:root {
  --ink: #172431;
  --navy-950: #04111f;
  --navy-900: #081a2d;
  --navy-800: #0c2740;
  --slate: #426078;
  --muted: #627180;
  --ivory: #f4f0e7;
  --ivory-2: #ebe4d7;
  --white: #fff;
  --gold: #c69b55;
  --gold-light: #e2c99c;
  --line: rgba(8, 26, 45, .16);
  --line-light: rgba(255, 255, 255, .18);
  --shadow: 0 24px 70px rgba(4, 17, 31, .12);
  --container: 1240px;
  --header-h: 84px;
  --ease: cubic-bezier(.2, .75, .25, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 24px);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--ivory);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body.menu-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }

::selection { color: var(--navy-950); background: var(--gold-light); }

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 10px 16px;
  color: var(--navy-950);
  background: var(--white);
  transform: translateY(-160%);
  transition: transform .2s;
}

.skip-link:focus { transform: translateY(0); }

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.narrow { width: min(calc(100% - 48px), 820px); margin-inline: auto; }

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: var(--header-h);
  color: var(--white);
  border-bottom: 1px solid var(--line-light);
  transition: background .35s var(--ease), height .35s var(--ease), box-shadow .35s var(--ease);
}

.site-header.is-scrolled,
.site-header.header-solid {
  height: 72px;
  background: rgba(4, 17, 31, .96);
  box-shadow: 0 12px 30px rgba(0,0,0,.12);
  backdrop-filter: blur(12px);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 34px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark { width: 34px; height: 34px; color: var(--white); }
.brand-copy { display: flex; align-items: baseline; gap: 8px; letter-spacing: .16em; text-transform: uppercase; }
.brand-name { font-size: .84rem; font-weight: 700; }
.brand-divider { width: 1px; height: 22px; background: rgba(255,255,255,.5); }
.brand-group { font-size: .62rem; color: rgba(255,255,255,.68); }

.primary-nav { margin-left: auto; }
.nav-list { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-list a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: rgba(255,255,255,.86);
  text-decoration: none;
  font-size: .77rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.nav-list a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .25s var(--ease);
}

.nav-list a:hover::after,
.nav-list a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.nav-list a[aria-current="page"] { color: var(--white); }

.header-cta { margin-left: 4px; }

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  margin-left: auto;
  padding: 12px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span { display: block; height: 1px; margin: 6px 0; background: var(--white); transition: transform .25s, opacity .25s; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px 22px;
  border: 1px solid transparent;
  text-decoration: none;
  font-size: .75rem;
  font-weight: 750;
  letter-spacing: .11em;
  line-height: 1.2;
  text-transform: uppercase;
  cursor: pointer;
  transition: color .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}

.button::after { content: "↗"; font-size: 1rem; font-weight: 400; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--navy-950); background: var(--gold); border-color: var(--gold); }
.button-primary:hover { background: var(--gold-light); border-color: var(--gold-light); }
.button-outline { color: var(--white); border-color: rgba(255,255,255,.7); background: rgba(4,17,31,.08); }
.button-outline:hover { color: var(--navy-950); background: var(--white); }
.button-dark { color: var(--white); background: var(--navy-900); border-color: var(--navy-900); }
.button-dark:hover { background: var(--navy-800); }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--navy-900); text-decoration: none; font-weight: 700; }
.text-link::after { content: "→"; transition: transform .2s; }
.text-link:hover::after { transform: translateX(5px); }

:focus-visible { outline: 3px solid var(--gold-light); outline-offset: 4px; }

.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background: var(--navy-950);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 30%, rgba(198,155,85,.16), transparent 25%),
    radial-gradient(circle at 20% 80%, rgba(59,101,132,.28), transparent 30%),
    linear-gradient(115deg, rgba(4,17,31,.98) 18%, rgba(8,26,45,.76) 56%, rgba(4,17,31,.92));
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: .32;
  background-image:
    linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: linear-gradient(to right, transparent 8%, black 44%, black 100%);
}

.hero-orbit, .hero-orbit::before, .hero-orbit::after {
  position: absolute;
  border: 1px solid rgba(198,155,85,.28);
  border-radius: 50%;
}

.hero-orbit {
  width: 600px;
  height: 600px;
  right: -80px;
  top: 90px;
  animation: drift 18s ease-in-out infinite alternate;
}

.hero-orbit::before { content: ""; inset: 70px; }
.hero-orbit::after { content: ""; inset: 154px; border-color: rgba(255,255,255,.14); }

.hero-node { position: absolute; width: 10px; height: 10px; right: 344px; top: 207px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 10px rgba(198,155,85,.1); }
.hero-node.node-two { right: 80px; top: 500px; width: 6px; height: 6px; }

