@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/InterVariable.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  color-scheme: light;

  --color-navy: #0F172A;
  --color-emerald: #10B981;
  --color-cyan: #06B6D4;
  --color-gray: #E5E7EB;
  --color-ice: #F5F7EB;
  --color-white: #FFFFFF;
  --color-action-green: #047857;
  --color-action-green-hover: #065F46;
  --color-action-blue: #0369A1;
  --color-action-blue-hover: #075985;
  --color-slate: #475569;
  --color-mint: #DDF7EC;
  --color-danger: #C0392B;
  --color-emerald-tint: #E5FBF1;
  --color-cyan-tint: #D7F6FB;

  --text-primary: var(--color-navy);
  --text-secondary: var(--color-slate);
  --surface-page: var(--color-ice);
  --surface-card: var(--color-white);
  --surface-callout: var(--color-mint);
  --border-subtle: var(--color-gray);
  --border-control: var(--color-slate);
  --action-primary: var(--color-action-green);
  --action-primary-hover: var(--color-action-green-hover);
  --link-default: var(--color-action-blue);
  --link-hover: var(--color-action-blue-hover);
  --focus-light: var(--color-action-blue);
  --focus-dark: var(--color-white);

  --shadow-document: 0 22px 65px rgb(15 23 42 / 5%);
  --shadow-button: 0 7px 18px rgb(4 120 87 / 14%);
  --shadow-mark: 0 22px 24px rgb(15 23 42 / 12%);

  --font-body: "Inter", ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;

  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-28: 28px;
  --space-32: 32px;
  --space-40: 40px;
  --space-48: 48px;
  --space-56: 56px;
  --space-64: 64px;
  --space-72: 72px;
  --space-80: 80px;
  --space-96: 96px;
  --space-100: 100px;

  --radius-control: 12px;
  --radius-callout: 16px;
  --radius-document: 24px;
  --radius-code: 4px;
  --radius-focus: 4px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--surface-page);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
}
button, input { font: inherit; }
img { max-width: 100%; }
::selection { background: var(--surface-callout); color: var(--text-primary); }

a { color: var(--link-default); text-decoration: underline; text-underline-offset: .18em; }
a:hover, a:active { color: var(--link-hover); }

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

.skip-link {
  position: absolute;
  z-index: 20;
  top: -100px;
  left: 16px;
  padding: var(--space-8) var(--space-16);
  background: var(--surface-card);
  color: var(--text-primary);
}
.skip-link:focus { top: 12px; }

.site-header { background: var(--surface-card); border-bottom: 1px solid var(--border-subtle); }
.header-inner {
  width: min(1160px, calc(100% - 48px));
  min-height: 100px;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-24);
}
.brand { display: inline-flex; width: clamp(190px, 25vw, 265px); flex: 0 1 auto; min-width: 0; }
.brand img { display: block; width: 100%; height: auto; }
.nav-link {
  color: var(--text-primary);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding: var(--space-8) 0;
}
.nav-link:hover, .nav-link[aria-current="page"] {
  color: var(--link-default);
  border-color: var(--color-emerald);
  text-decoration: underline;
}

.page-shell {
  overflow: hidden;
  background:
    radial-gradient(circle at 95% 12%, var(--color-emerald-tint) 0, transparent 27%),
    linear-gradient(180deg, var(--color-white) 0, var(--color-white) 380px, var(--surface-page) 380px);
}
.hero, .content-grid, .site-footer-inner { width: min(1160px, calc(100% - 48px)); margin: auto; }
.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(290px, .8fr);
  align-items: center;
  gap: clamp(var(--space-32), 6vw, var(--space-96));
  padding: clamp(var(--space-48), 6vw, var(--space-72)) 0 clamp(var(--space-56), 6vw, calc(var(--space-72) + var(--space-4)));
}
.eyebrow {
  margin: 0 0 var(--space-16);
  color: var(--link-default);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
h1, h2, h3 { color: var(--text-primary); line-height: 1.14; letter-spacing: -.035em; }
h1 { font-size: clamp(2.6rem, 5vw, 4.3rem); font-weight: 800; max-width: 760px; margin: 0 0 var(--space-24); }
.hero-lede {
  max-width: 630px;
  color: var(--text-secondary);
  font-size: clamp(1.08rem, 1.7vw, 1.35rem);
  line-height: 1.55;
  margin: 0;
}
.hero-art { position: relative; min-height: 265px; display: flex; align-items: center; justify-content: center; }
.hero-art::before {
  content: "";
  position: absolute;
  width: min(100%, 350px);
  aspect-ratio: 1;
  border-radius: 36%;
  background: linear-gradient(145deg, var(--color-emerald-tint), var(--color-cyan-tint));
  transform: rotate(-15deg);
}
.hero-art::after {
  content: "";
  position: absolute;
  width: 205px;
  height: 205px;
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  transform: translate(85px, 52px);
}
.hero-art img { position: relative; z-index: 1; width: min(70%, 235px); filter: drop-shadow(var(--shadow-mark)); }

