/* Header & footer — matches src/components/Header.astro and Footer.astro */

.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(244, 245, 247, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 4.25rem;
  padding-block: 0.5rem;
}

.site-header .mainlogo-link {
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  min-width: 0;
  z-index: 210;
}

.site-header .mainlogo {
  margin: 0;
  padding: 0.25rem 0.4rem;
  max-width: min(11rem, 52vw);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.site-header .mainlogo img {
  width: 100%;
  height: auto;
  max-height: 2.75rem;
  object-fit: contain;
}

.site-header .desktop-nav {
  display: none;
  align-items: center;
  gap: 0.2rem;
}

.site-header .nav-link {
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-muted);
  white-space: nowrap;
}

.site-header .nav-link:hover,
.site-header .nav-link.active {
  color: var(--ink);
  background: var(--bg-elevated);
}

.site-header .menu-toggle {
  position: relative;
  z-index: 210;
  flex: 0 0 auto;
  width: 2.85rem;
  height: 2.85rem;
  border: none;
  border-radius: 50%;
  background: var(--banner);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-content: center;
  gap: 0.28rem;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

.site-header .menu-toggle__bar {
  display: block;
  width: 1.05rem;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-header.menu-open .menu-toggle__bar:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.site-header.menu-open .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.site-header.menu-open .menu-toggle__bar:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

body.nav-open .site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
}

.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 280;
  margin: 0;
  padding: 0;
  border: none;
  background: rgba(18, 20, 26, 0.45);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.mobile-nav-backdrop[hidden] {
  display: none !important;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 290;
  width: min(18rem, 88vw);
  height: 100dvh;
  margin: 0;
  padding: 5.25rem 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: var(--bg-elevated);
  border-left: 1px solid var(--border);
  box-shadow: -8px 0 32px rgba(18, 20, 26, 0.12);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  transform: translateX(100%);
  transition: transform 0.28s ease;
}

.mobile-nav[hidden] {
  display: flex !important;
  visibility: hidden;
  pointer-events: none;
}

body.nav-open .mobile-nav {
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0);
}

.mobile-nav__link {
  display: block;
  padding: 0.9rem 1rem;
  border-radius: 0.75rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  -webkit-tap-highlight-color: transparent;
}

.mobile-nav__link:hover,
.mobile-nav__link:focus-visible {
  background: var(--accent-soft);
  color: var(--ink);
  outline: none;
}

.mobile-nav__link.active {
  background: var(--accent);
  color: #fff;
}

@media (min-width: 900px) {
  .site-header .header-inner {
    min-height: 5rem;
  }

  .site-header .mainlogo {
    max-width: 12rem;
  }

  .site-header .mainlogo img {
    max-height: 3.25rem;
  }

  .site-header .desktop-nav {
    display: flex;
  }

  .site-header .menu-toggle,
  .mobile-nav,
  .mobile-nav-backdrop {
    display: none !important;
  }
}

.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  background: rgba(255, 255, 255, 0.55);
}

.site-footer .footer-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-bottom: 2rem;
}

@media (min-width: 768px) {
  .site-footer .footer-grid {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: 3rem;
  }
}

.site-footer .footer-brand {
  flex: 1;
  min-width: 0;
}

.site-footer .footer-contact-col {
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .site-footer .footer-contact-col {
    text-align: right;
  }
}

.site-footer .footer-logo-link {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.site-footer .footer-logo {
  margin: 0;
}

.site-footer .footer-logo img {
  display: block;
  height: auto;
  max-width: 160px;
}

.site-footer .footer-tagline {
  color: var(--ink-muted);
  font-size: 0.95rem;
  max-width: 22rem;
  margin: 0;
}

.site-footer .footer-heading {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  margin: 0 0 0.85rem;
}

.site-footer .footer-social-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 768px) {
  .site-footer .footer-social-list {
    justify-content: flex-end;
  }
}

.site-footer .footer-social-list a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  transition: background 0.15s ease;
}

.site-footer .footer-social-list a:hover {
  background: var(--accent-hover);
  color: #fff;
}

.site-footer .footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--ink-muted);
  font-size: 0.88rem;
}

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