:root {
  --sidebar-bg: #171925;
  --workspace-bg: #1c1e2b;
  --panel-bg: #232635;
  --panel-hover: #292d40;
  --table-head-bg: #202331;
  --border-soft: rgba(52, 56, 78, 0.62);
  --topbar-bg: rgba(28, 30, 43, 0.94);
  --sidebar-width: 246px;
}

[data-theme="light"] {
  --sidebar-bg: #ffffff;
  --workspace-bg: #f5f6fa;
  --panel-bg: #ffffff;
  --panel-hover: #f0f2f8;
  --table-head-bg: #f0f2f7;
  --border-soft: rgba(213, 217, 230, 0.72);
  --topbar-bg: rgba(245, 246, 250, 0.94);
}

body.site-shell {
  min-width: 320px;
  background: var(--workspace-bg);
  font-size: 13px;
}

body.site-shell::before { display: none; }

.site-sidebar {
  position: fixed;
  z-index: 100;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  border-right: 1px solid var(--border);
  background: var(--sidebar-bg);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.site-sidebar-head {
  min-height: 66px;
  padding: 13px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-soft);
}

.site-brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.site-brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex: 0 0 34px;
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
}

.site-primary-nav { padding: 17px 10px 4px; }
.site-nav-title,
.cat-filter-title {
  margin: 0 9px 8px;
  color: var(--text-dim);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.site-sidebar .cat-nav-link,
.site-sidebar .cat-filter-link {
  min-height: 36px;
  padding: 0 9px;
  display: flex;
  align-items: center;
  gap: 9px;
  border-radius: 7px;
  background: transparent;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  text-decoration: none;
  transition: background .14s ease, color .14s ease;
}

.site-sidebar .cat-nav-link:hover,
.site-sidebar .cat-filter-link:hover { background: var(--panel-bg); color: var(--text); }
.site-sidebar .cat-nav-link.active,
.site-sidebar .cat-filter-link.active { background: var(--accent-dim); color: #bcb8ff; }
[data-theme="light"] .site-sidebar .cat-nav-link.active,
[data-theme="light"] .site-sidebar .cat-filter-link.active { color: var(--accent); }

.site-nav-icon { width: 20px; color: var(--text-dim); font-size: 13px; text-align: center; }
.site-nav-count { margin-left: auto; color: var(--text-dim); font-size: 9px; }
.site-sidebar-foot {
  margin-top: auto;
  padding: 9px 10px 14px;
  border-top: 1px solid var(--border-soft);
}

.site-sidebar .cat-filter-nav {
  position: static;
  top: auto;
  width: auto;
  max-height: none;
  margin: 0;
  padding: 8px 10px 20px;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.site-sidebar .cat-filter-section { margin: 14px 0 0; }
.site-sidebar .cat-filter-links { display: block; }
.site-sidebar .cat-filter-link {
  min-height: 30px;
  padding-left: 39px;
  font-size: 10px;
}
.site-sidebar .cat-filter-link::before {
  content: "";
  width: 5px;
  height: 5px;
  margin-left: -17px;
  border-radius: 50%;
  background: var(--text-dim);
}
.site-sidebar .cat-filter-link.active::before { background: var(--accent-light); box-shadow: 0 0 0 3px var(--accent-dim); }

.site-workspace { min-height: 100vh; margin-left: var(--sidebar-width); }
.site-topbar {
  position: sticky;
  z-index: 80;
  top: 0;
  min-height: 58px;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  border-bottom: 1px solid var(--border);
  background: var(--topbar-bg);
  backdrop-filter: blur(12px);
}

.site-topbar .breadcrumbs {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--text-dim);
  font-size: 10px;
}
.site-topbar .bc-link { color: var(--text-dim); }
.site-topbar .bc-current { color: var(--text-muted); }
.site-topbar-actions { margin-left: auto; }
.cat-theme-btn {
  width: auto;
  height: 32px;
  padding: 0 11px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: transparent;
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
}
.cat-theme-btn:hover { border-color: var(--accent); background: var(--accent-dim); color: var(--text); }
.theme-icon { color: var(--mid-color); font-size: 13px; }
.site-mobile-menu { display: none; border: 0; background: transparent; color: var(--text-muted); font-size: 19px; cursor: pointer; }
.site-sidebar .cat-burger { display: none; }

