.product-detail-page {
    padding: 48px 0 92px;
    background:
        linear-gradient(
            180deg,
            rgba(251, 245, 238, 0.78),
            rgba(249, 242, 233, 0)
            420px
        );
}

.product-detail-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 32px;
    color: var(--text-secondary);
    font-size: 0.76rem;
}

.product-detail-breadcrumb a:hover {
    color: var(--primary);
}

.product-detail-breadcrumb .bi {
    font-size: 0.64rem;
}

.product-gallery {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.main-image {
    overflow: hidden;
    aspect-ratio: 1 / 1.06;
    border: 1px solid var(--border);
    border-radius: 28px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 260ms ease;
    transform-origin: center;
}

.product-detail-placeholder {
    display: grid;
    width: 100%;
    height: 100%;
    place-items: center;
    align-content: center;
    gap: 10px;
    color: var(--primary);
    background:
        radial-gradient(
            circle at 30% 20%,
            rgba(195, 161, 106, 0.18),
            transparent 34%
        ),
        linear-gradient(
            145deg,
            #F2E8D9,
            var(--surface)
        );
}

.product-detail-placeholder strong {
    font-family: "Playfair Display", serif;
    font-size: 6rem;
    font-weight: 500;
}

.product-detail-placeholder small {
    color: var(--text-secondary);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.18em;
}

.thumbnail-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.thumbnail-button {
    width: 76px;
    height: 76px;
    overflow: hidden;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--surface);
    cursor: pointer;
    transition:
        border-color var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.thumbnail-button:hover,
.thumbnail-button.active,
.thumbnail-button:has(.thumbnail.active) {
    border-color: var(--primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-xs);
}

.thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================================
   Premium Product Information
============================================================ */

.product-info {
    position: relative;
    isolation: isolate;
    padding: 8px 0 0;
}

.product-info::before {
    position: absolute;
    z-index: -1;
    top: -44px;
    right: -44px;
    width: 230px;
    height: 230px;
    border-radius: 50%;
    background:
        radial-gradient(
            circle,
            rgba(195, 161, 106, 0.11),
            rgba(195, 161, 106, 0) 68%
        );
    content: "";
    pointer-events: none;
}

.product-summary-head {
    padding-bottom: 22px;
    border-bottom: 1px solid rgba(97, 96, 61, 0.12);
}

.product-detail-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px;
    margin-bottom: 15px;
}

.product-category,
.product-detail-stock {
    display: inline-flex;
    min-height: 30px;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.64rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.product-category {
    border: 1px solid rgba(97, 96, 61, 0.17);
    color: var(--primary-dark);
    background:
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.92),
            rgba(251, 245, 238, 0.86)
        );
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition:
        border-color var(--transition),
        color var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.product-category::before {
    width: 6px;
    height: 6px;
    flex: 0 0 6px;
    border-radius: 50%;
    background: var(--secondary);
    box-shadow: 0 0 0 4px rgba(195, 161, 106, 0.11);
    content: "";
}

.product-category:hover {
    border-color: rgba(195, 161, 106, 0.52);
    color: var(--primary);
    transform: translateY(-1px);
    box-shadow:
        0 8px 20px rgba(49, 47, 19, 0.06);
}

.product-detail-stock {
    border: 1px solid rgba(79, 98, 68, 0.16);
    color: #4F6244;
    background: rgba(234, 240, 227, 0.82);
}

.product-detail-stock.is-out {
    border-color: rgba(160, 77, 69, 0.16);
    color: var(--danger);
    background: rgba(250, 234, 231, 0.82);
}

.product-detail-stock .bi {
    font-size: 0.72rem;
}

.product-detail-title {
    max-width: 820px;
    margin: 0;
    color: var(--primary-dark);
    font-family: "Playfair Display", serif;
    font-size: clamp(2.55rem, 4.8vw, 4.65rem);
    font-weight: 500;
    line-height: 0.98;
    letter-spacing: -0.035em;
    text-wrap: balance;
}

.product-detail-subline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px 15px;
    margin-top: 16px;
    color: var(--text-secondary);
    font-size: 0.74rem;
}

