@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

:root {
  --ink: #10120f;
  --paper: #f1f0e9;
  --signal: #e9ff32;
  --muted: #6b6f67;
  --line: rgba(16, 18, 15, .18);
  --danger: #ff5b46;
  font-family: "Noto Sans JP", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; }
a { color: inherit; }

.site-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid var(--line);
  background: rgba(241, 240, 233, .9);
  backdrop-filter: blur(12px);
}
.wordmark { display: flex; align-items: center; gap: 10px; font: 500 13px "DM Mono", monospace; text-decoration: none; letter-spacing: .08em; }
.mark { width: 16px; height: 16px; border-radius: 50%; background: var(--ink); box-shadow: inset -5px 0 var(--signal); }
nav { display: flex; gap: clamp(12px, 3vw, 36px); }
nav a { font-size: 12px; text-decoration: none; }

main { overflow: hidden; }
.hero, .forecast-section, .evidence-section, .method-section, .disclosure { padding: clamp(64px, 10vw, 140px) clamp(20px, 8vw, 120px); }
.hero { min-height: 92vh; display: flex; flex-direction: column; justify-content: center; position: relative; }
.hero::after { content: ""; position: absolute; width: min(38vw, 520px); aspect-ratio: 1; right: -8%; top: 14%; border: 1px solid var(--line); border-radius: 50%; box-shadow: 0 0 0 70px rgba(16,18,15,.025), 0 0 0 140px rgba(16,18,15,.018); pointer-events: none; }
.eyebrow { margin: 0 0 22px; font: 500 11px "DM Mono", monospace; letter-spacing: .18em; text-transform: uppercase; }
h1 { max-width: 950px; margin: 0; font-size: clamp(46px, 8vw, 116px); line-height: .98; letter-spacing: -.06em; font-weight: 900; }
h1 em { font-style: normal; text-decoration: underline; text-decoration-color: var(--signal); text-decoration-thickness: .16em; text-underline-offset: -.04em; }
.lead { max-width: 620px; margin: 36px 0 64px; color: var(--muted); font-size: clamp(15px, 1.6vw, 19px); line-height: 1.9; }
.hero-stat { display: flex; align-items: center; gap: 22px; width: fit-content; padding: 18px 24px 18px 18px; color: var(--paper); background: var(--ink); transform: rotate(-1deg); }
.stat-value { font: 500 clamp(48px, 7vw, 84px)/.9 "DM Mono", monospace; letter-spacing: -.08em; }
.stat-value small { font-size: .38em; }
.stat-label { padding-left: 20px; border-left: 1px solid rgba(255,255,255,.3); font-size: 13px; line-height: 1.4; }
.stat-label small { color: #a8aaa4; }
.clarification { margin: 18px 0 0; color: var(--muted); font-size: 12px; }

.forecast-section { background: var(--ink); color: var(--paper); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 40px; }
h2 { margin: 0; font-size: clamp(32px, 5vw, 64px); line-height: 1.05; letter-spacing: -.045em; }
.status { padding: 8px 12px; border: 1px solid rgba(255,255,255,.25); border-radius: 99px; font: 11px "DM Mono", monospace; }
.status.ready { color: var(--ink); background: var(--signal); border-color: var(--signal); }
.race-card { min-height: 290px; border: 1px solid rgba(255,255,255,.22); background: #181b17; }
.empty-state { min-height: 290px; display: flex; align-items: center; justify-content: center; gap: 22px; padding: 40px; text-align: left; }
.empty-state h3 { margin: 0 0 8px; font-size: clamp(19px, 3vw, 28px); }
.empty-state p { max-width: 560px; margin: 0; color: #999d96; line-height: 1.8; }
.pulse { flex: none; width: 14px; height: 14px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 0 rgba(233,255,50,.5); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 16px rgba(233,255,50,0); } 100% { box-shadow: 0 0 0 0 rgba(233,255,50,0); } }
.prediction { padding: clamp(24px, 5vw, 52px); }
.race-meta { display: flex; justify-content: space-between; align-items: start; padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,.16); }
.race-meta p { margin: 0 0 7px; color: #999d96; font: 12px "DM Mono", monospace; }
.race-meta h3 { margin: 0; font-size: 32px; }
.model-tag { padding: 8px 10px; border: 1px solid rgba(255,255,255,.2); }
.riders { list-style: none; margin: 0; padding: 20px 0; }
.riders li { display: grid; grid-template-columns: 44px 1fr minmax(100px, 4fr) 72px; gap: 16px; align-items: center; padding: 10px 0; }
.rider-car { font: 500 20px "DM Mono", monospace; }
.rider-name { font-weight: 700; }
.probability-track { height: 8px; background: rgba(255,255,255,.08); }
.probability-fill { display: block; height: 100%; width: var(--probability); background: var(--signal); }
.rider-probability { text-align: right; font: 500 14px "DM Mono", monospace; }
.timestamp, .metric-note { color: #999d96; font: 11px/1.7 "DM Mono", monospace; }
.metric-note { margin: 18px 0 0; }
.metric-note strong { color: var(--paper); }

