:root{color-scheme:dark;--bg:#0c111b;--surface:#131d2b;--line:#283548;--text:#ebf0f7;--muted:#9aacbf;--accent:#f5a18e;--danger:#ffac9c;--green:#7edac1;font-family:Inter,"Segoe UI","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:var(--text)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px}body{margin:0}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button,input,select{font:inherit;color:inherit}button{cursor:pointer}a,button,input{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,pre:focus-visible,summary:focus-visible{outline:3px solid #f5cd85;outline-offset:4px}[hidden]{display:none!important}.nav,main{max-width:1248px;margin:auto;padding-left:40px;padding-right:40px}.nav{height:84px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}.brand{font-size:14px;font-weight:700;letter-spacing:.14em;color:var(--text)}.brand span{color:var(--muted);font-weight:400;letter-spacing:.08em}.hero{padding:68px 0 0}.eyebrow{display:flex;gap:9px;align-items:center;font:11px/1.6 Consolas,"Cascadia Mono",monospace;letter-spacing:.14em;color:var(--accent)}.signal{width:7px;height:7px;background:var(--accent);border-radius:50%;box-shadow:0 0 15px #f5a18e50}h1{font-size:clamp(42px,5.5vw,68px);line-height:1.2;letter-spacing:-.04em;font-weight:600;margin:23px 0}h1 span{color:var(--accent)}.lead{font-size:16px;line-height:1.95;max-width:670px;color:#b5c3d4}.hero-actions{display:flex;align-items:center;gap:20px;margin:28px 0 42px}.primary{display:flex;align-items:center;gap:40px;padding:13px 18px;background:var(--accent);border:1px solid var(--accent);color:#302122;font-size:14px;font-weight:600;border-radius:7px}.primary:hover{background:#ffc1af;color:#302122}.prototype{font:11px Consolas,monospace;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:7px 12px}.comparison-strip{display:grid;grid-template-columns:1fr 50px 1fr 1.2fr;border:1px solid var(--line);background:var(--surface);border-radius:9px;align-items:center;padding:25px 28px;gap:20px}.comparison-strip>div{display:flex;flex-direction:column;gap:9px}.micro{font:10px Consolas,monospace;letter-spacing:.14em;color:#8498b1}.comparison-strip strong{font:20px Consolas,monospace;letter-spacing:-.03em}.comparison-strip>div>span:last-child{font:11px Consolas,monospace;color:var(--muted)}.compare-arrow{color:#6d829c;font-size:26px}.comparison-strip .result{padding-left:28px;border-left:1px solid var(--line)}.result strong{font-size:15px;color:var(--danger)}.result .micro{color:#dca699}.metrics{display:grid;grid-template-columns:repeat(5,1fr);padding:28px 0;border-bottom:1px solid var(--line);margin-bottom:54px}.metrics>div{display:flex;align-items:baseline;gap:14px;padding-left:28px;border-right:1px solid var(--line)}.metrics>div:first-child{padding-left:0}.metrics>div:last-child{border-right:0}.metrics strong{font-size:30px;font-weight:500;letter-spacing:-.04em;font-variant-numeric:tabular-nums}.metrics span{font-size:12px;color:var(--muted)}.metrics .danger strong{color:var(--danger)}section{margin:45px 0 70px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:20px}h2{font-size:28px;line-height:1.4;letter-spacing:-.03em;font-weight:600;margin:8px 0 0}.pill{border:1px solid var(--line);padding:5px 12px;border-radius:20px;font:11px Consolas,monospace;color:var(--muted)}.section-intro{font-size:14px;line-height:1.9;color:var(--muted);max-width:920px;margin:16px 0 24px}.filters{display:flex;justify-content:space-between;align-items:center;gap:22px}.segmented{display:flex;gap:4px;flex-wrap:wrap}.segmented