.page-subtitle {
    font-size: 14px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* Attributes Stats */
.attributes-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.attributes-stats .stat-card {
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: var(--gray-50);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.stat-content {
    flex: 1;
}

.stat-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.stat-value.status-ready {
    color: var(--success);
}

.stat-description {
    font-size: 12px;
    color: var(--gray-400);
}

/* Attributes Section */
.attributes-section {
    background: #fff;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
}

.section-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    padding: 10px 40px 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    color: var(--gray-900);
    width: 240px;
    transition: border-color 0.2s;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
}

.search-box svg {
    position: absolute;
    right: 12px;
    color: var(--gray-400);
}

/* Attributes Content */
.attributes-content {
    display: grid;
    grid-template-columns: 320px 1fr;
    min-height: 600px;
}

/* Categories List */
.categories-list {
    border-right: 1px solid var(--gray-200);
    overflow-y: auto;
    max-height: 600px;
}

.category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-bottom: 1px solid var(--gray-100);
    cursor: pointer;
    transition: all 0.2s;
}

.category-item:hover {
    background: var(--gray-50);
}

.category-item.active {
    background: var(--gray-100);
    border-left: 3px solid var(--primary);
    padding-left: 17px;
}

.category-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

.category-count {
    font-size: 12px;
    font-weight: 500;
    color: var(--gray-500);
    background: var(--gray-200);
    padding: 4px 10px;
    border-radius: 12px;
    margin-right: 8px;
}

.category-item svg {
    color: var(--gray-400);
}

/* Attributes Detail */
.attributes-detail {
    overflow-y: auto;
    max-height: 600px;
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
    position: sticky;
    top: 0;
    z-index: 10;
}

.detail-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
}

.detail-count {
    font-size: 13px;
    color: var(--gray-500);
}

/* Attributes List */
.attributes-list {
    padding: 0;
}

.attribute-item {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
    transition: background 0.2s;
}

.attribute-item:hover {
    background: var(--gray-50);
}

.attribute-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.attribute-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
}

.attribute-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.required {
    background: var(--danger-light);
    color: var(--danger);
}

.badge.optional {
    background: var(--gray-200);
    color: var(--gray-600);
}

.badge.count {
    background: var(--info-light);
    color: var(--info);
}

.attribute-id {
    font-size: 11px;
    color: var(--gray-400);
    font-family: 'Courier New', monospace;
}

.attribute-description {
    font-size: 13px;
    color: var(--gray-500);
    font-style: italic;
}

.attribute-values {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.value-tag {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    background: var(--gray-100);
    color: var(--gray-700);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
}

.value-tag:hover {
    background: var(--primary);
    color: #fff;
}

/* Fetch Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.fetching .stat-card {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Responsive */
@media (max-width: 1200px) {
    .attributes-stats {
        grid-template-columns: 1fr;
    }
    
    .attributes-content {
        grid-template-columns: 1fr;
    }
    
    .categories-list {
        max-height: 300px;
        border-right: none;
        border-bottom: 1px solid var(--gray-200);
    }
}

@media (max-width: 768px) {
    .section-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    .search-input {
        width: 100%;
    }
}