/* === Layout CSS: Navbar, Footer === */

/* === HEADER / NAVBAR === */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: transparent;
  transition: background var(--duration-normal) var(--ease-default), box-shadow var(--duration-normal) var(--ease-default), padding var(--duration-normal) var(--ease-default);
}

header.scrolled {
  background: rgba(var(--color-bg-rgb, 255,255,255), 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar {
  width: 100%;
}

.navbar .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  height: var(--navbar-height);
  flex-wrap: nowrap;
}

/* === LOGO === */
.navbar-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.navbar-logo img {
  height: 52px;
  width: auto;
  transition: opacity var(--duration-fast) var(--ease-default);
}

.navbar-logo:hover img {
  opacity: 0.85;
}

/* === NAV LINKS (desktop) === */
.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--nav-link-padding);
  font-size: var(--nav-link-font-size);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: color var(--duration-fast) var(--ease-default), background var(--duration-fast) var(--ease-default);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.nav-link svg, .nav-link i {
  width: 14px;
  height: 14px;
  transition: transform var(--duration-fast) var(--ease-default);
}

.nav-item:hover .nav-link svg,
.nav-item:hover .nav-link i {
  transform: rotate(180deg);
}

/* === NAVBAR CTA === */
.navbar-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: var(--space-4);
  flex-shrink: 0;
}

.navbar-phone {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: color var(--duration-fast) var(--ease-default);
}

.navbar-phone:hover {
  color: var(--color-primary-dark);
}

/* === MEGAMENU === */
.has-megamenu {
  position: static;
}

.megamenu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 480px;
  max-width: 900px;
  overflow: visible;
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.14), 0 4px 16px rgba(0, 0, 0, 0.08);
  padding: var(--space-6) var(--space-8);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out), transform var(--duration-normal) var(--ease-out), visibility var(--duration-normal);
  z-index: var(--z-dropdown);
}

/* Invisible gap bridge — extends upward from panel top to cover any gap */
.megamenu::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 0;
  width: 100%;
  height: 16px;
  pointer-events: auto;
}

header.scrolled .megamenu::before {
  height: 10px;
}

/* Per-megamenu widths */
.megamenu-services {
  min-width: 600px;
  max-width: 700px;
}

.megamenu-areas {
  min-width: 500px;
  max-width: 580px;
}

.has-megamenu:hover .megamenu,
.has-megamenu:focus-within .megamenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Position megamenu relative to navbar container */
.navbar .container {
  position: relative;
}

.megamenu-inner {
  width: 100%;
}

.megamenu-section-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  padding: 0 var(--space-2);
}

/* Service Areas grid */
.megamenu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
  gap: var(--space-1);
  list-style: none;
  padding: 0;
  margin: 0;
}

.megamenu-grid li:first-child a {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.megamenu-grid a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: background var(--duration-fast) var(--ease-default), color var(--duration-fast) var(--ease-default), padding-left var(--duration-fast) var(--ease-default);
}

.megamenu-grid a::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  opacity: 0;
  flex-shrink: 0;
  transition: opacity var(--duration-fast) var(--ease-default);
}

.megamenu-grid a:hover {
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
  color: var(--color-primary);
  padding-left: var(--space-4);
}

.megamenu-grid a:hover::before {
  opacity: 1;
}

/* Services columns */
.megamenu-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--space-8);
}

.megamenu-col-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.megamenu-col ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.megamenu-col ul li:first-child a {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.megamenu-col ul li a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: background var(--duration-fast) var(--ease-default), color var(--duration-fast) var(--ease-default), padding-left var(--duration-fast) var(--ease-default);
}

.megamenu-col ul li a::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  opacity: 0;
  flex-shrink: 0;
  transition: opacity var(--duration-fast) var(--ease-default);
}

.megamenu-col ul li a:hover {
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
  color: var(--color-primary);
  padding-left: var(--space-4);
}

.megamenu-col ul li a:hover::before {
  opacity: 1;
}

/* === STANDARD DROPDOWN (for small menus) === */
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--duration-normal) var(--ease-default), transform var(--duration-normal) var(--ease-default), visibility var(--duration-normal);
  z-index: var(--z-dropdown);
}

.dropdown::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 0;
  width: 100%;
  height: 16px;
}

.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.dropdown li a {
  display: block;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: background var(--duration-fast) var(--ease-default), color var(--duration-fast) var(--ease-default);
}

