:root {
  --bg: #f5efe7;
  --panel: #fffaf5;
  --ink: #2a2522;
  --muted: #6d655e;
  --accent: #0f766e;
  --danger: #b42318;
  --border: #ded2c4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top right, #d5ece8, var(--bg) 40%);
}

.layout {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.5rem;
}

.subtitle {
  color: var(--muted);
}

.top-tabs {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.top-tab {
  width: 100%;
  border: 1px solid var(--border);
  background: #efe6db;
  color: var(--ink);
  font-weight: 700;
}

.top-tab.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

.panel {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 10px;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
}

textarea,
input,
select,
button {
  width: 100%;
  font: inherit;
}

textarea,
input:not([type="range"]) {
  margin-bottom: 0.8rem;
  padding: 0.6rem;
  border-radius: 8px;
  border: 1px solid #b6aaa0;
  background: #fff;
}

select {
  margin-bottom: 0.8rem;
  padding: 0.6rem;
  border-radius: 8px;
  border: 1px solid #b6aaa0;
  background: #fff;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

button {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.75rem;
  cursor: pointer;
}

.current-track {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: var(--muted);
}

.scrubber-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

#playhead-scrubber {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
  /* Padding/border here would inset the native track and mismap click-to-seek positions. */
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  min-height: 44px;
  touch-action: none;
}

#playhead-scrubber:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

#playhead-scrubber:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

#playhead-scrubber::-webkit-slider-thumb {
  width: 24px;
  height: 24px;
}

#playhead-scrubber::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border: none;
}

.time-label {
  min-width: 2.75rem;
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
  color: var(--muted);
}

.player-controls {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 0.75rem 0;
}

.cache-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 0.75rem 0;
}

.control-btn {
  width: auto;
  padding: 0.6rem 0.4rem;
}

.playlist-status {
  margin-top: 0;
  margin-bottom: 0.7rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.track-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.track-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}

.track-row.is-current {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(15, 118, 110, 0.15);
}

.track-row.is-busy {
  opacity: 0.6;
}

.track-select {
  width: 100%;
  display: grid;
  grid-template-columns: 1.1rem 1fr;
  grid-template-areas:
    "icon title"
    "icon meta";
  align-items: center;
  gap: 0.1rem 0.55rem;
  text-align: left;
  background: transparent;
  color: var(--ink);
  padding: 0.7rem 0.8rem;
  border-radius: 10px;
}

.track-title {
  grid-area: title;
  font-weight: 600;
}

.track-meta {
  grid-area: meta;
  color: var(--muted);
  font-size: 0.85rem;
}

.played-icon {
  grid-area: icon;
  width: 0.95rem;
  height: 0.95rem;
  border: 1px solid #9b8f85;
  border-radius: 50%;
  position: relative;
  align-self: center;
}

.played-icon.is-played::after {
  content: "";
  position: absolute;
  left: 0.22rem;
  top: 0.06rem;
  width: 0.28rem;
  height: 0.56rem;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(40deg);
}

.track-delete {
  width: auto;
  min-width: 2.4rem;
  height: 2.4rem;
  margin-right: 0.35rem;
  padding: 0.4rem;
  background: #fff3f2;
  color: var(--danger);
  border: 1px solid #f3b8b3;
}

.track-delete:hover {
  background: #ffe8e6;
}

.trash-icon {
  position: relative;
  display: inline-block;
  width: 0.8rem;
  height: 0.9rem;
  border: 2px solid currentColor;
  border-top: none;
  border-radius: 0 0 2px 2px;
}

.trash-icon::before {
  content: "";
  position: absolute;
  left: -0.1rem;
  top: -0.2rem;
  width: 1rem;
  border-top: 2px solid currentColor;
}

.trash-icon::after {
  content: "";
  position: absolute;
  top: -0.38rem;
  left: 0.2rem;
  width: 0.3rem;
  border-top: 2px solid currentColor;
}

.track-empty {
  padding: 0.8rem;
  border: 1px dashed var(--border);
  border-radius: 10px;
  color: var(--muted);
  text-align: center;
}

.pending-jobs-list {
  margin: 0.8rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.pending-jobs-list:empty {
  display: none;
}

.pending-job-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  padding: 0.55rem 0.75rem;
  font-size: 0.9rem;
}

.pending-job-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pending-job-status {
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

button:focus-visible,
textarea:focus-visible,
input:focus-visible,
select:focus-visible,
audio:focus-visible {
  outline: 3px solid #0ea5e9;
  outline-offset: 2px;
}

.error {
  color: var(--danger);
  font-weight: 600;
}

@media (max-width: 700px) {
  .top-tabs {
    grid-template-columns: 1fr;
  }

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

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

  .cache-controls {
    grid-template-columns: 1fr;
  }

  .control-btn {
    min-height: 2.5rem;
  }

  .scrubber-row {
    flex-wrap: wrap;
  }

  #playhead-scrubber {
    order: 3;
    flex-basis: 100%;
  }

  .track-row {
    align-items: stretch;
  }

  .track-delete {
    align-self: center;
    margin-right: 0.5rem;
  }
}