/* ChargeBooks Admin — dark theme. Stand-alone (no Bootstrap) to keep the
   CSP narrow. Add new components by following the existing naming
   convention: .kebab-case, scoped to functional blocks. */

:root {
  --bg-0: #0b0d10;
  --bg-1: #14171c;
  --bg-2: #1c2026;
  --bg-3: #262b33;
  --border: #2c3138;
  --text: #e6e8eb;
  --text-muted: #8a929e;
  --accent: #3b82f6;       /* blue-500 */
  --accent-hover: #2563eb; /* blue-600 */
  --ok: #10b981;
  --warn: #f59e0b;
  --bad: #ef4444;
  --neutral: #6b7280;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-0);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* --- Top nav --- */

.topnav {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 28px;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
}

.brand {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.brand-sub {
  color: var(--text-muted);
  font-weight: 500;
}

.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 4px;
}

.nav-links a {
  display: block;
  padding: 6px 12px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 14px;
}

.nav-links a:hover { background: var(--bg-2); color: var(--text); }
.nav-links a.active { background: var(--bg-3); color: var(--text); }

.nav-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-user {
  color: var(--text-muted);
  font-size: 13px;
}

.nav-logout {
  color: var(--text-muted);
  font-size: 13px;
}

/* --- Layout --- */

.content {
  padding: 28px 32px;
  max-width: 1280px;
  margin: 0 auto;
}

/* --- Flashes --- */

.flashes {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.flash {
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 14px;
  border-left: 3px solid var(--neutral);
  background: var(--bg-1);
}

.flash-error { border-left-color: var(--bad); }
.flash-success { border-left-color: var(--ok); }
.flash-info { border-left-color: var(--accent); }

/* --- Auth card --- */

.auth-card {
  max-width: 360px;
  margin: 80px auto;
  padding: 32px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.auth-card-wide { max-width: 480px; }

.auth-card h1 {
  margin: 0 0 8px;
  font-size: 22px;
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0 0 24px;
}

.auth-card label {
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
  color: var(--text-muted);
}

.auth-card form > * + label { margin-top: 16px; }

.input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
}

.input:focus {
  outline: none;
  border-color: var(--accent);
}

.input-otp {
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 18px;
  letter-spacing: 6px;
  text-align: center;
}

.btn-primary {
  width: 100%;
  margin-top: 20px;
  padding: 10px 14px;
  background: var(--accent);
  color: white;
  border: 0;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}

.btn-primary:hover { background: var(--accent-hover); }

.field-error {
  color: var(--bad);
  font-size: 12px;
  margin: 4px 0 0;
}

.auth-footer {
  margin-top: 18px;
  text-align: center;
  font-size: 13px;
}

/* --- QR code (setup-2fa) --- */

.qr-block {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 16px 0 24px;
  padding: 16px;
  background: var(--bg-2);
  border-radius: 8px;
}

.qr-img {
  width: 144px;
  height: 144px;
  background: white;
  padding: 6px;
  border-radius: 4px;
}

.qr-label {
  margin: 0 0 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.qr-code {
  display: block;
  background: var(--bg-3);
  padding: 6px 10px;
  border-radius: 4px;
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 12px;
  word-break: break-all;
}

/* --- Page headers --- */

.page-header {
  margin-bottom: 24px;
}

.page-header h1 {
  margin: 0 0 6px;
  font-size: 24px;
}

.page-subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: 14px;
}

/* --- KPI grid (overview) --- */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.kpi-card {
  padding: 18px 20px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.kpi-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kpi-value {
  margin-top: 6px;
  font-size: 26px;
  font-weight: 600;
}

.kpi-hint {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-muted);
}

.placeholder-note {
  padding: 16px;
  background: var(--bg-1);
  border: 1px dashed var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 14px;
}

/* --- Chips (Jinja `| sub_chip` etc.) --- */

.chip {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  background: var(--bg-3);
  color: var(--text);
}

.chip-ok      { background: rgba(16,185,129,0.18); color: #34d399; }
.chip-warn    { background: rgba(245,158,11,0.18); color: #fbbf24; }
.chip-bad     { background: rgba(239,68,68,0.18);  color: #f87171; }
.chip-neutral { background: var(--bg-3);           color: var(--text-muted); }

