/*
 * SIT Recycling Enterprise V6.3.8 — governed Social Impact programme.
 * This layer loads after every other public stylesheet so page-specific
 * composition, current-page navigation and responsive controls remain stable.
 */

/* Current-page navigation ------------------------------------------------- */
.sit-primary-nav a[aria-current="page"],
.sit-primary-nav button.is-current,
.sit-primary-nav .current-menu-item > a{
  position:relative;
  color:var(--sit-green);
}
.sit-primary-nav a[aria-current="page"]::after,
.sit-primary-nav button.is-current::after{
  content:"";
  position:absolute;
  left:11px;
  right:11px;
  bottom:4px;
  height:3px;
  border-radius:999px;
  background:var(--sit-lime);
}
.home .sit-primary-nav a[aria-current="page"],
.home .sit-primary-nav button.is-current{
  color:var(--sit-lime);
}
.sit-header-cta[aria-current="page"]{
  box-shadow:0 0 0 3px rgba(201,242,74,.24);
}

/* Impact photographic hero ----------------------------------------------- */
.sit-route-social-impact .sit-v63-hero{
  min-height:620px;
}
.sit-route-social-impact .sit-v63-hero__media{
  background-image:var(--sit-image-social-impact);
  background-position:center 46%;
  filter:brightness(1.18) contrast(1.06) saturate(1.04);
}
.sit-route-social-impact .sit-v63-hero__veil{
  background:
    linear-gradient(180deg,rgba(1,28,22,.06),rgba(1,28,22,.02) 48%,rgba(1,28,22,.14)),
    linear-gradient(90deg,rgba(1,28,22,.94) 0%,rgba(1,28,22,.88) 34%,rgba(1,28,22,.64) 52%,rgba(1,28,22,.25) 74%,rgba(1,28,22,.06) 100%);
}
.sit-route-social-impact.sit-image-visibility-balanced .sit-v63-hero__veil{
  background:linear-gradient(90deg,rgba(1,28,22,.98),rgba(1,28,22,.92) 40%,rgba(1,28,22,.70) 61%,rgba(1,28,22,.34) 82%,rgba(1,28,22,.12));
}
.sit-route-social-impact.sit-image-visibility-maximum .sit-v63-hero__veil{
  background:linear-gradient(90deg,rgba(1,28,22,.86),rgba(1,28,22,.78) 34%,rgba(1,28,22,.50) 52%,rgba(1,28,22,.15) 74%,rgba(1,28,22,0));
}
.sit-route-social-impact .sit-v63-hero__grid{
  grid-template-columns:minmax(0,560px) minmax(280px,330px);
  justify-content:center;
  gap:clamp(48px,6vw,86px);
  padding-block:86px 92px;
}
.sit-route-social-impact .sit-v63-hero__copy{
  max-width:560px;
}
.sit-route-social-impact .sit-v63-hero__copy h1{
  max-width:13ch;
  font-size:clamp(45px,4.5vw,62px);
  line-height:.96;
}
.sit-route-social-impact .sit-v63-proof{
  max-width:330px;
  background:linear-gradient(145deg,rgba(2,38,29,.82),rgba(2,38,29,.65));
}

/* Shared section system --------------------------------------------------- */
.sit-v638-impact-page{
  --impact-deep:#03261f;
  --impact-deep-2:#07362b;
  --impact-line:rgba(16,35,31,.14);
  background:#fbfcf8;
}
.sit-v638-impact-section{
  scroll-margin-top:138px;
  padding:clamp(82px,8vw,126px) 0;
}
.sit-v638-impact-heading{
  max-width:880px;
}
.sit-v638-impact-heading h2{
  max-width:16ch;
  margin:0;
  font-size:clamp(42px,5vw,70px);
  font-weight:780;
  letter-spacing:-.058em;
  line-height:.98;
  text-wrap:balance;
}
.sit-v638-impact-heading > p:last-child{
  max-width:720px;
  margin:25px 0 0;
  color:var(--sit-muted);
  font-size:17px;
  line-height:1.75;
}
.sit-v638-impact-heading--light{
  color:#fff;
}
.sit-v638-impact-heading--light > p:last-child{
  color:rgba(255,255,255,.64);
}

