/**
 * TradePro Advanced Watchlist Actions Styles
 * Styling for drag-and-drop, bulk operations, and enhanced interactions
 * 
 * @author TradePro Development Team
 * @version 2.0.0
 * @date 2025-11-11
 */

/* Drag and Drop Styles */
.drag-active .symbol-item,
.drag-active .group-item {
    transition: all 0.2s ease;
}

.symbol-item.dragging,
.group-item.dragging {
    opacity: 0.6;
    transform: rotate(5deg) scale(0.95);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.drop-target {
    background: var(--primary-background) !important;
    border: 2px dashed var(--primary-color) !important;
    transform: scale(1.02);
    transition: all 0.2s ease;
}

/* Drop Zones */
.drop-zone {
    padding: var(--spacing-lg);
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    margin: var(--spacing-sm) 0;
    text-align: center;
    transition: all 0.2s ease;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
}

.drag-active .drop-zone {
    opacity: 1;
    max-height: 100px;
}

.drop-zone.drag-over {
    border-color: var(--primary-color);
    background: var(--primary-background);
    transform: scale(1.02);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
}

.drop-icon {
    font-size: 1.5rem;
    opacity: 0.7;
}

.drop-text {
    font-size: 0.9rem;
    font-weight: 500;
}

.drag-over .drop-icon {
    animation: bounce 0.6s ease infinite alternate;
}

/* Input Field Drop Zones - Enhanced Visual Feedback */
input.drop-zone-setup {
    transition: all 0.3s ease;
    position: relative;
}

input.drop-zone-setup.drag-over {
    background: rgba(59, 130, 246, 0.1) !important;
    border: 2px dashed #3b82f6 !important;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2) !important;
    transform: scale(1.02);
}

input.drop-zone-setup.drag-over::placeholder {
    color: #3b82f6 !important;
    opacity: 0.8;
}

textarea.drop-zone-setup {
    transition: all 0.3s ease;
    position: relative;
}

textarea.drop-zone-setup.drag-over {
    background: rgba(59, 130, 246, 0.1) !important;
    border: 2px dashed #3b82f6 !important;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2) !important;
    transform: scale(1.02);
}

textarea.drop-zone-setup.drag-over::placeholder {
    color: #3b82f6 !important;
    opacity: 0.8;
}

/* Success Animation for Dropped Elements */
@keyframes drop-success {
    0% { 
        background: rgba(34, 197, 94, 0.3); 
        border-color: #22c55e;
        transform: scale(1.05);
    }
    100% { 
        background: transparent; 
        border-color: var(--border-color);
        transform: scale(1);
    }
}

.drop-success {
    animation: drop-success 0.6s ease;
}

/* Highlighted Drop Zones During Drag */
.drop-zone-highlighted {
    border: 2px solid #3b82f6 !important;
    background: rgba(59, 130, 246, 0.05) !important;
    animation: pulse-highlight 1.5s ease-in-out infinite;
}

@keyframes pulse-highlight {
    0%, 100% { 
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
    }
    50% { 
        box-shadow: 0 0 0 8px rgba(59, 130, 246, 0.1);
    }
}

/* Body state during drag operations */
body.drag-active {
    cursor: grabbing;
}

body.drag-active * {
    pointer-events: none;
}

body.drag-active .drop-zone,
body.drag-active .drop-zone-setup,
body.drag-active #historySymbolFilter,
body.drag-active #historySortBy,
body.drag-active .tab-button,
body.drag-active input[type="text"],
body.drag-active select {
    pointer-events: auto;
}

/* Bulk Mode Styles */
.bulk-mode-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.bulk-mode-toggle:hover {
    background: var(--background-hover);
    border-color: var(--primary-color);
}

.bulk-mode-toggle.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.bulk-icon {
    font-size: 1rem;
}

/* Bulk Mode Active State */
.watchlist-panel.bulk-mode .symbol-item {
    padding-left: 40px;
    position: relative;
}

.bulk-checkbox {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

/* Bulk Actions Panel */
.bulk-actions-panel {
    background: var(--background-tertiary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    border-top: 2px solid var(--primary-color);
    display: none;
}

.watchlist-panel.bulk-mode .bulk-actions-panel {
    display: block;
}

.bulk-selection-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.selection-count {
    font-weight: 600;
    color: var(--primary-color);
    flex: 1;
}

.select-all-btn,
.clear-selection-btn {
    padding: 2px 8px;
    font-size: 0.8rem;
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.select-all-btn:hover,
.clear-selection-btn:hover {
    background: var(--background-hover);
    border-color: var(--primary-color);
}

.bulk-actions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    display: none;
}

