/* 
AI-Optimized Product Detail Tabs CSS Enhancement
Add these styles to your existing product-detail.css file
Follows BEM methodology and giftsy.css design system
*/

/* ===== AI-OPTIMIZED TAB CONTENT COMPONENTS ===== */

/* Product Overview Panel */
.product-overview {
    max-width: none;
}

.product-overview__description {
    margin-bottom: 2rem;
}

.product-overview__header {
    text-align: center;
    margin-bottom: 2rem;
}

.product-overview__title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-800);
    margin: 0 0 0.5rem 0;
}

.product-overview__subtitle {
    font-size: 1.125rem;
    color: var(--accent-600);
    margin: 0;
}

.product-overview__content {
    background: var(--background);
    border-radius: 1rem;
    border: 1px solid var(--accent-100);
    padding: 2rem;
}

.product-description-card__text {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--accent-700);
    margin: 0 0 2rem 0;
}

.product-features__title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 1rem 0;
}

.product-features__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.product-features__item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.product-features__icon {
    color: var(--success);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.product-features__text {
    color: var(--accent-700);
    line-height: 1.5;
}

/* Gift Info Cards */
.gift-info-card {
    background: var(--accent-50);
    border-radius: 1rem;
    padding: 2rem;
    margin-top: 2rem;
}

.gift-info-card__header {
    text-align: center;
    margin-bottom: 2rem;
}

.gift-info-card__title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 0.5rem 0;
}

.gift-info-card__subtitle {
    color: var(--accent-600);
    margin: 0;
}

.gift-reason {
    margin-bottom: 2rem;
}

.gift-reason:last-child {
    margin-bottom: 0;
}

.gift-reason__question {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 1rem 0;
}

.gift-reason__answer {
    color: var(--accent-700);
    line-height: 1.6;
}

.gift-reason__answer p {
    margin: 0 0 1rem 0;
}

/* Occasion Tags */
.occasion-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.occasion-tag {
    background: var(--primary);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Recipient Details */
.recipient-suggestions {
    margin-top: 1rem;
}

.recipient-detail {
    margin: 0.5rem 0;
    color: var(--accent-700);
}

/* Memory Factors */
.memory-factors {
    list-style: none;
    margin: 1rem 0 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.memory-factor {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.memory-factor__icon {
    color: var(--primary);
    flex-shrink: 0;
}

/* Reviews Panel */
.product-reviews {
    max-width: none;
}

.reviews-summary {
    text-align: center;
    margin-bottom: 2rem;
}

.reviews-summary__title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-800);
    margin: 0 0 0.5rem 0;
}

.reviews-summary__subtitle {
    color: var(--accent-600);
    margin: 0;
}

.rating-overview-card {
    background: var(--warning-50);
    border-radius: 1rem;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.rating-display {
    text-align: center;
}

.rating-display__score {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.rating-display__number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-800);
}

.rating-display__stars {
    display: flex;
    gap: 0.125rem;
}

.rating-star {
    color: var(--accent-300);
}

.rating-star--filled {
    color: var(--warning);
}

.satisfaction-metrics {
    display: flex;
    justify-content: space-around;
    margin-top: 2rem;
}

.satisfaction-metric {
    text-align: center;
}

.satisfaction-metric__value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.satisfaction-metric__label {
    font-size: 0.875rem;
    color: var(--accent-600);
    margin-top: 0.25rem;
}

/* Rating Breakdown */
.rating-breakdown__title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 1rem 0;
}

.rating-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.rating-bar__label {
    font-size: 0.875rem;
    color: var(--accent-600);
    min-width: 4rem;
}

.rating-bar__track {
    flex: 1;
    height: 0.5rem;
    background: var(--accent-200);
    border-radius: 0.25rem;
    overflow: hidden;
}

.rating-bar__fill {
    height: 100%;
    background: var(--warning);
    transition: width 0.3s ease;
}

.rating-bar__percentage {
    font-size: 0.875rem;
    color: var(--accent-600);
    min-width: 2.5rem;
    text-align: right;
}

