/* LUXLAB v2 — menu — estratto da index.html monolite, contenuto invariato */
/* =============== MENU BACKDROP =============== */
.menu-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease; /* v2: era all */
    z-index: 1400;
}

.menu-backdrop.show {
    opacity: 1;
    visibility: visible;
}

/* =============== MENU DROPDOWN - BASE =============== */
.dropdown-menu {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%) scale(0.95);
    background: #ffffff;
    /* v2: backdrop-filter MANTENUTO. Lo sfondo opaco lo rende invisibile, ma rimuoverlo
       de-promuove il layer e ricolloca il testo a livello sub-pixel (diff ~14% maxΔ200 su
       DPR alti, impercettibile ma non pixel-identico). Il menu è transitorio (non animato a
       regime) -> nessun guadagno perf reale. Si tiene per mantenere lo screenshot identico. */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 18px;
    border: 1px solid rgba(212,175,55,0.2);
    box-shadow: 
        0 25px 80px rgba(0,0,0,0.25),
        0 0 0 1px rgba(212,175,55,0.1);
    min-width: 300px;
    max-width: 90vw;
    max-height: 85vh;
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;        /* evita scroll-chaining verso lo sfondo */
    -webkit-overflow-scrolling: touch;   /* scroll momentum su iOS */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease), transform 0.4s var(--ease), visibility 0.4s var(--ease); /* v2: era all */
    z-index: 1500;
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
}

.dropdown-menu::-webkit-scrollbar {
    width: 0px !important;
    display: none !important;
}

[data-theme="dark"] .dropdown-menu {
    box-shadow: 
        0 25px 80px rgba(0,0,0,0.5),
        0 0 0 1px rgba(212,175,55,0.15);
}

.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-50%) scale(1);
}

/* =============== MENU HEADER con LOGO che pulsa =============== */
.menu-header {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 25px 15px;
    border-bottom: 1px solid rgba(212,175,55,0.15);
    background: #ffffff;
    border-radius: 18px 18px 0 0;
    position: sticky;
    top: 0;
    z-index: 10;
    text-align: center;
}

.menu-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    /* v2: posizione di riposo off-screen via transform (era left:-100%). translateX(-100%)
       sull'elemento largo 100% del contenitore == left:-100% relativo al contenitore.
       A riposo (animazione ferma) resta fuori schermo -> screenshot identico a baseline. */
    transform: translateX(-100%);
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(212,175,55,0.08) 50%,
        transparent 100%);
    animation: shimmer 4s ease-in-out infinite;
    border-radius: 18px 18px 0 0;
}



.menu-close {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.05);
    border: none;
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease, background 0.3s ease;
    color: #333;
    font-size: 1.2rem;
    border-radius: 50%;
    z-index: 10;
}

.menu-close:hover {
    color: var(--gold);
    background: rgba(212,175,55,0.15);
}

[data-theme="dark"] .menu-close {
    background: rgba(255,255,255,0.08);
}

.menu-logo {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    /* v2: glow del respiro -> layer ::after con opacity animata (compositor-only).
       Base IDENTICA all'originale (color var(--gold), nessun glow): l'originale
       prendeva il glow solo dall'animazione, che a riposo (animation cancellata)
       non applica nulla -> screenshot identico a baseline. */
    color: var(--gold);
    position: relative;
    z-index: 1;
    letter-spacing: 1px;
    margin: 0 auto;
    text-align: center;
}

/* v2: layer del glow al picco (frame 50%); opacity 0->1 ricrea il respiro senza animare text-shadow/filter/color per-frame */
.menu-logo::after {
    content: "LUX LAB";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    text-align: center;
    color: #dab540;
    text-shadow:
        0 0 8px rgba(255,215,0,0.32),
        0 0 15px rgba(255,215,0,0.15),
        0 0 22px rgba(212,175,55,0.08);
    opacity: 0;
    animation: menuLogoBreath 5s ease-in-out infinite;
    pointer-events: none;
}

/* Animazione RESPIRO per menu - delicata e viva */


/* =============== BANDIERE - 6 LINGUE LUXURY =============== */
.menu-flags-section {
    padding: 25px 30px;
    border-bottom: 1px solid rgba(212,175,55,0.12);
    background: #ffffff;
}

.menu-flags-header {
    text-align: center;
    margin-bottom: 18px;
}

.menu-flags-icon {
    font-size: 1.3rem;
    color: var(--gold);
    margin-bottom: 8px;
    display: block;
    animation: globeRotate 10s linear infinite;
}



.menu-flags-title {
    font-family: 'Playfair Display', serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.menu-flags-subtitle {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-style: italic;
    letter-spacing: 0.3px;
}

.menu-flags {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px 15px;
    max-width: 340px;
    margin: 0 auto;
}
/* 2026-09-11: settima lingua (NL) — la bandiera dispari va al centro dell'ultima riga */
.menu-flags .flag-btn:nth-child(7):last-child { grid-column: 2; }

.flag-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 12px 8px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.35s var(--ease);
    background: rgba(0,0,0,0.02);
    border: 1px solid rgba(212,175,55,0.1);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .flag-btn {
    background: rgba(255,255,255,0.03);
    border-color: rgba(212,175,55,0.15);
}

/* iOS Safari - Force GPU acceleration per bandierine */
.flag-btn {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    will-change: transform;
}

/* Shimmer effect on hover */
/* v2: scia animata via transform:translateX (compositor) invece di left (layout).
   A riposo left:0 + translateX(-100%) == left:-100% originale; hover translateX(200%)
   == left:100% originale (elemento largo 100% del .flag-btn). Resa identica. */
.flag-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform: translateX(-100%);
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(212,175,55,0.1) 50%,
        transparent 100%);
    transition: transform 0.5s ease;
}

