.guide-main { width: min(calc(100% - 48px), 980px); margin: 140px auto 80px; }
.guide-heading { max-width: 800px; }
.guide-heading h1 { margin: 18px 0; font-size: clamp(30px, 4vw, 48px); line-height: 1.3; letter-spacing: -1px; }
.guide-lead { color: var(--ink-muted); font-size: 19px; line-height: 1.8; }
.guide-meta, .guide-note { color: var(--ink-soft); font-size: 13px; line-height: 1.8; }
.guide-summary { margin-top: 32px; padding: 18px 24px; background: var(--primary-wash); border-left: 3px solid var(--primary); border-radius: 0 10px 10px 0; }
.guide-summary p, .guide-section p { line-height: 1.9; }
.guide-toc { display: flex; flex-wrap: wrap; gap: 12px 24px; margin: 28px 0 44px; }
.guide-toc a { padding-block: 8px; color: var(--primary); font-size: 14px; text-underline-offset: 4px; }
.guide-section { margin-top: 44px; scroll-margin-top: 24px; }
.guide-section h2 { font-size: 25px; line-height: 1.5; }
.guide-section h3 { margin: 0 0 12px; font-size: 17px; line-height: 1.6; }
.guide-section p, .guide-steps, .guide-checklist { color: var(--ink-muted); font-size: 15px; }
.guide-examples { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 24px 0; }
.guide-examples > div, .guide-problems > div { padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.guide-examples p { margin-bottom: 14px; }
.guide-examples small { color: var(--ink-soft); font-size: 13px; line-height: 1.7; }
.guide-steps, .guide-checklist { padding-left: 24px; line-height: 1.9; }
.guide-steps li, .guide-checklist li { padding-left: 6px; margin-bottom: 14px; }
.guide-problems { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.guide-problems p { margin-bottom: 0; }
.guide-cta { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; margin-top: 52px; padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.guide-cta h2 { margin: 0; font-size: 23px; line-height: 1.5; }
.guide-cta p { margin-bottom: 0; color: var(--ink-muted); font-size: 14px; line-height: 1.8; }
@media (max-width: 780px) {
  .guide-main { width: calc(100% - 32px); margin-top: 110px; }
  .guide-heading h1 { letter-spacing: 0; }
  .guide-lead { font-size: 17px; }
  .guide-examples, .guide-problems { grid-template-columns: 1fr; }
  .guide-summary, .guide-cta { padding: 20px; }
}