@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  color-scheme: light;
  --bg: #f9f9f7;
  --surface: #fcfcfb;
  --surface-raised: #ffffff;
  --ink: #0b0b0b;
  --ink-secondary: #52514e;
  --ink-muted: #898781;
  --gridline: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11,11,11,0.10);
  --accent: #177f78;
  --accent-ink: #ffffff;
  --accent-wash: rgba(23,127,120,0.10);
  --accent-wash-strong: rgba(23,127,120,0.18);

  --good: #0ca30c;
  --warning: #b9790f;
  --serious: #ec835a;
  --critical: #d03b3b;
  --critical-wash: rgba(208,59,59,0.09);
  --warning-wash: rgba(185,121,15,0.10);
  --info-wash: rgba(23,127,120,0.08);

  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --series-5: #e87ba4;
  --series-6: #008300;
  --series-7: #4a3aa7;
  --series-8: #e34948;

  --font-display: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius-s: 6px;
  --radius-m: 10px;
  --shadow-card: 0 1px 2px rgba(11,11,11,0.04), 0 1px 12px rgba(11,11,11,0.03);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0d0d0d;
    --surface: #1a1a19;
    --surface-raised: #201f1e;
    --ink: #ffffff;
    --ink-secondary: #c3c2b7;
    --ink-muted: #8f8d86;
    --gridline: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255,255,255,0.10);
    --accent: #42b6ad;
    --accent-ink: #04211f;
    --accent-wash: rgba(66,182,173,0.14);
    --accent-wash-strong: rgba(66,182,173,0.24);

    --good: #0ca30c;
    --warning: #c98500;
    --serious: #ec835a;
    --critical: #e66767;
    --critical-wash: rgba(230,103,103,0.12);
    --warning-wash: rgba(201,133,0,0.14);
    --info-wash: rgba(66,182,173,0.12);

    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;
    --series-5: #d55181;
    --series-6: #008300;
    --series-7: #9085e9;
    --series-8: #e66767;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d0d0d;
  --surface: #1a1a19;
  --surface-raised: #201f1e;
  --ink: #ffffff;
  --ink-secondary: #c3c2b7;
  --ink-muted: #8f8d86;
  --gridline: #2c2c2a;
  --baseline: #383835;
  --border: rgba(255,255,255,0.10);
  --accent: #42b6ad;
  --accent-ink: #04211f;
  --accent-wash: rgba(66,182,173,0.14);
  --accent-wash-strong: rgba(66,182,173,0.24);

  --good: #0ca30c;
  --warning: #c98500;
  --serious: #ec835a;
  --critical: #e66767;
  --critical-wash: rgba(230,103,103,0.12);
  --warning-wash: rgba(201,133,0,0.14);
  --info-wash: rgba(66,182,173,0.12);

  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --series-4: #c98500;
  --series-5: #d55181;
  --series-6: #008300;
  --series-7: #9085e9;
  --series-8: #e66767;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
}

.app {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

/* ---------- sidebar ---------- */
.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.01em;
  padding: 6px 10px 4px;
  color: var(--ink);
}
.brand span { color: var(--accent); }
.brand-sub {
  font-size: 11px;
  color: var(--ink-muted);
  padding: 0 10px 18px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 10px;
  border-radius: var(--radius-s);
  color: var(--ink-secondary);
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
  border: none;
  background: transparent;
  text-align: left;
  width: 100%;
}
.nav-item:hover { background: var(--accent-wash); color: var(--ink); }
.nav-item.active { background: var(--accent-wash-strong); color: var(--accent); font-weight: 600; }
.nav-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  width: 16px;
}
.nav-item.active .nav-num { color: var(--accent); }

.sidebar-foot {
  margin-top: auto;
  padding: 10px;
  font-size: 11px;
  color: var(--ink-muted);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

/* ---------- topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.page-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.page-sub { color: var(--ink-secondary); font-size: 13px; margin-top: 2px; }

.slicer {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 6px 10px;
}
.slicer label { font-size: 11px; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.slicer select {
  font-family: var(--font-body);
  font-size: 13px;
  background: transparent;
  border: none;
  color: var(--ink);
  padding: 4px 2px;
  cursor: pointer;
}
.slicer select:focus { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }
.slicer .divider { color: var(--ink-muted); }

.theme-toggle {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-secondary);
  border-radius: var(--radius-m);
  padding: 7px 12px;
  font-size: 12px;
  cursor: pointer;
  font-family: var(--font-body);
}
.theme-toggle:hover { color: var(--ink); border-color: var(--accent); }

main {
  padding: 8px 28px 60px;
  max-width: 1280px;
}

.page { display: none; }
.page.active { display: block; animation: fadein .25s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(4px);} to { opacity:1; transform:none; } }

