/* Four-document reading system. Shared by online reading and clean PDF print views. */
.opc-doc-workspace { --doc-blue:#285ba7; --doc-line:#dce3eb; --doc-muted:#68778c; }
.opc-doc-metadata { display:flex; align-items:center; flex-wrap:wrap; gap:12px 24px; margin:0 28px; padding:0 0 22px; color:#758195; font-size:11px; }
.opc-doc-metadata > span { display:flex; flex-wrap:wrap; gap:8px; }
.opc-doc-metadata b { color:#425269; font-size:11px; font-weight:500; font-variant-numeric:tabular-nums; }
.zmt-opc .opc-doc-metadata > a { display:inline-flex; align-items:center; min-height:40px; gap:12px; margin-left:auto; padding:7px 12px; color:#234f91; background:#edf3fb; border-radius:4px; font-size:12px; }
.zmt-opc .opc-document-tabs { grid-template-columns:repeat(4,minmax(0,1fr)); }
.zmt-opc .opc-document-tabs a { min-height:89px; padding:14px 12px; display:grid; grid-template-columns:22px 1fr; gap:3px 7px; align-content:center; justify-items:start; }
.opc-document-tabs a > span { grid-column:1; grid-row:1; font-size:12px; }
.opc-document-tabs strong { grid-column:2; font-size:15px; font-weight:650; }
.opc-document-tabs small { grid-column:2; color:#758195; font-size:10px; line-height:1.6; }
.opc-document-tabs a[aria-selected="true"] small { color:#b9cce6; }
.zmt-opc-workspace .opc-document-content > .opc-document-panel { padding:0; }
.opc-document-heading { display:flex; justify-content:space-between; align-items:center; gap:24px; padding:27px 30px; box-shadow:inset 0 -1px 0 #e2e7ee; }
.opc-document-heading > div > span { color:#285ba7; font-size:11px; font-weight:650; }
.zmt-opc .opc-document-heading h2 { margin:8px 0 7px; font-size:25px; line-height:1.4; }
.zmt-opc .opc-document-heading p { margin:0; color:#758195; font-size:12px; line-height:1.7; }
.opc-document-actions { display:flex; gap:8px; flex:none; }
.zmt-opc .opc-document-actions a { min-height:40px; display:inline-flex; align-items:center; padding:8px 12px; color:#315682; border-radius:4px; box-shadow:inset 0 0 0 1px #cfd9e6; font-size:12px; }
.zmt-opc .opc-document-actions a:hover { background:#edf3fb; box-shadow:inset 0 0 0 1px #9db6d7; }
.opc-report-layout { display:grid; grid-template-columns:190px minmax(0,1fr); align-items:start; }
.opc-report-toc { position:sticky; top:90px; margin:24px 0 24px 22px; border-radius:4px; background:#f7f9fc; box-shadow:inset 0 0 0 1px #e0e6ee; }
.opc-report-toc summary { display:flex; align-items:center; gap:10px; min-height:46px; padding:11px 13px; color:#34445b; font-size:12px; font-weight:650; cursor:pointer; }
.opc-report-toc summary span { color:#8190a3; font-weight:400; font-variant-numeric:tabular-nums; }
.opc-report-toc nav { padding:0 6px 7px; }
.zmt-opc .opc-report-toc a,.opc-print-page .opc-report-toc a { display:grid; grid-template-columns:22px 1fr; gap:5px; align-items:center; min-height:41px; padding:9px 7px; color:#5c6d84; font-size:11px; line-height:1.55; border-radius:3px; text-decoration:none; }
.opc-report-toc a span { color:#8a98aa; font-size:10px; font-variant-numeric:tabular-nums; }
.zmt-opc .opc-report-toc a:hover { background:#eaf1fa; color:#285ba7; }
.opc-report-body { min-width:0; padding:25px 32px 42px; }
.opc-report-lead { padding:22px 24px; border-radius:4px; background:#142c49; }
.opc-report-lead > span { display:block; color:#93afd1; font-size:11px; }
.opc-report-lead > strong { display:block; margin:9px 0; color:white; font-size:19px; line-height:1.6; font-weight:600; }
.zmt-opc .opc-report-lead p { margin:0; color:#c5d3e4; font-size:13px; line-height:1.85; }
.opc-report-chapter { padding:30px 0; scroll-margin-top:100px; box-shadow:inset 0 -1px 0 #e1e7ef; }
