.all-topics{border-top:1px solid var(--line);padding-bottom:90px}
.all-topics .chapter-intro{padding-top:75px}
.topic-directory{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:0 max(6vw,55px)}
.topic-directory a{min-height:78px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:17px;display:flex;align-items:center;gap:14px;color:var(--ink);text-decoration:none;transition:.2s}
.topic-directory a:hover{border-color:var(--green);transform:translateY(-2px);box-shadow:var(--shadow)}
.topic-directory i{font:normal 10px DM Mono;color:var(--green)}
.topic-directory b{font-size:13px}
.topic-directory em{margin-left:auto;color:var(--green);font-style:normal}
.detail-page .topbar{position:fixed}
.topic-breadcrumb{font:11px DM Mono;color:var(--muted)}
.topic-breadcrumb a{color:var(--green);text-decoration:none}
.topic-breadcrumb span{margin:0 10px}
.detail-main{margin-left:0;max-width:none}
.detail-hero{padding:125px max(8vw,80px) 70px;background:var(--paper);border-bottom:1px solid var(--line)}
.back-link{font:10px DM Mono;color:var(--green);text-decoration:none}
.detail-kicker{font:bold 10px DM Mono;letter-spacing:.16em;color:var(--green);margin-top:50px}
.detail-hero h1{font-size:clamp(48px,7vw,90px);letter-spacing:-.06em;line-height:1;margin:13px 0 24px;max-width:1000px}
.detail-hero>p{max-width:720px;color:var(--muted);font-size:17px}
.detail-meta{display:flex;gap:8px;margin-top:30px}
.detail-meta span{font:9px DM Mono;border:1px solid var(--line);border-radius:99px;padding:7px 11px;color:var(--muted)}
.primitive-section,.examples-section{padding:85px max(8vw,80px)}
.section-title span,.check-section>div>span{font:bold 10px DM Mono;letter-spacing:.15em;color:var(--green)}
.section-title h2,.check-section h2{font-size:36px;letter-spacing:-.04em;margin:8px 0}
.section-title>p{color:var(--muted);margin:0}
.primitive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:40px}
.primitive-card{background:var(--paper);border:1px solid var(--line);border-radius:13px;overflow:hidden}
.primitive-card h3{font-size:14px;padding:18px 20px;margin:0;border-bottom:1px solid var(--line)}
.primitive-card pre{background:var(--code);color:#dce8e2;padding:19px;min-height:115px;font-size:10px}
.primitive-card p{font-size:11px;color:var(--muted);padding:0 20px 18px}
.check-section{margin:0 max(8vw,80px);background:var(--green);color:white;border-radius:16px;padding:35px 40px;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.check-section>div>span{color:var(--lime)}
.check-section h2{margin-bottom:0}
.check-section ol{margin:0;padding:0;counter-reset:item;list-style:none}
.check-section li{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:12px}
.check-section li:before{counter-increment:item;content:"0" counter(item);font:9px DM Mono;color:var(--lime);margin-right:15px}
.examples-section{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}
.examples-section>.section-title{grid-column:1/-1;padding:0 0 25px}
.example-list{display:contents}
.example-block{min-width:0;background:var(--paper);border:1px solid var(--line);border-radius:15px;overflow:hidden}
.example-copy{position:static;padding:25px 25px 20px}
.example-copy small{font:9px DM Mono;color:var(--green)}
.example-copy h3{font-size:25px;margin:7px 0 12px}
.example-copy p{font-size:13px;color:var(--muted);min-height:68px}
.example-copy b{display:inline-block;font:9px DM Mono;color:var(--green);background:var(--paper);border:1px solid var(--line);padding:7px 9px;border-radius:5px;margin-top:10px}
.example-block .code-card{border-radius:0;box-shadow:none}
.example-block .code-card pre{font-size:11px;min-height:310px}
.chapter-nav{padding:0 max(8vw,80px) 80px;display:grid;grid-template-columns:1fr 1fr;gap:15px}
.chapter-nav a{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:20px;text-decoration:none;color:var(--ink);display:grid}
.chapter-nav a:hover{border-color:var(--green)}
.chapter-nav small{font:9px DM Mono;color:var(--green);margin-bottom:6px}
.chapter-nav b{font-size:14px}
.chapter-nav .next{text-align:right}
@media(max-width:1050px){
  .topic-directory{grid-template-columns:repeat(2,1fr)}
  .primitive-grid{grid-template-columns:1fr 1fr}
  .primitive-card:last-child:nth-child(odd){grid-column:1/-1}
  .examples-section{grid-template-columns:repeat(2,minmax(0,1fr))}
  .examples-section>.section-title{grid-column:1/-1;padding-bottom:20px}
}
@media(max-width:760px){
  .topic-directory{grid-template-columns:1fr;padding:0 22px}
  .topic-breadcrumb{display:none}
  .detail-hero,.primitive-section,.examples-section{padding-left:22px;padding-right:22px}
  .detail-hero h1{font-size:46px}
  .detail-meta{flex-wrap:wrap}
  .primitive-grid{grid-template-columns:1fr}
  .primitive-card:last-child:nth-child(odd){grid-column:auto}
  .check-section{margin:0 22px;padding:28px 22px;grid-template-columns:1fr;gap:15px}
  .examples-section{display:block}
  .examples-section>.section-title{padding:0 0 25px}
  .example-list{display:grid;gap:18px}
  .example-block{margin-bottom:18px}
  .chapter-nav{padding:0 22px 60px;grid-template-columns:1fr}
  .chapter-nav .next{text-align:left}
}

/* Larger type on chapter pages */
.topic-breadcrumb{font-size:13px}
.back-link,.detail-kicker{font-size:12px}
.detail-hero>p{font-size:19px}
.detail-meta span{font-size:11px}
.section-title span,.check-section>div>span{font-size:12px}
.section-title>p{font-size:16px}
.primitive-card h3{font-size:17px}
.primitive-card pre{font-size:13px}
.primitive-card p{font-size:14px}
.check-section li{font-size:15px}
.check-section li:before{font-size:11px}
.example-copy small{font-size:11px}
.example-copy p{font-size:16px}
.example-copy b{font-size:11px}
.example-block .code-card pre{font-size:13px}
.chapter-nav small{font-size:11px}
.chapter-nav b{font-size:17px}

/* Extra-large chapter typography */
.topic-breadcrumb{font-size:15px}
.back-link,.detail-kicker{font-size:14px}
.detail-hero>p{font-size:21px}
.detail-meta span{font-size:13px}
.section-title span,.check-section>div>span{font-size:14px}
.section-title>p{font-size:18px}
.primitive-card h3{font-size:19px}
.primitive-card pre{font-size:15px;line-height:1.8}
.primitive-card p{font-size:16px}
.check-section li{font-size:17px}
.check-section li:before{font-size:13px}
.example-copy small{font-size:13px}
.example-copy p{font-size:18px;min-height:105px}
.example-copy b{font-size:13px}
.example-block .code-card pre{font-size:15px;min-height:390px}
.chapter-nav small{font-size:13px}
.chapter-nav b{font-size:19px}

/* Compact solution card header */
.example-copy{padding-bottom:20px}
.example-copy p{min-height:0;margin-bottom:12px}
.example-copy b{margin-top:0}
.example-block .code-card pre{min-height:0}