/* Six control gates ------------------------------------------------------- */
.sit-v638-impact-assurance{
  position:relative;
  z-index:5;
  border-bottom:1px solid var(--sit-line);
  background:#fff;
}
.sit-v638-impact-assurance .sit-shell{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
}
.sit-v638-impact-assurance article{
  min-height:104px;
  display:grid;
  grid-template-columns:30px 1fr;
  align-items:center;
  gap:12px;
  padding:20px 15px;
  border-right:1px solid var(--sit-line);
}
.sit-v638-impact-assurance article:last-child{border-right:0}
.sit-v638-impact-assurance b{
  width:28px;height:28px;display:grid;place-items:center;border-radius:50%;
  background:var(--sit-lime);color:var(--sit-ink);font-size:10px;
}
.sit-v638-impact-assurance article div{display:grid;gap:2px}
.sit-v638-impact-assurance strong{font-size:15px;line-height:1.2}
.sit-v638-impact-assurance small{color:var(--sit-muted);font-size:11px;line-height:1.3}

/* Sticky subnavigation ---------------------------------------------------- */
.sit-v638-impact-nav{
  position:sticky;
  top:0;
  z-index:90;
  border-bottom:1px solid var(--sit-line);
  background:rgba(251,252,248,.96);
  box-shadow:0 10px 28px rgba(3,38,31,.05);
  backdrop-filter:blur(12px);
}
.admin-bar .sit-v638-impact-nav{top:32px}
.sit-v638-impact-nav .sit-shell{
  display:flex;
  align-items:center;
  gap:4px;
  overflow-x:auto;
  scrollbar-width:none;
}
.sit-v638-impact-nav .sit-shell::-webkit-scrollbar{display:none}
.sit-v638-impact-nav a{
  position:relative;
  flex:0 0 auto;
  padding:18px 16px 16px;
  color:var(--sit-muted);
  font-size:13px;
  font-weight:780;
  white-space:nowrap;
}
.sit-v638-impact-nav a::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;
  background:transparent;
}
.sit-v638-impact-nav a:hover,
.sit-v638-impact-nav a.is-active{color:var(--sit-ink)}
.sit-v638-impact-nav a.is-active::after{background:var(--sit-lime)}

/* Overview and boundaries ------------------------------------------------ */
.sit-v638-impact-overview{
  background:linear-gradient(135deg,#fbfcf8 0%,#f7f9f4 70%,#eff8d4 100%);
}
.sit-v638-impact-overview .sit-shell{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:60px;
  align-items:end;
}
.sit-v638-architecture{
  display:grid;
  grid-template-columns:repeat(3,150px);
  border:1px solid var(--sit-line);
  background:#fff;
}
.sit-v638-architecture article{
  min-height:126px;
  display:grid;
  align-content:center;
  gap:4px;
  padding:20px;
  border-right:1px solid var(--sit-line);
}
.sit-v638-architecture article:last-child{border-right:0}
.sit-v638-architecture b{font-size:42px;letter-spacing:-.06em;line-height:1}
.sit-v638-architecture span{color:var(--sit-muted);font-size:10px;font-weight:850;letter-spacing:.13em;text-transform:uppercase}
.sit-v638-boundary-grid{
  grid-column:1/-1;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  margin-top:58px;
}
.sit-v638-boundary-grid article{
  min-height:330px;
  padding:38px;
  border:1px solid var(--sit-line);
  background:#fff;
}
.sit-v638-boundary-grid article.is-positive{border-top:4px solid var(--sit-green)}
.sit-v638-boundary-grid article.is-caution{border-top:4px solid var(--sit-orange)}
.sit-v638-boundary-grid h3{max-width:18ch;margin:0 0 30px;font-size:30px;line-height:1.08;letter-spacing:-.04em}
.sit-v638-boundary-grid ul{display:grid;gap:0;margin:0;padding:0;list-style:none}
.sit-v638-boundary-grid li{display:grid;grid-template-columns:24px 1fr;gap:12px;padding:14px 0;border-top:1px solid var(--sit-line);font-size:15px;font-weight:700}
.sit-v638-boundary-grid li span{width:21px;height:21px;display:grid;place-items:center;border-radius:50%;background:var(--sit-lime);font-size:10px;font-weight:900}
.sit-v638-boundary-grid .is-caution li span{background:#ffe0c7;color:#a44000}

