.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
    width: 100%;
}

.section {
    padding: var(--section-padding) 0;
}

.section--dark {
    background-color: var(--color-navy);
    color: var(--color-white);
}

.section--light {
    background-color: var(--color-off-white);
}

.section--white {
    background-color: var(--color-white);
}

.section__header {
    text-align: center;
    max-width: 740px;
    margin: 0 auto 72px;
}

.section__header h2 {
    margin-top: 12px;
    letter-spacing: -0.025em;
}

.section__header p {
    margin-top: 20px;
    font-size: clamp(16px, 1.2vw, 19px);
    color: var(--color-text-muted);
}

.section--dark .section__header p {
    color: var(--color-text-light);
}

/* Grid utilities */
.grid {
    display: grid;
    gap: 24px;
}

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

.grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
    }

    .section__header {
        margin-bottom: 40px;
    }
}

/* Text alignment */
.text-center { text-align: center; }

/* Fade-in animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}