:root{--paper:#f6f3ec;--surface:#fffcf6;--ink:#1c3027;--muted:#66746a;--line:#d9dfd4;--green:#173b2b;--gold:#aa773e;--soft:#e8eee4;--tag-code-bg:#e8eee4;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;line-height:1.8;color-scheme:light}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-underline-offset:5px}a:hover{color:var(--gold)}a:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:5px;border-radius:3px}svg{display:block;max-width:100%}.skip-link{position:absolute;left:20px;top:-80px;z-index:20;padding:10px 16px;background:var(--ink);color:white}.skip-link:focus{top:10px}.shell{width:min(1100px,calc(100% - 64px));margin:auto}.site-header{border-bottom:1px solid var(--line);background:var(--paper)}.header-inner{min-height:94px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:650;font-size:23px;letter-spacing:3px;white-space:nowrap}.brand svg{width:35px;height:35px;color:var(--gold)}.brand small{display:block;font-size:9px;letter-spacing:2.7px;font-weight:500;line-height:1.1;color:var(--muted)}.header-links{display:flex;gap:26px;align-items:center;font-size:14px;flex-wrap:wrap}.header-links a{text-decoration:none}.header-links .language{padding:4px 12px;border:1px solid var(--line);border-radius:30px;font-size:12px}.eyebrow{font-size:11px;letter-spacing:3px;font-weight:600;color:var(--gold);text-transform:uppercase}.hero{padding:84px 0 58px;display:grid;grid-template-columns:1.3fr .8fr;gap:70px;align-items:center}.hero h1{font-family:"Songti SC","Noto Serif CJK SC",Georgia,serif;font-size:64px;letter-spacing:2px;line-height:1.28;font-weight:500;margin:20px 0 24px}.hero p{max-width:510px;color:var(--muted);font-size:17px;line-height:1.95}.hero-art{background:var(--green);border-radius:48% 48% 8px 8px;min-height:365px;display:grid;place-items:center;position:relative;overflow:hidden}.hero-art svg{width:250px;color:#ccb486;opacity:.85}.hero-art span{position:absolute;bottom:24px;font-size:10px;letter-spacing:4px;color:#d7dccf}.section-intro{display:flex;justify-content:space-between;align-items:flex-end;border-top:1px solid var(--line);padding-top:30px;gap:24px}.section-intro h2{font-size:25px;margin:0;font-weight:550;letter-spacing:1px}.section-intro p{margin:0;color:var(--muted);font-size:13px}.document-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:25px 0 54px}.document-card{padding:30px 32px;background:var(--surface);border:1px solid var(--line);text-decoration:none;border-radius:8px;display:block}.card-top{display:flex;justify-content:space-between;gap:20px;color:var(--gold);font-size:12px;letter-spacing:2px}.document-card h3{font-size:23px;margin:22px 0 9px;font-weight:550;color:var(--ink)}.document-card p{font-size:14px;color:var(--muted);margin:0;max-width:380px}.document-card .text-link{display:block;font-size:13px;margin-top:23px;color:var(--green)}.contact-strip{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:24px 0 46px}.contact-strip p{margin:0;color:var(--muted);font-size:13px}.contact-strip a{font-size:15px;overflow-wrap:anywhere}.site-footer{border-top:1px solid var(--line);padding:24px 0 30px;font-size:11px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.footer-links{display:flex;gap:20px}.footer-links a{text-decoration:none}.document-heading{padding:48px 0 32px;border-bottom:1px solid var(--line)}.back-link{font-size:12px;color:var(--muted);text-decoration:none}.document-heading h1{font-family:"Songti SC",Georgia,serif;font-weight:550;font-size:40px;line-height:1.35;letter-spacing:1px;margin:22px 0 15px}.document-meta{font-size:12px;color:var(--muted);display:flex;gap:6px 24px;flex-wrap:wrap}.document-meta span{overflow-wrap:anywhere}.document-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:65px;padding:36px 0 72px}.toc{align-self:start;position:sticky;top:30px;font-size:12px}.toc-label{font-size:10px;letter-spacing:2px;color:var(--gold);margin:0 0 12px}.toc ol{padding:0;margin:0;list-style:none;border-left:1px solid var(--line)}.toc li{margin:0}.toc a{display:block;padding:7px 0 7px 15px;text-decoration:none;color:var(--muted);line-height:1.6}.toc a:hover{color:var(--green)}.document-body{font-size:15px;line-height:2.05;max-width:740px;min-width:0;overflow-wrap:anywhere}.document-body h2{font-size:21px;font-weight:600;line-height:1.55;margin:34px 0 15px;scroll-margin-top:24px}.document-body h2:first-child{margin-top:0}.document-body p{margin:0 0 18px}.document-body .lead{font-size:17px;color:var(--muted);padding-bottom:18px}.doc-contact{margin-top:36px;background:var(--soft);padding:22px 24px;border-radius:7px;font-size:14px}.doc-contact p{margin:0}.doc-contact a{font-weight:550}.hero-contact{display:inline-flex;align-items:center;gap:20px;margin-top:12px;text-decoration:none;font-size:14px;border-bottom:1px solid var(--gold);padding-bottom:5px}.document-card:hover{border-color:#bda27c}.plain-disclaimer{font-size:12px;max-width:690px;color:var(--muted);margin:0 0 38px}
@media(max-width:800px){.hero{gap:35px;padding-top:55px}.hero h1{font-size:48px}.hero-art{min-height:300px}.hero-art svg{width:210px}.document-layout{grid-template-columns:165px minmax(0,1fr);gap:32px}.header-links{gap:18px}}
@media(max-width:600px){.shell{width:calc(100% - 40px)}.header-inner{min-height:86px;gap:16px}.brand{font-size:20px;gap:9px}.brand svg{width:29px;height:29px}.brand small{font-size:8px;letter-spacing:1.9px}.header-links{gap:12px;font-size:12px}.header-links .language{font-size:11px;padding:2px 8px}.hero{padding:40px 0;grid-template-columns:1fr;gap:28px}.hero h1{font-size:46px;margin:16px 0 18px}.hero p{font-size:15px}.hero-art{min-height:205px;border-radius:8px}.hero-art svg{width:165px;transform:translateY(-8px)}.hero-art span{bottom:15px;font-size:9px}.section-intro{align-items:start;flex-direction:column;gap:5px;padding-top:24px}.section-intro h2{font-size:23px}.document-cards{grid-template-columns:1fr;gap:14px;margin:22px 0 30px}.document-card{padding:24px}.document-card h3{margin-top:15px;font-size:21px}.document-card .text-link{margin-top:18px}.contact-strip{align-items:start;flex-direction:column;gap:10px;padding-bottom:28px}.document-heading{padding:30px 0 24px}.document-heading h1{font-size:31px;margin-top:17px}.document-meta{display:block;line-height:1.9}.document-meta span{display:block}.document-layout{display:flex;flex-direction:column;gap:30px;padding-top:25px;padding-bottom:40px}.toc{position:static;width:100%}.toc ol{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.toc a{padding:5px 0 5px 12px}.document-body{font-size:15px;line-height:2}.document-body h2{font-size:20px}.doc-contact{padding:18px}.footer-inner{gap:10px}.plain-disclaimer{margin-bottom:25px}.eyebrow{font-size:10px;letter-spacing:2.6px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}