:root{font-family:Segoe UI,system-ui,sans-serif;color:oklch(29% .035 155);background:oklch(97% .012 95);line-height:1.6;--forest:oklch(36% .055 155);--sage:oklch(92% .025 135);--line:oklch(82% .018 135)}*{box-sizing:border-box}body{margin:0}header{min-height:85px;padding:18px 4vw;display:flex;align-items:center;gap:22px;border-bottom:1px solid var(--line);background:oklch(99% .005 100)}.brand{font-size:1.3rem;text-decoration:none;margin-right:auto;color:var(--forest)}header span{font-size:.9rem}button,input,textarea,select{font:inherit}button,.button{min-height:44px;border:1px solid var(--line);border-radius:8px;padding:9px 17px;cursor:pointer;background:oklch(99% .005 100);color:var(--forest);text-decoration:none;display:inline-block}button:hover,.button:hover{background:var(--sage)}button:disabled{opacity:.5;cursor:wait}.primary,button[aria-current=page]{background:var(--forest);color:oklch(98% .01 100)}:focus-visible{outline:3px solid oklch(57% .12 155);outline-offset:3px}.layout{display:grid;grid-template-columns:auto minmax(0,1fr);max-width:1500px;margin:auto}nav{width:230px;padding:30px 18px;display:flex;flex-direction:column;gap:10px;border-right:1px solid var(--line)}nav button{text-align:left;background:transparent;border-color:transparent}main{padding:45px clamp(20px,4vw,65px);width:100%;max-width:1100px}h1{font-size:2.2rem;line-height:1.2;margin:0 0 16px}h2{font-size:1.45rem;line-height:1.3;margin:30px 0 12px}p{max-width:70ch;margin:12px 0}a{color:var(--forest)}.muted,small{color:oklch(46% .025 155)}.eyebrow{font-size:.8rem;text-transform:uppercase;letter-spacing:.12em}.auth{max-width:440px;margin:30px auto}.field{display:block;margin:18px 0 6px;font-weight:600}input,textarea,select{display:block;width:100%;padding:11px 12px;min-height:46px;border:1px solid var(--line);border-radius:6px;background:oklch(99% .005 100);color:inherit}textarea{min-height:170px;resize:vertical}.actions{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.inline{display:flex;gap:16px;align-items:end}.inline>label{flex:1}.content{border-bottom:1px solid var(--line);padding:24px 0}.prose{white-space:pre-wrap;overflow-wrap:anywhere;max-width:70ch}.badge{font-size:.8rem;background:var(--sage);padding:5px 10px;border-radius:5px}.list{padding:0;list-style:none}.list li{border-bottom:1px solid var(--line)}.figure{display:flex;gap:22px;align-items:center;padding:20px 0;text-decoration:none;width:100%;text-align:left;border:0;border-radius:0;background:transparent}.figure>span:first-child{min-width:36px;font-size:.9rem}.figure strong,.figure small{display:block}.zh{font-family:'Microsoft YaHei',sans-serif;font-size:1.65rem}.video{background:var(--forest);color:oklch(98% .01 100);border-radius:12px;min-height:280px;display:grid;place-content:center;text-align:center;padding:30px;margin:25px 0}.video iframe{width:100%;aspect-ratio:16/9;border:0}.video:has(iframe){padding:0;display:block;overflow:hidden}.video button{justify-self:center}.message{padding:14px 20px;margin:12px 0;background:var(--sage);border-radius:12px;max-width:70ch}.message p{white-space:pre-wrap;overflow-wrap:anywhere}.message button{font-size:.85rem;padding:4px 10px;min-height:36px}.quote{font-size:.9rem;padding:8px;background:oklch(96% .012 135)}#notice{position:sticky;top:0;z-index:5;background:var(--sage);padding:0 4vw}#notice:not(:empty){padding:12px 4vw}details{margin:24px 0;padding:18px;background:var(--sage);border-radius:8px}summary{cursor:pointer;font-weight:600}table{border-collapse:collapse;width:100%}td,th{text-align:left;padding:12px;border-bottom:1px solid var(--line)}.table-scroll{overflow:auto}[hidden]{display:none!important}@media(max-width:720px){header{flex-wrap:wrap;gap:10px;padding:14px 20px}header span{width:100%;order:3}.layout{display:block}nav{width:100%;flex-direction:row;overflow:auto;border-right:0;border-bottom:1px solid var(--line);padding:12px}nav button{white-space:nowrap;flex-shrink:0}main{padding:28px 20px}h1{font-size:1.8rem}.inline{display:block}.video{min-height:230px;padding:18px}}
