:root {
  --bg: #0f1115;
  --surface: rgba(26, 29, 36, 0.88);       /* slightly transparent */
  --surface-solid: #1a1d24;
  --border: rgba(42, 47, 58, 0.9);
  --text: #e8eaed;
  --muted: #9aa0a6;
  --accent: #4fc3f7;
  --accent-dim: #0288d1;
  --danger: #ef5350;
  --radius: 8px;
  --bubble-radius: 18px;
  --player-h: 88px;
  --bubble-margin: 18px;                   /* background shows around the bubble */
}

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

html, body {
  height: 100%;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--text);
  overflow: hidden;
  /* Background image – place background.png next to index.html */
  background-color: var(--bg);
  background-image: url("background.png");
  background-size: cover;          /* stretch while keeping aspect ratio */
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

/* ---------- Login ---------- */
.login-screen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  /* subtle dark veil so text stays readable over any background */
  background: rgba(0, 0, 0, 0.35);
}

.login-box {
  background: var(--surface);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--bubble-radius);
  padding: 2.5rem 2rem;
  width: min(360px, 92vw);
  text-align: center;
  box-shadow: 0 12px 40px rgba(0,0,0,0.45);
}

.login-box h1 { font-size: 1.6rem; margin-bottom: 0.25rem; }
.subtitle { color: var(--muted); margin-bottom: 1.5rem; font-size: 0.95rem; }

#token-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(15, 17, 21, 0.7);
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 1rem;
  outline: none;
}
#token-input:focus { border-color: var(--accent); }

#login-btn {
  width: 100%;
  padding: 0.75rem;
  border: none;
  border-radius: var(--radius);
  background: var(--accent);
  color: #000;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
}
#login-btn:hover { background: #81d4fa; }
.error { color: var(--danger); margin-top: 1rem; font-size: 0.9rem; }

/* ---------- App = the “bubble” ---------- */
.app {
  position: fixed;
  inset: var(--bubble-margin);
  display: flex;
  flex-direction: column;
  border-radius: var(--bubble-radius);
  overflow: hidden;
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}

/* Header */
.header {
  flex-shrink: 0;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  background: rgba(26, 29, 36, 0.55);
}
.header h1 { font-size: 1.25rem; margin-right: auto; }
.controls-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
#search, #sort-field {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(15, 17, 21, 0.65);
  color: var(--text);
  font-size: 0.9rem;
}
#search { width: 180px; }
#sort-dir, .ghost, #logout-btn {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 0.9rem;
}
#logout-btn:hover { border-color: var(--danger); color: var(--danger); }

/* ---------- Scrollable list ---------- */
.list-container {
  flex: 1;
  overflow-y: auto;
  padding-bottom: calc(var(--player-h) + 8px);
}
.track-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.track-table th {
  position: sticky;
  top: 0;
  background: rgba(26, 29, 36, 0.92);
  backdrop-filter: blur(8px);
  text-align: left;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-weight: 500;
  cursor: pointer;
  user-select: none;
}
.track-table th:hover { color: var(--accent); }
.track-table td {
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.track-table tr:hover td { background: rgba(79, 195, 247, 0.07); }
.track-table tr.active td { background: rgba(79, 195, 247, 0.14); }

.icon-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.25rem;
  line-height: 1;
}
.icon-btn:hover { color: var(--accent); }
.empty {
  text-align: center;
  color: var(--muted);
  padding: 3rem;
}

/* ---------- Player bar (inside the bubble) ---------- */
.player-bar {
  position: absolute;          /* relative to the bubble, not the viewport */
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--player-h);
  background: rgba(26, 29, 36, 0.92);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 2fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 0 1.25rem 0 1.5rem;   /* extra right padding so volume stays inside */
  z-index: 50;
}

.now-playing { min-width: 0; }
#np-title {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.np-sub { font-size: 0.85rem; color: var(--muted); }

/* Transport – vertically center all buttons */
.transport {
  display: flex;
  align-items: center;         /* vertical centering of 40px + 48px buttons */
  gap: 0.5rem;
}
.transport button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--border);
  color: var(--text);
  font-size: 1.15rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  padding: 0;
}
#btn-play {
  background: var(--accent);
  color: #000;
  width: 48px;
  height: 48px;
  font-size: 1.35rem;
  /* optical vertical centering for ▶ / ⏸ glyphs */
  padding-bottom: 2px;
}
.transport button:hover { filter: brightness(1.15); }

.progress-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  color: var(--muted);
  min-width: 0;
}
#seek {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
  min-width: 0;
}

.volume-wrap {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 110px;
  flex-shrink: 0;
  margin-right: 4px;           /* buffer so it never touches the bubble edge */
}
#volume {
  flex: 1;
  accent-color: var(--accent);
  min-width: 0;
}

/* Mobile adjustments */
@media (max-width: 700px) {
  :root { --bubble-margin: 10px; }
  .player-bar {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    height: auto;
    padding: 0.75rem 1rem;
    gap: 0.6rem;
  }
  .volume-wrap { display: none; }
  .header { flex-direction: column; align-items: flex-start; }
  #search { width: 100%; }
}