:root{--paper: #ffffff;--paper-2: #f5f7f6;--paper-3: #eaeef0;--ink: #17181a;--ink-2: #3f444b;--ink-3: #6b7178;--ink-4: #9aa0a6;--rule: #d9dde1;--rule-strong: #aeb4ba;--green: #136c39;--green-2: #1c8a4a;--green-tint: #e7f1ea;--info: #1f5fa8;--info-tint: #e9f1fb;--warn: #8a5a00;--warn-tint: #f8efdb;--r-xs: 2px;--r-sm: 4px;--r-md: 8px;--serif: "Noto Serif SC", Georgia, "Songti SC", "SimSun", serif;--sans: "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;--wrap: 1180px;--focus: #1f5fa8}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.75;color:var(--ink);background:var(--paper);font-feature-settings:"kern" 1;word-break:normal;overflow-wrap:break-word;line-break:normal}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:3px}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:var(--r-xs)}::selection{background:var(--green-tint);color:var(--green)}.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}.skip{position:absolute;left:-9999px}.skip:focus{left:8px;top:8px;z-index:999;background:#fff;padding:8px 14px;border:1px solid var(--rule-strong)}.masthead{border-top:3px solid var(--green);border-bottom:1px solid var(--rule);background:var(--paper);position:sticky;top:0;z-index:100}.masthead .wrap{display:flex;align-items:center;gap:18px;height:62px}.brand{font-family:var(--serif);font-weight:700;font-size:19px;color:var(--ink);letter-spacing:.01em;white-space:nowrap;display:flex;align-items:center;gap:9px}.brand:hover{text-decoration:none}.brand .mark{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;background:var(--green);color:#fff;font-family:var(--sans);font-size:10.5px;font-weight:700;letter-spacing:.03em;border-radius:var(--r-sm)}.brand .sep{color:var(--rule-strong);font-weight:400;margin:0 3px}.brand .sub{color:var(--ink-2);font-weight:500;font-size:15px}.mast-nav{margin-left:auto;font-size:14px}.mast-nav>ul{display:flex;align-items:center;gap:3px;list-style:none;margin:0;padding:0}.mast-nav>ul>li{position:relative}.mast-nav a.top,.mast-nav button.nav-label{display:block;padding:7px 11px;border-radius:var(--r-sm);color:var(--ink-2);background:none;border:0;font:inherit;cursor:pointer;white-space:nowrap}.mast-nav a.top:hover,.mast-nav button.nav-label:hover{color:var(--ink);background:var(--paper-2);text-decoration:none}.mast-nav button.nav-label:after{content:" ▾";font-size:.62em;color:var(--ink-4)}.mast-nav a.top[aria-current=page],.mast-nav .nav-group.nav-cur>button.nav-label{color:var(--green);font-weight:600}.nav-sub{list-style:none;margin:0;padding:6px 0;position:absolute;top:calc(100% + 2px);left:0;z-index:120;min-width:15rem;background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-md);box-shadow:0 10px 26px #17181a1a;visibility:hidden;opacity:0;transform:translateY(-3px);transition:opacity .12s ease-out,transform .12s ease-out}.nav-group:hover .nav-sub,.nav-group:focus-within .nav-sub,.nav-group.sub-open .nav-sub{visibility:visible;opacity:1;transform:none}.nav-group:before{content:"";position:absolute;left:0;right:0;top:100%;height:8px;pointer-events:auto}.nav-sub li a{display:block;padding:8px 16px;color:var(--ink-2)}.nav-sub li a:hover{background:var(--green-tint);color:var(--green);text-decoration:none}.nav-sub li a .n{display:block;font-size:12px;color:var(--ink-4)}.nav-sub .nav-head{padding:9px 16px 3px;font-size:11.5px;font-weight:700;letter-spacing:.1em;color:var(--ink-4)}.nav-sub li:first-child.nav-head{padding-top:3px}.mast-nav .ask{color:#fff;background:var(--green);padding:8px 16px;border-radius:var(--r-sm);font-weight:500;margin-left:8px;display:inline-block}.mast-nav .ask:hover{background:var(--green-2);color:#fff;text-decoration:none}#nav-burger{display:none}@media(max-width:940px){.masthead .wrap{height:auto;min-height:58px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}#nav-burger{display:inline-block;margin-left:auto;border:1px solid var(--rule);background:var(--paper);color:var(--ink-2);padding:6px 12px;border-radius:var(--r-sm);font:inherit;font-size:13.5px}.mast-nav{display:none;flex-basis:100%;margin:6px 0 4px}.mast-nav.nav-open{display:block}.mast-nav>ul{flex-direction:column;align-items:stretch;gap:0}.mast-nav>ul>li{border-top:1px solid var(--rule)}.mast-nav a.top,.mast-nav button.nav-label{width:100%;text-align:left;padding:11px 4px}.nav-sub{position:static;box-shadow:none;border:0;border-left:2px solid var(--rule);border-radius:0;margin:0 0 6px 10px;padding:0;min-width:0;display:none;visibility:visible;opacity:1;transform:none;transition:none}.nav-group:before{display:none}.nav-sub li a{padding:7px 14px}.nav-group.sub-open>.nav-sub{display:block}.mast-nav .ask{margin:8px 0 2px;text-align:center}}.switcher{border-bottom:1px solid var(--rule);background:var(--paper-2)}.switcher .