/* header.css */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background:
    linear-gradient(180deg, rgba(255, 251, 245, 0.98) 0%, rgba(244, 237, 226, 0.94) 100%);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(196, 180, 154, 0.4);
  box-shadow: 0 4px 20px rgba(34, 28, 19, 0.06);
  transition: var(--transition-normal);
  overflow: hidden;
}

.site-header::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 4px;
  background:
    linear-gradient(90deg, rgba(45, 90, 61, 0) 0%, rgba(45, 90, 61, 0.7) 18%, rgba(212, 135, 10, 0.72) 52%, rgba(45, 90, 61, 0.7) 82%, rgba(45, 90, 61, 0) 100%);
  opacity: 0.7;
  pointer-events: none;
}

.site-header.compressed {
  padding-block: 0.5rem;
}

.site-header.compressed .logo img {
  height: 48px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 92px;
  transition: var(--transition-normal);
}

.site-header.compressed .header-container {
  min-height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.5rem 0.35rem 0.9rem;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 250, 243, 0.96) 0%, rgba(244, 235, 221, 0.82) 100%);
  box-shadow: 0 10px 24px rgba(56, 43, 22, 0.08);
  border: 1px solid rgba(196, 180, 154, 0.28);
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--color-gov-green);
  flex-shrink: 0;
}

.logo img {
  display: block;
  height: 60px;
  width: auto;
  transition: var(--transition-normal);
}

@media (min-width: 1024px) {
  .logo img {
    height: 70px;
  }

  .site-header.compressed .logo img {
    height: 58px;
  }
}

.logo:hover img {
  transform: translateY(-1px) scale(1.01);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: rgba(255, 251, 245, 0.62);
  border: 1px solid rgba(196, 180, 154, 0.28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.nav-links {
  display: flex;
  gap: 0.45rem;
  font-weight: 600;
}

.nav-links a {
  position: relative;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  color: rgba(34, 28, 19, 0.88);
  transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.nav-links a.is-active {
  color: var(--color-ink);
  background: rgba(212, 135, 10, 0.16);
}

.nav-links a.is-active::after {
  content: "";
  position: absolute;
  inset-inline: 1rem;
  bottom: 0.35rem;
  height: 2px;
  background: var(--color-amber);
  border-radius: 2px;
}

.nav-links a:hover {
  color: var(--color-amber);
  background: rgba(255, 255, 255, 0.72);
  transform: translateY(-1px);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  z-index: 1001;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--color-ink);
  transition: var(--transition-fast);
  border-radius: 2px;
}

body.mobile-nav-open {
  overflow: hidden;
}

/* Mobile nav */
@media (max-width: 768px) {
  .header-container {
    min-height: 76px;
    gap: 0.75rem;
  }

  .logo img {
    height: 48px;
  }

  .logo {
    padding: 0.2rem 0.35rem 0.2rem 0.55rem;
    border-radius: 18px;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-paper);
    flex-direction: column;
    justify-content: center;
    padding: calc(5.5rem + env(safe-area-inset-top, 0px)) 1.5rem 2rem;
    overflow-y: auto;
    z-index: 1000;
    transition: var(--transition-normal);
    border-radius: 0;
    border: none;
    box-shadow: none;
  }

  [dir="ltr"] .main-nav {
    right: auto;
    left: -100%;
  }

  .main-nav.is-open {
    right: 0;
  }
  
  [dir="ltr"] .main-nav.is-open {
    left: 0;
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
    font-size: 1.5rem;
    width: min(100%, 26rem);
    margin: auto;
    gap: 1rem;
  }

  .nav-links a {
    display: block;
    width: 100%;
    text-align: center;
    padding: 0.9rem 1rem;
    border-bottom: 1px solid rgba(196, 180, 154, 0.45);
    border-radius: 18px;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-menu-btn.is-open span:nth-child(1) { transform: translateY(11px) rotate(45deg); }
  .mobile-menu-btn.is-open span:nth-child(2) { opacity: 0; }
  .mobile-menu-btn.is-open span:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }
}