/* Application Styles */
.app-content {
    padding: var(--spacing-lg);
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Common UI Elements */
.toolbar {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    align-items: center;
}

.toolbar-button {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.toolbar-button:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-hover);
}

.toolbar-button.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-hover);
}

.toolbar-separator {
    width: 1px;
    height: 24px;
    background: var(--border-color);
    margin: 0 var(--spacing-sm);
}

/* File Manager */
.file-manager-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.file-manager-header {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-lg);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
}

.breadcrumb-item {
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.breadcrumb-item:hover {
    color: var(--accent-color);
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 500;
}

.file-manager-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.file-sidebar {
    width: 200px;
    background: #f8fafc;
    border-right: 1px solid var(--border-color);
    padding: var(--spacing-md);
    overflow-y: auto;
    max-height: 100%;
}

.file-content-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sidebar-section {
    margin-bottom: var(--spacing-lg);
}

.sidebar-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

.sidebar-item:hover {
    background: white;
    box-shadow: var(--shadow-sm);
}

.sidebar-item.active {
    background: var(--accent-color);
    color: white;
}

.file-grid {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-lg);
    align-content: start;
    max-height: 100%;
}

.file-grid.list-view {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.file-grid.list-view .file-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    width: 100%;
    height: auto;
}

.file-grid.list-view .file-icon {
    font-size: 1.5rem;
}

.file-grid.list-view .file-name {
    flex: 1;
    text-align: left;
}

.file-grid.list-view .file-size {
    min-width: 80px;
    text-align: right;
}

.file-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
}

.file-item:hover {
    background: rgba(79, 70, 229, 0.05);
    transform: translateY(-2px);
}

.file-item.selected {
    background: rgba(79, 70, 229, 0.1);
    border: 1px solid var(--accent-color);
}

.file-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-color);
}

.file-icon.folder {
    color: #f59e0b;
}

.file-icon.image {
    color: #10b981;
}

.file-icon.document {
    color: #3b82f6;
}

.file-name {
    font-size: 0.75rem;
    font-weight: 500;
    line-height: 1.2;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Text Editor */
.text-editor-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.text-editor-toolbar {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.format-group {
    display: flex;
    gap: 2px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.format-button {
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.format-button:hover {
    background: var(--accent-color);
    color: white;
}

.format-button.active {
    background: var(--accent-color);
    color: white;
}

.text-editor-area {
    flex: 1;
    border: none;
    padding: var(--spacing-lg);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: none;
    outline: none;
    background: white;
}

.editor-status {
    background: #f8fafc;
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Image Editor */
.image-editor-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.image-editor-toolbar {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.tool-group {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.tool-button {
    width: 40px;
    height: 40px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.tool-button:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-hover);
}

.tool-button.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-hover);
}

.color-palette {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.color-swatch {
    width: 24px;
    height: 24px;
    border: 2px solid white;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.color-swatch:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.color-swatch.active {
    border-color: var(--accent-color);
    transform: scale(1.1);
}

.canvas-container {
    flex: 1;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    padding: var(--spacing-lg);
}

.image-canvas {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    cursor: crosshair;
}

/* Calculator */
.calculator-content {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.calculator-display {
    width: 100%;
    height: 80px;
    background: #0f172a;
    color: #00ff88;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 2rem;
    text-align: right;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
    outline: none;
}

.calculator-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    flex: 1;
}

.calc-button {
    height: 60px;
    background: linear-gradient(135deg, #475569 0%, #334155 100%);
    border: 1px solid #64748b;
    border-radius: var(--radius-lg);
    color: white;
    font-size: 1.25rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.calc-button:hover {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.calc-button:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.calc-button.operator {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-color: var(--accent-hover);
}

.calc-button.equals {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-color: #059669;
}

.calc-button.clear {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border-color: #dc2626;
}

/* Terminal */
.terminal-content {
    background: #0f172a;
    color: #00ff88;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    padding: var(--spacing-lg);
    height: 100%;
    overflow-y: auto;
    line-height: 1.5;
}

.terminal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid #1e293b;
}

.terminal-title {
    color: #60a5fa;
    font-weight: 600;
}

.terminal-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.terminal-control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    cursor: pointer;
}

.terminal-control.close { background: #ef4444; }
.terminal-control.minimize { background: #f59e0b; }
.terminal-control.maximize { background: #10b981; }

.terminal-output {
    margin-bottom: var(--spacing-lg);
}

.terminal-line {
    margin-bottom: var(--spacing-xs);
    word-wrap: break-word;
}

.terminal-prompt {
    color: #60a5fa;
    font-weight: 600;
}

.terminal-input-line {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.terminal-input {
    background: transparent;
    border: none;
    color: #00ff88;
    font-family: inherit;
    font-size: inherit;
    outline: none;
    flex: 1;
    caret-color: #00ff88;
}

.terminal-cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: #00ff88;
    animation: blink 1s infinite;
}