button{border:1px solid transparent;border-radius:6px;background:transparent;padding:10px 13px;font-size:13px;color:var(--muted)}.segmented button>span{margin-left:6px;opacity:.65;font:11px Consolas,monospace}.segmented button:hover{background:#1b283a;color:var(--text)}.segmented button.selected{color:var(--accent);background:#342b2a;border-color:#5a3e37}.search{display:flex;flex-direction:column;gap:6px;min-width:250px}.search>span{font-size:10px;color:var(--muted)}.search input{background:#111c2a;border:1px solid var(--line);border-radius:6px;font-size:12px;padding:10px 12px;width:100%;outline-offset:2px}.search input::placeholder{color:#768ba7}.list-heading{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:#8398b2;margin:18px 0 12px}.list-heading p{margin:0}.change-list{display:grid;gap:14px}.change-card{border:1px solid var(--line);border-radius:8px;background:#111a28;overflow:hidden}.change-head{display:flex;align-items:center;gap:14px;padding:18px 21px;border-bottom:1px solid var(--line);background:#152030;flex-wrap:wrap}.change-name{font:600 17px Consolas,monospace;margin:0;min-width:115px}.severity{font:10px Consolas,monospace;letter-spacing:.03em;padding:4px 7px;border-radius:4px;white-space:nowrap}.severity.breaking{background:#492e2d;color:#ffc0b1}.severity.info{background:#193b35;color:#8ee6cb}.categories{display:flex;flex-wrap:wrap;gap:5px;margin-left:auto}.category{font:9px Consolas,monospace;letter-spacing:.02em;border:1px solid #3b4c62;padding:3px 6px;border-radius:4px;color:#aebed1}.port-pair{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line)}.port-snapshot{padding:18px 21px;background:#111a28;min-width:0}.port-snapshot.after{background:#132128}.port-snapshot .micro{display:block;margin-bottom:10px}.declaration{display:block;font:13px/1.7 Consolas,"Cascadia Mono",monospace;white-space:pre-wrap;overflow-wrap:anywhere;color:#dce7f5}.port-meta{font:10px/1.7 Consolas,monospace;color:#849bb7;margin:9px 0 0}.absent{color:#75869d;font-style:italic}.delta-wrap{padding:0 21px 14px;overflow:auto}.delta-table{border-collapse:collapse;width:100%;font:11px/1.7 Consolas,monospace;text-align:left}.delta-table th{font-weight:400;color:#8ba1bb;padding:11px 10px 8px 0;border-bottom:1px solid #223146;font-size:10px;white-space:nowrap}.delta-table th:nth-child(2){width:33%}.delta-table th:nth-child(3){width:33%}.delta-table td{padding:8px 10px 0 0;color:#c5d6e8;overflow-wrap:anywhere}.delta-table td:first-child{color:#9db2cb}.delta-table td:nth-child(2){color:#e4b0a1}.delta-table td:nth-child(3){color:#88d9c4}.raw-details{padding:0 21px 15px}.raw-details summary{cursor:pointer;color:#859cb8;font-size:11px;width:fit-content;line-height:1.8}.raw-details pre{border:1px solid var(--line);background:#0e1521;border-radius:5px;padding:15px;margin-top:12px;max-height:280px;overflow:auto;font-size:11px}.note{border:1px solid var(--line);border-left:3px solid #bc8878;background:#171c28;padding:17px 20px;font-size:12px;line-height:1.9;color:var(--muted);margin-top:20px}.note strong{color:#d8c3bc}.note p{margin:6px 0 0}code{font:12px/1.7 Consolas,monospace;color:#c3d3e3;overflow-wrap:anywhere}.empty{border:1px dashed var(--line);border-radius:7px;padding:40px;text-align:center;color:var(--muted);font-size:13px}.text-link{font-size:12px;color:var(--accent)}.evidence-tabs{margin:24px 0 14px}pre{font:12px/1.8 Consolas,"Cascadia Mono",monospace;tab-size:2;margin:0}.code-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:7px 