/* ==========================================================================
   Visualizer Options Panel
   ========================================================================== */

.visualizer-options-panel {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 0;
    margin: var(--space-lg) auto;
    max-width: 700px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    animation: slideIn 0.25s ease;
    border-left: 3px solid var(--accent);
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.options-header {
    background: var(--bg-elevated);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
}

.options-header h3 {
    margin: 0;
    color: var(--accent);
    font-size: 0.85em;
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.options-content {
    padding: var(--space-lg);
}

.option-group {
    margin-bottom: var(--space-lg);
}

.option-group:last-child {
    margin-bottom: 0;
}

.option-group-title {
    font-size: 0.8em;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border);
    letter-spacing: 0.5px;
}

.option-row {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
    min-height: 40px;
}

.option-row:last-child {
    margin-bottom: 0;
}

.option-row-full {
    flex-direction: column;
    align-items: stretch;
    min-height: auto;
}

.option-row-full .option-label {
    flex: none;
    margin-bottom: var(--space-sm);
    text-align: center;
}

.option-row-full .option-control {
    width: 100%;
    justify-content: center;
}

.option-label {
    flex: 0 0 140px;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9em;
}

.option-control {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.image-input-container {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Layout Options */
.layout-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.layout-radio-option {
    display: flex;
    align-items: center;
    padding: 12px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.layout-radio-option:hover:not(.disabled) {
    border-color: var(--accent);
    background: var(--bg-hover);
}

.layout-radio-option input[type="radio"] {
    margin-right: 12px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent);
}

.layout-radio-option:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-dim);
    box-shadow: 0 0 0 2px rgba(212, 162, 76, 0.1);
}

.layout-details {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.layout-name {
    font-weight: 600;
    color: var(--text-primary);
}

.layout-range {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 0.85em;
    background: var(--bg-surface);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.layout-radio-option.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--bg-surface);
}

.layout-divider {
    margin: var(--space-md) 0 var(--space-sm);
    color: var(--text-muted);
    font-size: 0.85em;
    font-style: italic;
}

/* ==========================================================================
   Form Controls
   ========================================================================== */

.file-button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.9em;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.file-button:hover {
    background: var(--accent-light);
    color: var(--bg-primary);
}

.file-status {
    color: var(--text-muted);
    font-size: 0.9em;
    font-style: italic;
}

.file-status.has-file {
    color: var(--success);
    font-style: normal;
    font-weight: 500;
}

.number-input, .select-input, .date-input {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9em;
    transition: all var(--transition-fast);
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.number-input {
    width: 80px;
    text-align: center;
    font-family: var(--font-mono);
}

.select-input {
    min-width: 150px;
    cursor: pointer;
}

.number-input:focus, .select-input:focus, .date-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.option-hint {
    color: var(--text-muted);
    font-size: 0.85em;
    font-style: italic;
}

.date-preview {
    color: var(--text-secondary);
    font-size: 0.9em;
    padding: 4px 8px;
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
}

.option-warning {
    padding: 12px;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: var(--radius-sm);
    color: var(--warning);
    text-align: center;
}

/* ==========================================================================
   Export Buttons
   ========================================================================== */

.export-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.export-button {
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.95em;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.export-button:hover:not(:disabled) {
    filter: brightness(1.15);
    box-shadow: var(--shadow-md);
}

.export-button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    background: var(--bg-hover);
    color: var(--text-muted);
}

.disabled .export-button:not(:disabled) {
    opacity: 0.5;
    background: var(--bg-hover);
    color: var(--text-muted);
}

.export-button:active:not(:disabled) {
    transform: translateY(0);
}

#exportModifiedSIDButton {
    width: auto;
    margin: 0 auto;
    background: var(--accent);
    color: var(--bg-primary);
    font-weight: 600;
}

#exportModifiedSIDButton:hover:not(:disabled) {
    filter: brightness(1.15);
    box-shadow: var(--shadow-md);
}

#exportModifiedSIDButton:disabled {
    background: var(--bg-hover);
    color: var(--text-muted);
    cursor: not-allowed;
}

/* Export Status */
.export-status {
    margin-top: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    display: none;
    font-size: 0.9em;
}

.export-status.visible {
    display: block;
}

.export-status.success {
    background: rgba(52, 211, 153, 0.1);
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.export-status.error {
    background: rgba(248, 113, 113, 0.1);
    color: var(--error);
    border: 1px solid rgba(248, 113, 113, 0.3);
}

.export-status.info {
    background: rgba(96, 165, 250, 0.1);
    color: var(--info);
    border: 1px solid rgba(96, 165, 250, 0.3);
}

/* ==========================================================================
   Error Message
   ========================================================================== */

.error-message {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid rgba(248, 113, 113, 0.3);
    color: var(--error);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    display: none;
}

.error-message.visible {
    display: block;
}

/* ==========================================================================
   Modal System (Unified)
   ========================================================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.modal-overlay.visible {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transform: scale(0.95);
    transition: transform var(--transition-base);
    max-width: 480px;
    width: 90%;
}

