:root{--background:#f8f9f6;--surface:#fff;--text:#202a24;--muted:#626e65;--border:#dde3dc;--accent:#285c42;--accent-hover:#1d4732}*{box-sizing:border-box}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}body{background:var(--background);min-height:100vh;color:var(--text);-webkit-font-smoothing:antialiased;flex-direction:column;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.7;display:flex}a{color:inherit;text-underline-offset:4px}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.container{width:min(100% - 48px,1040px);margin-inline:auto}.site-header{border-bottom:1px solid var(--border)}.header-inner{justify-content:space-between;align-items:center;gap:20px;min-height:84px;display:flex}.brand{align-items:center;gap:10px;font-size:20px;font-weight:700;text-decoration:none;display:inline-flex}.brand-mark{color:#fff;background:var(--accent);border-radius:9px;place-items:center;width:32px;height:32px;line-height:1;display:grid}nav{gap:24px;display:flex}nav a{color:var(--muted);font-size:14px;text-decoration:none}nav a:hover{color:var(--accent);text-decoration:underline}.main-content{flex:1;padding-block:88px}.site-footer{border-top:1px solid var(--border)}.footer-inner{color:var(--muted);justify-content:space-between;gap:16px;padding-block:24px;font-size:13px;display:flex}.skip-link{z-index:10;background:#fff;padding:8px 16px;position:absolute;top:-100px;left:16px}.skip-link:focus{top:12px}@media (max-width:600px){.container{width:calc(100% - 40px)}.header-inner{min-height:72px}nav{gap:18px}.main-content{padding-block:52px}.footer-inner{flex-direction:column;gap:4px}}