TimeTracker/app/static/keyboard-shortcuts.css

/* ==========================================================================
   Keyboard Shortcuts & Command Palette
   Power user features for navigation and actions
   ========================================================================== */

/* Command Palette */
.command-palette {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 10vh 1rem 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.command-palette.show {
    opacity: 1;
    pointer-events: auto;
}

[data-theme="dark"] .command-palette {
    background: rgba(0, 0, 0, 0.7);
}

.command-palette-container {
    width: 100%;
    max-width: 640px;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 
                0 0 0 1px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transform: translateY(-20px) scale(0.95);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.command-palette.show .command-palette-container {
    transform: translateY(0) scale(1);
}

[data-theme="dark"] .command-palette-container {
    background: var(--dark-color);
    border: 1px solid var(--border-color);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 
                0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Search Input */
.command-search {
    display: flex;
    align-items: center;
    padding: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--surface-variant);
}

.command-search-icon {
    color: var(--text-muted);
    margin-right: 1rem;
    font-size: 1.25rem;
}

.command-search input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 1.125rem;
    color: var(--text-primary);
}

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

/* Results List */
.command-results {
    max-height: 60vh;
    overflow-y: auto;
}

.command-section {
    padding: 0.75rem 0;
}

.command-section-title {
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    background: var(--surface-variant);
}

/* Command Items */
.command-item {
    display: flex;
    align-items: center;
    padding: 0.875rem 1.25rem;
    cursor: pointer;
    transition: all 0.15s ease;
    color: var(--text-primary);
    border-left: 3px solid transparent;
}

.command-item:hover,
.command-item.active {
    background: var(--surface-hover);
}

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

[data-theme="dark"] .command-item.active {
    background: var(--primary-900);
    background: rgba(59, 130, 246, 0.1);
}

.command-item-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    background: var(--surface-variant);
    margin-right: 1rem;
    flex-shrink: 0;
}

.command-item:hover .command-item-icon,
.command-item.active .command-item-icon {
    background: var(--primary-100);
    color: var(--primary-color);
}

[data-theme="dark"] .command-item:hover .command-item-icon,
[data-theme="dark"] .command-item.active .command-item-icon {
    background: var(--primary-900);
}

.command-item-content {
    flex: 1;
    min-width: 0;
}

.command-item-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.command-item-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.command-item-shortcut {
    display: flex;
    gap: 0.25rem;
    margin-left: auto;
    padding-left: 1rem;
}

.command-kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 0.5rem;
    font-size: 0.75rem;
    font-family: var(--font-family-mono), 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--surface-variant);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    box-shadow: 0 1px 0 0 var(--border-color), 
                0 2px 3px rgba(0, 0, 0, 0.1);
}

.command-item.active .command-kbd {
    background: var(--primary-50);
    color: var(--primary-color);
    border-color: var(--primary-300);
    box-shadow: 0 1px 0 0 var(--primary-300);
}

[data-theme="dark"] .command-item.active .command-kbd {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--primary-700);
    box-shadow: 0 1px 0 0 var(--primary-700);
}

/* Empty State */
.command-empty {
    padding: 3rem 2rem;
    text-align: center;
    color: var(--text-muted);
}

.command-empty i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Footer */
.command-footer {
    padding: 0.875rem 1.25rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--surface-variant);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.command-footer-actions {
    display: flex;
    gap: 1.5rem;
}

.command-footer-action {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Keyboard Shortcut Hint */
.shortcut-hint {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    box-shadow: var(--card-shadow-lg);
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: var(--z-toast);
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.shortcut-hint.show {
    opacity: 1;
    transform: translateY(0);
}

.shortcut-hint-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    margin-left: 0.5rem;
}

.shortcut-hint-close:hover {
    color: var(--text-primary);
}

/* Help Modal for All Shortcuts */
.shortcuts-help-modal .modal-content {
    max-height: 80vh;
    overflow-y: auto;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.shortcuts-category {
    background: var(--surface-variant);
    border-radius: var(--border-radius);
    padding: 1.25rem;
}

.shortcuts-category-title {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.shortcut-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-light);
}

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

.shortcut-label {
    color: var(--text-primary);
    font-size: 0.9rem;
}

.shortcut-keys {
    display: flex;
    gap: 0.25rem;
}

/* Quick Action Buttons with Shortcuts */
.btn-with-shortcut {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-with-shortcut .shortcut-badge {
    font-size: 0.7rem;
    padding: 0.125rem 0.375rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    font-family: var(--font-family-mono);
}

/* Keyboard Navigation Indicator */
body.keyboard-navigation *:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

body:not(.keyboard-navigation) *:focus {
    outline: none;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .command-palette {
        padding: 1rem;
    }
    
    .command-palette-container {
        max-width: 100%;
    }
    
    .command-results {
        max-height: 50vh;
    }
    
    .command-item-shortcut {
        display: none;
    }
    
    .command-footer-actions {
        display: none;
    }
    
    .shortcut-hint {
        display: none;
    }
    
    .shortcuts-grid {
        grid-template-columns: 1fr;
    }
}

/* Scrollbar Styling */
.command-results::-webkit-scrollbar {
    width: 8px;
}

.command-results::-webkit-scrollbar-track {
    background: var(--surface-variant);
}

.command-results::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.command-results::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Animation */
@keyframes command-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.command-item-icon.pulse {
    animation: command-pulse 0.5s ease;
}