/* Site-wide header: logo left, four entries, hamburger on the right.
   Same chrome as site/public/styles.css header. */

.site-header {
  --sn-paper: #0c0e10;
  --sn-soft: #f4f5f3;
  --sn-line: rgba(12, 14, 16, 0.14);
  --sn-accent: #9a7340;
  position: sticky;
  top: 0;
  z-index: 40;
  box-sizing: border-box;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.25rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sn-line);
}

.site-header a {
  color: inherit;
  text-decoration: none;
}

.site-header .logo {
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
  font-size: clamp(0.95rem, 2.4vw, 1.15rem);
  letter-spacing: 0.14em;
  color: var(--sn-paper);
  white-space: nowrap;
  flex-shrink: 0;
}

.site-header .nav {
  display: none;
  gap: 1.25rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header .nav a:hover,
.site-header .nav a[aria-current="page"] {
  color: var(--sn-accent);
}

.site-header-end {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-left: auto;
}

.site-header .menu-btn {
  width: 42px;
  height: 42px;
  border: 1px solid var(--sn-line);
  background: transparent;
  display: grid;
  place-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 0;
}

.site-header .menu-btn span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--sn-paper);
}

.site-header .nav.is-open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  right: 0;
  left: 0;
  padding: 1rem 1.25rem 1.25rem;
  background: var(--sn-soft);
  border-bottom: 1px solid var(--sn-line);
  z-index: 1;
}

@media (min-width: 900px) {
  .site-header .menu-btn {
    display: none;
  }
  .site-header .nav,
  .site-header .nav.is-open {
    display: flex;
    position: static;
    flex-direction: row;
    padding: 0;
    background: transparent;
    border: 0;
  }
}