.site-header{
    position: sticky;
    top: 0;
    z-index: 9000;

    padding: 14px clamp(16px, 4vw, 48px);
    background: rgba(255,255,255,.70);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(0,0,0,.08);
  }

  .site-header__inner{
    max-width: 2120px;
    margin: 0 auto;

    display: flex;
    align-items: center;
    gap: 16px;
  }

  /* brand */
  .brand{
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #111;
    font-weight: 750;
    letter-spacing: -0.01em;

    /* bilanciamento sinistra/destra */
    flex: 1 0 0px;
    min-width: 0;
  }
  .brand__mark{
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: #00F0C0;
    box-shadow: 0 8px 18px rgb(220, 246, 255);
  }
  .brand__name{ font-size: 16px; }

  /* NAV (centro) + RIGHT (destra) */
  .nav{
    display: flex;
    align-items: center;
    gap: 14px;

    /* blocco destro speculare al brand */
    flex: 1 0 0px;
    justify-content: flex-end;
    min-width: 0;
  }
  .nav2{
    display: flex;
    align-items: center;
    justify-content: center;

    flex: 1 0 auto;
    min-width: 0;
  }

  /* menu centrale */
  .nav__main{
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
    position: relative;
  }

  .nav__link{
    position: relative;
    text-decoration: none;
    color: rgba(10,10,10,.78);
    font-weight: 650;
    font-size: 14px;
    padding: 8px 25px;
    border-radius: 999px;
    transition: background .25s ease, color .25s ease, transform .2s ease;
    white-space: nowrap;
    z-index: 1;
  }
  .nav__link:hover{
    color: #111;
    transform: translateY(-1px);
  }
  .nav__link.is-active{
    background: #00b4f0;
    color: #ffffff;
  }

  /* RIGHT group */
  .nav__right{
    display: inline-flex;
    align-items: center;
    gap: 12px;
    white-space: nowrap;
    position: relative;
  }

  .nav__right-link{
    text-decoration: none;
    color: rgba(10,10,10,.78);
    font-weight: 650;
    font-size: 14px;
    padding: 8px 18px;
    border-radius: 999px;
    transition: background .25s ease, color .25s ease, transform .2s ease;
    position: relative;
    z-index: 1;
  }
  .nav__right-link:hover{
    color: #111;
    transform: translateY(-1px);
  }

  /* label "Lingua" SENZA pill grigia */
  .lang{
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }
  .lang__label{
    font-size: 13px;
    font-weight: 750;
    color: rgba(10,10,10,.72);
    padding: 0;
    border-radius: 0;
    background: transparent;
    border: 0;
    line-height: 1;
  }

  /* custom select */
  .custom-select-wrapper{
    position: relative;
    cursor: pointer;
    white-space: nowrap;
    z-index: 1;
  }

  .select-trigger{
    display: inline-flex;
    align-items: center;
    gap: 10px;

    border: 1px solid rgba(0,0,0,.12);
    background: rgba(0,0,0,.04);
    padding: 8px 14px;
    border-radius: 999px;

    font-size: 13px;
    font-weight: 800;
    color: rgba(10,10,10,.82);
    line-height: 1;

    transition: background .25s ease, transform .2s ease, box-shadow .25s ease;
  }
  .select-trigger:hover{
    background: rgb(220, 246, 255);
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgb(220, 246, 255);
  }

  .select-trigger__chev{
    font-size: 12px;
    opacity: .7;
    transform: translateY(1px);
  }

  .select-options{
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%);

    list-style: none;
    padding: 10px;
    margin: 0;
    min-width: 90px;

    background: rgba(45,45,45,.62);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.14);
    z-index: 10000;
  }
  .select-options[hidden]{ display: none; }

  .select-options::before{
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid rgba(45,45,45,.62);
  }

  .option{
    padding: 8px 12px;
    color: rgba(255,255,255,.92);
    font-weight: 600;
    border-radius: 8px;
    transition: background .20s ease;
  }
  .option:hover{ background: rgba(255,255,255,.15); }

  /* ✅ niente “ulteriore hover/effetto” sull’elemento selezionato (IT) */
  .option.is-selected{
    background: transparent;
  }
  .option.is-selected:hover{
    background: transparent;
  }

  /* actions (hamburger) */
  .site-header__actions{
    display: none;  /* di default su desktop non serve spazio extra */
    align-items: center;
    gap: 10px;
    flex: 0 0 auto;
    margin-left: auto;
  }

  .header-menu-toggle{
    display: none;
    align-items: center;
    gap: 10px;

    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid rgba(0,0,0,.12);

    background: rgba(20,20,20,.06);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);

    cursor: pointer;
    transition: transform .2s ease, box-shadow .28s ease, border-color .28s ease, background .28s ease;
  }

  .header-menu-toggle:hover{
    transform: translateY(-1px);
    box-shadow: 0 14px 34px rgb(220, 246, 255);
    border-color: rgba(0,0,0,.18);
    background: rgba(20,20,20,.10);
  }

