/* ==========================================================================
   Alhaan LLC — responsive rules
   Mobile-first: base styles cover phones; min-width queries add layout.
   Navigation switches from drawer (< 1240px) to mega-menu (>= 1240px).
   ========================================================================== */

/* ---------- Mobile / tablet navigation (default) ---------- */
@media (max-width: 1239.98px) {
  .nav-toggle { display: inline-flex; align-items: center; gap: 8px; margin-left: auto; min-height: 44px; padding: 8px 14px; border: 1.5px solid var(--line-strong); border-radius: 999px; background: #fff; color: var(--navy-900); font: 600 .92rem var(--font-head); cursor: pointer; }
  .nav-toggle .icon-close { display: none; }
  .nav-toggle[aria-expanded="true"] .icon-open { display: none; }
  .nav-toggle[aria-expanded="true"] .icon-close { display: inline; }

  .site-nav { position: fixed; inset: var(--header-h) 0 0 0; z-index: 99; background: #fff; overflow-y: auto; overscroll-behavior: contain; padding: 8px var(--gutter) 32px; display: flex; flex-direction: column; visibility: hidden; opacity: 0; transform: translateY(-8px); transition: opacity .2s, transform .2s, visibility 0s .2s; border-top: 1px solid var(--line); }
  .site-nav.is-open { visibility: visible; opacity: 1; transform: none; transition: opacity .2s, transform .2s; }
  body.nav-locked { overflow: hidden; }

  .nav-list > .nav-item { border-bottom: 1px solid var(--line); }
  .nav-link, .nav-trigger { width: 100%; justify-content: space-between; padding: 16px 4px; font-size: 1.05rem; min-height: 52px; }
  .mega { display: none; padding: 0 0 18px; }
  .nav-item.is-open > .mega { display: block; }
  .mega-inner { display: grid; gap: 18px; }
  .mega-col li a { padding: 9px 0; font-size: 1rem; }
  .mega-cards { display: grid; gap: 4px; }
  .mega-card { padding: 10px 6px; }
  .mega-card small { display: none; }
  .mega-feature { background: none; padding: 4px 0 0; }
  .mega-feature > :not(.mega-all) { display: none; }
  .mega-feature .mega-all { margin-top: 4px; color: var(--blue-700); }
  .menu-list a { padding: 11px 6px; font-size: 1rem; }
  .nav-actions { flex-direction: column; align-items: stretch; margin-top: 24px; gap: 12px; }
  .nav-actions .btn { padding: 1em; font-size: 1rem; }
}

/* ---------- Desktop navigation ---------- */
@media (min-width: 1240px) {
  .nav-list > .nav-item--mobile-only { display: none; }
  .header-inner { position: relative; }
  .header-inner { gap: 12px; }
  .site-nav { display: flex; align-items: center; flex: 1; min-width: 0; gap: 12px; align-self: stretch; }
  .nav-list { display: flex; align-items: stretch; align-self: stretch; gap: 0; margin-left: 4px; }
  .nav-list > .nav-item { display: flex; align-items: center; }
  .nav-trigger, .nav-link { padding: 10px 9px; font-size: .92rem; }
  .nav-actions .btn--sm { padding: .65em 1em; font-size: .88rem; }
  .nav-trigger:hover, .nav-link:hover, .nav-item.is-open > .nav-trigger { color: var(--blue-700); background: var(--blue-50); }
  .nav-actions { margin-left: auto; }
  .nav-item:has(> .mega--compact) { position: relative; }
  .mega { position: absolute; top: 100%; left: 50%; width: min(1140px, calc(100vw - 32px)); transform: translate(-50%, 8px); background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 26px; opacity: 0; visibility: hidden; transition: opacity .18s, transform .18s, visibility 0s .18s; z-index: 120; }
  .nav-item.is-open > .mega { opacity: 1; visibility: visible; transform: translate(-50%, 0); transition: opacity .18s, transform .18s; }
  .mega-inner { display: grid; grid-template-columns: 1fr 280px; gap: 28px; }
  .mega-inner--wide { grid-template-columns: repeat(4, minmax(0, 1fr)) 260px; }
  .mega-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; align-content: start; }
  .mega--compact { top: calc(100% - 8px); left: 0; width: 270px; padding: 10px; transform: translateY(8px); }
  .nav-item.is-open > .mega--compact { transform: none; }
  .mega--right { left: auto; right: 0; }
  #menu-hosting, #menu-industries { width: min(860px, calc(100vw - 32px)); }
}
@media (min-width: 1240px) and (max-width: 1379.98px) {
  .nav-trigger, .nav-link { padding: 10px 7px; font-size: .88rem; }
  .brand-name { font-size: 1.2rem; }
  .nav-actions .btn--ghost { padding: .65em .8em; }
}

/* ---------- Layout breakpoints ---------- */
@media (min-width: 720px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .configurator { grid-template-columns: 1fr; }
}
@media (min-width: 960px) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--wide-left { grid-template-columns: 1.15fr .85fr; }
  .split--wide-right { grid-template-columns: .85fr 1.15fr; }
  .split--reverse > :first-child { order: 2; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; }
  .page-hero-grid { grid-template-columns: 1.4fr .6fr; }
  .page-hero-icon { display: grid; place-items: center; justify-self: end; width: 220px; height: 220px; border-radius: 40px; background: linear-gradient(150deg, rgba(31, 94, 255, .35), rgba(44, 197, 214, .12)); border: 1px solid rgba(255, 255, 255, .14); color: var(--teal-200); box-shadow: inset 0 0 60px rgba(44, 197, 214, .12); }
  .page-hero-icon .icon { width: 96px; height: 96px; stroke-width: 1.2; }
  .configurator { grid-template-columns: 1.5fr 1fr; }
  .config-summary { position: sticky; top: calc(var(--header-h) + 72px); }
  .sticky-col { position: sticky; top: calc(var(--header-h) + 24px); }
}
@media (min-width: 1100px) {
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr; }
}

/* ---------- Small phones ---------- */
@media (max-width: 480px) {
  .btn-row .btn { flex: 1 1 100%; }
  .btn { white-space: normal; text-align: center; }
  .brand-name { font-size: 1.2rem; }
  .brand-mark { width: 34px; height: 34px; }
  .nav-toggle-label { display: none; }
  .faq-item summary { padding: 16px; font-size: .98rem; }
  .faq-answer { padding: 0 16px 16px; }
  th, td { padding: 11px 12px; }
  .modal-body { padding: 18px; }
  .modal-head { padding: 14px 18px; }
}