:root {
  --color-primary: #0066ff;
  --color-primary-dark: #0052cc;
  --color-secondary: #a855f7;
  --color-surface: #ffffff;
  --color-surface-muted: #f8f9fa;
  --color-background: #fafbfc;
  --color-text: #1a1a1a;
  --color-text-muted: #6b7280;
  --color-border: rgba(0, 0, 0, 0.08);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;

  --shadow-soft: 0 22px 45px rgba(0, 102, 255, 0.15);
  --shadow-border: 0 0 0 1px rgba(0, 102, 255, 0.08);
}

[data-theme="dark"] {
  --color-primary: #4d9aff;
  --color-primary-dark: #6baeff;
  --color-secondary: #c084fc;
  --color-surface: #1e1e1e;
  --color-surface-muted: #2a2a2a;
  --color-background: #0f0f0f;
  --color-text: #e5e5e5;
  --color-text-muted: #a1a1a1;
  --color-border: rgba(255, 255, 255, 0.1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

a:focus-visible,
.btn:focus-visible {
  outline: 3px solid rgba(0, 102, 255, 0.4);
  outline-offset: 4px;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  height: 90px;
}

[data-theme="dark"] .site-header {
  background: rgba(30, 30, 30, 0.7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 100%;
  padding: 0 1.5rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  position: relative;
  transition: box-shadow 0.2s ease, background 0.2s ease;
  transform-style: preserve-3d;
}

.logo-circle::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 3px solid var(--color-primary);
  opacity: 0;
  transition: opacity 0.3s ease 0.6s;
}

@keyframes colorShift {
  0%, 100% {
    border-color: var(--color-primary);
  }
  50% {
    border-color: var(--color-secondary);
  }
}

@keyframes coinFlipIn {
  0% {
    transform: rotateY(0deg) translateY(0px);
  }
  100% {
    transform: rotateY(360deg) translateY(-3px);
  }
}

@keyframes coinFlipOut {
  0% {
    transform: rotateY(360deg) translateY(-3px);
  }
  100% {
    transform: rotateY(0deg) translateY(0px);
  }
}

.site-brand .logo-circle {
  animation: coinFlipOut 0.6s ease forwards;
}

.site-brand:hover .logo-circle {
  animation: coinFlipIn 0.6s ease forwards;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 0.85);
}

.site-brand:hover .logo-circle::before {
  opacity: 1;
  animation: colorShift 2s ease-in-out infinite;
}

.logo-circle__img {
  width: 44px;
  height: 44px;
  border-radius: 6px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0;
  height: 100%;
}

.site-nav__link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.site-nav__link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 25%;
  bottom: 25%;
  width: 1px;
  background: rgba(0, 0, 0, 0.08);
}

.site-nav__link:hover {
  color: var(--color-text);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  background: white;
  z-index: 10;
}

[data-theme="dark"] .site-nav__link:hover {
  background: rgba(255, 255, 255, 0.1);
  box-shadow:
    0 8px 20px rgba(0, 0, 0, 0.4),
    0 0 20px rgba(77, 154, 255, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  font-family: var(--font-mono);
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease,
    color 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.25);
}

.btn--primary:hover {
  box-shadow: 0 8px 20px rgba(0, 102, 255, 0.35);
}

.btn--outline {
  background: transparent;
  border-color: rgba(168, 85, 247, 0.5);
  color: var(--color-secondary);
}

.btn--outline:hover {
  background: rgba(168, 85, 247, 0.15);
  border-color: var(--color-secondary);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--color-primary-dark);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

/* Hero Terminal UI */
.hero {
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(3rem, 6vw, 5rem);
}

.hero__terminal-window {
  background: linear-gradient(155deg, rgba(248, 249, 250, 1), rgba(242, 244, 247, 1));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  font-family: var(--font-mono);
}

.hero__terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.2rem;
  background: linear-gradient(135deg, rgba(230, 233, 238, 1), rgba(220, 223, 228, 1));
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  gap: 1rem;
}

.hero__terminal-controls {
  display: flex;
  gap: 0.5rem;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  transition: opacity 0.2s ease;
}

