/* ===== Custom Properties ===== */
:root {
  /* WeTransfer Inspired Color Palette */
  --primary-color: #0af;
  --primary-dark: #007bff;
  --secondary-color: #6c5ce7;
  --accent-color: #fd79a8;
  --warning-color: #fdcb6e;
  --success-color: #00b894;
  --dark-color: #2d3436;
  --light-color: #f8f9fa;
  --white: #ffffff;

  /* Text Colors */
  --text-primary: #2d3436;
  --text-secondary: #636e72;
  --text-muted: #b2bec3;

  /* Apple Standard Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-xxl: 20px;

  /* Apple Standard Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-xxxl: 64px;

  /* Typography - Inter Font System */
  --font-display: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Logo-Based Design System Variables */
  --logo-dark: #1c1b1b;
  --logo-blue: #3550ef;
  --playful-shadow: 0 4px 20px rgba(53, 80, 239, 0.15);
  --playful-gradient: var(--logo-blue);
  --accent-gradient: var(--logo-blue);
  --bounce-timing: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Keyframe Animations */
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes floatAnimation {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(1deg);
  }
}

@keyframes bounceIn {
  0% {
    transform: scale(0.3) rotate(-10deg);
    opacity: 0;
  }
  50% {
    transform: scale(1.05) rotate(5deg);
  }
  70% {
    transform: scale(0.9) rotate(-2deg);
  }
  100% {
    transform: scale(1) rotate(0deg);
    opacity: 1;
  }
}

:root {
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);

  /* Gradients */
  --gradient-primary: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  --gradient-accent: linear-gradient(
    135deg,
    var(--accent-color) 0%,
    var(--warning-color) 100%
  );
  --gradient-text: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
}

/* ===== Base Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--white);
  overflow-x: hidden;
}

.container {
  padding-left: var(--spacing-sm);
  padding-right: var(--spacing-sm);
}

/* ===== Typography ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.02em;
  color: var(--logo-dark);
}

.hero-title-smartboard {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

/* Upload Area Styles */
.upload-area {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border: 2px dashed var(--primary-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  margin: var(--spacing-md) 0;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  gap: var(--spacing-md);
}

.upload-area:hover {
  border-color: var(--secondary-color);
  background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.upload-area::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  transition: left 0.5s ease;
}

.upload-area:hover::before {
  left: 100%;
}

.upload-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  animation: uploadPulse 2s infinite;
}

.upload-title {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-body);
  width: 100%;
  text-align: center;
  line-height: 1.2;
  display: block;
}

.upload-text {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  opacity: 0.7;
  text-align: center;
}

.file-types {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-sm);
  width: auto;
}

.file-type {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  width: auto;
  justify-content: center;
}

.file-type:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.file-type i {
  font-size: 1.1rem;
}

.file-type span {
  font-weight: 600;
}

/* Process Steps Styles */
.process-steps {
  margin: var(--spacing-lg) 0;
}

.step-item {
  display: flex;
  align-items: flex-start;
  position: relative;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--text-muted);
  transition: all 0.3s ease;
}

.step-item:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
  transform: translateX(5px);
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.step-content h5 {
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step-content p {
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

@keyframes uploadPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* Platform Demo Styles */
.platform-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  width: 100%;
  max-width: 400px;
}

.platform-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--text-muted);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.platform-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.platform-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: var(--spacing-xs);
}

.mac-platform .platform-icon {
  background: linear-gradient(135deg, #000000 0%, #333333 100%);
}

.windows-platform .platform-icon {
  background: linear-gradient(135deg, #0078d4 0%, #106ebe 100%);
}

.linux-platform .platform-icon {
  background: linear-gradient(135deg, #f47421 0%, #e17055 100%);
}

.pardus-platform .platform-icon {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.platform-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
}

.platform-status {
  font-size: 0.8rem;
  color: var(--success-color);
  font-weight: 500;
}

.sync-indicator {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: linear-gradient(
    135deg,
    rgba(10, 255, 255, 0.1) 0%,
    rgba(108, 92, 231, 0.1) 100%
  );
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid rgba(10, 255, 255, 0.2);
}

.sync-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--success-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1rem;
}

.sync-text {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  text-align: center;
  letter-spacing: -0.01em;
  color: var(--logo-dark);
}

.text-gradient {
  color: var(--logo-blue);
}

/* ===== Navigation ===== */
.navbar {
  padding: var(--spacing-sm) 0;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all 0.3s ease;
}

.navbar-nav {
  justify-content: center;
  align-items: center;
}

.navbar-nav .nav-item {
  margin: 0 var(--spacing-xs);
}

.navbar-brand {
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--logo-dark) !important;
  text-decoration: none;
  padding: 0.25rem 0;
}

.navbar-brand img {
  height: 35px;
  width: auto;
}

@media (max-width: 768px) {
  .navbar-brand img {
    height: 30px;
  }
}

@media (max-width: 576px) {
  .navbar-brand img {
    height: 25px;
  }
}

@media (max-width: 992px) {
  .navbar-nav .nav-item {
    margin: var(--spacing-xs) 0;
  }

  .nav-link {
    padding: var(--spacing-sm) var(--spacing-lg) !important;
    border-radius: var(--radius-sm);
  }

  .nav-link:hover {
    transform: none;
    box-shadow: none;
  }
}

.brand-text {
  font-family: var(--font-display);
  color: var(--text-primary);
}

.brand-ai {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-link {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text-secondary) !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border-radius: var(--radius-md);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--logo-blue);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: var(--logo-blue) !important;
  background-color: rgba(53, 80, 239, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(53, 80, 239, 0.15);
}

.nav-link:hover::before {
  width: 100%;
}

.nav-link.active {
  color: var(--logo-blue) !important;
  font-weight: 600;
}

.nav-link.active::before {
  width: 100%;
}

/* ===== Contact Hero Styles ===== */
.contact-hero {
  position: relative;
  overflow: hidden;
}

.contact-hero .hero-content {
  padding: 0;
  position: relative;
  z-index: 2;
}

.contact-image-container {
  aspect-ratio: 1/1;
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.contact-image-container:hover {
  transform: translateY(-5px);
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.15);
}

.contact-hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.contact-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  padding: var(--spacing-xl);
}

.contact-info-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.info-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
  color: var(--text-primary);
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-item i {
  color: var(--logo-blue);
  margin-right: var(--spacing-sm);
  width: 20px;
  font-size: 1.1rem;
}

.info-item span {
  font-weight: 500;
}

@media (max-width: 992px) {
  .contact-image-container {
    width: 60%;
    height: calc(100vh - 80px);
  }

  .contact-overlay {
    padding: var(--spacing-lg);
  }

  .contact-info-card {
    padding: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .contact-image-container {
    position: relative;
    width: 100%;
    height: 50vh;
    top: auto;
    right: auto;
    margin-top: var(--spacing-xl);
  }

  .contact-hero-image {
    height: 100%;
  }
}

/* ===== Buttons ===== */
.btn {
  font-weight: 500;
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 1rem;
}

.btn-primary {
  background: var(--playful-gradient);
  color: var(--white);
  box-shadow: var(--playful-shadow);
  border: none;
  font-weight: 600;
  letter-spacing: 0.5px;
  transform: translateY(0);
  transition: all 0.3s var(--bounce-timing);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.5s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(53, 80, 239, 0.4);
  color: var(--white);
  background: linear-gradient(135deg, var(--logo-blue) 0%, #5a67d8 100%);
}

.btn-outline-dark {
  border: 2px solid var(--text-primary);
  color: var(--text-primary);
  background: transparent;
}

.btn-outline-dark:hover {
  background: var(--text-primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-light {
  background: var(--white);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--text-primary);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.1rem;
}

/* ===== Hero Section ===== */
.hero-section {
  padding-top: 80px;
  min-height: calc(100vh + 100px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 1) 0%,
    rgba(249, 250, 251, 1) 50%,
    rgba(243, 244, 246, 1) 100%
  );
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(79, 70, 229, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(139, 92, 246, 0.1) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  overflow: visible;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  margin-bottom: var(--spacing-xl);
}

.hero-stats {
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(45, 52, 54, 0.1);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
}

.stat-item:hover {
  background: rgba(0, 170, 255, 0.05);
  transform: translateY(-5px) scale(1.05);
}

.stat-item::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.stat-item:hover::after {
  width: 80%;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0;
  transition: all 0.3s ease;
  position: relative;
}

.stat-item:hover .stat-number {
  animation: wiggle 0.5s ease-in-out;
  color: var(--secondary-color);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0;
  transition: color 0.3s ease;
}

.stat-item:hover .stat-label {
  color: var(--primary-color);
}

/* ===== Hero Visual ===== */
.hero-visual {
  position: relative;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  animation: float 6s ease-in-out infinite, pulse 4s ease-in-out infinite;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  width: 50%;
  height: 70px;
}

.floating-card:hover {
  transform: scale(1.1) rotateZ(5deg);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(
    135deg,
    var(--white) 0%,
    rgba(53, 80, 239, 0.05) 100%
  );
  animation-play-state: paused;
}

.card-1 {
  top: 14%;
  left: 0%;
  animation-delay: 0s;
}

.card-2 {
  top: 20%;
  right: -10%;
  animation-delay: 2s;
}

.card-3 {
  bottom: 16%;
  left: 7%;
  animation-delay: 4s;
}

.card-4 {
  bottom: 35px;
  right: -40px;
  z-index: 10;
  animation-delay: 1s;
}

.card-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  height: 100%;
  font-size: 0.9rem;

  .card-icon {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    margin-bottom: 0;
  }
}

.hero-main-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.visual-container {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.visual-screen {
  width: 300px;
  height: 200px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  position: relative;
}

.screen-header {
  display: flex;
  justify-content: flex-start;
  margin-bottom: var(--spacing-sm);
}

.screen-dots {
  display: flex;
  gap: 4px;
}

.screen-dots span {
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
}

.screen-content {
  height: calc(100% - 40px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

.content-item {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.5rem;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.content-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.5s ease;
}

.content-item:hover::before {
  left: 100%;
}

.content-item.active {
  background: rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.content-item:hover {
  background: rgba(255, 255, 255, 0.25);
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  25% {
    transform: translateY(-15px) rotate(1deg);
  }
  50% {
    transform: translateY(-20px) rotate(0deg);
  }
  75% {
    transform: translateY(-15px) rotate(-1deg);
  }
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(0, 170, 255, 0.7);
  }
  50% {
    box-shadow: var(--shadow-lg), 0 0 0 10px rgba(0, 170, 255, 0);
  }
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%) rotate(-45deg);
  }
  100% {
    transform: translateX(200%) rotate(-45deg);
  }
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0) scale(1);
  }
  10% {
    transform: translateY(-10px) scale(1.1);
  }
  40% {
    transform: translateY(-5px) scale(1.05);
  }
  60% {
    transform: translateY(-3px) scale(1.02);
  }
}

@keyframes rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes wiggle {
  0%,
  100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(3deg);
  }
  75% {
    transform: rotate(-3deg);
  }
}

@keyframes heartbeat {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* ===== Features Section ===== */
.features-section {
  padding: var(--spacing-xxl) 0;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.features-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle at center,
    rgba(0, 170, 255, 0.05) 0%,
    transparent 70%
  );
  animation: rotate 30s linear infinite;
  pointer-events: none;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.feature-card {
  background: var(--white);
  border-radius: 20px;
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.4s var(--bounce-timing);
  height: 100%;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--logo-blue), var(--logo-dark));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border-color: var(--primary-color);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 2rem;
  color: var(--white);
  background: var(--playful-gradient);
  transform: scale(1);
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
}

.ai-icon {
  background: var(--logo-blue);
}
.interactive-icon {
  background: var(--logo-blue);
}
.platform-icon-bg {
  background: var(--success-color);
}
.platform-icon {
  background: var(--success-color);
}
.analytics-icon {
  background: var(--warning-color);
}
.collaboration-icon {
  background: var(--secondary-color);
}
.template-icon {
  background: #fd79a8;
}

.feature-card h4 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Platforms Section ===== */
.platforms-section {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.platform-item {
  background: var(--white);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s var(--bounce-timing);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.platform-item::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-primary);
  transform: translateX(-100%);
  transition: transform 0.4s ease;
}

.platform-item:hover {
  transform: translateY(-8px) scale(1.05);
  background: rgba(53, 80, 239, 0.05);
  box-shadow: var(--shadow-lg);
  border-color: rgba(53, 80, 239, 0.3);
}

.platform-item:hover::after {
  transform: translateX(0);
}

.platform-item:hover .platform-icon {
  transform: scale(1.1) rotate(-5deg);
}

.platform-icon {
  width: 60px;
  height: 60px;
  background: var(--playful-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  transition: transform 0.3s ease;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 1.5rem;
  color: var(--white);
}

.platform-item h5 {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.platform-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: var(--spacing-xxl) 0;
  background: var(--white);
}

.cta-card {
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xxl);
  color: var(--white);
  box-shadow: var(--shadow-lg);
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.cta-subtitle {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 0;
}

/* ===== Login Page Styles ===== */
.login-section {
  background: linear-gradient(135deg, #f8f9ff 0%, #f0f2ff 100%);
  min-height: 100vh;
}

.login-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  padding: var(--spacing-xxl);
  border: none;
  transition: all 0.3s ease;
}

.login-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.15);
}

.login-header .logo-circle {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  margin: 0 auto;
  box-shadow: 0 10px 30px rgba(0, 170, 255, 0.3);
}

.login-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.login-subtitle {
  font-size: 1.1rem;
  margin-bottom: 0;
}

.login-stats {
  background: rgba(0, 170, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.stat-mini .stat-number {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--primary-color);
  font-weight: 400;
  display: block;
}

.stat-mini .stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.login-form .form-control {
  border-radius: var(--radius-lg);
  border: 2px solid rgba(0, 0, 0, 0.1);
  padding: 1rem;
  font-size: 1rem;
  height: 65px;
  transition: all 0.3s ease;
}

.login-form .form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(0, 170, 255, 0.15);
  transform: translateY(-2px);
}

.login-form .form-floating > label {
  color: var(--text-secondary);
  font-weight: 500;
}

.password-toggle {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: all 0.3s ease;
  z-index: 5;
}

.password-toggle:hover {
  color: var(--primary-color);
  background: rgba(0, 170, 255, 0.1);
}

.forgot-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.forgot-link:hover {
  text-decoration: underline;
}

.login-form .btn-primary {
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-lg);
  padding: 1rem;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.login-form .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 170, 255, 0.3);
}

.divider {
  position: relative;
  margin: var(--spacing-lg) 0;
}

.divider::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(0, 0, 0, 0.1);
}

.divider-text {
  background: var(--white);
  color: var(--text-secondary);
  padding: 0 var(--spacing-md);
  font-size: 0.9rem;
}

.social-login .btn {
  border-radius: var(--radius-lg);
  border: 2px solid rgba(0, 0, 0, 0.1);
  padding: 1rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.social-login .btn:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.signup-link a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.signup-link a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .login-card {
    padding: var(--spacing-lg);
    margin: var(--spacing-md);
  }

  .login-title {
    font-size: 2rem;
  }

  .login-header .logo-circle {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  .login-card {
    padding: var(--spacing-md);
  }

  .login-title {
    font-size: 1.8rem;
  }
}

/* ===== Footer ===== */
.footer {
  background: var(--text-primary);
  color: var(--white);
}

.footer-brand-container {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.footer-logo {
  height: 48px;
  width: auto;
  transition: all 0.3s ease;
}

.footer-logo:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0;
  color: var(--white);
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
}

.footer-title {
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  font-size: 1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--primary-color);
}

.footer-divider {
  border-color: rgba(255, 255, 255, 0.1);
  margin: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin-bottom: 0;
}

.footer-copyright a {
  color: var(--white);
  text-decoration: none;
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}

.social-link {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-link:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  .container {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }

  .hero-section {
    text-align: center;
    padding-top: 100px;
  }

  .hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
  }

  .btn-lg {
    width: 100%;
    max-width: 300px;
  }

  .floating-card {
    display: none;
  }

  .hero-visual {
    height: 300px;
    margin-top: var(--spacing-xl);
  }

  .visual-container {
    padding: var(--spacing-md);
  }

  .visual-screen {
    width: 250px;
    height: 150px;
  }

  .cta-card {
    text-align: center;
    padding: var(--spacing-xl);
  }

  .social-links {
    justify-content: center;
    margin-top: var(--spacing-md);
  }
}

@media (max-width: 576px) {
  .platforms-grid {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .platform-item {
    padding: var(--spacing-lg);
  }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content > * {
  animation: fadeInUp 0.8s ease-out;
}

.hero-content > *:nth-child(2) {
  animation-delay: 0.2s;
}

.hero-content > *:nth-child(3) {
  animation-delay: 0.4s;
}

.hero-content > *:nth-child(4) {
  animation-delay: 0.6s;
}

/* ===== Big Content Blocks ===== */
.big-blocks-section {
  padding: var(--spacing-xxl) 0;
  background: var(--white);
}

.big-block {
  padding: var(--spacing-xxl);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-xxl);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: hidden;
}

.horizontal-block {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.horizontal-block:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.horizontal-block.no-hover:hover {
  transform: none;
  box-shadow: none;
}

.horizontal-block.reverse {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.block-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.block-subtitle {
  display: flex;
  align-items: center;
  font-size: 1.1rem;
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: var(--spacing-md);
  padding: 0.5rem 1rem;
  background: linear-gradient(
    135deg,
    rgba(10, 255, 255, 0.1) 0%,
    rgba(108, 92, 231, 0.1) 100%
  );
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

.block-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
}

.block-features {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.feature-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.block-stats {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.stat-block {
  text-align: center;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  background: rgba(0, 170, 255, 0.05);
  transition: all 0.3s ease;
  cursor: pointer;
}

.stat-block:hover {
  transform: translateY(-5px) scale(1.05);
  background: rgba(0, 170, 255, 0.1);
}

.stat-block h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.stat-block p {
  color: var(--text-secondary);
  margin: 0;
  font-weight: 500;
}

/* ===== Visual Containers ===== */
.visual-container-large {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.visual-container-large:hover {
  transform: scale(1.02) rotateY(2deg);
  box-shadow: 0 20px 60px rgba(0, 170, 255, 0.15);
}

.demo-screen {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  color: var(--white);
  min-height: 300px;
  position: relative;
  overflow: hidden;
}

.screen-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.screen-dots {
  display: flex;
  gap: 6px;
}

.screen-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: block;
}

.dot.red {
  background: #ff5f56;
}
.dot.yellow {
  background: #ffbd2e;
}
.dot.green {
  background: #27ca3f;
}

.screen-title {
  font-weight: 600;
  font-size: 1.1rem;
}

.screen-body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  height: 100%;
}

.content-preview .preview-item {
  background: var(--primary-color);
}

.content-preview {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  width: 100%;
  justify-content: space-between;
}

.preview-item {
  background: var(--text-muted);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  flex: 1;
  justify-content: center;
  flex-direction: column;
  text-align: center;
}

.preview-item:hover {
  background: var(--text-secondary);
  transform: translateY(-2px);
}

.preview-item i {
  font-size: 0.9rem;
  color: var(--white);
  margin-bottom: 0.2rem;
}

.preview-item span {
  font-size: 0.7rem;
  color: var(--white);
  font-weight: 400;
}

.preview-item.active {
  background: rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.preview-item.processing {
  animation: processingPulse 2s ease-in-out infinite;
  background: rgba(255, 255, 255, 0.2);
  position: relative;
}

.preview-item.processing::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--primary-color);
  animation: loadingBar 6s ease-in-out infinite;
  width: 0%;
}

.processing-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--white);
  animation: loadingBar 6s ease-in-out infinite;
}

.demo-chart {
  display: flex;
  align-items: end;
  gap: 8px;
  height: 80px;
}

.chart-bar {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 4px 4px 0 0;
  width: 20px;
  animation: chartGrow 2s ease-out infinite alternate;
  transition: all 0.3s ease;
}

.chart-bar:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scaleY(1.1);
}

/* ===== Interactive Demo ===== */
.interactive-demo {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  color: var(--text-primary);
  min-height: 300px;
}

.demo-header h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
  text-align: center;
  font-weight: 600;
}

.lesson-elements {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.element-item {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.element-item:hover {
  transform: translateX(10px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.element-item.quiz {
  border-left: 4px solid var(--warning-color);
}
.element-item.game {
  border-left: 4px solid var(--accent-color);
}
.element-item.whiteboard {
  border-left: 4px solid var(--success-color);
}

.element-item i {
  font-size: 1.5rem;
}

.element-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--primary-color);
  animation: progressFill 4s ease-in-out infinite;
}

.engagement-meter {
  text-align: center;
  padding: var(--spacing-lg);
  background: linear-gradient(
    135deg,
    rgba(0, 170, 255, 0.1) 0%,
    rgba(108, 92, 231, 0.1) 100%
  );
  border-radius: var(--radius-lg);
}

.meter-label {
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.meter-bar {
  width: 100%;
  height: 10px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
}

.meter-fill {
  height: 100%;
  background: var(--gradient-primary);
  width: 94%;
  border-radius: 5px;
  animation: meterPulse 3s ease-in-out infinite;
}

.meter-value {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--primary-color);
  font-weight: 600;
}

/* ===== Vertical Blocks ===== */
.vertical-blocks-section {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.vertical-block {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.vertical-block:hover {
  transform: translateY(-12px) rotateY(5deg) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.vertical-block:nth-child(even):hover {
  transform: translateY(-12px) rotateY(-5deg) scale(1.02);
}

.vertical-visual {
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.step-icon {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.icon-circle {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 2.5rem;
  color: var(--white);
  position: relative;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.step-1 {
  background: var(--gradient-primary);
}
.step-2 {
  background: var(--gradient-accent);
}
.step-3 {
  background: linear-gradient(135deg, var(--success-color) 0%, #00b894 100%);
}

.vertical-block:hover .icon-circle {
  transform: scale(1.1) rotate(10deg);
}

.step-number {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 30px;
  height: 30px;
  background: var(--white);
  color: var(--text-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
}

.step-animation {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

/* ===== Step Animations ===== */
.upload-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.file-icon,
.cloud-icon {
  font-size: 2rem;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.upload-arrow {
  font-size: 1.5rem;
  color: var(--success-color);
  animation: uploadBounce 2s ease-in-out infinite;
}

.transform-demo {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ai-brain {
  font-size: 3rem;
  color: var(--secondary-color);
  position: relative;
  animation: brainPulse 2s ease-in-out infinite;
}

.brain-waves {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.wave {
  position: absolute;
  width: 60px;
  height: 60px;
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  opacity: 0;
  animation: waveExpand 2s ease-out infinite;
}

.wave:nth-child(2) {
  animation-delay: 0.5s;
}

.wave:nth-child(3) {
  animation-delay: 1s;
}

.transformation-particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--accent-color);
  border-radius: 50%;
  animation: particleFloat 3s ease-in-out infinite;
}

.particle:nth-child(1) {
  top: 20%;
  left: 30%;
  animation-delay: 0s;
}

.particle:nth-child(2) {
  top: 60%;
  right: 30%;
  animation-delay: 1s;
}

.particle:nth-child(3) {
  bottom: 20%;
  left: 50%;
  animation-delay: 2s;
}

.share-demo {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.content-hub {
  font-size: 2.5rem;
  color: var(--primary-color);
  animation: hubRotate 4s linear infinite;
}

.share-arrows {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.arrow-path {
  font-size: 1.5rem;
  color: var(--success-color);
  animation: arrowMove 2s ease-in-out infinite;
}

.devices {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.devices i {
  font-size: 1.2rem;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.devices i:hover {
  color: var(--primary-color);
  transform: scale(1.2);
}

.vertical-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.vertical-content p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.step-features {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.feature-tag {
  background: var(--light-color);
  color: var(--white);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.feature-tag:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: var(--shadow-sm);
}

/* ===== Animations ===== */
@keyframes processingPulse {
  0%,
  100% {
    background: rgba(255, 255, 255, 0.1);
  }
  50% {
    background: rgba(255, 255, 255, 0.3);
  }
}

@keyframes loadingBar {
  0% {
    width: 0%;
  }
  25% {
    width: 30%;
  }
  50% {
    width: 60%;
  }
  75% {
    width: 85%;
  }
  100% {
    width: 100%;
  }
}

@keyframes chartGrow {
  0% {
    transform: scaleY(0.8);
  }
  100% {
    transform: scaleY(1.2);
  }
}

@keyframes progressFill {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}

@keyframes meterPulse {
  0%,
  100% {
    transform: scaleX(0.94);
  }
  50% {
    transform: scaleX(0.98);
  }
}

@keyframes iconBounce {
  0%,
  100% {
    transform: scale(1.1) rotateZ(10deg);
  }
  50% {
    transform: scale(1.2) rotateZ(-5deg);
  }
}

@keyframes uploadBounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes brainPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

@keyframes waveExpand {
  0% {
    width: 20px;
    height: 20px;
    opacity: 1;
  }
  100% {
    width: 80px;
    height: 80px;
    opacity: 0;
  }
}

@keyframes particleFloat {
  0%,
  100% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
  33% {
    transform: translateY(-20px) scale(1.2);
    opacity: 0.8;
  }
  66% {
    transform: translateY(10px) scale(0.8);
    opacity: 0.6;
  }
}

@keyframes hubRotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes arrowMove {
  0%,
  100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(10px);
  }
}

/* ===== Extra Visual Blocks ===== */
.extra-blocks-section {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.color-block {
  border-radius: 24px;
  padding: var(--spacing-xl);
  color: var(--white);
  transition: all 0.4s var(--bounce-timing);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 350px;
}

.color-block:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

/* Color Variations */
.green-block {
  background: linear-gradient(135deg, #00b894 0%, #00a085 100%);
  color: white;
}

.blue-block {
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
}

.beige-block {
  background: linear-gradient(135deg, #f4e4c1 0%, #e6d7b8 100%);
  color: var(--text-primary);
}

.white-block {
  background: var(--white);
  color: var(--text-primary);
  border: 2px solid #f0f0f0;
}

.purple-block {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.orange-block {
  background: linear-gradient(135deg, #ffa726 0%, #ff7043 100%);
}

.wide-block {
  min-height: 400px;
}

.tall-block {
  min-height: 450px;
}

.color-block-content h3 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  font-weight: 400;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.color-block-content p {
  font-size: 1.1rem;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 0;
}

/* Block Visual Mini */
.block-visual-mini {
  margin-bottom: var(--spacing-xl);
  display: flex;
  justify-content: center;
  align-items: center;
  flex: 1;
  min-height: 150px;
}

.block-visual-wide {
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
  align-items: center;
  flex: 1;
  min-height: 200px;
}

/* Demo Player */
.mini-demo-screen {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 100%;
  max-width: 280px;
}

.demo-player {
  background: rgba(0, 0, 0, 0.8);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.player-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: rgba(0, 0, 0, 0.9);
}

.play-btn {
  width: 32px;
  height: 32px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.play-btn:hover {
  transform: scale(1.1);
  background: var(--secondary-color);
}

.progress-bar {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--primary-color);
  width: 60%;
  border-radius: 2px;
  animation: progressMove 4s ease-in-out infinite;
}

.time-display {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  min-width: 40px;
}

.video-preview {
  height: 120px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.preview-thumbnail {
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.6);
  animation: videoFloat 3s ease-in-out infinite;
}

.preview-overlay {
  position: absolute;
  bottom: var(--spacing-sm);
  left: var(--spacing-sm);
  background: rgba(0, 0, 0, 0.7);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
}

.overlay-text {
  font-size: 0.8rem;
  color: var(--white);
}

/* Language Demo */
.language-demo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  align-items: center;
  width: 100%;
}

.language-selector {
  display: flex;
  gap: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.lang-option {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.1);
}

.lang-option.active {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.05);
}

.lang-option:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.social-links-demo {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: center;
}

.social-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-icon.linkedin {
  background: rgba(0, 119, 181, 0.8);
}
.social-icon.twitter {
  background: rgba(0, 0, 0, 0.8);
}
.social-icon.instagram {
  background: linear-gradient(
    45deg,
    #f09433 0%,
    #e6683c 25%,
    #dc2743 50%,
    #cc2366 75%,
    #bc1888 100%
  );
}
.social-icon.facebook {
  background: rgba(24, 119, 242, 0.8);
}
.social-icon.youtube {
  background: rgba(255, 0, 0, 0.8);
}

.social-icon:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

/* File Types Demo */
.file-types-demo {
  position: relative;
  width: 100%;
  max-width: 300px;
}

.file-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
}

.file-type {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.file-type:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: var(--shadow-lg);
}

.file-type.active {
  background: var(--primary-color);
  color: var(--white);
  transform: scale(1.1);
  z-index: 2;
}

.file-type i {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-color);
}

.file-type.active i {
  color: var(--white);
}

.file-type span {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.file-type.active span {
  color: var(--white);
}

.scan-effect {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.scan-line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--primary-color),
    transparent
  );
  animation: scanMove 3s ease-in-out infinite;
}

/* Analysis Features */
.analysis-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.analysis-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: rgba(0, 170, 255, 0.05);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
  cursor: pointer;
}

.analysis-item:hover {
  background: rgba(0, 170, 255, 0.1);
  transform: translateX(10px);
}

.analysis-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.analysis-item span {
  font-weight: 500;
  color: var(--text-primary);
}

/* Gamification Demo */
.gamification-demo {
  gap: var(--spacing-xl);
  width: 100%;
  align-items: center;
  justify-content: center;
}

.game-elements {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.game-element {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-width: 180px;
}

.game-element:hover {
  transform: translateX(10px) scale(1.05);
  background: rgba(255, 255, 255, 0.25);
}

.element-icon {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.element-label {
  flex: 1;
  font-weight: 500;
}

.element-score {
  background: rgba(255, 255, 255, 0.3);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
}

.leaderboard-mini {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-width: 200px;
}

.leaderboard-title {
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  text-align: center;
  font-size: 1.1rem;
}

.leaderboard-items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.leaderboard-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}

.leaderboard-item:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.02);
}

.rank {
  font-weight: 600;
  color: var(--warning-color);
  min-width: 30px;
}

.name {
  flex: 1;
  font-weight: 500;
}

.score {
  font-weight: 600;
  font-size: 0.9rem;
}

/* Collaboration Demo */
.collaboration-demo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  align-items: center;
  width: 100%;
}

.user-avatars {
  display: flex;
  gap: var(--spacing-sm);
}

.avatar {
  position: relative;
  transition: all 0.3s ease;
}

.avatar:hover {
  transform: scale(1.1);
}

.avatar-img {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1.2rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.avatar.active .avatar-img {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.6);
}

.status-dot {
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--white);
}

.status-dot.online {
  background: var(--success-color);
  animation: pulse 2s ease-in-out infinite;
}

.status-dot.away {
  background: var(--warning-color);
}

.collaboration-activity {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.activity-dot {
  width: 8px;
  height: 8px;
  background: var(--success-color);
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}

/* Animations */
@keyframes progressMove {
  0%,
  100% {
    width: 60%;
  }
  50% {
    width: 80%;
  }
}

@keyframes videoFloat {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-5px) scale(1.05);
  }
}

@keyframes scanMove {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateY(300px);
    opacity: 0;
  }
}

/* Responsive Design for Color Blocks */
@media (max-width: 768px) {
  .color-block {
    min-height: 300px;
    padding: var(--spacing-lg);
  }

  .wide-block,
  .tall-block {
    min-height: 320px;
  }

  .gamification-demo {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .file-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .social-links-demo {
    gap: var(--spacing-sm);
  }

