/**
 * Blind Tunes - Vanilla CSS
 * Mobile-first responsive design
 */

/* ============================================
   CSS VARIABLES
   ============================================ */

:root {
    --bt-bg-dark: #0a0a0a;
    --bt-bg-mid: #1a1a2e;
    --bt-bg-light: #0f0f1a;
    --bt-primary: #f72585;
    --bt-primary-light: #ff5c9d;
    --bt-secondary: #7209b7;
    --bt-accent: #3a0ca3;
    --bt-text: #ffffff;
    --bt-text-muted: #888888;
    --bt-text-dim: #666666;
    --bt-border: #2a2a3e;
    --bt-card-bg: #1a1a2e;
    --bt-card-hover: #222240;
    --bt-input-bg: #1a1a2e;
    --bt-featured-title: #ffffff;
    --bt-gold: #ffd700;
    --bt-silver: #c0c0c0;
    --bt-bronze: #cd7f32;
    --bt-radius: 12px;
    --bt-radius-sm: 8px;
    --bt-transition: 0.2s ease;
}

/* ============================================
   BASE STYLES
   ============================================ */

/* Prevent horizontal scroll when app is present */
html:has(#blind-tunes-app),
body:has(#blind-tunes-app) {
    overflow-x: hidden;
    max-width: 100vw;
}

/* Lock width during keyboard open to prevent reflow flicker */
body.bt-keyboard-active {
    overflow-x: hidden !important;
    overscroll-behavior-x: none;
}

/* Prevent iOS from resizing the layout viewport when keyboard opens */
body.bt-keyboard-active #blind-tunes-app {
    overflow: hidden;
    overscroll-behavior: none;
}

#blind-tunes-app {
    min-height: 100vh;
    background: linear-gradient(180deg, var(--bt-bg-dark) 0%, var(--bt-bg-mid) 50%, var(--bt-bg-light) 100%);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--bt-text);
    position: relative;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
    overscroll-behavior-x: none;
}

/* Freeze layout during keyboard transitions to prevent width flicker */
#blind-tunes-app.bt-keyboard-open {
    overflow-x: hidden;
    overscroll-behavior-x: none;
}

#blind-tunes-app * {
    box-sizing: border-box;
}

#blind-tunes-app button {
    font-family: inherit;
    cursor: pointer;
}

#blind-tunes-app input {
    font-family: inherit;
}

/* Full page mode */
#blind-tunes-app.full-page {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Admin bar offset for full-page mode */
body.admin-bar #blind-tunes-app.full-page {
    top: 32px;
}

@media (max-width: 782px) {
    body.admin-bar #blind-tunes-app.full-page {
        top: 46px;
    }
}

/* Loading state */
.bt-loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--bt-text-muted);
}

.bt-loading-icon {
    font-size: 48px;
    margin-bottom: 16px;
    animation: bt-pulse 2s ease-in-out infinite;
}

.bt-loading-text {
    font-size: 14px;
}

@keyframes bt-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

/* ============================================
   CONTAINER
   ============================================ */

.bt-container {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    padding: 16px;
    min-height: 100vh;
    padding-bottom: 220px;
    box-sizing: border-box;
    overflow: hidden;
}

/* ============================================
   HEADER
   ============================================ */

.bt-header {
    text-align: center;
    padding: 24px 0 16px;
}

.bt-logo {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 50%, var(--bt-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -1px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.bt-logo-img {
    max-height: 80px;
    max-width: 280px;
    width: auto;
    height: auto;
    object-fit: contain;
}

.bt-tagline {
    font-size: 12px;
    color: var(--bt-text-dim);
    letter-spacing: 1px;
    margin-top: 4px;
    text-transform: uppercase;
}

/* ============================================
   NAVIGATION
   ============================================ */

.bt-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    margin-bottom: 12px;
}

.bt-back-btn {
    background: none;
    border: none;
    color: var(--bt-text-muted);
    font-size: 14px;
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 4px;
}

.bt-back-btn:hover {
    color: var(--bt-text);
}

.bt-nav-title {
    font-size: 16px;
    font-weight: 600;
}

.bt-nav-spacer {
    width: 50px;
}

/* ============================================
   BUTTONS
   ============================================ */

.bt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    border-radius: var(--bt-radius);
    font-size: 15px;
    font-weight: 600;
    border: none;
    transition: all var(--bt-transition);
    cursor: pointer;
}

.bt-btn-primary {
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    color: var(--bt-text);
}

.bt-btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.bt-btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.bt-btn-secondary {
    background: var(--bt-card-hover);
    color: var(--bt-text);
}

/* Full width buttons when needed */
.bt-btn-block {
    width: 100%;
}

.bt-btn-secondary:hover {
    background: var(--bt-card-hover);
}

.bt-btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 50%;
    background: var(--bt-card-hover);
    border: none;
    color: var(--bt-text);
    font-size: 18px;
}

.bt-btn-icon:hover {
    background: var(--bt-card-hover);
}

/* ============================================
   CARDS
   ============================================ */

.bt-card {
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    padding: 20px;
    transition: background var(--bt-transition);
}

.bt-card:hover {
    background: var(--bt-card-hover);
}

.bt-card-clickable {
    cursor: pointer;
}

/* ============================================
   MENU ITEMS (Home Screen)
   ============================================ */

.bt-menu-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    cursor: pointer;
    transition: all var(--bt-transition);
    margin-bottom: 12px;
}

.bt-menu-item:hover {
    background: var(--bt-card-hover);
    border-color: var(--bt-border);
    transform: translateY(-2px);
}

.bt-menu-icon {
    font-size: 28px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

/* Avatar in menu icon */
.bt-menu-icon.bt-menu-avatar {
    background: none;
    padding: 0;
    overflow: hidden;
    border-radius: 50%;
}

.bt-menu-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.bt-menu-content {
    flex: 1;
}

.bt-menu-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.bt-menu-desc {
    font-size: 13px;
    color: var(--bt-text-muted);
}

.bt-menu-arrow {
    color: var(--bt-text-dim);
    font-size: 20px;
    flex-shrink: 0;
}

/* ============================================
   SERVICE CARDS (Apple Music / YouTube)
   ============================================ */

.bt-service-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    margin-bottom: 12px;
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-service-card:hover {
    background: var(--bt-card-hover);
}

.bt-service-card.connected {
    border-color: rgba(74, 222, 128, 0.3);
    cursor: default;
}

.bt-service-card.youtube-card {
    cursor: default;
}

.bt-service-logo {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.bt-service-logo.apple {
    color: #fc3c44;
}

.bt-service-logo.youtube {
    color: #ff0000;
}

.bt-service-info {
    flex: 1;
}

.bt-service-name {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 2px;
}

.bt-service-status {
    font-size: 12px;
    color: var(--bt-text-muted);
}

.bt-service-card.connected .bt-service-status {
    color: #4ade80;
}

.bt-service-check {
    color: #4ade80;
    font-size: 18px;
    font-weight: bold;
}

.bt-service-arrow {
    color: var(--bt-text-dim);
    font-size: 18px;
}

/* ============================================
   INPUTS
   ============================================ */

.bt-input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bt-input-bg);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    color: var(--bt-text);
    font-size: 15px;
    outline: none;
    transition: border-color var(--bt-transition);
    -webkit-appearance: none;
    -webkit-tap-highlight-color: transparent;
}

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

.bt-input::placeholder {
    color: var(--bt-text-dim);
}

/* Search input with icon */
.bt-search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    /* Prevent layout shift during typing */
    contain: layout;
}

.bt-search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--bt-text-dim);
    font-size: 16px;
    pointer-events: none;
    z-index: 1;
}

.bt-search-input {
    padding-left: 44px !important;
    width: 100%;
    /* Prevent iOS zoom on focus */
    font-size: 16px;
}

/* ============================================
   SECTION HEADERS
   ============================================ */

.bt-section-header {
    font-size: 11px;
    font-weight: 600;
    color: var(--bt-text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 24px 0 12px;
}

/* ============================================
   TOGGLE SWITCH
   ============================================ */

.bt-toggle-container {
    display: flex;
    background: var(--bt-card-hover);
    border-radius: var(--bt-radius);
    padding: 4px;
    margin-bottom: 16px;
}

.bt-toggle-option {
    flex: 1;
    padding: 10px 16px;
    text-align: center;
    border-radius: var(--bt-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--bt-text-muted);
    cursor: pointer;
    transition: all var(--bt-transition);
    border: none;
    background: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.bt-toggle-option.active {
    background: var(--bt-primary);
    color: var(--bt-text);
}

.bt-toggle-option svg {
    flex-shrink: 0;
}

/* YouTube sub-type selector */
.bt-yt-sub-options {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.bt-yt-sub-option {
    flex: 1;
    padding: 8px 10px;
    text-align: center;
    border-radius: var(--bt-radius-sm);
    font-size: 12px;
    font-weight: 500;
    color: var(--bt-text-muted);
    cursor: pointer;
    border: 1px solid var(--bt-border);
    background: transparent;
    transition: all 0.2s ease;
}

.bt-yt-sub-option.active {
    border-color: var(--bt-primary);
    color: var(--bt-text);
    background: rgba(247, 37, 133, 0.15);
}

/* ============================================
   SONG ITEMS
   ============================================ */

.bt-song-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 8px;
    cursor: pointer;
    transition: background var(--bt-transition);
    overflow: hidden;
}

.bt-song-item:hover {
    background: var(--bt-card-hover);
}

.bt-song-item.selected {
    background: rgba(247, 37, 133, 0.15);
    border: 1px solid var(--bt-primary);
}

.bt-song-cover {
    width: 48px;
    height: 48px;
    border-radius: var(--bt-radius-sm);
    object-fit: cover;
    background: var(--bt-card-bg);
    flex-shrink: 0;
}

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

.bt-song-title {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-song-meta {
    font-size: 12px;
    color: var(--bt-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-song-duration {
    font-size: 12px;
    color: var(--bt-text-dim);
    flex-shrink: 0;
    white-space: nowrap;
}

.bt-song-add-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--bt-primary);
    background: none;
    color: var(--bt-primary);
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--bt-transition);
    flex-shrink: 0;
}

.bt-song-add-btn.added {
    background: var(--bt-primary);
    color: var(--bt-text);
}

/* ============================================
   ARTIST/ALBUM ITEMS
   ============================================ */

.bt-artist-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 8px;
    cursor: pointer;
    overflow: hidden;
}

.bt-artist-item:hover {
    background: var(--bt-card-hover);
}

.bt-artist-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--bt-card-bg);
    flex-shrink: 0;
}

.bt-album-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 8px;
    cursor: pointer;
    overflow: hidden;
}

.bt-album-item:hover {
    background: var(--bt-card-hover);
}

.bt-album-cover {
    width: 64px;
    height: 64px;
    border-radius: var(--bt-radius-sm);
    object-fit: cover;
    background: var(--bt-card-bg);
    flex-shrink: 0;
}

/* ============================================
   PREVIEW TRAY
   ============================================ */

.bt-preview-tray {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: calc(100% - 32px);
    max-width: 480px;
    margin: 0 auto;
    /* Width and left position may be overridden by JavaScript on desktop */
    background: linear-gradient(180deg, rgba(26, 26, 46, 0.98) 0%, rgba(10, 10, 10, 0.99) 100%);
    border-top: 1px solid var(--bt-border);
    border-left: 1px solid var(--bt-border);
    border-right: 1px solid var(--bt-border);
    border-radius: 16px 16px 0 0;
    z-index: 100;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    max-height: 70vh;
    overflow: hidden;
    transition: max-height 0.3s ease;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
    box-sizing: border-box;
}

.bt-preview-tray.collapsed {
    max-height: 120px;
}

/* Hide preview tray when mobile keyboard is open */
.bt-keyboard-open .bt-preview-tray {
    opacity: 0;
    pointer-events: none;
    transform: translateY(100%);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.bt-preview-tray.collapsed .bt-preview-content,
.bt-preview-tray.collapsed .bt-preview-actions {
    display: none;
}

.bt-preview-handle {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
}

.bt-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    gap: 12px;
}

.bt-preview-summary {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.bt-preview-expand-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    background: var(--bt-card-bg);
    cursor: pointer;
    font-size: 12px;
    color: var(--bt-text-muted);
    border-top: 1px solid var(--bt-border);
    border-bottom: 1px solid var(--bt-border);
}

.bt-preview-expand-bar:hover {
    background: var(--bt-card-hover);
    color: var(--bt-text);
}

.bt-preview-covers {
    display: flex;
    position: relative;
    width: 60px;
    height: 40px;
}

.bt-preview-cover-thumb {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    object-fit: cover;
    position: absolute;
    border: 2px solid rgba(10, 10, 10, 0.9);
}

.bt-preview-cover-thumb:nth-child(1) { left: 0; }
.bt-preview-cover-thumb:nth-child(2) { left: 8px; }
.bt-preview-cover-thumb:nth-child(3) { left: 16px; }
.bt-preview-cover-thumb:nth-child(4) { left: 24px; }

.bt-preview-info {
    flex: 1;
}

.bt-preview-count {
    font-size: 14px;
    font-weight: 600;
}

.bt-preview-toggle-btn {
    background: var(--bt-card-hover);
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    color: var(--bt-text);
    font-size: 12px;
    cursor: pointer;
}

.bt-preview-content {
    max-height: 300px;
    overflow-y: auto;
    padding: 0 16px;
    -webkit-overflow-scrolling: touch;
}

