/* MachineCommonwealth.com global navigation + footer v0.15.11
   A post-cascade chrome layer. It intentionally owns header/menu/footer geometry
   so older site.css navigation iterations cannot leak into the current release. */

/* ---------- Primary navigation ---------- */
.topbar,
.topbar-solid {
  height: 60px;
  padding-inline: max(24px, calc((100vw - var(--max)) / 2));
  background: rgba(7, 16, 20, .97);
  border-bottom: 1px solid rgba(179, 230, 225, .14);
}
.topbar:not(.topbar-solid) { background: rgba(7,16,20,.88); backdrop-filter: blur(10px); }
.brand { gap: 11px; min-width: 164px; }
.brand-mark { width: 32px; height: 32px; }
.brand strong { font-size: 12px; }
.brand em { font-size: 8px; margin-top: 5px; }
.site-nav { gap: 22px; font-size: 12px; }
.site-nav .nav-primary-link,
.nav-explore-menu > summary {
  min-height: 60px;
  display: inline-flex;
  align-items: center;
  padding: 0;
  white-space: nowrap;
  line-height: 1;
}
.site-nav .nav-primary-link::after { bottom: 12px; }
.nav-explore-menu { position: static; }
.nav-explore-menu > summary { gap: 5px; }
.nav-explore-menu > summary .nav-explore-chevron { color: #718985; font-size: 11px; transition: transform .18s ease; }
.nav-explore-menu[open] > summary .nav-explore-chevron { transform: rotate(180deg); }
.nav-explore-menu[open] > summary .nav-explore-label { transform: none; }
.nav-explore-menu[open] > summary,
.nav-explore-menu > summary:hover,
.nav-explore-menu > summary:focus-visible { color: #fff; }
.nav-explore-menu.active > summary { text-decoration: none; }
.nav-explore-menu.active > summary::after {
  content: "";
  position: absolute;
  height: 1px;
  background: var(--acid);
}
.site-nav .nav-cta {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 15px;
  margin-left: 2px;
  font-size: 11px;
  font-weight: 850;
}

/* The desktop Explore surface is a real mega-drawer, centered under the bar.
   Two domain columns prevent the five-link groups from collapsing into tiny text. */
.nav-explore-panel {
  position: fixed;
  z-index: 160;
  top: 60px;
  left: 50%;
  right: auto;
  transform: translateX(-50%);
  width: min(1080px, calc(100vw - 48px));
  max-height: calc(100dvh - 86px);
  overflow: auto;
  padding: 24px;
  background: #081519;
  border: 1px solid rgba(179,230,225,.28);
  box-shadow: 0 32px 90px rgba(0,0,0,.56);
}
.nav-explore-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(101,229,220,.025), transparent 45%, rgba(184,255,99,.018));
}
.nav-explore-panel > * { position: relative; }
.nav-explore-head {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  align-items: end;
  gap: 30px;
  padding: 0 0 18px;
}
.nav-explore-head span { color: var(--cyan); font-size: 8px; letter-spacing: .16em; font-weight: 850; }
.nav-explore-head strong { display: block; margin-top: 6px; color: #edf6f3; font-size: 20px; line-height: 1.2; }
.nav-explore-head p { margin: 5px 0 0; color: #7f9691; font-size: 11px; line-height: 1.5; }
.nav-all-topics { color: var(--acid) !important; font-size: 11px !important; font-weight: 850; white-space: nowrap; padding-bottom: 2px; }
.nav-explore-paths {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 9px;
  padding: 15px 0 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.nav-explore-paths a {
  min-height: 96px;
  display: block;
  padding: 13px 14px;
  background: #0b1b1f;
  border: 1px solid rgba(179,230,225,.16);
}
.nav-explore-paths a:hover,
.nav-explore-paths a:focus-visible { background: #0f2327; border-color: rgba(184,255,99,.42); }
.nav-explore-paths span { display: block; color: #6e8c86; font-size: 7.5px; letter-spacing: .12em; font-weight: 850; }
.nav-explore-paths strong { display: block; margin-top: 7px; color: #e2ece9; font-size: 12px; line-height: 1.3; }
.nav-explore-paths em { display: block; margin-top: 5px; color: #829995; font-size: 9px; font-style: normal; line-height: 1.45; }
.nav-explore-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 0 28px;
  padding: 5px 0 7px;
}
.nav-explore-group { display: block; padding: 14px 0; border-bottom: 1px solid rgba(179,230,225,.1); }
.nav-explore-group-head { display: flex; gap: 10px; align-items: baseline; margin-bottom: 7px; }
.nav-explore-group-head > span { color: var(--cyan); font: 8px/1 ui-monospace,SFMono-Regular,Menlo,monospace; }
.nav-explore-group-head > strong { color: #dce7e4; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.nav-explore-group-links { display: flex; flex-wrap: wrap; gap: 5px 7px; }
.nav-explore-group-links a {
  min-height: 31px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 9px;
  border: 1px solid rgba(179,230,225,.12);
  color: #9eb2ae;
  font-size: 10px;
  line-height: 1.25;
}
.nav-explore-group-links a span { color: #56716b; }
.nav-explore-group-links a:hover,
.nav-explore-group-links a:focus-visible { color: #fff; border-color: var(--line-strong); }
.nav-explore-tools {
  display: flex;
  align-items: center;
  gap: 8px 18px;
  padding-top: 14px;
  border-top: 0;
}
.nav-explore-tools > span { color: #5f7a74; font-size: 7.5px; letter-spacing: .14em; font-weight: 850; margin-right: 4px; }
.nav-explore-tools a { color: #9db1ad; font-size: 10px; font-weight: 750; }

