@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap";:root{color:#29322f;font-synthesis:none;--accent:#e95742;--line:#dddfd6;background:#f6f5f1;font-family:DM Sans,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:disabled{cursor:wait;opacity:.5}button:focus-visible,a:focus-visible{outline-offset:4px;outline:3px solid #3e80be}a{color:inherit}header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;max-width:1240px;height:92px;margin:auto;padding:0 40px;display:flex}.brand{letter-spacing:.03em;align-items:center;gap:12px;font-size:20px;font-weight:700;text-decoration:none;display:flex}.brand-icon{background:var(--accent);color:#fff;border-radius:50%;place-items:center;width:33px;height:33px;font-family:Space Grotesk,sans-serif;font-size:19px;display:grid}.nav{color:#69716c;gap:26px;font-size:13px;display:flex}.nav a{text-decoration:none}.nav a:hover{color:var(--accent)}.nav .current{color:#29322f}main{max-width:1160px;margin:auto;padding:42px 40px 0}.intro{justify-content:space-between;align-items:end;margin-bottom:25px;display:flex}.eyebrow{letter-spacing:.16em;color:#7e877c;margin:0 0 13px;font-family:Space Grotesk,sans-serif;font-size:11px}.intro h1{letter-spacing:-.035em;margin:0 0 10px;font-size:34px;font-weight:500}.intro p{color:#7b837b;margin:0;font-size:13px;line-height:1.8}.mode{border:1px solid var(--line);letter-spacing:.04em;color:#626f62;border-radius:6px;margin-bottom:4px;padding:9px 12px;font-size:11px}.studio{background:#eeeee9;border:1px solid #daddd2;border-radius:14px;position:relative;overflow:hidden}.studio:fullscreen{border-radius:0;width:100%;height:100%}.studio:fullscreen .stage{height:100vh}.studio-top{z-index:1;pointer-events:none;justify-content:space-between;display:flex;position:absolute;top:22px;left:24px;right:24px}.studio-label{letter-spacing:.15em;align-items:center;gap:9px;font:11px Space Grotesk,sans-serif;display:flex}.studio-label i{background:#a4a99e;border-radius:50%;width:6px;height:6px}.studio-label i.running{background:var(--accent);box-shadow:0 0 0 4px #e9574215}.studio-meta{color:#858b80;font:11px Space Grotesk,sans-serif}.stage{height:470px;position:relative}.stage canvas{touch-action:none;width:100%;height:100%;display:block}.stage-error{text-align:center;z-index:2;background:#eeeee9;place-content:center;padding:32px;display:grid;position:absolute;inset:0}.stage-error strong{font-size:20px}.stage-error p{color:#737b73;max-width:360px;font-size:13px;line-height:1.8}.studio-bottom{justify-content:space-between;align-items:center;display:flex;position:absolute;bottom:16px;left:24px;right:24px}.views{background:#f4f5efc9;border:1px solid #d1d7cc;border-radius:8px;gap:4px;padding:4px;display:flex}.views button{color:#7a8176;background:0 0;border:none;border-radius:5px;padding:7px 12px;font-size:11px}.views button.active{color:#28352d;background:#fff;box-shadow:0 1px 3px #27302a12}.studio-hint{color:#8a9085;font-size:11px}.round-control{color:#586557;background:#f4f5efc9;border:1px solid #d1d7cc;border-radius:8px;padding:9px 12px;font-size:11px}.progress{color:#a0a69d;justify-content:center;align-items:center;gap:14px;margin:25px 0;font-size:11px;display:flex}.progress span{white-space:nowrap;align-items:center;gap:7px;display:flex}.progress span b{border:1px solid #d2d6cd;border-radius:50%;place-items:center;width:19px;height:19px;font:400 11px Space Grotesk;display:grid}.progress span.active{color:#354b3a}.progress span.active b{color:#fff;background:#455b49;border-color:#455b49}.progress em{background:#daddd3;width:30px;height:1px}.result-panel{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:1fr auto;align-items:center;gap:22px;padding:28px 0 25px;display:grid}.result-head{align-items:center;gap:12px;margin-bottom:15px;font-size:12px;display:flex}.result-head small{color:#959b91;font-size:10px}.numbers{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.number{color:#b0b2a8;background:#efebe4;border:1px dashed #d8d7ce;border-radius:50%;place-items:center;width:42px;height:42px;font:500 17px Space Grotesk,sans-serif;display:grid}.number.red{color:#fff;background:#e95a46;border:1px solid #e95a46;box-shadow:inset 0 -3px #bd3d2520}.number.blue{color:#fff;background:#397abd;border:1px solid #397abd}.numbers .divider{background:var(--line);width:1px;height:23px;margin:0 