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding-top:5px;padding-bottom:5px;font-size:12.5px}.switcher .lab{letter-spacing:.12em;color:var(--ink-4);margin-right:8px}.switcher a{display:inline-flex;align-items:baseline;gap:5px;padding:3px 9px;border:1px solid transparent;border-radius:var(--r-sm);color:var(--green)}.switcher a:hover{border-color:var(--green);text-decoration:none}.switcher a[aria-current=page]{background:var(--paper);border-color:var(--green);font-weight:700}.switcher a .s{color:var(--ink-4);font-weight:400}.switcher .dot{color:var(--rule-strong)}.to-top{position:fixed;right:20px;bottom:22px;z-index:90;width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--rule);border-radius:var(--r-md);background:var(--paper);color:var(--ink-3);opacity:0;pointer-events:none;transition:opacity .18s ease-out}.to-top.is-shown{opacity:1;pointer-events:auto}.to-top:hover{border-color:var(--green);color:var(--green);text-decoration:none}h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);line-height:1.32;font-weight:700}h1{font-size:clamp(30px,4.4vw,35px);letter-spacing:-.01em;margin:0 0 14px}h2{font-size:26px;margin:0 0 10px}h3{font-size:19px;margin:0 0 6px;font-weight:600}h4{font-size:16px;margin:0 0 4px;font-weight:600;font-family:var(--sans)}.lede{font-size:17px;color:var(--ink-2);max-width:64ch;margin:0}.muted{color:var(--ink-3)}.num{font-variant-numeric:tabular-nums}.mono-num{font-variant-numeric:tabular-nums;letter-spacing:.01em}.sec{margin:52px 0 18px}.sec:has(>.cbam-embed){margin-top:12px}.sec-head{display:flex;align-items:baseline;gap:14px;border-bottom:1px solid var(--rule);padding-bottom:10px}.sec-head .no{font-family:var(--serif);font-size:15px;font-weight:700;color:var(--green);font-variant-numeric:tabular-nums}.sec-head h2{margin:0}.sec-head .note{margin-left:auto;font-size:13.5px;color:var(--ink-3);font-weight:400;font-family:var(--sans);text-align:right}@media(max-width:640px){.sec-head{flex-wrap:wrap}.sec-head .note{margin-left:0;text-align:left;width:100%}}.stamp{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;font-family:var(--sans);padding:2px 8px;border:1px solid currentColor;border-radius:var(--r-xs);white-space:nowrap;letter-spacing:.02em}.stamp-inforce{color:var(--green);background:var(--green-tint)}.stamp-pending{color:var(--info);background:var(--info-tint)}.stamp-draft{color:var(--warn);background:var(--warn-tint)}.stamp-plain{color:var(--ink-3);background:var(--paper-2)}.stamp-stage{color:var(--green-2);background:var(--green-tint);border-style:dashed}a.stamp{text-decoration:none}a.stamp:hover{border-color:var(--ink-3);color:var(--ink)}a.stamp-stage:hover{border-color:var(--green);color:var(--green)}.tag{display:inline-block;font-size:12.5px;color:var(--ink-3);border:1px solid var(--rule);border-radius:var(--r-sm);padding:2px 8px;background:var(--paper)}.hero{padding:44px 0 8px}.hero .kicker{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.hero h1{max-width:22ch}.hero .lede{margin-top:4px}.hero-reg{padding-top:33px}.hero-reg h1{font-size:clamp(24px,3.5vw,35px)}.hero-reg .lede{font-size:14px;line-height:1.7;color:var(--ink-3);max-width:none}.feature-link{display:flex;align-items:center;gap:14px;margin-top:18px;padding:13px 18px;border:1px solid var(--green);border-left:4px solid var(--green);border-radius:var(--r-md);background:var(--green-tint);text-decoration:none}.feature-link:hover{background:#dcebe1}.feature-link .fl-label{font-weight:700;color:var(--green);white-space:nowrap}.feature-link .fl-desc{font-size:14px;color:var(--ink-2)}.feature-link .fl-arrow{margin-left:auto;color:var(--green);font-weight:700}@media(max-width:560px){.feature-link{flex-wrap:wrap}.feature-link .fl-desc{flex-basis:100%}}.disclaimer{font-size:12.5px;color:var(--ink-4);margin:6px 0 0;max-width:none;line-height:1.7}.lookup{margin:26px 0 6px;max-width:680px}.lookup .field{display:flex;align-items:stretch;border:1.5px solid var(--ink);border-radius:var(--r-md);overflow:hidden;background:#fff}.lookup input{flex:1;border:0;padding:14px 16px;font:inherit;font-size:15.5px;color:var(--ink);caret-color:var(--green);background:transparent}.lookup input:focus{outline:none}.lookup .go{border:0;background:var(--green);color:#fff;padding:0 22px;font:inherit;font-weight:500;cursor:pointer}.lookup .go:hover{background:var(--green-2)}.lookup .hint{font-size:13px;color:var(--ink-4);margin:8px 2px 0}.lookup-results{margin:10px 0 0;border:1px solid var(--rule);border-radius:var(--r-md);overflow:hidden;background:#fff}.lookup-results:empty{display:none}.lookup-results a{display:flex;gap:14px;align-items:baseline;padding:11px 16px;color:var(--ink);border-bottom:1px solid var(--paper-3)}.lookup-results a:last-child{border-bottom:0}.lookup-results a:hover{background:var(--paper-2);text-decoration:none}.lookup-results .r-no{font-size:13px;color:var(--green);font-variant-numeric:tabular-nums;min-width:96px;font-weight:500}.lookup-results .r-name{flex:1;font-size:14.5px}.lookup-results .r-empty{padding:12px 16px;color:var(--ink-3);font-size:14px}.situations{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--rule)}.situation{padding:20px 24px 20px 0;border-bottom:1px solid var(--rule)}.situation:nth-child(odd){border-right:1px solid var(--rule);padding-right:28px}.situation:nth-child(2n){padding-left:28px}.situation h3{font-family:var(--serif);font-size:18px;margin:0 0 6px}.situation h3 a{color:var(--ink)}.situation h3 a:hover{color:var(--green);text-decoration:none}.situation p{margin:0 0 10px;color:var(--ink-3);font-size:14.5px}.situation .go{font-size:13.5px;color:var(--green);font-weight:500}.situation .go:hover{text-decoration:underline}@media(max-width:760px){.situations{grid-template-columns:1fr}.situation:nth-child(odd){border-right:0;padding-right:0}.situation:nth-child(2n){padding-left:0}}.board-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:var(--r-md)}table.board{border-collapse:collapse;width:100%;font-size:14px;min-width:640px}table.board th,table.board td{text-align:left;padding:10px 16px;border-bottom:1px solid var(--paper-3);vertical-align:top}table.board thead th{background:var(--paper-2);color:var(--ink-3);font-weight:600;font-size:12.5px;border-bottom:1px solid var(--rule)}table.board tbody tr:last-child td{border-bottom:0}table.board tbody tr:hover{background:var(--paper-2)}table.board .c-act{font-weight:500}table.board .c-act a{color:var(--ink)}table.board .c-act a .hint{display:block;color:var(--ink-3)}table.board .c-no{color:var(--ink-3);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}table.board .c-time{color:var(--ink-2);font-variant-numeric:tabular-nums}table.board .c-app{color:var(--ink-3);font-size:13px;overflow-wrap:anywhere}table.board .c-app .en{display:block}table.board .c-app .src-zh{display:block;margin-top:3px;color:var(--ink-2)}.deadlines{border:1px solid var(--rule);border-radius:var(--r-md);overflow:hidden}.dline{display:grid;grid-template-columns:128px 1fr;gap:20px;padding:14px 20px;border-bottom:1px solid var(--paper-3)}.dline:last-child{border-bottom:0}.dline:nth-child(odd){background:var(--paper-2)}.dline .when{font-family:var(--serif);font-weight:700;color:var(--green);font-variant-numeric:tabular-nums;font-size:15px}.dline .what{color:var(--ink-2);font-size:14.5px}@media(max-width:560px){.dline{grid-template-columns:1fr;gap:2px}}.rowlist{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}.rowlist li{border-bottom:1px solid var(--rule)}.rowlist a{display:grid;grid-template-columns:250px minmax(0,1fr) auto;gap:20px;align-items:baseline;padding:15px 4px;color:var(--ink)}.rowlist a:hover{background:var(--paper-2);text-decoration:none}.rowlist .k{font-family:var(--serif);font-weight:600;font-size:16px;min-width:0;overflow-wrap:anywhere}.rowlist .d{color:var(--ink-3);font-size:14px;min-width:0;overflow-wrap:anywhere}.rowlist .n{color:var(--ink-4);font-size:13px;font-variant-numeric:tabular-nums}.rowlist-2 a{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}@media(max-width:720px){.rowlist a{grid-template-columns:1fr;gap:2px}.rowlist .n{display:none}}.spine{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(9,1fr);gap:0;border:1px solid var(--rule);border-radius:var(--r-md);overflow:hidden}.spine li{border-right:1px solid var(--rule)}.spine li:last-child{border-right:0}.spine a{display:block;padding:14px 12px 16px;color:var(--ink-2)}.spine a:hover{background:var(--green-tint);text-decoration:none}.spine .n{display:block;font-family:var(--serif);font-weight:700;font-size:13px;color:var(--green);font-variant-numeric:tabular-nums;margin-bottom:4px}.spine .t{font-size:13px;line-height:1.4}@media(max-width:900px){.spine{grid-template-columns:repeat(3,1fr)}.spine li{border-bottom:1px solid var(--rule)}}@media(max-width:560px){.spine{grid-template-columns:repeat(2,1fr)}}.dossier{display:grid;grid-template-columns:minmax(0,1fr);gap:0}.crumb{font-size:13px;color:var(--ink-3);margin:22px 0 4px}.crumb a{color:var(--ink-3)}.crumb a:hover{color:var(--green)}table.duties{border-collapse:collapse;width:100%;table-layout:fixed;font-size:14px;border:1px solid var(--rule);border-radius:var(--r-md)}table.duties th,table.duties td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--paper-3);vertical-align:top;overflow-wrap:anywhere}table.duties col:nth-child(1),table.duties th:nth-child(1),table.duties td:nth-child(1){width:22%}table.duties col:nth-child(2),table.duties th:nth-child(2),table.duties td:nth-child(2){width:21%}table.duties col:nth-child(3),table.duties th:nth-child(3),table.duties td:nth-child(3){width:21%}table.duties col:nth-child(4),table.duties th:nth-child(4),table.duties td:nth-child(4){width:16%}table.duties col:nth-child(5),table.duties th:nth-child(5),table.duties td:nth-child(5){width:20%}table.duties thead th{background:var(--paper-2);color:var(--ink-3);font-weight:600;font-size:12.5px}table.duties tbody tr:last-child td{border-bottom:0}table.duties .d-duty{font-weight:500;color:var(--ink)}table.duties .d-trig{color:var(--ink-2)}table.duties .d-evid{color:var(--ink-3);font-size:13px}table.duties .d-when{color:var(--green);font-variant-numeric:tabular-nums;font-weight:500}table.duties .d-src{color:var(--ink-3);font-size:12.5px;font-variant-numeric:tabular-nums}table.duties-oblig th:nth-child(1),table.duties-oblig td:nth-child(1){width:32%}table.duties-oblig th:nth-child(2),table.duties-oblig td:nth-child(2){width:22%}table.duties-oblig th:nth-child(3),table.duties-oblig td:nth-child(3){width:28%}table.duties-oblig th:nth-child(4),table.duties-oblig td:nth-child(4){width:18%}.duties-wrap{overflow-x:auto;min-width:0}.prose{max-width:72ch;font-size:16px}.prose>h1{font-size:32px;margin-bottom:4px}.lib-prose>h1:first-child{display:none}.lib-prose>h1:first-child+h2{margin-top:0;padding-top:0;border-top:0}.prose h2{margin-top:44px;padding-top:14px;border-top:1px solid var(--rule);font-size:22px}.prose h3{margin-top:28px;font-family:var(--sans);font-size:16px;font-weight:700}.prose p{margin:12px 0}.prose ul,.prose ol{padding-left:22px}.prose li{margin:5px 0}.prose table{border-collapse:collapse;width:100%;margin:20px 0;font-size:14px;border:1px solid var(--rule)}.prose th,.prose td{border-bottom:1px solid var(--paper-3);padding:9px 13px;text-align:left;vertical-align:top}.prose thead th{background:var(--paper-2);border-bottom:1px solid var(--rule);font-size:13px;color:var(--ink-3)}.prose code{background:var(--paper-2);padding:1px 6px;border-radius:var(--r-xs);font-size:.9em}.prose pre{background:var(--paper-2);padding:16px;border-radius:var(--r-md);overflow-x:auto;border:1px solid var(--rule)}.prose blockquote{margin:18px 0;padding:4px 0 4px 18px;border-left:3px solid var(--green-2);color:var(--ink-2)}.prose a{text-decoration:underline;text-underline-offset:3px}.notice{display:flex;gap:12px;align-items:flex-start;background:var(--warn-tint);border:1px