:root {
  /* Brand colors are sampled from the supplied chapter logo. */
  --iaai-navy: #001e40;
  --iaai-navy-dark: #001329;
  --iaai-red: #cb0a17;
  --iaai-red-dark: #970711;
  --iaai-gold: #facd05;
  --night: #07131f;
  --night-raised: #0c1e2c;
  --night-glass: #122a3b;
  --stone: #f1f2f2;
  --stone-light: #fbfbfa;
  --metal: #a68f63;
  --metal-light: #c9b990;
  --ink: #0a1b29;
  --muted: #50616c;
  --surface: #ffffff;
  --surface-muted: var(--stone-light);
  --brand: var(--iaai-navy);
  --brand-dark: var(--iaai-navy-dark);
  --accent: var(--iaai-red);
  --accent-dark: var(--iaai-red-dark);
  --line: #d1d4d3;
  --line-dark: rgb(212 194 158 / 25%);
  --focus: #1687d9;
  --max-width: 78rem;
  --radius: .12rem;
  --shadow: 0 1.75rem 4rem rgb(3 14 23 / 22%);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--stone-light); color: var(--ink); font-family: Inter, "Helvetica Neue", Arial, system-ui, sans-serif; font-size: 1rem; line-height: 1.6; }
a { color: var(--accent-dark); text-decoration-thickness: .08em; text-underline-offset: .23em; }
a:hover { text-decoration-thickness: .14em; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: .2rem solid var(--focus); outline-offset: .2rem; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { line-height: 1.05; letter-spacing: -.035em; }
h1 { max-width: 14ch; margin: .45rem 0 1.4rem; font-size: clamp(2.65rem, 7vw, 5.35rem); font-weight: 680; }
h2 { font-size: clamp(1.75rem, 4.5vw, 2.7rem); font-weight: 650; }
h3 { font-size: 1.15rem; }
h4 { margin-block: .25rem .55rem; font-size: 1.08rem; line-height: 1.25; }
.shell { width: min(100% - 2rem, var(--max-width)); margin-inline: auto; }
.narrow { max-width: 49rem; }
.skip-link { position: fixed; z-index: 20; top: .5rem; left: .5rem; transform: translateY(-200%); padding: .7rem 1rem; background: white; color: var(--night); }
.skip-link:focus { transform: translateY(0); }

.site-header { position: relative; z-index: 5; border-bottom: 1px solid var(--line); background: rgb(255 255 255 / 97%); color: var(--ink); box-shadow: 0 .5rem 2rem rgb(7 19 31 / 5%); }
.site-header::before { display: block; height: .18rem; background: linear-gradient(90deg, var(--metal) 0 72%, var(--iaai-red) 72% 86%, var(--iaai-gold) 86% 100%); content: ""; }
.header-inner { position: relative; display: flex; gap: 1rem; align-items: center; justify-content: space-between; padding-block: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .85rem; color: var(--ink); font-size: .82rem; font-weight: 700; letter-spacing: .1em; line-height: 1.2; text-decoration: none; text-transform: uppercase; }
.brand-mark { width: 3.25rem; height: 3.25rem; flex: 0 0 auto; object-fit: contain; }
.nav-toggle { display: inline-flex; min-height: 2.75rem; align-items: center; gap: .7rem; border: 1px solid #aeb6ba; padding: .55rem .75rem; background: white; color: var(--ink); font: inherit; font-size: .72rem; font-weight: 750; letter-spacing: .1em; cursor: pointer; text-transform: uppercase; }
.nav-toggle-icon { position: relative; width: 1.1rem; height: .7rem; border-block: 1px solid currentColor; }
.nav-toggle-icon::after { position: absolute; top: 50%; right: 0; left: 0; border-top: 1px solid currentColor; content: ""; }
.nav-toggle[aria-expanded="true"] .nav-toggle-icon { height: 1.1rem; border: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before, .nav-toggle[aria-expanded="true"] .nav-toggle-icon::after { position: absolute; top: 50%; right: 0; left: 0; border-top: 1px solid currentColor; content: ""; }
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after { transform: rotate(90deg); }
.primary-navigation { position: absolute; z-index: 10; top: calc(100% + .7rem); right: 0; width: min(22rem, calc(100vw - 2rem)); border: 1px solid var(--line); padding: .5rem; background: white; box-shadow: 0 1.25rem 3rem rgb(0 30 64 / 16%); }
.nav-list { display: flex; flex-direction: column; margin: 0; padding: 0; list-style: none; }
.nav-list a, .nav-button { display: flex; width: 100%; min-height: 2.75rem; align-items: center; padding: .6rem .7rem; color: var(--ink); font: inherit; font-size: .79rem; font-weight: 650; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; }
.nav-list a:hover, .nav-button:hover { color: var(--accent-dark); }
.nav-list a:hover, .nav-button:hover { background: var(--stone); }
.nav-list form { margin: 0; }
.nav-button { border: 0; background: none; cursor: pointer; }

