/* ==========================================
   RD Stream – Minimal dark UI stylesheet
   ========================================== */

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

:root {
  --bg: #0f0f13;
  --surface: #1a1a24;
  --surface2: #242432;
  --border: #2e2e42;
  --accent: #7c3aed;
  --accent-hover: #6d28d9;
  --gold: #f59e0b;
  --green: #22c55e;
  --red-soft: #f87171;
  --blue-soft: #60a5fa;
  --text: #e5e7eb;
  --text-muted: #9ca3af;
  --danger: #ef4444;
  --radius: 10px;
  --transition: 0.18s ease;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

/* ---- Views ---- */
.view {
  display: none;
  min-height: 100vh;
}
.view.active {
  display: flex;
  flex-direction: column;
}

/* ---- Hero (Home) ---- */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 2rem;
  text-align: center;
}

.logo {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.tagline {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1rem;
}

/* ---- Search form ---- */
.search-form {
  display: flex;
  gap: 0.5rem;
  width: 100%;
  max-width: 600px;
}

.search-form input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition);
}

.search-form input:focus {
  border-color: var(--accent);
}

.search-form button {
  padding: 0.75rem 1.4rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
}

.search-form button:hover {
  background: var(--accent-hover);
}

.search-form.compact input {
  font-size: 0.9rem;
  padding: 0.55rem 0.85rem;
}

.search-form.compact button {
  font-size: 0.9rem;
  padding: 0.55rem 1rem;
}

/* ---- Results header ---- */
.results-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

/* ---- Back button ---- */
.btn-icon {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
  transition: background var(--transition);
  white-space: nowrap;
}

.btn-icon:hover {
  background: var(--border);
}

/* ---- Results list ---- */
.results-list {
  padding: 1.5rem;
  display: grid;
  gap: 0.75rem;
}

.result-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color var(--transition);
}

.result-card:hover {
  border-color: var(--accent);
}

.result-info {
  flex: 1;
  min-width: 0;
}

.result-title {
  font-weight: 600;
  margin-bottom: 0.3rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.55rem;
}

.result-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.69rem;
  font-weight: 700;
  padding: 0.2rem 0.48rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
}

.badge-cached {
  background: var(--gold);
  color: #000;
}

.badge-format {
  background: rgba(96, 165, 250, 0.12);
  color: var(--blue-soft);
  border-color: rgba(96, 165, 250, 0.28);
}

.badge-safe {
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.28);
}

.badge-risky {
  background: rgba(248, 113, 113, 0.12);
  color: #fca5a5;
  border-color: rgba(248, 113, 113, 0.28);
}

.btn-play {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 0.55rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-play:hover {
  background: var(--accent-hover);
}

.btn-play:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ---- Loading / empty ---- */
.loading, .empty-state {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
}

.hidden { display: none !important; }

.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2.5px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 0.5rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---- Player header ---- */
.player-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.player-heading {
  min-width: 0;
}

.player-title {
  font-size: 1rem;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.player-subtitle {
  margin-top: 0.2rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- Player status / error ---- */
.player-body {
  flex: 1;
  padding: 1.25rem 1.25rem 2rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.player-shell {
  width: min(760px, 100%);
  margin: 0 auto;
}

.player-status {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 220px;
  padding: 2rem;
  font-size: 1rem;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.player-error {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 180px;
  padding: 1.5rem;
  color: var(--danger);
  font-size: 1rem;
  text-align: center;
  background: var(--surface);
  border: 1px solid rgba(239, 68, 68, 0.22);
  border-radius: 16px;
}

/* ---- Video player ---- */
.player-container {
  width: 100%;
  background: transparent;
}

.player-card {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}

.video-frame {
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 54vh;
  background: #000;
  overflow: hidden;
}

#video-player {
  width: 100%;
  height: 100%;
  background: #000;
  display: block;
  object-fit: contain;
}

.player-controls {
  padding: 0.9rem 1rem 1rem;
  display: grid;
  gap: 0.75rem;
}

.player-controls-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.player-controls-row-main {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.player-controls-row-progress {
  gap: 0.75rem;
  flex-wrap: nowrap;
}

.control-btn {
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  border-radius: 12px;
  padding: 0.72rem 0.8rem;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-width: 0;
}

.control-btn:hover {
  background: #313145;
  border-color: #494969;
}

.control-btn:active {
  transform: scale(0.98);
}

.control-btn-primary {
  background: var(--accent);
  border-color: transparent;
  color: #fff;
}

.control-btn-primary:hover {
  background: var(--accent-hover);
}

.player-seek {
  flex: 1;
  appearance: none;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 0%, var(--border) 0%, var(--border) 100%);
  outline: none;
}

.player-seek::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--accent);
  cursor: pointer;
}

.player-seek::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--accent);
  cursor: pointer;
}

.player-time {
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
  font-size: 0.82rem;
  min-width: 2.7rem;
  text-align: center;
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
  .search-form,
  .results-header {
    flex-direction: column;
    align-items: stretch;
  }

  .player-body {
    padding-top: 0.85rem;
  }

  .result-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.95rem;
  }

  .btn-play,
  .search-form button,
  .search-form.compact button {
    width: 100%;
    text-align: center;
  }

  .result-title,
  .player-title,
  .player-subtitle {
    white-space: normal;
  }

  .results-header,
  .player-header,
  .player-body {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .player-header {
    align-items: flex-start;
  }

  .player-shell {
    width: 100%;
  }

  .player-card {
    border-radius: 16px;
  }

  .video-frame {
    border-radius: 0;
    max-height: 36vh;
  }

  .player-controls {
    padding: 0.85rem;
  }

  .player-controls-row-main {
    grid-template-columns: 1fr 1fr;
  }

  .player-controls-row-progress {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }

  .control-btn {
    width: 100%;
    justify-content: center;
    padding: 0.78rem 0.75rem;
  }

  #control-play {
    grid-column: auto;
  }

  #video-player {
    max-height: none;
  }
}