:root {
  --primary: #d0bcff;
  --on-primary: #381e72;
  --primary-container: #4f378b;
  --on-primary-container: #eaddff;

  --secondary: #ccc2dc;
  --on-secondary: #332d41;
  --secondary-container: #4a4458;
  --on-secondary-container: #e8def8;

  --tertiary: #efb8c8;
  --on-tertiary: #492532;

  --error: #f2b8b5;
  --on-error: #601410;

  --background: #0d0c11;
  --on-background: #e6e1e5;

  --surface: #131118;
  --on-surface: #e6e1e5;

  --surface-variant: #201c29;
  --on-surface-variant: #cac4d0;

  --outline: #938f99;
  --surface-tint: #d0bcff;

  --card-shadow: none;
  --glass-bg: #131118;
  --glass-border: #1f1b2b;
}

body.light-theme {
  --primary: #6750a4;
  --on-primary: #ffffff;
  --primary-container: #eaddff;
  --on-primary-container: #21005d;

  --secondary: #625b71;
  --on-secondary: #ffffff;
  --secondary-container: #e8def8;
  --on-secondary-container: #1d192b;

  --tertiary: #7d5260;
  --on-tertiary: #ffffff;

  --background: #fdf7ff;
  --on-background: #1c1b1f;

  --surface: #f3edf7;
  --on-surface: #1c1b1f;

  --surface-variant: #e7e0ec;
  --on-surface-variant: #49454f;

  --outline: #79747e;
  --card-shadow: none;
  --glass-bg: #f3edf7;
  --glass-border: #e7e0ec;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--background);
  color: var(--on-background);
  overflow: hidden;
  height: 100dvh;
  width: 100vw;
  position: fixed;
  transition: background-color 0.3s ease;
}

.ambient-glow {
  display: none;
}

.app-container {
  width: 100vw;
  height: 100dvh;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.main-layout {
  display: flex;
  flex: 1;
  height: calc(100dvh - 90px); 
  width: 100%;
  overflow: hidden;
}

.sidebar {
  width: 280px;
  height: 100%;
  background-color: var(--surface);
  border-right: 1px solid var(--glass-border);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  flex-shrink: 0;
  z-index: 10;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 8px;
}

.sidebar-logo h2 {
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--on-background), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-icon {
  color: var(--primary);
  font-size: 32px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-item {
  background: none;
  border: none;
  color: var(--on-surface-variant);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  border-radius: 100px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: background-color 0.2s, color 0.2s;
}

.sidebar-item:hover {
  background-color: rgba(208, 188, 255, 0.06);
  color: var(--primary);
}

.sidebar-item.active {
  background-color: var(--secondary-container);
  color: var(--on-secondary-container);
}

.sidebar-playlists-section {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
  border-top: 1px solid var(--glass-border);
  padding-top: 16px;
}

.sidebar-playlists-section h3 {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0 16px;
}

.sidebar-playlists-list {
  flex-grow: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-playlists-list::-webkit-scrollbar {
  width: 4px;
}
.sidebar-playlists-list::-webkit-scrollbar-thumb {
  background-color: rgba(208,188,255,0.1);
  border-radius: 2px;
}

.sidebar-playlist-link {
  background: none;
  border: none;
  color: var(--on-surface-variant);
  padding: 10px 16px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  border-radius: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background-color 0.2s, color 0.2s;
}

.sidebar-playlist-link:hover {
  background-color: rgba(208,188,255,0.06);
  color: var(--on-surface);
}

.content-area {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100%;
}

.top-app-bar {
  height: 64px;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  flex-shrink: 0;
  z-index: 10;
}

.mobile-logo-wrapper {
  display: none; 
}

.main-content {
  flex-grow: 1;
  overflow-y: auto;
  padding: 0 24px 24px 24px;
  scrollbar-width: thin;
  scrollbar-color: rgba(208,188,255,0.1) transparent;
}

