.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: rgba(240, 247, 244, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-accent);
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-logo img {
  height: 24px;
}

.nav-logo:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 6px 12px;
  font-size: 0.875rem;
  color: var(--color-text);
  border-radius: 6px;
  border-bottom: 2px solid transparent;
  transition: background 0.15s;
}

.nav-links a:hover {
  background: rgba(45, 106, 79, 0.08);
  text-decoration: none;
}

.nav-links a.active {
  font-weight: 600;
  border-bottom: 2px solid var(--color-primary);
}

.nav-cta {
  background: var(--color-primary);
  color: var(--color-bg) !important;
  border-radius: 6px;
  padding: 6px 16px;
}

.nav-cta:hover {
  background: var(--color-text);
}

.nav-cta.active {
  background: var(--color-text);
  border-bottom: 2px solid var(--color-accent);
}

.nav-more {
  position: relative;
}

.nav-more button {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--color-text);
  padding: 6px 12px;
  cursor: pointer;
  border-radius: 6px;
}

.nav-more button:hover {
  background: rgba(45, 106, 79, 0.08);
}

.nav-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-accent);
  border-radius: 8px;
  padding: 8px 0;
  min-width: 160px;
  box-shadow: 0 4px 12px rgba(27, 67, 50, 0.1);
}

.dropdown-open .nav-dropdown {
  display: flex;
  flex-direction: column;
}

.nav-dropdown a {
  padding: 8px 16px;
  font-size: 0.875rem;
  color: var(--color-text);
}

.nav-dropdown a:hover {
  background: rgba(45, 106, 79, 0.06);
  text-decoration: none;
}

.nav-hamburger {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 32px;
  height: 32px;
  position: relative;
}

.nav-hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-text);
  position: absolute;
  left: 7px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-hamburger span:nth-child(1) { top: 9px; }
.nav-hamburger span:nth-child(2) { top: 15px; }
.nav-hamburger span:nth-child(3) { top: 21px; }

.nav-open .nav-links {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-accent);
  padding: 12px 24px;
  gap: 4px;
}

@media (max-width: 767px) {
  .nav-links { display: none; }
  .nav-hamburger { display: block; }
  .nav-open .nav-links {
    display: flex;
    flex-direction: column;
  }
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-hamburger { display: none; }
}