.modal-overlay.visible .modal-content {
    transform: scale(1);
}

.modal-icon {
    font-size: 2.5em;
    margin-bottom: var(--space-md);
}

.modal-icon.success { color: var(--success); }
.modal-icon.error { color: var(--error); }
.modal-icon.warning { color: var(--warning); }
.modal-icon.info { color: var(--info); }
.modal-icon.confirm { color: var(--accent); }

.modal-title {
    font-size: 1.3em;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.modal-message {
    font-size: 1em;
    color: var(--text-secondary);
    line-height: 1.5;
}

.modal-details {
    margin-top: var(--space-md);
    text-align: left;
}

.error-details {
    background: var(--bg-elevated);
    border-radius: var(--radius-sm);
    padding: 10px 15px;
    font-size: 0.85em;
}

.error-details summary {
    cursor: pointer;
    color: var(--text-muted);
    font-weight: 500;
    padding: 5px 0;
    user-select: none;
}

.error-details summary:hover {
    color: var(--text-secondary);
}

.error-details pre {
    margin: 10px 0 0 0;
    padding: 10px;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.85em;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
}

.modal-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    margin-top: var(--space-lg);
}

.modal-action-btn {
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.95em;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
}

.modal-action-btn.primary {
    background: var(--accent);
    color: var(--bg-primary);
    box-shadow: none;
}

.modal-action-btn.primary:hover {
    filter: brightness(1.15);
}

.modal-action-btn.secondary {
    background: var(--bg-elevated);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.modal-action-btn.secondary:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
}

/* ==========================================================================
   Busy Overlay
   ========================================================================== */

.busy-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(6px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.busy-overlay.visible {
    display: flex;
    opacity: 1;
}

.busy-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transform: scale(0.95);
    transition: transform var(--transition-base);
    min-width: 280px;
}

.busy-overlay.visible .busy-content {
    transform: scale(1);
}

.busy-spinner {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-md);
    border: 3px solid var(--border);
    border-top: 3px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.busy-message {
    font-size: 1.15em;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.busy-submessage {
    font-size: 0.9em;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ==========================================================================
   Compression Options
   ========================================================================== */

.compression-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.compression-radio-option {
    display: flex;
    align-items: center;
    padding: 12px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.compression-radio-option:hover {
    border-color: var(--accent);
    background: var(--bg-hover);
}

.compression-radio-option input[type="radio"] {
    margin-right: 12px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent);
}

.compression-radio-option:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-dim);
    box-shadow: 0 0 0 2px rgba(212, 162, 76, 0.1);
}

.compression-details {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.compression-name {
    font-weight: 600;
    color: var(--text-primary);
}

.compression-desc {
    color: var(--text-muted);
    font-size: 0.9em;
}

/* ==========================================================================
   Color Slider
   ========================================================================== */

.color-slider-control {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 15px;
}

.slider-wrapper {
    flex: 1;
    position: relative;
    height: 30px;
}

.color-slider {
    width: 100%;
    height: 30px;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    outline: none;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    cursor: pointer;
    pointer-events: none;
}

.color-slider-track {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    right: 0;
    height: 24px;
    display: flex;
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
}

.color-segment {
    flex: 1;
    position: relative;
    cursor: pointer;
    transition: all var(--transition-fast);
    pointer-events: auto;
}

.color-segment:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: rgba(0, 0, 0, 0.3);
}

.color-segment:hover {
    opacity: 0.85;
    transform: scaleY(1.08);
}

.color-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 0;
    height: 0;
    opacity: 0;
    cursor: pointer;
}

.color-slider::-moz-range-thumb {
    width: 0;
    height: 0;
    opacity: 0;
    cursor: pointer;
    border: none;
}

.color-slider::-webkit-slider-runnable-track {
    height: 30px;
    background: transparent;
    cursor: pointer;
}

.color-slider::-moz-range-track {
    height: 30px;
    background: transparent;
    cursor: pointer;
}

.color-value {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    width: 180px;
    padding: 4px 8px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.color-swatch {
    width: 18px;
    height: 18px;
    border-radius: 3px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    flex-shrink: 0;
}

.color-text {
    font-size: 0.85em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}

.color-number {
    font-family: var(--font-mono);
    font-weight: bold;
    color: var(--accent-light);
}

.color-name {
    color: var(--text-secondary);
}

/* ==========================================================================
   Textarea
   ========================================================================== */

.textarea-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    width: 100%;
}

.textarea-container textarea {
    width: 100%;
    min-height: 60px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.9em;
    resize: vertical;
    transition: all var(--transition-fast);
}

.textarea-container textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.textarea-controls {
    display: flex;
    gap: var(--space-sm);
}

.load-text-btn, .save-text-btn {
    padding: 6px 12px;
    font-size: 0.85em;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.load-text-btn:hover, .save-text-btn:hover {
    background: var(--accent-light);
    color: var(--bg-primary);
}

/* ==========================================================================
   Image Preview
   ========================================================================== */

