.page-main {
    min-height: 100vh;
    padding: 110px 24px 60px;
    max-width: 1100px;
    margin: 0 auto;
}

.page-header {
    text-align: center;
    margin-bottom: 56px;
}

.nav-links a.active {
    color: #fff;
    font-weight: 600;
    border-bottom: 1.5px solid rgba(255,255,255,0.5);
    padding-bottom: 2px;
}

.facts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.fact-card {
    max-width: 100%;
    min-width: unset;
}

@media (max-width: 900px) {
    .facts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .page-main {
        padding: 90px 16px 40px;
    }

    .page-header {
        margin-bottom: 32px;
    }

    .facts-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}