:root{--bg:#f7f8f6;--card:#fff;--text:#20372f;--muted:#718078;--line:#dde4de;--accent:#447b5f;scroll-behavior:smooth;scroll-padding-top:100px}[data-theme=dark]{--bg:#15241f;--card:#1e3028;--text:#e5eee7;--muted:#a0b4a7;--line:#354b3e;--accent:#a3d3ae}.docs-body{margin:0;background:var(--bg);color:var(--text);font:16px/1.7 -apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei',sans-serif}.docs-body *{box-sizing:border-box}.docs-body a{color:inherit;text-decoration:none}.docs-body button,.docs-body input{font:inherit}.docs-body button{cursor:pointer}.docs-header{height:84px;padding:0 max(5vw,24px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:10}.logo{font-size:25px;font-weight:700;letter-spacing:-1px}.logo small{font-size:13px;margin-left:16px;border-left:1px solid var(--line);padding-left:16px;color:var(--muted);font-weight:400;letter-spacing:0}.docs-header nav{display:flex;align-items:center;gap:26px;font-size:14px}.docs-header button{border:1px solid var(--line);border-radius:50%;width:36px;height:36px;background:var(--card);color:var(--text)}.hub{max-width:1100px;margin:80px auto 100px;padding:0 28px}.eyebrow{font-size:12px;letter-spacing:2px;color:var(--accent);font-weight:650}.hub h1{font-size:44px;letter-spacing:-2px;line-height:1.35;margin:20px 0}.intro{color:var(--muted);font-size:17px}.search{display:flex;gap:12px;align-items:center;margin:38px 0 24px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 20px;font-size:26px;max-width:730px}.search:focus-within{outline:2px solid var(--accent)}.search input{min-width:0;flex:1;border:0;outline:0;color:var(--text);background:transparent;font-size:15px}.search kbd{font-size:14px;color:var(--muted);border:1px solid var(--line);padding:0 8px;border-radius:5px}.filters{display:flex;gap:10px;margin-bottom:30px}.filter{border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:30px;padding:7px 19px}.filter.selected{background:var(--text);color:var(--bg);border-color:var(--text)}.result-count{font-size:13px;color:var(--muted);margin:0 0 16px}.doc-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.doc-card{display:block;border:1px solid var(--line);border-radius:20px;padding:30px;background:var(--card);transition:transform .2s,box-shadow .2s}.doc-card:hover{transform:translateY(-4px);box-shadow:0 14px 35px #1e483012}.card-symbol{font-size:25px;color:var(--accent);background:var(--bg);border-radius:12px;width:50px;height:50px;text-align:center;margin-bottom:24px}.tag{font-size:12px;color:var(--accent)}.doc-card h2{font-size:23px;margin:8px 0}.doc-card p{color:var(--muted);font-size:14px}.card-bottom{border-top:1px solid var(--line);padding-top:22px;margin-top:32px;display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}.card-bottom b{color:var(--accent);font-weight:500}.help-box{border:1px solid var(--line);border-radius:18px;margin-top:38px;padding:26px 30px;display:flex;align-items:center;justify-content:space-between;gap:20px}.help-box h2{font-size:18px;margin:0}.help-box p{color:var(--muted);font-size:13px;margin-bottom:0}.help-box a{font-size:14px;white-space:nowrap;color:var(--accent)}.docs-footer{max-width:1100px;margin:auto;padding:25px 28px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:20px}.reader{max-width:1240px;margin:44px auto 90px;padding:0 26px;display:grid;grid-template-columns:245px minmax(0,1fr);gap:65px}.reader aside{position:sticky;top:110px;align-self:start;max-height:calc(100vh - 140px);overflow:auto;font-size:13px}.back{display:block;margin-bottom:28px;color:var(--accent)!important}.side-label{font-size:11px;letter-spacing:2px;color:var(--muted);margin-bottom:14px}#toc{display:flex;flex-direction:column;border-left:1px solid var(--line)}#toc a{padding:6px 14px;color:var(--muted);line-height:1.5;border-left:2px solid transparent;margin-left:-1px}#toc .level-H3{font-size:12px;padding-left:23px}#toc a.active{border-left-color:var(--accent);color:var(--accent);background:var(--card)}.article{min-width:0;max-width:800px;overflow-wrap:anywhere}.article h1{font-size:26px;line-height:1.45;margin-top:42px}.article h1:first-of-type{font-size:38px;margin-top:12px}.article h2{font-size:22px;margin-top:32px}.article h3{font-size:18px;margin-top:26px}.article p,.article li{line-height:1.95}.article a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.article img{max-width:100%;height:auto;display:block;border-radius:12px;border:1px solid var(--line);margin:20px auto}.article figure{margin:25px 0}.article figcaption{color:var(--muted);font-size:12px;text-align:center}.article blockquote,.article [class*=callout]{background:var(--card);border-left:3px solid var(--accent);padding:16px 22px;margin:20px 0;border-radius:8px}.article table{border-collapse:collapse;width:100%}.article td,.article th{border:1px solid var(--line);padding:10px}.snapshot{font-size:12px;color:var(--muted);margin-top:10px}.next-doc{margin-top:60px;border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between}.progress{position:fixed;height:3px;top:83px;left:0;width:0;background:var(--accent);z-index:20}.top{position:fixed;bottom:28px;right:28px;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:50%;width:42px;height:42px}.empty,.no-results{padding:80px 20px;text-align:center;grid-column:1/-1}.empty{min-height:65vh}.empty span{font-size:12px;letter-spacing:2px;color:var(--muted)}.pill{display:inline-block;padding:10px 24px;border:1px solid var(--line);border-radius:25px}.loading{padding:80px;text-align:center}@media(max-width:800px){.hub{margin-top:45px}.hub h1{font-size:32px}.doc-grid{grid-template-columns:1fr}.reader{display:block;margin-top:20px}.reader aside{position:relative;top:0;max-height:220px;border-bottom:1px solid var(--line);margin-bottom:30px;padding-bottom:15px}.article h1:first-of-type{font-size:30px}.help-box,.docs-footer{flex-direction:column;align-items:flex-start}.docs-header{height:70px;padding:0 20px}.docs-header nav{gap:16px}.logo small{display:none}.progress{top:69px}.docs-header .logo{font-size:23px}}

