/* TopBand BMS Gateway — dashboard styles, brand palette v2 */

/* ── Brand Palette & Variables ──────────────────────────────────────────────── */
:root {
  /* === BRAND CORE === */
  --brand-cream:        #F5F1DE;
  --brand-aubergine:    #2E0B45;
  --brand-teal:         #76D2D9;
  --brand-coral:        #E25548;

  /* === SEMANTIC SHORTCUTS === */
  --color-success:      #4FA77B;
  --color-warning:      #E89C5C;
  --color-info:         var(--brand-teal);
  --color-alarm:        var(--brand-coral);
  --color-soc:          #9B6FD4;   /* data-viz only */

  /* === LIGHT THEME NEUTRALS === */
  --neutral-50:         #FAF8F0;
  --neutral-100:        #F5F1DE;
  --neutral-200:        #EBE5D0;
  --neutral-300:        #D4CDB9;
  --neutral-500:        #8A7E69;
  --neutral-700:        #4A4032;
  --neutral-900:        #2E0B45;

  /* === SEMANTIC ROLES (light theme) === */
  --bg-page:            var(--neutral-50);
  --bg-card:            var(--neutral-100);
  --bg-card-hover:      var(--neutral-200);
  --bg-sidebar:         var(--brand-aubergine);
  --text-primary:       var(--neutral-900);
  --text-secondary:     var(--neutral-700);
  --text-muted:         var(--neutral-500);
  --text-on-dark:       var(--neutral-50);
  --text-on-dark-muted: rgba(245, 248, 240, 0.55);
  --border-subtle:      var(--neutral-300);
  --accent-primary:     var(--brand-aubergine);
  --accent-info:        var(--brand-teal);
  --accent-alarm:       var(--brand-coral);
  --shadow-card:        0 1px 3px rgba(46, 11, 69, 0.06),
                        0 4px 12px rgba(46, 11, 69, 0.04);

  /* === LEGACY ALIASES (used in JS-generated inline styles) === */
  --bg:       var(--bg-page);
  --surface:  var(--bg-card);
  --border:   var(--border-subtle);
  --fg:       var(--text-primary);
  --fg-muted: var(--text-muted);
  --accent:   var(--color-success);
  --amber:    var(--color-warning);
  --red:      var(--color-alarm);
  --purple:   var(--color-soc);
  --blue:     var(--brand-teal);
  --shadow:   var(--shadow-card);

  /* === LAYOUT === */
  --sidebar-w: 82px;
  --topbar-h:  56px;
  --radius:    8px;
}

/* === DARK THEME === */
[data-theme="dark"] {
  --neutral-50:         #1A0A26;
  --neutral-100:        #2E0B45;
  --neutral-200:        #3D1858;
  --neutral-300:        #4F2870;
  --neutral-500:        #8C7BA0;
  --neutral-700:        #C5B8D4;
  --neutral-900:        #F5F1DE;

  --bg-page:            var(--neutral-100);
  --bg-card:            var(--neutral-200);
  --bg-card-hover:      var(--neutral-300);
  --bg-sidebar:         var(--neutral-50);
  --text-primary:       var(--neutral-900);
  --text-secondary:     var(--neutral-700);
  --text-muted:         var(--neutral-500);
  --text-on-dark:       var(--neutral-900);
  --text-on-dark-muted: rgba(245, 241, 222, 0.50);
  --border-subtle:      var(--neutral-300);
  --shadow-card:        0 1px 3px rgba(0, 0, 0, 0.30),
                        0 4px 12px rgba(0, 0, 0, 0.20);
}

/* ── Reset ─────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  background: var(--bg-page);
  color: var(--text-primary);
  display: flex;
  height: 100vh;
  overflow: hidden;
}
a { text-decoration: none; color: inherit; }

/* ── Sidebar ───────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 0;
  flex-shrink: 0;
  z-index: 10;
}

.sidebar-logo {
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  color: var(--brand-teal);
}
.sidebar-logo svg { width: 100%; height: 100%; }

.sidebar-items {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 100%;
  padding: 0;
}

.sidebar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 9px 4px;
  border-left: 3px solid transparent;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  color: var(--text-on-dark-muted);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.sidebar-item svg { width: 20px; height: 20px; }