.opc-report-chapter:last-child { box-shadow:none; padding-bottom:0; }
.opc-report-chapter__title { display:flex; align-items:baseline; gap:13px; margin-bottom:15px; }
.opc-report-chapter__title > span { color:#285ba7; font-size:13px; font-weight:600; font-variant-numeric:tabular-nums; }
.zmt-opc .opc-report-chapter h3 { margin:0; color:#14263e; font-size:21px; line-height:1.5; }
.opc-doc-basis { display:flex; align-items:center; flex-wrap:wrap; gap:6px 10px; margin-bottom:13px; }
.opc-doc-kind { display:inline-flex; align-items:center; padding:3px 7px; border-radius:3px; background:#edf3fb; color:#355f90; font-size:10px; font-weight:500; line-height:1.6; }
.opc-doc-kind.is-observation { color:#356853; background:#edf5f0; }
.opc-doc-kind.is-extension { color:#80662e; background:#f7f3e8; }
.opc-doc-kind.is-unknown { color:#68778b; background:#eff2f5; }
.zmt-opc .opc-doc-basis a { display:inline-flex; align-items:center; min-height:40px; padding:0 3px; color:#355f90; font-size:11px; }
.zmt-opc .opc-doc-prose p,.opc-doc-prose { color:#425269; font-size:14px; line-height:1.95; overflow-wrap:anywhere; }
.opc-doc-prose p { margin:0 0 16px; }
.opc-doc-prose p:last-child { margin-bottom:0; }
.opc-doc-prose ul,.opc-doc-prose ol { padding-left:22px; }
.opc-doc-table { margin-top:20px; overflow-x:auto; border-radius:4px; box-shadow:inset 0 0 0 1px #dce3eb; }
.opc-doc-table table { width:100%; border-collapse:collapse; font-size:13px; line-height:1.8; }
.opc-doc-table th,.opc-doc-table td { padding:14px 16px; text-align:left; vertical-align:top; border-bottom:1px solid #e0e6ee; }
.opc-doc-table thead th { color:#e4edf7; background:#142c49; font-weight:550; }
.opc-doc-table tbody th { width:100px; font-size:12px; color:#425269; background:#f5f8fb; }
.opc-doc-table td { color:#52647b; }
.opc-doc-table tbody tr:last-child > * { border-bottom:0; }
.opc-canvas { padding:28px 30px 40px; }
.opc-canvas-intro { margin-bottom:19px; }
.opc-canvas-intro > span { color:#285ba7; font-size:11px; font-weight:600; }
.zmt-opc .opc-canvas-intro h3 { margin:8px 0; font-size:22px; color:#14263e; }
.zmt-opc .opc-canvas-intro p { margin:0; color:#758195; font-size:12px; }
.opc-canvas-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:1px; overflow:hidden; margin:0 0 35px; border-radius:5px; background:#dde5ee; box-shadow:0 0 0 1px #dde5ee; }
.opc-canvas-grid > div { min-width:0; padding:21px 20px; background:#f9fbfd; }
.opc-canvas-grid dt { margin-bottom:13px; color:#1e406c; font-size:14px; font-weight:650; }
.opc-canvas-grid dd { margin:0; }
.zmt-opc .opc-canvas-grid .opc-doc-prose p { color:#425269; font-size:13px; line-height:1.85; }
.opc-canvas-grid .opc-doc-basis { margin-bottom:9px; }
.opc-journey { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; margin:0 0 35px; padding:0; list-style:none; }
.opc-journey > li { position:relative; margin:0 !important; padding:23px; border-radius:5px; background:#f3f7fc; box-shadow:inset 0 0 0 1px #d9e4f1; }
.opc-journey-number { display:inline-flex; align-items:center; justify-content:center; width:32px; height:32px; margin-bottom:14px; border-radius:4px; background:#24466f; color:#fff; font-size:12px; font-variant-numeric:tabular-nums; }
.opc-journey h4 { margin:0 0 12px; color:#213d60; font-size:16px; font-weight:600; }
.opc-journey > li:not(:last-child)::after { content:'→'; position:absolute; right:17px; top:25px; color:#8aa3c3; font-size:18px; }
.opc-role-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:14px; }
.opc-role-grid article { min-width:0; padding:23px 20px; border-radius:5px; background:#f7f9fb; box-shadow:inset 0 0 0 1px #dce3eb; }
.opc-role-grid h4 { margin:0 0 14px; color:#24466f; font-size:15px; }
