/* ==========================================================================
   MiniMax H3 Max - Modern Minimalist Dark Luxury Design System
   Domain: minimaxh3-max.com
   ========================================================================== */

/* --- 1. CSS Custom Properties & Design Tokens --- */
:root {
  /* Color Palette */
  --bg-main: #08090d;
  --bg-surface: #0e1017;
  --bg-surface-elevated: #151821;
  --bg-surface-glass: rgba(14, 16, 23, 0.75);
  --bg-glass-card: rgba(21, 24, 33, 0.65);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.15);
  --border-focus: rgba(0, 242, 254, 0.5);
  
  --text-primary: #f8f9fc;
  --text-secondary: #9499ab;
  --text-muted: #62677b;
  --text-inverse: #08090d;

  --accent-cyan: #00f2fe;
  --accent-blue: #4facfe;
  --accent-purple: #7f00ff;
  --accent-violet: #e100ff;
  --accent-emerald: #10b981;

  --gradient-accent: linear-gradient(135deg, #00f2fe 0%, #4facfe 50%, #7f00ff 100%);
  --gradient-text: linear-gradient(135deg, #ffffff 30%, #9499ab 100%);
  --gradient-glow: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, rgba(127, 0, 255, 0.05) 50%, transparent 70%);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing & Layout */
  --container-max: 1240px;
  --container-wide: 1380px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows & Glass */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 50px -15px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 40px rgba(0, 242, 254, 0.15);

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- 2. CSS Reset & Base Styles --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body.dark-theme {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Ambient Background Glow Orbs */
.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
}

.glow-1 {
  width: 600px;
  height: 600px;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(0, 242, 254, 0.18), transparent 70%);
}

.glow-2 {
  width: 500px;
  height: 500px;
  top: 40%;
  right: -100px;
  background: radial-gradient(circle, rgba(127, 0, 255, 0.12), transparent 70%);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Utilities */
h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

p {
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- 3. Buttons & Component Elements --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background: var(--gradient-accent);
  color: #050608;
  padding: 12px 24px;
  box-shadow: 0 0 25px rgba(0, 242, 254, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-subtle);
  color: var(--text-primary);
  backdrop-filter: blur(12px);
  padding: 12px 24px;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn-outline-sm {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 7px 14px;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-outline-sm:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-medium);
}

.btn-primary-full, .btn-outline-full {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-md);
  font-weight: 600;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  transition: all var(--transition-fast);
}

.btn-primary-full {
  background: var(--gradient-accent);
  color: #050608;
}

.btn-primary-full:hover {
  box-shadow: 0 0 25px rgba(0, 242, 254, 0.3);
  transform: translateY(-2px);
}

.btn-outline-full {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.btn-outline-full:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-medium);
}

/* Section Common Header */
.section-head {
  margin-bottom: 56px;
}

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

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.section-lead {
  font-size: 1.12rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.6;
}

/* --- 4. Site Header & Nav --- */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  background: var(--bg-surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
  transition: background var(--transition-normal);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, #00f2fe, #7f00ff);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 8px #fff;
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* --- 5. Hero Section (Cinema Video Canvas) --- */
.hero-section {
  padding: 80px 0 60px;
  position: relative;
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(12px);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 28px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  max-width: 960px;
  margin-bottom: 24px;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 780px;
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-subtitle strong {
  color: var(--accent-cyan);
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

/* Cinema Large Player Canvas */
.cinema-wrapper {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
}

.cinema-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
  transition: transform var(--transition-normal);
}

.video-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.cinema-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  background: linear-gradient(180deg, rgba(0,0,0,0.5) 0%, transparent 30%, transparent 60%, rgba(0,0,0,0.85) 100%);
  pointer-events: none;
}

.overlay-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.live-pill, .speed-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
}

.live-pill {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
}

.speed-pill {
  background: rgba(0, 242, 254, 0.15);
  border: 1px solid rgba(0, 242, 254, 0.4);
  color: var(--accent-cyan);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 6px var(--accent-emerald);
  animation: pulseAnim 2s infinite;
}

@keyframes pulseAnim {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.overlay-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  pointer-events: auto;
}

.prompt-chip {
  background: rgba(14, 16, 23, 0.85);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(14px);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-size: 0.84rem;
  color: var(--text-primary);
  max-width: 80%;
  text-align: left;
  line-height: 1.45;
}

.prompt-label {
  color: var(--accent-cyan);
  font-weight: 700;
  margin-right: 6px;
}

.video-controls-compact .btn-icon {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: all var(--transition-fast);
}

.video-controls-compact .btn-icon:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.05);
}

.hidden {
  display: none !important;
}

.cinema-footer {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 20px 24px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

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

.stat-num {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.stat-lbl {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.cinema-divider {
  width: 1px;
  height: 28px;
  background: var(--border-subtle);
}

/* --- 6. Metric Strip Section --- */
.metric-strip-section {
  padding: 50px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.metric-item {
  padding: 16px 20px;
  border-left: 2px solid var(--border-medium);
}