.hero, .page-header { position: relative; isolation: isolate; overflow: hidden; background-color: var(--stone-light); color: var(--ink); }
.hero::before, .page-header::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgb(0 30 64 / 3.5%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(0 30 64 / 3.5%) 1px, transparent 1px),
    linear-gradient(90deg, transparent 62%, rgb(226 229 229 / 62%) 62%);
  background-size: 3rem 3rem, 3rem 3rem, 100% 100%;
  content: "";
}
.hero { padding-block: clamp(4.5rem, 10vw, 8.5rem); }
.hero::after { position: absolute; z-index: -1; inset: auto 0 0; height: .18rem; background: linear-gradient(90deg, var(--iaai-navy) 0 17%, var(--metal) 17% 25%, var(--iaai-red) 25% 28%, transparent 28%); content: ""; }
.hero-grid, .page-header-grid { position: relative; display: grid; gap: clamp(2.75rem, 7vw, 6rem); align-items: center; }
.hero-copy { max-width: 50rem; }
.hero-copy::before { display: block; width: 4rem; height: 1px; margin-bottom: 1.4rem; background: var(--metal); content: ""; }
.hero-copy h1, .hero-copy .lead { text-wrap: balance; }
.hero h1, .page-header h1 { color: var(--ink); }
.hero .lead, .page-header .lead { color: var(--muted); }
.hero .eyebrow, .page-header .eyebrow { color: var(--accent-dark); }

.feature-photo { position: relative; margin: 0; overflow: hidden; border: 1px solid #cbd1d4; border-radius: var(--radius); background: white; box-shadow: 0 1.5rem 4rem rgb(0 30 64 / 15%); }
.feature-photo::after { position: absolute; z-index: 2; inset: 0 0 2rem; border: 1px solid rgb(255 255 255 / 38%); box-shadow: inset 0 0 5rem rgb(0 0 0 / 10%); pointer-events: none; content: ""; }
.feature-photo picture { display: block; overflow: hidden; }
.feature-photo img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; filter: saturate(.76) contrast(1.05); }
.feature-photo--portrait img { aspect-ratio: 4 / 5; }
.feature-photo--landscape img { aspect-ratio: 16 / 10; }
.feature-photo figcaption { position: relative; z-index: 4; min-height: 2rem; padding: .48rem .7rem; border-top: 1px solid var(--line); background: white; color: var(--muted); font-size: .68rem; letter-spacing: .045em; text-transform: uppercase; }
.hero-photo { box-shadow: 0 0 0 .38rem white, 0 0 0 .44rem #bcc4c8, 0 1.8rem 4.5rem rgb(0 30 64 / 18%); }
.hero-photo::before { position: absolute; z-index: 3; inset: 0 auto 2rem -48%; width: 32%; background: linear-gradient(100deg, transparent, rgb(255 255 255 / 30%), transparent); transform: skewX(-14deg); pointer-events: none; content: ""; }
.hero-photo img { aspect-ratio: 690 / 866; object-position: center; filter: saturate(.92) contrast(1.06); }
.hero-photo-frame { position: absolute; z-index: 3; inset: .8rem .8rem 2.8rem; background: linear-gradient(var(--metal), var(--metal)) left top / 2.2rem 1px no-repeat, linear-gradient(var(--metal), var(--metal)) left top / 1px 2.2rem no-repeat, linear-gradient(var(--metal), var(--metal)) right bottom / 2.2rem 1px no-repeat, linear-gradient(var(--metal), var(--metal)) right bottom / 1px 2.2rem no-repeat; opacity: .9; pointer-events: none; }

