/* layout.css — Grid, Container, Section Spacing */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

/* Sections */
.section {
    padding: var(--space-16) 0;
}

.section--sm {
    padding: var(--space-12) 0;
}

.section--lg {
    padding: var(--space-24) 0;
}

.section--gray {
    background-color: var(--color-gray-50);
}

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

.section--dark h2,
.section--dark h3,
.section--dark h4 {
    color: var(--color-white);
}

.section--accent-light {
    background-color: var(--color-secondary-light);
}

/* Section Headers */
.section__header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--space-12);
}

.section__title {
    margin-bottom: var(--space-4);
}

.section__subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-500);
}

.section--dark .section__subtitle {
    color: var(--color-gray-300);
}

/* Spacing Utilities */
.mt-8 {
    margin-top: var(--space-8);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

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

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

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

@media (min-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

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

/* Flex utilities */
.flex {
    display: flex;
}

.flex--center {
    align-items: center;
    justify-content: center;
}

.flex--between {
    align-items: center;
    justify-content: space-between;
}

.flex--wrap {
    flex-wrap: wrap;
}

.flex--gap-4 {
    gap: var(--space-4);
}

.flex--gap-8 {
    gap: var(--space-8);
}

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

/* Scroll reveal animation targets */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}