@keyframes drift { from { transform: translate3d(0,0,0) rotate(-4deg); } to { transform: translate3d(-22px,14px,0) rotate(3deg); } }

.hero-content { position: relative; z-index: 2; padding: 190px 0 96px; }
.hero-copy { max-width: 1040px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 24px;
  color: var(--gold-light);
  font-size: .76rem;
  font-weight: 750;
  letter-spacing: .18em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow::before { content: ""; width: 42px; height: 1px; background: currentColor; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, .display { font-family: Georgia, "Times New Roman", serif; font-weight: 400; letter-spacing: -.035em; }
h1 { max-width: 1080px; margin-bottom: 28px; font-size: clamp(3.25rem, 7vw, 7.35rem); line-height: .99; }
.hero-lead { max-width: 760px; margin-bottom: 34px; color: rgba(255,255,255,.78); font-size: clamp(1.05rem, 1.7vw, 1.32rem); line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 18px 34px; margin-top: 70px; padding-top: 24px; border-top: 1px solid var(--line-light); color: rgba(255,255,255,.64); font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.hero-meta span { display: inline-flex; align-items: center; gap: 10px; }
.hero-meta span::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--gold); }

.page-hero { min-height: 550px; align-items: end; }
.page-hero .hero-content { padding: 190px 0 84px; }
.page-hero h1 { max-width: 930px; font-size: clamp(3.15rem, 6.4vw, 6.5rem); }

.section { padding: 112px 0; }
.section-sm { padding: 76px 0; }
.section-dark { color: var(--white); background: var(--navy-900); }
.section-white { background: var(--white); }
.section-sand { background: var(--ivory-2); }
.section-rule { border-top: 1px solid var(--line); }

.section-head { display: grid; grid-template-columns: minmax(220px, .65fr) minmax(0, 1.55fr); gap: 72px; align-items: start; margin-bottom: 62px; }
.section-head.compact { margin-bottom: 40px; }
.section-kicker { margin: 6px 0 0; color: var(--slate); font-size: .72rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.section-dark .section-kicker { color: var(--gold-light); }
h2 { margin-bottom: 24px; color: var(--navy-900); font-size: clamp(2.45rem, 4.5vw, 4.75rem); line-height: 1.08; }
.section-dark h2 { color: var(--white); }
h3 { margin-bottom: 14px; color: var(--navy-900); font-size: 1.25rem; line-height: 1.3; }
.section-dark h3 { color: var(--white); }
.lead { color: var(--muted); font-size: 1.2rem; line-height: 1.72; }
.section-dark .lead, .section-dark p { color: rgba(255,255,255,.72); }
.prose { max-width: 780px; }
.prose p { margin-bottom: 1.35em; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(48px, 7vw, 110px); align-items: center; }
.split-top { align-items: start; }
.statements { border-top: 1px solid var(--line); }
.statement { display: grid; grid-template-columns: 70px 1fr; gap: 22px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.statement-number { color: var(--gold); font-family: Georgia, serif; font-size: 1.2rem; }
.statement h3 { margin-bottom: 8px; }
.statement p { margin-bottom: 0; color: var(--muted); }

.service-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { min-height: 300px; display: flex; flex-direction: column; padding: 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.18); text-decoration: none; transition: background .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease); }
.service-card:hover { z-index: 2; background: var(--white); transform: translateY(-5px); box-shadow: var(--shadow); }
.service-card .card-number { margin-bottom: 54px; color: var(--gold); font-family: Georgia, serif; font-size: .95rem; }
.service-card h3 { max-width: 330px; margin-bottom: 14px; font-size: 1.4rem; }
.service-card p { margin-bottom: 0; color: var(--muted); }
.service-card .card-arrow { margin-top: auto; padding-top: 24px; font-size: 1.25rem; }

.audience-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: rgba(255,255,255,.16); }
.audience-card { min-height: 390px; display: flex; flex-direction: column; padding: 34px 28px; background: var(--navy-900); text-decoration: none; transition: background .3s; }
.audience-card:hover { background: var(--navy-800); }
.audience-card .card-number { color: var(--gold-light); font-size: .75rem; font-weight: 800; letter-spacing: .15em; }
.audience-card h3 { margin-top: 64px; font-family: Georgia, serif; font-size: 1.65rem; font-weight: 400; }
.audience-card p { color: rgba(255,255,255,.66); }
.audience-card .card-arrow { margin-top: auto; color: var(--gold-light); font-size: 1.35rem; }