/* Homepage: Executive Command composition. */
.home-hero { padding-block: 0; background: white; }
.home-hero::before { background-image: linear-gradient(rgb(0 30 64 / 3.5%) 1px, transparent 1px), linear-gradient(90deg, rgb(0 30 64 / 3.5%) 1px, transparent 1px), linear-gradient(90deg, transparent 61.5%, var(--stone) 61.5%); background-size: 3rem 3rem, 3rem 3rem, 100% 100%; }
.home-hero .hero-grid { gap: 0; }
.home-hero .hero-copy { padding-block: clamp(3.5rem, 7vw, 5.5rem); }
.home-hero .hero-copy::before { display: none; }
.hero-designation { display: flex; gap: 1rem; align-items: center; justify-content: space-between; max-width: 42rem; margin-bottom: clamp(1.5rem, 3vw, 2.25rem); padding-bottom: .8rem; border-bottom: 1px solid #bfc5c7; }
.hero-designation > span { color: var(--muted); font-size: .66rem; font-weight: 750; letter-spacing: .15em; white-space: nowrap; }
.home-hero h1 { max-width: 15ch; font-size: clamp(2.5rem, 4.7vw, 4.15rem); }
.home-hero .lead { max-width: 38rem; }
.home-hero .hero-photo { align-self: center; justify-self: end; display: grid; width: min(calc(100% - 1rem), 24rem); grid-template-rows: 1fr auto; margin: 1.5rem 1rem 2rem 0; background: var(--night); box-shadow: 0 1.5rem 4rem rgb(0 30 64 / 18%); }
.home-hero .hero-photo picture { width: 100%; height: auto; aspect-ratio: 690 / 866; min-height: 0; }
.home-hero .hero-photo img { width: 100%; height: 100%; aspect-ratio: 690 / 866; object-fit: contain; }
.home-hero .hero-photo::after { inset: 0 0 2rem; border: 0; background: linear-gradient(90deg, rgb(0 19 41 / 20%), transparent 28%), linear-gradient(0deg, rgb(0 19 41 / 22%), transparent 30%); box-shadow: inset 0 0 7rem rgb(0 0 0 / 12%); }
.hero-photo-meta { position: absolute; z-index: 5; top: 1.25rem; right: 1.25rem; left: 1.25rem; display: flex; justify-content: space-between; color: white; font-size: .62rem; font-weight: 750; letter-spacing: .14em; text-shadow: 0 1px .3rem rgb(0 0 0 / 70%); text-transform: uppercase; }
.home-hero .hero-photo-frame { inset: 3rem 1.25rem 3.25rem; background: linear-gradient(white, white) left top / 2.5rem 1px no-repeat, linear-gradient(white, white) left top / 1px 2.5rem no-repeat, linear-gradient(var(--metal-light), var(--metal-light)) right bottom / 2.5rem 1px no-repeat, linear-gradient(var(--metal-light), var(--metal-light)) right bottom / 1px 2.5rem no-repeat; opacity: .78; }
.home-hero .hero-photo figcaption { border: 0; background: var(--night); color: #b9c3c8; }

.service-pathways { position: relative; overflow: hidden; padding-block: clamp(4rem, 8vw, 6.5rem); background: var(--night); color: white; }
.service-pathways::before { position: absolute; inset: 0; background-image: linear-gradient(rgb(201 185 144 / 6%) 1px, transparent 1px), linear-gradient(90deg, rgb(201 185 144 / 6%) 1px, transparent 1px); background-size: 4rem 4rem; content: ""; }
.pathway-layout { position: relative; display: grid; gap: clamp(3rem, 7vw, 6rem); }
.membership-offer { max-width: 32rem; }
.membership-offer .eyebrow { color: var(--metal-light); }
.membership-offer h2 { max-width: 11ch; margin: .6rem 0 1.5rem; color: white; font-size: clamp(2.25rem, 4.4vw, 3.8rem); }
.membership-offer > p:not(.eyebrow, .membership-price) { color: #b9c4ca; }
.membership-price { display: flex; gap: 1rem; align-items: center; margin-block: 1.75rem; padding-block: 1.2rem; border-block: 1px solid rgb(201 185 144 / 25%); }
.membership-price strong { color: white; font-size: clamp(2.5rem, 6vw, 4.25rem); font-weight: 550; line-height: 1; letter-spacing: -.05em; }
.membership-price span { max-width: 9rem; color: var(--metal-light); font-size: .68rem; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.button-light { margin-top: 1rem; border-color: var(--metal-light); color: white; }
.button-light:hover { background: white; color: var(--night); }
.pathway-nav { border-block: 1px solid rgb(201 185 144 / 25%); }
.pathway-nav a { position: relative; display: grid; grid-template-columns: 2.5rem 1fr; gap: .25rem 1rem; padding: 1.55rem 0; color: white; text-decoration: none; }
.pathway-nav a + a { border-top: 1px solid rgb(201 185 144 / 25%); }
.pathway-nav a::after { position: absolute; top: 50%; right: .25rem; width: .55rem; height: .55rem; border-top: 1px solid var(--metal-light); border-right: 1px solid var(--metal-light); transform: translateY(-50%) rotate(45deg); content: ""; }
.pathway-nav a > span { grid-row: 1 / 3; color: var(--metal-light); font-size: .65rem; font-weight: 750; letter-spacing: .14em; }
.pathway-nav strong { font-size: 1.05rem; }
.pathway-nav small { padding-right: 2rem; color: #aebbc3; font-size: .87rem; }
.pathway-nav a:hover strong { color: var(--metal-light); }

