@import "tailwindcss";

/* ─── GovTech Singapore Design Tokens ───────────────────────── */
:root {
  /* GovTech brand palette */
  --govtech-cyan:    #00C0F3;
  --govtech-magenta: #BA2FA2;
  --govtech-red:     #F4333D;
  --govtech-dark:    #3D3D3D;
  --govtech-mid:     #ADADAD;
  --govtech-light:   #F7F7F7;

  /* Semantic tokens */
  --bg-0:    #F7F7F7;
  --bg-1:    #FFFFFF;
  --bg-2:    #EEF9FD;
  --bg-3:    #E3F5FB;

  --border-0: #EBEBEB;
  --border-1: #D8D8D8;
  --border-2: #BFBFBF;
  --border-3: #9A9A9A;

  /* Magenta as primary accent */
  --accent:        #BA2FA2;
  --accent-dim:    rgba(186, 47, 162, 0.14);
  --accent-dimmer: rgba(186, 47, 162, 0.06);

  --accent-2:      #00C0F3;
  --accent-2-dim:  rgba(0, 192, 243, 0.12);

  --accent-red:    #F4333D;

  --text-0:  #1A1A1A;
  --text-1:  #3D3D3D;
  --text-2:  #6B6B6B;
  --text-3:  #ADADAD;

  /* Category colors */
  --cat-luc:      #00C0F3;
  --cat-luc-dim:  rgba(0, 192, 243, 0.10);
  --cat-rag:      #49D9FF;
  --cat-rag-dim:  rgba(73, 217, 255, 0.08);
  --cat-fair:     #BA2FA2;
  --cat-fair-dim: rgba(186, 47, 162, 0.10);

}

@theme inline {
  --font-display: var(--font-lato);
  --font-sans:    var(--font-lato);
  --font-mono:    var(--font-lato);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg-0);
  color: var(--text-0);
  font-family: var(--font-lato), 'Lato', sans-serif;
  overflow-x: hidden;
  padding-top: 56px;
}

::selection { background: var(--accent-dim); color: var(--accent); }

strong, b {
  font-weight: 900;
  color: var(--text-0);
  letter-spacing: -0.01em;
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-3); }

/* ─── Keyframes ──────────────────────────────────────────────── */
@keyframes slideRight {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes tabSwitch {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── Reveal on scroll ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── Nav ────────────────────────────────────────────────────── */
.nav-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(3rem, calc((100% - 1400px) / 2 + 3rem));
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-0);
  transition: box-shadow 0.2s;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav-logo-sep {
  width: 1px;
  height: 20px;
  background: var(--border-1);
}
.nav-logo-bench {
  font-family: var(--font-lato), sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-1);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a {
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform 0.2s ease;
  transform-origin: left;
}
.nav-links a.nav-active { color: var(--accent); }
.nav-links a.nav-active::after { transform: scaleX(1); }

.nav-pill {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border: 1.5px solid var(--border-1);
  border-radius: 100px;
  color: var(--text-2);
  letter-spacing: 0.04em;
  background: var(--bg-0);
}

/* ─── Page Intro (replaces hero) ────────────────────────────── */
.page-intro {
  position: relative;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border-0);
}
.page-intro::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #E8892B 0%, #BA2FA2 45%, #00C0F3 100%);
}
.page-intro-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 3rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  animation: fadeUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.page-intro-headline {
  font-family: var(--font-lato), sans-serif;
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-0);
  max-width: 22ch;
}
.page-intro-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}
.page-intro-desc {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.65;
  max-width: 60ch;
}
.page-intro-stats {
  display: flex;
  align-items: stretch;
  flex-shrink: 0;
  border: 1px solid var(--border-1);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-0);
}
.pi-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 0.75rem 1.4rem;
  border-right: 1px solid var(--border-0);
}
.pi-stat:last-child { border-right: none; }
.pi-num {
  font-family: var(--font-lato), sans-serif;
  font-size: 20px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--text-0);
  line-height: 1;
}
.pi-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  white-space: nowrap;
}

/* ─── Section ────────────────────────────────────────────────── */
.section-wrap {
  max-width: 1400px;
  margin: 0 auto;
  padding: 3rem 3rem;
}
.section-label {
  font-family: var(--font-lato), sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 0.75rem;
}
.section-label::before {
  content: '';
  width: 16px; height: 2px;
  background: var(--accent);
  display: block;
  flex-shrink: 0;
}
.section-title {
  font-family: var(--font-lato), 'Lato', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--text-0);
  letter-spacing: -0.01em;
}