.map-frame { position: relative; }
.map-frame img { width: 100%; box-shadow: 0 28px 80px rgba(4,17,31,.25); }
.map-caption { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 28px; }
.map-caption p { margin: 0; color: rgba(255,255,255,.66); }

.principles-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 36px; }
.principle { padding-top: 22px; border-top: 2px solid var(--gold); }
.principle h3 { min-height: 64px; font-family: Georgia, serif; font-size: 1.48rem; font-weight: 400; }
.principle p { color: var(--muted); }

.profile-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 24px; }
.profile-card { grid-column: span 2; overflow: hidden; background: var(--white); box-shadow: 0 18px 50px rgba(4,17,31,.08); }
.profile-card:nth-last-child(-n+2) { grid-column: span 3; }
.profile-media { aspect-ratio: 4 / 4.6; overflow: hidden; background: #e7e5e0; }
.profile-photo { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.profile-body { padding: 26px 28px 30px; }
.profile-role { min-height: 42px; margin-bottom: 16px; color: var(--gold); font-size: .7rem; font-weight: 800; letter-spacing: .12em; line-height: 1.45; text-transform: uppercase; }
.profile-card h3 { margin-bottom: 8px; font-family: Georgia, serif; font-size: 1.55rem; font-weight: 400; }
.profile-card p { color: var(--muted); font-size: .94rem; }
.profile-card .text-link { font-size: .82rem; }

.address-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line-light); }
.address-card { min-height: 280px; padding: 34px; background: var(--navy-900); }
.address-card .address-index { color: var(--gold-light); font-family: Georgia, serif; }
.address-card h3 { margin: 48px 0 18px; font-family: Georgia, serif; font-size: 1.65rem; font-weight: 400; }
.address-card address { color: rgba(255,255,255,.72); font-style: normal; }
.address-card a { display: inline-flex; margin-top: 18px; color: var(--gold-light); text-decoration: none; }
.address-card a:hover { color: var(--white); }

.engagement-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.engagement-card { position: relative; min-height: 350px; padding: 32px; overflow: hidden; color: var(--white); background: var(--navy-800); }
.engagement-card::before { content: ""; position: absolute; inset: auto -60px -90px auto; width: 220px; height: 220px; border: 1px solid rgba(198,155,85,.25); border-radius: 50%; }
.engagement-card::after { content: ""; position: absolute; right: 30px; bottom: 28px; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.engagement-card .tag { color: var(--gold-light); font-size: .7rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.engagement-card h3 { margin: 68px 0 16px; color: var(--white); font-family: Georgia, serif; font-size: 1.65rem; font-weight: 400; }
.engagement-card p { position: relative; z-index: 1; color: rgba(255,255,255,.68); }

.model-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 90px; align-items: center; }
.model-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.model-list li { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 19px 0; border-bottom: 1px solid var(--line); font-weight: 650; }
.model-list li::after { content: "•"; color: var(--gold); }

.cta-band { position: relative; overflow: hidden; color: var(--white); background: var(--navy-950); }
.cta-band::after { content: ""; position: absolute; width: 520px; height: 520px; right: -180px; top: -180px; border: 1px solid rgba(198,155,85,.25); border-radius: 50%; box-shadow: 0 0 0 90px rgba(198,155,85,.04), 0 0 0 180px rgba(198,155,85,.025); }
.cta-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.4fr auto; gap: 70px; align-items: end; }
.cta-inner h2 { max-width: 820px; color: var(--white); }
.cta-inner p { max-width: 720px; color: rgba(255,255,255,.7); }

.site-footer { color: rgba(255,255,255,.7); background: #020b14; }
.footer-main { display: grid; grid-template-columns: 1.35fr .7fr .7fr; gap: 80px; padding: 78px 0 56px; }
.footer-brand p { max-width: 540px; margin: 26px 0 0; }
.footer-title { margin-bottom: 18px; color: var(--gold-light); font-size: .7rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin: 8px 0; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding: 24px 0 34px; border-top: 1px solid rgba(255,255,255,.11); font-size: .78rem; }
.footer-bottom p { margin: 0; }
.footer-bottom-links { display: flex; gap: 24px; }

.anchor-nav { position: sticky; z-index: 20; top: 72px; overflow-x: auto; color: var(--white); background: var(--navy-800); border-top: 1px solid rgba(255,255,255,.12); scrollbar-width: none; }
.anchor-nav::-webkit-scrollbar { display: none; }
.anchor-nav .container { display: flex; gap: 8px; padding-block: 10px; }
.anchor-nav a { flex: 0 0 auto; padding: 10px 14px; color: rgba(255,255,255,.7); text-decoration: none; font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.anchor-nav a:hover, .anchor-nav a:focus-visible { color: var(--white); background: rgba(255,255,255,.08); }

