@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,400;0,500;0,700;1,400&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

/* ─────────────────────────────────────────────
   VRS Radio — YouTube Music Design System
   Designed for API & VRS Office Radio
   ───────────────────────────────────────────── */

:root {
  /* YouTube Music Pitch Dark Palette */
  --bg-base:      #030303;
  --bg-surface:   #0f0f0f;
  --bg-raised:    #212121;
  --bg-input:     #121212;
  --bg-chip:      rgba(255, 255, 255, 0.1);

  /* YouTube Music Accent & Borders */
  --yt-red:        #ff0000;
  --yt-red-glow:   rgba(255, 0, 0, 0.35);
  --brand-pink:    #d946ef;
  --brand-grad:    linear-gradient(135deg, #ff0000 0%, #c026d3 100%);
  
  --border-faint:  rgba(255, 255, 255, 0.08);
  --border-subtle: rgba(255, 255, 255, 0.14);
  --border-mid:    rgba(255, 255, 255, 0.22);

  /* Typography */
  --text-primary:   #ffffff;
  --text-secondary: #aaa;
  --text-tertiary:  #717171;

  /* Status Colors */
  --green:  #2ba640;
  --red:    #ff4e45;
  --amber:  #ff8c00;

  /* Radius (YouTube Music Standard) */
  --r-sm:  8px;
  --r-md:  12px;
  --r-lg:  16px;
  --r-pill: 9999px;

  /* Fonts */
  --font-yt: 'Roboto', 'Plus Jakarta Sans', system-ui, sans-serif;
}

[data-theme="light"] {
  --bg-base:      #f9f9f9;
  --bg-surface:   #ffffff;
  --bg-raised:    #f1f1f1;
  --bg-input:     #e5e5e5;
  --bg-chip:      rgba(0, 0, 0, 0.06);

  --border-faint:  rgba(0, 0, 0, 0.06);
  --border-subtle: rgba(0, 0, 0, 0.12);
  --border-mid:    rgba(0, 0, 0, 0.20);

  --text-primary:  #0f0f0f;
  --text-secondary: #606060;
  --text-tertiary:  #909090;
}

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

body {
  font-family: var(--font-yt);
  background-color: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  line-height: 1.4;
}

/* ─── Responsive Layout System ───────────────── */
.app-layout {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  padding: 0 16px;
}

.col-left, .col-right {
  padding-top: 16px;
  padding-bottom: 24px;
  width: 100%;
}

@media (min-width: 900px) {
  .app-layout {
    grid-template-columns: 380px 1fr;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
    gap: 0;
  }
  
  .col-left {
    border-right: 1px solid var(--border-faint);
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    scrollbar-width: none;
    padding-top: 24px;
    padding-bottom: 24px;
    padding-right: 28px;
    padding-left: 0;
  }
  .col-left::-webkit-scrollbar { display: none; }

  .col-right {
    padding-top: 24px;
    padding-bottom: 24px;
    padding-left: 28px;
    padding-right: 0;
    overflow-y: auto;
  }

  .desktop-right-header { display: flex !important; }
}

@media (max-width: 360px) {
  .app-layout { padding: 0 10px; }
  .vinyl-disc-container { width: 140px; height: 140px; }
}

/* YouTube Music Style Top Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-faint);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  height: 34px;
  width: auto;
  border-radius: 6px;
  background: #ffffff;
  padding: 3px 8px;
}

.brand-text h1 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.yt-music-badge {
  font-size: 0.65rem;
  font-weight: 700;
  background: var(--yt-red);
  color: #ffffff;
  padding: 1px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.brand-text p {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn-bare {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-raised);
  border: 1px solid var(--border-faint);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}
.icon-btn-bare:hover { background: rgba(255, 255, 255, 0.2); }

/* YouTube Music Now Playing Hero Card */
.now-playing-block {
  margin-bottom: 24px;
  background: var(--bg-surface);
  border: 1px solid var(--border-faint);
  border-radius: var(--r-lg);
  padding: 20px;
}

.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Centered YouTube Music Vinyl Disc & Player */
.player-centered-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.vinyl-disc-container {
  width: 180px;
  height: 180px;
  position: relative;
  margin: 0 auto 16px;
  flex-shrink: 0;
}

.vinyl-record {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  position: relative;
  background: radial-gradient(circle, #1f1f1f 20%, #080808 70%, #292929 100%);
  padding: 5px;
  border: 2px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 20px var(--yt-red-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.vinyl-record.spinning {
  animation: spinVinyl 12s linear infinite;
}

