/* ==========================================================================
   Video Cut — Modern Dark Theme (GTK4 / Libadwaita Inspired)
   ========================================================================== */

:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Colors inspired by Libadwaita & Video Cut Branding */
  --bg-base: #18181a;
  --bg-view: #202023;
  --bg-card: #28282c;
  --bg-card-hover: #323238;
  --bg-glass: rgba(32, 32, 35, 0.85);

  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(230, 97, 0, 0.5);

  --text-primary: #ffffff;
  --text-secondary: #c0c0c6;
  --text-muted: #8b8b94;

  --accent-orange: #e66100;
  --accent-red: #c01c28;
  --accent-purple: #9141ac;
  --accent-blue: #3584e4;
  --accent-ubuntu: #e95420;

  --gradient-brand: linear-gradient(135deg, #e66100 0%, #c01c28 50%, #9141ac 100%);
  --gradient-glow: radial-gradient(circle at 50% 30%, rgba(230, 97, 0, 0.18) 0%, rgba(145, 65, 172, 0.08) 50%, transparent 80%);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* Light Theme Variables (Browser Preference & Explicit data-theme) */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg-base: #f6f8fa;
    --bg-view: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f3f6;
    --bg-glass: rgba(255, 255, 255, 0.88);

    --border-color: rgba(0, 0, 0, 0.08);
    --border-focus: rgba(53, 132, 228, 0.5);

    --text-primary: #1c1d22;
    --text-secondary: #4b505c;
    --text-muted: #727783;

    --gradient-glow: radial-gradient(circle at 50% 30%, rgba(230, 97, 0, 0.10) 0%, rgba(53, 132, 228, 0.06) 50%, transparent 80%);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.10);
  }

  :root:not([data-theme="dark"]) .badge-pill {
    background: rgba(230, 97, 0, 0.08);
    border-color: rgba(230, 97, 0, 0.25);
    color: #c04c00;
  }

  :root:not([data-theme="dark"]) .badge-dot {
    background: #e66100;
    box-shadow: 0 0 8px rgba(230, 97, 0, 0.5);
  }

  :root:not([data-theme="dark"]) .feature-kicker {
    color: #c04c00;
  }

  :root:not([data-theme="dark"]) .highlight-icon {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.08);
  }

  :root:not([data-theme="dark"]) .secondary-link {
    border-bottom: 1px dashed rgba(0, 0, 0, 0.35);
  }

  :root:not([data-theme="dark"]) .secondary-link:hover {
    border-bottom-color: var(--text-primary);
  }

  :root:not([data-theme="dark"]) .card-help {
    background: #f1f3f6;
    border-color: rgba(0, 0, 0, 0.08);
  }

  :root:not([data-theme="dark"]) .card-help code {
    color: #3b3e45;
  }

  :root:not([data-theme="dark"]) .featured-card {
    border-color: rgba(230, 97, 0, 0.35);
    background: linear-gradient(180deg, rgba(230, 97, 0, 0.06) 0%, #ffffff 60%);
  }

  :root:not([data-theme="dark"]) .card-badge {
    background: rgba(0, 0, 0, 0.06);
    color: var(--text-secondary);
  }

  :root:not([data-theme="dark"]) .featured-card .card-badge {
    background: rgba(230, 97, 0, 0.12);
    color: #c04c00;
  }

  :root:not([data-theme="dark"]) .other-versions-callout {
    background: linear-gradient(90deg, #edf0f5 0%, #eae6f0 100%);
    border-color: rgba(0, 0, 0, 0.08);
  }

  :root:not([data-theme="dark"]) .gallery-thumb-wrapper {
    background: #e9ecf0;
  }

  :root:not([data-theme="dark"]) .gallery-zoom-icon {
    background: rgba(255, 255, 255, 0.92);
    color: #1d1e22;
    border-color: rgba(0, 0, 0, 0.12);
  }

  :root:not([data-theme="dark"]) .site-footer {
    background: #eef1f5;
    border-top-color: rgba(0, 0, 0, 0.08);
  }

  :root:not([data-theme="dark"]) .footer-bottom {
    border-top-color: rgba(0, 0, 0, 0.06);
  }

  :root:not([data-theme="dark"]) .nav-menu {
    background: #ffffff;
  }

  :root:not([data-theme="dark"]) .faq-item {
    background: #ffffff;
  }
}

[data-theme="light"] {
  --bg-base: #f6f8fa;
  --bg-view: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f3f6;
  --bg-glass: rgba(255, 255, 255, 0.88);

  --border-color: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(53, 132, 228, 0.5);