  .social-icon {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
}

/* ===== Content Slider Styles ===== */
.content-slider-section {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.community-slider-section {
  padding: var(--spacing-xxl) 0;
  background: var(--white);
}

.content-slider-container,
.community-slider-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--white);
}

.content-slider,
.community-slider {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.content-slide,
.community-slide {
  min-width: 100%;
  padding: var(--spacing-xxl);
}

.content-slide.active,
.community-slide.active {
  display: block;
}

/* Content Slider Specific Styles */
.upload-interface {
  display: flex;
  gap: var(--spacing-xxl);
  align-items: center;
  min-height: 400px;
}

.upload-card {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xxl);
  text-align: center;
  flex: 1;
  max-width: 350px;
  position: relative;
  overflow: hidden;
}

.upload-card::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 70%
  );
  animation: rotate 20s linear infinite;
}

.upload-icon {
  font-size: 4rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-md);
  animation: uploadPulse 3s ease-in-out infinite;
}

.upload-card h4 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin-bottom: var(--spacing-sm);
  font-weight: 400;
}

.upload-card p {
  opacity: 0.9;
  margin-bottom: var(--spacing-xl);
}

.content-preview-large {
  flex: 1;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.preview-header {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.preview-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1.2rem;
}

.preview-type {
  background: var(--primary-color);
  color: var(--white);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
}

.preview-content {
  padding: var(--spacing-xxl);
  text-align: center;
  position: relative;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.math-formula {
  font-family: "Times New Roman", serif;
  font-size: 2rem;
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  animation: formulaFloat 4s ease-in-out infinite;
}

.content-overlay {
  position: absolute;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
}

.overlay-badge {
  background: var(--success-color);
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  font-weight: 500;
  animation: badgePulse 2s ease-in-out infinite;
}

/* Processing Interface */
.processing-interface {
  display: flex;
  gap: var(--spacing-xxl);
  align-items: center;
  min-height: 400px;
}

.processing-circle {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.circle-progress {
  position: relative;
  width: 200px;
  height: 200px;
}

.circle-progress svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.circle-progress circle:last-child {
  animation: progressAnimation 3s ease-in-out infinite;
}

.progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.progress-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--primary-color);
  line-height: 1;
}

.progress-label {
  display: block;
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

.processing-info {
  flex: 1;
}

.processing-info h4 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  margin-bottom: var(--spacing-xl);
  color: var(--text-primary);
}

.processing-steps {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.step {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.step.completed {
  background: rgba(0, 184, 148, 0.1);
  color: var(--success-color);
}

.step.active {
  background: rgba(0, 170, 255, 0.1);
  color: var(--primary-color);
  animation: stepPulse 2s ease-in-out infinite;
}

.step i {
  font-size: 1.2rem;
}

.step.active i {
  animation: rotate 2s linear infinite;
}

/* Interactive Showcase */
.interactive-showcase {
  min-height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.showcase-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xxl);
}

.showcase-header h4 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--text-primary);
}

.engagement-badge {
  background: var(--gradient-accent);
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 500;
}

.interactive-elements {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.element-card {
  background: var(--white);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.element-card:hover {
  box-shadow: var(--shadow-lg);
}

.element-card.active {
  border-color: var(--primary-color);
  background: rgba(0, 170, 255, 0.05);
}

.quiz-card:hover,
.quiz-card.active {
  border-color: var(--warning-color);
}
.game-card:hover,
.game-card.active {
  border-color: var(--accent-color);
}
.assessment-card:hover,
.assessment-card.active {
  border-color: var(--success-color);
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
}

.quiz-card .card-icon {
  background: var(--warning-color);
}
.game-card .card-icon {
  background: var(--accent-color);
}
.assessment-card .card-icon {
  background: var(--success-color);
}

.card-content {
  flex: 1;
}

.card-content h5 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.card-content p {
  color: var(--text-secondary);
  margin: 0;
}

.card-score {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1.1rem;
  animation: scoreFloat 3s ease-in-out infinite;
}

/* Community Slider Styles */
.community-visual {
  display: flex;
  gap: var(--spacing-xxl);
  align-items: center;
  min-height: 400px;
}

.educator-profile {
  flex: 1;
  text-align: center;
}

.profile-image {
  margin-bottom: var(--spacing-lg);
}

.avatar-large {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin: 0 auto var(--spacing-lg);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.avatar-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.8;
}

.avatar-bg.math {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.avatar-bg.science {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}
.avatar-bg.language {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.avatar-initials {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 600;
  color: var(--white);
  z-index: 2;
}

.online-status {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 20px;
  height: 20px;
  background: var(--success-color);
  border: 3px solid var(--white);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.online-status.away {
  background: var(--warning-color);
}

.profile-info h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.title {
  color: var(--primary-color);
  font-weight: 500;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
}

.institution {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.profile-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: rgba(0, 170, 255, 0.05);
  border-radius: var(--radius-lg);
}

.stat {
  text-align: center;
}

.stat .number {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--primary-color);
  line-height: 1;
}

.stat .label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

.social-links-profile {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
}

.social-link-item {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--white);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.social-link-item:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.social-link-item.linkedin {
  background: #0077b5;
}
.social-link-item.twitter {
  background: #000000;
}
.social-link-item.github {
  background: #333333;
}
.social-link-item.youtube {
  background: #ff0000;
}
.social-link-item.instagram {
  background: linear-gradient(
    45deg,
    #f09433 0%,
    #e6683c 25%,
    #dc2743 50%,
    #cc2366 75%,
    #bc1888 100%
  );
}
.social-link-item.tiktok {
  background: #000000;
}
.social-link-item.website {
  background: var(--primary-color);
}

.community-info {
  flex: 1;
  text-align: left;
}

.info-tag {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  display: inline-block;
  margin-bottom: var(--spacing-md);
}

.community-info h4 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.community-info p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* Slider Controls */
.slider-controls {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 var(--spacing-md);
  pointer-events: none;
}

.slider-btn {
  width: 50px;
  height: 50px;
  background: var(--white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--primary-color);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: all;
}

.slider-btn:hover {
  transform: scale(1.1);
  background: var(--primary-color);
  color: var(--white);
  box-shadow: var(--shadow-lg);
}

.slider-indicators {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: rgba(248, 249, 250, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(0, 170, 255, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
}

.indicator.active {
  background: var(--primary-color);
  transform: scale(1.2);
}

.indicator:hover {
  background: var(--primary-color);
  transform: scale(1.1);
}

/* Animations */
@keyframes uploadPulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.9;
  }
  50% {
    transform: scale(1.05);
    opacity: 1;
  }
}

@keyframes formulaFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes badgePulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes progressAnimation {
  0% {
    stroke-dashoffset: 283;
  }
  100% {
    stroke-dashoffset: 85;
  }
}

@keyframes stepPulse {
  0%,
  100% {
    background: rgba(0, 170, 255, 0.1);
  }
  50% {
    background: rgba(0, 170, 255, 0.2);
  }
}

@keyframes engagementGlow {
  0%,
  100% {
    box-shadow: 0 0 20px rgba(253, 121, 168, 0.3);
  }
  50% {
    box-shadow: 0 0 30px rgba(253, 121, 168, 0.6);
  }
}

@keyframes scoreFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

/* Responsive Slider Styles */
@media (max-width: 768px) {
  .content-slide,
  .community-slide {
    padding: var(--spacing-lg);
  }

  .upload-interface,
  .processing-interface,
  .community-visual {
    flex-direction: column;
    gap: var(--spacing-lg);
    text-align: center;
  }

  .upload-card {
    max-width: 100%;
  }

  .circle-progress {
    width: 150px;
    height: 150px;
  }

  .profile-stats {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .community-info {
    text-align: center;
  }

  .slider-controls {
    padding: 0 var(--spacing-sm);
  }

  .slider-btn {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

/* ===== Simple Horizontal Slider ===== */
.simple-slider-section {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.simple-slider-wrapper {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  overflow: hidden;
}

.simple-slider {
  display: flex;
  gap: var(--spacing-xl);
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  padding: var(--spacing-lg) 0;
}

.simple-card {
  min-width: 350px;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xxl);
  box-shadow: var(--shadow-lg);
  position: relative;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  border: 2px solid transparent;
}

.simple-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-color);
}

.card-number {
  position: absolute;
  top: -10px;
  right: var(--spacing-lg);
  background: var(--gradient-primary);
  color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
}

.card-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  margin-bottom: var(--spacing-lg);
}

.simple-card h4 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.simple-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
}

.card-metric {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: rgba(0, 170, 255, 0.05);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary-color);
}

.metric-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--primary-color);
}

.metric-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

.simple-controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.simple-btn {
  width: 50px;
  height: 50px;
  background: var(--white);
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--primary-color);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.simple-btn:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.simple-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--spacing-lg);
  max-width: 300px;
  margin-left: auto;
  margin-right: auto;
}

.progress-track {
  flex: 1;
  height: 4px;
  background: rgba(0, 170, 255, 0.2);
  border-radius: 2px;
  overflow: hidden;
  margin-right: var(--spacing-md);
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: width 0.6s ease;
  width: 20%;
}

.slide-counter {
  font-weight: 500;
  color: var(--text-secondary);
  min-width: 50px;
  text-align: right;
}

.slide-counter #currentSlide {
  color: var(--primary-color);
  font-weight: 600;
}

/* ===== Full Vertical Slider ===== */
.vertical-slider-section {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.vertical-slider {
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.vertical-slide {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: var(--white);
  background-attachment: fixed;
}

.vertical-slide.active {
  z-index: 2;
}

.vertical-slide::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0.9;
}

.vertical-content {
  position: relative;
  z-index: 3;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  display: flex;
  align-items: center;
  gap: var(--spacing-xxl);
  width: 100%;
}

.slide-indicator {
  position: absolute;
  top: var(--spacing-xl);
  left: var(--spacing-xl);
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.2);
  z-index: 1;
}

.content-area {
  flex: 1;
  animation: slideInLeft 1s ease-out;
}

.content-area h2 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
}

.content-area p {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-xxl);
  opacity: 0.9;
  max-width: 600px;
}

.feature-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xxl);
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.highlight-item:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(10px);
}

.highlight-item i {
  font-size: 1.5rem;
  color: var(--white);
}

.highlight-item span {
  font-weight: 500;
}

.cta-button {
  background: var(--white);
  color: var(--primary-color);
  border: none;
  padding: var(--spacing-lg) var(--spacing-xxl);
  border-radius: var(--radius-lg);
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--shadow-lg);
}

.cta-button:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.cta-button i {
  transition: transform 0.3s ease;
}

.cta-button:hover i {
  transform: translateX(5px);
}

.visual-area {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: slideInRight 1s ease-out;
}

/* Floating Elements Visual */
.floating-elements {
  position: relative;
  width: 300px;
  height: 200px;
}

.float-element {
  position: absolute;
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.pdf-icon {
  top: 0;
  left: 0;
  animation: floatUpDown 3s ease-in-out infinite;
}

.arrow-transform {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 2s ease-in-out infinite;
}

.interactive-icon {
  bottom: 0;
  right: 0;
  animation: floatUpDown 3s ease-in-out infinite 1s;
}

/* Engagement Visual */
.engagement-visual {
  text-align: center;
}

.student-avatars {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.student-avatar {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.3);
  animation: avatarBounce 2s ease-in-out infinite;
}

.student-avatar:nth-child(2) {
  animation-delay: 0.2s;
}
.student-avatar:nth-child(3) {
  animation-delay: 0.4s;
}
.student-avatar:nth-child(4) {
  animation-delay: 0.6s;
}

.engagement-meter {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.meter-bar {
  height: 12px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
}

.meter-progress {
  height: 100%;
  background: linear-gradient(90deg, #00ff88, #00ccff);
  border-radius: 6px;
  animation: progressGlow 2s ease-in-out infinite;
}

.meter-label {
  font-weight: 600;
  font-size: 1.1rem;
}

/* Scale Visual */
.scale-visual {
  position: relative;
  width: 300px;
  height: 250px;
}

.device-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.device {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  animation: devicePulse 3s ease-in-out infinite;
}

.device:nth-child(2) {
  animation-delay: 0.5s;
}
.device:nth-child(3) {
  animation-delay: 1s;
}
.device:nth-child(4) {
  animation-delay: 1.5s;
}

.connection-lines {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.line {
  position: absolute;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.6),
    transparent
  );
  animation: lineFlow 2s ease-in-out infinite;
}

.line-1 {
  top: 40px;
  left: 80px;
  right: 80px;
}

.line-2 {
  top: 40px;
  left: 80px;
  right: 80px;
  transform: rotate(90deg);
}

.line-3 {
  top: 150px;
  left: 80px;
  right: 80px;
}

.central-hub {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.5);
  animation: hubRotate 8s linear infinite;
}

/* Vertical Navigation */
.vertical-nav {
  position: fixed;
  right: var(--spacing-xl);
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  z-index: 10;
}

.nav-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.nav-dot:hover {
  background: rgba(255, 255, 255, 0.7);
  transform: scale(1.2);
}

.nav-dot.active {
  background: var(--white);
  border-color: var(--white);
  transform: scale(1.3);
}

/* Scroll Indicator - Sadece vertical slider'da görünür */
.vertical-slider-section .scroll-indicator {
  position: fixed;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.8);
  z-index: 10;
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-indicator {
  display: none; /* Varsayılan olarak gizli */
}

.scroll-line {
  width: 1px;
  height: 30px;
  background: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-sm);
}

.scroll-text {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* Animations */
@keyframes cardIconFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes floatUpDown {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
}

@keyframes avatarBounce {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes progressGlow {
  0%,
  100% {
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
  }
  50% {
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
  }
}

@keyframes devicePulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.05);
    opacity: 1;
  }
}

@keyframes lineFlow {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@keyframes scrollBounce {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

/* Responsive Styles */
@media (max-width: 768px) {
  .simple-card {
    min-width: 300px;
    padding: var(--spacing-lg);
  }

  .card-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .vertical-content {
    flex-direction: column;
    gap: var(--spacing-lg);
    text-align: center;
    padding: 0 var(--spacing-lg);
  }

  .content-area h2 {
    font-size: 2.5rem;
  }

  .slide-indicator {
    font-size: 2.5rem;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
  }

  .device-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
  }

  .device {
    width: 60px;
    height: 60px;
    font-size: 1.8rem;
  }

  .vertical-nav {
    right: var(--spacing-lg);
  }
}

/* ===== Additional Pages Styles ===== */

/* About Page Styles */
.about-hero-section {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.about-visual .mission-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  max-width: 400px;
  margin: 0 auto;
}

.mission-card {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: pointer;
  border: 2px solid transparent;
}

.mission-card:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: var(--shadow-lg);
}

.mission-card.card-innovation {
  border-color: var(--primary-color);
}
.mission-card.card-education {
  border-color: var(--success-color);
}
.mission-card.card-ai {
  border-color: var(--accent-color);
}
.mission-card.card-global {
  border-color: var(--warning-color);
}

.mission-card i {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.content-block {
  background: var(--white);
  padding: var(--spacing-xxl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  height: 100%;
}

.block-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--spacing-lg);
}

.mission-icon {
  background: var(--gradient-primary);
  color: var(--white);
}
.vision-icon {
  background: var(--gradient-accent);
  color: var(--white);
}

.mission-points {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  text-align: left;
}

.point-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.point-item i {
  color: var(--success-color);
  font-size: 1.2rem;
}

.vision-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.metric-card {
  text-align: center;
  padding: var(--spacing-lg);
  background: rgba(0, 170, 255, 0.05);
  border-radius: var(--radius-lg);
  flex: 1;
}

.metric-card h4 {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.value-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  text-align: center;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.value-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.value-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  margin: 0 auto var(--spacing-lg);
}

.innovation-gradient {
  background: var(--gradient-primary);
}
.collaboration-gradient {
  background: var(--gradient-accent);
}
.accessibility-gradient {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}
.excellence-gradient {
  background: linear-gradient(135deg, #ffd700 0%, #ffb347 100%);
}

