/* xinchuang/assets/site.css · 信创研究站专属样式
 * 基础令牌 / toolbar / hero / toc / 卡片 / 表格 / 暗色 / 小屏抽屉来自 base.css。
 * 本文件只写文档站特有的排版与组件；所有颜色一律走 CSS 变量，不引入新色值。
 */

/* ---------- 工具条：品牌 + 搜索 ---------- */
.toolbar .brand { color: var(--strong); text-decoration: none; }
.toolbar .brand:hover { color: var(--accent); text-decoration: none; }
.search-box { position: relative; }
.search-box input {
  font-family: var(--font-sans); font-size: .85rem; color: var(--text);
  background: var(--bg-page); border: 1px solid var(--border-strong);
  border-radius: 9px; padding: .4rem .7rem; width: 190px; outline: none;
  transition: var(--transition);
}
.search-box input:focus { border-color: var(--accent); }
.search-box input::placeholder { color: var(--dim); }
.search-results {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 1200;
  width: min(420px, 86vw); max-height: 340px; overflow-y: auto;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: 10px; box-shadow: var(--shadow-md); padding: 6px;
}
.search-results[hidden] { display: none; }
.search-result {
  display: block; padding: 8px 10px; border-radius: 7px;
  color: var(--text); font-size: 13.5px; text-decoration: none;
}
.search-result:hover, .search-result.is-active { background: var(--bg-elev); text-decoration: none; }
.search-result .sr-doc { display: block; font-size: 11.5px; color: var(--dim); margin-top: 2px; }
.search-empty { padding: 10px; font-size: 13px; color: var(--dim); }

/* ---------- 首页文档地图卡片 ---------- */
.doc-map { padding: 42px 0 8px; }
.doc-map h2 { margin-bottom: 6px; }
.doc-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px; margin: 20px 0 8px;
}
.doc-card {
  display: block; position: relative; padding: 16px 18px 18px;
  background: var(--bg-card); border: 1px solid var(--line);
  border-left: 4px solid var(--accent); border-radius: 10px;
  color: var(--text); text-decoration: none; transition: var(--transition);
}
.doc-card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.doc-card .doc-num {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .06em;
  color: var(--accent); margin-bottom: 6px;
}
.doc-card h3 { margin: 0 0 8px; font-size: 16.5px; color: var(--strong); }
.doc-card .doc-q { margin: 0 0 10px; font-size: 13.5px; color: var(--muted); line-height: 1.6; }
.doc-card .doc-view {
  display: inline-block; font-size: 11.5px; color: var(--dim);
  border: 1px solid var(--line); border-radius: 999px; padding: 2px 9px;
}

/* ---------- 文档正文 ---------- */
.doc-body { min-width: 0; }
.doc-body--index { padding: 8px 0 46px; }
.doc-body h2 {
  font-size: 23px; margin: 38px 0 14px; padding-bottom: 8px;
  border-bottom: 1px solid var(--line); scroll-margin-top: calc(var(--toolbar-h) + 18px);
}
.doc-body h3 { font-size: 18px; margin: 28px 0 10px; scroll-margin-top: calc(var(--toolbar-h) + 18px); }
.doc-body h4 { font-size: 16px; }
.doc-body p { line-height: 1.85; }
.doc-body ul, .doc-body ol { padding-left: 1.35rem; }
.doc-body li { line-height: 1.8; margin: 5px 0; }
.doc-body hr.sec-sep { border: none; border-top: 1px dashed var(--line); margin: 30px 0; }
.doc-body blockquote {
  background: var(--bg-card); border-left: 4px solid var(--accent);
  border-radius: 8px; padding: 12px 16px; margin: 18px 0; color: var(--muted);
}
.doc-body blockquote p { margin: 4px 0; color: var(--muted); font-size: 14.5px; }
.doc-body pre {
  background: var(--code-bg); color: var(--code-ink); border: 1px solid var(--line);
  border-radius: 9px; padding: 14px 16px; overflow-x: auto; margin: 18px 0;
  font-size: 13px; line-height: 1.7;
}
.doc-body pre code { background: none; padding: 0; font-size: inherit; color: inherit; }
.table-wrap { overflow-x: auto; margin: 18px 0; border: 1px solid var(--line); border-radius: 10px; }
.table-wrap table { margin: 0; min-width: 520px; }
.table-wrap th, .table-wrap td { white-space: normal; }
.table-wrap tbody tr:last-child td { border-bottom: none; }
.ta-left { text-align: left; } .ta-center { text-align: center; } .ta-right { text-align: right; }
.doc-body a { text-decoration: underline; text-underline-offset: 2px; }

