:root {
  --navy-950: #071321;
  --navy-900: #0b1d31;
  --navy-800: #15314b;
  --ink: #10243a;
  --slate: #58697a;
  --muted: #7b8996;
  --paper: #f6f7f8;
  --white: #ffffff;
  --line: #dbe1e6;
  --line-dark: rgba(255, 255, 255, 0.13);
  --blue: #1f6feb;
  --blue-soft: #e8f1ff;
  --gold: #b7832f;
  --gold-soft: #f4e8c9;
  --green: #16876b;
  --green-soft: #e7f7f2;
  --amber: #c46b16;
  --amber-soft: #fff1de;
  --red: #b94747;
  --shadow: 0 22px 60px rgba(7, 19, 33, 0.12);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 24px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.025;
  background-image: linear-gradient(var(--ink) 1px, transparent 1px), linear-gradient(90deg, var(--ink) 1px, transparent 1px);
  background-size: 32px 32px;
  z-index: -1;
}
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3 {
  font-family: "Iowan Old Style", Georgia, serif;
  color: var(--navy-950);
  letter-spacing: -0.025em;
}
h1 { font-size: clamp(2.7rem, 6vw, 5.4rem); line-height: 0.98; }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.06; }
h3 { font-size: 1.35rem; line-height: 1.2; }
p { color: var(--slate); }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
.shell { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }
.narrow { max-width: 780px; }
.section { padding: 100px 0; }
.section-tight { padding: 72px 0; }
.section-dark { background: var(--navy-950); color: var(--white); }
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--white); }
.section-dark p { color: #afbecc; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.section-dark .eyebrow { color: #7fb0ff; }
.lede { font-size: 1.17rem; max-width: 690px; }
.section-head { display: flex; justify-content: space-between; gap: 48px; align-items: end; margin-bottom: 48px; }
.section-head h2 { max-width: 700px; margin-bottom: 0; }
.section-head p { max-width: 420px; margin-bottom: 3px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }

.topline {
  background: var(--navy-950);
  color: #bac7d3;
  font-size: 0.79rem;
  letter-spacing: 0.02em;
}
.topline .shell { min-height: 38px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.topline strong { color: var(--gold-soft); font-weight: 650; }
.topline span:last-child { color: #7f90a1; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(246, 247, 248, 0.94);
  border-bottom: 1px solid rgba(219, 225, 230, 0.9);
  backdrop-filter: blur(16px);
}
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; }
.brand-logo { display: block; width: 198px; height: auto; }
.navlinks { display: flex; align-items: center; gap: 28px; color: #3e5265; font-size: 0.91rem; font-weight: 600; }
.navlinks a { position: relative; padding: 9px 0; }
.navlinks a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 3px; height: 2px; background: var(--blue); transition: right 0.2s; }
.navlinks a:hover::after, .navlinks a.active::after { right: 0; }
.navlinks a.active { color: var(--navy-950); }
.navlinks .nav-cta { display: none; }
.menu-toggle { display: none; border: 0; background: transparent; width: 42px; height: 42px; color: var(--ink); font-size: 1.5rem; }

.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 46px; padding: 0 21px; border-radius: 10px; border: 1px solid transparent;
  background: var(--navy-950); color: white; font-size: 0.91rem; font-weight: 700;
  transition: transform 0.18s, box-shadow 0.18s, background 0.18s;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(7, 19, 33, 0.16); }
.button-primary { background: var(--blue); }
.button-light { background: white; color: var(--navy-950); }
.button-ghost { border-color: var(--line); background: transparent; color: var(--ink); }
.button-small { min-height: 40px; padding-inline: 17px; }
.button-arrow::after { content: "→"; font-size: 1.15rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }

.hero { padding: 88px 0 82px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.04fr 0.96fr; gap: 70px; align-items: center; }
.hero h1 { max-width: 760px; margin-bottom: 27px; }
.hero .lede { margin-bottom: 33px; }
.hero-note { margin-top: 22px; font-size: 0.82rem; color: var(--muted); }
.hero-compact { padding: 78px 0 54px; }
.hero-compact h1 { max-width: 940px; font-size: clamp(2.7rem, 5.2vw, 4.6rem); }

