/* =====================================================================
   EquiFeed — stylesheet
   Token-based: all colors via CSS variables so dark mode is a single
   prefers-color-scheme block at the bottom.
   ===================================================================== */

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #f59e0b;

  --bg: #f1f5f9;
  --card: #ffffff;
  --card-elevated: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;

  --status-online-bg:  #dcfce7;
  --status-online-fg:  #15803d;
  --status-offline-bg: #fee2e2;
  --status-offline-fg: #b91c1c;

  --alert-error-bg: #fee2e2;
  --alert-error-fg: #b91c1c;
  --alert-error-border: #fca5a5;
  --alert-success-bg: #dcfce7;
  --alert-success-fg: #15803d;
  --alert-success-border: #86efac;

  --badge-admin-bg: #ede9fe;
  --badge-admin-fg: #7c3aed;
  --badge-user-bg:  #e0f2fe;
  --badge-user-fg:  #0284c7;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 24px rgba(0,0,0,0.08);

  --radius: 12px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  /* Remove the gray flash iOS Safari shows on tap */
  -webkit-tap-highlight-color: transparent;
}

html {
  /* Prevent iOS landscape font scaling */
  -webkit-text-size-adjust: 100%;
  /* Remove the 300ms click delay globally */
  touch-action: manipulation;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  /* Better elastic-scroll feel on iOS; prevents the body scroll-chain glitch */
  overscroll-behavior-y: contain;
  /* Safe-area for iOS PWA standalone */
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

/* All form fields stay at >=16px on touch so iOS Safari won't auto-zoom on focus */
input, select, textarea, button {
  font-family: inherit;
}
input[type="text"],
input[type="password"],
input[type="number"],
input[type="time"],
input[type="url"],
input[type="tel"],
input[type="email"],
select,
textarea {
  font-size: 16px;
}

.hidden { display: none !important; }
.muted { color: var(--text-muted); font-size: 0.85rem; }
.muted-sm { font-size: 0.85rem; color: var(--text-muted); }
.muted-block { color: var(--text-muted); padding: 0.5rem; font-size: 0.9rem; }

/* ===== Login ===== */
#login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}

.login-card {
  background: var(--card);
  padding: 2.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 400px;
  border: 1px solid var(--border);
}

.login-card h1 { font-size: 1.5rem; margin-bottom: 0.25rem; }
.login-card p  { color: var(--text-muted); margin-bottom: 1.5rem; font-size: 0.9rem; }

/* EquiFeed wordmark + horse-head logo. Inlined SVG with fill="currentColor",
   so it follows the active theme (light = dark ink, dark = light ink). */
.login-logo {
  display: block;
  width: 240px;
  max-width: 85%;
  height: auto;
  margin: 0 auto 1rem;
  color: var(--text);
}

/* Visually hidden but available to assistive tech (screen readers) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== Forms ===== */
.form-group { margin-bottom: 1rem; }

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.form-label-block {
  font-size: 0.85rem;
  font-weight: 600;
  display: block;
  margin-bottom: 0.35rem;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group input[type="time"],
.form-group input[type="url"],
.form-group select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  /* 16px: verhindert iOS-Safari Auto-Zoom beim Fokus (siehe globale Regel oben) */
  font-size: 16px;
  transition: border-color 0.2s;
  background: var(--card);
  color: var(--text);
  color-scheme: light dark;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1rem 0;
}

.checkbox-group input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--primary);
}

.checkbox-group label {
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.2rem;
  min-height: 40px;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  color: #fff;
  /* No tap delay, no double-tap zoom on iOS */
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
}

.btn-primary { background: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); }
.btn-danger  { background: var(--danger); }
.btn-warning { background: var(--warning); }
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border-strong);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 0.4rem 0.85rem; font-size: 0.8rem; min-height: 34px; }
.btn-block { width: 100%; }

/* Touch-Geraete: groessere Tap-Flaechen (Apple HIG ~44px). Greift nur bei
   coarse Pointern (Finger), Desktop-Maus bleibt kompakt. */
@media (pointer: coarse) {
  .btn-sm { min-height: 40px; }
  /* Toggle-Trefferflaeche unsichtbar vergroessern, ohne die Optik (52x30) zu
     aendern: das transparente <input> ragt oben/unten ueber den Slider hinaus. */
  .toggle input { top: -8px; bottom: -8px; height: auto; }
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ===== Header ===== */
.app-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-header h1 {
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-right { display: flex; align-items: center; gap: 1rem; }

