/* ============================================================
   PRODUCT DETAIL — pd- namespace, zero conflicts
   ============================================================ */

/* ── Page shell ───────────────────────────────────────────── */
.pd-main {
    width: 100%;
    background: #ffffff;
}

.pd-wrap {
    max-width: 1352px;
    margin-inline: auto;
    padding-inline: max(24px, min(72px, calc((100vw - 1352px) / 2)));
}

/* ── Breadcrumb ───────────────────────────────────────────── */
.pd-breadcrumb-wrap {
    padding-top: 24px;
    max-width: 1352px;
    margin-inline: auto;
    padding-inline: max(24px, min(72px, calc((100vw - 1352px) / 2)));
}

/* ── Product Hero ─────────────────────────────────────────── */
.pd-hero {
    padding-top: 32px;
    padding-bottom: 72px;
}

.pd-hero .pd-wrap {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: start;
}

/* ── Gallery ──────────────────────────────────────────────── */
.pd-gallery {
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: sticky;
    top: 90px;
}

.pd-gallery-main {
    width: 100%;
    aspect-ratio: 1 / 1;
    background: #F3EFE8;
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.pd-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.pd-gallery-main:hover img {
    transform: scale(1.04);
}

.pd-gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.pd-gallery-thumbs img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background: #F3EFE8;
    border-radius: 12px;
    padding: 8px;
    cursor: pointer;
    border: 1.5px solid transparent;
    transition: border-color 0.2s ease, opacity 0.2s ease;
    opacity: 0.6;
}

.pd-gallery-thumbs img:hover,
.pd-gallery-thumbs img.active {
    border-color: var(--color-primary, #00AE9C);
    opacity: 1;
}

/* ── Info panel ───────────────────────────────────────────── */
.pd-info {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* Tags */
.pd-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
}

.pd-tags li {
    font-family: var(--font-body), sans-serif;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-primary, #00AE9C);
    padding: 4px 12px;
    border: 1px solid rgba(0,174,156,0.3);
    border-radius: 100px;
    background: rgba(0,174,156,0.05);
}

/* Title */
.pd-title {
    font-family: var(--font-heading), serif;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 400;
    color: var(--color-text-black, #231F20);
    line-height: 1.15;
    margin: 0 0 12px;
}

/* Pack */
.pd-pack {
    font-family: var(--font-body), sans-serif;
    font-size: 0.78rem;
    color: rgba(0,0,0,0.35);
    margin: 0;
}

/* Divider */
.pd-divider {
    height: 1px;
    background: rgba(0,0,0,0.07);
    margin: 22px 0;
}

/* Description */
.pd-desc p {
    font-family: var(--font-body), sans-serif;
    font-size: 0.9rem;
    line-height: 1.9;
    color: var(--color-text-muted, #6F7C7C);
    margin: 0;
}

/* Actions row */
.pd-actions {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pd-stock {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body), sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #2a7a52;
}

.pd-stock-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #2a7a52;
    flex-shrink: 0;
}

/* Amazon button */
.pd-amazon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-body), sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    color: #ffffff;
    background: var(--color-primary, #00AE9C);
    border: none;
    border-radius: var(--radius-m, 8px);
    padding: 14px 28px;
    width: 100%;
    cursor: pointer;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    transition: background 0.3s ease;
}

.pd-amazon-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent 25%, rgba(255,255,255,0.4) 50%, transparent 75%);
    background-size: 250% 250%;
    background-position: 200% 0;
    transition: background-position 0.7s ease;
}

.pd-amazon-btn:hover::before {
    background-position: -100% 0;
}

.pd-amazon-btn i {
    font-size: 1rem;
    position: relative;
    z-index: 1;
}

/* Meta list */
.pd-meta {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
}

.pd-meta li {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    padding: 11px 0;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    font-family: var(--font-body), sans-serif;
    font-size: 0.8rem;
    color: var(--color-text-muted, #6F7C7C);
}

.pd-meta li:first-child {
    border-top: 1px solid rgba(0,0,0,0.06);
}

.product-meta-b {
    font-weight: 500;
    color: var(--color-text-black, #231F20);
    text-align: right;
    flex-shrink: 0;
    max-width: 55%;
}

