/**
 * Application Specific Styles
 * የመዝሙር ጥናት ደብተር - Hymn Study Notebook
 */

/* ========================================
   Telegram Mini App Global Styles
   ======================================== */

/* Base body styles for Telegram */
body {
    background-color: var(--tg-theme-bg-color, var(--md-surface, #fff));
    color: var(--tg-theme-text-color, var(--md-text-primary, #000));
    transition: background-color 0.2s ease, color 0.2s ease;
}

/* In Telegram - apply theme consistently */
.in-telegram {
    background-color: var(--tg-theme-bg-color) !important;
}

.in-telegram * {
    /* Smooth color transitions */
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

/* Dark mode adjustments */
.in-telegram.tg-dark {
    --md-shadow-1: 0 1px 3px rgba(0,0,0,0.3);
    --md-shadow-2: 0 2px 6px rgba(0,0,0,0.3);
}

/* ========================================
   App Layout
   ======================================== */
.app-wrapper {
    min-height: 100vh;
    min-height: var(--tg-viewport-height, 100vh);
    padding-top: 56px; /* App bar height */
    padding-bottom: 56px; /* Bottom nav height */
    background-color: var(--tg-theme-bg-color, var(--md-background));
}

/* In Telegram - no app bar, so no top padding */
.in-telegram .app-wrapper {
    padding-top: var(--tg-content-safe-area-top, 0);
    padding-bottom: calc(56px + var(--tg-safe-area-bottom, 0px));
    min-height: var(--tg-viewport-stable-height, 100vh);
}

.app-content {
    min-height: calc(100vh - 112px);
    background-color: var(--tg-theme-bg-color, var(--md-background));
}

.in-telegram .app-content {
    min-height: calc(var(--tg-viewport-stable-height, 100vh) - 56px - var(--tg-safe-area-bottom, 0px));
}

/* When mini player is active */
.app-wrapper.has-player {
    padding-bottom: 120px; /* Bottom nav + mini player */
}

.in-telegram .app-wrapper.has-player {
    padding-bottom: calc(120px + var(--tg-safe-area-bottom, 0px));
}

/* ========================================
   Splash Screen
   ======================================== */
.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--md-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.splash-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.splash-logo {
    width: 120px;
    height: 120px;
    margin-bottom: var(--md-spacing-lg);
    animation: splash-pulse 2s ease-in-out infinite;
}

.splash-logo svg {
    width: 100%;
    height: 100%;
    fill: white;
}

.splash-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: var(--md-spacing-sm);
}

.splash-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.splash-loader {
    position: absolute;
    bottom: 48px;
    width: 48px;
    height: 48px;
}

.splash-loader::after {
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: md-spin 1s linear infinite;
}

@keyframes splash-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ========================================
   Language Selector
   ======================================== */
.language-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--md-spacing-md);
    padding: var(--md-spacing-md);
}

.language-card {
    background-color: var(--md-surface);
    border-radius: var(--md-radius-lg);
    padding: var(--md-spacing-lg);
    text-align: center;
    box-shadow: var(--md-shadow-1);
    cursor: pointer;
    transition: all var(--md-transition-fast);
    border: 2px solid transparent;
}

.language-card:hover {
    box-shadow: var(--md-shadow-2);
    transform: translateY(-2px);
}

.language-card.active {
    border-color: var(--md-primary);
    background-color: var(--md-primary-50);
}

.language-card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--md-spacing-sm);
}

.language-card-name {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--md-text-primary);
    margin-bottom: var(--md-spacing-xs);
}

.language-card-native {
    font-size: 0.875rem;
    color: var(--md-text-secondary);
}

/* ========================================
   Category Cards
   ======================================== */
.category-list {
    padding: var(--md-spacing-md);
}

.category-card {
    display: flex;
    align-items: center;
    background-color: var(--md-surface);
    border-radius: var(--md-radius-md);
    padding: var(--md-spacing-md);
    margin-bottom: var(--md-spacing-sm);
    box-shadow: var(--md-shadow-1);
    cursor: pointer;
    transition: all var(--md-transition-fast);
}

.category-card:hover {
    box-shadow: var(--md-shadow-2);
}

.category-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--md-radius-md);
    background-color: var(--md-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-right: var(--md-spacing-md);
}

.category-info {
    flex: 1;
}

.category-name {
    font-size: 1rem;
    font-weight: 500;
    color: var(--md-text-primary);
}

.category-count {
    font-size: 0.75rem;
    color: var(--md-text-secondary);
}

.category-arrow {
    color: var(--md-text-hint);
}

/* ========================================
   Scale List
   ======================================== */
.scale-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--md-spacing-sm);
    padding: var(--md-spacing-md);
}

.scale-chip {
    display: inline-flex;
    align-items: center;
    height: 40px;
    padding: 0 var(--md-spacing-md);
    background-color: var(--md-surface);
    border-radius: var(--md-radius-full);
    box-shadow: var(--md-shadow-1);
    cursor: pointer;
    transition: all var(--md-transition-fast);
    border: none;
    font-size: 0.875rem;
    color: var(--md-text-primary);
}

.scale-chip:hover {
    background-color: var(--md-primary-50);
}

.scale-chip.active {
    background-color: var(--md-primary);
    color: white;
}

.scale-chip-count {
    margin-left: var(--md-spacing-xs);
    padding: 2px 8px;
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    font-size: 0.75rem;
}

.scale-chip.active .scale-chip-count {
    background-color: rgba(255, 255, 255, 0.2);
}

/* ========================================
   Song List
   ======================================== */
.song-list {
    padding: 0;
}

.song-item {
    display: flex;
    align-items: center;
    padding: 12px 14px;
    border-bottom: 1px solid rgba(124, 58, 237, 0.08);
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--tg-theme-bg-color, white);
}

.song-item:hover {
    background-color: rgba(124, 58, 237, 0.04);
}

.song-item:active {
    background-color: rgba(124, 58, 237, 0.08);
}

.song-item:last-child {
    border-bottom: none;
}

.song-play-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, #7C3AED, #A78BFA);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    box-shadow: 0 3px 10px rgba(124, 58, 237, 0.25);
    flex-shrink: 0;
}

.song-play-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.35);
}

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

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

.song-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--tg-theme-text-color, #1F2937);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.song-item.unverified .song-title {
    color: #EF4444;
}

.song-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--tg-theme-hint-color, #6B7280);
    margin-top: 2px;
}

.song-meta-item {
    display: flex;
    align-items: center;
    gap: 2px;
}

.song-actions {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-xs);
}

/* ========================================
   Lyrics View
   ======================================== */
.lyrics-page {
    background-color: var(--md-surface);
}

/* Category and Scale Selector at Top */
.song-category-scale-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--md-spacing-md);
    padding: var(--md-spacing-lg);
    background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-dark) 100%);
    color: white;
    box-shadow: var(--md-shadow-2);
    position: sticky;
    top: 56px;
    z-index: 10;
}

.selector-field {
    display: flex;
    flex-direction: column;
    gap: var(--md-spacing-xs);
}

.selector-label {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-xs);
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.selector-label .material-icons {
    font-size: 18px;
    opacity: 0.9;
}

.selector-select {
    height: 48px;
    padding: 0 var(--md-spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--md-radius-md);
    font-size: 1rem;
    color: var(--md-text-primary);
    background-color: white;
    transition: all var(--md-transition-fast);
}

.selector-select:focus {
    outline: none;
    border-color: white;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.selector-select:hover {
    border-color: rgba(255, 255, 255, 0.5);
}

.lyrics-header {
    padding: 20px;
    background: linear-gradient(135deg, #7C3AED 0%, #5B21B6 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
    margin-bottom: 16px;
    border-radius: 16px;
}

.lyrics-song-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--md-spacing-sm);
    line-height: 1.3;
}

.lyrics-song-meta {
    font-size: 0.9375rem;
    opacity: 0.95;
    display: flex;
    flex-wrap: wrap;
    gap: var(--md-spacing-md);
    align-items: center;
}

.lyrics-media {
    position: relative;
    background-color: #000;
}

.lyrics-media video,
.lyrics-media audio {
    width: 100%;
    display: block;
}

.lyrics-media iframe {
    width: 100%;
    aspect-ratio: 16/9;
    border: none;
}

/* ========================================
   Song Media Sections (Audio & Video)
   ======================================== */
.song-audio-section,
.song-video-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
    margin: var(--md-spacing-lg) 0;
    padding: var(--md-spacing-xl);
    border-radius: var(--md-radius-lg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border: 1px solid var(--md-divider);
}

.media-section-title {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--md-text-primary);
    margin-bottom: var(--md-spacing-lg);
    padding-bottom: var(--md-spacing-md);
    border-bottom: 3px solid var(--md-primary);
}

.media-section-title .material-icons {
    color: var(--md-primary);
    font-size: 28px;
    background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.audio-players,
.video-players {
    display: flex;
    flex-direction: column;
    gap: var(--md-spacing-md);
}

.audio-player-wrapper {
    background-color: white;
    border-radius: var(--md-radius-lg);
    padding: var(--md-spacing-lg);
    border: 1px solid var(--md-divider);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.audio-player-wrapper:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.audio-player-container {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-md);
    width: 100%;
}

.audio-player {
    flex: 1;
    height: 56px;
    outline: none;
    border-radius: var(--md-radius-md);
    background-color: var(--md-background);
}

.audio-player::-webkit-media-controls-panel {
    background-color: var(--md-background);
}

.audio-duration {
    font-size: 0.875rem;
    color: var(--md-text-secondary);
    white-space: nowrap;
    min-width: 60px;
    text-align: right;
    font-weight: 500;
}

