.guide-home{border-top:1px solid var(--line)}
.faq-topics{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 18px}
.faq-topics a{padding:9px 16px;border:1px solid #bdcfc3;border-radius:4px;font-size:16px;color:var(--deep);background:var(--pale)}
.faq-topics a:hover{background:var(--blue);color:white}
.faq-groups{max-width:1000px;padding-top:24px;padding-bottom:45px}
.faq-group{margin:28px 0 50px;scroll-margin-top:24px}
.faq-group h2{font-size:30px;margin:0 0 24px}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-item summary{cursor:pointer;font-size:19px;font-weight:600;line-height:1.65;padding:22px 12px 22px 4px;color:var(--deep)}
.faq-item summary::marker{color:var(--blue)}
.faq-item[open]{background:#eff5f066}
.faq-item>div{padding:0 24px 24px}
.faq-item p{font-size:17px;line-height:1.95;color:var(--ink);max-width:820px;margin:0}
.faq-item .text-link{margin-top:14px}
@media(max-width:600px){.faq-group h2{font-size:26px}.faq-item summary{font-size:18px;padding:19px 8px 19px 4px}.faq-item p{font-size:16px}.faq-item>div{padding:0 16px 22px}.faq-topics{gap:8px}.faq-topics a{font-size:14px;padding:9px 12px}}
.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.guide-card{display:flex;flex-direction:column;align-items:flex-start;padding:28px 0;border-top:2px solid var(--blue);min-width:0}
.guide-card h3{font-size:24px;line-height:1.65;margin:16px 0 8px}
.guide-card h3 a:hover{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.guide-card p{font-size:16px;line-height:1.9;margin:8px 0 15px}
.guide-card>.text-link{margin-top:auto}
.guide-heading{padding-top:35px;max-width:1200px}
.guide-crumb{display:flex;flex-wrap:wrap;gap:8px 12px;font-size:13px;color:var(--muted);margin-bottom:30px}
.guide-crumb a:hover{text-decoration:underline}
.guide-heading h1{font-size:clamp(32px,3.2vw,48px);max-width:1080px;line-height:1.5}
.guide-heading .guide-byline{font-size:12px;color:var(--muted);margin:18px 0 25px}
.guide-intro{max-width:960px;font-size:18px;line-height:2;color:var(--ink);margin-bottom:40px}
.guide-layout{display:grid;grid-template-columns:240px minmax(0,800px);gap:6%;align-items:start;padding-bottom:45px}
.guide-toc{position:sticky;top:25px;border-top:2px solid var(--gold);padding-top:15px;font-size:14px;line-height:1.8}
.guide-toc p{font-weight:600;color:var(--deep);margin:0 0 12px}
.guide-toc ol{padding-left:20px;margin:0}
.guide-toc li{margin:0 0 12px;padding-left:3px}
.guide-toc a:hover{color:var(--blue);text-decoration:underline}
.guide-body{min-width:0}
.guide-body section{margin:0 0 42px;scroll-margin-top:25px}
.guide-body h2{font-family:Arial,'PingFang SC','Microsoft YaHei',sans-serif;font-size:26px;font-weight:600;line-height:1.6;margin:0 0 18px}
.guide-body p{font-size:17px;color:var(--ink);line-height:2;margin:14px 0}
.guide-checklist{background:var(--pale);padding:28px;border-radius:5px}
.guide-checklist ul{padding-left:22px;margin-bottom:0;font-size:16px;line-height:1.9}
.guide-checklist li{padding:4px 0}
.guide-related{padding-top:28px;border-top:1px solid var(--line)}
.guide-related ul,.guide-more ul{padding-left:20px;line-height:2.1}
.guide-related a:not(.button),.guide-more li a{text-decoration:underline;text-underline-offset:4px}
.guide-related .button{margin-top:16px}
.guide-sources{border-top:1px solid var(--line);padding-top:18px}
.guide-sources p,.guide-sources li{font-size:11px;line-height:1.9;color:var(--muted)}
.guide-sources a{text-decoration:underline;text-underline-offset:3px}
.guide-more{background:var(--pale)}
.guide-more h2{font-size:28px}
@media(max-width:1000px){.guide-grid{grid-template-columns:1fr;gap:8px}.guide-card{padding:24px 0}.guide-card h3{font-size:23px}.guide-card>.text-link{margin-top:5px}.guide-layout{grid-template-columns:1fr;gap:35px}.guide-toc{position:static;background:var(--pale);padding:22px}.guide-toc ol{columns:2;column-gap:30px}.guide-toc li{break-inside:avoid}}
@media(max-width:600px){.guide-heading{padding-top:24px}.guide-heading h1{font-size:30px;line-height:1.55}.guide-intro{font-size:17px;line-height:1.9;margin-bottom:28px}.guide-toc ol{columns:1}.guide-body h2{font-size:23px}.guide-body p{font-size:16px;line-height:2}.guide-checklist{padding:22px}.guide-crumb{font-size:12px;margin-bottom:24px}.guide-body section{margin-bottom:32px}}