.service-detail { padding: 100px 0; border-bottom: 1px solid var(--line); }
.service-detail:nth-child(even) { background: var(--white); }
.service-detail-grid { display: grid; grid-template-columns: 110px minmax(0, 1fr) minmax(310px, .72fr); gap: 54px; align-items: start; }
.service-index { color: var(--gold); font-family: Georgia, serif; font-size: 1.25rem; }
.service-detail h2 { max-width: 720px; font-size: clamp(2.4rem, 4vw, 4.15rem); }
.service-detail .service-name { margin-bottom: 12px; color: var(--slate); font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.service-detail .lead { margin-bottom: 0; }
.scope-box { padding: 28px; background: var(--navy-900); color: var(--white); }
.scope-box h3 { color: var(--gold-light); font-size: .76rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.check-list { list-style: none; margin: 18px 0 0; padding: 0; }
.check-list li { position: relative; padding: 8px 0 8px 22px; color: rgba(255,255,255,.76); font-size: .94rem; }
.check-list li::before { content: ""; position: absolute; left: 0; top: 1.05em; width: 7px; height: 7px; border: 1px solid var(--gold); transform: rotate(45deg); }
.when-box { grid-column: 2 / 4; display: grid; grid-template-columns: 170px 1fr auto; gap: 28px; align-items: center; margin-top: 12px; padding-top: 30px; border-top: 1px solid var(--line); }
.when-label { color: var(--slate); font-size: .7rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.when-box p { margin: 0; }

.audience-detail { padding: 100px 0; }
.audience-detail + .audience-detail { border-top: 1px solid var(--line); }
.audience-detail:nth-of-type(even) { background: var(--white); }
.audience-detail-grid { display: grid; grid-template-columns: 90px minmax(0,.9fr) minmax(330px,1fr); gap: 60px; }
.audience-detail h2 { font-size: clamp(2.45rem, 4.3vw, 4.4rem); }
.entity-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 28px; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.entity-list li { padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--muted); }

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); counter-reset: process; }
.process-step { position: relative; min-height: 260px; padding: 28px; border-top: 1px solid var(--line-light); border-right: 1px solid var(--line-light); counter-increment: process; }
.process-step:first-child { border-left: 1px solid var(--line-light); }
.process-step::before { content: "0" counter(process); display: block; margin-bottom: 54px; color: var(--gold-light); font-family: Georgia, serif; }
.process-step p { font-size: .95rem; }

.notice { padding: 24px 28px; border-left: 3px solid var(--gold); color: var(--muted); background: var(--white); }
.section-dark .notice { color: rgba(255,255,255,.72); background: rgba(255,255,255,.06); }
.notice strong { color: var(--ink); }
.section-dark .notice strong { color: var(--white); }

.contact-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; align-items: start; }
.contact-note { position: sticky; top: 116px; }
.contact-note-list { list-style: none; margin: 36px 0 0; padding: 0; border-top: 1px solid var(--line); }
.contact-note-list li { padding: 17px 0; border-bottom: 1px solid var(--line); }
.contact-note-list small { display: block; margin-bottom: 3px; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; }

.contact-form { padding: clamp(28px, 4vw, 52px); background: var(--white); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field-full { grid-column: 1 / -1; }
.field label, .field legend { color: var(--navy-900); font-size: .82rem; font-weight: 750; }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  color: var(--ink);
  background: #fbfaf7;
  border: 1px solid rgba(8,26,45,.28);
  border-radius: 0;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--slate); outline: 3px solid rgba(198,155,85,.28); }
.field-help { margin: 2px 0 0; color: var(--muted); font-size: .78rem; line-height: 1.45; }
.checkbox { display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start; }
.checkbox input { width: 20px; min-height: 20px; margin-top: 3px; accent-color: var(--navy-900); }
.checkbox label { color: var(--muted); font-size: .85rem; }
.form-actions { display: flex; align-items: center; gap: 20px; margin-top: 28px; }
.form-status { display: none; margin-top: 24px; padding: 20px 22px; border-left: 3px solid #2d7b50; background: #eef8f2; }
.form-status.is-visible { display: block; }
.honeypot { position: absolute !important; left: -9999px !important; }

