.container {
    width: min(100% - 2.5rem, var(--container-width));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 300;
    background: rgba(255, 253, 248, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(71, 46, 87, 0.12);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 78px;
}

.site-main {
    min-height: 80vh;
}

.content-wrap {
    padding: 4rem 0;
}

.post-grid {
    display: grid;
    gap: 1.2rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    padding: 2.8rem 0 1.4rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.25);
    padding: 1rem 0 1.4rem;
}

@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}