.container {
    width: 100%;
    max-width: 1600px;
    padding-left: var(--spacing-unit);
    padding-right: var(--spacing-unit);
    margin-left: auto;
    margin-right: auto;
}

.site-header {
    padding-top: var(--spacing-unit);
    padding-bottom: var(--spacing-unit);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.site-logo img {
    height: 40px;
    width: auto;
}

.main-navigation ul {
    display: flex;
    gap: 30px;
}

.main-navigation a {
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.05em;
}

.main-navigation .current-menu-item a,
.main-navigation a:hover {
    font-weight: 700;
}

/* Multi-level Filters */
.multi-filters {
    margin-top: 40px;
    margin-bottom: 60px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-group a {
    color: #999;
    transition: color 0.2s;
}

.filter-group a.active {
    color: #000;
    font-weight: 700;
}

.filter-group.type-filter {
    font-size: 18px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

/* Masonry Layout */
.masonry-grid {
    column-count: 1;
    column-gap: 20px;
}

@media (min-width: 768px) {
    .masonry-grid {
        column-count: 2;
    }
}

@media (min-width: 1200px) {
    .masonry-grid {
        column-count: 3;
    }
}

.work-item {
    break-inside: avoid;
    margin-bottom: 20px;
    display: block;
}

.work-image {
    margin-bottom: 12px;
}

.work-title {
    font-size: 14px;
    text-transform: uppercase;
    font-weight: 400;
}

/* Filters */
.filters-nav {
    margin-top: 60px;
    border-bottom: var(--line-thickness) solid var(--text-color);
    padding-bottom: 10px;
}

.filters-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-item a {
    font-size: 14px;
}

.filter-item.active a {
    font-weight: 700;
    border-bottom: var(--accent-thickness) solid var(--text-color);
}