:root,
[data-theme="dark"] {
  --bg: #0b1016;
  --bg-elev: #101821;
  --bg-soft: #141d28;
  --panel: #121a24;
  --ink: #e8eef4;
  --ink-dim: #8b9bb0;
  --ink-mute: #66768a;
  --line: #243140;
  --line-strong: #314257;
  --teal: #2ec4b6;
  --teal-deep: #0f6e6b;
  --teal-soft: rgba(46, 196, 182, 0.12);
  --gold: #d4a054;
  --gold-soft: rgba(212, 160, 84, 0.14);
  --ok: #3dcf8e;
  --ok-soft: rgba(61, 207, 142, 0.12);
  --warn: #e0a14a;
  --warn-soft: rgba(224, 161, 74, 0.14);
  --bad: #e36b6b;
  --bad-soft: rgba(227, 107, 107, 0.12);
  --chip: #1a2633;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --sans: "Segoe UI", "Helvetica Neue", ui-sans-serif, system-ui, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --sidebar: 232px;
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #eef2f4;
  --bg-elev: #ffffff;
  --bg-soft: #f6f8fa;
  --panel: #ffffff;
  --ink: #12263a;
  --ink-dim: #3d556b;
  --ink-mute: #6b7c8d;
  --line: #d5dee6;
  --line-strong: #b7c4d0;
  --teal: #0f6e6b;
  --teal-deep: #0b524f;
  --teal-soft: #e7f3f1;
  --gold: #c9842a;
  --gold-soft: #fff4e0;
  --ok: #2f6f4e;
  --ok-soft: #eaf6ee;
  --warn: #8a5a12;
  --warn-soft: #f8e6c9;
  --bad: #9b2c2c;
  --bad-soft: #fdeeee;
  --chip: #eef4f3;
  --shadow: 0 14px 40px rgba(18, 38, 58, 0.08);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
}
button, input, select { font: inherit; }
a { color: var(--teal); }
.hidden { display: none !important; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(46, 196, 182, 0.16), transparent 50%),
    radial-gradient(700px 360px at 100% 0%, rgba(212, 160, 84, 0.1), transparent 46%),
    var(--bg);
}
.login-card {
  width: min(440px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 1.4rem 1.35rem 1.25rem;
}
.login-brand { display: flex; gap: 0.75rem; align-items: center; margin-bottom: 1rem; }
.mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(160deg, var(--teal), var(--teal-deep));
  color: #fff; display: grid; place-items: center; font-weight: 800; letter-spacing: -0.04em;
}
.login-brand strong, .brand-copy strong { display: block; font-size: 0.95rem; }
.login-brand span, .brand-copy span { display: block; color: var(--ink-dim); font-size: 0.75rem; }
.login-card h1 { margin: 0 0 0.35rem; font-size: 1.35rem; letter-spacing: -0.03em; }
.login-card .lede { margin: 0 0 1rem; color: var(--ink-dim); font-size: 0.88rem; }
.field { margin-bottom: 0.75rem; }
label { display: block; font-size: 0.72rem; font-weight: 700; color: var(--ink-dim); margin: 0 0 0.28rem; letter-spacing: 0.04em; text-transform: uppercase; }
input, select {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink);
  border-radius: 10px;
  padding: 0.62rem 0.75rem;
}
input:focus, select:focus { outline: 2px solid rgba(46, 196, 182, 0.35); border-color: var(--teal); }
.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.85rem 0 0.4rem; }
button {
  border: 0; border-radius: 10px; padding: 0.62rem 0.95rem;
  background: var(--teal-deep); color: #fff; font-weight: 700; cursor: pointer;
}
button.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
button.danger { background: var(--bad-soft); color: var(--bad); }
button:disabled, button[aria-disabled="true"] { opacity: 0.45; cursor: not-allowed; }
.hipaa-row, .chip-row { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.75rem 0; }
.chip {
  display: inline-flex; align-items: center; gap: 0.28rem;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.03em;
  padding: 0.16rem 0.48rem; border-radius: 999px;
  background: var(--chip); color: var(--ink-dim); border: 1px solid var(--line);
}
.chip.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.chip.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.chip.bad { background: var(--bad-soft); color: var(--bad); border-color: transparent; }
.chip.teal { background: var(--teal-soft); color: var(--teal); border-color: transparent; }
.chip.gold { background: var(--gold-soft); color: var(--gold); border-color: transparent; }
.banner {
  border: 1px solid var(--line);
  background: var(--gold-soft);
  color: var(--ink);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  font-size: 0.8rem;
  margin: 0.7rem 0;
}
.banner.error { background: var(--bad-soft); }
.banner.ok { background: var(--ok-soft); }
.demo-box {
  background: var(--bg-soft);
  border: 1px dashed var(--line-strong);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font-size: 0.78rem;
  color: var(--ink-dim);
}
.demo-box code { display: block; color: var(--ink); margin-top: 0.45rem; word-break: break-all; }
#loginFlash:empty { display: none; }

