/**
 * NivoSync Compare Styles
 *
 * Styles for the diamond comparison table and floating compare bar.
 *
 * @package NivoSync
 * @since   1.0.0
 */

/* ==========================================================================
   Compare Floating Bar
   ========================================================================== */

.ns-compare-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ns-white);
    border-top: 1px solid var(--ns-gray-200);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(100%);
    transition: transform var(--ns-transition-slow);
    z-index: var(--ns-z-sticky);
}

.ns-compare-bar.is-visible {
    transform: translateY(0);
}

.ns-compare-bar-inner {
    display: flex;
    align-items: center;
    gap: var(--ns-spacing-md);
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--ns-spacing-md) var(--ns-spacing-lg);
}

/* Compare Items Preview */
.ns-compare-bar-items {
    display: flex;
    gap: var(--ns-spacing-sm);
    flex: 1;
    overflow-x: auto;
}

.ns-compare-bar-item {
    position: relative;
    flex: 0 0 80px;
}

.ns-compare-bar-item-img {
    width: 80px;
    height: 80px;
    background: var(--ns-gray-100);
    border: 1px solid var(--ns-gray-200);
    border-radius: var(--ns-radius-md);
    object-fit: cover;
}

.ns-compare-bar-item-remove {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ns-error);
    border: 2px solid var(--ns-white);
    border-radius: 50%;
    color: var(--ns-white);
    cursor: pointer;
}

.ns-compare-bar-item-remove svg {
    width: 12px;
    height: 12px;
}

/* Compare Bar Placeholder */
.ns-compare-bar-placeholder {
    flex: 0 0 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ns-gray-50);
    border: 2px dashed var(--ns-gray-300);
    border-radius: var(--ns-radius-md);
    color: var(--ns-gray-400);
}

.ns-compare-bar-placeholder svg {
    width: 24px;
    height: 24px;
}

/* Compare Bar Info */
.ns-compare-bar-info {
    text-align: center;
}

.ns-compare-bar-count {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--ns-gray-800);
}

.ns-compare-bar-hint {
    font-size: 0.75rem;
    color: var(--ns-gray-500);
}

/* Compare Bar Actions */
.ns-compare-bar-actions {
    display: flex;
    gap: var(--ns-spacing-sm);
}

.ns-compare-bar-btn {
    padding: 0.75rem 1.25rem;
    border-radius: var(--ns-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    transition: all var(--ns-transition);
}

.ns-compare-bar-btn-primary {
    background: var(--ns-primary);
    border: none;
    color: var(--ns-white);
}

.ns-compare-bar-btn-primary:hover {
    background: var(--ns-primary-light);
}

.ns-compare-bar-btn-secondary {
    background: transparent;
    border: 1px solid var(--ns-gray-300);
    color: var(--ns-gray-600);
}

.ns-compare-bar-btn-secondary:hover {
    background: var(--ns-gray-50);
    border-color: var(--ns-gray-400);
}

@media (max-width: 768px) {
    .ns-compare-bar-inner {
        flex-wrap: wrap;
    }
    
    .ns-compare-bar-items {
        width: 100%;
        justify-content: center;
    }
    
    .ns-compare-bar-actions {
        width: 100%;
        justify-content: center;
    }
}

/* ==========================================================================
   Compare Page / Table
   ========================================================================== */

.ns-compare-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--ns-spacing-xl);
}

.ns-compare-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--ns-spacing-xl);
}

.ns-compare-title {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ns-gray-900);
}

.ns-compare-clear {
    font-size: 0.875rem;
    color: var(--ns-accent);
    background: none;
    border: none;
    cursor: pointer;
}

.ns-compare-clear:hover {
    text-decoration: underline;
}

/* Compare Table Container */
.ns-compare-table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--ns-gray-200);
    border-radius: var(--ns-radius-lg);
}

/* Compare Table */
.ns-compare-table {
    width: 100%;
    min-width: 800px;
    border-collapse: collapse;
    background: var(--ns-white);
}

.ns-compare-table th,
.ns-compare-table td {
    padding: var(--ns-spacing-md);
    text-align: center;
    border-bottom: 1px solid var(--ns-gray-100);
}

