/* Terra Vita Global — common site shell, 23 September 2026.
   Extends the current homepage design across retained pages. */
html { scroll-padding-top: 104px; }
.tvg-site-v23 { overflow-wrap: break-word; }
.tvg-site-v23 :where(a, button, summary, input, select, textarea):focus-visible {
  outline: 3px solid var(--accent-warm); outline-offset: 4px;
}
.tvg-site-v23 main { min-height: 52vh; }
.tvg-site-v23 .tvg-reveal { opacity: 1; transform: none; }
.tvg-site-header { background: rgba(249,245,233,.97); border-bottom: 1px solid var(--rule-soft); }
.tvg-site-header .tvg-header-inner { gap: 22px; }
.tvg-site-header .tvg-logo { gap: 10px; min-width: 0; }
.tvg-site-header .tvg-logo-copy { display: grid; gap: 5px; }
.tvg-site-header .tvg-logo-name { display: block; font-size: 19px; }
.tvg-site-header .tvg-logo-tag {
  display: block; padding: 0; margin: 0; border: 0; font-size: 8px;
  line-height: 1.2; letter-spacing: .11em; white-space: normal;
}
.tvg-site-header .tvg-logo-tag::before { content: none; }
.tvg-site-header .tvg-nav-primary { gap: 20px; }
.tvg-site-header .tvg-nav-primary > a,
.tvg-site-header .tvg-explore-menu > summary { font: 500 12.5px/1.4 "DM Sans", sans-serif; }
.tvg-site-header .tvg-nav-primary > a { padding: 12px 0; }
.tvg-site-header .tvg-nav-primary a[aria-current="page"] { text-decoration: underline; text-underline-offset: 5px; }
.tvg-site-header .tvg-nav-actions { gap: 16px; padding-left: 20px; }
.tvg-site-header .tvg-nav-actions .tvg-cta-primary { font-size: 10.5px; letter-spacing: .09em; padding: 14px 16px; }
.tvg-explore-menu { position: static; }
.tvg-explore-menu > summary {
  list-style: none; display: flex; align-items: center; gap: 7px;
  padding: 12px 0; cursor: pointer; color: var(--ink);
}
.tvg-explore-menu > summary::-webkit-details-marker { display: none; }
.tvg-explore-menu[open] > summary { color: var(--accent); }
.tvg-explore-menu[open] > summary > span { transform: rotate(180deg); }
.tvg-mega-panel {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  width: min(1000px, calc(100vw - 64px)); display: grid; grid-template-columns: .9fr 1.2fr 1.1fr;
  gap: 32px; padding: 32px; max-height: calc(100vh - 100px); overflow-y: auto;
  border: 1px solid var(--rule-soft); border-top: 3px solid var(--accent-warm);
  background: var(--paper-pure); box-shadow: 0 20px 40px rgba(5,26,44,.16);
}
.tvg-menu-group .tvg-eyebrow { display: block; margin: 0 0 16px; font-size: 10px; line-height: 1.4; }
.tvg-menu-group ul { display: grid; gap: 0; }
.tvg-menu-group li { min-width: 0; }
.tvg-site-header .tvg-menu-group a,
.tvg-menu-group a {
  display: block; padding: 9px 0; font: 400 13px/1.5 "DM Sans", sans-serif;
  border-top: 1px solid var(--rule-soft); white-space: normal;
}
.tvg-menu-group a:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.tvg-site-header .tvg-burger {
  flex: 0 0 auto; align-items: center; justify-content: center; gap: 9px;
  width: auto; height: 40px; padding: 9px 12px; border: 1px solid var(--rule-soft);
  background: var(--paper-pure); border-radius: 0;
}
.tvg-site-header .tvg-burger::before, .tvg-site-header .tvg-burger::after { content: none; }
.tvg-menu-word { font: 500 11px/1.1 "DM Sans",sans-serif; }
.tvg-menu-icon { display: block; width: 16px; height: 10px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.tvg-site-header .tvg-burger[aria-expanded="true"] .tvg-menu-icon { height: 0; border-bottom: 0; }
.tvg-site-header .tvg-mobile-nav { max-height: calc(100dvh - 76px); overscroll-behavior: contain; }
.tvg-site-header .tvg-mobile-nav a { line-height: 1.5; }
.tvg-site-header .tvg-mobile-nav-actions a { justify-content: center; text-align: center; line-height: 1.5; font-size: 10px; letter-spacing: .08em; }
.tvg-site-header .tvg-mobile-nav-section .tvg-eyebrow { line-height: 1.4; }
.tvg-noscript-nav { display: flex; gap: 16px; overflow-x: auto; padding: 10px 24px; border-top: 1px solid var(--rule-soft); font-size: 12px; background: var(--paper-pure); }
.tvg-noscript-nav a { white-space: nowrap; }
@media (max-width: 1199px) {
  .tvg-site-header .tvg-nav-primary { display: none; }
  .tvg-site-header .tvg-burger { display: inline-flex; }
