:root {
  --acp-paper: #fbfaf6;
  --acp-white: #ffffff;
  --acp-ink: #151624;
  --acp-violet: #32174d;
  --acp-violet-2: #5a2b82;
  --acp-teal: #006b73;
  --acp-teal-dark: #004f55;
  --acp-teal-pale: #dff4f3;
  --acp-amber: #f2c94c;
  --acp-rule: #a9acb8;
  --acp-rule-light: #d9d9df;
  --acp-muted: #555967;
  --acp-max: 1180px;
  --acp-reading: 760px;
  --acp-shadow: 8px 8px 0 #151624;
  color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--acp-paper);
  color: var(--acp-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; }
a { color: var(--acp-teal-dark); text-underline-offset: .18em; }
a:hover { color: var(--acp-violet-2); }

.acp-skip {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .7rem 1rem;
  background: var(--acp-ink);
  color: #fff;
}
.acp-skip:focus { top: 1rem; }

.acp-shell { width: min(var(--acp-max), calc(100% - 2rem)); margin: 0 auto; }

.acp-site-header {
  border-bottom: 3px solid var(--acp-ink);
  background: var(--acp-paper);
}

.acp-header-row {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.acp-brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  color: var(--acp-ink);
  font-weight: 850;
  line-height: 1.05;
  text-decoration: none;
  letter-spacing: -.02em;
}
.acp-brand img { width: 42px; height: 42px; }
.acp-brand small { display: block; margin-top: .25rem; color: var(--acp-muted); font-size: .67rem; letter-spacing: .08em; text-transform: uppercase; }

.acp-nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: .35rem 1rem; }
.acp-nav a { color: var(--acp-ink); font-size: .82rem; font-weight: 750; text-decoration: none; text-transform: uppercase; letter-spacing: .045em; }
.acp-nav a:hover { color: var(--acp-teal-dark); text-decoration: underline; }

.acp-hero { padding: 4.4rem 0 3.4rem; border-bottom: 1px solid var(--acp-rule); }
.acp-cover {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(270px, .7fr);
  border: 2px solid var(--acp-ink);
  background: var(--acp-white);
  box-shadow: var(--acp-shadow);
}
.acp-cover-main { min-width: 0; padding: clamp(1.5rem, 4vw, 3.4rem); border-right: 2px solid var(--acp-ink); }
.acp-cover-side { min-width: 0; display: flex; flex-direction: column; justify-content: space-between; padding: 1.5rem; background: var(--acp-teal-pale); }
.acp-kicker, .acp-label, .acp-doc-code {
  display: inline-block;
  margin: 0 0 .8rem;
  color: var(--acp-violet-2);
  font-size: .75rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1, h2, h3 { margin-top: 0; line-height: 1.12; letter-spacing: -.035em; text-wrap: balance; }
h1 { max-width: 19ch; margin-bottom: 1.35rem; font-size: clamp(2.2rem, 4.5vw, 4.35rem); }
h2 { font-size: clamp(1.75rem, 3.6vw, 3rem); }
h3 { font-size: clamp(1.16rem, 2vw, 1.5rem); }

.acp-answer { max-width: 76ch; margin: 0; font-size: clamp(1.05rem, 1.5vw, 1.23rem); }
.acp-answer strong { color: var(--acp-violet); }
.acp-status {
  display: inline-block;
  align-self: flex-start;
  padding: .45rem .65rem;
  border: 2px solid var(--acp-ink);
  background: var(--acp-amber);
  color: var(--acp-ink);
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  transform: rotate(-1.5deg);
}
.acp-cover-side dl { margin: 2rem 0 0; }
.acp-cover-side dt { margin-top: .8rem; color: var(--acp-muted); font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.acp-cover-side dd { margin: .12rem 0 0; font-weight: 760; }

.acp-byline { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; margin-top: 1.4rem; font-size: .82rem; color: var(--acp-muted); }
.acp-byline a { font-weight: 750; }

.acp-gate-strip { display: grid; grid-template-columns: repeat(5, 1fr); border-bottom: 2px solid var(--acp-ink); }
.acp-gate-strip div { min-height: 104px; padding: 1rem; border-right: 1px solid var(--acp-ink); background: var(--acp-white); }
.acp-gate-strip div:last-child { border-right: 0; }
.acp-gate-strip b { display: block; margin-bottom: .3rem; font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; }
.acp-gate-strip span { display: block; color: var(--acp-muted); font-size: .82rem; line-height: 1.4; }