.evidence-section { background: var(--signal); }
.sample { margin: 0; text-align: right; font: 11px/1.5 "DM Mono", monospace; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.metric-grid article { display: flex; min-height: 210px; flex-direction: column; padding: 24px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.metric-grid span { font-size: 12px; }
.metric-grid strong { margin: auto 0 10px; font: 500 clamp(30px, 4vw, 50px) "DM Mono", monospace; letter-spacing: -.06em; }
.metric-grid small { font: 11px "DM Mono", monospace; }
.metric-grid .warning { color: var(--paper); background: var(--ink); }
.truth-strip { display: grid; grid-template-columns: 120px 1fr; gap: 24px; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--ink); }
.truth-strip span { font: 11px "DM Mono", monospace; }
.truth-strip p { max-width: 800px; margin: 0; line-height: 1.8; }
.ticket-evidence { display: grid; grid-template-columns: minmax(240px, .8fr) 2fr; gap: clamp(32px, 6vw, 80px); margin-top: clamp(72px, 10vw, 130px); padding-top: 40px; border-top: 2px solid var(--ink); }
.ticket-intro h3 { margin: 0 0 20px; font-size: clamp(28px, 4vw, 48px); line-height: 1.1; letter-spacing: -.04em; }
.ticket-intro > p:last-child { margin: 0; font-size: 13px; line-height: 1.8; }
.ticket-metrics { border-top: 1px solid var(--ink); }
.ticket-metrics article { display: grid; grid-template-columns: 90px 1fr auto; align-items: baseline; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--ink); }
.ticket-metrics span { font-size: 13px; font-weight: 700; }
.ticket-metrics strong { font: 500 clamp(30px, 4vw, 52px) "DM Mono", monospace; letter-spacing: -.06em; }
.ticket-metrics small { font: 10px "DM Mono", monospace; }
.post-selection-note { margin: 18px 0 0 auto; max-width: 720px; font-size: 11px; line-height: 1.7; }

.method-section { background: var(--paper); }
.method-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.method-grid article { min-height: 260px; padding: clamp(24px, 4vw, 48px); background: var(--paper); }
.method-grid span { font: 12px "DM Mono", monospace; }
.method-grid h3 { margin: 48px 0 12px; font-size: 24px; }
.method-grid p { margin: 0; max-width: 450px; color: var(--muted); line-height: 1.8; }
.disclosure { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; padding-top: 48px; padding-bottom: 48px; color: #b9bdb4; background: #2a2e28; }
.disclosure h2 { font-size: 18px; letter-spacing: 0; }
.disclosure p { margin: 0; font-size: 13px; line-height: 1.9; }
footer { display: flex; justify-content: space-between; padding: 24px clamp(20px, 8vw, 120px); color: var(--paper); background: var(--ink); font: 10px "DM Mono", monospace; letter-spacing: .1em; }

@media (max-width: 760px) {
  nav { display: none; }
  .hero { min-height: auto; padding-top: 100px; }
  .hero-stat { width: 100%; gap: 14px; }
  .section-heading { align-items: start; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric-grid article { min-height: 170px; }
  .method-grid { grid-template-columns: 1fr; }
  .method-grid article { min-height: 220px; }
  .disclosure { grid-template-columns: 1fr; }
  .ticket-evidence { grid-template-columns: 1fr; }
  .ticket-metrics article { grid-template-columns: 72px 1fr; }
  .ticket-metrics small { grid-column: 2; }
  .riders li { grid-template-columns: 36px 1fr 64px; }
  .probability-track { display: none; }
  .model-tag { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pulse { animation: none; }
}