/* PC 客户端使用指导：多页文档布局（参考 CodeBuddy 文档） */
.docs {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 200px;
  gap: 36px;
  align-items: start;
  padding: 36px 0 64px;
}
.docs-nav { position: sticky; top: 24px; max-height: calc(100vh - 48px); overflow: auto; }
.docs-nav .nav-group { margin-bottom: 18px; }
.docs-nav .group-title {
  font-size: 12px; letter-spacing: 1px; text-transform: uppercase;
  color: var(--purple); font-weight: 700; margin-bottom: 6px; padding-left: 12px;
}
.docs-nav a {
  display: block; padding: 7px 12px; border-radius: 9px; font-size: 14px;
  color: var(--ink-2); border-left: 2px solid transparent; transition: all .18s ease;
}
.docs-nav a:hover { color: var(--purple); background: var(--bg-soft2); }
.docs-nav a.active { color: var(--purple); background: var(--bg-soft2); border-left-color: var(--purple); font-weight: 600; }

.docs-main { max-width: 760px; font-size: 15.5px; line-height: 1.85; color: var(--ink-2); }
.docs-main h1 { font-size: 30px; font-weight: 800; color: var(--ink); margin: 0 0 18px; letter-spacing: -.5px; }
.docs-main h2 { font-size: 22px; font-weight: 800; color: var(--ink); margin: 40px 0 14px; scroll-margin-top: 24px; }
.docs-main h3 { font-size: 17px; font-weight: 700; color: var(--ink); margin: 26px 0 10px; scroll-margin-top: 24px; }
.docs-main p { margin-bottom: 14px; }
.docs-main ul, .docs-main ol { margin: 0 0 16px 22px; display: grid; gap: 8px; }
.docs-main li { padding-left: 4px; }
.docs-main strong { color: var(--ink); font-weight: 600; }
.docs-main a { color: var(--purple); text-decoration: underline; }
.docs-main .legal-note {
  background: var(--bg-soft2); border-left: 3px solid var(--purple);
  border-radius: 0 12px 12px 0; padding: 16px 20px; margin: 20px 0; font-size: 14.5px;
}
.docs-main .legal-note.warn { background: #fff7ed; border-left-color: #f59e0b; }
.docs-main .legal-note p:last-child { margin-bottom: 0; }
.docs-main .legal-table { width: 100%; border-collapse: collapse; margin: 18px 0 22px; font-size: 14px; }
.docs-main .legal-table th, .docs-main .legal-table td { border: 1px solid var(--line); padding: 11px 14px; text-align: left; vertical-align: top; }
.docs-main .legal-table th { background: var(--bg-soft); color: var(--ink); font-weight: 700; }
.docs-main .legal-table td { color: var(--ink-2); }
.docs-main ol.steps { counter-reset: step; list-style: none; margin: 0 0 16px; display: grid; gap: 14px; }
.docs-main ol.steps > li { position: relative; padding: 4px 0 4px 40px; }
.docs-main ol.steps > li::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 50%;
  background: var(--purple); color: #fff; font-size: 13px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.docs-main ol.steps > li > strong { color: var(--ink); }

/* 截图占位 */
.docs-main .fig {
  margin: 22px 0; border: 2px dashed var(--line); border-radius: 14px;
  background: var(--bg-soft); min-height: 210px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 26px 22px; color: var(--ink-3);
}
.docs-main .fig .fig-ico { font-size: 34px; margin-bottom: 8px; }
.docs-main .fig .fig-title { font-size: 15px; font-weight: 700; color: var(--ink-2); }
.docs-main .fig .fig-cap { font-size: 13px; color: var(--ink-3); margin-top: 6px; max-width: 600px; line-height: 1.6; }
.docs-main .fig img { max-width: 100%; border-radius: 10px; }

/* 右侧本页目录 */
.page-toc { position: sticky; top: 24px; font-size: 13px; align-self: start; }
.page-toc .toc-h { font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--ink-3); margin-bottom: 10px; font-weight: 700; }
.page-toc a { display: block; padding: 4px 0 4px 12px; border-left: 2px solid var(--line); color: var(--ink-3); transition: all .18s ease; }
.page-toc a:hover, .page-toc a.active { color: var(--purple); border-left-color: var(--purple); }

/* 底部上一页 / 下一页 */
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); }
.pager a { flex: 1; padding: 16px 18px; border: 1px solid var(--line); border-radius: 12px; color: var(--ink-2); text-decoration: none; transition: all .18s ease; }
.pager a:hover { border-color: var(--purple); color: var(--purple); }
.pager a .p-label { font-size: 12px; color: var(--ink-3); }
.pager a .p-title { font-weight: 600; margin-top: 2px; }
.pager a.next { text-align: right; }
.pager a.empty { visibility: hidden; }

/* 概览页卡片 */
.guide-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding: 40px 0 56px; }
.guide-card { border: 1px solid var(--line); border-radius: 16px; padding: 24px 26px; background: var(--bg-soft); }
.guide-card h3 { font-size: 20px; font-weight: 800; color: var(--ink); margin: 0 0 4px; }
.guide-card .card-sub { color: var(--ink-3); font-size: 14px; margin-bottom: 14px; }
.guide-card a { display: block; padding: 9px 0; border-bottom: 1px solid var(--line); color: var(--ink-2); text-decoration: none; font-weight: 500; }
.guide-card a:last-child { border-bottom: none; }
.guide-card a:hover { color: var(--purple); }

@media (max-width: 1100px) {
  .docs { grid-template-columns: 240px minmax(0, 1fr); }
  .page-toc { display: none; }
}
@media (max-width: 760px) {
  .docs { grid-template-columns: 1fr; }
  .docs-nav { display: none; }
  .guide-grid { grid-template-columns: 1fr; }
}