/* 1.6.40 — Navigation only. Homepage, article cards and typography are unchanged. */
.site-header .nav-wrap { width: min(1640px, calc(100% - 42px)); column-gap: 20px; }
.main-nav > .nav-press {
  min-height: 44px;
  padding: 10px 14px !important;
  border: 1px solid var(--coral) !important;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: inherit;
  background: transparent;
  text-decoration: none;
  text-align: center;
}
.main-nav > .nav-press:hover,
.main-nav > .nav-press:focus-visible,
.main-nav > .nav-press[aria-current="page"] {
  color: var(--white) !important;
  background: var(--coral);
}
.site-header a:focus-visible,
.site-header button:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }

@media (min-width: 981px) {
  /* Keep readable type sizes. Switch to the existing expandable navigation
     when the measured items no longer fit, rather than squeezing text. */
  .site-header .nav-wrap > .brand,
  .site-header .main-nav,
  .site-header .main-nav > * { flex-shrink: 0; }
  .site-header.has-overflow-menu .menu-toggle { display: block; position: relative; z-index: 30; color: inherit; }
  .site-header.has-overflow-menu .menu-toggle[aria-expanded="true"] > span:first-child { transform: translateY(7px) rotate(45deg); }
  .site-header.has-overflow-menu .menu-toggle[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
  .site-header.has-overflow-menu .menu-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .site-header.has-overflow-menu .main-nav {
    position: fixed;
    z-index: 20;
    inset: 0;
    width: 100%;
    height: 100dvh;
    padding: 112px clamp(24px,6vw,70px) 50px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    color: var(--white);
    background: var(--blue-950);
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: translateX(100%);
    transition: transform 240ms ease;
  }
  .site-header.has-overflow-menu .main-nav.open { transform: translateX(0); }
  .site-header.has-overflow-menu .main-nav > a,
  .site-header.has-overflow-menu .main-nav .nav-scientific,
  .site-header.has-overflow-menu .nav-dropdown-trigger > a {
    width: auto;
    max-width: 100%;
    padding: 6px 0 !important;
    border: 0 !important;
    font-size: 24px;
    line-height: 1.15;
    letter-spacing: .025em;
    white-space: normal;
    overflow-wrap: anywhere;
    text-align: left;
  }
  .site-header.has-overflow-menu .main-nav .nav-scientific { max-width: 760px; }
  .site-header.has-overflow-menu .nav-dropdown { width: min(100%,760px); height: auto; display: block; }
  .site-header.has-overflow-menu .nav-dropdown::after { display: none; }
  .site-header.has-overflow-menu .nav-dropdown-trigger { width: 100%; height: auto; display: flex; justify-content: space-between; gap: 16px; }
  .site-header.has-overflow-menu .nav-dropdown-trigger > a { min-height: 0; }
  .site-header.has-overflow-menu .nav-dropdown-toggle { width: 44px; height: 44px; flex: 0 0 44px; }
  .site-header.has-overflow-menu .nav-submenu,
  .site-header.has-overflow-menu .nav-dropdown:hover .nav-submenu,
  .site-header.has-overflow-menu .nav-dropdown:focus-within .nav-submenu {
    position: static;
    width: 100%;
    max-height: 0;
    margin: 0;
    padding: 0 12px;
    border: 0;
    border-radius: 12px;
    color: var(--white);
    background: rgba(255,255,255,.08);
    box-shadow: none;
    opacity: 1;
    visibility: hidden;
    pointer-events: none;
    overflow: hidden;
    transform: none;
    transition: max-height 220ms ease, padding 220ms ease, margin 220ms ease;
  }
  .site-header.has-overflow-menu .nav-dropdown.is-open .nav-submenu {
    max-height: none;
    margin-top: 9px;
    padding-top: 8px;
    padding-bottom: 8px;
    visibility: visible;
    pointer-events: auto;
  }
  .site-header.has-overflow-menu .nav-submenu a { color: var(--white) !important; white-space: normal; overflow-wrap: anywhere; }
  .site-header.has-overflow-menu .nav-submenu span { color: rgba(255,255,255,.72); }
  .site-header.has-overflow-menu .nav-submenu a:hover,
  .site-header.has-overflow-menu .nav-submenu a:focus-visible { background: rgba(255,255,255,.08); }
  .site-header.has-overflow-menu .main-nav > .nav-press {
    width: min(100%,760px);
    padding: 13px 18px !important;
    border: 1px solid var(--coral) !important;
    justify-content: flex-start;
  }
  .site-header.has-overflow-menu .main-nav .nav-cta {
    width: auto;
    margin-top: 8px;
    padding: 13px 20px !important;
    color: var(--ink) !important;
    background: var(--white);
  }
  .site-header.has-overflow-menu .main-nav .nav-account { padding: 13px 18px !important; font-size: 17px; }
  body.menu-open .site-header.has-overflow-menu,
  body.menu-open .site-header.has-overflow-menu.scrolled {
    z-index: 1200;
    color: var(--white);
    background: var(--blue-950);
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  body.menu-open:has(.site-header.has-overflow-menu) .cookie-banner { visibility: hidden; opacity: 0; pointer-events: none; }
}

