.duct-hero[data-astro-cid-mbev7iym]{background:linear-gradient(115deg,#14243ffa,#14243fd6)}.duct-hero[data-astro-cid-mbev7iym] h1[data-astro-cid-mbev7iym]{max-width:760px}.duct-hero[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]{max-width:730px}.answer-list[data-astro-cid-mbev7iym]{display:grid;gap:16px;margin:0 0 20px;padding:0;list-style:none}.answer-list[data-astro-cid-mbev7iym] li[data-astro-cid-mbev7iym]{display:grid;gap:3px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.14)}.answer-list[data-astro-cid-mbev7iym] li[data-astro-cid-mbev7iym]:last-child{padding-bottom:0;border-bottom:0}.answer-list[data-astro-cid-mbev7iym] strong[data-astro-cid-mbev7iym]{color:var(--white)}.answer-list[data-astro-cid-mbev7iym] small[data-astro-cid-mbev7iym]{color:#ffffffad;line-height:1.4}.section-intro[data-astro-cid-mbev7iym]{max-width:860px;margin-bottom:30px}.section-intro[data-astro-cid-mbev7iym] .longform-kicker[data-astro-cid-mbev7iym],.section-intro[data-astro-cid-mbev7iym] h2[data-astro-cid-mbev7iym]{margin-bottom:14px}.section-intro[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]:last-child{margin-bottom:0}.duct-card-grid[data-astro-cid-mbev7iym],.duct-compare-grid[data-astro-cid-mbev7iym],.duct-check-grid[data-astro-cid-mbev7iym],.duct-decision-grid[data-astro-cid-mbev7iym]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:28px 0}.duct-card[data-astro-cid-mbev7iym],.duct-compare-card[data-astro-cid-mbev7iym],.duct-check-grid[data-astro-cid-mbev7iym] article[data-astro-cid-mbev7iym],.duct-decision-grid[data-astro-cid-mbev7iym] article[data-astro-cid-mbev7iym]{min-width:0;padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--white);box-shadow:0 12px 32px #14243f0f}.duct-card[data-astro-cid-mbev7iym] h3[data-astro-cid-mbev7iym],.duct-compare-card[data-astro-cid-mbev7iym] h3[data-astro-cid-mbev7iym],.duct-check-grid[data-astro-cid-mbev7iym] h3[data-astro-cid-mbev7iym],.duct-decision-grid[data-astro-cid-mbev7iym] h3[data-astro-cid-mbev7iym]{margin:0 0 10px;color:var(--ink);font-size:1.3rem;line-height:1.1}.duct-card[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym],.duct-compare-card[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym],.duct-check-grid[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym],.duct-decision-grid[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]{margin:0;color:var(--muted);line-height:1.6}.card-number[data-astro-cid-mbev7iym],.card-label[data-astro-cid-mbev7iym]{display:block;margin-bottom:16px;color:var(--heat);font-size:.75rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.duct-compare-grid[data-astro-cid-mbev7iym]{grid-template-columns:repeat(2,minmax(0,1fr))}.duct-compare-card[data-astro-cid-mbev7iym]{background:var(--blue-soft)}.duct-compare-card[data-astro-cid-mbev7iym].duct-compare-repair{border-color:#f64b1b4d;background:var(--orange-soft)}.duct-compare-card[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]+p[data-astro-cid-mbev7iym]{margin-top:14px}.duct-note[data-astro-cid-mbev7iym],.duct-warning[data-astro-cid-mbev7iym],.duct-safety-note[data-astro-cid-mbev7iym]{margin:22px 0;padding:20px 22px;border:1px solid var(--heat);background:var(--orange-soft);color:var(--ink)}.duct-note[data-astro-cid-mbev7iym] strong[data-astro-cid-mbev7iym],.duct-warning[data-astro-cid-mbev7iym] strong[data-astro-cid-mbev7iym],.duct-safety-note[data-astro-cid-mbev7iym] strong[data-astro-cid-mbev7iym]{display:block;margin-bottom:5px}.duct-step-grid[data-astro-cid-mbev7iym]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:0;margin:0 0 