.sidebar-item:hover:not(.disabled) {
  background: rgba(245, 241, 222, 0.06);
  color: var(--text-on-dark);
}

.sidebar-item.active {
  border-left-color: var(--brand-teal);
  background: rgba(118, 210, 217, 0.08);
  color: var(--text-on-dark);
}

.sidebar-item.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.alert-badge {
  position: absolute;
  top: -4px;
  right: -6px;
  background: var(--brand-coral);
  color: #fff;
  border-radius: 9px;
  font-size: 10px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  pointer-events: none;
}

/* ── Main layout ───────────────────────────────────────────────────────────── */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Top bar ───────────────────────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  padding: 0 20px;
  flex-shrink: 0;
  gap: 12px;
}
.topbar-title { font-weight: 600; font-size: 15px; flex: 1; color: var(--text-primary); }
.topbar-right { display: flex; align-items: center; gap: 10px; }

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}
.pill-bms       { background: var(--color-success); color: #fff; }
.pill-bms.alarm { background: var(--brand-coral);   color: #fff; }
.pill-can { background: var(--brand-teal);    color: var(--brand-aubergine); }
.pill-can.alarm { background: var(--brand-coral); color: #fff; }
.pill-mqtt { background: var(--color-success); color: #fff; }
.pill-mqtt.alarm { background: var(--brand-coral); color: #fff; }
/* WiFi signal quality */
.pill-wifi       { background: var(--color-success); color: #fff; }
.pill-wifi.fair  { background: var(--color-warning);  color: #fff; }
.pill-wifi.weak  { background: var(--brand-coral);    color: #fff; }
/* Gray/off state shared by wifi + mqtt when not connected / disabled */
.pill-wifi.off,
.pill-mqtt.off,
.pill-can.off    { background: color-mix(in srgb, var(--text-muted) 25%, var(--bg-card)); color: var(--text-muted); }

.topbar-time { font-size: 13px; font-weight: 600; color: var(--text-muted); min-width: 40px; text-align: right; }

.theme-btn {
  background: none;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 5px;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}
.theme-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.theme-btn svg { width: 16px; height: 16px; }

/* ── Logout button (topbar) ────────────────────────────────────────────────── */
.logout-btn {
  background: none;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 5px 10px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}
.logout-btn:hover { background: var(--bg-card-hover); color: var(--brand-coral); border-color: var(--brand-coral); }

/* ── Auth-disabled banner ──────────────────────────────────────────────────── */
.auth-disabled-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  background: color-mix(in srgb, var(--brand-coral) 12%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--brand-coral) 30%, transparent);
  color: var(--brand-coral);
  font-size: 13px;
  font-weight: 500;
}
.auth-banner-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--brand-coral);
  font-size: 18px;
  line-height: 1;
  padding: 0 4px;
  cursor: pointer;
  opacity: 0.7;
}
.auth-banner-close:hover { opacity: 1; }

/* ── Scrollable content area ───────────────────────────────────────────────── */
.content {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}

/* ── Metric cards grid ─────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
@media (max-width: 1100px) { .metrics-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 900px)  { .metrics-grid { grid-template-columns: repeat(2, 1fr); } }

.metric-card {
  padding: 14px 16px;
  position: relative;
}
.metric-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.metric-value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.metric-unit { font-size: 14px; font-weight: 400; color: var(--text-muted); margin-left: 2px; }
.metric-sub { font-size: 11px; color: var(--text-muted); }

/* ── Bad-value alarm highlighting ──────────────────────────────────────────── */
.metric-card.alarm {
  border: 2px solid var(--color-alarm);
  background: linear-gradient(
    180deg,
    rgba(226, 85, 72, 0.06) 0%,
    var(--bg-card) 60%
  );
}
.metric-card.alarm .metric-value {
  color: var(--color-alarm);
}
.metric-card.alarm::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-alarm);
  box-shadow: 0 0 0 3px rgba(226, 85, 72, 0.2);
}

/* ── Charging / status pills ───────────────────────────────────────────────── */
.charging-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border-radius: 999px;
  white-space: nowrap;
}
.pill-charging    { background: var(--brand-teal);      color: var(--brand-aubergine); }
.pill-discharging { background: var(--brand-aubergine); color: var(--brand-cream); }
.pill-idle        { background: var(--neutral-300);     color: var(--text-secondary); }
.pill-alarm       { background: var(--brand-coral);     color: #fff; }

