.product-category-hero {
    position: relative;
    display: grid;
    min-height: 360px;
    place-items: center;
    overflow: hidden;
    padding: 72px 20px;
    color: #fff;
    text-align: center;
    background: linear-gradient(120deg, #07182f 0%, #004098 62%, #087b88 100%);
}

.product-category-hero::after {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 78% 28%, rgba(52, 211, 224, 0.28), transparent 24%),
        linear-gradient(135deg, transparent 48%, rgba(255, 255, 255, 0.07) 49%, transparent 50%);
    content: "";
}

.product-category-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.product-category-eyebrow {
    margin-bottom: 12px;
    color: #67e8f9;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.16em;
}

.product-category-hero h1 {
    margin-bottom: 20px;
    font-size: clamp(34px, 5vw, 54px);
    line-height: 1.2;
}

.product-category-hero-description {
    margin: 0;
    color: rgba(255, 255, 255, 0.88);
    font-size: clamp(17px, 2vw, 21px);
}

.product-category-nav {
    border-bottom: 1px solid #e4e7ec;
    background: #fff;
}

.product-category-nav ul {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: 960px;
    margin: 0 auto;
}

.product-category-nav a {
    display: block;
    padding: 20px 12px 17px;
    border-bottom: 3px solid transparent;
    color: #667085;
    font-size: 18px;
    font-weight: 700;
    text-align: center;
}

.product-category-nav a:hover,
.product-category-nav a[aria-current="page"] {
    border-color: #004098;
    color: #004098;
}

.product-category-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 72px 20px 96px;
}

.product-category-intro {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 480px);
    gap: 56px;
    align-items: center;
    margin-bottom: 72px;
}

.product-category-intro h2,
.product-category-section-heading h2,
.product-category-guide h2 {
    margin-bottom: 18px;
    color: #101828;
    font-size: clamp(28px, 3vw, 38px);
    line-height: 1.3;
}

.product-category-intro p {
    margin-bottom: 0;
    color: #475467;
    font-size: 18px;
}

.product-category-intro img {
    width: 100%;
    max-height: 390px;
    object-fit: contain;
    border-radius: 22px;
    background: linear-gradient(145deg, #f6f8fc, #e8eef6);
    box-shadow: 0 20px 50px rgba(16, 24, 40, 0.12);
}

.product-category-section-heading {
    margin-bottom: 34px;
    text-align: center;
}

.product-category-section-heading p {
    margin: 0;
    color: #667085;
    font-size: 17px;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.catalog-grid-three .catalog-card:last-child {
    grid-column: 1 / -1;
    width: calc(50% - 12px);
    justify-self: center;
}

.catalog-card {
    overflow: hidden;
    border: 1px solid #e4e7ec;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 12px 32px rgba(16, 24, 40, 0.06);
}

.catalog-card-image {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    padding: 18px;
    background: linear-gradient(145deg, #f6f8fc, #edf2f8);
}

.catalog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.catalog-card-body {
    padding: 26px 28px 30px;
}

.catalog-card-category {
    margin-bottom: 5px;
    color: #0a7d88;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.catalog-card h3 {
    margin-bottom: 18px;
    color: #101828;
    font-size: 24px;
    line-height: 1.35;
}

.catalog-spec {
    margin: 0;
    border-top: 1px solid #e4e7ec;
}

.catalog-spec div {
    display: grid;
    grid-template-columns: 94px minmax(0, 1fr);
    gap: 14px;
    padding: 10px 0;
    border-bottom: 1px solid #eef1f5;
}

.catalog-spec dt {
    color: #667085;
    font-size: 14px;
    font-weight: 700;
}

.catalog-spec dd {
    margin: 0;
    color: #1d2939;
    font-size: 14px;
    font-weight: 600;
}

.product-category-guide {
    margin-top: 72px;
    padding: 44px;
    border-radius: 22px;
    background: #f5f8fc;
}

.product-category-guide ul {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.product-category-guide li {
    padding: 20px;
    border: 1px solid #dfe7f1;
    border-radius: 14px;
    background: #fff;
    color: #344054;
}

.product-category-guide strong {
    display: block;
    margin-bottom: 6px;
    color: #004098;
}

.product-category-contact {
    margin-top: 48px;
    padding: 44px 24px;
    border-radius: 22px;
    color: #fff;
    text-align: center;
    background: #102a4c;
}

.product-category-contact h2 {
    margin-bottom: 10px;
    font-size: 30px;
}

.product-category-contact p {
    margin-bottom: 24px;
    color: rgba(255, 255, 255, 0.8);
}

.product-category-contact a {
    display: inline-flex;
    padding: 13px 26px;
    border-radius: 8px;
    color: #06254e;
    background: #67e8f9;
    font-weight: 800;
}

@media (max-width: 768px) {
    .product-category-hero {
        min-height: 290px;
        padding: 54px 20px;
    }

    .product-category-nav a {
        padding-right: 6px;
        padding-left: 6px;
        font-size: 14px;
    }

    .product-category-main {
        padding-top: 50px;
    }

    .product-category-intro,
    .catalog-grid,
    .product-category-guide ul {
        grid-template-columns: 1fr;
    }

    .product-category-intro {
        gap: 30px;
        margin-bottom: 56px;
    }

    .catalog-grid-three .catalog-card:last-child {
        grid-column: auto;
        width: 100%;
    }

    .catalog-card-image {
        height: 250px;
    }

    .catalog-card-body,
    .product-category-guide {
        padding: 22px;
    }
}