.image-preview-container {
    width: 100%;
    max-width: 400px;
}

.image-preview-wrapper {
    position: relative;
    cursor: pointer;
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-elevated);
}

.image-preview-wrapper:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.image-preview-frame {
    position: relative;
    width: 320px;
    height: 200px;
    margin: 0 auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: #000;
}

.image-preview-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

.image-preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.image-preview-wrapper:hover .image-preview-overlay {
    opacity: 1;
}

.image-preview-loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(28, 31, 46, 0.95);
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.preview-filename {
    font-weight: 600;
    color: var(--text-secondary);
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview-size {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.9em;
}

.image-preview-info {
    display: none;
}

.image-gallery-toggle {
    display: none;
}

.preview-click-hint {
    font-size: 14px;
    color: white;
    font-weight: 500;
}

.preview-overlay-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.preview-overlay-content i {
    font-size: 28px;
}

/* Image Drop Zone */
.image-preview-drop-zone {
    position: relative;
    transition: all var(--transition-base);
    border: 2px dashed transparent;
    border-radius: var(--radius-sm);
    padding: 4px;
}

.image-preview-drop-zone.drag-active {
    border-color: var(--accent);
    background: var(--accent-dim);
    transform: scale(1.02);
}

.gallery-btn {
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.9em;
    transition: all var(--transition-fast);
}

.gallery-btn:hover {
    filter: brightness(1.15);
}

.gallery-btn.active {
    background: var(--accent-secondary);
}

/* ==========================================================================
   Text Drop Zone
   ========================================================================== */

.text-drop-zone {
    position: relative;
    padding: 12px;
    background: var(--bg-elevated);
    border: 2px dashed var(--border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.text-drop-zone:hover {
    border-color: var(--border-light);
    background: var(--bg-hover);
}

.text-drop-hint {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    color: var(--accent-light);
    font-size: 0.85em;
    font-weight: 500;
}

.text-drop-hint i {
    opacity: 0.6;
}

.text-drop-zone textarea {
    width: 100%;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.text-drop-zone textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.text-drop-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--accent);
    color: var(--bg-primary);
    padding: 20px 32px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1em;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: 10;
    box-shadow: var(--shadow-lg);
}

.text-drop-zone.drag-active {
    border-color: var(--accent);
    background: var(--accent-dim);
    box-shadow: var(--shadow-glow);
}

.text-drop-zone.drag-active .text-drop-indicator {
    opacity: 1;
}

.text-drop-zone.drag-active textarea {
    opacity: 0.15;
}

.text-drop-zone.drag-active .text-drop-hint {
    opacity: 0.15;
}

/* ==========================================================================
   HVSC Browser Modal
   ========================================================================== */

.hvsc-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.hvsc-modal.visible {
    display: flex;
}

.hvsc-modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    width: 100%;
    max-width: 780px;
    height: 90vh;
    max-height: 650px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

/* Shared close button for modals */
.hvsc-modal-close,
.gallery-modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--bg-primary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    width: 30px;
    height: 30px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 100;
}

.hvsc-modal-close:hover,
.gallery-modal-close:hover {
    background: var(--error);
    color: white;
    border-color: var(--error);
    transform: scale(1.05);
}

.hvsc-modal-body {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Browser */
.browser-container {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    width: 100%;
    height: 600px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.browser-header {
    background: var(--bg-elevated);
    padding: 15px;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.browser-title {
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.browser-title::before {
    content: none;
}

.browser-controls {
    display: flex;
    gap: 8px;
    align-items: center;
}

.btn {
    background: var(--bg-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    padding: 7px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 13px;
}

.btn:hover {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--text-primary);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.path-bar {
    flex: 1;
    background: var(--bg-primary);
    color: var(--text-secondary);
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 12px;
}

.browser-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.file-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.panel-header {
    background: var(--bg-elevated);
    color: var(--text-muted);
    padding: 8px 12px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
}

.file-list {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-primary);
    user-select: none;
}

.file-list-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 120px;
}

.file-list-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 7px 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background var(--transition-fast);
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    user-select: none;
}

.file-item:hover {
    background: var(--bg-elevated);
}

.file-item.selected {
    background: var(--accent-dim);
    color: var(--text-primary);
}

.file-item.directory {
    color: var(--accent-light);
    font-weight: 500;
}

.file-icon {
    margin-right: 8px;
    width: 16px;
    text-align: center;
}

.file-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.status-bar {
    background: var(--bg-elevated);
    color: var(--text-muted);
    padding: 8px 15px;
    font-size: 11px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
}

/* SID Info Panel */
.sid-info-panel {
    width: 382px;
    min-width: 382px;
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--border);
}

.sid-info-content {
    flex: 1;
    overflow-y: auto;
    padding: 10px 14px;
    background: #181818;
    font-size: 12px;
}

.sid-info-placeholder {
    color: var(--text-muted);
    text-align: center;
    padding: 40px 12px;
    font-style: italic;
    font-size: 12px;
}

