/* Bulk Purchase UI Styles */

/* Mode Selector Container */
.bulk-purchase-selector {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(0, 136, 255, 0.05));
    border: 2px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.bulk-purchase-selector:hover {
    border-color: rgba(0, 212, 255, 0.4);
    box-shadow: 0 6px 16px rgba(0, 212, 255, 0.2);
}

/* Header */
.bulk-purchase-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 12px;
}

.bulk-purchase-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

/* Mode Buttons */
.bulk-purchase-modes {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.bulk-mode-btn {
    padding: 8px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 60px;
    text-align: center;
}

.bulk-mode-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.5);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 212, 255, 0.2);
}

.bulk-mode-btn.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: var(--accent-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

.bulk-mode-btn.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 212, 255, 0.5);
}

/* Hint Section */
.bulk-purchase-hint {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.hint-text {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

kbd {
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Active Modifier States */
.bulk-purchase-selector.shift-active kbd:first-of-type,
.bulk-purchase-selector.both-active kbd:first-of-type {
    background: rgba(0, 212, 255, 0.3);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}

.bulk-purchase-selector.ctrl-active kbd:nth-of-type(2),
.bulk-purchase-selector.both-active kbd:nth-of-type(2) {
    background: rgba(0, 212, 255, 0.3);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}

.bulk-purchase-selector.both-active kbd:last-of-type {
    background: rgba(255, 215, 0, 0.3);
    border-color: gold;
    color: gold;
    box-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
}

/* Building Button Bulk Mode Styling */
.card-button.bulk-mode {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: var(--accent-primary);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.3);
}

.card-button.bulk-mode:hover:not(:disabled) {
    box-shadow: 0 6px 16px rgba(0, 212, 255, 0.5);
    transform: translateY(-2px);
}

/* Cost Preview Tooltip */
.bulk-cost-preview {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 8px;
    padding: 12px 16px;
    background: rgba(15, 15, 30, 0.98);
    border: 2px solid var(--accent-primary);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    white-space: nowrap;
    animation: fadeInUp 0.2s ease;
    pointer-events: none;
}

.bulk-cost-preview::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: var(--accent-primary);
}

.bulk-preview-header {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bulk-cost-preview .cost-item {
    display: inline-block;
    margin: 4px 8px 4px 0;
    font-size: 0.9rem;
    font-weight: 500;
}

.bulk-preview-note {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.8rem;
    color: var(--text-tertiary);
    font-style: italic;
}

/* Building Card Positioning */
.building-card {
    position: relative;
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate(-50%, 8px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .bulk-purchase-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .bulk-purchase-modes {
        width: 100%;
    }
    
    .bulk-mode-btn {
        flex: 1;
        min-width: 0;
    }
    
    .bulk-purchase-hint {
        font-size: 0.75rem;
    }
    
    kbd {
        padding: 1px 6px;
        font-size: 0.7rem;
    }
    
    .bulk-cost-preview {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        margin-bottom: 0;
        max-width: 90vw;
    }
}

/* Dark Theme Enhancement */
@media (prefers-color-scheme: dark) {
    .bulk-purchase-selector {
        background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(0, 136, 255, 0.08));
    }
    
    .bulk-mode-btn {
        background: rgba(255, 255, 255, 0.03);
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .bulk-purchase-selector,
    .bulk-mode-btn,
    .card-button.bulk-mode,
    .bulk-cost-preview {
        transition: none;
        animation: none;
    }
    
    .bulk-mode-btn:hover,
    .card-button.bulk-mode:hover:not(:disabled) {
        transform: none;
    }
}