/* ============================================================================
   Music Generation Styles - Refactored
   ============================================================================ */

/* ----------------------------------------------------------------------------
   CSS Variables
   ---------------------------------------------------------------------------- */
:root {
    /* Color Variables */
    --music-error-color: #dc3545;
    --music-error-hover: #c82333;
    --music-info-color: #17a2b8;
    --music-gradient-purple: #8b5cf6;
    --music-record-start: #ff6b6b;
    --music-record-end: #ee5a24;
    --music-record-active-start: #ff4757;
    --music-record-active-end: #c44569;
    --music-record-indicator: #ff4757;
    --music-save-start: #2ed573;
    --music-save-end: #1e90ff;
    --music-text-dark: #2f3542;
    --music-text-muted: #747d8c;
    --music-bg-light: #f1f2f6;
    --music-bg-light-hover: #dfe4ea;
    --music-preview-bg: #f8f9fa;
    --music-preview-border: #dee2e6;
    --music-settings-border: #e9ecef;
    
    /* Spacing Scale */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 20px;
    --spacing-2xl: 24px;
    --spacing-3xl: 30px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-full: 50%;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index Scale */
    --z-modal: 100000;
    --z-tooltip: 1000000;
}

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

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

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

/* ----------------------------------------------------------------------------
   Music Generation Status
   ---------------------------------------------------------------------------- */
.music-generation-status {
    padding: var(--spacing-xl);
    margin: 15px 0;
    background-color: rgba(30, 32, 44, 0.6);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.music-generation-title {
    font-size: 1.1em;
    font-weight: 500;
    margin-bottom: 15px;
    color: var(--message-ai-text);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.music-generation-title svg {
    animation: pulse 2s infinite;
}

.music-generation-progress {
    height: 6px;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    margin: 15px 0;
    overflow: hidden;
    position: relative;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--button-bg) 0%, var(--music-gradient-purple) 100%);
    border-radius: 10px;
    transition: width var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        rgba(255,255,255,0) 0%,
        rgba(255,255,255,0.2) 50%,
        rgba(255,255,255,0) 100%
    );
    animation: shimmer 1.5s infinite;
}

.status-text {
    font-size: 0.9em;
    color: var(--message-ai-text);
    opacity: 0.8;
    margin: 10px 0 0 0;
    text-align: center;
}

/* ----------------------------------------------------------------------------
   Music Player Container
   ---------------------------------------------------------------------------- */
/* Note: !important needed for theme override compatibility (Divi, etc.) */
.music-player-container {
    display: block !important;
    flex-direction: column !important;
    gap: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 10px 0 !important;
    box-sizing: border-box !important;
    overflow: visible !important;
    max-height: none !important;
    height: auto !important;
}

/* ----------------------------------------------------------------------------
   Music Track - Consolidated
   ---------------------------------------------------------------------------- */
/* Base styles - !important needed for theme overrides */
.music-track {
    display: flex;
    flex-direction: column;
    background: var(--message-ai-bg);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: box-shadow var(--transition-base);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    gap: var(--spacing-lg);
}

/* Legacy row layout support - needed for backward compatibility */
.music-track {
    display: flex !important;
    flex-direction: row !important;
    background-color: var(--message-ai-bg) !important;
    border-radius: var(--radius-lg) !important;
    overflow: visible !important; /* Changed from hidden to visible to prevent scrollbars */
    box-shadow: 0 2px 5px var(--shadow-color) !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    margin: 0 0 10px 0 !important;
    max-height: none !important;
    height: auto !important;
}

/* Mobile: Force column layout to prevent squishing */
@media (max-width: 768px) {
    .music-track {
        flex-direction: column !important;
        align-items: stretch !important;
        padding: var(--spacing-md) !important;
    }
    
    .music-cover {
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
        aspect-ratio: 1 / 1 !important;
        flex-shrink: 0 !important;
    }
    
    .music-info {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        padding: var(--spacing-md) !important;
        box-sizing: border-box !important;
    }
    
    .music-track-header {
        flex-direction: column !important;
        align-items: flex-start !important;
        width: 100% !important;
        padding: 0 !important;
    }
    