.sid-info-row {
    display: flex;
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    padding: 5px 0;
    border-bottom: 1px dotted var(--border);
}

.sid-info-row:last-child {
    border-bottom: none;
}

.sid-info-label {
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    flex-shrink: 0;
}

.sid-info-value {
    color: var(--text-secondary);
    font-size: 13px;
    text-align: right;
    word-break: break-word;
    margin-left: 16px;
}

.sid-info-download {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
}

.sid-info-download .btn {
    width: 100%;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: var(--accent-dim);
    color: var(--accent-light);
    border-color: var(--accent);
}

.sid-info-download .btn:hover {
    background: var(--accent);
    color: white;
}

/* Scrollbar styling */
.file-list::-webkit-scrollbar,
.sid-info-content::-webkit-scrollbar,
.gallery-content::-webkit-scrollbar {
    width: 6px;
}

.file-list::-webkit-scrollbar-track,
.sid-info-content::-webkit-scrollbar-track,
.gallery-content::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

.file-list::-webkit-scrollbar-thumb,
.sid-info-content::-webkit-scrollbar-thumb,
.gallery-content::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}

.file-list::-webkit-scrollbar-thumb:hover,
.sid-info-content::-webkit-scrollbar-thumb:hover,
.gallery-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ==========================================================================
   Gallery Modal
   ========================================================================== */

.gallery-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.gallery-modal.visible {
    display: flex;
}

.gallery-modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    width: 100%;
    max-width: 950px;
    height: 90vh;
    max-height: 650px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.gallery-modal-body {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.gallery-container {
    background: var(--bg-secondary);
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.gallery-header {
    background: var(--bg-elevated);
    padding: 15px;
    border-bottom: 1px solid var(--border);
}

.gallery-title {
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.gallery-subtitle {
    color: var(--text-muted);
    font-size: 12px;
    font-style: italic;
}

.gallery-content {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-primary);
    padding: var(--space-md);
}

.gallery-grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-md);
}

.gallery-item-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.gallery-item-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
}

.gallery-item-card.selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.gallery-item-preview {
    width: 100%;
    aspect-ratio: 320/200;
    background: #000;
    position: relative;
    overflow: hidden;
}

.gallery-item-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

.gallery-item-info {
    padding: 8px;
    background: var(--bg-elevated);
}

.gallery-item-name {
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gallery-item-selected-badge {
    position: absolute;
    top: 5px;
    right: 5px;
    background: var(--accent);
    color: white;
    padding: 3px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    display: none;
}

.gallery-item-card.selected .gallery-item-selected-badge {
    display: block;
}

.gallery-status-bar {
    background: var(--bg-elevated);
    color: var(--text-muted);
    padding: 8px 15px;
    font-size: 11px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
}

.gallery-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.gallery-loading::after {
    content: '...';
    animation: dots 1s steps(3, end) infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

/* ==========================================================================
   Checkbox
   ========================================================================== */

.checkbox-container {
    display: flex;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    user-select: none;
    width: 100%;
}

.checkbox-container input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    margin-right: 8px;
    accent-color: var(--accent);
    vertical-align: middle;
    flex-shrink: 0;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.checkbox-hint {
    font-size: 11px;
    color: var(--text-muted);
    margin-left: 26px;
    line-height: 1.3;
}

.checkbox-container:hover .checkbox-label {
    color: var(--accent-light);
}

/* ==========================================================================
   Image Selector Modal
   ========================================================================== */

.image-selector-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10001;
    backdrop-filter: blur(4px);
    animation: fadeIn 0.2s ease-out;
}

.image-selector-modal.visible {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-selector-modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.25s ease-out;
}

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

@keyframes slideUp {
    from { transform: translateY(16px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.image-selector-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
    z-index: 1;
}

.image-selector-modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: rotate(90deg);
}

.image-selector-modal-body {
    padding: 36px 28px 28px;
}

.image-selector-title {
    font-size: 1.3em;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    text-align: center;
}

.image-selector-drop-zone {
    background: var(--bg-elevated);
    border: 2px dashed var(--border-light);
    border-radius: var(--radius-md);
    padding: 36px 20px;
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
    margin-bottom: var(--space-lg);
}

.image-selector-drop-zone:hover {
    border-color: var(--accent);
    background: var(--bg-hover);
}

.image-selector-drop-zone.drag-active {
    border-color: var(--accent);
    background: var(--accent-dim);
    transform: scale(1.01);
}

.drop-zone-text {
    font-size: 1.05em;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.drop-zone-subtext {
    font-size: 0.85em;
    color: var(--text-muted);
}

.image-selector-options {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

.selector-option-btn {
    flex: 1;
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.95em;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.selector-option-btn:hover {
    filter: brightness(1.15);
    box-shadow: var(--shadow-md);
}

.selector-option-btn:active {
    filter: brightness(0.95);
}

.selector-option-btn i {
    font-size: 22px;
}

/* ==========================================================================
   Preview Spinner
   ========================================================================== */

.preview-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ==========================================================================
   Bar Style Grid
   ========================================================================== */