.bulk-actions-grid.visible {
    display: grid;
}

.bulk-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 60px;
    justify-content: center;
}

.bulk-action:hover {
    background: var(--background-hover);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.bulk-action:active {
    transform: translateY(0);
}

.action-icon {
    font-size: 1.2rem;
}

.action-text {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.bulk-action:hover .action-text {
    color: var(--text-primary);
}

/* Special bulk actions */
.bulk-action[data-action="delete"] {
    border-color: var(--danger-color);
}

.bulk-action[data-action="delete"]:hover {
    background: var(--danger-background);
    border-color: var(--danger-color);
}

.bulk-action[data-action="delete"]:hover .action-text {
    color: var(--danger-color);
}

/* Context Menu Styles */
.context-menu {
    position: fixed;
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    min-width: 150px;
    padding: var(--spacing-xs) 0;
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    cursor: pointer;
    transition: background 0.2s ease;
    font-size: 0.9rem;
}

.context-menu-item:hover {
    background: var(--background-hover);
}

.context-menu-item.danger:hover {
    background: var(--danger-background);
    color: var(--danger-color);
}

.context-menu-separator {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-xs) 0;
}

/* Quick Actions Indicators */
.quick-action-hint {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: bold;
    opacity: 0;
    transform: scale(0);
    transition: all 0.2s ease;
}

.symbol-item:hover .quick-action-hint,
.group-item:hover .quick-action-hint {
    opacity: 1;
    transform: scale(1);
}

/* Keyboard Shortcuts Display */
.keyboard-shortcuts {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    max-width: 250px;
}

.keyboard-shortcuts.visible {
    opacity: 1;
    transform: translateY(0);
}

.shortcuts-title {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
    font-size: 0.8rem;
}

.shortcut-key {
    background: var(--background-tertiary);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: monospace;
    font-size: 0.7rem;
    border: 1px solid var(--border-color);
}

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

/* Selection Visualization */
.symbol-item.selected {
    background: var(--primary-background);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 1px var(--primary-color);
}

.bulk-selection-highlight {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-color);
    opacity: 0.1;
    pointer-events: none;
    border-radius: var(--border-radius);
}

/* Loading States for Bulk Operations */
.bulk-action.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.bulk-action.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

/* Progress Indicators */
.bulk-progress {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    z-index: 10001;
    min-width: 300px;
    text-align: center;
}

.progress-title {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--background-tertiary);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    transition: width 0.3s ease;
    border-radius: 3px;
}

.progress-status {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Animations */
@keyframes bounce {
    from { transform: translateY(0); }
    to { transform: translateY(-10px); }
}

@keyframes spin {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .bulk-actions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bulk-selection-info {
        flex-direction: column;
        gap: var(--spacing-xs);
        align-items: stretch;
    }
    
    .context-menu {
        min-width: 120px;
    }
    
    .keyboard-shortcuts {
        left: 10px;
        right: 10px;
        max-width: none;
        bottom: 10px;
    }
    
    .bulk-progress {
        left: 10px;
        right: 10px;
        transform: translateY(-50%);
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .bulk-actions-grid {
        grid-template-columns: 1fr;
    }
    
    .drop-zone {
        padding: var(--spacing-md);
    }
    
    .drop-zone-content {
        gap: var(--spacing-xs);
    }
    
    .drop-icon {
        font-size: 1.2rem;
    }
    
    .drop-text {
        font-size: 0.8rem;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .bulk-action,
    .bulk-mode-toggle,
    .context-menu {
        border-width: 2px;
    }
    
    .drop-zone {
        border-width: 3px;
    }
    
    .symbol-item.selected,
    .drop-target {
        border-width: 3px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .symbol-item.dragging,
    .group-item.dragging,
    .drop-target,
    .bulk-action,
    .quick-action-hint {
        transition: none;
        animation: none;
        transform: none;
    }
    
    .drag-over .drop-icon {
        animation: none;
    }
}

/* Dark Theme Adjustments */
[data-theme="dark"] {
    --background-primary: #1a1a1a;
    --background-secondary: #2d2d2d;
    --background-tertiary: #3a3a3a;
    --background-hover: #404040;
    --primary-background: rgba(0, 123, 255, 0.1);
    --danger-background: rgba(220, 53, 69, 0.1);
}

[data-theme="dark"] .bulk-actions-panel {
    background: var(--background-secondary);
    border-color: var(--primary-color);
}

[data-theme="dark"] .context-menu {
    background: var(--background-secondary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .keyboard-shortcuts {
    background: var(--background-secondary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .bulk-progress {
    background: var(--background-secondary);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
}