.bt-preview-content::-webkit-scrollbar {
    width: 4px;
}

.bt-preview-content::-webkit-scrollbar-track {
    background: transparent;
}

.bt-preview-content::-webkit-scrollbar-thumb {
    background: var(--bt-card-hover);
    border-radius: 4px;
}

.bt-preview-song-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-bottom: 1px solid var(--bt-border);
    background: transparent;
    border-radius: var(--bt-radius-sm);
    transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
}

.bt-preview-song-item:active {
    cursor: grabbing;
}

.bt-preview-song-item.dragging,
.bt-preview-song-item.touch-dragging {
    opacity: 0.9;
    background: rgba(247, 37, 133, 0.2);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    z-index: 100;
}

.bt-preview-song-item.drag-over {
    background: rgba(247, 37, 133, 0.15);
    border: 1px dashed var(--bt-primary);
}

.bt-drag-handle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 36px;
    color: var(--bt-text-muted);
    font-size: 14px;
    letter-spacing: 2px;
    cursor: grab;
    flex-shrink: 0;
    touch-action: none;
    border-radius: 4px;
    transition: background 0.15s ease, color 0.15s ease;
}

.bt-drag-handle:hover {
    background: var(--bt-card-hover);
    color: var(--bt-text);
}

.bt-drag-handle:active {
    cursor: grabbing;
    background: var(--bt-card-hover);
}

.bt-drag-placeholder {
    background: rgba(247, 37, 133, 0.1);
    border: 2px dashed var(--bt-primary);
    border-radius: var(--bt-radius-sm);
    margin: 4px 0;
}

.bt-preview-song-num {
    color: var(--bt-text-dim);
    font-size: 12px;
    width: 20px;
    flex-shrink: 0;
    text-align: center;
}

.bt-preview-song-cover {
    width: 40px;
    height: 40px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
}

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

.bt-preview-song-title {
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-preview-song-artist {
    font-size: 11px;
    color: var(--bt-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-preview-remove {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--bt-card-hover);
    color: var(--bt-text-muted);
    border: none;
    font-size: 16px;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-preview-remove:hover {
    background: rgba(247, 37, 133, 0.3);
    color: var(--bt-primary);
}

.bt-preview-actions {
    display: flex;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid var(--bt-border);
}

.bt-preview-clear {
    flex: 0 0 auto;
}

.bt-preview-continue {
    flex: 1;
}

/* ============================================
   FINALIZE SCREEN
   ============================================ */

.bt-finalize {
    padding: 20px 0;
}

.bt-finalize-header {
    text-align: center;
    margin-bottom: 24px;
}

.bt-finalize-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.bt-finalize-subtitle {
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-finalize-options {
    display: flex;
    gap: 12px;
    margin: 24px 0;
}

.bt-finalize-option {
    flex: 1;
    padding: 16px;
    background: var(--bt-card-bg);
    border: 2px solid var(--bt-border);
    border-radius: var(--bt-radius);
    text-align: center;
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-finalize-option:hover {
    border-color: var(--bt-primary);
}

.bt-finalize-option.active {
    border-color: var(--bt-primary);
    background: rgba(247, 37, 133, 0.1);
}

.bt-finalize-option-icon {
    font-size: 28px;
    margin-bottom: 8px;
}

.bt-finalize-option-label {
    font-size: 14px;
    font-weight: 500;
}

.bt-finalize-option-desc {
    font-size: 11px;
    color: var(--bt-text-dim);
    margin-top: 4px;
}

/* Blind mode options - smaller items */
.bt-blind-options .bt-finalize-option {
    padding: 12px 8px;
}

.bt-blind-options .bt-finalize-option-icon {
    font-size: 24px;
    margin-bottom: 6px;
}

.bt-blind-options .bt-finalize-option-label {
    font-size: 13px;
}

/* Cover Template Picker */
.bt-template-picker {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
    margin: 16px 0;
}

.bt-template-item {
    cursor: pointer;
    border-radius: var(--bt-radius);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all var(--bt-transition);
    background: var(--bt-card-bg);
}

.bt-template-item:hover {
    border-color: var(--bt-primary);
    transform: translateY(-2px);
}

.bt-template-item.active {
    border-color: var(--bt-primary);
    box-shadow: 0 0 12px rgba(247, 37, 133, 0.3);
}

.bt-template-preview {
    width: 100%;
    aspect-ratio: 1.9;
    background-size: cover;
    background-position: center;
    background-color: var(--bt-bg-mid);
    display: flex;
    justify-content: center;
    padding: 8px;
    /* Default to bottom, but can be overridden by inline style */
    align-items: flex-end;
}

.bt-template-preview[data-position="top"] {
    align-items: flex-start;
}

.bt-template-preview[data-position="center"] {
    align-items: center;
}

.bt-template-preview[data-position="bottom"] {
    align-items: flex-end;
}

.bt-template-text {
    font-size: 10px;
    font-weight: 700;
    text-align: center;
    max-width: 90%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bt-template-name {
    padding: 8px;
    font-size: 11px;
    font-weight: 500;
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
}

.bt-loading-small {
    padding: 20px;
    text-align: center;
    color: var(--bt-text-muted);
    font-size: 13px;
}

.bt-no-templates {
    padding: 20px;
    text-align: center;
    color: var(--bt-text-muted);
    font-size: 13px;
    grid-column: 1 / -1;
}

/* Mobile adjustments for template picker */
@media (max-width: 480px) {
    .bt-template-picker {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .bt-template-preview {
        padding: 6px;
    }
    
    .bt-template-text {
        font-size: 9px;
    }
    
    .bt-template-name {
        padding: 6px;
        font-size: 10px;
    }
}

.bt-finalize-song-list {
    max-height: 300px;
    overflow-y: auto;
    overflow-x: hidden;
}

.bt-finalize-song {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius-sm);
    margin-bottom: 6px;
    overflow: hidden;
}

.bt-finalize-song-number {
    width: 24px;
    height: 24px;
    background: var(--bt-card-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.bt-finalize-song-cover {
    width: 40px;
    height: 40px;
    border-radius: var(--bt-radius-sm);
    flex-shrink: 0;
}

.bt-finalize-arrows {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-shrink: 0;
}

.bt-finalize-arrow {
    background: none;
    border: none;
    color: var(--bt-text-muted);
    padding: 2px 6px;
    font-size: 10px;
    cursor: pointer;
}

.bt-finalize-arrow:disabled {
    color: var(--bt-text-dim);
    cursor: default;
}

/* ============================================
   SHARE SCREEN
   ============================================ */

.bt-share {
    text-align: center;
    padding: 40px 0;
}

.bt-share-code {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: 6px;
    color: var(--bt-primary);
    margin: 24px 0;
}

.bt-share-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 16px 0;
}

.bt-share-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid var(--bt-border);
    font-size: 24px;
    cursor: pointer;
    transition: all var(--bt-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bt-card-bg);
    color: var(--bt-text);
}

.bt-share-btn:hover {
    transform: scale(1.1);
    border-color: var(--bt-primary);
}

.bt-share-btn svg {
    width: 20px;
    height: 20px;
}

.bt-share-btn.bt-share-image {
    background: linear-gradient(135deg, var(--bt-primary), var(--bt-secondary));
    border-color: transparent;
    color: var(--bt-text);
}

.bt-share-btn.bt-share-image:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(247, 37, 133, 0.4);
}

.bt-share-btn.bt-share-copy {
    background: var(--bt-card-hover);
    color: var(--bt-text);
}

.bt-share-btn.bt-share-copy:hover {
    background: var(--bt-card-hover);
}

/* Export Section */
.bt-export-section {
    margin-bottom: 24px;
    text-align: center;
}

.bt-export-section .bt-section-header {
    margin-bottom: 12px;
}

.bt-btn-export {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--bt-radius);
    border: none;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--bt-transition);
    width: 100%;
    max-width: 280px;
}

.bt-btn-export .bt-export-icon {
    font-size: 18px;
}

.bt-btn-export.apple {
    background: linear-gradient(135deg, #fc3c44 0%, #fb5c74 100%);
    color: var(--bt-text);
}

.bt-btn-export.apple:hover {
    background: linear-gradient(135deg, #e0343b 0%, #e04d64 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(252, 60, 68, 0.3);
}

.bt-btn-export.youtube {
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
    color: var(--bt-text);
}

.bt-btn-export.youtube:hover {
    background: linear-gradient(135deg, #e00000 0%, #b30000 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 0, 0, 0.3);
}

/* ============================================
   GAME SCREEN
   ============================================ */

.bt-game {
    padding: 16px 0;
}

.bt-game-progress {
    text-align: center;
    margin-bottom: 16px;
}

.bt-game-progress-text {
    font-size: 13px;
    color: var(--bt-text-muted);
    margin-bottom: 8px;
}

.bt-game-progress-bar {
    height: 4px;
    background: var(--bt-card-hover);
    border-radius: 2px;
    overflow: hidden;
}

.bt-game-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    transition: width 0.3s ease;
}

/* Apple Music Authorization Banner */
.bt-auth-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, rgba(251, 91, 137, 0.15) 0%, rgba(99, 102, 241, 0.15) 100%);
    border: 1px solid rgba(251, 91, 137, 0.3);
    border-radius: var(--bt-radius);
    padding: 12px 16px;
    margin-bottom: 16px;
}

.bt-auth-text {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--bt-text);
}

.bt-auth-icon {
    font-size: 18px;
}

.bt-auth-btn {
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    padding: 8px 16px;
    font-size: 12px;
}

.bt-game-player {
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    padding: 20px;
    margin-bottom: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bt-game-cover-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 16px;
    flex-shrink: 0;
}

.bt-game-cover {
    width: 100%;
    height: 100%;
    border-radius: var(--bt-radius);
    object-fit: cover;
    display: block;
}

.bt-game-cover.hidden {
    filter: blur(30px);
}

/* Full blind mode cover */
.bt-game-cover-blind {
    background: linear-gradient(135deg, var(--bt-primary), var(--bt-secondary));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.bt-game-cover-blind .bt-blind-icon {
    font-size: 48px;
}

.bt-game-cover-blind .bt-blind-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--bt-text);
    opacity: 0.9;
}

/* Blind mode info */
.bt-game-info-blind .bt-game-title {
    color: var(--bt-primary);
}

.bt-game-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: var(--bt-text);
    font-size: 24px;
    cursor: pointer;
}

.bt-game-info {
    text-align: center;
    width: 100%;
}

.bt-game-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.bt-game-artist {
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-game-album {
    font-size: 12px;
    color: var(--bt-text-dim);
    margin-top: 4px;
}

.bt-game-hidden-text {
    font-size: 16px;
    color: var(--bt-text-dim);
    font-style: italic;
}

/* YouTube embed */
.bt-youtube-player {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: var(--bt-radius);
    margin-bottom: 16px;
}

/* Audio progress bar */
.bt-audio-progress {
    margin: 16px 0;
    width: 100%;
}

.bt-audio-bar {
    height: 8px;
    background: var(--bt-card-hover);
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    overflow: visible;
    -webkit-tap-highlight-color: transparent;
    touch-action: none;
}

.bt-audio-bar:hover {
    background: var(--bt-card-hover);
}

.bt-audio-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--bt-primary), var(--bt-secondary));
    border-radius: 4px;
    position: relative;
    overflow: visible;
    pointer-events: none; /* Allow clicks to pass through to parent */
}

.bt-audio-bar-fill::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 14px;
    height: 14px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
    z-index: 5;
    pointer-events: none; /* Allow clicks to pass through to parent */
}

.bt-audio-times {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--bt-text-dim);
    margin-top: 4px;
}

/* First-song guide */
.bt-first-song-guide {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(251, 91, 137, 0.12) 100%);
    border: 1px solid rgba(99, 102, 241, 0.25);
    border-radius: var(--bt-radius);
    padding: 14px 16px;
    margin-bottom: 16px;
}

.bt-guide-text {
    font-size: 14px;
    line-height: 1.5;
    color: var(--bt-text);
    text-align: center;
}

.bt-lockin-hint {
    font-size: 13px;
    color: var(--bt-text-dim);
    text-align: center;
    margin-top: 8px;
    animation: bt-hint-pulse 2s ease-in-out infinite;
}

@keyframes bt-hint-pulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

/* Ranking buttons */
.bt-ranking-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    margin: 20px 0;
}

.bt-rank-btn {
    aspect-ratio: 1;
    border-radius: var(--bt-radius-sm);
    border: 2px solid var(--bt-border);
    background: var(--bt-card-bg);
    color: var(--bt-text);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-rank-btn:hover:not(:disabled) {
    border-color: var(--bt-primary);
    background: rgba(247, 37, 133, 0.1);
}

.bt-rank-btn.selected {
    background: var(--bt-primary);
    border-color: var(--bt-primary);
}

.bt-rank-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Lock in section */
.bt-lockin {
    text-align: center;
    padding: 20px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

.bt-lockin-timer {
    font-size: 48px;
    font-weight: 800;
    color: var(--bt-primary);
    margin-bottom: 12px;
}

/* ============================================
   RESULTS SCREEN
   ============================================ */

.bt-results {
    padding: 20px 0;
}

.bt-results-header {
    text-align: center;
    margin-bottom: 24px;
}

.bt-results-trophy {
    font-size: 48px;
    margin-bottom: 12px;
}

.bt-results-title {
    font-size: 24px;
    font-weight: 700;
}

.bt-results-list {
    margin-bottom: 24px;
}

.bt-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 8px;
}

.bt-result-rank {
    width: 36px;
    height: 36px;
    border-radius: var(--bt-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.bt-result-rank.gold { background: var(--bt-gold); color: #000; }
.bt-result-rank.silver { background: var(--bt-silver); color: #000; }
.bt-result-rank.bronze { background: var(--bt-bronze); color: #000; }
.bt-result-rank.normal { background: var(--bt-card-hover); color: var(--bt-text); }

