.ductwork-page[data-astro-cid-bd5nift6]{background:var(--paper)}.ductwork-hero[data-astro-cid-bd5nift6]{background:linear-gradient(120deg,#14243ffa,#14243fc7),url(/images/Background_Images/hvac_tools_flat_lay_background.jpg) center / cover}.ductwork-hero[data-astro-cid-bd5nift6] h1[data-astro-cid-bd5nift6]{max-width:760px}.ductwork-hero[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6]{max-width:740px}.ductwork-intro[data-astro-cid-bd5nift6],.ductwork-diagnosis[data-astro-cid-bd5nift6],.ductwork-next-step[data-astro-cid-bd5nift6]{padding:clamp(64px,9vw,108px) 0}.ductwork-intro[data-astro-cid-bd5nift6]{background:var(--white)}.ductwork-intro-grid[data-astro-cid-bd5nift6],.ductwork-section-intro[data-astro-cid-bd5nift6],.ductwork-next-grid[data-astro-cid-bd5nift6]{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(28px,7vw,96px);align-items:start}.ductwork-intro[data-astro-cid-bd5nift6] h2[data-astro-cid-bd5nift6],.ductwork-section-intro[data-astro-cid-bd5nift6] h2[data-astro-cid-bd5nift6],.ductwork-next-step[data-astro-cid-bd5nift6] h2[data-astro-cid-bd5nift6]{margin:0;color:var(--ink);font-size:clamp(2rem,4.5vw,4.2rem);line-height:1.02;text-transform:none}.ductwork-intro[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6],.ductwork-section-intro[data-astro-cid-bd5nift6]>p[data-astro-cid-bd5nift6],.ductwork-next-step[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6]{margin:0;color:var(--muted);font-size:1.06rem;line-height:1.72}.longform-card-band[data-astro-cid-bd5nift6]{padding:clamp(64px,9vw,108px) 0;background:var(--blue-soft)}.longform-section-head[data-astro-cid-bd5nift6]{max-width:920px;margin-bottom:32px}.longform-section-head[data-astro-cid-bd5nift6] h2[data-astro-cid-bd5nift6]{margin:8px 0 12px;color:var(--ink);font-size:clamp(2.1rem,5vw,4.8rem);line-height:1;text-transform:none}.longform-section-head[data-astro-cid-bd5nift6]>p[data-astro-cid-bd5nift6]{max-width:760px;margin:0;color:var(--muted);font-size:1.05rem;line-height:1.65}.longform-section-head-light[data-astro-cid-bd5nift6] h2[data-astro-cid-bd5nift6]{color:var(--white)}.longform-section-head-light[data-astro-cid-bd5nift6]>p[data-astro-cid-bd5nift6]{color:#ffffffc7}.ductwork-symptom-grid[data-astro-cid-bd5nift6],.ductwork-option-grid[data-astro-cid-bd5nift6],.ductwork-problem-grid[data-astro-cid-bd5nift6],.ductwork-step-grid[data-astro-cid-bd5nift6]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.ductwork-card[data-astro-cid-bd5nift6],.ductwork-option[data-astro-cid-bd5nift6],.ductwork-step[data-astro-cid-bd5nift6]{min-width:0;min-height:260px;padding:25px;border:1px solid var(--line);border-radius:10px;background:var(--white);box-shadow:0 12px 32px #14243f0f}.ductwork-label[data-astro-cid-bd5nift6],.ductwork-option-number[data-astro-cid-bd5nift6],.ductwork-step[data-astro-cid-bd5nift6]>span[data-astro-cid-bd5nift6]{display:block;margin-bottom:22px;color:var(--heat);font-size:.76rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.ductwork-card[data-astro-cid-bd5nift6] h3[data-astro-cid-bd5nift6],.ductwork-option[data-astro-cid-bd5nift6] h3[data-astro-cid-bd5nift6],.ductwork-step[data-astro-cid-bd5nift6] h3[data-astro-cid-bd5nift6],.ductwork-problem-grid[data-astro-cid-bd5nift6] h3[data-astro-cid-bd5nift6]{margin:0 0 11px;color:var(--ink);font-size:1.32rem;line-height:1.08}.ductwork-card[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6],.ductwork-option[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6],.ductwork-step[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6],.ductwork-problem-grid[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6]{margin:0;color:var(--muted);line-height:1.62}.ductwork-note[data-astro-cid-bd5nift6]{display:grid;grid-template-columns:auto 1fr;gap:18px;margin-top:20px;padding:22px 24px;border:1px solid var(--heat);background:var(--white);box-shadow:var(--shadow)}.ductwork-note[data-astro-cid-bd5nift6] strong[data-astro-cid-bd5nift6]{color:var(--ink)}.ductwork-note[data-astro-cid-bd5nift6] span[data-astro-cid-bd5nift6]{color:var(--muted)}.ductwork-dark-band[data-astro-cid-bd5nift6]{padding:clamp(64px,9vw,108px) 0;background:var(--night)}.ductwork-problem-grid[data-astro-cid-bd5nift6]{grid-template-columns:repeat(3,minmax(0,1fr))}.ductwork-problem-grid[data-astro-cid-bd5nift6] article[data-astro-cid-bd5nift6]{min-width:0;min-height:250px;padding:27px;border:1px solid