/* ========================================
   Full Featured Audio Player
   ======================================== */
.full-audio-player {
    background: white;
    border-radius: var(--md-radius-lg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: 1px solid var(--md-divider);
    overflow: hidden;
}

.audio-player-header {
    padding: var(--md-spacing-md) var(--md-spacing-lg);
    background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-dark) 100%);
    color: white;
}

.audio-player-info {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-md);
}

.audio-icon {
    font-size: 32px;
    color: white;
}

.audio-title-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.audio-source-label {
    font-weight: 600;
    font-size: 1rem;
}

.audio-track-title {
    font-size: 0.875rem;
    opacity: 0.9;
}

.audio-source-link {
    color: white;
    text-decoration: none;
    font-size: 0.8125rem;
    opacity: 0.9;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 4px;
}

.audio-source-link:hover {
    opacity: 1;
    text-decoration: underline;
}

.audio-player-main {
    padding: var(--md-spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--md-spacing-lg);
    flex-wrap: wrap;
}

.audio-controls {
    flex-shrink: 0;
}

.audio-play-btn,
.audio-pause-btn {
    width: 56px;
    height: 56px;
    border-radius: var(--md-radius-full);
    background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-dark) 100%);
    color: white;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.audio-play-btn:hover,
.audio-pause-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0,0,0,0.3);
}

.audio-play-btn .material-icons,
.audio-pause-btn .material-icons {
    font-size: 32px;
}

.audio-progress-section {
    flex: 1;
    min-width: 200px;
    display: flex;
    flex-direction: column;
    gap: var(--md-spacing-xs);
}

.audio-time-display {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.875rem;
    color: var(--md-text-secondary);
    font-weight: 500;
}

.audio-current-time {
    color: var(--md-primary);
    font-weight: 600;
    min-width: 45px;
}

.audio-separator {
    opacity: 0.5;
}

.audio-total-time {
    min-width: 45px;
}

.audio-progress-bar-wrapper {
    width: 100%;
}

.audio-progress-bar {
    width: 100%;
    height: 6px;
    background-color: var(--md-divider);
    border-radius: 3px;
    position: relative;
    cursor: pointer;
    transition: height 0.2s;
}

.audio-progress-bar:hover {
    height: 8px;
}

.audio-progress-filled {
    height: 100%;
    background: linear-gradient(90deg, var(--md-primary) 0%, var(--md-primary-dark) 100%);
    border-radius: 3px;
    transition: width 0.1s linear;
    position: relative;
}

.audio-progress-handle {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background-color: var(--md-primary);
    border: 3px solid white;
    border-radius: var(--md-radius-full);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.2s;
}

.audio-progress-bar:hover .audio-progress-handle {
    opacity: 1;
}

.audio-volume-section {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-sm);
    flex-shrink: 0;
}

.audio-volume-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--md-radius-full);
    background: transparent;
    border: none;
    color: var(--md-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
}

.audio-volume-btn:hover {
    background-color: var(--md-background);
    color: var(--md-primary);
}

.audio-volume-btn .material-icons {
    font-size: 24px;
}

.audio-volume-slider {
    width: 100px;
}

.audio-volume-range {
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--md-divider);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.audio-volume-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: var(--md-radius-full);
    background: var(--md-primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.audio-volume-range::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: var(--md-radius-full);
    background: var(--md-primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.youtube-audio-embed-container {
    width: 100%;
    height: 80px;
    background-color: #000;
    overflow: hidden;
}

.youtube-audio-player {
    background: white;
    border-radius: var(--md-radius-lg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: 1px solid var(--md-divider);
    overflow: hidden;
}

.audio-error-message {
    padding: var(--md-spacing-md);
    background-color: #ffebee;
    color: #c62828;
    border-top: 1px solid #ef5350;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--md-spacing-sm);
}

.audio-error-message::before {
    content: 'error';
    font-family: 'Material Icons';
    font-size: 20px;
}

/* YouTube Audio Player */
.youtube-audio-wrapper {
    background: white;
    border-radius: var(--md-radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: 1px solid var(--md-divider);
}

.youtube-audio-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--md-spacing-md) var(--md-spacing-lg);
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
    color: white;
}

.youtube-audio-label {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-sm);
    font-weight: 600;
    font-size: 0.9375rem;
}

.youtube-audio-label .material-icons {
    font-size: 20px;
}

.youtube-open-link {
    display: flex;
    align-items: center;
    gap: 4px;
    color: white;
    text-decoration: none;
    font-size: 0.875rem;
    padding: 6px 12px;
    background: rgba(255,255,255,0.2);
    border-radius: var(--md-radius-sm);
    transition: all 0.2s;
}

.youtube-open-link:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-1px);
}

.youtube-open-link .material-icons {
    font-size: 16px;
}

.youtube-audio-compact {
    width: 100%;
    background-color: #000;
    overflow: hidden;
    position: relative;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.youtube-audio-compact iframe {
    width: 100%;
    height: 80px;
    border: none;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}

.youtube-audio-iframe {
    width: 100%;
    height: 80px;
    border: none;
}

.youtube-audio-controls {
    padding: var(--md-spacing-md);
    background-color: var(--md-background);
    display: flex;
    gap: var(--md-spacing-sm);
    justify-content: center;
    border-top: 1px solid var(--md-divider);
}

.youtube-audio-play-btn,
.youtube-audio-pause-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--md-spacing-xs);
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
    color: white;
    border: none;
    border-radius: var(--md-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.youtube-audio-play-btn:hover,
.youtube-audio-pause-btn:hover {
    background: linear-gradient(135deg, #cc0000 0%, #990000 100%);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(255,0,0,0.3);
}

.youtube-audio-play-btn .material-icons,
.youtube-audio-pause-btn .material-icons {
    font-size: 20px;
}

.youtube-audio-duration {
    padding: var(--md-spacing-sm) var(--md-spacing-lg);
    background-color: var(--md-background);
    font-size: 0.875rem;
    color: var(--md-text-secondary);
    text-align: center;
    border-top: 1px solid var(--md-divider);
}

.video-player-wrapper {
    background-color: #000;
    border-radius: var(--md-radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.video-player-wrapper:hover {
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    transform: translateY(-2px);
}

.video-embed-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background-color: #000;
    border-radius: var(--md-radius-lg);
    overflow: hidden;
}

.video-embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-file-wrapper {
    width: 100%;
    background-color: #000;
    border-radius: var(--md-radius-md);
    overflow: hidden;
}

.video-player {
    width: 100%;
    max-height: 70vh;
    display: block;
    outline: none;
}

.lyrics-song-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--md-spacing-md);
    margin-top: var(--md-spacing-xs);
}

.lyrics-song-meta .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.875rem;
    opacity: 0.9;
}

.lyrics-song-meta .meta-item .material-icons {
    font-size: 16px;
}

.unverified-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: var(--md-spacing-sm);
    padding: 4px 12px;
    background: rgba(255, 193, 7, 0.2);
    border-radius: var(--md-radius-full);
    font-size: 0.75rem;
    color: #FFC107;
}

.unverified-badge .material-icons {
    font-size: 14px;
}

.missing-info-banner {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-md);
    padding: var(--md-spacing-md);
    background: var(--md-primary-50);
    border-left: 4px solid var(--md-primary);
    margin: var(--md-spacing-md);
    border-radius: 0 var(--md-radius-md) var(--md-radius-md) 0;
}

.missing-info-banner .material-icons {
    color: var(--md-primary);
    font-size: 24px;
}

.missing-info-text {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: var(--md-spacing-sm);
    font-size: 0.875rem;
    color: var(--md-text-secondary);
}

.missing-info-text span {
    background: white;
    padding: 2px 8px;
    border-radius: var(--md-radius-sm);
}

.missing-info-banner .btn-help {
    padding: var(--md-spacing-xs) var(--md-spacing-md);
    background: var(--md-primary);
    color: white;
    border-radius: var(--md-radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
}

.lyrics-content {
    padding: 20px;
    font-size: 1.125rem;
    line-height: 2.2;
    white-space: pre-wrap;
    color: var(--tg-theme-text-color, #1F2937);
    background: var(--tg-theme-bg-color, white);
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(124, 58, 237, 0.08);
    margin: 16px 0;
    border: 1px solid rgba(124, 58, 237, 0.1);
    max-height: 70vh;
    overflow-y: auto;
    scroll-behavior: smooth;
    scroll-margin-top: 80px;
}

.lyrics-line {
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    margin: var(--md-spacing-xs) 0;
    border-radius: var(--md-radius-sm);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    border-left: 4px solid transparent;
}

.lyrics-line:hover {
    background-color: var(--md-background);
}

/* Future lines (not yet played) */
.lyrics-line-future {
    color: var(--md-text-primary);
    opacity: 0.7;
}

/* Active line (currently playing) */
.lyrics-line-active {
    background: linear-gradient(90deg, rgba(156, 39, 176, 0.15) 0%, rgba(156, 39, 176, 0.25) 100%);
    color: var(--md-primary);
    font-weight: 700;
    transform: scale(1.03);
    box-shadow: 0 4px 12px rgba(156, 39, 176, 0.2);
    border-left: 4px solid var(--md-primary);
    padding-left: calc(var(--md-spacing-md) - 4px);
    opacity: 1;
    animation: lyrics-line-pulse 2s ease-in-out infinite;
}

@keyframes lyrics-line-pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(156, 39, 176, 0.2);
    }
    50% {
        box-shadow: 0 4px 16px rgba(156, 39, 176, 0.35);
    }
}

