:root {
  --accent: #22d3ee;
  --accent-rgb: 34, 211, 238;
  --bg: #050b12;
  --panel: rgba(12, 24, 36, 0.72);
  --panel-border: rgba(var(--accent-rgb), 0.25);
  --text: #d8f6ff;
  --muted: #6f8fa3;
  --danger: #f87171;
  --warn: #fbbf24;
  --radius: 12px;
}

[data-theme="light"] {
  --bg: #eef4f8;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-border: rgba(var(--accent-rgb), 0.45);
  --text: #0b1d2a;
  --muted: #5b7384;
}

[data-accent="purple"] { --accent: #a78bfa; --accent-rgb: 167, 139, 250; }
[data-accent="pink"]   { --accent: #f472b6; --accent-rgb: 244, 114, 182; }
[data-accent="green"]  { --accent: #4ade80; --accent-rgb: 74, 222, 128; }
[data-accent="amber"]  { --accent: #fbbf24; --accent-rgb: 251, 191, 36; }
[data-accent="cyan"]   { --accent: #22d3ee; --accent-rgb: 34, 211, 238; }

* { box-sizing: border-box; }


html {
  width: 100%;
  height: 100%;
  min-height: 0;
  background: var(--bg);
}

body {
  margin: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  display: flex; flex-direction: column;
  background: transparent;
  isolation: isolate;
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 14px;
  overflow: hidden;
}

.hidden { display: none !important; }

/* Background layers */
.hud-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(var(--accent-rgb), 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb), 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
}



/* Top bar */
.topbar {
  position: relative;
  z-index: 2;
  flex: none;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 18px;
  background: var(--panel);
  border-bottom: 1px solid var(--panel-border);
  backdrop-filter: blur(10px);
  transition: background 0.3s;
}
.brand { display: flex; align-items: center; gap: 10px; white-space: nowrap; }
.brand-text { font-weight: 700; letter-spacing: 3px; color: var(--accent); }
.brand-text small { color: var(--muted); letter-spacing: 2px; font-weight: 400; }
.reactor {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent), 0 0 24px rgba(var(--accent-rgb), 0.5);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 50% { box-shadow: 0 0 4px var(--accent); opacity: 0.7; } }

.search-wrap { flex: 1; display: flex; align-items: center; gap: 10px; }
#searchInput {
  flex: 1;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--panel-border);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  outline: none;
  transition: box-shadow 0.2s;
}
#searchInput:focus { box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.25); }

.quota-badge {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--panel-border);
  color: var(--muted);
  white-space: nowrap;
}
.quota-badge.warn { color: var(--warn); border-color: var(--warn); }
.quota-badge.out  { color: var(--danger); border-color: var(--danger); }

.controls-top { display: flex; gap: 8px; align-items: center; }
select, input, button { font: inherit; }
select {
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 6px 8px;
}

/* Buttons */
.btn {
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: rgba(var(--accent-rgb), 0.15);
  color: var(--text);
  cursor: pointer;
  transition: transform 0.1s, background 0.2s;
}
.btn:hover { background: rgba(var(--accent-rgb), 0.3); }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn.ghost { border-color: var(--panel-border); background: transparent; }
.btn.primary { background: var(--accent); color: #041018; font-weight: 700; }
.btn.icon { width: 40px; height: 40px; padding: 0; border-radius: 50%; font-size: 16px; }
.btn.small { padding: 6px 10px; font-size: 12px; }
.btn.danger { border-color: var(--danger); background: rgba(248, 113, 113, 0.12); }

/* Banner */
.banner {
  position: relative; z-index: 2;
  padding: 8px 18px; font-size: 13px;
  background: rgba(251, 191, 36, 0.12);
  border-bottom: 1px solid var(--warn);
  color: var(--warn);
}
.banner.error { background: rgba(248, 113, 113, 0.12); border-color: var(--danger); color: var(--danger); }