.terminal-dot--close {
  background: #ff5f57;
}

.terminal-dot--minimize {
  background: #ffbd2e;
}

.terminal-dot--maximize {
  background: #28ca42;
}

.hero__terminal-title {
  font-size: 0.9rem;
  color: rgba(0, 0, 0, 0.6);
  letter-spacing: 0.02em;
  flex: 1;
  text-align: center;
}

.hero__terminal-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: rgba(0, 0, 0, 0.5);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #28ca42;
  box-shadow: 0 0 8px rgba(40, 202, 66, 0.6);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.hero__terminal-content {
  padding: clamp(2rem, 4vw, 3rem);
  color: var(--color-text);
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
}

.terminal-line {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.prompt {
  color: #28ca42;
  font-weight: 600;
}

.command {
  color: var(--color-secondary);
  font-weight: 600;
}

.subcommand {
  color: var(--color-primary);
  font-weight: 600;
}

.arg,
.flag {
  color: #60a5fa;
}

.value {
  color: #c4d7ff;
}

.terminal-output {
  margin-left: 1.5rem;
  padding-left: 1.5rem;
  border-left: 2px solid rgba(0, 0, 0, 0.1);
}

.hero__title {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  font-weight: 700;
  color: var(--color-text);
  font-family: var(--font-sans);
}

.hero__description {
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.1rem);
  line-height: 1.6;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
}

.feature-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.9rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: 1.5;
}

.feature-icon {
  color: var(--color-secondary);
  font-weight: 600;
  flex-shrink: 0;
}

.terminal-output--log {
  display: grid;
  gap: 0.5rem;
}

.log-line {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.log-prefix {
  color: var(--color-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.log-line--success {
  color: #28ca42;
}

.log-icon {
  color: #28ca42;
  font-weight: 600;
}

.hero__actions {
  margin-top: 1rem;
}

.terminal-line--input {
  margin-bottom: 1.5rem;
}

.input-cursor {
  color: var(--color-text-muted);
  animation: cursor-blink 1s ease-in-out infinite;
}

@keyframes cursor-blink {
  0%, 49% {
    opacity: 1;
  }
  50%, 100% {
    opacity: 0;
  }
}

.action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-left: 1.5rem;
}

.terminal-card {
  width: min(440px, 100%);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(248, 249, 250, 1), rgba(242, 244, 247, 1));
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  font-family: var(--font-mono);
  color: var(--color-text);
}

.terminal-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.4rem;
  background: linear-gradient(135deg, rgba(230, 233, 238, 1), rgba(220, 223, 228, 1));
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.terminal-card__title {
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.6);
}

.terminal-card__status {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.5);
}

.terminal-card__code {
  margin: 0;
  padding: 1.8rem;
  font-size: 0.95rem;
  line-height: 1.65;
  background: rgba(248, 249, 250, 1);
  overflow-x: auto;
}

.terminal-card__code code {
  display: block;
  white-space: pre;
}

.syntax {
  font-weight: 600;
}

.syntax--prompt {
  color: #8fffd6;
  font-weight: 400;
}

.syntax--binary {
  color: #0066ff;
}

.syntax--subcommand {
  color: #a855f7;
}

.syntax--flag {
  color: #60a5fa;
}

.syntax--value {
  color: #c4d7ff;
  font-weight: 500;
}

.syntax--status {
  color: #a855f7;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.syntax--success {
  color: #5bff9b;
}

/* Download page */
.download-hero {
  padding: clamp(5rem, 10vw, 8rem) 0 clamp(3rem, 6vw, 5rem);
  text-align: center;
}

.download-hero__title {
  margin: 0 0 1rem;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
}

.download-hero__lead {
  margin: 0;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--color-text-muted);
}

.download-section {
  padding: clamp(3rem, 6vw, 4rem) 0;
}

.download-section h2 {
  margin: 0 0 2rem;
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  text-align: center;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.download-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: 3rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.download-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
  border-color: rgba(0, 102, 255, 0.2);
}

.download-card__icon {
  color: var(--color-text-muted);
}

.download-card h3 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 600;
}

.download-card--coming-soon {
  position: relative;
  opacity: 0.6;
  pointer-events: none;
}