.main-content::-webkit-scrollbar {
  width: 6px;
}
.main-content::-webkit-scrollbar-thumb {
  background-color: rgba(208,188,255,0.1);
  border-radius: 3px;
}

.app-screen {
  display: none;
}

.app-screen.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.screen-header {
  margin: 12px 0 20px 0;
}

.screen-header h2 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.8px;
}

.screen-header .subtitle {
  font-size: 14px;
  color: var(--on-surface-variant);
  margin-top: 4px;
}

.screen-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 12px 0 20px 0;
}

.search-box-container {
  margin: 12px 0 24px 0;
  position: sticky;
  top: 0;
  background: var(--background);
  padding: 8px 0;
  z-index: 5;
}

.search-input-wrapper {
  background-color: var(--surface-variant);
  border-radius: 28px;
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 16px;
  border: 1px solid transparent;
  transition: border-color 0.2s, background-color 0.2s;
}

.search-input-wrapper:focus-within {
  background-color: var(--surface);
  border-color: var(--primary);
}

.search-input-wrapper input {
  flex-grow: 1;
  background: none;
  border: none;
  color: var(--on-surface);
  font-family: inherit;
  font-size: 16px;
  outline: none;
}

.suggestions-container {
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.suggestion-header h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
}

.suggestion-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  background-color: var(--surface-variant);
  border: 1px solid var(--glass-border);
  color: var(--on-surface);
  padding: 10px 20px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s;
}

.chip:hover {
  background-color: rgba(208, 188, 255, 0.1);
  border-color: var(--primary);
}

.random-card {
  background: linear-gradient(135deg, var(--surface-variant), rgba(208, 188, 255, 0.08));
  border: 1px solid var(--glass-border);
  padding: 20px;
  border-radius: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: border-color 0.2s;
  max-width: 500px;
}

.random-card:hover {
  border-color: var(--primary);
}

.random-card-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.random-icon {
  font-size: 36px;
  color: var(--primary);
}

.random-card-info h4 {
  font-size: 18px;
  font-weight: 600;
}

.random-card-info p {
  font-size: 13px;
  color: var(--on-surface-variant);
  margin-top: 4px;
}

.play-arrow {
  background-color: var(--primary);
  color: var(--on-primary);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.loader-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 60px 0;
}

.md3-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(208, 188, 255, 0.1);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.results-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.track-item {
  display: flex;
  align-items: center;
  padding: 12px;
  border-radius: 16px;
  background-color: var(--surface-variant);
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s;
  gap: 16px;
  border: 1px solid var(--glass-border);
}

.track-item:hover {
  background-color: rgba(208, 188, 255, 0.05);
  border-color: rgba(208, 188, 255, 0.2);
}

.track-item:active {
  transform: scale(0.98);
}

.track-item.playing {
  background-color: rgba(208, 188, 255, 0.08);
  border-color: var(--primary);
}

.track-thumb {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  object-fit: cover;
  background-color: #000;
  border: 1px solid var(--glass-border);
}

.track-details {
  flex-grow: 1;
  min-width: 0;
}

.track-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--on-background);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-item.playing .track-title {
  color: var(--primary);
}

.track-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.platform-icon {
  font-size: 9px;
  font-weight: bold;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
}

.youtube-icon { background-color: #ff0000; color: #fff; }
.soundcloud-icon { background-color: #ff5500; color: #fff; }

.platform-icon-img {
  width: 16px;
  height: 16px;
  object-fit: contain;
  vertical-align: middle;
  flex-shrink: 0;
  margin-right: 4px;
}

.track-artist {
  font-size: 13px;
  color: var(--on-surface-variant);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-duration {
  font-size: 13px;
  color: var(--on-surface-variant);
}

.icon-btn {
  background: none;
  border: none;
  color: var(--on-surface-variant);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, transform 0.1s;
}