@keyframes spinVinyl {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.vinyl-cover {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.vinyl-center-hole {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 24px;
  height: 24px;
  background: var(--bg-base);
  border: 3px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  pointer-events: none;
}

.player-meta-centered {
  width: 100%;
  text-align: center;
}

.player-status-line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 6px;
}

.dot-live {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yt-red);
  flex-shrink: 0;
  animation: pulse-dot 1.8s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.dot-offline { background: var(--text-tertiary); animation: none; }

.player-status-text {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.player-song-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 4px;
  text-align: center;
}

.player-requester {
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: center;
}

/* YouTube Red Progress Bar */
.progress-row {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.progress-track {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 2px;
  overflow: hidden;
  cursor: pointer;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--yt-red);
  transition: width 0.9s linear;
}

.progress-time {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  min-width: 32px;
}

/* Reaction Strip (YouTube Music Action Style) */
.reaction-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border-faint);
}

.rxn-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-raised);
  border: 1px solid var(--border-faint);
  color: var(--text-primary);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, transform 0.1s;
}

.rxn-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--yt-red);
}

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

/* YouTube Music Request Form */
.request-block {
  background: var(--bg-surface);
  border: 1px solid var(--border-faint);
  border-radius: var(--r-lg);
  padding: 20px;
  margin-bottom: 24px;
}

.form-field + .form-field { margin-top: 12px; }

.field-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.text-input {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-sm);
  color: var(--text-primary);
  font-family: var(--font-yt);
  font-size: 0.9rem;
  font-weight: 500;
  outline: none;
  transition: border-color 0.15s;
}

.text-input::placeholder { color: var(--text-tertiary); }
.text-input:focus { border-color: var(--text-primary); }

/* YouTube Music Chips Carousel Bar */
.mood-row {
  margin-top: 8px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.mood-row::-webkit-scrollbar { display: none; }

.mood-chip {
  flex-shrink: 0;
  height: 32px;
  padding: 0 14px;
  border-radius: 8px;
  background: var(--bg-chip);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  font-family: var(--font-yt);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.mood-chip:hover {
  background: #ffffff;
  color: #000000;
}

.btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 44px;
  margin-top: 16px;
  border-radius: var(--r-pill);
  border: none;
  background: #ffffff;
  color: #000000;
  font-family: var(--font-yt);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.btn-primary:hover { background: #f0f0f0; }
.btn-primary:active { opacity: 0.8; }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  border: 1px solid var(--border-faint);
  background: var(--bg-raised);
  color: var(--text-secondary);
}

.badge.online { color: var(--green); border-color: rgba(43, 166, 64, 0.4); background: rgba(43, 166, 64, 0.1); }
.badge.offline { color: var(--text-tertiary); }
.badge.locked { color: var(--amber); border-color: rgba(255, 140, 0, 0.4); background: rgba(255, 140, 0, 0.1); }

/* YouTube Music Floating Reactions */
.floating-emoji {
  position: fixed;
  font-size: 2rem;
  pointer-events: none;
  z-index: 9999;
  animation: floatUp 1.8s ease-out forwards;
}

@keyframes floatUp {
  0% { opacity: 1; transform: translateY(0) scale(0.8); }
  60% { opacity: 1; transform: translateY(-80px) scale(1.1); }
  100% { opacity: 0; transform: translateY(-150px) scale(1); }
}

/* Desktop Right Column Header */
.desktop-right-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-faint);
}

.right-header-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* YouTube Music Tab Pills */
.tab-bar {
  display: flex;
  gap: 8px;
  padding: 4px;
  background: transparent;
  overflow-x: auto;
  scrollbar-width: none;
  margin-bottom: 16px;
}
.tab-bar::-webkit-scrollbar { display: none; }

.tab-btn {
  flex-shrink: 0;
  height: 34px;
  padding: 0 16px;
  background: var(--bg-chip);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-pill);
  color: var(--text-primary);
  font-family: var(--font-yt);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.tab-btn.active {
  background: #ffffff;
  color: #000000;
  font-weight: 700;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* YouTube Music Track List Rows */
.song-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.song-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-faint);
  transition: background 0.15s;
}

.song-row:hover {
  background: var(--bg-raised);
}

.song-rank {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.song-thumb {
  width: 44px;
  height: 44px;
  border-radius: 4px;
  object-fit: cover;
  background: var(--bg-raised);
  flex-shrink: 0;
}

