:root{--bg:#FFF9EC;--card:#fff;--soft:#F7EBCB;--yellow:#E9B92F;--green:#6A8247;--ink:#302718;--text:#514637;--muted:#746651;--line:#E7DCC4}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.78 system-ui,-apple-system,"Microsoft YaHei","PingFang SC",sans-serif;overflow-wrap:anywhere}img{max-width:100%;height:auto;object-fit:contain;object-position:center}a{color:#465d2a;text-underline-offset:4px}a:hover{color:#302718}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid #6A8247;outline-offset:3px}.wrap{width:min(1160px,calc(100% - 40px));margin:auto;min-width:0}.site-header{background:#fffdf6;border-bottom:1px solid var(--line);position:relative;z-index:30}.top{height:66px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);min-width:0}.brand img,.footer-brand img{max-height:30px;width:auto;max-width:100px}.brand-symbol{background:var(--yellow);border-radius:10px;padding:0 8px;color:var(--ink);font-weight:700}.brand-name{font-size:17px;font-weight:750;white-space:nowrap;line-height:1.15}.brand-name small{display:block;font-size:10px;letter-spacing:.08em;color:var(--muted);margin-top:4px}.desktop-nav,.quick{display:flex;align-items:center;gap:clamp(10px,2.1vw,28px);flex-wrap:wrap}.desktop-nav a,.quick a{color:var(--ink);text-decoration:none;font-size:15px;padding:8px 2px}.desktop-nav [aria-current],.quick [aria-current]{border-bottom:2px solid var(--green);font-weight:700}.quick{padding:3px 0 9px;min-height:36px}.quick a{font-size:14px;color:var(--muted);padding:3px 0}.menu-toggle,.mobile-menu,.menu-overlay,.bottom-nav{display:none}main{padding-top:34px;padding-bottom:64px;min-height:55vh}h1,h2,h3{color:var(--ink);line-height:1.33;letter-spacing:.01em}h1{font-size:32px;margin:0 0 17px}h2{font-size:25px;margin:0 0 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var(--line)}.article-section p{max-width:82ch}.aside{position:relative;background:var(--soft);border-radius:12px;padding:18px}.aside h2{font-size:20px}.aside a{display:block;padding:9px 0}.related{margin-top:26px}.related a{margin-right:20px;display:inline-flex;align-items:center;min-height:44px}.footer{background:#efe2bc;border-top:1px solid var(--line);padding:36px 0 10px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,minmax(0,1fr));gap:24px}.footer-grid nav{min-width:0}.footer-grid h2{font-size:15px;margin:0 0 12px}.footer-grid nav a{display:block;font-size:13px;color:var(--text);padding:4px 0}.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:6px}.footer-brand span{font-size:11px;color:var(--muted)}.footer-brand p{font-size:13px;margin:8px 0}.copyright{border-top:1px solid #d6c59b;margin-top:28px;padding:15px 0;font-size:12px;color:var(--muted)}.faq-item{padding:21px 0;border-bottom:1px solid var(--line)}.faq-item h2{font-size:20px}.faq-item 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img{max-width:60px}.menu-toggle{padding:0 9px}}