.site-workspace .cat-main {
  position: relative;
  z-index: 1;
  width: min(100%, 1540px);
  max-width: none;
  min-height: calc(100vh - 120px);
  margin: 0;
  padding: 30px 34px 36px;
}

.cat-page-head { max-width: 1040px; margin-bottom: 22px; }
.site-workspace .cat-h1 {
  margin: 0;
  background: none;
  color: var(--text);
  -webkit-text-fill-color: currentColor;
  font-size: clamp(23px, 2.4vw, 32px);
  line-height: 1.2;
  letter-spacing: -.035em;
}
[data-theme="light"] .site-workspace .cat-h1 {
  background: none;
  color: var(--text);
  -webkit-text-fill-color: currentColor;
}
.cat-page-head .cat-updated { margin: 7px 0 0; color: var(--text-dim); font-size: 9px; }
.cat-page-head .cat-intro { max-width: 980px; margin: 13px 0 0; color: var(--text-muted); font-size: 12px; line-height: 1.65; }
.cat-seo-details { max-width: 980px; margin-top: 9px; color: var(--text-muted); font-size: 11px; }
.cat-seo-details summary { width: max-content; color: var(--accent-light); font-weight: 600; cursor: pointer; }
.cat-seo-details p { margin: 8px 0 0; line-height: 1.65; }

.site-workspace .cat-stats-row { margin: 0 0 13px; gap: 7px; }
.site-workspace .cat-stat-chip,
.site-workspace .cat-chip {
  border-color: var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  color: var(--text-muted);
  font-size: 9px;
}
.site-workspace .cat-stat-chip { padding: 6px 9px; }
.site-workspace .cat-chip.active { background: var(--accent-dim); color: #c6c2ff; box-shadow: inset 0 0 0 1px rgba(129,140,248,.25); }
[data-theme="light"] .site-workspace .cat-chip.active { color: var(--accent); }

.site-workspace .cat-content-wrap { display: block; gap: 0; }
.site-workspace .cat-table-wrap {
  min-width: 0;
  overflow: visible;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel-bg);
}
.site-workspace .cat-search-box {
  max-width: none;
  margin: 0;
  padding: 10px;
  border-bottom: 1px solid var(--border-soft);
}
.site-workspace .cat-search-box input {
  width: min(100%, 520px);
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--workspace-bg);
  color: var(--text);
  font-size: 10px;
}
.site-workspace .cat-tier-chips { margin: 0; padding: 0 10px 10px; }

