:root {
  --bg: #f4f5f2;
  --ink: #142033;
  --muted: #5c6878;
  --blue: #163a5f;
  --line: #d5d8cc;
  --card: #fff;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Sofia Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
a[href^="mailto:"] { white-space: nowrap; }
h1, h2, h3 { font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; margin: 0 0 12px; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 12px; }
section[id] { scroll-margin-top: 84px; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
[hidden] { display: none !important; }
body.modal-open { overflow: hidden; }
.wrap { width: min(1040px, calc(100% - 40px)); margin-inline: auto; }
.kicker {
  margin: 0 0 8px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.75rem;
  color: var(--blue);
  letter-spacing: 0.04em;
}
.bar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding: 12px 4vw;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.mark { width: 34px; height: 34px; flex: none; }
.brand strong { display: block; font-size: 1rem; line-height: 1; }
.brand small { display: block; margin-top: 3px; font-family: "JetBrains Mono", monospace; font-size: 0.62rem; letter-spacing: 0.08em; color: var(--muted); }
.nav-btn {
  display: none;
  border: 1px solid var(--blue);
  background: #fff;
  color: var(--blue);
  padding: 7px 12px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
header nav { display: flex; flex-wrap: wrap; gap: 8px 16px; }
header nav a { text-decoration: none; font-weight: 600; color: var(--muted); }
header nav a.is-current { color: var(--blue); box-shadow: inset 0 -2px 0 var(--blue); }
.mail { color: var(--blue); font-weight: 700; text-decoration: none; font-family: "JetBrains Mono", monospace; font-size: 0.82rem; }
.hero, .block { padding: 52px 0; }
.hero-grid, .split, .reach, .form-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 32px;
  align-items: center;
}
.lead { font-size: 1.08rem; color: var(--muted); max-width: 40rem; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--blue);
  color: #fff;
  text-decoration: none;
  border: 0;
  padding: 12px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.btn.quiet { background: transparent; color: var(--blue); box-shadow: inset 0 0 0 1.5px var(--blue); }
.frame { background: #e8eef6; padding: 12px; }
.frame img { width: 100%; height: auto; }
.frame figcaption { margin: 8px 0 0; color: var(--muted); font-size: 0.9rem; }
.rows { margin: 8px 0 0; border-top: 1px solid var(--line); }
.rows div, .facts {
  display: grid;
}
.facts {
  grid-template-columns: repeat(3, 1fr);
  width: min(1040px, calc(100% - 40px));
  margin-inline: auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.facts div { padding: 16px 12px; }
.facts div + div { border-left: 1px solid var(--line); }
.facts span, .rows b {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--blue);
  font-weight: 700;
}
.facts b { display: block; margin-top: 6px; font-family: "Sofia Sans", sans-serif; font-size: 1rem; color: var(--ink); }
.facts a { color: var(--blue); text-decoration: none; }
.rows article {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  background: #fff;
  padding-left: 12px;
  padding-right: 12px;
}
.rows p { margin: 0; color: var(--muted); }
.pair, .who { display: grid; gap: 12px; margin-top: 8px; grid-template-columns: 1fr 1fr; }
.pair article, .who article { background: #fff; padding: 16px; border: 1px solid var(--line); }
.pair p, .who p { margin: 0; color: var(--muted); }
.steps { list-style: none; margin: 8px 0 0; padding: 0; }
.steps li { display: grid; grid-template-columns: 88px 1fr; gap: 8px; padding: 12px 0; border-top: 1px solid var(--line); }
.num { font-family: "JetBrains Mono", monospace; color: var(--blue); font-weight: 700; }
.plain { margin: 8px 0 0; padding: 0; list-style: none; }
.plain li { padding: 11px 0; border-top: 1px solid var(--line); font-family: "JetBrains Mono", monospace; font-size: 0.92rem; }
.card dt { font-family: "JetBrains Mono", monospace; color: var(--blue); font-size: 0.75rem; font-weight: 700; }
.card dd { margin: 4px 0 16px; font-size: 1.15rem; font-weight: 700; }
.card a { color: var(--blue); }
details { border-top: 1px solid var(--line); padding: 12px 0; }
summary { cursor: pointer; font-weight: 700; }
details p { margin: 8px 0 0; color: var(--muted); }
form { display: grid; gap: 12px; background: #fff; padding: 20px; border: 1px solid var(--line); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
label { display: grid; gap: 6px; font-size: 0.88rem; font-weight: 700; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #f4f5f2;
  color: var(--ink);
  padding: 11px 12px;
  font: inherit;
  border-radius: 0;
}
textarea { resize: vertical; }
form .btn { justify-self: start; }
.policy .block { padding: 22px 0; border-top: 1px solid var(--line); }
footer { padding: 28px 0 40px; background: var(--blue); color: #fff; }
.foot { display: flex; justify-content: space-between; gap: 18px; align-items: flex-end; }
footer p { color: #d5e2ef; }
footer a { color: #fff; }
.foot-links { display: flex; flex-wrap: wrap; gap: 12px 16px; }
.foot-links a { text-decoration: none; font-weight: 600; }
.modal { position: fixed; inset: 0; background: rgba(20, 32, 51, 0.48); display: grid; place-items: center; padding: 20px; z-index: 40; }
.modal-box { width: min(440px, 100%); background: #fff; color: var(--ink); padding: 26px; }
.modal-box p { color: var(--muted); }
.modal-box .btn { background: var(--blue); color: #fff; }
@media (max-width: 860px) {
  .nav-btn { display: inline-flex; }
  header nav { display: none; flex-basis: 100%; flex-direction: column; }
  header nav.is-open { display: flex; }
  .mail { flex-basis: 100%; }
  .hero-grid, .split, .reach, .form-grid, .pair, .who, .facts, .form-row, .rows article { grid-template-columns: 1fr; }
  .facts div + div { border-left: 0; border-top: 1px solid var(--line); }
  .hero, .block { padding: 40px 0; }
  .foot { flex-direction: column; align-items: flex-start; }
}