/* ==========================================================================
   Services Grid Section
   4 image cards with overlay titles. Each card scrolls to an anchor
   on the page when clicked. Used on the /services page.
   ========================================================================== */

.services-grid {
    padding-block: var(--section-padding);
}

.services-grid__header {
    margin-bottom: var(--space-lg);
}

.services-grid__heading {
    font-size: clamp(1.625rem, 3.5vw, 2.5rem);
    color: var(--color-navy);
    line-height: 1.2;
    margin-top: var(--space-xs);
}

/* Grid: 1 col mobile, 2 tablet, 4 desktop */
.services-grid__cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

/* Card link */
.services-grid__card {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    text-decoration: none;
    cursor: pointer;
}

.services-grid__card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}

/* Dark gradient overlay */
.services-grid__card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.7) 0%,
        rgba(0, 0, 0, 0.2) 50%,
        rgba(0, 0, 0, 0.05) 100%
    );
    transition: background var(--transition-base);
}

/* Hover: zoom image + lighten overlay */
.services-grid__card:hover .services-grid__card-image {
    transform: scale(1.05);
}

.services-grid__card:hover::after {
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.8) 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.1) 100%
    );
}

/* Title overlay */
.services-grid__card-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1;
    padding: 1.25rem 1.5rem;
    font-family: var(--font-heading);
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.3;
    margin: 0;
}

/* Focus state for accessibility */
.services-grid__card:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ---- Tablet: 2 columns ---- */
@media ( min-width: 576px ) {
    .services-grid__cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---- Desktop: 4 columns ---- */
@media ( min-width: 1024px ) {
    .services-grid__cards {
        grid-template-columns: repeat(4, 1fr);
    }

    .services-grid__card {
        aspect-ratio: 1 / 1;
    }
}