.product-detail-brandline {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.product-detail-brandline::after {
    width: 1px;
    height: 14px;
    margin-inline-start: 8px;
    background: rgba(97, 96, 61, 0.18);
    content: "";
}

.product-detail-brandline strong {
    color: var(--text-primary);
    font-weight: 700;
}

.product-detail-rating {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 30px;
    padding: 5px 9px;
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--text-secondary);
    transition:
        border-color var(--transition),
        background var(--transition),
        color var(--transition);
}

.product-detail-rating:hover {
    border-color: rgba(195, 161, 106, 0.25);
    color: var(--primary);
    background: rgba(251, 245, 238, 0.72);
}

.product-rating-star {
    color: var(--secondary);
    font-size: 0.98rem;
    line-height: 1;
}

.product-detail-rating strong {
    color: var(--text-primary);
    font-size: 0.76rem;
}

.product-detail-rating small {
    font-size: 0.68rem;
}

.product-detail-price-card {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin: 22px 0 18px;
    padding: 18px 20px;
    border: 1px solid rgba(195, 161, 106, 0.22);
    border-radius: 20px;
    background:
        radial-gradient(
            circle at 90% 10%,
            rgba(195, 161, 106, 0.12),
            transparent 34%
        ),
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.95),
            rgba(251, 245, 238, 0.88)
        );
    box-shadow:
        0 16px 40px rgba(49, 47, 19, 0.055),
        inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.product-detail-price-card::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 3px;
    background:
        linear-gradient(
            180deg,
            var(--secondary),
            rgba(195, 161, 106, 0.25)
        );
    content: "";
}

.product-detail-price {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 8px 11px;
    margin: 0;
}

.current-price {
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
    color: var(--primary-dark);
    font-size: clamp(1.7rem, 2.5vw, 2.15rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.025em;
}

.current-price .price-currency {
    color: var(--text-secondary);
    font-size: 0.62em;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.old-price {
    color: var(--text-secondary);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: line-through;
    text-decoration-thickness: 1px;
}

.product-detail-save {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    flex: 0 0 auto;
    padding: 7px 10px;
    border: 1px solid rgba(195, 161, 106, 0.26);
    border-radius: 999px;
    color: var(--primary-dark);
    background: rgba(195, 161, 106, 0.14);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.product-detail-save .bi {
    color: var(--secondary);
}

.product-short-description {
    max-width: 700px;
    margin: 0 0 22px;
    color: var(--text-secondary);
    font-size: 0.83rem;
    line-height: 1.9;
}

.product-detail-facts {
    display: grid;
    grid-template-columns:
        repeat(2, minmax(0, 1fr));
    gap: 11px;
    margin-top: 4px;
}

.product-detail-fact {
    position: relative;
    overflow: hidden;
    display: grid;
    min-height: 82px;
    grid-template-columns: 38px minmax(0, 1fr);
    align-items: center;
    gap: 11px;
    padding: 13px 14px;
    border: 1px solid rgba(97, 96, 61, 0.13);
    border-radius: 16px;
    background:
        linear-gradient(
            145deg,
            rgba(255, 255, 255, 0.94),
            rgba(251, 245, 238, 0.72)
        );
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition:
        border-color var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.product-detail-fact:hover {
    border-color: rgba(195, 161, 106, 0.35);
    transform: translateY(-2px);
    box-shadow:
        0 12px 26px rgba(49, 47, 19, 0.055);
}

.product-detail-fact-icon {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid rgba(195, 161, 106, 0.25);
    border-radius: 12px;
    color: var(--primary);
    background: rgba(195, 161, 106, 0.11);
    font-size: 0.95rem;
}

.product-detail-fact-copy {
    display: grid;
    min-width: 0;
    gap: 3px;
}

.product-detail-fact-copy span {
    color: var(--text-secondary);
    font-size: 0.58rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.product-detail-fact-copy strong {
    overflow-wrap: anywhere;
    color: var(--text-primary);
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1.35;
}

