:root {
    --reef-navy: #005b96;
    --reef-coral: #ff7f50;
    --reef-dark: #0d1b2a;
    --reef-light: #f8f9fa;
    --reef-muted: #8892a0;
}

body {
    font-family: 'Open Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--reef-dark);
    background-color: var(--reef-light);
}

a {
    color: var(--reef-navy);
}

a:hover,
a:focus {
    color: var(--reef-coral);
}

.site-header {
    border-bottom: 1px solid rgba(13, 27, 42, 0.1);
    background-color: #fff;
}

.ast-primary-header-bar {
    padding-block: 18px;
}

.ast-header-break-point .main-header-bar {
    border-bottom: 1px solid rgba(13, 27, 42, 0.1);
}

button,
input[type= submit],
.woocommerce button.button,
.woocommerce a.button,
.ast-button,
.add_to_cart_button {
    background-color: var(--reef-coral);
    border-radius: 999px;
    border: none;
    padding: 0.9rem 1.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #fff;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover,
input[type=submit]:hover,
.woocommerce button.button:hover,
.woocommerce a.button:hover,
.ast-button:hover,
.add_to_cart_button:hover {
    background-color: var(--reef-navy);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 91, 150, 0.2);
}

.woocommerce ul.products li.product,
.woocommerce div.product div.summary,
.ast-related-posts .ast-related-post {
    background: #fff;
    border-radius: 20px;
    border: 1px solid rgba(13, 27, 42, 0.06);
    box-shadow: 0 20px 35px rgba(0, 0, 0, 0.04);
    padding: 1.5rem;
}

.woocommerce ul.products li.product .price,
.single-product .summary p.price {
    color: var(--reef-navy);
    font-weight: 700;
    font-size: 1.1rem;
}

.ast-site-footer {
    background: var(--reef-dark);
    color: #e0e6ed;
    padding-top: 40px;
}

.ast-site-footer a {
    color: #c2d3ea;
}

.ast-site-footer a:hover {
    color: var(--reef-coral);
}

.hero-reef {
    background: linear-gradient(135deg, rgba(0, 91, 150, 0.96), rgba(9, 40, 71, 0.94));
    color: #fff;
    padding: 80px clamp(24px, 6vw, 120px);
    border-radius: 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    overflow: hidden;
    position: relative;
}

.hero-reef::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(255, 127, 80, 0.35), transparent 50%);
    pointer-events: none;
}

.hero-reef h1 {
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    line-height: 1.1;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-reef p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.88);
}

.hero-reef .cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.category-card {
    background: #fff;
    border-radius: 20px;
    padding: 24px;
    border: 1px solid rgba(13, 27, 42, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    overflow: hidden;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 45px rgba(0, 91, 150, 0.12);
}

.category-card span {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--reef-muted);
}

.category-card strong {
    font-size: 1.25rem;
    display: block;
    margin-top: 6px;
}

.notice-free-shipping {
    background: var(--reef-navy);
    color: #fff;
    padding: 12px 20px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    letter-spacing: 0.06em;
}

@media (max-width: 768px) {
    .ast-primary-header-bar {
        padding-block: 10px;
    }

    .hero-reef {
        padding: 56px 24px;
    }

    .category-card {
        padding: 18px;
    }
}