solid #e6d3a8;border-radius:var(--r-md);padding:12px 16px;font-size:13.5px;line-height:1.62;color:#6b4a00;margin:18px 0 26px;max-width:72ch}.notice>span{flex:0 0 auto;line-height:1.62}.notice>p{margin:0;flex:1 1 auto}.notice strong{color:var(--warn)}.lib-group{margin:34px 0}.lib-group>h2{font-size:20px}.lib-group>.note{color:var(--ink-3);font-size:14px;margin:0 0 10px}.lib-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}.lib-list li{border-bottom:1px solid var(--rule)}.lib-list a{display:grid;grid-template-columns:1fr;align-items:baseline;padding:11px 4px;color:var(--ink)}.lib-list a:hover{background:var(--paper-2);text-decoration:none}.lib-list .sec{color:var(--ink-4);font-size:13px;font-variant-numeric:tabular-nums}.lib-list .ttl{font-size:15px}.panel{border:1px solid var(--rule);border-radius:var(--r-md);padding:26px 28px;background:var(--paper);max-width:72ch}.panel h2{font-size:22px}.btn{display:inline-block;background:var(--green);color:#fff;padding:11px 22px;border-radius:var(--r-sm);font-weight:500;font-size:15px}.btn:hover{background:var(--green-2);color:#fff;text-decoration:none}.btn-ghost{display:inline-block;color:var(--green);border:1px solid var(--rule-strong);padding:10px 18px;border-radius:var(--r-sm);font-size:14px}.btn-ghost:hover{border-color:var(--green);text-decoration:none}.footer{margin-top:76px;border-top:1px solid var(--rule);background:var(--paper-2);padding:44px 0 28px;font-size:13px;color:var(--ink-3)}.footer p{margin:6px 0}.footer .foot-grid{display:grid;grid-template-columns:minmax(15rem,1.4fr) repeat(3,minmax(0,1fr));gap:32px 40px}.footer .foot-brand p{max-width:46ch;line-height:1.7}.footer .foot-col h4{font-family:var(--sans);font-size:13.5px;font-weight:700;color:var(--ink);margin:0 0 12px}.footer .foot-col ul{list-style:none;margin:0;padding:0}.footer .foot-col li{margin:0 0 8px}.footer .foot-col a{color:var(--ink-3)}.footer .foot-col a:hover{color:var(--green);text-decoration:none}.footer .foot-bottom{margin-top:34px;border-top:1px solid var(--rule);padding-top:18px;font-size:12px;line-height:1.7;color:var(--ink-4)}.footer .foot-bottom p{margin:4px 0}.footer .foot-bottom a{color:var(--ink-3)}@media(max-width:900px){.footer .foot-grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.footer .foot-grid{grid-template-columns:1fr}}.footer a{color:var(--ink-2)}.tier{display:inline-block;font-family:var(--sans);font-size:11.5px;font-weight:700;letter-spacing:.04em;line-height:1.5;padding:1px 8px;border-radius:var(--r-xs);white-space:nowrap;vertical-align:1px}.tier-law{color:var(--green);background:var(--green-tint);border:1px solid #bcdcc8}.tier-official{color:var(--info);background:var(--info-tint);border:1px solid #c3d7f0}.tier-study{color:#4a3a7a;background:#ede9f7;border:1px solid #d3c9ee}.tier-note{color:var(--warn);background:var(--warn-tint);border:1px solid #e6d3a8}.tier.seam{color:var(--ink-4);background:var(--paper-2);border:1px dashed var(--rule-strong)}.source-note{margin-top:26px;font-size:12.5px;color:var(--ink-4);max-width:72ch}.source-note a{color:var(--ink-3)}.doc-rule{border:0;border-top:1px solid var(--rule);margin:18px 0 0}.doc{display:grid;grid-template-columns:minmax(0,1fr);gap:0 48px}.doc-body{max-width:74ch;min-width:0}.doc-body>.sec:first-child{margin-top:18px}.doc-aside{display:none;margin-top:18px}.doc-aside nav{position:sticky;top:84px;border-left:2px solid var(--rule);padding:2px 0 2px 16px;font-size:13px}.doc-aside .ttl{font-size:11.5px;letter-spacing:.12em;color:var(--ink-4);margin:0 0 10px}.doc-aside ul{list-style:none;margin:0;padding:0}.doc-aside li{margin:0 0 7px}.doc-aside a{color:var(--ink-3)}.doc-aside a:hover{color:var(--green);text-decoration:none}.doc-aside .meta-list{margin:0}.doc-aside .meta-list dt{font-size:11px;letter-spacing:.1em;color:var(--ink-4);margin:0 0 2px}.doc-aside .meta-list dd{margin:0 0 9px;padding:0 0 9px;font-size:12.5px;line-height:1.45;color:var(--ink);border-bottom:1px solid var(--rule)}.doc-aside .meta-list dd:last-child{margin-bottom:0;padding-bottom:0;border-bottom:0}.meta-inline{display:block}@media(min-width:1000px){.doc{grid-template-columns:minmax(0,1fr) 