:root{--bg:#FFF9EC;--card:#fff;--pale:#F7EBCB;--yellow:#E9B92F;--green:#6A8247;--ink:#302718;--body:#514637;--muted:#746651;--line:#E7DCC4}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);font:16px/1.78 system-ui,-apple-system,"Microsoft YaHei",sans-serif;overflow-x:hidden}body.menu-open{overflow:hidden}a{color:#4c6131;text-underline-offset:3px}a:hover{color:#302718}a:focus-visible,button:focus-visible{outline:3px solid var(--green);outline-offset:3px}img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}button{font:inherit;cursor:pointer}h1,h2,h3{color:var(--ink);line-height:1.32;margin:0 0 16px;overflow-wrap:anywhere}h1{font-size:32px}h2{font-size:25px}h3{font-size:19px}p{margin:0 0 16px;overflow-wrap:anywhere}p:last-child{margin-bottom:0}.container{width:min(1160px,calc(100% - 40px));margin-inline:auto;min-width:0}.site-header{background:#fffdf6;border-bottom:1px solid var(--line)}.header-top{min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;text-decoration:none;min-width:0}.brand img{height:30px;width:auto;max-width:100px}.brand small{display:block;color:var(--green);font-size:11px;font-weight:650;letter-spacing:.08em;line-height:1.2}.brand-name{line-height:1.2}.primary-nav,.shortcut-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px}.primary-nav a,.shortcut-nav a{text-decoration:none;color:var(--ink);font-weight:600}.primary-nav a[aria-current],.shortcut-nav a[aria-current]{color:#586d37;border-bottom:2px solid var(--yellow)}.shortcut-wrap{background:var(--pale);border-top:1px solid var(--line)}.shortcut-nav{min-height:40px;gap:6px 26px;padding-block:7px}.shortcut-nav a{font-size:14px}.menu-toggle{display:none;background:var(--pale);border:1px solid 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