/* Ivrea Observatory v6.3.7 — cache-safe shared header and footer shell. */

.io-site-header,
.io-site-header * ,
.io-footer-v3,
.io-footer-v3 * {
  box-sizing: border-box;
}

/* Unified desktop header: intentionally loaded from a new filename so an old
   service-worker cache cannot leave the logo or navigation in a half-styled state. */
.io-site-header {
  position: relative !important;
  z-index: 100 !important;
  width: 100% !important;
  max-width: none !important;
  margin: 0 0 30px !important;
  padding: 0 !important;
  transform: none !important;
}

.io-site-header .header-main {
  width: 100% !important;
  min-width: 0 !important;
  min-height: 58px !important;
  display: grid !important;
  grid-template-columns: auto minmax(0, 1fr) !important;
  align-items: center !important;
  justify-content: stretch !important;
  gap: 22px !important;
  margin: 0 !important;
  padding: 0 !important;
}

.io-site-header .brand {
  width: auto !important;
  min-width: 0 !important;
  max-width: none !important;
  display: grid !important;
  grid-template-columns: 50px auto !important;
  align-items: center !important;
  justify-content: start !important;
  gap: 13px !important;
  flex: none !important;
  margin: 0 !important;
  padding: 0 !important;
  color: #f8fafc !important;
  text-decoration: none !important;
}

.io-site-header .brand-logo,
.io-site-header .brand-mark {
  width: 50px !important;
  height: 50px !important;
  min-width: 50px !important;
  max-width: 50px !important;
  min-height: 50px !important;
  max-height: 50px !important;
  flex: 0 0 50px !important;
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent url('/assets/brand/ivrea-observatory-logo.png') center / contain no-repeat !important;
  box-shadow: none !important;
  object-fit: contain !important;
  overflow: visible !important;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,.28)) !important;
  transform: none !important;
}

.io-site-header img.brand-logo {
  background: none !important;
}

.io-site-header .brand-mark > * {
  display: none !important;
}

.io-site-header .title,
.io-site-header .brand-title {
  width: auto !important;
  min-width: 0 !important;
  max-width: none !important;
  display: block !important;
  flex: none !important;
  margin: 0 !important;
  padding: 0 !important;
  text-align: left !important;
}

.io-site-header .title-main {
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
  color: #f8fafc !important;
  font-size: clamp(27px, 2.35vw, 34px) !important;
  font-weight: 950 !important;
  letter-spacing: -.058em !important;
  line-height: .98 !important;
  white-space: nowrap !important;
  overflow: visible !important;
  text-overflow: clip !important;
}

.io-site-header .title-sub {
  display: block !important;
  width: auto !important;
  max-width: none !important;
  margin: 6px 0 0 !important;
  padding: 0 !important;
  color: #aebbd0 !important;
  font-size: 12px !important;
  font-weight: 760 !important;
  letter-spacing: 0 !important;
  line-height: 1.25 !important;
  white-space: nowrap !important;
  overflow: visible !important;
  text-overflow: clip !important;
}

.io-site-header .desktop-nav {
  width: auto !important;
  min-width: 0 !important;
  max-width: 100% !important;
  min-height: 44px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  justify-self: end !important;
  gap: 3px !important;
  flex: 0 1 auto !important;
  margin: 0 !important;
  padding: 4px !important;
  border: 1px solid rgba(148,193,232,.18) !important;
  border-radius: 999px !important;
  background: rgba(255,255,255,.052) !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05) !important;
  backdrop-filter: blur(18px) !important;
  overflow: visible !important;
}

.io-site-header .desktop-nav-link,
.io-site-header .nav-link {
  min-width: 0 !important;
  min-height: 36px !important;
  height: 36px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex: 0 0 auto !important;
  margin: 0 !important;
  padding: 0 12px !important;
  border: 0 !important;
  border-radius: 999px !important;
  color: #b8c4d5 !important;
  background: transparent !important;
  box-shadow: none !important;
  font-size: 12.5px !important;
  font-weight: 850 !important;
  letter-spacing: -.01em !important;
  line-height: 1 !important;
  text-decoration: none !important;
  white-space: nowrap !important;
}

.io-site-header .desktop-nav-link:hover,
.io-site-header .nav-link:hover {
  color: #f8fafc !important;
  background: rgba(255,255,255,.075) !important;
}

.io-site-header .desktop-nav-link.is-active,
.io-site-header .nav-link.is-active {
  color: #06111f !important;
  background: #f8fafc !important;
  box-shadow: 0 7px 20px rgba(0,0,0,.16) !important;
}

