:root {
  color-scheme: light;
  --ink: #111c24;
  --charcoal: #18242b;
  --gold: #efc466;
  --gold-ink: #77500c;
  --paper: #f3f3f1;
  --line: #dbdedc;
  --display: "Barlow Condensed", "Arial Narrow", Impact, sans-serif;
  --body: "Inter", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.55 var(--body); }
h1, h2, h3, p, ul { margin: 0; }
a { color: inherit; }
a:focus-visible, summary:focus-visible { outline: 3px solid #217dd0; outline-offset: 4px; }
img { display: block; width: 100%; object-fit: cover; }
section, article { scroll-margin-top: 1rem; }
.wrap { width: min(100% - 3rem, 88rem); margin-inline: auto; }
.skip { position: absolute; z-index: 5; top: .5rem; left: .5rem; padding: .6rem 1rem; background: white; transform: translateY(-180%); }
.skip:focus { transform: none; }
.top { background: #121c22; color: white; }
.top-inner, .footer { display: flex; align-items: center; justify-content: space-between; gap: 1.2rem; min-height: 4.6rem; }
.brand { display: inline-flex; align-items: center; gap: .8rem; text-decoration: none; font-size: clamp(1.05rem, 2vw, 1.7rem); line-height: 1.1; white-space: nowrap; }
.brand strong, .eyebrow { color: var(--gold); }
.brand small { display: block; font-size: .68rem; letter-spacing: .045em; }
.mark { position: relative; display: block; width: 1.8rem; height: 1.7rem; border: 2px solid var(--gold); border-radius: 3px; margin-right: .35rem; }
.mark::after { content: ""; position: absolute; inset: -.4rem -.45rem .3rem .3rem; border: 2px solid var(--gold); border-radius: 3px; }
.desktop, .actions { display: flex; align-items: center; gap: clamp(.65rem, 1.65vw, 1.65rem); }
.desktop a { font-size: .8rem; }
nav a, .button { text-decoration: none; }
nav a:hover, .footer a:hover { text-decoration: underline; text-underline-offset: .25em; }
.mobile { display: none; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .85rem; min-height: 2.75rem; padding: .5rem .95rem; border: 1px solid var(--gold); border-radius: .25rem; background: var(--gold); color: #161b1d; font-size: .88rem; font-weight: 750; }
.button:hover { background: #ffda89; }
.button.outline { color: white; background: #121c22; }
.button.outline:hover { background: #29373e; }
.hero { background: #10191e; color: white; overflow: hidden; }
.hero-inner { position: relative; min-height: 27rem; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 1rem; padding-block: 2.5rem; }
.hero-art { position: absolute; inset: 0 -2rem 0 30%; background: linear-gradient(90deg,#10191e 0%,#10191e99 23%,transparent 58%,#10191ed9 100%), linear-gradient(0deg,#10191e 0%,transparent 40%), url("assets/hero.jpg") center 46% / cover; }
.hero-copy, .interfaces { position: relative; }
.eyebrow { font-size: .72rem; letter-spacing: .23em; text-transform: uppercase; margin-bottom: .9rem; }
.eyebrow span { margin-inline: .4em; padding-inline: .6em; border-inline: 1px solid #efc46688; }
h1 { font: 800 clamp(2.5rem, 5.2vw, 5rem)/.96 var(--display); text-transform: uppercase; letter-spacing: -.015em; }
h1 em { color: var(--gold); font-style: normal; }
.hero-copy > p:not(.eyebrow) { margin-block: 1rem; max-width: 31rem; line-height: 1.45; }
.actions { flex-wrap: wrap; gap: .7rem; }
.interfaces { list-style: none; padding: 0; display: grid; gap: .5rem; width: 9rem; }
.interfaces li { position: relative; border: 1px solid #efc466a6; background: #18242be8; padding: .5rem .7rem; border-radius: 3px; font-size: .68rem; line-height: 1.25; text-transform: uppercase; letter-spacing: .03em; }
