:root {
  --bg: #0f1210;
  --bg-elevated: #171b18;
  --bg-soft: #1e2420;
  --ink: #e8ebe4;
  --ink-muted: #9aa396;
  --ink-faint: #6b7368;
  --line: rgba(232, 235, 228, 0.1);
  --line-strong: rgba(232, 235, 228, 0.18);
  --gold: #e4b24a;
  --gold-dim: rgba(228, 178, 74, 0.16);
  --mint: #6fcf97;
  --mint-dim: rgba(111, 207, 151, 0.14);
  --coral: #e07a5f;
  --sky: #7eb8c9;
  --anthropic: #d4a27f;
  --openai: #9ad0b2;
  --xai: #7ec8c8;
  --cursor: #a78bfa;
  --github: #8b9bb4;
  --google: #7eb6ff;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius: 14px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(228, 178, 74, 0.08), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(126, 184, 201, 0.07), transparent 50%),
    var(--bg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.035;
  z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body > *:not(.noise) {
  position: relative;
  z-index: 1;
}

a {
  color: var(--gold);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: #f0c86a;
}

.site-header,
.hero-stats,
.controls,
.table-wrap,
.cards,
.chart-section,
.callout,
.prose,
.site-footer {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

.site-header {
  padding: 3.5rem 0 1.5rem;
}

.brand {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--gold-dim), transparent);
  border: 1px solid rgba(228, 178, 74, 0.35);
  color: var(--gold);
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.eyebrow {
  margin: 0 0 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.lede {
  max-width: 42rem;
  margin: 0 0 1.25rem;
  font-size: 1.12rem;
  color: var(--ink-muted);
}

.lede em {
  color: var(--ink);
  font-style: italic;
  font-family: var(--font-display);
}

.header-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-faint);
}

.ghost-link {
  color: var(--ink-muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.ghost-link:hover {
  color: var(--gold);
  border-color: var(--gold);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  padding: 1.15rem 1.2rem 1.25rem;
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-soft));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  animation: rise 0.55s ease both;
}

.stat-card:nth-child(2) { animation-delay: 0.06s; }
.stat-card:nth-child(3) { animation-delay: 0.12s; }

.stat-label {
  margin: 0 0 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.stat-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 600;
  color: var(--gold);
  letter-spacing: -0.02em;
}

.stat-sub {
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.25rem;
  align-items: end;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
  border-radius: var(--radius);
  background: rgba(23, 27, 24, 0.85);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 10rem;
}

.control-group.check {
  min-width: auto;
  justify-content: center;
  padding-bottom: 0.15rem;
}

.control-group label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.control-group.check label {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--ink-muted);
  cursor: pointer;
}

select {
  appearance: none;
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%239aa396' d='M1 1l5 5 5-5'/%3E%3C/svg%3E") no-repeat right 0.75rem center;
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  padding: 0.55rem 2rem 0.55rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

select:focus,
input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.table-wrap {
  overflow-x: auto;
  margin-bottom: 1.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
}

.plans-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 820px;
}

.plans-table th,
.plans-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.plans-table th {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  background: rgba(0, 0, 0, 0.2);
  position: sticky;
  top: 0;
}

.plans-table tr:last-child td {
  border-bottom: 0;
}

.plans-table tbody tr {
  transition: background 0.15s ease;
}

.plans-table tbody tr:hover {
  background: rgba(228, 178, 74, 0.04);
}

.plans-table .num {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.plan-cell {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.plan-name {
  font-weight: 600;
  color: var(--ink);
}

.plan-provider {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
}

.sticker {
  color: var(--sky);
}

.api-eq {
  color: var(--gold);
  font-weight: 600;
}

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

.multiplier {
  color: var(--mint);
  font-weight: 600;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.badge.high {
  color: var(--mint);
  background: var(--mint-dim);
  border-color: rgba(111, 207, 151, 0.25);
}

.badge.medium {
  color: var(--gold);
  background: var(--gold-dim);
  border-color: rgba(228, 178, 74, 0.25);
}

.badge.low {
  color: var(--coral);
  background: rgba(224, 122, 95, 0.12);
  border-color: rgba(224, 122, 95, 0.25);
}

.source-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  text-decoration: none;
  border-bottom: 1px dotted var(--line-strong);
}

.source-link:hover {
  color: var(--gold);
}

.na {
  color: var(--ink-faint);
}

.cards {
  display: none;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.plan-card {
  padding: 1.1rem 1.15rem;
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--line);
}

.plan-card h3 {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.plan-card .meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  margin-bottom: 0.85rem;
}

.plan-card .metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.plan-card .metric span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.plan-card .metric strong {
  font-family: var(--font-mono);
  font-size: 1.05rem;
}

.plan-card p.notes {
  margin: 0.85rem 0 0;
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.chart-section {
  margin-bottom: 2.5rem;
}

.section-head h2,
.prose h2,
.callout h2 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.65rem;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0 0 1.1rem;
  color: var(--ink-muted);
  max-width: 40rem;
}

.subsidy-chart {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.bar-row {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) 1fr auto;
  gap: 0.75rem;
  align-items: center;
}

.bar-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
}

.bar-track {
  position: relative;
  height: 1.35rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(228, 178, 74, 0.35), var(--gold));
  width: 0;
  transition: width 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.bar-fill.openai { background: linear-gradient(90deg, rgba(154, 208, 178, 0.3), var(--openai)); }
.bar-fill.anthropic { background: linear-gradient(90deg, rgba(212, 162, 127, 0.3), var(--anthropic)); }
.bar-fill.xai { background: linear-gradient(90deg, rgba(126, 200, 200, 0.3), var(--xai)); }
.bar-fill.google { background: linear-gradient(90deg, rgba(126, 182, 255, 0.3), var(--google)); }
.bar-fill.cursor { background: linear-gradient(90deg, rgba(167, 139, 250, 0.3), var(--cursor)); }
.bar-fill.github { background: linear-gradient(90deg, rgba(139, 155, 180, 0.3), var(--github)); }

.bar-sticker {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--sky);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.3);
}

.bar-value {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--gold);
  min-width: 5.5rem;
  text-align: right;
}

.callout {
  padding: 1.4rem 1.5rem;
  margin-bottom: 2.5rem;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(228, 178, 74, 0.08), rgba(126, 184, 201, 0.05));
  border: 1px solid rgba(228, 178, 74, 0.22);
}

.callout ul {
  margin: 0.75rem 0 0;
  padding-left: 1.15rem;
  color: var(--ink-muted);
}

.callout li {
  margin-bottom: 0.45rem;
}

.callout strong {
  color: var(--ink);
}

.prose {
  margin-bottom: 2.25rem;
}

.prose h3 {
  margin: 1.5rem 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.prose p,
.prose li {
  color: var(--ink-muted);
}

.prose ul.tight {
  columns: 2;
  gap: 1.5rem;
  padding-left: 1.15rem;
}

.prose ul.tight li {
  break-inside: avoid;
  margin-bottom: 0.35rem;
}

.prose strong {
  color: var(--ink);
}

#sources-list {
  padding-left: 1.15rem;
}

#sources-list li {
  margin-bottom: 0.55rem;
}

.site-footer {
  padding: 1.5rem 0 3rem;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-size: 0.9rem;
}

.site-footer .mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 820px) {
  .hero-stats {
    grid-template-columns: 1fr;
  }

  .table-wrap {
    display: none;
  }

  .cards {
    display: grid;
  }

  .bar-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .bar-value {
    text-align: left;
  }

  .prose ul.tight {
    columns: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .stat-card,
  .bar-fill {
    animation: none;
    transition: none;
  }
}