:root {
  --navy: #071c30;
  --blue: #0c5b8f;
  --cyan: #2ed3c6;
  --ink: #132536;
  --muted: #566879;
  --paper: #f6fafc;
  --white: #ffffff;
  --line: #dce7ed;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 1rem; line-height: 1.65; }
a { color: var(--blue); text-underline-offset: .18em; }
a:hover { color: #073e63; }
.site-header, footer { max-width: var(--max); margin: 0 auto; padding: 1.25rem 2rem; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.site-header { min-height: 82px; }
.brand { display: inline-flex; align-items: center; gap: .75rem; color: var(--navy); font-weight: 780; font-size: 1.15rem; text-decoration: none; letter-spacing: -.02em; }
.brand-mark { width: 29px; height: 29px; border: 4px solid var(--cyan); border-radius: 50%; position: relative; background: var(--navy); box-shadow: inset 0 0 0 5px var(--navy); }
.brand-mark::after { content: ""; position: absolute; width: 12px; height: 4px; right: -10px; bottom: -5px; background: var(--cyan); border-radius: 4px; transform: rotate(45deg); }
nav { display: flex; align-items: center; gap: 1.4rem; }
nav a { color: var(--ink); text-decoration: none; font-weight: 650; }
nav a[aria-current="page"] { color: var(--blue); }
.button { display: inline-block; background: var(--navy); color: var(--white); padding: .82rem 1.1rem; border-radius: .55rem; text-decoration: none; font-weight: 750; }
.button:hover { color: var(--white); background: #0c3858; }
.button.small { padding: .58rem .85rem; font-size: .92rem; }
.hero { max-width: var(--max); margin: 1rem auto 0; min-height: 570px; padding: 5.5rem 2rem; display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(270px, .75fr); gap: 5rem; align-items: center; }
.eyebrow { margin: 0 0 .7rem; color: var(--blue); font-size: .82rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, h3 { color: var(--navy); line-height: 1.13; letter-spacing: -.035em; }
h1 { max-width: 820px; margin: 0; font-size: clamp(2.7rem, 6vw, 5.5rem); }
h2 { margin: 0 0 2rem; font-size: clamp(2rem, 3.4vw, 3.2rem); }
h3 { font-size: 1.25rem; }
.lead { max-width: 710px; color: var(--muted); font-size: 1.2rem; }
.actions { margin-top: 2rem; display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.text-link { font-weight: 750; }
.code-card { padding: 2rem; display: grid; grid-template-columns: auto 1fr; gap: .7rem 1.2rem; background: var(--navy); color: #dcedf4; border-radius: 1.1rem; box-shadow: 0 24px 60px rgba(7, 28, 48, .2); transform: rotate(1.5deg); }
.code-card span { color: var(--cyan); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 800; }
.code-card p { margin: 0; padding-bottom: .7rem; border-bottom: 1px solid rgba(255,255,255,.12); }
.section { max-width: var(--max); margin: 0 auto; padding: 6rem 2rem; border-top: 1px solid var(--line); }
.grid { display: grid; gap: 1.2rem; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid article { min-height: 220px; padding: 1.6rem; background: var(--white); border: 1px solid var(--line); border-radius: .8rem; }
.grid article p { color: var(--muted); }
.section.compact { padding-top: 4rem; padding-bottom: 4rem; }
.legal-callout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.legal-callout h2 { margin-bottom: 0; font-size: clamp(1.8rem, 3vw, 2.7rem); }
.legal-page { max-width: 900px; margin: 2rem auto 5rem; padding: 0 2rem; }
.legal-heading { padding: 4.5rem 0 3rem; border-bottom: 1px solid var(--line); }
.legal-heading h1 { font-size: clamp(2.5rem, 6vw, 4.7rem); }
.legal-heading > p:last-child { color: var(--muted); }
.legal-content { padding: 2rem 0; }
.legal-content h2 { margin: 3.2rem 0 .9rem; font-size: 1.55rem; letter-spacing: -.02em; }
.legal-content p, .legal-content li { color: #314555; }
.legal-content li + li { margin-top: .45rem; }
footer { padding-top: 2rem; padding-bottom: 3rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .92rem; }
footer p { margin: 0; }

@media (max-width: 780px) {
  .site-header { align-items: flex-start; }
  nav { justify-content: flex-end; flex-wrap: wrap; gap: .75rem 1rem; }
  .hero { min-height: auto; padding-top: 3rem; grid-template-columns: 1fr; gap: 2.5rem; }
  .code-card { transform: none; }
  .grid.three, .legal-callout { grid-template-columns: 1fr; }
  .section { padding-top: 4rem; padding-bottom: 4rem; }
  footer { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 540px) {
  .site-header { padding: 1rem 1.2rem; flex-direction: column; }
  nav { width: 100%; justify-content: flex-start; }
  nav .button { display: none; }
  .hero, .section, .legal-page { padding-left: 1.2rem; padding-right: 1.2rem; }
  h1 { font-size: 2.55rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}