/* Layout */
.layout {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 180px 1fr;
  flex: 1; min-height: 0;
}
.sidebar {
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px;
  background: var(--panel);
  border-right: 1px solid var(--panel-border);
  backdrop-filter: blur(10px);
}
.nav-btn {
  text-align: left;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
}
.nav-btn:hover { color: var(--text); background: rgba(var(--accent-rgb), 0.08); }
.nav-btn.active { color: var(--accent); border-color: var(--panel-border); background: rgba(var(--accent-rgb), 0.12); }
.nav-btn.small { font-size: 12px; padding: 6px 10px; }
.sidebar-spacer { flex: 1; }
.count {
  display: inline-block; margin-left: 6px; padding: 0 6px;
  border-radius: 999px; background: var(--accent); color: #041018; font-size: 11px;
}

.content { overflow-y: auto; padding: 18px 22px; }
.view { display: none; }
.view.active { display: block; animation: fade 0.25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
h2 { margin: 0 0 14px; font-weight: 600; color: var(--accent); letter-spacing: 1px; }
.row { display: flex; gap: 8px; align-items: center; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.row-end { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.status { color: var(--muted); font-size: 13px; margin-bottom: 10px; min-height: 18px; }
.hint { color: var(--muted); font-size: 12px; }

input[type="text"], input[type="password"], input[type="number"] {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--panel-border);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  outline: none;
}

/* Track rows */
.track-list { display: flex; flex-direction: column; gap: 8px; }
.track {
  display: grid;
  grid-template-columns: 96px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 8px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
  animation: fade 0.3s ease both;
}
.track:hover { transform: translateX(3px); border-color: var(--accent); }
.track.playing { border-color: var(--accent); box-shadow: 0 0 14px rgba(var(--accent-rgb), 0.25); }
.track img { width: 96px; height: 54px; object-fit: cover; border-radius: 6px; background: #000; }
.track-title { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track-artist { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.empty { color: var(--muted); padding: 20px 0; }

/* Playlists */
.playlist-card {
  padding: 14px; margin-bottom: 14px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--panel-border);
}
.playlist-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.playlist-head h3 { margin: 0; color: var(--accent); font-size: 16px; }

/* Footer player */
.player {
  position: relative; z-index: 2;
  flex: 0 0 96px;
  height: 96px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 10px 20px;
  background: var(--panel);
  border-top: 1px solid var(--panel-border);
  backdrop-filter: blur(12px);
}
.now-playing { display: flex; gap: 12px; align-items: center; min-width: 0; }
.np-thumb { width: 64px; height: 36px; border-radius: 6px; object-fit: cover; background: #000; }
.np-info { min-width: 0; }
.np-title { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 320px; }
.np-artist { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 320px; }
.transport { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.transport .buttons { display: flex; gap: 10px; }

/* Visualizer (decorative animation, not tied to real audio) */
.visualizer { display: flex; gap: 3px; height: 18px; align-items: flex-end; }
.visualizer span {
  width: 4px; height: 6px; border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  animation: bar 1s ease-in-out infinite;
  animation-play-state: paused;
}
.visualizer span:nth-child(2n) { animation-duration: 0.7s; }
.visualizer span:nth-child(3n) { animation-duration: 1.3s; }
.visualizer.active span { animation-play-state: running; }
@keyframes bar { 0%, 100% { height: 4px; } 50% { height: 18px; } }

.volume { display: flex; align-items: center; gap: 8px; justify-content: flex-end; }
.volume input { width: 140px; accent-color: var(--accent); }

/* Hidden YouTube player holder: kept on-screen but tiny so the player loads reliably */
#ytHolder { position: fixed; right: 0; bottom: 0; width: 200px; height: 113px; opacity: 0.01; pointer-events: none; z-index: -1; }

/* Modals */
.modal {
  position: fixed; inset: 0; z-index: 10;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
}
.modal-card {
  width: min(480px, 92vw);
  max-height: 90vh;
  overflow-y: auto;
  padding: 22px;
  border-radius: 16px;
  background: var(--bg);
  border: 1px solid var(--accent);
  box-shadow: 0 0 30px rgba(var(--accent-rgb), 0.3);
  animation: fade 0.25s ease;
}
.modal-card h3 { margin: 0 0 12px; color: var(--accent); }
.modal-card label { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; font-size: 13px; color: var(--muted); }
.modal-card label.check-row { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
.picker-list { display: flex; flex-direction: column; gap: 6px; max-height: 300px; overflow-y: auto; }
.picker-list button { text-align: left; }