  --text-primary: #1c1d22;
  --text-secondary: #4b505c;
  --text-muted: #727783;

  --gradient-glow: radial-gradient(circle at 50% 30%, rgba(230, 97, 0, 0.10) 0%, rgba(53, 132, 228, 0.06) 50%, transparent 80%);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.10);
}

[data-theme="light"] .badge-pill {
  background: rgba(230, 97, 0, 0.08);
  border-color: rgba(230, 97, 0, 0.25);
  color: #c04c00;
}

[data-theme="light"] .badge-dot {
  background: #e66100;
  box-shadow: 0 0 8px rgba(230, 97, 0, 0.5);
}

[data-theme="light"] .feature-kicker {
  color: #c04c00;
}

[data-theme="light"] .highlight-icon {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .secondary-link {
  border-bottom: 1px dashed rgba(0, 0, 0, 0.35);
}

[data-theme="light"] .secondary-link:hover {
  border-bottom-color: var(--text-primary);
}

[data-theme="light"] .card-help {
  background: #f1f3f6;
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .card-help code {
  color: #3b3e45;
}

[data-theme="light"] .featured-card {
  border-color: rgba(230, 97, 0, 0.35);
  background: linear-gradient(180deg, rgba(230, 97, 0, 0.06) 0%, #ffffff 60%);
}

[data-theme="light"] .card-badge {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-secondary);
}

[data-theme="light"] .featured-card .card-badge {
  background: rgba(230, 97, 0, 0.12);
  color: #c04c00;
}

[data-theme="light"] .other-versions-callout {
  background: linear-gradient(90deg, #edf0f5 0%, #eae6f0 100%);
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .gallery-thumb-wrapper {
  background: #e9ecf0;
}

[data-theme="light"] .gallery-zoom-icon {
  background: rgba(255, 255, 255, 0.92);
  color: #1d1e22;
  border-color: rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .site-footer {
  background: #eef1f5;
  border-top-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .footer-bottom {
  border-top-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .nav-menu {
  background: #ffffff;
}

[data-theme="light"] .faq-item {
  background: #ffffff;
}

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

html {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  scroll-behavior: smooth;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.brand-logo {
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 28px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
}

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

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

.theme-toggle-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

[data-theme="light"] .theme-toggle-btn:hover {
  border-color: rgba(0, 0, 0, 0.25);
}

.theme-picture {
  display: block;
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 80px 0 60px;
  background: var(--gradient-glow);
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(230, 97, 0, 0.12);
  border: 1px solid rgba(230, 97, 0, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #ff9d5c;
  margin-bottom: 24px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: #ff7f2a;
  border-radius: 50%;
  box-shadow: 0 0 10px #ff7f2a;
}

.hero-title {
  font-size: 3.25rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

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

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 540px;
}

/* Dynamic Hero CTA Area */
.hero-cta-wrapper {
  margin-bottom: 32px;
}

.hero-cta-primary {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

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

.secondary-hint {
  color: var(--text-muted);
}

.secondary-links {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.secondary-link {
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 500;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.25);
  padding-bottom: 1px;
}

.secondary-link:hover {
  color: var(--text-primary);
  border-bottom-color: var(--text-primary);
}

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

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.shadow-lg {
  box-shadow: var(--shadow-lg), 0 0 35px rgba(230, 97, 0, 0.12);
}

.hero-preview {
  position: relative;
  transition: transform var(--transition-normal);
}

.hero-preview:hover {
  transform: translateY(-4px);
}

/* Window Frame Mockup (preserved if needed) */
.window-frame {
  background: #2a2a2e;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(230, 97, 0, 0.15);
  overflow: hidden;
  transition: transform var(--transition-normal);
}

.window-frame:hover {
  transform: translateY(-4px);
}

.window-header {
  height: 38px;
  background: #1f1f23;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.window-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-close { background: #ed333b; }
.dot-min   { background: #f6d32d; }
.dot-max   { background: #57e389; }

.window-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.window-spacer {
  width: 48px;
}

.window-body {
  position: relative;
  background: #18181a;
}

.window-img {
  width: 100%;
  display: block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: inherit;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(230, 97, 0, 0.35);
}

.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 20px rgba(230, 97, 0, 0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-1px);
}

.btn-accent {
  background: #3584e4;
  color: #ffffff;
}

.btn-accent:hover {
  background: #4792eb;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 12px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
  text-align: center;
}

.btn-block {
  width: 100%;
  text-align: center;
  justify-content: center;
}

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

.btn-main-text {
  font-weight: 700;
  line-height: 1.2;
}

.btn-sub-text {
  font-size: 0.75rem;
  font-weight: 400;
  opacity: 0.85;
}

/* Highlights Section */
.highlights-section {
  padding: 50px 0;
  background: var(--bg-view);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