.bar-style-container {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    width: 100%;
    box-sizing: border-box;
}

.bar-style-container .bar-style-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bar-style-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    width: 100%;
}

.bar-style-thumbnail {
    width: 100%;
    aspect-ratio: 1;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    overflow: hidden;
    transition: all var(--transition-fast);
    background: #000;
    position: relative;
}

.bar-style-thumbnail:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-sm);
}

.bar-style-thumbnail.selected {
    border-color: var(--accent);
    border-width: 2px;
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.bar-style-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

.bar-style-thumbnail img.font-thumbnail-img {
    object-fit: cover;
}

.bar-style-thumbnail::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(212, 162, 76, 0);
    transition: background var(--transition-fast);
    pointer-events: none;
}

.bar-style-thumbnail.selected::after {
    background: rgba(212, 162, 76, 0.12);
}

.bar-style-thumbnail .selected-check {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--accent);
    color: white;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: bold;
    box-shadow: var(--shadow-sm);
}

.bar-style-thumbnail.selected .selected-check {
    display: flex;
}

.bar-style-thumbnail .style-name {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    color: var(--text-muted);
    font-size: 9px;
    text-align: center;
    padding: 2px 1px;
    text-transform: capitalize;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bar-style-thumbnail.selected .style-name {
    color: white;
    background: rgba(212, 162, 76, 0.85);
}

.bar-style-thumbnail:hover .style-name {
    color: var(--text-primary);
}

.bar-style-thumbnail.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    font-size: 10px;
    color: var(--accent);
    text-align: center;
    padding: 4px;
}

/* ==========================================================================
   Floating Notes
   ========================================================================== */

.floating-notes-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.floating-note {
    position: absolute;
    pointer-events: none;
    font-size: 6rem;
    opacity: 0;
    color: rgba(212, 162, 76, 0.08);
}

@keyframes float-up {
    0% { opacity: 0; transform: translateY(0) scale(0.5); }
    20% { opacity: 1; transform: translateY(-50px) scale(1); }
    80% { opacity: 1; transform: translateY(-200px) scale(1.1); }
    100% { opacity: 0; transform: translateY(-300px) scale(0.8); }
}

@keyframes float-down {
    0% { opacity: 0; transform: translateY(0) scale(0.5); }
    20% { opacity: 1; transform: translateY(50px) scale(1); }
    80% { opacity: 1; transform: translateY(200px) scale(1.1); }
    100% { opacity: 0; transform: translateY(300px) scale(0.8); }
}

@keyframes diagonal-up-right {
    0% { opacity: 0; transform: translate(0, 0) rotate(0deg); }
    25% { opacity: 1; transform: translate(100px, -100px) rotate(90deg); }
    75% { opacity: 1; transform: translate(200px, -200px) rotate(270deg); }
    100% { opacity: 0; transform: translate(300px, -300px) rotate(360deg); }
}

@keyframes diagonal-down-left {
    0% { opacity: 0; transform: translate(0, 0) rotate(0deg); }
    25% { opacity: 1; transform: translate(-100px, 100px) rotate(90deg); }
    75% { opacity: 1; transform: translate(-200px, 200px) rotate(270deg); }
    100% { opacity: 0; transform: translate(-300px, 300px) rotate(360deg); }
}

@keyframes diagonal-up-left {
    0% { opacity: 0; transform: translate(0, 0) rotate(0deg); }
    25% { opacity: 1; transform: translate(-100px, -100px) rotate(90deg); }
    75% { opacity: 1; transform: translate(-200px, -200px) rotate(270deg); }
    100% { opacity: 0; transform: translate(-300px, -300px) rotate(360deg); }
}

@keyframes diagonal-down-right {
    0% { opacity: 0; transform: translate(0, 0) rotate(0deg); }
    25% { opacity: 1; transform: translate(100px, 100px) rotate(90deg); }
    75% { opacity: 1; transform: translate(200px, 200px) rotate(270deg); }
    100% { opacity: 0; transform: translate(300px, 300px) rotate(360deg); }
}

@keyframes float-left {
    0% { opacity: 0; transform: translateX(0) rotate(0deg); }
    20% { opacity: 1; transform: translateX(-80px) rotate(60deg); }
    80% { opacity: 1; transform: translateX(-200px) rotate(300deg); }
    100% { opacity: 0; transform: translateX(-320px) rotate(360deg); }
}

@keyframes float-right {
    0% { opacity: 0; transform: translateX(0) rotate(0deg); }
    20% { opacity: 1; transform: translateX(80px) rotate(60deg); }
    80% { opacity: 1; transform: translateX(200px) rotate(300deg); }
    100% { opacity: 0; transform: translateX(320px) rotate(360deg); }
}

/* ==========================================================================
   SID Player Component
   ========================================================================== */

/* SID Player - compact pill controls */
.sid-player {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 4px 8px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-top: var(--space-sm);
}

.sid-player-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.75em;
    padding: 0;
}

.sid-player-btn:hover:not(:disabled) {
    background: var(--accent-dim);
    color: var(--accent-light);
}