.icon-btn:hover {
  background-color: rgba(208, 188, 255, 0.08);
  color: var(--primary);
}

.icon-btn:active {
  transform: scale(0.92);
}

.playlists-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 16px;
}

.playlist-card {
  background-color: var(--surface-variant);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 20px;
  cursor: pointer;
  transition: border-color 0.2s;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.playlist-card:hover {
  border-color: var(--primary);
}

.playlist-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background-color: var(--primary-container);
  color: var(--on-primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
}

.playlist-card-icon span {
  font-size: 32px;
}

.playlist-card-info h4 {
  font-size: 17px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.playlist-card-info p {
  font-size: 13px;
  color: var(--on-surface-variant);
  margin-top: 4px;
}

.playlist-detail-view {
  background-color: var(--surface);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  padding: 24px;
  overflow-y: auto;
}

.playlist-header-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 16px 0;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 16px;
}

.playlist-header-info h3 {
  font-size: 26px;
  font-weight: 700;
}

.btn-filled {
  background-color: var(--primary);
  color: var(--on-primary);
  border: none;
  padding: 12px 24px;
  border-radius: 100px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 15px;
  transition: transform 0.1s;
}

.btn-filled:active {
  transform: scale(0.95);
}

.text-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-weight: 600;
  padding: 10px 16px;
  cursor: pointer;
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  text-align: center;
  color: var(--on-surface-variant);
  gap: 16px;
  grid-column: 1 / -1;
}

.empty-icon {
  font-size: 72px;
  color: var(--outline);
  opacity: 0.4;
}

.player-bar {
  width: 100%;
  height: 90px;
  background-color: var(--glass-bg);
  border-top: 1px solid var(--glass-border);
  z-index: 50;
  position: absolute;
  bottom: 0;
  left: 0;
  display: flex;
  flex-direction: column;
}

.player-progress-container {
  width: 100%;
  position: absolute;
  top: -6px;
  left: 0;
  height: 12px;
  cursor: pointer;
  z-index: 5;
}

.player-progress-bar {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--surface-variant);
  outline: none;
  cursor: pointer;
  margin: 0;
  padding: 0;
  display: block;
}

.player-progress-bar::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  transition: transform 0.1s;
}

.player-progress-container:hover .player-progress-bar {
  height: 6px;
}

.player-progress-container:hover .player-progress-bar::-webkit-slider-thumb {
  transform: scale(1.3);
}

.player-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex: 1;
  padding: 0 24px;
}

.player-metadata {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 30%;
  min-width: 200px;
}

.player-cover {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid var(--glass-border);
}

.player-track-info {
  min-width: 0;
}

.player-track-info h4 {
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.player-track-info p {
  font-size: 13px;
  color: var(--on-surface-variant);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.player-controls {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
  width: 40%;
}

.play-circle-btn {
  background-color: var(--primary) !important;
  color: var(--on-primary) !important;
  width: 52px !important;
  height: 52px !important;
}

.play-circle-btn span {
  font-size: 28px;
}

.play-circle-btn:hover {
  background-color: #e5d6ff !important;
}

.player-utilities {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: flex-end;
  width: 30%;
  min-width: 280px;
}

.time-label {
  font-size: 13px;
  color: var(--on-surface-variant);
  font-weight: 500;
}

.time-divider {
  color: var(--outline);
  opacity: 0.5;
  font-size: 12px;
}

.volume-control {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--surface-variant);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--glass-border);
}

.volume-slider-bar {
  -webkit-appearance: none;
  width: 80px;
  height: 3px;
  background: var(--outline);
  border-radius: 2px;
  outline: none;
}

.volume-slider-bar::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

.bottom-nav {
  display: none;
}

.full-player-overlay {
  display: none !important;
}

.bottom-sheet-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100dvh;
  z-index: 200;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.bottom-sheet-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.sheet-scrim {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.6);
  z-index: 0;
}

