.furnace-integration[data-astro-cid-qv3plpho]{background:var(--paper);color:var(--ink)}.furnace-hero[data-astro-cid-qv3plpho]{padding:clamp(68px,9vw,122px) 0 78px;background:linear-gradient(115deg,#14243ffa,#14243fd1);color:var(--white)}.furnace-hero[data-astro-cid-qv3plpho] h1[data-astro-cid-qv3plpho]{max-width:760px;color:var(--white)!important}.furnace-hero[data-astro-cid-qv3plpho] p[data-astro-cid-qv3plpho]{max-width:720px;color:#ffffffd6;font-size:clamp(1.05rem,1.7vw,1.22rem);line-height:1.65}.furnace-hero[data-astro-cid-qv3plpho] .longform-kicker[data-astro-cid-qv3plpho]{color:var(--heat-soft)}.furnace-hero[data-astro-cid-qv3plpho] .longform-answer-card[data-astro-cid-qv3plpho] h2[data-astro-cid-qv3plpho]{margin:12px 0 10px;color:var(--ink);font-size:clamp(1.65rem,3vw,2.5rem);line-height:1.04;text-transform:none}.furnace-hero[data-astro-cid-qv3plpho] .longform-answer-card[data-astro-cid-qv3plpho] p[data-astro-cid-qv3plpho]{color:var(--muted);font-size:1rem}.furnace-symptom-band[data-astro-cid-qv3plpho],.furnace-decision-section[data-astro-cid-qv3plpho]{padding:clamp(64px,9vw,106px) 0;background:var(--blue-soft)}.furnace-section-head[data-astro-cid-qv3plpho]{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.62fr);gap:clamp(28px,6vw,78px);align-items:end;margin-bottom:32px}.furnace-section-head[data-astro-cid-qv3plpho] h2[data-astro-cid-qv3plpho],.furnace-main-copy[data-astro-cid-qv3plpho] h2[data-astro-cid-qv3plpho],.furnace-decision-grid[data-astro-cid-qv3plpho] h2[data-astro-cid-qv3plpho],.furnace-next-grid[data-astro-cid-qv3plpho] h2[data-astro-cid-qv3plpho]{margin:0;color:var(--ink);font-size:clamp(2.1rem,4.5vw,4.35rem);line-height:.99;text-transform:none}.furnace-section-head[data-astro-cid-qv3plpho]>p[data-astro-cid-qv3plpho],.furnace-next-grid[data-astro-cid-qv3plpho]>div[data-astro-cid-qv3plpho]>p[data-astro-cid-qv3plpho],.furnace-decision-grid[data-astro-cid-qv3plpho]>div[data-astro-cid-qv3plpho]>p[data-astro-cid-qv3plpho]{margin:0;color:var(--muted);font-size:1.05rem;line-height:1.65}.furnace-symptom-grid[data-astro-cid-qv3plpho]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.furnace-symptom-card[data-astro-cid-qv3plpho]{min-width:0;min-height:245px;padding:24px;border:1px solid var(--line);border-radius:14px;background:var(--white);box-shadow:0 12px 32px #14243f0f}.furnace-symptom-card[data-astro-cid-qv3plpho]>span[data-astro-cid-qv3plpho],.furnace-side-card[data-astro-cid-qv3plpho]>span[data-astro-cid-qv3plpho],.furnace-decision-cards[data-astro-cid-qv3plpho]>article[data-astro-cid-qv3plpho]>span[data-astro-cid-qv3plpho]{color:var(--heat);font-size:.74rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.furnace-symptom-card[data-astro-cid-qv3plpho] h3[data-astro-cid-qv3plpho],.furnace-process-grid[data-astro-cid-qv3plpho] h3[data-astro-cid-qv3plpho],.furnace-decision-cards[data-astro-cid-qv3plpho] h3[data-astro-cid-qv3plpho]{margin:14px 0 10px;color:var(--ink);font-size:1.35rem;line-height:1.08;text-transform:none}.furnace-symptom-card[data-astro-cid-qv3plpho] p[data-astro-cid-qv3plpho],.furnace-process-grid[data-astro-cid-qv3plpho] p[data-astro-cid-qv3plpho],.furnace-decision-cards[data-astro-cid-qv3plpho] p[data-astro-cid-qv3plpho]{margin:0;color:var(--muted);line-height:1.6}.furnace-observation-section[data-astro-cid-qv3plpho],.furnace-next-section[data-astro-cid-qv3plpho]{padding:clamp(64px,9vw,106px) 0;background:var(--paper)}.furnace-content-grid[data-astro-cid-qv3plpho],.furnace-decision-grid[data-astro-cid-qv3plpho],.furnace-next-grid[data-astro-cid-qv3plpho]{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.72fr);gap:clamp(30px,7vw,100px);align-items:start}.furnace-main-copy[data-astro-cid-qv3plpho]>.longform-kicker[data-astro-cid-qv3plpho],.furnace-decision-grid[data-astro-cid-qv3plpho] .longform-kicker[data-astro-cid-qv3plpho],.furnace-next-grid[data-astro-cid-qv3plpho] .longform-kicker[data-astro-cid-qv3plpho]{color:var(--heat)}.furnace-main-copy[data-astro-cid-qv3plpho]>p[data-astro-cid-qv3plpho]{max-width:760px;color:var(--muted);line-height:1.68}.furnace-observation-list[data-astro-cid-qv3plpho]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 28px;margin:28px 