.cockpit {
  position: relative;
  padding: 18px;
  background: var(--navy-950);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  color: white;
}
.cockpit::before {
  content: ""; position: absolute; width: 250px; height: 250px; right: -80px; top: -100px;
  background: radial-gradient(circle, rgba(31,111,235,.33), transparent 68%); pointer-events: none;
}
.cockpit-head { display: flex; align-items: center; justify-content: space-between; padding: 4px 4px 16px; font-size: 0.78rem; color: #a9b8c6; }
.cockpit-head strong { color: white; font-weight: 650; }
.live-pill { display: inline-flex; align-items: center; gap: 7px; }
.live-pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #3ed1a5; box-shadow: 0 0 0 5px rgba(62,209,165,.12); }
.event-card { position: relative; background: #10273d; border: 1px solid var(--line-dark); border-radius: 15px; padding: 22px; }
.event-title { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.event-title h3 { color: white; font-family: Inter, sans-serif; font-size: 1.05rem; letter-spacing: 0; margin-bottom: 4px; }
.event-title p { margin: 0; color: #879aae; font-size: 0.8rem; }
.amount { color: white; font: 700 1.22rem Georgia, serif; white-space: nowrap; }
.event-steps { display: grid; grid-template-columns: repeat(4, 1fr); margin: 20px 0; }
.event-step { position: relative; color: #8ca0b3; font-size: 0.68rem; padding-top: 17px; }
.event-step::before { content: ""; position: absolute; top: 4px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: #40586f; z-index: 2; }
.event-step::after { content: ""; position: absolute; top: 8px; left: 9px; right: 0; height: 1px; background: #40586f; }
.event-step:last-child::after { display: none; }
.event-step.done { color: #d4dfeb; }
.event-step.done::before { background: #3ed1a5; }
.event-step.done::after { background: #3ed1a5; }
.decision { background: #0c1d2e; border-radius: 11px; padding: 15px; margin-top: 15px; }
.decision-top { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 8px; }
.decision-label { color: #89b4fb; font-size: 0.72rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.confidence { color: #8ee6cc; font-size: 0.75rem; }
.decision strong { display: block; color: white; font-size: 0.92rem; margin-bottom: 5px; }
.decision p { margin: 0; color: #9db0c1; font-size: 0.78rem; }
.evidence-row { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.evidence { background: rgba(255,255,255,.055); border: 1px solid var(--line-dark); border-radius: 999px; padding: 5px 9px; color: #b4c2cf; font-size: .67rem; }

.proofline { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: white; }
.proofline .shell { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-item { padding: 22px 20px; border-right: 1px solid var(--line); }
.proof-item:last-child { border-right: 0; }
.proof-item strong { display: block; font-size: .82rem; color: var(--ink); }
.proof-item span { font-size: .75rem; color: var(--muted); }

.card { background: white; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.card h3 { margin-bottom: 10px; }
.card p:last-child { margin-bottom: 0; }
.card-number { color: var(--blue); font: 700 0.78rem Inter, sans-serif; letter-spacing: .1em; margin-bottom: 35px; }
.card-link { display: inline-flex; margin-top: 16px; color: var(--blue); font-size: .86rem; font-weight: 700; }
.card-link::after { content: "→"; margin-left: 7px; }
.path-card { min-height: 260px; display: flex; flex-direction: column; }
.path-card p { flex: 1; }
.path-card .card-number { margin-bottom: 52px; }

.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--line); gap: 1px; }
.module-card { background: white; padding: 30px; min-height: 245px; display: flex; flex-direction: column; }
.module-icon { width: 38px; height: 38px; display: grid; place-items: center; margin-bottom: 28px; border-radius: 10px; background: var(--blue-soft); color: var(--blue); font-weight: 800; }
.module-card h3 { margin-bottom: 10px; }
.module-card p { font-size: .91rem; flex: 1; }
.status { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .76rem; font-weight: 650; }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }
.status.prototype::before { background: var(--gold); }
.status.design::before { background: #91a0ad; }

