/* ===========================
   GROOVE MUSIC PLAYER - CSS
   =========================== */

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

/* ---- CSS Variables / Theme ---- */
:root {
  --amber-50:  #FAEEDA;
  --amber-100: #FAC775;
  --amber-200: #EF9F27;
  --amber-400: #BA7517;
  --amber-600: #854F0B;
  --amber-800: #633806;
  --amber-900: #412402;

  --coral-50:  #FAECE7;
  --coral-100: #F5C4B3;
  --coral-200: #F0997B;
  --coral-400: #D85A30;
  --coral-600: #993C1D;
  --coral-800: #712B13;

  --gray-50:  #F1EFE8;
  --gray-100: #D3D1C7;
  --gray-200: #B4B2A9;
  --gray-400: #888780;
  --gray-600: #5F5E5A;
  --gray-800: #444441;
  --gray-900: #2C2C2A;

  --bg:       #1A1208;
  --surface:  #231A0A;
  --surface2: #2E2210;
  --surface3: #3A2B15;

  --text:       #F5EDD8;
  --text-muted: #A89070;

  --accent:  #EF9F27;
  --accent2: #D85A30;
}

/* ---- Base ---- */
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Grain texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.6;
}

/* ---- App Layout ---- */
.app {
  display: grid;
  grid-template-columns: 320px 1fr;
  grid-template-rows: 64px 1fr 160px;
  min-height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

/* ===========================
   TOPBAR
   =========================== */
.topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  padding: 0 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  gap: 2rem;
  background: rgba(26,18,8,0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.logo span {
  font-style: italic;
  color: var(--coral-200);
}

/* Search */
.search-bar {
  flex: 1;
  max-width: 480px;
  position: relative;
}

.search-bar input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 0.5rem 1rem 0.5rem 2.5rem;
  color: var(--text);
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.02em;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}

.search-bar input:focus {
  border-color: var(--accent);
  background: var(--surface3);
}

.search-bar input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.85rem;
  pointer-events: none;
}

/* Category nav */
.nav-cats {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
}

.cat-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.2s;
}

.cat-btn:hover {
  color: var(--text);
  background: var(--surface2);
}

.cat-btn.active {
  background: var(--accent);
  color: var(--bg);
  font-weight: 500;
}

/* ===========================
   SIDEBAR
   =========================== */
.sidebar {
  grid-row: 2;
  border-right: 1px solid rgba(255,255,255,0.06);
  padding: 1.5rem 0;
  overflow-y: auto;
  background: var(--surface);
}

.sidebar::-webkit-scrollbar       { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--surface3); border-radius: 2px; }

.sidebar-section {
  margin-bottom: 2rem;
}

.sidebar-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 1.25rem;
  margin-bottom: 0.5rem;
}

.playlist-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1.25rem;
  cursor: pointer;
  transition: background 0.15s;
  border-left: 2px solid transparent;
}

.playlist-item:hover { background: var(--surface2); }

.playlist-item.active {
  background: var(--surface2);
  border-left-color: var(--accent);
}

.playlist-item .pl-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.playlist-item .pl-info { flex: 1; min-width: 0; }

.playlist-item .pl-name {
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}

.playlist-item.active .pl-name { color: var(--accent); }

.playlist-item .pl-count {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ===========================
   MAIN TRACK LIST
   =========================== */
.main-content {
  grid-row: 2;
  overflow-y: auto;
  padding: 1.5rem 2rem;
}

.main-content::-webkit-scrollbar       { width: 4px; }
.main-content::-webkit-scrollbar-track { background: transparent; }
.main-content::-webkit-scrollbar-thumb { background: var(--surface3); border-radius: 2px; }

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* Track table */
.track-table {
  width: 100%;
  border-collapse: collapse;
}

.track-table thead th {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.track-row {
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s;
}

.track-row:hover td                { background: var(--surface2); }
.track-row:hover td:first-child    { border-radius: 8px 0 0 8px; }
.track-row:hover td:last-child     { border-radius: 0 8px 8px 0; }

.track-row.active td               { background: var(--surface3); }
.track-row.active td:first-child   { border-radius: 8px 0 0 8px; }
.track-row.active td:last-child    { border-radius: 0 8px 8px 0; }

.track-row td {
  padding: 0.65rem 0.75rem;
  vertical-align: middle;
  transition: background 0.15s;
}

.track-num {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  width: 40px;
  text-align: center;
}

.track-row.active .track-num { color: var(--accent); }

.track-thumb {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.track-info { display: flex; align-items: center; gap: 0.75rem; }

.track-name-col .track-name {
  font-weight: 500;
  font-size: 0.88rem;
  color: var(--text);
}