/* ---------- 页内目录（桌面左侧竖排；小屏交给 base.css 抽屉） ---------- */
@media (min-width: 1025px) {
  .doc-layout { display: grid; grid-template-columns: 232px minmax(0, 1fr); gap: 30px; align-items: start; }
  nav.toc.doc-toc {
    position: sticky; top: calc(var(--toolbar-h) + 16px); margin: 28px 0 0;
    max-height: calc(100vh - var(--toolbar-h) - 40px); overflow-y: auto;
    background: transparent; border: none; padding: 0;
  }
  nav.toc.doc-toc .wrap {
    display: flex; flex-direction: column; gap: 1px;
    background: transparent; border: none; border-radius: 0; padding: 0;
    font-size: 13.5px;
  }
  nav.toc.doc-toc .wrap a {
    display: block; padding: 5px 9px; border-radius: 6px;
    border-left: 2px solid var(--line); color: var(--muted); line-height: 1.5;
  }
  nav.toc.doc-toc .wrap a:hover { background: var(--bg-card); color: var(--text); text-decoration: none; }
  nav.toc.doc-toc .wrap a.toc-h3 { padding-left: 20px; font-size: 12.5px; }
  nav.toc.doc-toc .wrap a.is-current {
    color: var(--accent); font-weight: 650; border-left-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, transparent);
  }
  .doc-layout > .doc-body { padding: 28px 0 40px; }
}

/* 首页横排目录（沿用 base.css 的 nav.toc 视觉） */
nav.toc--top { margin-top: 24px; }

/* ---------- 上下篇 ---------- */
.doc-pager {
  max-width: var(--maxw); margin: 8px auto 0; padding: 0 22px 24px;
  display: flex; justify-content: space-between; gap: 14px;
}
.pg-link {
  flex: 1 1 0; display: flex; flex-direction: column; gap: 3px;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: 10px; padding: 12px 16px; color: var(--text); text-decoration: none;
}
.pg-link:hover { border-color: var(--accent); text-decoration: none; }
.pg-link span { font-size: 12px; color: var(--dim); }
.pg-link b { font-size: 14.5px; color: var(--strong); font-weight: 650; }
.pg-right { text-align: right; }
.pg-empty { flex: 1 1 0; }

/* ---------- 小屏 ---------- */
@media (max-width: 1024px) {
  /* doc-toc 由 base.css 的 .toc-fab + 抽屉机制接管，这里只做正文单列 */
  .doc-layout { display: block; padding-top: 20px; }
  .doc-layout > .doc-body { padding: 0 0 30px; }
  .doc-map { padding-top: 30px; }
}
@media (max-width: 768px) {
  .search-box input { width: 130px; font-size: 12.5px; }
  .toolbar { padding: 8px 14px; }
  .toolbar .brand { font-size: .88rem; }
  .doc-grid { grid-template-columns: 1fr; }
  .doc-body h2 { font-size: 20px; }
  .doc-body h3 { font-size: 16.5px; }
  .doc-pager { flex-direction: column; }
  .pg-empty { display: none; }
  .hero--compact { padding: 40px 0 28px; }
  .table-wrap table { min-width: 480px; font-size: 13px; }
}
@media (max-width: 480px) {
  .search-box input { width: 96px; }
  .btn { padding: 4px 7px; font-size: 12px; }
  .search-results { right: -56px; width: min(340px, 92vw); }
  .doc-body pre { font-size: 12px; padding: 10px 12px; }
  footer { padding-bottom: 90px; }
}

@media print {
  .toolbar, .toc-fab, .toc-backdrop, .doc-pager { display: none !important; }
  .doc-layout { display: block; }
  .table-wrap { overflow: visible; }
}