.acp-main { padding: 3.8rem 0; }
.acp-section { padding: 3.5rem 0; border-bottom: 1px solid var(--acp-rule); }
.acp-section > p,
.acp-boundary { max-width: var(--acp-reading); }
.acp-section-head { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 1.3rem; margin-bottom: 2rem; }
.acp-section-no { color: var(--acp-violet-2); font-weight: 900; font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }
.acp-lead { max-width: var(--acp-reading); color: var(--acp-muted); font-size: 1.04rem; }

.acp-dossiers { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--acp-ink); }
.acp-dossier { display: grid; grid-template-columns: 84px minmax(0, 1fr); border: 2px solid var(--acp-ink); border-top: 0; background: var(--acp-white); }
.acp-dossier-rank { display: flex; align-items: flex-start; justify-content: center; padding: 1.5rem .5rem; border-right: 2px solid var(--acp-ink); background: var(--acp-paper); color: var(--acp-violet); font-size: 1.4rem; font-weight: 950; }
.acp-dossier:first-child .acp-dossier-rank { background: var(--acp-amber); color: var(--acp-ink); }
.acp-dossier-body { padding: 1.45rem; }
.acp-dossier-top { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; border-bottom: 1px solid var(--acp-rule-light); }
.acp-dossier-top h3 { margin-bottom: .75rem; }
.acp-clearance { color: var(--acp-teal-dark); font-size: .74rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.acp-dossier dl { display: grid; grid-template-columns: 190px minmax(0, 1fr); margin: 0; }
.acp-dossier dt, .acp-dossier dd { margin: 0; padding: .65rem 0; border-bottom: 1px solid var(--acp-rule-light); }
.acp-dossier dt { padding-right: 1rem; font-size: .76rem; font-weight: 850; text-transform: uppercase; letter-spacing: .045em; }
.acp-dossier dd { color: #343746; }

.acp-method-grid, .acp-evidence-grid, .acp-tool-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.acp-method-grid article, .acp-evidence-grid article, .acp-tool-grid article { padding: 1.2rem; border: 1px solid var(--acp-ink); background: var(--acp-white); }
.acp-method-grid b, .acp-evidence-grid b, .acp-tool-grid b { display: block; margin-bottom: .35rem; color: var(--acp-violet); }

.acp-evidence-room { border: 3px double var(--acp-violet); background: #f5eef9; padding: clamp(1.2rem, 3vw, 2.2rem); }
.acp-evidence-room .acp-evidence-grid article { background: var(--acp-white); }
.acp-boundary { padding: .85rem 1rem; border-left: 5px solid var(--acp-amber); background: var(--acp-white); }

.acp-table-wrap { overflow-x: auto; border: 1px solid var(--acp-ink); background: var(--acp-white); }
.acp-table { width: 100%; min-width: 780px; border-collapse: collapse; }
.acp-table caption { padding: .9rem; border-bottom: 1px solid var(--acp-ink); font-weight: 850; text-align: left; }
.acp-table th, .acp-table td { padding: .8rem .75rem; border-right: 1px solid var(--acp-rule); border-bottom: 1px solid var(--acp-rule); text-align: left; vertical-align: top; }
.acp-table th:last-child, .acp-table td:last-child { border-right: 0; }
.acp-table thead th { background: var(--acp-violet); color: #fff; font-size: .75rem; letter-spacing: .05em; text-transform: uppercase; }
.acp-table tbody th { width: 28%; }
.acp-winner { color: var(--acp-teal-dark); font-weight: 850; }

.acp-rfp { display: grid; grid-template-columns: .9fr 1.4fr; border: 2px solid var(--acp-ink); background: var(--acp-white); }
.acp-rfp aside { padding: 1.5rem; background: var(--acp-teal-pale); border-right: 2px solid var(--acp-ink); }
.acp-rfp div { padding: 1.5rem; }
.acp-rfp ol { margin: 0; padding-left: 1.2rem; }
.acp-rfp li + li { margin-top: .6rem; }

.acp-faq { max-width: 930px; }
.acp-faq details { border-top: 1px solid var(--acp-ink); background: var(--acp-white); }
.acp-faq details:last-child { border-bottom: 1px solid var(--acp-ink); }
.acp-faq summary { cursor: pointer; padding: 1rem 2.7rem 1rem .9rem; font-weight: 820; }
.acp-faq-answer { padding: 0 .9rem 1rem; }
.acp-faq-answer p { margin: 0; }

