/* CCTV camera grid — admin/lpr.html */
.cctv-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
}
.cctv-toolbar h2 { margin: 0; flex: 1 1 12rem; }
.cctv-layout-btns {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}
.cctv-layout-btns button {
  min-width: 44px;
  min-height: 44px;
  padding: 0.4rem 0.55rem;
  margin: 0;
  font-size: 0.82rem;
  background: #fff;
  color: var(--primary);
  border: 1px solid #e4beba;
}
@media (max-width: 639px) {
  .cctv-layout-btns button {
    min-width: 40px;
    min-height: 40px;
    padding: 0.35rem 0.45rem;
    font-size: 0.75rem;
  }
}
.cctv-layout-btns button.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.cctv-layout-overflow {
  position: relative;
  display: inline-flex;
}
.cctv-layout-more {
  position: relative;
  letter-spacing: 0.05em;
  font-weight: 700;
}
.cctv-layout-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 14px;
  height: 14px;
  padding: 0 3px;
  border-radius: 7px;
  background: #fff;
  color: var(--primary);
  font-size: 0.55rem;
  font-weight: 700;
  line-height: 14px;
  text-align: center;
  pointer-events: none;
}
.cctv-layout-more.active .cctv-layout-badge {
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary);
}
.cctv-layout-overflow-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 88px;
  padding: 0.35rem;
  background: #fff;
  border: 1px solid #e4beba;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}
.cctv-layout-overflow-menu[hidden] {
  display: none !important;
}
.cctv-layout-overflow-menu button {
  width: 100%;
  min-width: 44px;
  min-height: 44px;
  margin: 0;
  text-align: center;
}
.cctv-grid {
  display: grid;
  gap: 0.65rem;
  width: 100%;
}
.cctv-grid--1 { grid-template-columns: 1fr; }
.cctv-grid--2 { grid-template-columns: 1fr; }
.cctv-grid--3 { grid-template-columns: 1fr; }
.cctv-grid--4 { grid-template-columns: 1fr; }
.cctv-grid--9 { grid-template-columns: repeat(9, 1fr); gap: 0.35rem; }
.cctv-grid--16 { grid-template-columns: repeat(16, 1fr); gap: 0.25rem; }
.cctv-grid--32 { grid-template-columns: repeat(32, 1fr); gap: 2px; }
.cctv-grid--64 { grid-template-columns: repeat(64, 1fr); gap: 1px; }
@media (min-width: 640px) {
  .cctv-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .cctv-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .cctv-grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .cctv-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .cctv-grid--4 { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1280px) {
  .cctv-grid--4 { grid-template-columns: repeat(4, 1fr); }
}
.cctv-grid--9,
.cctv-grid--16,
.cctv-grid--32,
.cctv-grid--64 {
  max-height: min(85vh, 960px);
  overflow: auto;
  contain: layout style;
}
.cctv-tile {
  position: relative;
  background: #0a0a0c;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  min-height: 140px;
  border: 2px solid #2a2a2e;
  cursor: default;
}
.cctv-tile.is-connected { border-color: #2E7D32; }
.cctv-tile.is-error { border-color: #93000a; }
.cctv-tile.is-focus {
  grid-column: 1 / -1;
  aspect-ratio: 21 / 9;
  max-height: 70vh;
}
.cctv-surface {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111 repeating-linear-gradient(
    0deg,
    #111 0,
    #111 2px,
    #151518 2px,
    #151518 4px
  );
}
.cctv-surface video,
.cctv-surface img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
  display: block;
}
.cctv-placeholder {
  color: #888;
  font-size: 0.85rem;
  text-align: center;
  padding: 1rem;
}
.cctv-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.45rem 0.55rem;
  background: linear-gradient(180deg, rgba(0,0,0,.55) 0%, transparent 28%, transparent 72%, rgba(0,0,0,.5) 100%);
}
.cctv-overlay-top,
.cctv-overlay-bottom {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  min-width: 0;
}
.cctv-name {
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  text-shadow: 0 1px 3px rgba(0,0,0,.8);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}
.cctv-gate {
  color: #ddd;
  font-size: 0.72rem;
  opacity: 0.95;
}
.cctv-led {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px currentColor;
}
.cctv-led.online { background: #4caf50; color: #4caf50; }
.cctv-led.offline { background: #757575; color: #757575; }
.cctv-led.recording { background: #f44336; color: #f44336; animation: cctv-blink 1.2s ease-in-out infinite; }
.cctv-led.error { background: #93000a; color: #93000a; }
@keyframes cctv-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.cctv-status-text {
  color: #eee;
  font-size: 0.68rem;
  margin-left: auto;
}
.cctv-actions {
  position: absolute;
  right: 0.35rem;
  bottom: 0.35rem;
  display: flex;
  gap: 0.25rem;
  pointer-events: auto;
  z-index: 2;
}
.cctv-actions .smm-ib { background: rgba(0,0,0,.65); border: 1px solid rgba(255,255,255,.25); }
.cctv-actions .smm-ib:hover { background: var(--primary); }
.cctv-warn {
  color: #FFA000;
  font-size: 0.78rem;
  margin: 0.35rem 0 0;
}
.cctv-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9000;
  padding: 1rem;
}
.cctv-modal {
  background: var(--surface);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  max-width: 28rem;
  width: 100%;
  box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.cctv-modal h3 { margin: 0 0 0.75rem; color: var(--primary); font-size: 1rem; }
.cctv-modal label { font-size: 0.85rem; }
.cctv-modal-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}
.cctv-modal-actions button { margin: 0; }
.cctv-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 2rem 1rem;
  color: #5d5f5f;
}
.cctv-still {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.95;
}
.cctv-tile.is-connected .cctv-still { display: none; }
.lpr-demo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.75rem;
}
.lpr-demo-card {
  display: block;
  width: 100%;
  padding: 0;
  margin: 0;
  border: 1px solid #e4beba;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
}
.lpr-demo-card:hover,
.lpr-demo-card:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}
.lpr-demo-card img {
  display: block;
  width: 100%;
  height: 96px;
  object-fit: cover;
  background: #111;
}
.lpr-demo-card span {
  display: block;
  padding: 0.4rem 0.5rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: #1b1c1c;
}