7px 0 0;background:#182434;padding:11px 15px;font:11px Consolas,monospace;color:var(--muted)}.code-heading a{color:var(--accent);white-space:nowrap}.code-panel{border:1px solid var(--line);border-top:0;border-radius:0 0 7px 7px;background:#0d1521;padding:22px;max-height:480px;overflow:auto;color:#c5d4e8}.code-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.code-grid>div{min-width:0}.code-grid .code-panel{font-size:11px;min-height:350px}.scope{display:grid;grid-template-columns:1.2fr 1fr;gap:65px;border-top:1px solid var(--line);padding-top:40px;align-items:center}.scope>div>p{font-size:13px;line-height:1.95;color:var(--muted)}.scope-card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:27px}.scope-card h3{font-size:16px;font-weight:500;margin-top:0}.scope-card p{font-size:12px;line-height:1.9;color:var(--muted)}.exit-code{display:grid;grid-template-columns:35px 1fr;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:18px;margin-top:18px;font-size:12px;color:var(--muted)}.exit-code code{width:26px;text-align:center;background:#1e2f43;border-radius:4px;padding:2px;color:#b5cce7}.exit-code code:nth-of-type(2){background:#432f2c;color:var(--danger)}.resource-links{display:flex;flex-wrap:wrap;gap:14px 25px;border-top:1px solid var(--line);padding:23px 0;font-size:12px;color:var(--muted)}footer{display:flex;justify-content:space-between;gap:15px;padding:25px 0 35px;font-size:11px;color:#788da8}footer code{font-size:11px}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media(max-width:950px){.metrics>div{flex-direction:column;gap:5px;padding-left:22px}.comparison-strip{grid-template-columns:1fr 30px 1fr;padding:23px;gap:15px}.comparison-strip .result{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);padding:18px 0 0;display:grid;grid-template-columns:1fr 1fr}.comparison-strip .result span:last-child{grid-column:1/-1}.filters{align-items:flex-start;flex-direction:column;gap:16px}.search{width:100%}.scope{gap:30px}.categories{width:100%;margin-left:0}.change-head{gap:10px}}@media(max-width:600px){.nav,main{padding-left:20px;padding-right:20px}.nav{height:68px;font-size:11px}.brand{font-size:12px}.hero{padding-top:42px}.lead{font-size:14px}.hero-actions{gap:14px;flex-wrap:wrap}.primary{gap:23px}.comparison-strip{padding:20px 17px;gap:14px}.comparison-strip strong{font-size:16px}.comparison-strip>div>span:last-child{font-size:9px}.comparison-strip .result strong{font-size:11px}.micro{font-size:9px}.metrics{grid-template-columns:repeat(3,1fr);gap:23px;margin-bottom:40px}.metrics>div{padding-left:0;border:0}.metrics strong{font-size:28px}.metrics span{font-size:11px}.section-head{flex-direction:column;align-items:flex-start;gap:14px}h2{font-size:24px}section{margin-bottom:48px}.segmented{gap:3px}.segmented button{padding:9px;font-size:12px}.segmented button>span{margin-left:4px}.list-heading{font-size:10px}.change-head{padding:15px 16px}.change-name{font-size:16px;min-width:0}.port-pair,.code-grid,.scope{grid-template-columns:1fr}.port-snapshot{padding:16px}.delta-wrap{padding:0 16px 14px}.delta-table{font-size:10px}.delta-table td,.delta-table th{padding-right:12px}.raw-details{padding:0 16px 15px}.declaration{font-size:12px}.code-heading{font-size:10px;padding:10px 12px}.code-panel{padding:16px;font-size:11px}.code-grid .code-panel{min-height:0;max-height:350px}.scope{gap:25px}.scope-card{padding:23px}footer{flex-direction:column;gap:10px}.category{font-size:8px}.note{padding:16px}}