15rem}.doc-aside{display:block}.meta-inline{display:none}}.sect{margin:40px 0;scroll-margin-top:90px}.sect>h2{display:flex;align-items:baseline;gap:12px;border-top:1px solid var(--rule);padding-top:14px;font-size:22px}.sect>h2 .tag-no{font-family:var(--serif);font-size:14px;color:var(--green);font-variant-numeric:tabular-nums}.sect>h2+.lede{margin-top:2px}.sect .tier-line{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--ink-3)}.doc-body>.sect:first-child{margin-top:24px}.doc-body>.sect:first-child>h2{border-top:0;padding-top:0}.plate-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:var(--r-md);margin:16px 0}table.plate{border-collapse:collapse;width:100%;font-size:14px}table.plate th,table.plate td{border-bottom:1px solid var(--paper-3);padding:10px 14px;text-align:left;vertical-align:top}table.plate thead th{background:var(--paper-2);border-bottom:1px solid var(--rule);font-size:12.5px;font-weight:700;color:var(--ink-3);white-space:nowrap}table.plate tr:last-child td{border-bottom:0}table.plate tbody tr:hover{background:var(--paper-2)}.page-head{padding:20px 0 6px;border-bottom:1px solid var(--rule)}.page-head h1{margin-bottom:10px}.page-head h1.page-title-sm{font-size:clamp(24px,3.52vw,35px)}.page-head .lede{font-size:17px;color:var(--ink-2);max-width:68ch}.page-head .src-line{margin-top:14px;font-size:13px;color:var(--ink-4)}.page-head .src-line a{color:var(--ink-3)}.doc-body>.sect p,.doc-body>.sect ul,.doc-body>.sect ol{max-width:74ch}.doc-body .sect ul,.doc-body .sect ol{padding-left:22px}.doc-body .sect li{margin:6px 0}.xlinks{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:0;border:1px solid var(--rule);border-radius:var(--r-md);overflow:hidden;margin:16px 0}.xlinks a{display:block;padding:16px 18px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);color:var(--ink)}.xlinks a:hover{background:var(--green-tint);text-decoration:none}.xlinks .k{display:block;font-family:var(--serif);font-weight:600;font-size:15.5px;margin-bottom:3px}.xlinks .d{display:block;font-size:13px;color:var(--ink-3)}.callout{border:1px solid var(--info-tint);border-left:3px solid var(--info);background:#f7fafd;padding:14px 18px;margin:18px 0;max-width:74ch}.callout-warn{border-color:#f0e0bd;border-left-color:var(--warn);background:#fdfaf2}.callout-title{margin:0 0 4px;font-weight:700;font-size:14px;color:var(--ink);font-family:var(--sans)}.callout-body{font-size:14px;color:var(--ink-2)}.callout-body>:first-child{margin-top:0}.callout-body>:last-child{margin-bottom:0}.faq-group{margin:34px 0}.faq-group>h2{font-size:20px;border-top:1px solid var(--rule);padding-top:12px}.faq-item{border-bottom:1px solid var(--rule)}.faq-item>summary{cursor:pointer;padding:13px 2px;font-weight:600;font-size:15.5px;list-style:none;display:flex;gap:10px;align-items:baseline}.faq-item>summary::-webkit-details-marker{display:none}.faq-item>summary:before{content:"+";font-family:var(--serif);color:var(--green);font-weight:700}.faq-item[open]>summary:before{content:"–"}.faq-item>summary:hover{color:var(--green)}.faq-body{padding:0 2px 16px 26px;max-width:74ch;font-size:14.5px;color:var(--ink-2)}.faq-body p{margin:8px 0}.faq-body ul,.faq-body ol{padding-left:20px;margin:8px 0}.faq-body .cite{margin-top:10px;font-size:12.5px;color:var(--ink-4)}.faq-body .cite .tier{margin-right:6px}.search-form{display:flex;gap:10px;margin:24px 0 16px;max-width:760px}.search-form input{flex:1;height:48px;font-size:16px;padding:0 14px;border:1px solid var(--rule);background:#fff;font-family:var(--sans);color:var(--ink)}.search-form input:focus{outline:3px solid var(--green-tint);outline-offset:-1px;border-color:var(--green)}.search-form .btn{height:48px}.search-filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}.search-filters button{font-family:var(--sans);font-size:13px;padding:6px 13px;border:1px solid var(--rule);background:#fff;color:var(--ink-2);cursor:pointer}.search-filters button[aria-pressed=true]{background:var(--green);color:#fff;border-color:var(--green)}.search-status{font-size:13.5px;color:var(--ink-3);margin:0 