:root{--ink:#16211b;--muted:#637168;--green:#172a21;--green-2:#1b3025;--accent:#76b68b;--wash:#f1f3f2;--paper:#fff;--line:#dde4de;--warning:#fff7e6;--warning-ink:#8b5b11;--shadow:0 18px 48px rgba(26,54,39,.09)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--wash);font-family:Inter,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
button,select{font:inherit}
svg{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.reading-progress{position:fixed;inset:0 0 auto;height:3px;z-index:20;background:transparent}.reading-progress span{display:block;width:0;height:100%;background:linear-gradient(90deg,#82b694,#c4dfbd)}
.site-header{position:sticky;top:0;z-index:15;height:74px;padding:0 max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;gap:24px;background:rgba(255,255,255,.92);border-bottom:1px solid rgba(23,56,43,.09);backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;color:#e6f1e8;background:var(--green)}.brand-mark svg{width:24px;height:24px}.brand>span:last-child{display:flex;flex-direction:column;gap:2px}.brand b{font-size:15px;letter-spacing:.11em}.brand small{color:var(--muted);font-size:9px;letter-spacing:.21em}
.header-actions{display:flex;align-items:center;gap:10px}.language-control{height:40px;padding:0 11px;display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:10px;background:#fff}.language-control svg{width:17px}.language-control select{border:0;outline:0;color:var(--ink);background:transparent;cursor:pointer}.shop-link{height:40px;padding:0 14px;display:flex;align-items:center;gap:6px;border-radius:10px;color:#fff;background:var(--green);text-decoration:none;font-size:13px;font-weight:700}.shop-link:hover{background:var(--green-2)}
main{max-width:1180px;margin:0 auto;padding:34px 24px 72px}
.document-tabs{margin:24px 0 28px;padding:9px;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.78);box-shadow:0 8px 28px rgba(37,63,49,.05)}.doc-tab{min-width:0;padding:14px 16px;display:flex;align-items:center;gap:12px;border:0;border-radius:12px;color:var(--muted);background:transparent;text-align:left;cursor:pointer;transition:.18s ease}.doc-tab:hover{background:#f1f5f1;color:var(--ink)}.doc-tab[aria-selected=true]{color:#fff;background:var(--green);box-shadow:0 8px 18px rgba(23,56,43,.16)}.tab-icon{width:39px;height:39px;flex:0 0 39px;display:grid;place-items:center;border:1px solid currentColor;border-radius:10px;opacity:.7}.tab-icon svg{width:21px}.doc-tab>span:last-child{min-width:0;display:flex;flex-direction:column;gap:4px}.doc-tab b{font-size:14px}.doc-tab small{font-size:11px;opacity:.72;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.content-layout{display:grid;grid-template-columns:244px minmax(0,1fr);gap:26px;align-items:start}.toc-card{position:sticky;top:96px;padding:18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.85)}.toc-heading{padding:2px 8px 12px;color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.toc-card nav{display:flex;flex-direction:column;gap:3px}.toc-card nav a{padding:8px;border-radius:8px;color:#59675e;text-decoration:none;font-size:12px;line-height:1.35}.toc-card nav a:hover,.toc-card nav a.active{color:var(--green);background:#ebf2ec;font-weight:700}
.legal-document{min-width:0;padding:42px 52px 52px;border:1px solid var(--line);border-radius:18px;background:var(--paper);box-shadow:var(--shadow);outline:0}.document-kicker{margin:0 0 9px;color:#72917d;font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.document-title{margin:0;color:var(--green);font-size:clamp(30px,5vw,48px);line-height:1.1;letter-spacing:-.035em}.document-lead{margin:18px 0 0;padding-bottom:30px;color:#55645b;font-size:15px;line-height:1.8;border-bottom:1px solid var(--line)}.notice-box{margin:24px 0;padding:16px 18px;border-left:4px solid var(--accent);border-radius:0 10px 10px 0;background:#f0f6f1;color:#3f5447;font-size:13px;line-height:1.7}.notice-box.warning{border-color:#e0a843;background:var(--warning);color:var(--warning-ink)}
