:root{--bg:#f6f8fb;--surface:#fff;--border:#e2e8f0;--text:#0f172a;--muted:#64748b;--brand:#0369a1;--brand-dark:#075985;--brand-light:#e0f2fe;--danger:#dc2626;--danger-bg:#fef2f2;--success:#15803d;--success-bg:#f0fdf4;--radius:10px;--shadow:0 1px 2px rgba(15,23,42,.04),0 1px 6px rgba(15,23,42,.05)}*{box-sizing:border-box}body,html{overflow-x:hidden;max-width:100vw;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);-webkit-tap-highlight-color:transparent}body,h1,h2,h3,h4,html{color:var(--text)}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:880px;margin:0 auto;padding:24px 16px 64px}.card{background:var(--surface);border-radius:12px;padding:20px;margin-bottom:16px;border:1px solid var(--border);box-shadow:var(--shadow)}input:not([type=radio]):not([type=checkbox]),select,textarea{width:100%;padding:10px 12px;border-radius:8px;border:1px solid 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