.os{--os-bg:#0a0a0c;--os-fg:#f5f3ef;--os-mute:#f5f3efad;--os-line:#ffffff24;--os-accent:#ff5a1f;--os-grad:linear-gradient(135deg,#ffa31a 0%,#ff3b1f 100%);--os-card:var(--glass-bg,#ffffff14);--os-radius:var(--radius,18px);--os-blur:var(--glass-blur,20px);--os-read:68ch;--os-w:1080px;--os-ok:#4cb88a;--os-mid:#e0b93a;--os-bad:#e07a62;background:var(--os-bg);min-height:100vh;color:var(--os-fg);isolation:isolate;font:17px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;position:relative}.os:before{content:"";z-index:-1;pointer-events:none;background:radial-gradient(60% 50% at 12% 0,#667eea38,#0000 70%),radial-gradient(50% 45% at 95% 8%,#ff5a1f29,#0000 70%),radial-gradient(70% 60% at 50% 110%,#764ba233,#0000 70%);position:fixed;inset:0}html[data-theme=light] .os{--os-bg:#f6f4f0;--os-fg:#0a0a0c;--os-mute:#0a0a0cad;--os-line:#0a0a0c24;--os-accent:#c2410c;--os-card:#ffffffb8;--os-ok:#2f7d5b;--os-mid:#a67c00;--os-bad:#b4472f;--os-bartext:#fff}html[data-theme=light] .os:before{background:radial-gradient(60% 50% at 12% 0,#667eea29,#0000 70%),radial-gradient(50% 45% at 95% 8%,#ff5a1f1f,#0000 70%),radial-gradient(70% 60% at 50% 110%,#764ba21a,#0000 70%)}html[data-theme=light] .os code{background:#0a0a0c12}@media (prefers-color-scheme:light){html:not([data-theme]) .os{--os-bg:#f6f4f0;--os-fg:#0a0a0c;--os-mute:#0a0a0cad;--os-line:#0a0a0c24;--os-accent:#c2410c;--os-card:#ffffffb8;--os-ok:#2f7d5b;--os-mid:#a67c00;--os-bad:#b4472f;--os-bartext:#fff}html:not([data-theme]) .os:before{background:radial-gradient(60% 50% at 12% 0,#667eea29,#0000 70%),radial-gradient(50% 45% at 95% 8%,#ff5a1f1f,#0000 70%),radial-gradient(70% 60% at 50% 110%,#764ba21a,#0000 70%)}html:not([data-theme]) .os code{background:#0a0a0c12}}.os .brand .logo-dark{display:block}.os .brand .logo-light{display:none}.os .ico-sun{display:block}.os .ico-moon,html[data-theme=light] .os .brand .logo-dark,html[data-theme=light] .os .ico-sun{display:none}html[data-theme=light] .os .brand 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