/* ==========================================================================
   LAYOUT — header, footer, navigation, mobile menu, breadcrumb
   ========================================================================== */

/* ---- Site header ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.97);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base) var(--ease-out-expo),
              transform var(--transition-base) var(--ease-out-expo);
}

/* Always opaque so the nav bar reads as its own strip, separate from the
   hero slider / page-banner title underneath it, rather than overlaying it. */
.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
  height: var(--header-height-scrolled);
}

.site-header.is-hidden { transform: translateY(-100%); }

.header-inner {
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-24);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand img {
  height: 40px;
  width: auto;
}

/* ---- Primary nav ---- */
.nav-primary { display: none; }

@media (min-width: 1280px) {
  .nav-primary {
    display: flex;
    align-items: center;
    gap: clamp(0.4rem, 1.1vw, 1.5rem);
  }

  .nav-primary > li { position: relative; }

  .nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 4px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-ink);
    position: relative;
  }

  .nav-link::after {
    content: "";
    position: absolute;
    left: 0; right: 100%;
    bottom: 4px;
    height: 2px;
    background: var(--color-primary);
    transition: right var(--transition-base) var(--ease-out-expo);
  }

  .nav-link:hover::after,
  .nav-link.is-active::after { right: 0; }

  .nav-link.is-active { color: var(--color-primary); }

  .nav-link .chevron { transition: transform var(--transition-fast) var(--ease-out-expo); }

  .nav-item--dropdown:hover .chevron,
  .nav-item--dropdown:focus-within .chevron { transform: rotate(180deg); }

  /* Invisible bridge over the visual gap between the link and the dropdown
     panel below it — without this, moving the mouse straight down drops out
     of :hover for a frame and the dropdown closes before the cursor arrives. */
  .nav-item--dropdown::before {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: max(100%, 300px);
    height: 16px;
    pointer-events: none;
  }

  .nav-item--dropdown:hover::before,
  .nav-item--dropdown:focus-within::before {
    pointer-events: auto;
  }

  .nav-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 300px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    padding: var(--space-12);
    display: grid;
    gap: 2px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-base) var(--ease-out-expo),
                transform var(--transition-base) var(--ease-out-expo),
                visibility var(--transition-base);
  }

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

  .nav-dropdown a {
    display: block;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--color-body);
    transition: background var(--transition-fast), color var(--transition-fast), padding-left var(--transition-fast);
  }

  .nav-dropdown a:hover,
  .nav-dropdown a:focus-visible {
    background: var(--color-primary-50);
    color: var(--color-primary-dark);
    padding-left: 18px;
  }

  .nav-dropdown a.is-active {
    color: var(--color-primary);
    font-weight: 700;
  }

  /* Areas We Serve mega menu — same proven absolute-under-the-trigger
     positioning and hover-bridge as the plain dropdown above (deliberately
     NOT position:fixed/viewport-centred: that would either overflow the
     viewport at the narrow end of this breakpoint or, if narrowed to fit,
     sit far enough from its trigger to reopen the hover-gap bug fixed
     earlier). The bridge is simply widened to match the wider panel. */
  .nav-item--mega::before { width: min(90vw, 640px); }

  .nav-dropdown--mega {
    display: block;
    width: min(90vw, 640px);
    min-width: 0;
    max-height: 75vh;
    overflow-y: auto;
    padding: var(--space-24);
  }

  .mega-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-24) var(--space-32);
  }

  .mega-col h4 {
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-muted);
    margin-bottom: 6px;
    padding: 0 14px;
  }

  .mega-footer {
    margin-top: var(--space-16);
    padding-top: var(--space-16);
    border-top: 1px solid var(--color-line);
    text-align: center;
  }
}

/* ---- Header actions ---- */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  flex-shrink: 0;
}

