/* ==========================================================
   NAV.CSS — HUB ENGINE v8 FINAL  
   Dropdown desktop stabile + Mobile isolato
========================================================== */


/* ==========================================================
   HEADER
========================================================== */
.mirc-header {
    position: sticky;
    top: 0;
    width: 100%;
    padding: 12px 22px;

    background: var(--panel);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 0 22px var(--glow);
    backdrop-filter: blur(10px);

    display: flex;
    align-items: center;
    justify-content: space-between;

    z-index: var(--z-navbar);
}

/* BRAND */
.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand {
    font-size: 1.28rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: .03em;
}


/* ==========================================================
   DESKTOP NAV
========================================================== */
.mirc-nav.desktop-only {
    display: flex;
    align-items: center;
    gap: 28px;
}

.desktop-only {
    display: none;
}
.mobile-only {
    display: flex;
}

/* Gruppo voce */
.nav-group {
    position: relative;
}

/* Voce principale */
.nav-group > span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    transition: .25s ease;
}

.nav-group > span:hover {
    color: var(--accent);
    text-shadow: 0 0 8px var(--accent);
}

/* ==========================================================
   DROPDOWN MENU — VERSIONE CORRETTA
========================================================== */
.nav-sub {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;

    min-width: 210px;

    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;

    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;

    backdrop-filter: blur(10px);
    box-shadow: 0 0 22px var(--glow);

    opacity: 0;
    transform: translateY(6px);
    pointer-events: none;

    transition: .22s ease;
    z-index: var(--z-dropdown);
}

/* Apertura gestita SOLO tramite JS */
.nav-group.open .nav-sub {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* Flip automatico */
.nav-sub.flip {
    left: auto;
    right: 0;
}

/* Link dropdown */
.nav-sub a,
.nav-sub button {
    padding: 6px 4px;
    background: none;
    border: none;
    color: var(--text);
    text-align: left;
    cursor: pointer;

    transition: .22s ease;
}

.nav-sub a:hover,
.nav-sub button:hover {
    color: var(--accent);
    transform: translateX(4px);
}


/* ==========================================================
   LANGUAGE SELECTOR (DESKTOP)
========================================================== */
.nav-lang {
    display: flex;
    gap: 10px;
}

.nav-lang a {
    padding: 6px 12px;
    border-radius: 6px;

    background: var(--panel);
    border: 1px solid var(--border);
    color: var(--text);

    font-weight: 600;
    transition: .25s ease;
}

.nav-lang a:hover {
    border-color: var(--accent);
    box-shadow: 0 0 14px var(--accent);
    transform: translateY(-2px);
}

.nav-lang a.active {
    border-color: var(--accent2);
    color: var(--accent2);
    box-shadow: 0 0 18px var(--accent2);
    transform: scale(1.08);
}


/* ==========================================================
   MOBILE MENU PANEL
========================================================== */
#mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;

    width: 280px;
    height: 100%;
    padding: 28px 20px;

    display: flex;
    flex-direction: column;
    gap: 22px;

    background: var(--panel-strong);
    border-left: 1px solid var(--border);
    backdrop-filter: blur(10px);

    box-shadow: -5px 0 25px var(--glow);

    overflow-y: auto;
    transition: right .35s ease;

    pointer-events: none;
    z-index: var(--z-mobile-menu);
}

#mobile-menu.open {
    right: 0;
    pointer-events: auto;
}

/* X button */
.mobile-close {
    font-size: 1.6rem;
    color: var(--text);
    margin-left: auto;
    cursor: pointer;
}


/* Mobile section */
.mobile-section h4 {
    color: var(--accent);
    margin-bottom: 8px;
}

.mobile-section a,
.mobile-section button {
    display: block;
    padding: 10px 0;
    font-size: .95rem;
    color: var(--text);
    transition: .22s ease;
}

.mobile-section a:hover,
.mobile-section button:hover {
    color: var(--accent);
    padding-left: 4px;
}


/* ==========================================================
   HAMBURGER
========================================================== */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 4px;

    width: 36px;
    height: 32px;
    cursor: pointer;
    background: none;
    border: none;
}

.hamburger span {
    width: 100%;
    height: 4px;
    background: var(--text);
    border-radius: 2px;
    transition: .25s ease;
}


/* ==========================================================
   RESPONSIVE
========================================================== */
@media (min-width: 821px) {
    .desktop-only { display: flex; }
    .mobile-only  { display: none; }
    #mobile-menu  { display: none !important; }
}