/* ==========================================================
   DROPDOWN SOLUÇÕES — DESKTOP E MOBILE
   ========================================================== */

.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle,
.mobile-solutions-toggle {
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    cursor: pointer;
}

.nav-dropdown-toggle {
    padding: .5rem 0;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
}

.solutions-chevron {
    display: inline-block;
    transition: transform .2s ease;
}

.nav-dropdown.is-open .solutions-chevron,
.mobile-solutions-toggle.is-open .solutions-chevron {
    transform: rotate(180deg);
}

/* Desktop */
.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + .7rem);
    left: 50%;
    transform: translateX(-50%) translateY(-6px);
    min-width: 245px;
    padding: .6rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-strong);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
    z-index: 1000;
}

.nav-dropdown.is-open .nav-dropdown-menu,
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu a {
    display: block;
    padding: .7rem .85rem;
    border-radius: .55rem;
    color: inherit;
    text-decoration: none;
}

.nav-dropdown-menu a:hover,
.nav-dropdown-menu a:focus-visible {
    background: rgba(57,181,74,.10);
}

/* Mobile */
@media (max-width: 850px) {
    .nav-desktop {
        display: none !important;
    }

    .nav-mobile {
        display: block;
        width: 100%;
        padding: 1rem 1.25rem 1.4rem;
        border-top: 1px solid var(--border);
        background: var(--surface-strong);
    }

    .nav-mobile[hidden] {
        display: none !important;
    }

    .nav-mobile > a,
    .mobile-solutions-toggle {
        margin-left: 20px;
        width: 100%;
        min-height: 48px;
        padding: .75rem 0;
        text-align: left;
        display: flex;
        align-items: center;
        justify-content: space-between;
        color: inherit;
        text-decoration: none;
    }

    .mobile-solutions-toggle .solutions-chevron {
        margin-left: auto;
    }

    .mobile-solutions {
        margin: .15rem 0 .5rem;
        padding: .35rem 0 .35rem 1rem;
        border-left: 2px solid rgba(57,181,74,.45);
    }

    .mobile-solutions[hidden] {
        display: none !important;
    }

    .mobile-solutions.is-open {
        display: block;
    }

    .mobile-solutions a {
        display: block;
        min-height: 44px;
        padding: .65rem .75rem;
        color: inherit;
        text-decoration: none;
        border-radius: .5rem;
    }

    .mobile-solutions a:hover,
    .mobile-solutions a:focus-visible {
        background: rgba(57,181,74,.10);
    }
}

@media (min-width: 851px) {
    .nav-mobile,
    .nav-menu-toggle {
        display: none !important;
    }
}