:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: #f7f8ff;
  color: #11152d;
  --ink: #11152d;
  --blue: #2029b8;
  --soft-blue: #e8ebff;
  --line: #dce0fb;
  --muted: #515974;
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.55; }
main { width: min(1120px, calc(100% - 2.5rem)); margin: 0 auto; padding: 1.5rem 0 5rem; }
nav { display: flex; align-items: center; gap: .8rem 1.35rem; flex-wrap: wrap; padding: 0 0 3.5rem; }
nav a { color: var(--ink); font-weight: 650; text-decoration: none; }
nav a:hover { color: var(--blue); }
.brand { margin-right: auto; display: inline-flex; align-items: center; min-height: 48px; padding: .45rem .75rem; background: var(--ink); border-radius: .8rem; }
.brand img { width: 132px; height: 32px; object-fit: contain; object-position: left center; }
.eyebrow { color: var(--blue); font-weight: 800; letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; }
h1 { font-size: clamp(3.1rem, 8vw, 6.7rem); letter-spacing: -.075em; line-height: .88; max-width: 13ch; margin: .25rem 0 1.4rem; }
h2 { font-size: 1.2rem; margin: 0 0 .6rem; }
.lead { color: var(--muted); font-size: clamp(1.12rem, 2vw, 1.42rem); max-width: 51rem; }
.hero { display: grid; grid-template-columns: 1.25fr .75fr; gap: 2rem; align-items: end; padding-bottom: 4rem; }
.hero-art { align-self: stretch; display: grid; place-items: center; background: var(--ink); border-radius: 2rem; min-height: 260px; overflow: hidden; }
.hero-art img { width: 82%; max-width: 480px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 1rem; padding: 1.3rem; }
.card p { margin: 0; color: var(--muted); }
.button { display: inline-block; background: var(--blue); color: #fff; border-radius: 999px; padding: .75rem 1.15rem; font-weight: 750; text-decoration: none; }
.notice { border-left: 4px solid var(--blue); padding: 1rem 1.25rem; background: var(--soft-blue); color: var(--ink); }
form { display: grid; gap: .8rem; }
label { display: grid; gap: .35rem; font-weight: 700; }
input, select, textarea { width: 100%; font: inherit; padding: .7rem .8rem; border: 1px solid var(--line); border-radius: .55rem; color: var(--ink); background: #fff; }
button { border: 0; cursor: pointer; font: inherit; }
.button[disabled], button[disabled] { opacity: .55; cursor: not-allowed; }
.stack { display: grid; gap: 1rem; max-width: 680px; }
.hidden { display: none !important; }
pre { overflow: auto; white-space: pre-wrap; }
footer { margin-top: 4rem; color: var(--muted); font-size: .9rem; }

@media (max-width: 760px) {
  main { width: min(100% - 1.5rem, 1120px); }
  nav { padding-bottom: 2.5rem; }
  .brand { width: 100%; }
  .hero, .cards { grid-template-columns: 1fr; }
  .hero-art { min-height: 180px; }
}