/* Empty placeholder pads — lightweight cells for unfilled grid slots */
.cctv-pad {
  aspect-ratio: 16 / 9;
  min-height: 0;
  background: #111 repeating-linear-gradient(
    0deg,
    #111 0,
    #111 2px,
    #151518 2px,
    #151518 4px
  );
  border-radius: 6px;
  border: 1px solid #2a2a2e;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cctv-pad--micro {
  aspect-ratio: 1;
  border-radius: 2px;
  border-width: 1px;
}
.cctv-pad-label {
  color: #666;
  font-size: 0.72rem;
  text-align: center;
  padding: 0.25rem;
  line-height: 1.2;
}

/* Dense layout scaling (9×9 … 64×64) */
.cctv-grid--9 .cctv-tile { min-height: 0; border-radius: 6px; }
.cctv-grid--9 .cctv-placeholder { font-size: 0.65rem; padding: 0.35rem; }
.cctv-grid--9 .cctv-name { font-size: 0.65rem; }
.cctv-grid--9 .cctv-gate,
.cctv-grid--9 .cctv-status-text { font-size: 0.58rem; }
.cctv-grid--9 .cctv-led { width: 7px; height: 7px; }
.cctv-grid--9 .cctv-actions .smm-ib { transform: scale(0.85); transform-origin: bottom right; }
.cctv-grid--9 .cctv-pad-label { font-size: 0.58rem; }

.cctv-grid--16 .cctv-tile { min-height: 0; border-radius: 4px; border-width: 1px; }
.cctv-grid--16 .cctv-placeholder { font-size: 0.55rem; padding: 0.2rem; }
.cctv-grid--16 .cctv-overlay { padding: 0.2rem 0.3rem; }
.cctv-grid--16 .cctv-name { font-size: 0.55rem; }
.cctv-grid--16 .cctv-gate,
.cctv-grid--16 .cctv-status-text { font-size: 0.48rem; }
.cctv-grid--16 .cctv-led { width: 5px; height: 5px; }
.cctv-grid--16 .cctv-actions { gap: 0.12rem; right: 0.15rem; bottom: 0.15rem; }
.cctv-grid--16 .cctv-actions .smm-ib { transform: scale(0.7); transform-origin: bottom right; }
.cctv-grid--16 .cctv-pad { border-radius: 4px; }

.cctv-grid--32 .cctv-tile,
.cctv-grid--64 .cctv-tile {
  min-height: 0;
  aspect-ratio: 1;
  border-radius: 2px;
  border-width: 1px;
}
.cctv-grid--32 .cctv-tile--compact,
.cctv-grid--64 .cctv-tile--compact { cursor: pointer; }
.cctv-grid--32 .cctv-placeholder,
.cctv-grid--64 .cctv-placeholder { display: none; }
.cctv-grid--32 .cctv-overlay--compact,
.cctv-grid--64 .cctv-overlay--compact {
  padding: 1px;
  background: linear-gradient(180deg, rgba(0,0,0,.45) 0%, transparent 60%);
  justify-content: flex-start;
}
.cctv-grid--32 .cctv-led,
.cctv-grid--64 .cctv-led { width: 4px; height: 4px; box-shadow: none; }
.cctv-grid--32 .cctv-actions,
.cctv-grid--64 .cctv-actions { display: none; }
.cctv-grid--32 .cctv-overlay-bottom,
.cctv-grid--64 .cctv-overlay-bottom { display: none; }
.cctv-grid--32 .cctv-surface video,
.cctv-grid--32 .cctv-surface img,
.cctv-grid--64 .cctv-surface video,
.cctv-grid--64 .cctv-surface img { object-fit: cover; }