:root{color-scheme:light;--font-ui:var(--font-display);--font-body:var(--font-display);--bg:#eef1f5;--bg-2:#e7ebf0;--surface:#ffffff;--surface-raised:#f4f6f9;--text:#14171c;--text-muted:#5b636e;--text-faint:#8b929b;--accent:#16191e;--accent-strong:#000000;--accent-soft:#dfe4ea;--accent-ink:#ffffff;--border:#d7dce2;--border-strong:#c1c8d1;--grid-line:#e2e6eb;--success:#1f7a53;--success-soft:#d9ece2;--warning:#8a6d1f;--warning-soft:#ece2c6;--error:#c0362e;--error-soft:#f2d7d4;--blue:#1f6fe0;--blue-strong:#1a5fd0;--blue-soft:#5aa9f5;--blue-glow:rgba(31,111,224,0.32);--blue-ink:#ffffff;--focus:#1f6fe0;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:22px;--rail-w:220px;--inspector-w:360px;--header-h:57px;--tabbar-h:56px;--scrim:rgba(31,35,38,0.55);--shadow-overlay:0 10px 30px -12px rgba(31,35,38,0.35);--dur-micro:80ms;--dur-short:160ms;--dur-medium:240ms;--ease-out:cubic-bezier(0.2,0,0,1);--ease-in:cubic-bezier(0.4,0,1,1);--ease-in-out:cubic-bezier(0.4,0,0.2,1);--ease-spring:cubic-bezier(0.34,1.35,0.4,1);--forge-a:#5aa9f5;--forge-b:#1f6fe0;--forge-gradient:linear-gradient(104deg,#3a4a63,#1f6fe0);--forge-glow:0 0 0 1px rgba(31,111,224,0.28),0 8px 28px -8px rgba(31,111,224,0.35)}[data-theme=dark]{color-scheme:dark;--bg:#08090b;--bg-2:#0a0c0f;--surface:#14161a;--surface-raised:#1b1e23;--text:#eef1f5;--text-muted:#9aa2ad;--text-faint:#6b727c;--accent:#eef1f5;--accent-strong:#ffffff;--accent-soft:#212429;--accent-ink:#0a0b0d;--border:#2a2e35;--border-strong:#3a3f47;--grid-line:#23262c;--success:#4bb088;--success-soft:#16362a;--warning:#c9a24a;--warning-soft:#3a3016;--error:#e06b62;--error-soft:#3f211f;--blue:#4f9dff;--blue-strong:#1f6fe0;--blue-soft:#7fd0ff;--blue-glow:rgba(79,157,255,0.45);--blue-ink:#ffffff;--focus:#4f9dff;--scrim:rgba(0,0,0,0.62);--shadow-overlay:0 12px 34px -12px rgba(0,0,0,0.6);--forge-a:#7fd0ff;--forge-b:#4f9dff;--forge-gradient:linear-gradient(104deg,#f4f8ff,#62acff);--forge-glow:0 0 0 1px rgba(79,157,255,0.3),0 8px 28px -8px rgba(79,157,255,0.4)}[data-surface=studio]{--bg:#e9edf2;--surface-raised:#f1f4f8;--radius-sm:8px;--radius-md:14px}[data-theme=dark] [data-surface=studio]{--bg:#08090b;--surface-raised:#1b1e23}[data-surface=studio] .btn{border-radius:var(--radius-md);padding:9px 18px}[data-surface=studio] .btn:hover{transform:translateY(-1px)}[data-surface=studio] .btn:active{transform:translateY(1px) scale(.98)}[data-surface=studio] .panel,[data-surface=studio] .viewport,[data-surface=studio] .work-card{border-radius:var(--radius-lg)}[data-surface=studio] .pill{border-radius:999px}[data-surface=studio] .precision,[data-surface=studio] .precision .btn,[data-surface=studio] .precision .panel{border-radius:var(--radius-md,6px)}[data-surface=ops]{--radius-sm:2px;--radius-md:4px}[data-theme=dark] [data-surface=ops],[data-theme=dark][data-surface=ops]{--bg:#121415;--surface:#1c1f20;--surface-raised:#262a2b}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{font-family:var(--font-body),system-ui,-apple-system,"Noto Sans TC","PingFang 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var(--border);display:flex;flex-direction:column;gap:4px;padding:16px 10px}.brand{display:flex;align-items:center;gap:10px;padding:0;text-decoration:none;color:var(--text)}.rail .brand{padding:4px 8px 16px}.brand-emblem,.brand-lockup{flex:0 0 auto;display:block;background-position:0;background-repeat:no-repeat;background-size:contain;transition:opacity .15s ease}.brand-lockup{height:30px}.brand-emblem{display:none;height:28px}:root[data-theme=dark] .brand-lockup{aspect-ratio:1313/310;background-image:url(/brand/logo-lockup-dark.png)}:root[data-theme=light] .brand-lockup{aspect-ratio:1168/314;background-image:url(/brand/logo-lockup-light.png)}:root[data-theme=dark] .brand-emblem{aspect-ratio:589/310;background-image:url(/brand/logo-emblem-dark.png)}:root[data-theme=light] .brand-emblem{aspect-ratio:597/314;background-image:url(/brand/logo-emblem-light.png)}.brand:hover .brand-emblem,.brand:hover .brand-lockup{opacity:.82}.rail 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