.event-spine { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--line-dark); border-radius: var(--radius); overflow: hidden; }
.spine-step { min-height: 185px; padding: 25px 20px; border-right: 1px solid var(--line-dark); }
.spine-step:last-child { border-right: 0; }
.spine-step span { color: #7fb0ff; font-size: .74rem; font-weight: 750; }
.spine-step h3 { font: 650 1rem Inter, sans-serif; letter-spacing: 0; margin: 30px 0 8px; }
.spine-step p { font-size: .82rem; margin: 0; }

.callout { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 50px; padding: 48px; border-radius: var(--radius-lg); background: var(--blue); color: white; }
.callout h2 { color: white; margin-bottom: 10px; font-size: clamp(2rem, 4vw, 3.1rem); }
.callout p { color: #dfeaff; margin-bottom: 0; max-width: 660px; }

.architecture { display: grid; grid-template-columns: 0.78fr 1.22fr; gap: 56px; align-items: start; }
.architecture-copy { position: sticky; top: 120px; }
.stack { display: grid; gap: 12px; }
.layer { background: white; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; display: grid; grid-template-columns: 140px 1fr; gap: 24px; align-items: start; }
.layer-label { color: var(--blue); font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.layer h3 { font-family: Inter, sans-serif; font-size: 1.02rem; letter-spacing: 0; margin-bottom: 7px; }
.layer p { font-size: .84rem; margin-bottom: 0; }
.layer-core { background: var(--navy-950); border-color: var(--navy-950); }
.layer-core h3 { color: white; }
.layer-core p { color: #aebcca; }
.layer-core .layer-label { color: var(--gold-soft); }

.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 30px; }
.tab {
  border: 1px solid var(--line); background: white; color: var(--slate); border-radius: 999px;
  min-height: 42px; padding: 0 18px; font-size: .85rem; font-weight: 700;
}
.tab[aria-selected="true"] { background: var(--navy-950); color: white; border-color: var(--navy-950); }
.tab-panel { display: none; }
.tab-panel.active { display: grid; }
.capability-panel { grid-template-columns: .95fr 1.05fr; gap: 36px; align-items: center; }
.capability-panel h3 { font-size: 2rem; margin-bottom: 12px; }
.signal-list { background: var(--navy-950); color: white; border-radius: var(--radius-lg); padding: 28px; }
.signal { display: grid; grid-template-columns: 38px 1fr; gap: 14px; padding: 17px 0; border-bottom: 1px solid var(--line-dark); }
.signal:last-child { border-bottom: 0; }
.signal-num { color: #7fb0ff; font-size: .75rem; font-weight: 750; }
.signal strong { display: block; font-size: .9rem; margin-bottom: 3px; }
.signal span { color: #9cafc0; font-size: .78rem; }

.comparison { width: 100%; border-collapse: collapse; background: white; border: 1px solid var(--line); }
.comparison th, .comparison td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.comparison th { background: #eef2f5; color: var(--ink); font-size: .79rem; letter-spacing: .06em; text-transform: uppercase; }
.comparison td { color: var(--slate); font-size: .9rem; }
.comparison td:first-child { color: var(--ink); font-weight: 700; }
.comparison tr:last-child td { border-bottom: 0; }

.domain-nav { display: flex; gap: 10px; flex-wrap: wrap; margin: 38px 0 44px; }
.domain-button { border: 1px solid var(--line); border-radius: 10px; background: white; padding: 15px 20px; min-width: 150px; text-align: left; color: var(--slate); }
.domain-button strong { display: block; color: var(--ink); margin-bottom: 2px; }
.domain-button[aria-selected="true"] { border-color: var(--blue); box-shadow: inset 0 0 0 1px var(--blue); background: var(--blue-soft); }
.domain-panel { display: none; }
.domain-panel.active { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.product-card { background: white; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.product-card-top { padding: 26px; min-height: 210px; }
.product-card-top p { font-size: .88rem; }
.product-card-bottom { background: #eef2f5; padding: 18px 26px; }
.product-card-bottom strong { display: block; font-size: .78rem; margin-bottom: 5px; }
.product-card-bottom span { color: var(--slate); font-size: .78rem; }
.product-meta { display: flex; justify-content: space-between; gap: 15px; align-items: center; margin-bottom: 24px; }
.product-code { color: var(--blue); font-size: .72rem; font-weight: 800; letter-spacing: .1em; }

