/* ==========================================================================
   KALTEK — Ficha de producto (modelos/*.html)
   ========================================================================== */

/* ---------- Product Detail (info + galería) ---------- */
.product-detail {
    position: relative;
    padding: 60px 0 60px;
}

.product-detail .row {
    row-gap: 40px;
}

.product-detail__info h1 {
    color: #ffffff;
    font-size: 38px;
    font-weight: 800;
    margin: 0 0 12px;
}

.product-detail__capacity {
    color: var(--logistiq-base, #ff5722);
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 18px;
}

.product-detail__desc {
    color: #b9c3c6;
    font-size: 15px;
    line-height: 1.8;
    margin: 0 0 22px;
}

.product-detail__quick-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    list-style: none;
    margin: 0 0 34px;
    padding: 0;
}

.product-detail__quick-facts li {
    background-color: #16262e;
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: #e6ebec;
    font-size: 13px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 6px;
}

.product-detail__btn-box {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.product-detail__btn-box .thm-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

/* Botón secundario: azul más profundo para no competir con WhatsApp */
.product-detail__btn-box .thm-btn--certificados {
    background: #2a3d4b;
}

.product-detail__btn-box .fa-whatsapp {
    font-size: 18px;
}

/* ---------- Galería ---------- */
.product-detail__gallery-main {
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 16px;
}

.product-detail__gallery-main img {
    width: 100%;
    height: auto;
    display: block;
}

.product-detail__gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.product-detail__gallery-thumb {
    display: block;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid transparent;
    opacity: 0.65;
    transition: opacity 0.3s ease, border-color 0.3s ease;
}

.product-detail__gallery-thumb img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

.product-detail__gallery-thumb:hover,
.product-detail__gallery-thumb.active {
    opacity: 1;
    border-color: var(--logistiq-base, #ff5722);
}

/* ---------- Ficha técnica / specs ---------- */
.product-specs {
    position: relative;
    padding: 20px 0 100px;
    background: url(../../images/refri.png);
    background-size: contain;
    background-position: 0px 100px;
  background-repeat: no-repeat;
}

.product-specs__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.product-specs__group {
    background-color: #16262e;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 10px;
    padding: 26px 28px;
}

.product-specs__group h3 {
    color: var(--logistiq-base, #ff5722);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin: 0 0 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-specs__group h3 i {
    font-size: 15px;
}

.product-specs__subgroup {
    margin-bottom: 18px;
}

.product-specs__subgroup:last-child {
    margin-bottom: 0;
}

.product-specs__subgroup-title {
    display: block;
    color: white;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.product-specs__subgroup ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.product-specs__subgroup ul li {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    font-size: 13px;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.product-specs__subgroup ul li:last-child {
    border-bottom: none;
}

.product-specs__subgroup ul li span:first-child {
    color: #8b979a;
}

.product-specs__subgroup ul li span:last-child {
    color: #e6ebec;
    font-weight: 600;
    text-align: right;
}

@media (max-width: 991px) {
    .product-specs__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .product-detail {
        padding: 40px 0 20px;
    }
    .product-detail__info h1 {
        font-size: 28px;
    }
    .product-specs__grid {
        grid-template-columns: 1fr;
    }
}