.bottom-sheet-content {
  position: relative;
  z-index: 1;
  background-color: var(--surface);
  border-radius: 24px 24px 0 0;
  padding: 24px;
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.bottom-sheet-overlay.active .bottom-sheet-content {
  transform: translateY(0);
}

.sheet-drag-handle {
  width: 36px;
  height: 4px;
  background-color: var(--outline);
  border-radius: 2px;
  margin: 0 auto 16px auto;
  opacity: 0.5;
}

.sheet-track-info {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--glass-border);
}

.sheet-track-info img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  object-fit: cover;
}

.sheet-track-info h4 {
  font-size: 15px;
  font-weight: 600;
}

.sheet-track-info p {
  font-size: 12px;
  color: var(--on-surface-variant);
  margin-top: 2px;
}

.sheet-menu-list {
  list-style: none;
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sheet-menu-list li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px;
  border-radius: 12px;
  cursor: pointer;
  transition: background-color 0.2s;
  color: var(--on-surface);
}

.sheet-menu-list li:hover {
  background-color: var(--surface-variant);
}

.sheet-menu-list li span.material-symbols-outlined {
  color: var(--on-surface-variant);
}

.dialog-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100dvh;
  z-index: 300;
  background-color: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.dialog-overlay.hide {
  display: none !important;
}

.dialog-card {
  background-color: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  max-width: 340px;
  width: 100%;
  padding: 24px;
  border: 1px solid var(--glass-border);
  animation: scaleIn 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scaleIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.dialog-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
}

.dialog-body {
  margin-bottom: 24px;
}

.dialog-body input {
  width: 100%;
  background-color: var(--surface-variant);
  border: 1px solid var(--glass-border);
  color: var(--on-surface);
  border-radius: 8px;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
}

.dialog-body input:focus {
  border-color: var(--primary);
}

.dialog-playlists-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
  margin-top: 8px;
}

.dialog-playlist-item {
  padding: 10px;
  border-radius: 8px;
  background-color: var(--surface-variant);
  cursor: pointer;
  font-weight: 500;
  transition: background-color 0.2s;
}

.dialog-playlist-item:hover {
  background-color: rgba(208, 188, 255, 0.1);
  color: var(--primary);
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

@media screen and (max-width: 768px) {
  .sidebar {
    display: none;
  }

  .main-layout {
    height: calc(100dvh - 144px); 
  }

  .mobile-logo-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .mobile-logo-wrapper h1 {
    font-size: 20px;
    font-weight: 700;
  }

  .main-content {
    padding: 0 16px 16px 16px;
  }

  .results-list {
    grid-template-columns: 1fr; 
  }

  .bottom-nav {
    height: calc(80px + env(safe-area-inset-bottom));
    background-color: var(--glass-bg);
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 90;
    padding-bottom: env(safe-area-inset-bottom);
    box-sizing: border-box;
  }

  .nav-item {
    background: none;
    border: none;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--on-surface-variant);
    cursor: pointer;
    font-family: inherit;
    font-size: 12px;
    font-weight: 500;
    transition: color 0.2s;
  }

  .nav-icon-wrapper {
    height: 32px;
    width: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
  }

  .nav-item.active {
    color: var(--on-surface);
    font-weight: 600;
  }

  .nav-item.active .nav-icon-wrapper {
    background-color: var(--secondary-container);
    color: var(--on-secondary-container);
  }

  .player-bar {
    position: fixed;
    bottom: calc(88px + env(safe-area-inset-bottom));
    left: 8px;
    right: 8px;
    width: calc(100% - 16px);
    height: 64px;
    border-radius: 16px;
    background-color: var(--surface);
    z-index: 85;
  }

