/* NEXSPIRE — Mega-menu navigation (multi-column dropdowns). */

.nav__menu { position: relative; }
.nav__menu li { position: relative; }
.nav__menu a { white-space: nowrap; }

/* Dropdown trigger affordance */
.nav__menu .has-mega > a::after,
.nav__menu .has-dropdown > a::after {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  margin-left: 6px;
  opacity: .55;
  transition: transform .2s ease, opacity .2s ease;
}
.nav__menu .has-mega:hover > a::after,
.nav__menu .has-dropdown:hover > a::after,
.nav__menu .has-mega.is-open > a::after,
.nav__menu .has-dropdown.is-open > a::after {
  transform: translateY(0) rotate(225deg);
  opacity: 1;
}

/* Generic dropdown panel */
.mega-panel {
  position: fixed;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  top: 64px;
  min-width: 320px;
  max-width: min(1180px, 96vw);
  background: var(--bg-elevated, #11151a);
  border: 1px solid var(--border, #1f262e);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: 0 28px 60px -20px rgba(0,0,0,.55), 0 0 0 1px rgba(46,111,247,.12);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity .18s ease, transform .18s ease, visibility 0s linear .18s;
  z-index: 200;
}
[data-theme="light"] .mega-panel {
  background: #ffffff;
  border-color: #e2e8f0;
  box-shadow: 0 28px 60px -20px rgba(15,23,42,.18), 0 0 0 1px rgba(46,111,247,.06);
}
.has-mega:hover > .mega-panel,
.has-mega.is-open > .mega-panel,
.has-dropdown:hover > .mega-panel,
.has-dropdown.is-open > .mega-panel {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  transition: opacity .18s ease, transform .18s ease, visibility 0s linear 0s;
}

/* Hover bridge — invisible 24px strip above the panel that keeps :hover live
   while the cursor crosses from the trigger link down to the dropdown.
   Without this, the cursor passes through dead space, :hover flips off, and
   the panel closes before the user can click any sub-item. */
.mega-panel::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -24px;
  height: 24px;
  background: transparent;
  /* `pointer-events: auto` is the default but listed explicitly because
     the panel itself toggles `pointer-events: none` in its closed state.
     When the panel becomes visible (open) the pseudo inherits the auto. */
  pointer-events: auto;
}

/* When closed, kill the bridge too so it doesn't intercept clicks. */
.mega-panel { /* already has pointer-events: none above */ }
.has-mega:hover > .mega-panel::before,
.has-mega.is-open > .mega-panel::before,
.has-dropdown:hover > .mega-panel::before,
.has-dropdown.is-open > .mega-panel::before { pointer-events: auto; }

/* Also make the trigger `<a>` get a generous bottom padding so the hover
   region of the trigger itself extends down to overlap the bridge. */
.nav__menu .has-mega > a,
.nav__menu .has-dropdown > a {
  padding-bottom: 1rem;
  margin-bottom: -0.75rem; /* visual line stays where it was */
}

/* Mega — multi-column */
.mega-panel--wide { width: min(1180px, 96vw); }
.mega-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1.25rem 1.5rem;
}
.mega-col__title {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted, #8b97a3);
  margin-bottom: 0.625rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.375rem;
}
.mega-col__title::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent, #2E6FF7);
  flex-shrink: 0;
}
.mega-col--banking   .mega-col__title::before { background: #10B981; }
.mega-col--ai        .mega-col__title::before { background: #2E6FF7; }
.mega-col--energy    .mega-col__title::before { background: #F59E0B; }
.mega-col--cloud     .mega-col__title::before { background: #6366F1; }
.mega-col--enterprise .mega-col__title::before { background: #EC4899; }

.mega-col__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.0625rem; }
.mega-col__list li { padding: 0; }
.mega-col__list a {
  display: block;
  padding: 0.4375rem 0.5rem;
  border-radius: 8px;
  font-size: 0.8125rem;
  color: var(--text-primary);
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.35;
  transition: background-color .12s ease, color .12s ease, transform .12s ease;
}
.mega-col__list a:hover {
  background: rgba(46,111,247,.10);
  color: var(--accent, #2E6FF7);
  transform: translateX(2px);
}
[data-theme="light"] .mega-col__list a:hover {
  background: rgba(46,111,247,.07);
}
.mega-col__list a small {
  display: block;
  font-size: 0.6875rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: 0.0625rem;
  line-height: 1.3;
}

/* Footer / CTA strip inside mega */
.mega-panel__cta {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.mega-panel__cta-text {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}
.mega-panel__cta-text strong { color: var(--text-primary); }
.mega-panel__cta-actions { display: flex; gap: 0.5rem; }
.mega-panel__cta-actions a {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.5rem 0.875rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text-primary);
  transition: all .12s ease;
}
.mega-panel__cta-actions a:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.mega-panel__cta-actions a.is-primary {
  background: var(--gradient-primary, linear-gradient(135deg, #2E6FF7, #00B8D4));
  color: #fff;
  border-color: transparent;
}

