.systems-section {
    padding-block:
        clamp(
            5rem,
            9vw,
            9rem
        );
    background: var(--color-background);
}

.systems-section__header {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: end;
    gap: clamp(2rem, 8vw, 7rem);
    margin-bottom: var(--space-5);
}

.systems-section__header h2 {
    max-width: 17ch;
    color: var(--color-navy);
    font-size:
        clamp(
            2.25rem,
            4.5vw,
            4.5rem
        );
    letter-spacing: -0.04em;
    line-height: 1.05;
}

.systems-section__introduction {
    max-width: 38rem;
    color: var(--color-text-muted);
    font-size: 1.0625rem;
    line-height: 1.8;
}

.systems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--color-border);
    border-left: 1px solid var(--color-border);
}

.system-card {
    min-height: 21rem;
    display: flex;
    flex-direction: column;
    padding: clamp(1.5rem, 3vw, 2.5rem);
    background: var(--color-white);
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    transition:
        transform 200ms ease,
        box-shadow 200ms ease,
        border-color 200ms ease;
}

.system-card:hover {
    position: relative;
    z-index: 2;
    border-color: var(--color-cyan);
    box-shadow:
        0 1.5rem 3.5rem
        rgb(0 38 62 / 10%);
    transform: translateY(-0.25rem);
}

.system-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: auto;
}

.system-card__number {
    color: var(--color-orange);
    font-size: 0.8125rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.system-card__indicator {
    width: 0.75rem;
    height: 0.75rem;
    border: 2px solid var(--color-cyan);
    border-radius: 50%;
}

.system-card h3 {
    margin-top: var(--space-4);
    color: var(--color-navy);
    font-size: 1.5rem;
    line-height: 1.2;
}

.system-card p {
    margin-top: var(--space-2);
    color: var(--color-text-muted);
    line-height: 1.7;
}

.system-card a {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    margin-top: var(--space-3);
    color: var(--color-navy);
    font-size: 0.875rem;
    font-weight: 800;
}

.system-card a span {
    color: var(--color-orange);
    transition: transform 180ms ease;
}

.system-card a:hover span,
.system-card a:focus-visible span {
    transform: translateX(0.25rem);
}

@media (max-width: 1000px) {
    .systems-section__header {
        grid-template-columns: 1fr;
    }

    .systems-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 650px) {
    .systems-grid {
        grid-template-columns: 1fr;
    }

    .system-card {
        min-height: 18rem;
    }
}