/* Past lines (already played) */
.lyrics-line-past {
    color: var(--md-text-secondary);
    opacity: 0.6;
    background: rgba(156, 39, 176, 0.05);
    border-left: 3px solid var(--md-primary-light);
    padding-left: calc(var(--md-spacing-md) - 3px);
}

.lyrics-content p {
    margin-bottom: var(--md-spacing-md);
}

.no-lyrics-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--md-spacing-xxl);
    text-align: center;
    color: var(--md-text-secondary);
}

.no-lyrics-placeholder .material-icons {
    font-size: 64px;
    color: var(--md-divider);
    margin-bottom: var(--md-spacing-md);
}

.no-lyrics-placeholder p {
    margin: 0;
    font-size: 1rem;
}

.no-lyrics-placeholder .hint {
    font-size: 0.875rem;
    color: var(--md-text-hint);
    margin-top: var(--md-spacing-xs);
}

.lyrics-nav {
    display: flex;
    justify-content: space-between;
    padding: var(--md-spacing-md);
    border-top: 1px solid var(--md-divider);
    background-color: var(--md-surface);
}

.lyrics-nav-btn {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-xs);
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    border-radius: var(--md-radius-full);
    background-color: var(--md-surface-variant);
    color: var(--md-text-primary);
    font-size: 0.875rem;
    border: none;
    cursor: pointer;
    transition: all var(--md-transition-fast);
}

.lyrics-nav-btn:hover:not(:disabled) {
    background-color: var(--md-primary-50);
}

.lyrics-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========================================
   Albums Page
   ======================================== */
.albums-page {
    min-height: 100vh;
    background: var(--tg-theme-bg-color, #F5F3FF);
    padding-bottom: 80px;
}

.albums-hero {
    background: linear-gradient(135deg, #7C3AED 0%, #8B5CF6 50%, #A78BFA 100%);
    padding: 40px 24px 32px;
    text-align: center;
    color: white;
    border-radius: 0 0 32px 32px;
}

.albums-hero .hero-icon {
    font-size: 3em;
    margin-bottom: 12px;
}

.albums-hero h1 {
    font-size: 1.6em;
    font-weight: 700;
    margin: 0 0 8px;
}

.albums-hero p {
    font-size: 0.95em;
    opacity: 0.9;
    margin: 0;
}

/* Filter Section */
.albums-filter-section {
    padding: 20px 16px;
    background: var(--tg-theme-bg-color, white);
    margin-top: -16px;
    border-radius: 16px 16px 0 0;
    position: relative;
    z-index: 10;
}

.albums-filter-section .filter-label {
    display: block;
    font-size: 0.75em;
    font-weight: 600;
    color: var(--tg-theme-hint-color, #6B7280);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

/* Albums Filters Container */
.albums-filters {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 16px;
    background: var(--tg-theme-secondary-bg-color, rgba(124, 58, 237, 0.05));
    margin: 0;
}

.albums-select {
    width: 100%;
    padding: 12px 14px;
    font-size: 0.95em;
    font-weight: 500;
    border: 2px solid rgba(124, 58, 237, 0.15);
    border-radius: 12px;
    background: var(--tg-theme-bg-color, white);
    color: var(--tg-theme-text-color, #1F2937);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24'%3E%3Cpath fill='%237C3AED' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.albums-select:focus {
    outline: none;
    border-color: #7C3AED;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

.albums-filter-section .filter-label {
    font-size: 10px;
    margin-bottom: 4px;
    color: #7C3AED;
}

/* Singers Section */
.singers-section {
    padding: 16px;
}

.section-label {
    font-size: 0.75em;
    font-weight: 600;
    color: var(--tg-theme-hint-color, #6B7280);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    padding-left: 4px;
}

/* Singer Grid - Compact Horizontal List */
.singer-grid {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.singer-card {
    background: var(--tg-theme-bg-color, white);
    border-radius: 12px;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.06);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid rgba(124, 58, 237, 0.06);
}

.singer-card:hover {
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.12);
    background: var(--tg-theme-secondary-bg-color, #F9FAFB);
    border-color: rgba(124, 58, 237, 0.2);
}

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

.singer-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #7C3AED, #A78BFA);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 600;
    flex-shrink: 0;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(124, 58, 237, 0.25);
}

.singer-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.singer-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--tg-theme-text-color, var(--md-text-primary));
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.singer-count {
    font-size: 12px;
    color: var(--tg-theme-hint-color, #9CA3AF);
    margin-top: 2px;
}

.singer-card-arrow {
    color: var(--tg-theme-hint-color, #9CA3AF);
    font-size: 18px;
}

/* Selected Singer Header */
.selected-singer-header {
    text-align: center;
    padding: 24px 16px;
    background: var(--tg-theme-secondary-bg-color, #F3F4F6);
    border-radius: 20px;
    margin: 16px;
}

.selected-singer-header .singer-avatar-large {
    width: 80px;
    height: 80px;
    margin: 0 auto 12px;
    font-size: 2rem;
    background: linear-gradient(135deg, #7C3AED, #A78BFA);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.3);
}

.selected-singer-header h2 {
    font-size: 1.3em;
    font-weight: 700;
    color: var(--tg-theme-text-color, #1F2937);
    margin: 0 0 4px;
}

.selected-singer-header p {
    font-size: 0.9em;
    color: var(--tg-theme-hint-color, #6B7280);
    margin: 0;
}

/* Albums List */
.albums-list {
    padding: 0 16px;
}

.album-card-compact {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    background: var(--tg-theme-bg-color, white);
    border-radius: 14px;
    margin-bottom: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid rgba(124, 58, 237, 0.06);
}

.album-card-compact:hover {
    transform: translateX(4px);
    border-color: rgba(124, 58, 237, 0.2);
}

.album-thumb {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background: linear-gradient(135deg, #EDE9FE, #DDD6FE);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.album-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.album-thumb .material-icons {
    font-size: 1.5rem;
    color: #7C3AED;
}

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

.album-info-compact .album-name {
    font-size: 0.95em;
    font-weight: 600;
    color: var(--tg-theme-text-color, #1F2937);
    margin-bottom: 2px;
}

.album-info-compact .album-songs-count {
    font-size: 0.8em;
    color: var(--tg-theme-hint-color, #6B7280);
}

.album-arrow {
    color: var(--tg-theme-hint-color, #9CA3AF);
    font-size: 1.2rem;
}

.empty-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--tg-theme-hint-color, #6B7280);
}

/* ========================================
   Singer Detail Page - Hierarchical View
   ======================================== */
.singer-detail-page {
    background-color: var(--md-surface);
}

.singer-header {
    background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-dark) 100%);
    color: white;
    padding: var(--md-spacing-xl) var(--md-spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--md-spacing-lg);
    box-shadow: var(--md-shadow-2);
}

.singer-avatar-large {
    width: 100px;
    height: 100px;
    border-radius: var(--md-radius-full);
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 500;
    flex-shrink: 0;
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.singer-avatar-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.singer-info .singer-name {
    font-size: 1.75rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--md-spacing-sm);
}

.singer-stats {
    display: flex;
    gap: var(--md-spacing-lg);
    margin-bottom: var(--md-spacing-sm);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.875rem;
    opacity: 0.9;
}

.stat-item .material-icons {
    font-size: 18px;
}

.singer-bio {
    font-size: 0.875rem;
    opacity: 0.9;
    line-height: 1.5;
    margin-top: var(--md-spacing-sm);
}

.albums-songs-list {
    padding: var(--md-spacing-md);
}

.album-section {
    background-color: var(--tg-theme-bg-color, white);
    border-radius: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 12px rgba(124, 58, 237, 0.08);
    overflow: hidden;
    border: 1px solid rgba(124, 58, 237, 0.08);
}

.album-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.08) 0%, rgba(167, 139, 250, 0.05) 100%);
    border-bottom: 1px solid rgba(124, 58, 237, 0.1);
}

.album-cover {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    background: linear-gradient(135deg, #7C3AED, #A78BFA);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.25);
}

.album-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.album-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.album-placeholder .material-icons {
    font-size: 2.5rem;
}

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

.album-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--tg-theme-text-color, #1F2937);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.album-meta {
    display: flex;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--tg-theme-hint-color, #7C3AED);
}

.album-meta span {
    color: var(--tg-theme-hint-color, #6B7280);
}

.album-songs {
    padding: 8px 0;
}

.album-songs .song-item {
    padding-left: var(--md-spacing-lg);
    padding-right: var(--md-spacing-lg);
}

.album-songs .song-item:last-child {
    border-bottom: none;
}

/* ========================================
   Search Page
   ======================================== */
.search-page {
    background-color: var(--md-surface);
    min-height: calc(100vh - 112px);
}

.search-bar-container {
    background: white;
    padding: var(--md-spacing-lg);
    box-shadow: var(--md-shadow-1);
    position: sticky;
    top: 56px;
    z-index: 10;
    display: flex;
    gap: var(--md-spacing-md);
    align-items: center;
}

.search-input-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: var(--md-spacing-md);
    color: var(--md-text-secondary);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--md-spacing-md) var(--md-spacing-md) var(--md-spacing-md) 48px;
    border: 2px solid var(--md-divider);
    border-radius: var(--md-radius-full);
    font-size: 1rem;
    transition: all var(--md-transition-fast);
    background-color: var(--md-surface);
}

.search-input:focus {
    outline: none;
    border-color: var(--md-primary);
    box-shadow: 0 0 0 3px rgba(103, 58, 183, 0.1);
}

