:root {
    --clr-bg-header: #611232;
    --clr-dropdown: #611232;
    --clr-light: #FAFAFA;
}

/* ===== HEADER BASE ===== */
header {
    position: fixed;
    background-color: var(--clr-bg-header);
    width: 100%;
    z-index: 1000;
  
}

header-datos {
    /*position: fixed;*/
    background-color: var(--clr-bg-header);
    width: 100%;
    color: white;
}

.container-nav-bar {
    height: 50px;
    align-content: center;
    display: flex;
    align-items: center;
    padding: 0 1rem;
}

    .container-nav-bar a {
        text-decoration: none;
        font-size: 16px;
    }

    .container-nav-bar p {
        font-size: 16px;
        margin: 0;
    }

    .container-nav-bar ul {
        list-style: none;
        padding-left: 0px;
        margin: 0;
    }

/* ===== NAV DESKTOP ===== */

.nav-btn {
    width: 100%;
    display: flex;
    align-items: center;
}

.nav-links {
    flex: 1;
    width: 100%;
}

    .nav-links > ul {
        display: flex;
        justify-content: space-evenly;
        align-items: center;
        margin: 0;
        padding: 0;
        width: 100%;
    }

.nav-link {
    position: relative;
    flex: 1 1 auto;
    text-align: center;
}

    .nav-link > a,
    .nav-link > p {
        display: inline-flex;
        justify-content: center;
        align-items: center;
        width: 100%;
        padding: 0.5rem 0;
        line-height: 1.2;
        color: var(--clr-light);
        transition: transform .2s;
    }

        .nav-link > a > i,
        .nav-link > p > i {
            margin-left: .2rem;
        }

        .nav-link > span {
            color: var(--clr-light)
        }

        .nav-link > a > i,
        .nav-link > p > i,
        .dropdown-link > a > i,
        .dropdown-link > p > i {
            color: var(--clr-bg-header);
            transition: color .3s ease;
        }

    .nav-link:hover > a > i,
    .nav-link:hover > p > i,
    .dropdown-link:hover > a > i,
    .dropdown-link:hover > p > i {
        color: var(--clr-light);
    }

    .nav-link:hover > a,
    .nav-link:hover > p {
        transform: scale(1.1);
    }

/* ===== DROPDOWNS DESKTOP ===== */

.dropdown-nav-opt {
    position: absolute;
    top: 100%;
    left: 0;
    width: 25rem;
    transform: translateY(10px);
    opacity: 0;
    pointer-events: none;
    transition: .5s;
}

    .dropdown-nav-opt ul {
        position: relative;
        margin: 0;
        padding: 0;
    }

.dropdown-link {
    position: relative;
}

    .dropdown-link > a,
    .dropdown-link > p {
        display: flex;
        background-color: var(--clr-light);
        color: var(--clr-dropdown);
        padding: .5rem 1rem;
        align-items: center;
        justify-content: space-between;
        transition: .3s;
    }

    .dropdown-link:hover > a,
    .dropdown-link:hover > p {
        background-color: var(--clr-dropdown);
        color: var(--clr-light);
    }

    .dropdown-link:not(:nth-last-child(2)) {
        border-bottom: 1px solid var(--clr-light);
    }

.container-nav-bar .arrow {
    position: absolute;
    width: 11px;
    height: 11px;
    top: -5.5px;
    left: 32px;
    background-color: var(--clr-light);
    transform: rotate(45deg);
    cursor: pointer;
    transition: .3s;
    z-index: -1;
}

.dropdown-link:first-child:hover ~ .arrow {
    background-color: var(--clr-dropdown);
}

.dropdown-nav-opt.second {
    top: 0;
    left: 100%;
    padding-left: .8rem;
    cursor: pointer;
    transform: translateX(10px);
}

    .dropdown-nav-opt.second .arrow {
        top: 10px;
        left: -5.5px;
    }

.nav-link:hover > .dropdown-nav-opt,
.dropdown-link:hover > .dropdown-nav-opt {
    transform: translate(0, 0);
    opacity: 1;
    pointer-events: auto;
}

/* ===== HAMBURGUESA BASE ===== */

.hamburger {
    display: none;
    width: 32px;
    height: 24px;
    padding: 0;
    margin-right: 0.5rem;
    border: none;
    background: transparent;
    cursor: pointer;
    flex-shrink: 0;
    position: relative;
    z-index: 1002;
}