  .header-menu-toggle__label{
    font-size: 13px;
    font-weight: 750;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: rgba(10,10,10,.78);
  }

  .header-burger{
    width: 44px;
    height: 30px;
    border-radius: 12px;
    border: 1px solid rgba(0,0,0,.12);

    background: rgba(255,255,255,.30);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);

    display: grid;
    align-content: center;
    gap: 6px;
    padding: 8px 10px;

    transition: border-color .28s ease, background .28s ease;
  }

  .header-burger__line{
    height: 2px;
    width: 100%;
    border-radius: 999px;
    background: rgba(0,0,0,.78);
    transform-origin: left center;
    transition: transform .28s ease, opacity .28s ease;
  }

  .header-menu-toggle.is-active .header-burger__line:nth-child(1){
    transform: translateY(8px) rotate(45deg);
  }
  .header-menu-toggle.is-active .header-burger__line:nth-child(2){
    opacity: 0;
    transform: scaleX(0);
  }
  .header-menu-toggle.is-active .header-burger__line:nth-child(3){
    transform: translateY(-8px) rotate(-45deg);
  }

  /* MOBILE MENU */
  .mobile-menu{
    position: fixed;
    inset: 0;
    z-index: 9500;
    pointer-events: none;
  }
  
  .mobile-menu[hidden]{ 
    display: none; 
  }

  .mobile-menu__panel{
    pointer-events: auto;

    position: absolute;
    top: 72px;
    right: clamp(16px, 4vw, 48px);

    width: min(360px, 92vw);
    padding: 16px;

    background: rgba(45,45,45,.62);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);

    border-radius: 16px;
    border: 1px solid rgba(255,255,255,.14);
    box-shadow: 0 14px 38px rgba(0,0,0,.38);

    display: grid;
    gap: 10px;

    animation: menuIn .18s ease-out;
  }

  @keyframes menuIn{
    from{ opacity: 0; transform: translateY(-6px); }
    to{ opacity: 1; transform: translateY(0); }
  }

  .mobile-menu__link{
    text-decoration: none;
    color: rgba(255,255,255,.92);
    font-weight: 650;
    padding: 12px 12px;
    border-radius: 14px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.10);
    transition: transform .2s ease, background .25s ease;
  }

  .mobile-menu__link:hover{
    transform: translateY(-1px);
    background: rgba(255,255,255,.09);
  }

  .header__cta{
    text-decoration: none;
    color: rgba(255,255,255,.92);
    font-weight: 650;
    padding: 12px 12px;
    border-radius: 14px;
    background: #00D3A8;
    border: 1px solid rgba(255,255,255,.10);
    transition: transform .2s ease, background .25s ease;
  }

  /* =========================
  NAV INDICATOR (hover JS)
  ========================= */

  .nav-indicator{
    position: absolute;
    top: 50%;
    left: 0;
    height: 36px;
    transform: translateY(-50%);
    border-radius: 999px;
    background: rgb(220, 246, 255);
    transition:
      left .32s cubic-bezier(.22,1,.36,1),
      width .32s cubic-bezier(.22,1,.36,1),
      opacity .20s ease;
    pointer-events: none;
    z-index: 0;
    opacity: 0;
  }

  /* porta i link sopra l’indicatore */
  .nav__link,
  .nav__right-link,
  .custom-select-wrapper{
    position: relative;
    z-index: 1;
  }

  /* =========================
  RESPONSIVE — iPad 13" & tablet
  ========================= */

  @media (max-width: 1100px){
    .nav,
    .nav2{
      display: none !important;
    }

    .site-header__actions{
      display: flex !important;
      margin-left: auto;
    }

    .header-menu-toggle{
      display: inline-flex !important;
    }
  }

  @media (min-width: 1101px){
    .nav,
    .nav2{
      display: flex !important;
    }

    .site-header__actions{
      display: none !important;
    }

    .header-menu-toggle{
      display: none !important;
    }
  }

  .site-header{
  transition: padding .22s ease, background .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.site-header.is-scrolled{
  padding-top: 10px;
  padding-bottom: 10px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 10px 30px rgba(0,0,0,.06);
}

body.menu-open{
  overflow: hidden;
}

  .btn-buy{
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: #ffffff;
    font-weight: 650;
    font-size: 14px;
    padding: 8px 18px;
    border-radius: 999px;
    background: #00b4f0;
    transition: background .25s ease, color .25s ease, transform .2s ease, box-shadow .25s ease;
    position: relative;
    z-index: 1;
    white-space: nowrap;
  }
  .btn-buy:hover{
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgb(220, 246, 255);
  }

  .nav__right > .nav__right-link:last-of-type{
    border: 1px solid rgba(0,0,0,.12);
    background: rgba(0,0,0,.04);
    padding: 8px 14px;
    border-radius: 999px;
  }
  .nav__right > .nav__right-link:last-of-type:hover{
    background: rgb(220, 246, 255);
    box-shadow: 0 10px 22px rgb(220, 246, 255);
  }