@media (max-width: 980px) {
  .main-nav > * { flex-shrink: 0; }
  .main-nav > .nav-press { width: min(100%,760px); margin: 6px 0; padding: 13px 18px !important; justify-content: flex-start; }
  .main-nav > a, .nav-dropdown-trigger > a { overflow-wrap: anywhere; }
  /* No hover corridor on the tap-controlled navigation. */
  .nav-dropdown::after { display: none; }
  .nav-dropdown:not(.is-open) .nav-submenu { visibility: hidden; }
  .nav-dropdown.is-open .nav-submenu { max-height: none; visibility: visible; }
  .nav-submenu a { white-space: normal; overflow-wrap: anywhere; }
}
@media (max-width: 640px) {
  .site-header .nav-wrap { width: calc(100% - 24px); column-gap: 12px; }
  .main-nav > .nav-press { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .site-header.has-overflow-menu .main-nav, .site-header.has-overflow-menu .nav-submenu { transition: none; }
}


/* 1.6.80: nessun movimento del drawer durante il primo calcolo del layout. */
.site-header.nav-initializing .main-nav,
.site-header.nav-initializing .nav-submenu,
.site-header.nav-initializing.has-overflow-menu .main-nav {
  transition: none !important;
}

@media (min-width: 981px) {
  .site-header.has-overflow-menu .main-nav:not(.open) {
    visibility: hidden;
    pointer-events: none;
  }
  .site-header.nav-ready.has-overflow-menu .main-nav {
    transition: transform 240ms ease, visibility 0s linear 240ms;
  }
  .site-header.has-overflow-menu .main-nav.open {
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
  }
}


/* =========================================================
   1.6.81 — Drawer mobile senza animazioni fantasma.
   Il pannello off-canvas non anima durante load, font-ready, resize o zoom.
   La transizione viene abilitata solo dopo un click reale sull'hamburger.
   ========================================================= */
.site-header.nav-initializing .main-nav {
  visibility: hidden !important;
  opacity: 0 !important;
  transition: none !important;
}

@media (max-width: 980px) {
  .site-header .main-nav {
    transition: none !important;
  }

  .site-header.nav-user-interacted .main-nav {
    transition: transform 240ms ease !important;
  }
}

@media (min-width: 981px) {
  .site-header.has-overflow-menu .main-nav {
    transition: none !important;
  }

  .site-header.nav-user-interacted.has-overflow-menu .main-nav {
    transition: transform 240ms ease, visibility 0s linear 240ms !important;
  }

  .site-header.nav-user-interacted.has-overflow-menu .main-nav.open {
    transition-delay: 0s !important;
  }
}


/* =========================================================
   1.6.82 — Nessun flash hamburger al refresh.
   Durante il primo calcolo nascondiamo sia il menu sia il toggle; il layout
   corretto viene mostrato solo dopo font/logo + misura finale.
   ========================================================= */
.site-header.nav-initializing .menu-toggle,
.site-header.nav-initializing .main-nav {
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  transition: none !important;
}

.site-header.nav-ready .menu-toggle,
.site-header.nav-ready .main-nav {
  opacity: 1;
}

@media (min-width: 981px) {
  .site-header.nav-initializing .menu-toggle {
    display: none !important;
  }
}