/* Switch before the persistent row becomes visually compressed. */
@media (max-width: 1260px) {
  .topbar,.topbar-solid { height: 60px; }
  .nav-toggle { display: block; min-width: 44px; min-height: 44px; }
  .site-nav {
    display: none;
    position: absolute;
    z-index: 170;
    top: 60px !important;
    right: max(18px, calc((100vw - var(--max))/2));
    left: auto;
    width: min(420px, calc(100vw - 36px));
    max-height: calc(100dvh - 76px);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 10px;
    gap: 2px;
    flex-direction: column;
    align-items: stretch;
    background: #081519;
    border: 1px solid var(--line-strong);
    box-shadow: 0 22px 60px rgba(0,0,0,.48);
  }
  .site-nav.open { display: flex; }
  .site-nav .nav-primary-link,
  .nav-explore-menu > summary { min-height: 44px; padding: 0 12px; border-bottom: 1px solid rgba(255,255,255,.05); }
  .site-nav .nav-primary-link::after { display: none; }
  .site-nav .nav-primary-link.active,
  .nav-explore-menu.active > summary { color: var(--acid); }
  .nav-explore-menu { position: relative; border: 0; }
  .nav-explore-panel {
    position: static;
    transform: none;
    width: auto;
    max-height: none;
    overflow: visible;
    margin: 4px 0 8px;
    padding: 14px;
    border-color: rgba(179,230,225,.18);
    box-shadow: none;
  }
  .nav-explore-head { grid-template-columns: 1fr; gap: 8px; align-items: start; }
  .nav-explore-head strong { font-size: 16px; }
  .nav-explore-paths { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .nav-explore-paths a { min-height: 78px; }
  .nav-explore-grid { grid-template-columns: 1fr; }
  .nav-explore-tools { flex-wrap: wrap; }
  .site-nav .nav-cta { min-height: 44px; justify-content: center; margin: 5px 0 0; }
}
@media (max-width: 620px) {
  .topbar,.topbar-solid { padding-inline: 15px; }
  .brand { min-width: 0; }
  .brand-mark { width: 29px; height: 29px; }
  .site-nav { left: 15px; right: 15px; width: auto; }
  .nav-explore-paths { grid-template-columns: 1fr; }
  .nav-explore-paths a { min-height: 72px; }
  .nav-explore-group-links { display: grid; grid-template-columns: 1fr; }
  .nav-explore-group-links a { justify-content: space-between; }
  .nav-explore-tools > span { width: 100%; }
}

