:root,[data-theme=dark]{--bg:#08090c;--band:#0b0d12;--card:#10131a;--panel:#0e1016;--line:#1f2430;--line-soft:#16191f;--text:#f2f4f8;--dim:#a8b0c2;--mute:#8b93a6;--faint:#6e7789;--chip:#1a1e28;--field:#101219;--invert-bg:#f2f4f8;--invert-fg:#08090c;--pill-off-line:#262b38;--verified:#4fd6e8;--money:#f5b544;--fail:#ff6b5a;--accent:#a78bfa;--on-accent:#0b0712;--card-shadow:none;color-scheme:dark}[data-theme=light]{--bg:#ffffff;--band:#f6f7f9;--card:#ffffff;--panel:#fcfcfd;--line:#e4e7ec;--line-soft:#edeff3;--text:#14161c;--dim:#434a59;--mute:#5c6578;--faint:#6e7686;--chip:#f0f2f5;--field:#f6f7f9;--invert-bg:#14161c;--invert-fg:#ffffff;--pill-off-line:#e4e7ec;--verified:#0e8fa3;--money:#9a6500;--fail:#c7372a;--accent:#7c5ce8;--on-accent:#ffffff;--card-shadow:0 1px 2px rgba(20,22,28,0.04);color-scheme:light}:root{--font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;--font-mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace}*,:after,:before{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}h1,h2,h3{font-weight:600;letter-spacing:-.02em}a{color:var(--text);text-decoration:none}a:hover{opacity:.75}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button,input{font-family:inherit}.site{min-height:100vh;display:flex;flex-direction:column}.site>main{flex:1 0 auto}.mono{font-family:var(--font-mono)}.container{max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px}.card{border:1px solid var(--line);border-radius:14px;background:var(--card);box-shadow:var(--card-shadow)}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.hit{position:relative}.hit:after{content:"";position:absolute;inset:50% auto auto 50%;width:max(100%,44px);height:max(100%,44px);transform:translate(-50%,-50%)}:root,[data-theme=dark]{--silver-lo:#5d626b;--silver-mid:#b9bec7;--silver-hi:#f6f8fb}[data-theme=light]{--silver-lo:#aeb3bc;--silver-mid:#7d838d;--silver-hi:#4b515b}.silver-frame{position:relative;border-color:transparent!important}.silver-frame:before{content:"";position:absolute;inset:-1px;padding:1.5px;border-radius:inherit;pointer-events:none;background:linear-gradient(115deg,var(--silver-lo) 0,var(--silver-mid) 12%,var(--silver-hi) 20%,var(--silver-mid) 28%,var(--silver-lo) 40%,var(--silver-lo) 50%,var(--silver-mid) 62%,var(--silver-hi) 70%,var(--silver-mid) 78%,var(--silver-lo) 90%,var(--silver-lo) 100%) 0 0 /200% 100%;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:silver-sheen 7s linear infinite}@keyframes silver-sheen{to{background-position:100% 0}}@media (prefers-reduced-motion:reduce){.silver-frame:before{animation:none}}.card:has(>.sample-tag){position:relative}.sample-tag{position:absolute;top:10px;right:10px;z-index:3;padding:1px 8px;border:1px dashed var(--money);border-radius:6px;background:repeating-linear-gradient(-45deg,transparent 0 4px,color-mix(in srgb,var(--money) 14%,transparent) 4px 8px),var(--card);color:var(--money);font-size:12px;font-weight:600;line-height:18px;letter-spacing:.1em;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.btn{height:46px;padding:0 24px;border-radius:10px;font-size:15px;display:inline-flex;align-items:center;justify-content:center}.btn-accent{background:var(--accent);color:var(--on-accent);font-weight:600}.btn-ghost{border:1px solid var(--line)}@media (max-width:640px){.container{padding-left:16px;padding-right:16px}}@keyframes ux-rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}html[data-intro=play] body{overflow:hidden}html[data-intro=play] .site{visibility:hidden}html[data-intro=leaving] .site{animation:ux-rise .62s cubic-bezier(.22,.8,.3,1) both}@media (prefers-reduced-motion:reduce){html[data-intro=leaving] .site{animation:none}}