:root {
  --bg: #f4f7fc;
  --surface: #ffffff;
  --alt: #eef3fb;
  --ink: #16213a;
  --soft: #56607a;
  --faint: #8a93a8;
  --line: #d7dfec;
  --accent: #014ecf;
  --accent-soft: #e3ecfb;
  --ok: #2e7d5b;
  --warn: #9a6b12;
  --warn-soft: #fbf1dc;
  --bad: #b4483c;
  --bad-soft: #f6e4e1;
  --est: #6b4fa0;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a1120;
    --surface: #141d30;
    --alt: #1a2540;
    --ink: #e9eef8;
    --soft: #a6b0c6;
    --faint: #717d97;
    --line: #27324b;
    --accent: #5b95ff;
    --accent-soft: #1a2a4d;
    --ok: #53c995;
    --warn: #f2c14e;
    --warn-soft: #33290f;
    --bad: #ff8a7d;
    --bad-soft: #3a1f22;
    --est: #b9a3ff;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
.hidden { display: none !important; }
a { color: var(--accent); }
.muted { color: var(--soft); }
.small { font-size: 12px; }
.error { color: var(--bad); min-height: 1.2em; }
button, input, select, textarea { font: inherit; color: inherit; }
button { border: 1.5px solid var(--accent); background: var(--surface); color: var(--accent); border-radius: 10px; padding: 8px 14px; min-height: 40px; cursor: pointer; font-weight: 600; }
button.primary { background: var(--accent); color: #fff; }
button.danger { border-color: var(--bad); color: var(--bad); }
button.ghost { border-color: transparent; background: transparent; }
button:disabled { opacity: .5; cursor: default; }
input, select, textarea { background: var(--alt); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; min-height: 40px; width: 100%; }
textarea { min-height: 260px; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; }
label { display: grid; gap: 4px; font-weight: 600; font-size: 13px; color: var(--soft); }

.brand { font-weight: 800; font-size: 18px; display: flex; align-items: center; gap: 8px; }
.brand small { color: var(--soft); font-weight: 600; }
.logo { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(135deg, #01228d, #007afb); color: #fff; font-weight: 900; }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(380px, 100%); display: grid; gap: 14px; }

.top { position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--line); }
nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
nav a { text-decoration: none; padding: 8px 10px; border-radius: 9px; color: var(--soft); font-weight: 600; }
nav a.on { background: var(--accent-soft); color: var(--accent); }
.who { color: var(--soft); font-size: 13px; }
.menu-btn { display: none; margin-left: auto; }
@media (max-width: 760px) {
  .menu-btn { display: block; }
  nav { display: none; width: 100%; flex-direction: column; }
  nav.open { display: flex; }
  .who { width: 100%; display: flex; justify-content: space-between; align-items: center; }
  .top { padding: 8px 12px; flex-wrap: wrap; }
  .top .brand { font-size: 16px; flex: 1; }
  .menu-btn { margin-left: 0; }
  .who { order: 3; font-size: 12px; }
}

main { padding: 16px; max-width: 1200px; margin: 0 auto; display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
main > *, .card, .grid > *, .grid2 > * { min-width: 0; }
html, body { overflow-x: hidden; }
h2 { margin: 6px 0 0; font-size: 20px; }
h3 { margin: 0 0 8px; font-size: 15px; color: var(--soft); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.grid2 { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.stat .v { font-size: 26px; font-weight: 800; }
.stat .l { color: var(--soft); font-size: 13px; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; background: var(--alt); color: var(--soft); }
.badge.measured { background: var(--accent-soft); color: var(--accent); }
.badge.estimated { background: transparent; border: 1px dashed var(--est); color: var(--est); }
.badge.ok { color: var(--ok); }
.badge.bad { color: var(--bad); background: var(--bad-soft); }
.warn { background: var(--warn-soft); color: var(--warn); border-radius: 10px; padding: 10px 12px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; }
.row > * { flex: 1 1 140px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--soft); font-weight: 700; white-space: nowrap; }
tr.click { cursor: pointer; }
tr.click:hover { background: var(--alt); }
.chart svg { width: 100%; height: 160px; display: block; }
.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--soft); }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 4px; vertical-align: middle; }
pre { white-space: pre-wrap; word-break: break-word; background: var(--alt); border-radius: 10px; padding: 10px; font-size: 12px; max-height: 320px; overflow: auto; }
.toast { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; z-index: 20; }