/* Media Player */
.media-player-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
}

.media-header {
    padding: var(--spacing-lg);
    text-align: center;
    border-bottom: 1px solid #475569;
}

.now-playing {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.track-info {
    color: #94a3b8;
    font-size: 0.875rem;
}

.media-visualizer {
    flex: 1;
    background: #0f172a;
    margin: var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.visualizer-bars {
    display: flex;
    gap: 2px;
    align-items: end;
    height: 100px;
}

.visualizer-bar {
    width: 4px;
    background: linear-gradient(to top, #10b981, #60a5fa);
    border-radius: 2px;
    animation: visualizer 0.5s ease-in-out infinite alternate;
}

.media-controls {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.progress-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.time-display {
    font-size: 0.75rem;
    color: #94a3b8;
    min-width: 40px;
}

.progress-track {
    flex: 1;
    height: 6px;
    background: #475569;
    border-radius: var(--radius-sm);
    cursor: pointer;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #60a5fa);
    border-radius: var(--radius-sm);
    width: 30%;
    transition: width var(--transition-normal);
}

.control-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
}

.control-button {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #475569 0%, #334155 100%);
    border: 1px solid #64748b;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.control-button.play {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-color: var(--accent-hover);
}

.control-button:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* Web Browser */
.browser-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.browser-toolbar {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-buttons {
    display: flex;
    gap: var(--spacing-xs);
}

.nav-button {
    width: 32px;
    height: 32px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-button:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-hover);
}

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

.address-bar {
    flex: 1;
    margin: 0 var(--spacing-md);
    position: relative;
}

.address-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    outline: none;
    transition: all var(--transition-fast);
}

.address-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.browser-viewport {
    flex: 1;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Settings */
.settings-content {
    display: flex;
    height: 100%;
}

.settings-sidebar {
    width: 200px;
    background: #f8fafc;
    border-right: 1px solid var(--border-color);
    padding: var(--spacing-md);
}

.settings-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.settings-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
}

.settings-nav-item:hover {
    background: white;
    box-shadow: var(--shadow-sm);
}

.settings-nav-item.active {
    background: var(--accent-color);
    color: white;
}

.settings-main {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.settings-section {
    margin-bottom: var(--spacing-xl);
}

.settings-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.setting-info h4 {
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

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

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    background: #cbd5e1;
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.toggle-switch.active {
    background: var(--accent-color);
}

.toggle-switch::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.toggle-switch.active::before {
    transform: translateX(20px);
}

/* Games */
.games-content {
    padding: var(--spacing-xl);
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.games-header {
    margin-bottom: var(--spacing-xl);
}

.games-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(45deg, var(--accent-color), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.game-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.game-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
}

.game-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-lg);
}

.game-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.game-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Code Editor */
.code-editor-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #1e293b;
    color: white;
}

.code-editor-toolbar {
    background: #0f172a;
    border-bottom: 1px solid #334155;
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.file-tabs {
    display: flex;
    gap: var(--spacing-xs);
    flex: 1;
}

.file-tab {
    background: #334155;
    border: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    padding: var(--spacing-sm) var(--spacing-md);
    color: #94a3b8;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.file-tab.active {
    background: #1e293b;
    color: white;
}

.file-tab:hover {
    background: #475569;
    color: white;
}

.code-editor-area {
    flex: 1;
    background: #1e293b;
    border: none;
    padding: var(--spacing-lg);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: #e2e8f0;
    resize: none;
    outline: none;
/* Image Viewer Modal */
.image-viewer-modal .modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.image-viewer-content {
    background: white;
    border-radius: var(--radius-xl);
    max-width: 90vw;
    max-height: 90vh;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
}

.image-viewer-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.image-viewer-body {
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    max-height: 70vh;
    overflow: auto;
}

.image-viewer-body img {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.image-viewer-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.viewer-button {
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.viewer-button:hover {
    background: var(--accent-hover);
}

    tab-size: 2;
}

.code-editor-status {
    background: #0f172a;
    border-top: 1px solid #334155;
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: #94a3b8;
}

/* Responsive Applications */
@media (max-width: 768px) {
    .app-content {
        padding: var(--spacing-md);
    }
    
    .toolbar {
        padding: var(--spacing-sm);
        flex-wrap: wrap;
    }
    
    .file-manager-body {
        flex-direction: column;
    }
    
    .file-sidebar {
        width: 100%;
        height: 150px;
        overflow-x: auto;
    }
    
    .file-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .file-sidebar {
        width: 180px;
    }
    
    .image-viewer-content {
        max-width: 95vw;
        max-height: 95vh;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .settings-content {
        flex-direction: column;
    }
    
    .settings-sidebar {
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .settings-nav {
        flex-direction: row;
        overflow-x: auto;
        gap: var(--spacing-sm);
    }
    
    .settings-nav-item {
        white-space: nowrap;
    }
}