.guide-hero {
  padding: 72px 0 58px;
  background: #f6f8fb;
  border-bottom: 1px solid #e4e9f0;
}

.guide-hero h1 {
  max-width: 900px;
  margin: 16px 0 18px;
  font-size: clamp(38px, 5vw, 66px);
  line-height: 1.04;
  letter-spacing: 0;
}

.guide-hero .lead {
  max-width: 760px;
  color: #4b5565;
  font-size: 20px;
  line-height: 1.65;
}

.guide-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 58px;
  align-items: start;
}

.guide-shell > *,
.guide-article {
  min-width: 0;
}

.guide-article {
  max-width: 790px;
}

.guide-article h2 {
  margin: 54px 0 16px;
  font-size: 32px;
  line-height: 1.18;
  letter-spacing: 0;
}

.guide-article h3 {
  margin: 30px 0 10px;
  font-size: 22px;
  letter-spacing: 0;
}

.guide-article p,
.guide-article li {
  color: #354052;
  font-size: 17px;
  line-height: 1.78;
}

.guide-article li + li { margin-top: 9px; }
.guide-article a { text-decoration: underline; text-underline-offset: 3px; }

.guide-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e2e7ee;
  color: #687386;
  font-size: 14px;
}

.guide-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 0 0 34px;
}

.guide-jump a {
  padding: 9px 13px;
  border: 1px solid #d8e0e9;
  border-radius: 6px;
  background: #fff;
  color: #183660;
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.guide-grid,
.guide-checklist,
.regional-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 22px 0;
}

.guide-card,
.guide-checklist li,
.regional-grid div {
  padding: 20px;
  border: 1px solid #dfe5ec;
  border-radius: 7px;
  background: #fff;
}

.guide-card strong,
.regional-grid strong {
  display: block;
  margin-bottom: 7px;
  color: #10213a;
}

.guide-checklist {
  padding: 0;
  list-style: none;
}

.guide-checklist li {
  position: relative;
  padding-left: 48px;
}

.guide-checklist li::before {
  content: "\\2713";
  position: absolute;
  top: 19px;
  left: 20px;
  color: #0f766e;
  font-weight: 900;
}

.guide-note {
  margin: 28px 0;
  padding: 22px 24px;
  border-left: 4px solid #c9972f;
  background: #fff9ea;
}

.guide-note p { margin: 0; }

.guide-template {
  max-width: 100%;
  min-width: 0;
  margin: 20px 0;
  padding: 22px;
  overflow-x: auto;
  border: 1px solid #d9e1e9;
  border-radius: 7px;
  background: #0d1a2d;
  color: #eaf0f7;
  font: 15px/1.7 ui-monospace, SFMono-Regular, Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.guide-sidebar {
  position: sticky;
  top: 112px;
  display: grid;
  gap: 16px;
}

.guide-side-card {
  padding: 22px;
  border: 1px solid #dfe5ec;
  border-radius: 7px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(8, 23, 43, .07);
}

.guide-side-card strong { display: block; margin-bottom: 9px; color: #10213a; }
.guide-side-card p { color: #5c6777; font-size: 14px; line-height: 1.6; }
.guide-side-card a:not(.btn) { display: block; padding: 8px 0; border-top: 1px solid #edf0f4; font-weight: 750; }

.guide-faq details {
  padding: 18px 0;
  border-top: 1px solid #dfe5ec;
}

.guide-faq summary {
  color: #10213a;
  font-weight: 800;
  cursor: pointer;
}

.guide-faq details p { margin: 10px 0 0; }

@media (max-width: 900px) {
  .guide-shell { grid-template-columns: 1fr; }
  .guide-sidebar { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .guide-hero { padding: 46px 0 38px; }
  .guide-hero h1 { font-size: 38px; }
  .guide-hero .lead { font-size: 18px; }
  .guide-grid,
  .guide-checklist,
  .regional-grid,
  .guide-sidebar { grid-template-columns: 1fr; }
  .guide-article h2 { font-size: 27px; }
}