/* public/css/pdp.css */

/* --- Mobile First (Default) --- */
.pdp-container {
    display: flex;
    flex-direction: column;
    padding: 0 0 calc(var(--space-6) + 70px); /* Add padding-bottom for the sticky bar */
    background: var(--color-surface);
}

.pdp-left {
    width: 100%;
}

.pdp-gallery-wrap {
    width: 100%;
}

.pdp-under-image {
    display: none;
}

.pdp-main-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: var(--color-surface-muted);
    border-radius: var(--radius-sm, 4px);
}

.pdp-main-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: opacity 0.2s ease;
}

.pdp-main-image-wrapper.is-mockup img {
    object-fit: contain;
}

.pdp-wishlist-btn {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    z-index: 10;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    color: var(--color-text);
}

.pdp-wishlist-btn.is-active {
    color: var(--color-primary);
}

.pdp-wishlist-btn svg {
    fill: none;
    stroke: currentColor;
    stroke-width: 1.5;
}

.pdp-wishlist-btn.is-active svg {
    fill: currentColor;
}

.pdp-thumbnails {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    overflow-x: auto;
    scrollbar-width: none;
}

.pdp-thumbnails::-webkit-scrollbar {
    display: none;
}

.pdp-thumbnail {
    flex: 0 0 70px;
    height: 70px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    overflow: hidden;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s, border-color 0.2s;
    background: var(--color-surface-muted);
}

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

.pdp-thumbnail.active {
    opacity: 1;
    border-color: var(--color-text);
    border-width: 2px;
}

.pdp-right {
    padding: var(--space-5) var(--space-4);
}

.pdp-meta {
    margin-bottom: var(--space-4);
}

.pdp-title {
    font-family: var(--font-heading);
    font-size: var(--text-h2);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-2);
}

.pdp-price-wrap {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.pdp-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
}

.pdp-price-old {
    font-size: 1rem;
    color: var(--color-muted);
    text-decoration: line-through;
}

.pdp-discount {
    font-size: 0.75rem;
    font-weight: 700;
    color: #fff;
    background: var(--color-primary);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

.pdp-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}

.pdp-size-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.size-blocks {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-2);
}

.size-block {
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    background: var(--color-surface);
    transition: all 0.2s;
    font-size: 0.9rem;
}

.size-block.selected {
    background: var(--color-text);
    color: var(--color-surface);
    border-color: var(--color-text);
}

.size-block.shake, .pdp-size-row.shake {
    animation: paw-shake 0.4s ease;
}

@keyframes paw-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-5px); }
}

.pdp-size-error-msg {
    color: var(--color-primary);
    font-size: 0.85rem;
    margin-top: var(--space-2);
}

/* Size Guide Contrast & Title Polish */
.size-guide-table th,
.sg-fit-table thead th,
.sg-fit-table tbody th {
    background: #F3F4F6 !important;
    color: #111111 !important;
    font-weight: 700 !important;
}

.size-guide-table td,
.sg-fit-table td {
    color: #111111 !important;
    background: #FFFFFF !important;
}

.sg-section-title {
    border-left: none !important;
    padding-left: 0 !important;
    color: #111111 !important;
}

/* Tra Nhanh Size Accordion Trigger & Form */
.pdp-size-picker-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 16px !important;
    background: var(--color-surface) !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    color: #111111 !important;
    cursor: pointer;
    margin-top: 8px;
    transition: border-color 0.2s, background-color 0.2s;
    outline: none;
    box-shadow: none;
    appearance: none;
    -webkit-appearance: none;
}

.pdp-size-picker-toggle:hover {
    border-color: var(--color-text);
    background-color: var(--color-surface-muted);
}

.pdp-size-picker-toggle .sg-section-title {
    border-left: none !important;
    padding-left: 0 !important;
    margin: 0 !important;
    color: var(--color-text) !important;
    font-size: 0.85rem !important;
    font-weight: 700 !important;
}

.pdp-size-picker-chevron {
    font-size: 0.75rem;
    transition: transform 0.2s;
    color: var(--color-muted);
}

.pdp-size-picker-toggle[aria-expanded="true"] .pdp-size-picker-chevron {
    transform: rotate(180deg);
}

.pdp-size-picker-body {
    padding: 14px;
    margin-top: 8px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface-muted);
}

.pdp-size-picker-body .size-guide-picker-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 10px;
    align-items: end;
}

.pdp-size-picker-body .size-guide-suggest-btn {
    height: 40px;
    background: #111 !important;
    color: #fff !important;
    border: none !important;
    font-weight: 700;
    border-radius: var(--radius-sm) !important;
    padding: 0 16px;
    font-size: 0.85rem;
}

