:root{--navy:#16324f;--navy-deep:#0d2033;--gold:#a8873f;--gold-soft:#f3ead7;--ink:#1a2330;--muted:#5b6b7d;--line:#e3e8ee;--bg:#fff;--bg-soft:#f6f8fa;--ok:#2e7d4f;--warn:#b3541e}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--bg);margin:0;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Segoe UI,sans-serif;font-size:16px;line-height:1.75}h1,h2,h3,.serif{color:var(--navy-deep);letter-spacing:.01em;font-family:Georgia,Songti SC,STSong,SimSun,serif;line-height:1.35}a{color:var(--navy)}a:focus-visible,button:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #c9a45c}.skip-link{z-index:100;color:var(--navy-deep);border:2px solid var(--gold);background:#fff;padding:8px 12px;position:fixed;top:12px;left:16px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.wrap{max-width:1040px;margin:0 auto;padding:0 24px}.site-header{border-bottom:1px solid var(--line);z-index:50;background:#fff;position:sticky;top:0}.site-header .wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;min-height:64px;padding-top:8px;padding-bottom:8px;display:flex}.brand{align-items:center;gap:10px;text-decoration:none;display:flex}.brand-mark{background:var(--navy-deep);color:#fff;border:2px solid var(--gold);border-radius:6px;place-items:center;width:36px;height:36px;font-family:Georgia,Songti SC,serif;font-size:20px;font-weight:700;display:grid}.brand-name{color:var(--navy-deep);font-family:Georgia,Songti SC,serif;font-size:20px;font-weight:700}.brand-name small{color:var(--muted);letter-spacing:.12em;font-family:inherit;font-size:11px;font-weight:400;display:block}nav.main{flex-wrap:wrap;gap:4px;display:flex}.nav-toggle{border:1px solid var(--line);color:var(--navy-deep);font:inherit;cursor:pointer;background:#fff;border-radius:6px;padding:8px 12px;font-weight:600;display:none}nav.main a{color:var(--ink);border-radius:6px;padding:8px 12px;font-size:15px;text-decoration:none}nav.main a:hover{background:var(--bg-soft);color:var(--navy)}nav.main a[aria-current=page]{color:var(--navy);background:var(--gold-soft);font-weight:600}main{min-height:60vh}.site-footer{background:var(--navy-deep);color:#c8d3de;margin-top:72px;font-size:14px;line-height:1.8}.site-footer .wrap{padding:40px 24px 32px}.site-footer a{color:#e8eef4}.footer-disclaimer{border:1px solid #ffffff2e;border-left:3px solid var(--gold);color:#dfe7ee;border-radius:6px;margin-bottom:24px;padding:12px 16px}.footer-cols{flex-wrap:wrap;gap:40px;display:flex}.footer-cols div{min-width:220px}.footer-meta{color:#93a5b5;border-top:1px solid #ffffff24;margin-top:24px;padding-top:16px;font-size:13px}.btn{background:var(--navy);color:#fff;border:1px solid var(--navy);border-radius:8px;padding:12px 24px;font-size:16px;font-weight:600;text-decoration:none;display:inline-block}.btn:hover{background:var(--navy-deep)}.btn.ghost{color:var(--navy);background:0 0}.btn.gold{color:#fff;background:#775e25;border-color:#775e25}.tag{background:var(--gold-soft);color:#7c6428;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:600;display:inline-block}.card{border:1px solid var(--line);background:#fff;border-radius:12px;padding:24px}.note{background:var(--bg-soft);border-left:3px solid var(--gold);color:var(--muted);border-radius:6px;padding:12px 16px;font-size:14px}.answer-capsule{background:var(--bg-soft);border-left:4px solid var(--gold);color:var(--ink);border-radius:8px;padding:16px 18px}.byline{color:var(--muted);font-size:14px}.faq-list{gap:14px;margin-top:20px;display:grid}.faq-list details{border:1px solid var(--line);border-radius:8px;padding:12px 16px}.faq-list summary{cursor:pointer;color:var(--navy-deep);font-weight:600}table{border-collapse:collapse;width:100%;font-size:14.5px}th,td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 12px}th{background:var(--bg-soft);font-weight:600}.table-scroll{overflow-x:auto}@media (width<=720px){.site-header .wrap{padding-top:10px}.nav-toggle{display:inline-block}nav.main{border-top:1px solid var(--line);flex-direction:column;align-items:stretch;width:100%;padding:4px 0 8px;display:none}nav.main.is-open{display:flex}nav.main a{padding:9px 8px;font-size:15px}}