.acp-sources { max-width: 940px; }
.acp-sources li + li { margin-top: .65rem; }

.acp-handoff { padding: 1.6rem; border: 2px solid var(--acp-ink); background: var(--acp-amber); color: var(--acp-ink); }
.acp-handoff .acp-label { color: var(--acp-violet); }
.acp-handoff a { color: #2e1747; font-weight: 850; }

.acp-page { max-width: 880px; margin: 0 auto; }
.acp-page-hero { padding: 3.5rem 0 2rem; border-bottom: 2px solid var(--acp-ink); }
.acp-page-hero h1 { max-width: 22ch; font-size: clamp(2.05rem, 4vw, 3.7rem); }
.acp-page section { padding: 2.4rem 0; border-bottom: 1px solid var(--acp-rule); }
.acp-callout { padding: 1rem 1.15rem; border-left: 5px solid var(--acp-teal); background: var(--acp-teal-pale); }
.acp-checklist { padding: 0; list-style: none; }
.acp-checklist li { padding: .75rem 0 .75rem 2rem; border-bottom: 1px solid var(--acp-rule-light); position: relative; }
.acp-checklist li::before { content: "□"; position: absolute; left: .2rem; color: var(--acp-violet); font-weight: 900; }

.acp-toc { display: flex; flex-wrap: wrap; gap: .45rem 1rem; padding: 1rem 0; border-top: 1px solid var(--acp-rule); border-bottom: 1px solid var(--acp-rule); font-size: .82rem; }
.acp-toc a { font-weight: 720; }

.acp-site-footer { margin-top: 3rem; padding: 2.5rem 0; background: var(--acp-ink); color: #fff; }
.acp-footer-grid { display: grid; grid-template-columns: minmax(230px, .75fr) minmax(0, 1.25fr); gap: 2rem; }
.acp-footer-grid p { color: #d7d8e0; }
.acp-footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .55rem 1rem; }
.acp-site-footer a { color: #b7f4ef; }
.acp-site-footer a:hover { color: #fff1a6; }

.acp-404 { min-height: 70vh; display: grid; place-items: center; padding: 3rem 1rem; }
.acp-404-card { max-width: 720px; padding: 2rem; border: 2px solid var(--acp-ink); background: var(--acp-white); box-shadow: var(--acp-shadow); }

@media (max-width: 860px) {
  .acp-header-row { align-items: flex-start; flex-direction: column; padding-block: 1rem; }
  .acp-nav { justify-content: flex-start; }
  .acp-cover { grid-template-columns: 1fr; }
  .acp-cover-main { border-right: 0; border-bottom: 2px solid var(--acp-ink); }
  .acp-gate-strip { grid-template-columns: 1fr 1fr; }
  .acp-gate-strip div { border-bottom: 1px solid var(--acp-ink); }
  .acp-section-head { grid-template-columns: 1fr; gap: .4rem; }
  .acp-rfp { grid-template-columns: 1fr; }
  .acp-rfp aside { border-right: 0; border-bottom: 2px solid var(--acp-ink); }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .acp-shell { width: min(100% - 1.1rem, var(--acp-max)); }
  .acp-hero { padding-top: 2rem; }
  .acp-cover-main, .acp-cover-side { padding: 1.1rem; }
  .acp-cover h1, .acp-cover p, .acp-cover dd { overflow-wrap: anywhere; }
  .acp-gate-strip { grid-template-columns: 1fr; }
  .acp-gate-strip div { border-right: 0; }
  .acp-dossier { grid-template-columns: 54px minmax(0, 1fr); }
  .acp-dossier-rank { font-size: 1rem; }
  .acp-dossier-body { padding: 1rem; }
  .acp-dossier-top { display: block; }
  .acp-dossier dl { grid-template-columns: 1fr; }
  .acp-dossier dt { border-bottom: 0; padding-bottom: .1rem; }
  .acp-dossier dd { padding-top: .1rem; }
  .acp-method-grid, .acp-evidence-grid, .acp-tool-grid { grid-template-columns: 1fr; }
  .acp-footer-grid { grid-template-columns: 1fr; }
  .acp-footer-links { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  .acp-site-header, .acp-site-footer { display: none; }
  body { background: #fff; font-size: 11pt; }
  .acp-cover, .acp-dossier, .acp-rfp { box-shadow: none; break-inside: avoid; }
  a { color: #000; text-decoration: none; }
}