:root {
  --bg-primary: #0a0a0c;
  --bg-secondary: #17171a;
  --bg-tertiary: #202024;
  --bg-elevated: #2a2a2f;
  --accent: #e31937; /* Tesla Red */
  --accent-hover: #ff2b4d;
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-muted: #6b6b73;
  --border: #303036;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: linear-gradient(180deg, #131316 0%, var(--bg-secondary) 100%);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.5px;
}
.brand .logo {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: var(--accent);
}
.brand .logo svg {
  width: 100%;
  height: 100%;
  fill: var(--accent);
}
.brand small {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.search-wrap {
  flex: 1 1 320px;
  max-width: 480px;
  position: relative;
}
.search-wrap input {
  width: 100%;
  padding: 11px 40px 11px 40px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 30px;
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-wrap input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(227, 25, 55, 0.15);
}
.search-wrap .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}
.search-wrap .clear-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-elevated);
  border: none;
  color: var(--text-secondary);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  line-height: 1;
}
.search-wrap .clear-btn.visible {
  display: flex;
}

/* Layout */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.9fr) minmax(320px, 1fr);
  gap: 20px;
  padding: 20px 24px;
  flex: 1;
  align-items: start;
}

/* Video Player Section */
.player-panel {
  position: sticky;
  top: 84px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.video-stage {
  position: relative;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  aspect-ratio: 16 / 9;
}
.video-stage video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #000;
}
.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-muted);
  text-align: center;
  padding: 20px;
}
.video-placeholder svg {
  width: 54px;
  height: 54px;
  opacity: 0.4;
}
.video-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  display: none;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.video-badge.visible {
  display: flex;
}
.video-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

/* Camera Synchronized Switch Bar */
.cam-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.cam-switch .cs-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  width: 100%;
  margin-bottom: 2px;
}
.cam-switch button {
  flex: 1 1 auto;
  min-width: 88px;
  padding: 9px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.cam-switch button:hover:not(:disabled) {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: #444;
}
.cam-switch button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.cam-switch button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.now-playing {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 0 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.now-playing strong {
  color: var(--text-primary);
}
.now-playing .ts {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

/* Sidebar & Clip List */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.cam-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cam-tabs .tab {
  padding: 8px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 30px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 7px;
}
.cam-tabs .tab:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}
.cam-tabs .tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.cam-tabs .tab .count {
  background: rgba(255, 255, 255, 0.12);
  padding: 1px 7px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
}
.cam-tabs .tab.active .count {
  background: rgba(0, 0, 0, 0.25);
}

.list-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
  color: var(--text-muted);
}
.list-toolbar select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
  outline: none;
}

.clip-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: calc(100vh - 260px);
  overflow-y: auto;
  padding-right: 4px;
}
.clip-list::-webkit-scrollbar {
  width: 8px;
}
.clip-list::-webkit-scrollbar-thumb {
  background: var(--bg-elevated);
  border-radius: 10px;
}
.clip-list::-webkit-scrollbar-track {
  background: transparent;
}

.cam-group-header {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  padding: 10px 4px 4px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--bg-primary);
  z-index: 2;
}
.cam-group-header a {
  color: var(--accent);
  text-decoration: none;
  font-size: 11px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.cam-group-header a:hover {
  text-decoration: underline;
}

.clip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}
.clip:hover {
  background: var(--bg-tertiary);
  border-color: #3d3d44;
  transform: translateX(2px);
}
.clip.playing {
  border-color: var(--accent);
  background: linear-gradient(
    90deg,
    rgba(227, 25, 55, 0.12),
    var(--bg-tertiary)
  );
}
.clip .thumb {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--bg-tertiary);
  display: grid;
  place-items: center;
  color: var(--accent);
}
.clip.playing .thumb {
  background: rgba(227, 25, 55, 0.15);
}
.clip .meta {
  min-width: 0;
  flex: 1;
}
.clip .meta .fn {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-primary);
}
.clip .meta .sub {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.clip .meta .sub .cam-pill {
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  padding: 0 7px;
  border-radius: 20px;
  font-weight: 600;
}
.clip .play-ico {
  color: var(--text-muted);
  flex-shrink: 0;
}
.clip.playing .play-ico {
  color: var(--accent);
}

.empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
  font-size: 14px;
}
.empty svg {
  width: 40px;
  height: 40px;
  opacity: 0.3;
  margin-bottom: 10px;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .player-panel {
    position: static;
  }
  .clip-list {
    max-height: none;
  }
}
@media (max-width: 560px) {
  header {
    padding: 12px 16px;
  }
  .layout {
    padding: 14px 16px;
  }
  .brand small {
    display: none;
  }
}

[hidden] {
  display: none !important;
}