.longform-guide { margin:48px 0; border-top:1px solid #bbc5b0; padding-top:28px; color:#29332b; scroll-margin-top:24px; }
.longform-guide-heading { display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:30px; }
.longform-guide-heading h2 { font-size:clamp(25px,3vw,35px); line-height:1.25; font-weight:500; letter-spacing:-.7px; margin-top:12px; max-width:800px; }
.longform-guide-meta { font:10px/1.8 var(--tech-font); white-space:nowrap; color:#7b8571; }
.longform-guide-layout { display:grid; grid-template-columns:240px minmax(0,760px); gap:50px; justify-content:space-between; }
.longform-guide-toc { position:sticky; top:28px; align-self:start; border-left:2px solid #bdc9b1; padding-left:18px; }
.longform-guide-toc ol { padding-left:16px; margin-top:14px; font-size:12px; color:#6c7b5f; }
.longform-guide-toc li { padding:6px 0; line-height:1.65; }
.longform-guide-toc a { color:#526c46; }
.longform-guide-body { min-width:0; }
.longform-guide-body > section { scroll-margin-top:28px; margin-bottom:32px; }
.longform-guide-body h3 { font-size:23px; line-height:1.4; font-weight:500; margin:0 0 18px; letter-spacing:-.3px; }
.longform-guide-body p { font-size:16px; line-height:1.95; color:#4e5d45; margin:0 0 18px; }
.longform-guide-sources { padding-top:24px; border-top:1px solid #c4cdbb; }
.longform-guide-sources ul { padding-left:18px; font-size:12px; line-height:1.8; }
.longform-guide-sources li { margin-bottom:12px; }
.longform-guide-sources a { color:#506e40; overflow-wrap:anywhere; text-decoration:underline; text-underline-offset:3px; }
.equipment-related { padding:22px; border:1px solid #bbc9ae; background:#e3eadd; margin:26px 0; }
.equipment-related h2 { font-size:22px; margin-bottom:12px; font-weight:500; }
.equipment-related a { color:#45643a; }
@media(max-width:950px) { .longform-guide-layout { grid-template-columns:185px minmax(0,1fr); gap:28px; } }
@media(max-width:700px) { .longform-guide-heading { flex-direction:column; align-items:flex-start; gap:12px; } .longform-guide-layout { grid-template-columns:1fr; gap:28px; } .longform-guide-toc { position:static; } .longform-guide-body p { font-size:15px; } }