.site-workspace .cat-table-scroll {
  max-width: 100%;
  max-height: min(68vh, 760px);
  overflow: auto;
  border: 0;
  border-radius: 0 0 10px 10px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.site-workspace .cat-table { min-width: 980px; border-collapse: separate; border-spacing: 0; }
.site-workspace .cat-table thead { position: static; }
.site-workspace .cat-table th {
  position: sticky;
  z-index: 8;
  top: 0;
  height: 42px;
  padding: 0 12px;
  border-bottom: 1px solid var(--border);
  background: var(--table-head-bg);
  color: var(--text-dim);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .055em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: help;
}
.site-workspace .cat-table th[data-sort] { cursor: pointer; }
.site-workspace .cat-table td {
  height: 58px;
  padding: 8px 12px;
  border-bottom-color: var(--border-soft);
  color: var(--text-muted);
  font-size: 10px;
}
.site-workspace .cat-table tbody tr:hover td { background: var(--panel-hover); }
.site-workspace .cat-td-num { width: 44px; color: var(--text-dim); text-align: center; }
.site-workspace .cat-model-link { align-items: center; gap: 10px; color: var(--text); }
.site-workspace .cat-model-link > span:last-child { min-width: 0; display: flex; flex-direction: column; }
.site-workspace .cat-model-link strong { max-width: 340px; overflow: hidden; font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.site-workspace .cat-model-link small {
  max-width: 340px;
  margin-top: 3px;
  overflow: hidden;
  color: var(--text-dim);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 8px;
  font-weight: 400;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.site-workspace .cat-model-tier { width: 3px; height: 28px; padding: 0; overflow: hidden; border-radius: 2px; background: var(--lite-color); color: transparent; }
.site-workspace tr[data-tier="TOP"] .cat-model-tier { background: var(--top-color); }
.site-workspace tr[data-tier="MID"] .cat-model-tier { background: var(--mid-color); }
.site-workspace .cat-td-provider,
.site-workspace .cat-td-params,
.site-workspace .cat-td-ctx { white-space: nowrap; }
.site-workspace .cat-td-params,
.site-workspace .cat-td-ctx { color: var(--text-muted); font-size: 9px; }
.site-workspace .cat-td-limit { min-width: 190px; max-width: 260px; color: var(--text-dim); line-height: 1.4; }
.cat-status { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.cat-status i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.cat-status-online { color: var(--top-color); }
.cat-status-cached { color: var(--mid-color); }
.cat-status-offline { color: #e36b7d; }
.site-workspace .cat-btn-try,
.site-workspace .cat-btn-cta { padding: 6px 9px; border: 1px solid var(--border); border-radius: 6px; background: transparent; color: var(--text-muted); font-size: 9px; }
.site-workspace .cat-btn-try:hover,
.site-workspace .cat-btn-cta:hover { border-color: var(--accent); background: var(--accent-dim); color: #c6c2ff; }
[data-theme="light"] .site-workspace .cat-btn-try:hover,
[data-theme="light"] .site-workspace .cat-btn-cta:hover { color: var(--accent); }

.cat-static-empty {
  margin: 0 0 14px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel-bg);
}
.cat-static-empty p { margin: 0 0 12px; color: var(--text-muted); line-height: 1.6; }
.cat-static-empty strong { color: var(--text); }
.cat-static-empty ul { margin: 8px 0 0 18px; color: var(--text-muted); }
.cat-static-empty a { color: var(--accent-light); }
.cat-no-models { display: none !important; }

.site-workspace .cat-methodology { max-width: 1000px; }
.site-workspace .cat-about-content { color: var(--text-muted) !important; }
.site-workspace .cat-footer { position: relative; z-index: 1; background: transparent; }
.site-workspace .cat-footer-inner { max-width: none; padding: 18px 34px; color: var(--text-dim); font-size: 9px; }

.method-tip-overlay {
  z-index: 1000;
  max-width: 320px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: #11131d;
  color: #d8daea;
  font-size: 10px;
  line-height: 1.45;
  box-shadow: 0 12px 28px rgba(0,0,0,.34);
  pointer-events: none;
}
[data-theme="light"] .method-tip-overlay { background: #242737; color: #f3f4fb; }

@media (max-width: 900px) {
  .site-sidebar { transform: translateX(-100%); transition: transform .2s ease; box-shadow: 20px 0 50px rgba(0,0,0,.36); }
  .site-sidebar.open { transform: translateX(0); }
  .site-workspace { margin-left: 0; }
  .site-mobile-menu,
  .site-sidebar .cat-burger { display: inline-flex; }
  .site-topbar { padding: 0 16px; }
  .site-workspace .cat-main { padding: 24px 16px 28px; }
  .site-workspace .cat-footer-inner { padding-inline: 16px; }
}

@media (max-width: 520px) {
  .site-topbar .breadcrumbs { display: none; }
  .theme-label { display: none; }
  .cat-theme-btn { width: 32px; padding: 0; justify-content: center; }
  .cat-page-head .cat-intro { font-size: 11px; }
  .site-workspace .cat-stats-row { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}