/* ─── Leaderboard ─────────────────────────────────────────────── */
.lb-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.lb-search {
  flex: 1;
  min-width: 200px;
  max-width: 320px;
  height: 38px;
  padding: 0 14px 0 38px;
  background: var(--bg-1);
  border: 1.5px solid var(--border-1);
  border-radius: 6px;
  color: var(--text-0);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.lb-search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dimmer);
}
.lb-search::placeholder { color: var(--text-3); }

.lb-search-wrap {
  position: relative;
  width: 240px;
}
.lb-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
}

.filter-chip {
  height: 36px;
  padding: 0 12px;
  border: 1.5px solid var(--border-1);
  border-radius: 6px;
  font-size: 12px;
  font-family: inherit;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-2);
  background: var(--bg-1);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.filter-chip:hover { border-color: var(--accent); color: var(--accent); }
.filter-chip.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dimmer);
}

.lb-table-wrap {
  overflow-x: auto;
  border: 1.5px solid var(--border-1);
  border-radius: 10px;
  background: var(--bg-1);
  box-shadow: 0 1px 6px rgba(0,0,0,0.06);
}
.lb-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 780px;
}
.lb-table thead th {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1.5px solid var(--border-1);
  background: var(--bg-0);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition: color 0.15s;
}
.lb-table thead th:hover { color: var(--accent); }
.lb-table thead th.sort-active { color: var(--accent); }

.lb-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-0);
  vertical-align: middle;
  transition: background 0.1s;
}
.lb-table tbody tr:last-child td { border-bottom: none; }
.lb-table tbody tr:hover td { background: rgba(186, 47, 162, 0.05); }
.lb-table tbody tr.row-archived { opacity: 0.4; }
.lb-table tbody tr.row-archived:hover { opacity: 0.6; }
.lb-table tbody tr.row-expanded td { background: var(--bg-2); border-bottom: none; }

.lb-expand-row td {
  background: var(--bg-2);
  border-bottom: 1.5px solid var(--border-1);
  padding: 0;
}
.lb-expand-inner {
  padding: 1.5rem 1.5rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.expand-group-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 12px;
}
.expand-metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}
.expand-metric-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.expand-metric-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.expand-metric-val {
  font-family: var(--font-lato), sans-serif;
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  min-width: 52px;
}
.mini-bar-track {
  flex: 1;
  height: 8px;
  background: var(--border-1);
  border-radius: 4px;
  overflow: hidden;
}
.mini-bar-fill {
  height: 100%;
  border-radius: 4px;
  transform-origin: left;
  animation: slideRight 0.6s cubic-bezier(0.16,1,0.3,1) both;
}

/* ─── Rank cell ───────────────────────────────────────────────── */
.rank-cell {
  font-family: var(--font-lato), sans-serif;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--text-3);
  font-weight: 500;
  width: 48px;
}
.rank-top3 { color: #22C55E; font-weight: 700; }

/* ─── Creator badge ───────────────────────────────────────────── */
.creator-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
  transition: opacity 0.15s;
  border: 1px solid transparent;
}
.creator-badge:hover { opacity: 0.7; }
.creator-badge-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ─── Creator badge logo ──────────────────────────────────────── */
.creator-badge-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 0;
}
.creator-badge-logo > * {
  border-radius: 4px !important;
  overflow: hidden;
}
.filter-chip-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 0;
}
.filter-chip-logo > * {
  border-radius: 3px !important;
  overflow: hidden;
}

/* ─── Model name ──────────────────────────────────────────────── */
.model-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-0);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}
.model-name:hover { color: var(--accent); }
.expand-chevron {
  color: var(--text-3);
  transition: transform 0.2s, color 0.15s;
  flex-shrink: 0;
}
.expand-chevron.open { transform: rotate(90deg); color: var(--accent); }