  .tvg-site-header .tvg-nav-actions { display: flex; }
}
@media (min-width: 1200px) {
  .tvg-site-header .tvg-nav-primary { display: flex; }
  .tvg-site-header .tvg-burger, .tvg-site-header .tvg-mobile-nav { display: none !important; }
  .tvg-site-header .tvg-nav-actions { display: flex; }
}
@media (max-width: 720px) {
  .tvg-site-header .tvg-nav-actions { display: none; }
  .tvg-site-header .tvg-logo-name { font-size: 18px; }
  .tvg-site-header .tvg-logo-tag { font-size: 7.5px; }
}
@media (max-width: 560px) {
  .tvg-site-header .tvg-mobile-nav { max-height: calc(100dvh - 64px); }
  .tvg-site-header .tvg-header-inner { gap: 12px; }
  .tvg-site-header .tvg-logo-mark--img { width: 34px; height: 34px; }
  .tvg-site-header .tvg-logo-name { font-size: 16px; }
  .tvg-site-header .tvg-logo-tag { font-size: 6.8px; letter-spacing: .07em; }
}
@media (max-width: 359px) {
  .tvg-site-header .tvg-header-inner { padding-left: 16px; padding-right: 16px; }
  .tvg-site-header .tvg-logo { gap: 7px; }
  .tvg-site-header .tvg-logo-name { font-size: 15px; }
  .tvg-site-header .tvg-logo-tag { font-size: 6px; }
  .tvg-site-header .tvg-burger { padding: 8px; gap: 6px; }
}
/* Interior pages retain their content and controls, with the same warm
   paper, restrained navy and generous typography as the current homepage. */
.tvg-interior-v23 .tvg-page-hero {
  padding: clamp(48px,6vw,82px) 0 clamp(42px,5vw,68px);
  background: linear-gradient(120deg, var(--paper-warm), var(--paper-pure) 72%);
  border-bottom: 1px solid var(--rule-soft);
}
.tvg-interior-v23 .tvg-page-hero h1 {
  max-width: 990px; font-size: clamp(34px,4.25vw,57px); line-height: 1.1;
  letter-spacing: -.025em; text-wrap: balance;
}
.tvg-interior-v23 .tvg-page-hero .tvg-lead {
  max-width: 850px; margin-top: 24px; font-size: clamp(15px,1.3vw,17px);
  line-height: 1.7; color: rgba(10,42,67,.78);
}
.tvg-interior-v23 .tvg-page-hero .tvg-section-meta { margin-bottom: 24px; }
.tvg-site-v23 .tvg-hero-actions { flex-wrap: wrap; gap: 12px; }
.tvg-site-v23 .tvg-hero-actions > a,
.tvg-site-v23 .tvg-hero-actions > button { line-height: 1.45; }
.tvg-interior-v23 .tvg-resource-card h3 { line-height: 1.2; }
.tvg-site-v23 .tvg-resource-card { min-width: 0; }
.tvg-site-v23 .tvg-contact-card a,
.tvg-site-v23 .tvg-footer-office a { overflow-wrap: anywhere; }
.tvg-site-v23 .tvg-table-wrap { max-width: 100%; overflow-x: auto; }
.tvg-site-v23 .tvg-table { min-width: 550px; }
.tvg-site-v23 form :where(input:not([type="checkbox"]):not([type="radio"]), select, textarea) { max-width: 100%; min-width: 0; }
.tvg-site-v23 .tvg-suite-nav a { min-width: 0; }
.tvg-site-v23 .sim-grid { min-width: 0; }
.tvg-site-v23 .sim-btns { flex-wrap: wrap; }
.tvg-site-v23 .sim-btns button { font-size: 10px; letter-spacing: .08em; }
@media (max-width: 600px) {
  .tvg-interior-v23 .tvg-page-hero h1 { font-size: clamp(30px,8vw,42px); }
  .tvg-site-v23 .tvg-hero-actions > a,
  .tvg-site-v23 .tvg-hero-actions > button { max-width: 100%; white-space: normal; }
  .tvg-interior-v23 .tvg-hero-actions > a { font-size: 10px; letter-spacing: .07em; padding: 13px 16px; }
  .tvg-site-v23 .tvg-section-meta { flex-wrap: wrap; }
  .tvg-site-v23 .tvg-eyebrow { line-height: 1.45; }
}
/* One footer everywhere, with a compact directory instead of six legacy
   standalone simulation hosts repeated throughout the site. */
.tvg-site-footer { padding-top: 58px; background: var(--paper-warm); }
.tvg-site-footer .tvg-footer-grid { display: grid; grid-template-columns: minmax(0,1.4fr) repeat(3,minmax(0,1fr)); gap: 32px; }
.tvg-site-footer h2 { margin: 14px 0 18px; font-size: 31px; line-height: 1.15; }
.tvg-site-footer .tvg-footer-lede { font-size: 13.5px; line-height: 1.65; max-width: 330px; }
.tvg-site-footer .tvg-footer-office { margin-top: 24px; font-size: 12px; line-height: 1.8; color: var(--ink-soft); }
.tvg-site-footer h3 { margin-bottom: 18px; }
.tvg-site-footer .tvg-footer-grid ul { display: grid; gap: 11px; }
.tvg-site-footer .tvg-footer-grid li a { font-size: 12.5px; line-height: 1.6; }
.tvg-footer-directory { margin-top: 36px; padding: 18px 0; border-top: 1px solid var(--rule-soft); border-bottom: 1px solid var(--rule-soft); }