.mqtt-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--danger);
  transition: background 0.2s;
}
.mqtt-indicator.connected { background: var(--success); }

.user-info { font-size: 0.85rem; color: var(--text-muted); }

/* ===== Navigation tabs ===== */
.nav-tabs {
  display: flex;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  overflow-x: auto;
}

.nav-tab {
  padding: 0.85rem 1.25rem;
  min-height: 44px;
  border: none;
  background: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  white-space: nowrap;
  touch-action: manipulation;
}
.nav-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.nav-tab:hover { color: var(--text); }

/* ===== Main content ===== */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* ===== Cards ===== */
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.card-header h2 { font-size: 1.1rem; }
.card-header h3 { font-size: 1rem; }

/* ===== Device cards ===== */
.device-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1rem;
}

.device-card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.device-card:hover { box-shadow: var(--shadow-md); }

.device-card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.device-card-header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.device-name { font-weight: 600; font-size: 1rem; }
.device-id { font-size: 0.75rem; color: var(--text-muted); font-family: monospace; }
.device-firmware { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.1rem; }
.device-owner { font-size: 0.75rem; color: var(--text-muted); display: block; margin-top: 0.15rem; }

/* Info-modal definition list */
.info-grid {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.65rem 1rem;
  margin: 0;
  align-items: baseline;
}
.info-grid dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  margin: 0;
}
.info-grid dd {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text);
  word-break: break-all;
}
.info-grid .mono {
  font-family: monospace;
  font-size: 0.9rem;
}
.info-signal {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
@media (max-width: 480px) {
  .info-grid { grid-template-columns: 1fr; gap: 0.2rem 0 ; }
  .info-grid dd { margin-bottom: 0.5rem; }
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}
.status-online  { background: var(--status-online-bg);  color: var(--status-online-fg); }
.status-offline { background: var(--status-offline-bg); color: var(--status-offline-fg); }

.device-card-body { padding: 1rem 1.25rem; }

.status-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.status-item { display: flex; flex-direction: column; gap: 0.15rem; }
.status-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
}
.status-value { font-size: 0.9rem; font-weight: 500; }

.device-card-actions {
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Contact dots */
.contact-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 4px;
}
.contact-open   { background: var(--success); }
.contact-closed { background: var(--danger); }

/* Battery icon + label */
.battery-cell {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  vertical-align: middle;
}
.battery-icon { display: block; }
.battery-text { font-weight: 600; }

/* Climate (DHT22) icon + label — same shape as battery for consistency */
.climate-cell {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  vertical-align: middle;
}
.climate-icon { display: block; flex-shrink: 0; }
.climate-text { font-weight: 600; white-space: nowrap; }

/* ===== Timer table ===== */
.timer-table {
  width: 100%;
  border-collapse: collapse;
}

.timer-table th,
.timer-table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.timer-table th {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timer-table input[type="time"],
.timer-table input[type="number"] {
  padding: 0.3rem 0.5rem;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  /* 16px: verhindert iOS-Safari Auto-Zoom beim Fokus (Timer- & Akkutyp-Editor) */
  font-size: 16px;
  background: var(--card);
  color: var(--text);
  color-scheme: light dark;
}

.timer-box-title { margin: 1rem 0 0.5rem; font-size: 0.95rem; }

/* ===== Toggle switch ===== */
.toggle {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 30px;
  flex-shrink: 0;
  cursor: pointer;
  touch-action: manipulation;
}

.toggle input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
  z-index: 2;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--danger);
  border-radius: 30px;
  transition: background 0.2s;
  pointer-events: none;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
  left: 3px;
  top: 3px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle input:checked + .toggle-slider { background: var(--success); }
.toggle input:checked + .toggle-slider::before { transform: translateX(22px); }

.toggle-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.toggle-label { font-size: 0.85rem; font-weight: 600; }

/* ===== Settings sections ===== */
.settings-section {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.settings-section h3 { margin-bottom: 0.5rem; font-size: 1rem; }
.settings-section.danger-zone h3 { color: var(--danger); }

/* ===== Battery type cards (admin) — collapsible ===== */
.battery-type-card {
  margin-bottom: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  overflow: hidden;
}