.team-category-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--primary-color);
}

.team-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  height: 100%;
}

.team-card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.team-card.compact {
  padding: var(--spacing-lg);
}

.team-avatar {
  position: relative;
  width: 160px;
  height: 160px;
  margin: 0 auto var(--spacing-lg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.team-avatar.small {
  width: 100px;
  height: 100px;
  margin-bottom: var(--spacing-md);
}

.avatar-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 50%;
  opacity: 0.9;
}

.ceo-gradient {
  background: var(--gradient-primary);
}
.cto-gradient {
  background: var(--gradient-accent);
}
.dev-gradient {
  background: var(--gradient-accent);
}
.design-gradient {
  background: linear-gradient(135deg, #ff6b6b 0%, #feca57 100%);
}

.avatar-initials {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 600;
  color: var(--white);
  z-index: 2;
}

.team-avatar.small .avatar-initials {
  font-size: 2rem;
}

.team-status {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 3px solid var(--white);
  background: var(--success-color);
}

.team-status.away {
  background: var(--warning-color);
}

.team-status.online {
  animation: pulse 2s ease-in-out infinite;
}

.team-role {
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.team-bio {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-lg);
}

.team-social {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
}

.team-social .social-link {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  background: rgba(0, 170, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

.team-social .social-link:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

.join-team-cta {
  background: var(--gradient-primary);
  padding: var(--spacing-xxl);
  border-radius: var(--radius-xl);
  color: var(--white);
}

/* Blog Page Styles */
.blog-search-form {
  max-width: 600px;
  margin: 0 auto;
}

.search-container {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-sm);
}

.search-icon {
  position: absolute;
  left: var(--spacing-lg);
  color: var(--text-secondary);
  font-size: 1.2rem;
}

.search-input {
  flex: 1;
  border: none;
  padding: var(--spacing-md) var(--spacing-lg) var(--spacing-md) 3rem;
  font-size: 1.1rem;
  background: transparent;
}

.search-input:focus {
  outline: none;
  box-shadow: none;
}

.search-btn {
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
}

.featured-post-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-xxl);
  margin-bottom: var(--spacing-xl);
}

.post-meta {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.featured-badge {
  background: var(--gradient-accent);
  color: var(--white);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
}

.post-date {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.post-category {
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--white);
}

.post-category.ai {
  background: var(--primary-color);
}
.post-category.tips {
  background: var(--success-color);
}
.post-category.case-studies {
  background: var(--warning-color);
}
.post-category.updates {
  background: var(--accent-color);
}
.post-category.research {
  background: var(--secondary-color);
}

.featured-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
}

.featured-excerpt {
  font-size: 1.2rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
}

.post-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-avatar.small {
  width: 35px;
  height: 35px;
  background: var(--primary-color);
}

.author-avatar.small .avatar-initials {
  font-size: 0.7rem;
}

.ai-brain-visual {
  position: relative;
  width: 300px;
  height: 300px;
  margin: 0 auto;
}

.brain-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  animation: pulse 2s ease-in-out infinite;
}

.neural-connections {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.connection-node {
  position: absolute;
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary-color);
  box-shadow: var(--shadow-md);
  animation: floatUpDown 3s ease-in-out infinite;
}

.node-1 {
  top: 20px;
  left: 50px;
  animation-delay: 0s;
}
.node-2 {
  top: 50px;
  right: 30px;
  animation-delay: 0.5s;
}
.node-3 {
  bottom: 80px;
  left: 30px;
  animation-delay: 1s;
}
.node-4 {
  bottom: 40px;
  right: 60px;
  animation-delay: 1.5s;
}

.filter-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.filter-tab {
  background: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

.blog-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  height: 100%;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.blog-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.blog-image {
  position: relative;
  height: 160px;
  overflow: hidden;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--white);
}

.tips-gradient {
  background: var(--gradient-secondary);
}
.ai-gradient {
  background: var(--gradient-primary);
}
.case-gradient {
  background: var(--gradient-accent);
}
.updates-gradient {
  background: linear-gradient(135deg, #ff6b6b 0%, #feca57 100%);
}
.research-gradient {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.post-category-badge {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--white);
}

.blog-content {
  padding: var(--spacing-xl);
}

.blog-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.blog-excerpt {
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: var(--spacing-lg);
}

.blog-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.author-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.author-name {
  font-weight: 500;
  font-size: 0.9rem;
}

.post-stats {
  display: flex;
  gap: var(--spacing-md);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.newsletter-card {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-xxl);
  border-radius: var(--radius-xl);
}

.newsletter-form .input-group {
  max-width: 400px;
}

.newsletter-form .form-control {
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
}

/* Contact Page Styles */
.contact-visual .contact-icons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  max-width: 300px;
  margin: 0 auto;
}

.contact-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  animation: floatUpDown 3s ease-in-out infinite;
}

.icon-email {
  background: var(--gradient-primary);
  animation-delay: 0s;
}
.icon-phone {
  background: var(--gradient-accent);
  animation-delay: 0.5s;
}
.icon-chat {
  background: var(--gradient-secondary);
  animation-delay: 1s;
}
.icon-location {
  background: linear-gradient(135deg, #ffa726 0%, #ff7043 100%);
  animation-delay: 1.5s;
}

.contact-method-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
  height: 100%;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.contact-method-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.method-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--white);
  margin: 0 auto var(--spacing-lg);
}

.email-gradient {
  background: var(--gradient-primary);
}
.phone-gradient {
  background: var(--gradient-accent);
}
.chat-gradient {
  background: var(--gradient-accent);
}
.demo-gradient {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.contact-link {
  display: block;
  color: var(--primary-color);
  text-decoration: none;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.contact-link:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

.availability {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.contact-form-card {
  background: var(--white);
  padding: var(--spacing-xxl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.form-title {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.form-subtitle {
  color: var(--text-secondary);
  margin-bottom: 0;
}

.office-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  height: 100%;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.office-image {
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--white);
}

.istanbul-gradient {
  background: var(--gradient-primary);
}

.office-info {
  padding: var(--spacing-xl);
}

.office-type {
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: var(--spacing-lg);
}

.office-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.detail-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.detail-item i {
  color: var(--primary-color);
  margin-top: 2px;
}

/* Pricing Page Styles */
.billing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.toggle-label {
  font-weight: 500;
  color: var(--text-secondary);
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 30px;
}

.toggle-input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #ccc;
  border-radius: 30px;
  transition: 0.4s;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 4px;
  bottom: 4px;
  background: white;
  border-radius: 50%;
  transition: 0.4s;
}

.toggle-input:checked + .toggle-slider {
  background: var(--primary-color);
}

.toggle-input:checked + .toggle-slider:before {
  transform: translateX(30px);
}

.savings-badge {
  background: var(--success-color);
  color: var(--white);
  padding: 2px var(--spacing-xs);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  margin-left: var(--spacing-xs);
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-xxl);
  height: 100%;
  position: relative;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  border: 2px solid transparent;
}

.pricing-card.featured {
  border-color: var(--primary-color);
  transform: scale(1.05);
}

.popular-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  font-weight: 600;
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.plan-name {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.plan-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.price-display {
  margin-bottom: var(--spacing-sm);
}

.price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: var(--primary-color);
}

.price-period {
  font-size: 1.2rem;
  color: var(--text-secondary);
}

.annual-savings {
  color: var(--success-color);
  font-weight: 500;
}

.pricing-features {
  margin-bottom: var(--spacing-xl);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.feature-item i {
  color: var(--success-color);
  font-size: 1.1rem;
}

.pricing-footer {
  text-align: center;
}

.trial-info {
  color: var(--text-secondary);
  margin-top: var(--spacing-sm);
  display: block;
}

.comparison-table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.comparison-table {
  width: 100%;
  background: var(--white);
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-lg);
  text-align: left;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.comparison-table th {
  background: var(--gradient-primary);
  color: var(--white);
  font-weight: 600;
}

.feature-column {
  min-width: 250px;
}

.plan-column {
  min-width: 150px;
  text-align: center;
}

.featured-column {
  background: rgba(0, 170, 255, 0.05);
}

.feature-category td {
  background: rgba(0, 0, 0, 0.05);
  font-weight: 600;
  padding: var(--spacing-md) var(--spacing-lg);
}

/* Auth Pages Styles - Updated Modern Design */
.auth-page {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
}

/* Signup Page Styles */
.signup-hero-section {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

.signup-form-side {
  background: var(--white);
  display: flex;
  align-items: center;
  padding: var(--spacing-xl);
}

.signup-visual-side {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xxl);
}

.form-container {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.signup-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.logo-circle {
  width: 70px;
  height: 70px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  transition: all 0.3s ease;
}

.logo-circle.pulsing {
  animation: pulse 2s ease-in-out infinite;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--text-primary);
}

.ai-badge {
  background: var(--gradient-accent);
  color: var(--white);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-left: var(--spacing-xs);
}

.signup-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.signup-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 0;
  line-height: 1.5;
}

.waitlist-counter {
  background: linear-gradient(
    135deg,
    rgba(0, 170, 255, 0.1) 0%,
    rgba(253, 121, 168, 0.1) 100%
  );
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-xl);
  text-align: center;
  border: 2px solid rgba(0, 170, 255, 0.2);
}

.counter-display {
  margin-bottom: var(--spacing-md);
}

.counter-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--primary-color);
  font-weight: 400;
  line-height: 1;
}

.counter-label {
  font-size: 1.1rem;
  color: var(--text-primary);
  font-weight: 600;
}

.counter-countries {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.counter-countries i {
  color: var(--success-color);
  font-size: 1.1rem;
}

.quick-signup-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.quick-signup-form .form-floating {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.modern-input {
  padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) 3.5rem;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  height: 65px;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.8);
}

.modern-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(0, 170, 255, 0.15);
  transform: translateY(-2px);
  background: var(--white);
}

.input-icon {
  position: absolute;
  left: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: 1.2rem;
  z-index: 5;
}

.interests-section {
  margin-bottom: var(--spacing-xl);
}

.interests-label {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.interest-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.interest-checkbox {
  display: none;
}

.interest-tag {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-lg);
  background: var(--white);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
  font-weight: 500;
}

.interest-tag:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.interest-checkbox:checked + .interest-tag {
  border-color: var(--primary-color);
  background: rgba(0, 170, 255, 0.1);
  color: var(--primary-color);
}

.interest-tag i {
  font-size: 1.1rem;
}

.agreement-section {
  background: rgba(0, 170, 255, 0.05);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-xl);
}

.agreement-section .form-check {
  margin-bottom: var(--spacing-md);
}

.agreement-section .form-check:last-child {
  margin-bottom: 0;
}

.btn-hero-primary {
  background: var(--gradient-primary);
  border: none;
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  color: var(--white);
  font-weight: 700;
  font-size: 1.2rem;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 170, 255, 0.4);
}

.btn-hero-primary:active {
  transform: translateY(-1px);
}

.btn-effect {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s;
}

.btn-hero-primary:hover .btn-effect {
  left: 100%;
}

.divider-modern {
  text-align: center;
  margin: var(--spacing-xl) 0;
  position: relative;
}

.divider-modern::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(0, 0, 0, 0.1);
}

.divider-modern span {
  background: var(--white);
  color: var(--text-secondary);
  padding: 0 var(--spacing-lg);
  font-size: 0.9rem;
}

.social-signup {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.social-btn-wide {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-lg);
  background: var(--white);
  color: var(--text-primary);
  font-weight: 500;
  transition: all 0.3s ease;
  cursor: pointer;
}

.social-btn-wide:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.google-btn:hover {
  border-color: #4285f4;
  color: #4285f4;
}

.microsoft-btn:hover {
  border-color: #00a1f1;
  color: #00a1f1;
}

.login-link {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.login-link a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.login-link a:hover {
  text-decoration: underline;
}

/* Benefits Showcase */
.benefits-showcase {
  color: white;
  max-width: 600px;
  margin: 0 auto;
}

.benefits-header {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
}

.benefits-header h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.benefits-header p {
  font-size: 1.2rem;
  opacity: 0.9;
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xxl);
}

.benefit-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.benefit-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.15);
}

.benefit-card.premium {
  border-color: #ffd700;
}

.benefit-card.discount {
  border-color: #00d68f;
}

.benefit-card.training {
  border-color: #fd79a8;
}

.benefit-card.resources {
  border-color: #74b9ff;
}

.benefit-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
}

.benefit-card h4 {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.benefit-card p {
  opacity: 0.9;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
}

.benefit-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: rgba(255, 255, 255, 0.2);
  color: white;
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 600;
}

.social-proof {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.proof-stats {
  display: flex;
  justify-content: space-between;
  text-align: center;
}

.proof-item {
  flex: 1;
}

.proof-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: #ffd700;
  margin-bottom: var(--spacing-xs);
}

.proof-label {
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Old Auth Styles - Keep for compatibility */
.auth-section {
  padding: var(--spacing-xxl) 0;
}

.auth-card {
  background: var(--white);
  padding: var(--spacing-xxl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  margin: 0 auto;
}

.auth-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

.logo-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
}

.auth-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.auth-subtitle {
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.6;
}

.waitlist-stats {
  background: rgba(0, 170, 255, 0.05);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
}

.stat-mini {
  text-align: center;
}

.stat-mini h4 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.stat-mini p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}

.auth-form .form-control {
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  font-size: 1rem;
}

.auth-form .form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(0, 170, 255, 0.25);
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.auth-divider {
  text-align: center;
  margin: var(--spacing-lg) 0;
  position: relative;
}

.auth-divider::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(0, 0, 0, 0.1);
}

.auth-divider span {
  background: var(--white);
  color: var(--text-secondary);
  padding: 0 var(--spacing-lg);
}

.social-auth {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.btn-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.btn-social:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.waitlist-benefits {
  background: rgba(0, 170, 255, 0.05);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
}

.benefits-title {
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.benefit-item i {
  color: var(--success-color);
  font-size: 1.1rem;
}

.auth-footer {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto;
  color: var(--success-color);
  font-size: 4rem;
}

.share-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* Responsive Design for Blocks ===== */
@media (max-width: 768px) {
  .big-block {
    padding: var(--spacing-lg);
  }

  .block-features {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .block-stats {
    justify-content: center;
  }

  .vertical-block:hover {
    transform: translateY(-8px) scale(1.02);
  }

  .step-animation {
    height: 80px;
  }

  .icon-circle {
    width: 80px;
    height: 80px;
    font-size: 2rem;
  }

  /* Additional responsive styles */
  .mission-cards {
    grid-template-columns: 1fr;
  }

  .vision-metrics {
    flex-direction: column;
  }

  .filter-tabs {
    flex-direction: column;
    align-items: center;
  }

  .comparison-table-container {
    font-size: 0.9rem;
  }

  .auth-card {
    margin: var(--spacing-lg);
    padding: var(--spacing-lg);
  }

  .pricing-card.featured {
    transform: none;
    margin-bottom: var(--spacing-lg);
  }

  /* Auth pages responsive */
  .signup-visual-side,
  .login-visual-side {
    display: none;
  }

  .signup-form-side,
  .login-form-side {
    padding: var(--spacing-md);
  }

  .form-container {
    padding: var(--spacing-md);
  }

  .signup-title,
  .login-title {
    font-size: 1.8rem;
  }

  .welcome-title {
    font-size: 2rem;
  }

  .quick-signup-form .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .interest-tags {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .proof-stats {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .login-stats {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .social-login {
    flex-direction: column;
  }
}

@media (max-width: 576px) {
  .signup-title,
  .login-title {
    font-size: 1.5rem;
  }

  .counter-number {
    font-size: 2rem;
  }

  .brand-name {
    font-size: 1.5rem;
  }

  .benefits-header h2 {
    font-size: 2rem;
  }
}

/* ===== Utility Classes ===== */
.rounded-pill {
  border-radius: var(--radius-lg) !important;
}

