:root {
  --paper: #f7f8f3;
  --ink: #11140f;
  --muted: #667064;
  --line: #d7ddd0;
  --blue: #225c93;
  --green: #1d6b4f;
  --panel: #fff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #fff 0%, var(--paper) 72%);
}
a { color: inherit; }
.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;
}
.page {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px clamp(18px, 4vw, 46px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px);
}
.mark {
  font-weight: 820;
  text-decoration: none;
  letter-spacing: 0;
}
.navlinks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: end;
}
.navlinks a {
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 760;
  background: #fff;
}
.hero {
  padding: clamp(42px, 7vw, 86px) clamp(18px, 5vw, 72px) 28px;
  display: grid;
  gap: 24px;
}
.eyebrow {
  color: var(--blue);
  font-weight: 820;
  font-size: 12px;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  max-width: 920px;
  font-size: clamp(42px, 7.6vw, 92px);
  line-height: 0.94;
  letter-spacing: 0;
}
.lede {
  max-width: 820px;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.48;
  margin: 0;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  font-weight: 800;
}
.button.secondary {
  color: var(--ink);
  background: #fff;
  border-color: var(--line);
}
.grid {
  padding: 12px clamp(18px, 5vw, 72px) 32px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 18px;
  min-height: 188px;
  display: grid;
  align-content: start;
  gap: 10px;
  box-shadow: 0 18px 45px rgba(17, 20, 15, 0.06);
}
.panel h2 {
  margin: 0;
  font-size: 18px;
}
.panel p,
.panel li {
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}
.panel ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}
.assistant {
  margin: 0 clamp(18px, 5vw, 72px) 56px;
  border: 1px solid rgba(34, 92, 147, 0.22);
  border-radius: 8px;
  background: #fff;
  padding: 18px;
  display: grid;
  gap: 12px;
}
.assistant h2 { margin: 0; }
.assistant-log {
  min-height: 90px;
  max-height: 220px;
  overflow: auto;
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcf8;
}
.msg {
  width: fit-content;
  max-width: min(720px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 11px;
  color: var(--muted);
  background: #fff;
  line-height: 1.45;
}
.msg.user {
  justify-self: end;
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.assistant form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}
.assistant input {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
  font: inherit;
}
.assistant button {
  border: 1px solid var(--ink);
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-weight: 800;
  padding: 0 14px;
}
footer {
  padding: 22px clamp(18px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}
@media (max-width: 860px) {
  .nav { align-items: start; flex-direction: column; }
  .navlinks { justify-content: start; }
  .grid { grid-template-columns: 1fr; }
  .assistant form { grid-template-columns: 1fr; }
  .assistant button { min-height: 42px; }
}