/* Participant explorer --------------------------------------------------- */
.sit-v638-participants{
  position:relative;
  color:#fff;
  background:
    radial-gradient(circle at 85% 12%,rgba(201,242,74,.11),transparent 26%),
    linear-gradient(135deg,#021f19,#073a2e);
}
.sit-v638-participant-explorer{
  margin-top:54px;
  border:1px solid rgba(255,255,255,.15);
  background:rgba(1,27,21,.45);
  box-shadow:0 28px 70px rgba(0,0,0,.18);
}
.sit-v638-participant-tabs{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  border-bottom:1px solid rgba(255,255,255,.15);
}
.sit-v638-participant-tabs button{
  position:relative;
  min-height:138px;
  display:grid;
  grid-template-columns:42px 1fr;
  grid-template-areas:"num icon" "title title";
  align-content:center;
  gap:9px 12px;
  padding:22px;
  border:0;
  border-right:1px solid rgba(255,255,255,.14);
  background:transparent;
  color:rgba(255,255,255,.62);
  text-align:left;
  cursor:pointer;
}
.sit-v638-participant-tabs button:last-child{border-right:0}
.sit-v638-participant-tabs button::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:transparent}
.sit-v638-participant-tabs button:hover,.sit-v638-participant-tabs button.is-active{color:#fff;background:rgba(201,242,74,.06)}
.sit-v638-participant-tabs button.is-active::after{background:var(--sit-lime)}
.sit-v638-participant-tabs small{grid-area:num;color:var(--sit-lime);font-size:10px;font-weight:900;letter-spacing:.12em}
.sit-v638-participant-tabs span{grid-area:icon;width:38px;height:38px;display:grid;place-items:center;justify-self:end;border-radius:50%;background:var(--sit-lime);color:var(--sit-ink)}
.sit-v638-participant-tabs svg{width:19px;height:19px}
.sit-v638-participant-tabs strong{grid-area:title;font-size:16px;line-height:1.25}
.sit-v638-participant-panel{
  display:grid;
  grid-template-columns:minmax(360px,.82fr) minmax(0,1.18fr);
  min-height:540px;
}
.sit-v638-participant-panel[hidden]{display:none}
.sit-v638-participant-image{position:relative;min-height:540px;overflow:hidden}
.sit-v638-participant-image::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(2,31,25,.05),rgba(2,31,25,.58))}
.sit-v638-participant-image img{width:100%;height:100%;object-fit:cover;filter:brightness(1.08) contrast(1.03) saturate(1.02)}
.sit-v638-participant-image>span{position:absolute;z-index:2;left:28px;bottom:27px;display:flex;align-items:center;gap:11px;font-size:13px;font-weight:800}
.sit-v638-participant-image>span b{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:var(--sit-lime);color:var(--sit-ink);font-size:10px}
.sit-v638-participant-copy{padding:50px clamp(34px,5vw,70px);background:#fff;color:var(--sit-ink)}
.sit-v638-participant-copy h3{max-width:18ch;margin:0;font-size:clamp(34px,3.3vw,52px);line-height:1;letter-spacing:-.053em}
.sit-v638-participant-copy>p:not(.sit-eyebrow){max-width:690px;margin:24px 0 32px;color:var(--sit-muted);font-size:16px;line-height:1.75}
.sit-v638-role-details{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--sit-line);border-left:1px solid var(--sit-line)}
.sit-v638-role-details section{padding:20px;border-right:1px solid var(--sit-line);border-bottom:1px solid var(--sit-line)}
.sit-v638-role-details small{display:block;margin-bottom:10px;color:var(--sit-orange);font-size:9px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}
.sit-v638-role-details p{margin:0;color:#44534e;font-size:13px;line-height:1.6}
.sit-v638-inline-cta{display:inline-flex;align-items:center;gap:10px;margin-top:28px;padding-bottom:6px;border-bottom:1px solid currentColor;color:var(--sit-green);font-size:13px;font-weight:850}
.sit-v638-inline-cta svg{color:var(--sit-orange)}

