:root {
  --ink: #19252d;
  --muted: #5d6e78;
  --paper: #fbfaf7;
  --line: #d8e2e5;
  --panel: #ffffff;
  --soft: #eef6f5;
  --teal: #237a76;
  --blue: #244b65;
  --gold: #d6a84b;
  --danger: #b45240;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.72;
  letter-spacing: 0;
}
a { color: inherit; }
.layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
}
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  padding: 22px 18px;
  background: #14252d;
  color: #edf5f7;
  border-right: 1px solid rgba(255,255,255,.08);
}
.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 18px;
}
.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--gold);
  color: #14252d;
  font-weight: 900;
  font-size: 22px;
}
.brand strong, .brand small { display: block; }
.brand small { color: #b7c6cc; font-size: 12px; }
.toc-search {
  width: 100%;
  height: 36px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 7px;
  background: rgba(255,255,255,.08);
  color: #fff;
  padding: 0 10px;
  margin: 0 0 12px;
}
.toc-search::placeholder { color: #c5d2d7; }
.quick-jump {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 14px;
}
.quick-jump a, .toc a {
  text-decoration: none;
  border-radius: 6px;
}
.quick-jump a {
  padding: 7px 8px;
  background: rgba(255,255,255,.08);
  color: #f7fbfc;
  font-size: 12px;
  font-weight: 800;
}
.toc {
  display: grid;
  gap: 2px;
  font-size: 13px;
}
.toc a {
  color: #dfe9ec;
  padding: 6px 8px;
}
.toc a:hover { background: rgba(255,255,255,.1); }
.toc-l1 { margin-top: 7px; font-weight: 900; }
.toc-l2 { padding-left: 18px !important; color: #b9cbd1 !important; }
.content {
  min-width: 0;
  overflow-x: clip;
}
.report-hero {
  padding: 34px clamp(24px, 4vw, 58px) 22px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.eyebrow {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  margin: 0 0 6px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 26px;
  align-items: end;
}
.report-hero h1 {
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.08;
  margin: 0 0 10px;
}
.hero-note {
  color: var(--muted);
  max-width: 860px;
  margin: 0;
  font-size: 17px;
}
.hero-actions {
  display: grid;
  gap: 8px;
}
.hero-actions a {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 7px;
  background: #14252d;
  color: #fff;
  text-decoration: none;
  font-weight: 900;
}
.sales-desk {
  padding: 22px clamp(24px, 4vw, 58px);
  border-bottom: 1px solid var(--line);
  background: #f7fbfb;
}
.desk-head {
  max-width: 900px;
  margin-bottom: 14px;
}
.desk-head h2, .material-workflow h2 {
  margin: 0 0 4px;
  font-size: 22px;
  line-height: 1.25;
}
.desk-head p, .material-workflow p {
  margin: 0;
  color: var(--muted);
}
.desk-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}
.desk-grid article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}
.desk-grid span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 900;
}
.desk-grid h3 {
  margin: 2px 0 6px;
  font-size: 16px;
}
.desk-grid p {
  margin: 0;
  color: #4c5f68;
  font-size: 14px;
  line-height: 1.58;
}
.desk-line {
  margin-top: 12px;
  padding: 10px 12px;
  border-left: 4px solid var(--gold);
  background: #fff8ec;
  color: #35444b;
  font-size: 14px;
}
.course-map {
  padding: 18px clamp(24px, 4vw, 58px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}
.chapter-card {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 13px;
}
.chapter-card span {
  display: block;
  color: var(--teal);
  font-size: 11px;
  margin-bottom: 3px;
}
.material-workflow {
  padding: 24px clamp(24px, 4vw, 58px) 4px;
  max-width: 1180px;
}
.material-workflow ol {
  list-style: none;
  counter-reset: step;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}
.material-workflow li {
  counter-increment: step;
  min-height: 100%;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.material-workflow li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  color: var(--teal);
  font-size: 11px;
  font-weight: 900;
  margin-bottom: 4px;
}
.material-workflow strong, .material-workflow span {
  display: block;
}
.material-workflow span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}
.manual-article {
  max-width: 1060px;
  padding: 28px clamp(24px, 4vw, 58px) 80px;
  overflow-wrap: anywhere;
}
.manual-article h1, .manual-article h2, .manual-article h3, .manual-article h4 {
  scroll-margin-top: 20px;
  line-height: 1.25;
}
.manual-article h1 {
  margin: 46px 0 16px;
  padding-top: 22px;
  border-top: 3px solid #14252d;
  font-size: 32px;
}
.manual-article h1:first-child {
  margin-top: 0;
  border-top: 0;
  padding-top: 0;
}
.manual-article h2 {
  margin: 32px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
  font-size: 24px;
}
.manual-article h3 {