.clear-search-btn {
    position: absolute;
    right: var(--md-spacing-sm);
    background: none;
    border: none;
    color: var(--md-text-secondary);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--md-radius-full);
    transition: all var(--md-transition-fast);
}

.clear-search-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--md-text-primary);
}

.filter-toggle-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: var(--md-spacing-md) var(--md-spacing-lg);
    background-color: var(--md-primary);
    color: white;
    border: none;
    border-radius: var(--md-radius-full);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--md-transition-fast);
    white-space: nowrap;
}

.filter-toggle-btn:hover {
    background-color: var(--md-primary-dark);
}

.filter-toggle-btn.active {
    background-color: var(--md-primary-dark);
    box-shadow: var(--md-shadow-2);
}

.advanced-filters {
    background: white;
    padding: var(--md-spacing-lg);
    border-top: 1px solid var(--md-divider);
    box-shadow: var(--md-shadow-1);
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--md-spacing-md);
    margin-bottom: var(--md-spacing-lg);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--md-spacing-xs);
}

.filter-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--md-text-secondary);
}

.filter-label .material-icons {
    font-size: 18px;
}

.filter-actions {
    display: flex;
    gap: var(--md-spacing-md);
    justify-content: flex-end;
    padding-top: var(--md-spacing-md);
    border-top: 1px solid var(--md-divider);
}

.search-results {
    padding: var(--md-spacing-lg);
}

.search-results-header {
    margin-bottom: var(--md-spacing-md);
}

.search-results-header h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--md-text-secondary);
}

.search-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--md-spacing-xxl);
    text-align: center;
    color: var(--md-text-secondary);
}

.search-placeholder .material-icons {
    color: var(--md-divider);
    margin-bottom: var(--md-spacing-md);
}

.search-pagination {
    padding: var(--md-spacing-lg);
    background: white;
    border-top: 1px solid var(--md-divider);
}

.pagination-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--md-spacing-md);
}

.pagination-info {
    font-size: 0.875rem;
    color: var(--md-text-secondary);
}

.singer-count {
    font-size: 0.75rem;
    color: var(--md-text-secondary);
}

/* ========================================
   Video Grid
   ======================================== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--md-spacing-md);
    padding: var(--md-spacing-md);
}

.video-card {
    background-color: var(--md-surface);
    border-radius: var(--md-radius-md);
    overflow: hidden;
    box-shadow: var(--md-shadow-1);
    cursor: pointer;
    transition: all var(--md-transition-fast);
}

.video-card:hover {
    box-shadow: var(--md-shadow-2);
    transform: translateY(-2px);
}

.video-thumbnail {
    position: relative;
    padding-top: 56.25%;
    background-color: var(--md-surface-variant);
}

.video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-thumbnail-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--md-transition-fast);
}

.video-card:hover .video-thumbnail-overlay {
    opacity: 1;
}

.video-play-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--md-radius-full);
    background-color: var(--md-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 2px 6px;
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 0.75rem;
    border-radius: 2px;
}

.video-info {
    padding: var(--md-spacing-md);
}

.video-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--md-text-primary);
    margin-bottom: var(--md-spacing-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    font-size: 0.75rem;
    color: var(--md-text-secondary);
}

/* Live Badge */
.live-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 4px 8px;
    background-color: var(--md-error);
    color: white;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 2px;
    text-transform: uppercase;
}

/* ========================================
   Teaching Series
   ======================================== */
.teaching-list {
    padding: var(--md-spacing-md);
}

.teaching-card {
    display: flex;
    background-color: var(--md-surface);
    border-radius: var(--md-radius-md);
    overflow: hidden;
    box-shadow: var(--md-shadow-1);
    margin-bottom: var(--md-spacing-md);
    cursor: pointer;
    transition: all var(--md-transition-fast);
}

.teaching-card:hover {
    box-shadow: var(--md-shadow-2);
}

.teaching-cover {
    width: 120px;
    min-width: 120px;
    height: 120px;
    background-color: var(--md-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    overflow: hidden;
}

.teaching-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.teaching-info {
    flex: 1;
    padding: var(--md-spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.teaching-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--md-text-primary);
    margin-bottom: var(--md-spacing-xs);
}

.teaching-instructor {
    font-size: 0.875rem;
    color: var(--md-text-secondary);
    margin-bottom: var(--md-spacing-sm);
}

.teaching-episodes {
    font-size: 0.75rem;
    color: var(--md-primary);
    font-weight: 500;
}

/* Episode List */
.episode-list {
    background-color: var(--md-surface);
}

.episode-item {
    display: flex;
    align-items: center;
    padding: var(--md-spacing-md);
    border-bottom: 1px solid var(--md-divider);
    cursor: pointer;
    transition: background-color var(--md-transition-fast);
}

.episode-item:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.episode-number {
    width: 40px;
    height: 40px;
    border-radius: var(--md-radius-full);
    background-color: var(--md-primary-50);
    color: var(--md-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    margin-right: var(--md-spacing-md);
}

.episode-info {
    flex: 1;
}

.episode-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--md-text-primary);
}

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

/* ========================================
   Contribution Form
   ======================================== */
.contribution-section {
    background-color: var(--md-surface);
    border-radius: var(--md-radius-lg);
    padding: var(--md-spacing-lg);
    margin: var(--md-spacing-md);
    box-shadow: var(--md-shadow-2);
    border: 1px solid var(--md-divider);
}

.contribution-header {
    display: flex;
    align-items: flex-start;
    gap: var(--md-spacing-md);
    margin-bottom: var(--md-spacing-lg);
    padding-bottom: var(--md-spacing-md);
    border-bottom: 1px solid var(--md-divider);
}

.contribution-header .material-icons {
    font-size: 32px;
    color: var(--md-primary);
    background: var(--md-primary-50);
    padding: var(--md-spacing-sm);
    border-radius: var(--md-radius-md);
}

.contribution-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--md-text-primary);
    margin-bottom: 4px;
}

.contribution-help {
    font-size: 0.875rem;
    color: var(--md-text-secondary);
    line-height: 1.4;
}

/* Form Styling */
.contribution-section .md-form-group {
    margin-bottom: var(--md-spacing-md);
}

.contribution-section .md-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--md-text-secondary);
    margin-bottom: var(--md-spacing-xs);
}

.contribution-section .md-select,
.contribution-section .md-input {
    width: 100%;
    height: 48px;
    padding: 0 var(--md-spacing-md);
    border: 2px solid var(--md-divider);
    border-radius: var(--md-radius-md);
    font-size: 1rem;
    color: var(--md-text-primary);
    background-color: var(--md-surface);
    transition: all var(--md-transition-fast);
}

.contribution-section .md-select:focus,
.contribution-section .md-input:focus {
    outline: none;
    border-color: var(--md-primary);
    box-shadow: 0 0 0 3px rgba(103, 58, 183, 0.1);
}

.contribution-section .md-textarea {
    height: auto;
    min-height: 120px;
    padding: var(--md-spacing-md);
    resize: vertical;
    line-height: 1.6;
}

.contribution-section .md-helper-text {
    font-size: 0.75rem;
    color: var(--md-text-hint);
    margin-top: var(--md-spacing-xs);
}

.contribution-section .md-btn-filled {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--md-spacing-sm);
    height: 48px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--md-radius-md);
    margin-top: var(--md-spacing-lg);
}

/* Top fields (Category and Scale) */
.contribution-top-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--md-spacing-md);
    margin-bottom: var(--md-spacing-lg);
    padding: var(--md-spacing-md);
    background: var(--md-primary-50);
    border-radius: var(--md-radius-md);
    border: 1px solid var(--md-primary-100);
}

.contribution-top-fields .md-label {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-xs);
    font-weight: 600;
    color: var(--md-primary-dark);
}

.contribution-top-fields .md-label .material-icons {
    font-size: 18px;
}

.contribution-top-fields .md-select {
    border-color: var(--md-primary-200);
}

.contribution-top-fields .md-select:focus {
    border-color: var(--md-primary);
    box-shadow: 0 0 0 3px rgba(103, 58, 183, 0.1);
}

/* Vote Buttons */
.vote-buttons {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-md);
}

.vote-btn {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-xs);
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    border-radius: var(--md-radius-full);
    border: 1px solid var(--md-border);
    background-color: var(--md-surface);
    color: var(--md-text-secondary);
    cursor: pointer;
    transition: all var(--md-transition-fast);
}

.vote-btn:hover {
    border-color: var(--md-primary);
    color: var(--md-primary);
}

.vote-btn.upvote.active {
    background-color: var(--md-success);
    border-color: var(--md-success);
    color: white;
}

.vote-btn.downvote.active {
    background-color: var(--md-error);
    border-color: var(--md-error);
    color: white;
}

/* ========================================
   Offline Banner
   ======================================== */
.offline-banner {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    background-color: var(--md-warning);
    color: #000;
    text-align: center;
    font-size: 0.875rem;
    z-index: var(--md-z-appbar);
    transform: translateY(-100%);
    transition: transform var(--md-transition-normal);
}

.offline-banner.show {
    transform: translateY(0);
}

/* ========================================
   Loading States
   ======================================== */
.page-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
}

.page-loading .md-spinner {
    margin-bottom: var(--md-spacing-md);
}

.page-loading-text {
    color: var(--md-text-secondary);
    font-size: 0.875rem;
}

/* ========================================
   Search
   ======================================== */
.search-container {
    padding: var(--md-spacing-md);
    background-color: var(--md-surface);
    border-bottom: 1px solid var(--md-divider);
}

.search-input-wrapper {
    position: relative;
}

.search-input {
    width: 100%;
    height: 48px;
    padding: 0 var(--md-spacing-md);
    padding-left: 48px;
    border: none;
    border-radius: var(--md-radius-full);
    background-color: var(--md-surface-variant);
    font-size: 1rem;
    color: var(--md-text-primary);
}