.sid-player-btn:disabled {
    opacity: 0.3;
    cursor: default;
}

.sid-player-play:not(:disabled) {
    background: var(--accent-dim);
    color: var(--accent);
}

.sid-player-play:hover:not(:disabled) {
    background: var(--accent);
    color: #fff;
}

.sid-player-subtune {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: 2px;
    padding-left: var(--space-xs);
    border-left: 1px solid var(--border);
}

.sid-player-subtune-display {
    font-size: 0.7em;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    width: 5ch;
    text-align: center;
}

.sid-player-subtune .sid-player-btn {
    width: 22px;
    height: 22px;
    font-size: 0.6em;
}

.sid-player-time {
    font-size: 0.7em;
    color: var(--text-muted);
    font-family: var(--font-mono);
    width: 5ch;
    text-align: right;
    margin-left: 2px;
    padding-left: var(--space-xs);
    border-left: 1px solid var(--border);
}

.sid-player-quality {
    margin-left: 2px;
    padding-left: var(--space-xs);
    border-left: 1px solid var(--border);
}

.sid-player-quality-select {
    font-size: 0.65em;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 2px 4px;
    cursor: pointer;
    outline: none;
}

.sid-player-quality-select option {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.sid-player-quality-select:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.sid-player-quality-select:focus {
    border-color: var(--accent);
}

.sid-player-credit {
    font-size: 0.75em;
    color: var(--text-muted);
    text-align: center;
    margin-top: 4px;
}

.sid-player-credit a {
    color: var(--text-muted);
    text-decoration: underline;
}

.sid-player-credit a:hover {
    color: var(--text-secondary);
}

/* HVSC Browser Player - compact styling */
.hvsc-player-container {
    padding: var(--space-xs) var(--space-sm);
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    text-align: center;
}

.hvsc-player-container .sid-player {
    margin-top: 0;
    background: var(--bg-surface);
}

/* Main page player container */
.sid-player-container {
    margin-top: var(--space-sm);
}

/* ==========================================================================
   About Page
   ========================================================================== */

.about-content {
    padding: 0;
    animation: fadeIn 0.3s ease;
}

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

/* Hero Section */
.about-hero {
    position: relative;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #1a1520 50%, var(--bg-primary) 100%);
    padding: var(--space-2xl) var(--space-xl);
    text-align: center;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}

.about-hero-scanlines {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(212, 162, 76, 0.015) 2px,
        rgba(212, 162, 76, 0.015) 4px
    );
    pointer-events: none;
}

.about-hero-inner {
    position: relative;
    z-index: 1;
}

.about-hero-badge {
    font-family: var(--font-mono);
    font-size: 0.7em;
    letter-spacing: 4px;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
}

.about-hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin: 0;
    line-height: 1.1;
}

.about-hero-title .accent {
    color: var(--accent);
}

.about-hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-top: var(--space-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.about-hero-divider {
    margin-top: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-hero-divider::before,
.about-hero-divider::after {
    content: '';
    flex: 1;
    max-width: 120px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}

.divider-chip {
    color: var(--accent);
    padding: 0 var(--space-md);
    font-size: 1.2em;
    opacity: 0.6;
}

/* Section Headers */
.about-section {
    padding: var(--space-2xl) var(--space-xl);
    border-bottom: 1px solid var(--border);
}

.about-section:last-of-type {
    border-bottom: none;
}

.about-section-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.about-section-number {
    font-family: var(--font-mono);
    font-size: 0.75em;
    color: var(--accent);
    opacity: 0.5;
    font-weight: 700;
    letter-spacing: 1px;
    flex-shrink: 0;
}

.about-section-header h2 {
    font-family: var(--font-mono);
    font-size: 1.15em;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin: 0;
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--space-sm);
    flex: 1;
}

/* Card Grid */
.about-card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.about-card-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.about-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: var(--space-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--border-light);
    transition: background var(--transition-base);
}

.about-card:hover {
    border-color: var(--border-light);
}

.about-card:hover::before {
    background: var(--accent);
}

.about-card-featured {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--bg-elevated) 0%, rgba(212, 162, 76, 0.04) 100%);
    border-color: var(--border-accent);
}

.about-card-featured::before {
    background: var(--accent);
}

.about-card-icon {
    font-size: 1.5em;
    color: var(--accent);
    margin-bottom: var(--space-md);
    opacity: 0.7;
}

.about-card h3 {
    font-family: var(--font-sans);
    font-size: 1.05em;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.9em;
    line-height: 1.65;
    margin: 0;
}

.about-card p strong {
    color: var(--text-primary);
}

.about-card-tech h3 {
    font-size: 0.95em;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.about-card-tech h3 i {
    color: var(--accent);
    opacity: 0.7;
    font-size: 0.85em;
}

/* SID Chip Visual */
.about-sid-chips {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.chip-link {
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-base);
}