/* ── Section headers ───────────────────────────────────────────────────────── */
.section-header {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 10px;
}

/* ── BMS pack cards ────────────────────────────────────────────────────────── */
.packs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.pack-card { padding: 14px 16px; }

.pack-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.pack-id {
  font-size: 13px;
  font-weight: 700;
  background: var(--border-subtle);
  color: var(--text-primary);
  padding: 2px 8px;
  border-radius: 4px;
}
.pack-status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}
.pack-status-dot.online  { background: var(--color-success); }
.pack-status-dot.offline { background: var(--color-alarm); }

.pack-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px 12px;
  margin-bottom: 12px;
}
.pack-metric-label { font-size: 10px; color: var(--text-muted); }
.pack-metric-value { font-size: 14px; font-weight: 600; color: var(--text-primary); }

/* ── Cell bargraph ─────────────────────────────────────────────────────────── */
.cell-graph {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 40px;
  margin-top: 8px;
  padding: 0 2px;
}
.cell-bar {
  flex: 1;
  border-radius: 2px 2px 0 0;
  background: var(--border-subtle);
  min-width: 4px;
  transition: background 0.3s;
  cursor: default;
  position: relative;
}
.cell-bar.cell-min { background: var(--brand-teal); }
.cell-bar.cell-max { background: var(--color-alarm); }
.cell-bar.cell-ok  { background: color-mix(in srgb, var(--color-success) 55%, var(--border-subtle)); }
.cell-bar.cell-offline { background: var(--border-subtle); opacity: 0.4; }

.cell-tooltip {
  position: absolute;
  bottom: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--brand-aubergine);
  color: var(--brand-cream);
  font-size: 10px;
  padding: 2px 5px;
  border-radius: 3px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  z-index: 100;
}
.cell-bar:hover .cell-tooltip { opacity: 1; }

/* ── Settings page — sub-nav layout ───────────────────────────────────────── */
.settings-layout {
  display: flex;
  gap: 0;
  height: 100%;
  min-height: 0;
}

/* Left sub-nav column */
.settings-subnav {
  width: 220px;
  flex-shrink: 0;
  border-right: 1px solid var(--border-subtle);
  padding: 8px 0;
  display: flex;
  flex-direction: column;
}

.settings-subnav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-left: 3px solid transparent;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background 0.12s, color 0.12s;
  text-decoration: none;
}
.settings-subnav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.settings-subnav-item:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}
.settings-subnav-item.active {
  border-left-color: var(--brand-teal);
  background: color-mix(in srgb, var(--brand-teal) 8%, transparent);
  color: var(--text-primary);
  font-weight: 600;
}

/* Right content panel */
.settings-content {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  min-width: 0;
}

/* Legacy single-column settings page */
.settings-page { max-width: 680px; }
.settings-section { margin-bottom: 24px; }
.settings-section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.form-group input, .form-group select {
  width: 100%;
  background: var(--bg-page);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 7px 10px;
  font-size: 14px;
  font-family: inherit;
}
.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--brand-teal);
}
.form-group .help { font-size: 11px; color: var(--text-muted); margin-top: 3px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* Protocol radio group */
.proto-options { display: flex; flex-direction: column; gap: 6px; margin-top: 4px; }
.proto-option {
  display: flex; align-items: center; gap: 10px;
  cursor: pointer; padding: 5px 0;
}
.proto-option input[type="radio"] {
  accent-color: var(--brand-teal);
  width: 16px; height: 16px; flex-shrink: 0; cursor: pointer;
}
.proto-name { font-size: 14px; color: var(--text-primary); }
.proto-desc { font-size: 12px; color: var(--text-muted); margin-left: 4px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  min-width: 200px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s, opacity 0.15s;
  white-space: nowrap;
}
.btn-primary   { background: var(--color-success); color: #fff; }
.btn-primary:hover { opacity: 0.85; }
.btn-secondary { background: var(--bg-card); color: var(--text-primary); border-color: var(--border-subtle); }
.btn-secondary:hover { background: var(--bg-card-hover); }
.btn-danger    { background: var(--color-alarm); color: #fff; }
.btn-danger:hover { opacity: 0.85; }