/* ─── Score cell ──────────────────────────────────────────────── */
.score-cell { min-width: 88px; }
.score-val {
  font-family: var(--font-lato), sans-serif;
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.score-null {
  font-family: var(--font-lato), sans-serif;
  font-size: 15px;
  color: var(--text-3);
}
.score-bar-track {
  height: 8px;
  background: var(--border-0);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 5px;
}
.score-bar-fill {
  height: 100%;
  border-radius: 4px;
  transform-origin: left;
  animation: slideRight 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ─── Status badge ────────────────────────────────────────────── */
.status-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
}
.status-active {
  background: var(--accent-dimmer);
  color: var(--accent);
  border: 1px solid var(--accent-dim);
}
.status-legacy {
  background: var(--bg-0);
  color: var(--text-3);
  border: 1px solid var(--border-1);
}

/* ─── Insights ────────────────────────────────────────────────── */
.insights-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}
@media (max-width: 900px) { .insights-grid { grid-template-columns: 1fr; } }

.insight-card {
  background: var(--bg-1);
  border: 1.5px solid var(--border-1);
  border-radius: 10px;
  padding: 1.75rem;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}
.insight-card-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.5rem;
}
.insight-card-heading {
  font-family: var(--font-lato), sans-serif;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--text-0);
  margin-bottom: 1.5rem;
}
.radar-legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 1rem;
}
.radar-legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-2);
}
.radar-legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ─── Creator bars ────────────────────────────────────────────── */
.creator-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.creator-bar-name {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  min-width: 80px;
  color: var(--text-1);
}
.creator-bar-track {
  flex: 1;
  height: 6px;
  background: var(--bg-2);
  border-radius: 3px;
  overflow: hidden;
}
.creator-bar-fill {
  height: 100%;
  border-radius: 3px;
  transform-origin: left;
  animation: slideRight 0.8s cubic-bezier(0.16,1,0.3,1) both;
}
.creator-bar-val {
  font-family: var(--font-lato), sans-serif;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--text-2);
  min-width: 40px;
  text-align: right;
}

/* ─── About section ───────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
@media (max-width: 768px) { .about-grid { grid-template-columns: 1fr; } }

.about-card {
  background: var(--bg-1);
  border: 1.5px solid var(--border-1);
  border-radius: 10px;
  padding: 1.75rem;
  position: relative;
  overflow: hidden;
}
.about-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent-color, var(--border-2));
}
.about-card-num {
  font-family: var(--font-lato), sans-serif;
  font-size: 3rem;
  font-weight: 400;
  line-height: 1;
  color: var(--border-1);
  margin-bottom: 1.25rem;
  letter-spacing: -0.04em;
}
.about-card-title {
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-0);
  margin-bottom: 0.75rem;
}
.about-card-desc {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.75;
}
.about-card-tag {
  display: inline-block;
  margin-top: 1rem;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--border-1);
  color: var(--text-3);
}

/* ─── Segmented toggle (legacy — kept for any other uses) ───── */
.seg-toggle-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 1.5rem;
}
.seg-toggle {
  display: inline-flex;
  background: var(--bg-1);
  border: 1.5px solid var(--border-1);
  border-radius: 8px;
  padding: 3px;
  gap: 0;
}
.seg-toggle-btn {
  flex: 1;
  padding: 10px 28px;
  border: none;
  background: none;
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--text-2);
  cursor: pointer;
  transition: color 0.2s, background 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  text-align: center;
}
.seg-toggle-btn.seg-active {
  color: #fff;
  background: var(--accent);
}
.seg-toggle-subtitle {
  font-size: 12px;
  color: var(--text-3);
  margin: 0;
  transition: opacity 0.15s;
}

/* ─── Mode switcher (full-width page navigator) ──────────────── */
.mode-switcher {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1.5px solid var(--border-1);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-1);
  margin-bottom: 1.75rem;
}
.mode-switcher-tab {
  position: relative;
  padding: 1.5rem 2rem;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.mode-switcher-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.mode-switcher-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  transition: background 0.2s;
}
.mode-switcher-label {
  font-size: 15px;
  font-weight: 900;
  letter-spacing: -0.01em;
  transition: color 0.2s;
  font-family: var(--font-lato), sans-serif;
}
.mode-switcher-subtitle {
  font-size: 12px;
  margin: 0;
  line-height: 1.6;
  transition: color 0.2s;
  padding-left: 18px;
}
@media (max-width: 640px) {
  .mode-switcher { grid-template-columns: 1fr; }
  .mode-switcher-tab {
    padding: 1.25rem 1.25rem;
  }
  .mode-switcher-tab:first-child {
    border-right: none !important;
    border-bottom: 1.5px solid var(--border-1);
  }
}

