/* Nature Tools — site chrome (PHP-rendered header/footer) styles. */

.nt-site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--nt-dur-base) var(--nt-ease), border-color var(--nt-dur-base) var(--nt-ease), backdrop-filter var(--nt-dur-base) var(--nt-ease);
}
.nt-site-header.is-scrolled {
  background: rgba(13, 16, 14, 0.85);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--nt-border-faint);
}
.nt-site-header__inner {
  max-width: var(--nt-max-w);
  margin: 0 auto;
  padding-inline: var(--nt-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.nt-site-header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
  color: var(--nt-ink-hi);
}
/* When using a WP custom logo, override core's wrap to fit the dark header. */
.nt-site-header__brand--logo {
  padding: 0;
}
.nt-site-header__brand--logo .custom-logo-link {
  display: inline-flex;
  align-items: center;
}
.nt-site-header__brand--logo .custom-logo {
  height: 36px;
  width: auto;
  max-width: 200px;
  display: block;
}
.nt-site-header__name {
  font-size: 14px;
  letter-spacing: 0.02em;
  font-weight: 500;
}
.nt-site-header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nt-site-header__menu,
.nt-site-header__menu .menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nt-site-header__menu li a {
  padding: 8px 12px;
  font-size: 14px;
  color: var(--nt-ink-md);
  text-decoration: none;
  border-radius: 4px;
  transition: color var(--nt-dur-fast) var(--nt-ease);
}
.nt-site-header__menu li a:hover,
.nt-site-header__link:hover,
.nt-site-header__link.is-active {
  color: var(--nt-ink-hi);
}
.nt-site-header__link {
  padding: 8px 12px;
  font-size: 14px;
  color: var(--nt-ink-md);
  text-decoration: none;
  border-radius: 4px;
  transition: color var(--nt-dur-fast) var(--nt-ease);
  position: relative;
}
.nt-site-header__link.is-active::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: -1px;
  height: 1px;
  background: var(--nt-accent);
}
.nt-site-header__actions { display: flex; align-items: center; gap: 10px; }
.nt-site-header__account { padding: 8px 14px; font-size: 13px; }

@media (max-width: 820px) {
  .nt-site-header__nav { display: none; }
}

/* Footer */
.nt-site-footer {
  background: var(--nt-bg-1);
  border-top: 1px solid var(--nt-border);
  padding: 64px 0 40px;
}
.nt-site-footer__inner {
  max-width: var(--nt-max-w);
  margin: 0 auto;
  padding-inline: var(--nt-gutter);
}
.nt-site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--nt-border-faint);
}
.nt-site-footer__brand p {
  margin-top: 18px;
  max-width: 280px;
  font-size: 14px;
  color: var(--nt-ink-md);
  line-height: 1.55;
}
.nt-site-footer__form {
  margin-top: 24px;
  display: flex;
  gap: 0;
  max-width: 320px;
}
.nt-site-footer__form input {
  flex: 1;
  padding: 11px 14px;
  background: var(--nt-bg-0);
  border: 1px solid var(--nt-border);
  border-right: 0;
  color: var(--nt-ink-hi);
  font-size: 13px;
  outline: none;
  font-family: inherit;
}
.nt-site-footer__form button { border-radius: 0; padding: 11px 16px; font-size: 13px; }
.nt-site-footer__form-note {
  margin-top: 10px;
  font-size: 11px;
  color: var(--nt-ink-lo);
  line-height: 1.4;
}
.nt-site-footer__col ul {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.nt-site-footer__col a {
  font-size: 13px;
  color: var(--nt-ink-md);
  text-decoration: none;
}
.nt-site-footer__col a:hover { color: var(--nt-ink-hi); }
.nt-site-footer__bot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  font-size: 12px;
  color: var(--nt-ink-lo);
  flex-wrap: wrap;
  gap: 16px;
}
.nt-site-footer__coords {
  font-family: var(--nt-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
@media (max-width: 820px) {
  .nt-site-footer__top { grid-template-columns: 1fr 1fr; }
}