.opc-role-boundary { padding-top:15px; margin-top:18px; box-shadow:inset 0 1px 0 #dce3eb; }
.opc-role-boundary > strong { color:#708096; font-size:11px; font-weight:500; }
.zmt-opc .opc-role-boundary p { margin:7px 0 0; color:#687a90; font-size:12px; line-height:1.8; }
.opc-evidence { padding:28px 30px 40px; }
.opc-evidence-intro { padding:23px 25px; border-radius:4px; background:#f0f5fb; box-shadow:inset 3px 0 0 #6f92bd; }
.opc-evidence-intro > span { color:#51749d; font-size:11px; }
.zmt-opc .opc-evidence-intro h3 { margin:9px 0 14px; font-size:21px; }
.opc-evidence-legend { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:18px; padding:24px 0; }
.zmt-opc .opc-evidence-legend p { margin:10px 0 0; color:#758195; font-size:11px; line-height:1.8; }
.zmt-opc .opc-evidence > h3 { margin:25px 0 17px; font-size:20px; }
.opc-evidence h3 small { color:#8795a7; font-size:12px; font-weight:400; }
.opc-source-card { scroll-margin-top:100px; padding:23px; margin-bottom:16px; border-radius:5px; box-shadow:inset 0 0 0 1px #dce3eb; }
.opc-source-card header { display:flex; align-items:center; gap:12px; }
.opc-source-card header > span { color:#53779f; font-size:11px; }
.opc-source-card h4 { margin:0; color:#253b56; font-size:16px; }
.opc-source-meta { display:flex; flex-wrap:wrap; gap:7px 20px; margin:13px 0; color:#7d8b9b; font-size:11px; }
.zmt-opc .opc-source-card p { font-size:13px; }
.opc-source-supports { display:flex; align-items:center; flex-wrap:wrap; gap:10px; font-size:12px; color:#7d8b9b; }
.zmt-opc .opc-source-supports a,.zmt-opc .opc-source-card > a { min-height:40px; display:inline-flex; align-items:center; color:#355f90; font-size:12px; }
.opc-claim { padding:18px 0; box-shadow:inset 0 -1px 0 #e3e9f1; }
.opc-claim > strong { display:block; margin-bottom:10px; color:#42688f; font-size:12px; }
.opc-unknown-grid { display:grid; gap:14px; }
.opc-unknown-grid article { padding:21px 24px; border-radius:4px; background:#f7f9fb; }
.opc-unknown-grid article > span { color:#8b7961; font-size:10px; }
.opc-unknown-grid h4 { margin:9px 0 14px; color:#394b63; font-size:15px; line-height:1.7; }
.zmt-opc .opc-unknown-grid p { font-size:12px; }
.opc-document-note { padding:20px 23px; margin-top:20px; border-radius:4px; background:#f5f7fa; color:#718198; font-size:12px; line-height:1.9; }
.zmt-opc .opc-document-note p { margin:9px 0 0; font-size:12px; color:#718198; }
.opc-print-page { margin:0; background:#eef2f6; color:#25364b; font:14px/1.9 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif; -webkit-font-smoothing:antialiased; }
.opc-print-page * { box-sizing:border-box; }
.opc-print-page a { color:#315b8c; }
.opc-print-document { max-width:1100px; margin:30px auto; padding:45px; background:#fff; }
.opc-print-document > header { padding-bottom:24px; border-bottom:2px solid #1b3555; }
.opc-print-document > header > span { color:#718399; font-size:12px; }
.opc-print-document h1 { margin:12px 0; font-size:30px; color:#142c49; }
.opc-print-document > header h2 { font-size:19px; }
.opc-print-document > header p { margin:6px 0; font-size:12px; }
.opc-print-controls { display:flex; align-items:center; flex-wrap:wrap; gap:20px; max-width:1100px; margin:20px auto; padding:0 20px; font-size:12px; }
.opc-print-controls button { min-height:42px; padding:10px 20px; border:0; border-radius:4px; background:#183754; color:white; cursor:pointer; }
.opc-print-document > footer { margin-top:35px; padding-top:20px; border-top:1px solid #dce3eb; color:#78879a; font-size:11px; }
.opc-print-document .opc-report-layout { display:block; }
.opc-print-document .opc-report-toc { display:none; }