/* ---------- Footer ---------- */
.footer {
  padding: 38px 0 20px;
  background: #061014;
  border-top: 1px solid rgba(179,230,225,.14);
}
.footer-shell { display: grid; gap: 22px; }
.footer-lead {
  display: grid;
  grid-template-columns: minmax(260px,.72fr) minmax(0,1.28fr);
  gap: 48px;
  align-items: start;
}
.footer-brand { display: block; max-width: 390px; }
.footer-brand-lockup { display: flex; align-items: center; gap: 12px; }
.footer-brand-lockup .brand-mark { flex: 0 0 auto; width: 28px; height: 28px; }
.footer-brand-lockup strong { display: block; color: #e1ebe8; font-size: 12px; line-height: 1.2; }
.footer-brand-lockup div > span { display: block; margin-top: 4px; color: #5f7b75; font-size: 8px; letter-spacing: .06em; }
.footer-brand > p { margin: 12px 0 13px; max-width: 360px; color: #80958f; font-size: 10px; line-height: 1.55; }
.footer-canonical {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid rgba(184,255,99,.24);
  color: var(--acid);
  text-decoration: none;
  font-size: 9.5px;
  font-weight: 820;
}
.footer-canonical:hover,.footer-canonical:focus-visible { color: #fff; border-color: rgba(184,255,99,.5); }
.footer-context { border-left: 1px solid var(--line); padding-left: 28px; }
.footer-context > span,
.footer-findbar > div > span { display: block; color: var(--cyan); font-size: 7.5px; letter-spacing: .15em; font-weight: 850; }
.footer-context > strong,
.footer-findbar > div > strong { display: block; margin: 5px 0 12px; color: #dbe6e3; font-size: 15px; line-height: 1.25; }
.footer-context-links { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 8px; }
.footer-context-links a {
  min-height: 58px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 9px;
  padding: 9px 10px;
  border: 1px solid rgba(179,230,225,.16);
  background: rgba(12,29,33,.45);
  color: #a9bbb7;
  text-decoration: none;
}
.footer-link-index { color: #526f69; font: 8px/1 ui-monospace,SFMono-Regular,Menlo,monospace; }
.footer-link-label { font-size: 10px; font-weight: 760; line-height: 1.25; }
.footer-link-arrow { color: var(--acid); }
.footer-context-links a:hover,.footer-context-links a:focus-visible { color: #fff; border-color: rgba(184,255,99,.35); background: #0d2024; }
.footer-findbar {
  display: grid;
  grid-template-columns: minmax(230px,.45fr) minmax(0,1.55fr);
  gap: 30px;
  align-items: center;
  padding: 15px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.footer-findbar > div > strong { margin-bottom: 0; font-size: 12px; }
.footer-discovery-actions { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 8px; }
.footer-discovery-actions a {
  min-height: 47px;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 8px;
  align-items: center;
  padding: 7px 10px;
  border: 1px solid rgba(179,230,225,.14);
  color: #a8bab6;
  text-decoration: none;
}
.footer-discovery-actions a > span { font-size: 10px; font-weight: 820; }
.footer-discovery-actions a > em { grid-row: 2; color: #5f7772; font-size: 8px; font-style: normal; }
.footer-discovery-actions a > b { grid-column: 2; grid-row: 1 / 3; color: #76928c; font-size: 11px; font-weight: 500; }
.footer-discovery-actions a:hover,.footer-discovery-actions a:focus-visible { color: #fff; border-color: var(--line-strong); }
.footer-bottom { display: grid; grid-template-columns: minmax(220px,.7fr) minmax(0,1.3fr); gap: 24px; align-items: center; }
.footer-meta { display: flex; flex-wrap: wrap; gap: 4px 14px; color: #58716c; font-size: 8.5px; }
.footer-utility { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 5px 14px; }
.footer-utility a { color: #819792; text-decoration: none; font-size: 8.5px; }
.footer-utility a:hover,.footer-utility a:focus-visible { color: #fff; }

@media (max-width: 1040px) {
  .footer-lead { grid-template-columns: 1fr; gap: 20px; }
  .footer-brand { max-width: 650px; }
  .footer-context { border-left: 0; border-top: 1px solid var(--line); padding: 18px 0 0; }
  .footer-context-links { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .footer-findbar { grid-template-columns: 1fr; gap: 10px; }
}
@media (max-width: 620px) {
  .footer { padding-top: 30px; }
  .footer-shell { gap: 18px; }
  .footer-context-links,
  .footer-discovery-actions { grid-template-columns: 1fr; }
  .footer-context-links a { min-height: 50px; }
  .footer-bottom { grid-template-columns: 1fr; gap: 12px; }
  .footer-utility { justify-content: flex-start; }
}

@media print {
  .topbar,.footer { display: none !important; }
}