rgba(255,255,255,.14);border-radius:10px;background:#ffffff0f}.ductwork-problem-grid[data-astro-cid-bd5nift6] article[data-astro-cid-bd5nift6]>span[data-astro-cid-bd5nift6]{display:block;margin-bottom:20px;color:var(--heat-soft);font-size:.76rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.ductwork-problem-grid[data-astro-cid-bd5nift6] h3[data-astro-cid-bd5nift6]{color:var(--white)}.ductwork-problem-grid[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6]{color:#ffffffc2}.ductwork-diagnosis[data-astro-cid-bd5nift6]{background:var(--white)}.ductwork-section-intro[data-astro-cid-bd5nift6]{margin-bottom:34px}.ductwork-step-grid[data-astro-cid-bd5nift6]{grid-template-columns:repeat(4,minmax(0,1fr))}.ductwork-step[data-astro-cid-bd5nift6]{min-height:270px;background:var(--blue-soft);box-shadow:none}.ductwork-step[data-astro-cid-bd5nift6]>span[data-astro-cid-bd5nift6]{font-size:1.5rem;letter-spacing:.04em}.ductwork-option-grid[data-astro-cid-bd5nift6]{grid-template-columns:repeat(3,minmax(0,1fr))}.ductwork-option[data-astro-cid-bd5nift6]{min-height:235px}.ductwork-ask[data-astro-cid-bd5nift6]{max-width:850px;margin:24px 0 0;color:var(--ink);font-weight:800;line-height:1.6}.ductwork-safety[data-astro-cid-bd5nift6]{padding:clamp(54px,8vw,92px) 0;background:var(--orange-soft)}.ductwork-safety-grid[data-astro-cid-bd5nift6]{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.8fr);gap:clamp(28px,7vw,96px);align-items:start}.ductwork-safety[data-astro-cid-bd5nift6] h2[data-astro-cid-bd5nift6]{max-width:680px;margin:8px 0 14px;color:var(--ink);font-size:clamp(2rem,4.5vw,4.1rem);line-height:1.02;text-transform:none}.ductwork-safety[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6]{color:var(--muted);line-height:1.68}.ductwork-safety[data-astro-cid-bd5nift6] aside[data-astro-cid-bd5nift6]{padding:26px;border:1px solid rgba(246,75,27,.32);border-radius:10px;background:var(--white);box-shadow:var(--shadow)}.ductwork-safety[data-astro-cid-bd5nift6] aside[data-astro-cid-bd5nift6] strong[data-astro-cid-bd5nift6]{color:var(--ink)}.ductwork-safety[data-astro-cid-bd5nift6] aside[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6]{margin-bottom:0}.longform-faq-band[data-astro-cid-bd5nift6]{padding:clamp(64px,9vw,108px) 0;background:var(--night)}.longform-faq-grid[data-astro-cid-bd5nift6]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.longform-faq-grid[data-astro-cid-bd5nift6] article[data-astro-cid-bd5nift6]{min-width:0;padding:25px;border:1px solid rgba(255,255,255,.14);border-radius:10px;background:#ffffff0f}.longform-faq-grid[data-astro-cid-bd5nift6] h3[data-astro-cid-bd5nift6]{margin:0 0 10px;color:var(--white);font-size:1.24rem;line-height:1.12}.longform-faq-grid[data-astro-cid-bd5nift6] p[data-astro-cid-bd5nift6]{margin:0;color:#ffffffc7;line-height:1.62}.ductwork-next-step[data-astro-cid-bd5nift6]{background:var(--white)}.ductwork-next-step[data-astro-cid-bd5nift6] .longform-side-card[data-astro-cid-bd5nift6]{height:100%}.ductwork-next-step[data-astro-cid-bd5nift6] .longform-side-card[data-astro-cid-bd5nift6] h3[data-astro-cid-bd5nift6]{margin-top:0;color:var(--ink)}@media (max-width: 980px){.ductwork-symptom-grid[data-astro-cid-bd5nift6],.ductwork-step-grid[data-astro-cid-bd5nift6]{grid-template-columns:repeat(2,minmax(0,1fr))}.ductwork-problem-grid[data-astro-cid-bd5nift6],.ductwork-option-grid[data-astro-cid-bd5nift6]{grid-template-columns:1fr}.ductwork-problem-grid[data-astro-cid-bd5nift6] article[data-astro-cid-bd5nift6],.ductwork-option[data-astro-cid-bd5nift6]{min-height:auto}.ductwork-safety-grid[data-astro-cid-bd5nift6]{grid-template-columns:1fr}}@media (max-width: 640px){.ductwork-intro-grid[data-astro-cid-bd5nift6],.ductwork-section-intro[data-astro-cid-bd5nift6],.ductwork-next-grid[data-astro-cid-bd5nift6]{display:block}.ductwork-intro-grid[data-astro-cid-bd5nift6]>p[data-astro-cid-bd5nift6],.ductwork-section-intro[data-astro-cid-bd5nift6]>p[data-astro-cid-bd5nift6],.ductwork-next-grid[data-astro-cid-bd5nift6]>.longform-side-card[data-astro-cid-bd5nift6]{margin-top:22px}.ductwork-symptom-grid[data-astro-cid-bd5nift6],.ductwork-step-grid[data-astro-cid-bd5nift6],.longform-faq-grid[data-astro-cid-bd5nift6]{grid-template-columns:1fr}.ductwork-card[data-astro-cid-bd5nift6],.ductwork-step[data-astro-cid-bd5nift6]{min-height:auto}.ductwork-note[data-astro-cid-bd5nift6]{grid-template-columns:1fr;gap:8px}}