:root {
  --ink: #14213d;
  --ink-soft: #4a5568;
  --line: #e3e8ef;
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --accent: #2f5bea;
  --accent-dark: #2447bd;
  --radius: 14px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
}

a { color: var(--accent); }

.wrap { width: min(1080px, 100% - 40px); margin: 0 auto; }

/* ---------- header ---------- */
.top {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); text-decoration: none; }
.logo-mark {
  display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--ink); color: #fff; font-size: 17px;
}
.menu { display: flex; gap: 26px; }
.menu a { color: var(--ink-soft); text-decoration: none; font-size: 15px; }
.menu a:hover { color: var(--ink); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 24px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--accent);
}
.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--ink-soft); }

/* ---------- sections ---------- */
section { padding: 84px 0; }
section.soft { background: var(--bg-soft); }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: 13px; font-weight: 600; color: var(--accent); margin: 0 0 12px; }
h1 { font-size: clamp(34px, 5vw, 52px); line-height: 1.12; margin: 0 0 20px; letter-spacing: -.02em; max-width: 820px; }
h2 { font-size: clamp(28px, 3.4vw, 36px); line-height: 1.2; margin: 0 0 14px; letter-spacing: -.01em; }
h3 { font-size: 19px; margin: 0 0 8px; }
.lead { font-size: 19px; color: var(--ink-soft); max-width: 680px; margin: 0 0 32px; }
.intro { color: var(--ink-soft); max-width: 680px; margin: 0 0 40px; }

.hero { padding: 110px 0 96px; background: linear-gradient(180deg, var(--bg-soft), var(--bg)); }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 20px; }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 16px; }

.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 20px 22px 20px 70px;
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
}
.steps li::before {
  content: counter(step);
  position: absolute; left: 22px; top: 20px;
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--ink); color: #fff; font-weight: 700; font-size: 15px;
}
.steps p { margin: 0; color: var(--ink-soft); font-size: 16px; }

.split { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: start; }
.box { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.box ul { margin: 0 0 22px; padding-left: 20px; color: var(--ink-soft); }
.note { font-size: 14px; color: var(--ink-soft); margin: 16px 0 0; }

.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.contact-list span { display: block; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); }
.contact-list a, .contact-list strong { font-size: 18px; color: var(--ink); text-decoration: none; font-weight: 600; }

/* ---------- legal pages ---------- */
.legal { padding: 64px 0 90px; }
.legal .wrap { max-width: 780px; }
.legal h1 { font-size: 38px; }
.legal h2 { font-size: 22px; margin-top: 38px; }
.legal p, .legal li { color: #2d3748; }
.updated { color: var(--ink-soft); font-size: 15px; }

/* ---------- footer ---------- */
footer { background: var(--ink); color: #c9d2e3; padding: 46px 0; font-size: 15px; }
footer a { color: #fff; text-decoration: none; }
footer a:hover { text-decoration: underline; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 20px; }
.foot p { margin: 0 0 4px; }

@media (max-width: 760px) {
  .menu { display: none; }
  .split { grid-template-columns: 1fr; }
  section { padding: 64px 0; }
  .hero { padding: 72px 0 64px; }
}