.opc-print-document .opc-report-body,.opc-print-document .opc-canvas,.opc-print-document .opc-evidence { padding:25px 0 0; }
.opc-print-document .opc-report-lead { background:#f2f5f9; }
.opc-print-document .opc-report-lead > strong { color:#142c49; }
.opc-print-document .opc-report-lead p,.opc-print-document .opc-report-lead > span { color:#52647b; }
@media (max-width:1240px) {
  .opc-report-layout { grid-template-columns:155px minmax(0,1fr); }
  .opc-report-toc { margin-left:15px; }
  .opc-report-body { padding:22px 24px 35px; }
  .opc-document-heading { align-items:flex-start; flex-direction:column; gap:17px; }
  .opc-document-tabs small { display:none; }
  .zmt-opc .opc-document-tabs a { min-height:66px; }
  .opc-role-grid { grid-template-columns:1fr; }
}
@media (max-width:960px) {
  .opc-report-layout { grid-template-columns:1fr; }
  .opc-report-toc { position:static; margin:20px 25px 0; }
  .opc-report-toc nav { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); }
  .opc-doc-metadata { margin-left:25px; margin-right:25px; }
}
@media (max-width:640px) {
  .opc-doc-metadata { margin:0 17px; gap:9px 16px; }
  .opc-doc-metadata > a { margin-left:0 !important; }
  .zmt-opc .opc-document-tabs { grid-template-columns:repeat(4,minmax(88px,1fr)); overflow-x:auto; }
  .zmt-opc .opc-document-tabs a { min-height:68px; display:flex; align-items:center; gap:3px; padding:10px 4px; }
  .opc-document-tabs strong { font-size:12px; }
  .opc-document-heading { padding:22px 18px; }
  .zmt-opc .opc-document-heading h2 { font-size:22px; }
  .opc-report-toc { margin:17px 17px 0; }
  .opc-report-body { padding:19px 18px 30px; }
  .opc-report-lead { padding:20px; }
  .opc-report-chapter { padding:26px 0; }
  .zmt-opc .opc-report-chapter h3 { font-size:19px; }
  .opc-doc-table table { min-width:520px; }
  .opc-canvas,.opc-evidence { padding:23px 18px 30px; }
  .opc-canvas-grid { grid-template-columns:1fr; }
  .opc-journey { grid-template-columns:1fr; }
  .opc-journey > li:not(:last-child)::after { content:'↓'; }
  .opc-evidence-legend { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .opc-evidence-intro,.opc-source-card,.opc-unknown-grid article { padding:20px; }
  .opc-print-document { padding:25px 20px; margin:15px 0; }
}
@media (min-width:961px) and (max-height:750px) { .opc-report-toc { position:static; } }
@page { size:A4; margin:18mm 16mm; }
@media print {
  .opc-print-page { background:white; font-size:10.5pt; }
  .opc-print-controls,.opc-document-actions,.opc-report-toc,.opc-doc-metadata > a { display:none !important; }
  .opc-print-document { max-width:none; margin:0; padding:0; }
  .opc-print-document h1 { font-size:23pt; }
  .opc-print-document h2,.opc-print-document h3,.opc-print-document h4 { break-after:avoid; }
  .opc-report-layout { display:block; }
  .opc-report-body { padding:15px 0; }
  .opc-report-chapter { padding:19px 0; }
  .opc-report-lead { color:#142c49; background:#f2f5f9; }
  .opc-report-lead > strong { color:#142c49; }
  .opc-report-lead p,.opc-report-lead > span { color:#52647b; }
  .opc-canvas-grid { grid-template-columns:repeat(3,minmax(0,1fr)); }
  .opc-canvas-grid > div,.opc-journey > li,.opc-role-grid article,.opc-unknown-grid article,.opc-source-card { break-inside:avoid; }
  .opc-role-grid { display:block; }
  .opc-role-grid article { margin-bottom:14px; }
  .opc-evidence-legend { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .opc-doc-table { overflow:visible; }
  .opc-doc-table table { min-width:0; font-size:10pt; }
  .opc-doc-table tr { break-inside:avoid; }
  .opc-doc-prose { font-size:10.5pt; line-height:1.85; }
  .opc-doc-prose p { orphans:3; widows:3; }
  * { -webkit-print-color-adjust:exact; print-color-adjust:exact; }
}