/* menu-sistema.css */

.nav-side-menu {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 0.8rem;
    line-height: 1.3;
    background-color: #020617;
    color: #e5e7eb;
    max-height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Marca / logo */
.nav-side-menu .brand {
    background-color: #020617;
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
    text-align: center;
}
.nav-side-menu .brand img {
    max-width: 165px;
    height: auto;
    padding: 0.25rem 0;
}

/* Botón móvil */
.nav-side-menu .toggle-btn {
    background-color: #020617;
    border: none;
    color: #e5e7eb;
    width: 100%;
    text-align: left;
    padding: 0.4rem 0.8rem;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    cursor: pointer;
}
.nav-side-menu .toggle-btn i {
    font-size: 0.9rem;
}
.nav-side-menu .toggle-btn:focus {
    outline: none;
    box-shadow: none;
}

/* Contenedor principal del menú */
.nav-side-menu .menu-list {
    background-color: #020617;
    max-height: calc(100vh - 60px);
    overflow-y: auto;
}

/* Lista principal */
.nav-side-menu .menu-content {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Bloque usuario */
.nav-side-menu .user-block {
    padding: 0.5rem 0.8rem 0.35rem 0.8rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
    background-color: #020617;
}
.nav-side-menu .user-block small {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.58rem;
    color: #9ca3af;
    display: block;
}
.nav-side-menu .user-block strong {
    font-size: 0.75rem;
    color: #f9fafb;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

/* Ítems del menú principal */
.nav-side-menu .menu-content > li > a {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    color: #e5e7eb;
    text-decoration: none;
    border-left: 3px solid transparent;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
    white-space: nowrap;
}
.nav-side-menu .menu-content > li > a .menu-icon {
    width: 15px;
    text-align: center;
    font-size: 0.82rem;
    opacity: 0.9;
}
.nav-side-menu .menu-content > li > a .menu-icon,
.nav-side-menu .sub-menu li a .menu-icon {
    margin-right: 0.25rem;
}

.nav-side-menu .menu-content > li > a:hover,
.nav-side-menu .menu-content > li > a:focus {
    background-color: #0b1120;
    color: #ffffff;
    border-left-color: #38bdf8;
    text-decoration: none;
}
.nav-side-menu .menu-content > li.active > a {
    background-color: #0b1120;
    border-left-color: #38bdf8;
    color: #f9fafb;
}

/* Submenú (Sistema) */
.nav-side-menu .sub-menu {
    list-style: none;
    padding-left: 0;
    margin: 0;
    background-color: #020617;
}
.nav-side-menu .sub-menu li a {
    padding: 0.3rem 0.8rem 0.3rem 1.6rem;
    font-size: 0.76rem;
    color: #d1d5db;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.nav-side-menu .sub-menu li a .menu-icon {
    font-size: 0.76rem;
    width: 14px;
    text-align: center;
}
.nav-side-menu ul .sub-menu li:before {
    content: '' !important;
}

/* Sección salir */
.nav-side-menu .logout-link {
    border-top: 1px solid rgba(148, 163, 184, 0.25);
    margin-top: 0.25rem;
    padding-top: 0.2rem;
}

/* Responsivo escritorio */
@media (min-width: 768px) {
    .nav-side-menu .toggle-btn {
        display: none;
    }
    #menu-content.collapse {
        display: block !important;
        height: auto !important;
    }
}

/* Responsivo móvil */
@media (max-width: 767.98px) {
    .nav-side-menu {
        font-size: 0.78rem;
        max-height: 100vh;
        overflow-y: auto;
    }

    .nav-side-menu .brand img {
        max-width: 145px;
    }

    .nav-side-menu .menu-content > li > a {
        padding: 0.35rem 0.7rem;
        font-size: 0.76rem;
        white-space: normal;
    }

    .nav-side-menu .sub-menu li a {
        padding: 0.3rem 0.7rem 0.3rem 1.4rem;
        font-size: 0.74rem;
    }

    .nav-side-menu .user-block {
        padding: 0.5rem 0.7rem 0.3rem 0.7rem;
    }

    .nav-side-menu .user-block strong span {
        max-width: 140px;
        display: inline-block;
    }
}