:root {
  color-scheme: dark;
  --bg: #0a0a0b;
  --panel: #141417;
  --line: #2b2b31;
  --text: #f5f5f5;
  --muted: #aaaab3;
  --accent: #ffb51b;
  --accent-soft: rgba(255, 181, 27, .12);
  --success: #63d391;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.65; }
a { color: var(--accent); }
.shell { width: min(1040px, calc(100% - 32px)); margin: 0 auto; }
header { border-bottom: 1px solid var(--line); }
nav { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { color: var(--text); font-weight: 750; letter-spacing: .02em; text-decoration: none; }
.nav-links { display: flex; flex-wrap: wrap; gap: 18px; }
.nav-links a { color: var(--muted); text-decoration: none; }
.hero { padding: 88px 0 56px; }
.eyebrow { color: var(--accent); font-size: .82rem; font-weight: 750; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 780px; margin: 12px 0 18px; font-size: clamp(2.4rem, 7vw, 5rem); line-height: .98; letter-spacing: -.055em; }
h2 { margin-top: 44px; line-height: 1.2; }
p, li { color: var(--muted); }
.lead { max-width: 700px; font-size: 1.15rem; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 28px 0 64px; }
.card { min-height: 190px; padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: var(--panel); }
.card h2 { margin: 0 0 10px; font-size: 1.15rem; }
.button { display: inline-block; margin-top: 12px; padding: 10px 14px; border-radius: 10px; background: var(--accent); color: #111; font-weight: 750; text-decoration: none; }
main.article { max-width: 820px; padding: 48px 0 80px; }
main.article h1 { font-size: clamp(2.5rem, 6vw, 4.25rem); line-height: 1.04; }
.notice { margin: 28px 0; padding: 18px 20px; border-left: 3px solid var(--accent); background: var(--panel); }
code { color: #fff; overflow-wrap: anywhere; }
.article-intro { max-width: 720px; font-size: 1.08rem; }
.meta-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 28px 0; }
.meta-item { padding: 16px 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.meta-item strong, .meta-item span { display: block; }
.meta-item span { margin-top: 4px; color: var(--muted); }
.status { display: inline-flex; align-items: center; gap: 8px; margin: 8px 0 0; padding: 6px 10px; border: 1px solid rgba(99, 211, 145, .35); border-radius: 999px; color: var(--success); background: rgba(99, 211, 145, .08); font-size: .86rem; font-weight: 700; }
.toc { margin: 28px 0 44px; padding: 20px 24px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); }
.toc strong { display: block; margin-bottom: 8px; }
.toc ol { margin: 0; padding-left: 22px; columns: 2; }
.toc li { break-inside: avoid; }
.steps { padding: 0; list-style: none; counter-reset: guide-step; }
.steps > li { position: relative; margin: 18px 0; padding: 2px 0 2px 50px; counter-increment: guide-step; }
.steps > li::before { position: absolute; left: 0; top: 0; width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: #111; content: counter(guide-step); display: grid; place-items: center; font-weight: 800; }
.checklist { padding: 0; list-style: none; }
.checklist li { position: relative; margin: 10px 0; padding-left: 30px; }
.checklist li::before { position: absolute; left: 0; color: var(--success); content: "✓"; font-weight: 900; }
.path { display: block; margin: 12px 0; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: #0f0f11; color: #fff; overflow-wrap: anywhere; }
.figure { margin: 24px 0 36px; }
.figure img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.figure figcaption { margin-top: 10px; color: var(--muted); font-size: .9rem; }
.figure.narrow { max-width: 720px; }
.figure.dialog { max-width: 520px; }
.screenshot-sequence { display: grid; gap: 24px; margin: 26px 0 38px; }
.screenshot-sequence .figure { margin: 0; }
.callout { margin: 24px 0; padding: 18px 20px; border: 1px solid rgba(255, 181, 27, .38); border-radius: 14px; background: var(--accent-soft); }
.callout strong { color: #fff; }
.version-note { font-size: .9rem; }
.success-panel { display: grid; gap: 6px; margin: 30px 0; padding: 20px 22px; border: 1px solid rgba(99, 211, 145, .4); border-radius: 16px; background: rgba(99, 211, 145, .08); }
.success-panel strong { color: var(--success); font-size: 1.05rem; }
.success-panel span { color: var(--muted); }
.release-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0; }
.button.secondary { border: 1px solid var(--line); background: var(--panel); color: var(--text); }
.hash { font-size: .84rem; word-break: break-all; }
.mini-table { width: 100%; margin: 18px 0; border-collapse: collapse; }
.mini-table th, .mini-table td { padding: 12px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.mini-table th { color: #fff; }
.mini-table td { color: var(--muted); }
.english { margin-top: 56px; padding-top: 30px; border-top: 1px solid var(--line); }
footer { padding: 26px 0 48px; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
@media (max-width: 720px) {
  .grid, .meta-grid { grid-template-columns: 1fr; }
  nav { align-items: flex-start; padding: 18px 0; flex-direction: column; }
  .nav-links { gap: 12px 16px; }
  .hero { padding-top: 56px; }
  main.article { padding-top: 36px; }
  .toc ol { columns: 1; }
  .steps > li { padding-left: 44px; }
  .mini-table { display: block; overflow-x: auto; }
}