/* ============================================================
   Suno Radio — Floating music player widget
   FPCS Dashboard Component
   ============================================================ */

/* --- Container & Positioning --- */
.suno-radio {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9000;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  user-select: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* --- Minimized Pill --- */
.suno-radio-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 220px;
  height: 42px;
  padding: 0 12px;
  background: #12121a;
  border: 1px solid #2a2a3a;
  border-radius: 21px;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

.suno-radio-pill:hover {
  border-color: #f59e0b;
}

.suno-radio-pill.playing {
  animation: suno-glow-pulse 2s ease-in-out infinite;
}

@keyframes suno-glow-pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(245, 158, 11, 0.3), 0 0 2px rgba(245, 158, 11, 0.2); border-color: #f59e0b; }
  50% { box-shadow: 0 0 18px rgba(245, 158, 11, 0.5), 0 0 6px rgba(245, 158, 11, 0.3); border-color: #fbbf24; }
}

.suno-radio-pill .sr-icon {
  font-size: 16px;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

.suno-radio-pill .sr-title-scroll {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  height: 18px;
  line-height: 18px;
}

.suno-radio-pill .sr-title-scroll span {
  display: inline-block;
  font-size: 13px;
  color: #e2e8f0;
  font-weight: 500;
  animation: suno-scroll-text 12s linear infinite;
  padding-right: 40px;
}

.suno-radio-pill .sr-title-scroll span.no-scroll {
  animation: none;
}

@keyframes suno-scroll-text {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.suno-radio-pill .sr-playpause {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: #f59e0b;
  color: #12121a;
  font-size: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.15s;
}

.suno-radio-pill .sr-playpause:hover {
  background: #fbbf24;
  transform: scale(1.08);
}

/* --- Expanded Panel --- */
.suno-radio-panel {
  display: none;
  width: 350px;
  max-height: 460px;
  background: rgba(18, 18, 26, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid #2a2a3a;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 12px rgba(245, 158, 11, 0.08);
  flex-direction: column;
}

.suno-radio.expanded .suno-radio-pill { display: none; }
.suno-radio.expanded .suno-radio-panel { display: flex; }

/* --- Panel Header / Channel Bar --- */
.sr-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(135deg, #1a1a2e 0%, #12121a 100%);
  border-bottom: 1px solid #2a2a3a;
}

.sr-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.sr-channel-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #12121a;
  flex-shrink: 0;
}

.sr-channel-info {
  min-width: 0;
}

.sr-channel-name {
  font-size: 14px;
  font-weight: 700;
  color: #f59e0b;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sr-channel-sub {
  font-size: 11px;
  color: #94a3b8;
}

.sr-header-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.sr-header-actions button {
  background: none;
  border: 1px solid #334155;
  color: #94a3b8;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.sr-header-actions button:hover {
  color: #e2e8f0;
  border-color: #f59e0b;
}

/* --- Channel Input --- */
.sr-channel-input-wrap {
  padding: 10px 16px;
  border-bottom: 1px solid #2a2a3a;
  display: none;
}

.sr-channel-input-wrap.open { display: block; }

.sr-channel-input {
  width: 100%;
  padding: 8px 12px;
  background: #0f0f1a;
  border: 1px solid #334155;
  border-radius: 8px;
  color: #e2e8f0;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

.sr-channel-input::placeholder { color: #64748b; }
.sr-channel-input:focus { border-color: #f59e0b; }

/* --- Now Playing Area --- */
.sr-now-playing {
  padding: 16px;
  display: flex;
  gap: 14px;
  align-items: center;
  border-bottom: 1px solid #2a2a3a;
}

.sr-cover-art {
  width: 64px;
  height: 64px;
  border-radius: 10px;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.sr-cover-gradient {
  width: 100%;
  height: 100%;
  border-radius: 10px;
}

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

.sr-track-title {
  font-size: 15px;
  font-weight: 700;
  color: #e2e8f0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 3px;
}

.sr-track-genre {
  font-size: 12px;
  color: #94a3b8;
  margin-bottom: 6px;
}

/* --- Visualizer Bars --- */
.sr-visualizer {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 18px;
}

.sr-visualizer .bar {
  width: 3px;
  border-radius: 1px;
  background: #f59e0b;
  transition: height 0.1s;
}

.sr-visualizer.active .bar { animation: suno-bar-bounce var(--bar-speed, 0.5s) ease-in-out infinite alternate; }
.sr-visualizer .bar:nth-child(1) { --bar-speed: 0.4s; height: 6px; }
.sr-visualizer .bar:nth-child(2) { --bar-speed: 0.55s; height: 12px; animation-delay: 0.1s; }
.sr-visualizer .bar:nth-child(3) { --bar-speed: 0.35s; height: 8px; animation-delay: 0.2s; }
.sr-visualizer .bar:nth-child(4) { --bar-speed: 0.6s; height: 15px; animation-delay: 0.05s; }
.sr-visualizer .bar:nth-child(5) { --bar-speed: 0.45s; height: 10px; animation-delay: 0.15s; }
.sr-visualizer .bar:nth-child(6) { --bar-speed: 0.5s; height: 13px; animation-delay: 0.25s; }
.sr-visualizer .bar:nth-child(7) { --bar-speed: 0.38s; height: 7px; animation-delay: 0.3s; }