.download-card__overlay {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
}

.download-card__badge {
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: white;
  font-weight: 600;
  font-size: 0.75rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Documentation */
.docs-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 4rem;
  max-width: 1400px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.docs-sidebar {
  position: sticky;
  top: 120px;
  height: fit-content;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
}

.docs-nav__section {
  margin-bottom: 2rem;
}

.docs-nav__title {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.docs-nav__link {
  display: block;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.25rem;
  font-size: 0.95rem;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background 0.2s ease, color 0.2s ease;
}

.docs-nav__link:hover {
  background: var(--color-surface-muted);
  color: var(--color-primary);
}

.docs-nav__link--active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  font-weight: 500;
}

.docs-content {
  max-width: 800px;
  padding-bottom: 4rem;
}

.docs-content h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-text);
}

.docs-content h2 {
  margin: 3rem 0 1rem;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.docs-content h2:first-of-type {
  margin-top: 2rem;
}

.docs-content h3 {
  margin: 2rem 0 1rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
}

.docs-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.docs-content p {
  margin: 1rem 0;
  line-height: 1.7;
  color: var(--color-text);
}

.docs-content ul {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.docs-content li {
  margin: 0.5rem 0;
  line-height: 1.7;
}

.docs-content a {
  color: var(--color-primary);
  font-weight: 500;
  text-decoration: underline;
}

.docs-content a:hover {
  color: var(--color-secondary);
}

.docs-callout {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--color-surface-muted);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
}

.docs-callout--success {
  border-left-color: #28ca42;
}

.docs-callout h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.docs-callout p {
  margin: 0;
}

.docs-code-block {
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.docs-code-header {
  padding: 0.75rem 1.25rem;
  background: var(--color-surface-muted);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.docs-code-block pre {
  margin: 0;
  padding: 1.25rem;
  overflow-x: auto;
  background: transparent;
}

.docs-code-block code {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text);
}

.docs-code-block p {
  padding: 1.25rem;
  margin: 0;
}

.docs-note {
  padding: 1rem 1.5rem;
  background: var(--color-surface-muted);
  border-radius: var(--radius-sm);
  font-style: italic;
  color: var(--color-text-muted);
}

/* Dark mode docs */
[data-theme="dark"] .docs-nav__link--active {
  background: linear-gradient(135deg, #0052cc, #7c3aed);
}

[data-theme="dark"] .docs-callout {
  background: rgba(30, 30, 30, 0.6);
  border-left-color: #4d9aff;
}

[data-theme="dark"] .docs-callout--success {
  border-left-color: #28ca42;
}

[data-theme="dark"] .docs-code-block {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(100, 150, 255, 0.2);
}

[data-theme="dark"] .docs-code-header {
  background: rgba(30, 41, 59, 0.6);
  border-bottom: 1px solid rgba(100, 150, 255, 0.2);
}

/* About Page */
.about-hero {
  padding: clamp(6rem, 12vw, 10rem) 0 clamp(4rem, 8vw, 6rem);
  text-align: center;
}

.about-hero .container {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 4vw, 3rem);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.08),
    inset 0 0 0 rgba(0, 0, 0, 0),
    inset 0 0 0 rgba(255, 255, 255, 0);
  border: 1px solid var(--color-border);
  position: relative;
  transition: box-shadow 0.5s ease, transform 0.5s ease;
}

.about-hero .container:hover {
  box-shadow:
    0 2px 6px rgba(0, 0, 0, 0.05),
    inset 8px 8px 16px rgba(0, 0, 0, 0.15),
    inset -8px -8px 16px rgba(255, 255, 255, 0.7);
  transform: scale(0.995);
}

.about-hero__title {
  margin: 0 0 2rem;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text);
}

.word-immersalab {
  display: inline-block;
  position: relative;
  color: var(--color-text);
}

.word-immersalab::before {
  content: 'Immersalab';
  position: absolute;
  left: 0;
  top: 0;
  background: linear-gradient(
    135deg,
    #0066ff,
    #a855f7,
    #0066ff,
    #a855f7
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transition: opacity 0.5s ease;
  animation: gradientShift 6s ease infinite;
}