/* Queue reordering buttons */
.move-btns { display: flex; flex-direction: column; gap: 2px; }
.move-btns .btn { padding: 2px 8px; font-size: 11px; line-height: 1; }

/* Liquid glass (optional, toggled in Settings) */
.glass .topbar,
.glass .sidebar,
.glass .player,
.glass .track,
.glass .playlist-card,
.glass .modal-card,
.glass .np-full,
.glass .np-lyrics-panel,
.glass .np-lyric-arrow,
.glass .np-artwork-wrap {
  backdrop-filter: blur(16px) saturate(170%);
  -webkit-backdrop-filter: blur(16px) saturate(170%);
  background: linear-gradient(135deg, rgba(255,255,255,0.12), rgba(255,255,255,0.03)), var(--panel);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.35), 0 8px 24px rgba(0,0,0,0.25);
}
.glass .topbar,
.glass .sidebar,
.glass .player {
  backdrop-filter: blur(16px) saturate(170%) url(#glassWarp);
  -webkit-backdrop-filter: blur(16px) saturate(170%) url(#glassWarp);
}


/* Independent Liquid Glass option for the Now Playing lyrics panel */
.np-full.lyrics-glass .np-lyrics-panel {
  padding: 18px 22px 14px;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255,255,255,.19), rgba(255,255,255,.055) 48%, rgba(255,255,255,.10));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.38), inset 0 -1px 0 rgba(255,255,255,.07), 0 18px 48px rgba(0,0,0,.24);
  backdrop-filter: blur(24px) saturate(185%);
  -webkit-backdrop-filter: blur(24px) saturate(185%);
}
.np-full.lyrics-glass .np-lyrics-toolbar { border-bottom-color: rgba(255,255,255,.2); }
.np-full.lyrics-glass .np-lyric-arrow {
  background: linear-gradient(145deg, rgba(255,255,255,.22), rgba(255,255,255,.07));
  border: 1px solid rgba(255,255,255,.3) !important;
  border-radius: 14px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.32), 0 5px 18px rgba(0,0,0,.16);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
}
.np-full.lyrics-glass .np-lyric-arrow:hover { background: rgba(255,255,255,.25); }
.np-full.lyrics-glass.lyrics-black .np-lyrics-panel {
  background: linear-gradient(135deg, rgba(255,255,255,.82), rgba(245,249,252,.62));
  border-color: rgba(0,0,0,.12);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 18px 48px rgba(0,0,0,.14);
}
.np-full.lyrics-glass.lyrics-black .np-lyrics-toolbar { border-bottom-color: rgba(0,0,0,.14); }
.np-full.lyrics-glass.lyrics-black .np-lyric-arrow {
  color: #111; border-color: rgba(0,0,0,.18) !important;
  background: linear-gradient(145deg, rgba(255,255,255,.88), rgba(225,232,238,.58));
}

