/* GNS - Refined Design System V2 */
/* Pure blue palette, improved alignment */

/* ==================== CSS Variables ==================== */
:root {
  /* Clean Blue Color Palette */
  --primary: #0084FF;
  --primary-dark: #0066CC;
  --primary-light: #3399FF;
  --accent: #00D4FF;
  --accent-light: #66E5FF;
  
  /* Status Colors */
  --success: #00C896;
  --warning: #FFB800;
  --danger: #FF3B30;
  
  /* Dark Theme */
  --dark: #0A0B0D;
  --dark-secondary: #141619;
  --dark-tertiary: #1C1F24;
  --dark-card: #16181C;
  
  /* Text Colors */
  --text-primary: #FFFFFF;
  --text-secondary: #8B92A8;
  --text-muted: #5A6174;
  
  /* Borders */
  --border-default: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --border-active: rgba(0, 132, 255, 0.3);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #0084FF 0%, #00D4FF 100%);
  --gradient-dark: linear-gradient(180deg, #0A0B0D 0%, #141619 100%);
  
  /* Typography */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'SF Mono', 'Monaco', 'Consolas', monospace;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 6rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

/* ==================== Navigation ==================== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 11, 13, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-default);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.logo-mark {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-mark svg {
  width: 100%;
  height: 100%;
}

.logo-text-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.logo-text {
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
}

.logo-full {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color 0.2s;
}

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

.nav-cta {
  padding: 8px 20px;
  background: rgba(0, 132, 255, 0.1);
  border: 1px solid rgba(0, 132, 255, 0.2);
  border-radius: 8px;
  color: var(--primary) !important;
}

.nav-cta:hover {
  background: rgba(0, 132, 255, 0.15);
  border-color: rgba(0, 132, 255, 0.3);
}

/* ==================== Hero ==================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  margin-bottom: var(--space-xl);
  line-height: 1.1;
}

.hero-main {
  display: block;
  font-size: clamp(3rem, 7vw, 4.5rem);
  font-weight: 800;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.hero-highlight {
  display: block;
  font-size: clamp(3rem, 7vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-subtitle-combined {
  font-size: 1.5rem;
  color: var(--text-secondary);
  display: inline;
  line-height: 1.4;
}

.name-showcase {
  display: inline-block;
  background: rgba(0, 132, 255, 0.08);
  padding: 8px 16px;
  border-radius: 12px;
  border: 1px solid rgba(0, 132, 255, 0.2);
  font-family: var(--font-mono);
  margin: 0 8px;
  position: relative;
  transition: width 0.3s ease;
}

.rotating-container {
  display: inline-block;
  position: relative;
  height: 1.5em;
  overflow: hidden;
  vertical-align: middle;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 80px;
  width: auto;
  line-height: 1.5em;
}

.showcase-item {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  position: absolute;
  top: 48%;
  left: 0;
  white-space: nowrap;
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55), opacity 0.5s ease;
}

.showcase-item::after {
  content: attr(data-suffix);
  color: rgba(255, 255, 255, 0.3);
  text-decoration: line-through;
  text-decoration-color: rgba(255, 59, 48, 0.8);
  text-decoration-thickness: 2px;
  margin-left: 2px;
}

.showcase-item.active {
  transform: translateY(-48%);
  opacity: 1;
}

.showcase-item.exit {
  transform: translateY(-148%);
  opacity: 0;
}

.showcase-item:first-child {
  position: relative;
  color: var(--primary);
}

.showcase-item:not(:first-child) {
  color: var(--primary);
}

/* ==================== Buttons ==================== */
.hero-subtitle-wrapper {
  margin-bottom: calc(var(--space-2xl) + 1rem);
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  align-items: center;
}

.btn-primary,
.btn-secondary {
  padding: 14px 32px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 14px rgba(0, 132, 255, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 132, 255, 0.35);
}

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

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border-hover);
}

/* ==================== Features ==================== */
.features {
  padding: var(--space-3xl) 0;
  background: linear-gradient(180deg, var(--dark) 0%, var(--dark-secondary) 50%, var(--dark) 100%);
  position: relative;
  overflow: hidden;
}

.features::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 132, 255, 0.1) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: var(--space-2xl);
  position: relative;
  display: inline-block;
  width: 100%;
}

.features .section-title::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.125rem;
  margin-top: -1.5rem;
  margin-bottom: var(--space-2xl);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  position: relative;
  z-index: 1;
}

