:root{--bg:#f5f5f7;--surface:#ffffff;--border:#e5e5ea;--text:#0a0a0b;--muted:#6b7280;--accent:#111827;--accent-2:#4f46e5;--good:#16a34a;--warn:#d97706;--bad:#dc2626;--shadow:0 1px 2px rgba(0,0,0,0.04),0 4px 14px rgba(0,0,0,0.06);--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Inter,SF Pro Text,system-ui,sans-serif;font-feature-settings:"ss01","cv11";-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:14px 28px;background:rgba(255,255,255,.85);border-bottom:1px solid var(--border);-webkit-backdrop-filter:saturate(180%) blur(14px);backdrop-filter:saturate(180%) blur(14px)}.topbar .brand a{font-weight:700;letter-spacing:-.02em;font-size:18px}.topbar nav{display:flex;gap:22px;align-items:center}.topbar nav 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