/* APEX admin panel — no external assets (strict CSP), light + dark selected. */

:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f2f1ed;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.1);
  --series: #2a78d6;
  --series-soft: #cde2fb;
  --good: #0ca30c;
  --good-text: #006300;
  --warning: #fab219;
  --critical: #d03b3b;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --surface-2: #232322;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.1);
    --series: #3987e5;
    --series-soft: #184f95;
    --good-text: #0ca30c;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232322;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.1);
  --series: #3987e5;
  --series-soft: #184f95;
  --good-text: #0ca30c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
}

.hidden {
  display: none !important;
}

/* ------------------------------------------------------------------ auth */

.auth {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 4px;
}

.brand strong {
  font-size: 22px;
  letter-spacing: 0.14em;
}

.brand span {
  color: var(--muted);
  font-size: 12px;
}

.auth-card h1 {
  font-size: 16px;
  margin: 18px 0 6px;
}

.auth-card p.hint {
  color: var(--ink-2);
  margin: 0 0 18px;
}

/* --------------------------------------------------------------- controls */

label {
  display: block;
  font-size: 12px;
  color: var(--ink-2);
  margin-bottom: 6px;
}

input,
select,
textarea {
  width: 100%;
  padding: 9px 11px;
  background: var(--page);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--series);
  outline-offset: 1px;
}

.field {
  margin-bottom: 14px;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

button {
  font: inherit;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--ink);
  padding: 9px 14px;
  cursor: pointer;
}

button:hover {
  border-color: var(--axis);
}

button.primary {
  background: var(--series);
  border-color: var(--series);
  color: #fff;
}

button.danger {
  color: var(--critical);
}

button.link {
  background: none;
  border: none;
  color: var(--series);
  padding: 0;
  text-decoration: underline;
}

button[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

.actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 18px;
}

.msg {
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  font-size: 13px;
}

.msg.error {
  border-color: var(--critical);
  color: var(--critical);
}

.msg.ok {
  border-color: var(--good);
  color: var(--good-text);
}

/* ----------------------------------------------------------------- shell */

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}

.topbar .spacer {
  flex: 1;
}

.topbar .who {
  color: var(--ink-2);
  font-size: 13px;
}

nav.tabs {
  display: flex;
  gap: 4px;
  padding: 0 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

nav.tabs button {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 11px 12px;
  color: var(--ink-2);
  white-space: nowrap;
}

nav.tabs button[aria-current="true"] {
  color: var(--ink);
  border-bottom-color: var(--series);
}

main {
  padding: 22px 20px 60px;
  max-width: 1280px;
  margin: 0 auto;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
}

.section-head h2 {
  font-size: 15px;
  margin: 0;
}

.section-head .spacer {
  flex: 1;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 18px;
}

.card > h3 {
  margin: 0 0 2px;
  font-size: 14px;
}

.card > p.sub {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 12px;
}

/* ------------------------------------------------------------ stat tiles */

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.tile .label {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tile .value {
  font-size: 26px;
  line-height: 1.2;
  margin-top: 6px;
}

.tile .foot {
  color: var(--ink-2);
  font-size: 12px;
  margin-top: 4px;
}

/* ---------------------------------------------------------------- chart */

.chart-wrap {
  position: relative;
}

.chart {
  width: 100%;
  height: 220px;
  display: block;
}

.chart .grid-line {
  stroke: var(--grid);
  stroke-width: 1;
}

.chart .axis-line {
  stroke: var(--axis);
  stroke-width: 1;
}

.chart .tick {
  fill: var(--muted);
  font-size: 10px;
}

.chart .bar {
  fill: var(--series);
}

.chart .hit {
  fill: transparent;
}

.chart g.col:hover .bar {
  fill: var(--ink);
}

.tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
  transform: translate(-50%, -110%);
  white-space: nowrap;
  z-index: 3;
}

.tooltip .t-label {
  color: var(--muted);
  display: block;
}

/* ---------------------------------------------------------------- tables */

.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th {
  text-align: left;
  font-weight: 600;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 10px;
  border-bottom: 1px solid var(--grid);
  white-space: nowrap;
}

td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--grid);
  vertical-align: top;
}

td.num,
th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

tbody tr:hover {
  background: var(--surface-2);
}

.mono {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 12px;
}

.bar-cell {
  min-width: 90px;
}

.bar-cell span {
  display: block;
  height: 6px;
  border-radius: 3px;
  background: var(--series);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 11px;
  color: var(--ink-2);
  white-space: nowrap;
}

.badge.ok {
  color: var(--good-text);
  border-color: var(--good);
}

.badge.err {
  color: var(--critical);
  border-color: var(--critical);
}

.badge.warn {
  color: var(--ink-2);
  border-color: var(--warning);
}

.empty {
  color: var(--muted);
  padding: 18px 4px;
  text-align: center;
}

/* ---------------------------------------------------------------- modal */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: grid;
  place-items: center;
  padding: 20px;
  z-index: 10;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  width: 100%;
  max-width: 640px;
  max-height: 88vh;
  overflow-y: auto;
}

.modal h3 {
  margin: 0 0 4px;
  font-size: 16px;
}

.modal p.sub {
  margin: 0 0 18px;
  color: var(--ink-2);
  font-size: 13px;
}

.secret-box {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  word-break: break-all;
  margin: 10px 0;
}

.qr {
  display: block;
  margin: 12px auto;
  border-radius: 8px;
  background: #fff;
  padding: 8px;
}

.codes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
}

.codes code {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  text-align: center;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
  margin-bottom: 14px;
}

.filters .field {
  margin: 0;
  min-width: 150px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}