/* =============================================
   SINGLE PRODUCT PAGE
   ============================================= */
.page-product {
    margin-top: var(--header-h);
    min-height: 100vh;
    background:
        linear-gradient(180deg, rgba(255,255,255,0.28) 0%, rgba(255,255,255,0) 32rem),
        var(--color-bg);
}

.product-spacer {
    height: clamp(32px, 6vh, 68px);
}

.product-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    gap: clamp(48px, 6vw, 96px);
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 64px) clamp(72px, 8vw, 128px);
    align-items: start;
}

/* Gallery */
.product-gallery {
    position: sticky;
    top: calc(var(--header-h) + 28px);
}

.product-image-main {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: #ebe7df;
    border: 1px solid rgba(0, 75, 73, 0.12);
    cursor: ew-resize;
}

.product-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-image-main:hover img {
    transform: scale(1.015);
}

.product-image-main::before,
.product-image-main::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 50%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease;
    z-index: 1;
}

.product-image-main::before {
    left: 0;
    background: linear-gradient(90deg, rgba(0, 75, 73, 0.08), rgba(0, 75, 73, 0));
}

.product-image-main::after {
    right: 0;
    background: linear-gradient(270deg, rgba(0, 75, 73, 0.08), rgba(0, 75, 73, 0));
}

.product-image-main:hover::before,
.product-image-main:hover::after {
    opacity: 1;
}

.product-thumbnails {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
    gap: 10px;
    margin-top: 14px;
}

.thumbnail {
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: #ebe7df;
    border: 1px solid rgba(0, 75, 73, 0.12);
    cursor: pointer;
    opacity: 0.78;
    transition: border-color 0.25s ease, opacity 0.25s ease, transform 0.25s ease;
}

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

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--color-secondary);
    opacity: 1;
}

.thumbnail:hover {
    transform: translateY(-1px);
}

/* Information column */
.product-details {
    display: flex;
    flex-direction: column;
    gap: clamp(22px, 2.8vw, 34px);
    padding-top: clamp(4px, 1vw, 12px);
}

.product-heading {
    display: grid;
    gap: clamp(12px, 1.5vw, 18px);
    padding-bottom: clamp(22px, 3vw, 34px);
    border-bottom: 1px solid rgba(0, 75, 73, 0.16);
}

.product-eyebrow,
.inquiry-kicker,
.meta-label,
.attribute-label,
.product-b2b-notes span {
    font-family: var(--font-nav);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.product-eyebrow,
.inquiry-kicker {
    color: var(--color-secondary);
}

.product-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 3.2vw, 44px);
    line-height: 1.04;
    font-weight: 500;
    letter-spacing: 0;
    color: var(--color-primary);
    margin: 0;
}

.product-price {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    font-weight: 500;
    color: var(--color-text);
    margin: 0;
}

.product-price--inquiry {
    color: var(--color-muted);
}

.product-meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid rgba(0, 75, 73, 0.16);
    border-bottom: 1px solid rgba(0, 75, 73, 0.16);
}

.product-meta-card {
    display: grid;
    gap: 7px;
    min-height: 72px;
    padding: 16px 18px;
}

.product-meta-card + .product-meta-card {
    border-left: 1px solid rgba(0, 75, 73, 0.16);
}

.product-meta-card:only-child {
    grid-column: 1 / -1;
}

.meta-label,
.attribute-label,
.product-b2b-notes span {
    color: var(--color-primary);
}

.meta-value {
    font-size: 15px;
    line-height: 1.45;
    font-weight: 500;
    color: var(--color-text);
    overflow-wrap: anywhere;
}

.product-stock .meta-value {
    color: var(--color-primary);
}

.product-section {
    display: grid;
    gap: 16px;
    padding: clamp(22px, 3vw, 30px) 0;
    border-bottom: 1px solid rgba(0, 75, 73, 0.16);
}