.search-input:focus {
    outline: none;
    background-color: var(--md-divider);
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--md-text-hint);
}

/* ========================================
   Tabs
   ======================================== */
.tabs {
    display: flex;
    background-color: var(--md-surface);
    border-bottom: 1px solid var(--md-divider);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab {
    flex: 1;
    min-width: 90px;
    padding: var(--md-spacing-md);
    text-align: center;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--md-text-secondary);
    text-transform: uppercase;
    border: none;
    background: none;
    cursor: pointer;
    transition: color var(--md-transition-fast);
    position: relative;
}

.tab:hover {
    color: var(--md-primary);
}

.tab.active {
    color: var(--md-primary);
}

.tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--md-primary);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ========================================
   Old Webapp Style - Videos & Teachings
   ======================================== */

.old-webapp-page {
    padding: 0;
    min-height: calc(100vh - 60px);
    background: var(--tg-theme-bg-color, var(--md-surface));
}

/* Featured Banner - Attractive Hero Style */
.featured-banner {
    background: linear-gradient(135deg, #7C3AED 0%, #8B5CF6 50%, #A78BFA 100%);
    border-radius: 0 0 32px 32px;
    padding: 40px 24px 32px;
    margin-bottom: 24px;
    color: white;
    position: relative;
    overflow: hidden;
}

.featured-banner.teaching {
    background: linear-gradient(135deg, #5B21B6 0%, #7C3AED 60%, #8B5CF6 100%);
}

.featured-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
}

.featured-title {
    font-size: 1.5em;
    font-weight: 800;
    margin-bottom: 10px;
    position: relative;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.featured-subtitle {
    font-size: 0.9em;
    opacity: 0.95;
    position: relative;
    line-height: 1.5;
}

.featured-icon {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 4em;
    opacity: 0.2;
}

/* Filter Section */
.filter-section {
    position: sticky;
    top: 0;
    background: var(--tg-theme-bg-color, var(--md-surface));
    padding: 12px 16px 8px;
    margin: 0;
    z-index: 50;
}

.in-telegram .filter-section {
    top: 0;
}

.filter-scroll {
    overflow-x: auto;
    scrollbar-width: none;
    margin: 0 -16px;
    padding: 0 16px;
}

.filter-scroll::-webkit-scrollbar {
    display: none;
}

.filter-tabs {
    display: flex;
    gap: 10px;
    padding: 4px 0;
}

.filter-tab {
    padding: 10px 18px;
    background: var(--tg-theme-secondary-bg-color, var(--md-surface-variant));
    border: 2px solid rgba(124, 58, 237, 0.1);
    border-radius: 25px;
    color: var(--tg-theme-text-color, var(--md-text-secondary));
    font-size: 0.85em;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.filter-tab:hover {
    border-color: #7C3AED;
    color: #7C3AED;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.15);
}

.filter-tab.active {
    background: linear-gradient(135deg, #7C3AED, #8B5CF6) !important;
    color: white !important;
    border-color: transparent !important;
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.35);
}

.filter-tab .emoji {
    font-size: 1.1em;
}

/* Section Header */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 20px 16px 16px;
    padding: 0;
}

.section-title {
    font-size: 1.15em;
    font-weight: 700;
    color: var(--tg-theme-text-color, var(--md-text-primary));
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #9C27B0, #6200EE);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1em;
}

.item-count {
    background: linear-gradient(135deg, #F0E6FF, #E8DEFF);
    color: #6200EE;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
}

/* Video Grid - Old Webapp Style */
.video-grid-old {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-top: 8px;
    padding: 0 16px;
}

/* Video Card - Old Webapp Style */
.video-card-old {
    background: var(--tg-theme-bg-color, white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.08);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(124, 58, 237, 0.08);
    animation: scaleIn 0.4s ease forwards;
    opacity: 0;
    position: relative;
    display: block;
}

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

.video-card-old:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 40px rgba(98, 0, 238, 0.2);
}

/* Video Thumbnail */
.video-card-old .video-thumb {
    position: relative;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #F0E6FF, #E8DEFF);
    overflow: hidden;
}

.video-card-old .video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.video-card-old:hover .video-thumb img {
    transform: scale(1.1);
}

.video-card-old .thumb-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 3em;
    color: #9C27B0;
}

/* Badges */
.quality-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: linear-gradient(135deg, #FF6B6B, #EE5A5A);
    color: white;
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 0.65em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.4);
}

.new-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, #00C853, #00E676);
    color: white;
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 0.65em;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 200, 83, 0.4);
}

.episode-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, #4CAF50, #388E3C);
    color: white;
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 0.65em;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.4);
}

/* Play Overlay */
.video-card-old .play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(98, 0, 238, 0.7) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-card-old:hover .play-overlay {
    opacity: 1;
}

.video-card-old .play-btn {
    width: 55px;
    height: 55px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #6200EE;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.video-card-old:hover .play-btn {
    transform: scale(1);
}

/* Video Info */
.video-card-old .video-info {
    padding: 14px;
}

.video-title-old {
    font-size: 0.9em;
    font-weight: 700;
    color: var(--md-text-primary);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.video-meta-old {
    display: flex;
    align-items: center;
    gap: 10px;
}

.video-year {
    font-size: 0.75em;
    color: #6200EE;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.video-episodes {
    font-size: 0.7em;
    color: #4CAF50;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Load More */
.load-more-container {
    display: flex;
    justify-content: center;
    padding: 30px 0;
}

.load-more-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #9C27B0, #6200EE);
    color: white;
    border: none;
    padding: 14px 32px;
    border-radius: 30px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(98, 0, 238, 0.3);
    transition: all 0.3s ease;
}

.load-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(98, 0, 238, 0.4);
}

.load-more-btn:active {
    transform: translateY(0);
}

.load-more-btn .btn-icon {
    font-size: 1.2em;
    animation: bounce 1s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(3px); }
}

.load-more-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* End Message */
.end-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--md-text-secondary);
}

.end-message span {
    font-size: 2.5em;
    display: block;
    margin-bottom: 10px;
    opacity: 0.5;
}

.end-message p {
    font-size: 0.9em;
    color: var(--md-text-muted);
}

/* Video Detail Page - Old Webapp Style */
.video-player-container {
    background: #000;
    width: 100%;
}

.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 */
    background: #000;
}

.video-wrapper.youtube {
    padding-bottom: 56.25%;
}

.video-wrapper iframe,
.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-placeholder-large {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    background: linear-gradient(135deg, #F0E6FF, #E8DEFF);
    overflow: hidden;
}

.video-placeholder-large img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-placeholder-large .play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.video-placeholder-large .play-button {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #6200EE;
    margin-bottom: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* Video Details Card */
.video-details.card {
    background: var(--md-surface);
    border-radius: 20px;
    padding: 20px;
    margin: 16px;
    box-shadow: 0 4px 20px rgba(98, 0, 238, 0.08);
}

.video-details .video-header {
    margin-bottom: 16px;
}

.video-detail-title {
    font-size: 1.3em;
    font-weight: 700;
    color: var(--md-text-primary);
    margin-bottom: 10px;
}

.video-details .video-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.video-details .meta-item {
    font-size: 0.85em;
    color: var(--md-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.video-details .meta-item.quality-badge {
    background: linear-gradient(135deg, #2196F3, #1976D2);
    color: white;
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 0.7em;
    font-weight: 700;
}

.video-description h3,
.video-genres h3 {
    font-size: 1em;
    font-weight: 600;
    color: var(--md-text-primary);
    margin-bottom: 8px;
    margin-top: 16px;
}

.video-description p {
    font-size: 0.9em;
    color: var(--md-text-secondary);
    line-height: 1.6;
}

.genre-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.genre-tag {
    background: var(--md-primary-50);
    color: var(--md-primary);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.8em;
    font-weight: 500;
}

/* Episodes Section */
.episodes-section.card {
    background: var(--md-surface);
    border-radius: 20px;
    padding: 20px;
    margin: 16px;
    box-shadow: 0 4px 20px rgba(98, 0, 238, 0.08);
}

.episodes-section .card-title {
    font-size: 1.1em;
    font-weight: 700;
    color: var(--md-text-primary);
    margin-bottom: 16px;
}

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

.episode-item {
    display: flex;
    gap: 12px;
    padding: 12px;
    background: var(--md-surface-variant);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.episode-item:hover {
    background: var(--md-primary-50);
}

.episode-item.active {
    border-color: var(--md-primary);
    background: var(--md-primary-50);
}

.episode-thumbnail {
    width: 80px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    background: linear-gradient(135deg, #F0E6FF, #E8DEFF);
}

.episode-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.episode-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9C27B0;
    font-size: 1.5em;
}

.episode-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.episode-number {
    font-size: 0.75em;
    color: var(--md-primary);
    font-weight: 600;
    margin-bottom: 4px;
}

.episode-title {
    font-size: 0.9em;
    color: var(--md-text-primary);
    font-weight: 500;
}

/* Related Section */
.related-section {
    background: var(--md-surface);
    border-radius: 20px;
    padding: 20px;
    margin: 16px;
    box-shadow: 0 4px 20px rgba(98, 0, 238, 0.08);
}

.related-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.related-title {
    font-size: 1.1em;
    font-weight: 700;
    color: var(--md-text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.related-title-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #9C27B0, #6200EE);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9em;
}