.chip-link:hover {
    transform: translateY(-2px);
}

.chip-link:hover .chip-body {
    box-shadow: 0 0 30px rgba(212, 162, 76, 0.2), inset 0 0 20px rgba(0, 0, 0, 0.3);
}

.chip-body-8580 {
    border-color: var(--accent-secondary) !important;
    box-shadow: 0 0 20px rgba(123, 104, 238, 0.1), inset 0 0 20px rgba(0, 0, 0, 0.3) !important;
}

.chip-body-8580 .chip-model {
    color: var(--accent-secondary);
}

.chip-link:hover .chip-body-8580 {
    box-shadow: 0 0 30px rgba(123, 104, 238, 0.2), inset 0 0 20px rgba(0, 0, 0, 0.3) !important;
}

.chip-link-8580 .chip-pins-left::before,
.chip-link-8580 .chip-pins-left::after,
.chip-link-8580 .chip-pins-right::before,
.chip-link-8580 .chip-pins-right::after {
    background: var(--accent-secondary);
}

.chip-visual {
    position: relative;
    display: flex;
    align-items: center;
}

.chip-body {
    background: #1a1a22;
    border: 2px solid var(--accent);
    border-radius: var(--radius-sm);
    padding: var(--space-lg) var(--space-xl);
    text-align: center;
    position: relative;
    min-width: 160px;
    box-shadow: 0 0 20px rgba(212, 162, 76, 0.1), inset 0 0 20px rgba(0, 0, 0, 0.3);
}

.chip-label {
    font-family: var(--font-mono);
    font-size: 0.75em;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
}

.chip-model {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
    line-height: 1.2;
}

.chip-sublabel {
    font-family: var(--font-mono);
    font-size: 0.65em;
    color: var(--text-muted);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-top: 2px;
}

.chip-pins {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.chip-pins-left {
    margin-right: -2px;
}

.chip-pins-right {
    margin-left: -2px;
}

.chip-pins::before {
    content: '';
    display: block;
}

.chip-pins-left::before,
.chip-pins-left::after,
.chip-pins-right::before,
.chip-pins-right::after {
    content: '';
    display: block;
    width: 16px;
    height: 2px;
    background: var(--accent);
    opacity: 0.4;
}

/* Text Blocks */
.about-text-block {
    max-width: 800px;
}

.about-text-content p {
    color: var(--text-secondary);
    font-size: 0.95em;
    line-height: 1.75;
    margin-bottom: var(--space-md);
}

.about-text-content p:last-child {
    margin-bottom: 0;
}

.about-text-content p strong {
    color: var(--text-primary);
}

.about-text-full {
    max-width: none;
}

/* Columns */
.about-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.about-column p {
    color: var(--text-secondary);
    font-size: 0.93em;
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.about-column p strong {
    color: var(--text-primary);
}

/* Quote */
.about-quote {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-md);
    border-left: 3px solid var(--accent);
}

.about-quote blockquote {
    font-family: var(--font-sans);
    font-size: 1.05em;
    font-style: italic;
    color: var(--accent-light);
    line-height: 1.5;
}

/* Tags */
.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.about-tag {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 4px 12px;
    font-family: var(--font-mono);
    font-size: 0.75em;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Stats */
.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border);
}

.about-stat {
    text-align: center;
}

.about-stat-value {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
    line-height: 1.2;
}

.about-stat-label {
    font-size: 0.8em;
    color: var(--text-muted);
    margin-top: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Pipeline */
.about-pipeline {
    display: flex;
    align-items: stretch;
    gap: var(--space-md);
}

.pipeline-step {
    flex: 1;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.pipeline-step:hover {
    border-color: var(--accent);
}

.pipeline-icon {
    font-size: 1.5em;
    color: var(--accent);
    margin-bottom: var(--space-md);
    opacity: 0.7;
}

.pipeline-content h4 {
    font-family: var(--font-mono);
    font-size: 0.85em;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
}

.pipeline-content p {
    font-size: 0.85em;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.pipeline-arrow {
    display: flex;
    align-items: center;
    color: var(--accent);
    opacity: 0.3;
    font-size: 0.85em;
    flex-shrink: 0;
}

/* Genesis Links Grid */
.about-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.about-link-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: var(--space-lg);
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-base);
    display: block;
}

.about-link-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.about-link-card-active {
    border-color: var(--accent);
    background: linear-gradient(135deg, var(--bg-elevated) 0%, rgba(212, 162, 76, 0.06) 100%);
}

.about-link-icon {
    font-size: 1.5em;
    color: var(--accent);
    margin-bottom: var(--space-md);
    opacity: 0.6;
}

.about-link-card:hover .about-link-icon {
    opacity: 1;
}

.about-link-card h4 {
    font-family: var(--font-mono);
    font-size: 0.9em;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-xs) 0;
    letter-spacing: 0.5px;
}

.about-link-card p {
    font-size: 0.8em;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.4;
}

/* Footer */
.about-footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
    padding: var(--space-xl);
    text-align: center;
}

.about-footer-logo {
    font-family: var(--font-display);
    font-size: 1.2em;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
}