.bt-result-cover {
    width: 48px;
    height: 48px;
    border-radius: var(--bt-radius-sm);
}

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

.bt-result-title {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-result-meta {
    font-size: 12px;
    color: var(--bt-text-muted);
}

/* ============================================
   PROFILE SCREEN
   ============================================ */

.bt-profile {
    padding: 20px 0;
}

.bt-profile-header {
    text-align: center;
    margin-bottom: 32px;
}

.bt-profile-name {
    font-size: 24px;
    font-weight: 700;
}

.bt-profile-tier {
    font-size: 12px;
    color: var(--bt-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

/* Premium Badge */
.bt-premium-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 50%, #FF8C00 100%);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    color: #1a1a2e;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
    animation: bt-premium-glow 2s ease-in-out infinite;
}

.bt-premium-icon {
    font-size: 14px;
}

.bt-premium-text {
    line-height: 1;
}

@keyframes bt-premium-glow {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
    }
    50% {
        box-shadow: 0 2px 16px rgba(255, 215, 0, 0.6);
    }
}

/* Premium avatar ring */
.bt-profile-avatar.premium {
    position: relative;
}

.bt-premium-ring {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 3px solid transparent;
    background: linear-gradient(135deg, #FFD700, #FFA500, #FF8C00, #FFD700) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: bt-ring-rotate 3s linear infinite;
}

@keyframes bt-ring-rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Home screen profile buttons (3-button row) */
.bt-profile-buttons {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}

.bt-profile-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px 8px;
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    color: var(--bt-text);
    cursor: pointer;
    transition: all 0.2s ease;
}

.bt-profile-btn:hover {
    background: var(--bt-card-hover);
    transform: translateY(-1px);
}

.bt-profile-btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.bt-profile-btn-icon.bt-profile-btn-avatar {
    overflow: hidden;
}

.bt-profile-btn-icon.bt-profile-btn-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.bt-profile-btn-label {
    font-size: 12px;
    font-weight: 600;
    opacity: 0.9;
}

/* Profile tab bar */
.bt-profile-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--bt-border);
}

.bt-profile-tab {
    flex: 1;
    padding: 12px 8px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    color: var(--bt-text-muted, #888);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.bt-profile-tab:hover {
    color: var(--bt-text);
}

.bt-profile-tab.active {
    color: var(--bt-text);
    border-bottom-color: var(--bt-primary);
}

/* Tab helper text */
.bt-tab-helper {
    color: var(--bt-text-muted, #888);
    font-size: 13px;
    line-height: 1.4;
    padding: 8px 0 12px;
}

/* Tab content container */
.bt-profile-tab-content {
    min-height: 100px;
}

/* In Library button style */
.bt-in-library {
    color: var(--bt-primary) !important;
    font-weight: 700 !important;
}

/* Play popup modal */
.bt-play-popup {
    max-width: 320px;
}

.bt-play-popup-btn {
    text-align: center;
    justify-content: center;
}

.bt-profile-playlist {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 10px;
}

.bt-profile-playlist-cover {
    width: 48px;
    height: 48px;
    border-radius: var(--bt-radius-sm);
    object-fit: cover;
    background: var(--bt-card-hover);
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-profile-playlist-info {
    flex: 1;
}

.bt-profile-playlist-name {
    font-size: 14px;
    font-weight: 600;
}

.bt-profile-playlist-meta {
    font-size: 12px;
    color: var(--bt-text-muted);
}

.bt-content-badge {
    margin-right: 4px;
}

.bt-profile-playlist-actions {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.bt-playlist-action-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bt-card-hover);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.2s ease;
}

.bt-playlist-action-btn.bt-playlist-action-text {
    width: auto;
    height: auto;
    border-radius: var(--bt-radius-sm);
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--bt-text-muted);
}

.bt-playlist-action-btn.bt-playlist-action-text:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--bt-text);
}

.bt-playlist-action-btn.bt-playlist-action-text.bt-delete {
    color: var(--bt-text-dim);
}

.bt-playlist-action-btn.bt-playlist-action-text.bt-delete:hover {
    background: rgba(247, 37, 133, 0.2);
    color: var(--bt-primary);
}

.bt-playlist-action-btn:hover {
    background: var(--bt-card-hover);
    transform: scale(1.1);
}

.bt-playlist-action-btn.bt-delete:hover {
    background: rgba(247, 37, 133, 0.3);
}

/* Playroom share button */
.bt-playroom-share-btn {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--bt-radius-sm);
    transition: background 0.2s ease;
    flex-shrink: 0;
}

.bt-playroom-share-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Ranking preview in profile */
.bt-profile-ranking-card {
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 12px;
    overflow: hidden;
}

.bt-profile-ranking-card .bt-profile-playlist {
    margin-bottom: 0;
    border-radius: 0;
}

.bt-ranking-preview {
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--bt-border);
}

.bt-ranking-label {
    font-size: 11px;
    color: var(--bt-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.bt-ranking-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 13px;
}

.bt-ranking-num {
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    flex-shrink: 0;
}

.bt-ranking-title {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

.bt-ranking-artist {
    color: var(--bt-text-dim);
    font-size: 12px;
    white-space: nowrap;
}

/* Account Section */
.bt-account-section {
    margin-top: 12px;
}

.bt-account-links {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.bt-account-link {
    color: var(--bt-text-muted);
    font-size: 14px;
    text-decoration: none;
    transition: color var(--bt-transition);
}

.bt-account-link:hover {
    color: var(--bt-primary);
}

.bt-danger-zone {
    background: rgba(220, 50, 50, 0.1);
    border: 1px solid rgba(220, 50, 50, 0.3);
    border-radius: var(--bt-radius);
    padding: 20px;
}

.bt-danger-title {
    color: #dc3232;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
}

.bt-danger-text {
    color: var(--bt-text-muted);
    font-size: 13px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.bt-btn-danger {
    background: #dc3232;
    color: white;
    border: none;
}

.bt-btn-danger:hover {
    background: #c92a2a;
}

/* ============================================
   JOIN SCREEN
   ============================================ */

.bt-join {
    padding: 40px 0;
    text-align: center;
}

.bt-join-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.bt-join-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.bt-join-desc {
    font-size: 14px;
    color: var(--bt-text-muted);
    margin-bottom: 24px;
}

.bt-code-input {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 4px;
    text-align: center;
    text-transform: uppercase;
}

/* ============================================
   ERROR MESSAGE
   ============================================ */

.bt-error {
    color: #f87171;
    text-align: center;
    font-size: 14px;
    margin-top: 12px;
}

/* ============================================
   PLATFORM ATTRIBUTION
   ============================================ */

.bt-attribution {
    text-align: center;
    font-size: 11px;
    color: var(--bt-text-dim);
    margin-top: 16px;
}

.bt-attribution img {
    height: 16px;
    vertical-align: middle;
    margin-left: 4px;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 380px) {
    .bt-container {
        padding: 12px;
    }
    
    .bt-ranking-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .bt-share-buttons {
        gap: 12px;
    }
    
    .bt-share-btn {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.bt-hidden {
    display: none !important;
}

.bt-text-center {
    text-align: center;
}

.bt-mb-12 {
    margin-bottom: 12px;
}

.bt-mb-16 {
    margin-bottom: 16px;
}

.bt-mb-24 {
    margin-bottom: 24px;
}

.bt-mt-12 {
    margin-top: 12px;
}

.bt-mt-24 {
    margin-top: 24px;
}

/* Scrollbar styling */
#blind-tunes-app ::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

#blind-tunes-app ::-webkit-scrollbar-track {
    background: transparent;
}

#blind-tunes-app ::-webkit-scrollbar-thumb {
    background: var(--bt-card-hover);
    border-radius: 3px;
}

#blind-tunes-app ::-webkit-scrollbar-thumb:hover {
    background: var(--bt-card-hover);
}

/* ============================================
   YOUTUBE POSTER (No Autoplay)
   ============================================ */

.bt-youtube-container {
    border-radius: 12px;
    overflow: hidden;
    background: #000;
}

.bt-youtube-poster {
    width: 100%;
    height: 200px;
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.bt-youtube-poster::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
}

.bt-youtube-play-btn {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(255, 0, 0, 0.9);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    transition: transform 0.2s, background 0.2s;
}

.bt-youtube-play-btn:hover {
    transform: scale(1.1);
    background: rgba(255, 0, 0, 1);
}

.bt-youtube-play-icon {
    font-size: 28px;
    color: white;
    margin-left: 4px;
}

.bt-youtube-hint {
    position: relative;
    z-index: 1;
    margin-top: 12px;
    font-size: 13px;
    color: var(--bt-text);
}

/* ============================================
   LOGIN MODAL
   ============================================ */

.bt-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    backdrop-filter: blur(4px);
}

.bt-modal {
    background: linear-gradient(180deg, #1a1a2e 0%, #0f0f1a 100%);
    border-radius: 16px;
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--bt-border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.bt-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--bt-border);
}

.bt-modal-title {
    font-size: 18px;
    font-weight: 600;
}

.bt-modal-close {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--bt-card-hover);
    border: none;
    color: var(--bt-text-muted);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-modal-close:hover {
    background: var(--bt-card-hover);
    color: var(--bt-text);
}

.bt-modal-body {
    padding: 20px;
}

.bt-form-group {
    margin-bottom: 16px;
}

.bt-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--bt-text-muted);
    margin-bottom: 8px;
}

.bt-modal-footer {
    margin-top: 20px;
    text-align: center;
    padding-top: 16px;
    border-top: 1px solid var(--bt-border);
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-link {
    color: var(--bt-primary);
    text-decoration: none;
    font-size: 13px;
}

.bt-link:hover {
    text-decoration: underline;
}

.bt-link-btn {
    background: none;
    border: none;
    color: var(--bt-primary);
    cursor: pointer;
    font-size: inherit;
    padding: 0;
    text-decoration: underline;
}

.bt-link-btn:hover {
    color: #ff4d9d;
}

/* Auth Modal */
.bt-modal-auth {
    max-width: 400px;
}

.bt-auth-verify {
    text-align: center;
    padding: 20px 0;
}

.bt-verify-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.bt-verify-email {
    font-weight: 600;
    color: var(--bt-primary);
    margin: 12px 0;
}

.bt-btn-link {
    background: none;
    border: none;
    color: var(--bt-text-muted);
    cursor: pointer;
    font-size: 14px;
    padding: 8px;
}

.bt-btn-link:hover {
    color: var(--bt-text);
}

/* Forgot Password Link */
.bt-forgot-link {
    display: block;
    background: none;
    border: none;
    color: var(--bt-text-muted);
    cursor: pointer;
    font-size: 13px;
    padding: 0;
    margin-top: 8px;
    text-align: right;
    transition: color 0.2s;
}

.bt-forgot-link:hover {
    color: var(--bt-primary);
}

/* Forgot Password Form */
.bt-forgot-desc {
    color: var(--bt-text-muted);
    font-size: 14px;
    margin-bottom: 16px;
    line-height: 1.5;
}

/* Password Requirements */
.bt-password-requirements {
    margin-top: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

.bt-password-req {
    font-size: 12px;
    color: var(--bt-text-dim);
    padding: 4px 0;
    transition: color var(--bt-transition);
}

.bt-password-req.met {
    color: #4ade80;
}

/* ============================================
   SUCCESS MESSAGE
   ============================================ */

.bt-success {
    background: rgba(74, 222, 128, 0.15);
    border: 1px solid rgba(74, 222, 128, 0.3);
    color: #4ade80;
    padding: 12px 16px;
    border-radius: var(--bt-radius);
    font-size: 14px;
    margin: 12px 0;
    text-align: center;
}

/* ============================================
   SEARCH FILTER TABS
   ============================================ */

.bt-filter-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 12px;
    margin-bottom: 16px;
    -webkit-overflow-scrolling: touch;
}

.bt-filter-tabs::-webkit-scrollbar {
    display: none;
}

.bt-filter-tab {
    flex-shrink: 0;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    background: var(--bt-card-hover);
    color: var(--bt-text-muted);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.bt-filter-tab.active {
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    color: var(--bt-text);
}

/* ============================================
   IMPORT SECTIONS
   ============================================ */

.bt-import-section {
    margin-bottom: 16px;
}

.bt-import-row {
    display: flex;
    gap: 8px;
    width: 100%;
}

.bt-import-input {
    flex: 1;
    min-width: 0;
    background: var(--bt-card-hover);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    padding: 12px 14px;
    color: var(--bt-text);
    font-size: 14px;
}

.bt-import-input:focus {
    outline: none;
    border-color: var(--bt-primary);
}

.bt-import-input::placeholder {
    color: var(--bt-text-dim);
}

/* Import row buttons - don't stretch */
.bt-import-row .bt-btn {
    flex-shrink: 0;
    width: auto;
    padding: 12px 20px;
}

.bt-btn-youtube {
    background: linear-gradient(135deg, #FF0000 0%, #cc0000 100%);
    color: var(--bt-text);
    border: none;
    border-radius: var(--bt-radius);
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
}

.bt-btn-small {
    padding: 8px 12px;
    font-size: 12px;
}

/* ============================================
   PREVIEW BUTTON ON SONGS
   ============================================ */