.journey { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--line); gap: 1px; }
.journey-step { background: white; padding: 26px 22px; min-height: 230px; }
.journey-step:first-child { background: var(--navy-950); }
.journey-step:first-child h3 { color: white; }
.journey-step:first-child p { color: #aab9c7; }
.journey-step .step-num { display: block; color: var(--blue); font-size: .75rem; font-weight: 800; margin-bottom: 48px; }
.journey-step:first-child .step-num { color: var(--gold-soft); }
.journey-step h3 { font-family: Inter, sans-serif; font-size: .98rem; letter-spacing: 0; }
.journey-step p { font-size: .8rem; margin: 0; }

.finding-panel { display: none; }
.finding-panel.active { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.finding-card { background: white; border: 1px solid var(--line); border-radius: var(--radius); padding: 25px; }
.finding-card .impact { display: inline-block; border-radius: 999px; padding: 5px 9px; background: var(--amber-soft); color: var(--amber); font-size: .68rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; margin-bottom: 26px; }
.finding-card h3 { font-family: Inter, sans-serif; font-size: 1rem; letter-spacing: 0; }
.finding-card p { font-size: .84rem; }
.finding-card .evidence-note { border-top: 1px solid var(--line); padding-top: 14px; margin-top: 18px; color: var(--muted); font-size: .75rem; }

.deliverable { display: flex; gap: 16px; align-items: start; padding: 22px 0; border-bottom: 1px solid var(--line-dark); }
.deliverable:last-child { border-bottom: 0; }
.deliverable-mark { flex: 0 0 32px; height: 32px; display: grid; place-items: center; background: rgba(127,176,255,.12); color: #7fb0ff; border-radius: 9px; font-size: .77rem; font-weight: 800; }
.deliverable h3 { font-family: Inter, sans-serif; font-size: .95rem; letter-spacing: 0; margin-bottom: 5px; }
.deliverable p { font-size: .8rem; margin: 0; }

.form-card { background: white; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field-full { grid-column: 1 / -1; }
.field label { color: var(--ink); font-size: .8rem; font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; border: 1px solid var(--line); border-radius: 9px; padding: 12px 13px; background: #fafbfc; color: var(--ink); min-height: 46px; }
.field textarea { min-height: 100px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid rgba(31,111,235,.13); border-color: var(--blue); }
.form-status { min-height: 24px; margin: 12px 0 0; font-size: .8rem; color: var(--green); }

.lab-board {
  position: relative;
  padding: 22px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  background: var(--navy-950);
  box-shadow: var(--shadow);
}
.lab-board::after {
  content: "";
  position: absolute;
  width: 230px;
  height: 230px;
  right: -80px;
  bottom: -110px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(183,131,47,.28), transparent 70%);
}
.lab-board-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 2px 2px 18px;
  color: #91a6b8;
  font-size: .76rem;
}
.lab-board-head strong { color: white; }
.challenge-map { position: relative; display: grid; gap: 10px; z-index: 1; }
.challenge-row {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  gap: 13px;
  align-items: center;
  padding: 15px;
  border: 1px solid var(--line-dark);
  border-radius: 11px;
  background: #10273d;
}
.challenge-row .lab-index { color: #7fb0ff; font-size: .7rem; font-weight: 800; }
.challenge-row strong { display: block; color: white; font-size: .84rem; }
.challenge-row small { display: block; color: #91a5b7; font-size: .71rem; margin-top: 2px; }
.challenge-state { padding: 4px 8px; border-radius: 999px; background: rgba(62,209,165,.1); color: #78dfc0; font-size: .64rem; font-weight: 750; text-transform: uppercase; letter-spacing: .05em; }
.challenge-state.design { background: rgba(127,176,255,.1); color: #8ab7ff; }
.challenge-state.test { background: rgba(244,232,201,.1); color: var(--gold-soft); }