    .music-track-controls {
        width: 100% !important;
        min-width: 0 !important;
        padding: var(--spacing-md) 0 !important;
    }
    
    .music-track audio {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
    }
    
    .music-track-buttons {
        flex-direction: column !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    .music-download-btn,
    .music-edit-btn,
    .music-delete-btn {
        width: 100% !important;
        margin-left: 0 !important;
        margin-top: var(--spacing-xs) !important;
        box-sizing: border-box !important;
    }
}

.music-track:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

.music-track:last-child {
    margin-bottom: 0 !important;
}

.music-cover {
    width: 100px !important;
    height: 100px !important;
    object-fit: cover !important;
    flex-shrink: 0 !important;
}

.music-info {
    padding: 10px !important;
    flex-grow: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    width: calc(100% - 100px) !important;
    min-width: 0 !important;
    box-sizing: border-box !important;
}

.music-title {
    font-weight: bold !important;
    margin-bottom: 5px !important;
    color: var(--message-ai-text) !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
}

.music-prompt {
    font-size: 0.9em !important;
    margin-bottom: 10px !important;
    color: var(--message-ai-text) !important;
    opacity: 0.8 !important;
    overflow: hidden !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
}

.music-controls {
    margin-top: auto !important;
    display: flex !important;
    flex-direction: column !important;
    gap: var(--spacing-sm) !important;
    width: 100% !important;
}

.music-controls audio {
    width: 100% !important;
    min-width: 200px !important;
    display: block !important;
}

/* Music Track Header - Consolidated */
.music-track-header {
    display: flex !important;
    align-items: center !important;
    gap: 15px !important;
    padding: var(--spacing-lg);
    flex: 1;
}

/* Music Track Controls - Consolidated */
.music-track-controls {
    display: flex !important;
    flex-direction: column !important;
    gap: var(--spacing-lg) !important;
    align-items: center !important;
    padding: var(--spacing-lg);
    min-width: 200px;
}

/* Audio Element - Consolidated (using 42px as final height) */
.music-track audio {
    width: 100% !important;
    max-width: 600px !important;
    height: 42px !important;
    border-radius: var(--radius-lg) !important;
    background: var(--message-ai-bg) !important;
    border: 1px solid var(--border-color) !important;
    margin-bottom: var(--spacing-md) !important;
}

/* Button Container - Consolidated */
.music-track-buttons {
    display: flex !important;
    gap: var(--spacing-md) !important;
    width: 100% !important;
    max-width: 600px !important;
    justify-content: center !important;
}

/* Music Buttons - Consolidated */
.music-download-btn {
    background: var(--button-bg) !important;
    color: var(--button-text) !important;
    border: none !important;
    padding: var(--spacing-sm) var(--spacing-md) !important;
    border-radius: var(--radius-sm) !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    font-size: 0.9em !important;
    transition: background-color var(--transition-base) !important;
    margin-top: var(--spacing-sm) !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.music-download-btn:hover {
    background: var(--button-hover) !important;
}

.music-download-btn svg {
    width: 16px !important;
    height: 16px !important;
    flex-shrink: 0 !important;
}

/* Enhanced player button styles */
.music-download-btn,
.music-edit-btn,
.music-delete-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 500;
    transition: all var(--transition-base);
}

.music-edit-btn {
    background: var(--music-info-color);
    color: white;
}

.music-delete-btn {
    background: var(--music-error-color);
    color: white;
    margin-left: var(--spacing-sm);
}

.music-delete-btn {
    background: var(--music-error-color) !important;
    color: white !important;
    border: none !important;
    padding: var(--spacing-sm) var(--spacing-md) !important;
    border-radius: var(--radius-sm) !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    font-size: 0.9em !important;
    transition: background-color var(--transition-base) !important;
    margin-left: var(--spacing-sm) !important;
    box-sizing: border-box !important;
}

.music-delete-btn:hover {
    background: var(--music-error-hover) !important;
}

.music-download-btn:hover,
.music-edit-btn:hover,
.music-delete-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.music-delete-btn svg {
    width: 16px !important;
    height: 16px !important;
    flex-shrink: 0 !important;
}