/* Expanded Now Playing: centred artwork and focused lyrics */
.np-full {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  max-height: 100vh;
  max-height: 100dvh;
  box-sizing: border-box;
  z-index: 8;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 24px clamp(18px, 4vw, 64px) 30px;
  background: rgba(3, 9, 16, 0.94);
  backdrop-filter: blur(22px) saturate(125%);
  -webkit-backdrop-filter: blur(22px) saturate(125%);
}
.np-close { position: fixed; top: 14px; right: 18px; z-index: 2; }
.np-full-inner {
  width: min(100%, 1050px);
  min-height: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
}
.np-artwork-wrap {
  width: min(100%, 330px);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 4px;
}
.np-full-art {
  width: clamp(150px, 23vh, 230px);
  height: clamp(150px, 23vh, 230px);
  object-fit: cover;
  border-radius: 16px;
  background: #101820;
  box-shadow: 0 14px 48px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.12);
}
.np-full-title { margin-top: 13px; font-size: 20px; font-weight: 700; max-width: 100%; }
.np-full-artist { margin-top: 3px; color: rgba(225,240,248,.76); font-size: 14px; }
.np-full-album { margin-top: 3px; color: rgba(225,240,248,.52); font-size: 12px; }
.np-full-progress { width: min(100%, 430px); display: flex; align-items: center; gap: 10px; margin-top: 8px; color: rgba(225,240,248,.7); font-size: 11px; font-variant-numeric: tabular-nums; }
.np-full-progress input { flex: 1; min-width: 0; accent-color: var(--accent); }
.np-full-controls { display: flex; align-items: center; gap: 18px; margin-top: 1px; }
.np-full-controls .btn.icon { width: 42px; height: 42px; }
.np-full-controls .btn.primary { width: 48px; height: 48px; }
.np-lyrics-panel { width: min(100%, 850px); min-height: 190px; display: flex; flex-direction: column; }
.np-lyrics-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-bottom: 1px solid rgba(255,255,255,.12); padding-bottom: 9px; }
.np-lyrics-heading { font-size: 11px; letter-spacing: 3px; color: var(--accent); font-weight: 700; }
.np-lyrics-black { font-size: 12px; padding: 6px 10px; }
.np-lyrics-black.active { background: #fff; border-color: #fff; color: #111; }
.np-lyrics-stage { display: grid; grid-template-columns: 44px minmax(0, 1fr) 44px; align-items: center; gap: 12px; min-height: 190px; }
.np-lyric-arrow { width: 40px !important; height: 40px !important; font-size: 27px !important; color: var(--text); border-color: rgba(255,255,255,.25) !important; }
.np-lyric-arrow:hover { color: var(--accent); border-color: var(--accent) !important; }
.np-lyrics-center { min-width: 0; text-align: center; }
.np-lyrics-status { color: rgba(225,240,248,.62); font-size: 13px; margin: 8px 0; }
.np-lyrics { max-height: min(34vh, 300px); overflow-y: auto; padding: 22px 12px; scroll-behavior: smooth; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.25) transparent; }
.np-lyrics .lyric-line { margin: 13px 0; color: rgba(225,240,248,.38); font-size: clamp(15px, 2.1vh, 19px); line-height: 1.45; font-weight: 500; transition: color .2s, transform .2s, font-size .2s; cursor: pointer; }
.np-lyrics .lyric-line.active { color: #fff; font-size: clamp(19px, 2.6vh, 24px); font-weight: 750; transform: scale(1.015); }
.np-full.lyrics-black .np-lyrics .lyric-line,
.np-full.lyrics-black .np-lyrics .lyric-line.active { color: #000 !important; text-shadow: none; }
.np-full.lyrics-black { background: rgba(238,244,248,.97); color: #101820; }
.np-full.lyrics-black .np-full-artist,
.np-full.lyrics-black .np-full-album,
.np-full.lyrics-black .np-full-progress,
.np-full.lyrics-black .np-lyrics-status { color: rgba(0,0,0,.62); }
.np-full.lyrics-black .np-lyrics-toolbar { border-color: rgba(0,0,0,.16); }
.np-full.lyrics-black .np-lyric-arrow { color: #111; border-color: rgba(0,0,0,.25) !important; }
@media (max-height: 760px) {
  .np-full { padding-top: 12px; }
  .np-full-inner { gap: 12px; }
  .np-full-art { width: 145px; height: 145px; }
  .np-full-title { margin-top: 8px; font-size: 17px; }
  .np-lyrics { max-height: 24vh; padding: 10px; }
  .np-lyrics-stage { min-height: 130px; }
}
@media (max-width: 650px) {
  .np-full { padding-left: 12px; padding-right: 12px; }
  .np-lyrics-stage { grid-template-columns: 34px minmax(0, 1fr) 34px; gap: 5px; }
  .np-lyric-arrow { width: 32px !important; height: 32px !important; }
}
.np-full.lyrics-black .np-full-title { color: #101820; }
.np-full.lyrics-black .np-lyrics-heading { color: #101820; }
.np-full.lyrics-black .np-full-controls .btn { color: #101820; border-color: rgba(0,0,0,.28); }