.bt-preview-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bt-card-hover);
    border: none;
    color: var(--bt-text);
    font-size: 12px;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
}

.bt-preview-btn.playing {
    background: var(--bt-primary);
}

.bt-song-cover.with-preview {
    margin-left: 0;
}

.bt-track-spacer {
    width: 32px;
    margin-right: 8px;
    flex-shrink: 0;
}

/* ============================================
   ARTIST VIEW
   ============================================ */

.bt-artist-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

.bt-artist-large-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.bt-artist-header-info {
    flex: 1;
}

.bt-artist-header-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.bt-artist-header-genre {
    font-size: 14px;
    color: var(--bt-text-muted);
}

/* ============================================
   ALBUM VIEW
   ============================================ */

.bt-album-header {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

.bt-album-large-cover {
    width: 120px;
    height: 120px;
    border-radius: var(--bt-radius);
    object-fit: cover;
    flex-shrink: 0;
}

.bt-album-header-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.bt-album-header-title {
    font-size: 18px;
    font-weight: 700;
}

.bt-album-header-artist {
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-album-header-meta {
    font-size: 12px;
    color: var(--bt-text-dim);
    margin-bottom: 8px;
}

/* ============================================
   TRACK LIST
   ============================================ */

.bt-track-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--bt-border);
}

.bt-track-item.selected {
    background: rgba(247, 37, 133, 0.1);
    margin: 0 -16px;
    padding: 12px 16px;
}

.bt-track-num {
    width: 24px;
    font-size: 13px;
    color: var(--bt-text-dim);
    flex-shrink: 0;
}

.bt-track-cover {
    width: 40px;
    height: 40px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
    margin-right: 8px;
}

/* ============================================
   SIMILAR ARTISTS/ALBUMS GRID
   ============================================ */

.bt-similar-grid {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 12px;
    -webkit-overflow-scrolling: touch;
}

.bt-similar-grid::-webkit-scrollbar {
    display: none;
}

.bt-similar-card {
    flex-shrink: 0;
    width: 100px;
    text-align: center;
    cursor: pointer;
}

.bt-similar-image {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 8px;
}

.bt-similar-name {
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-similar-albums {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 12px;
    -webkit-overflow-scrolling: touch;
}

.bt-similar-albums::-webkit-scrollbar {
    display: none;
}

.bt-similar-album-card {
    flex-shrink: 0;
    width: 120px;
    cursor: pointer;
}

.bt-similar-album-cover {
    width: 120px;
    height: 120px;
    border-radius: var(--bt-radius-sm);
    object-fit: cover;
    margin-bottom: 8px;
}

.bt-similar-album-title {
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-similar-album-artist {
    font-size: 11px;
    color: var(--bt-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ============================================
   PREVIEW TRAY EXTRA COUNT
   ============================================ */

.bt-preview-extra {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    background: var(--bt-card-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    position: absolute;
    left: 32px;
    border: 2px solid rgba(10, 10, 10, 0.9);
}

/* ============================================
   RANKINGS SO FAR (GAME SCREEN)
   ============================================ */

.bt-rankings-sofar {
    margin-top: 24px;
    padding: 16px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

.bt-rankings-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bt-ranked-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius-sm);
}

.bt-ranked-num {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--bt-card-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.bt-ranked-num.top1 {
    background: linear-gradient(135deg, #ffd700, #ffb700);
    color: #000;
}

.bt-ranked-num.top2 {
    background: linear-gradient(135deg, #c0c0c0, #a0a0a0);
    color: #000;
}

.bt-ranked-num.top3 {
    background: linear-gradient(135deg, #cd7f32, #a0522d);
    color: #000;
}

.bt-ranked-cover {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
}

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

.bt-ranked-title {
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-ranked-artist {
    font-size: 11px;
    color: var(--bt-text-muted);
}

/* ============================================
   SHARE MODAL
   ============================================ */

.bt-share-modal {
    max-width: 340px;
}

.bt-share-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.bt-share-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.bt-share-option:hover {
    background: var(--bt-card-hover);
    border-color: var(--bt-primary);
}

.bt-share-option:active {
    transform: scale(0.95);
}

.bt-share-option-icon {
    font-size: 24px;
    line-height: 1;
}

.bt-share-option-label {
    font-size: 11px;
    color: var(--bt-text-muted);
    text-align: center;
}

/* Share image modal */
.bt-share-image-info {
    font-size: 14px;
    color: var(--bt-text-muted);
    text-align: center;
    margin: 0 0 20px 0;
    line-height: 1.5;
}

.bt-share-image-tip {
    font-size: 13px;
    color: var(--bt-text-dim);
    text-align: center;
    margin: 20px 0 0 0;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius-sm);
    line-height: 1.5;
}

.bt-share-option-primary {
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%) !important;
    color: #fff !important;
}

.bt-share-option-primary:hover {
    opacity: 0.9;
}

/* SVG icon styling */
.bt-icon-svg {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-icon-svg svg {
    width: 20px;
    height: 20px;
}

/* Social brand colors */
.bt-share-x {
    background: rgba(0, 0, 0, 0.4) !important;
}

.bt-share-x:hover {
    background: rgba(0, 0, 0, 0.6) !important;
    border-color: #fff !important;
}

.bt-share-facebook {
    background: rgba(24, 119, 242, 0.2) !important;
}

.bt-share-facebook:hover {
    background: rgba(24, 119, 242, 0.4) !important;
    border-color: #1877f2 !important;
}

.bt-share-facebook .bt-icon-svg svg {
    fill: #1877f2;
}

/* Results share modal */
.bt-results-share-modal {
    max-width: 380px;
}

.bt-share-results-intro {
    font-size: 14px;
    color: var(--bt-text-muted);
    text-align: center;
    margin: 0 0 20px 0;
}

.bt-share-options-grid {
    grid-template-columns: repeat(2, 1fr);
}

.bt-share-options-grid .bt-share-option-primary {
    grid-column: span 2;
}

.bt-share-options-simple {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bt-share-options-simple .bt-share-option-large {
    padding: 20px;
    font-size: 16px;
}

.bt-share-options-simple .bt-share-option-large .bt-share-option-icon {
    width: 28px;
    height: 28px;
}

.bt-share-tip {
    font-size: 12px;
    color: var(--bt-text-dim);
    text-align: center;
    margin: 16px 0 0 0;
    padding: 10px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius-sm);
}


/* ============================================
   SHARE SCREEN HERO
   ============================================ */

.bt-share-hero {
    text-align: center;
    padding: 32px 16px;
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.1) 0%, rgba(114, 9, 183, 0.1) 100%);
    border-radius: var(--bt-radius);
    margin-bottom: 24px;
}

.bt-share-hero-icon {
    font-size: 56px;
    margin-bottom: 16px;
    animation: bt-pulse 2s ease-in-out infinite;
}

.bt-share-hero-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 8px 0;
}

.bt-share-hero-subtitle {
    font-size: 14px;
    color: var(--bt-text-muted);
    margin: 0;
}

/* Share Cover Image */
.bt-share-cover {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1.9;
    margin: 0 auto 16px;
    border-radius: var(--bt-radius);
    background-size: cover;
    background-position: center;
    background-color: var(--bt-bg-mid);
    display: flex;
    justify-content: center;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    /* Default to bottom */
    align-items: flex-end;
}

.bt-share-cover[data-position="top"] {
    align-items: flex-start;
}

.bt-share-cover[data-position="center"] {
    align-items: center;
}

.bt-share-cover[data-position="bottom"] {
    align-items: flex-end;
}

.bt-share-cover-text {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    max-width: 90%;
    word-wrap: break-word;
}

.bt-share-subtitle {
    text-align: center;
    font-size: 14px;
    color: var(--bt-text-muted);
    margin: 0 0 24px 0;
}

.bt-download-cover {
    display: block;
    margin: 8px auto 16px;
    padding: 8px 16px;
    background: none;
    border: none;
    color: var(--bt-text-muted);
    font-size: 13px;
    cursor: pointer;
    transition: color var(--bt-transition);
}

.bt-download-cover:hover {
    color: var(--bt-primary);
}

.bt-share-code-section {
    text-align: center;
    margin-bottom: 24px;
}

.bt-share-code-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--bt-text-dim);
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.bt-share-cta {
    text-align: center;
    padding: 24px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 20px;
}

.bt-share-cta-text {
    font-size: 14px;
    color: var(--bt-text-muted);
    margin: 0 0 20px 0;
    line-height: 1.5;
}

.bt-btn-share-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    color: var(--bt-text);
    border: none;
    border-radius: var(--bt-radius);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 20px rgba(247, 37, 133, 0.3);
}

.bt-btn-share-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(247, 37, 133, 0.4);
}

.bt-btn-share-main:active {
    transform: translateY(0);
}

.bt-share-icon {
    width: 20px;
    height: 20px;
}

.bt-share-divider {
    display: flex;
    align-items: center;
    margin: 20px 0;
    color: var(--bt-text-dim);
    font-size: 12px;
}

.bt-share-divider::before,
.bt-share-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--bt-card-hover);
}

.bt-share-divider span {
    padding: 0 16px;
}

/* Results share button */
.bt-btn-share-results {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    color: var(--bt-text);
    border: none;
    border-radius: var(--bt-radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 24px;
    transition: all 0.2s ease;
}

.bt-btn-share-results:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.bt-btn-share-results .bt-share-icon {
    width: 18px;
    height: 18px;
}

/* Share image button */
.bt-btn-share-image {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, #e91e63 0%, #9c27b0 100%);
    color: var(--bt-text);
    border: none;
    border-radius: var(--bt-radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 24px;
    transition: all 0.2s ease;
}

.bt-btn-share-image:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.bt-btn-share-image .bt-share-icon {
    width: 18px;
    height: 18px;
}

/* Side-by-side share buttons */
.bt-share-buttons-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.bt-btn-share-primary {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 16px;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    color: var(--bt-text);
    border: none;
    border-radius: var(--bt-radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.bt-btn-share-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.bt-btn-share-primary .bt-share-icon {
    width: 16px;
    height: 16px;
}

.bt-btn-share-secondary {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 16px;
    background: transparent;
    color: var(--bt-text);
    border: 2px solid var(--bt-border, rgba(255, 255, 255, 0.15));
    border-radius: var(--bt-radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.bt-btn-share-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-1px);
}

.bt-btn-share-secondary .bt-share-icon {
    width: 16px;
    height: 16px;
}

/* Guest sign-up CTA card */
.bt-guest-cta {
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--bt-radius);
    padding: 24px;
    text-align: center;
    margin-top: 16px;
}

.bt-guest-cta-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.bt-guest-cta-text {
    color: var(--bt-text-muted, #888);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 16px;
}

.bt-guest-cta .bt-btn-primary {
    margin-top: 0;
}

/* ============================================
   FLOATING SEARCH INDICATOR
   ============================================ */

.bt-floating-search {
    position: fixed;
    top: 70px;
    right: 16px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    border: none;
    color: var(--bt-text);
    font-size: 20px;
    cursor: pointer;
    z-index: 50;
    box-shadow: 0 4px 16px rgba(247, 37, 133, 0.4);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-floating-search:hover {
    transform: scale(1.1);
}

.bt-floating-search:active {
    transform: scale(0.95);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.bt-toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(0, 0, 0, 0.9);
    color: var(--bt-text);
    padding: 12px 24px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    z-index: 1000;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.bt-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ============================================
   MOBILE PERFORMANCE & SMOOTHNESS
   ============================================ */

/* Enable hardware acceleration for animated elements */
#blind-tunes-app {
    -webkit-overflow-scrolling: touch;
}

/* Only promote elements that actually animate frequently */
.bt-modal,
.bt-preview-tray,
.bt-floating-search,
.bt-toast {
    will-change: transform;
}

.bt-modal,
.bt-preview-tray,
.bt-floating-search,
.bt-toast,
.bt-btn,
.bt-song-item,
.bt-menu-item,
.bt-card {
    -webkit-tap-highlight-color: transparent;
}

/* Smooth scrolling */
.bt-container,
.bt-preview-content,
.bt-results-list {
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

/* Prevent text selection on buttons */
.bt-btn,
.bt-toggle-option,
.bt-share-option,
.bt-floating-search {
    -webkit-user-select: none;
    user-select: none;
}

/* Improve touch targets */
@media (max-width: 480px) {
    .bt-btn {
        min-height: 48px;
    }
    
    .bt-song-item,
    .bt-menu-item {
        min-height: 60px;
    }
    
    .bt-share-option {
        padding: 20px 8px;
    }
    
    /* Preview tray - slightly narrower on mobile to prevent horizontal scroll */
    .bt-preview-tray {
        width: calc(100% - 40px);
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================
   HELP TOOLTIPS
   ============================================ */

.bt-help-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--bt-card-hover);
    border: 1px solid var(--bt-border);
    color: var(--bt-text-muted);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    margin-left: 6px;
    vertical-align: middle;
    transition: all var(--bt-transition);
    padding: 0;
    line-height: 1;
}

.bt-help-icon:hover {
    background: var(--bt-card-hover);
    color: var(--bt-text);
}

.bt-help-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: bt-fade-in 0.2s ease;
}

.bt-help-popover {
    background: #1a1a2e;
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    max-width: 320px;
    width: 100%;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    animation: bt-scale-in 0.2s ease;
}

.bt-help-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid var(--bt-border);
}

.bt-help-title {
    font-weight: 600;
    font-size: 15px;
    color: var(--bt-text);
}

