:root {
  --blue: #0869AE;
  --ink: #0f1c2e;
  --muted: #5a6878;
  --border: #d6e2ee;
  --bg: #f4f8fb;
  --good: #16855c;
  --bad: #b0341b;
  --warn: #c77a1b;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, sans-serif; background: var(--bg); color: var(--ink); font-size: 14px; }
.topbar { background: #033656; color: #fff; padding: 10px 16px; }
.topbar-inner { max-width: 960px; margin: 0 auto; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.topbar .link { color: #9fd0ff; margin-left: auto; }
.wrap { max-width: 960px; margin: 0 auto; padding: 20px 16px 48px; }
.muted { color: var(--muted); }
.note { color: var(--muted); font-size: 13px; line-height: 1.5; }
.card { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; margin-bottom: 16px; }
.controls .row { margin-bottom: 12px; }
.controls label { display: block; font-weight: 600; margin-bottom: 4px; }
.controls input[type="range"], .controls select { width: 100%; max-width: 400px; }
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 14px; border-left: 4px solid var(--blue); }
.kpi.warn { border-left-color: var(--bad); background: #fff5f3; }
.kpi-label { font-size: 10px; letter-spacing: 0.06em; color: var(--muted); text-transform: uppercase; font-weight: 600; }
.kpi-val { font-size: 22px; font-weight: 700; margin-top: 6px; }
.kpi-sub { font-size: 12px; color: var(--muted); margin-top: 4px; }
.load-row { display: flex; align-items: center; gap: 12px; padding: 8px 0; border-bottom: 1px solid #eef2f7; }
.load-row:last-child { border-bottom: none; }
.load-meta { flex: 1; min-width: 0; }
.load-name { font-weight: 600; }
.load-detail { font-size: 12px; color: var(--muted); }
.tag { font-size: 10px; padding: 2px 6px; border-radius: 4px; background: #eef2f7; color: var(--muted); text-transform: uppercase; }
.auth-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-card { max-width: 400px; width: 100%; background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 24px; }
.auth-card h1 { margin-top: 0; font-size: 1.25rem; }
.stack { display: flex; flex-direction: column; gap: 8px; }
.stack input { padding: 10px; border-radius: 6px; border: 1px solid var(--border); font: inherit; }
.stack button { padding: 10px 14px; border-radius: 6px; border: none; background: var(--blue); color: #fff; font-weight: 600; cursor: pointer; }
.ok { color: var(--good); }
.bad { color: var(--bad); }
code { font-size: 12px; background: #eef2f7; padding: 2px 5px; border-radius: 4px; }