/* DeepFlow Insights and browser feature panels */
.insights-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:12px; margin:14px 0 22px; }
.insight-card, .feature-card, .wrapped-panel { padding:16px; border:1px solid var(--panel-border); border-radius:var(--radius); background:var(--panel); }
.insight-card strong { display:block; font-size:28px; color:var(--accent); margin:7px 0; }
.subheading { color:var(--accent); margin:20px 0 10px; }
.feature-track { display:grid; grid-template-columns:72px 1fr auto; align-items:center; gap:12px; padding:9px; border:1px solid var(--panel-border); border-radius:10px; background:var(--panel); margin-bottom:8px; }
.feature-track img { width:72px; height:42px; object-fit:cover; border-radius:6px; }
.feature-track-info { display:flex; flex-direction:column; min-width:0; gap:4px; }
.feature-track-info strong { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.feature-track-info span { color:var(--muted); font-size:12px; }
.lyrics-tools { display:flex; align-items:center; gap:6px; flex-wrap:wrap; }
:root { --glass-blur:12px; }
body.glass .track, body.glass .playlist-card, body.glass .sidebar, body.glass .player { backdrop-filter:blur(var(--glass-blur)); }
/* Mobile layout is activated only when the user chooses Mobile. */
html[data-device-layout="mobile"] body {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  min-height: 100dvh;
  overflow: hidden;
}
html[data-device-layout="mobile"] .topbar {
  grid-row: 1;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 12px;
}
html[data-device-layout="mobile"] .brand { flex: 1 0 auto; }
html[data-device-layout="mobile"] .controls-top { margin-left: auto; gap: 6px; }
html[data-device-layout="mobile"] #fullscreenBtn { display: none; }
html[data-device-layout="mobile"] .search-wrap { order: 3; flex: 1 0 100%; min-width: 0; }
html[data-device-layout="mobile"] #searchInput { min-width: 0; padding: 12px 14px; font-size: 16px; }
html[data-device-layout="mobile"] .quota-badge { display: none; }
html[data-device-layout="mobile"] .layout { display: contents; }
html[data-device-layout="mobile"] .content {
  grid-row: 2;
  min-height: 0;
  overflow-y: auto;
  padding: 16px 12px;
  overscroll-behavior: contain;
}
html[data-device-layout="mobile"] .sidebar {
  grid-row: 4;
  min-width: 0;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 8px 10px calc(8px + env(safe-area-inset-bottom));
  border: 0;
  border-top: 1px solid var(--panel-border);
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  background: var(--panel);
}
html[data-device-layout="mobile"] .sidebar::-webkit-scrollbar { display: none; }
html[data-device-layout="mobile"] .sidebar-spacer { display: none; }
html[data-device-layout="mobile"] .nav-btn {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 10px 13px;
  font-size: 13px;
  text-align: center;
  white-space: nowrap;
  border-radius: 10px;
}
html[data-device-layout="mobile"] .nav-btn.small { min-height: 40px; padding: 8px 11px; font-size: 12px; }
html[data-device-layout="mobile"] .player {
  grid-row: 3;
  min-width: 0;
  min-height: 76px;
  height: auto;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  padding: 8px 12px;
}
html[data-device-layout="mobile"] .now-playing { gap: 9px; }
html[data-device-layout="mobile"] .np-thumb { width: 48px; height: 42px; }
html[data-device-layout="mobile"] .np-title { max-width: 42vw; font-size: 13px; }
html[data-device-layout="mobile"] .np-artist { max-width: 42vw; font-size: 11px; }
html[data-device-layout="mobile"] .transport { flex-direction: row; gap: 0; }
html[data-device-layout="mobile"] .transport .buttons { gap: 6px; }
html[data-device-layout="mobile"] .transport .btn.icon { width: 36px; height: 36px; font-size: 14px; }
html[data-device-layout="mobile"] .transport .visualizer,
html[data-device-layout="mobile"] .volume { display: none; }
html[data-device-layout="mobile"] .track {
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px;
  padding: 10px;
}
html[data-device-layout="mobile"] .track img { width: 76px; height: 54px; }
html[data-device-layout="mobile"] .track-title { font-size: 15px; }
html[data-device-layout="mobile"] .track-artist { font-size: 13px; }
html[data-device-layout="mobile"] .track-actions { grid-column: 1 / -1; gap: 8px; }
html[data-device-layout="mobile"] .track-actions .btn { min-height: 40px; }
html[data-device-layout="mobile"] .feature-track { grid-template-columns: 64px minmax(0, 1fr) auto; gap: 9px; }
html[data-device-layout="mobile"] .feature-track img { width: 64px; height: 44px; }
html[data-device-layout="mobile"] .row-between { align-items: flex-start; }
html[data-device-layout="mobile"] .row-between > .row { width: 100%; }
html[data-device-layout="mobile"] .row-between > .row input { flex: 1; min-width: 0; }
html[data-device-layout="mobile"] .modal-card { width: min(520px, 94vw); max-height: 84dvh; padding: 18px; }