0 14px}.search-results{list-style:none;padding:0;margin:0;border-top:1px solid var(--rule)}.hit{border-bottom:1px solid var(--rule);padding:16px 2px}.hit-title{font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);text-decoration:none}.hit-title:hover{color:var(--green);text-decoration:underline}.hit-sec{margin-left:10px;font-size:12px;color:var(--ink-3);border:1px solid var(--rule);padding:1px 7px;white-space:nowrap}.hit-excerpt{margin:8px 0 0;font-size:14px;color:var(--ink-2);max-width:76ch}.hit-excerpt mark{background:#fff2a8;color:inherit;padding:0 2px}.hint{font-size:13.5px;color:var(--ink-3)}p.hint{margin:0}.sub-h{font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);margin:24px 0 6px}.stack>*+*{margin-top:14px}.cluster{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.lede,.page-head h1,.page-head .lede,.hero h1,.prose:not(.source-text),.prose:not(.source-text) p,.prose:not(.source-text) li,.doc-body,.doc-body>.sect p,.doc-body>.sect ul,.doc-body>.sect ol,.callout,.faq-body,.hit-excerpt,.notice,.panel,.source-note,.footer .foot-brand p,.sec-head h2{max-width:none}.source-text,.source-text p,.source-text li{max-width:88ch}.source-text table,.source-text pre{max-width:100%;overflow-x:auto}.tool-shell{font-family:var(--sans);color:var(--ink)}.tool-shell a{color:var(--green);text-decoration:none}.tool-shell a.btn,.tool-shell a.btn:hover{text-decoration:none}.tool-shell h1,.tool-shell h2,.tool-shell h3,.tool-shell h4{font-family:var(--sans);margin-top:0}.tool-shell .breadcrumb-list{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0;margin:0 0 10px;font-size:13px;color:var(--ink-3)}.tool-shell .breadcrumb-separator{color:var(--ink-4)}.formal-title{font-size:14px;line-height:1.6;color:var(--ink-3);margin:6px 0 0;max-width:none;overflow-wrap:anywhere}.year-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 28px;padding:14px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.yt-label{font-size:12.5px;font-weight:600;color:var(--ink-3);margin-right:4px}.ytag{appearance:none;cursor:pointer;font:inherit;font-size:13px;line-height:1;padding:7px 11px;border:1px solid var(--rule);border-radius:var(--r-sm);background:var(--paper);color:var(--ink-2);display:inline-flex;align-items:center;gap:6px}.ytag:hover{border-color:var(--green-2);color:var(--green)}.ytag.is-on{background:var(--green);border-color:var(--green);color:#fff}a.ytag{text-decoration:none}.year-nav{margin:0 0 28px;padding:12px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);font-size:13px;color:var(--ink-3);line-height:1.9}.year-nav a{color:var(--ink-2);text-decoration:none}.year-nav a:hover{color:var(--green);text-decoration:underline}.year-nav a.is-on{color:var(--green);font-weight:600}.sec-head h2 a{color:inherit;text-decoration:none}.sec-head h2 a:hover{color:var(--green)}.ytag .c{font-size:11px;opacity:.7}.ytag.is-on .c{opacity:.85}.filter-note{margin:0 0 24px;padding:10px 14px;background:var(--green-tint);border-left:3px solid var(--green);font-size:13.5px;color:var(--ink-2)}.filter-note a{margin-left:4px}.clauses{display:grid;gap:14px}.clause{border:1px solid var(--rule);border-radius:var(--r-md);padding:14px 16px;background:var(--paper)}.clause-ref{margin:0 0 8px;font-size:12.5px;font-weight:600;color:var(--green)}.clause-en{margin:0;font-family:var(--serif);font-size:14.5px;line-height:1.72;color:var(--ink);max-width:none;overflow-wrap:anywhere}.clause-zh{margin:9px 0 0;padding-left:12px;border-left:2px solid var(--green-tint);font-size:14px;line-height:1.85;color:var(--ink-2);max-width:none}.clause-doc+.clause-doc{margin-top:26px}.clause-doc-head{margin:0 0 10px;padding-bottom:5px;border-bottom:1px solid var(--rule);font-family:var(--serif);font-size:15px;font-weight:600;line-height:1.6;color:var(--ink)}.clause-doc-head a{color:var(--ink);text-decoration:none}.clause-doc-head a:hover{color:var(--green)}.clause-doc-head .n{display:block;margin-top:3px;font-family:var(--sans);font-size:12.5px;font-weight:400;color:var(--ink-3)}.source-text h1{font-size:18px;line-height:1.5;margin:1.8em 0 .6em}.source-text h2{font-size:16px;line-height:1.5;margin:1.6em 