/* Programme architecture ------------------------------------------------- */
.sit-v638-programme{background:#fff}
.sit-v638-stage-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  margin-top:52px;
  border-top:1px solid var(--sit-line);
  border-left:1px solid var(--sit-line);
}
.sit-v638-stage-grid article{
  position:relative;
  min-height:265px;
  padding:30px;
  border-right:1px solid var(--sit-line);
  border-bottom:1px solid var(--sit-line);
  background:#fff;
}
.sit-v638-stage-grid small{color:var(--sit-orange);font-size:10px;font-weight:900;letter-spacing:.14em}
.sit-v638-stage-grid span{width:52px;height:52px;display:grid;place-items:center;margin:36px 0 22px;border-radius:50%;background:var(--sit-lime-soft);color:var(--sit-green)}
.sit-v638-stage-grid h3{margin:0 0 10px;font-size:23px;letter-spacing:-.035em}
.sit-v638-stage-grid p{margin:0;color:var(--sit-muted);font-size:14px;line-height:1.65}
.sit-v638-programme-images{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:18px}
.sit-v638-programme-images figure{position:relative;min-height:310px;margin:0;overflow:hidden;background:var(--sit-deep)}
.sit-v638-programme-images figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(2,31,25,.86) 100%)}
.sit-v638-programme-images img{width:100%;height:100%;object-fit:cover;filter:brightness(1.08) saturate(1.03)}
.sit-v638-programme-images figcaption{position:absolute;z-index:2;left:26px;right:26px;bottom:24px;color:#fff}
.sit-v638-programme-images b{display:block;font-size:19px}
.sit-v638-programme-images span{display:block;margin-top:4px;color:rgba(255,255,255,.68);font-size:12px}
.sit-v638-programme-note{max-width:850px;margin:28px 0 0!important;padding-left:18px;border-left:3px solid var(--sit-lime);font-size:13px!important;line-height:1.7!important}