.interfaces li::before { content: ""; position: absolute; right: 100%; top: 50%; width: 1.25rem; height: 1px; background: var(--gold); }
.interfaces li::after { content: ""; position: absolute; left: -1.3rem; top: calc(50% - .2rem); width: .4rem; height: .4rem; border-radius: 50%; background: var(--gold); }
.audiences, .latest, .functions { padding-block: 1.75rem; }
.intro, .section-heading { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.2rem; }
.intro h2 { font: 800 clamp(1.9rem, 3.5vw, 3rem)/1.05 var(--display); margin-bottom: .35rem; }
.intro h2::before, .section-heading h2::before { content: ""; display: block; width: 2.25rem; height: 2px; background: #b48123; margin-bottom: .55rem; }
.intro p { max-width: 42rem; }
.statement { flex: 0 0 15rem; background: #e7e9e7; border-left: 2px solid #b48123; padding: .7rem 1.2rem; text-transform: uppercase; letter-spacing: .15em; font-size: .75rem; }
.audience-grid, .function-grid, .resource-grid { display: grid; gap: .85rem; }
.audience-grid { grid-template-columns: repeat(3, 1fr); }
.audience-grid article, .resource-grid li { display: flex; flex-direction: column; background: white; border: 1px solid var(--line); }
.audience-grid img { height: auto; aspect-ratio: 2.65; }
.card-copy { display: flex; flex-direction: column; flex: 1; padding: .85rem 1.05rem; border-top: 2px solid var(--gold); }
h3 { font: 750 1.35rem/1.1 var(--display); text-transform: uppercase; }
.card-copy p { margin: .4rem 0 .7rem; max-width: 36ch; }
.card-copy a { margin-top: auto; align-self: flex-start; color: var(--gold-ink); font-size: .86rem; font-weight: 700; text-underline-offset: .18em; }
.functions { background: var(--charcoal); color: white; }
.section-heading h2 { font-size: .95rem; text-transform: uppercase; letter-spacing: .13em; }
.section-heading p, .placeholder { font-size: .82rem; }
.function-grid { grid-template-columns: repeat(4, 1fr); }
.function-grid article { display: flex; align-items: start; gap: .8rem; padding: .35rem .65rem .35rem 0; }
.function-grid article + article { border-left: 1px solid #efc46675; padding-left: .85rem; }
.function-grid span { color: var(--gold); font-size: 2.4rem; line-height: 1; }
.function-grid p { margin-top: .4rem; font-size: .85rem; }
.placeholder { color: #e0dfd4; margin-top: 1rem; }
.resource-grid { grid-template-columns: repeat(5, 1fr); list-style: none; padding: 0; }
.resource-grid img { height: auto; aspect-ratio: 2; }
.resource-grid li div { padding: .7rem; font-size: .8rem; font-weight: 750; }
.summit { background: white; border-block: 1px solid var(--line); }
.summit-inner { display: grid; align-items: center; grid-template-columns: 1fr 1.25fr .65fr; gap: 1.5rem; padding-block: 1.2rem; }
.summit img { height: auto; aspect-ratio: 1.8; }
.summit h2 { font: 500 clamp(1.9rem, 3vw, 3rem)/1 var(--display); text-transform: uppercase; margin-block: .3rem .55rem; }
.label { color: var(--gold-ink); font-size: .77rem; font-weight: 750; text-transform: uppercase; letter-spacing: .12em; }
.summit aside { border-left: 2px solid #b48123; padding-left: 1rem; }
.footer { justify-content: flex-start; flex-wrap: wrap; padding-block: 1rem; font-size: .85rem; }
@media (max-width: 900px) {
  .desktop { display: none; }
  .mobile { display: block; position: relative; z-index: 2; }
  .mobile summary { cursor: pointer; padding: .55rem; }