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

/* Footer v3 */
.site-footer.io-footer-v3 {
  width: 100% !important;
  max-width: none !important;
  display: block !important;
  margin: clamp(30px, 5vw, 58px) 0 0 !important;
  padding: 22px 24px 18px !important;
  border: 1px solid rgba(148,193,232,.20) !important;
  border-radius: 26px !important;
  color: #f8fafc !important;
  background:
    linear-gradient(135deg, rgba(11,31,49,.84), rgba(255,255,255,.055)) !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.055), 0 22px 64px rgba(0,0,0,.16) !important;
  text-align: left !important;
}

.io-footer-v3 a,
.io-footer-v3 a:visited {
  color: inherit !important;
  text-decoration: none !important;
}

.io-footer-v3 .io-footer-heading {
  width: 100% !important;
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto !important;
  align-items: center !important;
  gap: 20px 36px !important;
  margin: 0 !important;
  padding: 0 0 18px !important;
}

.io-footer-v3 .io-footer-brand {
  min-width: 0 !important;
  display: grid !important;
  grid-template-columns: 48px minmax(0, 1fr) !important;
  align-items: center !important;
  gap: 13px !important;
  margin: 0 !important;
  padding: 0 !important;
}

.io-footer-v3 .io-footer-brand img {
  width: 48px !important;
  height: 48px !important;
  min-width: 48px !important;
  max-width: 48px !important;
  min-height: 48px !important;
  max-height: 48px !important;
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  object-fit: contain !important;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,.24)) !important;
}

.io-footer-v3 .io-footer-name {
  display: inline-block !important;
  margin: 0 !important;
  color: #f8fafc !important;
  font-size: 21px !important;
  font-weight: 940 !important;
  letter-spacing: -.035em !important;
  line-height: 1.05 !important;
}

.io-footer-v3 .io-footer-name:hover {
  color: #b9e8ff !important;
}

.io-footer-v3 .io-footer-tagline,
.io-footer-v3 .io-footer-since {
  margin: 4px 0 0 !important;
  padding: 0 !important;
  color: #aebbd0 !important;
  font-size: 12px !important;
  font-weight: 720 !important;
  line-height: 1.35 !important;
}

.io-footer-v3 .io-footer-since {
  color: #d7e1ee !important;
}

.io-footer-v3 .io-footer-milestones {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 8px !important;
  flex-wrap: wrap !important;
  margin: 0 !important;
  padding: 0 !important;
}

.io-footer-v3 .io-footer-first-light,
.io-footer-v3 .io-footer-version {
  min-height: 30px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  margin: 0 !important;
  padding: 6px 10px !important;
  border: 1px solid rgba(148,193,232,.16) !important;
  border-radius: 999px !important;
  color: #b9c7d8 !important;
  background: rgba(255,255,255,.035) !important;
  font-size: 10.5px !important;
  font-weight: 820 !important;
  line-height: 1 !important;
  white-space: nowrap !important;
}

.io-footer-v3 .io-footer-first-light span {
  color: #f8c85b !important;
}

.io-footer-v3 .io-footer-version {
  color: #f8fafc !important;
  letter-spacing: .03em !important;
}

.io-footer-v3 .io-footer-nav {
  width: 100% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 3px 6px !important;
  flex-wrap: wrap !important;
  margin: 0 !important;
  padding: 14px 0 !important;
  border-top: 1px solid rgba(148,193,232,.14) !important;
  border-bottom: 1px solid rgba(148,193,232,.14) !important;
}

.io-footer-v3 .io-footer-nav a {
  min-height: 32px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin: 0 !important;
  padding: 5px 10px !important;
  border-radius: 999px !important;
  color: #bdc8d7 !important;
  background: transparent !important;
  font-size: 12px !important;
  font-weight: 820 !important;
  line-height: 1 !important;
  white-space: nowrap !important;
}

.io-footer-v3 .io-footer-nav a:hover,
.io-footer-v3 .io-footer-nav a[aria-current="page"] {
  color: #f8fafc !important;
  background: rgba(255,255,255,.065) !important;
}

.io-footer-v3 .io-footer-bottom {
  width: 100% !important;
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto !important;
  align-items: center !important;
  gap: 16px 30px !important;
  margin: 0 !important;
  padding: 16px 0 0 !important;
}

.io-footer-v3 .io-footer-project {
  min-width: 0 !important;
  display: flex !important;
  align-items: center !important;
  gap: 5px 8px !important;
  flex-wrap: wrap !important;
  margin: 0 !important;
  padding: 0 !important;
  color: #9fadc0 !important;
  font-size: 10.5px !important;
  font-weight: 700 !important;
  line-height: 1.45 !important;
}