/* Evidence framework ----------------------------------------------------- */
.sit-v638-evidence{background:linear-gradient(135deg,#f7f9f4,#eef6d8)}
.sit-v638-evidence-layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(480px,1.15fr);align-items:center;gap:75px}
.sit-v638-evidence-list{display:grid;gap:0;margin:36px 0 0;padding:0;list-style:none;border-top:1px solid var(--sit-line)}
.sit-v638-evidence-list li{display:grid;grid-template-columns:24px 1fr;gap:13px;padding:15px 0;border-bottom:1px solid var(--sit-line);font-size:14px;font-weight:700}
.sit-v638-evidence-list span{width:21px;height:21px;display:grid;place-items:center;border-radius:50%;background:var(--sit-lime);font-size:10px}
.sit-v638-impact-dashboard{position:relative;padding:36px;border:1px solid var(--sit-line);background:#fff;box-shadow:0 30px 70px rgba(3,38,31,.12)}
.sit-v638-dashboard-label{margin:-36px -36px 24px;padding:8px 16px;background:#fff0e5;color:#994100;font-size:9px;font-weight:900;letter-spacing:.14em;text-align:center;text-transform:uppercase}
.sit-v638-impact-dashboard>header{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--sit-line)}
.sit-v638-impact-dashboard>header>span{width:36px;height:36px;display:grid;place-items:center;background:var(--sit-deep);color:var(--sit-lime);font-size:11px;font-weight:900;font-style:italic}
.sit-v638-impact-dashboard>header div{display:grid;gap:2px}
.sit-v638-impact-dashboard>header small{color:var(--sit-muted);font-size:9px;text-transform:uppercase;letter-spacing:.12em}
.sit-v638-impact-dashboard>header strong{font-size:16px}
.sit-v638-impact-dashboard>header em{padding:6px 9px;border:1px solid var(--sit-line);font-size:9px;font-style:normal;font-weight:800}
.sit-v638-dashboard-status{display:flex;justify-content:space-between;gap:20px;margin-top:16px;padding:16px;border:1px solid var(--sit-line);background:#fbfcf8;font-size:12px}
.sit-v638-dashboard-status span{color:var(--sit-green);font-weight:800}
.sit-v638-dashboard-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}
.sit-v638-dashboard-metrics article{display:grid;gap:3px;padding:16px;border:1px solid var(--sit-line)}
.sit-v638-dashboard-metrics small{color:var(--sit-muted);font-size:9px;text-transform:uppercase;letter-spacing:.1em}
.sit-v638-dashboard-metrics b{font-size:22px;letter-spacing:-.03em}
.sit-v638-dashboard-metrics span{color:var(--sit-green);font-size:9px;font-weight:700}
.sit-v638-dashboard-chart{display:grid;grid-template-columns:190px 1fr;align-items:center;gap:30px;margin-top:10px;padding:24px;border:1px solid var(--sit-line)}
.sit-v638-evidence-orbit{position:relative;width:170px;height:170px;display:grid;place-items:center;border:20px solid var(--sit-lime);border-right-color:var(--sit-orange);border-bottom-color:#c9d0cc;border-radius:50%}
.sit-v638-evidence-orbit::before{content:"";position:absolute;inset:17px;border:1px solid var(--sit-line);border-radius:50%}
.sit-v638-evidence-orbit b{font-size:18px}
.sit-v638-evidence-orbit span{position:absolute;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:var(--sit-deep);color:#fff;font-size:8px}
.sit-v638-evidence-orbit span:nth-child(1){top:-10px;left:50%;transform:translateX(-50%)}
.sit-v638-evidence-orbit span:nth-child(2){right:-10px;top:50%;transform:translateY(-50%)}
.sit-v638-evidence-orbit span:nth-child(3){bottom:-10px;left:50%;transform:translateX(-50%)}
.sit-v638-evidence-orbit span:nth-child(4){left:-10px;top:50%;transform:translateY(-50%)}
.sit-v638-dashboard-chart ul{margin:0;padding:0;list-style:none}
.sit-v638-dashboard-chart li{display:grid;grid-template-columns:10px 1fr auto;gap:10px;padding:11px 0;border-bottom:1px solid var(--sit-line);font-size:11px}
.sit-v638-dashboard-chart i{width:8px;height:8px;margin-top:5px;border-radius:50%}.sit-v638-dashboard-chart i.is-lime{background:var(--sit-lime)}.sit-v638-dashboard-chart i.is-orange{background:var(--sit-orange)}.sit-v638-dashboard-chart i.is-grey{background:#b8c1bc}
.sit-v638-impact-dashboard>footer{display:flex;gap:18px;margin-top:12px;color:var(--sit-green);font-size:9px;font-weight:800}

/* Eligibility decisions -------------------------------------------------- */
.sit-v638-eligibility{color:#fff;background:linear-gradient(135deg,#021f19,#083a2e)}
.sit-v638-decision-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:54px;border-top:1px solid rgba(255,255,255,.15);border-left:1px solid rgba(255,255,255,.15)}
.sit-v638-decision-grid article{min-height:410px;padding:34px;border-right:1px solid rgba(255,255,255,.15);border-bottom:1px solid rgba(255,255,255,.15)}
.sit-v638-decision-grid small{font-size:10px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.sit-v638-decision-grid .is-progress small{color:var(--sit-lime)}.sit-v638-decision-grid .is-hold small{color:#ffd16b}.sit-v638-decision-grid .is-reroute small{color:#ff9e5a}
.sit-v638-decision-grid h3{margin:58px 0 24px;font-size:28px;line-height:1.08;letter-spacing:-.04em}
.sit-v638-decision-grid ul{display:grid;gap:12px;margin:0;padding:0;list-style:none;color:rgba(255,255,255,.65);font-size:13px}
.sit-v638-decision-grid li{position:relative;padding-left:18px}.sit-v638-decision-grid li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--sit-lime)}

