:root{--bg:#f7f8fa;--surface:#fff;--border:#e2e5ea;--text:#1a1d23;--text-muted:#6b7280;--accent:#2f6feb;--danger:#d1453b;--success:#1a7f4e;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#14161a;--surface:#1c1f24;--border:#2b2f36;--text:#e7e9ec;--text-muted:#9aa1ab;--accent:#5b9bf7;--danger:#f0665f;--success:#3fbf80;color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app-shell{max-width:1100px;margin:0 auto;padding:24px 20px 64px}.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.header h1{font-size:20px;font-weight:600;margin:0}.user-chip{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-muted)}.button{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:6px;padding:6px 12px;font-size:13px;cursor:pointer}.button:hover{border-color:var(--accent)}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px}.tab{padding:10px 16px;font-size:14px;font-weight:500;color:var(--text-muted);background:none;cursor:pointer;border:none;border-bottom:2px solid transparent}.tab[data-active=true]{color:var(--accent);border-bottom-color:var(--accent)}.freshness-banner{font-size:12px;color:var(--text-muted);margin-bottom:16px}.kpi-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:12px;gap:12px;margin-bottom:24px}.kpi-tile{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:14px 16px}.kpi-tile .label{font-size:12px;color:var(--text-muted);margin-bottom:4px}.kpi-tile .value{font-size:22px;font-weight:600}.section-title{font-size:14px;font-weight:600;margin:24px 0 10px}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:8px;background:var(--surface)}table{width:100%;border-collapse:collapse;font-size:13px}td,th{text-align:left;padding:8px 12px;border-bottom:1px solid var(--border);white-space:nowrap}th{color:var(--text-muted);font-weight:500;font-size:12px}tr:last-child td{border-bottom:none}.state-message{color:var(--text-muted);font-size:14px;padding:40px 0;text-align:center}.state-message.error{color:var(--danger)}.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px}.login-shell h1{font-size:18px}