.io-footer-v3 .io-footer-project a {
  color: #cfeeff !important;
  text-decoration: underline !important;
  text-decoration-color: rgba(185,232,255,.35) !important;
  text-underline-offset: 3px !important;
}

.io-footer-v3 .io-footer-project a:hover {
  color: #f8fafc !important;
}

.io-footer-v3 .io-footer-separator {
  color: #65748a !important;
}

.io-footer-v3 .io-footer-utilities {
  display: grid !important;
  justify-items: end !important;
  gap: 7px !important;
  margin: 0 !important;
  padding: 0 !important;
}

.io-footer-v3 .io-footer-social,
.io-footer-v3 .io-footer-legal {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 5px 12px !important;
  flex-wrap: wrap !important;
  margin: 0 !important;
  padding: 0 !important;
}

.io-footer-v3 .io-footer-social a,
.io-footer-v3 .io-footer-legal a {
  min-height: 24px !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 5px !important;
  margin: 0 !important;
  padding: 2px 0 !important;
  color: #b6c2d1 !important;
  font-size: 10.5px !important;
  font-weight: 760 !important;
  line-height: 1.2 !important;
  white-space: nowrap !important;
}

.io-footer-v3 .io-footer-social a:hover,
.io-footer-v3 .io-footer-legal a:hover,
.io-footer-v3 .io-footer-legal a[aria-current="page"] {
  color: #f8fafc !important;
}

.io-footer-v3 .io-footer-social a span {
  color: #8edcff !important;
}

@media (max-width: 1070px) {
  .io-site-header {
    margin-bottom: 24px !important;
  }

  .io-site-header .header-main {
    min-height: 52px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px !important;
  }

  .io-site-header .brand {
    grid-template-columns: 42px minmax(0, 1fr) !important;
    gap: 11px !important;
    flex: 1 1 auto !important;
  }

  .io-site-header .brand-logo,
  .io-site-header .brand-mark {
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
    max-width: 42px !important;
    min-height: 42px !important;
    max-height: 42px !important;
    flex-basis: 42px !important;
  }

  .io-site-header .title {
    min-width: 0 !important;
  }

  .io-site-header .title-main {
    font-size: 22px !important;
  }

  .io-site-header .title-sub {
    max-width: min(58vw, 300px) !important;
    font-size: 12px !important;
    white-space: normal !important;
  }

  .io-site-header .desktop-nav {
    display: none !important;
  }

  .io-site-header .menu-toggle {
    width: 44px !important;
    height: 44px !important;
    min-width: 44px !important;
    flex: 0 0 44px !important;
    display: block !important;
  }

  .io-footer-v3 .io-footer-heading,
  .io-footer-v3 .io-footer-bottom {
    grid-template-columns: 1fr !important;
  }

  .io-footer-v3 .io-footer-milestones {
    justify-content: flex-start !important;
  }

  .io-footer-v3 .io-footer-utilities {
    justify-items: start !important;
  }

  .io-footer-v3 .io-footer-social,
  .io-footer-v3 .io-footer-legal {
    justify-content: flex-start !important;
  }
}

@media (max-width: 760px) {
  .site-footer.io-footer-v3 {
    margin-top: 34px !important;
    padding: 22px 18px 18px !important;
    border-radius: 22px !important;
    text-align: center !important;
  }

  .io-footer-v3 .io-footer-heading,
  .io-footer-v3 .io-footer-bottom {
    justify-items: center !important;
    text-align: center !important;
  }

  .io-footer-v3 .io-footer-brand {
    grid-template-columns: 1fr !important;
    justify-items: center !important;
    text-align: center !important;
  }

  .io-footer-v3 .io-footer-brand img {
    width: 44px !important;
    height: 44px !important;
    min-width: 44px !important;
    max-width: 44px !important;
    min-height: 44px !important;
    max-height: 44px !important;
  }

  .io-footer-v3 .io-footer-milestones,
  .io-footer-v3 .io-footer-project,
  .io-footer-v3 .io-footer-social,
  .io-footer-v3 .io-footer-legal {
    justify-content: center !important;
    text-align: center !important;
  }

  .io-footer-v3 .io-footer-utilities {
    justify-items: center !important;
  }

  .io-footer-v3 .io-footer-nav {
    gap: 2px 4px !important;
  }

  .io-footer-v3 .io-footer-nav a {
    padding-inline: 8px !important;
  }

  .io-footer-v3 .io-footer-separator {
    display: none !important;
  }
}

@media (max-width: 430px) {
  .io-site-header .brand {
    grid-template-columns: 38px minmax(0, 1fr) !important;
    gap: 10px !important;
  }

  .io-site-header .brand-logo,
  .io-site-header .brand-mark {
    width: 38px !important;
    height: 38px !important;
    min-width: 38px !important;
    max-width: 38px !important;
    min-height: 38px !important;
    max-height: 38px !important;
    flex-basis: 38px !important;
  }

