:root {
  --paper: #f3efe5;
  --paper-deep: #e9e1d2;
  --ink: #201e1a;
  --muted: #6e685f;
  --rule: rgba(32, 30, 26, 0.22);
  --wine: #7f3140;
  --sage: #557060;
  --blue: #375c70;
  --ochre: #a86e2d;
  --danger: #a64234;
  --good: #35634e;
  --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 88% 8%, rgba(127, 49, 64, 0.08), transparent 30rem),
    linear-gradient(180deg, #f7f3ea 0%, var(--paper) 55%, #eee7da 100%);
  font-family: "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 3px, rgba(38, 33, 27, 0.014) 3px 4px),
    repeating-linear-gradient(90deg, transparent 0 7px, rgba(38, 33, 27, 0.01) 7px 8px);
  mix-blend-mode: multiply;
}

a { color: inherit; }

.site-head {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: 24px 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--rule);
}

.brand {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-decoration: none;
}

.market-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.market-nav a {
  padding: 7px 11px;
  border: 1px solid transparent;
  color: var(--muted);
  font: 600 12px/1 ui-sans-serif, system-ui, sans-serif;
  text-decoration: none;
}

.market-nav a:hover,
.market-nav a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--rule);
  background: rgba(255, 255, 255, 0.35);
}

main {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
}

.hero {
  min-height: 54vh;
  padding: clamp(64px, 9vw, 124px) 0 70px;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(260px, 0.55fr);
  gap: clamp(40px, 8vw, 100px);
  align-items: end;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--wine);
  font: 700 11px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(48px, 8vw, 104px);
  line-height: 0.95;
  letter-spacing: -0.055em;
  font-weight: 800;
}

.deck {
  max-width: 760px;
  margin: 32px 0 0;
  font-size: clamp(17px, 2vw, 23px);
  line-height: 1.7;
}

.hero-note {
  padding: 20px 0 2px 22px;
  border-left: 2px solid var(--wine);
}

.hero-note strong {
  display: block;
  margin-bottom: 8px;
  font-size: 20px;
}

.hero-note p,
.hero-note time {
  margin: 0;
  color: var(--muted);
  font: 13px/1.7 ui-sans-serif, system-ui, sans-serif;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.market-entry {
  min-height: 330px;
  padding: 34px 30px 36px;
  text-decoration: none;
  position: relative;
}

.market-entry + .market-entry { border-left: 1px solid var(--rule); }
.market-entry:hover { background: rgba(255, 255, 255, 0.32); }
.market-entry .num { color: var(--muted); font: 11px/1 ui-monospace, monospace; }
.market-entry h2 { margin: 74px 0 14px; font-size: clamp(32px, 4vw, 54px); line-height: 1; }
.market-entry p { margin: 0; color: var(--muted); line-height: 1.75; }
.market-entry em { position: absolute; bottom: 34px; left: 30px; color: var(--wine); font: 700 11px/1 ui-monospace, monospace; font-style: normal; }

.answer {
  display: grid;
  grid-template-columns: minmax(180px, 0.42fr) minmax(0, 1fr);
  gap: 42px;
  padding: 48px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.answer h2,
.section-head h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.1;
}

.answer-copy {
  margin: 0;
  font-size: clamp(21px, 2.8vw, 34px);
  line-height: 1.55;
}

.answer-copy strong { color: var(--wine); }

.signal-section { padding: 84px 0 40px; }

.section-head {
  display: grid;
  grid-template-columns: minmax(180px, 0.42fr) minmax(0, 1fr);
  gap: 42px;
  align-items: end;
  margin-bottom: 34px;
}

.section-head p {
  margin: 0;
  max-width: 720px;
  color: var(--muted);
  line-height: 1.75;
}

.signal-list { border-top: 1px solid var(--rule); }

.signal-row {
  display: grid;
  grid-template-columns: minmax(165px, 0.9fr) minmax(165px, 0.75fr) minmax(240px, 1.6fr) 98px;
  gap: 24px;
  align-items: start;
  padding: 26px 0 28px;
  border-bottom: 1px solid var(--rule);
}

.signal-name { font-size: 19px; font-weight: 700; }
.signal-name small { display: block; margin-top: 7px; color: var(--muted); font: 11px/1.45 ui-monospace, monospace; }
.signal-value { font-size: clamp(24px, 3vw, 38px); line-height: 1; font-variant-numeric: tabular-nums; }
.signal-value small { display: block; margin-top: 9px; color: var(--muted); font: 12px/1.4 ui-sans-serif, system-ui, sans-serif; }
.signal-note { color: var(--muted); font: 14px/1.75 ui-sans-serif, system-ui, sans-serif; }

