/* hub.css — house page (Main Hall) styles, layered on tokens.css */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(8, 8, 10, 0.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-soft);
}
.site-header .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}
.wordmark {
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: 0.04em;
}
.wordmark b { font-weight: 600; }

.nav { display: flex; align-items: center; gap: 32px; }
.nav a {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.nav a:hover { color: var(--ink); }

.companies-menu { position: relative; }
.companies-panel {
  position: absolute;
  top: calc(100% + 18px);
  right: 0;
  width: 340px;
  background: var(--ground-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}
.companies-menu:hover .companies-panel,
.companies-menu:focus-within .companies-panel {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.companies-panel a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 12px 12px;
  border-radius: var(--radius);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14.5px;
  text-transform: none;
  letter-spacing: 0;
}
.companies-panel a:hover { background: var(--ground-2); }
.companies-panel .dot {
  width: 7px; height: 7px; border-radius: 50%;
  display: inline-block; margin-right: 10px; flex: none;
}

.hero {
  padding: 120px 0 96px;
  border-bottom: 1px solid var(--line-soft);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 50% at 82% 8%, rgba(234, 231, 224, 0.06), transparent 60%),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.025) 0 1px, transparent 1px 120px);
  pointer-events: none;
}
.hero h1 {
  position: relative;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 22px 0 26px;
  max-width: 15ch;
}
.hero p.lede {
  position: relative;
  max-width: 54ch;
  font-size: 18px;
  color: var(--ink-dim);
  margin: 0 0 40px;
}
.hero .actions { position: relative; display: flex; gap: 14px; flex-wrap: wrap; }

.colonnade {
  padding: 88px 0;
  border-bottom: 1px solid var(--line-soft);
}
.colonnade .head { max-width: 60ch; margin-bottom: 56px; }
.colonnade .head h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 32px;
  margin: 10px 0 14px;
}
.colonnade .head p { color: var(--ink-dim); margin: 0; }

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.pillar {
  background: var(--ground-0);
  padding: 34px 28px 30px;
  display: flex;
  flex-direction: column;
  min-height: 220px;
  transition: background 0.2s ease;
}
.pillar:hover { background: var(--ground-1); }
.pillar .num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
  margin-bottom: 22px;
}
.pillar h3 {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.pillar h3 .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.pillar p { color: var(--ink-dim); font-size: 14.5px; margin: 0 0 20px; flex: 1; }
.pillar .go {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-faint);
}
.pillar:hover .go { color: var(--ink); }

@media (max-width: 900px) {
  .pillars { grid-template-columns: 1fr 1fr; }
  .nav .nav-links { display: none; }
}
@media (max-width: 640px) {
  .pillars { grid-template-columns: 1fr; }
  .hero { padding: 88px 0 64px; }
}

.institution {
  padding: 88px 0;
  border-bottom: 1px solid var(--line-soft);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.institution h2 {
  font-family: var(--serif); font-weight: 400; font-size: 28px; margin: 10px 0 16px;
}
.institution p { color: var(--ink-dim); }
.institution ul { list-style: none; margin: 22px 0 0; padding: 0; }
.institution li {
  display: flex; justify-content: space-between;
  padding: 14px 0; border-top: 1px solid var(--line-soft);
  font-size: 14.5px;
}
.institution li span:first-child { color: var(--ink-dim); }

@media (max-width: 800px) {
  .institution { grid-template-columns: 1fr; gap: 32px; }
}

.site-footer {
  padding: 56px 0 64px;
}
.site-footer .row {
  display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 24px;
}
.site-footer .fine { color: var(--ink-faint); font-size: 13px; }
.site-footer .contact { font-family: var(--mono); font-size: 13px; }
.site-footer .contact a { color: var(--ink-dim); }
.site-footer .contact a:hover { color: var(--ink); }