.dropdown li a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* === HAMBURGER === */
.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: background var(--duration-fast) var(--ease-default);
  flex-shrink: 0;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.navbar-toggle:hover {
  background: var(--color-bg-secondary);
}

/* === MOBILE DRAWER === */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-backdrop);
  pointer-events: none;
}

.mobile-overlay.open {
  display: block;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: min(320px, 90vw);
  height: 100dvh;
  background: var(--color-bg);
  z-index: var(--z-drawer);
  overflow-y: auto;
  transition: right var(--duration-moderate) var(--ease-default);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
}

.mobile-drawer.open {
  right: 0;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: var(--border-width) solid var(--color-border);
  flex-shrink: 0;
}

.mobile-drawer-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--color-text);
  border-radius: var(--radius-md);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-fast) var(--ease-default);
}

.mobile-drawer-close:hover {
  background: var(--color-bg-secondary);
}

.mobile-nav {
  list-style: none;
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-3);
  color: var(--color-text);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background var(--duration-fast) var(--ease-default), color var(--duration-fast) var(--ease-default);
  min-height: 44px;
}

.mobile-nav-link:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
}

.mobile-nav-section-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-text-muted);
  padding: var(--space-4) var(--space-3) var(--space-2);
  margin-top: var(--space-2);
}

.mobile-nav-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  gap: var(--space-2);
}

.mobile-nav-toggle-icon {
  flex-shrink: 0;
  transition: transform var(--duration-normal) var(--ease-default);
}

.mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle-icon {
  transform: rotate(180deg);
}

.mobile-nav-sub {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-left: var(--space-4);
}

.mobile-nav-sub[hidden] {
  display: none;
}

.mobile-nav-sub a {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  border-radius: var(--radius-md);
  min-height: 44px;
  transition: background var(--duration-fast) var(--ease-default), color var(--duration-fast) var(--ease-default);
}

.mobile-nav-sub a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.mobile-nav-cta {
  padding: var(--space-4) var(--space-5);
  border-top: var(--border-width) solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* === RESPONSIVE BREAKPOINTS === */
@media (max-width: 1024px) {
  .navbar-nav,
  .navbar-cta .btn {
    display: none;
  }

  .navbar-phone {
    display: none;
  }

  .navbar-toggle {
    display: flex;
  }
}

@media (min-width: 1025px) {
  .mobile-drawer,
  .mobile-overlay,
  .navbar-toggle {
    display: none !important;
  }
}

/* === FOOTER === */
.footer {
  background: #002d7a;
  color: #ffffff;
  padding: var(--space-16) 0 var(--space-8);
}

.footer .container {
  flex-direction: column;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: var(--border-width) solid rgba(255,255,255,0.1);
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  display: block;
  margin-bottom: var(--space-4);
}

.footer-logo img {
  height: 50px;
  width: auto;
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-5);
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  color: #ffffff;
  text-decoration: none;
  transition: background var(--duration-fast) var(--ease-default), transform var(--duration-fast) var(--ease-default);
}

.footer-social-link:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
  color: #ffffff;
}

.footer-review-link {
  width: auto;
  border-radius: var(--radius-full);
  padding: 0 var(--space-4);
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
}

.footer-review-link:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
  color: #ffffff;
}

.footer-col-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-4);
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--duration-fast) var(--ease-default);
}

.footer-nav a:hover {
  color: #ffffff;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
}

.footer-contact-item i {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-default);
}

.footer-contact-item a:hover {
  color: #ffffff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copyright {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.45);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-default);
}

.footer-legal a:hover {
  color: rgba(255,255,255,0.8);
}

/* Footer Responsive */
@media (max-width: 1024px) {
  /* Dynamic bottom padding tracks the fixed CTA bar height (set via JS).
     Fallback of 100px covers typical expanded bar (~80px) + 20px buffer
     before JS has a chance to measure and set the exact value. */
  .footer {
    padding-bottom: var(--cta-footer-offset, 100px);
    transition: padding-bottom var(--duration-normal) var(--ease-default);
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 640px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-logo {
    margin-left: auto;
    margin-right: auto;
  }

  .footer-tagline {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .footer-social {
    justify-content: center;
  }

  .footer-col {
    text-align: center;
  }

  .footer-col-title {
    text-align: center;
  }

  .footer-nav {
    align-items: center;
  }

  .footer-contact-item {
    justify-content: center;
    text-align: left;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .footer-legal {
    justify-content: center;
  }
}