.program-briefing { padding-block: clamp(4.5rem, 9vw, 7.5rem); background: var(--stone); }
.briefing-heading { display: grid; gap: .35rem; margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }
.briefing-heading h2 { margin: 0; font-size: clamp(2.4rem, 5vw, 4.2rem); }
.briefing-heading > p:last-child { max-width: 34rem; margin: .35rem 0 0; color: var(--muted); }
.briefing-columns { display: grid; gap: 1.25rem; }
.briefing-panel { border-top: .22rem solid var(--iaai-navy); background: white; box-shadow: 0 1.25rem 3.5rem rgb(0 30 64 / 9%); }
.briefing-panel-heading { display: grid; grid-template-columns: 1fr auto; gap: .25rem 1rem; align-items: end; padding: 1.5rem; border-bottom: 1px solid var(--line); }
.briefing-panel-heading > span { grid-column: 1 / -1; color: var(--metal); font-size: .64rem; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; }
.briefing-panel-heading h3 { margin: .45rem 0 0; font-size: clamp(1.35rem, 3vw, 1.75rem); }
.briefing-panel-heading a { color: var(--ink); font-size: .68rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.briefing-list { min-height: 10rem; }
.briefing-item { display: grid; grid-template-columns: 3.5rem 1fr; gap: 1.25rem; padding: 1.5rem; }
.briefing-item + .briefing-item { border-top: 1px solid var(--line); }
.briefing-item time { display: flex; height: 4rem; flex-direction: column; align-items: center; justify-content: center; border: 1px solid #bfc5c7; color: var(--iaai-navy); line-height: 1; }
.briefing-item time span { font-size: .6rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.briefing-item time strong { margin-top: .25rem; font-size: 1.45rem; font-weight: 600; }
.briefing-item h4 a { color: var(--ink); }
.briefing-item p:last-child { margin: 0; color: var(--muted); font-size: .9rem; }
.briefing-empty { min-height: 10rem; margin: 0; padding: 2rem 1.5rem; color: var(--muted); }

.page-header { padding-block: clamp(3.8rem, 8vw, 6.5rem); border-bottom: 1px solid var(--line); }
.page-header::after { position: absolute; z-index: -1; right: 0; bottom: 0; width: min(32vw, 27rem); height: .22rem; background: var(--metal); content: ""; }
.page-header h1 { position: relative; }
.page-header h1::after { display: block; width: 3.5rem; height: .16rem; margin-top: 1.25rem; background: var(--iaai-red); content: ""; }
.page-header--training .feature-photo { width: min(100%, 24rem); justify-self: center; }
.page-header--training .feature-photo img { object-position: center 40%; }

.lead { max-width: 44rem; color: var(--muted); font-size: clamp(1.08rem, 2.5vw, 1.3rem); }
.eyebrow, .card-kicker { margin: 0; color: var(--accent-dark); font-size: .7rem; font-weight: 750; letter-spacing: .19em; text-transform: uppercase; }
.actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 2.2rem; }
.hero-actions--mobile { display: none; }
.button { display: inline-flex; min-height: 2.85rem; align-items: center; justify-content: center; border: 1px solid var(--brand); border-radius: var(--radius); padding: .72rem 1.15rem; font-size: .74rem; font-weight: 750; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; }
.button-primary { background: var(--brand); color: white; }
.button-primary:hover { background: var(--brand-dark); }
.button-secondary { border-color: var(--accent); background: transparent; color: var(--accent-dark); }
.hero .button-primary { border-color: var(--iaai-navy); background: var(--iaai-navy); color: white; }
.hero .button-primary:hover { border-color: var(--iaai-navy-dark); background: var(--iaai-navy-dark); }
.hero .button-primary { box-shadow: 0 .65rem 1.5rem rgb(0 30 64 / 14%); }
.hero .button-secondary { border-color: #76838a; color: var(--ink); }
.hero .button-secondary:hover { border-color: var(--iaai-navy); color: var(--iaai-navy); }