.about-hero .container:hover .word-immersalab::before {
  opacity: 1;
}

.about-hero__lead {
  margin: 0 auto;
  max-width: 700px;
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  line-height: 1.6;
  color: var(--color-text-muted);
}

.about-content {
  padding: 0 0 clamp(4rem, 8vw, 6rem);
}

.about-section {
  max-width: 800px;
  margin: 0 auto 4rem;
}

.about-section h2 {
  margin: 0 0 1.5rem;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
}

.about-section p {
  margin: 1rem 0;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text);
}

.about-section--centered {
  text-align: center;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 4rem auto;
}

.about-card {
  padding: 2.5rem 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.about-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-color: var(--color-primary);
}

.about-card h3 {
  margin: 0 0 1rem;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text);
}

.about-card p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

/* Dark mode about */
[data-theme="dark"] .about-hero .container {
  background: var(--color-surface);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.4),
    inset 0 0 0 rgba(0, 0, 0, 0),
    inset 0 0 0 rgba(255, 255, 255, 0);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .about-hero .container:hover {
  box-shadow:
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 8px 8px 20px rgba(0, 0, 0, 0.6),
    inset -8px -8px 20px rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .word-immersalab::before {
  background: linear-gradient(
    135deg,
    #0080ff,
    #9333ea,
    #0080ff,
    #9333ea
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="dark"] .about-card {
  background: var(--color-surface);
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .about-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* NiagaraAI Page */
.niagara-hero {
  position: relative;
  padding: clamp(6rem, 12vw, 10rem) 0 clamp(4rem, 8vw, 6rem);
  text-align: center;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  margin-top: -90px;
  padding-top: calc(clamp(6rem, 12vw, 10rem) + 90px);
}

.niagara-hero__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  object-fit: cover;
  pointer-events: none;
}

.niagara-hero .container {
  position: relative;
  z-index: 1;
}

.niagara-hero__glass-box {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(32px) saturate(170%);
  -webkit-backdrop-filter: blur(32px) saturate(170%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 4vw, 3.5rem);
  box-shadow: 0 24px 44px rgba(30, 41, 59, 0.15);
  max-width: 900px;
  margin: 0 auto;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.niagara-hero__glass-box:hover {
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-8px);
  box-shadow:
    0 32px 66px rgba(30, 41, 59, 0.16),
    0 0 60px rgba(77, 154, 255, 0.3),
    0 0 100px rgba(168, 85, 247, 0.25);
}

.niagara-hero__content {
  position: relative;
}

.niagara-hero__title {
  margin: 0 0 1rem;
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  background: linear-gradient(
    135deg,
    #0066ff,
    #a855f7,
    #0066ff,
    #a855f7
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 6s ease infinite;
}

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

.niagara-hero__subtitle {
  margin: 0 0 1.5rem;
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  color: var(--color-text);
}

.niagara-hero__description {
  margin: 0 0 2.5rem;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.7;
  color: var(--color-text-muted);
}

.niagara-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Dark mode NiagaraAI */
[data-theme="dark"] .niagara-hero__glass-box {
  background: rgba(30, 30, 30, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 24px 44px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .niagara-hero__glass-box:hover {
  transform: translateY(-8px);
  box-shadow:
    0 32px 66px rgba(0, 0, 0, 0.6),
    0 0 80px rgba(77, 154, 255, 0.4),
    0 0 120px rgba(168, 85, 247, 0.35);
}

[data-theme="dark"] .niagara-hero__title {
  background: linear-gradient(
    135deg,
    #0080ff,
    #9333ea,
    #0080ff,
    #9333ea
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding: 3rem 0 2rem;
}

.footer__content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.footer__brand {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
}

.footer__detail {
  margin: 0;
  max-width: 36ch;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer__link {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.95rem;
}

.footer__link:hover {
  color: var(--color-primary);
}

.footer__meta {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* Immersalab Homepage */
.immersalab-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 0;
  margin-top: -5vh;
  position: relative;
  z-index: 2;
}

