:root {
  --public-header-bg: rgba(248, 250, 247, 0.92);
  --public-header-border: rgba(24, 32, 34, 0.08);
  --public-header-ink: #202326;
  --public-header-muted: #5f6b70;
  --public-header-accent: #0a7f87;
  --public-header-accent-soft: rgba(15, 167, 178, 0.14);
  --public-header-accent-hover: rgba(15, 167, 178, 0.1);
  --public-header-panel-bg: rgba(252, 253, 251, 0.98);
  --public-header-panel-shadow: 20px 0 60px rgba(12, 20, 24, 0.18);
  --public-header-container: 1180px;
  --public-header-height: 84px;
  --public-header-logo-size: 44px;
  --public-header-wordmark-size: 1.14rem;
  --public-header-brand-gap: 10px;
  --public-header-icon-size: 40px;
  --public-header-icon-line-width: 22px;
  --public-header-icon-line-height: 2px;
  --public-header-icon-cross-offset: 7px;
}

html {
  scroll-padding-top: calc(var(--public-header-height) + 18px);
}

body.menu-open {
  overflow: hidden;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20000;
  backdrop-filter: blur(18px);
  background: var(--public-header-bg);
  border-bottom: 1px solid var(--public-header-border);
  transition: box-shadow 0.18s ease;
}

.site-header .header-shell,
.site-header .brand-link img,
.site-header .brand-wordmark {
  transition: min-height 0.18s ease, width 0.18s ease, height 0.18s ease, font-size 0.18s ease;
}

.site-header.is-compact {
  --public-header-height: 64px;
  --public-header-logo-size: 36px;
  --public-header-wordmark-size: 1.02rem;
  box-shadow: 0 6px 18px rgba(16, 24, 28, 0.1);
}

.site-header::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 100%;
  height: max(96px, env(safe-area-inset-top, 0px));
  background: var(--public-header-bg);
  pointer-events: none;
}

.site-header .shell {
  width: min(calc(100% - 32px), var(--public-header-container));
  margin: 0 auto;
}

.header-shell {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 16px;
  min-height: var(--public-header-height);
}

.site-header .brand-link,
.drawer-top .brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--public-header-brand-gap);
  min-width: 0;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--public-header-ink);
}

.site-header .brand-link {
  grid-column: 2;
  grid-row: 1;
}

.site-header .brand-link img,
.drawer-top .brand-link img {
  width: var(--public-header-logo-size);
  height: var(--public-header-logo-size);
  border-radius: 0;
  box-shadow: none;
  flex: none;
  max-width: none;
}

.site-header .brand-wordmark,
.drawer-top .brand-wordmark {
  font-family: "Arial Narrow", "Roboto Condensed", "Helvetica Neue", Arial, sans-serif;
  font-size: var(--public-header-wordmark-size);
  font-weight: 900;
  letter-spacing: 0;
  line-height: 0.95;
  white-space: nowrap;
  color: var(--public-header-ink);
}

.desktop-nav {
  display: none;
}

.desktop-nav a,
.drawer-nav a {
  color: inherit;
  text-decoration: none;
}

.header-actions {
  display: flex;
  align-items: center;
  grid-column: 1;
  grid-row: 1;
}

.header-actions .button-link {
  display: none;
}

.menu-toggle,
.drawer-close {
  position: relative;
  display: inline-block;
  width: var(--public-header-icon-size);
  height: var(--public-header-icon-size);
  border: 0;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--public-header-ink);
  font-size: 0;
  line-height: 0;
  box-shadow: none;
  cursor: pointer;
  flex: none;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after,
.drawer-close span,
.drawer-close::before,
.drawer-close::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  width: var(--public-header-icon-line-width);
  height: var(--public-header-icon-line-height);
  margin: 0;
  background: currentColor;
  transform-origin: center;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle::before {
  transform: translate(-50%, calc(-50% - var(--public-header-icon-cross-offset)));
}

.menu-toggle span {
  transform: translate(-50%, -50%);
}

.menu-toggle::after {
  transform: translate(-50%, calc(-50% + var(--public-header-icon-cross-offset)));
}

.drawer-close span {
  opacity: 0;
  transform: translate(-50%, -50%);
}

body.menu-open .menu-toggle::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

body.menu-open .menu-toggle::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

body.menu-open .menu-toggle span {
  opacity: 0;
  transform: translate(-50%, -50%);
}

.drawer {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
}

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 11, 13, 0.48);
  opacity: 0;
  transition: opacity 0.22s ease;
}

.drawer-panel {
  position: absolute;
  top: 0;
  left: 0;
  width: min(90vw, 360px);
  height: 100%;
  padding: 0 24px 28px;
  background: var(--public-header-panel-bg);
  border-right: 1px solid var(--public-header-border);
  box-shadow: var(--public-header-panel-shadow);
  transform: translateX(-100%);
  transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.drawer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 14px;
  min-height: var(--public-header-height);
  margin-bottom: 18px;
}

.drawer-close {
  grid-column: 2;
  grid-row: 1;
}

.drawer-close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.drawer-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.drawer-top .brand-link {
  grid-column: 1;
  grid-row: 1;
  max-width: 100%;
}

.drawer-top .brand-wordmark {
  display: block;
}

.drawer-nav {
  display: grid;
  gap: 8px;
}

.drawer-nav a {
  padding: 13px 14px;
  border-radius: 14px;
  font-weight: 700;
  color: var(--public-header-ink);
}

.drawer-nav a:hover,
.drawer-nav a:focus-visible {
  background: var(--public-header-accent-hover);
  color: var(--public-header-accent);
  outline: none;
}

body[data-page="home"] .drawer-nav a[href="/"],
body[data-page="obiettivo"] .drawer-nav a[href="/il-nostro-obiettivo/"],
body[data-page="progetto"] .drawer-nav a[href="/il-progetto/"],
body[data-page="area-riservata"] .drawer-nav a[href="/area-riservata/"],
body[data-page="privacy"] .drawer-nav a[href="/privacy/"] {
  background: var(--public-header-accent-soft);
  color: var(--public-header-accent);
}

body.menu-open .drawer {
  pointer-events: auto;
}

body.menu-open .drawer-backdrop {
  opacity: 1;
}

body.menu-open .drawer-panel {
  transform: translateX(0);
}

@media (max-width: 640px) {
  :root {
    --public-header-height: 76px;
    --public-header-logo-size: 40px;
    --public-header-wordmark-size: 1rem;
    --public-header-brand-gap: 8px;
    --public-header-icon-size: 36px;
    --public-header-icon-line-width: 20px;
    --public-header-icon-cross-offset: 6px;
  }

  .site-header.is-compact {
    --public-header-height: 60px;
    --public-header-logo-size: 34px;
    --public-header-wordmark-size: 0.96rem;
  }

  .header-shell {
    gap: 12px;
  }

  .drawer-panel {
    padding: 0 16px 28px;
  }

  .drawer-top {
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header,
  .site-header .header-shell,
  .site-header .brand-link img,
  .site-header .brand-wordmark {
    transition: none !important;
  }
}