.track-row.active .track-name { color: var(--accent); }

.track-name-col .track-artist {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.track-album,
.track-genre {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.track-duration {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: right;
  width: 60px;
}

/* Genre pills */
.genre-pill {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.68rem;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.04em;
}

.genre-jazz      { background: rgba(239,159,39,0.15); color: var(--amber-200); }
.genre-soul      { background: rgba(216,90,48,0.15);  color: var(--coral-200); }
.genre-blues     { background: rgba(56,130,221,0.15); color: #85B7EB; }
.genre-folk      { background: rgba(99,153,34,0.15);  color: #97C459; }
.genre-classical { background: rgba(127,119,221,0.15);color: #AFA9EC; }
.genre-rb        { background: rgba(212,83,126,0.15); color: #ED93B1; }

/* Playing animation bars */
.playing-indicator {
  display: none;
  gap: 2px;
  align-items: flex-end;
  height: 16px;
}

.track-row.active .playing-indicator  { display: flex; }
.track-row.active .track-num-static   { display: none; }

.bar {
  width: 3px;
  background: var(--accent);
  border-radius: 2px;
  animation: soundbar 0.8s ease-in-out infinite alternate;
}

.bar:nth-child(1) { height: 8px;  animation-delay: 0s; }
.bar:nth-child(2) { height: 14px; animation-delay: 0.15s; }
.bar:nth-child(3) { height: 10px; animation-delay: 0.3s; }

@keyframes soundbar {
  0%   { transform: scaleY(0.4); }
  100% { transform: scaleY(1); }
}

/* ===========================
   PLAYER BAR
   =========================== */
.player-bar {
  grid-column: 1 / -1;
  background: var(--surface);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  position: sticky;
  bottom: 0;
}

/* Vinyl */
.vinyl-wrap {
  position: relative;
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.vinyl {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  position: relative;
  transition: box-shadow 0.3s;
}

.vinyl.spinning {
  animation: spin 3s linear infinite;
  box-shadow: 0 0 20px rgba(239,159,39,0.3);
}

@keyframes spin { to { transform: rotate(360deg); } }

.vinyl-center {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  border-radius: 50%;
  background: radial-gradient(
    circle at center,
    var(--surface3) 30%, var(--surface) 31%, var(--surface) 35%,
    var(--surface3) 36%, var(--surface3) 45%, var(--surface) 46%,
    var(--surface) 50%, var(--surface3) 51%
  );
}

.vinyl-groove {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: repeating-radial-gradient(
    circle at center,
    rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px,
    transparent 1px, transparent 4px
  );
  pointer-events: none;
}

/* Now Playing */
.now-playing {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 220px;
}

.np-info .np-title {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 160px;
}

.np-info .np-artist {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Playback controls */
.controls-center {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

.control-buttons {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ctrl-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all 0.2s;
}

.ctrl-btn:hover         { color: var(--text); background: var(--surface2); }
.ctrl-btn.active        { color: var(--accent); }

.ctrl-btn.play-pause {
  width: 46px;
  height: 46px;
  background: var(--accent);
  color: var(--bg);
  font-size: 1.1rem;
  border: none;
}

.ctrl-btn.play-pause:hover {
  background: var(--amber-100);
  color: var(--bg);
  transform: scale(1.05);
}

/* Progress bar */
.progress-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  max-width: 500px;
}

.time-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  width: 32px;
  flex-shrink: 0;
}

.time-label.end { text-align: right; }

.progress-bar {
  flex: 1;
  height: 4px;
  background: var(--surface3);
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.5s linear;
}

/* Volume */
.volume-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 150px;
}

.vol-icon {
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s;
}

.vol-icon:hover { color: var(--text); }

.vol-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100px;
  height: 4px;
  background: var(--surface3);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.vol-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

/* ===========================
   NO RESULTS
   =========================== */
.no-results {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.no-results .nr-icon  { font-size: 3rem; margin-bottom: 1rem; opacity: 0.5; }
.no-results .nr-title { font-family: 'Playfair Display', serif; font-size: 1.4rem; margin-bottom: 0.5rem; color: var(--text); }
.no-results .nr-sub   { font-family: 'DM Mono', monospace; font-size: 0.78rem; }

/* ===========================
   SCROLLBARS
   =========================== */
::-webkit-scrollbar       { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface3); border-radius: 2px; }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 768px) {
  .app {
    grid-template-columns: 1fr;
    grid-template-rows: 64px 1fr 1fr 140px;
  }
  .sidebar        { display: none; }
  .main-content   { grid-column: 1; }
  .player-bar     { grid-column: 1; flex-wrap: wrap; padding: 0.75rem 1rem; height: auto; }
  .now-playing    { min-width: 0; }
  .volume-wrap    { display: none; }
  .nav-cats       { display: none; }
}