/* v2: l'hover e' un effetto-cursore: su touch il tap accendeva la sticky-hover
   animando box-shadow/background (paint) -> scatto. Limitato ai device col mouse.
   La selezione lingua resta su .flag-btn.active (invariata) per il feedback touch. */
@media (hover: hover) {
    .flag-btn:hover::before {
        transform: translateX(200%);
    }

    .flag-btn:hover {
        background: rgba(212,175,55,0.1);
        border-color: rgba(212,175,55,0.3);
        transform: translateY(-3px);
        box-shadow:
            0 8px 20px rgba(212,175,55,0.15),
            0 0 0 1px rgba(212,175,55,0.1);
    }

    .flag-btn:hover img {
        transform: scale(1.1);
    }
}

.flag-btn.active {
    background: rgba(212,175,55,0.15);
    border-color: rgba(212,175,55,0.4);
    box-shadow: 
        0 6px 20px rgba(212,175,55,0.2),
        inset 0 0 0 1px rgba(212,175,55,0.2);
}

/* Spunta rimossa */

.flag-btn img {
    width: 30px;
    height: 20px;
    border-radius: 3px;
    object-fit: cover;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

/* v2: .flag-btn:hover img -> spostato nel blocco @media (hover: hover) sopra */

.flag-btn span {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.flag-btn.active span {
    color: var(--gold);
}

/* =============== NAVIGAZIONE MOBILE (solo mobile) =============== */
.menu-nav-section {
    display: none;
    padding: 15px 0 20px 0;
    background: #ffffff;
    border-radius: 0 0 18px 18px;
}

.menu-nav-item {
    display: block;
    padding: 14px 25px;
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s var(--ease);
    position: relative;
}

/* v2: effetto-cursore. Le .menu-nav-item esistono solo nel menu mobile (display:none su
   desktop), quindi questo :hover si accendeva SOLO via sticky-hover al tap su touch,
   animando padding-left (LAYOUT/reflow) -> scatto. Limitato ai device col mouse: su touch
   resta .active per il feedback. Desktop invariato (gli item sono comunque nascosti). */
@media (hover: hover) {
    .menu-nav-item:hover {
        background: rgba(212,175,55,0.1);
        color: var(--gold);
        padding-left: 35px;
        box-shadow: inset 3px 0 0 var(--gold);
    }
}

.menu-nav-item.active {
    background: rgba(212,175,55,0.12);
    color: var(--gold);
    box-shadow: inset 3px 0 0 var(--gold);
}

/* VIP Mobile */
.menu-vip-item {
    background: linear-gradient(135deg, var(--luxury-green) 0%, var(--luxury-green-light) 50%, var(--luxury-green-bright) 100%) !important;
    color: white !important;
    margin: 8px 20px;
    border-radius: 12px;
    font-weight: 600;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Effetto PUFF magico al click mobile */
.menu-vip-item::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    /* v2: dimensione finale fissa + scale(0) a riposo: il puff cresce via transform
       (compositor) invece di width/height (layout). Box centrato da translate(-50%,-50%),
       scaling centrato == crescita da 0 a 200px: resa identica. */
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.6) 0%, rgba(255,215,0,0.4) 40%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
    pointer-events: none;
}

.menu-vip-item:active::before {
    animation: vipPuff 0.6s ease-out forwards;
}

.menu-vip-item:active {
    transform: scale(0.97);
    box-shadow: 
        0 0 20px rgba(255,215,0,0.5),
        0 0 40px rgba(53, 94, 59, 0.3);
}

/* v2: effetto-cursore. Su touch il tap accendeva la sticky-hover animando
   padding-left (LAYOUT) -> scatto. Limitato al mouse; su touch resta :active (puff+scale,
   compositor) come feedback. Desktop invariato. */
@media (hover: hover) {
    .menu-vip-item:hover {
        color: white !important;
        padding-left: 25px !important;
        transform: scale(1.02);
        box-shadow: 0 4px 20px rgba(53, 94, 59, 0.3);
    }
}

/* =============== RESPONSIVE =============== */
@media (max-width: 768px) {
    #navbar {
        width: calc(100% - 30px);
        padding: 0 18px;
        height: 55px;
        justify-content: center;
    }

    .nav-left {
        position: absolute;
        left: 18px;
    }

    .nav-right {
        position: absolute;
        right: 18px;
    }

    /* Mobile: nascondi logo desktop, mostra logo centrato */
    .logo-desktop {
        display: none;
    }

    .logo-mobile {
        display: block;
    }

    /* Mobile: nascondi navigazione desktop */
    .nav-center {
        display: none;
    }

    /* Mobile: mostra navigazione nel menu */
    .menu-nav-section {
        display: block;
    }

    .dropdown-menu {
        min-width: 280px;
        max-width: 320px;
        /* FIX CENTRATURA MOBILE */
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        transform: translate(-50%, -50%) scale(0.95) !important;
        margin: 0 !important;
        right: auto !important;
        bottom: auto !important;
    }
    .dropdown-menu.show {
        transform: translate(-50%, -50%) scale(1) !important;
    }
}

@media (min-width: 769px) {
    /* Desktop: mostra logo normale */
    .logo-desktop {
        display: block;
    }

    .logo-mobile {
        display: none;
    }

    /* Desktop: mostra navigazione */
    .nav-center {
        display: flex;
    }

    /* Desktop: nascondi navigazione nel menu */
    .menu-nav-section {
        display: none;
    }

    /* Desktop: flags-section è l'ultima, angoli arrotondati */
    .menu-flags-section {
        border-radius: 0 0 18px 18px;
        border-bottom: none;
    }
}