.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }

.feedback-msg {
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  margin-top: 12px;
  display: none;
}
.feedback-msg.ok  { background: color-mix(in srgb, var(--color-success) 15%, transparent); color: var(--color-success); display: block; }
.feedback-msg.err { background: color-mix(in srgb, var(--color-alarm) 15%, transparent); color: var(--color-alarm); display: block; }

/* ── Battery placeholder page ──────────────────────────────────────────────── */
.placeholder-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 60vh;
  color: var(--text-muted);
  text-align: center;
  gap: 12px;
}
.placeholder-page h2 { font-size: 18px; color: var(--text-primary); }
.placeholder-page p  { font-size: 13px; }

/* ── Spinner ───────────────────────────────────────────────────────────────── */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--border-subtle);
  border-top-color: var(--brand-teal);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Password input with show/hide toggle ──────────────────────────────────── */
.pw-wrap { position: relative; }
.pw-wrap input { padding-right: 38px; }
.pw-toggle {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 2px;
  display: flex;
  align-items: center;
}
.pw-toggle:hover { color: var(--text-primary); }
.pw-toggle svg { width: 16px; height: 16px; }

/* ── Confirm modal ─────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  padding: 24px;
  max-width: 400px;
  width: calc(100% - 40px);
}
.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.modal-body {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
}
.modal-footer { display: flex; gap: 10px; justify-content: flex-end; }
.modal-footer .btn { flex: 1; min-width: 0; }

/* ── Full-page overlay (restart / factory reset) ───────────────────────────── */
.full-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-page);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 900;
  text-align: center;
  padding: 20px;
}
.full-overlay h2 { font-size: 20px; color: var(--text-primary); }
.full-overlay p  { font-size: 14px; color: var(--text-muted); max-width: 360px; }

/* ── Toast notification ──────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--brand-teal, #76D2D9);
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.18);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 1100;
  max-width: 480px;
  text-align: center;
  pointer-events: none;
}
.toast.toast-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast.toast-warn {
  border-left-color: var(--yellow, #F5A623);
}

/* ── Dashboard: Energy + Runtime summary row ───────────────────────────────── */
.dash-summary-row {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}
.summary-card {
  flex: 1;
  min-width: 0;
}
.energy-vals {
  display: flex;
  gap: 28px;
  margin: 8px 0 4px;
}
.energy-dir-block {
  display: flex;
  align-items: baseline;
  gap: 5px;
}
.energy-dir {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.energy-val {
  font-size: 26px;
  font-weight: 700;
  color: var(--brand-teal);
  line-height: 1;
}

/* ── Dashboard: Charts row ─────────────────────────────────────────────────── */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.chart-card {
  min-width: 0;
  overflow: hidden;
  padding: 14px 16px;
}
.chart-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
.chart-plot { width: 100%; }
.chart-empty {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  padding: 40px 0;
}
/* uPlot legend tweaks */
.u-legend { font-size: 11px !important; }
.u-legend .u-label { color: var(--text-secondary) !important; }

@media (max-width: 700px) {
  .charts-row { grid-template-columns: 1fr; }
  .dash-summary-row { flex-direction: column; }
}

/* ── Danger settings section ───────────────────────────────────────────────── */
.settings-section-danger {
  border: 1px solid color-mix(in srgb, var(--color-alarm) 35%, transparent);
  border-radius: var(--radius);
  padding: 16px;
  background: color-mix(in srgb, var(--color-alarm) 5%, transparent);
}
.settings-section-title-danger { color: var(--color-alarm) !important; }

/* ── Alerts page ───────────────────────────────────────────────────────────── */
.alerts-header { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.alerts-filter-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.filter-pill {
  padding: 4px 10px;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}
.filter-pill.active, .filter-pill:hover { border-color: var(--brand-teal); color: var(--brand-teal); background: color-mix(in srgb, var(--brand-teal) 10%, transparent); }
.alert-row {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: var(--radius);
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
}
.alert-row:hover { background: var(--bg-card-hover); }
.sev-dot {
  width: 10px; height: 10px; border-radius: 50%;
}
.sev-info     { background: var(--brand-teal); }
.sev-warn     { background: var(--color-warning); }
.sev-error    { background: var(--brand-coral); }
.sev-critical { background: var(--brand-coral); box-shadow: 0 0 6px var(--brand-coral); }
.alert-meta { font-size: 11px; color: var(--text-muted); margin-top: 2px; display: flex; gap: 8px; }
.source-pill {
  padding: 1px 7px; border-radius: 8px;
  font-size: 10px; font-weight: 700;
  background: color-mix(in srgb, var(--brand-teal) 15%, transparent);
  color: var(--brand-teal);
}