.feature-card {
  padding: var(--space-xl);
  background: linear-gradient(135deg, var(--dark-card) 0%, rgba(20, 22, 25, 0.5) 100%);
  border: 1px solid var(--border-default);
  border-radius: 20px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(0, 132, 255, 0.05) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}

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

.feature-card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

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

.feature-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(0, 132, 255, 0.3);
  box-shadow: 0 20px 40px rgba(0, 132, 255, 0.15), 0 10px 20px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: white;
  position: relative;
  box-shadow: 0 8px 24px rgba(0, 132, 255, 0.25);
  transition: all 0.3s;
}

.feature-card:hover .feature-icon {
  transform: rotateY(180deg);
  box-shadow: 0 12px 32px rgba(0, 132, 255, 0.35);
}

.feature-icon::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 16px;
  padding: 1px;
  background: var(--gradient-primary);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  opacity: 0.5;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  position: relative;
  z-index: 1;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.feature-card p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

.feature-card:nth-child(1) .feature-icon {
  animation: float 6s ease-in-out infinite;
}

.feature-card:nth-child(2) .feature-icon {
  animation: float 6s ease-in-out infinite 2s;
}

.feature-card:nth-child(3) .feature-icon {
  animation: float 6s ease-in-out infinite 4s;
}

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

/* ==================== Use Cases Carousel ==================== */
.use-cases {
  padding: var(--space-3xl) 0;
  background: linear-gradient(180deg, var(--dark) 0%, var(--dark-secondary) 50%, var(--dark) 100%);
}

.use-cases-carousel {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
}

.carousel-arrow:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
  left: -80px;
}

.carousel-next {
  right: -80px;
}

.carousel-track {
  position: relative;
  min-height: 320px;
}

.use-case-slide {
  position: absolute;
  width: 100%;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.use-case-slide.active {
  opacity: 1;
  transform: translateY(0);
}

.testimonial-card {
  background: var(--dark-card);
  border: 1px solid var(--border-default);
  border-radius: 20px;
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  height: 100px;
  background: var(--gradient-primary);
  opacity: 0.15;
  filter: blur(40px);
  border-radius: 20px;
}

.quote-icon {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  color: var(--accent);
  opacity: 0.9;
  transform: scale(2);
}

.testimonial-content {
  position: relative;
}

.testimonial-text {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.highlight-name {
  display: inline-block;
  background: rgba(0, 132, 255, 0.08);
  padding: 4px 12px;
  border-radius: 12px;
  border: 1px solid rgba(0, 132, 255, 0.2);
  font-family: var(--font-mono);
  color: var(--primary);
  font-weight: 500;
  font-style: normal;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.author-avatar {
  font-size: 2.5rem;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 132, 255, 0.1);
  border-radius: 12px;
}

.author-info {
  display: flex;
  flex-direction: column;
}

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

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

.scenario-badge {
  position: absolute;
  bottom: var(--space-md);
  right: var(--space-md);
  padding: 8px 16px;
  background: var(--gradient-primary);
  border-radius: 20px;
  font-size: 0.8rem;
  color: white;
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 12px rgba(0, 132, 255, 0.3);
}


.carousel-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.carousel-btn {
  width: 40px;
  height: 3px;
  border-radius: 2px;
  background: var(--border-default);
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}

.carousel-btn.active {
  background: var(--gradient-primary);
  box-shadow: 0 0 10px rgba(0, 132, 255, 0.5);
}

.carousel-btn:hover:not(.active) {
  background: rgba(255, 255, 255, 0.2);
}

/* ==================== Timeline ==================== */
.roadmap-section {
  padding: var(--space-3xl) 0;
  background: linear-gradient(180deg, var(--dark-secondary) 0%, var(--dark) 100%);
  position: relative;
  overflow: hidden;
}

.roadmap-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, transparent 0%, var(--border-active) 20%, var(--border-active) 80%, transparent 100%);
  opacity: 0.3;
}

.timeline {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-lg);
  align-items: center;
  position: relative;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.1s; }
.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.3s; }
.timeline-item:nth-child(4) { animation-delay: 0.4s; }

.timeline-left {
  text-align: right;
}

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

.timeline-marker {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  background: var(--dark-card);
  border: 2px solid var(--border-default);
  transition: all 0.3s;
}

.timeline-marker::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid var(--border-default);
  opacity: 0.3;
}

.timeline-marker.completed {
  background: linear-gradient(135deg, #00C896, #00A876);
  border-color: var(--success);
  box-shadow: 0 0 20px rgba(0, 200, 150, 0.3);
}

.timeline-marker.completed svg {
  color: white;
  width: 20px;
  height: 20px;
}

