/* DA Consulting — site chrome on top of the Industry design system. */

body { margin: 0; }
a { color: var(--color-accent-700); text-decoration: none; }
a:hover { color: var(--color-accent-900); text-decoration: underline; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.shell { max-width: 1160px; margin: 0 auto; padding: 0 28px; }

/* — header — */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, #f2f2f3 92%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-divider);
}
.header-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 28px; padding-top: 14px; padding-bottom: 14px;
}
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--color-text); }
.brand:hover { text-decoration: none; color: var(--color-text); }
.brand-name {
  font-family: var(--font-heading); font-size: 16px;
  letter-spacing: 0.16em; text-transform: uppercase;
}
.site-nav { display: flex; align-items: center; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.navlink {
  font-family: var(--font-body); font-size: 13px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--color-text);
  padding: 6px 0; border-bottom: 2px solid transparent; text-decoration: none;
}
.navlink:hover { color: var(--color-accent-700); text-decoration: none; }
.navlink.active { border-bottom-color: var(--color-accent); }
.nav-cta {
  border-radius: 0; font-size: 13px; letter-spacing: 0.06em;
  text-transform: uppercase; padding: 9px 16px;
}
.nav-cta:hover { text-decoration: none; }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--color-divider);
  border-radius: 0; font-family: var(--font-body); font-size: 12px;
  letter-spacing: 0.08em; text-transform: uppercase; padding: 8px 12px;
  color: var(--color-text); cursor: pointer;
}

/* — footer — */
.site-footer { border-top: 1px solid var(--color-divider); }
.footer-row {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 32px; flex-wrap: wrap; padding-top: 40px; padding-bottom: 40px;
}
.footer-brand {
  display: flex; align-items: center; gap: 11px; margin-bottom: 8px;
  font-family: var(--font-heading); font-size: 15px;
  letter-spacing: 0.16em; text-transform: uppercase;
}
.footer-meta { font-size: 13px; color: color-mix(in srgb, var(--color-text) 62%, transparent); }
.footer-links {
  display: flex; gap: 22px; flex-wrap: wrap;
  font-size: 13px; letter-spacing: 0.04em; text-transform: uppercase;
}

/* — placeholder copy: replace these before launch — */
.ph {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 12px; letter-spacing: 0.02em;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}

/* — responsive: the page layouts are authored as fixed grids, flattened here — */
@media (max-width: 1000px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr) !important; }
  h1 { font-size: 46px !important; }
}
@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: flex-start; gap: 14px;
    padding: 20px 28px 26px;
    background: var(--color-bg); border-bottom: 1px solid var(--color-divider);
  }
  .nav-links.open { display: flex; }
  .site-nav { position: static; }
  .site-header { position: relative; }
  .grid-2, .grid-3, .grid-4, .split { grid-template-columns: 1fr !important; }
  .split > a.btn { justify-self: start; }
  main [style*="border-right"] { border-right: 0 !important; }
  h1 { font-size: 38px !important; }
  h2 { font-size: 30px !important; }
  main, section { padding-left: 20px !important; padding-right: 20px !important; }
  .shell { padding: 0 20px; }
}