/* ==========================================================================
   TEREMEDIA LABS - Pure shadcn / ui Monochrome Dark Theme (Zinc Palette)
   ========================================================================== */

:root {
  --bg-main: #09090b;
  --bg-card: #121215;
  --bg-card-hover: #18181b;
  --bg-muted: #1c1c20;
  --bg-input: #0e0e11;

  --border: #27272a;
  --border-subtle: #1f1f23;
  --border-hover: #3f3f46;

  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-dim: #52525b;

  --accent-white: #ffffff;
  --accent-zinc: #e4e4e7;

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

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Subtle dark grid */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-size: 32px 32px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  pointer-events: none;
  z-index: 0;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.mono {
  font-family: var(--font-mono);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: #fafafa;
  color: #09090b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
}

.brand-badge {
  font-size: 0.68rem;
  font-weight: 600;
  background: var(--bg-muted);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

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

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: var(--bg-muted);
}

.nav-link.active {
  border: 1px solid var(--border);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  white-space: nowrap;
}

.badge-solid {
  background: #fafafa;
  color: #09090b;
  border-color: #fafafa;
  font-weight: 600;
}

.badge-muted {
  background: transparent;
  border-color: var(--border-subtle);
  color: var(--text-muted);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #fafafa;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.6);
}

/* Hero Section */
.hero {
  padding: 48px 0 32px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 32px;
}

.hero-title {
  font-size: 2.4rem;
  line-height: 1.2;
  margin: 12px 0 8px;
  letter-spacing: -0.035em;
  font-weight: 700;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 760px;
  line-height: 1.6;
}

/* Metrics Summary Bar */
.metrics-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 32px;
}

.metric-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: var(--transition);
}

.metric-box:hover {
  border-color: var(--border-hover);
}

.metric-box-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.metric-box-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.metric-box-sub {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 2px;
}

/* Cards & Surfaces */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-hover);
}

/* Filter Controls & Search Bar */
.control-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.filter-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.filter-btn.active {
  background: #fafafa;
  border-color: #fafafa;
  color: #09090b;
  font-weight: 600;
}

.search-box {
  position: relative;
  min-width: 280px;
}

.search-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 8px 12px 8px 34px;
  font-size: 0.825rem;
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}

/* Integrated Video Benchmark Table */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-card);
  margin-bottom: 48px;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.matrix-table th {
  background: var(--bg-muted);
  padding: 12px 16px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.matrix-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
  vertical-align: middle;
}

.matrix-row {
  cursor: pointer;
  transition: var(--transition);
}

.matrix-row:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.matrix-row.expanded td {
  background: rgba(255, 255, 255, 0.03);
  border-bottom-color: transparent;
}

/* Video Cell inside Table */
.table-video-cell {
  position: relative;
  width: 80px;
  height: 120px;
  background: #000;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.table-video-cell.landscape {
  width: 130px;
  height: 75px;
}

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

.table-video-overlay-btn {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
  border: none;
  cursor: pointer;
  color: #fff;
}

.table-video-cell:hover .table-video-overlay-btn {
  opacity: 1;
}

/* Expandable Row Drawer */
.drawer-row {
  display: none;
}

.drawer-row.active {
  display: table-row;
}

.drawer-cell {
  padding: 0 16px 20px !important;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border) !important;
}

.drawer-content {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
}

@media (max-width: 900px) {
  .drawer-content {
    grid-template-columns: 1fr;
  }
}

.drawer-video-frame {
  background: #000;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 9 / 16;
  max-height: 440px;
  position: relative;
}

.drawer-video-frame.landscape {
  aspect-ratio: 16 / 9;
}

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

/* Prompt Box */
.prompt-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.code-box {
  background: #060608;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-secondary);
  max-height: 220px;
  overflow-y: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background: #fafafa;
  color: #09090b;
  border-color: #fafafa;
  font-weight: 600;
}

.btn-primary:hover {
  background: #e4e4e7;
}

.btn-outline {
  background: var(--bg-card);
  border-color: var(--border);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: var(--bg-muted);
  border-color: var(--border-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: var(--bg-muted);
}

.btn-sm {
  padding: 4px 8px;
  font-size: 0.75rem;
}

/* Side-by-Side Comparator */
.comparator-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 48px;
}

.comparator-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 16px;
}

@media (max-width: 768px) {
  .comparator-grid {
    grid-template-columns: 1fr;
  }
}

.comparator-player-frame {
  background: #000;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  aspect-ratio: 9 / 16;
  max-height: 480px;
}

.comparator-player-frame video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-muted);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close-btn:hover {
  color: var(--text-primary);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: #18181b;
  border: 1px solid var(--border-hover);
  color: var(--text-primary);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0 24px;
  margin-top: 60px;
  color: var(--text-dim);
  font-size: 0.8rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}