/* Below ~480px, logo + "Get a Quote" pill + hamburger no longer fit on one
   line, which pushed the hamburger past the right edge of the viewport.
   Drop the header quote pill here — it stays available as the full-width
   button inside the mobile menu itself. */
@media (max-width: 480px) {
  .header-actions .btn--primary { display: none; }
  .header-actions { gap: var(--space-8); }
}

.header-phone {
  display: none;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-ink);
  white-space: nowrap;
}

.header-phone svg { color: var(--color-primary); flex-shrink: 0; }

@media (min-width: 1180px) {
  .header-phone { display: flex; }
}

.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

@media (min-width: 1280px) {
  .nav-toggle { display: none; }
}

.nav-toggle .bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  position: relative;
  transition: background var(--transition-fast);
}

.nav-toggle .bar::before,
.nav-toggle .bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  transition: transform var(--transition-base) var(--ease-out-expo), top var(--transition-base) var(--ease-out-expo);
}

.nav-toggle .bar::before { top: -7px; }
.nav-toggle .bar::after { top: 7px; }

.nav-toggle.is-active .bar { background: transparent; }
.nav-toggle.is-active .bar::before { top: 0; transform: rotate(45deg); }
.nav-toggle.is-active .bar::after { top: 0; transform: rotate(-45deg); }

/* ---- Mobile overlay menu ---- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--color-white);
  display: flex;
  flex-direction: column;
  padding: calc(var(--header-height) + 1rem) clamp(1.5rem, 6vw, 3rem) 2.5rem;
  overflow-y: auto;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base) var(--ease-out-expo),
              transform var(--transition-base) var(--ease-out-expo),
              visibility var(--transition-base);
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

@media (min-width: 1280px) {
  .mobile-menu { display: none; }
}

.mobile-menu-list { display: flex; flex-direction: column; gap: 4px; }

.mobile-menu-list > li {
  border-bottom: 1px solid var(--color-line);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 4px;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-ink);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--transition-slow) var(--ease-out-expo), transform var(--transition-slow) var(--ease-out-expo);
}

.mobile-menu.is-open .mobile-nav-link { opacity: 1; transform: translateY(0); }

.mobile-nav-link.is-active { color: var(--color-primary); }

.mobile-submenu-toggle svg { transition: transform var(--transition-base) var(--ease-out-expo); }
.mobile-submenu-toggle.is-open svg { transform: rotate(180deg); }

.mobile-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base) var(--ease-out-expo);
}

.mobile-submenu a {
  display: block;
  padding: 10px 4px 10px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-body);
  border-left: 2px solid var(--color-line);
}

.mobile-submenu a.is-active { color: var(--color-primary); border-color: var(--color-primary); font-weight: 700; }

.mobile-menu-footer {
  margin-top: auto;
  padding-top: var(--space-32);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.mobile-menu-socials { display: flex; gap: var(--space-16); }

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
}

.breadcrumb a { color: rgba(255,255,255,0.75); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--color-white); }
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb .current { color: var(--color-white); }

/* ---- Page banner (inner pages) ---- */
.page-banner {
  position: relative;
  padding-top: calc(var(--header-height) + clamp(2.5rem, 5vw, 4.5rem));
  padding-bottom: clamp(3rem, 6vw, 5rem);
  background: linear-gradient(135deg, var(--color-ink) 0%, #2A1E1B 55%, var(--color-primary-dark) 130%);
  color: var(--color-white);
  overflow: hidden;
}

.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), transparent 85%);
  pointer-events: none;
}

.page-banner-inner { position: relative; z-index: 1; }

.page-banner .eyebrow { color: var(--color-accent-light); }
.page-banner .eyebrow::before { background: var(--color-accent-light); }

.page-banner h1 { color: var(--color-white); max-width: 820px; }

.page-banner-lead {
  margin-top: var(--space-16);
  max-width: 640px;
  font-size: var(--fs-lead);
  color: rgba(255,255,255,0.82);
}

/* ---- Site footer ---- */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.72);
  padding-top: clamp(3rem, 5vw, 5rem);
}