/* Hide native triangle marker, use our own chevron */
.battery-type-card > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.65rem 0.85rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  user-select: none;
  -webkit-user-select: none;
}
.battery-type-card > summary::-webkit-details-marker { display: none; }
.battery-type-card > summary::marker { content: ''; }

.battery-type-summary-main {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
  flex: 1;
}

/* Chevron — points right when collapsed, down when open */
.battery-type-chevron {
  display: inline-block;
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(-45deg);
  transition: transform 0.18s ease;
  margin-right: 0.15rem;
  margin-top: -2px;
}
.battery-type-card[open] .battery-type-chevron {
  transform: rotate(45deg);
  margin-top: -4px;
}

.battery-type-actions {
  display: flex;
  gap: 0.4rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* Voltage table inside an open card — pad to align under the summary */
.battery-type-table {
  font-size: 0.8rem;
  width: calc(100% - 1.7rem) !important;
  margin: 0 0.85rem 0.85rem;
  border-top: 1px solid var(--border);
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1rem;
  backdrop-filter: blur(2px);
}

.modal {
  background: var(--card);
  border-radius: var(--radius);
  padding: 2rem;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  /* Verhindert "Scroll-Bleed": am Scroll-Ende des Modals scrollt nicht die
     Seite dahinter mit (klassischer iOS-Effekt). */
  overscroll-behavior: contain;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

/* Body-Scroll sperren, solange ein Modal offen ist (von modal.js gesetzt).
   overflow:hidden statt position:fixed -> kein iOS-"springt-nach-oben"-Bug. */
body.modal-open { overflow: hidden; }

.modal h2 { margin-bottom: 1.25rem; }
.modal h3 { font-size: 1rem; }

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

/* ===== Alerts (legacy inline) ===== */
.alert {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.alert-error {
  background: var(--alert-error-bg);
  color: var(--alert-error-fg);
  border: 1px solid var(--alert-error-border);
}
.alert-success {
  background: var(--alert-success-bg);
  color: var(--alert-success-fg);
  border: 1px solid var(--alert-success-border);
}

/* ===== Box control buttons ===== */
.box-controls {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}
.box-controls span { font-size: 0.85rem; font-weight: 600; min-width: 50px; }

/* Pending / optimistic command state on buttons */
.btn-pending {
  opacity: 0.85;
  cursor: progress;
  position: relative;
}
.btn-pending::after {
  content: '';
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-left: 0.45rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: btn-spin 0.7s linear infinite;
  vertical-align: -2px;
}
@keyframes btn-spin {
  to { transform: rotate(360deg); }
}

/* Button that reflects the current actual relay state */
.btn-current {
  box-shadow: 0 0 0 2px var(--card), 0 0 0 4px var(--primary);
}

/* "Pulsing dot" used in pending state labels */
.dot-pulse {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  margin-left: 0.2rem;
  animation: dot-pulse 1.1s ease-in-out infinite;
  vertical-align: middle;
}
.state-pending {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.85rem;
}
@keyframes dot-pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.85); }
  50%      { opacity: 1;   transform: scale(1.2); }
}

/* Status value that opens a modal on tap */
.status-value-clickable {
  cursor: pointer;
  border-radius: 6px;
  padding: 1px 4px;
  margin: -1px -4px;
  transition: background 0.15s;
}
.status-value-clickable:hover,
.status-value-clickable:active {
  background: var(--bg);
}

/* Device event log */
.device-events-body {
  max-height: 60vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -0.25rem;
  padding: 0 0.25rem;
}
.event-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.event-row {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 0.35rem 0.6rem;
  padding: 0.55rem 0.4rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  transition: background 0.4s;
}
/* On narrow phones, drop the timestamp to its own line under the text */
@media (max-width: 480px) {
  .event-row {
    grid-template-columns: 22px 1fr;
  }
  .event-row .event-time {
    grid-column: 2;
  }
}
.event-row:last-child { border-bottom: none; }
.event-icon {
  width: 22px;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1;
}
.event-icon.evt-online  { color: var(--success); }
.event-icon.evt-offline { color: var(--danger); }
.event-icon.evt-open    { color: var(--success); }
.event-icon.evt-close   { color: var(--danger); }
.event-icon.evt-timer   { color: var(--primary); }
.event-text { color: var(--text); }
.event-time {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
/* Highlight rows just pushed via WS */
.event-row-new {
  background: color-mix(in srgb, var(--primary) 15%, transparent);
}