/* ─── Footer ──────────────────────────────────────────────────── */
.footer-bar {
  background: var(--bg-1);
  border-top: 1.5px solid var(--border-0);
  padding: 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-text {
  font-family: var(--font-lato), sans-serif;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-3);
}

/* ─── Benchmark Explainer ─────────────────────────────────────── */
.explainer-section {
  border-top: 1px solid var(--border-0);
  border-bottom: 1px solid var(--border-0);
  background: var(--bg-0);
}
.explainer-intro {
  margin-bottom: 3rem;
}
.explainer-intro p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.75;
  max-width: 72ch;
  margin-top: 0.5rem;
}
.explainer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 1024px) { .explainer-grid { grid-template-columns: 1fr; } }

.ex-card {
  background: var(--bg-1);
  border: 1.5px solid var(--border-1);
  border-radius: 10px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.ex-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  border-color: var(--cat-color, var(--border-2));
}
.ex-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--cat-color, var(--border-2));
}
.ex-card-bg-num {
  position: absolute;
  bottom: -1.5rem; right: -0.5rem;
  font-family: var(--font-lato), sans-serif;
  font-size: 8rem;
  font-weight: 900;
  line-height: 1;
  color: var(--cat-color, var(--border-1));
  opacity: 0.05;
  letter-spacing: -0.04em;
  pointer-events: none;
  user-select: none;
}
.ex-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.ex-card-icon-wrap {
  width: 48px; height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cat-color-dim, var(--bg-2));
  border: 1.5px solid var(--cat-color, var(--border-1));
  flex-shrink: 0;
}
.ex-cat-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cat-color, var(--text-2));
  background: var(--cat-color-dim, var(--bg-2));
  border: 1px solid var(--cat-color, var(--border-1));
  padding: 4px 9px;
  border-radius: 4px;
}
.ex-card-title {
  font-size: 1.1rem;
  font-weight: 900;
  line-height: 1.2;
  color: var(--text-0);
  margin-bottom: 0.4rem;
}
.ex-card-tagline {
  font-size: 14px;
  font-style: italic;
  color: var(--text-2);
  letter-spacing: 0;
  margin-bottom: 1rem;
}
.ex-card-desc {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 1.5rem;
}
.ex-score-scale { margin-bottom: 1.5rem; }
.ex-score-scale-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.ex-score-scale-dir { color: var(--cat-color, var(--text-2)); font-size: 11px; }
.ex-score-bar {
  height: 8px;
  border-radius: 4px;
  overflow: visible;
  position: relative;
  margin-bottom: 6px;
}
.ex-score-ticks {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-lato), sans-serif;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--text-3);
}
.ex-metrics { display: flex; flex-wrap: wrap; gap: 5px; }
.ex-metric-chip {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--bg-0);
  border: 1px solid var(--border-1);
  color: var(--text-2);
}
.explainer-cta {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-0);
}
.explainer-cta-text {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-2);
}
.explainer-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  padding: 8px 16px;
  border-radius: 6px;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
  background: var(--accent-dimmer);
  font-weight: 700;
}
.explainer-cta-link:hover { background: var(--accent-dim); }

/* ─── Bar chart section ───────────────────────────────────────── */
.barchart-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.barchart-tab {
  height: 34px;
  padding: 0 14px;
  border: 1.5px solid var(--border-1);
  border-radius: 6px;
  font-size: 12px;
  font-family: inherit;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-2);
  background: var(--bg-1);
  cursor: pointer;
  transition: all 0.15s;
}
.barchart-tab:hover { border-color: var(--accent); color: var(--accent); }
.barchart-tab.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dimmer);
}
.barchart-dir {
  margin-left: auto;
  font-size: 12px;
  color: var(--text-3);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.barchart-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.barchart-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 28px;
}
.barchart-rank {
  font-family: var(--font-lato), sans-serif;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--text-3);
  min-width: 22px;
  text-align: right;
  flex-shrink: 0;
}
.barchart-model {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-1);
  min-width: 200px;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex-shrink: 0;
}
.barchart-track {
  flex: 1;
  height: 10px;
  background: var(--border-0);
  border-radius: 3px;
  overflow: hidden;
}
.barchart-fill {
  height: 100%;
  border-radius: 3px;
  transform-origin: left;
  animation: slideRight 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.barchart-val {
  font-family: var(--font-lato), sans-serif;
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  min-width: 52px;
  text-align: right;
  flex-shrink: 0;
}
@media (max-width: 640px) {
  .barchart-model { min-width: 120px; max-width: 120px; }
  .barchart-dir { display: none; }
}

