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

.container--wide {
    max-width: 1280px;
}

.container--narrow {
    max-width: 800px;
}

.section {
    padding-top: var(--spacing-5xl);
    padding-bottom: var(--spacing-5xl);
}

.section--sm {
    padding-top: var(--spacing-3xl);
    padding-bottom: var(--spacing-3xl);
}

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

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

.section--dark p {
    color: rgba(255, 255, 255, 0.8);
}

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

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__subtitle {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent-green);
    margin-bottom: var(--spacing-sm);
}

.section__title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.section__description {
    font-size: var(--font-size-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.grid {
    display: grid;
    gap: var(--spacing-xl);
}

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

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

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

.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--column {
    flex-direction: column;
}

.flex--gap-sm {
    gap: var(--spacing-sm);
}

.flex--gap-md {
    gap: var(--spacing-md);
}

.flex--gap-lg {
    gap: var(--spacing-lg);
}

.flex--gap-xl {
    gap: var(--spacing-xl);
}

.text-center {
    text-align: center;
}

/* Scroll reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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