:root {
  --bg: #0a0a0a;
  --bg-panel: #17171a;
  --bg-row: #1f1f23;
  --bg-row-hover: #29292f;
  --text: #f5f5f5;
  --text-dim: #a0a0a8;
  --accent: #ffb300;
  --danger: #e5484d;
  --border: #2c2c31;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  height: 100dvh;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 18px;
  padding: 16px;
  display: flex;
  flex-direction: column;
}

h2 { margin: 0 0 12px; font-size: 20px; }

.hidden { display: none !important; }

.banner {
  background: var(--danger);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-weight: 600;
  text-align: center;
}

#now-playing {
  background: var(--bg-panel);
  border-radius: 12px;
  padding: 10px 20px;
  margin-bottom: 8px;
}

.np-title {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.2;
}

.np-artist {
  font-size: 15px;
  color: var(--text-dim);
  margin-top: 2px;
}

.progress-times {
  display: flex;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 13px;
  margin-top: 4px;
}

.waveform {
  display: block;
  width: 100%;
  height: 32px;
  margin-top: 6px;
  border-radius: 8px;
  background: var(--bg-row);
}

#transport {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.btn {
  min-height: 56px;
  min-width: 56px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-row);
  color: var(--text);
  font-size: 18px;
  padding: 10px 18px;
  cursor: pointer;
}

.btn:active { background: var(--bg-row-hover); }

.btn-transport {
  font-size: 26px;
  padding: 10px 22px;
}

.btn-icon {
  font-size: 24px;
  padding: 10px 14px;
  flex-shrink: 0;
}

.btn-icon.is-fullscreen {
  background: var(--accent);
  color: #1a1200;
  border-color: var(--accent);
}

.btn-primary {
  background: var(--accent);
  color: #1a1200;
  border-color: var(--accent);
  font-weight: 700;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}

.btn-danger:active { background: rgba(229, 72, 77, 0.15); }

.override-pause {
  background: rgba(255, 179, 0, 0.15);
  color: var(--accent);
  border-color: var(--accent);
}

.override-continue {
  background: rgba(61, 220, 132, 0.15);
  color: #3ddc84;
  border-color: #3ddc84;
}

.volume {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 220px;
}

.volume-icon { font-size: 22px; }

#volume-slider {
  flex: 1;
  height: 40px;
}

#volume-value {
  min-width: 48px;
  text-align: right;
  color: var(--text-dim);
}

.switch {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 56px;
  padding: 0 4px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.switch input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.switch-track {
  flex-shrink: 0;
  width: 52px;
  height: 30px;
  border-radius: 15px;
  background: var(--bg-row);
  border: 1px solid var(--border);
  position: relative;
  transition: background 0.15s ease;
}

.switch-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform 0.15s ease, background 0.15s ease;
}

.switch input:checked + .switch-track {
  background: var(--accent);
  border-color: var(--accent);
}

.switch input:checked + .switch-track .switch-thumb {
  transform: translateX(22px);
  background: #1a1200;
}

.switch-label {
  color: var(--text-dim);
  font-size: 15px;
}

main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  flex: 1;
  min-height: 0;
}

@media (max-width: 760px) {
  main { grid-template-columns: 1fr; grid-template-rows: 1fr 1fr; }
}

.panel {
  background: var(--bg-panel);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.panel-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.text-input {
  min-height: 48px;
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-row);
  color: var(--text);
  padding: 0 12px;
  font-size: 17px;
}

#library-search {
  flex: 1;
}

#save-set-dialog .text-input {
  margin-top: 4px;
}

.tab-switcher {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.tab-btn {
  flex: 1;
  min-height: 44px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.tab-btn.active {
  background: var(--bg-row);
  color: var(--text);
  border-color: var(--accent);
}

.interlude-row {
  background: repeating-linear-gradient(
    135deg,
    var(--bg-row),
    var(--bg-row) 10px,
    var(--bg-row-hover) 10px,
    var(--bg-row-hover) 20px
  );
  border: 1px dashed var(--text-dim);
}

.scan-status {
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 8px;
}

.track-list {
  list-style: none;
  margin: 0;
  padding: 0;
  padding-right: 6px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  scrollbar-width: auto;
  scrollbar-color: var(--border) transparent;
}

.track-list::-webkit-scrollbar {
  width: 16px;
}

.track-list::-webkit-scrollbar-track {
  background: transparent;
}

.track-list::-webkit-scrollbar-thumb {
  background-color: var(--border);
  border-radius: 10px;
  border: 4px solid var(--bg-panel);
  background-clip: padding-box;
}

.track-list::-webkit-scrollbar-thumb:active,
.track-list::-webkit-scrollbar-thumb:hover {
  background-color: var(--text-dim);
}

.track-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-row);
  border-radius: 8px;
  padding: 10px 12px;
}

.track-row.current {
  box-shadow: inset 0 0 0 2px var(--accent);
}

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

.track-title {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-artist {
  color: var(--text-dim);
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-row .btn {
  min-height: 44px;
  min-width: 44px;
  padding: 6px 10px;
  font-size: 16px;
}

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

.drag-handle {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--text-dim);
  border-radius: 8px;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.drag-handle:active {
  background: var(--bg-row-hover);
  color: var(--text);
}

.track-row.dragging {
  opacity: 0.35;
}

.drag-ghost {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  pointer-events: none;
  opacity: 0.92;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  border-radius: 8px;
}

.drop-indicator {
  height: 4px;
  border-radius: 2px;
  background: var(--accent);
  margin: 0;
  flex-shrink: 0;
}

.track-list.drag-target {
  outline: 2px dashed var(--accent);
  outline-offset: -2px;
  border-radius: 8px;
}

#btn-clear-queue {
  margin-top: 12px;
  width: 100%;
}

dialog {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-panel);
  color: var(--text);
  padding: 20px;
  max-width: 340px;
}

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

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-row);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 20px;
  font-size: 15px;
}