.ch-guide{max-width:100%;margin:0 auto;background:#fff}.ch-guide-hero{background:linear-gradient(135deg,#1a4d6d 0%,#2a5f7f 100%);color:#fff;padding:3rem 1.5rem 2.5rem;text-align:center}.ch-guide-hero-content{max-width:800px;margin:0 auto}.ch-guide-title{font-size:2rem;line-height:1.2;margin:0 0 1.5rem;font-weight:700;color:#fff}.ch-guide-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:1.5rem;font-size:.9rem;opacity:.95}.ch-guide-meta time,.ch-guide-reading-time,.ch-guide-author{display:inline-flex;align-items:center}.ch-guide-meta time:before{content:"📅";margin-right:.5rem}.ch-guide-reading-time:before{content:"⏱";margin-right:.5rem}.ch-guide-author:before{content:"✍️";margin-right:.5rem}.ch-guide-content{max-width:800px;margin:0 auto;padding:2rem 1.5rem 4rem}.ch-guide-section{margin-bottom:3rem}.ch-guide-section:last-of-type{margin-bottom:2rem}.ch-guide-content h2{font-size:1.75rem;line-height:1.3;margin:2.5rem 0 1.25rem;color:#1a4d6d;font-weight:700;border-bottom:2px solid #e8f4f8;padding-bottom:.5rem}.ch-guide-content h3{font-size:1.35rem;line-height:1.4;margin:2rem 0 1rem;color:#2a5f7f;font-weight:600}.ch-guide-content p{font-size:1.05rem;line-height:1.7;margin:0 0 1.25rem;color:#333}.ch-guide-lead{font-size:1.2rem;line-height:1.8;color:#2a5f7f;margin-bottom:1.5rem}.ch-guide-content a{color:#1a4d6d;text-decoration:underline;text-decoration-color:rgba(26,77,109,.3);text-underline-offset:2px;transition:text-decoration-color .2s ease}.ch-guide-content a:hover{text-decoration-color:#1a4d6d}.ch-guide-content em{font-style:italic;color:#2a5f7f}.ch-guide-content strong{font-weight:600;color:#1a4d6d}.ch-guide-content ul,.ch-guide-content ol{margin:0 0 1.5rem 1.5rem;padding:0}.ch-guide-content li{margin-bottom:.75rem;line-height:1.7}.ch-guide-activity{margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid #e8f4f8}.ch-guide-activity:last-child{border-bottom:none}.ch-guide-activity h3{margin-top:0}.ch-guide-faq{background:#f8fbfc;padding:2rem 1.5rem;margin:3rem -1.5rem 2rem;border-radius:8px}.ch-faq-item{margin-bottom:2rem;padding:1.5rem;background:#fff;border-radius:6px;box-shadow:0 1px 3px rgba(0,0,0,.05)}.ch-faq-item:last-child{margin-bottom:0}.ch-faq-item h3{font-size:1.15rem;margin:0 0 1rem;color:#1a4d6d;font-weight:600}.ch-faq-item p{margin-bottom:0;font-size:1rem}.ch-guide-conclusion{background:#f0f8ff;padding:2rem 1.5rem;margin:3rem -1.5rem 0;border-radius:8px;border-left:4px solid #1a4d6d}.ch-guide-conclusion h2{margin-top:0;border-bottom:none}.ch-llm-facts{display:none !important}@media (min-width:768px){.ch-guide-hero{padding:4rem 2rem 3rem}.ch-guide-title{font-size:2.75rem}.ch-guide-content{padding:3rem 2rem 5rem}.ch-guide-content h2{font-size:2rem}.ch-guide-content h3{font-size:1.5rem}.ch-guide-faq{margin-left:-2rem;margin-right:-2rem}.ch-guide-conclusion{margin-left:-2rem;margin-right:-2rem}}@media (min-width:1024px){.ch-guide-hero{padding:5rem 2rem 4rem}.ch-guide-title{font-size:3.25rem}.ch-guide-content{padding:4rem 2rem 6rem}.ch-guide-faq{padding:3rem 2rem}.ch-faq-item{padding:2rem}}@media print{.ch-guide-hero{background:#1a4d6d;color:#000}.ch-guide-meta,.ch-llm-facts{display:none !important}.ch-guide-content a{color:#000;text-decoration:underline}.ch-faq-item,.ch-guide-conclusion{box-shadow:none;border:1px solid #ccc}}@media (prefers-reduced-motion:reduce){.ch-guide-content a{transition:none}}@media (prefers-contrast:high){.ch-guide-hero{background:#000;border-bottom:3px solid #fff}.ch-guide-content h2{border-bottom-width:3px;border-bottom-color:#000}}.ch-guide-section{contain:content}.ch-faq-item{contain:layout style paint}