.doc-lead{font-size:18px;color:var(--muted)}.source-note{font-size:13px;color:var(--muted);padding:15px 18px;background:var(--card);border:1px solid var(--line);border-radius:10px}.article .guide-image{overflow:auto;border-radius:12px}.article .wide-guide img{min-width:1500px;max-width:none;width:100%;margin:0}.article .guide-image a{display:block}.article li{padding-left:5px;margin-bottom:10px}

.douplus-alert{margin:24px 0;padding:20px 24px;border:1px solid #e9b5a8;background:#fff0e9;border-radius:14px;color:#8d3628}.douplus-alert p{margin:8px 0 0;font-size:14px}.douplus-route{padding:20px;background:var(--card);border:1px solid var(--line);border-radius:12px;font-size:14px;line-height:2}.douplus-step{padding:12px 0 28px;border-bottom:1px solid var(--line)}.step-summary{color:var(--muted)}.step-layout{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:30px;align-items:start}.article .step-layout figure{margin:0}.step-crop{position:relative;width:100%;aspect-ratio:295.8333/650;overflow:hidden;border-radius:12px;border:1px solid var(--line);background:#fff}.article .step-crop img{position:absolute;top:0;width:600%;max-width:none;height:auto;border:0;border-radius:0;margin:0}.step-layout figcaption{margin-top:10px}.step-copy ol{padding-left:22px}.step-copy strong{color:var(--accent)}[data-theme=dark] .douplus-alert{background:#392a25;color:#ffd0bf;border-color:#75483b}@media(max-width:700px){.step-layout{grid-template-columns:1fr}.article .step-layout figure{max-width:295px;width:100%;margin:0 auto}.douplus-alert{padding:16px}}

.permission-table{overflow-x:auto;border:1px solid var(--line);border-radius:14px;margin:24px 0}.permission-table table{min-width:680px;font-size:14px}.permission-table caption{text-align:left;padding:14px 18px;color:var(--muted);font-size:12px}.permission-table th{background:var(--card);text-align:left;white-space:nowrap}.permission-table thead th{background:var(--text);color:var(--bg);padding:15px}.permission-table tr:nth-child(even) td{background:var(--card)}.permission-item{border-bottom:1px solid var(--line);padding:6px 0 24px}.permission-badges{display:flex;flex-wrap:wrap;gap:12px;margin:16px 0}.permission-badges span{background:var(--card);border:1px solid var(--line);padding:8px 15px;border-radius:30px;font-size:13px}.permission-badges strong{color:var(--accent)}

.authorization-note{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;padding:18px 22px;margin:22px 0}.authorization-note p{margin:8px 0 0;font-size:14px}.authorization-crop{position:relative;width:100%;aspect-ratio:558/1227;overflow:hidden;border-radius:12px;border:1px solid var(--line);background:#fff}.article .authorization-crop img{position:absolute;top:0;width:415.5914%;max-width:none;height:auto;border:0;border-radius:0;margin:0}

/* Tolubo brand identity */
.brand-mark_mark__kBY58{background-image:url(/brand/tolubo.svg?v=2)!important}.tolubo-logo{width:28px;height:28px;vertical-align:middle;margin-right:8px;border-radius:7px}.brand-cn{font-size:.65em;letter-spacing:0}.shop-icon img{width:100%;height:100%;border-radius:18px}.brand-tagline{font-size:13px;color:var(--muted);margin:0 0 12px}.next-doc{flex-wrap:wrap;gap:12px}.public-home_brand__wVvAA small{letter-spacing:0}.public-home_lede__l3jOf{letter-spacing:1px}@media(max-width:600px){.docs-header{height:auto;min-height:70px;flex-wrap:wrap;gap:10px;padding-top:12px;padding-bottom:12px}.docs-header .logo{font-size:20px}.docs-header nav{flex-shrink:0}.public-home_brand__wVvAA small{font-size:10px}}

.query-guide-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:20px; margin:24px 0; }
.query-guide-card { border:1px solid var(--line,#e2e8f0); background:var(--card,#fff); padding:24px; border-radius:16px; }
.query-guide-card .pill { display:inline-block; margin:8px 0 16px; white-space:normal; }
@media(max-width:800px) { .query-guide-grid {grid-template-columns:1fr;} }

.authorization-query-entry { margin:24px 0 30px; padding:26px; border:1px solid #b9d1ff; border-radius:18px; background:linear-gradient(135deg,#eff6ff,#e8f0ff); color:#1e3a5f; }
.authorization-query-entry strong { font-size:20px; }
.authorization-query-entry p { margin:8px 0 18px; }
.article .query-entry-button { display:inline-flex; justify-content:center; align-items:center; padding:15px 24px; border-radius:12px; background:#2563eb; color:#fff; font-weight:700; font-size:17px; text-decoration:none; box-shadow:0 6px 18px #2563eb30; }
.article .query-entry-button:hover { background:#1d4ed8; color:#fff; }
.article .query-entry-button:focus-visible { outline:3px solid #60a5fa; outline-offset:4px; }
.authorization-query-entry small { display:block; margin-top:10px; color:#526783; }
@media(max-width:600px) { .authorization-query-entry {padding:20px;} .article .query-entry-button {display:flex;font-size:15px;padding:14px;} }