:root {
  color-scheme: dark;
  --bg: #0d0f12;
  --surface: #1a1d22;
  --border: #2b2f36;
  --text: #e8eaed;
  --text-dim: #9aa0a8;
  --accent: #4da3ff;
  --warn-bg: #3a2a12;
  --warn-border: #7a5a1e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom)
    env(safe-area-inset-left);
}

main {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 16px 48px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.viewer-page {
  max-width: 480px;
  transition: max-width 0.15s ease;
}

@media (min-width: 760px) {
  .viewer-page {
    max-width: 900px;
  }
}

@media (min-width: 1100px) {
  .viewer-page {
    max-width: 1400px;
  }
}

h1 {
  font-size: 1.4rem;
  margin: 0;
}

video {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #000;
  border-radius: 12px;
  object-fit: cover;
}

.status {
  color: var(--text-dim);
  margin: 0;
  min-height: 1.2em;
}

.button {
  display: inline-block;
  text-align: center;
  padding: 14px 20px;
  border-radius: 10px;
  border: none;
  background: var(--accent);
  color: #06121f;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
}

.button:disabled {
  opacity: 0.5;
}

.button.secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.landing {
  text-align: center;
  padding-top: 15vh;
  gap: 24px;
}

.tagline {
  color: var(--text-dim);
}

.role-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footnote {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.share-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.link {
  color: var(--accent);
  word-break: break-all;
  font-size: 0.9rem;
}

.share-buttons {
  display: flex;
  gap: 8px;
}

.share-buttons .button {
  flex: 1;
}

.warning {
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  border-radius: 10px;
  padding: 12px;
  font-size: 0.9rem;
}

.support-banner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.support-banner a {
  color: var(--accent);
}

form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.camera-controls {
  display: flex;
  gap: 8px;
}

.camera-controls .button {
  flex: 1;
}

.viewer-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
}

.viewer-header h1 {
  flex: 1;
}

.add-camera-form {
  flex-direction: row;
  flex-wrap: wrap;
}

.add-camera-form input {
  flex: 1 1 160px;
}

.add-camera-form .button {
  flex: 1 1 100%;
}

.camera-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.camera-grid[data-layout='auto']:has(.camera-tile:nth-child(2)) {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.camera-grid[data-layout='1'] {
  grid-template-columns: 1fr;
}

.camera-grid[data-layout='2'] {
  grid-template-columns: repeat(2, 1fr);
}

.camera-grid[data-layout='3'] {
  grid-template-columns: repeat(3, 1fr);
}

.camera-grid[data-layout='4'] {
  grid-template-columns: repeat(4, 1fr);
}

.camera-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.camera-tile-video-wrap {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #000;
}

.camera-tile-video-wrap video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.camera-tile-preview {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7);
}

.camera-tile-live-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(211, 51, 51, 0.85);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  animation: live-pulse 1.6s ease-in-out infinite;
}

@keyframes live-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

.camera-tile-watch {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
}

.camera-tile-controls {
  position: absolute;
  bottom: 8px;
  left: 8px;
  right: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tile-btn {
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
}

.tile-mic.active {
  background: #d33;
}

.tile-torch.active,
.tile-flip.active {
  background: var(--accent);
  color: #06121f;
}

.tile-fullscreen {
  margin-left: auto;
}

.tile-remove {
  position: absolute;
  right: 8px;
  top: 8px;
}

.camera-tile-label-row {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 12px 0;
}

.camera-tile-online-dot {
  align-self: center;
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: var(--text-dim);
}

.camera-tile-online-dot.online {
  background: #3fbf5f;
}

.camera-tile-label {
  display: block;
  flex: 1 1 auto;
  min-width: 0;
  padding: 0;
  border: none;
  background: none;
  color: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
}

.camera-tile-device-label {
  color: var(--text-dim);
  font-size: 0.75rem;
  white-space: nowrap;
}

.camera-tile-label-input {
  display: block;
  flex: 1 1 auto;
  min-width: 0;
  padding: 2px 4px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: var(--bg);
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
}

.camera-tile-status {
  margin: 2px 12px 10px;
  color: var(--text-dim);
  font-size: 0.8rem;
}

dialog {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  max-width: 420px;
  width: calc(100% - 32px);
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.6);
}

dialog .share-buttons {
  margin-top: 12px;
}

input[type='text'] {
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 1rem;
}

label {
  font-size: 0.85rem;
  color: var(--text-dim);
}