/* ── Settings info value (read-only display field) ─────────────────────────── */
.settings-info-val {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  padding: 4px 0;
}

/* ── Network page ───────────────────────────────────────────────────────────── */
.network-page { max-width: 680px; }

.net-kv-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 0;
  font-size: 13px;
}
.net-kv-row {
  display: contents;
}
.net-kv-row > span {
  padding: 7px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.net-kv-row > span:first-child { color: var(--text-muted); font-weight: 500; }
.net-kv-row > span:last-child  { color: var(--text-primary); font-weight: 600; word-break: break-all; }

.rssi-bars {
  display: inline-flex;
  gap: 2px;
  align-items: flex-end;
  height: 14px;
  margin-right: 6px;
  vertical-align: middle;
}
.rssi-bar {
  width: 5px;
  border-radius: 1px;
  background: var(--border-subtle);
}
.rssi-bar.lit { background: var(--brand-teal); }

/* Scan results dropdown */
.scan-list {
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  max-height: 220px;
  overflow-y: auto;
  background: var(--bg-page);
  margin-top: 4px;
}
.scan-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 13px;
  border-bottom: 1px solid var(--border-subtle);
  gap: 8px;
}
.scan-row:last-child { border-bottom: none; }
.scan-row:hover { background: var(--bg-card-hover); }
.scan-ssid { font-weight: 600; color: var(--text-primary); flex: 1; }
.scan-rssi { font-size: 11px; color: var(--text-muted); white-space: nowrap; }
.scan-lock { color: var(--text-muted); flex-shrink: 0; }

/* ── Diag page ─────────────────────────────────────────────────────────────── */
.diag-section { margin-bottom: 24px; }
.diag-section h3 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 8px; }
.diag-log-details { list-style: none; }
.diag-log-summary { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 8px; cursor: pointer; user-select: none; display: flex; align-items: center; gap: 6px; }
.diag-log-summary::before { content: '▶'; font-size: 9px; transition: transform 0.15s; }
details[open].diag-log-details > .diag-log-summary::before { transform: rotate(90deg); }
.diag-kv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 4px 16px; }
.diag-kv { display: flex; justify-content: space-between; padding: 3px 0; border-bottom: 1px solid var(--border-subtle); font-size: 12px; }
.diag-kv span:first-child { color: var(--text-muted); }
.diag-kv span:last-child  { font-weight: 600; color: var(--text-primary); }
.diag-log-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 8px 10px;
  max-height: 320px;
  overflow-y: auto;
  font-family: monospace;
  font-size: 11px;
  line-height: 1.5;
  color: var(--text-secondary);
  word-break: break-all;
}
.diag-tasks-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.diag-tasks-table th { text-align: left; padding: 4px 8px; color: var(--text-muted); border-bottom: 1px solid var(--border-subtle); font-size: 11px; }
.diag-tasks-table td { padding: 4px 8px; border-bottom: 1px solid var(--border-subtle); }

/* ── Settings sub-nav responsive ───────────────────────────────────────────── */
@media (max-width: 1023px) and (min-width: 768px) {
  .settings-subnav { width: 180px; }
}
@media (max-width: 767px) {
  .settings-layout { flex-direction: column; }
  .settings-subnav {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: row;
    overflow-x: auto;
    padding: 0;
  }
  .settings-subnav-item {
    flex-direction: column;
    gap: 2px;
    padding: 8px 12px;
    border-left: none;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
    font-size: 11px;
  }
  .settings-subnav-item.active {
    border-bottom-color: var(--brand-teal);
    border-left-color: transparent;
    background: color-mix(in srgb, var(--brand-teal) 8%, transparent);
  }
  .settings-content { padding: 16px; }
}