:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #f3f0e8;
  background: #101313;
  font-synthesis: none;
  --ink: #f3f0e8;
  --muted: #aeb5b0;
  --faint: #7e8883;
  --line: rgba(227, 232, 224, .15);
  --panel: #171b1b;
  --panel-soft: #1c2221;
  --accent: #c8f06b;
  --accent-ink: #16200f;
  --warm: #f2c78c;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 83% 5%, rgba(107, 130, 73, .18), transparent 29rem),
    radial-gradient(circle at 5% 45%, rgba(54, 87, 85, .14), transparent 28rem),
    #101313;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: .07;
  background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.15) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}
a { color: inherit; }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: min(1240px, calc(100% - 3rem));
  margin: 0 auto;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}
.wordmark { display: inline-flex; align-items: center; gap: .7rem; color: var(--ink); text-decoration: none; font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.wordmark small { color: var(--accent); font-size: .7rem; letter-spacing: .08em; }
.wordmark-mark { display: grid; place-items: center; width: 1.9rem; height: 1.9rem; color: var(--accent-ink); background: var(--accent); border-radius: .5rem; font-size: 1.15rem; }
.top-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 1.1rem; }
.top-nav a, .rail a { color: var(--muted); text-decoration: none; font-size: .76rem; font-weight: 700; letter-spacing: .05em; }
.top-nav a:hover, .rail a:hover { color: var(--accent); }
main { overflow: hidden; }
.hero { width: min(1240px, calc(100% - 3rem)); margin: 0 auto; padding: clamp(5rem, 11vw, 10rem) 0 2rem; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(250px, .6fr); gap: clamp(3rem, 8vw, 9rem); align-items: end; }
.hero-copy { max-width: 850px; }
.kicker { display: flex; align-items: center; gap: .65rem; margin: 0 0 1.6rem; color: var(--accent); font-size: .76rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.kicker-dot { width: .5rem; height: .5rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 .3rem rgba(200, 240, 107, .12); }
h1 { max-width: 900px; margin: 0; color: var(--ink); font-size: clamp(3rem, 8.2vw, 7.7rem); line-height: .92; letter-spacing: -.075em; font-weight: 760; }
.hero-intro { max-width: 680px; margin: 2.25rem 0 2rem; color: var(--muted); font-size: clamp(1.05rem, 1.9vw, 1.35rem); line-height: 1.55; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem 1.35rem; }
.primary-link { display: inline-flex; align-items: center; gap: .6rem; padding: .88rem 1.1rem; color: var(--accent-ink); background: var(--accent); border: 1px solid var(--accent); border-radius: .45rem; text-decoration: none; font-size: .84rem; font-weight: 850; letter-spacing: .02em; transition: transform 180ms ease, background 180ms ease; }
.primary-link:hover { transform: translateY(-2px); background: #dcff8a; }
.primary-link:focus-visible, a:focus-visible, summary:focus-visible { outline: 2px solid var(--warm); outline-offset: 4px; }
.action-note { color: var(--faint); font: 700 .72rem ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .03em; }
.hero-index { align-self: stretch; display: flex; flex-direction: column; justify-content: flex-end; padding-bottom: .4rem; }
.index-label { margin-bottom: 1.1rem; color: var(--faint); font-size: .7rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.hero-index ol { display: grid; gap: .9rem; margin: 0; padding: 0; list-style: none; }
.hero-index li { display: flex; align-items: baseline; gap: .9rem; padding-bottom: .85rem; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .84rem; }
.hero-index li span { color: var(--accent); font: 700 .7rem ui-monospace, SFMono-Regular, Menlo, monospace; }
.hero-rule { position: relative; height: 3rem; margin-top: 4rem; border-top: 1px solid var(--line); }
.hero-rule span { position: absolute; top: -.2rem; left: 0; width: 3.8rem; height: .35rem; background: var(--accent); }
.layout { display: grid; grid-template-columns: 190px minmax(0, 860px); gap: clamp(2.5rem, 7vw, 7rem); width: min(1240px, calc(100% - 3rem)); margin: 0 auto; padding-bottom: 7rem; }
.rail { align-self: start; position: sticky; top: 1.5rem; display: grid; gap: .72rem; padding-top: .35rem; }
.rail p { margin: 0 0 .55rem; color: var(--faint); font-size: .68rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.rail a { font-size: .72rem; line-height: 1.35; transition: color 160ms ease; }
.rail a.is-current { color: var(--accent); }
.article { min-width: 0; }
.article-section { display: grid; grid-template-columns: 3.2rem minmax(0, 1fr); gap: 1.4rem; padding: 4.3rem 0; border-bottom: 1px solid var(--line); scroll-margin-top: 2rem; }
.article-section:first-child { padding-top: .35rem; }
.section-number { margin: .45rem 0 0; color: var(--accent); font: 700 .72rem ui-monospace, SFMono-Regular, Menlo, monospace; }
h2 { margin: 0 0 1.25rem; color: var(--ink); font-size: clamp(1.75rem, 3vw, 2.7rem); line-height: 1.05; letter-spacing: -.045em; }
