/* Документы сайта (rules, privacy, terms, giveaway-rules): те же токены, шапка и подвал, что у /guide/. */
:root {
  color-scheme: dark;
  --ink: #07090d;
  --vault: #0e121a;
  --line: rgba(170, 188, 230, .12);
  --line-strong: rgba(170, 188, 230, .22);
  --silver: #e8ebf2;
  --text: #c3c9d6;
  --mist: #a6aec0;
  --dim: #8a93a7;
  --sapphire: #93a9ff;
  --emerald: #6fdcac;
  --amber: #f0cf74;
  --coral: #f59a9a;
  --sans: "Onest", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-family: var(--sans);
  background: var(--ink);
  color: var(--silver);
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
  -webkit-text-size-adjust: 100%;
}

* { box-sizing: border-box; }
body { margin: 0; font-size: 17px; line-height: 1.7; background: var(--ink); -webkit-font-smoothing: antialiased; }
a { color: var(--sapphire); text-underline-offset: 4px; text-decoration-color: rgba(147, 169, 255, .4); }
a:hover { color: #c3d0ff; text-decoration-color: currentColor; }
a:focus-visible { outline: 2px solid var(--sapphire); outline-offset: 4px; border-radius: 6px; }
.site-header, .doc-tabs, .doc, .site-footer { width: min(820px, calc(100% - 48px)); margin-inline: auto; }

/* Шапка */
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 88px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--silver); text-decoration: none; }
.brand:hover { color: var(--silver); }
.brand-mark { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--sapphire); background: radial-gradient(circle at 50% 30%, #1d2741, #0c0f16); }
.brand-name { font-size: 21px; font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.brand-caption { display: block; margin-top: 5px; font-size: 12px; font-weight: 400; letter-spacing: 0; color: var(--dim); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 42px; padding: 9px 18px; border-radius: 999px; background: var(--sapphire); color: #0a1226; font-size: 14px; font-weight: 650; line-height: 1.2; text-decoration: none; white-space: nowrap; }
.button:hover { color: #0a1226; background: #b4c4ff; }
.vk-mark { font-weight: 800; letter-spacing: -.05em; }

/* Вкладки документов */
.doc-tabs { display: flex; gap: 6px; overflow-x: auto; padding-block: 10px 0; border-top: 1px solid var(--line); scrollbar-width: none; }
.doc-tabs::-webkit-scrollbar { display: none; }
.doc-tabs a { flex-shrink: 0; padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; color: var(--mist); font-size: 14px; text-decoration: none; white-space: nowrap; }
.doc-tabs a:hover { color: var(--silver); border-color: var(--line-strong); }
.doc-tabs a[aria-current="page"] { color: #0a1226; background: var(--sapphire); border-color: var(--sapphire); }

/* Текст документа */
.doc { padding-block: 48px 24px; }
.doc h1 { margin: 0 0 10px; font-size: clamp(34px, 5vw, 52px); line-height: 1.05; font-weight: 800; letter-spacing: -.035em; color: var(--silver); text-wrap: balance; }
.doc .meta { margin-bottom: 32px; font-size: 14px; color: var(--dim); }
.doc h2 { margin: 48px 0 14px; padding-top: 24px; border-top: 1px solid var(--line); font-size: clamp(22px, 2.6vw, 26px); line-height: 1.25; font-weight: 800; letter-spacing: -.025em; color: var(--silver); scroll-margin-top: 24px; }
.doc h3 { margin: 28px 0 8px; font-size: 18px; line-height: 1.35; font-weight: 650; color: var(--silver); }
.doc p, .doc li { color: var(--text); }
.doc p { margin: 0 0 16px; }
.doc strong { color: var(--silver); font-weight: 650; }
.doc ul, .doc ol { padding-left: 22px; margin: 0 0 18px; }
.doc li { margin-bottom: 8px; }
.doc li::marker { color: var(--sapphire); }
.doc hr { border: 0; border-top: 1px solid var(--line); margin: 48px 0 20px; }
.doc .doc-fineprint { font-size: 14px; color: var(--dim); }

.doc .toc { margin: 0 0 32px; padding: 20px 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--vault); }
.doc .toc-title { margin-bottom: 8px; font-size: 14px; font-weight: 650; color: var(--silver); }
.doc .toc ol { margin: 0; }
.doc .toc li { margin: 4px 0; }
.doc .toc a { color: var(--mist); text-decoration: none; }
.doc .toc a:hover { color: var(--silver); }

.doc .box-ok, .doc .box-warn, .doc .box-bad, .doc .note, .doc .warn { margin: 20px 0; padding: 18px 22px; border: 1px solid; border-left-width: 3px; border-radius: 4px 16px 16px 4px; }
.doc .box-ok { border-color: rgba(111, 220, 172, .2); border-left-color: var(--emerald); background: rgba(111, 220, 172, .05); }
.doc .box-warn, .doc .note { border-color: rgba(240, 207, 116, .2); border-left-color: var(--amber); background: rgba(240, 207, 116, .05); }
.doc .box-bad, .doc .warn { border-color: rgba(245, 154, 154, .2); border-left-color: var(--coral); background: rgba(245, 154, 154, .05); }
.doc .box-ok > :last-child, .doc .box-warn > :last-child, .doc .box-bad > :last-child, .doc .note > :last-child, .doc .warn > :last-child { margin-bottom: 0; }

.doc .table-wrap { overflow-x: auto; margin: 20px 0; border: 1px solid var(--line); border-radius: 16px; background: var(--vault); }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.55; }
.doc th, .doc td { padding: 12px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.doc th { color: var(--dim); font-size: 13px; font-weight: 500; }
.doc td { color: var(--text); }
.doc td:first-child { color: var(--silver); font-weight: 600; }
.doc tbody tr:last-child td { border-bottom: 0; }

/* Подвал */
.site-footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px 24px; padding: 28px 0 40px; border-top: 1px solid var(--line); font-size: 14px; color: var(--dim); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.site-footer a { color: var(--mist); text-decoration: none; }
.site-footer a:hover { color: var(--silver); }

@media (max-width: 700px) {
  body { font-size: 16px; }
  .site-header, .doc-tabs, .doc, .site-footer { width: calc(100% - 32px); }
  .site-header { min-height: 72px; }
  .brand-mark { width: 36px; height: 36px; }
  .brand-name { font-size: 19px; }
  .button .vk-mark { display: none; }
  .doc-tabs { width: 100%; padding-inline: 16px; }
  .doc { padding-top: 32px; }
  .doc h2 { margin-top: 36px; padding-top: 20px; }
  .doc .toc { padding: 16px 18px; }
  .doc .box-ok, .doc .box-warn, .doc .box-bad, .doc .note, .doc .warn { padding: 16px 18px; }
  .doc th, .doc td { padding: 10px 12px; }
  .site-footer { flex-direction: column; }
}

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