:root{--bg:#f7f7f8;--surface:#fff;--text:#1d1d1f;--muted:#5f6368;--border:#e0e0e3;--primary:#d93025;--primary-hover:#b3261e;--primary-text:#b3261e;--success:#188038;--danger:#c5221f;--accent-soft:color-mix(in srgb, var(--primary) 10%, transparent);--radius:12px;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--primary-text:#ff8a80;--bg:#141416;--surface:#1e1e21;--text:#ececef;--muted:#a0a0a8;--border:#34343a}}*{box-sizing:border-box}[hidden]{display:none!important}body{background:var(--bg);color:var(--text);margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}main{max-width:1040px;margin:0 auto;padding:16px}h1{margin:16px 0 8px;font-size:clamp(1.6rem,4vw,2.2rem);line-height:1.2}.site-header{justify-content:space-between;align-items:center;gap:16px;max-width:1040px;margin:0 auto;padding:16px;display:flex}.logo{color:var(--primary-text);white-space:nowrap;font-size:1.25rem;font-weight:800;text-decoration:none}.lang-code{display:none}.tools-menu 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