.footer-grid {
  display: grid;
  gap: var(--space-48);
  grid-template-columns: 1fr;
  padding-bottom: clamp(2.5rem, 4vw, 4rem);
}

@media (min-width: 700px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1080px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.1fr; }
}

.footer-brand img { height: 40px; margin-bottom: var(--space-16); }
.footer-brand p { max-width: 320px; color: rgba(255,255,255,0.62); }

.footer-socials { display: flex; gap: 12px; margin-top: var(--space-24); }

.footer-social-link {
  width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius-full);
  color: var(--color-white);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.footer-social-link:hover { background: var(--color-primary); border-color: var(--color-primary); transform: translateY(-3px); }

.footer-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-16);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links { display: flex; flex-direction: column; gap: 10px; }

.footer-links a {
  color: rgba(255,255,255,0.68);
  font-size: 0.94rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover { color: var(--color-white); padding-left: 4px; }

.footer-contact-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: var(--space-16);
  font-size: 0.94rem;
}

.footer-contact-item svg { color: var(--color-accent-light); flex-shrink: 0; margin-top: 2px; }
.footer-contact-item a { color: rgba(255,255,255,0.82); }
.footer-contact-item a:hover { color: var(--color-white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-block: var(--space-24);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
}

.footer-bottom a { color: rgba(255,255,255,0.75); }
.footer-bottom a:hover { color: var(--color-white); }

/* ---- Back to top ---- */
.back-to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  /* Stacked above the always-on WhatsApp button (56px + gap) so the two
     never overlap in the bottom-right corner. */
  bottom: calc(clamp(1rem, 3vw, 2rem) + 68px);
  width: 48px; height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-ink);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 800;
  opacity: 0;
  transform: translateY(16px) scale(0.9);
  pointer-events: none;
  transition: opacity var(--transition-base) var(--ease-out-expo),
              transform var(--transition-base) var(--ease-out-expo),
              background var(--transition-fast);
}

.back-to-top.is-visible { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.back-to-top:hover { background: var(--color-primary); }

/* ---- Floating call / WhatsApp actions ---- */
.floating-action {
  position: fixed;
  bottom: clamp(1rem, 3vw, 2rem);
  width: 56px; height: 56px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
  z-index: 900;
  transition: transform var(--transition-fast) var(--ease-out-expo),
              box-shadow var(--transition-fast) var(--ease-out-expo);
}

.floating-action:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-xl);
}

.floating-action--call {
  left: clamp(1rem, 3vw, 2rem);
  background: var(--color-primary);
}

.floating-action--whatsapp {
  right: clamp(1rem, 3vw, 2rem);
  background: #25D366;
}

@media (max-width: 480px) {
  .floating-action { width: 50px; height: 50px; }
  .floating-action--call svg,
  .floating-action--whatsapp svg { width: 24px; height: 24px; }
}

/* ---- Common section layouts ---- */
.split {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.split > * { min-width: 0; }

@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--reverse > *:first-child { order: 2; }
}

/* Contact page: show the quote form before the contact-details/map column
   on mobile, where the split stacks into a single column. */
@media (max-width: 899px) {
  .contact-form-col { order: -1; }
}

.stat-band {
  display: grid;
  gap: var(--space-32);
  grid-template-columns: repeat(2, 1fr);
  text-align: center;
}

@media (min-width: 700px) {
  .stat-band { grid-template-columns: repeat(4, 1fr); }
}

.cta-band {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary) 65%);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 4vw, 4rem);
  position: relative;
  overflow: hidden;
}

.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 85% 20%, rgba(255,255,255,0.16), transparent 55%);
  pointer-events: none;
}

.cta-band-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-32);
  align-items: center;
  justify-content: space-between;
}

.cta-band h2, .cta-band h3 { color: var(--color-white); }
.cta-band p { color: rgba(255,255,255,0.85); }