  margin: 24px 0 10px;
  font-size: 19px;
}
.manual-article h4 {
  margin: 18px 0 8px;
  font-size: 16px;
}
.chapter-label {
  display: block;
  color: var(--teal);
  font-size: 12px;
  letter-spacing: 0;
  margin-bottom: 4px;
}
.heading-anchor { text-decoration: none; }
.manual-article p, .manual-article li {
  font-size: 16px;
}
.manual-article strong {
  color: #0f1d24;
}
.manual-callout {
  margin: 18px 0;
  padding: 12px 15px;
  border-left: 4px solid var(--gold);
  background: #fff8ec;
  color: #3d4b52;
}
.table-wrap {
  overflow-x: auto;
  max-width: 100%;
  margin: 16px 0 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}
th, td {
  border: 1px solid var(--line);
  padding: 8px 10px;
  vertical-align: top;
  text-align: left;
}
th {
  background: #eef6f5;
  font-weight: 900;
}
.source-tag {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  padding: 1px 6px;
  margin: 0 2px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 900;
  vertical-align: 1px;
}
.official, .official-local { background: #e4f2f0; color: #17645f; }
.practice { background: #fff1d8; color: #8a5c08; }
.media { background: #edf0f6; color: #43536b; }
.inference { background: #f7e8df; color: #9a4d37; }
.verify { background: #fde4e0; color: #a23c33; }
.manual-figure {
  margin: 22px 0 26px;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.manual-figure a {
  display: block;
  background: #f6f8f8;
  border-radius: 6px;
  overflow: auto;
}
.manual-figure img {
  display: block;
  width: 100%;
  max-height: 760px;
  object-fit: contain;
  object-position: top center;
  background: #fff;
}
.manual-figure figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}
.manual-figure figcaption a {
  display: inline;
  color: var(--blue);
  font-weight: 900;
  background: transparent;
}
.missing-images {
  margin: 28px clamp(24px, 4vw, 58px);
  padding: 14px;
  border: 1px solid #efc2b9;
  background: #fff5f2;
  border-radius: 8px;
  color: #7a372b;
}
.hidden-by-search { display: none !important; }
@media (max-width: 1180px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
    max-height: none;
  }
  .toc { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .toc-l2 { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .desk-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .course-map { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .material-workflow ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  body { line-height: 1.62; }
  .sidebar { padding: 16px; }
  .sidebar .toc { display: none; }
  .report-hero, .manual-article, .course-map, .sales-desk, .material-workflow { padding-left: 16px; padding-right: 16px; }
  .report-hero h1 { font-size: 28px; }
  .desk-head h2, .material-workflow h2 { font-size: 20px; }
  .manual-article h1 { font-size: 25px; }
  .manual-article h2 { font-size: 21px; }
  .manual-article p, .manual-article li { font-size: 15px; }
  .desk-grid, .material-workflow ol { grid-template-columns: 1fr; }
  .course-map { grid-template-columns: 1fr; }
  .manual-figure { padding: 8px; }
  .manual-figure img { max-height: 560px; }
  .table-wrap {
    overflow: visible;
    border: 0;
    border-radius: 0;
    background: transparent;
  }
  .table-wrap table,
  .table-wrap thead,
  .table-wrap tbody,
  .table-wrap tr,
  .table-wrap th,
  .table-wrap td {
    display: block;
    width: 100%;
    min-width: 0;
  }
  .table-wrap thead {
    display: none;
  }
  .table-wrap tr {
    margin: 0 0 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
  }
  .table-wrap th,
  .table-wrap td {
    border: 0;
    border-bottom: 1px solid var(--line);
    padding: 9px 10px;
  }
  .table-wrap tr > *:last-child {
    border-bottom: 0;
  }
}
@media print {
  @page { size: A4; margin: 13mm 12mm; }
  body { background: #fff; font-size: 10pt; line-height: 1.5; }
  .layout { display: block; }
  .sidebar, .course-map, .hero-actions, .toc-search { display: none !important; }
  .report-hero { padding: 0 0 8mm; }
  .sales-desk, .material-workflow { padding: 0 0 6mm; break-inside: avoid; }
  .desk-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .material-workflow ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .manual-article { max-width: none; padding: 0; }
  .manual-article h1 { page-break-before: always; font-size: 19pt; }
  .manual-article h1:first-child { page-break-before: auto; }
  .manual-article h2 { font-size: 14pt; }
  .manual-article h3 { font-size: 11pt; }
  .manual-article p, .manual-article li { font-size: 9.5pt; }
  .table-wrap { overflow: visible; }
  table { min-width: 0; font-size: 8pt; }
  th, td { padding: 4px 5px; }
  .manual-figure { break-inside: avoid; padding: 3mm; }
  .manual-figure img { max-height: 125mm; }
}