/* ============================================================
   dkh-layout.css — Nav, Footer, Page-level layout
   ============================================================ */

/* ── NAV ───────────────────────────────────────────────── */
.dkh-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition:
    background var(--dkh-duration) var(--dkh-ease),
    box-shadow var(--dkh-duration) var(--dkh-ease);
}

/* Dark-top nav: transparent at top, solid when scrolled */
body.dkh-page--dark-top .dkh-nav {
  background: transparent;
}

body.dkh-page--dark-top .dkh-nav.dkh-nav--scrolled {
  background: var(--dkh-bg-dark);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

/* Light-top nav: always solid dark (forced per hard-rule) */
body.dkh-page--light-top .dkh-nav {
  background: var(--dkh-bg-dark);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

.dkh-nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 80px);
  height: 64px;
  display: flex;
  align-items: center;
  gap: 40px;
}

/* Logo */
.dkh-nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.dkh-nav__logo img {
  height: 32px;
  width: auto;
  max-width: 180px;
}

/* Links */
.dkh-nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
}

.dkh-nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--dkh-fg-dark-secondary);
  transition: color var(--dkh-duration) var(--dkh-ease);
  text-decoration: none;
}

.dkh-nav__link:hover {
  color: var(--dkh-fg-dark-primary);
}

/* CTA area */
.dkh-nav__cta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.dkh-nav__signin {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--dkh-fg-dark-secondary);
  transition: color var(--dkh-duration) var(--dkh-ease);
  text-decoration: none;
}

.dkh-nav__signin:hover {
  color: var(--dkh-fg-dark-primary);
}

/* Mobile hamburger */
.dkh-nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  padding: 4px;
  margin-left: auto;
}

.dkh-nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dkh-fg-dark-primary);
  border-radius: 2px;
  transition: transform var(--dkh-duration) var(--dkh-ease), opacity var(--dkh-duration) var(--dkh-ease);
}

/* Mobile menu */
.dkh-nav__mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: var(--dkh-bg-dark);
  padding: 16px clamp(20px, 5vw, 80px) 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.dkh-nav__mobile.is-open {
  display: flex;
}

.dkh-nav__mobile-link {
  font-size: 1rem;
  font-weight: 500;
  color: var(--dkh-fg-dark-secondary);
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  text-decoration: none;
  transition: color var(--dkh-duration) var(--dkh-ease);
}

.dkh-nav__mobile-link:hover,
.dkh-nav__mobile-link:last-child {
  color: var(--dkh-fg-dark-primary);
  border-bottom: none;
}

.dkh-nav__mobile-cta {
  margin-top: 12px;
}

@media (max-width: 768px) {
  .dkh-nav__links,
  .dkh-nav__cta {
    display: none;
  }

  .dkh-nav__hamburger {
    display: flex;
  }
}

/* Page top offset for fixed nav */
body.dkh-page--light-top main,
body.dkh-page--dark-top main {
  padding-top: 64px;
}

body.dkh-page--dark-top .dkh-hero--dark {
  /* margin-top:-64px pulls hero bg up behind the transparent fixed nav (intended).
     padding-top must compensate: 64px (margin offset) + 64px (nav height) + 56px (breathing room) */
  padding-top: calc(64px + 64px + 56px);
  margin-top: -64px;
}

/* ── FOOTER ────────────────────────────────────────────── */
.dkh-footer {
  background: var(--dkh-bg-dark);
  padding: clamp(56px, 7vw, 96px) 0 0;
}

.dkh-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 80px);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}

.dkh-footer__brand .dkh-footer__logo img {
  height: 28px;
  width: auto;
  max-width: 160px;
  margin-bottom: 16px;
}

.dkh-footer__tagline {
  font-size: 0.9rem;
  color: var(--dkh-fg-dark-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
}

.dkh-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dkh-footer__contact a,
.dkh-footer__contact address {
  font-size: 0.875rem;
  color: var(--dkh-fg-dark-secondary);
  font-style: normal;
  line-height: 1.6;
  transition: color var(--dkh-duration) var(--dkh-ease);
}

.dkh-footer__contact a:hover {
  color: var(--dkh-accent-aa-dark);
}

.dkh-footer__col {
  /* Footer column wrapper — flex-direction handled by grid parent */
}

.dkh-footer__col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dkh-fg-dark-primary);
  margin-bottom: 16px;
}

.dkh-footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.dkh-footer__links a {
  font-size: 0.9rem;
  color: var(--dkh-fg-dark-secondary);
  transition: color var(--dkh-duration) var(--dkh-ease);
}

.dkh-footer__links a:hover {
  color: var(--dkh-fg-dark-primary);
}

.dkh-footer__bottom {
  max-width: 1200px;
  margin: 48px auto 0;
  padding: 20px clamp(20px, 5vw, 80px);
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.dkh-footer__copy {
  font-size: 0.8125rem;
  color: var(--dkh-fg-dark-secondary);
}

.dkh-footer__bottom-links {
  display: flex;
  gap: 20px;
}

.dkh-footer__bottom-links a {
  font-size: 0.8125rem;
  color: var(--dkh-fg-dark-secondary);
  transition: color var(--dkh-duration) var(--dkh-ease);
}

.dkh-footer__bottom-links a:hover {
  color: var(--dkh-fg-dark-primary);
}

@media (max-width: 768px) {
  .dkh-footer__inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .dkh-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}