:root {
  --nav-accent: var(--accent, #0f7a55);
  --nav-accent-strong: var(--accent-strong, #09543a);
  --nav-link-text: var(--ink, #173328);
}

.page-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 8px 10px;
  border: 1px solid rgba(203, 219, 211, 0.92);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 16px 30px rgba(8, 58, 40, 0.08);
  backdrop-filter: blur(8px);
}

.page-nav--wide {
  width: min(1140px, 94%);
  margin: 0 auto 10px;
}

.page-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #143b2d;
  text-decoration: none;
  font-weight: 800;
}

.page-brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--nav-accent), var(--nav-accent-strong));
  color: #fff;
  box-shadow: 0 10px 18px rgba(9, 84, 58, 0.2);
  font-size: 14px;
  letter-spacing: 0.01em;
}

.page-brand-text {
  display: grid;
  gap: 2px;
  text-align: left;
}

.page-brand-name {
  font-size: 15px;
  line-height: 1.1;
}

.page-brand-subtitle {
  font-size: 11px;
  font-weight: 700;
  color: #5a7066;
}

.page-nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.page-nav-link,
.page-nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(15, 122, 85, 0.14);
  background: rgba(255, 255, 255, 0.94);
  color: #1f5f45;
  text-decoration: none;
  font-size: 12px;
  font-weight: 800;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.page-nav-button {
  cursor: pointer;
  font-family: inherit;
}

.page-nav-link:hover,
.page-nav-link:focus-visible,
.page-nav-button:hover,
.page-nav-button:focus-visible {
  border-color: rgba(15, 122, 85, 0.3);
  box-shadow: 0 8px 16px rgba(14, 62, 44, 0.08);
  transform: translateY(-1px);
}

.page-nav-link--primary {
  background: linear-gradient(135deg, var(--nav-accent), var(--nav-accent-strong));
  color: #fff;
  border-color: transparent;
}

.page-nav-link[aria-current="page"] {
  background: linear-gradient(135deg, var(--nav-accent), var(--nav-accent-strong));
  color: #fff;
  border-color: transparent;
}

.page-nav-link--primary:hover,
.page-nav-link--primary:focus-visible,
.page-nav-link[aria-current="page"]:hover,
.page-nav-link[aria-current="page"]:focus-visible {
  color: #fff;
}

@media (max-width: 860px) {
  .page-nav {
    align-items: flex-start;
  }

  .page-nav-links {
    width: 100%;
  }

  .page-nav-link,
  .page-nav-button {
    flex: 1 1 auto;
  }

  .theme-toggle {
    flex: 0 0 38px;
  }
}