  .mobile nav { display: grid; position: absolute; right: 0; width: min(18rem, 82vw); padding: .5rem; background: var(--charcoal); border: 1px solid var(--gold); box-shadow: 0 8px 24px #0006; }
  .mobile nav a { padding: .55rem .8rem; }
}
@media (max-width: 680px) {
  .wrap { width: calc(100% - 2rem); }
  .hero-inner { display: block; min-height: 0; padding-block: 2rem 1.25rem; }
  .hero-art { inset: 0 -1rem 0 0; background-position: center; opacity: .46; }
  .interfaces { width: auto; display: flex; flex-wrap: wrap; margin-top: 1.5rem; gap: .35rem; }
  .interfaces li::before, .interfaces li::after { display: none; }
  .intro, .section-heading { align-items: flex-start; flex-direction: column; }
  .statement { flex: auto; }
  .audience-grid, .summit-inner { grid-template-columns: 1fr; }
  .function-grid { grid-template-columns: repeat(2, 1fr); }
  .function-grid article + article { border: 0; padding-left: 0; }
  .resource-grid { grid-template-columns: repeat(2, 1fr); }
}

.reference { padding-block: 2rem 3rem; }
.reference .label { margin-bottom: .4rem; }
.reference h1 { font-size: clamp(2.1rem, 5vw, 4rem); text-transform: none; }
.reference header p:last-child { margin-top: .75rem; max-width: 70ch; }
.reference-body { display: grid; grid-template-columns: minmax(11rem, 16rem) minmax(0, 75ch); gap: 2rem; margin-top: 1.5rem; }
.reference nav, .reference article { background: white; border: 1px solid var(--line); padding: clamp(1rem, 3vw, 2rem); }
.reference nav { align-self: start; border-top: 3px solid var(--gold); }
.reference nav a { display: block; padding-block: .3rem; }
.reference article h2 { font: 750 1.8rem/1.15 var(--display); margin-bottom: .65rem; }
.reference article section + section { border-top: 1px solid var(--line); margin-top: 1.5rem; padding-top: 1.5rem; }
.reference article p + p, .reference article ul { margin-top: .65rem; }
.reference article li + li { margin-top: .4rem; }
.reference article a, .library-link { color: var(--gold-ink); text-underline-offset: .2em; }
.guidance h3 {
  margin-block: 1.5rem .5rem;
  font-size: 1.35rem;
  text-transform: none;
}
.guidance h4 {
  margin-block: 1.15rem .45rem;
  font-size: 1.05rem;
}
.guidance p, .guidance li { overflow-wrap: anywhere; }
.guidance ul, .guidance ol { padding-inline-start: 1.35rem; }
.guidance ol { list-style-type: lower-alpha; }
.guidance ul + p, .guidance ol + p { margin-top: .65rem; }
@media (max-width: 680px) {
  .reference-body { grid-template-columns: 1fr; gap: 1rem; }
}

.join-form {
  display: grid;
  gap: 1.25rem;
  max-width: 46rem;
  margin-top: 1.5rem;
  padding: clamp(1rem, 4vw, 2rem);
  background: white;
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
}
.join-form fieldset {
  display: grid;
  gap: .85rem;
  min-inline-size: 0;
  margin: 0;
  padding: .85rem 1rem 1rem;
  border: 1px solid var(--line);
}
.join-form legend { padding-inline: .3rem; font-weight: 750; }
.join-form label { display: grid; gap: .3rem; font-weight: 600; }
.join-form [hidden] { display: none; }
.join-form :is(input, select, textarea) {
  width: 100%;
  min-height: 2.75rem;
  padding: .55rem .65rem;
  border: 1px solid #737e84;
  border-radius: .25rem;
  background: white;
  color: var(--ink);
  font: inherit;
  font-weight: 400;
}
.join-form textarea { resize: vertical; }
.join-form :focus-visible { outline: 3px solid #217dd0; outline-offset: 3px; }
.join-form .button { justify-self: start; cursor: pointer; }
.join-form .button:disabled { opacity: .6; cursor: default; }