.direction {
  justify-self: end;
  padding: 7px 9px;
  border: 1px solid var(--rule);
  font: 700 11px/1 ui-monospace, monospace;
  text-transform: uppercase;
}

.direction.up { color: var(--danger); border-color: rgba(166, 66, 52, 0.45); }
.direction.down { color: var(--good); border-color: rgba(53, 99, 78, 0.45); }
.direction.watch { color: var(--ochre); border-color: rgba(168, 110, 45, 0.45); }
.direction.neutral { color: var(--blue); }

.chart-wrap {
  padding: 26px 0 34px;
  border-bottom: 1px solid var(--rule);
}

canvas {
  display: block;
  width: 100%;
  height: 260px;
}

.chart-caption {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 12px;
  color: var(--muted);
  font: 11px/1.5 ui-monospace, monospace;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--rule);
}

.evidence {
  min-height: 220px;
  padding: 28px 28px 32px 0;
  border-bottom: 1px solid var(--rule);
}

.evidence:nth-child(even) { padding-left: 28px; border-left: 1px solid var(--rule); }
.evidence h3 { margin: 0 0 13px; font-size: 21px; }
.evidence p { margin: 0; color: var(--muted); font: 14px/1.75 ui-sans-serif, system-ui, sans-serif; }
.evidence .grade { display: inline-block; margin-top: 20px; color: var(--wine); font: 700 11px/1 ui-monospace, monospace; }

.ranking { width: 100%; border-collapse: collapse; border-top: 1px solid var(--rule); }
.ranking th, .ranking td { padding: 15px 8px; border-bottom: 1px solid var(--rule); text-align: left; }
.ranking th { color: var(--muted); font: 700 10px/1.3 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }
.ranking td { font: 14px/1.4 ui-sans-serif, system-ui, sans-serif; font-variant-numeric: tabular-nums; }

.methodology {
  padding: 92px 0 110px;
  max-width: 870px;
}

.methodology h2 { margin: 60px 0 18px; font-size: 32px; }
.methodology h3 { margin: 34px 0 12px; font-size: 22px; }
.methodology p, .methodology li { color: #4f4a43; font: 16px/1.85 ui-sans-serif, system-ui, sans-serif; }
.methodology code { padding: 2px 5px; background: rgba(255, 255, 255, 0.45); }

.source-link { text-underline-offset: 3px; }

.foot {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0 46px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  font: 11px/1.6 ui-monospace, monospace;
}

.loading { min-height: 60vh; padding: 80px 0; color: var(--muted); }
.error-note { padding: 18px 20px; border: 1px solid rgba(166, 66, 52, 0.45); color: var(--danger); }

@media (max-width: 820px) {
  .site-head { align-items: flex-start; }
  .market-nav { max-width: 250px; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 72px; }
  .hero-note { max-width: 520px; }
  .overview-grid { grid-template-columns: 1fr; }
  .market-entry { min-height: 250px; }
  .market-entry + .market-entry { border-left: 0; border-top: 1px solid var(--rule); }
  .market-entry h2 { margin-top: 42px; }
  .answer, .section-head { grid-template-columns: 1fr; gap: 22px; }
  .signal-row { grid-template-columns: 1fr 1fr; }
  .signal-note { grid-column: 1 / -1; }
  .direction { grid-column: 2; grid-row: 1; }
}

@media (max-width: 560px) {
  .site-head { width: min(var(--max), calc(100% - 24px)); display: block; }
  .market-nav { justify-content: flex-start; max-width: none; margin-top: 16px; }
  main, .foot { width: min(var(--max), calc(100% - 24px)); }
  h1 { font-size: clamp(44px, 17vw, 72px); }
  .deck { font-size: 17px; }
  .signal-row { grid-template-columns: 1fr auto; gap: 16px; }
  .signal-value { grid-column: 1 / -1; }
  .signal-note { grid-column: 1 / -1; }
  .evidence-grid { grid-template-columns: 1fr; }
  .evidence, .evidence:nth-child(even) { padding: 24px 0 28px; border-left: 0; }
  .ranking { display: block; overflow-x: auto; }
  .foot { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}