.breadcrumbs{padding:18px 0;color:var(--muted);font-size:14px}.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}.breadcrumbs li+li::before{content:"/";margin-right:8px;color:#9eb2c3}.breadcrumbs a{color:var(--primary);font-weight:800}
.seo-hero{position:relative;overflow:hidden;padding:70px 0 60px;background:radial-gradient(circle at 90% 14%,rgba(15,184,138,.12),transparent 26%),linear-gradient(135deg,#f5faff,#fff)}.seo-hero::after{content:"";position:absolute;right:-140px;top:-150px;width:420px;height:420px;border:1px solid #dce8f2;border-radius:50%}.seo-hero h1{max-width:920px;margin:18px 0 0;font-size:clamp(36px,5vw,54px);line-height:1.15;letter-spacing:-.025em}.seo-lead{max-width:860px;margin:20px 0 0;color:var(--muted);font-size:18px}.seo-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.page-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;color:#71869a;font-size:13px}.page-meta span::before{content:"✓";margin-right:6px;color:var(--mint);font-weight:900}
.article-shell{padding:68px 0 88px}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:42px;align-items:start}.article-main{min-width:0}.article-section{margin-bottom:22px;padding:30px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 10px 32px rgba(33,91,144,.055)}.article-section h2{margin:0 0 14px;color:var(--ink);font-size:26px;line-height:1.35}.article-section h3{margin:24px 0 10px;color:var(--ink);font-size:20px}.article-section p{margin:10px 0;color:var(--muted)}.article-section ul,.article-section ol{margin:14px 0 0;padding-left:1.25em;color:var(--muted)}.article-section li{margin:8px 0}.article-section strong{color:var(--ink)}.article-note{margin:22px 0;padding:18px 20px;border-left:4px solid var(--orange);border-radius:10px;background:var(--orange-soft);color:#6c5a4f}.article-note strong{color:#a44a13}
.article-side{position:sticky;top:96px}.side-card{margin-bottom:16px;padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 8px 24px rgba(33,91,144,.04)}.side-card h2{margin:0 0 12px;color:var(--ink);font-size:18px}.side-card p{margin:0;color:var(--muted);font-size:14px}.side-links{display:grid;gap:9px;margin-top:14px}.side-links a{padding:10px 12px;border-radius:10px;background:var(--primary-soft);color:var(--primary-dark);font-size:14px;font-weight:800}.side-links a:hover{background:#dcecff}
.collection-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.collection-card{padding:24px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 8px 24px rgba(33,91,144,.05)}.collection-card small{color:var(--primary);font-weight:900}.collection-card h2,.collection-card h3{margin:10px 0 8px;color:var(--ink);font-size:20px;line-height:1.4}.collection-card p{margin:0;color:var(--muted)}.collection-card a{display:inline-flex;margin-top:15px;color:var(--primary);font-weight:800}
.home-knowledge{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.knowledge-card{padding:24px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 8px 24px rgba(33,91,144,.045)}.knowledge-card small{color:var(--primary);font-weight:900}.knowledge-card h3{margin:10px 0 8px;color:var(--ink);font-size:20px}.knowledge-card p{margin:0;color:var(--muted)}.knowledge-card a{display:inline-flex;margin-top:16px;color:var(--primary);font-weight:800}
.related{padding:66px 0;background:var(--surface-soft)}.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.related-card{padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff}.related-card small{color:var(--mint);font-weight:900}.related-card h3{margin:8px 0 6px;color:var(--ink);font-size:18px}.related-card p{margin:0;color:var(--muted);font-size:14px}.related-card a{display:inline-flex;margin-top:12px;color:var(--primary);font-weight:800}
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.step-card{padding:24px;border:1px solid var(--line);border-radius:18px;background:#fff}.step-card span{display:grid;width:42px;height:42px;place-items:center;border-radius:13px;background:var(--primary);color:#fff;font-weight:900}.step-card:nth-child(2) span{background:var(--mint)}.step-card:nth-child(3) span{background:var(--orange)}.step-card h3{margin:16px 0 8px;color:var(--ink)}.step-card p{margin:0;color:var(--muted);font-size:14px}.price-disclaimer{margin-top:18px;padding:15px 18px;border-radius:12px;background:var(--orange-soft);color:#7c4d30;font-size:13px}.center-action{margin-top:30px;text-align:center}.site-nav .is-current{color:var(--primary);background:var(--primary-soft)}
@media(max-width:960px){.article-layout{grid-template-columns:1fr}.article-side{position:static}.collection-grid,.related-grid,.home-knowledge{grid-template-columns:repeat(2,minmax(0,1fr))}.step-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.seo-hero{padding:52px 0}.seo-lead{font-size:16px}.seo-actions .button{width:100%}.article-section{padding:22px 20px}.article-section h2{font-size:22px}.collection-grid,.related-grid,.home-knowledge,.step-grid{grid-template-columns:1fr}.breadcrumbs{font-size:13px}}