:root{--bg:#222426;--panel:#2b2e31;--panel2:#303337;--line:#44484c;--text:#ebecee;--muted:#afb5ba;--dim:#959da4;--accent:#f29380;--mint:#9ad5c6;--side:270px;font-family:'Segoe UI','Microsoft YaHei',system-ui,sans-serif;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.85}a{color:var(--mint);text-decoration:none}a:hover{text-decoration:underline;color:#cff1e7}button,input{font:inherit}button,.button{cursor:pointer;border:1px solid var(--line);border-radius:7px;background:var(--panel2);color:var(--text);padding:8px 14px;line-height:1.5}button:hover,.button:hover{background:#3b4044;text-decoration:none;color:white}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}h1,h2,h3{color:#f8f8f9;line-height:1.4;margin:0 0 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@media(max-width:1180px){:root{--side:240px}#sidebar{padding-left:18px;padding-right:18px}main{padding:35px 28px}.hero{grid-template-columns:1fr}.hero-art{max-width:700px;transform:none}.hero h1{max-width:none}.three-cards{grid-template-columns:1fr}.release-detail{padding:24px}.image-text{gap:24px}.two-col{gap:22px}.definitions{grid-template-columns:1fr;gap:2px}.definitions dd{margin-bottom:12px}}
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html{scroll-behavior:auto}
img{height:auto}
.demo-screen img,.demo-screen canvas{width:auto;max-width:100%;height:auto;max-height:min(58vh,560px);margin-inline:auto}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
@media print{#sidebar,.mobile-top,.demo-controls,.filters,.release-rail,.actions,footer{display:none!important}main{margin:0;padding:0}.guide{break-before:auto}body{color:#111;background:white}h1,h2,h3,p,td,.muted,.lede{color:#111}a{color:#254c44}figure,.note,.soft-card,.release-detail{break-inside:avoid}.hero{display:block}#release-detail{min-height:0}}