.liquid-glass-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: all;
  opacity: 0.85;
  filter: saturate(135%) contrast(110%);
  mix-blend-mode: screen;
  transform: translateZ(0);
}

.immersalab-hero .container {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 10;
}

.immersalab-hero__wrapper {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(32px) saturate(170%);
  -webkit-backdrop-filter: blur(32px) saturate(170%);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 4vw, 3.5rem);
  box-shadow: 0 24px 44px rgba(30, 41, 59, 0.1);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
  align-items: center;
  transition: box-shadow 0.4s ease, border-color 0.4s ease;
}

.immersalab-hero__wrapper::before {
  content: '';
  position: absolute;
  inset: -25%;
  border-radius: inherit;
  background:
    radial-gradient(ellipse at top left, rgba(255, 255, 255, 0.4), transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 102, 255, 0.22), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(168, 85, 247, 0.2), transparent 55%);
  mix-blend-mode: screen;
  opacity: 0.85;
  animation: glassDrift 18s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 1;
  will-change: transform;
}

.immersalab-hero__wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0.1) 45%, rgba(255, 255, 255, 0) 75%);
  opacity: 0.65;
  mix-blend-mode: soft-light;
  pointer-events: none;
  z-index: 2;
}

.immersalab-hero__wrapper:hover {
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow:
    0 32px 66px rgba(30, 41, 59, 0.16),
    0 0 60px rgba(77, 154, 255, 0.4),
    0 0 100px rgba(168, 85, 247, 0.3);
}

.immersalab-hero__content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  justify-content: center;
}

.immersalab-hero__visual {
  display: flex;
  align-items: center;
  max-width: 90%;
}

.immersalab-hero__content,
.immersalab-hero__visual {
  position: relative;
  z-index: 3;
}

.glint-highlight {
  margin: 1rem 0;
  padding: 1.5rem 2rem;
  background: linear-gradient(
    135deg,
    rgba(0, 102, 255, 0.85),
    rgba(168, 85, 247, 0.85),
    rgba(0, 102, 255, 0.85),
    rgba(168, 85, 247, 0.85)
  );
  background-size: 400% 400%;
  animation: fluidGradient 15s ease infinite;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.3);
  position: relative;
  box-shadow: 0 8px 24px rgba(0, 102, 255, 0.3), 0 8px 24px rgba(168, 85, 247, 0.3);
  overflow: hidden;
}

.glint-highlight::before {
  content: '';
  position: absolute;
  inset: -10px;
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-secondary),
    var(--color-primary),
    var(--color-secondary)
  );
  background-size: 400% 400%;
  animation: fluidGradient 15s ease infinite;
  filter: blur(30px);
  opacity: 0.6;
  z-index: -1;
}

.glint-highlight::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.glint-highlight:hover::after {
  opacity: 1;
  animation: shimmer 1.5s ease-in-out;
}

@keyframes shimmer {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

@keyframes fluidGradient {
  0% {
    background-position: 0% 50%;
  }
  25% {
    background-position: 100% 25%;
  }
  50% {
    background-position: 50% 100%;
  }
  75% {
    background-position: 25% 0%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes glassDrift {
  0% {
    transform: translate3d(-8%, -6%, 0) scale(1.05);
  }
  50% {
    transform: translate3d(5%, 6%, 0) scale(1.08);
  }
  100% {
    transform: translate3d(-4%, 4%, 0) scale(1.05);
  }
}

.glint-highlight__title {
  margin: 0 0 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  font-family: var(--font-mono);
}

.glint-highlight__description {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.95);
}

.immersalab-hero__title {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.immersalab-hero__tagline {
  margin: 0;
  font-size: clamp(1.15rem, 2.5vw, 1.5rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-primary);
}

.immersalab-hero__description {
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.1rem);
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 50ch;
}

.immersalab-hero__visual {
  display: flex;
  align-items: stretch;
}

.hero-video-shell {
  position: relative;
  display: flex;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-video-shell:hover {
  transform: translateY(-4px);
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.15),
    0 0 40px rgba(77, 154, 255, 0.35),
    0 0 80px rgba(168, 85, 247, 0.25);
}

.hero-video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 2fr 1fr;
  gap: 1rem;
  width: 100%;
  padding: 1rem;
}

