/* Site nav — sticky pill-cluster header (design F2). Light + dark variants. */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-cream);
  color: var(--color-ink);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--grid-gap);
  padding: 16px 24px;
}

/* Logo chip */
.site-nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px 8px 8px;
  border-radius: var(--radius-btn-lg);
  background: rgba(14, 26, 20, 0.04);
  color: inherit;
  font-weight: 600;
  font-size: var(--fs-sm);
  text-decoration: none;
}

.site-nav__logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-chip);
  background: var(--color-clay);
  color: var(--color-cream-light);
  font-weight: 700;
  font-size: 13px;
}

/* Desktop link cluster */
.site-nav__links {
  display: flex;
  gap: 2px;
  margin: 0;
  padding: 6px;
  border-radius: var(--radius-btn-lg);
  background: rgba(14, 26, 20, 0.04);
  list-style: none;
}

.site-nav__links a {
  display: inline-block;
  padding: 8px 14px;
  border-radius: var(--radius-active);
  color: var(--color-ink-soft);
  font-weight: 500;
  font-size: var(--fs-sm);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.site-nav__links a:hover {
  color: var(--color-ink);
}

.site-nav__links a.is-current {
  background: var(--color-cream-light);
  color: var(--color-ink);
  font-weight: 600;
}

/* Right cluster */
.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav__search {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-btn);
  background: rgba(14, 26, 20, 0.04);
  color: inherit;
}

.site-nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-btn);
  background: var(--color-clay);
  color: var(--color-cream-light);
  font-weight: 600;
  font-size: var(--fs-sm);
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease);
}

.site-nav__cta:hover {
  background: var(--color-clay-deep);
  color: var(--color-cream-light);
}

/* Hamburger (mobile only) */
.site-nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: var(--radius-btn);
  background: rgba(14, 26, 20, 0.04);
  cursor: pointer;
}

.site-nav__toggle-bar {
  display: block;
  width: 16px;
  height: 2px;
  margin: 0 auto;
  border-radius: 1px;
  background: currentColor;
  transition: transform var(--dur-med) var(--ease);
}

/* Mobile panel */
.site-nav__panel {
  display: none;
  background: var(--color-forest);
  color: var(--color-cream);
  padding: 24px;
}

.site-nav__panel-links {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.site-nav__panel-links a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-dark);
  color: var(--color-cream);
  font-weight: 500;
  font-size: var(--fs-xl);
  text-decoration: none;
}

.site-nav__panel-links a[aria-current='page'] {
  color: var(--color-clay-light);
}

.site-nav__panel-cta {
  width: 100%;
  justify-content: center;
  padding: 14px 22px;
}

/* Dark variant — pages that open on a forest hero */
.site-nav--dark {
  background: var(--color-forest);
  color: var(--color-cream);
}

.site-nav--dark .site-nav__logo,
.site-nav--dark .site-nav__links,
.site-nav--dark .site-nav__search,
.site-nav--dark .site-nav__toggle {
  background: rgba(237, 231, 212, 0.08);
}

.site-nav--dark .site-nav__links a {
  color: rgba(237, 231, 212, 0.7);
}

.site-nav--dark .site-nav__links a:hover {
  color: var(--color-cream);
}

.site-nav--dark .site-nav__links a.is-current {
  background: rgba(237, 231, 212, 0.12);
  color: var(--color-clay-light);
}

/* Mobile */
@media (max-width: 767px) {
  .site-nav__inner {
    padding: 12px 16px;
  }

  .site-nav__menu-desktop,
  .site-nav__search,
  .site-nav__actions .site-nav__cta {
    display: none;
  }

  .site-nav__toggle {
    display: flex;
  }

  .site-nav[data-open='true'] .site-nav__panel {
    display: block;
    position: fixed;
    inset: 64px 0 0;
    overflow-y: auto;
    z-index: 99;
  }

  .site-nav[data-open='true'] .site-nav__toggle-bar:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .site-nav[data-open='true'] .site-nav__toggle-bar:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }
}

body.nav-open {
  overflow: hidden;
}