@media (max-width: 420px) {
  html[data-device-layout="mobile"] .brand-text { letter-spacing: 2px; }
  html[data-device-layout="mobile"] .controls-top { gap: 4px; }
  html[data-device-layout="mobile"] .controls-top select { max-width: 78px; padding: 6px 4px; font-size: 12px; }
  html[data-device-layout="mobile"] .controls-top .btn { padding: 7px 9px; }
  html[data-device-layout="mobile"] .nav-btn { padding-inline: 11px; font-size: 12px; }
  html[data-device-layout="mobile"] .player { padding-inline: 9px; }
  html[data-device-layout="mobile"] .np-thumb { width: 42px; height: 38px; }
  html[data-device-layout="mobile"] .np-title,
  html[data-device-layout="mobile"] .np-artist { max-width: 38vw; }
  html[data-device-layout="mobile"] .transport .buttons { gap: 4px; }
  html[data-device-layout="mobile"] .transport .btn.icon { width: 33px; height: 33px; }
  html[data-device-layout="mobile"] .content { padding-inline: 10px; }
}

/* First-visit device layout chooser */
.device-choice-overlay {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(1, 7, 13, .82);
  backdrop-filter: blur(14px);
}
.device-choice-overlay.hidden { display: none; }
.device-choice-card {
  width: min(440px, 100%);
  padding: 26px;
  border: 1px solid var(--accent);
  border-radius: 18px;
  background: var(--bg);
  box-shadow: 0 0 36px rgba(var(--accent-rgb), .22);
  text-align: center;
}
.device-choice-card h2 { margin-bottom: 8px; }
.device-choice-card p { color: var(--muted); line-height: 1.5; }
.device-choice-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 20px; }
.device-choice-actions .btn { min-height: 58px; font-size: 15px; }
.device-choice-actions .btn span { display: block; margin-top: 4px; font-size: 11px; opacity: .75; }


