:root{--bg:#f5f5f2;--fg:#111;--muted:#666;--line:#d7d7d2;--paper:#fff;--accent:#8b1e1e;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--fg);font-family:"Noto Serif SC","Songti SC","STSong","Times New Roman",serif;line-height:1.75}.wrap{max-width:var(--max);margin:auto;padding:0 24px}.hero{padding:78px 0 38px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff 0,#f5f5f2 100%)}.eyebrow{font:600 12px/1.4 Arial,sans-serif;letter-spacing:.16em;color:var(--muted)}h1{font-size:clamp(38px,7vw,76px);line-height:1.04;margin:14px 0 18px;font-weight:600;letter-spacing:-.03em}.lead{max-width:800px;font-size:19px;margin:0;color:#333}.meta{margin-top:12px;color:var(--muted);font:13px Arial,sans-serif}.searchbar{margin-top:30px}.searchbar input{width:100%;border:1px solid #aaa;background:#fff;padding:15px 17px;font-size:16px;outline:none;border-radius:2px}.searchbar input:focus{border-color:#111}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.chips button{background:transparent;border:1px solid var(--line);padding:8px 12px;cursor:pointer;font:13px Arial,sans-serif}.chips button.active,.chips button:hover{background:#111;color:#fff;border-color:#111}main{padding-top:34px;padding-bottom:70px}section{margin:0 0 58px}.panel{background:var(--paper);border:1px solid var(--line);padding:26px 30px}.panel h2{margin-top:0}.section-head{display:flex;align-items:end;justify-content:space-between;border-bottom:1px solid #111;padding-bottom:10px;margin-bottom:18px}.section-head h2{margin:0;font-size:28px}.section-head span{color:var(--muted);font:13px Arial,sans-serif}.grid{display:grid;gap:14px}.cards{grid-template-columns:repeat(3,minmax(0,1fr))}.card,.mini{background:var(--paper);border:1px solid var(--line);padding:22px;min-height:210px;transition:.15s ease}.card:hover,.mini:hover{transform:translateY(-2px);border-color:#999}.tag{font:600 11px Arial,sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.card h3,.mini h3{margin:8px 0 8px;line-height:1.35;font-size:20px}.card p,.mini p{color:#444}.card a,.paper a{color:var(--accent);text-decoration:none;border-bottom:1px solid rgba(139,30,30,.35)}.mini-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.mini{min-height:150px}.timeline{border-top:1px solid var(--line)}.paper{display:grid;grid-template-columns:54px 1fr;gap:20px;padding:20px 4px;border-bottom:1px solid var(--line)}.paper .year{font:600 13px Arial,sans-serif;color:var(--muted);padding-top:5px}.paper h3{font-size:20px;line-height:1.4;margin:0 0 5px}.paper p{margin:0 0 5px;color:#555}.keywords{display:flex;flex-wrap:wrap;gap:9px}.keywords span{background:#fff;border:1px solid var(--line);padding:8px 11px;font:14px Arial,sans-serif}.steps{padding-left:22px;margin-bottom:0}.steps li{margin-bottom:9px}footer{border-top:1px solid var(--line);padding:22px 0 34px;color:var(--muted);font:13px Arial,sans-serif}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.hidden{display:none!important}@media(max-width:900px){.cards,.mini-grid{grid-template-columns:1fr 1fr}}@media(max-width:620px){.hero{padding-top:48px}.wrap{padding:0 16px}.cards,.mini-grid{grid-template-columns:1fr}.section-head{align-items:start;gap:8px;flex-direction:column}.panel{padding:20px}.paper{grid-template-columns:34px 1fr}}