/* Generated Music Tracks Container */
.generated-music-tracks {
    background: var(--message-ai-bg) !important;
    border-radius: var(--radius-xl) !important;
    padding: var(--spacing-xl) !important;
    margin: 15px 0 !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    overflow: visible !important;
    max-height: none !important;
    height: auto !important;
}

/* ----------------------------------------------------------------------------
   Custom Music Popup/Modal - Consolidated
   ---------------------------------------------------------------------------- */
/* Unified Modal Classes */
/* Note: These classes inherit styles from unified modal system */
.custom-music-popup-content.ri-unified-modal {
    padding: 0; /* Reset padding since body handles it */
}

/* Legacy Popup Styles */
.custom-music-popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--popup-overlay);
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
}

/* Ultra-specific selectors for Divi override - !important needed for theme conflicts */
html body .custom-music-popup,
html body.et_divi_theme .custom-music-popup,
.et_divi_theme .custom-music-popup,
#page-container .custom-music-popup,
#et-main-area .custom-music-popup,
.et_pb_section .custom-music-popup {
    z-index: var(--z-modal) !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    display: none !important;
}

/* When music modal is shown */
html body .custom-music-popup[style*="display: flex"],
html body .custom-music-popup[style*="display:flex"],
html body .custom-music-popup.show,
.custom-music-popup[style*="display: flex"],
.custom-music-popup[style*="display:flex"],
.custom-music-popup.show {
    display: flex !important;
    z-index: var(--z-modal) !important;
}

/* Popup Content - Consolidated */
.custom-music-popup-content {
    max-width: 600px;
    width: 95%;
    background: var(--message-ai-bg);
    color: var(--message-ai-text);
    border-radius: var(--radius-xl);
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Popup Header - Consolidated */
.custom-music-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--message-ai-bg);
    background: rgba(0, 0, 0, 0.2);
}

.custom-music-header h3 {
    margin: 0;
    color: var(--message-ai-text);
    font-size: 1.2em;
}

.custom-music-header button,
.custom-music-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--message-ai-text);
    opacity: 0.7;
    transition: opacity var(--transition-base);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    padding: 0;
    line-height: 1;
}

.custom-music-header button:hover,
.custom-music-close:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.08);
}

/* Popup Form */
.custom-music-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: var(--spacing-sm) 15px !important;
    overflow-y: auto;
    flex: 1;
}

.custom-music-mode-toggle,
.custom-music-instrumental-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--message-ai-bg);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: 5px !important;
}

.custom-music-mode-toggle .mode-label,
.custom-music-instrumental-toggle .mode-label {
    display: inline-block;
    margin-left: 10px;
    vertical-align: middle;
}

.custom-music-mode-toggle .description,
.custom-music-instrumental-toggle .description {
    margin-top: 0;
    margin-bottom: 0;
    font-size: 0.8em;
    opacity: 0.7;
}

.custom-music-form .switch {
    vertical-align: middle;
}

/* Popup Footer - Consolidated */
.custom-music-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg) var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

/* Popup Buttons */
.custom-music-upload {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 10px var(--spacing-xl);
    background: var(--chat-bg);
    color: var(--message-ai-text);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.9em;
    font-weight: 500;
    transition: all var(--transition-base);
    position: relative;
}

.custom-music-upload:hover {
    background: rgba(255, 255, 255, 0.1);
}

.custom-music-upload .tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.8em;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    margin-bottom: 5px;
}

.custom-music-upload:hover .tooltip {
    opacity: 1;
    visibility: visible;
}

/* Generate Button - Consolidated */
.custom-music-generate {
    padding: var(--spacing-lg) var(--spacing-2xl);
    background: var(--button-bg);
    color: var(--button-text);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9em;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.custom-music-generate:hover {
    background: var(--button-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.custom-music-generate:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.custom-music-cancel {
    padding: var(--spacing-lg) var(--spacing-2xl);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--message-ai-bg);
    color: var(--message-ai-text);
    border: 1px solid var(--border-color);
}