/* Customer Reviews */
.customer-review {
    background: var(--background);
    border: 1px solid var(--accent-100);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.customer-review__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.customer-review__rating {
    display: flex;
    gap: 0.125rem;
}

.customer-review__meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--accent-600);
}

.customer-review__author {
    font-weight: 600;
    color: var(--accent-800);
}

.customer-review__verified {
    background: var(--success-50);
    color: var(--success-700);
    padding: 0.125rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
}

.customer-review__title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 0.75rem 0;
}

.customer-review__text {
    color: var(--accent-700);
    line-height: 1.6;
    margin: 0 0 1rem 0;
    font-style: italic;
}

.review-helpful {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--accent-600);
}

.review-helpful__icon {
    color: var(--success);
}

/* Gift Guide Panel */
.gift-guide {
    max-width: none;
}

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

.occasion-item {
    background: var(--background);
    border: 1px solid var(--accent-100);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
}

.occasion-item--primary {
    border-color: var(--primary);
    background: var(--primary-50);
}

.occasion-item__icon {
    color: var(--primary);
    flex-shrink: 0;
}

.occasion-item__title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 0.5rem 0;
}

.occasion-item__description {
    color: var(--accent-700);
    line-height: 1.5;
    margin: 0;
}

/* Relationship Categories */
.relationship-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.relationship-category__title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 1rem 0;
}

.relationship-category__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.relationship-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--accent-100);
}

.relationship-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.relationship-item__type {
    font-weight: 600;
    color: var(--accent-800);
}

.relationship-item__reason {
    color: var(--accent-600);
    font-size: 0.875rem;
}

/* Care Panel */
.care-instruction {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.care-instruction__icon {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.care-instruction__title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 1rem 0;
}

.care-instruction__main {
    color: var(--accent-700);
    line-height: 1.6;
    margin: 0 0 1.5rem 0;
}

.care-steps__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 0.75rem 0;
}

.care-steps__list {
    margin: 0;
    padding-left: 1.5rem;
}

.care-step {
    color: var(--accent-700);
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

/* Storage Tips */
.storage-tips__list {
    list-style: none;
    margin: 1rem 0 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.storage-tip {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.storage-tip__icon {
    color: var(--info);
    flex-shrink: 0;
}

/* Trust Signals */
.trust-signals {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.trust-signal {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--background);
    border: 1px solid var(--accent-100);
    border-radius: 1rem;
}

.trust-signal__icon {
    color: var(--success);
    flex-shrink: 0;
}

.trust-signal__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-800);
    margin: 0 0 0.5rem 0;
}

.trust-signal__text {
    color: var(--accent-700);
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0;
}

/* ========================================
   Similar Products Section
   ======================================== */

.similar {
    margin-top: 3rem;
    padding: 2rem 0;
}

.similar__header {
    text-align: center;
    margin-bottom: 2rem;
}

.similar__title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-800);
    margin: 0 0 0.5rem 0;
}

.similar__subtitle {
    color: var(--accent-600);
    margin: 0;
}

/* Similar Products Grid */
.similar__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .similar__grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 0.75rem;
    }
}

@media (max-width: 640px) {
    .similar__grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 0.75rem;
    }
}

@media (max-width: 480px) {
    .similar__grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

/* Empty state */
.similar__empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--accent-600);
}

.similar__empty-icon {
    margin-bottom: 1rem;
    color: var(--accent-400);
}

.similar__empty-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent-700);
    margin: 0 0 0.5rem 0;
}

.similar__empty-description {
    margin: 0;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .rating-overview-card {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .satisfaction-metrics {
        flex-direction: column;
        gap: 1rem;
    }

    .occasion-grid {
        grid-template-columns: 1fr;
    }

    .relationship-categories {
        grid-template-columns: 1fr;
    }

    .trust-signals {
        grid-template-columns: 1fr;
    }

    .care-instruction {
        flex-direction: column;
        gap: 1rem;
    }

    .product-overview__content,
    .gift-info-card {
        padding: 1.5rem;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .product-detail-tabs__navigation {
        display: none;
    }

    .product-detail-tabs__panel {
        display: block !important;
        page-break-inside: avoid;
        margin-bottom: 2rem;
    }
}