:root{--bg:#fffaef;--card:#fff;--soft:#f7eed8;--accent:#e6b52d;--ochre:#bd8c1c;--sage:#607b5b;--ink:#2f291f;--body:#4c4334;--muted:#716652;--line:#e8ddc7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font:16px/1.77 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--body);overflow-x:hidden}a{color:inherit;text-decoration:none}a:hover{color:#946712}a:focus-visible,button:focus-visible{outline:3px solid var(--sage);outline-offset:3px}button{font:inherit;cursor:pointer}img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--ink);line-height:1.33;letter-spacing:.015em}h1{font-size:clamp(27px,3vw,35px);margin:0 0 20px}h2{font-size:clamp(22px,2.25vw,26px);margin:0 0 19px}h3{font-size:19px;margin:0 0 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var(--accent);padding-left:22px}.article-heading{padding-top:45px;padding-bottom:26px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:17px}.breadcrumb a{text-decoration:underline;text-decoration-color:#d4c6a7}.article-intro{font-size:17px;max-width:800px}.article-layout{display:grid;grid-template-columns:minmax(0,790px) minmax(0,240px);gap:40px;align-items:start;padding-bottom:50px}.article-body section{padding:23px 0;border-top:1px solid var(--line)}.article-body p{line-height:1.84;max-width:780px;text-align:justify}.article-body .page-illustration{margin:12px auto 28px;max-width:700px}.page-illustration img{max-height:220px;margin:auto;width:auto}.side-box{border:1px solid var(--line);border-radius:12px;background:#fff;padding:19px}.side-box h2{font-size:18px}.side-box a{display:block;border-top:1px solid var(--line);padding:12px 0;color:var(--sage)}.related{border-top:1px solid var(--line);padding:28px 0 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