.custom-music-cancel:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* ----------------------------------------------------------------------------
   Switch Toggle - Consolidated
   ---------------------------------------------------------------------------- */
.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    margin-right: 10px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: var(--transition-base);
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-base);
    border-radius: var(--radius-full);
}

.slider.round {
    border-radius: 24px;
}

.slider.round:before {
    border-radius: var(--radius-full);
}

input:checked + .slider {
    background-color: var(--button-bg);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

.mode-label {
    color: var(--message-ai-text);
    font-size: 0.9em;
}

/* ----------------------------------------------------------------------------
   Form Components
   ---------------------------------------------------------------------------- */
.custom-mode-field {
    display: none;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--message-ai-text);
}

.char-count {
    font-size: 12px;
    color: var(--description-text);
    font-weight: normal;
}

.form-group .char-count {
    float: right;
    font-size: 0.8em;
    color: var(--description-text);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--input-border);
    border-radius: var(--radius-md);
    background: var(--message-ai-bg);
    color: var(--message-ai-text);
    font-size: 14px;
    transition: border-color var(--transition-base);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--button-bg);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.1);
}

.field-description,
.form-group .description {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--description-text);
}

/* Error States */
.form-group.error input,
.form-group.error textarea {
    border-color: var(--error-text);
}

.form-group.processing-options.error {
    border-color: var(--error-text);
    box-shadow: 0 0 0 1px var(--error-text);
}

.error-message {
    color: var(--error-text);
    font-size: 0.8em;
    margin-top: 5px;
    display: none;
}

.form-group.error .error-message {
    display: block;
}

.required {
    color: var(--music-error-color);
}

/* Processing Options */
.form-group.processing-options {
    background: var(--message-ai-bg);
    padding: 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--input-border);
}

.processing-options {
    margin-bottom: var(--spacing-xl);
}

.processing-toggle-container {
    display: flex;
    justify-content: space-around;
    gap: 10px;
}

.processing-toggle-container > div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 6px 10px;
    background: rgba(0,0,0,0.05);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.processing-toggle-container label {
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    margin: 0;
}

.processing-toggle-container label:hover {
    background-color: rgba(0,0,0,0.08);
}

.processing-toggle-container input[type="radio"] {
    margin-right: var(--spacing-sm);
}

.processing-toggle-container input[type="radio"]:checked + span {
    font-weight: bold;
    color: var(--button-bg);
}

.processing-toggles {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.processing-toggle {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg);
    background: var(--message-ai-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.processing-toggle:hover {
    border-color: var(--button-bg);
    background: rgba(139, 92, 246, 0.05);
}

.processing-toggle input[type="radio"] {
    margin-bottom: var(--spacing-sm);
}

.toggle-label {
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--message-ai-text);
}

.processing-toggle small {
    font-size: 11px;
    color: var(--description-text);
    text-align: center;
}

.processing-toggle input[type="radio"]:checked + .toggle-label {
    color: var(--button-bg);
}

.processing-toggle input[type="radio"]:checked ~ small {
    color: var(--button-bg);
}

.extend-options {
    padding: var(--spacing-lg);
    background: rgba(0, 0, 0, 0.03);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

/* Upload Components */
#audio-upload-preview {
    background: var(--chat-input-bg);
    border: 1px solid var(--input-border);
    color: var(--message-ai-text);
    border-radius: var(--radius-sm);
}

.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-xl);
}

.upload-area:hover {
    border-color: var(--button-bg);
    background: rgba(139, 92, 246, 0.05);
}

.upload-placeholder {
    color: var(--message-ai-text);
}

.upload-placeholder svg {
    margin-bottom: var(--spacing-md);
    color: var(--description-text);
}

.upload-placeholder p {
    margin: var(--spacing-sm) 0 var(--spacing-xs) 0;
    font-weight: 500;
}

.upload-placeholder small {
    color: var(--description-text);
}

.upload-progress {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg);
    background: var(--message-ai-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

/* Progress Bar (Upload Context) */
.upload-progress .progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--button-bg) 0%, var(--music-gradient-purple) 100%);
    border-radius: var(--radius-sm);
    transition: width var(--transition-base);
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        rgba(255,255,255,0) 0%,
        rgba(255,255,255,0.3) 50%,
        rgba(255,255,255,0) 100%
    );
    animation: shimmer 1.5s infinite;
}