/* Battery history chart */
.battery-history-range {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}
.battery-history-body {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.battery-history-loading {
  text-align: center;
  padding: 2rem 1rem;
}
.battery-chart {
  width: 100%;
  height: auto;
  display: block;
}
.battery-history-current {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--text);
}

/* Steuerung modal — boxes side by side, buttons stacked underneath */
.control-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1rem;
}

.control-box {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
}

.control-box-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
}

.control-box-state {
  font-size: 0.8rem;
  margin-bottom: 0.85rem;
}

.control-box-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.control-box-buttons .btn {
  width: 100%;
}

@media (max-width: 480px) {
  .control-grid { grid-template-columns: 1fr; }
}

/* ===== Empty state ===== */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}
.empty-state h3 { font-size: 1.1rem; margin-bottom: 0.5rem; color: var(--text); }
.empty-state p  { font-size: 0.9rem; margin-bottom: 1.5rem; }

/* ===== Section title ===== */
.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

/* ===== Admin user table ===== */
.user-table {
  width: 100%;
  border-collapse: collapse;
}
.user-table th,
.user-table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.user-table th {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
}

/* Horizontaler Scroll als Absicherung, falls die Tabelle breiter als die
   (overflow:hidden) Card wird — verhindert abgeschnittene Aktions-Buttons. */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Auf schmalen Phones die "Erstellt"-Spalte (3.) ausblenden, damit Name,
   Rolle und die Aktions-Buttons ohne Quetschen/Umbruch nebeneinander passen. */
@media (max-width: 480px) {
  .user-table th:nth-child(3),
  .user-table td:nth-child(3) { display: none; }
  .user-table th, .user-table td { padding: 0.5rem 0.5rem; }
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}
.badge-admin { background: var(--badge-admin-bg); color: var(--badge-admin-fg); }
.badge-user  { background: var(--badge-user-bg);  color: var(--badge-user-fg);  }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ===== Toasts ===== */
#toast-container {
  position: fixed;
  top: calc(64px + env(safe-area-inset-top, 0));
  right: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 9999;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 0.7rem 1rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  min-width: 220px;
  max-width: 360px;
  cursor: pointer;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.2s, transform 0.2s;
}
.toast.toast-in { opacity: 1; transform: translateX(0); }
.toast.toast-out { opacity: 0; transform: translateX(20px); }

.toast-success {
  background: var(--alert-success-bg);
  color: var(--alert-success-fg);
  border-color: var(--alert-success-border);
}
.toast-error {
  background: var(--alert-error-bg);
  color: var(--alert-error-fg);
  border-color: var(--alert-error-border);
}
.toast-info {
  /* Uses default card colors */
}

/* ===== Offline banner ===== */
.offline-banner {
  position: sticky;
  top: 0;
  z-index: 150;
  background: var(--warning);
  color: #1f1300;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}
.has-banner #toast-container { top: calc(96px + env(safe-area-inset-top, 0)); }

/* ===== Responsive (phones / iPhone) ===== */
@media (max-width: 640px) {
  .main-content { padding: 0.85rem; }
  .device-grid { grid-template-columns: 1fr; gap: 0.85rem; }
  .status-grid { grid-template-columns: 1fr 1fr; gap: 0.65rem 0.85rem; }
  .app-header { padding: 0 0.85rem; }
  .nav-tabs {
    padding: 0 0.85rem;
    /* Smoother momentum scrolling for the tab strip */
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .nav-tabs::-webkit-scrollbar { display: none; }
  .nav-tab { padding: 0.85rem 1rem; }

  .timer-table { font-size: 0.85rem; }
  .timer-table th, .timer-table td { padding: 0.45rem 0.4rem; }
  .form-grid-2 { grid-template-columns: 1fr; }

  /* Toasts span full width on phones */
  #toast-container { right: 0.5rem; left: 0.5rem; }
  .toast { max-width: none; }

  /* Cards & login don't need huge padding on phone */
  .card { padding: 1rem; }
  .login-card { padding: 1.75rem 1.25rem; }

  /* Device card actions sit on their own row, each button stretches */
  .device-card-actions {
    padding: 0.65rem 0.85rem calc(0.65rem + env(safe-area-inset-bottom, 0));
  }
  .device-card-actions .btn { flex: 1 1 30%; }

