:root {
  color: #0a1b36;
  background: #f4f8ff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  line-height: 1.6;
}

a {
  color: inherit;
}

.guide-header {
  border-bottom: 1px solid #dbe6f5;
  background: #fff;
}

.guide-nav,
.guide-main,
.guide-footer {
  width: min(100% - 32px, 980px);
  margin: 0 auto;
}

.guide-nav {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.guide-brand {
  color: #0759d9;
  font-size: 1.15rem;
  font-weight: 900;
  text-decoration: none;
}

.guide-nav > a:last-child {
  font-weight: 750;
}

.guide-main {
  padding: 52px 0 72px;
}

.guide-kicker {
  color: #0759d9;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  max-width: 16ch;
  margin: 12px 0 18px;
  font-size: clamp(2.35rem, 7vw, 4.8rem);
  line-height: 0.98;
}

h2 {
  margin-top: 0;
  font-size: clamp(1.45rem, 3vw, 2rem);
  line-height: 1.15;
}

.guide-lead {
  max-width: 68ch;
  color: #43536b;
  font-size: 1.12rem;
}

.guide-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  gap: 24px;
  margin-top: 38px;
}

.guide-card {
  border: 1px solid #dbe6f5;
  border-radius: 22px;
  padding: 28px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(20, 63, 119, 0.08);
}

.guide-steps {
  margin: 0;
  padding-left: 1.3rem;
}

.guide-steps li + li {
  margin-top: 12px;
}

.guide-warning {
  border-left: 5px solid #f2b705;
  background: #fff9db;
}

.guide-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.guide-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 0 18px;
  color: #fff;
  background: #0759d9;
  font-weight: 850;
  text-decoration: none;
}

.guide-button.secondary {
  border: 1px solid #b8c9e4;
  color: #0a1b36;
  background: #fff;
}

.guide-related {
  margin-top: 30px;
}

.guide-related ul {
  display: grid;
  gap: 8px;
  padding-left: 1.2rem;
}

.guide-footer {
  border-top: 1px solid #dbe6f5;
  padding: 26px 0 40px;
  color: #5c6b80;
  font-size: 0.9rem;
}

@media (max-width: 720px) {
  .guide-nav {
    min-height: 62px;
  }

  .guide-main {
    padding-top: 36px;
  }

  .guide-grid {
    grid-template-columns: 1fr;
  }

  .guide-card {
    padding: 22px;
  }
}