.site-header {
    position: sticky;
    top: 0;
    z-index: 1050;
    background: rgba(243, 240, 232, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--nl-line);
}

[data-bs-theme="dark"] .site-header {
    background: rgba(17, 17, 17, 0.9);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    min-height: 4.25rem;
}

.site-header__brand img {
    height: 2.25rem;
    width: auto;
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.site-header__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid var(--nl-line);
    border-radius: 50%;
    color: var(--nl-ink);
    background: var(--nl-surface);
    transition: border-color 0.2s, color 0.2s;
}

.site-header__icon:hover {
    border-color: var(--nl-accent);
    color: var(--nl-accent);
}

/* Menu from MenuService */
.travel-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 0.25rem 1.75rem;
    flex-wrap: wrap;
}

.travel-nav > ul > li > a {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 0.35rem 0;
    border-bottom: 2px solid transparent;
}

.travel-nav > ul > li > a:hover {
    border-bottom-color: var(--nl-accent);
    color: var(--nl-ink);
}

.travel-nav .submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--nl-surface);
    border: 1px solid var(--nl-line);
    border-radius: var(--nl-radius);
    box-shadow: var(--nl-shadow);
    padding: 0.5rem 0;
    z-index: 100;
}

.travel-nav li { position: relative; }

.travel-nav li:hover > .submenu { display: block; }

.travel-nav .submenu a {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.travel-nav .submenu a:hover {
    background: var(--nl-accent-soft);
    color: var(--nl-accent);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: 1px solid var(--nl-line);
    border-radius: 50%;
    background: var(--nl-surface);
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 0 auto;
    background: var(--nl-ink);
    transition: transform 0.25s ease;
}

.mobile-menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 991px) {
    .mobile-menu-toggle { display: flex; }

    .travel-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: min(320px, 88vw);
        height: 100vh;
        background: var(--nl-surface);
        padding: 5rem 1.5rem 2rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
        z-index: 1051;
        box-shadow: -8px 0 30px rgba(0,0,0,0.12);
    }

    .travel-nav.active { transform: translateX(0); }

    .travel-nav ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .travel-nav > ul > li {
        width: 100%;
        border-bottom: 1px solid var(--nl-line);
    }

    .travel-nav > ul > li > a {
        display: block;
        padding: 0.85rem 0;
    }

    .travel-nav .submenu {
        position: static;
        display: none;
        box-shadow: none;
        border: none;
        padding-left: 1rem;
    }

    .travel-nav li.has-submenu.active > .submenu { display: block; }
}

/* Legacy class hooks */
.travel-header { display: none; }