.guide{max-width:820px;margin:0 auto;padding:64px 24px 96px}.guide h1{font-size:clamp(2rem,6vw,3.6rem);line-height:1.08;letter-spacing:-.04em}.guide h2{margin-top:42px;font-size:1.55rem}.guide h3{margin-top:28px}.guide p,.guide li{font-size:1.05rem}.guide li{margin:8px 0}.lead{font-size:1.2rem!important;color:var(--muted)}.notice{margin:28px 0;padding:18px 20px;background:#fff7ed;border:1px solid #fed7aa;border-radius:14px}.toc,.guide-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:22px;box-shadow:var(--shadow-card)}.toc a,.guide-card a{color:var(--accent-dim);text-decoration:underline}.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}.steps>li{margin-bottom:18px}.cta{margin-top:48px;padding:30px;text-align:center;background:linear-gradient(135deg,#fff7ed,#e0f2fe);border:1px solid var(--border);border-radius:20px}.breadcrumb{color:var(--muted);font-size:.92rem}.breadcrumb a{text-decoration:underline}.updated{color:var(--muted);font-size:.88rem!important}