.about-footer p {
    color: var(--text-muted);
    font-size: 0.85em;
    margin: var(--space-xs) 0;
}

.about-footer .heart {
    color: var(--error);
}

.about-footer-tech {
    font-family: var(--font-mono);
    font-size: 0.7em !important;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    opacity: 0.6;
}

/* Musicians Grid */
.about-musicians {
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border);
}

.about-musicians-title {
    font-family: var(--font-mono);
    font-size: 0.8em;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.about-musicians-title i {
    opacity: 0.6;
}

.about-musicians-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.about-musician-link {
    display: inline-block;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: 6px 14px;
    font-family: var(--font-mono);
    font-size: 0.8em;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    letter-spacing: 0.3px;
    transition: all var(--transition-base);
}

.about-musician-link:hover {
    color: var(--accent-light);
    border-color: var(--accent);
    background: var(--accent-dim);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(212, 162, 76, 0.15);
}

.about-musicians-credit {
    font-size: 0.8em;
    color: var(--text-muted);
    margin-top: var(--space-sm);
}

.about-musicians-credit a {
    color: var(--accent);
    text-decoration: none;
}

.about-musicians-credit a:hover {
    color: var(--accent-light);
    text-decoration: underline;
}

/* About Hero - Simple variant */
.about-hero-simple {
    padding: var(--space-xl) var(--space-xl);
}

.about-hero-simple .about-hero-title {
    font-size: 1.8rem;
    letter-spacing: 4px;
}

/* About Section - Genesis */
.about-section-genesis {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(123, 104, 238, 0.03) 100%);
}

/* ==========================================================================
   About Page - Responsive
   ========================================================================== */

@media (max-width: 768px) {
    .about-hero-title {
        font-size: 2.2rem;
    }

    .about-hero-subtitle {
        font-size: 0.95rem;
    }

    .about-section {
        padding: var(--space-xl) var(--space-md);
    }

    .about-card-grid,
    .about-card-grid-2 {
        grid-template-columns: 1fr;
    }

    .about-columns {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-pipeline {
        flex-direction: column;
    }

    .pipeline-arrow {
        transform: rotate(90deg);
        justify-content: center;
    }

    .about-links-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .about-hero {
        padding: var(--space-xl) var(--space-md);
    }

    .about-hero-title {
        font-size: 1.8rem;
    }

    .about-hero-badge {
        font-size: 0.6em;
        letter-spacing: 2px;
    }

    .about-stats {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-md);
    }

    .about-stat-value {
        font-size: 1.4rem;
    }

    .about-links-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Releases Tab
   ========================================================================== */

.releases-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.releases-hero {
    text-align: center;
    padding: var(--space-2xl) 0 var(--space-xl);
    position: relative;
}

.releases-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.releases-subtitle {
    font-size: 0.95em;
    color: var(--text-secondary);
}

.releases-subtitle a {
    color: var(--accent);
    text-decoration: none;
}

.releases-subtitle a:hover {
    color: var(--accent-light);
    text-decoration: underline;
}

.releases-list {
    padding-bottom: var(--space-2xl);
}

.releases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.release-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    text-decoration: none;
    transition: all var(--transition-base);
}

.release-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 15px rgba(212, 162, 76, 0.08);
}

.release-screenshot {
    aspect-ratio: 384 / 272;
    overflow: hidden;
    background: var(--bg-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.release-screenshot::before {
    content: '\f001';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 2rem;
    color: var(--border);
    position: absolute;
    z-index: 0;
}

.release-screenshot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    position: relative;
    z-index: 1;
    image-rendering: pixelated;
}

.release-card:hover .release-screenshot img {
    filter: brightness(1.1);
}

.release-info {
    padding: 12px var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 3px;
    flex: 1;
}

.release-title {
    font-family: var(--font-mono);
    font-size: 0.8em;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
}

.release-card:hover .release-title {
    color: var(--accent-light);
}

.release-artist {
    font-size: 0.75em;
    color: var(--text-muted);
}

.release-artist-name {
    color: var(--text-secondary);
    font-weight: 600;
}

.release-date {
    font-family: var(--font-mono);
    font-size: 0.65em;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.releases-cta {
    margin-top: var(--space-md);
    margin-bottom: var(--space-xl);
    padding: var(--space-sm) var(--space-lg);
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.95em;
    line-height: 1.5;
}

.releases-cta i {
    color: var(--accent);
    font-size: 1.2em;
    flex-shrink: 0;
}

.releases-cta p {
    margin: 0;
}

.releases-cta a {
    color: inherit;
    text-decoration: underline;
}

.releases-credit {
    font-size: 0.8em;
    color: var(--text-muted);
    margin-top: var(--space-lg);
    text-align: center;
}

.releases-credit a {
    color: var(--accent);
    text-decoration: none;
}

.releases-credit a:hover {
    color: var(--accent-light);
    text-decoration: underline;
}

@media (max-width: 600px) {
    .releases-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: var(--space-md);
    }

    .releases-cta {
        flex-direction: column;
        text-align: center;
    }
}