:root{color-scheme:light;--ink:#263f36;--muted:#697870;--paper:#f4f3ea;--line:#dbdfd2;--accent:#d9e887}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,"Microsoft YaHei",sans-serif}header,main,footer{max-width:1050px;margin:auto}header{display:flex;justify-content:space-between;align-items:center;padding:26px 32px;border-bottom:1px solid var(--line)}a{color:inherit;text-decoration:none}.brand{font-weight:750;font-size:20px;letter-spacing:.04em}.mark{display:inline-grid;place-items:center;background:var(--ink);color:var(--accent);border-radius:10px;width:34px;height:34px;font-size:13px;margin-right:9px}.tag,.eyebrow,.pill{font-size:11px;letter-spacing:.08em}.tag{color:var(--muted)}main{display:grid;grid-template-columns:1.15fr 1fr;padding:48px 32px 20px;gap:36px}.hero{padding:20px 0}.eyebrow{font-weight:700;color:var(--muted)}h1{font-size:clamp(46px,6vw,76px);line-height:1.16;letter-spacing:-.06em;margin:30px 0 22px;font-weight:650}.intro{color:var(--muted);font-size:15px;line-height:1.9}.hero-foot{display:flex;gap:21px;font-size:12px;margin-top:44px}.setup{background:#fffef8;border:1px solid var(--line);border-radius:22px;padding:26px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px}h2{font-size:19px;font-weight:650;margin:0}.pill{padding:7px 10px;background:#e9ecdf;border-radius:30px;white-space:nowrap}ol{counter-reset:item;list-style:none;padding:0;margin:25px 0}li{counter-increment:item;position:relative;padding:0 0 22px 37px}li:before{content:counter(item);position:absolute;left:0;top:1px;background:#eaf0d7;border-radius:50%;width:25px;height:25px;display:grid;place-items:center;font-size:12px}li b{display:block;font-size:14px;font-weight:600}li span{display:block;font-size:12px;color:var(--muted);line-height:1.7;margin-top:6px}button,.secondary{font:inherit;cursor:pointer;border-radius:11px;padding:12px 17px;font-size:13px;display:inline-flex;align-items:center;justify-content:center;gap:10px}button:disabled{opacity:.45;cursor:wait}.primary{border:0;color:var(--accent);background:var(--ink);width:100%;justify-content:space-between;font-weight:600}.secondary{background:transparent;border:1px solid #bdc6b8;color:var(--ink)}button:hover,.secondary:hover{filter:brightness(.96)}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #77993f;outline-offset:3px}#status{font-size:12px;line-height:1.6;margin-bottom:0;color:var(--muted);overflow-wrap:anywhere}progress{width:100%;height:6px;accent-color:var(--ink);margin-top:18px}.library,.tools{grid-column:1/-1}.library{border-top:1px solid var(--line);padding-top:28px}.empty{text-align:center;padding:42px 15px;color:var(--muted);border:1px dashed #cbd2c4;border-radius:16px;margin-top:20px}.empty-icon{font-size:35px;color:#96a585}.empty h3{font-size:15px;font-weight:550;color:var(--ink)}.empty p{font-size:12px;line-height:1.9}.tools{padding:4px 0 22px}.tools p{font-size:12px;color:var(--muted);line-height:1.8;margin:14px 0 0}footer{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:24px 32px 30px;font-size:11px;color:var(--muted)}#games{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:18px}.game{background:#fffef8;border:1px solid var(--line);border-radius:16px;padding:20px;min-width:0}.game h3{margin:0 0 8px;font-size:17px;overflow-wrap:anywhere}.game p{font-size:12px;color:var(--muted)}.game select{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);margin-bottom:10px}.game .actions{display:flex;gap:8px}.game .actions .primary{width:auto;flex:1}.game label{font-size:12px;display:block;margin-bottom:6px}.notice{border-left:3px solid var(--ink);padding-left:14px} @media(max-width:680px){header{padding:18px 20px}.brand{font-size:17px}.tag{font-size:10px}main{grid-template-columns:1fr;padding:20px;gap:25px}.hero{padding:4px 0 8px}h1{font-size:54px;margin:20px 0}.hero-foot{margin-top:25px;gap:17px}.setup{padding:22px}.library,.tools{grid-column:auto}#games{grid-template-columns:1fr}footer{padding:20px;flex-direction:column}.tools>a{margin-top:10px}.section-title{align-items:center}.pill{font-size:10px}}