/* FAQ -------------------------------------------------------------------- */
.sit-v638-impact-faq{background:#fff}
.sit-v638-faq-layout{display:grid;grid-template-columns:minmax(0,.7fr) minmax(480px,1fr);align-items:start;gap:90px}
.sit-v638-faq-list{border-top:1px solid var(--sit-line)}
.sit-v638-faq-list details{border-bottom:1px solid var(--sit-line)}
.sit-v638-faq-list summary{display:grid;grid-template-columns:1fr 36px;align-items:center;gap:20px;padding:22px 0;font-size:16px;font-weight:800;cursor:pointer;list-style:none}
.sit-v638-faq-list summary::-webkit-details-marker{display:none}
.sit-v638-faq-list summary span{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:var(--sit-lime-soft);font-size:18px}
.sit-v638-faq-list details[open] summary span{transform:rotate(45deg)}
.sit-v638-faq-list details p{max-width:740px;margin:0;padding:0 54px 24px 0;color:var(--sit-muted);font-size:15px;line-height:1.7}

/* Proposal and form ------------------------------------------------------- */
.sit-v638-proposal{background:linear-gradient(135deg,#f5f7f1,#eef6d9)}
.sit-v638-proposal-layout{display:grid;grid-template-columns:minmax(320px,.62fr) minmax(0,1.38fr);align-items:start;gap:22px}
.sit-v638-proposal-layout>aside{position:sticky;top:112px;min-height:540px;padding:42px;background:var(--sit-deep);color:#fff}
.sit-v638-proposal-layout>aside h2{margin:0;font-size:clamp(38px,4vw,56px);line-height:.99;letter-spacing:-.055em}
.sit-v638-proposal-layout>aside>p:not(.sit-eyebrow){margin:24px 0 34px;color:rgba(255,255,255,.64);font-size:15px;line-height:1.72}
.sit-v638-proposal-layout ol{display:grid;gap:0;margin:0;padding:0;list-style:none;border-top:1px solid rgba(255,255,255,.15)}
.sit-v638-proposal-layout li{display:grid;grid-template-columns:36px 1fr;gap:13px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.15)}
.sit-v638-proposal-layout li>b{width:31px;height:31px;display:grid;place-items:center;border-radius:50%;background:var(--sit-lime);color:var(--sit-ink);font-size:9px}
.sit-v638-proposal-layout li span{display:grid;gap:3px}.sit-v638-proposal-layout li strong{font-size:14px}.sit-v638-proposal-layout li small{color:rgba(255,255,255,.5);font-size:11px;line-height:1.45}
.sit-v638-proposal-layout .sit-v63-request-card{margin:0;border:1px solid var(--sit-line);box-shadow:0 28px 70px rgba(3,38,31,.08)}
.sit-v638-proposal-layout .sit-v63-request-card>header{background:#fff;color:var(--sit-ink)}
.sit-v638-proposal-layout .sit-v63-request-card>header p:last-child{color:var(--sit-muted)}