/* --- Data tables (Users / Vehicles list + detail) --- */

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 24px;
  font-size: 13px;
}

.data-table thead th {
  background: var(--bg-2);
  color: var(--text-muted);
  text-align: left;
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.data-table tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover { background: var(--bg-2); }

.data-table td.muted, .data-table td .muted, .muted {
  color: var(--text-muted);
  font-size: 12px;
}

.data-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table td.empty {
  text-align: center;
  color: var(--text-muted);
  padding: 24px;
  font-style: italic;
}
.data-table td.stale { color: var(--warn); }

.data-table code {
  background: var(--bg-3);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 12px;
}

/* Key-value table (used in vehicle_detail) */
.kv-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 24px;
  font-size: 13px;
}
.kv-table th {
  text-align: left;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-2);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  width: 200px;
}
.kv-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.kv-table tr:last-child th, .kv-table tr:last-child td { border-bottom: 0; }

/* --- Filters (form) --- */

.filters {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-input {
  width: auto;
  min-width: 180px;
  font-size: 13px;
  padding: 8px 10px;
}

.btn-secondary {
  padding: 8px 14px;
  background: var(--bg-3);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}
.btn-secondary:hover { background: var(--bg-2); border-color: var(--accent); }

.btn-reset {
  padding: 8px 14px;
  color: var(--text-muted);
  font-size: 13px;
}
.btn-reset:hover { color: var(--text); }

/* --- Pagination --- */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px 0;
  font-size: 13px;
}

.pagination a {
  padding: 6px 12px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.pagination a:hover { background: var(--bg-3); }

/* --- Sections (used inside detail pages) --- */

.section {
  margin-top: 28px;
}
.section h2 {
  font-size: 16px;
  margin: 0 0 12px;
  color: var(--text);
}

.section .empty {
  padding: 18px;
  background: var(--bg-1);
  border: 1px dashed var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 13px;
  font-style: italic;
}

/* --- Breadcrumb + count pill --- */

.breadcrumb {
  font-size: 13px;
  margin: 0 0 8px;
}

.count-pill {
  display: inline-block;
  vertical-align: middle;
  margin-left: 8px;
  padding: 2px 10px;
  background: var(--bg-3);
  color: var(--text-muted);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
}

/* --- Small KPI value variant (long datetimes) --- */
.kpi-value.small { font-size: 16px; }

/* --- Tabs (subscriptions / orphans) --- */

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.tabs a {
  padding: 10px 16px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tabs a:hover { color: var(--text); }
.tabs a.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.tab-count {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 8px;
  background: var(--bg-3);
  color: var(--text-muted);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
}

/* --- Code in tables (smaller variant) --- */

.data-table code.small,
code.small {
  font-size: 11px;
  padding: 1px 5px;
}

/* --- Logs stream --- */

.logs-filters {
  align-items: stretch;
}

.log-stream {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 12px;
  max-height: 70vh;
  overflow-y: auto;
}

.log-line {
  padding: 4px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  display: flex;
  gap: 10px;
  align-items: baseline;
}
.log-line:last-child { border-bottom: 0; }

.log-time {
  color: var(--text-muted);
  flex-shrink: 0;
  min-width: 90px;
}

.log-badge {
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--bg-3);
  color: var(--text-muted);
  font-size: 10px;
  flex-shrink: 0;
}

.log-msg {
  white-space: pre-wrap;
  word-break: break-word;
}

/* journalctl priorities: 3=ERR 4=WARN 5=NOTICE 6=INFO 7=DEBUG */
.log-prio-3 .log-msg     { color: #f87171; }
.log-prio-4 .log-msg     { color: #fbbf24; }
.log-prio-5 .log-msg     { color: var(--text); }
.log-prio-6 .log-msg     { color: var(--text); }
.log-prio-7 .log-msg     { color: var(--text-muted); }

.log-stderr {
  background: var(--bg-3);
  padding: 8px 10px;
  border-radius: 4px;
  white-space: pre-wrap;
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 12px;
  margin-top: 8px;
}

/* --- Inline checkbox (devices filter) --- */

.checkbox-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 13px;
}
.checkbox-inline input[type="checkbox"] {
  width: 16px; height: 16px; accent-color: var(--accent);
}