  .io-site-header .title-main {
    font-size: 20px !important;
  }

  .io-site-header .title-sub {
    max-width: 210px !important;
    font-size: 11px !important;
  }

  .io-footer-v3 .io-footer-first-light {
    white-space: normal !important;
    line-height: 1.3 !important;
  }

  .io-footer-v3 .io-footer-project {
    flex-direction: column !important;
    gap: 4px !important;
  }
}

/* v6.5.26 — scalable desktop navigation: four primary destinations + More. */
.io-site-header .desktop-more {
  position: relative !important;
  flex: 0 0 auto !important;
  margin: 0 !important;
  padding: 0 !important;
}

.io-site-header .desktop-more > summary {
  list-style: none !important;
  cursor: pointer !important;
  user-select: none !important;
}

.io-site-header .desktop-more > summary::-webkit-details-marker {
  display: none !important;
}

.io-site-header .desktop-more-chevron {
  display: inline-block !important;
  margin-left: 5px !important;
  font-size: 14px !important;
  line-height: 1 !important;
  transform: translateY(-1px) !important;
  transition: transform .18s ease !important;
}

.io-site-header .desktop-more[open] .desktop-more-chevron {
  transform: translateY(1px) rotate(180deg) !important;
}

.io-site-header .desktop-more.is-active > summary,
.io-site-header .desktop-more[open] > summary {
  color: #06111f !important;
  background: #f8fafc !important;
  box-shadow: 0 7px 20px rgba(0,0,0,.16) !important;
}

.io-site-header .desktop-more-menu {
  position: absolute !important;
  top: calc(100% + 12px) !important;
  right: 0 !important;
  z-index: 500 !important;
  width: min(330px, calc(100vw - 32px)) !important;
  display: grid !important;
  gap: 4px !important;
  padding: 10px !important;
  border: 1px solid rgba(148,193,232,.22) !important;
  border-radius: 20px !important;
  background: rgba(7,22,37,.97) !important;
  box-shadow: 0 24px 70px rgba(0,0,0,.42), inset 0 1px 0 rgba(255,255,255,.05) !important;
  backdrop-filter: blur(22px) !important;
}

.io-site-header .desktop-more-menu::before {
  content: '' !important;
  position: absolute !important;
  top: -6px !important;
  right: 24px !important;
  width: 12px !important;
  height: 12px !important;
  border-left: 1px solid rgba(148,193,232,.22) !important;
  border-top: 1px solid rgba(148,193,232,.22) !important;
  background: rgba(7,22,37,.97) !important;
  transform: rotate(45deg) !important;
}

.io-site-header .desktop-more-link {
  min-width: 0 !important;
  display: grid !important;
  gap: 4px !important;
  padding: 10px 12px !important;
  border-radius: 13px !important;
  color: #f8fafc !important;
  text-decoration: none !important;
  text-align: left !important;
}

.io-site-header .desktop-more-link:hover,
.io-site-header .desktop-more-link:focus-visible,
.io-site-header .desktop-more-link.is-active {
  background: rgba(255,255,255,.075) !important;
  outline: none !important;
}

.io-site-header .desktop-more-link.is-active {
  box-shadow: inset 3px 0 0 #8edcff !important;
}

.io-site-header .desktop-more-link span {
  color: inherit !important;
  font-size: 13px !important;
  font-weight: 850 !important;
  line-height: 1.2 !important;
}

.io-site-header .desktop-more-link small {
  color: #93a5ba !important;
  font-size: 11px !important;
  font-weight: 650 !important;
  line-height: 1.35 !important;
}

.io-site-header .desktop-more-divider {
  height: 1px !important;
  margin: 5px 4px !important;
  background: rgba(148,193,232,.16) !important;
}

@media (min-width: 1071px) and (max-width: 1220px) {
  .io-site-header .header-main {
    gap: 14px !important;
  }

  .io-site-header .brand {
    grid-template-columns: 44px auto !important;
    gap: 10px !important;
  }

  .io-site-header .brand-logo,
  .io-site-header .brand-mark {
    width: 44px !important;
    height: 44px !important;
    min-width: 44px !important;
    max-width: 44px !important;
    min-height: 44px !important;
    max-height: 44px !important;
    flex-basis: 44px !important;
  }

  .io-site-header .title-main {
    font-size: 24px !important;
  }

  .io-site-header .title-sub {
    font-size: 11px !important;
  }

  .io-site-header .desktop-nav-link,
  .io-site-header .nav-link {
    padding-inline: 10px !important;
    font-size: 12px !important;
  }
}