:root {
  --bg: #f4f4f0;
  --bg2: #ffffff;
  --bg3: #e9e9e4;
  --border: #c9c9c2;
  --text: #171717;
  --muted: #6b6b64;
  --accent: #1a7f37;
  --accent2: #0a66c2;
  --danger: #c0392b;
  --font: ui-monospace, "SFMono-Regular", "JetBrains Mono", "Fira Code", Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.45;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
header h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
header h1::before { content: "❯ "; color: var(--accent); }

#spotify-box { display: flex; align-items: center; gap: 10px; }
.status { color: var(--muted); font-size: 12px; }

.layout {
  display: grid;
  grid-template-columns: minmax(400px, 47%) 1fr;
  gap: 0;
  height: calc(100vh - 48px - 56px);
}

.browser {
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg2);
}

.tabs { display: flex; gap: 0; background: var(--bg); border-bottom: 1px solid var(--border); }
.tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  border-right: 1px solid var(--border);
  color: var(--muted);
  padding: 9px 4px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 12px;
}
.tab-btn:last-child { border-right: none; }
.tab-btn.active { background: var(--bg2); color: var(--text); font-weight: 700; box-shadow: inset 0 -2px 0 var(--accent); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.controls { display: flex; flex-wrap: wrap; gap: 10px; padding: 10px 12px; align-items: end; }
.controls label { display: flex; flex-direction: column; gap: 4px; font-size: 11px; color: var(--muted); }
.controls input, .controls select {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 8px;
  border-radius: 2px;
  min-width: 150px;
  font-family: var(--font);
  font-size: 13px;
}
.controls input:focus, .controls select:focus { outline: 1px solid var(--accent); }

.tag-chips { padding: 0 12px 8px; display: flex; flex-wrap: wrap; gap: 6px; }
.tag-chip {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 2px 8px;
  border-radius: 2px;
  cursor: pointer;
  font-size: 11px;
}
.tag-chip:hover { border-color: var(--accent); }

.track-list { list-style: none; margin: 0; padding: 0; overflow-y: auto; flex: 1; }
.track-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.track-item.selected { background: var(--bg3); }
.track-item img, .track-item .no-art {
  width: 40px;
  height: 40px;
  border-radius: 2px;
  object-fit: cover;
  flex: 0 0 40px;
  border: 1px solid var(--border);
}
.no-art { background: var(--bg3); }

.meta { flex: 1; min-width: 0; }
.title { font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.artists { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.play-btn, .add-btn, .rm-btn {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  width: 30px;
  height: 30px;
  border-radius: 2px;
  cursor: pointer;
  flex: 0 0 30px;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
}
.play-btn.link { color: var(--accent2); }
.add-btn { color: var(--accent); font-size: 18px; font-weight: 700; }
.add-btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.rm-btn { color: var(--danger); }

.empty-state { padding: 20px; color: var(--muted); text-align: center; list-style: none; }
.hint { color: var(--muted); font-size: 11px; }

/* prawa kolumna */
.right { overflow-y: auto; display: flex; flex-direction: column; gap: 14px; padding: 14px; }
.panel { background: var(--bg2); border: 1px solid var(--border); border-radius: 3px; padding: 12px; }
.panel h2 {
  margin: 0 0 10px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text);
}
.panel h2::before { content: "▸ "; color: var(--accent); }

.seeds-list { list-style: none; margin: 0 0 10px; padding: 0; }
.seed-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px;
  border-bottom: 1px solid var(--border);
}
.seed-item img, .seed-item .no-art { width: 32px; height: 32px; border-radius: 2px; object-fit: cover; flex: 0 0 32px; border: 1px solid var(--border); }

.seeds-actions { display: flex; gap: 8px; }

.btn {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 12px;
  border-radius: 2px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 12px;
  text-decoration: none;
  display: inline-block;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 700; }

.result-item .actions { display: flex; flex-wrap: wrap; gap: 6px; }
.result-item .actions .btn { font-size: 11px; padding: 5px 8px; }
.btn.spotify-here { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.link { color: var(--accent2); }
.availability-box { margin-top: 6px; font-size: 11px; color: var(--muted); }
.availability-box a { color: var(--accent2); text-decoration: none; display: inline-block; margin: 2px 10px 2px 0; }
.availability-box a::before { content: "↳ "; }

/* player bar */
#player-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  height: 56px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  z-index: 10;
}
.player-info { flex: 0 1 40%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#player-toggle { flex: 0 0 30px; }
.player-time { flex: 1; display: flex; align-items: center; gap: 8px; }
.player-time span { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; min-width: 36px; text-align: center; }
#player-progress-wrap { flex: 1; height: 8px; background: var(--bg3); border-radius: 0; overflow: hidden; border: 1px solid var(--border); cursor: pointer; position: relative; }
#player-progress { height: 100%; width: 0; background: var(--accent); }

/* modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal.hidden { display: none; }
.hidden { display: none !important; }
.modal-box { background: var(--bg2); border: 1px solid var(--border); border-radius: 3px; padding: 18px; width: 360px; }
.modal-box h3 { margin: 0 0 12px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.6px; }
#device-list { list-style: none; margin: 0 0 12px; padding: 0; }
.device-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.device-item:hover { background: var(--bg3); }

/* embed modal */
.embed-box { width: 720px; max-width: 92vw; }
.embed-iframe {
  width: 100%;
  height: 340px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: #000;
}

/* load more */
.load-more { list-style: none; padding: 14px; text-align: center; }
.load-more .btn { min-width: 260px; }

@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; height: auto; }
  .browser { border-right: none; }
  .right { order: -1; }
}