.shadow-sm {
  box-shadow: var(--shadow-sm) !important;
}

.shadow-md {
  box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
  box-shadow: var(--shadow-lg) !important;
}

/* ===== Modules Page Specific Styles ===== */

/* Modules Section */
.modules-section {
  padding: var(--spacing-xxl) 0;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

/* Scroll Indicator */
.scroll-indicator {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.scroll-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
  animation: scrollBounce 2s infinite;
}

.scroll-btn:hover {
  color: var(--primary-color);
  transform: translateY(5px);
}

.scroll-btn i {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
}

.scroll-btn span {
  font-size: 0.9rem;
  font-weight: 500;
}

/* Module Categories */
.module-category {
  margin-bottom: var(--spacing-xxl);
  margin-top: var(--spacing-xl);
}

.category-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
  display: flex;
  align-items: center;
}

.category-title i {
  color: var(--primary-color);
  margin-right: var(--spacing-sm);
}

/* Module Demo Styles */
.module-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.demo-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.demo-preview {
  width: 100%;
  max-width: 200px;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  box-shadow: var(--shadow-sm);
}

/* Preview Items */
.preview-item {
  padding: var(--spacing-xs) var(--spacing-sm);
  margin-bottom: var(--spacingstep-number-xs);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  transition: all 0.3s ease;
}

.preview-item.active {
  background: var(--primary-dark);
  color: var(--white);
}

.preview-item:hover {
  transform: translateX(5px);
}

/* Text Preview */
.preview-text {
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.preview-blanks {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.blank {
  padding: 2px 8px;
  background: var(--light-color);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.blank.filled {
  background: var(--success-color);
  color: var(--white);
}

/* Order List */
.order-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.order-item {
  padding: var(--spacing-xs);
  background: var(--light-color);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Matching Grid */
.matching-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xs);
}

.match-item {
  padding: var(--spacing-xs);
  background: var(--light-color);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  text-align: center;
  color: var(--text-secondary);
}

/* Drag Demo */
.drag-demo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
}

.drag-item {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  cursor: grab;
}

.drop-zone {
  padding: var(--spacing-sm);
  border: 2px dashed var(--text-muted);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* Match Demo */
.match-demo {
  display: flex;
  gap: var(--spacing-sm);
}

.match-column {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  flex: 1;
}

/* Text Selection */
.text-selection {
  font-size: 0.8rem;
  line-height: 1.4;
}

.text-normal {
  color: var(--text-secondary);
}

.text-selected {
  background: var(--primary-color);
  color: var(--white);
  padding: 2px 4px;
  border-radius: 3px;
}

/* Letter Selection */
.letter-selection {
  display: flex;
  gap: 2px;
  justify-content: center;
}

.letter {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light-color);
  border-radius: 3px;
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.letter.selected {
  background: var(--primary-color);
  color: var(--white);
}

/* Mistake Finding */
.text-with-mistake {
  font-size: 0.8rem;
  line-height: 1.4;
}

.text-mistake {
  background: var(--accent-color);
  color: var(--white);
  padding: 2px 4px;
  border-radius: 3px;
}

.text-marked {
  background: var(--warning-color);
  color: var(--white);
  padding: 2px 4px;
  border-radius: 3px;
}

/* Quiz Game */
.quiz-game {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  text-align: center;
}

.game-score,
.game-timer,
.game-question {
  font-size: 0.75rem;
  color: var(--text-secondary);
  padding: 2px 0;
}

/* Memory Game */
.memory-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xs);
}

.memory-card {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light-color);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.memory-card.flipped {
  background: var(--primary-color);
  color: var(--white);
}

/* Puzzle Demo */
.puzzle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.puzzle-piece {
  width: 25px;
  height: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-color);
  color: var(--white);
  border-radius: 3px;
  font-size: 0.7rem;
}

.puzzle-piece.empty {
  background: var(--light-color);
  color: var(--text-muted);
}

/* Swipe Demo */
.swipe-card {
  padding: var(--spacing-sm);
  background: var(--light-color);
  border-radius: var(--radius-sm);
  text-align: center;
}

.swipe-content {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.swipe-arrows {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.7rem;
}

/* Word Search */
.search-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  font-size: 0.6rem;
  color: var(--text-secondary);
}

.search-grid span {
  padding: 2px;
  text-align: center;
}

/* Crossword */
.crossword-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
}

.crossword-cell {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light-color);
  font-size: 0.6rem;
  color: var(--text-secondary);
}

.crossword-cell.filled {
  background: var(--primary-color);
  color: var(--white);
}

/* Video Player */
.video-player {
  width: 100%;
  max-width: 150px;
}

.video-screen {
  width: 100%;
  height: 80px;
  background: var(--light-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
}

.video-controls {
  width: 100%;
}

/* PDF Viewer */
.pdf-viewer {
  width: 100%;
  max-width: 150px;
}

.pdf-page {
  width: 100%;
  height: 80px;
  background: var(--light-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-xs);
}

.page-content {
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.pdf-controls {
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Reading Module */
.reading-module {
  width: 100%;
  max-width: 150px;
}

.reading-content {
  background: var(--light-color);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
}

.reading-content p {
  font-size: 0.7rem;
  color: var(--text-secondary);
  line-height: 1.3;
  margin: 0;
}

.reading-question {
  background: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xs);
  text-align: center;
}

.reading-question span {
  font-size: 0.7rem;
}

/* Featured Module */
.color-block.featured {
  border: 2px solid var(--primary-color);
  transform: scale(1.05);
}

.color-block.featured::before {
  content: "★ Featured";
  position: absolute;
  top: -10px;
  right: 20px;
  background: var(--primary-color);
  color: var(--white);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 600;
}

/* Module Features */
.module-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.feature-tag {
  padding: 4px 8px;
  background: var(--light-color);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  color: var(--text-secondary);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.feature-tag:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .module-demo {
    padding: var(--spacing-sm);
  }

  .demo-preview {
    max-width: 150px;
  }

  .color-block.featured {
    transform: none;
  }

  .category-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  .demo-preview {
    max-width: 120px;
  }

  .preview-item {
    font-size: 0.75rem;
  }

  .letter {
    width: 18px;
    height: 18px;
    font-size: 0.65rem;
  }

  .memory-card {
    width: 25px;
    height: 25px;
    font-size: 0.65rem;
  }
}

/* ===== Explore Button Styles ===== */
.explore-button-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-xl);
}

.explore-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: #6c757d;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.explore-button:hover {
  transform: translateY(-8px);
  color: #495057;
}

.explore-text {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  transition: all 0.3s ease;
  position: relative;
}

.explore-button:hover .explore-text {
  transform: scale(1.05);
  color: #495057;
}

.explore-arrow {
  font-size: 1.5rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: arrowBounce 2s ease-in-out infinite;
}

.explore-button:hover .explore-arrow {
  transform: translateY(8px) scale(1.2);
  color: #495057;
  animation: arrowBounce 0.8s ease-in-out infinite;
}

@keyframes arrowBounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

.explore-button:active {
  transform: translateY(-4px) scale(0.98);
}

.explore-button:active .explore-arrow {
  transform: translateY(4px) scale(1.1);
}

/* Hover effect for the entire button area */
.explore-button-container:hover .explore-button {
  transform: translateY(-8px);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .explore-button {
    padding: var(--spacing-md);
  }

  .explore-text {
    font-size: 1rem;
  }

  .explore-arrow {
    font-size: 1.3rem;
  }

  .explore-button:hover {
    transform: translateY(-4px);
  }

  .explore-button:hover .explore-arrow {
    transform: translateY(4px) scale(1.1);
  }
}

/* ===== NEW VISUAL BLOCKS STYLES ===== */

/* Color Variants for New Blocks */
.pink-block {
  background: linear-gradient(135deg, #ff6b9d 0%, #fd79a8 50%, #e84393 100%);
  color: var(--white);
}

.navy-block {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 50%, #4a69bd 100%);
  color: var(--white);
}

.emerald-block {
  background: linear-gradient(135deg, #00b894 0%, #00cec9 50%, #74b9ff 100%);
  color: var(--white);
}

.violet-block {
  background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 50%, #fd79a8 100%);
  color: var(--white);
}

.lime-block {
  background: linear-gradient(135deg, #00b894 0%, #55efc4 50%, #81ecec 100%);
  color: var(--white);
}

.teal-block {
  background: linear-gradient(135deg, #00cec9 0%, #74b9ff 50%, #0984e3 100%);
  color: var(--white);
}

/* Video Lessons gradient */
.video-lessons-block {
  background: linear-gradient(135deg, #fd79a8 0%, #fdcb6e 50%, #e17055 100%);
  color: var(--white);
}

/* Games Demo Styles */
.games-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  position: relative;
}

.game-interface {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 100%;
  max-width: 280px;
}

.game-screen {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
}

.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.game-title {
  font-weight: 600;
  font-size: 1.1rem;
}

.game-score {
  background: rgba(255, 255, 255, 0.2);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.game-content {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.game-question {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  font-size: 1.2rem;
  font-weight: 600;
}

.question-mark {
  background: var(--warning-color);
  color: var(--dark-color);
  width: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  animation: questionPulse 2s ease-in-out infinite;
}

.game-options {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
}

.option {
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid transparent;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
}

.option:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.option.correct {
  border-color: var(--success-color);
  background: rgba(0, 184, 148, 0.3);
  animation: correctAnswer 1s ease-in-out;
}

.game-progress {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.progress-bar {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--success-color);
  border-radius: 4px;
  transition: width 0.5s ease;
}

.progress-text {
  font-size: 0.8rem;
  white-space: nowrap;
}

.game-effects {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--warning-color);
  border-radius: 50%;
  animation: particleFloat 3s ease-in-out infinite;
}

.particle:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.particle:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 1s;
}

.particle:nth-child(3) {
  bottom: 30%;
  left: 20%;
  animation-delay: 2s;
}

/* Video Lessons Demo Styles */
.video-lessons-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.video-player {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 100%;
  max-width: 300px;
  position: relative;
}

.video-screen {
  background: rgba(0, 0, 0, 0.8);
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/9;
  position: relative;
}

.video-content {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.play-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}

.play-button {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary-color);
  cursor: pointer;
  transition: all 0.3s ease;
  animation: playPulse 2s ease-in-out infinite;
}

.play-button:hover {
  transform: scale(1.1);
  background: var(--white);
}

.video-thumbnail {
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.3);
}

.video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  padding: var(--spacing-md);
}

.control-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.time-progress {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  overflow: hidden;
}

.progress-line {
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
}

.progress-current {
  height: 100%;
  background: var(--primary-color);
  border-radius: 2px;
  transition: width 0.5s ease;
}

.time-display {
  font-size: 0.8rem;
  color: var(--white);
  font-weight: 500;
}

.interactive-elements {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.quiz-popup,
.note-popup {
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary-color);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  animation: popupBounce 3s ease-in-out infinite;
}

.quiz-popup:hover,
.note-popup:hover {
  background: var(--white);
  transform: scale(1.05);
}

/* Assessment Demo Styles */
.assessment-demo {
  display: flex;
  gap: var(--spacing-sm);
  width: 100%;
  max-width: 250px;
  margin: 0 auto;
}

.assessment-interface {
  flex: 1;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.assessment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.test-title {
  font-size: 0.8rem;
  font-weight: 600;
}

.test-info {
  display: flex;
  gap: var(--spacing-xs);
  font-size: 0.7rem;
  opacity: 0.8;
}

.question-panel {
  margin-bottom: var(--spacing-sm);
}

.question-number {
  font-size: 0.7rem;
  opacity: 0.7;
  margin-bottom: 2px;
}

.question-text {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.answer-options {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.7rem;
}

.option-item:hover {
  background: rgba(255, 255, 255, 0.2);
}

.assessment-progress {
  margin-top: var(--spacing-sm);
}

.progress-indicator {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.progress-bar-assessment {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill-assessment {
  height: 100%;
  background: var(--success-color);
  border-radius: 2px;
  transition: width 0.5s ease;
}

.progress-percentage {
  font-weight: 600;
  font-size: 0.7rem;
}

.assessment-stats {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  min-width: 120px;
}

.stat-item {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  backdrop-filter: blur(10px);
}

.stat-icon {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
}

.stat-label {
  font-size: 0.8rem;
  opacity: 0.8;
}

/* Interactive Lessons Demo Styles */
.interactive-lessons-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.lesson-preview {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 100%;
  max-width: 260px;
}

.lesson-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.lesson-icon {
  font-size: 1.5rem;
}

.lesson-title {
  font-weight: 600;
  font-size: 1.1rem;
}

.content-blocks {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: var(--spacing-sm);
}

.content-block {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.content-block:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(5px);
}

.content-block.active {
  background: rgba(255, 255, 255, 0.3);
  border-left: 3px solid var(--warning-color);
}

.lesson-progress {
  display: flex;
  justify-content: center;
}

.progress-circle {
  position: relative;
  width: 40px;
  height: 40px;
}

.circular-chart {
  width: 100%;
  height: 100%;
}

.circle-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.2);
  stroke-width: 3;
}

.circle {
  fill: none;
  stroke: var(--warning-color);
  stroke-width: 3;
  stroke-linecap: round;
  animation: progressRing 2s ease-in-out infinite;
}

.percentage {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-weight: 600;
  font-size: 0.6rem;
}

/* Device Showcase Styles */
.device-showcase {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.devices-container {
  display: flex;
  gap: var(--spacing-lg);
  align-items: flex-end;
  flex-wrap: wrap;
  justify-content: center;
}

.device-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  animation: deviceFloat 4s ease-in-out infinite;
}

.device-item:nth-child(2) {
  animation-delay: 1s;
}

.device-item:nth-child(3) {
  animation-delay: 2s;
}

.device-frame {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-md);
  padding: 4px;
  box-shadow: var(--shadow-md);
}

.desktop-device .device-frame {
  width: 80px;
  height: 50px;
}

.tablet-device .device-frame {
  width: 60px;
  height: 45px;
}

.mobile-device .device-frame {
  width: 35px;
  height: 50px;
}

.device-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.content-grid-device {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  width: 70%;
  height: 70%;
}

.content-stack-device {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 70%;
  height: 70%;
}

.grid-item,
.stack-item {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
}

.grid-item.active,
.stack-item.active {
  background: var(--warning-color);
}

.device-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 600;
}

.responsive-badge {
  background: rgba(255, 255, 255, 0.15);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 600;
  font-size: 0.9rem;
}

/* Whiteboard Demo Styles */
.whiteboard-demo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: relative;
}

.whiteboard-interface {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 100%;
  max-width: 350px;
}

.whiteboard-toolbar {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
}

.tool-item {
  width: 35px;
  height: 35px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
}

.tool-item:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.tool-item.active {
  background: var(--warning-color);
  color: var(--dark-color);
  transform: scale(1.1);
}

.whiteboard-canvas {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  min-height: 120px;
  position: relative;
}

.drawing-area {
  position: relative;
  width: 100%;
  height: 120px;
}

.drawing-svg {
  width: 100%;
  height: 100%;
}

.drawing-path {
  animation: drawPath 3s ease-in-out infinite;
}

.drawing-circle {
  animation: drawCircle 2s ease-in-out infinite;
  animation-delay: 1s;
}

.drawing-rect {
  animation: drawRect 2s ease-in-out infinite;
  animation-delay: 2s;
}

.text-annotation {
  position: absolute;
  background: var(--warning-color);
  color: var(--dark-color);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  animation: annotationPulse 3s ease-in-out infinite;
}

.collaboration-indicators {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.user-cursor {
  position: absolute;
  animation: cursorMove 5s ease-in-out infinite;
}

.user-cursor.user-1 {
  top: 30%;
  left: 20%;
  animation-delay: 0s;
}

.user-cursor.user-2 {
  top: 60%;
  right: 25%;
  animation-delay: 2.5s;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--primary-color);
  border-radius: 50%;
  margin-bottom: 2px;
}

.cursor-label {
  background: var(--primary-color);
  color: var(--white);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.6rem;
  font-weight: 600;
  white-space: nowrap;
}