.product-section h2,
.product-inquiry-panel h2 {
    font-family: var(--font-heading);
    font-size: clamp(20px, 2vw, 26px);
    line-height: 1.16;
    font-weight: 500;
    letter-spacing: 0;
    color: var(--color-primary);
    margin: 0;
}

.product-description p {
    max-width: 58ch;
    font-size: 14px;
    line-height: 1.85;
    color: var(--color-text);
    margin: 0;
}

.product-description p + p {
    margin-top: 10px;
}

.product-description-list {
    display: grid;
    gap: 0;
}

.product-description-item {
    display: grid;
    grid-template-columns: minmax(116px, 0.34fr) minmax(0, 1fr);
    gap: clamp(14px, 2vw, 24px);
    padding: 15px 0;
    border-top: 1px solid rgba(0, 75, 73, 0.12);
}

.product-description-item:first-child {
    border-top: 0;
}

.description-label {
    font-family: var(--font-nav);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
}

.description-value {
    display: block;
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text);
    overflow-wrap: anywhere;
}

.product-inquiry-panel {
    display: grid;
    gap: 22px;
    padding: clamp(22px, 3vw, 32px);
    background: #fffdf8;
    border: 1px solid rgba(0, 75, 73, 0.18);
    box-shadow: 0 18px 42px rgba(0, 75, 73, 0.07);
}

.product-inquiry-panel div {
    display: grid;
    gap: 10px;
}

.product-inquiry-panel p {
    max-width: 54ch;
    margin: 0;
    font-size: 13px;
    line-height: 1.75;
    color: var(--color-text);
}

.btn-wholesale-inquiry {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    width: 100%;
    padding: 14px 22px;
    background: var(--color-primary);
    border: 1px solid var(--color-primary);
    color: var(--color-bg);
    font-family: var(--font-nav);
    font-size: 12px;
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-align: center;
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.btn-wholesale-inquiry:hover {
    background: transparent;
    color: var(--color-primary);
}

.product-b2b-notes {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid rgba(0, 75, 73, 0.14);
    border-bottom: 1px solid rgba(0, 75, 73, 0.14);
}

.product-b2b-notes div {
    display: grid;
    align-content: start;
    gap: 8px;
    min-height: 96px;
    padding: 16px;
}

.product-b2b-notes div + div {
    border-left: 1px solid rgba(0, 75, 73, 0.14);
}

.product-b2b-notes strong {
    font-size: 13px;
    line-height: 1.55;
    font-weight: 500;
    color: var(--color-text);
}

.product-attributes {
    gap: 12px;
}

.product-attribute-card {
    display: grid;
    grid-template-columns: minmax(116px, 0.36fr) minmax(0, 1fr);
    gap: clamp(14px, 2vw, 24px);
    padding: 15px 0;
    border-top: 1px solid rgba(0, 75, 73, 0.12);
}

.product-attribute-card:first-of-type {
    border-top: 0;
}

.attribute-value {
    display: block;
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text);
    overflow-wrap: anywhere;
}

@media (max-width: 1024px) {
    .product-layout {
        grid-template-columns: 1fr;
        gap: clamp(34px, 5vw, 56px);
    }

    .product-gallery {
        position: static;
    }
}

@media (max-width: 768px) {
    .product-spacer {
        height: 28px;
    }

    .product-layout {
        padding: 0 clamp(16px, 5vw, 28px) clamp(48px, 8vh, 76px);
    }

    .product-title {
        font-size: clamp(28px, 8vw, 36px);
    }

    .product-meta,
    .product-b2b-notes {
        grid-template-columns: 1fr;
    }

    .product-meta-card + .product-meta-card,
    .product-b2b-notes div + div {
        border-left: 0;
        border-top: 1px solid rgba(0, 75, 73, 0.14);
    }

    .product-inquiry-panel {
        padding: 20px;
    }

    .product-attribute-card {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .product-description-item {
        grid-template-columns: 1fr;
        gap: 8px;
    }
}