28px;list-style:none;counter-reset:steps}.duct-step-grid[data-astro-cid-mbev7iym] li[data-astro-cid-mbev7iym]{display:grid;grid-template-columns:48px 1fr;gap:12px;min-width:0;padding:22px;border:1px solid var(--line);border-radius:10px;background:var(--blue-soft)}.duct-step-grid[data-astro-cid-mbev7iym] li[data-astro-cid-mbev7iym]>span[data-astro-cid-mbev7iym]{color:var(--heat);font-size:1.4rem;font-weight:900}.duct-step-grid[data-astro-cid-mbev7iym] h3[data-astro-cid-mbev7iym]{margin:0 0 7px;color:var(--ink);font-size:1.14rem}.duct-step-grid[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]{margin:0;color:var(--muted);line-height:1.55}.duct-warning[data-astro-cid-mbev7iym]{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:18px}.duct-warning[data-astro-cid-mbev7iym] span[data-astro-cid-mbev7iym]{color:var(--muted);line-height:1.55}.duct-check-grid[data-astro-cid-mbev7iym]{grid-template-columns:repeat(3,minmax(0,1fr))}.duct-check-grid[data-astro-cid-mbev7iym] article[data-astro-cid-mbev7iym]{background:var(--blue-soft)}.duct-safety-note[data-astro-cid-mbev7iym]{border-color:var(--ink);background:var(--night);color:var(--white)}.duct-safety-note[data-astro-cid-mbev7iym] span[data-astro-cid-mbev7iym],.duct-safety-note[data-astro-cid-mbev7iym] strong[data-astro-cid-mbev7iym]{color:var(--white)}.duct-quote-layout[data-astro-cid-mbev7iym]{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.8fr);gap:28px;align-items:start}.question-list[data-astro-cid-mbev7iym]{display:grid;gap:12px;margin:0;padding-left:22px;color:var(--ink)}.question-list[data-astro-cid-mbev7iym] li[data-astro-cid-mbev7iym]::marker{color:var(--heat)}.quote-note[data-astro-cid-mbev7iym]{padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--blue-soft)}.quote-note[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]{margin:0;color:var(--muted);line-height:1.6}.quote-note[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]+p[data-astro-cid-mbev7iym]{margin-top:14px}.quote-note[data-astro-cid-mbev7iym] a[data-astro-cid-mbev7iym]{color:var(--ink);font-weight:800;text-decoration:underline;text-underline-offset:3px}.duct-next-step[data-astro-cid-mbev7iym]{padding-top:10px}.duct-decision-grid[data-astro-cid-mbev7iym]{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:22px}.duct-decision-grid[data-astro-cid-mbev7iym] article[data-astro-cid-mbev7iym]{background:var(--orange-soft)}.duct-decision-grid[data-astro-cid-mbev7iym] article[data-astro-cid-mbev7iym]+article[data-astro-cid-mbev7iym]{background:var(--blue-soft)}.local-context-card[data-astro-cid-mbev7iym]{border:1px solid var(--heat)}.local-context-card[data-astro-cid-mbev7iym] .card-label[data-astro-cid-mbev7iym]{margin-bottom:10px}.local-context-card[data-astro-cid-mbev7iym] p[data-astro-cid-mbev7iym]+p[data-astro-cid-mbev7iym]{margin-top:12px}@media (max-width: 980px){.duct-card-grid[data-astro-cid-mbev7iym],.duct-check-grid[data-astro-cid-mbev7iym]{grid-template-columns:repeat(2,minmax(0,1fr))}.duct-quote-layout[data-astro-cid-mbev7iym],.duct-warning[data-astro-cid-mbev7iym]{grid-template-columns:1fr}}@media (max-width: 640px){.duct-card-grid[data-astro-cid-mbev7iym],.duct-compare-grid[data-astro-cid-mbev7iym],.duct-check-grid[data-astro-cid-mbev7iym],.duct-step-grid[data-astro-cid-mbev7iym],.duct-decision-grid[data-astro-cid-mbev7iym]{grid-template-columns:1fr}.duct-card[data-astro-cid-mbev7iym],.duct-compare-card[data-astro-cid-mbev7iym],.duct-check-grid[data-astro-cid-mbev7iym] article[data-astro-cid-mbev7iym],.duct-decision-grid[data-astro-cid-mbev7iym] article[data-astro-cid-mbev7iym]{padding:20px}}