.related-count {
    background: linear-gradient(135deg, #9C27B0, #6200EE);
    color: white;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.75em;
    font-weight: 600;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.related-card {
    background: var(--md-surface);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(98, 0, 238, 0.08);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(128, 128, 128, 0.15);
}

.related-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 30px rgba(156, 39, 176, 0.2);
    border-color: #9C27B0;
}

.related-thumb {
    aspect-ratio: 1/1;
    position: relative;
    overflow: hidden;
    background: var(--md-surface-variant);
}

.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.related-card:hover .related-thumb img {
    transform: scale(1.1);
}

.related-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #9C27B0, #6200EE);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: white;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(98, 0, 238, 0.5);
}

.related-card:hover .related-play {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.related-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5em;
    color: #9C27B0;
}

.related-info {
    padding: 12px;
    background: var(--md-surface);
}

.related-name {
    font-size: 0.8em;
    font-weight: 600;
    color: var(--md-text-primary);
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    overflow: hidden;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.related-card:hover .related-name {
    color: #6200EE;
}

@media (max-width: 400px) {
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========================================
   Telegram Home Page
   ======================================== */

.tg-home {
    min-height: var(--tg-viewport-stable-height, 100vh);
    background: var(--tg-theme-bg-color);
    padding: 16px;
    padding-bottom: calc(70px + var(--tg-safe-area-bottom, 0px));
}

/* Home Header */
.tg-home-header {
    text-align: center;
    padding: 24px 16px 32px;
}

.tg-home-icon {
    font-size: 3em;
    margin-bottom: 8px;
}

.tg-home-title {
    font-size: 1.4em;
    font-weight: 700;
    color: var(--tg-theme-text-color, #000);
    margin-bottom: 4px;
}

.tg-home-subtitle {
    font-size: 0.9em;
    color: var(--tg-theme-hint-color, #999);
}

/* Telegram Menu */
.tg-menu {
    background: var(--tg-theme-secondary-bg-color, #f0f0f0);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 16px;
}

.tg-menu-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    cursor: pointer;
    transition: background 0.1s ease;
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

.tg-menu-item:last-child {
    border-bottom: none;
}

.tg-menu-item:active {
    background: rgba(0,0,0,0.06);
}

.tg-menu-icon {
    font-size: 1.5em;
}

.tg-menu-text {
    flex: 1;
    font-size: 16px;
    font-weight: 500;
    color: var(--tg-theme-text-color, #000);
}

.tg-menu-arrow {
    font-size: 20px;
    color: var(--tg-theme-hint-color, #999);
    font-weight: 300;
}

/* Search Bar */
.tg-search-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--tg-theme-secondary-bg-color, #f0f0f0);
    border-radius: 10px;
    padding: 12px 14px;
    cursor: pointer;
    color: var(--tg-theme-hint-color, #999);
    font-size: 15px;
}

.tg-search-bar .material-icons {
    font-size: 20px;
    color: var(--tg-theme-hint-color, #999);
}

/* Expandable Song Cards */
.songs-list-expandable {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.expandable-song-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    animation: slideUp 0.4s ease forwards;
    opacity: 0;
    transform: translateY(20px);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.expandable-song-card:hover {
    box-shadow: 0 6px 20px rgba(98, 0, 238, 0.12);
}

.expandable-song-card.expanded {
    border-color: var(--md-primary);
    box-shadow: 0 8px 30px rgba(98, 0, 238, 0.15);
}

/* Song Card Header */
.song-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.song-card-header:hover {
    background: rgba(98, 0, 238, 0.03);
}

.song-card-number {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #F3E5F5, #EDE7F6);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85em;
    font-weight: 700;
    color: var(--md-primary);
    flex-shrink: 0;
}

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

.song-card-title {
    font-size: 1em;
    font-weight: 600;
    color: var(--md-text-primary);
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.song-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.75em;
    color: var(--md-text-secondary);
}

.meta-singer, .meta-scale {
    display: flex;
    align-items: center;
    gap: 4px;
}

.song-card-actions {
    display: flex;
    align-items: center;
}

.expand-icon {
    color: var(--md-primary);
    transition: transform 0.3s ease;
}

.expandable-song-card.expanded .expand-icon {
    transform: rotate(180deg);
}

.no-lyrics-badge {
    font-size: 0.7em;
    color: var(--md-text-muted);
    padding: 4px 10px;
    background: var(--md-surface-variant);
    border-radius: 10px;
}

/* Lyrics Preview */
.song-lyrics-preview {
    padding: 0 16px 16px;
    border-top: 1px solid rgba(0,0,0,0.06);
}

.lyrics-preview-text {
    font-size: 0.85em;
    color: var(--md-text-secondary);
    line-height: 1.6;
    padding: 12px 0;
    white-space: pre-line;
}

.show-more-btn {
    background: linear-gradient(135deg, #F3E5F5, #EDE7F6);
    border: none;
    border-radius: 12px;
    padding: 10px 20px;
    color: var(--md-primary);
    font-size: 0.85em;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s ease;
}

.show-more-btn:hover {
    background: linear-gradient(135deg, #9C27B0, #6200EE);
    color: white;
}

/* Full Lyrics */
.song-lyrics-full {
    padding: 16px;
    border-top: 1px solid rgba(0,0,0,0.06);
    background: linear-gradient(180deg, #FAFAFA, white);
}

.lyrics-full-content {
    font-size: 1em;
    line-height: 2;
    color: var(--md-text-primary);
    padding: 16px;
    background: white;
    border-radius: 12px;
    border: 1px solid rgba(0,0,0,0.06);
    max-height: 400px;
    overflow-y: auto;
}

.lyrics-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.lyrics-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    border: none;
    border-radius: 12px;
    font-size: 0.9em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lyrics-action-btn:first-child {
    background: linear-gradient(135deg, #9C27B0, #6200EE);
    color: white;
}

.lyrics-action-btn:first-child:hover {
    box-shadow: 0 4px 20px rgba(98, 0, 238, 0.4);
    transform: translateY(-2px);
}

.lyrics-action-btn:last-child {
    background: var(--md-surface-variant);
    color: var(--md-text-primary);
}

.lyrics-action-btn:last-child:hover {
    background: var(--md-primary-50);
    color: var(--md-primary);
}

.lyrics-action-btn .material-icons {
    font-size: 20px;
}

/* No Lyrics */
.song-no-lyrics {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px;
    color: var(--md-text-secondary);
    font-size: 0.85em;
    cursor: pointer;
    border-top: 1px solid rgba(0,0,0,0.06);
    transition: all 0.2s ease;
}

.song-no-lyrics:hover {
    background: var(--md-primary-50);
    color: var(--md-primary);
}

.song-no-lyrics .material-icons {
    font-size: 18px;
}

/* Compact Song Item */
.compact-song-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: white;
    border-radius: 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    animation: fadeIn 0.3s ease forwards;
    opacity: 0;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.compact-song-item:hover {
    background: var(--md-primary-50);
    transform: translateX(4px);
}

.compact-song-number {
    width: 28px;
    height: 28px;
    background: var(--md-surface-variant);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8em;
    font-weight: 600;
    color: var(--md-text-secondary);
    flex-shrink: 0;
}

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

.compact-song-title {
    font-size: 0.95em;
    font-weight: 600;
    color: var(--md-text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.compact-song-artist {
    font-size: 0.8em;
    color: var(--md-text-secondary);
    margin-top: 2px;
}

.compact-song-badges {
    display: flex;
    align-items: center;
    gap: 8px;
}

.has-lyrics-dot {
    width: 8px;
    height: 8px;
    background: #4CAF50;
    border-radius: 50%;
}

.compact-song-badges .material-icons {
    color: var(--md-text-muted);
    font-size: 20px;
}

/* ========================================
   Telegram Mini App Styles
   ======================================== */

/* Telegram Page Container */
.tg-page {
    min-height: var(--tg-viewport-stable-height, 100vh);
    background: var(--tg-theme-bg-color);
    padding-bottom: calc(56px + var(--tg-safe-area-bottom, 0px));
}

.in-telegram .tg-page {
    padding-bottom: calc(60px + var(--tg-safe-area-bottom, 0px));
}

/* Sticky Header with Language Dropdown */
.tg-sticky-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--tg-theme-bg-color);
    padding: 8px 12px;
    border-bottom: 1px solid rgba(0,0,0,0.08);
}

.tg-select {
    width: 100%;
    padding: 10px 14px;
    font-size: 15px;
    font-weight: 500;
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 10px;
    background: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-text-color);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24'%3E%3Cpath fill='%23666' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

/* Telegram Section */
.tg-section {
    padding: 8px 12px;
}

/* Filter Section */
.tg-filter-section {
    padding: 6px 12px;
}

.tg-filter-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--tg-theme-hint-color, #999);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    padding-left: 2px;
}

/* Chips Scroll */
.tg-chips-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 4px 0;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}

.tg-chips-scroll::-webkit-scrollbar {
    display: none;
}

/* Telegram Chip */
.tg-chip {
    padding: 8px 14px;
    background: var(--tg-theme-secondary-bg-color);
    border: none;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--tg-theme-text-color);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.15s ease;
    flex-shrink: 0;
}

.tg-chip:active {
    transform: scale(0.95);
}

.tg-chip.active {
    background: linear-gradient(135deg, #7C3AED, #8B5CF6);
    color: white;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.tg-chip.scale {
    font-size: 13px;
    padding: 6px 12px;
}

/* Songs Section */
.tg-songs-section {
    padding: 8px 12px;
}

.tg-songs-count {
    font-size: 12px;
    font-weight: 600;
    color: var(--tg-theme-hint-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    padding-left: 4px;
}