/* ===== ANIMATIONS ===== */
@keyframes questionPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

@keyframes correctAnswer {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(0, 184, 148, 0.5);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes particleFloat {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
    opacity: 0.7;
  }
  50% {
    transform: translateY(-10px) rotate(180deg);
    opacity: 1;
  }
}

@keyframes playPulse {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.05);
  }
}

@keyframes popupBounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

@keyframes progressRing {
  0% {
    stroke-dasharray: 0, 100;
  }
  100% {
    stroke-dasharray: 75, 100;
  }
}

/* Assessment animation - play once and smaller */
.assessment-demo .circle {
  animation: progressRing 2s ease-in-out forwards;
  animation-iteration-count: 1;
}

.assessment-demo .progress-circle {
  width: 40px;
  height: 40px;
}

@keyframes deviceFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

@keyframes drawPath {
  0% {
    stroke-dasharray: 0, 200;
  }
  50% {
    stroke-dasharray: 100, 200;
  }
  100% {
    stroke-dasharray: 200, 200;
  }
}

@keyframes drawCircle {
  0% {
    stroke-dasharray: 0, 94;
  }
  100% {
    stroke-dasharray: 94, 94;
  }
}

@keyframes drawRect {
  0% {
    stroke-dasharray: 0, 130;
  }
  100% {
    stroke-dasharray: 130, 130;
  }
}

@keyframes annotationPulse {
  0%,
  100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
}

@keyframes cursorMove {
  0%,
  100% {
    transform: translate(0, 0);
  }
  25% {
    transform: translate(10px, -5px);
  }
  50% {
    transform: translate(-5px, 10px);
  }
  75% {
    transform: translate(5px, 5px);
  }
}

/* LMS Integration Showcase Styles */
.lms-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}

.lms-integration-showcase {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  width: 100%;
}

.integration-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.integration-item {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  position: relative;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.integration-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 255, 255, 0.5);
}

.integration-item.primary-platform {
  border-color: var(--warning-color);
  background: var(--warning-color);
}

.platform-icon {
  width: 45px;
  height: 45px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.edutor-icon {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  color: white;
}

.other-lms-icon {
  background: linear-gradient(135deg, #34495e 0%, #2c3e50 100%);
  color: white;
}

.platform-icon i {
  font-size: 1.4rem;
}

.platform-info {
  flex: 1;
  min-width: 0;
}

.platform-info h5 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--text-primary);
}

.platform-info span {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.3;
}

.platform-badge {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.platform-badge.featured {
  background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
  color: white;
}

.platform-badge.compatible {
  background: linear-gradient(135deg, var(--success-color) 0%, #27ae60 100%);
  color: white;
}

.platform-badge i {
  font-size: 0.8rem;
}

.export-formats {
  background: rgba(255, 255, 255, 0.9);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  backdrop-filter: blur(10px);
}

.format-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.format-title i {
  color: var(--primary-color);
  font-size: 1.1rem;
}

.format-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

.format-option {
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.format-option:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  border-color: var(--primary-color);
}

.format-option::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 170, 255, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.format-option:hover::before {
  left: 100%;
}

.format-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.scorm-format .format-icon {
  background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
  color: white;
}

.html-format .format-icon {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
  color: white;
}

.format-icon i {
  font-size: 1.1rem;
}

.format-option span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.format-badge {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.05);
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1;
}

/* Responsive Design for LMS Integration */
@media (max-width: 768px) {
  .integration-items {
    grid-template-columns: 1fr;
  }

  .format-options {
    grid-template-columns: 1fr;
  }

  .integration-item {
    padding: var(--spacing-sm);
  }

  .platform-info h5 {
    font-size: 0.85rem;
  }

  .platform-info span {
    font-size: 0.7rem;
  }
}

.export-badge {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm) var(--spacing-md);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--white);
  animation: exportPulse 3s ease-in-out infinite;
}

@keyframes exportPulse {
  0%,
  100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
    transform: scale(1.02);
  }
}

/* Compact gamification for smaller space */
.gamification-demo {
  max-width: 220px;
  margin: 0 auto;
  position: relative;
}

.trophy-achievement {
  position: relative;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  border: 2px solid rgba(255, 215, 0, 0.3);
  backdrop-filter: blur(10px);
  margin-bottom: var(--spacing-sm);
  animation: trophySlideIn 1s ease-out;
}

.trophy-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.trophy-icon {
  width: 35px;
  height: 35px;
  background: linear-gradient(135deg, #ffd700 0%, #ffb347 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #333;
  font-size: 1.1rem;
  box-shadow: 0 4px 8px rgba(255, 215, 0, 0.3);
  animation: trophyBounce 2s ease-in-out infinite;
  position: relative;
  z-index: 2;
}

.trophy-info {
  flex: 1;
}

.trophy-title {
  font-size: 0.7rem;
  font-weight: 600;
  color: #ffd700;
  margin-bottom: 2px;
  line-height: 1;
}

.trophy-name {
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 2px;
  line-height: 1;
}

.trophy-points {
  font-size: 0.6rem;
  color: #00b894;
  font-weight: 600;
  line-height: 1;
}

.trophy-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.trophy-particles .particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: #ffd700;
  border-radius: 50%;
  animation: particleFloat 3s ease-in-out infinite;
}

.trophy-particles .particle:nth-child(1) {
  top: 20%;
  left: 15%;
  animation-delay: 0s;
}

.trophy-particles .particle:nth-child(2) {
  top: 30%;
  right: 20%;
  animation-delay: 0.5s;
}

.trophy-particles .particle:nth-child(3) {
  bottom: 25%;
  left: 25%;
  animation-delay: 1s;
}

.trophy-particles .particle:nth-child(4) {
  bottom: 35%;
  right: 15%;
  animation-delay: 1.5s;
}

@keyframes trophySlideIn {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.8);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes trophyBounce {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-2px) scale(1.05);
  }
}

@keyframes particleFloat {
  0%,
  100% {
    opacity: 0;
    transform: translateY(0) scale(0);
  }
  50% {
    opacity: 1;
    transform: translateY(-10px) scale(1);
  }
}

.gamification-demo .leaderboard-mini {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 4px;
  width: 100%;
  margin-top: 4px;
}

.gamification-demo .leaderboard-title {
  font-size: 0.5rem;
  font-weight: 600;
  margin-bottom: 2px;
  text-align: center;
  line-height: 1;
}

.gamification-demo .leaderboard-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.5rem;
  padding: 0px;
  line-height: 1;
}

/* Smaller game interface for better fit */
.game-interface {
  max-width: 260px;
}

.game-header {
  margin-bottom: var(--spacing-sm);
}

.game-title {
  font-size: 0.9rem;
}

.game-score {
  font-size: 0.8rem;
}

.game-question {
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

.game-question span {
  display: block;
  margin-bottom: 4px;
}

.game-options {
  display: flex;
  gap: 6px;
  justify-content: center;
  flex-wrap: wrap;
}

.option {
  padding: 4px 8px;
  font-size: 0.7rem;
  min-width: 40px;
  text-align: center;
  border-radius: 6px;
}

.game-progress {
  margin-top: var(--spacing-sm);
}

.progress-text {
  font-size: 0.7rem;
}

/* Language selector improvements */
.language-selector {
  grid-template-columns: repeat(5, 1fr);
}

.lang-option {
  padding: var(--spacing-xs) 8px;
  font-size: 0.8rem;
  text-align: center;
}

.more-langs {
  background: rgba(255, 255, 255, 0.3) !important;
  font-weight: 700;
  animation: moreLangsGlow 2s ease-in-out infinite;
}

@keyframes moreLangsGlow {
  0%,
  100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
}

/* ===== Carousel Styles ===== */
#modulesCarousel {
  position: relative;
  overflow: visible;
  margin: 0 auto;
  padding: 0;
}

@media (max-width: 768px) {
  #modulesCarousel {
    padding: 0 60px;
  }
}

.carousel-indicators {
  margin-bottom: 2rem;
}

.carousel-indicators [data-bs-target] {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
  background-color: transparent;
  opacity: 0.5;
  margin: 0 8px;
}

.carousel-indicators .active {
  background-color: var(--primary-color);
  opacity: 1;
}

.carousel-control-prev,
.carousel-control-next {
  width: auto;
  height: auto;
  top: 50%;
  transform: translateY(-50%);
  opacity: 1;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(0, 0, 0, 0.08);
  border-radius: 50%;
  width: 56px;
  height: 56px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(10px);
  transition: all 0.2s ease;
}

.carousel-control-prev {
  left: 5px;
}

.carousel-control-next {
  right: 5px;
}

@media (max-width: 768px) {
  .carousel-control-prev {
    left: 5px;
  }

  .carousel-control-next {
    right: 5px;
  }
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 24px;
  height: 24px;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  transition: all 0.2s ease;
  position: relative;
  border: none;
  backdrop-filter: none;
}

.carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-control-next:hover .carousel-control-next-icon {
  opacity: 0.8;
}

/* Custom arrow icons using Bootstrap Icons style */
.carousel-control-prev-icon::after,
.carousel-control-next-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-style: solid;
}

.carousel-control-prev-icon::after {
  transform: translate(-60%, -50%);
  border-left: 0;
  border-right: 10px solid var(--primary-color);
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}

.carousel-control-next-icon::after {
  transform: translate(-40%, -50%);
  border-right: 0;
  border-left: 10px solid var(--primary-color);
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}

.carousel-control-prev:hover .carousel-control-prev-icon::after,
.carousel-control-next:hover .carousel-control-next-icon::after {
  opacity: 0.7;
}

/* Hide default Bootstrap icons */
.carousel-control-prev-icon,
.carousel-control-next-icon {
  background-image: none;
}

/* Enhanced button animations for better marketing appeal */
.block-content .btn {
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
}

.block-content .btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s;
}

.block-content .btn:hover::before {
  left: 100%;
}

.block-content .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Success metrics highlighting */
.block-stats .stat-block h3 {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.block-stats .stat-block h5 {
  font-weight: 500;
  text-align: left;
}

.block-stats .stat-block p {
  text-align: left;
}

.block-stats .stat-block:hover {
  transform: translateY(-3px);
  transition: all 0.3s ease;
}

/* ===== Large Whiteboard Demo Styles ===== */
.whiteboard-demo-large {
  position: relative;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-lg);
  min-height: 400px;
}

.whiteboard-interface-large {
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.whiteboard-toolbar-large {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  gap: var(--spacing-xs);
}

.whiteboard-toolbar-large .tool-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.2rem;
}

.whiteboard-toolbar-large .tool-item:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.whiteboard-toolbar-large .tool-item.active {
  background: rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.whiteboard-canvas-large {
  height: 300px;
  position: relative;
  background: white;
}

.drawing-area-large {
  width: 100%;
  height: 100%;
  position: relative;
}

.drawing-svg-large {
  width: 100%;
  height: 100%;
}

.drawing-path {
  animation: drawPath 3s ease-in-out infinite;
}

.drawing-circle {
  animation: drawCircle 2s ease-in-out infinite;
}

.drawing-rect {
  animation: drawRect 2.5s ease-in-out infinite;
}

@keyframes drawPath {
  0%,
  100% {
    stroke-dasharray: 0, 1000;
  }
  50% {
    stroke-dasharray: 200, 0;
  }
}

@keyframes drawCircle {
  0%,
  100% {
    stroke-dasharray: 0, 157;
  }
  50% {
    stroke-dasharray: 157, 0;
  }
}

@keyframes drawRect {
  0%,
  100% {
    stroke-dasharray: 0, 210;
  }
  50% {
    stroke-dasharray: 210, 0;
  }
}

.text-annotation-large {
  position: absolute;
  background: var(--primary-color);
  color: white;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  animation: fadeInOut 3s ease-in-out infinite;
}

@keyframes fadeInOut {
  0%,
  100% {
    opacity: 0;
    transform: scale(0.8);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}

.collaboration-indicators-large {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  display: flex;
  gap: var(--spacing-xs);
  flex-direction: column;
}

.collaboration-indicators-large .user-cursor {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.9);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
  animation: cursorFloat 2s ease-in-out infinite;
}

.collaboration-indicators-large .user-cursor.user-1 {
  animation-delay: 0s;
}

.collaboration-indicators-large .user-cursor.user-2 {
  animation-delay: 0.5s;
}

.collaboration-indicators-large .user-cursor.user-3 {
  animation-delay: 1s;
}

@keyframes cursorFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

.collaboration-indicators-large .cursor-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-color);
}

.collaboration-indicators-large .user-1 .cursor-dot {
  background: #ff6b6b;
}

.collaboration-indicators-large .user-2 .cursor-dot {
  background: #4ecdc4;
}

.collaboration-indicators-large .user-3 .cursor-dot {
  background: #45b7d1;
}

/* Clean Interactive Demo for Modules Slide */
.interactive-demo .lesson-elements {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.interactive-demo .lesson-elements .element-item {
  background: white;
  color: var(--text-primary);
  padding: var(--spacing-sm) var(--spacing-sm);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
  border-left: 4px solid var(--primary-color);
  min-height: 45px;
}

.interactive-demo .lesson-elements .element-item:hover {
  transform: translateX(2px);
  box-shadow: var(--shadow-md);
}

.interactive-demo .lesson-elements .element-item.active {
  border-left-color: var(--success-color);
  background: #f8fffe;
}

.interactive-demo .lesson-elements .element-item.quiz {
  border-left-color: var(--primary-color);
}

.interactive-demo .lesson-elements .element-item.game {
  border-left-color: var(--secondary-color);
}

.interactive-demo .lesson-elements .element-item.video {
  border-left-color: var(--accent-color);
}

.interactive-demo .lesson-elements .element-item.interactive {
  border-left-color: var(--warning-color);
}

.interactive-demo .lesson-elements .element-item i {
  font-size: 1.2rem;
  min-width: 18px;
  color: var(--text-secondary);
}

.interactive-demo .lesson-elements .element-item span {
  flex: 1;
  font-size: 0.9rem;
}

/* Enhanced Engagement Meter */
.interactive-demo .engagement-meter {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1) 0%,
    rgba(255, 255, 255, 0.05) 100%
  );
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  margin-top: var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.interactive-demo .engagement-meter .meter-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
  text-align: center;
}

.interactive-demo .engagement-meter .meter-label::after {
  content: " 🚀";
  animation: rocketAnimation 2s ease-in-out infinite;
}

@keyframes rocketAnimation {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-2px);
  }
}

.interactive-demo .engagement-meter .meter-bar {
  height: 8px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: var(--spacing-xs);
}

.interactive-demo .engagement-meter .meter-fill {
  height: 100%;
  width: 94%;
  background: linear-gradient(90deg, var(--success-color) 0%, #00d68f 100%);
  border-radius: 4px;
  animation: meterPulse 2s ease-in-out infinite;
}

.interactive-demo .engagement-meter .meter-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--success-color);
  text-align: center;
}

@keyframes meterPulse {
  0%,
  100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
    transform: scaleY(1.1);
  }
}

/* Clean Demo Header */
.interactive-demo .demo-header {
  background: white;
  color: var(--text-primary);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  text-align: center;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.interactive-demo .demo-header h4 {
  margin: 0;
  font-size: 1rem;
}

.interactive-demo .demo-content {
  background: white;
  padding: var(--spacing-md);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-sm);
}

/* ===== Mobile Carousel Responsive Design ===== */
@media (max-width: 768px) {
  /* Carousel Container Mobile Styles */
  #modulesCarousel {
    padding: 0 15px;
    margin: 2rem 0;
  }

  /* Carousel Item Mobile Layout */
  .carousel-item {
    padding: 0;
  }

  .big-block {
    padding: 2rem 1.5rem;
    margin: 0;
    border-radius: 16px;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f5f9;
  }