.ops {
  display: grid;
  grid-template-columns: var(--sidebar) 1fr;
  min-height: 100vh;
}
.sidebar {
  position: sticky; top: 0; height: 100vh;
  background: var(--bg-elev);
  border-right: 1px solid var(--line);
  padding: 0.95rem 0.8rem;
  display: flex; flex-direction: column; gap: 0.85rem;
}
.brand { display: flex; gap: 0.65rem; align-items: center; text-decoration: none; color: inherit; padding: 0.15rem 0.3rem; }
.nav { display: flex; flex-direction: column; gap: 0.25rem; }
.nav a {
  text-decoration: none; color: var(--ink-dim);
  padding: 0.5rem 0.65rem; border-radius: 9px; font-size: 0.86rem; font-weight: 650;
}
.nav a.active, .nav a:hover { background: var(--teal-soft); color: var(--ink); }
.nav .hint { font-size: 0.68rem; color: var(--ink-mute); font-weight: 600; margin-left: 0.35rem; }
.sidebar-foot { margin-top: auto; font-size: 0.7rem; color: var(--ink-mute); padding: 0.4rem; }

.ops-main { min-width: 0; }
.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1.1rem; border-bottom: 1px solid var(--line);
  background: rgba(16, 24, 33, 0.86); position: sticky; top: 0; z-index: 5;
  backdrop-filter: blur(10px);
}
[data-theme="light"] .topbar { background: rgba(255, 255, 255, 0.9); }
.top-left, .top-right { display: flex; align-items: center; gap: 0.45rem; flex-wrap: wrap; }
.crumb { font-size: 0.78rem; color: var(--ink-dim); font-weight: 650; }
.view { padding: 1rem 1.15rem 2.2rem; }
.view-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 0.85rem; }
.view-head h1 { margin: 0; font-size: 1.28rem; letter-spacing: -0.03em; }
.kicker { margin: 0 0 0.2rem; text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.66rem; color: var(--teal); font-weight: 800; }
.lede { margin: 0.25rem 0 0; color: var(--ink-dim); font-size: 0.86rem; max-width: 46rem; }

.kpi-grid, .grid {
  display: grid; gap: 0.7rem;
}
.kpi-grid { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); margin-bottom: 0.9rem; }
.cards-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem 0.9rem;
}
.card h2, .card h3 { margin: 0 0 0.45rem; font-size: 0.95rem; }
.muted { color: var(--ink-dim); font-size: 0.8rem; }
.kpi-value { font-size: 1.45rem; font-weight: 750; letter-spacing: -0.04em; line-height: 1.1; }
.kpi-unit { color: var(--ink-mute); font-size: 0.72rem; font-weight: 650; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.78rem; }
th, td { text-align: left; padding: 0.42rem 0.4rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--ink-mute); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.06em; }
tbody tr:hover { background: var(--bg-soft); }
td.empty { color: var(--ink-mute); padding: 0.9rem 0.4rem; }
code { font-family: var(--mono); font-size: 0.84em; }
.filters { display: grid; gap: 0.6rem; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin: 0.4rem 0 0.75rem; }

.bars { display: flex; align-items: flex-end; gap: 0.45rem; height: 120px; padding: 0.4rem 0 0.2rem; }
.bar {
  flex: 1; background: var(--teal-soft); border-radius: 6px 6px 2px 2px;
  position: relative; min-height: 8px; border: 1px solid transparent;
}
.bar > span {
  position: absolute; inset: auto 0 100% 0; text-align: center;
  font-size: 0.62rem; color: var(--ink-mute); font-weight: 700;
}
.bar-track { height: 8px; background: var(--bg-soft); border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--teal); border-radius: 99px; }

.split { display: grid; gap: 0.7rem; grid-template-columns: 1.4fr 1fr; }
@media (max-width: 980px) {
  .ops { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; }
  .split { grid-template-columns: 1fr; }
}

.gated {
  display: inline-flex; align-items: center; gap: 0.35rem;
}
.lock { font-size: 0.75rem; }
.query-tag { font-family: var(--mono); font-size: 0.68rem; color: var(--gold); }
.operator { font-size: 0.75rem; color: var(--ink-dim); }
#flash { padding: 0 1.15rem; }
#flash:empty { display: none; }