/* Songs List */
.tg-songs-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Song Card */
.tg-song-card {
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.15s ease;
}

.tg-song-card.open {
    background: var(--tg-theme-section-bg-color, var(--tg-theme-bg-color));
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.in-telegram.tg-dark .tg-song-card.open {
    box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

/* Song Row */
.tg-song-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    position: relative;
    z-index: 1;
}

/* Play Button (First) - Attractive Style */
.tg-play-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #7C3AED 0%, #A78BFA 100%);
    color: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.tg-play-icon:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.5);
}

.tg-play-icon:active {
    transform: scale(0.95);
}

.tg-play-icon.disabled {
    background: linear-gradient(135deg, #bdc3c7 0%, #95a5a6 100%);
    box-shadow: none;
    cursor: not-allowed;
}

.tg-play-icon.playing {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    box-shadow: 0 4px 15px rgba(56, 239, 125, 0.4);
    animation: pulse-glow 1.5s infinite;
}

@keyframes pulse-glow {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(56, 239, 125, 0.4);
    }
    50% { 
        transform: scale(1.08);
        box-shadow: 0 6px 25px rgba(56, 239, 125, 0.6);
    }
}

.tg-song-info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    cursor: pointer;
    padding: 4px 0;
}

.tg-song-info:active {
    opacity: 0.7;
}

.tg-song-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--tg-theme-text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    display: block;
}

.tg-song-artist {
    font-size: 13px;
    color: var(--tg-theme-hint-color);
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tg-song-status {
    cursor: pointer;
    padding: 8px;
}

.tg-song-status .has-lyrics {
    font-size: 16px;
}

.tg-song-status .no-lyrics {
    font-size: 18px;
    color: #CCC;
    font-weight: bold;
}

/* Lyrics Box */
.tg-lyrics-box {
    border-top: 1px solid rgba(124, 58, 237, 0.15);
    background: var(--tg-theme-bg-color);
}

.tg-lyrics-text {
    padding: 20px 16px;
    font-size: 16px;
    line-height: 2;
    color: var(--tg-theme-text-color);
    max-height: 400px;
    overflow-y: auto;
    scroll-behavior: smooth;
    background: rgba(124, 58, 237, 0.02);
}

/* Lyrics Line for Sync - Beautiful Style */
.tg-lyrics-text .lyrics-line {
    padding: 8px 12px;
    margin: 4px 0;
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 3px solid transparent;
    position: relative;
}

.tg-lyrics-text .lyrics-line:hover {
    background: rgba(102, 126, 234, 0.1);
}

/* Active/Current Line - Highlighted */
.tg-lyrics-text .lyrics-line.active,
.tg-lyrics-text .lyrics-line.lyrics-line-active {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.12) 0%, rgba(167, 139, 250, 0.12) 100%);
    border-left: 3px solid #7C3AED;
    color: #7C3AED;
    font-weight: 600;
    transform: translateX(4px);
    box-shadow: 0 2px 10px rgba(124, 58, 237, 0.15);
}

/* Past Lines - Faded */
.tg-lyrics-text .lyrics-line.past,
.tg-lyrics-text .lyrics-line.lyrics-line-past {
    opacity: 0.4;
    color: var(--tg-theme-hint-color, #999);
}

/* Future Lines */
.tg-lyrics-text .lyrics-line.lyrics-line-future {
    opacity: 1;
}

/* Scroll indicator for current line */
.tg-lyrics-text .lyrics-line.lyrics-line-active::before {
    content: '♪';
    position: absolute;
    left: -20px;
    font-size: 14px;
    color: #7C3AED;
    animation: bounce-note 0.6s infinite alternate;
}

@keyframes bounce-note {
    from { transform: translateY(0); }
    to { transform: translateY(-3px); }
}

/* Lyrics Sync Controls */
.lyrics-sync-controls {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px 12px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    border-bottom: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 10px 10px 0 0;
}

.sync-control-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
}

.sync-control-secondary {
    gap: 10px;
}

.sync-btn {
    padding: 8px 14px;
    background: linear-gradient(135deg, #7C3AED 0%, #A78BFA 100%);
    color: white;
    border: none;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.sync-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 3px 12px rgba(102, 126, 234, 0.4);
}

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

.sync-btn-big {
    padding: 8px 10px;
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    font-size: 11px;
}

.sync-btn-small {
    padding: 4px 12px;
    background: rgba(0, 0, 0, 0.1);
    color: #666;
    border: none;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
}

.sync-btn-small:hover {
    background: rgba(0, 0, 0, 0.15);
}

.sync-offset-display {
    font-size: 14px;
    font-weight: 700;
    color: #7C3AED;
    min-width: 55px;
    text-align: center;
    background: white;
    padding: 6px 12px;
    border-radius: 14px;
    border: 2px solid rgba(124, 58, 237, 0.3);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.sync-hint {
    font-size: 10px;
    color: #999;
    font-style: italic;
}

/* Lyrics Actions */
.tg-lyrics-actions {
    display: flex;
    gap: 8px;
    padding: 12px 14px;
    border-top: 1px solid rgba(0,0,0,0.06);
}

.tg-action-btn {
    flex: 1;
    padding: 10px;
    background: var(--tg-theme-secondary-bg-color, #f0f0f0);
    color: var(--tg-theme-text-color, #000);
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.1s ease;
}

.tg-action-btn:active {
    opacity: 0.7;
}

.tg-play-btn {
    display: block;
    width: calc(100% - 28px);
    margin: 0 14px 14px;
    padding: 12px;
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s ease;
}

.tg-play-btn:active {
    transform: scale(0.98);
}

/* No Lyrics */
.tg-no-lyrics {
    padding: 20px 14px;
    text-align: center;
}

.tg-no-lyrics span {
    display: block;
    color: var(--tg-theme-hint-color);
    font-size: 14px;
    margin-bottom: 12px;
}

.tg-contribute-btn {
    display: inline-block;
    padding: 10px 20px;
    background: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-link-color);
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

/* Hints and Empty States */
.tg-hint {
    text-align: center;
    padding: 40px 20px;
    color: var(--tg-theme-hint-color);
    font-size: 14px;
}

.tg-hint-small {
    padding: 12px;
    color: var(--tg-theme-hint-color);
    font-size: 13px;
    text-align: center;
}

.tg-empty {
    text-align: center;
    padding: 30px 20px;
    color: var(--tg-theme-hint-color);
    font-size: 14px;
}

.tg-error {
    text-align: center;
    padding: 30px 20px;
    color: #ff3b30;
    font-size: 14px;
}

/* Loading */
.tg-loading {
    padding: 30px;
    text-align: center;
}

.tg-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--tg-theme-secondary-bg-color);
    border-top-color: var(--tg-theme-button-color);
    border-radius: 50%;
    animation: tg-spin 0.6s linear infinite;
    margin: 0 auto;
}

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

/* ========================================
   Transpose Helper Page - For Musicians
   ======================================== */

.transpose-page {
    min-height: 100vh;
    background: linear-gradient(180deg, var(--tg-theme-bg-color, #F5F3FF) 0%, var(--tg-theme-secondary-bg-color, #EDE9FE) 100%);
    padding: 20px 16px 100px;
}

.in-telegram .transpose-page,
.in-telegram.tg-dark .transpose-page {
    background: linear-gradient(180deg, var(--tg-theme-bg-color) 0%, var(--tg-theme-secondary-bg-color) 100%);
}

/* Header */
.transpose-header {
    text-align: center;
    padding: 20px 0 30px;
}

.header-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, #7C3AED 0%, #A78BFA 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(124, 58, 237, 0.4);
}

.header-icon .material-icons {
    font-size: 32px;
    color: white;
}

.transpose-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--tg-theme-text-color, #1F2937);
    margin: 0 0 6px;
}

.transpose-header p {
    font-size: 0.9rem;
    color: var(--tg-theme-hint-color, #6B7280);
    margin: 0;
}

/* Main Transpose Display */
.transpose-main-display {
    background: var(--tg-theme-bg-color, white);
    border-radius: 28px;
    padding: 40px 20px;
    text-align: center;
    margin-bottom: 20px;
    border: 3px solid rgba(124, 58, 237, 0.2);
    box-shadow: 0 10px 40px rgba(124, 58, 237, 0.15);
    transition: all 0.4s ease;
}

.transpose-main-display.listening {
    border-color: rgba(124, 58, 237, 0.5);
    box-shadow: 0 10px 40px rgba(124, 58, 237, 0.25);
    animation: pulse-border-purple 2s ease-in-out infinite;
}

.transpose-main-display.detected {
    border-color: rgba(124, 58, 237, 0.6);
    box-shadow: 0 10px 40px rgba(124, 58, 237, 0.3);
    background: linear-gradient(145deg, #F5F3FF, white);
}

@keyframes pulse-border-purple {
    0%, 100% { border-color: rgba(124, 58, 237, 0.4); }
    50% { border-color: rgba(124, 58, 237, 0.7); }
}

/* Giant Transpose Number */
.transpose-big-number {
    font-size: 5.5rem;
    font-weight: 900;
    color: #7C3AED;
    line-height: 1;
    letter-spacing: -4px;
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    text-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
    margin-bottom: 16px;
}

.transpose-main-display.listening .transpose-big-number {
    color: rgba(124, 58, 237, 0.4);
    animation: number-pulse-purple 1.5s ease-in-out infinite;
}

@keyframes number-pulse-purple {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.02); }
}

/* Context Display */
.transpose-context {
    font-size: 1.1rem;
    color: var(--tg-theme-hint-color, #6B7280);
}