/* Responsive ------------------------------------------------------------- */
@media(max-width:1120px){
  .sit-route-social-impact .sit-v63-hero__grid{grid-template-columns:1fr;max-width:820px;justify-content:start;gap:38px}
  .sit-route-social-impact .sit-v63-proof{max-width:620px}
  .sit-v638-impact-assurance .sit-shell{grid-template-columns:repeat(3,1fr)}
  .sit-v638-impact-assurance article:nth-child(3){border-right:0}
  .sit-v638-impact-assurance article:nth-child(-n+3){border-bottom:1px solid var(--sit-line)}
  .sit-v638-impact-overview .sit-shell{grid-template-columns:1fr}
  .sit-v638-architecture{justify-self:start}
  .sit-v638-participant-tabs{grid-template-columns:repeat(2,1fr)}
  .sit-v638-participant-tabs button:nth-child(2){border-right:0}
  .sit-v638-participant-tabs button:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.14)}
  .sit-v638-participant-panel{grid-template-columns:1fr}
  .sit-v638-participant-image{min-height:390px}
  .sit-v638-role-details{grid-template-columns:1fr}
  .sit-v638-stage-grid{grid-template-columns:repeat(2,1fr)}
  .sit-v638-evidence-layout,.sit-v638-faq-layout,.sit-v638-proposal-layout{grid-template-columns:1fr;gap:50px}
  .sit-v638-proposal-layout>aside{position:static;min-height:0}
}
@media(max-width:782px){.admin-bar .sit-v638-impact-nav{top:46px}}
@media(max-width:760px){
  .sit-route-social-impact .sit-v63-hero{min-height:auto}
  .sit-route-social-impact .sit-v63-hero__grid{padding-block:68px 82px}
  .sit-route-social-impact .sit-v63-hero__copy h1{font-size:clamp(40px,12vw,50px)}
  .sit-route-social-impact .sit-v63-hero__veil{background:linear-gradient(180deg,rgba(1,28,22,.82),rgba(1,28,22,.57) 55%,rgba(1,28,22,.78))}
  .sit-v638-impact-section{padding:76px 0;scroll-margin-top:105px}
  .sit-v638-impact-heading h2{font-size:clamp(38px,11vw,52px)}
  .sit-v638-impact-heading>p:last-child{font-size:16px}
  .sit-v638-impact-assurance .sit-shell{grid-template-columns:1fr 1fr;width:100%;max-width:none}
  .sit-v638-impact-assurance article{min-height:88px;border-bottom:1px solid var(--sit-line)}
  .sit-v638-impact-assurance article:nth-child(odd){border-right:1px solid var(--sit-line)}
  .sit-v638-impact-assurance article:nth-child(even){border-right:0}
  .sit-v638-impact-nav a{padding-inline:12px}
  .sit-v638-boundary-grid{grid-template-columns:1fr;margin-top:40px}
  .sit-v638-boundary-grid article{min-height:0;padding:28px}
  .sit-v638-architecture{grid-template-columns:repeat(3,1fr);width:100%}
  .sit-v638-architecture article{min-height:100px;padding:14px}
  .sit-v638-architecture b{font-size:32px}
  .sit-v638-participant-tabs{grid-template-columns:1fr}
  .sit-v638-participant-tabs button{min-height:92px;grid-template-columns:36px 38px 1fr;grid-template-areas:"num icon title";align-items:center;border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}
  .sit-v638-participant-tabs button span{justify-self:start}
  .sit-v638-participant-image{min-height:270px}
  .sit-v638-participant-copy{padding:34px 24px}
  .sit-v638-participant-copy h3{font-size:38px}
  .sit-v638-stage-grid{grid-template-columns:1fr}
  .sit-v638-stage-grid article{min-height:230px}
  .sit-v638-programme-images{grid-template-columns:1fr}
  .sit-v638-programme-images figure{min-height:280px}
  .sit-v638-evidence-layout{gap:40px}
  .sit-v638-impact-dashboard{padding:22px}
  .sit-v638-dashboard-label{margin:-22px -22px 20px}
  .sit-v638-dashboard-metrics{grid-template-columns:1fr}
  .sit-v638-dashboard-chart{grid-template-columns:1fr;justify-items:center}
  .sit-v638-impact-dashboard>footer{flex-direction:column;gap:5px}
  .sit-v638-decision-grid{grid-template-columns:1fr}
  .sit-v638-decision-grid article{min-height:0}
  .sit-v638-faq-list summary{font-size:15px}
  .sit-v638-proposal-layout>aside{padding:30px 24px}
}
@media(max-width:430px){
  .sit-v638-impact-assurance article{grid-template-columns:25px 1fr;padding:14px 10px}
  .sit-v638-impact-assurance b{width:24px;height:24px}
  .sit-v638-impact-assurance strong{font-size:13px}
  .sit-v638-impact-assurance small{font-size:9px}
  .sit-v638-architecture{grid-template-columns:1fr}
  .sit-v638-architecture article{min-height:82px;border-right:0;border-bottom:1px solid var(--sit-line)}
  .sit-v638-architecture article:last-child{border-bottom:0}
  .sit-v638-evidence-orbit{width:145px;height:145px}
}
@media(prefers-reduced-motion:reduce){
  .sit-v638-faq-list details[open] summary span{transform:none}
}