0 .5em}.source-text h3{font-size:15px;line-height:1.5;margin:1.4em 0 .4em}.source-text h1:first-child,.source-text>h1:first-of-type{margin-top:0}.timeline{list-style:none;margin:10px 0 0;padding:0;display:flex;border-top:2px solid var(--rule);overflow-x:auto;scrollbar-width:thin}.timeline li{position:relative;flex:1 0 185px;padding:24px 18px 4px 0}.timeline li:before{content:"";position:absolute;top:-7px;left:0;width:10px;height:10px;border-radius:50%;background:var(--green);border:2px solid var(--paper);box-sizing:content-box}.timeline .t-when{display:block;font-size:13px;font-weight:700;color:var(--green)}.timeline .t-what{display:block;font-size:13.5px;line-height:1.7;color:var(--ink);margin-top:4px;max-width:none}.rtag{display:inline-block;vertical-align:1px;margin-right:6px;padding:1px 6px;font-size:11px;line-height:1.5;font-weight:600;border:1px solid;border-radius:2px;white-space:nowrap}.rtag-carbon{color:#0d652d;background:#e7f1ea;border-color:#b7d8c4}.rtag-env{color:#174ea6;background:#e8f0fe;border-color:#c6d6f5}.clause-badge{display:inline-block;margin-left:8px;padding:1px 7px;font-size:11.5px;font-weight:600;color:var(--green);background:var(--green-tint);border:1px solid #b7d8c4;border-radius:2px;text-decoration:none;white-space:nowrap}.clause-badge:hover{background:#d9ebe0}.legend{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;margin:14px 0 12px;font-size:12.5px;color:var(--ink-3)}.legend .lg{margin-right:14px}.d-name{font-weight:600}.d-desc{display:block;margin-top:3px;font-size:12.5px;line-height:1.65;color:var(--ink-3)}.sec-link{margin-left:auto;font-size:13px;color:var(--green-2);text-decoration:none;border-bottom:1px solid var(--green-tint);white-space:nowrap}.sec-link:hover{border-bottom-color:var(--green-2)}.checklist{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}.checklist>li{border-bottom:1px solid var(--rule)}.checklist label{display:flex;gap:12px;align-items:flex-start;padding:13px 4px;cursor:pointer}.checklist input[type=checkbox]{margin-top:3px;width:16px;height:16px;flex:0 0 auto;accent-color:var(--green)}.ck-body{display:block;min-width:0}.ck-duty{display:block;font-size:14.5px;font-weight:600;line-height:1.55;color:var(--ink)}.ck-desc{display:block;margin-top:3px;font-size:13px;line-height:1.7;color:var(--ink-2)}.ck-meta{display:block;margin-top:5px;font-size:12.5px;line-height:1.75;color:var(--ink-3)}.ck-meta b{font-weight:600;color:var(--ink-2)}.checklist input:checked~.ck-body .ck-duty{color:var(--ink-3);text-decoration:line-through;text-decoration-color:var(--green)}.cgroup{margin-top:22px}.cgroup-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin:0 0 10px;padding-bottom:8px;border-bottom:2px solid var(--green-tint)}.cgroup-head .c-no{color:var(--ink-3);font-size:12.5px}.tl-year{margin:26px 0 0}.tl-year>h3{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;font-family:var(--serif);font-size:18px;color:var(--green);border-bottom:2px solid var(--green-tint);padding-bottom:6px;margin:0 0 10px}.tl-year>h3 .c-no{font-size:12.5px;font-weight:400;color:var(--ink-3)}.tl-list{list-style:none;margin:0;padding:0}.tl-list>li{position:relative;padding:0 0 16px 20px;border-left:2px solid var(--rule)}.tl-list>li:before{content:"";position:absolute;left:-6px;top:4px;width:8px;height:8px;border-radius:50%;background:var(--green)}.tl-list>li:last-child{border-left-color:transparent}.tl-when{display:block;font-size:12.5px;font-weight:700;color:var(--ink-3)}.tl-what{display:block;font-size:14px;line-height:1.7;color:var(--ink);margin-top:2px;max-width:none}.pgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}@media(max-width:700px){.pgrid{grid-template-columns:1fr}}.pcard{border:1px solid var(--rule);border-radius:var(--r-md);padding:16px 18px}.pcard h3{margin:0 0 6px;font-size:15.5px}.pcard p{margin:0 0 10px;font-size:13px;line-height:1.7;color:var(--ink-2)}.pcard .plinks{display:flex;flex-wrap:wrap;gap:8px}.formula{margin:4px 0 12px;padding:12px 16px;background:var(--green-tint);border-left:3px solid var(--green);border-radius:0 var(--r-sm) var(--r-sm) 0;font-size:13.5px;line-height:1.9;color:var(--ink)}
