/* ==========================================================================
   layout.css — Header, Footer, Navigation, Mobile Menu
   ========================================================================== */

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}

.site-header.scrolled {
  border-bottom-color: var(--corp-border);
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Logo */
.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.header-logo img,
.header-logo svg {
  height: 36px;
  width: auto;
}

.header-logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--corp-navy);
  letter-spacing: 0.06em;
}

.header-logo-sub {
  display: block;
  font-family: var(--font-accent);
  font-size: 0.625rem;
  font-weight: 500;
  color: var(--corp-slate-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: -2px;
}

/* Desktop Navigation */
.header-nav {
  display: none;
  align-items: center;
  gap: var(--space-1);
}

.header-nav a {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--corp-slate);
  border-radius: var(--border-radius);
  transition: color var(--duration-fast) var(--ease-out),
              background-color var(--duration-fast) var(--ease-out);
  position: relative;
}

.header-nav a:hover {
  color: var(--corp-navy);
  background-color: var(--corp-light-gray);
}

.header-nav a.active {
  color: var(--corp-warm);
}

.header-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background: var(--corp-warm);
  border-radius: 1px;
}

/* Header CTA */
.header-cta {
  display: none;
  align-items: center;
  gap: var(--space-3);
  margin-left: var(--space-6);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-accent);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--corp-navy);
  white-space: nowrap;
}

.header-phone svg {
  width: 18px;
  height: 18px;
  color: var(--corp-warm);
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--corp-navy);
  border-radius: 1px;
  transition: transform var(--duration-base) var(--ease-out),
              opacity var(--duration-base) var(--ease-out);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Drawer */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100vh;
  height: 100dvh;
  background: var(--corp-white);
  z-index: 999;
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  padding: calc(var(--header-height) + var(--space-8)) var(--space-6) var(--space-8);
  overflow-y: auto;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08);
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-slow) var(--ease-out);
}

.mobile-menu-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-menu nav a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  font-size: 1rem;
  font-weight: 500;
  color: var(--corp-slate);
  border-radius: var(--border-radius);
  transition: background-color var(--duration-fast) var(--ease-out);
}

.mobile-menu nav a:hover,
.mobile-menu nav a.active {
  background-color: var(--corp-warm-bg);
  color: var(--corp-navy);
}

.mobile-menu nav a.active {
  color: var(--corp-warm);
  font-weight: 700;
}

.mobile-menu-cta {
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 1024px) {
  .hamburger {
    display: none;
  }

  .header-nav {
    display: flex;
  }

  .header-cta {
    display: flex;
  }

  .mobile-menu,
  .mobile-menu-overlay {
    display: none;
  }
}

/* ---------- Main content offset ---------- */
.main-content {
  margin-top: var(--header-height);
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--corp-navy);
  color: var(--corp-text-on-dark);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-brand {
  max-width: 320px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-logo img,
.footer-logo svg {
  height: 32px;
  width: auto;
}

.footer-logo-text {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--corp-white);
  letter-spacing: 0.06em;
}

.footer-description {
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--corp-text-muted);
  margin-bottom: var(--space-4);
}

.footer-address {
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--corp-text-muted);
  font-style: normal;
}

.footer-heading {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--corp-white);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-5);
  text-transform: none;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--corp-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-links a:hover {
  color: var(--corp-white);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--corp-warm-light);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact-item span {
  font-size: 0.875rem;
  color: var(--corp-text-muted);
  line-height: 1.6;
}

.footer-contact-item a {
  color: var(--corp-text-on-dark);
  font-weight: 500;
}

.footer-contact-item a:hover {
  color: var(--corp-warm-light);
}

/* Footer bottom bar */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-bottom-links a {
  font-size: 0.8125rem;
  color: var(--corp-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-bottom-links a:hover {
  color: var(--corp-white);
}

.footer-copyright {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  color: var(--corp-text-muted);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  padding: var(--space-4) 0;
  font-size: 0.8125rem;
  color: var(--corp-slate-light);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumbs li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumbs li + li::before {
  content: '>';
  color: var(--corp-border-dark);
  font-size: 0.75rem;
}

.breadcrumbs a {
  color: var(--corp-slate-light);
  transition: color var(--duration-fast) var(--ease-out);
}

.breadcrumbs a:hover {
  color: var(--corp-warm);
}

.breadcrumbs .current {
  color: var(--corp-navy);
  font-weight: 500;
}