6px}.actions{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.primary{color:#f4f5ee;background:#2e4135;border:none;border-radius:8px;min-width:150px;height:46px;font-size:13px;font-weight:500}.primary:hover{background:#405b49}.secondary{white-space:nowrap;color:#64715f;background:0 0;border:1px solid #d3d7cd;border-radius:8px;height:46px;padding:0 15px;font-size:12px}.secondary:hover{background:#eaece4}.result-note{color:#8b9488;justify-content:space-between;align-items:center;gap:16px;margin-top:15px;font-size:11px;display:flex}.result-note button{color:#62705f;background:0 0;border:none;padding:0;font-size:11px}.status-line{color:#7a8277;min-height:20px;margin:17px 0 0;font-size:12px;line-height:1.7}.below{grid-template-columns:1fr 1fr;gap:55px;padding:44px 0;display:grid}.section-title{justify-content:space-between;align-items:center;margin:0 0 17px;font-size:15px;font-weight:500;display:flex}.section-title small{color:#929b8d;font:11px Space Grotesk}.description{color:#7c8677;max-width:440px;margin:0 0 17px;font-size:12px;line-height:1.9}.history-empty{color:#929a8c;font-size:12px;line-height:1.9}.history-item{border-bottom:1px solid #e3e5dc;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;display:flex}.history-time{color:#939b8b;min-width:65px;font-size:10px}.history-numbers{color:#c44e3c;letter-spacing:.05em;font:500 12px Space Grotesk}.history-numbers strong{color:#3873ad;margin-left:8px;font-weight:500}.history-item button{color:#62735a;background:0 0;border:none;font-size:11px}.details{border-top:1px solid var(--line);color:#7d8875;padding:16px 0;font-size:11px}.details summary{cursor:pointer;color:#4d6047;justify-content:space-between;list-style:none;display:flex}.details summary:after{content:"＋"}.details[open] summary:after{content:"−"}.details dl{grid-template-columns:110px 1fr;gap:12px;margin:18px 0 0;line-height:1.6;display:grid}.details dd{overflow-wrap:anywhere;margin:0;font-family:Space Grotesk,Microsoft YaHei}.details p{line-height:1.8}.legend{color:#818d79;gap:16px;margin-bottom:20px;font-size:10px;display:flex}.legend i{background:#e95a46;border-radius:50%;width:6px;height:6px;margin-right:5px;display:inline-block}.legend i.blue{background:#397abd}footer{border-top:1px solid var(--line);color:#9ba28f;justify-content:space-between;gap:18px;max-width:1240px;margin:auto;padding:25px 40px 30px;font-size:10px;display:flex}footer a{text-decoration:none}.toast{color:#fff;z-index:10;background:#2e4135;border-radius:8px;padding:12px 20px;font-size:12px;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 4px 30px #26302220}.hidden{display:none!important}.warning{color:#bc503f}.loading-overlay{z-index:2;color:#788270;background:#eeeee9;flex-direction:column;justify-content:center;align-items:center;gap:14px;font-size:12px;display:flex;position:absolute;inset:0}.loading-overlay span{border:2px solid #d6dccd;border-top-color:#52664b;border-radius:50%;width:22px;height:22px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.loading-overlay span{animation:none}}@media (width<=1100px){.result-panel{grid-template-columns:1fr}.actions .primary{flex:0 0 150px}}@media (width<=700px){header{height:74px;padding:0 20px}.brand{font-size:18px}.nav{gap:17px;font-size:11px}.nav .github-nav{display:none}main{padding:28px 18px 0}.intro{align-items:start;gap:14px;margin-bottom:22px}.intro h1{font-size:27px}.intro p{max-width:260px;font-size:11px}.eyebrow{margin-bottom:11px;font-size:9px}.mode{white-space:nowrap;margin-top:27px;padding:7px 9px;font-size:9px}.stage{height:375px}.studio-top{top:17px;left:17px;right:17px}.studio-label{letter-spacing:.1em;font-size:9px}.studio-meta{font-size:9px}.studio-bottom{bottom:14px;left:14px;right:14px}.studio-hint{display:none}.views button{padding:6px 9px;font-size:10px}.round-control{padding:9px;font-size:10px}.progress{flex-wrap:wrap;gap:8px 5px;margin:22px 0;font-size:9px}.progress em{width:8px}.progress span{gap:4px}.progress span b{width:16px;height:16px;font-size:9px}.result-panel{grid-template-columns:1fr;gap:24px;padding:23px 0}.numbers{gap:8px}.number{width:37px;height:37px;font-size:16px}.numbers .divider{margin:0 3px}.actions{width:100%}.actions .primary{flex:1 0 100%;min-width:0}.secondary{flex:none}.result-head{font-size:11px}.result-note{margin-top:12px;font-size:10px}.below{grid-template-columns:1fr;gap:30px;padding:32px 0}.section-title{font-size:14px}.description{font-size:11px}footer{flex-direction:column;gap:10px;padding:22px 20px;font-size:9px}}