.song-info { flex: 1; min-width: 0; }

.song-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.song-meta {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.song-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.btn-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-raised);
  border: 1px solid var(--border-faint);
  color: var(--text-primary);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}

.btn-icon:hover { background: rgba(255, 255, 255, 0.2); }
.btn-icon.active-fav { color: var(--yt-red); border-color: var(--yt-red); }
.btn-icon.danger { color: var(--red); border-color: rgba(255, 78, 69, 0.3); }

.empty-state {
  padding: 32px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* SVG Icon System */
.svg-icon {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
  display: inline-block;
}

/* Bottom Sheet Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 900;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-sheet {
  background: var(--bg-surface);
  width: 100%;
  max-width: 520px;
  max-height: 80vh;
  border-radius: var(--r-lg) var(--r-lg) 0 0;
  border: 1px solid var(--border-mid);
  border-bottom: none;
  overflow-y: auto;
  padding: 20px;
  transform: translateY(100%);
  transition: transform 0.25s cubic-bezier(0.32, 0.72, 0, 1);
}

.modal-backdrop.active .modal-sheet { transform: translateY(0); }

.modal-handle {
  width: 36px;
  height: 4px;
  background: var(--border-mid);
  border-radius: 2px;
  margin: 0 auto 16px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.modal-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); }

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-raised);
  border: 1px solid var(--border-faint);
  color: var(--text-primary);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.result-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.result-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  background: var(--bg-input);
  border: 1px solid var(--border-faint);
  cursor: pointer;
  transition: background 0.15s;
}

.result-row:hover { background: var(--bg-raised); }
.result-thumb { width: 52px; height: 40px; border-radius: 4px; object-fit: cover; flex-shrink: 0; }
.result-info { flex: 1; min-width: 0; }
.result-title { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.result-meta { font-size: 0.75rem; color: var(--text-secondary); }
.result-add { width: 30px; height: 30px; border-radius: 50%; background: #ffffff; color: #000000; border: none; font-size: 1rem; cursor: pointer; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

/* Playlist Banner in Modal */
.playlist-banner {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r-md);
  padding: 14px;
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.playlist-banner-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.playlist-banner-thumb {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

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

.playlist-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--yt-red);
  background: rgba(255, 0, 0, 0.15);
  padding: 2px 8px;
  border-radius: var(--r-pill);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.playlist-banner-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.playlist-banner-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.playlist-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.playlist-counter {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.playlist-counter strong {
  color: var(--text-primary);
  font-weight: 700;
}

.playlist-quick-actions {
  display: flex;
  gap: 6px;
}

.playlist-chip-btn {
  padding: 5px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--r-pill);
  background: var(--bg-raised);
  color: var(--text-primary);
  border: 1px solid var(--border-faint);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.playlist-chip-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--border-mid);
}

.playlist-add-all-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 16px;
  background: var(--yt-red);
  color: #ffffff;
  border: none;
  border-radius: var(--r-pill);
  font-family: var(--font-yt);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(255, 0, 0, 0.35);
  transition: transform 0.15s, background 0.15s;
}

.playlist-add-all-btn:hover {
  background: #cc0000;
  transform: translateY(-1px);
}

.playlist-add-all-btn:active {
  transform: scale(0.98);
}

.playlist-add-all-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  background: #555555;
  box-shadow: none;
}

/* Multi-select Row & Checkbox */
.result-row.selectable {
  user-select: none;
  -webkit-user-select: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.result-row.selectable.selected {
  border-color: rgba(255, 0, 0, 0.6);
  background: rgba(255, 0, 0, 0.1);
}

.result-checkbox {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 2px solid var(--border-mid);
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.result-row.selected .result-checkbox {
  background: var(--yt-red);
  border-color: var(--yt-red);
}

.result-checkbox svg {
  display: none;
  width: 12px;
  height: 12px;
  stroke: #ffffff;
  stroke-width: 3;
  fill: none;
}

.result-row.selected .result-checkbox svg {
  display: block;
}

@media (max-width: 600px) {
  .modal-sheet {
    max-height: 90vh;
    padding: 14px 12px 24px;
    border-radius: 20px 20px 0 0;
  }
  
  .playlist-banner {
    padding: 12px;
    gap: 10px;
    margin-bottom: 10px;
  }