.tvg-footer-directory > summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; cursor: pointer; font-size: 12px; font-weight: 500; list-style: none; }
.tvg-footer-directory > summary::-webkit-details-marker { display: none; }
.tvg-footer-directory[open] > summary > span { transform: rotate(45deg); }
.tvg-directory-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 40px; padding: 28px 0 10px; }
.tvg-site-footer .tvg-footer-statement { margin-top: 26px; padding-top: 0; border: 0; font-size: 11px; line-height: 1.8; }
.tvg-site-footer .tvg-footer-bottom { justify-content: space-between; gap: 20px; padding-top: 20px; margin-top: 20px; }
.tvg-site-footer .tvg-footer-copy { font-size: 10px; line-height: 1.6; }
.tvg-back-top { font-size: 11px; white-space: nowrap; }
@media (max-width: 920px) {
  .tvg-site-footer .tvg-footer-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .tvg-site-footer .tvg-footer-grid > div:first-child { grid-column: 1/-1; }
  .tvg-site-footer .tvg-footer-lede { max-width: 540px; }
}
@media (max-width: 620px) {
  .tvg-site-footer .tvg-footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 30px 22px; }
  .tvg-site-footer .tvg-footer-grid > div:first-child { grid-column: 1/-1; }
  .tvg-directory-grid { grid-template-columns: 1fr; gap: 25px; }
  .tvg-site-footer .tvg-footer-bottom { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .tvg-site-v23 *, .tvg-site-v23 *::before, .tvg-site-v23 *::after { animation: none !important; transition-duration: .01ms !important; }
}
@media print {
  .tvg-site-v23 { padding-top: 0; background: white; }
  .tvg-site-v23 .tvg-reveal { opacity: 1 !important; transform: none !important; }
}
/* Legacy contact markup uses article cards, not the old list-row pattern. */
.tvg-site-v23 .tvg-contact-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; margin-top: 28px; }
.tvg-site-v23 .tvg-contact-card { display: flex; flex-direction: column; gap: 12px; min-width: 0; padding: 28px; background: var(--paper-pure); border: 1px solid var(--rule-soft); }
.tvg-site-v23 .tvg-contact-card h3 { font-size: 27px; line-height: 1.2; }
.tvg-site-v23 .tvg-contact-card p { font-size: 13.5px; line-height: 1.7; color: var(--ink-soft); }
.tvg-site-v23 .tvg-contact-card p:last-child { margin-top: auto; }
.tvg-site-v23 .tvg-contact-card a { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 680px) { .tvg-site-v23 .tvg-contact-list { grid-template-columns: 1fr; } .tvg-site-v23 .tvg-contact-card { padding: 24px; } }
/* Bring the specialist Spatial Intelligence page into the same visual family. */
.tvg-interior-v23 .tvg-si-hero { padding: clamp(48px,6vw,82px) 0 clamp(42px,5vw,68px); background: linear-gradient(120deg,var(--paper-warm),var(--paper-pure) 72%); }
.tvg-interior-v23 .tvg-si-hero h1 { font-size: clamp(34px,4.25vw,57px); line-height: 1.1; letter-spacing: -.025em; text-wrap: balance; }
.tvg-interior-v23 .tvg-si-lead { font-size: 17px; line-height: 1.7; }
.tvg-interior-v23 :where(.tvg-si-hero-panel,.tvg-si-card,.tvg-si-profile-card,.tvg-si-map-card,.tvg-si-api) { border-radius: 2px; background: var(--paper-pure); box-shadow: none; }
/* Keep the wide propagation diagram scrollable inside its own panel. */
.tvg-site-v23 .sim-grid { grid-template-columns: minmax(0,320px) minmax(0,1fr); }
.tvg-site-v23 :where(.sim-stage,.sim-panel,.sim-flow,.sim-gauge,.sim-read) { min-width: 0; max-width: 100%; }
.tvg-site-v23 .sim-flow { overflow-x: auto; }
.tvg-site-v23 .sim-cells { min-width: 700px; padding: 3px; }
@media (max-width:880px) { .tvg-site-v23 .sim-grid { grid-template-columns: minmax(0,1fr); } }
.tvg-site-v23 .tvg-si-hero-grid > * { min-width: 0; }
@media (max-width:1050px) { .tvg-site-v23 .tvg-si-hero-grid { grid-template-columns: minmax(0,1fr); } }
@media (max-width:400px) {
  .tvg-site-v23 .tvg-si-panel-head { flex-wrap: wrap; }
  .tvg-site-v23 .tvg-si-hero-panel { padding: 20px; }
  .tvg-site-v23 .tvg-si-mini { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 5px; }
  .tvg-site-v23 .tvg-si-mini div { padding: 12px 6px; }
  .tvg-site-v23 .tvg-si-score { width: min(210px,100%); height: auto; aspect-ratio: 1; }
}