.principles-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--line); gap: 1px; }
.principle-card { background: white; padding: 28px 24px; min-height: 250px; }
.principle-card span { display: block; color: var(--blue); font-size: .72rem; font-weight: 800; margin-bottom: 46px; }
.principle-card h3 { font-family: Inter, sans-serif; font-size: 1rem; letter-spacing: 0; }
.principle-card p { margin-bottom: 0; font-size: .82rem; }

.lab-choice { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; overflow: hidden; border: 1px solid var(--line-dark); border-radius: var(--radius-lg); background: var(--line-dark); }
.lab-choice article { padding: 34px; background: #10273d; }
.lab-choice .choice-label { color: #7fb0ff; font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.lab-choice h3 { margin: 35px 0 10px; }
.lab-choice p { margin-bottom: 0; font-size: .86rem; }

footer { background: var(--navy-950); color: #90a2b3; padding: 54px 0 36px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 44px; padding-bottom: 40px; }
footer .brand {
  width: max-content;
  margin-bottom: 14px;
  padding: 7px 11px;
  background: #fff;
  border-radius: 8px;
}
footer .brand-logo { width: 205px; }
footer p { color: #90a2b3; max-width: 420px; font-size: .85rem; }
footer h4 { color: white; margin-bottom: 13px; font-size: .87rem; }
.footer-links { display: grid; gap: 8px; font-size: .83rem; }
.footer-links a:hover { color: white; }
.copyright { border-top: 1px solid var(--line-dark); padding-top: 24px; display: flex; justify-content: space-between; gap: 20px; font-size: .75rem; }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
.reveal.visible { opacity: 1; transform: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 920px) {
  .shell { width: min(100% - 34px, var(--max)); }
  .topline span:last-child { display: none; }
  .menu-toggle { display: block; }
  .navlinks { display: none; position: absolute; left: 0; right: 0; top: 76px; padding: 18px 24px 24px; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; gap: 4px; }
  .navlinks.open { display: flex; }
  .navlinks .nav-cta { display: inline-flex; margin-top: 8px; }
  .nav > .button { display: none; }
  .hero-grid, .architecture, .capability-panel, .grid-2 { grid-template-columns: 1fr; }
  .hero-grid { gap: 50px; }
  .architecture-copy { position: static; }
  .grid-3, .module-grid, .finding-panel.active, .domain-panel.active { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .journey, .event-spine { grid-template-columns: 1fr 1fr; }
  .spine-step, .journey-step { border-bottom: 1px solid var(--line-dark); }
  .proofline .shell { grid-template-columns: 1fr 1fr; }
  .proof-item:nth-child(2) { border-right: 0; }
  .proof-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .callout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .principles-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  h1 { font-size: 2.75rem; }
  .section, .hero { padding: 70px 0; }
  .hero-compact { padding: 62px 0 36px; }
  .section-head { display: block; }
  .section-head p { margin-top: 16px; }
  .grid-3, .grid-4, .module-grid, .finding-panel.active, .domain-panel.active, .journey, .event-spine, .form-grid, .footer-grid, .principles-grid, .lab-choice { grid-template-columns: 1fr; }
  .layer { grid-template-columns: 1fr; gap: 10px; }
  .event-steps { grid-template-columns: repeat(2, 1fr); row-gap: 14px; }
  .proofline .shell { grid-template-columns: 1fr; }
  .proof-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-item:last-child { border-bottom: 0; }
  .callout { padding: 32px 26px; }
  .cockpit { padding: 11px; }
  .event-card { padding: 17px; }
  .event-title { display: block; }
  .amount { display: block; margin-top: 8px; }
  .copyright { display: block; }
}

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