h3 { margin: 0 0 .45rem; color: var(--ink); font-size: 1rem; line-height: 1.25; letter-spacing: -.015em; }
p { margin: 0 0 1.25rem; color: var(--muted); font-size: .98rem; line-height: 1.75; }
p:last-child { margin-bottom: 0; }
.record-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; margin: 2rem 0; }
.record-card { min-height: 160px; padding: 1rem; background: var(--panel); border: 1px solid var(--line); border-radius: .55rem; }
.record-icon { display: grid; place-items: center; width: 1.7rem; height: 1.7rem; margin-bottom: 2.2rem; color: var(--accent-ink); background: var(--accent); border-radius: 50%; font-size: .72rem; font-weight: 900; }
.record-card strong { display: block; margin-bottom: .35rem; color: var(--ink); font-size: .86rem; }
.record-card p { margin: 0; font-size: .78rem; line-height: 1.5; }
.steps { display: grid; gap: 0; margin: 2rem 0 0; padding: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 2.7rem 1fr; gap: 1.1rem; padding: 1.25rem 0; border-top: 1px solid var(--line); }
.step-count { padding-top: .1rem; color: var(--warm); font: 700 .72rem ui-monospace, SFMono-Regular, Menlo, monospace; }
.steps p { font-size: .9rem; }
.note-box { margin-top: 2rem; padding: 1.3rem 1.4rem 1.35rem; border-left: 3px solid var(--warm); background: rgba(242, 199, 140, .07); }
.note-label { display: block; margin-bottom: .65rem; color: var(--warm); font: 800 .7rem ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .1em; text-transform: uppercase; }
.note-box p { font-size: .9rem; }
.gates { display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem; margin: 2rem 0; }
.gate { padding: 1.2rem; background: var(--panel); border: 1px solid var(--line); border-radius: .55rem; }
.gate span { display: block; margin-bottom: 2.5rem; color: var(--accent); font: 700 .68rem ui-monospace, SFMono-Regular, Menlo, monospace; text-transform: uppercase; }
.gate strong { display: block; margin-bottom: .5rem; color: var(--ink); font-size: .93rem; }
.gate p { margin: 0; font-size: .8rem; line-height: 1.5; }
.verify-list { display: grid; gap: .65rem; margin: 1.8rem 0 1.6rem; padding: 0; list-style: none; }
.verify-list li { display: grid; grid-template-columns: 135px 1fr; gap: 1rem; padding: .75rem 0; border-top: 1px solid var(--line); }
.verify-list strong { color: var(--ink); font-size: .84rem; }
.verify-list span { color: var(--muted); font-size: .88rem; line-height: 1.5; }
.checklist { display: grid; gap: .85rem; margin: 1.8rem 0; padding: 0; list-style: none; }
.checklist li { position: relative; padding-left: 1.7rem; color: var(--muted); font-size: .92rem; line-height: 1.55; }
.checklist li::before { position: absolute; top: .27rem; left: 0; width: .78rem; height: .78rem; border: 1px solid var(--accent); border-radius: .18rem; content: ""; }
.checklist li::after { position: absolute; top: .14rem; left: .21rem; content: "✓"; color: var(--accent); font-size: .8rem; font-weight: 900; }
.decision-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; margin: 2rem 0; }
.decision-grid div { padding: 1.2rem 1rem; border-top: 2px solid var(--accent); background: var(--panel); }
.decision-grid div:nth-child(2) { border-color: var(--warm); }
.decision-grid div:nth-child(3) { border-color: #9da8a2; }
.decision-grid span { color: var(--ink); font-size: .9rem; font-weight: 850; }
.decision-grid p { margin: .75rem 0 0; font-size: .8rem; line-height: 1.5; }
.faq-section { border-bottom: 0; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 1.25rem 0; color: var(--ink); cursor: pointer; font-size: .95rem; font-weight: 750; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-size: 1.25rem; font-weight: 400; }
details[open] summary::after { content: "−"; }
details p { max-width: 680px; padding: 0 2rem 1.25rem 0; font-size: .9rem; }
.site-footer { display: flex; justify-content: space-between; gap: 1rem; width: min(1240px, calc(100% - 3rem)); margin: 0 auto; padding: 1.4rem 0 2.5rem; color: var(--faint); font-size: .7rem; letter-spacing: .03em; }
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; gap: 0; }
  .rail { position: static; display: flex; gap: .8rem 1.2rem; flex-wrap: wrap; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
  .rail p { flex-basis: 100%; margin: 0; }
}
@media (max-width: 680px) {
  .site-header, .hero, .layout, .site-footer { width: min(100% - 2rem, 1240px); }
  .site-header { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .top-nav { justify-content: flex-start; gap: .8rem 1rem; }
  .hero { padding-top: 4.5rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 3.5rem; }
  .hero-intro { margin-top: 1.7rem; }
  .hero-index { max-width: 430px; }
  .article-section { grid-template-columns: 1fr; gap: .7rem; padding: 3.2rem 0; }
  .section-number { margin: 0; }
  .record-grid, .gates, .decision-grid { grid-template-columns: 1fr; }
  .record-card { min-height: auto; }
  .record-icon { margin-bottom: 1.25rem; }
  .verify-list li { grid-template-columns: 1fr; gap: .25rem; }
  .site-footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}