.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); background: white; }
.section-muted { border-block: 1px solid #dedfdd; background: var(--stone); }
.section-heading { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: end; justify-content: space-between; margin-bottom: 2rem; padding-bottom: 1.1rem; border-bottom: 1px solid #bfc3c2; }
.section-heading h2 { margin: .35rem 0 0; }
.section-heading > a { color: var(--ink); font-size: .72rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.card-grid { display: grid; gap: 1px; border: 1px solid #c7cac8; background: #c7cac8; }
.card, .dashboard-panel { position: relative; border: 0; border-radius: 0; padding: 1.6rem; background: rgb(255 255 255 / 88%); }
.card::before { display: block; width: 2rem; height: 1px; margin-bottom: 1.2rem; background: var(--metal); content: ""; }
.card h2, .card h3 { margin-top: .55rem; }
.card a { color: var(--ink); }
.empty-state { color: var(--muted); }
.card-grid > .empty-state { grid-column: 1 / -1; margin: 0; padding: 1.6rem; background: white; }
.program-grid { display: grid; gap: clamp(1.25rem, 2.5vw, 2rem); }
.program-card { position: relative; display: flex; min-width: 0; flex-direction: column; overflow: hidden; border: 1px solid #c8cecf; background: white; box-shadow: 0 .8rem 2rem rgb(0 30 64 / 8%); }
.program-card::after { position: absolute; z-index: 2; top: 0; right: 0; left: 0; height: .2rem; background: linear-gradient(90deg, var(--iaai-navy) 0 72%, var(--metal) 72% 88%, var(--iaai-red) 88%); content: ""; }
.program-card-media { position: relative; display: block; width: 100%; height: clamp(14rem, 24vw, 19rem); overflow: hidden; border-bottom: 1px solid var(--line); background: var(--night); }
.program-card-media::after { position: absolute; inset: 0; border: .5rem solid rgb(255 255 255 / 15%); box-shadow: inset 0 -3rem 4rem rgb(0 19 41 / 16%); pointer-events: none; content: ""; }
.program-card-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.82) contrast(1.04); transition: transform .45s cubic-bezier(.16, 1, .3, 1); }
.program-card-media:not(.program-media--fallback) img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: center; }
.program-card-body { display: flex; min-height: 12.5rem; flex: 1; flex-direction: column; align-items: center; padding: 1.35rem 1.25rem 1.5rem; text-align: center; }
.program-card-body h2, .program-card-body h3 { display: -webkit-box; overflow: hidden; margin: .4rem 0 .55rem; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.program-card-body h2 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
.program-card-body h3 { font-size: 1.25rem; }
.program-card-body h2 a, .program-card-body h3 a, .program-card-body h2 a:hover, .program-card-body h3 a:hover { color: var(--ink); text-decoration: none; }
.program-card-type { margin: 0; color: var(--accent-dark); font-size: .62rem; font-weight: 750; letter-spacing: .17em; text-transform: uppercase; }
.program-card-meta { display: flex; flex-wrap: wrap; gap: .2rem .45rem; align-items: center; justify-content: center; margin: 0; color: var(--muted); font-size: .76rem; }
.program-card-meta time { color: var(--accent-dark); font-weight: 700; }
.program-card-meta > span[aria-hidden] { color: #a9afb1; }
.program-card-action { display: inline-flex; min-width: 8.5rem; min-height: 2.35rem; align-items: center; justify-content: center; margin-top: 1.25rem; border: 1px solid var(--iaai-navy); padding: .48rem .9rem; background: var(--iaai-navy); color: white; font-size: .65rem; font-weight: 750; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; }
.program-card-action:hover { border-color: var(--iaai-red-dark); background: var(--iaai-red-dark); color: white; }
.program-grid > .empty-state, .program-grid > .briefing-empty { grid-column: 1 / -1; margin: 0; border: 1px solid var(--line); padding: 2rem; background: white; }
.program-media--fallback { display: flex; align-items: center; justify-content: center; background: white; }
.program-media--fallback::after { border: 0; box-shadow: none; }
.program-media--fallback img { width: min(55%, 10rem); height: auto; aspect-ratio: 1; margin: auto; padding: 0; object-fit: contain; filter: none; }
.program-detail-media { display: grid; min-height: 20rem; place-items: center; overflow: hidden; margin: 0; border: 1px solid #cbd1d4; background: white; box-shadow: 0 1.5rem 4rem rgb(0 30 64 / 15%); }
.program-detail-media img { width: 100%; height: 100%; min-height: 20rem; aspect-ratio: 4 / 3; object-fit: cover; }
.program-detail-media.program-media--fallback img { width: 7.625rem; height: auto; min-height: 0; aspect-ratio: 1; padding: 0; object-fit: contain; }