/* ─── Split two-column sections ──────────────────────────────── */
.split-sections {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--border-0);
  align-items: start;
}
.split-sections > section {
  border-right: 1px solid var(--border-0);
  min-height: 100%;
}
.split-sections > section:last-child { border-right: none; }
.split-sections .section-wrap { max-width: none; padding: 2.5rem 2rem; }
.split-sections .insights-grid { grid-template-columns: 1fr; margin-top: 1.5rem; }
.split-sections .about-grid { grid-template-columns: 1fr; }
@media (max-width: 900px) {
  .split-sections { grid-template-columns: 1fr; }
  .split-sections > section { border-right: none; border-bottom: 1px solid var(--border-0); }
  .split-sections > section:last-child { border-bottom: none; }
  .split-sections .section-wrap { padding: 2.5rem 1.5rem; }
}

/* ─── HR accent ───────────────────────────────────────────────── */
.hr-accent {
  border: none;
  height: 1px;
  background: var(--border-0);
}

/* ─── Mobile nav menu ────────────────────────────────────────── */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: var(--text-1);
  border-radius: 4px;
  transition: background 0.15s;
}
.nav-hamburger:hover { background: var(--bg-0); }

.nav-mobile-menu {
  display: none;
  position: fixed;
  top: 56px; left: 0; right: 0;
  z-index: 99;
  background: var(--bg-1);
  border-bottom: 1.5px solid var(--border-1);
  padding: 1rem 1.5rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  animation: fadeUp 0.2s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.nav-mobile-menu a {
  display: block;
  padding: 0.75rem 0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-1);
  text-decoration: none;
  border-bottom: 1px solid var(--border-0);
  transition: color 0.15s;
}
.nav-mobile-menu a:last-child { border-bottom: none; }
.nav-mobile-menu a:hover,
.nav-mobile-menu a.nav-active { color: var(--accent); }

/* ─── Mobile ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-bar { padding: 0 1rem; }
  .nav-links { display: none; }
  .nav-hamburger { display: block; }
  .nav-mobile-menu.open { display: block; }

  .page-intro-inner  { padding: 1.25rem 1rem; gap: 1rem; max-width: 100%; overflow: hidden; }
  .page-intro-row    { flex-direction: column; gap: 1rem; }
  .page-intro-stats  { width: 100%; max-width: 100%; overflow: hidden; }
  .pi-stat           { padding: 0.6rem 0.75rem; flex: 1; min-width: 0; }
  .pi-num            { font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .pi-label          { font-size: 10px; }

  .section-wrap      { padding: 2rem 1rem; }
  .footer-bar        { padding: 1.25rem 1rem; }

  .lb-expand-inner   { grid-template-columns: 1fr; padding: 1rem 1rem 1rem 1.5rem; }
  .lb-controls       { gap: 0.5rem; }
  .lb-search-wrap    { width: 100%; }
  .lb-search         { max-width: none; width: 100%; }

  .explainer-grid    { grid-template-columns: 1fr; }
  .about-grid        { grid-template-columns: 1fr; }
  .insights-grid     { grid-template-columns: 1fr; }

  .explainer-cta     { flex-direction: column; align-items: flex-start; gap: 1rem; }

  .mode-toggle-grid  { grid-template-columns: 1fr !important; }
  .mode-toggle-btn   { padding: 1rem 1.25rem !important; }
  .mode-toggle-subtitle { padding-left: 0 !important; margin-top: 4px; }

  .insights-chart-name { width: 100px !important; padding-left: 8px !important; }
  .insights-chart-legend { padding-left: 100px !important; }

  .mode-toggle-btn .mode-toggle-icon { width: 28px !important; height: 28px !important; }
  .barchart-tabs { gap: 0.35rem; }
}