:root{--brand-primary: #2563eb;--brand-primary-hover: #1d4ed8;--brand-bg: #ffffff;--brand-surface: #f6f8fa;--brand-text: #1a1a1a;--brand-text-dim: #666666;--brand-border: #e5e7eb;--brand-success: #1a7f37;--brand-success-bg: #dafbe1;--brand-danger: #cf222e;--brand-danger-bg: #ffebe9;--brand-warning: #9a6700}@media (prefers-color-scheme: dark){:root{--brand-bg: #0f1115;--brand-surface: #1a1d24;--brand-text: #e6e8eb;--brand-text-dim: #9aa0aa;--brand-border: #2a2e37;--brand-success-bg: #133a20;--brand-danger-bg: #3d1616}}body{background:var(--brand-bg);color:var(--brand-text)}.app-header{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;border-bottom:1px solid var(--brand-border);background:var(--brand-bg);color:var(--brand-text)}.app-header__logo{box-sizing:border-box;height:32px;width:auto;padding:4px 8px;background:#fff;border-radius:6px}.app-header__title{font-weight:600;font-size:1.05rem}:root{--bg: #0f1115;--surface: #1a1d24;--border: #2a2e37;--text: #e6e8eb;--text-dim: #9aa0aa;--brand-bg: var(--bg);--brand-text: var(--text);--brand-danger-bg: #ffebe9;--brand-danger: #cf222e;--accent: var(--brand-primary);--hazard-bg: var(--brand-danger-bg);--hazard-text: var(--brand-danger);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}#app{min-height:100vh}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}input{font:inherit}