.bt-help-close {
    background: none;
    border: none;
    color: var(--bt-text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--bt-transition);
}

.bt-help-close:hover {
    background: var(--bt-card-hover);
    color: var(--bt-text);
}

.bt-help-content {
    padding: 16px;
    color: var(--bt-text-muted);
    font-size: 14px;
    line-height: 1.6;
}

/* ============================================
   YOUTUBE EXPORT MODAL
   ============================================ */

.bt-export-modal {
    max-width: 400px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.bt-export-modal .bt-modal-body {
    overflow-y: auto;
    flex: 1;
}

.bt-export-info {
    color: var(--bt-text-muted);
    font-size: 13px;
    margin-bottom: 16px;
    text-align: center;
}

.bt-export-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.bt-export-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius-sm);
}

.bt-export-rank {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bt-primary);
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.bt-export-cover {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    object-fit: cover;
    flex-shrink: 0;
}

.bt-export-info-text {
    flex: 1;
    min-width: 0;
}

.bt-export-title {
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-export-artist {
    font-size: 11px;
    color: var(--bt-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-export-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ff0000;
    color: var(--bt-text);
    border-radius: 50%;
    text-decoration: none;
    font-size: 14px;
    flex-shrink: 0;
    transition: all var(--bt-transition);
}

.bt-export-link:hover {
    background: #cc0000;
    transform: scale(1.1);
}

.bt-btn-full {
    width: 100%;
}

/* Share section on results */
.bt-share-section {
    margin-bottom: 16px;
}

.bt-share-section .bt-section-header {
    margin-bottom: 12px;
}

/* ============================================
   CONFETTI EFFECT
   ============================================ */

.bt-confetti {
    position: fixed;
    width: 10px;
    height: 10px;
    top: -10px;
    border-radius: 2px;
    pointer-events: none;
    z-index: 10000;
    animation: bt-confetti-fall linear forwards;
}

@keyframes bt-confetti-fall {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* ============================================
   REVEAL OVERLAY
   ============================================ */

.bt-reveal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9000;
    animation: bt-fade-in 0.3s ease;
}

.bt-reveal-card {
    text-align: center;
    animation: bt-reveal-flip 0.6s ease;
    transform-style: preserve-3d;
}

@keyframes bt-reveal-flip {
    0% {
        transform: perspective(1000px) rotateY(90deg) scale(0.8);
        opacity: 0;
    }
    50% {
        transform: perspective(1000px) rotateY(-10deg) scale(1.05);
    }
    100% {
        transform: perspective(1000px) rotateY(0deg) scale(1);
        opacity: 1;
    }
}

.bt-reveal-rank {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    animation: bt-reveal-bounce 0.5s ease 0.4s both;
}

@keyframes bt-reveal-bounce {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.3);
    }
    100% {
        transform: scale(1);
    }
}

.bt-reveal-cover-wrapper {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    border-radius: var(--bt-radius);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.bt-reveal-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bt-reveal-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    max-width: 280px;
    margin-left: auto;
    margin-right: auto;
}

.bt-reveal-artist {
    font-size: 16px;
    color: var(--bt-text-muted);
}

/* ============================================
   LOADING SKELETONS
   ============================================ */

.bt-skeleton {
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0.05) 25%, 
        rgba(255, 255, 255, 0.1) 50%, 
        rgba(255, 255, 255, 0.05) 75%);
    background-size: 200% 100%;
    animation: bt-skeleton-shimmer 1.5s infinite;
    border-radius: var(--bt-radius-sm);
}

@keyframes bt-skeleton-shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.bt-skeleton-song {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    margin-bottom: 8px;
}

.bt-skeleton-cover {
    width: 50px;
    height: 50px;
    border-radius: 6px;
    flex-shrink: 0;
}

.bt-skeleton-text {
    flex: 1;
}

.bt-skeleton-title {
    height: 14px;
    width: 70%;
    margin-bottom: 8px;
}

.bt-skeleton-meta {
    height: 12px;
    width: 50%;
}

.bt-skeleton-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

/* ============================================
   COMPARISON STYLES
   ============================================ */

.bt-results-plays {
    font-size: 13px;
    color: var(--bt-text-muted);
    margin-top: 8px;
}

.bt-result-comparison {
    font-size: 11px;
    color: var(--bt-text-dim);
    margin-top: 4px;
}

.bt-diff-positive {
    color: #4ade80;
    font-weight: 500;
}

.bt-diff-negative {
    color: #f87171;
    font-weight: 500;
}

.bt-diff-same {
    color: var(--bt-text-muted);
}

.bt-comparison-loading {
    text-align: center;
    padding: 20px 0;
}

/* ============================================
   FEATURED PLAYLISTS
   ============================================ */

.bt-featured-section {
    margin-bottom: 24px;
}

.bt-featured-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 12px;
}

.bt-featured-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    color: var(--bt-text);
    cursor: pointer;
    transition: all var(--bt-transition);
    text-align: left;
}

.bt-featured-item:hover {
    background: var(--bt-card-hover);
    border-color: var(--bt-primary);
    transform: translateY(-2px);
}

.bt-featured-emoji {
    font-size: 24px;
    flex-shrink: 0;
}

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

.bt-featured-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--bt-featured-title, var(--bt-text));
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-featured-meta {
    font-size: 11px;
    color: var(--bt-text-muted);
    margin-top: 2px;
}

@media (max-width: 400px) {
    .bt-featured-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   APPLE MUSIC EXPORT MODAL
   ============================================ */

.bt-export-playlist-preview {
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    padding: 16px;
    margin: 12px 0;
    text-align: center;
}

.bt-export-playlist-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--bt-text);
    margin-bottom: 4px;
}

.bt-export-playlist-count {
    font-size: 13px;
    color: var(--bt-text-muted);
}

.bt-export-more {
    text-align: center;
    padding: 12px;
    color: var(--bt-text-muted);
    font-size: 13px;
}

.bt-export-buttons {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.bt-export-buttons .bt-btn {
    flex: 1;
}

/* YouTube Export Modal Additions */
.bt-export-tip {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    background: rgba(247, 37, 133, 0.1);
    border: 1px solid rgba(247, 37, 133, 0.2);
    border-radius: var(--bt-radius-sm);
    padding: 12px;
    margin-top: 16px;
}

.bt-export-tip-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.bt-export-tip-text {
    font-size: 13px;
    color: var(--bt-text-muted);
    line-height: 1.4;
}

.bt-export-divider {
    display: flex;
    align-items: center;
    margin: 20px 0 16px;
    gap: 12px;
}

.bt-export-divider::before,
.bt-export-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--bt-border);
}

.bt-export-divider span {
    font-size: 12px;
    color: var(--bt-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bt-export-copy-buttons {
    display: flex;
    gap: 12px;
}

.bt-export-copy-buttons .bt-btn {
    flex: 1;
    font-size: 13px;
    padding: 10px 12px;
}

/* ============================================
   GAME MODE CARDS (Finalize Screen)
   ============================================ */

.bt-mode-cards {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.bt-mode-card {
    background: var(--bt-card-bg);
    border: 2px solid var(--bt-border);
    border-radius: var(--bt-radius-lg);
    padding: 16px;
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-mode-card:hover {
    background: var(--bt-card-bg);
    border-color: var(--bt-border);
}

.bt-mode-card.active {
    background: rgba(247, 37, 133, 0.1);
    border-color: var(--bt-primary);
}

.bt-mode-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.bt-mode-card.disabled:hover {
    background: var(--bt-card-bg);
    border-color: var(--bt-border);
}

.bt-mode-icon {
    font-size: 28px;
    margin-bottom: 8px;
}

.bt-mode-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.bt-mode-desc {
    font-size: 13px;
    color: var(--bt-text-muted);
    line-height: 1.4;
    margin-bottom: 8px;
}

.bt-mode-songs {
    font-size: 12px;
    color: var(--bt-primary);
    font-weight: 600;
}

.bt-mode-songs.bt-mode-warning {
    color: #ff9800;
}

/* ============================================
   TOURNAMENT MODE STYLES
   ============================================ */

.bt-tournament-game {
    min-height: 100vh;
}

.bt-tournament-header {
    text-align: center;
    padding: 20px 0;
}

.bt-tournament-progress {
    font-size: 13px;
    color: var(--bt-text-muted);
    margin-bottom: 8px;
}

.bt-tournament-question {
    font-size: 18px;
    font-weight: 600;
    color: var(--bt-text);
}

.bt-tournament-matchup {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 20px 10px;
    margin: 20px 0;
}

.bt-tournament-song {
    flex: 1;
    max-width: 200px;
    text-align: center;
    cursor: pointer;
    transition: all var(--bt-transition);
    padding: 12px;
    border-radius: var(--bt-radius-lg);
    border: 3px solid transparent;
    background: var(--bt-card-bg);
    position: relative;
}

.bt-tournament-song:hover {
    background: var(--bt-card-bg);
    border-color: var(--bt-border);
}

.bt-tournament-song.selected {
    background: rgba(247, 37, 133, 0.15);
    border-color: var(--bt-primary);
}

.bt-tournament-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--bt-text-muted);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.bt-tournament-cover {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--bt-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    margin-bottom: 12px;
}

.bt-tournament-video {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: var(--bt-radius);
    overflow: hidden;
    margin-bottom: 12px;
}

.bt-tournament-video iframe {
    width: 100%;
    height: 100%;
}

.bt-tournament-play {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bt-primary);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: -35px auto 12px auto;
    position: relative;
    z-index: 1;
    transition: all var(--bt-transition);
    box-shadow: 0 4px 12px rgba(247, 37, 133, 0.4);
}

.bt-tournament-play:hover {
    transform: scale(1.1);
}

.bt-tournament-play.playing {
    background: white;
    color: var(--bt-primary);
    animation: bt-pulse 1.5s infinite;
}

.bt-tournament-progress {
    width: 100%;
    padding: 8px 12px;
    margin-top: 8px;
}

.bt-tournament-progress .bt-audio-bar {
    height: 6px;
}

@keyframes bt-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(247, 37, 133, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(247, 37, 133, 0); }
}

.bt-tournament-info {
    font-size: 16px;
    font-weight: 600;
    color: var(--bt-text-muted);
}

.bt-tournament-check {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--bt-primary);
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 12px;
}

.bt-tournament-vs {
    font-size: 20px;
    font-weight: 900;
    color: var(--bt-primary);
    padding: 0 4px;
    writing-mode: vertical-rl;
    text-orientation: upright;
    letter-spacing: -4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-tournament-actions {
    padding: 20px;
    text-align: center;
}

.bt-tournament-hint {
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-btn-lock-in {
    font-size: 18px;
    padding: 16px 40px;
}

.bt-tournament-footer {
    text-align: center;
    padding: 10px 20px 20px;
}

.bt-tournament-remaining {
    font-size: 13px;
    color: var(--bt-text-dim);
}

/* Tournament Results */
.bt-tournament-results {
    padding: 20px 0;
}

.bt-tournament-champion {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.1), rgba(114, 9, 183, 0.1));
    border-radius: var(--bt-radius-lg);
    margin-bottom: 24px;
}

.bt-tournament-champion-crown {
    font-size: 48px;
    margin-bottom: 16px;
    animation: bt-crown-bounce 1s ease-out;
}

@keyframes bt-crown-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.bt-tournament-champion-cover {
    width: 150px;
    height: 150px;
    border-radius: var(--bt-radius);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    margin-bottom: 16px;
}

.bt-tournament-champion-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.bt-tournament-champion-artist {
    font-size: 14px;
    color: var(--bt-text-muted);
}

/* Tournament Results Header */
.bt-tournament-results-header {
    text-align: center;
    margin-bottom: 16px;
}

.bt-tournament-playlist-name {
    font-size: 14px;
    color: var(--bt-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Tournament Placements */
.bt-tournament-placements {
    margin-top: 24px;
    margin-bottom: 24px;
}

.bt-tournament-placement {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 8px;
}

.bt-tournament-placement.top-3 {
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.1), rgba(114, 9, 183, 0.1));
}

.bt-tournament-placement-rank {
    font-size: 20px;
    font-weight: 700;
    width: 40px;
    text-align: center;
}

.bt-tournament-placement-cover {
    width: 50px;
    height: 50px;
    border-radius: 6px;
    object-fit: cover;
}

.bt-tournament-placement-info {
    flex: 1;
    min-width: 0;
}

.bt-tournament-placement-title {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-tournament-placement-artist {
    font-size: 12px;
    color: var(--bt-text-muted);
}

/* Share Bracket Button */
.bt-btn-share-bracket {
    background: linear-gradient(135deg, #7209b7, #560bad);
    color: white;
    border: none;
}

.bt-btn-share-bracket:hover {
    background: linear-gradient(135deg, #560bad, #480ca8);
}

/* Bracket Tree Visualization */
.bt-tournament-visualization {
    margin-top: 24px;
}

.bt-bracket-tree {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding: 12px 0;
}

.bt-bracket-round {
    flex-shrink: 0;
    min-width: 140px;
}

.bt-bracket-round-name {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--bt-text-muted);
    margin-bottom: 8px;
    text-align: center;
}

.bt-bracket-matchups {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bt-bracket-matchup-result {
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    padding: 8px;
}

.bt-bracket-contestant {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px;
    border-radius: 4px;
    font-size: 11px;
}

.bt-bracket-contestant.winner {
    background: rgba(247, 37, 133, 0.2);
    font-weight: 600;
}