@media (max-width: 576px) {
    .pdp-size-picker-body .size-guide-picker-row {
        grid-template-columns: 1fr 1fr;
    }
    .pdp-size-picker-body .size-guide-suggest-btn {
        grid-column: span 2;
        width: 100%;
    }
}

/* PDP Lightbox Modal */
.pdp-lightbox-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.pdp-lightbox-modal.is-open {
    display: flex;
}

.pdp-lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(4px);
}

.pdp-lightbox-content {
    position: relative;
    z-index: 10;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pdp-lightbox-img {
    max-width: 85vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.pdp-lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
}

.pdp-lightbox-prev, .pdp-lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.2);
    border: none;
    color: #fff;
    font-size: 1.5rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.pdp-lightbox-prev:hover, .pdp-lightbox-next:hover {
    background: rgba(255,255,255,0.4);
}

.pdp-lightbox-prev { left: -60px; }
.pdp-lightbox-next { right: -60px; }

@media (max-width: 767px) {
    .pdp-lightbox-prev { left: 10px; }
    .pdp-lightbox-next { right: 10px; }
    .pdp-lightbox-close { top: -36px; right: 10px; }
}

.color-dots {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.color-dot {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
    position: relative;
}

.color-dot.selected::after {
    content: '';
    position: absolute;
    inset: -4px;
    border: 2px solid var(--color-text);
    border-radius: 50%;
}

.pdp-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.pdp-actions .btn {
    width: 100%;
    height: 52px;
    font-size: 1rem;
}

/* Quantity selector horizontal control */
.pdp-qty-wrapper {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    height: 42px;
    background: var(--color-surface);
    overflow: hidden;
}

.pdp-qty-wrapper .qty-btn {
    width: 40px;
    height: 100%;
    border: none;
    background: transparent;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    transition: background 0.15s;
}

.pdp-qty-wrapper .qty-btn:hover {
    background: var(--color-surface-muted);
}

.pdp-qty-wrapper .qty-input {
    width: 48px;
    height: 100%;
    border: none;
    text-align: center;
    font-weight: 700;
    font-size: 0.95rem;
    background: transparent;
    -moz-appearance: textfield;
}

.pdp-qty-wrapper .qty-input::-webkit-outer-spin-button,
.pdp-qty-wrapper .qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Combo / Offer box upsell */
.pdp-offer-box--upsell {
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-4);
    background: #FFF9FA;
    border: 1px solid #FFE4E6;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.pdp-offer-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: #BE123C;
    font-size: 0.9rem;
}

.pdp-offer-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: 2px 0;
}
.pdp-offer-badge {
    background: #FFE4E6;
    color: #9F1239;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
}

.pdp-offer-footer {
    font-size: 0.8rem;
    color: var(--color-muted);
}

/* PDP Live Viewers / Social Proof Banner */
.pdp-live-views {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    margin-bottom: 2px;
    font-size: 0.85rem;
    color: #333333;
    line-height: 1.4;
    user-select: none;
}

.pdp-live-views-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #111111;
    flex-shrink: 0;
}

.pdp-live-views-icon svg {
    display: block;
}

.pdp-live-views-text {
    color: #333333;
}

.pdp-live-views-text strong {
    color: #111111;
    font-weight: 700;
    display: inline-block;
    transition: opacity 0.22s ease, transform 0.22s ease;
}

.pdp-live-views-text strong.is-updating {
    opacity: 0.2;
    transform: scale(0.9);
}

@media (max-width: 640px) {
    .pdp-live-views {
        margin-top: 12px;
        font-size: 0.82rem;
        gap: 7px;
    }
}

/* PDP Commercial Trust Strip */
.pdp-trust-strip {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px 12px;
    margin-top: 16px;
    padding: 12px 14px;
    background: #FAFAF8;
    border: 1px solid #EAEAEA;
    border-radius: var(--radius-sm, 6px);
}

.pdp-trust-item {
    display: flex;
    align-items: center;
    gap: 9px;
}

.pdp-trust-icon {
    flex-shrink: 0;
    color: #111;
}

.pdp-trust-text {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
}

.pdp-trust-text strong {
    font-size: 0.8rem;
    font-weight: 700;
    color: #111;
}

.pdp-trust-text span {
    font-size: 0.72rem;
    color: #666;
    margin-top: 1px;
}

@media (min-width: 1024px) {
    .pdp-trust-strip {
        grid-template-columns: repeat(2, 1fr);
        padding: 14px 16px;
    }
}

/* PDP Streetwear Garment Highlights */
.pdp-specs-bar {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 12px;
    margin-top: 12px;
    padding: 12px 14px;
    background: #fbfbfa;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm, 4px);
}