.metric-item:first-child {
  border-left-color: var(--accent-cyan);
}

.metric-val {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  margin-bottom: 6px;
}

.metric-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.metric-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* --- 7. Large Media Showcase & Keyframe Gallery --- */
.showcase-section {
  padding: 100px 0;
}

.filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.filter-tab {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.filter-tab.active {
  background: var(--accent-cyan);
  color: #050608;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.showcase-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.showcase-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.showcase-media-box {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.showcase-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-cyan);
}

.sound-toggle-btn {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(0, 0, 0, 0.65);
  border: 1px solid var(--border-subtle);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sound-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Dual Keyframe Box */
.dual-frame-box {
  position: relative;
}

.keyframe-preview-strip {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  gap: 8px;
  z-index: 2;
}

.keyframe-thumb {
  position: relative;
  width: 68px;
  height: 42px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

.keyframe-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.keyframe-badge {
  position: absolute;
  bottom: 2px;
  left: 2px;
  font-size: 0.55rem;
  font-weight: 700;
  background: rgba(0, 0, 0, 0.8);
  padding: 1px 4px;
  border-radius: 2px;
  color: #fff;
}

.showcase-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.showcase-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.meta-tag {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.meta-spec {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.showcase-heading {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.showcase-prompt-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 20px;
  font-style: italic;
  flex: 1;
}

.showcase-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.link-arrow {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-cyan);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

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

/* --- 8. Visual Capabilities & Split Rows --- */
.features-section {
  padding: 100px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.feature-split-row {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 96px;
}

.feature-split-row:last-child {
  margin-bottom: 0;
}

.feature-split-row.reversed {
  grid-template-columns: 1fr 1.15fr;
}

.feature-split-row.reversed .feature-media-column {
  order: 2;
}

.feature-split-row.reversed .feature-text-column {
  order: 1;
}

.feature-media-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-lg);
}

.feature-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.feature-floating-stat {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(14, 16, 23, 0.88);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(16px);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
}

.stat-highlight {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.stat-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.feature-badge {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-cyan);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.feature-heading {
  font-size: 1.85rem;
  margin-bottom: 18px;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 24px;
}

.feature-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feature-points li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.feature-points li::before {
  content: "•";
  color: var(--accent-cyan);
  position: absolute;
  left: 0;
  font-size: 1.3rem;
  top: -2px;
}

.feature-points strong {
  color: var(--text-primary);
}

/* --- 9. Live Benchmarks & Independent Evaluation --- */
.benchmarks-section {
  padding: 100px 0;
}

.benchmark-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.benchmark-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
}

.benchmark-card.highlight-card {
  border-color: rgba(0, 242, 254, 0.4);
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.08);
}

.card-header-clean {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.benchmark-source {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.benchmark-rank-badge {
  background: rgba(0, 242, 254, 0.12);
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
}

.elo-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
}

.elo-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.elo-row .model-name {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.elo-row.winner .model-name {
  color: var(--accent-cyan);
  font-weight: 700;
}

.elo-bar-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.elo-bar {
  height: 8px;
  background: var(--border-medium);
  border-radius: 4px;
}

.elo-row.winner .elo-bar {
  background: var(--gradient-accent);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.4);
}

.elo-score {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-primary);
  min-width: 140px;
  text-align: right;
  font-family: var(--font-mono);
}

.benchmark-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 24px;
  line-height: 1.45;
  border-top: 1px solid var(--border-subtle);
  padding-top: 14px;
}

/* Speed Comparison Bars */
.comparison-bars {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
}

.speed-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.speed-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
}

.speed-row.highlight .model-lbl {
  color: var(--accent-cyan);
  font-weight: 700;
}

.val-lbl {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.speed-bar-track {
  width: 100%;
  height: 8px;
  background: var(--border-subtle);
  border-radius: 4px;
  overflow: hidden;
}

.speed-fill {
  height: 100%;
  background: var(--border-medium);
  border-radius: 4px;
}

.speed-fill.fast {
  background: var(--gradient-accent);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.4);
}

/* --- 10. Model Comparison Table --- */
.comparison-section {
  padding: 100px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.comparison-table-wrapper {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow-x: auto;
}

.minimal-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.minimal-table th, .minimal-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.minimal-table th {
  background: rgba(0, 0, 0, 0.4);
  font-size: 0.84rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

.minimal-table th.highlight-col, .minimal-table td.highlight-col {
  background: rgba(0, 242, 254, 0.03);
  border-left: 1px solid rgba(0, 242, 254, 0.15);
  border-right: 1px solid rgba(0, 242, 254, 0.15);
}

.minimal-table th.highlight-col {
  color: var(--accent-cyan);
}

.minimal-table tr:last-child td {
  border-bottom: none;
}

.check-badge {
  color: var(--accent-cyan);
  font-weight: 700;
  margin-right: 4px;
}

/* --- 11. Prompt Engineering Masterclass --- */
.prompts-section {
  padding: 100px 0;
}

.formula-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 28px 36px;
  margin-bottom: 48px;
  gap: 16px;
}