  .horizontal-block {
    flex-direction: column;
  }

  .horizontal-block .row {
    flex-direction: column;
  }

  .horizontal-block .col-lg-6 {
    width: 100%;
    order: 1;
  }

  .horizontal-block .col-lg-6.order-lg-2 {
    order: 0;
    margin-bottom: 2.5rem;
  }

  .horizontal-block .col-lg-6.order-lg-1 {
    order: 1;
  }

  .horizontal-block .col-lg-12 {
    order: 2;
    margin-top: 2.5rem;
  }

  /* Block Content Mobile Styles */
  .block-content {
    text-align: center;
    padding: 0;
  }

  .block-title {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
  }

  .block-description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    color: #6b7280;
    font-weight: 400;
  }

  /* Block Visual Mobile Styles */
  .block-visual {
    margin: 0 auto;
    max-width: 100%;
    position: relative;
  }

  .visual-container-large {
    transform: scale(0.9);
    margin: 0 auto;
    max-width: 100%;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    background: #ffffff;
    border: 1px solid #e5e7eb;
  }

  /* Whiteboard Demo Mobile */
  .whiteboard-demo-large {
    transform: scale(0.75);
    margin: 0 auto;
    max-width: 100%;
    min-height: 280px;
    padding: 1.5rem;
    border-radius: 8px;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  }

  .whiteboard-canvas-large {
    height: 200px;
    max-width: 100%;
    border-radius: 6px;
    background: #ffffff;
    border: 1px solid #e5e7eb;
  }

  .whiteboard-toolbar-large {
    padding: 12px;
    gap: 8px;
    background: #f8fafc;
    border-radius: 6px;
  }

  .whiteboard-toolbar-large .tool-item {
    width: 32px;
    height: 32px;
    font-size: 14px;
    border-radius: 4px;
    transition: all 0.2s ease;
    background: #ffffff;
    border: 1px solid #e5e7eb;
  }

  .whiteboard-toolbar-large .tool-item:hover {
    background: #f3f4f6;
  }

  .collaboration-indicators-large {
    display: none;
  }

  /* Interactive Demo Mobile */
  .interactive-demo {
    transform: scale(0.85);
    margin: 0 auto;
    max-width: 100%;
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border: 1px solid #e5e7eb;
  }

  .interactive-demo .demo-header h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
  }

  .interactive-demo .lesson-elements {
    gap: 10px;
    flex-wrap: wrap;
    padding: 1rem;
  }

  .interactive-demo .lesson-elements .element-item {
    padding: 12px 16px;
    font-size: 0.9rem;
    border-radius: 6px;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    transition: all 0.2s ease;
  }

  .interactive-demo .lesson-elements .element-item:hover {
    background: #f3f4f6;
  }

  .interactive-demo .engagement-meter {
    margin-top: 1.5rem;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 8px;
  }

  /* Block Stats Mobile */
  .block-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
  }

  .stat-block {
    text-align: center;
    padding: 1.5rem;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
    transition: all 0.2s ease;
  }

  .stat-block:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }

  .stat-block h3,
  .stat-block h5 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
    color: var(--primary-color);
  }

  .stat-block p {
    font-size: 1rem;
    margin-bottom: 0;
    color: #6b7280;
    font-weight: 500;
  }

  /* Carousel Controls Mobile */
  .carousel-control-prev {
    left: 10px;
    z-index: 1000;
  }

  .carousel-control-next {
    right: 10px;
    z-index: 1000;
  }

  .carousel-control-prev,
  .carousel-control-next {
    width: 28px;
    height: 28px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: all 0.2s ease;
  }

  .carousel-control-prev-icon,
  .carousel-control-next-icon {
    width: 20px;
    height: 20px;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    border: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .carousel-control-prev-icon:hover,
  .carousel-control-next-icon:hover {
    opacity: 0.8;
  }

  .carousel-control-prev-icon::after {
    transform: translate(-50%, -50%);
    border-right: 8px solid var(--primary-color);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
  }

  .carousel-control-next-icon::after {
    transform: translate(-50%, -50%);
    border-left: 8px solid var(--primary-color);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
  }

  /* Carousel Indicators Mobile */
  .carousel-indicators {
    margin-bottom: 1.5rem;
  }

  .carousel-indicators [data-bs-target] {
    width: 12px;
    height: 12px;
    margin: 0 6px;
    border-radius: 50%;
    border: 2px solid var(--primary-color);
    background: transparent;
    transition: all 0.3s ease;
  }

  .carousel-indicators .active {
    background: var(--primary-color);
    transform: scale(1.1);
  }

  /* Button Mobile Styles */
  .block-content .btn {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    font-size: 1rem;
    padding: 1rem 2rem;
    border-radius: 8px;
    background: var(--primary-color);
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
    font-weight: 600;
  }

  .block-content .btn:hover {
    background: #0056b3;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  }
}

@media (max-width: 576px) {
  #modulesCarousel {
    padding: 0 0.5rem;
    margin: 1rem 0;
  }

  .big-block {
    padding: 1.5rem 1rem;
    border-radius: 12px;
  }

  .block-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
  }

  .block-description {
    font-size: 0.9rem;
    margin-bottom: 1rem;
  }

  .visual-container-large {
    height: 200px;
    padding: 1rem;
  }

  .whiteboard-demo-large {
    padding: 0.75rem;
  }

  .whiteboard-canvas-large {
    height: 150px;
  }

  .whiteboard-toolbar-large .tool-item {
    width: 24px;
    height: 24px;
    font-size: 0.625rem;
  }

  .interactive-demo {
    padding: 1rem;
  }

  .interactive-demo .demo-header h4 {
    font-size: 0.9rem;
  }

  .interactive-demo .lesson-elements {
    gap: 0.5rem;
  }

  .interactive-demo .lesson-elements .element-item {
    padding: 0.5rem;
    font-size: 0.625rem;
  }

  .interactive-demo .engagement-meter {
    padding: 0.75rem;
  }

  .block-stats {
    gap: 0.75rem;
    margin-top: 1rem;
  }

  .stat-block {
    padding: 1rem;
    border-radius: 6px;
  }

  .stat-block::before {
    height: 2px;
  }

  .stat-block:hover {
    transform: translateY(-3px);
  }

  .stat-block h3,
  .stat-block h5 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
  }

  .stat-block p {
    font-size: 0.9rem;
  }

  .carousel-control-prev {
    left: 5px;
  }

  .carousel-control-next {
    right: 5px;
  }

  .carousel-control-prev-icon,
  .carousel-control-next-icon {
    width: 18px;
    height: 18px;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    border: none;
    transition: all 0.2s ease;
  }

  .carousel-control-prev-icon::after {
    transform: translate(-50%, -50%);
    border-right: 7px solid var(--primary-color);
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
  }

  .carousel-control-next-icon::after {
    transform: translate(-50%, -50%);
    border-left: 7px solid var(--primary-color);
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
  }

  .carousel-indicators {
    margin-bottom: 1.25rem;
  }

  .carousel-indicators [data-bs-target] {
    width: 10px;
    height: 10px;
    margin: 0 4px;
  }

  .block-content .btn {
    max-width: 280px;
    font-size: 0.95rem;
    padding: 0.875rem 1.75rem;
    border-radius: 40px;
  }
}

/* ===== Company Info Section ===== */
.company-info-section {
  background: #f8f9fa;
}

.experience-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xxl);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.experience-title {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.experience-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.achievements-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.achievement-item {
  text-align: center;
  padding: var(--spacing-lg);
  background: rgba(0, 170, 255, 0.05);
  border-radius: var(--radius-lg);
  border: 2px solid rgba(0, 170, 255, 0.1);
}

.achievement-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.achievement-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.partnership-note {
  border-top: 2px solid rgba(0, 170, 255, 0.1);
  padding-top: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.partnership-note p {
  color: var(--text-primary);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 0;
}

/* ===== ONX Animation ===== */
.onx-link {
  color: var(--light-color);
  text-decoration: none;
  letter-spacing: 1px;
  transition: all 0.4s ease;
  display: inline-block;
  position: relative;
}

.onx-link:hover {
  color: var(--light-color);
  text-decoration: none;
  letter-spacing: 2px;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.8),
    0 0 20px rgba(255, 255, 255, 0.6), 0 0 30px rgba(255, 255, 255, 0.4);
  animation: gentlePulse 2s ease-in-out infinite;
}

@keyframes gentlePulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.9;
  }
}

/* Featured Carousel Enhancements */
.carousel-indicators {
  bottom: -50px;
}

.carousel-indicators button {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(13, 95, 249, 0.3);
  border: none;
  margin: 0 5px;
}

.carousel-indicators .active {
  background-color: #0d5ff9;
}

/* Additional Visual Elements for Featured Articles */
.interactive-learning-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 100%;
  height: 300px;
}

.learning-hub {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  position: relative;
  z-index: 2;
}

.learning-connections {
  position: absolute;
  width: 100%;
  height: 100%;
}

.learning-node {
  position: absolute;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  animation: pulse 2s infinite;
}

.learning-node.node-1 {
  top: 20px;
  left: 20px;
}
.learning-node.node-2 {
  top: 20px;
  right: 20px;
}
.learning-node.node-3 {
  bottom: 20px;
  left: 20px;
}
.learning-node.node-4 {
  bottom: 20px;
  right: 20px;
}

.case-study-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 300px;
  gap: 30px;
}

.university-icon {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: white;
}

.metrics-display {
  display: flex;
  gap: 40px;
}

.metric-item {
  text-align: center;
}

.metric-value {
  font-size: 2.5rem;
  font-weight: bold;
  color: #0d5ff9;
  margin-bottom: 5px;
}

.metric-label {
  color: #6c757d;
  font-size: 1rem;
}

/* Newsletter CTA Form Styling */
.newsletter-form-cta .form-control {
  border: 2px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  backdrop-filter: blur(10px);
}

.newsletter-form-cta .form-control::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.newsletter-form-cta .form-control:focus {
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.15);
}

/* Connected Input Group Styling */
.input-group .form-control:first-child {
  border-radius: 25px 0 0 25px;
  border-right: none;
}

.input-group .btn:last-child {
  border-radius: 0 25px 25px 0;
}

/* Blog Post Specific Styles */
.post-featured-placeholder {
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
}

.post-featured-placeholder i {
  font-size: 4rem;
  color: white;
}

.post-author-info-hero {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  margin: 0 auto;
  max-width: 600px;
}

.article-content {
  font-size: 1.1rem;
  line-height: 1.8;
}

.article-content h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin: var(--spacing-xxl) 0 var(--spacing-lg);
}

.article-content h3 {
  font-size: 1.5rem;
  margin: var(--spacing-xl) 0 var(--spacing-md);
}

.article-quote {
  font-size: 1.3rem;
  font-style: italic;
  border-left: 4px solid var(--primary-color);
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  background: rgba(0, 170, 255, 0.05);
  border-radius: var(--radius-md);
}

.article-list {
  margin: var(--spacing-lg) 0;
}

.article-list li {
  margin-bottom: var(--spacing-md);
}

.article-callout {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin: var(--spacing-xl) 0;
}

.callout-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
  flex-shrink: 0;
}

.callout-content h4 {
  margin-bottom: var(--spacing-sm);
}

.article-cta {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
}

.tag-label {
  font-weight: 600;
  color: var(--text-secondary);
}

.tag {
  background: rgba(0, 170, 255, 0.1);
  color: var(--primary-color);
  padding: 4px var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.post-share {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: center;
}

.share-label {
  font-weight: 600;
  color: var(--text-secondary);
}

.share-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* Compact Blog Cards */
.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.blog-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.blog-title {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 0.75rem;
}

.blog-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.blog-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid #f0f0f0;
}

.author-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.author-name {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.post-stats {
  display: flex;
  gap: 0.75rem;
}

.stat-item {
  font-size: 0.75rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.blog-footer .btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  margin-top: auto;
}

/* Newsletter Section Styles */
.newsletter-section {
  background: #f8f9fa;
  padding: 3rem 0;
}

.newsletter-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.newsletter-form .input-group {
  max-width: 400px;
}

.newsletter-form .form-control {
  border: 1px solid #e0e6ed;
  padding: 0.75rem 1rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .newsletter-form-cta .input-group {
    flex-direction: column;
  }

  .newsletter-form-cta .form-control,
  .newsletter-form-cta .btn {
    border-radius: 50px !important;
    margin-bottom: 10px;
    min-width: auto;
  }

  .post-author-info-hero {
    flex-direction: column;
    text-align: center;
  }

  .article-callout {
    flex-direction: column;
    text-align: center;
  }

  .blog-footer {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
  }

  .post-stats {
    align-self: flex-start;
  }
}

/* ===== Mobile Animation Disable ===== */
@media (max-width: 768px) {
  /* Disable all floating card animations */
  .floating-card {
    animation: none !important;
    transform: none !important;
    transition: none !important;
  }

  .floating-card:hover {
    transform: none !important;
    animation: none !important;
  }

  .card-1,
  .card-2,
  .card-3 {
    animation: none !important;
    animation-delay: 0s !important;
  }

  /* Disable content grid animations */
  .content-item {
    animation: none !important;
    transition: none !important;
  }

  .content-item:hover {
    transform: none !important;
    animation: none !important;
  }

  .content-item.active {
    animation: none !important;
  }

  /* Disable hero visual parallax */
  .hero-visual {
    transform: none !important;
  }

  /* Disable all keyframe animations for mobile */
  @keyframes float {
    0%,
    100% {
      transform: none;
    }
    25%,
    50%,
    75% {
      transform: none;
    }
  }

  @keyframes pulse {
    0%,
    100% {
      box-shadow: var(--shadow-md);
    }
    50% {
      box-shadow: var(--shadow-md);
    }
  }

  @keyframes shimmer {
    0%,
    100% {
      transform: none;
    }
  }

  @keyframes bounce {
    0%,
    20%,
    50%,
    80%,
    100% {
      transform: none;
    }
    10%,
    40%,
    60% {
      transform: none;
    }
  }

  @keyframes rotate {
    0%,
    100% {
      transform: none;
    }
  }

  @keyframes wiggle {
    0%,
    100% {
      transform: none;
    }
    25%,
    75% {
      transform: none;
    }
  }

  @keyframes heartbeat {
    0%,
    100% {
      transform: none;
    }
    50% {
      transform: none;
    }
  }

  /* Disable visual screen animations */
  .visual-screen {
    animation: none !important;
  }

  /* Disable card content animations */
  .card-content {
    animation: none !important;
    transition: none !important;
  }

  .card-content .card-icon {
    animation: none !important;
    transition: none !important;
  }

  /* Disable visual container animations */
  .visual-container {
    animation: none !important;
    transition: none !important;
  }

  .visual-container:hover {
    transform: none !important;
    animation: none !important;
  }

  /* Disable screen content animations */
  .screen-content {
    animation: none !important;
  }

  /* Disable content grid animations */
  .content-grid {
    animation: none !important;
  }

  /* Disable all hover effects for mobile */
  .floating-card:hover,
  .content-item:hover,
  .visual-container:hover,
  .card-content:hover {
    transform: none !important;
    animation: none !important;
    box-shadow: var(--shadow-md) !important;
  }

  /* Add scroll slide-up animation for mobile hero-visual */
  .hero-visual {
    transition: transform 0.3s ease-out;
  }
}

/* Mobilde Interactive Learning Modules kutusunu ve iç kartlarını düzeltir */
@media (max-width: 480px) {
  .learning-modules-container,
  .vertical-block,
  .interactive-demo {
    padding: 1.2rem 0.5rem !important;
    background: #fff;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
    border-radius: 18px;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
  }
  .learning-module-list,
  .lesson-elements {
    display: flex !important;
    flex-direction: column !important;
    gap: 1.1rem !important;
    width: 100%;
  }
  .learning-module-card,
  .element-item {
    width: 100% !important;
    padding: 1.2rem 1rem !important;
    font-size: 1rem !important;
    margin-bottom: 0 !important;
    border-radius: 14px !important;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06) !important;
    background: #fff !important;
  }
  .engagement-card,
  .engagement-meter {
    margin-top: 2rem !important;
    padding: 1.2rem 1rem !important;
    font-size: 1.1rem !important;
    border-radius: 16px !important;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05) !important;
    background: #f8f9fa !important;
  }
  .vertical-blocks-section {
    padding: 2.2rem 0 !important;
  }
}