  .player-progress-container {
    top: auto;
    bottom: 0;
    height: 3px;
  }

  .player-progress-bar {
    height: 3px;
  }

  .player-progress-bar::-webkit-slider-thumb {
    display: none; 
  }

  .player-bar-content {
    padding: 0 12px;
  }

  .player-metadata {
    width: 60%;
    min-width: 0;
  }

  .player-cover {
    width: 40px;
    height: 40px;
    border-radius: 8px;
  }

  .player-track-info h4 {
    font-size: 14px;
  }

  .player-track-info p {
    font-size: 11px;
  }

  .player-controls {
    width: auto;
    gap: 8px;
  }

  .play-circle-btn {
    width: 40px !important;
    height: 40px !important;
    box-shadow: none;
  }

  .play-circle-btn span {
    font-size: 24px;
  }

  #btn-shuffle, #btn-prev, #btn-repeat, .player-utilities, .platform-badge {
    display: none !important;
  }

  .full-player-overlay {
    display: flex !important;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100dvh;
    background-color: var(--background);
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: transform 0.4s cubic-bezier(0.1, 0.76, 0.55, 0.94);
    overflow: hidden;
  }

  .full-player-overlay.hide {
    transform: translateY(100%);
  }

  .player-blur-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: blur(60px) brightness(0.25);
    opacity: 0.7;
    transform: scale(1.1);
    z-index: 0;
    transition: background-image 0.5s ease-in-out;
  }

  .player-content-wrapper {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 32px 24px calc(24px + env(safe-area-inset-bottom)) 24px;
    justify-content: space-between;
  }

  .player-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 48px;
  }

  .mobile-player-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
  }

  .player-art-container {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 0;
  }

  .art-ring {
    width: 80%;
    aspect-ratio: 1;
    max-width: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(208, 188, 255, 0.05) 0%, rgba(208, 188, 255, 0.01) 100%);
    padding: 16px;
    border: 1px solid rgba(208, 188, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .player-thumb {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--glass-border);
    animation: rotateDisc 20s linear infinite;
    animation-play-state: paused;
  }

  body.playing-music .player-thumb {
    animation-play-state: running;
  }

  @keyframes rotateDisc {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }

  .player-track-details {
    text-align: center;
    margin-bottom: 16px;
  }

  #player-title {
    font-size: 22px;
    font-weight: 700;
  }

  #player-artist {
    font-size: 15px;
    color: var(--on-surface-variant);
    margin-top: 4px;
  }

  .player-controls-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .mobile-slider-wrapper {
    width: 100%;
  }

  .mobile-slider-input {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background-color: var(--surface-variant);
    outline: none;
  }

  .mobile-slider-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 12px;
    width: 12px;
    border-radius: 50%;
    background: var(--primary);
  }

  .mobile-time-labels {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--on-surface-variant);
    margin-top: 6px;
  }

  .playback-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 8px;
  }

  .play-circle {
    background-color: var(--primary);
    color: var(--on-primary);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    font-size: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

.hide {
  display: none !important;
}

.spinning {
  display: inline-block;
  animation: spin 1s linear infinite;
}

.sidebar-auth-section {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  margin-bottom: 12px;
}

.auth-user-card {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.02);
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.2s;
}

.auth-user-card:hover {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.05);
}

.auth-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  background: #201c29;
  border: 1px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.auth-user-avatar span {
  font-size: 20px;
  color: var(--primary);
}

.auth-user-info {
  flex-grow: 1;
  overflow: hidden;
}

.auth-user-nickname {
  font-weight: 500;
  font-size: 13px;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

.auth-user-username {
  font-size: 11px;
  color: var(--on-surface-variant);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

.btn-auth-action {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(208, 188, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  color: var(--primary);
  padding: 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
  box-sizing: border-box;
}

.btn-auth-action:hover {
  background: rgba(208, 188, 255, 0.1);
  border-color: var(--primary);
}

.btn-logout {
  background: transparent;
  border: none;
  color: #ff5252;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: 50%;
}

.btn-logout:hover {
  background: rgba(255, 82, 82, 0.1);
}