.site-nav {
    justify-self: center;
}

.site-nav__list {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-nav__list a {
    position: relative;
    display: inline-block;
    padding: .25rem 0;
    color: var(--ink);
    text-decoration: none;
    font-family: var(--body);
    font-size: 1rem;
    font-weight: 500;
    transition: color .2s ease;
}

.site-nav__list a:hover {
    color: var(--brass);
}

.site-nav__list a::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -.35rem;
    width: 0;
    height: 2px;
    background: var(--brass);
    transform: translateX(-50%);
    transition: width .2s ease;
}

.site-nav__list a:hover::after {
    width: 100%;
}

.navbar-toggler {
    border: 0;
    background: transparent;
    padding: 0;
    cursor: pointer;
}

.navbar-toggler:focus-visible {
    outline: 2px solid var(--brass);
    outline-offset: 2px;
}

/* Desktop: siempre visible, en fila */
@media (width >= 769px) {
    .navbar-collapse {
        display: block !important;
    }

    .navbar-toggler {
        display: none;
    }
}

/* Mobile: oculto por default, dropdown al activar .show */
@media (width <= 768px) {
    .site-nav {
        display: flex;
        justify-content: center; /* centra el botón igual que el <ul> de adentro */
        position: relative;   /* 👈 nuevo: contexto de referencia para el dropdown */
    }

    .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%) translateY(-8px);
        width: max-content;
        min-width: 200px;
        background-color: rgb(255 255 255 / 75%);
        backdrop-filter: blur(12px);
        box-shadow: 0 8px 24px rgb(0 0 0 / 10%);
        border: 1px solid rgb(255 255 255 / 30%);
        z-index: 100;
        opacity: 0;
        visibility: hidden;
        transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s;
    }

    .navbar-collapse.show {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0);
        transition: opacity .2s ease, transform .2s ease, visibility 0s linear 0s;
    }

    .site-nav__list {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 1rem 1.5rem;
    }

    .site-nav__list li {
        border-bottom: 1px solid rgb(0 0 0 / 6%);
        text-align: center;
    }

    .site-nav__list li:last-child {
        border-bottom: none;
    }

    .site-nav__list a {
        display: block;
        padding: .85rem 0;
    }

    .site-nav__list a::after {
        display: none; /* el subrayado hover no tiene mucho sentido en mobile */
    }
}