.hero-video-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-height: 0;
}

.hero-video-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  padding: 2px;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-secondary),
    var(--color-primary),
    var(--color-secondary)
  );
  background-size: 400% 400%;
  animation: fluidGradient 15s ease infinite;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
  pointer-events: none;
}

.hero-video-card::after {
  content: '';
  position: absolute;
  top: -40%;
  left: -20%;
  width: 140%;
  height: 60%;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.55), transparent 65%);
  transform: rotate(8deg);
  opacity: 0.6;
  transition: transform 0.6s ease, opacity 0.6s ease;
  pointer-events: none;
}

.hero-video-card--large {
  grid-column: 1 / 3;
  grid-row: 1;
}

.hero-video-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 8px 20px rgba(0, 0, 0, 0.15);
}

.hero-video-card:hover::before {
  opacity: 1;
}

.hero-video-card:hover::after {
  transform: translateY(12%) rotate(4deg);
  opacity: 0.8;
}

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

.hero-video-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  padding: 1.5rem 1rem 1rem;
}

.hero-video-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* CTA Section */
.cta-section {
  padding: clamp(4rem, 8vw, 6rem) 0;
}

.cta-card {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-lg);
  padding: clamp(3rem, 6vw, 4rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  color: white;
}

.cta-card__title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: white;
}

.cta-card__description {
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 50ch;
}

.cta-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 0.5rem;
}

.cta-card .btn--primary {
  background: white;
  color: var(--color-primary);
}

.cta-card .btn--primary:hover {
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.cta-card .btn--outline {
  border-color: white;
  color: white;
}

.cta-card .btn--outline:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Responsive */
@media (max-width: 960px) {
  .site-header__inner {
    flex-wrap: wrap;
    justify-content: center;
  }

  .site-nav {
    justify-content: center;
  }

  .hero__terminal-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .hero__terminal-title {
    text-align: left;
  }

  .hero__terminal-status {
    align-self: flex-end;
  }

  .terminal-output {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
  }

  .action-buttons {
    margin-left: 0;
  }

  .immersalab-hero .container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-video-grid {
    grid-template-columns: 1fr;
  }

  .hero-video-card--large {
    grid-column: 1;
  }
}

@media (max-width: 640px) {
  .site-header__inner {
    gap: 1rem;
  }

  .site-nav {
    gap: 1rem;
  }

  .hero__terminal-content {
    padding: 1.5rem;
  }

  .terminal-line {
    font-size: 0.85rem;
  }

  .hero__title {
    font-size: 1.75rem;
  }

  .hero__description {
    font-size: 0.95rem;
  }

  .action-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
    justify-content: flex-start;
  }

  .footer__content {
    flex-direction: column;
    align-items: flex-start;
  }

  .immersalab-hero__title {
    font-size: 2.5rem;
  }

  .glint-highlight {
    padding: 1.25rem 1.5rem;
  }

  .hero-video-grid {
    grid-template-columns: 1fr;
  }

  .cta-card__actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-card__actions .btn {
    width: 100%;
  }
}

/* Theme Toggle */
.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.theme-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  background: rgba(255, 255, 255, 0.85);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  color: var(--color-text);
  transition: transform 0.3s ease;
}

.theme-toggle:hover svg {
  transform: rotate(15deg);
}

[data-theme="dark"] .theme-toggle {
  background: rgba(50, 50, 50, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .theme-toggle:hover {
  background: rgba(60, 60, 60, 0.85);
}

/* Dark mode adjustments */
[data-theme="dark"] .logo-circle {
  background: rgba(30, 30, 30, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .site-brand:hover .logo-circle {
  background: rgba(40, 40, 40, 0.85);
  box-shadow:
    0 6px 16px rgba(0, 0, 0, 0.6),
    0 0 20px rgba(77, 154, 255, 0.2);
}

[data-theme="dark"] .btn--ghost {
  background: rgba(50, 50, 50, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .btn--ghost:hover {
  background: rgba(60, 60, 60, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .immersalab-hero__wrapper {
  background: rgba(30, 30, 30, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 24px 44px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .immersalab-hero__wrapper:hover {
  box-shadow:
    0 32px 66px rgba(0, 0, 0, 0.6),
    0 0 80px rgba(77, 154, 255, 0.5),
    0 0 120px rgba(168, 85, 247, 0.4);
}