/* ---------- KPI tiles ---------- */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin: 18px 0;
}
.kpi-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 14px 16px;
  box-shadow: var(--shadow-card);
}
.kpi-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  margin-bottom: 6px;
}
.kpi-value {
  font-family: var(--font-body);
  font-size: 26px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.kpi-value.good { color: var(--good); }
.kpi-value.warning { color: var(--warning); }
.kpi-value.critical { color: var(--critical); }
.kpi-note { font-size: 11.5px; color: var(--ink-secondary); margin-top: 6px; }

/* ---------- cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 20px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-card);
}
.card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.card-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
}
.card-desc { font-size: 12.5px; color: var(--ink-secondary); max-width: 62ch; }
.subsection-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  margin: 22px 0 10px;
  padding-top: 16px;
  border-top: 1px solid var(--gridline);
}
.subsection-hint { font-family: var(--font-body); font-size: 12px; font-weight: 400; color: var(--ink-secondary); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
  .app { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; overflow-x: auto; }
  .sidebar-foot { display: none; }
  .brand-sub { display: none; }
}

/* ---------- findings ---------- */
.finding {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.finding:last-child { border-bottom: none; }
.finding-chip {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 999px;
  height: fit-content;
  white-space: nowrap;
}
.finding-chip.critical { background: var(--critical-wash); color: var(--critical); }
.finding-chip.warning { background: var(--warning-wash); color: var(--warning); }
.finding-chip.info { background: var(--info-wash); color: var(--accent); }
.finding-title { font-weight: 600; margin-bottom: 3px; }
.finding-detail { color: var(--ink-secondary); font-size: 13px; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
table.data-table th {
  text-align: left;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  padding: 8px 10px;
  border-bottom: 1px solid var(--baseline);
  white-space: nowrap;
}
table.data-table th[data-col] { transition: color 0.1s; }
table.data-table th[data-col]:hover { color: var(--accent); }
table.data-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--gridline);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
table.data-table td.txt { font-family: var(--font-body); white-space: normal; }
table.data-table tbody tr:hover { background: var(--accent-wash); }
table.data-table caption {
  text-align: left;
  caption-side: top;
  font-size: 11px;
  color: var(--ink-muted);
  padding: 0 0 8px;
  font-style: italic;
}
.pill {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--accent-wash);
  color: var(--accent);
}
.pill.critical { background: var(--critical-wash); color: var(--critical); }
.pill.warning { background: var(--warning-wash); color: var(--warning); }

.hub-picker { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.hub-btn {
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-secondary);
  cursor: pointer;
}
.hub-btn:hover { border-color: var(--accent); color: var(--ink); }
.hub-btn.active { background: var(--accent-wash-strong); color: var(--accent); border-color: var(--accent); font-weight: 600; }

.note-box {
  background: var(--info-wash);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-s);
  padding: 12px 14px;
  font-size: 12.5px;
  color: var(--ink-secondary);
  margin-top: 10px;
}
.note-box.flag { border-left-color: var(--warning); background: var(--warning-wash); }

/* ---------- charts ---------- */
.chart-svg { width: 100%; height: auto; overflow: visible; }
.chart-svg text { font-family: var(--font-mono); fill: var(--ink-muted); font-size: 10.5px; }
.chart-svg .axis-line { stroke: var(--baseline); stroke-width: 1; }
.chart-svg .gridline { stroke: var(--gridline); stroke-width: 1; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 10px; font-size: 12px; }
.legend-item { display: flex; align-items: center; gap: 6px; color: var(--ink-secondary); }
.legend-swatch { width: 10px; height: 10px; border-radius: 2px; flex-shrink: 0; }

.tooltip {
  position: fixed;
  pointer-events: none;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  padding: 8px 11px;
  font-size: 12px;
  z-index: 50;
  opacity: 0;
  transition: opacity .08s;
  max-width: 260px;
}
.tooltip.show { opacity: 1; }
.tooltip-title { font-weight: 600; margin-bottom: 3px; }
.tooltip-row { display: flex; justify-content: space-between; gap: 12px; color: var(--ink-secondary); }
.tooltip-row .v { font-family: var(--font-mono); color: var(--ink); }

.loading { color: var(--ink-muted); font-size: 13px; padding: 30px 0; }

::selection { background: var(--accent-wash-strong); }

@media (prefers-reduced-motion: reduce) {
  .page.active { animation: none; }
}