/* ===== Enhanced Mobile & Tablet Responsive Fixes for Carousel Section ===== */

/* Tablet Styles (768px - 991px) */
@media (max-width: 991px) and (min-width: 768px) {
  .big-blocks-section {
    padding: var(--spacing-xl) 0;
  }

  .big-blocks-section .section-title {
    font-size: 2rem;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
    color: var(--text-primary);
  }

  .big-blocks-section .section-subtitle {
    font-size: 1.1rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
  }

  .big-block {
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
  }

  .block-title {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
    color: var(--text-primary);
  }

  .block-description {
    font-size: 1.1rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
  }

  .visual-container-large {
    padding: 0;
    margin-bottom: var(--spacing-md);
  }

  .whiteboard-demo-large {
    min-height: 350px;
    padding: var(--spacing-sm);
  }

  .whiteboard-canvas-large {
    height: 280px;
  }

  .whiteboard-toolbar-large {
    padding: var(--spacing-xs);
    gap: var(--spacing-xs);
  }

  .whiteboard-toolbar-large .tool-item {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .interactive-demo {
    padding: var(--spacing-lg);
    min-height: 280px;
  }

  .interactive-demo .demo-header h4 {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
    font-weight: 600;
  }

  .interactive-demo .lesson-elements {
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
  }

  .interactive-demo .lesson-elements .element-item {
    padding: var(--spacing-sm);
    font-size: 1rem;
  }

  .interactive-demo .lesson-elements .element-item i {
    font-size: 1.3rem;
  }

  .interactive-demo .engagement-meter {
    padding: var(--spacing-md);
  }

  .interactive-demo .engagement-meter .meter-label {
    font-size: 1rem;
  }

  .interactive-demo .engagement-meter .meter-value {
    font-size: 1.75rem;
  }

  .block-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
  }

  .stat-block {
    padding: var(--spacing-md);
  }

  .stat-block h3,
  .stat-block h5 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
  }

  .stat-block p {
    font-size: 0.9rem;
    line-height: 1.4;
  }

  /* Carousel Controls Tablet */
  .carousel-control-prev,
  .carousel-control-next {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    border: 2px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(10px);
    transition: all 0.2s ease;
  }

  .carousel-indicators {
    bottom: -20px;
  }

  .carousel-indicators [data-bs-target] {
    width: 10px;
    height: 10px;
    margin: 0 4px;
  }
}

/* Mobile Styles (max-width: 767px) */
@media (max-width: 767px) {
  .big-blocks-section {
    padding: var(--spacing-lg) 0;
  }

  .big-blocks-section .section-title {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
    color: var(--text-primary);
  }

  .big-blocks-section .section-subtitle {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
  }

  .big-block {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border-radius: var(--radius-lg);
  }

  .big-block .row {
    margin: 0;
  }

  .big-block .col-lg-6 {
    padding: 0;
    margin-bottom: var(--spacing-md);
  }

  .big-block .col-lg-12 {
    padding: 0;
    margin-top: var(--spacing-md);
  }

  .block-title {
    font-size: 1.5rem;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    text-align: center;
    font-family: var(--font-display);
    color: var(--text-primary);
  }

  .block-description {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    text-align: center;
    color: var(--text-secondary);
  }

  .block-content {
    text-align: center;
    order: 2;
  }

  .block-visual {
    order: 1;
    margin-bottom: var(--spacing-md);
  }

  .visual-container-large {
    padding: 0;
    border-radius: 0;
    box-shadow: none;
    border: none;
  }

  .whiteboard-demo-large {
    min-height: 250px;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
  }

  .whiteboard-interface-large {
    border-radius: var(--radius-sm);
  }

  .whiteboard-toolbar-large {
    padding: var(--spacing-xs);
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .whiteboard-toolbar-large .tool-item {
    width: 36px;
    height: 36px;
    font-size: 1rem;
    flex-shrink: 0;
  }

  .whiteboard-canvas-large {
    height: 180px;
  }

  .drawing-svg-large {
    max-width: 100%;
    height: auto;
  }

  .text-annotation-large {
    font-size: 0.7rem;
    padding: 2px 6px;
  }

  .collaboration-indicators-large {
    display: none;
  }

  .interactive-demo {
    padding: var(--spacing-md);
    min-height: 220px;
    border-radius: var(--radius-md);
  }

  .interactive-demo .demo-header h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    text-align: center;
    color: var(--primary-color);
    font-weight: 600;
  }

  .interactive-demo .lesson-elements {
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    flex-direction: column;
  }

  .interactive-demo .lesson-elements .element-item {
    padding: var(--spacing-sm);
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    text-align: center;
    justify-content: center;
  }

  .interactive-demo .lesson-elements .element-item i {
    font-size: 1.2rem;
  }

  .interactive-demo .lesson-elements .element-item span {
    font-size: 0.9rem;
  }

  .interactive-demo .engagement-meter {
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
  }

  .interactive-demo .engagement-meter .meter-label {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-xs);
  }

  .interactive-demo .engagement-meter .meter-bar {
    height: 8px;
    margin-bottom: var(--spacing-xs);
  }

  .interactive-demo .engagement-meter .meter-value {
    font-size: 1.6rem;
  }

  .block-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
  }

  .stat-block {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
  }

  .stat-block h3,
  .stat-block h5 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
  }

  .stat-block p {
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;
  }

  /* Carousel Controls Mobile */
  .carousel-control-prev,
  .carousel-control-next {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    border: 2px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(10px);
    transition: all 0.2s ease;
    top: 50%;
    transform: translateY(-50%);
  }

  .carousel-control-prev {
    left: 10px;
  }

  .carousel-control-next {
    right: 10px;
  }

  .carousel-indicators {
    bottom: -15px;
    margin-bottom: 0;
  }

  .carousel-indicators [data-bs-target] {
    width: 8px;
    height: 8px;
    margin: 0 3px;
    border-radius: 50%;
    border: 1px solid var(--primary-color);
    background: transparent;
  }

  .carousel-indicators .active {
    background: var(--primary-color);
    transform: scale(1.2);
  }

  /* Button Mobile Styles */
  .block-content .btn {
    width: 100%;
    max-width: 280px;
    margin: var(--spacing-sm) auto 0;
    font-size: 0.95rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
  }

  .block-content .btn i {
    font-size: 1rem;
  }
}

/* Extra Small Mobile Styles (max-width: 575px) */
@media (max-width: 575px) {
  .big-blocks-section {
    padding: var(--spacing-md) 0;
  }

  .big-blocks-section .section-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-display);
    color: var(--text-primary);
  }

  .big-blocks-section .section-subtitle {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
  }

  .big-block {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
  }

  .block-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-display);
    color: var(--text-primary);
  }

  .block-description {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
  }

  .visual-container-large {
    padding: 0;
  }

  .whiteboard-demo-large {
    min-height: 200px;
    padding: 6px;
  }

  .whiteboard-canvas-large {
    height: 150px;
  }

  .whiteboard-toolbar-large .tool-item {
    width: 32px;
    height: 32px;
    font-size: 0.9rem;
  }

  .interactive-demo {
    padding: var(--spacing-sm);
    min-height: 180px;
  }

  .interactive-demo .demo-header h4 {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 600;
  }

  .interactive-demo .lesson-elements .element-item {
    padding: 10px;
    font-size: 0.85rem;
  }

  .interactive-demo .lesson-elements .element-item i {
    font-size: 1.1rem;
  }

  .interactive-demo .lesson-elements .element-item span {
    font-size: 0.8rem;
  }

  .interactive-demo .engagement-meter {
    padding: 10px;
  }

  .interactive-demo .engagement-meter .meter-label {
    font-size: 0.85rem;
  }

  .interactive-demo .engagement-meter .meter-value {
    font-size: 1.4rem;
  }

  .block-stats {
    gap: var(--spacing-xs);
  }

  .stat-block {
    padding: var(--spacing-sm);
  }

  .stat-block h3,
  .stat-block h5 {
    font-size: 1.1rem;
  }

  .stat-block p {
    font-size: 0.8rem;
  }

  .carousel-control-prev,
  .carousel-control-next {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
    transition: all 0.2s ease;
  }

  .carousel-control-prev-icon,
  .carousel-control-next-icon {
    width: 18px;
    height: 18px;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    border: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .carousel-control-prev {
    left: 5px;
  }

  .carousel-control-next {
    right: 5px;
  }

  .carousel-indicators [data-bs-target] {
    width: 6px;
    height: 6px;
    margin: 0 2px;
  }

  .block-content .btn {
    font-size: 0.9rem;
    padding: 10px 16px;
    max-width: 250px;
  }
}

/* Landscape Mobile Fixes */
@media (max-width: 767px) and (orientation: landscape) {
  .big-block {
    padding: var(--spacing-sm);
  }

  .whiteboard-demo-large {
    min-height: 180px;
  }

  .whiteboard-canvas-large {
    height: 120px;
  }

  .interactive-demo {
    min-height: 160px;
  }

  .block-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xs);
  }
}

/* High DPI Display Fixes */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .whiteboard-toolbar-large .tool-item,
  .interactive-demo .lesson-elements .element-item i {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
  .whiteboard-toolbar-large .tool-item:hover,
  .interactive-demo .lesson-elements .element-item:hover,
  .stat-block:hover {
    transform: none;
  }

  .carousel-control-prev,
  .carousel-control-next {
    min-height: 28px;
    min-width: 28px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
    transition: all 0.2s ease;
  }

  .carousel-control-prev-icon,
  .carousel-control-next-icon {
    width: 18px;
    height: 18px;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    border: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .carousel-indicators [data-bs-target] {
    min-height: 12px;
    min-width: 12px;
  }
}

/* Additional Carousel Control Styles */
.carousel-control-prev,
.carousel-control-next {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(0, 0, 0, 0.08);
  border-radius: 50%;
  width: 56px;
  height: 56px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(10px);
  transition: all 0.2s ease;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
  background: rgba(255, 255, 255, 1);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 24px;
  height: 24px;
  background-size: 24px 24px;
}

.carousel-indicators {
  bottom: -30px;
}

.carousel-indicators [data-bs-target] {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
  background: transparent;
  margin: 0 4px;
  transition: all 0.3s ease;
}

.carousel-indicators .active {
  background: var(--primary-color);
  transform: scale(1.2);
}

/* ===== Logo Flow Section ===== */
.logo-flow-section {
  padding: var(--spacing-lg) 0;
  overflow: hidden;
  width: 100%;
  position: relative;
}

.logo-flow-container {
  overflow: hidden;
  position: relative;
  width: 100%;
}

.logo-flow-track {
  display: flex;
  align-items: center;
  gap: var(--spacing-xxl);
  animation: logoFlow 25s linear infinite;
  width: fit-content;
}

.logo-item {
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity 0.3s ease, transform 0.3s ease;
  filter: grayscale(100%);
}

.logo-item:hover {
  opacity: 1;
  transform: scale(1.05);
  filter: grayscale(0%);
}

.logo-item img {
  height: 40px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
}

@keyframes logoFlow {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-33.333%);
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .logo-flow-section {
    padding: var(--spacing-xl) 0 var(--spacing-lg) 0;
  }

  .logo-flow-track {
    gap: var(--spacing-xl);
    animation-duration: 15s;
  }

  .logo-item img {
    height: 32px;
    max-width: 100px;
  }
}

/* 404 Page Specific Styles */
.error-display {
  text-align: center;
  padding: 2rem;
}

.error-code {
  font-size: 4rem;
  font-weight: 700;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.error-animation {
  position: relative;
}

.search-icon {
  font-size: 2rem;
  color: #6c757d;
  animation: float 2s ease-in-out infinite;
}

/* Demo Styles */
.navigation-demo,
.modules-demo,
.about-demo,
.blog-demo,
.contact-demo {
  padding: 1rem;
}

.nav-preview,
.module-interface,
.team-showcase,
.blog-preview,
.contact-preview {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 1rem;
}

.nav-header,
.module-header,
.team-header,
.blog-header,
.contact-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.feature-list,
.module-grid {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.feature-item,
.module-item,
.blog-item,
.contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.module-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.module-item {
  background: rgba(255, 255, 255, 0.2);
  padding: 0.5rem;
  border-radius: 4px;
  text-align: center;
  flex-direction: column;
  gap: 0.25rem;
}

.module-item.active {
  background: rgba(255, 255, 255, 0.3);
}

.team-avatars {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.team-avatar {
  position: relative;
  width: 160px;
  height: 160px;
}

.avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
}

.avatar-status {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 2px solid white;
}

.avatar-status.online {
  background: #28a745;
}

.avatar-status.away {
  background: #ffc107;
}

.stat-item {
  display: flex;
  flex-direction: column;
  text-align: center;
}

.stat-number {
  font-weight: 700;
  font-size: 1.25rem;
}

.stat-label {
  font-size: 0.75rem;
  opacity: 0.8;
}

.blog-dot,
.contact-item i {
  width: 8px;
  height: 8px;
  background: currentColor;
  border-radius: 50%;
}

/* Inline style fixes */
.games-demo .progress-fill {
  width: 65%;
}

.text-annotation {
  top: 20px;
  left: 140px;
}

.progress-fill-assessment {
  width: 42%;
}

.text-annotation-large {
  top: 40px;
  left: 280px;
}

.hero-title-wide {
  width: 110%;
}

/* SVG Logo Animations */
.p-extension {
  animation: simpleFloat 1.8s ease-in-out infinite;
  transform-origin: center;
}

@keyframes simpleFloat {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-8px);
  }
}

.i-dot {
  animation: dotFloat 1.5s ease-in-out infinite;
  transform-origin: center;
}

@keyframes dotFloat {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Force team avatar sizing - highest specificity */
.team-section .team-card .team-avatar {
  width: 160px !important;
  height: 160px !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  box-shadow: var(--shadow-lg) !important;
}

.team-section .team-card .team-avatar .avatar-initials {
  font-size: 2.8rem !important;
  font-weight: 600 !important;
  color: var(--white) !important;
  z-index: 2 !important;
}

/* Status Popup Styles */
.status-popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: popupFadeIn 0.3s ease-out;
}

.popup-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
}

.popup-content {
  position: relative;
  background: white;
  border-radius: 20px;
  padding: 2rem;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  text-align: center;
  animation: popupSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.popup-content.success-bg {
  border-top: 4px solid #28a745;
}

.popup-content.error-bg {
  border-top: 4px solid #dc3545;
}

.popup-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.popup-content.success-bg .popup-icon {
  color: #28a745;
}

.popup-content.error-bg .popup-icon {
  color: #dc3545;
}

.popup-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.popup-message {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.popup-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(0, 0, 0, 0.1);
  border: none;
  font-size: 1.2rem;
  color: var(--text-secondary);
  cursor: pointer;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.popup-close:hover {
  background: rgba(0, 0, 0, 0.2);
  color: var(--text-primary);
  transform: scale(1.1);
}

@keyframes popupFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes popupSlideIn {
  from {
    transform: translateY(-50px) scale(0.9);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

/* Form Validation Styles */
.form-control.is-invalid {
  border-color: #dc3545;
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-control.is-invalid:focus {
  border-color: #dc3545;
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.invalid-feedback {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: #dc3545;
  font-weight: 500;
}

.form-check-input.is-invalid {
  border-color: #dc3545;
}

.form-check-input.is-invalid:checked {
  background-color: #dc3545;
  border-color: #dc3545;
}

.form-check-input.is-invalid:focus {
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Animation for validation errors */
.form-control.is-invalid {
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  10%,
  30%,
  50%,
  70%,
  90% {
    transform: translateX(-5px);
  }
  20%,
  40%,
  60%,
  80% {
    transform: translateX(5px);
  }
}