.content-grid {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  align-items: start;
  gap: clamp(var(--space-32), 5vw, var(--space-72));
  padding-bottom: var(--space-100);
}
.contents { position: sticky; top: 24px; padding: var(--space-20) 0; }
.contents-title {
  margin: 0 0 var(--space-16);
  color: var(--text-secondary);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.contents a { display: block; color: var(--text-secondary); text-decoration: none; font-size: .92rem; padding: var(--space-8) 0; }
.contents a:hover { color: var(--link-default); text-decoration: underline; }

.document {
  min-width: 0;
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-document);
  box-shadow: var(--shadow-document);
  padding: clamp(var(--space-28), 5vw, var(--space-64));
}
.document-meta { margin: 0 0 var(--space-24); color: var(--text-secondary); font-size: .88rem; }
.document h2 { font-size: clamp(1.55rem, 2.6vw, 2rem); font-weight: 800; margin: var(--space-40) 0 var(--space-16); scroll-margin-top: var(--space-24); }
.document h2:first-child { margin-top: 0; }
.document p { color: var(--text-secondary); margin: 0 0 var(--space-20); }
.document ul { color: var(--text-secondary); padding-left: 1.4em; margin: 0 0 var(--space-20); }
.document li { padding-left: var(--space-4); margin: var(--space-12) 0; }
.document strong { color: var(--text-primary); font-weight: 600; }
.document a:not(.button) { font-weight: 600; }
.document code {
  font-size: .87em;
  overflow-wrap: anywhere;
  background: var(--surface-callout);
  border-radius: var(--radius-code);
  padding: .1em .3em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.document section + section { border-top: 1px solid var(--border-subtle); margin-top: var(--space-40); }

.callout {
  position: relative;
  padding: var(--space-28) var(--space-32);
  background: var(--surface-callout);
  border: 1px solid var(--border-subtle);
  border-left: 5px solid var(--color-emerald);
  border-radius: var(--radius-callout);
  margin: var(--space-28) 0;
}
.callout p { color: var(--text-secondary); }
.callout p:last-child { margin-bottom: 0; }
.callout-title { display: block; font-size: 1.14rem; font-weight: 700; color: var(--text-primary); margin: 0 0 var(--space-8); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: var(--space-12) var(--space-20);
  border: 0;
  border-radius: var(--radius-control);
  background: var(--action-primary);
  color: var(--color-white);
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow-button);
}
.button:hover, .button:active { background: var(--action-primary-hover); color: var(--color-white); text-decoration: none; }
.text-link { font-weight: 700; text-decoration: underline; }

.request-form { display: grid; gap: var(--space-20); margin: var(--space-24) 0 var(--space-16); max-width: 520px; }
.field label { display: block; margin: 0 0 var(--space-8); color: var(--text-primary); font-size: .92rem; font-weight: 700; }
.field input {
  display: block;
  width: 100%;
  min-height: 50px;
  border: 1px solid var(--border-control);
  border-radius: var(--radius-control);
  background: var(--surface-card);
  color: var(--text-primary);
  padding: var(--space-12) var(--space-16);
}
.field input::placeholder { color: var(--text-secondary); }
.field input:focus { border-color: var(--link-default); }
.form-help { font-size: .88rem; color: var(--text-secondary); }

.site-footer { background: var(--color-navy); color: var(--color-ice); }
.site-footer-inner {
  min-height: 165px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-28);
}
.footer-brand { display: flex; align-items: center; gap: var(--space-12); color: var(--color-white); font-size: 1.1rem; font-weight: 800; }
.footer-brand img { width: 31px; height: 31px; }
.site-footer p { margin: var(--space-4) 0 0; font-size: .85rem; color: var(--color-ice); }
.site-footer a { color: var(--color-mint); text-decoration: underline; }
.site-footer a:hover, .site-footer a:active { color: var(--color-white); }
.site-footer :focus-visible { outline-color: var(--focus-dark); }

@media (max-width: 800px) {
  .hero { grid-template-columns: 1fr; gap: 0; padding: var(--space-56) 0 var(--space-64); }
  .hero-art { display: none; }
  .content-grid { display: block; padding-bottom: 50px; }
  .contents { position: static; display: flex; flex-wrap: wrap; gap: 0 var(--space-16); padding: 0 0 var(--space-24); }
  .contents-title { flex-basis: 100%; margin-bottom: var(--space-4); }
  .contents a { padding: var(--space-4) 0; }
}
@media (max-width: 560px) {
  .header-inner, .hero, .content-grid, .site-footer-inner { width: min(100% - 32px, 1160px); }
  .header-inner { min-height: 75px; gap: var(--space-16); }
  .brand { width: 172px; }
  .nav-link { font-size: .85rem; }
  .hero { padding-top: var(--space-40); }
  .document { border-radius: 16px; }
  .callout { padding: 20px; }
  .site-footer-inner { min-height: 190px; flex-direction: column; align-items: flex-start; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }