.site-header {
    position: sticky;
    top: 0;
    z-index: 1200;
    isolation: isolate;
    background: rgba(245, 248, 251, 0.84);
    border-bottom: 1px solid rgba(102, 115, 131, 0.16);
    backdrop-filter: blur(18px);
    transition: box-shadow var(--transition), background var(--transition);
}

.site-header.scrolled {
    box-shadow: 0 14px 40px rgba(34, 44, 55, 0.12);
    background: rgba(245, 248, 251, 0.94);
}

.header-inner {
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 24px;
    height: 76px;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 28px;
}

.header-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.header-logo-img {
    height: 46px;
    width: auto;
    display: block;
    object-fit: contain;
}

.footer-logo-img {
    height: 36px;
    width: auto;
    display: block;
    object-fit: contain;
    opacity: 0.95;
}

.primary-nav {
    flex: 1;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-list > li > a,
.nav-list > li > .nav-parent {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    color: var(--color-dark);
    font-weight: 600;
    font-size: 0.92rem;
    border-radius: 999px;
    transition: color var(--transition), background var(--transition);
}

.nav-parent {
    border: 0;
    background: transparent;
    font: inherit;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.nav-parent-icon {
    color: var(--color-gray-2);
    flex-shrink: 0;
    transition: transform var(--transition), color var(--transition);
}

.nav-list > li > a:hover,
.nav-list > li > .nav-parent:hover,
.nav-list > li.current-menu-item > a {
    color: var(--color-primary);
    background: rgba(196,30,42,0.08);
}

.nav-list > li > .nav-parent:hover .nav-parent-icon {
    color: var(--color-primary);
}

.has-dropdown {
    position: relative;
    padding-bottom: 14px;
    margin-bottom: -14px;
}

.dropdown {
    display: none;
    position: absolute;
    top: calc(100% - 6px);
    left: 0;
    z-index: 30;
    min-width: 260px;
    padding: 10px;
    background: rgba(255,255,255,0.96);
    border: 1px solid rgba(102,115,131,0.16);
    border-radius: 18px;
    box-shadow: var(--shadow-md);
}

@media (min-width: 981px) {
    .has-dropdown:hover .dropdown {
        display: block;
    }
}

.has-dropdown.is-open .dropdown {
    display: block;
}

.has-dropdown.is-open > .nav-parent .nav-parent-icon {
    transform: rotate(180deg);
}

.dropdown li a {
    display: block;
    padding: 11px 12px;
    color: var(--color-gray);
    font-size: 0.9rem;
    border-radius: 12px;
    transition: background var(--transition), color var(--transition);
}

.dropdown li a:hover {
    background: rgba(196,30,42,0.08);
    color: var(--color-dark);
}

.nav-mobile-social {
    display: none;
}

.header-ctas {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.btn-header {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 16px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.88rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn-header:hover {
    transform: translateY(-1px);
}

.btn-header.btn-call {
    background: linear-gradient(180deg, #7C8793 0%, #5A6571 100%);
    color: #fff;
}

.btn-header.btn-call:hover {
    background: linear-gradient(180deg, #89949F 0%, #66727E 100%);
}

.btn-header.btn-whatsapp {
    background: var(--color-wa);
    color: #fff;
}

.btn-header.btn-whatsapp:hover {
    background: var(--color-wa-h);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    margin-left: auto;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 980px) {
    body.nav-open .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
    }

    .has-dropdown {
        padding-bottom: 0;
        margin-bottom: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .header-ctas .btn-call,
    .header-wa-desktop {
        display: none;
    }

    .primary-nav {
        display: none;
        position: fixed;
        top: 76px;
        right: 0;
        bottom: 0;
        left: 0;
        width: 100vw;
        height: calc(100dvh - 76px);
        min-height: calc(100vh - 76px);
        background: linear-gradient(180deg, rgba(246, 249, 252, 0.995) 0%, rgba(235, 241, 247, 0.992) 100%);
        backdrop-filter: blur(16px);
        padding: 18px 20px calc(env(safe-area-inset-bottom, 0px) + 104px);
        overflow-y: auto;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
        z-index: 1100;
        border-top: 1px solid rgba(102,115,131,0.16);
        box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
    }

    .primary-nav.open {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        width: min(100%, 560px);
        margin-inline: auto;
    }

    .nav-list > li > a,
    .nav-list > li > .nav-parent {
        padding: 14px 16px;
        border-radius: 16px;
        background: rgba(255,255,255,0.92);
        border: 1px solid rgba(102,115,131,0.12);
        box-shadow: 0 12px 30px rgba(40, 49, 59, 0.08);
        width: 100%;
        text-align: left;
    }

    .dropdown {
        display: none;
        position: static;
        min-width: unset;
        padding: 10px 0 0;
        background: transparent;
        border: none;
        box-shadow: none;
    }

    .has-dropdown.is-open .dropdown {
        display: grid;
        gap: 8px;
    }

    .dropdown li a {
        padding: 12px 16px 12px 18px;
        background: rgba(255,255,255,0.66);
        border: 1px solid rgba(102,115,131,0.12);
        border-radius: 14px;
        box-shadow: 0 10px 24px rgba(40, 49, 59, 0.05);
    }

    .nav-parent-icon {
        color: var(--color-dark);
    }

    .nav-mobile-social {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
        padding: 8px 0 0;
        width: min(100%, 560px);
        margin-inline: auto;
        margin-top: 4px;
    }

    .nav-mobile-social a {
        width: 40px;
        height: 40px;
        flex: 0 0 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
        border: 1px solid rgba(102,115,131,0.22);
        background: rgba(255,255,255,0.82);
        color: var(--color-gray);
        line-height: 0;
        transition: background var(--transition), color var(--transition), border-color var(--transition);
    }

    .nav-mobile-social a svg {
        width: 18px;
        height: 18px;
        display: block;
    }

    .nav-mobile-social a:hover,
    .nav-mobile-social a:focus-visible {
        background: var(--color-primary);
        color: var(--color-white);
        border-color: var(--color-primary);
    }
}