.progress-text {
    text-align: center;
    font-size: 14px;
    color: var(--message-ai-text);
}

.audio-preview {
    position: relative;
    padding: var(--spacing-lg);
    background: var(--message-ai-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-xl);
}

.audio-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.audio-file-info {
    font-weight: 500;
    color: var(--message-ai-text);
}

.audio-duration {
    font-size: 12px;
    color: var(--description-text);
}

.audio-preview audio {
    width: 100%;
    height: 40px;
}

.remove-audio-btn {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 24px;
    height: 24px;
    border: none;
    background: rgba(220, 53, 69, 0.1);
    color: var(--music-error-color);
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all var(--transition-base);
}

.remove-audio-btn:hover {
    background: rgba(220, 53, 69, 0.2);
}

.upload-settings {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--message-ai-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

/* ----------------------------------------------------------------------------
   Enhanced Music Modal Styles
   ---------------------------------------------------------------------------- */
/* Tab Navigation */
.music-tab-navigation {
    display: flex;
    gap: 2px;
    background: var(--message-ai-bg);
    padding: var(--spacing-xs);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
}

.music-tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--message-ai-text);
    cursor: pointer;
    transition: all var(--transition-base);
    font-weight: 500;
    font-size: 14px;
}

.music-tab-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.music-tab-btn.active {
    background: var(--button-bg);
    color: var(--button-text);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.music-tab-btn svg {
    width: 16px;
    height: 16px;
}

/* Disabled tabs */
.music-tab-btn.is-disabled,
.music-tab-btn[disabled],
.music-tab-btn[aria-disabled="true"] {
    opacity: 0.4;
    cursor: not-allowed;
    filter: grayscale(1);
    pointer-events: none;
    background-color: rgba(128, 128, 128, 0.2) !important;
    color: #888 !important;
}

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

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

/* Form Sections */
.music-form-section {
    margin-bottom: var(--spacing-2xl);
}

.music-form-section h4 {
    margin: 0 0 var(--spacing-lg) 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--message-ai-text);
}

.music-form-section h5 {
    margin: 0 0 var(--spacing-md) 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--message-ai-text);
}

/* Mode Toggles */
.mode-toggles {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.mode-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--message-ai-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.mode-info {
    flex: 1;
}

.mode-label {
    display: block;
    font-weight: 500;
    margin-bottom: 2px;
    color: var(--message-ai-text);
}

.mode-description {
    font-size: 12px;
    color: var(--description-text);
}

/* Loading State */
.btn-loading {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.spinner {
    animation: spin 1s linear infinite;
}

/* ----------------------------------------------------------------------------
   Recording Interface
   ---------------------------------------------------------------------------- */
.recording-interface {
    text-align: center;
    padding: var(--spacing-3xl) 0;
}

.record-button-container {
    margin-bottom: var(--spacing-3xl);
}

.record-button {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    border: none;
    background: linear-gradient(135deg, var(--music-record-start) 0%, var(--music-record-end) 100%);
    color: white;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 8px 32px rgba(255, 107, 107, 0.3);
    position: relative;
    overflow: hidden;
}

.record-button:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(255, 107, 107, 0.4);
}

.record-button.recording {
    background: linear-gradient(135deg, var(--music-record-active-start) 0%, var(--music-record-active-end) 100%);
    animation: pulse 1.5s infinite;
}

.record-button-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: var(--spacing-sm);
}

.record-icon {
    width: 32px;
    height: 32px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.record-text {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.recording-status {
    margin: var(--spacing-xl) 0;
    text-align: center;
}

.recording-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--music-record-indicator);
}

.pulse-dot {
    width: 12px;
    height: 12px;
    background: var(--music-record-indicator);
    border-radius: var(--radius-full);
    animation: pulse 1s infinite;
}

.recording-timer {
    font-size: 24px;
    font-weight: 700;
    color: var(--music-text-dark);
    font-family: 'Courier New', monospace;
}