.product-personalization-slot {
    margin-top: 18px;
}

.product-detail-purchase {
    margin-top: 22px;
    padding-top: 21px;
    border-top: 1px solid rgba(97, 96, 61, 0.12);
}

.product-detail-actions {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr)
        minmax(112px, auto);
    align-items: stretch;
    gap: 10px;
    margin-top: 0;
}

.product-detail-actions form {
    margin: 0;
}

.product-detail-cart-form,
.stock-alert-form {
    min-width: 0;
}

.product-detail-add-button,
.product-detail-notify-button,
.product-detail-wishlist-button {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    width: 100%;
    min-height: 56px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 12px 17px;
    border-radius: 16px;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition:
        border-color var(--transition),
        color var(--transition),
        background var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.product-detail-add-button {
    border: 1px solid var(--primary);
    color: var(--white);
    background:
        linear-gradient(
            135deg,
            var(--primary-dark),
            var(--primary)
        );
    box-shadow:
        0 14px 28px rgba(49, 47, 19, 0.16),
        inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

.product-detail-add-button::after {
    position: absolute;
    top: -60%;
    left: -25%;
    width: 18%;
    height: 220%;
    background: rgba(255, 255, 255, 0.16);
    content: "";
    transform: rotate(22deg);
    transition: left 420ms ease;
}

.product-detail-add-button:hover {
    transform: translateY(-2px);
    box-shadow:
        0 18px 34px rgba(49, 47, 19, 0.22),
        inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.product-detail-add-button:hover::after {
    left: 118%;
}

.product-detail-notify-button {
    border: 1px solid rgba(97, 96, 61, 0.24);
    color: var(--primary-dark);
    background:
        linear-gradient(
            145deg,
            rgba(255, 255, 255, 0.97),
            rgba(251, 245, 238, 0.90)
        );
}

.product-detail-notify-button:hover:not(:disabled) {
    border-color: var(--primary);
    color: var(--white);
    background: var(--primary);
    transform: translateY(-1px);
    box-shadow:
        0 12px 26px rgba(49, 47, 19, 0.12);
}

.product-detail-notify-button:disabled {
    opacity: 0.66;
    cursor: default;
}

.product-detail-wishlist-button {
    min-width: 112px;
    border: 1px solid rgba(97, 96, 61, 0.18);
    color: var(--primary-dark);
    background: rgba(255, 255, 255, 0.90);
}

.product-detail-wishlist-button:hover,
.product-detail-wishlist-button.is-saved {
    border-color: rgba(195, 161, 106, 0.55);
    color: var(--primary-dark);
    background: rgba(195, 161, 106, 0.13);
    transform: translateY(-1px);
    box-shadow:
        0 10px 24px rgba(49, 47, 19, 0.07);
}

.product-detail-wishlist-button.is-saved .bi {
    color: #9B3F48;
}

.product-detail-add-button:focus-visible,
.product-detail-notify-button:focus-visible,
.product-detail-wishlist-button:focus-visible,
.product-detail-rating:focus-visible,
.product-category:focus-visible {
    outline: 3px solid rgba(195, 161, 106, 0.28);
    outline-offset: 3px;
}

.product-detail-assurance {
    display: grid;
    grid-template-columns:
        repeat(3, minmax(0, 1fr));
    gap: 9px;
    margin-top: 14px;
    padding-top: 0;
    border-top: 0;
    color: var(--text-secondary);
}

.product-detail-assurance > div {
    display: grid;
    min-width: 0;
    grid-template-columns: 30px minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    padding: 10px;
    border: 1px solid rgba(97, 96, 61, 0.10);
    border-radius: 13px;
    background: rgba(255, 255, 255, 0.64);
    font-size: 0.61rem;
    line-height: 1.35;
}

.product-detail-assurance-icon {
    display: grid;
    width: 30px;
    height: 30px;
    place-items: center;
    border-radius: 10px;
    color: var(--primary);
    background: rgba(195, 161, 106, 0.11);
    font-size: 0.82rem;
}

.product-detail-assurance span {
    min-width: 0;
}

@media (max-width: 767px) {
    .product-detail-title {
        font-size: clamp(2.3rem, 10vw, 3.7rem);
    }

