/* HHC shared UI kit (canonical visual tokens + layout + header/footer).
 * Byte-identical copies live in apps/web/public/css/ui-kit.css and
 * apps/control-plane/public/ui-kit.css — a governance test enforces it.
 * Do NOT redefine app-local CSS variables here; use --hhc-* tokens only. */

:root {
  --hhc-container: 1200px;
  --hhc-brand: #2dd4bf;
  --hhc-brand-ink: #042f2e;
  --hhc-radius: 12px;
  --hhc-font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

.hhc-container {
  max-width: var(--hhc-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ---- header ---- */
.hhc-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(9, 9, 11, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.hhc-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.hhc-nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}
.hhc-nav-links a {
  color: var(--text-secondary, #a1a1aa);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}
.hhc-menu-btn {
  display: none;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  color: #fff;
  font-size: 18px;
  padding: 6px 12px;
  cursor: pointer;
}

/* ---- buttons / badges ---- */
.hhc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
}
.hhc-btn-primary {
  background: var(--hhc-brand);
  border: none;
  color: var(--hhc-brand-ink);
}
.hhc-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 9999px;
  border: 1px solid rgba(45, 212, 191, 0.3);
  background: rgba(45, 212, 191, 0.1);
  color: var(--hhc-brand);
}
.hhc-version {
  font-size: 11px;
  color: var(--text-muted, #71717a);
  font-family: ui-monospace, monospace;
}

/* ---- footer ---- */
.hhc-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 40px 0 32px 0;
  margin-top: 48px;
}
.hhc-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 24px;
}
.hhc-footer h4 {
  font-size: 13px;
  color: #fff;
  margin: 0 0 12px 0;
}
.hhc-footer a {
  display: block;
  font-size: 13px;
  color: var(--text-secondary, #a1a1aa);
  text-decoration: none;
  margin-bottom: 8px;
}
.hhc-footer a:hover {
  color: var(--hhc-brand);
}
.hhc-footer-base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 12px;
  color: var(--text-muted, #71717a);
}

/* ---- responsive ---- */
@media (max-width: 1024px) {
  .hhc-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .hhc-nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(9, 9, 11, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 8px 20px 16px 20px;
  }
  .hhc-nav-links.open {
    display: flex;
  }
  .hhc-nav-links a {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .hhc-menu-btn {
    display: inline-block;
  }
  .hhc-footer-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .hhc-container {
    padding-left: 16px;
    padding-right: 16px;
  }
}