.pdp-spec-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 650;
    color: #333;
}

.pdp-spec-item svg {
    flex-shrink: 0;
    color: #111;
}

/* PDP Modern Fashion Accordions */
.pdp-accordion {
    margin-top: 24px;
    border-top: 1px solid var(--color-border);
}

.pdp-accordion .accordion-item {
    border-bottom: 1px solid var(--color-border);
}

.pdp-accordion .accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #111;
    user-select: none;
    transition: color 0.15s ease;
}

.pdp-accordion .accordion-header:hover {
    color: var(--color-primary);
}

.pdp-accordion .accordion-icon {
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1;
    color: #777;
    transition: transform 0.25s ease;
}

.pdp-accordion .accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

.pdp-accordion .accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    font-size: 0.85rem;
    line-height: 1.6;
    color: #555;
}

.pdp-accordion .accordion-content-inner {
    padding: 0 0 16px;
}

.pdp-spec-table {
    width: 100%;
    margin-top: 6px;
    border-collapse: collapse;
}

.pdp-spec-table td {
    padding: 7px 0;
    font-size: 0.84rem;
    border-bottom: 1px dashed #eaeaea;
    vertical-align: top;
}

.pdp-spec-table td:first-child {
    font-weight: 700;
    color: #111;
    width: 30%;
}

.pdp-spec-table td:last-child {
    color: #555;
}

.pdp-care-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.84rem;
    color: #444;
    line-height: 1.55;
}

.pdp-care-checklist li {
    position: relative;
    padding-left: 18px;
}

.pdp-care-checklist li::before {
    content: "•";
    position: absolute;
    left: 4px;
    top: 0;
    color: var(--color-primary, #d32f2f);
    font-size: 1rem;
    line-height: 1.3;
}

.pdp-policy-inline-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.82rem;
    font-weight: 600;
    color: #111;
    text-decoration: none;
    border-bottom: 1px dashed #999;
    padding-bottom: 1px;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.pdp-policy-inline-link:hover {
    color: var(--color-primary, #d32f2f);
    border-bottom-color: var(--color-primary, #d32f2f);
}

.pdp-sticky-bar {
    display: none;
    position: fixed;
    background: var(--color-surface);
    padding: var(--space-2) var(--space-4) calc(var(--space-2) + env(safe-area-inset-bottom));
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100%);
    pointer-events: none;
    transition: transform 180ms ease, opacity 180ms ease, visibility 0s linear 180ms;
}

.pdp-sticky-bar.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    transition-delay: 0s;
}

.pdp-sticky-inner {
    display: flex;
    gap: var(--space-3);
    align-items: center;
    width: 100%;
}

.pdp-sticky-buy-full {
    width: 100% !important;
    height: 48px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    font-size: 0.95rem !important;
    font-weight: 800 !important;
    letter-spacing: 0.04em !important;
    background: #111 !important;
    color: #fff !important;
    border: none !important;
    border-radius: var(--radius-sm, 4px) !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.16) !important;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.pdp-sticky-buy-full:active {
    transform: scale(0.98);
}

.pdp-sticky-btn-text {
    font-weight: 800;
}

.pdp-sticky-btn-sep {
    opacity: 0.5;
    font-weight: 400;
}

.pdp-sticky-btn-price {
    font-weight: 700;
    opacity: 0.95;
}

.pdp-color-disclaimer {
    margin-top: 8px;
    font-size: 0.75rem;
    color: #777;
    line-height: 1.4;
}

.pdp-sticky-actions {
    display: flex;
    flex: 1;
    gap: var(--space-2);
}

.pdp-sticky-add, .pdp-sticky-buy {
    flex: 1;
    height: 44px;
    font-size: 0.85rem;
}

.pdp-sticky-add--muted {
    opacity: 0.5;
}

.pdp-sticky-buy--pick-size {
    background: var(--color-surface-muted) !important;
    color: var(--color-text) !important;
    border: 1px solid var(--color-border);
}

@media (max-width: 1024px) {
    .pdp-sticky-bar {
        display: block;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pdp-sticky-bar {
        transition: none;
    }
}

/* --- Desktop Overrides (min-width: 768px) --- */
@media (min-width: 768px) {
    .pdp-container {
        flex-direction: row;
        max-width: 1280px;
        margin: var(--space-6) auto;
        padding: 0 var(--space-5);
        gap: 56px;
    }

    .pdp-left {
        flex: 0 0 54%;
        max-width: 54%;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .pdp-gallery-wrap {
        display: flex;
        flex-direction: row-reverse;
        gap: 20px;
        align-items: flex-start;
        width: 100%;
    }

