.guide-shell { max-width: 960px; margin: 0 auto; padding: 64px 24px 96px; }
.breadcrumbs { margin-bottom: 32px; color: var(--ink-soft); font-size: 13px; }
.breadcrumbs a { color: var(--blue); }
.guide-hero { padding-bottom: 42px; border-bottom: 1px solid var(--line-dark); }
.guide-hero h1 { max-width: 900px; font-size: clamp(38px, 6vw, 64px); }
.guide-hero .hero-lede { max-width: 800px; }
.guide-meta { margin-top: 22px; color: var(--ink-soft); font-size: 13px; }
.guide-layout { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 64px; padding-top: 48px; align-items: start; }
.guide-content { min-width: 0; }
.guide-content h2 { margin: 52px 0 16px; font-size: 30px; line-height: 1.2; }
.guide-content h2:first-child { margin-top: 0; }
.guide-content h3 { margin: 28px 0 10px; font-size: 20px; }
.guide-content p, .guide-content li { color: #303b43; font-size: 16px; line-height: 1.8; }
.guide-content li { margin-bottom: 9px; }
.guide-content code { padding: 2px 5px; border-radius: 3px; background: #e9eef0; font-size: .9em; }
.guide-content pre { overflow-x: auto; padding: 18px; border-radius: var(--radius); color: #eaf1f4; background: var(--ink); }
.guide-content pre code { padding: 0; color: inherit; background: transparent; }
.notice { margin: 24px 0; padding: 18px 20px; border-left: 4px solid var(--green); background: var(--green-pale); }
.notice.warning { border-left-color: var(--amber); background: var(--amber-pale); }
.notice strong { display: block; margin-bottom: 4px; }
.success-list { padding: 20px 24px 12px 42px; border: 1px solid #bfe5d0; background: #fbfffd; }
.guide-aside { position: sticky; top: 92px; padding: 20px; border: 1px solid var(--line); background: var(--white); }
.guide-aside h2 { margin: 0 0 12px; font-size: 15px; }
.guide-aside a { display: block; padding: 9px 0; border-bottom: 1px solid var(--line); color: var(--blue); font-size: 13px; }
.guide-aside .button { margin-top: 18px; color: #fff; }
.guide-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 36px; }
.guide-card { min-height: 210px; padding: 24px; display: flex; flex-direction: column; border: 1px solid var(--line); background: var(--white); }
.guide-card:hover { border-color: var(--ink); }
.guide-card span { color: var(--green); font-size: 11px; font-weight: 800; }
.guide-card h2 { margin: 10px 0 8px; font-size: 21px; line-height: 1.3; }
.guide-card p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.guide-card b { margin-top: auto; padding-top: 20px; color: var(--blue); font-size: 13px; }
@media (max-width: 760px) {
  .guide-shell { padding: 42px 18px 72px; }
  .guide-layout { grid-template-columns: 1fr; gap: 36px; }
  .guide-aside { position: static; }
  .guide-grid { grid-template-columns: 1fr; }
}