/* Mobile-only: larger controls and a two-row floating navigation dock. */
html[data-device-layout="mobile"] .sidebar {
  grid-row: 4;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  align-content: stretch;
  justify-content: stretch;
  gap: 8px;
  box-sizing: border-box;
  width: calc(100% - 24px);
  height: 20dvh;
  min-height: 124px;
  max-height: 180px;
  margin: 0 12px 10px;
  padding: 10px;
  overflow: visible;
  border: 1px solid var(--panel-border);
  border-radius: 20px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: 0 10px 34px rgba(0, 0, 0, .34), 0 0 18px rgba(var(--accent-rgb), .10);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}
html[data-device-layout="mobile"] .sidebar-spacer,
html[data-device-layout="mobile"] #exportBtn,
html[data-device-layout="mobile"] #importBtn {
  display: none;
}
html[data-device-layout="mobile"] .sidebar .nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 0;
  width: 100%;
  height: 100%;
  padding: 8px 4px;
  overflow: hidden;
  white-space: normal;
  text-overflow: ellipsis;
  font-size: clamp(12px, 3.2vw, 15px);
  line-height: 1.2;
  font-weight: 650;
  border: 1px solid var(--panel-border);
  border-radius: 13px;
  background: rgba(255,255,255,.035);
}
html[data-device-layout="mobile"] .sidebar .nav-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(var(--accent-rgb), .13);
  box-shadow: inset 0 0 14px rgba(var(--accent-rgb), .10);
}
html[data-device-layout="mobile"] .player {
  min-height: 88px;
  padding: 10px 14px;
}
html[data-device-layout="mobile"] .np-thumb {
  width: 56px;
  height: 50px;
}
html[data-device-layout="mobile"] .np-title { font-size: 15px; }
html[data-device-layout="mobile"] .np-artist { font-size: 13px; }
html[data-device-layout="mobile"] .transport .btn.icon {
  width: 42px;
  height: 42px;
  font-size: 16px;
}
html[data-device-layout="mobile"] .track {
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  padding: 13px;
}
html[data-device-layout="mobile"] .track img {
  width: 88px;
  height: 64px;
}
html[data-device-layout="mobile"] .track-title { font-size: 16px; }
html[data-device-layout="mobile"] .track-artist { font-size: 14px; }
html[data-device-layout="mobile"] .track-actions .btn {
  min-height: 44px;
  font-size: 13px;
}
@media (max-width: 420px) {
  html[data-device-layout="mobile"] .sidebar {
    width: calc(100% - 16px);
    margin-inline: 8px;
    gap: 6px;
    padding: 8px;
    height: 20dvh;
    min-height: 118px;
  }
  html[data-device-layout="mobile"] .sidebar .nav-btn {
    padding: 6px 2px;
    font-size: 12px;
  }
}


/* Mobile Library: one destination with internal Songs / Playlists / Queue / History tabs. */
.library-subnav { display: none; }
html[data-device-layout="mobile"] {
  height: 100%;
}
html[data-device-layout="mobile"] body {
  height: 100dvh;
  min-height: 100dvh;
  grid-template-rows: auto minmax(0, 1fr) auto auto;
}
html[data-device-layout="mobile"] .content { grid-row: 2; }
html[data-device-layout="mobile"] .player {
  grid-row: 3;
  position: sticky;
  bottom: 0;
  z-index: 5;
  width: 100%;
  box-sizing: border-box;
  min-height: 88px;
  height: 88px;
  flex: none;
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  border-top: 1px solid var(--panel-border);
  box-shadow: 0 -8px 24px rgba(0,0,0,.18);
}
html[data-device-layout="mobile"] .sidebar { grid-row: 4; }
html[data-device-layout="mobile"] .sidebar [data-view="playlists"],
html[data-device-layout="mobile"] .sidebar [data-view="history"],
html[data-device-layout="mobile"] .sidebar [data-view="queue"] { display: none; }
html[data-device-layout="mobile"][data-library-open="true"] .library-subnav {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
  position: sticky;
  top: -16px;
  z-index: 3;
  margin: -16px -12px 16px;
  padding: 12px;
  background: var(--bg);
  border-bottom: 1px solid var(--panel-border);
}
html[data-device-layout="mobile"] .library-subnav-btn {
  min-width: 0;
  min-height: 42px;
  padding: 8px 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  border: 1px solid var(--panel-border);
  border-radius: 11px;
  background: var(--panel);
}
html[data-device-layout="mobile"] .library-subnav-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(var(--accent-rgb), .13);
}
html[data-device-layout="mobile"] .sidebar {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
@media (max-width: 420px) {
  html[data-device-layout="mobile"] .player {
    min-height: 82px;
    height: 82px;
  }
  html[data-device-layout="mobile"] .library-subnav-btn {
    min-height: 44px;
    font-size: 12px;
  }
}


/* Official music search filter */
.search-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin: 0 0 10px;
  padding: 10px 12px;
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  background: var(--panel);
}
.official-filter {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.official-filter input {
  width: 17px;
  height: 17px;
  margin: 0;
  accent-color: var(--accent);
}
.search-filter-bar .hint { font-size: 11px; }
@media (max-width: 650px) {
  html[data-device-layout="mobile"] .search-filter-bar {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}