/* === LAYOUT === */

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.container--narrow {
    max-width: var(--container-narrow);
}

/* Grid */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* Sections */
.section {
    padding: var(--space-20) 0;
}

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

.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-12);
}

.section__header h2 {
    margin-bottom: var(--space-3);
}

.section__header p {
    color: var(--color-text-light);
    font-size: var(--text-lg);
    margin-bottom: 0;
}

.section__footer {
    text-align: center;
    margin-top: var(--space-8);
}

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

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

    .section__header {
        margin-bottom: var(--space-8);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .grid--3,
    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Flex utilities */
.flex { display: flex; }
.flex--center { align-items: center; justify-content: center; }
.flex--between { justify-content: space-between; align-items: center; }
.flex--column { flex-direction: column; }
.flex--wrap { flex-wrap: wrap; }
.flex--gap { gap: var(--space-4); }