/* ---------- Home-only ---------- */
  .comp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
  .comp{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;color:var(--ink)}
  .comp:hover{text-decoration:none;border-color:var(--html);box-shadow:0 8px 24px rgba(34,48,63,.08)}
  .comp .io{display:flex;align-items:center;gap:8px;margin-bottom:.7rem;font-family:var(--mono);font-size:.8rem;font-weight:700}
  .comp .io .in{color:var(--html-deep);background:#E6F0FA;padding:.2rem .5rem;border-radius:4px}
  .comp .io .out{color:var(--pdf-deep);background:#F7E9E8;padding:.2rem .5rem;border-radius:4px}
  .comp .io svg{width:18px;height:auto;color:#3A97CC;flex:none}
  .comp p{margin:0;font-size:.92rem;color:var(--ink-soft)}
  .comp.featured{grid-column:span 3;display:grid;grid-template-columns:1.1fr 1fr;gap:24px;align-items:center;border-color:#CFE0F3;background:linear-gradient(135deg,#F7FAFD,#fff)}
  .comp.featured h3{font-size:1.35rem}
  .comp.featured .more{color:var(--html);font-weight:600;margin-top:.8rem;display:inline-block}
  .hero-home .hero-grid{align-items:center}
  @media (max-width:960px){.hero-home .hero-grid{align-items:start}}
  .hero-home h1{font-size:clamp(1.9rem,3.6vw,2.75rem);letter-spacing:-.02em;text-wrap:balance}
  .hero-home .lede{font-size:1.08rem;color:var(--ink);font-weight:500;margin-bottom:.5rem}
  .hero-home .sub{margin:0;color:var(--ink-soft);line-height:1.6;max-width:62ch}
  .hero-home .flow{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:1.2rem 0}
  .hero-home .flow .in{font-weight:700;font-size:.85rem;padding:.35rem .6rem;border-radius:6px;background:#E6F0FA;color:var(--html-deep)}
  .hero-home .flow a.in{text-decoration:none}
  .hero-home .flow a.in:hover{background:#D6E6F7;text-decoration:none}
  .hero-home .flow .out{display:inline-flex;align-items:center;gap:.4rem;font-weight:800;font-size:.95rem;padding:.4rem .8rem .4rem .6rem;border-radius:6px;background:var(--html-deep);color:#fff}
  .hero-home .flow .out svg{width:14px;height:14px;flex:none}
  .editions{display:grid;grid-template-columns:1fr 1fr;gap:20px}
  .edition{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column}
  .edition.ed-next{border-top:4px solid var(--html)} .edition.ed-classic{border-top:4px solid #9AA6B2}
  .edition h3{font-size:1.2rem;margin-bottom:.2rem}
  .edition .sub{color:var(--muted);font-size:.85rem;margin-bottom:.8rem}
  .edition ul{margin:0 0 1rem;padding-left:1.1rem;color:var(--ink-soft);font-size:.93rem;flex:1}
  .edition li{margin:.3rem 0}
  .edition .links{display:flex;flex-wrap:wrap;gap:.5rem}
  .proof{display:grid;grid-template-columns:1fr 1fr;gap:14px;text-align:center}
  .proof div{padding:16px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
  .proof b{display:block;font-size:1.5rem;letter-spacing:-.02em;color:var(--ink)}
  .proof span{font-size:.83rem;color:var(--muted)}
  @media (max-width:960px){.comp-grid{grid-template-columns:1fr 1fr}.comp.featured{grid-column:span 2;grid-template-columns:1fr}.editions{grid-template-columns:1fr}}
  @media (max-width:600px){.comp-grid{grid-template-columns:1fr}.comp.featured{grid-column:span 1}}
  .codecard{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
  .codecard .bar{display:flex;align-items:center;gap:6px;padding:8px 12px;border-bottom:1px solid var(--line);background:var(--bg-alt);font-family:var(--mono);font-size:.78rem;color:var(--muted)}
  .codecard .bar i{width:10px;height:10px;border-radius:50%;background:#D5DBE2;display:block}
  .codecard .bar i:first-child{background:var(--pdf)} .codecard .bar i:nth-child(2){background:#F1B33C} .codecard .bar i:nth-child(3){background:var(--html)}
  .codecard .bar span{margin-left:6px}
  .codecard .foot{padding:12px 16px;font-size:.88rem;color:var(--ink-soft);border-top:1px solid var(--line)}
  .classic-note{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .classic-note p{margin:0;padding:.65rem 0;font-size:.9rem;color:var(--ink-soft)}
  .classic-note strong{color:var(--ink)}
  .classic-note a{white-space:nowrap} /* command line */
@media (max-width:1080px){
}
  .why{background:#fff;border-top:1px solid var(--line)}
  .why ul{display:grid;grid-template-columns:repeat(4,1fr);gap:14px 28px;list-style:none;margin:0;padding:18px 0;font-size:.88rem;color:var(--ink-soft);line-height:1.5}
  .why li{padding-left:14px;border-left:3px solid var(--html)}
  .why li:nth-child(2n){border-left-color:var(--pdf)}
  .why strong{color:var(--ink)}
  @media (max-width:960px){.why ul{grid-template-columns:1fr 1fr}}
  @media (max-width:600px){.why ul{grid-template-columns:1fr;gap:10px;padding:14px 0}}