.liquid-header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    z-index: 9999;
    transition: background-color 0.3s ease;
}

.liquid-header.menu-open {
    background-color: rgba(255, 255, 255, 1);
}

.nav-container {
    max-width: 1000px;
    margin: 0 auto;
    height: 100%;
}

.nav-list {
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
    height: 100%;
    padding: 0 20px;
}

.nav-link {
    color: #1d1d1f;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: -0.01em;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #000000;
}

.dropdown-mega-menu {
    position: absolute;
    top: 44px;
    left: 0;
    width: 100%;
    background-color: #ffffff;
    color: #1d1d1f;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.dropdown-mega-menu.show {
    max-height: 400px;
}

.dropdown-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
    display: flex;
    gap: 50px;
    opacity: 0;
    transition: opacity 0.3s 0.1s ease;
}

.dropdown-mega-menu.show .dropdown-content {
    opacity: 1;
}

.sub-category-list {
    list-style: none;
}

.sub-category-title {
    color: #86868b;
    font-size: 12px;
    margin-bottom: 10px;
}

.sub-category-item {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #1d1d1f;
    cursor: pointer;
}

.sub-category-item:hover {
    color: #0071e3;
}

.page-overlay {
    position: fixed;
    top: 44px;
    left: 0;
    width: 100%;
    height: calc(100vh - 44px);
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.page-overlay.show {
    opacity: 1;
    visibility: visible;
}