/* Brand grid (3×3) */
.mega-brands {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.625rem;
  width: min(720px, 92vw);
}
.mega-brands a {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.875rem 0.875rem 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg, transparent);
  transition: all .15s ease;
}
.mega-brands a:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -10px rgba(46,111,247,.35);
}
.mega-brands__name {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.375rem;
  letter-spacing: -0.005em;
}
.mega-brands__name::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--brand-accent, #2E6FF7);
}
.mega-brands a[data-brand="energies"]   .mega-brands__name::before { background: #2E6FF7; }
.mega-brands a[data-brand="solarwind"]  .mega-brands__name::before { background: #F59E0B; }
.mega-brands a[data-brand="robotics"]   .mega-brands__name::before { background: #8B5CF6; }
.mega-brands a[data-brand="ai"]         .mega-brands__name::before { background: #06B6D4; }
.mega-brands a[data-brand="ai-platforms"] .mega-brands__name::before { background: #06B6D4; }
.mega-brands a[data-brand="services"]   .mega-brands__name::before { background: #10B981; }
.mega-brands a[data-brand="cloud"]      .mega-brands__name::before { background: #6366F1; }
.mega-brands a[data-brand="coe"]        .mega-brands__name::before { background: #EC4899; }
.mega-brands a[data-brand="rd"]         .mega-brands__name::before { background: #84CC16; }
.mega-brands a[data-brand="ai-security"] .mega-brands__name::before { background: #EF4444; }
.mega-brands__sub {
  font-size: 0.6875rem;
  color: var(--text-muted);
  line-height: 1.35;
  font-weight: 400;
}

/* Industries grid (3 columns) */
.mega-industries {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem 1rem;
  width: min(720px, 92vw);
}
.mega-industries a {
  font-size: 0.8125rem;
  padding: 0.5rem 0.625rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
  transition: background-color .12s ease;
}
.mega-industries a:hover { background: rgba(46,111,247,.08); color: var(--accent); }
.mega-industries .ico {
  width: 26px; height: 26px;
  border-radius: 7px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  flex-shrink: 0;
}
[data-theme="light"] .mega-industries .ico { background: #f8fafc; }

/* Innovation simple dropdown */
.mega-panel--simple {
  width: 280px;
  padding: 0.75rem;
}
.mega-panel--simple .mega-col__list a {
  font-size: 0.875rem;
  padding: 0.625rem 0.75rem;
}

/* Mobile */
@media (max-width: 1024px) {
  .mega-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mega-panel--wide { width: min(640px, 92vw); }
}
@media (max-width: 760px) {
  .mega-panel { display: none; }
  .nav__menu .has-mega.is-open .mega-panel,
  .nav__menu .has-dropdown.is-open .mega-panel {
    display: block;
    position: static;
    transform: none;
    width: 100%;
    max-width: none;
    margin-top: 0.5rem;
    box-shadow: none;
    padding: 1rem;
  }
  .mega-grid { grid-template-columns: 1fr; gap: 1rem; }
  .mega-brands, .mega-industries { grid-template-columns: 1fr; }
}

/* ========================================================================
   FOOTER — Legal entities block
   Two-card grid (Spire AI LLC · Spire AI SA) injected on every page so the
   Costa Rica address + cédula 3-101-908570 are always visible alongside the
   Delaware/Florida USA entity. Replaces the previous one-liner copyright.
   ======================================================================== */

.footer__legal {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
[data-theme="light"] .footer__legal { border-color: #e2e8f0; }

.footer__legal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.footer__legal-grid--three {
  grid-template-columns: repeat(3, 1fr);
}

.footer__legal-card {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-elevated);
  position: relative;
  overflow: hidden;
}
[data-theme="light"] .footer__legal-card { background: #f8fafc; border-color: #e2e8f0; }
.footer__legal-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
}
.footer__legal-card--us::before { background: linear-gradient(90deg, #b22234 0%, #ffffff 50%, #3c3b6e 100%); }
.footer__legal-card--cr::before { background: linear-gradient(90deg, #002b7f 0%, #ce1126 50%, #ffffff 100%); }
.footer__legal-card--tx::before { background: linear-gradient(90deg, #003f87 0%, #ffffff 50%, #bf0a30 100%); }

.footer__legal-flag { font-size: 1.375rem; line-height: 1; margin-bottom: 0.5rem; }

.footer__legal-name {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.875rem;
  letter-spacing: -0.005em;
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
}
.footer__legal-tag {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  background: rgba(46,111,247,.12);
  color: var(--accent, #2E6FF7);
  padding: 0.125rem 0.5rem;
  border-radius: 6px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}

.footer__legal-meta {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.footer__legal-meta li {
  display: flex;
  flex-direction: column;
  gap: 0.1875rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--border);
}
.footer__legal-meta li:last-child { border-bottom: 0; padding-bottom: 0; }
.footer__legal-meta span {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
.footer__legal-meta strong {
  font-size: 0.8125rem;
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.45;
}

.footer__legal-copyright {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--text-muted);
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
[data-theme="light"] .footer__legal-copyright { border-color: #e2e8f0; }
.footer__legal-copyright strong { color: var(--text-primary); }

.footer__legal-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}
.footer__legal-links a {
  color: var(--text-secondary);
  font-weight: 500;
  text-decoration: none;
  transition: color .12s ease;
}
.footer__legal-links a:hover { color: var(--accent, #2E6FF7); }

@media (max-width: 1024px) {
  .footer__legal-grid--three { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .footer__legal-grid,
  .footer__legal-grid--three { grid-template-columns: 1fr; }
  .footer__legal-copyright { flex-direction: column; align-items: flex-start; }
}