/* single-column article template */
.article-page{padding:0 0 80px;background:var(--ground)}
.article-header{max-width:820px;margin:0 auto;padding:52px 40px 18px}
.breadcrumb{font-size:13px;font-weight:700;color:var(--ink-faint);margin-bottom:22px}
.breadcrumb a{text-decoration:none;color:var(--ink-faint)}
.breadcrumb a:hover{color:var(--link)}
.breadcrumb-sep{padding:0 8px;color:var(--rule)}
.article-h1{font-size:54px;font-weight:900;line-height:1.02;letter-spacing:-.025em;margin:0 0 18px}
.card-meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;font-size:13.5px;color:var(--ink-faint);margin-bottom:12px}
.card-meta .article-cat{color:var(--link);font-weight:900;text-transform:uppercase;letter-spacing:.08em;font-size:12.5px}
.author-byline{display:flex;flex-wrap:wrap;gap:9px;align-items:center;font-size:15px;color:var(--ink-soft)}
.author-name{font-weight:900;color:var(--ink-head)}
.author-sep{color:var(--rule)}
.article-hero-img{width:100%;max-width:1100px;margin:28px auto 0;height:480px;object-fit:cover;display:block;border-radius:6px}
.article-lead{max-width:820px;margin:32px auto 0;padding:0 40px;font-size:21px;line-height:1.5;color:var(--ink)}
.article-body{max-width:820px;margin:0 auto;padding:24px 40px 0;font-size:18px;line-height:1.7;color:var(--ink-soft)}
.article-body h2{font-size:34px;color:var(--ink-head);margin:44px 0 14px}
.article-body h3{font-size:21px;color:var(--ink-head);margin:30px 0 10px}
.article-body a{color:var(--link)}
.article-body ul,.article-body ol{padding-left:22px}
.article-body li{margin-bottom:10px}
.article-body img{margin:28px 0;border-radius:6px}
.article-body blockquote{margin:30px 0;padding:4px 0 4px 22px;border-left:4px solid var(--mark);color:var(--ink-head);font-size:21px;font-weight:700}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15.5px}
.article-body th,.article-body td{border-bottom:1px solid var(--rule);padding:12px;text-align:left}
.article-body th{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-faint);font-weight:900}
.author-bio-card{max-width:820px;margin:46px auto 0;padding:26px 28px;background:var(--surface);border-radius:6px;display:flex;gap:18px;align-items:flex-start;border:1px solid var(--rule-soft)}
.author-bio-avatar{width:62px;height:62px;border-radius:50%;object-fit:cover;flex:0 0 62px}
.author-bio-name{font-weight:900;font-size:16.5px;margin:0;color:var(--ink-head)}
.author-bio-title{font-size:12.5px;text-transform:uppercase;letter-spacing:.09em;color:var(--ink-faint);margin:3px 0 9px}
.author-bio-text{font-size:15px;color:var(--ink-soft);margin:0}
.faq-section{max-width:820px;margin:48px auto 0;padding:0 40px}
.faq-section h2{font-size:32px;margin-bottom:16px}
#faq-items details{border-bottom:1px solid var(--rule)}
#faq-items summary{cursor:pointer;padding:16px 2px;font-weight:900;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:14px;color:var(--ink-head)}
#faq-items summary::-webkit-details-marker{display:none}
#faq-items summary::after{content:"+";color:var(--link)}
#faq-items details[open] summary::after{content:"–"}
#faq-items p{padding:0 2px 16px;font-size:16.5px;color:var(--ink-soft);margin:0}
.cta-banner{max-width:820px;margin:42px auto 0;padding:28px 30px;background:var(--surface);border-radius:6px;border-left:5px solid var(--mark)}
.related-section{max-width:1100px;margin:58px auto 0;padding:0 40px}
.related-section h2{font-size:30px;margin-bottom:20px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rel-card{background:var(--surface);border:1px solid var(--rule-soft);border-radius:6px;padding:20px 22px;text-decoration:none;color:inherit;display:block}
.rel-card:hover{border-color:var(--link)}
.rel-title{font-size:18px;font-weight:900;margin:0;color:var(--ink-head);line-height:1.2}
.card-title{font-size:23px;font-weight:900;margin:0 0 9px;color:var(--ink-head);line-height:1.12;letter-spacing:-.02em}
.article-list{list-style:none;padding:0;margin:0}
@media(max-width:1000px){
  .article-body table{display:block;overflow-x:auto}
  .article-body th,.article-body td{min-width:118px}
  .article-h1{font-size:33px}
  .article-hero-img{height:250px}
  .article-lead{font-size:18px}
  .rel-grid{grid-template-columns:1fr}
  .article-header,.article-lead,.article-body,.faq-section{padding-left:22px;padding-right:22px}
}

/* blog card component (mirrored from style-base.css for single-file self-sufficiency) */
.article-card{background:var(--surface);border-radius:6px;overflow:hidden;display:block;border:1px solid var(--rule-soft)}
.article-thumb{width:100%;height:210px;object-fit:cover}
.article-card .article-body{padding:22px 22px 26px;max-width:none;margin:0}
.article-meta{display:flex;gap:12px;align-items:center;margin-bottom:10px}
.article-cat{font-size:12.5px;font-weight:900;text-transform:uppercase;letter-spacing:.08em;color:var(--link)}
.article-date{font-size:13px;color:var(--ink-faint)}
.article-excerpt{font-size:15.5px;color:var(--ink-soft);line-height:1.55}
.article-link{font-size:14.5px;font-weight:700;text-decoration:none;color:var(--ink-head);border-bottom:3px solid var(--mark);padding-bottom:2px}