/* Documentation page (/docs/): sidebar table of contents + long-form content. */

.brand-sub { color: var(--muted); font-weight: 500; margin-left: 2px; }
.docs-top .btn-small { margin-left: 4px; }
.menu-btn { display: none; margin-left: 8px; font: 500 14px var(--sans); color: var(--text); background: var(--card-2);
  border: 1px solid var(--line-2); padding: 7px 12px; border-radius: 10px; cursor: pointer; }

.docs { display: grid; grid-template-columns: 236px minmax(0, 1fr); gap: 56px; align-items: start; padding: 36px 0 72px; }

/* sidebar */
.toc { position: sticky; top: 86px; max-height: calc(100vh - 106px); overflow-y: auto; padding-right: 6px; font-size: 15px; }
.toc-search input { width: 100%; font: 15px var(--sans); color: var(--text); background: var(--card); border: 1px solid var(--line-2);
  border-radius: 10px; padding: 9px 12px; outline: none; }
.toc-search input:focus { border-color: var(--accent); }
.toc nav { display: flex; flex-direction: column; margin-top: 14px; }
.toc-h { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 16px 0 4px 10px; }
.toc nav a { color: var(--text-2); text-decoration: none; padding: 5px 10px; border-radius: 8px; border-left: 2px solid transparent; }
.toc nav a:hover { color: var(--text); background: var(--card); }
.toc nav a.on { color: var(--text); background: var(--card); border-left-color: var(--accent); }
.toc-empty { margin: 12px 10px; }

/* content */
.doc-body { min-width: 0; max-width: 760px; }
.doc-head h1 { font-size: clamp(34px, 4.4vw, 46px); letter-spacing: -0.03em; }
.doc-head .lead { color: var(--text-2); font-size: 18px; margin-top: 14px; }
.doc-sec { padding-top: 44px; margin-top: 44px; border-top: 1px solid var(--line); }
.doc-sec h2 { font-size: clamp(26px, 3vw, 32px); margin-bottom: 14px; }
.doc-sec h3 { margin: 28px 0 10px; font-size: 19px; font-weight: 700; }
.doc-sec p { color: var(--text-2); }
.doc-sec p + p { margin-top: 12px; }
.doc-sec ul, .doc-sec ol { color: var(--text-2); padding-left: 22px; margin: 12px 0 0; }
.doc-sec li { margin: 7px 0; }
.doc-sec li b, .doc-sec p b { color: var(--text); font-weight: 500; }
.doc-sec .steps { padding-left: 22px; }
.doc-sec .steps li::marker { color: var(--accent); font-weight: 700; }
.doc-sec q { color: var(--text); }
.doc-sec .table-card { margin-top: 14px; }
.doc-sec .faq { margin-top: 6px; }

.callout { margin-top: 18px; padding: 16px 18px; border-radius: 14px; background: var(--card); border: 1px solid var(--line);
  border-left: 3px solid var(--accent); color: var(--text-2); font-size: 16px; }
.callout b { color: var(--text); font-weight: 500; }

table.dt { width: 100%; border-collapse: separate; border-spacing: 0; margin-top: 14px; font-size: 15px; background: var(--card);
  border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
table.dt code { overflow-wrap: anywhere; }
table.dt th { text-align: left; font-size: 13px; font-weight: 500; color: var(--muted); padding: 12px 16px; border-bottom: 1px solid var(--line); }
table.dt td { padding: 11px 16px; border-bottom: 1px solid var(--line); color: var(--text-2); vertical-align: top; }
table.dt tr:last-child td { border-bottom: 0; }

.doc-foot { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); }
.doc-sec.hit h2 { color: var(--accent); }

@media (max-width: 900px) {
  .docs { grid-template-columns: 1fr; gap: 0; padding-top: 20px; }
  .menu-btn { display: inline-block; margin-left: auto; }
  .docs-top .nav { display: none; }
  .toc { display: none; position: fixed; inset: 62px 0 0 0; max-height: none; z-index: 25; background: var(--bg); padding: 18px 24px 40px; }
  body.toc-open .toc { display: block; }
  body.toc-open { overflow: hidden; }
}
@media (max-width: 600px) {
  .docs-top .btn-small { display: none; }
  .doc-sec { padding-top: 32px; margin-top: 32px; }
}