    .product-detail-price-card {
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
    }

    .product-detail-assurance {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 575px) {
    .product-detail-meta {
        gap: 7px;
    }

    .product-category,
    .product-detail-stock {
        min-height: 28px;
        padding: 5px 8px;
        font-size: 0.58rem;
    }

    .product-detail-subline {
        align-items: flex-start;
        flex-direction: column;
        gap: 7px;
    }

    .product-detail-brandline::after {
        display: none;
    }

    .product-detail-price-card {
        padding: 16px;
        border-radius: 17px;
    }

    .product-detail-facts {
        grid-template-columns: 1fr;
    }

    .product-detail-actions {
        grid-template-columns: 1fr;
    }

    .product-detail-wishlist-button {
        min-width: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .product-category,
    .product-detail-fact,
    .product-detail-add-button,
    .product-detail-notify-button,
    .product-detail-wishlist-button {
        transition: none;
    }

    .product-detail-add-button::after {
        display: none;
    }
}

.product-tabs {
    margin-top: 82px;
}

.product-tabs .nav-tabs {
    gap: 6px;
    border-bottom: 1px solid var(--border);
}

.product-tabs .nav-link {
    margin-bottom: -1px;
    padding: 12px 16px;
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    color: var(--text-secondary);
    background: transparent;
    font-size: 0.78rem;
    font-weight: 600;
}

.product-tabs .nav-link:hover {
    color: var(--primary);
}

.product-tabs .nav-link.active {
    border-bottom-color: var(--primary);
    color: var(--primary-dark);
    background: transparent;
}

.product-tabs .tab-content {
    padding: 26px;
    border: 1px solid var(--border);
    border-top: 0;
    border-radius: 0 0 18px 18px;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.72);
    line-height: 1.85;
}

.product-tabs .tab-content p:last-child {
    margin-bottom: 0;
}

.related-products {
    margin-top: 82px;
    padding-top: 10px;
}

@media (max-width: 991px) {
    .product-gallery {
        position: static;
    }
}

@media (max-width: 575px) {
    .product-detail-page {
        padding-top: 34px;
        padding-bottom: 66px;
    }

    .product-detail-actions {
        grid-template-columns: 1fr;
    }

    .product-detail-facts {
        grid-template-columns: 1fr;
    }

    .product-tabs {
        margin-top: 62px;
    }

    .product-tabs .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
    }

    .product-tabs .nav-link {
        white-space: nowrap;
    }
}

/* ============================================================
   Reviews
============================================================ */

.product-reviews-section {
    margin-top: 82px;
    padding-top: 10px;
}

.product-reviews-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 28px;
}

.product-reviews-heading h2 {
    margin-bottom: 6px;
    font-size: clamp(2rem, 4vw, 3rem);
}

.product-reviews-heading p {
    max-width: 620px;
    margin-bottom: 0;
}

.product-rating-summary {
    display: grid;
    min-width: 190px;
    justify-items: end;
}

.product-rating-summary > strong {
    color: var(--primary-dark);
    font-family: "Playfair Display", serif;
    font-size: 2.5rem;
    line-height: 1;
}

.rating-summary-stars {
    margin-top: 5px;
    color: var(--secondary);
    letter-spacing: 0.08em;
}

.product-rating-summary small {
    margin-top: 3px;
    color: var(--text-secondary);
    font-size: 0.64rem;
}

.product-reviews-layout {
    display: grid;
    grid-template-columns:
        minmax(0, 1.35fr)
        minmax(300px, 0.65fr);
    align-items: start;
    gap: 24px;
}

.product-review-list {
    display: grid;
    gap: 13px;
}

.product-review-card,
.product-review-form-card {
    border: 1px solid var(--border);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.84);
    box-shadow:
        0 8px 24px rgba(49, 47, 19, 0.045);
}

.product-review-card {
    padding: 22px;
}

.product-review-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.product-review-top > div {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.product-review-top strong {
    font-size: 0.78rem;
}

.product-review-top time {
    color: var(--text-secondary);
    font-size: 0.65rem;
}