.legal-section{padding:30px 0 0;scroll-margin-top:102px}.legal-section+.legal-section{margin-top:26px;border-top:1px solid #edf0ed}.legal-section h2{margin:0 0 15px;display:flex;align-items:flex-start;gap:12px;color:#1d392b;font-size:21px;line-height:1.35}.section-number{width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;border-radius:9px;color:var(--green);background:#eaf2eb;font-size:12px}.legal-section p,.legal-section li{color:#47564d;font-size:14px;line-height:1.82}.legal-section p{margin:0 0 13px}.legal-section ul{margin:10px 0 14px;padding-left:21px}.legal-section li+li{margin-top:7px}.legal-section strong{color:#25392d}.definition-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:14px 0}.definition{padding:14px;border:1px solid var(--line);border-radius:10px;background:#fafbf9}.definition b{display:block;margin-bottom:5px;color:var(--green);font-size:12px}.definition span{color:#5a675f;font-size:12px;line-height:1.6}.contact-card{margin-top:18px;padding:20px;display:grid;gap:8px;border-radius:14px;color:#e5efe8;background:var(--green)}.contact-card b{color:#fff}.contact-card a{color:#c9e2d0}.contact-card span{font-size:13px;line-height:1.65}.doc-end{margin-top:36px;padding-top:24px;border-top:1px solid var(--line);color:#7b877f;font-size:11px;line-height:1.7}
footer{max-width:1180px;margin:0 auto;padding:28px 24px 42px;display:grid;grid-template-columns:1fr auto;gap:12px 28px;color:#718078;font-size:11px;border-top:1px solid var(--line)}footer p{margin:5px 0 0}.footer-brand{color:var(--green);font-size:14px;font-weight:800;text-decoration:none}.footer-contact{display:flex;align-items:center;gap:8px}.footer-contact a{text-decoration:none}.footer-contact a:hover{text-decoration:underline}.copyright{grid-column:1/-1}
.toast{position:fixed;left:50%;bottom:24px;z-index:30;padding:11px 16px;border-radius:999px;color:#fff;background:#17251d;box-shadow:0 12px 35px rgba(0,0,0,.2);font-size:12px;opacity:0;visibility:hidden;transform:translate(-50%,8px);transition:.2s ease}.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}.noscript{margin:20px;padding:16px;background:#fff4dc;border:1px solid #ebcf97}
@media(max-width:850px){.content-layout{grid-template-columns:1fr}.toc-card{position:relative;top:auto}.toc-card nav{display:grid;grid-template-columns:repeat(2,1fr)}.legal-document{padding:36px}.document-tabs{grid-template-columns:1fr}.doc-tab small{display:none}}
@media(max-width:600px){.site-header{height:64px;padding:0 15px}.brand small,.shop-link{display:none}.language-control{height:36px}.language-control select{max-width:112px}.site-header .brand-mark{width:35px;height:35px}main{padding:18px 14px 52px}.document-tabs{margin-top:0;padding:6px;border-radius:14px}.doc-tab{padding:10px 12px}.tab-icon{width:34px;height:34px;flex-basis:34px}.content-layout{gap:14px}.toc-card{padding:13px}.toc-card nav{grid-template-columns:1fr 1fr}.toc-card nav a{font-size:11px}.legal-document{padding:30px 22px;border-radius:14px}.document-title{font-size:34px}.definition-grid{grid-template-columns:1fr}.legal-section h2{font-size:18px}.legal-section p,.legal-section li{font-size:13.5px}footer{padding:24px 18px 36px;grid-template-columns:1fr}.footer-contact{flex-wrap:wrap}.copyright{grid-column:auto}}
@media print{.reading-progress,.site-header,.document-tabs,.toc-card,.toast,footer{display:none!important}body{background:#fff}main{max-width:none;padding:0}.content-layout{display:block}.legal-document{padding:0;border:0;box-shadow:none}.legal-section{break-inside:avoid}.document-title{font-size:32px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}