  .playlist-banner-thumb {
    width: 48px;
    height: 48px;
  }

  .playlist-banner-title {
    font-size: 0.88rem;
  }

  .playlist-add-all-btn {
    padding: 12px 14px;
    font-size: 0.85rem;
  }

  .playlist-toolbar {
    flex-wrap: wrap;
    gap: 6px;
  }

  .playlist-chip-btn {
    padding: 4px 8px;
    font-size: 0.72rem;
  }

  .result-row {
    padding: 8px 10px;
    gap: 10px;
  }

  .result-thumb {
    width: 48px;
    height: 36px;
  }

  .result-title {
    font-size: 0.82rem;
  }

  .result-add {
    width: 34px;
    height: 34px;
  }
}

/* Toast Notifications */
.toast-stack {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9990;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: calc(100% - 32px);
  max-width: 380px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--r-sm);
  background: var(--bg-raised);
  border: 1px solid var(--border-mid);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  pointer-events: auto;
}

.toast.success { border-left: 4px solid var(--green); }
.toast.error   { border-left: 4px solid var(--red); }
.toast.info    { border-left: 4px solid var(--yt-red); }

/* Admin & Player Control Box */
.auth-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-faint);
  border-radius: var(--r-lg);
  padding: 32px 24px;
  text-align: center;
  margin-bottom: 20px;
}

.auth-icon { font-size: 2.2rem; margin-bottom: 12px; }
.auth-box h2 { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.auth-box p { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 20px; }

.control-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 10px;
}

.btn-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 16px;
  border-radius: var(--r-pill);
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-family: var(--font-yt);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
}

.btn-secondary:hover { background: rgba(255, 255, 255, 0.2); }

.btn-danger {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 16px;
  border-radius: var(--r-pill);
  background: rgba(255, 78, 69, 0.12);
  border: 1px solid rgba(255, 78, 69, 0.3);
  color: var(--red);
  font-family: var(--font-yt);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
}

.btn-danger:hover { background: rgba(255, 78, 69, 0.25); }

/* Switch Toggle */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-faint);
}

.toggle-row-label { font-size: 0.88rem; font-weight: 600; }
.toggle-row-sub { font-size: 0.75rem; color: var(--text-secondary); margin-top: 2px; }

.switch { position: relative; width: 44px; height: 24px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute;
  inset: 0;
  border-radius: 24px;
  background: var(--border-mid);
  cursor: pointer;
  transition: 0.2s;
}

.slider:before {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #ffffff;
  left: 3px; bottom: 3px;
  transition: 0.2s;
}

input:checked + .slider { background: var(--yt-red); }
input:checked + .slider:before { transform: translateX(20px); }

/* Admin Settings Form Card */
.admin-settings-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-faint);
  border-radius: var(--r-md);
  padding: 14px;
  margin-top: 14px;
  margin-bottom: 8px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.settings-card-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.settings-field-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.settings-field-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.settings-field-hint {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-tertiary);
}

.input-with-unit {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-unit .settings-num-input {
  padding-right: 48px;
}

.input-unit {
  position: absolute;
  right: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-tertiary);
  pointer-events: none;
}

.settings-num-input {
  width: 100%;
  height: 38px;
  padding: 0 12px;
  border-radius: var(--r-sm);
  background: var(--bg-input);
  border: 1px solid var(--border-mid);
  color: var(--text-primary);
  font-family: var(--font-yt);
  font-size: 0.88rem;
  font-weight: 600;
  outline: none;
  transition: border-color 0.15s;
}

.settings-num-input:focus {
  border-color: var(--yt-red);
}

.qr-card {
  text-align: center;
  padding: 20px 0 8px;
  border-top: 1px solid var(--border-faint);
  margin-top: 20px;
}

.qr-card img {
  width: 150px; height: 150px;
  border-radius: 8px;
  border: 3px solid #ffffff;
  margin-bottom: 12px;
}

.qr-url {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--yt-red);
  word-break: break-all;
}

/* Footer Credit */
.site-footer {
  text-align: center;
  padding: 24px 0 16px;
  font-size: 0.78rem;
  color: var(--text-tertiary);
  border-top: 1px solid var(--border-faint);
  margin-top: 24px;
}

.site-footer a {
  color: var(--text-secondary);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.15s;
}

.site-footer a:hover {
  color: var(--yt-red);
  text-decoration: underline;
}

.video-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--r-md);
  background: var(--bg-raised);
  overflow: hidden;
  border: 1px solid var(--border-faint);
  margin-bottom: 16px;
}

.video-wrapper iframe,
.video-wrapper #youtube-player {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}