    .pdp-main-image-wrapper {
        flex: 1;
        min-width: 0;
        border-radius: var(--radius-md, 6px);
        max-width: 540px;
        aspect-ratio: 4 / 5;
    }

    .pdp-thumbnails {
        flex: 0 0 76px;
        display: flex;
        flex-direction: column;
        padding: 0;
        gap: 12px;
    }
    
    .pdp-thumbnail {
        flex: 0 0 76px;
        height: 76px;
    }

    /* Under-Image Module on PC */
    .pdp-under-image {
        display: flex;
        flex-direction: column;
        gap: 14px;
        width: 100%;
        margin-top: 2px;
    }

    .pdp-under-card {
        background: #FAFAF8;
        border: 1px solid #EAEAEA;
        border-radius: var(--radius-sm, 6px);
        padding: 16px 18px;
    }

    .pdp-under-card-header {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 12px;
        padding-bottom: 9px;
        border-bottom: 1px solid #ECEBE6;
    }

    .pdp-under-card-header svg {
        color: #111;
        flex-shrink: 0;
    }

    .pdp-under-card-header strong {
        font-size: 0.8rem;
        font-weight: 750;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        color: #111;
    }

    .pdp-specs-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px 16px;
    }

    .pdp-spec-box {
        display: flex;
        align-items: flex-start;
        gap: 10px;
    }

    .pdp-spec-icon-wrap {
        width: 32px;
        height: 32px;
        border-radius: 4px;
        background: #EFEFEA;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        color: #111;
    }

    .pdp-spec-content {
        display: flex;
        flex-direction: column;
        line-height: 1.35;
    }

    .pdp-spec-label {
        font-size: 0.8rem;
        font-weight: 700;
        color: #111;
        margin-bottom: 2px;
    }

    .pdp-spec-desc {
        font-size: 0.73rem;
        color: #666;
        margin: 0;
    }

    .pdp-trust-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px 16px;
    }

    .pdp-trust-box {
        display: flex;
        align-items: flex-start;
        gap: 10px;
    }

    .pdp-trust-box svg {
        color: #111;
        flex-shrink: 0;
        margin-top: 2px;
    }

    .pdp-trust-box div {
        display: flex;
        flex-direction: column;
        line-height: 1.3;
    }

    .pdp-trust-box strong {
        font-size: 0.8rem;
        font-weight: 700;
        color: #111;
    }

    .pdp-trust-box span {
        font-size: 0.73rem;
        color: #666;
        margin-top: 1px;
    }

    .pdp-under-note {
        display: flex;
        align-items: center;
        gap: 8px;
        background: #F4F3EF;
        border-radius: var(--radius-sm, 6px);
        padding: 10px 14px;
        font-size: 0.76rem;
        color: #444;
        line-height: 1.4;
    }

    .pdp-under-note svg {
        color: #111;
        flex-shrink: 0;
    }

    .pdp-under-note strong {
        color: #111;
    }

    /* Hide redundant duplicate trust strip & specs bar in right column on desktop */
    .pdp-right .pdp-trust-strip,
    .pdp-right .pdp-specs-bar {
        display: none;
    }

    .pdp-right {
        flex: 0 0 46%;
        max-width: 46%;
        padding: 0;
        position: sticky;
        top: calc(var(--mobile-header-h, 60px) + 20px);
        height: fit-content;
    }

    .pdp-title {
        font-size: 1.75rem;
        font-weight: 800;
        line-height: 1.25;
        margin-bottom: var(--space-3);
    }
    
    .pdp-actions {
        flex-direction: row;
        gap: var(--space-3);
    }
}

/* PDP Full-Width Secondary Sections (Reviews, Related, Recently Viewed) */
.pdp-reviews-section,
.related-section,
.recently-viewed-section {
    width: 100%;
    max-width: 1280px;
    margin: 48px auto 0;
    padding: 36px var(--space-4) 0;
    border-top: 1px solid var(--color-border);
}

.related-section .related-inner,
.recently-viewed-section .section-header {
    margin-bottom: 24px;
}

.related-section .section-title,
.recently-viewed-section .section-title {
    font-size: clamp(1.4rem, 2.2vw, 1.8rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    color: var(--color-ink, #111);
    margin: 0;
}

.related-section .product-grid,
.recently-viewed-section .product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 20px;
}

@media (max-width: 1024px) {
    .related-section .product-grid,
    .recently-viewed-section .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 767px) {
    .pdp-reviews-section,
    .related-section,
    .recently-viewed-section {
        margin-top: 32px;
        padding: 24px 16px 0;
    }

    .related-section .product-grid,
    .recently-viewed-section .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px 8px;
    }
}