.bt-bracket-contestant.loser {
    opacity: 0.5;
}

.bt-bracket-mini-cover {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    object-fit: cover;
}

/* Finalize option description */
.bt-finalize-option-desc {
    font-size: 10px;
    color: var(--bt-text-dim);
    margin-top: 2px;
}

.bt-finalize-option.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.bt-finalize-option.disabled:hover {
    background: transparent;
    transform: none;
}

/* ============================================
   PUBLIC LIBRARY STYLES
   ============================================ */

.bt-library {
    padding: 20px 0;
}

.bt-library-header {
    text-align: center;
    margin-bottom: 24px;
}

.bt-library-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.bt-library-subtitle {
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-library-filters {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.bt-library-sort {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.bt-sort-btn {
    padding: 8px 14px;
    border: 1px solid var(--bt-border);
    border-radius: 20px;
    background: transparent;
    color: var(--bt-text-muted);
    font-size: 13px;
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-sort-btn:hover {
    background: var(--bt-card-bg);
}

.bt-sort-btn.active {
    background: var(--bt-primary);
    border-color: var(--bt-primary);
    color: white;
}

.bt-library-type-toggle {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.bt-type-btn {
    padding: 8px 16px;
    border: 1px solid var(--bt-border);
    border-radius: var(--bt-radius);
    background: transparent;
    color: var(--bt-text-muted);
    font-size: 13px;
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-type-btn:hover {
    background: var(--bt-card-bg);
}

.bt-type-btn.active {
    background: var(--bt-card-hover);
    border-color: var(--bt-primary);
    color: var(--bt-text);
}

.bt-library-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bt-library-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-library-item:hover {
    background: var(--bt-card-hover);
}

.bt-library-cover {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
}

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

.bt-library-name {
    font-size: 15px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-library-meta {
    font-size: 13px;
    color: var(--bt-text-muted);
    margin-top: 2px;
}

.bt-library-stats {
    font-size: 12px;
    color: var(--bt-text-dim);
    margin-top: 4px;
}

.bt-library-play {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bt-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.bt-library-empty {
    text-align: center;
    padding: 60px 20px;
}

.bt-library-empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.bt-library-empty-text {
    font-size: 16px;
    color: var(--bt-text-muted);
    margin-bottom: 8px;
}

.bt-library-empty-hint {
    font-size: 13px;
    color: var(--bt-text-dim);
}

.bt-library-loading {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bt-library-item-skeleton {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

/* ============================================
   PUBLIC TOGGLE STYLES
   ============================================ */

.bt-public-toggle {
    margin: 20px 0;
    padding: 16px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

.bt-toggle-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
}

.bt-toggle-input {
    display: none;
}

.bt-toggle-switch {
    width: 48px;
    height: 28px;
    background: var(--bt-card-hover);
    border-radius: 14px;
    position: relative;
    flex-shrink: 0;
    transition: all var(--bt-transition);
}

.bt-toggle-switch::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: all var(--bt-transition);
}

.bt-toggle-input:checked + .bt-toggle-switch {
    background: var(--bt-primary);
}

.bt-toggle-input:checked + .bt-toggle-switch::after {
    left: 23px;
}

.bt-toggle-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.bt-toggle-text strong {
    font-size: 14px;
}

.bt-toggle-text span:last-child {
    font-size: 12px;
    color: var(--bt-text-muted);
}

.bt-public-hint {
    margin: 20px 0;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    text-align: center;
    font-size: 13px;
    color: var(--bt-text-dim);
}

/* ============================================
   DAILY CHALLENGE CARD
   ============================================ */

.bt-challenge-card {
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.2), rgba(114, 9, 183, 0.2));
    border: 2px solid var(--bt-primary);
    border-radius: var(--bt-radius-lg);
    padding: 20px;
    margin-bottom: 20px;
    cursor: pointer;
    transition: all var(--bt-transition);
    position: relative;
    overflow: hidden;
}

.bt-challenge-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transform: rotate(45deg);
    animation: bt-challenge-shine 3s infinite;
}

@keyframes bt-challenge-shine {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

.bt-challenge-card:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 24px rgba(247, 37, 133, 0.3);
}

.bt-challenge-card:active {
    transform: scale(0.98);
}

.bt-challenge-badge {
    display: inline-block;
    background: var(--bt-primary);
    color: white;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.bt-challenge-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
    position: relative;
}

.bt-challenge-desc {
    font-size: 14px;
    color: var(--bt-text-muted);
    margin-bottom: 8px;
    position: relative;
}

.bt-challenge-stats {
    font-size: 13px;
    color: var(--bt-text-dim);
    margin-bottom: 12px;
    position: relative;
}

.bt-challenge-cta {
    display: inline-block;
    background: white;
    color: var(--bt-bg);
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--bt-radius);
    font-size: 14px;
    position: relative;
}

.bt-challenge-image {
    width: calc(100% + 40px);
    height: 140px;
    margin: -20px -20px 16px -20px;
    background-size: cover;
    background-position: center;
    border-radius: var(--bt-radius-lg) var(--bt-radius-lg) 0 0;
}

/* ============================================
   VERSUS MODE STYLES
   ============================================ */

.bt-menu-item.versus-highlight {
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.1), rgba(114, 9, 183, 0.1));
    border: 1px solid rgba(247, 37, 133, 0.3);
}

.bt-menu-item.tournament-highlight {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1), rgba(255, 152, 0, 0.1));
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.bt-versus-menu {
    padding: 20px 0;
}

.bt-versus-hero {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.1), rgba(114, 9, 183, 0.1));
    border-radius: var(--bt-radius-lg);
    margin-bottom: 24px;
}

.bt-versus-hero-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.bt-versus-hero h2 {
    font-size: 24px;
    margin-bottom: 8px;
}

.bt-versus-hero p {
    color: var(--bt-text-muted);
    font-size: 14px;
}

.bt-versus-how {
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    padding: 20px;
    margin-bottom: 24px;
}

.bt-versus-how h3 {
    font-size: 16px;
    margin-bottom: 12px;
}

.bt-versus-how ol {
    margin: 0;
    padding-left: 20px;
    color: var(--bt-text-muted);
    font-size: 14px;
    line-height: 1.8;
}

.bt-versus-actions {
    text-align: center;
}

.bt-btn-large {
    font-size: 18px;
    padding: 16px 32px;
}

.bt-versus-divider {
    display: flex;
    align-items: center;
    margin: 20px 0;
    color: var(--bt-text-dim);
}

.bt-versus-divider::before,
.bt-versus-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--bt-card-hover);
}

.bt-versus-divider span {
    padding: 0 16px;
    font-size: 12px;
    text-transform: uppercase;
}

.bt-versus-join {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.bt-versus-join .bt-input {
    width: 140px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 18px;
}

/* Lobby */
.bt-versus-lobby {
    padding: 20px 0;
}

.bt-versus-code-display {
    text-align: center;
    padding: 24px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius-lg);
    margin-bottom: 24px;
}

.bt-versus-code-label {
    font-size: 12px;
    color: var(--bt-text-muted);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.bt-versus-code {
    font-size: 36px;
    font-weight: 900;
    letter-spacing: 6px;
    color: var(--bt-primary);
    margin-bottom: 12px;
}

.bt-btn-small {
    font-size: 13px;
    padding: 8px 16px;
}

.bt-versus-players {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 24px;
}

.bt-versus-player {
    text-align: center;
    flex: 1;
    max-width: 140px;
}

.bt-versus-player.waiting {
    opacity: 0.5;
}

.bt-versus-player-avatar {
    font-size: 48px;
    margin-bottom: 8px;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-versus-player-avatar img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
}

.bt-versus-player-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.bt-versus-player-status {
    font-size: 12px;
    color: var(--bt-text-muted);
}

.bt-versus-player-status.ready {
    color: #4caf50;
}

.bt-versus-vs-icon {
    font-size: 32px;
}

.bt-versus-waiting {
    text-align: center;
    padding: 40px 20px;
}

.bt-versus-waiting-spinner {
    font-size: 32px;
    margin-bottom: 12px;
    animation: bt-spin 2s linear infinite;
}

@keyframes bt-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.bt-versus-waiting-text {
    font-size: 16px;
    margin-bottom: 8px;
}

.bt-versus-waiting-hint {
    font-size: 13px;
    color: var(--bt-text-dim);
}

/* Build */
.bt-versus-build {
    padding: 10px 0;
}

.bt-versus-status-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 16px;
    font-size: 13px;
}

.bt-versus-status-player {
    color: var(--bt-text-muted);
}

.bt-versus-status-player.ready {
    color: #4caf50;
}

.bt-versus-status-vs {
    color: var(--bt-primary);
    font-weight: 700;
}

.bt-versus-search {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.bt-versus-search .bt-input {
    flex: 1;
}

.bt-versus-loading {
    text-align: center;
    padding: 20px;
    color: var(--bt-text-muted);
}

.bt-versus-results {
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 16px;
}

.bt-versus-result {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: var(--bt-radius);
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-versus-result:hover {
    background: var(--bt-card-bg);
}

.bt-versus-result-cover {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    object-fit: cover;
}

.bt-versus-result-info {
    flex: 1;
    min-width: 0;
}

.bt-versus-result-title {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-versus-result-artist {
    font-size: 12px;
    color: var(--bt-text-muted);
}

.bt-versus-result-add {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bt-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
}

.bt-versus-result.added {
    opacity: 0.6;
    pointer-events: none;
}

.bt-versus-result.added .bt-versus-result-add {
    background: var(--bt-success, #22c55e);
}

.bt-versus-my-songs {
    margin-top: 16px;
}

.bt-versus-empty {
    text-align: center;
    padding: 24px;
    color: var(--bt-text-dim);
    font-size: 14px;
}

.bt-versus-my-song {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-top: 8px;
}

.bt-versus-my-song-cover {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    object-fit: cover;
}

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

.bt-versus-my-song-title {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-versus-my-song-artist {
    font-size: 12px;
    color: var(--bt-text-muted);
}

.bt-versus-remove {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--bt-card-hover);
    border: none;
    color: var(--bt-text-muted);
    cursor: pointer;
    font-size: 14px;
}

.bt-versus-remove:hover {
    background: #dc3232;
    color: white;
}

.bt-versus-waiting-ready {
    text-align: center;
    padding: 60px 20px;
}

.bt-versus-starting {
    margin-top: 16px;
    color: var(--bt-primary);
    font-weight: 600;
    animation: pulse 1s ease-in-out infinite;
}

.bt-profile-search {
    margin-bottom: 12px;
}

.bt-profile-search-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border, rgba(255,255,255,0.1));
    border-radius: var(--bt-radius-sm, 8px);
    color: var(--bt-text);
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.bt-profile-search-input:focus {
    border-color: var(--bt-primary);
}

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

.bt-profile-logout {
    padding-bottom: 40px;
}

/* Game */
.bt-versus-game {
    min-height: 100vh;
}

.bt-versus-turn-indicator {
    text-align: center;
    padding: 12px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--bt-radius);
    margin-bottom: 16px;
}

.bt-versus-turn-indicator.your-turn {
    background: rgba(247, 37, 133, 0.2);
    color: var(--bt-primary);
}

.bt-versus-turn-indicator.waiting {
    background: var(--bt-card-bg);
    color: var(--bt-text-muted);
}

.bt-versus-song-card {
    text-align: center;
    padding: 20px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius-lg);
    margin-bottom: 20px;
}

.bt-versus-song-owner {
    font-size: 12px;
    color: var(--bt-text-dim);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.bt-versus-song-cover {
    width: 150px;
    height: 150px;
    border-radius: var(--bt-radius);
    object-fit: cover;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    display: block;
}

/* Wrapper for cover + play button */
.bt-versus-cover-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 8px;
}

.bt-versus-song-video {
    width: 100%;
    max-width: 300px;
    aspect-ratio: 16/9;
    margin: 0 auto 16px;
    border-radius: var(--bt-radius);
    overflow: hidden;
}

.bt-game-video {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 16/9;
    margin: 0 auto 16px;
    border-radius: var(--bt-radius);
    overflow: hidden;
}

.bt-game-video iframe {
    width: 100%;
    height: 100%;
}

.bt-versus-song-video iframe {
    width: 100%;
    height: 100%;
}

.bt-versus-play {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--bt-primary);
    color: white;
    border: none;
    font-size: 20px;
    position: absolute;
    bottom: -16px;
    right: -16px;
    z-index: 1;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(247, 37, 133, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-versus-play.playing {
    background: white;
    color: var(--bt-primary);
}

.bt-versus-song-info {
    font-size: 20px;
    font-weight: 700;
    margin-top: 16px;
}

.bt-versus-song-artist {
    font-size: 14px;
    color: var(--bt-text-muted);
    margin-top: 4px;
}

.bt-versus-ranks {
    margin-bottom: 20px;
}

.bt-versus-rank-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.bt-versus-rank {
    width: 50px;
    height: 50px;
    border: 2px solid var(--bt-border);
    border-radius: var(--bt-radius);
    background: transparent;
    color: var(--bt-text);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--bt-transition);
}

.bt-versus-rank:hover {
    border-color: var(--bt-primary);
    background: rgba(247, 37, 133, 0.1);
}

.bt-versus-rank.selected {
    background: var(--bt-primary);
    border-color: var(--bt-primary);
    color: white;
    transform: scale(1.1);
}