@keyframes suno-bar-bounce {
  0% { height: 3px; opacity: 0.6; }
  100% { height: 18px; opacity: 1; }
}

.sr-visualizer:not(.active) .bar {
  height: 3px !important;
  opacity: 0.3;
  animation: none !important;
}

/* --- Progress Bar --- */
.sr-progress-wrap {
  padding: 0 16px;
  margin-bottom: 4px;
}

.sr-progress-bar {
  width: 100%;
  height: 4px;
  background: #2a2a3a;
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  overflow: visible;
}

.sr-progress-bar:hover { height: 6px; }

.sr-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #f59e0b, #fbbf24);
  border-radius: 2px;
  width: 0%;
  transition: width 0.3s linear;
  position: relative;
}

.sr-progress-fill::after {
  content: '';
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #fbbf24;
  opacity: 0;
  transition: opacity 0.2s;
}

.sr-progress-bar:hover .sr-progress-fill::after { opacity: 1; }

.sr-time-row {
  display: flex;
  justify-content: space-between;
  padding: 2px 16px 8px;
  font-size: 11px;
  color: #64748b;
  font-variant-numeric: tabular-nums;
}

/* --- Playback Controls --- */
.sr-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 8px 16px 14px;
  border-bottom: 1px solid #2a2a3a;
}

.sr-controls button {
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  font-size: 18px;
  padding: 4px;
  transition: color 0.2s, transform 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sr-controls button:hover { color: #e2e8f0; }
.sr-controls button:active { transform: scale(0.9); }

.sr-controls .sr-main-play {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #f59e0b;
  color: #12121a;
  font-size: 18px;
  transition: background 0.2s, transform 0.15s;
}

.sr-controls .sr-main-play:hover { background: #fbbf24; transform: scale(1.06); }

.sr-controls .sr-shuffle.active { color: #f59e0b; }

/* --- Volume --- */
.sr-volume-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px 12px;
}

.sr-volume-icon {
  font-size: 14px;
  color: #94a3b8;
  cursor: pointer;
  width: 20px;
  text-align: center;
}

.sr-volume-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  border-radius: 2px;
  background: #2a2a3a;
  outline: none;
}

.sr-volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #f59e0b;
  cursor: pointer;
  transition: transform 0.15s;
}

.sr-volume-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }

.sr-volume-slider::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #f59e0b;
  cursor: pointer;
  border: none;
}

.sr-volume-pct {
  font-size: 11px;
  color: #64748b;
  width: 30px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* --- Playlist --- */
.sr-playlist {
  flex: 1;
  overflow-y: auto;
  max-height: 160px;
  padding: 4px 0;
}

.sr-playlist::-webkit-scrollbar { width: 4px; }
.sr-playlist::-webkit-scrollbar-track { background: transparent; }
.sr-playlist::-webkit-scrollbar-thumb { background: #334155; border-radius: 2px; }

.sr-playlist-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  cursor: pointer;
  transition: background 0.15s;
  font-size: 13px;
}

.sr-playlist-item:hover { background: rgba(245, 158, 11, 0.06); }
.sr-playlist-item.active { background: rgba(245, 158, 11, 0.1); }

.sr-playlist-item .sr-pl-num {
  width: 20px;
  text-align: center;
  color: #64748b;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.sr-playlist-item.active .sr-pl-num { color: #f59e0b; font-weight: 700; }

.sr-playlist-item .sr-pl-info {
  flex: 1;
  min-width: 0;
}

.sr-playlist-item .sr-pl-name {
  color: #e2e8f0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sr-playlist-item.active .sr-pl-name { color: #f59e0b; font-weight: 600; }

.sr-playlist-item .sr-pl-genre {
  font-size: 11px;
  color: #64748b;
}

.sr-playlist-item .sr-pl-dur {
  color: #64748b;
  font-size: 12px;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* --- Footer --- */
.sr-footer {
  padding: 10px 16px;
  border-top: 1px solid #2a2a3a;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sr-open-suno {
  font-size: 12px;
  color: #f59e0b;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color 0.2s;
}

.sr-open-suno:hover { color: #fbbf24; }

.sr-footer-brand {
  font-size: 10px;
  color: #475569;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* --- Drag Handle --- */
.sr-drag-handle {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 4px;
  background: #334155;
  border-radius: 2px;
  cursor: grab;
  margin-top: -8px;
  opacity: 0;
  transition: opacity 0.2s;
}

.suno-radio.expanded:hover .sr-drag-handle { opacity: 1; }
.sr-drag-handle:active { cursor: grabbing; }

/* --- Keyboard Focus --- */
.suno-radio button:focus-visible,
.suno-radio input:focus-visible,
.suno-radio a:focus-visible {
  outline: 2px solid #f59e0b;
  outline-offset: 2px;
}

/* --- Responsive --- */
@media (max-width: 480px) {
  .suno-radio-panel { width: calc(100vw - 20px); }
  .suno-radio { right: 10px; bottom: 10px; }
}