.infrastructure {
    padding: 0 0 var(--section-pad);
    background: var(--white);
    overflow: hidden;
}

.infrastructure__heading-wrap {
    position: relative;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-bottom: clamp(8px, 1.2vw, 14px);
}

.infrastructure__heading-bg {
    display: block;
    width: 100%;
    height: clamp(140px, 22vw, 240px);
    object-fit: fill;
    pointer-events: none;
}

.infrastructure__title {
    position: absolute;
    top: clamp(28px, 4.5vw, 52px);
    left: 50%;
    margin: 0;
    transform: translateX(-50%);
    font-family: var(--font-main);
    font-weight: 400;
    font-size: clamp(2.6rem, 5.5vw, 4.25rem);
    line-height: 1.05;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ink);
    padding: 0 clamp(32px, 5vw, 64px) clamp(12px, 1.7vw, 19px);
    text-align: center;
    white-space: nowrap;
}

.infrastructure__inner {
    width: min(100%, calc(var(--container) + var(--container-pad) * 2));
    margin-inline: auto;
    padding-inline: var(--container-pad);
}

.infrastructure__subtitle {
    max-width: 60ch;
    margin: 0 auto clamp(28px, 4vw, 48px);
    text-align: center;
    font-size: var(--fs-lead);
    line-height: 1.6;
    color: var(--muted);
}

.infrastructure__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(16px, 2vw, 24px);
}

.infrastructure__card {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: clamp(24px, 3vw, 32px);
    border-radius: var(--radius-lg);
    background: var(--infrastructure-card-bg, var(--green-dark));
    color: var(--white);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.infrastructure__card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.infrastructure__card-icon {
    display: grid;
    place-items: center;
    width: clamp(48px, 5vw, 56px);
    height: clamp(48px, 5vw, 56px);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.16);
    font-size: clamp(1.4rem, 2vw, 1.6rem);
    line-height: 1;
}

.infrastructure__card-title {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.infrastructure__card-text {
    font-size: clamp(0.92rem, 1.15vw, 1rem);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.92);
}

.infrastructure__card-list {
    display: grid;
    gap: 10px;
    margin-top: auto;
    padding-top: 6px;
}

.infrastructure__card-item {
    display: flex;
    align-items: baseline;
    gap: 10px;
    font-size: var(--fs-small);
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.95);
}

.infrastructure__card-item::before {
    content: "✓";
    flex-shrink: 0;
    font-weight: 700;
    color: var(--green-soft);
}

@media (max-width: 1024px) {
    .infrastructure__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .infrastructure__heading-bg {
        height: clamp(120px, 34vw, 180px);
    }

    .infrastructure__title {
        top: clamp(20px, 5vw, 32px);
        font-size: clamp(2rem, 9vw, 2.75rem);
        padding-bottom: clamp(9px, 2.7vw, 14px);
        white-space: normal;
    }

    .infrastructure__subtitle {
        text-align: left;
    }

    .infrastructure__grid {
        grid-template-columns: 1fr;
    }
}