[data-theme="dark"] .hero-video-card {
  background: rgba(20, 20, 20, 0.8);
  border: 1px solid rgba(100, 150, 255, 0.3);
}

[data-theme="dark"] .hero-video-shell {
  background: rgba(20, 20, 20, 0.7);
  border: 1px solid rgba(100, 150, 255, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .hero-video-shell:hover {
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.8),
    0 0 50px rgba(77, 154, 255, 0.5),
    0 0 100px rgba(168, 85, 247, 0.4);
}

[data-theme="dark"] .download-card {
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Dark mode terminal */
[data-theme="dark"] .hero__terminal-window {
  background: linear-gradient(155deg, rgba(15, 23, 42, 0.95), rgba(10, 16, 30, 0.98));
  border: 1px solid rgba(100, 150, 255, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .hero__terminal-header {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.95), rgba(20, 30, 45, 0.98));
  border-bottom: 1px solid rgba(100, 150, 255, 0.2);
}

[data-theme="dark"] .hero__terminal-title {
  color: rgba(255, 255, 255, 0.7);
}

[data-theme="dark"] .hero__terminal-status {
  color: rgba(255, 255, 255, 0.6);
}

[data-theme="dark"] .hero__terminal-content {
  color: #e9f2ff;
}

[data-theme="dark"] .terminal-card {
  background: linear-gradient(155deg, rgba(15, 23, 42, 0.95), rgba(10, 16, 30, 0.98));
  border: 1px solid rgba(100, 150, 255, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .terminal-card__header {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.95), rgba(20, 30, 45, 0.98));
  border-bottom: 1px solid rgba(100, 150, 255, 0.2);
}

[data-theme="dark"] .terminal-card__title {
  color: rgba(255, 255, 255, 0.7);
}

[data-theme="dark"] .terminal-card__status {
  color: rgba(255, 255, 255, 0.6);
}

[data-theme="dark"] .terminal-card__code {
  background: rgba(10, 16, 30, 0.6);
  color: #e9f2ff;
}

/* Dark mode background */
[data-theme="dark"] body {
  background: #000000;
}

[data-theme="dark"] .immersalab-hero__wrapper::before {
  background:
    radial-gradient(ellipse at top left, rgba(100, 150, 255, 0.15), transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(77, 154, 255, 0.2), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(192, 132, 252, 0.18), transparent 55%);
  opacity: 0.5;
}

[data-theme="dark"] .immersalab-hero__wrapper::after {
  background: linear-gradient(135deg, rgba(100, 150, 255, 0.1), rgba(100, 150, 255, 0.05) 45%, rgba(100, 150, 255, 0) 75%);
  opacity: 0.3;
}

/* Dark mode gradients - darker, more neon */
[data-theme="dark"] .btn--primary {
  background: linear-gradient(135deg, #0052cc, #7c3aed);
  box-shadow: 0 4px 12px rgba(0, 82, 204, 0.4);
}

[data-theme="dark"] .btn--primary:hover {
  box-shadow: 0 8px 20px rgba(0, 82, 204, 0.6);
}

[data-theme="dark"] .cta-card {
  background: linear-gradient(135deg, #0052cc, #7c3aed);
}

[data-theme="dark"] .glint-highlight {
  background: linear-gradient(
    135deg,
    rgba(0, 82, 204, 0.9),
    rgba(124, 58, 237, 0.9),
    rgba(0, 82, 204, 0.9),
    rgba(124, 58, 237, 0.9)
  );
  border: 1px solid rgba(100, 150, 255, 0.4);
  box-shadow: 0 8px 24px rgba(0, 82, 204, 0.4), 0 8px 24px rgba(124, 58, 237, 0.4);
}

[data-theme="dark"] .hero-video-card::before {
  background: linear-gradient(
    135deg,
    #0052cc,
    #7c3aed,
    #0052cc,
    #7c3aed
  );
}