.bt-versus-waiting-turn {
    text-align: center;
    padding: 80px 20px;
}

/* Results */
.bt-versus-results {
    padding: 20px 0;
}

.bt-versus-results-header {
    text-align: center;
    margin-bottom: 24px;
}

.bt-versus-results-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.bt-versus-results-subtitle {
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-versus-final-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bt-versus-final-song {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

.bt-versus-final-song.top-3 {
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.1), rgba(114, 9, 183, 0.1));
    border: 1px solid rgba(247, 37, 133, 0.2);
}

.bt-versus-final-rank {
    font-size: 20px;
    font-weight: 700;
    width: 40px;
    text-align: center;
}

.bt-versus-final-cover {
    width: 50px;
    height: 50px;
    border-radius: 6px;
    object-fit: cover;
}

.bt-versus-final-info {
    flex: 1;
    min-width: 0;
}

.bt-versus-final-title {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-versus-final-artist {
    font-size: 12px;
    color: var(--bt-text-muted);
}

.bt-versus-final-meta {
    font-size: 11px;
    color: var(--bt-text-dim);
    margin-top: 2px;
}

/* Versus Content Type Toggle */
.bt-versus-content-type {
    margin-bottom: 24px;
}

.bt-content-toggle {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.bt-content-btn {
    padding: 10px 24px;
    border: 2px solid var(--bt-border);
    background: transparent;
    color: var(--bt-text-muted);
    border-radius: var(--bt-radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.bt-content-btn:hover {
    border-color: var(--bt-border);
    color: var(--bt-text);
}

.bt-content-btn.active {
    background: transparent;
    border-color: var(--bt-primary);
    color: var(--bt-text);
}

/* Versus Progress Bar */
.bt-versus-progress {
    width: 100%;
    padding: 8px 12px;
    margin-top: 8px;
}

/* Versus Results Screen */
.bt-versus-results-screen {
    padding-bottom: 24px;
}

.bt-versus-share-section {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--bt-border);
}

/* Search Tabs for Versus */
.bt-search-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    background: var(--bt-card-bg);
    padding: 4px;
    border-radius: var(--bt-radius);
}

.bt-search-tab {
    flex: 1;
    padding: 8px 12px;
    border: none;
    background: transparent;
    color: var(--bt-text-muted);
    font-size: 12px;
    font-weight: 600;
    border-radius: calc(var(--bt-radius) - 2px);
    cursor: pointer;
    transition: all 0.2s ease;
}

.bt-search-tab:hover:not(:disabled) {
    color: var(--bt-text);
}

.bt-search-tab.active {
    background: var(--bt-primary);
    color: var(--bt-text);
}

.bt-search-tab:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Artist result styling */
.bt-artist-img {
    border-radius: 50%;
}

/* ============================================
   TABLET / IPAD RESPONSIVE STYLES
   ============================================ */

/* iPad Portrait and larger tablets (768px - 1024px) */
@media (min-width: 768px) {
    .bt-container {
        max-width: 680px;
        padding: 24px 32px;
    }
    
    .bt-preview-tray {
        max-width: 680px;
    }
    
    .bt-header {
        padding: 32px 0 24px;
    }
    
    .bt-logo {
        font-size: 40px;
    }
    
    .bt-tagline {
        font-size: 16px;
    }
    
    /* Menu items */
    .bt-menu-item {
        padding: 18px 20px;
    }
    
    .bt-menu-icon {
        font-size: 28px;
    }
    
    .bt-menu-label {
        font-size: 17px;
    }
    
    /* Cards */
    .bt-card {
        padding: 20px;
    }
    
    /* Search */
    .bt-search-box {
        padding: 14px 16px;
        font-size: 17px;
    }
    
    /* Song items */
    .bt-song-item {
        padding: 14px;
    }
    
    .bt-song-cover {
        width: 60px;
        height: 60px;
    }
    
    .bt-song-title {
        font-size: 16px;
    }
    
    .bt-song-artist {
        font-size: 14px;
    }
    
    /* Buttons */
    .bt-btn {
        padding: 14px 20px;
        font-size: 16px;
    }
    
    /* Nav */
    .bt-nav-title {
        font-size: 18px;
    }
    
    /* Game screen */
    .bt-game-cover-container {
        width: 280px;
        height: 280px;
    }
    
    .bt-game-question {
        font-size: 22px;
    }
    
    /* Ranking slots */
    .bt-slot {
        padding: 16px;
        font-size: 16px;
    }
    
    /* Results */
    .bt-result-item {
        padding: 14px;
    }
    
    .bt-result-cover {
        width: 60px;
        height: 60px;
    }
    
    .bt-result-title {
        font-size: 16px;
    }
    
    /* Tournament */
    .bt-tournament-song {
        max-width: 240px;
    }
    
    .bt-tournament-cover {
        width: 100%;
    }
    
    .bt-tournament-label {
        font-size: 16px;
    }
    
    .bt-tournament-vs {
        font-size: 24px;
    }
    
    /* Section headers */
    .bt-section-header {
        font-size: 13px;
    }
}

/* iPad Landscape and small desktops (1024px+) */
@media (min-width: 1024px) {
    .bt-container {
        max-width: 720px;
    }
    
    .bt-preview-tray {
        max-width: 720px;
    }
    
    .bt-game-cover-container {
        width: 320px;
        height: 320px;
    }
    
    .bt-tournament-matchup {
        gap: 16px;
    }
    
    .bt-tournament-song {
        max-width: 280px;
    }
    
    .bt-tournament-cover {
        width: 100%;
    }
    
    .bt-tournament-vs {
        font-size: 28px;
    }
}

/* Ensure centering on all screen sizes */
#blind-tunes-app {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* ============================================
   ACCOUNT SETTINGS
   ============================================ */

.bt-account-settings {
    padding: 16px 0;
}

.bt-settings-section {
    margin-bottom: 28px;
}

.bt-settings-section .bt-section-header {
    margin-bottom: 12px;
}

/* Avatar Section */
.bt-avatar-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background: var(--bt-surface);
    border-radius: var(--bt-radius);
}

.bt-avatar-preview {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    font-weight: 700;
    color: white;
    overflow: hidden;
}

.bt-avatar-preview.has-image {
    background: none;
}

.bt-avatar-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bt-avatar-actions {
    display: flex;
    gap: 8px;
}

.bt-hint {
    font-size: 12px;
    color: var(--bt-text-dim);
    margin: 0;
}

/* Settings Row */
.bt-settings-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: var(--bt-surface);
    border-radius: var(--bt-radius);
}

.bt-settings-value {
    color: var(--bt-text-muted);
    font-size: 15px;
}

/* Invite Section */
.bt-invite-section {
    padding: 20px;
    background: var(--bt-surface);
    border-radius: var(--bt-radius);
}

.bt-invite-desc {
    margin: 0 0 12px;
    font-size: 14px;
    color: var(--bt-text-muted);
}

.bt-invite-link-row {
    display: flex;
    gap: 8px;
}

.bt-invite-link {
    flex: 1;
    padding: 10px 12px;
    background: var(--bt-bg);
    border: 1px solid var(--bt-border);
    border-radius: 8px;
    color: var(--bt-text);
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-referral-count {
    margin: 12px 0 0;
    font-size: 14px;
    color: var(--bt-primary);
    font-weight: 500;
}

/* Legal Links */
.bt-legal-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bt-settings-link {
    display: flex;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--bt-surface);
    border-radius: var(--bt-radius);
    color: var(--bt-text);
    text-decoration: none;
    font-size: 14px;
    transition: background var(--bt-transition);
}

.bt-settings-link:hover {
    background: var(--bt-surface-hover);
}

/* Button variations */
.bt-btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.bt-btn-ghost {
    background: transparent;
    color: var(--bt-primary);
    border: 1px solid var(--bt-primary);
}

.bt-btn-ghost:hover {
    background: rgba(247, 37, 133, 0.1);
}

.bt-btn-full {
    width: 100%;
}

/* Settings button in nav */
.bt-settings-btn {
    background: none;
    border: none;
    font-size: 14px;
    cursor: pointer;
    padding: 8px 12px;
    opacity: 0.7;
    transition: opacity var(--bt-transition);
    color: var(--bt-text);
    display: flex;
    align-items: center;
    gap: 4px;
}

.bt-settings-btn:hover {
    opacity: 1;
}

/* Success/Error banners */
.bt-success-banner {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
    padding: 12px 16px;
    border-radius: var(--bt-radius);
    margin-bottom: 16px;
    font-size: 14px;
}

.bt-error-banner {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    padding: 12px 16px;
    border-radius: var(--bt-radius);
    margin-bottom: 16px;
    font-size: 14px;
}

/* Small modal */
.bt-modal-sm {
    max-width: 360px;
}

.bt-form-group label {
    display: block;
    font-size: 13px;
    color: var(--bt-text-muted);
    margin-bottom: 6px;
}

.bt-input {
    width: 100%;
    padding: 12px 14px;
    background: var(--bt-bg);
    border: 1px solid var(--bt-border);
    border-radius: 8px;
    color: var(--bt-text);
    font-size: 15px;
    transition: border-color var(--bt-transition);
}

.bt-input:focus {
    outline: none;
    border-color: var(--bt-primary);
}

.bt-input::placeholder {
    color: var(--bt-text-dim);
}

/* Profile avatar update */
.bt-profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bt-primary) 0%, var(--bt-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    color: white;
    margin-bottom: 12px;
    overflow: hidden;
}

.bt-profile-avatar.has-image {
    background: none;
}

.bt-profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   ADS
   ============================================ */

.bt-home-ad,
.bt-game-ad,
.bt-results-ad,
.bt-transition-ad {
    margin: 20px 0;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bt-home-ad {
    margin-top: 24px;
}

.bt-results-ad {
    margin: 24px 0;
}

/* Desktop only ads - hidden on mobile */
.bt-desktop-only {
    display: none;
}

@media (min-width: 769px) {
    .bt-desktop-only {
        display: flex;
    }
}

/* ============================================
   TRANSITION SCREEN
   ============================================ */

.bt-transition-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
}

.bt-transition-content {
    text-align: center;
    padding: 40px 20px;
    width: 100%;
    max-width: 400px;
}

.bt-transition-icon {
    font-size: 64px;
    margin-bottom: 20px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.bt-transition-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--bt-text);
    margin-bottom: 24px;
}

.bt-transition-progress {
    margin-bottom: 32px;
}

.bt-transition-progress-bar {
    height: 6px;
    background: var(--bt-surface);
    border-radius: 3px;
    overflow: hidden;
}

.bt-transition-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--bt-primary), var(--bt-secondary));
    border-radius: 3px;
    transition: width 0.1s linear;
}

.bt-transition-ad {
    margin-top: 24px;
}

/* ============================================
   PREMIUM PAGE STYLES
   ============================================ */

.bt-premium-page {
    text-align: center;
    padding: 20px;
    max-width: 400px;
    margin: 0 auto;
}

.bt-premium-badge-large {
    font-size: 64px;
    margin-bottom: 16px;
}

.bt-premium-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--bt-text);
    margin: 0 0 8px 0;
}

.bt-premium-subtitle {
    font-size: 16px;
    color: var(--bt-text-secondary);
    margin: 0 0 24px 0;
}

.bt-premium-price {
    font-size: 48px;
    font-weight: 700;
    color: var(--bt-primary);
    margin: 0;
}

.bt-premium-price-note {
    font-size: 14px;
    color: var(--bt-text-secondary);
    margin: 4px 0 24px 0;
}

.bt-premium-alert {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.15), rgba(255, 152, 0, 0.1));
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 24px;
    font-size: 16px;
    font-weight: 500;
    color: #f5c842;
}

.bt-premium-benefits {
    background: var(--bt-surface);
    border-radius: 16px;
    padding: 8px;
    margin-bottom: 16px;
}

.bt-benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 12px;
    transition: background 0.2s;
}

.bt-benefit-item:hover {
    background: var(--bt-card-bg);
}

.bt-benefit-item.bt-benefit-active {
    background: rgba(76, 175, 80, 0.1);
}

.bt-benefit-icon {
    font-size: 24px;
    width: 32px;
    text-align: center;
    flex-shrink: 0;
}

.bt-benefit-text {
    flex: 1;
    text-align: left;
    font-size: 15px;
    color: var(--bt-text);
}

.bt-benefit-check {
    color: #4CAF50;
    font-weight: 600;
    font-size: 18px;
}

.bt-benefit-locked {
    color: var(--bt-text-secondary);
    font-size: 16px;
}

.bt-benefit-current {
    font-size: 12px;
    color: var(--bt-text-secondary);
    text-align: right;
}

.bt-btn-premium {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #000;
    font-weight: 700;
    font-size: 18px;
    padding: 16px 32px;
    border-radius: 12px;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.2s, box-shadow 0.2s;
}

.bt-btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 193, 7, 0.3);
    color: #000;
}

.bt-premium-note {
    font-size: 12px;
    color: var(--bt-text-secondary);
    margin-top: 12px;
}

.bt-premium-cta {
    margin: 24px 0;
}

.bt-premium-signin-prompt {
    font-size: 14px;
    color: var(--bt-text-secondary);
    margin-bottom: 12px;
}

.bt-premium-free-tier {
    background: var(--bt-surface);
    border-radius: 12px;
    padding: 20px;
    margin-top: 24px;
    text-align: left;
}

.bt-free-tier-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--bt-text-secondary);
    margin: 0 0 12px 0;
}

.bt-free-tier-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.bt-free-tier-list li {
    font-size: 14px;
    color: var(--bt-text);
    padding: 6px 0;
    padding-left: 24px;
    position: relative;
}