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

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.highlight-icon {
  font-size: 1.8rem;
  line-height: 1;
  background: rgba(255, 255, 255, 0.05);
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.highlight-info h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.highlight-info p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Features Section */
.features-section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

.section-title {
  font-size: 2.35rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 96px;
}

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

.feature-row-reversed {
  direction: rtl;
}

.feature-row-reversed > * {
  direction: ltr;
}

.feature-kicker {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #ff7f2a;
  margin-bottom: 12px;
}

.feature-heading {
  font-size: 1.85rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.feature-text p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

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

.feature-list li {
  position: relative;
  padding-left: 28px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: #57e389;
  font-weight: 700;
}

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

.feature-preview {
  position: relative;
}

.feature-img {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  transition: transform var(--transition-normal);
}

.feature-img:hover {
  transform: scale(1.02);
}

/* Screenshots Gallery Section */
.gallery-section {
  padding: 80px 0 100px;
  background: var(--bg-view);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.gallery-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.gallery-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-md);
}

.gallery-thumb-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: #141416;
}

.gallery-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.gallery-card:hover .gallery-thumb {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.gallery-card:hover .gallery-overlay {
  opacity: 1;
}

.gallery-zoom-icon {
  background: rgba(30, 30, 34, 0.9);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.gallery-info {
  padding: 20px;
}

.gallery-info h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.gallery-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Lightbox Modal */
.lightbox-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
}

.lightbox-content {
  position: relative;
  z-index: 10;
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
  border: 1px solid var(--border-color);
}

.lightbox-caption {
  margin-top: 16px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-align: center;
}

.lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  background: none;
  border: none;
  font-size: 2.4rem;
  color: #ffffff;
  cursor: pointer;
  line-height: 1;
}
/* FAQ Section */
.faq-section {
  padding: 80px 0 90px;
  background: var(--bg-view);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item[open] {
  border-color: rgba(230, 97, 0, 0.4);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
  color: var(--text-muted);
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
  color: #ff7f2a;
}

.faq-answer {
  padding: 0 24px 22px;
  color: var(--text-secondary);
  font-size: 0.975rem;
  line-height: 1.65;
}

.faq-answer strong {
  color: var(--text-primary);
}

.faq-answer a {
  color: var(--accent-blue);
  text-decoration: underline;
}

/* Download Section */
.download-section {
  padding: 100px 0;
}

.version-tag {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(230, 97, 0, 0.15);
  border-radius: var(--radius-full);
  color: #ff9d5c;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.download-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.download-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
}

.featured-card {
  border-color: rgba(230, 97, 0, 0.4);
  background: linear-gradient(180deg, rgba(230, 97, 0, 0.08) 0%, var(--bg-card) 60%);
  box-shadow: 0 4px 20px rgba(230, 97, 0, 0.1);
}

.card-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

.featured-card .card-badge {
  background: rgba(230, 97, 0, 0.2);
  color: #ff9d5c;
}

.card-icon-box {
  margin-bottom: 18px;
  color: var(--text-primary);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 24px;
  flex-grow: 1;
}

.card-actions {
  margin-bottom: 16px;
}

.card-help {
  background: #1a1a1d;
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  border: 1px solid var(--border-color);
}

.card-help code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  word-break: break-all;
  display: block;
}

/* Other Versions Callout */
.other-versions-callout {
  background: linear-gradient(90deg, #242429 0%, #2f2a35 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.callout-text h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.callout-text p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.callout-action {
  flex-shrink: 0;
}

/* Footer */
.site-footer {
  margin-top: auto;
  background: #141416;
  border-top: 1px solid var(--border-color);
  padding: 64px 0 32px;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.footer-brand-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
  max-width: 320px;
}

.footer-links-group h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-links-group ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-group a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

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

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  color: var(--text-muted);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-primary {
    justify-content: center;
  }

  .hero-cta-secondary {
    justify-content: center;
  }

  .hero-meta {
    justify-content: center;
  }

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

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

  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .header-container {
    height: 64px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #1e1e22;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: none;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 18px;
  }

  .hero-title {
    font-size: 2.35rem;
  }

  .feature-row, .feature-row-reversed {
    grid-template-columns: 1fr;
    gap: 36px;
    direction: ltr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .download-grid {
    grid-template-columns: 1fr;
  }

  .other-versions-callout {
    flex-direction: column;
    text-align: center;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  .footer-bottom-container {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}