.recording-controls {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin: var(--spacing-xl) 0;
}

.control-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: 14px;
}

.restart-btn {
    background: var(--music-bg-light);
    color: var(--music-text-dark);
}

.restart-btn:hover {
    background: var(--music-bg-light-hover);
}

.save-btn {
    background: linear-gradient(135deg, var(--music-save-start) 0%, var(--music-save-end) 100%);
    color: white;
}

.save-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(46, 213, 115, 0.3);
}

.recording-preview {
    background: var(--music-preview-bg);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    border: 2px dashed var(--music-preview-border);
}

.preview-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.preview-title {
    font-weight: 600;
    color: var(--music-text-dark);
}

.preview-duration {
    font-size: 14px;
    color: var(--music-text-muted);
    font-family: 'Courier New', monospace;
}

.recording-settings {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--music-settings-border);
}

.recording-settings h5 {
    margin-bottom: 15px;
    color: var(--music-text-dark);
    font-size: 16px;
}

/* ----------------------------------------------------------------------------
   Tooltips
   ---------------------------------------------------------------------------- */
#custom-music-popup .music-upload-button[title]:hover,
#custom-music-popup .music-process-button[title]:hover,
#custom-music-popup .music-record-button[title]:hover {
    position: relative;
}

#custom-music-popup .music-upload-button[title]:hover::after,
#custom-music-popup .music-process-button[title]:hover::after,
#custom-music-popup .music-record-button[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: #fff;
    padding: 6px var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 12px;
    white-space: nowrap;
    pointer-events: none;
    z-index: var(--z-tooltip);
}

/* ----------------------------------------------------------------------------
   Responsive Design
   ---------------------------------------------------------------------------- */
@media (max-width: 768px) {
    /* Modal adjustments */
    .custom-music-popup-content {
        width: 95%;
        max-width: 100%;
        margin: var(--spacing-md);
    }
    
    .custom-music-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .custom-music-form {
        padding: var(--spacing-sm) var(--spacing-md) !important;
    }
    
    /* Tab navigation */
    .music-tab-navigation {
        flex-direction: column;
    }
    
    /* Processing options */
    .processing-toggles {
        flex-direction: column;
    }
    
    .processing-toggle-container {
        flex-direction: column;
    }
    
    /* Footer */
    .custom-music-footer {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .custom-music-cancel,
    .custom-music-generate {
        width: 100%;
        justify-content: center;
    }
    
    /* Upload area */
    .upload-area {
        padding: var(--spacing-xl);
    }
    
    /* Recording interface */
    .recording-controls {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .control-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    /* Music tracks */
    .music-track {
        flex-direction: column !important;
        padding: var(--spacing-md) !important;
    }
    
    .music-cover {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 1/1 !important;
    }
    
    .music-info {
        width: 100% !important;
        padding: var(--spacing-sm) !important;
    }
    
    .music-track-header {
        padding: var(--spacing-md);
        flex-direction: column;
        align-items: flex-start;
    }
    
    .music-track-controls {
        padding: var(--spacing-md);
        min-width: auto;
        width: 100%;
    }
    
    .music-track audio {
        max-width: 100% !important;
    }
    
    .music-track-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 100%;
    }
    
    .music-download-btn,
    .music-edit-btn,
    .music-delete-btn {
        width: 100%;
        margin-left: 0 !important;
        margin-top: var(--spacing-xs);
    }
    
    /* Modal adjustments */
    .custom-music-popup-content {
        width: 100%;
        max-height: 100vh;
        border-radius: 0;
        margin: 0;
    }
    
    .custom-music-header {
        padding: var(--spacing-md);
    }
    
    .custom-music-header h3 {
        font-size: 1em;
    }
    
    /* Form adjustments */
    .music-form-section {
        margin-bottom: var(--spacing-lg);
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: var(--spacing-sm);
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    /* Upload area */
    .upload-area {
        padding: var(--spacing-lg);
    }
    
    /* Recording button */
    .record-button {
        width: 100px;
        height: 100px;
    }
    
    .recording-timer {
        font-size: 20px;
    }
}