  /* --------- Bottom-sheet modal ---------
     Slides up from the bottom of the screen with a finger-friendly drag handle.
     Keeps the safe-area bottom inset so the last button never sits under the
     home indicator on iPhones without a home button. */
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }
  .modal {
    max-width: 100%;
    width: 100%;
    max-height: 92vh;
    border-radius: 18px 18px 0 0;
    padding: 1rem 1.1rem;
    padding-top: 1.5rem;
    padding-bottom: calc(1.25rem + env(safe-area-inset-bottom, 0));
    /* Visual drag-handle hint at the top of the sheet */
    background-image:
      linear-gradient(var(--border-strong), var(--border-strong));
    background-position: 50% 0.5rem;
    background-size: 40px 4px;
    background-repeat: no-repeat;
    animation: sheet-up 0.22s ease-out;
  }
  .modal h2 { margin-bottom: 1rem; font-size: 1.1rem; }
  .modal-actions .btn { flex: 1 1 45%; }

  /* Steuerung — boxes stay side by side, but tighter on phone */
  .control-grid { gap: 0.65rem; }
  .control-box { padding: 0.85rem 0.75rem; }
  .control-box-buttons .btn { min-height: 44px; }

  /* Bigger primary action buttons on touch */
  .login-card .btn-block { min-height: 48px; font-size: 1rem; }
}

@keyframes sheet-up {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

/* Very narrow phones (iPhone SE width ~375) */
@media (max-width: 380px) {
  .header-right { gap: 0.5rem; }
  .user-info { display: none; }
}

/* =====================================================================
   DARK MODE
   Applied when <html data-theme="dark"> is set. The actual theme is
   resolved in JS (modules/theme.js) — "system" mode reads
   prefers-color-scheme and sets the attribute accordingly, so we only
   need one selector here.
   ===================================================================== */
:root[data-theme="dark"] {
  --bg: #0f172a;
  --card: #1e293b;
  --card-elevated: #273449;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #334155;
  --border-strong: #475569;

  --status-online-bg:  #14532d;
  --status-online-fg:  #86efac;
  --status-offline-bg: #7f1d1d;
  --status-offline-fg: #fecaca;

  --alert-error-bg: #7f1d1d;
  --alert-error-fg: #fecaca;
  --alert-error-border: #b91c1c;
  --alert-success-bg: #14532d;
  --alert-success-fg: #86efac;
  --alert-success-border: #166534;

  --badge-admin-bg: #4c1d95;
  --badge-admin-fg: #ddd6fe;
  --badge-user-bg:  #075985;
  --badge-user-fg:  #bae6fd;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.45);
  --shadow-lg: 0 4px 24px rgba(0,0,0,0.5);
}

:root[data-theme="dark"] .modal-overlay { background: rgba(0,0,0,0.6); }
:root[data-theme="dark"] .toggle-slider::before { background: #f1f5f9; }

/* ===== Theme toggle button ===== */
.theme-toggle {
  background: transparent;
  border: 1.5px solid var(--border-strong);
  color: var(--text);
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  touch-action: manipulation;
}
.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.theme-toggle svg {
  width: 18px;
  height: 18px;
  display: block;
}

/* Floating theme toggle for the login screen (header isn't visible there).
   The app.js init shows/hides this depending on which page is active so it
   doesn't double-stack with the header copy. */
.theme-toggle-floating {
  position: fixed;
  top: calc(1rem + env(safe-area-inset-top, 0));
  right: calc(1rem + env(safe-area-inset-right, 0));
  background: var(--card);
  box-shadow: var(--shadow-sm);
  z-index: 150;
}

/* --- Log: zusaetzliche Event-Typen (Befehl/Neustart/OTA) --- */
.event-icon.evt-command    { color: var(--primary); }
.event-icon.evt-restart    { color: var(--text-muted); }
.event-icon.evt-ota        { color: var(--primary); }
.event-icon.evt-ota-failed { color: var(--danger); }
/* Uebersprungener Timer (Kontakt offen): gedaempft darstellen */
.event-row-skipped .event-text { color: var(--text-muted); font-style: italic; }
.event-row-skipped .event-icon { color: var(--text-muted); }
.event-icon.evt-firmware   { color: var(--primary); }