:root {
  --bg: #07111f;
  --bg-soft: #0e1a2d;
  --panel: rgba(12, 22, 40, 0.82);
  --text: #f7f9fb;
  --muted: #95a0b1;
  --accent: #6ee7f9;
  --accent-2: #8b5cf6;
  --border: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(110, 231, 249, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(139, 92, 246, 0.22), transparent 30%),
    linear-gradient(180deg, #030711, #07111f 40%, #030711 100%);
}

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.support-panel {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
}

.support-copy {
  color: var(--text);
  font-size: 0.94rem;
  font-weight: 600;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.social-links a {
  text-decoration: none;
  color: var(--accent);
  font-size: 0.88rem;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(110, 231, 249, 0.12);
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.content-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
}

.glass,
.playlist-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(12px);
}

.player-card .glass {
  padding: 28px;
}

.now-playing {
  margin-bottom: 22px;
}

.badge {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(110, 231, 249, 0.16);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
}

#trackTitle {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

#trackArtist {
  color: var(--muted);
}

.player-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 18px 0 24px;
}

button {
  border: none;
  cursor: pointer;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.player-controls button {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  font-size: 1.1rem;
}

.play-button {
  width: 78px !important;
  height: 78px !important;
  font-size: 1.6rem !important;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #03101d;
  font-weight: 800;
}

.timeline,
.volume-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  color: var(--muted);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.volume-row {
  margin-top: 16px;
  grid-template-columns: auto 1fr;
}

.playlist-card {
  padding: 20px;
}

.playlist-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.playlist-count {
  color: var(--muted);
  font-size: 0.9rem;
}

.playlist {
  display: grid;
  gap: 10px;
  max-height: 560px;
  overflow: auto;
}

.playlist-track {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid transparent;
  transition: 0.2s ease;
}

.playlist-track:hover,
.playlist-track.active {
  border-color: rgba(110, 231, 249, 0.5);
  background: rgba(110, 231, 249, 0.08);
}

.track-index {
  color: var(--accent);
  font-weight: 700;
}

.track-meta {
  min-width: 0;
}

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

.track-artist {
  color: var(--muted);
  font-size: 0.86rem;
  margin-top: 4px;
}

.track-badge {
  font-size: 0.78rem;
  color: var(--accent);
}

@media (max-width: 900px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .topbar,
  .playlist-header {
    flex-direction: column;
    align-items: stretch;
  }

  .player-card .glass,
  .playlist-card {
    padding: 18px;
  }
}