/* ── Description Image Strip ──────────────────────────────── */
.pd-imgstrip {
    background: #FAFAF8;
    padding-block: 12px 72px;
}

.pd-imgstrip-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.pd-imgstrip-item {
    border-radius: 16px;
    overflow: hidden;
    background: #F3EFE8;
    min-height: 200px;
}

.pd-imgstrip-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.pd-imgstrip-item:hover img {
    transform: scale(1.03);
}

.pd-imgstrip-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (min-width: 768px) {
    .pd-hero .pd-wrap {
        grid-template-columns: 1fr 1fr;
        gap: 56px;
    }

    .pd-imgstrip-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .pd-imgstrip-item--tall {
        grid-row: span 2;
    }

    .pd-imgstrip-col {
        display: contents;
    }
}

@media (min-width: 992px) {
    .pd-hero .pd-wrap {
        grid-template-columns: 52% 1fr;
        gap: 72px;
    }

    .pd-imgstrip-grid {
        grid-template-columns: 1fr 1fr 1fr;
        grid-template-rows: 260px 260px;
    }

    .pd-imgstrip-item--tall {
        grid-row: span 2;
    }
}

@media (min-width: 1200px) {
    .pd-hero .pd-wrap {
        grid-template-columns: 55% 1fr;
        gap: 80px;
    }
}

/* ── Brand Promise Section ────────────────────────────────── */
.pd-brand {
    background: #0D1A16;
    padding-block: 56px;
    width: 100%;
}

/* Logo + tagline */
.pd-brand-top {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
    text-align: center;
}

.pd-brand-logo {
    height: 100px;
    width: auto;
    filter: none;
    opacity: 1;
}

.pd-brand-tagline {
    font-family: var(--font-heading), serif;
    font-size: clamp(1rem, 1.8vw, 1.4rem);
    font-weight: 400;
    font-style: italic;
    color: rgba(255,255,255,0.5);
    margin: 0;
}

/* Stats */
.pd-brand-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    margin-bottom: 40px;
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 16px;
    overflow: hidden;
}

.pd-brand-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 28px 20px;
    border-right: 1px solid rgba(255,255,255,0.07);
    border-bottom: 1px solid rgba(255,255,255,0.07);
    text-align: center;
}

.pd-brand-stat:nth-child(2n) { border-right: none; }
.pd-brand-stat:nth-child(n+3) { border-bottom: none; }

.pd-brand-stat-num {
    font-family: var(--font-heading), serif;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 400;
    color: var(--color-primary, #00AE9C);
    line-height: 1;
}

.pd-brand-stat-label {
    font-family: var(--font-body), sans-serif;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255,255,255,0.35);
}

/* Pillars */
.pd-brand-pillars {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 0;
}

.pd-brand-pillar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 24px;
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 14px;
    transition: border-color 0.2s ease;
}

.pd-brand-pillar:hover {
    border-color: rgba(0,174,156,0.3);
}

.pd-brand-pillar-icon {
    font-size: 1.2rem;
    color: var(--color-primary, #00AE9C);
    margin-bottom: 4px;
}

.pd-brand-pillar-title {
    font-family: var(--font-heading), serif;
    font-size: 0.95rem;
    font-weight: 400;
    color: #ffffff;
    line-height: 1.2;
}

.pd-brand-pillar-desc {
    font-family: var(--font-body), sans-serif;
    font-size: 0.75rem;
    line-height: 1.6;
    color: rgba(255,255,255,0.4);
}

/* Cert logos */
.pd-brand-certs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 16px 24px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.07);
}

.pd-brand-certs img {
    height: 44px;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.45;
    transition: opacity 0.2s ease;
}

.pd-brand-certs img:hover {
    opacity: 0.85;
}

/* Responsive */
@media (min-width: 768px) {
    .pd-brand-stats {
        grid-template-columns: repeat(4, 1fr);
    }

    .pd-brand-stat { border-bottom: none; }
    .pd-brand-stat:nth-child(2n) { border-right: 1px solid rgba(255,255,255,0.07); }
    .pd-brand-stat:last-child { border-right: none; }

    .pd-brand-pillars {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 992px) {
    .pd-brand-certs {
        gap: 20px 40px;
    }

    .pd-brand-certs img {
        height: 52px;
    }
}