.timeline-marker.active {
  background: var(--gradient-primary);
  border-color: var(--primary);
  box-shadow: 0 0 30px rgba(0, 132, 255, 0.4);
  animation: pulse 2s infinite;
}

.timeline-marker.active svg {
  color: white;
  width: 20px;
  height: 20px;
}

.timeline-marker.upcoming {
  background: var(--dark-card);
  border-color: var(--border-default);
}

.timeline-marker.upcoming span {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
}

.timeline-right {
  text-align: left;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.timeline-content {
  padding: var(--space-lg);
  background: var(--dark-card);
  border: 1px solid var(--border-default);
  border-radius: 16px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.timeline-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s;
}

.timeline-item:hover .timeline-content::before {
  opacity: 1;
}

.timeline-item:hover .timeline-content {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  border-color: rgba(0, 132, 255, 0.2);
}

.timeline-phase {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
  color: var(--text-muted);
}

.timeline-content h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.timeline-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.timeline-date {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timeline-date.completed {
  background: rgba(0, 200, 150, 0.1);
  color: var(--success);
}

.timeline-date.active {
  background: rgba(0, 132, 255, 0.1);
  color: var(--primary);
}

.timeline-date.upcoming {
  background: var(--dark-tertiary);
  color: var(--text-muted);
}

.timeline-challenges {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: rgba(255, 184, 0, 0.05);
  border: 1px solid rgba(255, 184, 0, 0.15);
  border-radius: 12px;
}

.timeline-challenges h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--warning);
  margin-bottom: var(--space-sm);
}

.timeline-challenges ul {
  list-style: none;
  padding: 0;
}

.timeline-challenges li {
  padding: 6px 0;
  color: var(--text-secondary);
  font-size: 15px;
  border-bottom: 1px solid rgba(255, 184, 0, 0.1);
}

.timeline-challenges li:last-child {
  border-bottom: none;
}

/* ==================== Email Signup ==================== */
.email-signup {
  padding: var(--space-3xl) 0;
  text-align: center;
  background: linear-gradient(180deg, var(--dark) 0%, var(--dark-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.email-signup::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 132, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.signup-content {
  max-width: 600px;
  margin: 0 auto;
}

.signup-content h2 {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}

.signup-content p {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.subscribe-form {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  max-width: 500px;
  margin: 0 auto;
}

.email-input {
  flex: 1;
  padding: 14px 20px;
  background: var(--dark-card);
  border: 2px solid var(--border-default);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 16px;
  transition: all 0.2s;
}

.email-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 132, 255, 0.1);
}

.subscribe-message {
  margin-top: var(--space-md);
  padding: 14px 20px;
  border-radius: 12px;
  display: none;
  font-weight: 500;
  animation: slideInUp 0.3s ease;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.subscribe-message.success {
  background: linear-gradient(135deg, rgba(0, 200, 150, 0.1), rgba(0, 200, 150, 0.05));
  color: var(--success);
  border: 1px solid rgba(0, 200, 150, 0.3);
  box-shadow: 0 4px 12px rgba(0, 200, 150, 0.1);
}

.subscribe-message.error {
  background: linear-gradient(135deg, rgba(255, 59, 48, 0.1), rgba(255, 59, 48, 0.05));
  color: var(--danger);
  border: 1px solid rgba(255, 59, 48, 0.3);
  box-shadow: 0 4px 12px rgba(255, 59, 48, 0.1);
}

.signup-note {
  margin-top: var(--space-sm);
  color: var(--text-muted);
  font-size: 14px;
}

/* ==================== Footer ==================== */
footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border-default);
  text-align: center;
}

footer p {
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

footer a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

/* ==================== Utilities ==================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

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

/* ==================== Animations ==================== */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(0, 132, 255, 0.4);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(0, 132, 255, 0);
  }
}

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-main,
  .hero-highlight {
    font-size: 2rem;
  }
  
  .hero-examples {
    flex-direction: column;
    gap: 8px;
  }
  
  .hero-cta {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 300px;
  }
  
  .subscribe-form {
    flex-direction: column;
  }
  
  .timeline-item {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .timeline-left,
  .timeline-right {
    text-align: left;
  }
  
  .timeline-center {
    display: none;
  }
  
  .timeline-content {
    margin-left: 0;
  }
  
  .carousel-arrow {
    display: none;
  }
  
  .testimonial-text {
    font-size: 1rem;
  }
  
  .scenario-badge {
    position: static;
    margin-top: var(--space-md);
    display: inline-block;
  }
}