/* Membership enrollment page. */
.join-hero { position: relative; isolation: isolate; overflow: hidden; padding-block: clamp(3.5rem, 8vw, 6.5rem); background: var(--stone-light); }
.join-hero::before { position: absolute; z-index: -1; inset: 0; background-image: linear-gradient(rgb(0 30 64 / 3%) 1px, transparent 1px), linear-gradient(90deg, rgb(0 30 64 / 3%) 1px, transparent 1px), linear-gradient(112deg, transparent 0 58%, var(--stone) 58%); background-size: 3rem 3rem, 3rem 3rem, 100% 100%; content: ""; }
.join-hero-grid { display: grid; gap: clamp(2.5rem, 7vw, 6rem); align-items: center; }
.join-hero-copy { max-width: 42rem; }
.join-hero-copy h1 { max-width: 12ch; }
.join-hero-copy .lead { max-width: 37rem; }
.join-offer { position: relative; overflow: hidden; border: 1px solid rgb(201 185 144 / 38%); padding: clamp(1.5rem, 4vw, 2.25rem); background: var(--night); color: white; box-shadow: var(--shadow); }
.join-offer::before { position: absolute; inset: 0; background-image: linear-gradient(rgb(201 185 144 / 6%) 1px, transparent 1px), linear-gradient(90deg, rgb(201 185 144 / 6%) 1px, transparent 1px); background-size: 2.5rem 2.5rem; pointer-events: none; content: ""; }
.join-offer > * { position: relative; }
.join-offer-mark { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.6rem; padding-bottom: 1rem; border-bottom: 1px solid rgb(201 185 144 / 28%); }
.join-offer-mark img { width: 4rem; height: 4rem; object-fit: contain; }
.join-offer-mark p, .join-offer-label, .join-offer-term { margin: 0; font-size: .66rem; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.join-offer-mark p { color: var(--metal-light); }
.join-offer-label { color: #b8c4ca; }
.join-offer h2 { display: flex; align-items: flex-start; margin: .55rem 0 .35rem; color: white; font-size: clamp(3.75rem, 10vw, 6.5rem); font-weight: 520; letter-spacing: -.07em; line-height: .9; }
.join-offer h2 span { margin: .4rem .25rem 0 0; color: var(--metal-light); font-size: .32em; letter-spacing: 0; }
.join-offer-term { color: var(--metal-light); }
.join-offer-facts { display: grid; gap: 1px; margin-block: 1.75rem; background: rgb(201 185 144 / 22%); }
.join-offer-facts div { padding: .85rem 1rem; background: var(--night-raised); }
.join-offer-facts dt { color: var(--metal-light); font-size: .62rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.join-offer-facts dd { margin: .2rem 0 0; color: white; font-size: .88rem; }
.join-offer-action { width: 100%; border-color: white; background: white; color: var(--iaai-navy); }
.join-offer-action:hover { background: var(--stone); color: var(--iaai-navy); }
.join-offer-action--pending { border-color: #85939b; background: transparent; color: #c6d0d5; cursor: not-allowed; }
.join-offer-note { margin: .7rem 0 0; color: #9dabb3; font-size: .72rem; text-align: center; }
.join-section-heading > p { max-width: 29rem; margin: 0; color: var(--muted); }
.join-benefit-grid { display: grid; gap: 1px; border: 1px solid var(--line); background: var(--line); }
.join-benefit-grid article { min-height: 15rem; padding: clamp(1.4rem, 3vw, 2rem); background: white; }
.join-benefit-grid article > span { color: var(--metal); font-size: .65rem; font-weight: 750; letter-spacing: .14em; }
.join-benefit-grid h3 { margin: 2.25rem 0 .8rem; font-size: 1.35rem; }
.join-benefit-grid p { color: var(--muted); }
.join-process { position: relative; padding-block: clamp(4rem, 8vw, 6.5rem); background: var(--night); color: white; }
.join-process-grid { display: grid; gap: clamp(2.5rem, 7vw, 6rem); }
.join-process .eyebrow { color: var(--metal-light); }
.join-process h2 { max-width: 10ch; margin-block: .6rem 1.2rem; color: white; font-size: clamp(2.2rem, 5vw, 3.8rem); }
.join-process-grid > div > p:last-child { max-width: 28rem; color: #afbdc4; }
.join-process ol { margin: 0; padding: 0; border-block: 1px solid rgb(201 185 144 / 25%); list-style: none; }
.join-process li { display: grid; grid-template-columns: 2.5rem 1fr; gap: 1rem; padding-block: 1.35rem; }
.join-process li + li { border-top: 1px solid rgb(201 185 144 / 25%); }
.join-process li > span { color: var(--metal-light); font-size: .65rem; font-weight: 750; letter-spacing: .12em; }
.join-process li h3 { margin: 0 0 .35rem; color: white; }
.join-process li p { margin: 0; color: #afbdc4; font-size: .9rem; }
.join-terms { background: var(--stone); }
.join-terms h2 { margin-block: .5rem 1.75rem; }
.join-term-list { border-top: 1px solid #bfc5c7; }
.join-term-list p { margin: 0; padding-block: 1rem; }
.join-term-list p + p { border-top: 1px solid var(--line); }
.facts { display: grid; gap: 1px; margin-top: 2rem; border: 1px solid var(--line); background: var(--line); }
.facts div { padding: 1rem; background: white; }
.facts dt { color: var(--accent-dark); font-size: .69rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.facts dd { margin: .25rem 0 0; color: var(--ink); }
.prose { max-width: 49rem; }
.prose h2 { margin-top: 2.75rem; }
.program-copy-section:first-child h2:first-child { margin-top: 0; }
.agenda { padding-left: 1.25rem; }
.dashboard-grid { display: grid; gap: 1px; border: 1px solid #c7cac8; background: #c7cac8; }
.form-shell { max-width: 35rem; }
.form-shell label { display: block; font-size: .76rem; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.form-shell input, .form-shell select, .form-shell textarea { width: 100%; min-height: 2.85rem; border: 1px solid #7a8388; border-radius: var(--radius); padding: .65rem; background: white; font: inherit; }
.errorlist, .error-summary { color: #7b1113; }
.error-summary { border-left: .22rem solid #b00020; padding: .75rem 1rem; background: #fff2f2; }
.message { border-left: .22rem solid var(--focus); padding: .75rem 1rem; background: #edf7ff; }
.site-footer { padding-block: 3rem; border-top: 1px solid var(--line); background: white; color: var(--muted); font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; }