.bt-free-tier-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--bt-primary);
}

/* Premium badge on menu items */
.bt-premium-badge {
    display: inline-block;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #000;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
    vertical-align: middle;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Upgrade card in account settings */
.bt-upgrade-section {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(255, 165, 0, 0.05));
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 12px;
    padding: 16px;
}

.bt-upgrade-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.bt-upgrade-info {
    flex: 1;
}

.bt-upgrade-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--bt-text);
    margin-bottom: 4px;
}

.bt-upgrade-benefits {
    font-size: 13px;
    color: var(--bt-text-secondary);
}

.bt-btn-premium.bt-btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

/* ============================================ */
/* EXPLICIT CONTENT BADGES                       */
/* ============================================ */

.bt-explicit-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.5px;
    color: var(--bt-text-secondary);
    background: var(--bt-card-hover);
    border: 1px solid var(--bt-border);
    border-radius: 3px;
    padding: 2px 4px;
    vertical-align: middle;
    margin-left: 4px;
}

.bt-explicit-badge-lg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;
    color: var(--bt-text);
    background: var(--bt-card-hover);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    padding: 4px 8px;
    flex-shrink: 0;
}

.bt-explicit-auto {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bt-card-bg);
    border: 1px solid var(--bt-border);
    border-radius: 12px;
    padding: 12px 16px;
}

.bt-explicit-auto-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 13px;
    color: var(--bt-text-secondary);
}

.bt-explicit-auto-text strong {
    color: var(--bt-text);
    font-size: 14px;
}

/* ============================================
   PLAYROOM
   ============================================ */

/* Playroom button on results screen */
.bt-btn-playroom {
    background: linear-gradient(135deg, var(--bt-primary), #9b59b6);
    color: #fff;
    border: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
}

.bt-btn-playroom:hover {
    opacity: 0.9;
}

/* Gate screen (not logged in) */
.bt-playroom-gate {
    text-align: center;
    padding: 60px 20px;
}

.bt-playroom-gate-icon {
    font-size: 56px;
    margin-bottom: 16px;
}

.bt-playroom-gate-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--bt-text);
    margin-bottom: 8px;
}

.bt-playroom-gate-desc {
    font-size: 14px;
    color: var(--bt-text-dim);
    margin-bottom: 24px;
    line-height: 1.5;
}

/* Premium upsell banner */
.bt-playroom-premium-banner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.12), rgba(255, 152, 0, 0.08));
    border: 1px solid rgba(255, 193, 7, 0.25);
    border-radius: var(--bt-radius);
    margin-bottom: 20px;
    cursor: pointer;
    transition: border-color var(--bt-transition);
}

.bt-playroom-premium-banner:hover {
    border-color: rgba(255, 193, 7, 0.5);
}

.bt-playroom-premium-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.bt-playroom-premium-title {
    font-size: 14px;
    font-weight: 700;
    color: #ffc107;
    margin-bottom: 2px;
}

.bt-playroom-premium-desc {
    font-size: 12px;
    color: var(--bt-text-dim);
    line-height: 1.4;
}

/* Library header */
.bt-playroom-library-header {
    margin-bottom: 16px;
}

.bt-playroom-library-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--bt-text);
}

/* Loading skeletons */
.bt-playroom-loading {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bt-playroom-skeleton {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
}

/* Empty state */
.bt-playroom-empty {
    text-align: center;
    padding: 48px 20px;
}

.bt-playroom-empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.bt-playroom-empty-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--bt-text);
    margin-bottom: 4px;
}

.bt-playroom-empty-hint {
    font-size: 13px;
    color: var(--bt-text-dim);
}

/* Playlist cards */
.bt-playroom-playlist-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.bt-playroom-playlist-card {
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    overflow: hidden;
    transition: background var(--bt-transition);
}

.bt-playroom-playlist-card:hover {
    background: var(--bt-card-hover);
}

.bt-playroom-card-clickable {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    cursor: pointer;
}

.bt-playroom-card-footer {
    padding: 0 14px 10px;
}

.bt-playroom-public-btn {
    background: none;
    border: 1px solid var(--bt-border, rgba(255,255,255,0.1));
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 11px;
    color: var(--bt-text-muted);
    cursor: pointer;
    transition: all 0.15s;
}

.bt-playroom-public-btn:hover {
    border-color: var(--bt-primary);
    color: var(--bt-text);
}

.bt-playroom-public-btn.bt-is-public {
    color: var(--bt-accent, #4ade80);
    border-color: rgba(74, 222, 128, 0.3);
}

.bt-playroom-card-covers {
    flex-shrink: 0;
    width: 72px;
    height: 72px;
}

.bt-playroom-cover-single {
    width: 72px;
    height: 72px;
    border-radius: var(--bt-radius-sm);
    object-fit: cover;
}

.bt-playroom-cover-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 2px;
    width: 72px;
    height: 72px;
    border-radius: var(--bt-radius-sm);
    overflow: hidden;
}

.bt-playroom-cover-grid-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bt-playroom-card-info {
    flex: 1;
    min-width: 0;
}

.bt-playroom-card-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--bt-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-playroom-card-meta {
    font-size: 13px;
    color: var(--bt-text-dim);
    margin-top: 3px;
}

.bt-playroom-card-date {
    font-size: 12px;
    color: var(--bt-text-muted);
    margin-top: 2px;
}

.bt-playroom-card-play {
    font-size: 20px;
    color: var(--bt-primary);
    flex-shrink: 0;
}

/* ============================================
   PLAYROOM PLAYER
   ============================================ */

.bt-playroom-container {
    padding-bottom: 40px;
}

.bt-playroom {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Vinyl Record */
.bt-playroom-vinyl-wrapper {
    position: relative;
    width: 260px;
    height: 260px;
    margin: 20px auto 24px;
}

.bt-playroom-vinyl {
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle at center,
        #111 0%,
        #111 15%,
        #1a1a1a 15.5%,
        #222 18%,
        #1a1a1a 20%,
        #222 22%,
        #1a1a1a 24%,
        #222 26%,
        #1a1a1a 28%,
        #222 30%,
        #1a1a1a 32%,
        #222 34%,
        #1a1a1a 36%,
        #222 38%,
        #1a1a1a 40%,
        #222 42%,
        #1a1a1a 44%,
        #222 46%,
        #1a1a1a 48%,
        #111 49%,
        #111 100%
    );
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4), inset 0 0 60px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.bt-playroom-vinyl.spinning {
    animation: bt-vinyl-spin 3s linear infinite;
}

@keyframes bt-vinyl-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.bt-playroom-vinyl-grooves {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: repeating-radial-gradient(
        circle at center,
        transparent 0px,
        rgba(255, 255, 255, 0.02) 1px,
        transparent 2px
    );
}

.bt-playroom-vinyl-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #333;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.5);
}

.bt-playroom-vinyl-art {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bt-playroom-vinyl-hole {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #000;
    border: 2px solid #333;
    z-index: 2;
}

/* Tonearm */
.bt-playroom-tonearm {
    position: absolute;
    top: -8px;
    right: 20px;
    transform-origin: top right;
    transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
    transform: rotate(-25deg);
    z-index: 3;
}

.bt-playroom-tonearm.playing {
    transform: rotate(-5deg);
}

.bt-playroom-tonearm-base {
    position: absolute;
    top: 0;
    right: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #555;
    border: 2px solid #777;
    z-index: 2;
}

.bt-playroom-tonearm-arm {
    position: absolute;
    top: 8px;
    right: 6px;
    width: 3px;
    height: 140px;
    background: linear-gradient(to bottom, #888, #666);
    border-radius: 2px;
    transform-origin: top center;
    transform: rotate(0deg);
}

.bt-playroom-tonearm-head {
    position: absolute;
    top: 146px;
    right: 2px;
    width: 10px;
    height: 16px;
    background: #999;
    border-radius: 1px 1px 3px 3px;
}

/* Video player wrapper */
.bt-playroom-video-wrapper {
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: var(--bt-radius);
    overflow: hidden;
    margin: 16px 0 24px;
    background: #000;
}

.bt-playroom-youtube {
    width: 100%;
    height: 100%;
}

/* Now Playing */
.bt-playroom-now-playing {
    width: 100%;
    text-align: center;
    padding: 0 8px;
}

.bt-playroom-song-info {
    margin-bottom: 16px;
}

.bt-playroom-song-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--bt-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-playroom-song-artist {
    font-size: 14px;
    color: var(--bt-text-dim);
    margin-top: 4px;
}

/* Progress bar */
.bt-playroom-progress-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    margin-bottom: 16px;
}

.bt-playroom-time-current,
.bt-playroom-time-total {
    font-size: 11px;
    color: var(--bt-text-muted);
    font-variant-numeric: tabular-nums;
    min-width: 36px;
    flex-shrink: 0;
}

.bt-playroom-time-current {
    text-align: right;
}

.bt-playroom-time-total {
    text-align: left;
}

.bt-playroom-progress-track {
    flex: 1;
    height: 4px;
    background: var(--bt-card-hover);
    border-radius: 2px;
    overflow: hidden;
    cursor: pointer;
    touch-action: none;
    -webkit-tap-highlight-color: transparent;
}

.bt-playroom-progress-fill {
    height: 100%;
    background: var(--bt-primary);
    border-radius: 2px;
    transition: width 0.3s linear;
}

/* Controls */
.bt-playroom-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
}

.bt-playroom-ctrl-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: var(--bt-card-bg);
    color: var(--bt-text);
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--bt-transition);
    flex-shrink: 0;
}

.bt-playroom-ctrl-btn:hover {
    background: var(--bt-card-hover);
}

.bt-playroom-play-btn {
    width: 56px;
    height: 56px;
    font-size: 24px;
    background: var(--bt-primary);
    color: #fff;
}

.bt-playroom-play-btn:hover {
    opacity: 0.9;
    background: var(--bt-primary);
}

.bt-playroom-secondary {
    width: 36px;
    height: 36px;
    font-size: 14px;
    opacity: 0.5;
}

.bt-playroom-secondary.active {
    opacity: 1;
    color: var(--bt-primary);
}

/* Up Next */
.bt-playroom-up-next {
    width: 100%;
    padding: 12px 14px;
    background: var(--bt-card-bg);
    border-radius: var(--bt-radius);
    margin-bottom: 20px;
}

.bt-playroom-up-next-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--bt-text-muted);
    margin-bottom: 8px;
}

.bt-playroom-up-next-song {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.bt-playroom-up-next-cover {
    width: 40px;
    height: 40px;
    border-radius: var(--bt-radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.bt-playroom-up-next-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--bt-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-playroom-up-next-artist {
    font-size: 12px;
    color: var(--bt-text-dim);
}

/* Tracklist */
.bt-playroom-tracklist {
    width: 100%;
}

.bt-playroom-track {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 8px;
    border-radius: var(--bt-radius-sm);
    cursor: pointer;
    transition: background var(--bt-transition);
    overflow: hidden;
}

.bt-playroom-track:hover {
    background: var(--bt-card-bg);
}

.bt-playroom-track.active {
    background: rgba(var(--bt-primary-rgb, 99, 102, 241), 0.1);
}

.bt-playroom-track.active .bt-playroom-track-title {
    color: var(--bt-primary);
}

.bt-playroom-track-num {
    width: 28px;
    text-align: center;
    font-size: 13px;
    color: var(--bt-text-muted);
    font-weight: 500;
    flex-shrink: 0;
}

.bt-playroom-eq {
    color: var(--bt-primary);
    animation: bt-eq-pulse 0.8s ease-in-out infinite alternate;
}

@keyframes bt-eq-pulse {
    from { opacity: 0.4; }
    to { opacity: 1; }
}

.bt-playroom-track-cover {
    width: 40px;
    height: 40px;
    border-radius: var(--bt-radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.bt-playroom-track-info {
    flex: 1;
    min-width: 0;
}

.bt-playroom-track-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--bt-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-playroom-track-artist {
    font-size: 12px;
    color: var(--bt-text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-playroom-track-duration {
    font-size: 12px;
    color: var(--bt-text-muted);
    flex-shrink: 0;
    white-space: nowrap;
}

/* Full Ranking Collapsible List */
.bt-full-ranking-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 16px;
}

.bt-full-ranking-row {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    border-radius: 8px;
    background: var(--bt-surface, rgba(255,255,255,0.03));
}

.bt-full-ranking-row:nth-child(even) {
    background: var(--bt-surface-alt, rgba(255,255,255,0.06));
}

.bt-full-ranking-num {
    width: 32px;
    font-size: 15px;
    font-weight: 600;
    color: var(--bt-text-muted, #666);
    text-align: center;
    flex-shrink: 0;
}

.bt-full-ranking-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.bt-full-ranking-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--bt-text, #eee);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-full-ranking-artist {
    font-size: 12px;
    color: var(--bt-text-dim, #999);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bt-full-ranking-avg {
    font-size: 11px;
    color: var(--bt-text-muted, #666);
}

.bt-dead-last {
    background: rgba(220, 38, 38, 0.08) !important;
    border: 1px solid rgba(220, 38, 38, 0.15);
}

.bt-dead-last-num {
    color: #dc2626 !important;
}

.bt-dead-last .bt-full-ranking-title {
    color: #e88;
}

.bt-dead-last .bt-full-ranking-artist {
    color: #a55;
}

.bt-dead-last-skull {
    font-size: 20px;
    flex-shrink: 0;
    margin-left: 8px;
}

.bt-full-ranking-toggle {
    font-size: 14px;
}