    .hamburger span {
        position: absolute;
        left: 0;
        width: 100%;
        height: 3px;
        background: var(--clr-light);
        border-radius: 3px;
        transition: transform .3s ease, top .3s ease, opacity .3s ease;
    }

        .hamburger span:nth-child(1) {
            top: 0;
        }

        .hamburger span:nth-child(2) {
            top: 50%;
            transform: translateY(-50%);
        }

        .hamburger span:nth-child(3) {
            top: 100%;
            transform: translateY(-100%);
        }

    .hamburger.open span:nth-child(1) {
        top: 50%;
        transform: translateY(-50%) rotate(45deg);
    }

    .hamburger.open span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.open span:nth-child(3) {
        top: 50%;
        transform: translateY(-50%) rotate(-45deg);
    }

/* ===== OVERLAY ===== */

.menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
    z-index: 1000;
}

    .menu-overlay.show {
        opacity: 1;
        pointer-events: auto;
    }

body.no-scroll {
    overflow: hidden;
}

/* ===== MOBILE MENU ===== */

@media (max-width: 992px) {

    .container-nav-bar {
        justify-content: flex-start;
    }

    /* Botón hamburguesa fijo, siempre arriba a la izquierda */
    .hamburger {
        display: block;
        position: fixed;
        left: 10px;
        z-index: 1002;
        margin-right: 0;
    }
    .hamburger.open {
        top: 10px;
    }

    /* Panel lateral: cubre toda la altura detrás del botón, 
       y deja espacio arriba para que el botón no se empalme con las opciones */
    .nav-links {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--clr-bg-header);
        padding-top: 70px; /* espacio suficiente para el botón */
        padding-left: 1rem;
        padding-right: 1rem;
        transition: left .3s ease;
        z-index: 1001;
        overflow-y: auto;
    }

        .nav-links.open {
            left: 0;
        }

        .nav-links > ul {
            flex-direction: column;
            align-items: stretch;
            gap: 0.5rem;
        }

    .nav-link {
        flex: 0 0 auto;
        text-align: left;
    }

        /* Fondo translúcido para las opciones principales en el menu lateral */
        .nav-link > a,
        .nav-link > p {
            justify-content: flex-start;
            background-color: rgba(250, 250, 250, 0.08);
            border-radius: 4px;
            padding: 0.6rem 0.8rem;
        }

    /* Dropdown de primer nivel oculto por defecto en mobile */
    .dropdown-nav-opt {
        position: static;
        width: 100%;
        opacity: 0;
        pointer-events: none;
        transform: none;
        padding-left: 0;
        margin-top: 0.1rem;
        max-height: 0;
        overflow: hidden;
        transition: opacity .3s ease, max-height .3s ease;
        background: transparent;
    }

    /* Mostrar primer nivel al hacer hover sobre la opción padre */
    .nav-link:hover > .dropdown-nav-opt {
        opacity: 1;
        max-height: 800px; /* suficiente para todo el contenido */
        pointer-events: auto;
    }

    /* Segundo nivel también oculto por defecto */
    .dropdown-nav-opt.second {
        opacity: 0;
        max-height: 0;
        overflow: hidden;
        pointer-events: none;
        transition: opacity .3s ease, max-height .3s ease;
        padding-left: 0;
        margin-top: 0;
        background: transparent;
    }

    /* Mostrar segundo nivel al hacer hover sobre la opción padre */
    .dropdown-link:hover > .dropdown-nav-opt.second {
        opacity: 1;
        max-height: 500px;
        pointer-events: auto;
    }

    .dropdown-nav-opt.second ul {
        padding-left: 1rem; /* sangría visual de segundo nivel */
    }

    /* Opciones internas con fondo translúcido y texto claro */
    .dropdown-link > a,
    .dropdown-link > p {
        background-color: rgba(250, 250, 250, 0.06);
        color: var(--clr-light);
        border-radius: 4px;
    }

    .dropdown-link:hover > a,
    .dropdown-link:hover > p {
        background-color: rgba(250, 250, 250, 0.18);
        color: var(--clr-light);
    }

    .container-nav-bar .arrow {
        display: none;
    }
}