.formula-step {
  display: flex;
  flex-direction: column;
}

.step-num {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 4px;
}

.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.step-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.formula-plus {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--border-medium);
}

.prompt-templates-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.template-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.template-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.template-type {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
}

.btn-icon-copy {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon-copy:hover {
  background: rgba(255, 255, 255, 0.12);
}

.template-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  font-style: italic;
}

/* --- 12. Developer API & Code Box --- */
.api-section {
  padding: 100px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.api-code-wrapper {
  max-width: 960px;
  margin: 0 auto;
  background: #0b0c11;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.code-tabs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: #06070a;
  border-bottom: 1px solid var(--border-subtle);
}

.tab-buttons {
  display: flex;
  gap: 8px;
}

.code-tab {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.code-tab:hover {
  color: var(--text-primary);
}

.code-tab.active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--accent-cyan);
}

.copy-code-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-code-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.code-body {
  padding: 24px;
  overflow-x: auto;
}

.code-block {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
  color: #d1d5db;
}

.code-block.active {
  display: block;
}

/* Syntax Highlighting */
.token-keyword { color: #f472b6; font-weight: 600; }
.token-string { color: #34d399; }
.token-comment { color: #6b7280; font-style: italic; }
.token-number { color: #fbbf24; }
.token-boolean { color: #60a5fa; }

.api-meta-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: #06070a;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

/* --- 13. Pricing & Quota --- */
.pricing-section {
  padding: 100px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-medium);
}

.pricing-card.featured {
  background: linear-gradient(180deg, rgba(21, 24, 33, 1) 0%, rgba(14, 16, 23, 1) 100%);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 40px rgba(0, 242, 254, 0.15);
}

.plan-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.plan-badge.popular {
  color: var(--accent-cyan);
}

.plan-name {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.plan-price {
  display: flex;
  align-items: baseline;
  margin-bottom: 16px;
}

.currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-right: 2px;
}

.amount {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.period {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-left: 6px;
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.5;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
  flex: 1;
}

.plan-features li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.check-icon {
  color: var(--accent-cyan);
  font-weight: 800;
}

/* --- 14. FAQ Accordion --- */
.faq-section {
  padding: 100px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.faq-accordion-wrap {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--border-medium);
}

.faq-item.active {
  border-color: rgba(0, 242, 254, 0.4);
}

.faq-trigger {
  width: 100%;
  padding: 22px 24px;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  cursor: pointer;
  color: var(--text-primary);
}

.faq-question {
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  padding-right: 16px;
}

.faq-chevron {
  color: var(--text-muted);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent-cyan);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal), padding var(--transition-normal);
  padding: 0 24px;
}

.faq-item.active .faq-content {
  padding: 0 24px 22px 24px;
}

.faq-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --- 15. Final CTA Banner --- */
.final-cta-section {
  padding: 100px 0;
}

.final-cta-box {
  background: linear-gradient(135deg, rgba(21, 24, 33, 0.9) 0%, rgba(14, 16, 23, 0.9) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 72px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.cta-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}

.badge-icon-pill {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.25);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.final-cta-title {
  font-size: 2.8rem;
  font-weight: 800;
  max-width: 800px;
  margin: 0 auto 20px;
  letter-spacing: -0.03em;
}

.final-cta-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 36px;
}

.final-cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- 16. Minimalist Site Footer --- */
.site-footer {
  background: #050608;
  border-top: 1px solid var(--border-subtle);
  padding: 80px 0 40px;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.5fr 3fr;
  gap: 64px;
  margin-bottom: 60px;
}

.footer-brand-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 16px 0 20px;
  max-width: 340px;
}

.domain-tag {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-cyan);
}

.footer-links-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.footer-col a:hover {
  color: var(--accent-cyan);
}

.footer-bottom-bar {
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.copyright-text {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* --- 17. Toast Notification --- */
.toast-notification {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: rgba(14, 16, 23, 0.92);
  border: 1px solid var(--accent-cyan);
  backdrop-filter: blur(16px);
  color: var(--text-primary);
  padding: 12px 20px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg), 0 0 25px rgba(0, 242, 254, 0.2);
  z-index: 1000;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
  pointer-events: none;
}

.toast-notification.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  color: var(--accent-cyan);
  font-weight: 800;
}

/* --- 18. Responsive Breakpoints --- */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.8rem; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .showcase-grid { grid-template-columns: 1fr; }
  .feature-split-row, .feature-split-row.reversed {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .feature-split-row.reversed .feature-media-column { order: 1; }
  .feature-split-row.reversed .feature-text-column { order: 2; }
  .benchmark-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .prompt-templates-grid { grid-template-columns: 1fr; }
  .formula-card { flex-direction: column; align-items: flex-start; }
  .formula-plus { display: none; }
  .footer-top-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .hero-title { font-size: 2.2rem; }
  .hero-subtitle { font-size: 1.05rem; }
  .cinema-footer { flex-wrap: wrap; gap: 16px; }
  .cinema-divider { display: none; }
  .section-title { font-size: 1.85rem; }
  .final-cta-title { font-size: 2rem; }
  .footer-links-group { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: 1fr; }
}