@media (min-width: 44rem) {
  .header-inner { flex-direction: row; align-items: center; justify-content: space-between; }
  .card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .program-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .join-benefit-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 43.999rem) {
  .home-hero .hero-grid { padding-bottom: 0; }
  .home-hero .hero-copy { padding-bottom: 1.75rem; }
  .home-hero .hero-actions--desktop { display: none; }
  .home-hero .hero-actions--mobile { position: absolute; z-index: 6; right: 1rem; bottom: 1.75rem; left: 1rem; display: flex; justify-content: center; margin: 0; }
  .home-hero .hero-actions--mobile .button { min-height: 2.7rem; border-color: white; padding-inline: .9rem; box-shadow: 0 .6rem 1.5rem rgb(0 0 0 / 28%); }
  .home-hero .hero-actions--mobile .button-primary { background: white; color: var(--iaai-navy); }
  .home-hero .hero-actions--mobile .button-secondary { background: rgb(0 19 41 / 78%); color: white; backdrop-filter: blur(.35rem); }
  .home-hero .hero-photo { justify-self: center; width: 100%; margin: 0 auto 1.5rem; }
  .home-hero .hero-photo picture { aspect-ratio: 4 / 5; }
  .home-hero .hero-photo img { aspect-ratio: 4 / 5; object-fit: cover; object-position: center; }
  .home-hero .hero-photo::after { background: linear-gradient(0deg, rgb(0 19 41 / 70%) 0, rgb(0 19 41 / 25%) 34%, transparent 62%); }
  .home-hero .hero-photo-meta { justify-content: center; }
  .home-hero .hero-photo-meta span:last-child { display: none; }
}

@media (min-width: 60rem) {
  .nav-toggle { display: none; }
  .primary-navigation, .primary-navigation[hidden] { position: static; display: block; width: auto; border: 0; padding: 0; background: transparent; box-shadow: none; }
  .nav-list { flex-direction: row; flex-wrap: wrap; gap: .25rem .45rem; align-items: center; }
  .nav-list a, .nav-button { width: auto; padding-inline: .5rem; }
  .nav-list a:hover, .nav-button:hover { background: transparent; }
  .hero-grid { grid-template-columns: minmax(0, 1.08fr) minmax(23rem, .72fr); }
  .page-header-grid { grid-template-columns: minmax(0, 1fr) minmax(26rem, .8fr); }
  .home-hero .hero-grid { grid-template-columns: minmax(0, 1.05fr) minmax(30rem, .8fr); gap: clamp(2rem, 4vw, 4rem); }
  .home-hero .hero-photo { width: min(calc(100% - 2rem), 30rem); height: auto; margin: 1.5rem clamp(1rem, 2vw, 2rem) 1.5rem 0; }
  .home-hero .hero-photo picture { height: auto; }
  .pathway-layout { grid-template-columns: minmax(20rem, .78fr) minmax(0, 1.22fr); align-items: center; }
  .briefing-heading { grid-template-columns: minmax(0, 1fr) 22rem; align-items: end; }
  .briefing-heading .eyebrow { grid-column: 1 / -1; }
  .briefing-heading > p:last-child { justify-self: end; }
  .briefing-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .program-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .join-hero-grid { grid-template-columns: minmax(0, 1.08fr) minmax(23rem, .72fr); }
  .join-process-grid { grid-template-columns: minmax(20rem, .75fr) minmax(0, 1.25fr); align-items: start; }
}

