:root {
  --bg-primary: #0d0c1d;
  --bg-surface: rgba(21, 20, 38, 0.9);
  --bg-elevated: rgba(31, 29, 54, 0.88);
  --bg-card: rgba(40, 37, 64, 0.9);
  --text-primary: #f6f6ff;
  --text-secondary: #c2c2d8;
  --accent: #7c5cff;
  --accent-strong: #b49bff;
  --accent-soft: rgba(124, 92, 255, 0.18);
  --border-subtle: rgba(124, 92, 255, 0.28);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --duration-fast: 120ms;
  --duration-base: 220ms;
  --max-width: 1560px;
  /* Adjust --max-width to control the overall content width */
}

@media (prefers-color-scheme: light) {
  :root {
    --bg-primary: #f5f6ff;
    --bg-surface: rgba(255, 255, 255, 0.92);
    --bg-elevated: rgba(246, 245, 255, 0.94);
    --bg-card: rgba(240, 239, 255, 0.9);
    --text-primary: #101026;
    --text-secondary: #383857;
    --accent: #5f46ff;
    --accent-strong: #4b2cff;
    --accent-soft: rgba(95, 70, 255, 0.16);
    --border-subtle: rgba(95, 70, 255, 0.24);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

a {
  color: var(--accent-strong);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

header.hero {
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.35), rgba(36, 32, 63, 0.92));
  padding: 40px 24px 48px;
}

.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero__title {
  margin: 32px 0 12px;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
}

.hero__subtitle {
  margin: 0;
  max-width: 760px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.nav-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0;
  margin: 0;
}

.nav-tabs--primary {
  justify-content: flex-start;
}

.nav-tabs--secondary {
  margin-top: 20px;
}

.nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border: 1px solid transparent;
  font-weight: 600;
  transition: all var(--duration-base) ease;
}

.nav-tab:hover,
.nav-tab:focus-visible {
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.nav-tab--active {
  color: var(--text-primary);
  background: var(--accent-soft);
  border-color: var(--accent);
  box-shadow: 0 8px 22px rgba(124, 92, 255, 0.35);
}

main {
  max-width: var(--max-width);
  margin: 36px auto 80px;
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 0 28px 60px rgba(5, 8, 27, 0.4);
}

.section-title {
  margin: 0 0 10px;
  font-size: 1.5rem;
  font-weight: 600;
}

.section-subtitle {
  margin: 0 0 26px;
  color: var(--text-secondary);
}

.table-container {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: var(--bg-card);
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  min-width: 760px;
}

.data-table thead th {
  position: sticky;
  top: 0;
  background: rgba(15, 14, 27, 0.94);
  backdrop-filter: blur(12px);
  z-index: 1;
  text-align: left;
  padding: 14px 18px;
  color: var(--text-secondary);
  font-weight: 600;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.data-table tbody td {
  padding: 16px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.95rem;
}

.data-table tbody tr:hover {
  background: rgba(124, 92, 255, 0.12);
}

.header-cell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.header-label {
  font-weight: 600;
  color: var(--text-primary);
}

.header-link {
  font-weight: 600;
  color: var(--accent-strong);
}

.sort-button {
  appearance: none;
  border: none;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--duration-fast) ease, color var(--duration-fast) ease;
}

.sort-button:hover,
.sort-button:focus-visible,
.sort-button[data-direction="asc"],
.sort-button[data-direction="desc"] {
  background: var(--accent);
  color: var(--text-primary);
}

.column-filter {
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(14, 13, 26, 0.88);
  color: var(--text-primary);
  font-size: 0.85rem;
}

.column-filter::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.cell-subtle {
  display: block;
  margin-top: 4px;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.55);
}

.score-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(124, 92, 255, 0.18);
  color: var(--accent-strong);
  font-weight: 600;
}

.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
  margin-right: 10px;
}

.table-note {
  margin-top: 18px;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.benchmark-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 28px;
  margin-bottom: 32px;
}

.benchmark-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.benchmark-toggle {
  appearance: none;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 18px;
  background: var(--accent);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.benchmark-toggle:hover,
.benchmark-toggle:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(124, 92, 255, 0.35);
}

.prompt-list {
  margin-top: 18px;
  display: grid;
  gap: 16px;
}

.prompt-list[hidden],
.prompt-list.is-collapsed {
  display: none;
}

.prompt-card {
  background: rgba(16, 15, 29, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 18px;
  display: grid;
  gap: 12px;
}

.prompt-title {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

.prompt-text {
  margin: 0;
  line-height: 1.55;
}

.prompt-explanation {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.prompt-references {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.prompt-references img {
  width: 140px;
  height: 90px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.model-accordion {
  display: grid;
  gap: 22px;
}

.model-panel {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.model-panel summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 24px;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.04);
  position: relative;
}

.model-panel summary::-webkit-details-marker {
  display: none;
}

.model-panel summary::after {
  content: "\25B8";
  font-size: 1rem;
  color: var(--accent-strong);
  transition: transform var(--duration-base) ease;
}

.model-panel[open] summary::after {
  transform: rotate(90deg);
}

.model-summary {
  display: flex;
  align-items: center;
  gap: 14px;
}

.model-score {
  margin-left: auto;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: right;
}

.model-content {
  padding: 0 24px 24px;
}

.model-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.generation-card {
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(12, 11, 24, 0.9);
  overflow: hidden;
}

.generation-card .generation-media {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
}

.generation-card video.generation-media {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.generation-placeholder {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  justify-content: center;
  min-height: 180px;
  padding: 24px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  text-align: center;
}

.generation-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 24px;
  background: linear-gradient(180deg, rgba(8, 8, 18, 0.1) 0%, rgba(8, 8, 18, 0.85) 100%);
  opacity: 0;
  transition: opacity var(--duration-base) ease;
}
.generation-card:hover .generation-media,
.generation-card:focus-within .generation-media,
.generation-card.is-active .generation-media {
  filter: blur(4px) brightness(0.65);
}

.generation-card:hover .generation-overlay,
.generation-card:focus-within .generation-overlay,
.generation-card.is-active .generation-overlay {
  opacity: 1;
}

.generation-score {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--accent-strong);
}


.generation-comment {
  margin: 0;
  font-size: 1rem;
  line-height: 1.55;
}


footer.site-footer {
  background: rgba(15, 13, 27, 0.85);
  color: var(--text-secondary);
  padding: 28px 24px;
  text-align: center;
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  font-size: 0.9rem;
  display: flex;
  gap: 8px;
}

@media (max-width: 768px) {
  header.hero {
    padding: 32px 18px 40px;
  }

  .hero__title {
    margin-top: 24px;
  }

  main {
    margin: 28px 18px 64px;
    padding: 26px 20px;
  }

  .nav-tabs--primary,
  .nav-tabs--secondary {
    gap: 8px;
  }

  .model-grid {
    flex-direction: column;
  }

  .generation-card .generation-media {
    width: 100%;
    height: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

.model-panel.is-highlight {
  box-shadow: 0 0 0 2px var(--accent);
}




.model-name-link {
  font-weight: 600;
  color: var(--accent-strong);
}

.model-name-link:hover,
.model-name-link:focus-visible {
  color: var(--accent);
}