.context-waiting {
    color: var(--tg-theme-hint-color, #9CA3AF);
}

.context-listening {
    color: #7C3AED;
    animation: listening-text 1.5s ease-in-out infinite;
}

@keyframes listening-text {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.context-from {
    color: #f59e0b;
    font-weight: 700;
    font-size: 1.3rem;
}

.context-arrow {
    color: var(--tg-theme-hint-color, #9CA3AF);
    margin: 0 12px;
    font-size: 1.5rem;
}

.context-to {
    color: #10b981;
    font-weight: 700;
    font-size: 1.3rem;
}

.context-detecting {
    color: #fbbf24;
    font-weight: 600;
}

.context-progress {
    display: block;
    margin-top: 8px;
    font-size: 1.2rem;
    letter-spacing: 4px;
    color: var(--tg-theme-hint-color, #9CA3AF);
}

.context-countdown {
    color: #60a5fa;
    font-size: 1rem;
    animation: pulse-text 1s ease-in-out infinite;
}

.context-analyzing {
    color: var(--tg-theme-hint-color, #6B7280);
}

@keyframes pulse-text {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* ========================================
   Add Category/Scale Modal (Admin Style)
   ======================================== */

/* Modal overlay */
.md-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 20px;
    padding-top: calc(20px + var(--tg-content-safe-area-top, 0px));
    padding-bottom: calc(20px + var(--tg-safe-area-bottom, 0px));
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Modal container */
.md-modal {
    background: var(--tg-theme-bg-color, var(--md-surface, #fff));
    border-radius: 16px;
    max-width: 450px;
    width: 100%;
    max-height: calc(90vh - var(--tg-safe-area-top, 0px) - var(--tg-safe-area-bottom, 0px));
    overflow-y: auto;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

.in-telegram .md-modal {
    border-radius: 12px;
}

.in-telegram.tg-dark .md-modal {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* Modal header */
.md-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid rgba(128,128,128,0.15);
    background: var(--tg-theme-section-bg-color, var(--tg-theme-bg-color));
}

.md-modal-header h3 {
    color: var(--tg-theme-text-color, var(--md-text-primary));
}

/* Modal body */
.md-modal-body {
    padding: 20px 24px;
}

/* Close button */
.md-icon-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.md-icon-btn:hover {
    background: rgba(0, 0, 0, 0.1);
}

.md-icon-btn .material-icons {
    font-size: 20px;
    color: var(--md-on-surface-variant, #666);
}

/* Large modal */
.md-modal-large {
    max-width: 600px;
    width: 95%;
}

/* Form row - two columns */
.md-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 500px) {
    .md-form-row {
        grid-template-columns: 1fr;
    }
}

/* Quick fill suggestions */
.add-scale-suggestions {
    margin-bottom: 20px;
    padding: 14px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 12px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.suggestion-title {
    font-size: 0.8rem;
    color: var(--md-on-surface-variant, #666);
    margin: 0 0 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.suggestion-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.suggestion-chip {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    background: var(--md-primary, #6366f1);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.suggestion-chip:hover {
    background: var(--md-primary-dark, #4f46e5);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

/* Modal header */
.md-modal-header h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    margin: 0;
}

.md-modal-header h3 .material-icons {
    color: var(--md-primary, #6366f1);
    font-size: 1.4rem;
}

/* Form fields */
.md-field {
    margin-bottom: 16px;
}

.md-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--md-on-surface, #333);
    margin-bottom: 6px;
}

.md-label.required::after {
    content: ' *';
    color: #ef4444;
}

.md-input {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid rgba(128,128,128,0.2);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s ease;
    background: var(--tg-theme-secondary-bg-color, var(--md-surface, #fff));
    color: var(--tg-theme-text-color, var(--md-text-primary));
}

.md-input:focus {
    outline: none;
    border-color: var(--tg-theme-button-color, var(--md-primary, #6366f1));
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.15);
}

.in-telegram .md-input {
    background: var(--tg-theme-secondary-bg-color);
}

.md-input::placeholder {
    color: #999;
}

.md-select {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid rgba(128,128,128,0.2);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--tg-theme-secondary-bg-color, var(--md-surface, #fff));
    color: var(--tg-theme-text-color, var(--md-text-primary));
    cursor: pointer;
    transition: all 0.2s ease;
}

.md-select:focus {
    outline: none;
    border-color: var(--tg-theme-button-color, var(--md-primary, #6366f1));
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.15);
}

.md-textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid rgba(128,128,128,0.2);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    min-height: 80px;
    transition: all 0.2s ease;
    background: var(--tg-theme-secondary-bg-color, var(--md-surface, #fff));
    color: var(--tg-theme-text-color, var(--md-text-primary));
}

.md-textarea:focus {
    outline: none;
    border-color: var(--tg-theme-button-color, var(--md-primary, #6366f1));
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.15);
}

.md-field-help {
    display: block;
    font-size: 0.75rem;
    color: var(--md-on-surface-variant, #888);
    margin-top: 4px;
}

.md-field-help a {
    color: var(--md-primary, #6366f1);
    text-decoration: none;
}

.md-field-help a:hover {
    text-decoration: underline;
}

/* Checkbox */
.md-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--md-on-surface, #333);
}

.md-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--md-primary, #6366f1);
    cursor: pointer;
}

/* Modal footer buttons */
.md-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--md-outline, #eee);
    margin-top: 8px;
}

.md-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.md-btn-primary {
    background: var(--tg-theme-button-color, var(--md-primary, #6366f1));
    color: var(--tg-theme-button-text-color, white);
}

.md-btn-primary:hover {
    filter: brightness(0.9);
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.md-btn-text {
    background: transparent;
    color: var(--tg-theme-hint-color, var(--md-on-surface-variant, #666));
}

.md-btn-text:hover {
    background: var(--tg-theme-secondary-bg-color, rgba(0, 0, 0, 0.05));
}

.md-btn .material-icons {
    font-size: 1.1rem;
}

/* Status Indicator */
.transpose-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    padding: 10px 20px;
    background: var(--tg-theme-secondary-bg-color, #F3F4F6);
    border-radius: 30px;
    max-width: 200px;
    margin-left: auto;
    margin-right: auto;
}

.status-indicator {
    width: 10px;
    height: 10px;
    background: rgba(124, 58, 237, 0.3);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.transpose-status.listening .status-indicator {
    background: #7C3AED;
    box-shadow: 0 0 16px rgba(124, 58, 237, 0.6);
    animation: status-pulse 1s ease-in-out infinite;
}

.transpose-status.detected .status-indicator {
    background: #22C55E;
    box-shadow: 0 0 16px rgba(34, 197, 94, 0.6);
}

@keyframes status-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.4); }
}

.status-label {
    font-size: 0.9rem;
    color: var(--tg-theme-hint-color, #6B7280);
}

.transpose-status.listening .status-label {
    color: #7C3AED;
    font-weight: 600;
}

.transpose-status.detected .status-label {
    color: #22C55E;
    font-weight: 600;
}

/* Big Action Button */
.transpose-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 20px 24px;
    background: linear-gradient(135deg, #7C3AED 0%, #A78BFA 100%);
    color: white;
    border: none;
    border-radius: 20px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(124, 58, 237, 0.4);
    margin-bottom: 20px;
}

.transpose-action-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 50px rgba(124, 58, 237, 0.5);
}

.transpose-action-btn:active {
    transform: scale(0.98);
}

.transpose-action-btn .material-icons {
    font-size: 1.6rem;
}

.transpose-action-btn.listening {
    background: linear-gradient(135deg, #DC2626 0%, #EF4444 100%);
    box-shadow: 0 10px 40px rgba(239, 68, 68, 0.4);
}

/* Current Note Display (small) */
.current-note-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--tg-theme-secondary-bg-color, #F3F4F6);
    border-radius: 12px;
    margin-bottom: 24px;
    border: 1px solid rgba(124, 58, 237, 0.1);
}

.note-label {
    font-size: 0.85rem;
    color: var(--tg-theme-hint-color, #6B7280);
}

.note-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: #7C3AED;
    animation: note-flash 0.3s ease;
}

@keyframes note-flash {
    0% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Recent Detections */
.recent-detections {
    background: var(--tg-theme-bg-color, white);
    border-radius: 20px;
    padding: 16px;
    margin-bottom: 24px;
    border: 1px solid rgba(124, 58, 237, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.recent-title {
    font-size: 0.75rem;
    color: var(--tg-theme-hint-color, #6B7280);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-bottom: 12px;
}

.recent-list {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
}

.recent-list::-webkit-scrollbar {
    display: none;
}

.recent-item {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 18px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(167, 139, 250, 0.1));
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: 14px;
}

.recent-transpose {
    font-size: 1.4rem;
    font-weight: 800;
    color: #7C3AED;
}

.recent-key {
    font-size: 0.75rem;
    color: var(--tg-theme-hint-color, #6B7280);
    margin-top: 4px;
}

.recent-empty {
    color: var(--tg-theme-hint-color, #9CA3AF);
    font-size: 0.9rem;
    text-align: center;
    padding: 10px;
}

/* Quick Guide */
.transpose-guide {
    background: var(--tg-theme-bg-color, white);
    border-radius: 20px;
    padding: 20px;
    border: 1px solid rgba(124, 58, 237, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.guide-title {
    font-size: 0.85rem;
    color: var(--tg-theme-hint-color, #6B7280);
    margin-bottom: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.guide-steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.guide-step {
    display: flex;
    align-items: center;
    gap: 14px;
}

.step-num {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #7C3AED, #A78BFA);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

.step-text {
    font-size: 0.9rem;
    color: var(--tg-theme-text-color, #374151);
}