/* ABQ Asphalt — Layout
   Header, footer, container, section, grid. */

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--sp-4);
  padding: var(--sp-3) var(--sp-5);
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus { top: var(--sp-4); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--sp-5);
}
@media (min-width: 768px) { .container { padding-inline: var(--sp-6); } }

.container-narrow { max-width: var(--container-narrow); margin-inline: auto; padding-inline: var(--sp-5); }

.section {
  padding-block: var(--sp-8);
}
@media (min-width: 768px) { .section { padding-block: var(--sp-9); } }

.section--alt { background: var(--color-bg-alt); }
.section--dark { background: var(--color-primary-900); color: var(--color-text-on-primary); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--color-text-on-primary); }
.section--dark p { color: rgba(245, 241, 234, 0.78); }

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--sp-7);
}
.section-head h2 { margin-bottom: var(--sp-4); }
.section-head p { margin: 0 auto; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}
.site-header.is-stuck {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-primary);
  transition: opacity var(--dur) var(--ease);
}
.brand:hover { color: var(--color-primary); opacity: 0.88; }
.brand-logo {
  height: 56px;
  width: auto;
  display: block;
  border-radius: var(--radius-sm);
}
@media (min-width: 768px) {
  .brand-logo { height: 64px; }
}
/* Legacy brand-mark for any leftover references — kept as no-op */
.brand-mark { display: none; }

.primary-nav { display: none; }
@media (min-width: 1024px) {
  .primary-nav {
    display: flex;
    gap: var(--sp-5);
    align-items: center;
  }
  .primary-nav a {
    text-decoration: none;
    font-weight: 500;
    color: var(--color-text);
    padding: var(--sp-2) 0;
    position: relative;
  }
  .primary-nav a:hover { color: var(--color-primary); }
  .primary-nav .has-menu { position: relative; }
  .primary-nav .menu-toggle {
    background: none;
    border: 0;
    padding: var(--sp-2) 0;
    color: inherit;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
  }
  .primary-nav .menu-toggle::after {
    content: '';
    width: 8px; height: 8px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
    transition: transform var(--dur) var(--ease);
  }
  .primary-nav .has-menu[aria-expanded="true"] .menu-toggle::after { transform: rotate(-135deg) translateY(0); }
  .submenu {
    position: absolute;
    top: 100%;
    left: -16px;
    min-width: 240px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--sp-3);
    list-style: none;
    margin: 0;
    margin-top: 8px;
    display: none;
  }
  /* Invisible bridge: extend hover area up to the trigger button so cursor can cross the gap */
  .has-menu[aria-expanded="true"] .submenu { display: block; }
  .has-menu[aria-expanded="true"] .submenu::before {
    content: '';
    position: absolute;
    top: -8px; left: 0; right: 0;
    height: 8px;
  }
  .submenu li { margin: 0; }
  .submenu a {
    display: block;
    padding: var(--sp-2) var(--sp-3);
    border-radius: var(--radius-sm);
    font-weight: 500;
  }
  .submenu a:hover { background: var(--color-bg-alt); color: var(--color-primary); }
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
}
.header-phone {
  display: none;
  align-items: center;
  gap: var(--sp-2);
  text-decoration: none;
  color: var(--color-primary);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
@media (min-width: 640px) { .header-phone { display: inline-flex; } }

.nav-toggle {
  display: inline-grid;
  place-items: center;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
}
@media (min-width: 1024px) { .nav-toggle { display: none; } }

.nav-toggle .bars {
  position: relative;
  width: 20px; height: 14px;
}
.nav-toggle .bars::before,
.nav-toggle .bars::after,
.nav-toggle .bars span {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease), top var(--dur) var(--ease);
}
.nav-toggle .bars::before { top: 0; }
.nav-toggle .bars span    { top: 6px; }
.nav-toggle .bars::after  { top: 12px; }

body[data-nav-open] .nav-toggle .bars::before { transform: translateY(6px) rotate(45deg); }
body[data-nav-open] .nav-toggle .bars span    { opacity: 0; }
body[data-nav-open] .nav-toggle .bars::after  { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Mobile nav overlay ---------- */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-nav-overlay);
  background: var(--color-bg);
  padding: 90px var(--sp-5) var(--sp-7);
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  overflow-y: auto;
}
body[data-nav-open] .mobile-nav { opacity: 1; transform: translateY(0); pointer-events: auto; }

.mobile-nav ul { list-style: none; padding: 0; margin: 0; }
.mobile-nav a {
  display: block;
  padding: var(--sp-4) var(--sp-3);
  font-size: var(--fs-lg);
  font-weight: 600;
  text-decoration: none;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav .mnav-group-label {
  display: block;
  padding: var(--sp-5) var(--sp-3) var(--sp-2);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 700;
}
.mobile-nav .mobile-cta {
  margin-top: var(--sp-6);
  display: flex; flex-direction: column; gap: var(--sp-3);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-900);
  color: rgba(245, 241, 234, 0.72);
  padding: var(--sp-9) 0 var(--sp-5);
  margin-top: var(--sp-9);
}
.site-footer a {
  color: rgba(245, 241, 234, 0.85);
  text-decoration: none;
}
.site-footer a:hover { color: var(--color-accent); }

.footer-grid {
  display: grid;
  gap: var(--sp-7);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }

.footer-heading {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-accent);
  margin-bottom: var(--sp-4);
}

.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: var(--sp-3); }

.nap {
  font-style: normal;
  line-height: 1.7;
  font-size: var(--fs-sm);
}
.nap strong { color: var(--color-text-on-primary); display: block; font-size: var(--fs-md); margin-bottom: var(--sp-2); font-family: var(--font-display); font-weight: 600; }

.footer-bottom {
  margin-top: var(--sp-7);
  padding-top: var(--sp-5);
  border-top: 1px solid rgba(245, 241, 234, 0.12);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
}
@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; }
}

/* ---------- Grids ---------- */
.grid { display: grid; gap: var(--sp-5); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr 1fr; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 768px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.cluster { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: center; }