@media (prefers-reduced-motion: no-preference) {
  .button, .card { transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease; }
  .card:hover, .card:focus-within { background: white; box-shadow: inset 0 .18rem 0 var(--iaai-red); }
  .program-card { transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease; }
  .program-card:hover, .program-card:focus-within { border-color: #9fa9ad; box-shadow: 0 1.5rem 3.5rem rgb(0 30 64 / 14%); transform: translateY(-.25rem); }
  .program-card:hover .program-card-media img, .program-card:focus-within .program-card-media img { transform: scale(1.035); }
  .program-card:hover .program-media--fallback img, .program-card:focus-within .program-media--fallback img { transform: scale(1.025); }
  .hero-copy { animation: hero-copy-in .8s .08s cubic-bezier(.16, 1, .3, 1) both; }
  .hero-photo { animation: hero-frame-in 1s .18s cubic-bezier(.16, 1, .3, 1) both; }
  .home-hero .hero-photo picture { animation: hero-image-reveal 1.2s .3s cubic-bezier(.16, 1, .3, 1) both; }
  .hero-photo img { animation: hero-image-drift 4.4s 1s cubic-bezier(.2, .7, .2, 1) both; }
  .home-hero .hero-photo img { animation: none; }
  .hero-photo::before { animation: hero-light-sweep 3.8s 1.1s ease-in-out both; }
  .hero-photo-frame { animation: hero-detail-in 1.2s .75s ease-out both; }
  .scroll-reveal-ready [data-scroll-reveal] { opacity: 0; transform: translate3d(0, 1.4rem, 0); transition: opacity .5s ease-out, transform .62s cubic-bezier(.16, 1, .3, 1); will-change: opacity, transform; }
  .scroll-reveal-ready [data-scroll-reveal="left"] { transform: translate3d(-1.75rem, 0, 0); }
  .scroll-reveal-ready [data-scroll-reveal="right"] { transform: translate3d(1.75rem, 0, 0); }
  .scroll-reveal-ready [data-scroll-reveal="card"] { transform: translate3d(0, 1.25rem, 0) scale(.985); }
  .scroll-reveal-ready [data-scroll-reveal].is-revealed { opacity: 1; transform: translate3d(0, 0, 0) scale(1); will-change: auto; }
  .scroll-reveal-ready .program-grid > [data-scroll-reveal].is-revealed:nth-child(2) { transition-delay: .06s; }
  .scroll-reveal-ready .program-grid > [data-scroll-reveal].is-revealed:nth-child(3) { transition-delay: .12s; }
  .scroll-reveal-ready .program-grid > [data-scroll-reveal].is-revealed:nth-child(4) { transition-delay: .18s; }
  .scroll-reveal-ready .program-grid > [data-scroll-reveal].is-revealed:nth-child(5) { transition-delay: .24s; }
  .scroll-reveal-ready .program-grid > [data-scroll-reveal].is-revealed:nth-child(6) { transition-delay: .3s; }
  .scroll-reveal-ready .join-benefit-grid > [data-scroll-reveal].is-revealed:nth-child(2) { transition-delay: .07s; }
  .scroll-reveal-ready .join-benefit-grid > [data-scroll-reveal].is-revealed:nth-child(3) { transition-delay: .14s; }
  .scroll-reveal-ready .program-card.is-revealed:hover, .scroll-reveal-ready .program-card.is-revealed:focus-within { transform: translateY(-.25rem); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-copy, .hero-photo, .hero-photo picture, .hero-photo img, .hero-photo::before, .hero-photo-frame { animation: none; }
}

@keyframes hero-copy-in {
  from { opacity: 0; transform: translateY(.9rem); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes hero-frame-in {
  from { opacity: 0; transform: translateY(1.5rem) scale(.975); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes hero-image-reveal {
  from { clip-path: inset(0 100% 0 0); }
  to { clip-path: inset(0); }
}

@keyframes hero-image-drift {
  from { transform: scale(1.045) translate3d(0, .6%, 0); }
  to { transform: scale(1.015) translate3d(0, 0, 0); }
}

@keyframes hero-light-sweep {
  0%, 28% { opacity: 0; transform: translateX(0) skewX(-14deg); }
  48% { opacity: .65; }
  78%, 100% { opacity: 0; transform: translateX(455%) skewX(-14deg); }
}

@keyframes hero-detail-in {
  from { opacity: 0; transform: scale(.97); }
  to { opacity: .9; transform: scale(1); }
}

@media (forced-colors: active) {
  .button, .card, .program-card, .program-detail-media, .join-offer, .join-benefit-grid article, .dashboard-panel, .feature-photo, .facts { border: 1px solid CanvasText; box-shadow: none; }
  .hero::before, .hero::after, .hero-photo::before, .hero-photo-frame, .service-pathways::before, .page-header::before, .page-header::after, .card::before { display: none; }
}