.legal h2 { margin-top: 64px; font-size: 2.2rem; }
.legal h3 { margin-top: 36px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1120px) {
  .nav-list { gap: 18px; }
  .nav-list a { font-size: .69rem; }
  .header-cta { display: none; }
  .audience-grid, .principles-grid { grid-template-columns: repeat(2, 1fr); }
  .profile-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .profile-card, .profile-card:nth-last-child(-n+2) { grid-column: span 1; }
  .audience-card { min-height: 330px; }
  .service-detail-grid { grid-template-columns: 70px minmax(0, 1fr); }
  .scope-box { grid-column: 2; }
  .when-box { grid-column: 2; grid-template-columns: 150px 1fr; }
  .when-box .button { grid-column: 2; justify-self: start; }
}

@media (max-width: 860px) {
  :root { --header-h: 72px; }
  .container, .narrow { width: min(calc(100% - 36px), var(--container)); }
  .brand-group, .brand-divider { display: none; }
  .menu-toggle { display: block; }
  .primary-nav {
    position: fixed;
    inset: 72px 0 0;
    padding: 30px 24px 50px;
    overflow-y: auto;
    background: var(--navy-950);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity .25s, transform .25s;
  }
  .primary-nav.is-open { opacity: 1; pointer-events: auto; transform: none; }
  /* The header's backdrop-filter establishes a containing block for the
     position:fixed menu, trapping it inside the 72px bar once scrolled.
     Drop it on mobile (background is near-opaque, so blur is imperceptible). */
  .site-header.is-scrolled,
  .site-header.header-solid { backdrop-filter: none; -webkit-backdrop-filter: none; }
  .nav-list { align-items: stretch; flex-direction: column; gap: 0; }
  .nav-list li { border-bottom: 1px solid rgba(255,255,255,.13); }
  .nav-list a { width: 100%; min-height: 58px; font-size: .86rem; }
  .hero { min-height: 700px; }
  .hero-content { padding: 160px 0 70px; }
  .hero-orbit { right: -320px; opacity: .65; }
  .hero-meta { margin-top: 48px; }
  .page-hero { min-height: 520px; }
  .section, .service-detail, .audience-detail { padding: 82px 0; }
  .section-head, .split, .model-grid, .cta-inner, .contact-layout { grid-template-columns: 1fr; gap: 34px; }
  .section-head { margin-bottom: 44px; }
  .service-grid, .engagement-grid { grid-template-columns: 1fr 1fr; }
  .address-grid { grid-template-columns: 1fr; }
  .address-card { min-height: 230px; }
  .map-caption { grid-template-columns: 1fr; }
  .service-detail-grid { grid-template-columns: 56px minmax(0,1fr); gap: 28px; }
  .audience-detail-grid { grid-template-columns: 60px minmax(0,1fr); gap: 30px; }
  .audience-detail-grid .entity-list { grid-column: 2; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-step:nth-child(3) { border-left: 1px solid var(--line-light); }
  .contact-note { position: static; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 50px; }
  .footer-brand { grid-column: 1 / -1; }
  /* Comfortable touch targets on small screens (>=44px tap area) */
  .footer-links a, .footer-bottom-links a { display: inline-flex; align-items: center; min-height: 44px; }
  .footer-links li { margin: 0; }
  .text-link { padding-block: 10px; }
  .anchor-nav a { min-height: 44px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  /* Nudge tight uppercase micro-labels up for legibility */
  .section-kicker, .footer-title, .engagement-card .tag, .service-detail .service-name { font-size: .76rem; }
  .hero-meta { font-size: .74rem; }
  h1 { font-size: clamp(3rem, 15vw, 4.8rem); }
  .page-hero h1 { font-size: clamp(2.8rem, 13vw, 4.4rem); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-meta { display: grid; gap: 12px; }
  .section, .service-detail, .audience-detail { padding: 68px 0; }
  .section-sm { padding: 58px 0; }
  .service-grid, .audience-grid, .principles-grid, .profile-grid, .engagement-grid, .process-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 260px; padding: 28px; }
  .service-card .card-number { margin-bottom: 34px; }
  .audience-card { min-height: 290px; }
  .principle h3 { min-height: 0; }
  .process-step, .process-step:nth-child(3) { border-left: 1px solid var(--line-light); }
  .service-detail-grid, .audience-detail-grid { grid-template-columns: 1fr; }
  .service-index { margin-bottom: -10px; }
  .scope-box, .when-box, .audience-detail-grid .entity-list { grid-column: 1; }
  .when-box { grid-template-columns: 1fr; }
  .when-box .button { grid-column: 1; }
  .entity-list { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: 1; }
  .contact-form { padding: 24px 20px; }
  .form-actions { align-items: stretch; flex-direction: column; }
  .form-actions .button { width: 100%; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-brand { grid-column: 1; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (forced-colors: active) {
  .button, .notice, .scope-box { border: 1px solid CanvasText; }
}