.verified-purchase-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 999px;
    color: #4F6244;
    background: #EAF0E3;
    font-size: 0.56rem;
    font-weight: 700;
}

.product-review-rating {
    margin: 11px 0 8px;
    color: var(--secondary);
    font-size: 0.72rem;
    font-weight: 700;
}

.product-review-card h3 {
    margin-bottom: 6px;
    font-size: 1.08rem;
}

.product-review-card p {
    margin-bottom: 0;
    font-size: 0.76rem;
    line-height: 1.75;
}

.product-review-form-card {
    position: sticky;
    top: 100px;
    padding: 24px;
}

.product-review-form-card h3 {
    margin-bottom: 16px;
    font-size: 1.5rem;
}

.product-review-form {
    display: grid;
    gap: 14px;
}

.product-review-form > div {
    display: grid;
    gap: 6px;
}

.product-review-form label {
    color: var(--text-secondary);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.product-review-empty,
.review-access-message {
    display: grid;
    min-height: 240px;
    place-items: center;
    align-content: center;
    padding: 28px;
    border: 1px dashed var(--border);
    border-radius: 20px;
    text-align: center;
    background: rgba(251, 245, 238, 0.68);
}

.product-review-empty > .bi,
.review-access-message > .bi {
    margin-bottom: 10px;
    color: var(--secondary);
    font-size: 1.7rem;
}

.product-review-empty h3,
.review-access-message h3 {
    margin-bottom: 7px;
    font-size: 1.25rem;
}

.product-review-empty p,
.review-access-message p {
    max-width: 430px;
    margin-bottom: 14px;
    font-size: 0.74rem;
}


/* ============================================================
   Mobile Sticky Purchase
============================================================ */

.mobile-sticky-purchase {
    display: none;
}

@media (max-width: 991px) {
    .product-reviews-layout {
        grid-template-columns: 1fr;
    }

    .product-review-form-card {
        position: static;
    }
}

@media (max-width: 767px) {
    .product-detail-page {
        padding-bottom: 130px;
    }

    .mobile-sticky-purchase {
        position: fixed;
        z-index: 1080;
        right: 10px;
        bottom: 10px;
        left: 10px;
        display: grid;
        grid-template-columns:
            minmax(0, 1fr)
            minmax(145px, auto);
        align-items: center;
        gap: 12px;
        padding: 11px 12px;
        border: 1px solid rgba(195, 161, 106, 0.38);
        border-radius: 18px;
        background: rgba(255, 255, 255, 0.96);
        box-shadow:
            0 20px 52px rgba(49, 47, 19, 0.18);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
    }

    .mobile-sticky-purchase form {
        margin: 0;
    }

    .mobile-sticky-purchase
    .btn-add-cart,
    .mobile-sticky-purchase
    .btn-stock-alert {
        width: 100%;
        min-height: 46px;
    }

    .mobile-sticky-purchase-price {
        display: grid;
        min-width: 0;
        gap: 2px;
    }

    .mobile-sticky-purchase-price small {
        overflow: hidden;
        color: var(--text-secondary);
        font-size: 0.58rem;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-sticky-purchase-price strong {
        color: var(--primary-dark);
        font-size: 0.82rem;
    }

    .product-reviews-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .product-rating-summary {
        justify-items: start;
    }
}

@media (max-width: 480px) {
    .mobile-sticky-purchase {
        grid-template-columns: 1fr 1.25fr;
    }

    .product-detail-actions {
        grid-template-columns: 1fr 1fr;
    }

    .product-detail-actions
    .product-detail-cart-form,
    .product-detail-actions
    .stock-alert-form {
        grid-column: 1 / -1;
    }
}

/* Keep the premium purchase area full-width on very small screens. */
@media (max-width: 480px) {
    .product-detail-actions {
        grid-template-columns: 1fr;
    }

    .product-detail-actions
    .product-detail-cart-form,
    .product-detail-actions
    .stock-alert-form,
    .product-detail-actions
    .wishlist-toggle-form {
        grid-column: auto;
        width: 100%;
    }

    .product-detail-wishlist-button {
        width: 100%;
    }
}