.ns-compare-table th:first-child,
.ns-compare-table td:first-child {
    text-align: left;
    background: var(--ns-gray-50);
    font-weight: 600;
    color: var(--ns-gray-700);
    position: sticky;
    left: 0;
    min-width: 150px;
}

/* Header Row (Diamond Cards) */
.ns-compare-table thead th {
    padding: var(--ns-spacing-lg);
    vertical-align: top;
    background: var(--ns-white);
    border-bottom: 2px solid var(--ns-gray-200);
}

.ns-compare-diamond-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 200px;
}

.ns-compare-diamond-image {
    width: 150px;
    height: 150px;
    background: var(--ns-gray-100);
    border-radius: var(--ns-radius-md);
    overflow: hidden;
    margin-bottom: var(--ns-spacing-md);
}

.ns-compare-diamond-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ns-compare-diamond-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--ns-gray-800);
    margin: 0 0 var(--ns-spacing-xs);
}

.ns-compare-diamond-price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--ns-primary);
    margin-bottom: var(--ns-spacing-sm);
}

.ns-compare-diamond-remove {
    display: flex;
    align-items: center;
    gap: var(--ns-spacing-xs);
    padding: var(--ns-spacing-xs) var(--ns-spacing-sm);
    background: transparent;
    border: 1px solid var(--ns-gray-300);
    border-radius: var(--ns-radius-sm);
    font-size: 0.75rem;
    color: var(--ns-gray-500);
    cursor: pointer;
    transition: all var(--ns-transition);
}

.ns-compare-diamond-remove:hover {
    background: var(--ns-error);
    border-color: var(--ns-error);
    color: var(--ns-white);
}

.ns-compare-diamond-remove svg {
    width: 12px;
    height: 12px;
}

/* Table Values */
.ns-compare-table td {
    font-size: 0.9375rem;
    color: var(--ns-gray-700);
}

.ns-compare-value-highlight {
    font-weight: 600;
    color: var(--ns-success);
}

.ns-compare-value-best {
    position: relative;
}

.ns-compare-value-best::after {
    content: "★";
    display: inline-block;
    margin-left: var(--ns-spacing-xs);
    color: var(--ns-secondary);
    font-size: 0.875rem;
}

/* Category Rows */
.ns-compare-category-row td {
    background: var(--ns-gray-50);
    font-weight: 600;
    color: var(--ns-gray-700);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

/* Action Row */
.ns-compare-action-row td {
    padding: var(--ns-spacing-lg);
    border-bottom: none;
}

.ns-compare-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--ns-spacing-xs);
    padding: 0.75rem 1.5rem;
    background: var(--ns-primary);
    border: none;
    border-radius: var(--ns-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ns-white);
    cursor: pointer;
    transition: all var(--ns-transition);
}

.ns-compare-action-btn:hover {
    background: var(--ns-primary-light);
}

.ns-compare-action-btn svg {
    width: 16px;
    height: 16px;
}

/* ==========================================================================
   Compare Empty State
   ========================================================================== */

.ns-compare-empty {
    text-align: center;
    padding: var(--ns-spacing-2xl);
}

.ns-compare-empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--ns-spacing-lg);
    color: var(--ns-gray-300);
}

.ns-compare-empty-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--ns-gray-700);
    margin: 0 0 var(--ns-spacing-sm);
}

.ns-compare-empty-text {
    font-size: 0.9375rem;
    color: var(--ns-gray-500);
    margin: 0 0 var(--ns-spacing-lg);
}

.ns-compare-empty-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--ns-spacing-sm);
    padding: 0.875rem 1.5rem;
    background: var(--ns-primary);
    border: none;
    border-radius: var(--ns-radius-md);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--ns-white);
    cursor: pointer;
    transition: background var(--ns-transition);
}

.ns-compare-empty-btn:hover {
    background: var(--ns-primary-light);
}

/* ==========================================================================
   Print Styles for Compare
   ========================================================================== */

@media print {
    .ns-compare-bar,
    .ns-compare-diamond-remove,
    .ns-compare-action-row {
        display: none !important;
    }
    
    .ns-compare-table-wrapper {
        overflow: visible;
        border: none;
    }
    
    .ns-compare-table {
        min-width: auto;
    }
    
    .ns-compare-table th:first-child,
    .ns-compare-table td:first-child {
        position: static;
    }
}