0;padding:0;list-style:none}.furnace-observation-list[data-astro-cid-qv3plpho] li[data-astro-cid-qv3plpho]{position:relative;padding-left:22px;color:var(--ink);line-height:1.45}.furnace-observation-list[data-astro-cid-qv3plpho] li[data-astro-cid-qv3plpho]:before{position:absolute;top:.55em;left:0;width:8px;height:8px;border-radius:50%;background:var(--heat);content:""}.furnace-side-stack[data-astro-cid-qv3plpho]{display:grid;gap:14px}.furnace-side-card[data-astro-cid-qv3plpho]{padding:26px;border:1px solid var(--line);border-radius:14px;background:var(--white);box-shadow:var(--shadow)}.furnace-side-card[data-astro-cid-qv3plpho] h2[data-astro-cid-qv3plpho]{margin:12px 0 10px;color:var(--ink);font-size:1.6rem;line-height:1.05;text-transform:none}.furnace-side-card[data-astro-cid-qv3plpho] p[data-astro-cid-qv3plpho]{margin:0;color:var(--muted);line-height:1.6}.furnace-safety-card[data-astro-cid-qv3plpho]{border-color:#c8461a59;background:var(--orange-soft)}.furnace-safety-card[data-astro-cid-qv3plpho]>span[data-astro-cid-qv3plpho]{color:var(--heat)}.furnace-process-section[data-astro-cid-qv3plpho]{padding:clamp(64px,9vw,106px) 0;background:var(--night);color:var(--white)}.furnace-section-head-light[data-astro-cid-qv3plpho] h2[data-astro-cid-qv3plpho]{color:var(--white)}.furnace-section-head-light[data-astro-cid-qv3plpho]>p[data-astro-cid-qv3plpho]{color:#ffffffc2}.furnace-section-head-light[data-astro-cid-qv3plpho] .longform-kicker[data-astro-cid-qv3plpho]{color:var(--heat-soft)}.furnace-process-grid[data-astro-cid-qv3plpho]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.furnace-process-grid[data-astro-cid-qv3plpho] article[data-astro-cid-qv3plpho]{min-width:0;min-height:245px;padding:24px;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:#ffffff0f}.furnace-process-grid[data-astro-cid-qv3plpho] article[data-astro-cid-qv3plpho]>span[data-astro-cid-qv3plpho]{color:var(--heat-soft);font-size:1.5rem;font-weight:900;letter-spacing:.04em}.furnace-process-grid[data-astro-cid-qv3plpho] h3[data-astro-cid-qv3plpho]{color:var(--white)}.furnace-process-grid[data-astro-cid-qv3plpho] p[data-astro-cid-qv3plpho]{color:#ffffffc2}.furnace-decision-grid[data-astro-cid-qv3plpho]{align-items:center}.furnace-decision-grid[data-astro-cid-qv3plpho]>div[data-astro-cid-qv3plpho]>p[data-astro-cid-qv3plpho]{max-width:720px;margin-top:18px}.furnace-decision-cards[data-astro-cid-qv3plpho]{display:grid;gap:14px}.furnace-decision-cards[data-astro-cid-qv3plpho] article[data-astro-cid-qv3plpho]{padding:24px 24px 22px 28px;border:1px solid var(--line);border:1px solid var(--heat);border-radius:14px;background:var(--white);box-shadow:0 10px 24px #14243f0f}.furnace-decision-cards[data-astro-cid-qv3plpho] h3[data-astro-cid-qv3plpho]{margin-top:10px}.furnace-next-section[data-astro-cid-qv3plpho]{background:#fff}.furnace-next-grid[data-astro-cid-qv3plpho]{align-items:center}.furnace-next-grid[data-astro-cid-qv3plpho]>div[data-astro-cid-qv3plpho]>p[data-astro-cid-qv3plpho]{max-width:760px;margin-top:20px}.furnace-next-card[data-astro-cid-qv3plpho]{padding:28px;border-radius:14px;background:var(--ink);color:var(--white);box-shadow:var(--shadow)}.furnace-next-card[data-astro-cid-qv3plpho] strong[data-astro-cid-qv3plpho]{color:var(--heat-soft);font-size:1.1rem}.furnace-next-card[data-astro-cid-qv3plpho] ul[data-astro-cid-qv3plpho]{display:grid;gap:10px;margin:18px 0 0;padding-left:20px;color:#ffffffd1;line-height:1.45}.furnace-next-card[data-astro-cid-qv3plpho] li[data-astro-cid-qv3plpho]::marker{color:var(--heat-soft)}@media (max-width: 980px){.furnace-section-head[data-astro-cid-qv3plpho],.furnace-content-grid[data-astro-cid-qv3plpho],.furnace-decision-grid[data-astro-cid-qv3plpho],.furnace-next-grid[data-astro-cid-qv3plpho]{grid-template-columns:1fr}.furnace-symptom-grid[data-astro-cid-qv3plpho],.furnace-process-grid[data-astro-cid-qv3plpho]{grid-template-columns:repeat(2,minmax(0,1fr))}.furnace-section-head[data-astro-cid-qv3plpho]{align-items:start}}@media (max-width: 640px){.furnace-hero[data-astro-cid-qv3plpho]{padding-top:82px}.furnace-symptom-grid[data-astro-cid-qv3plpho],.furnace-process-grid[data-astro-cid-qv3plpho],.furnace-observation-list[data-astro-cid-qv3plpho]{grid-template-columns:1fr}.furnace-symptom-card[data-astro-cid-qv3plpho],.furnace-process-grid[data-astro-cid-qv3plpho] article[data-astro-cid-qv3plpho]{min-height:auto}.furnace-hero[data-astro-cid-qv3plpho] .longform-actions[data-astro-cid-qv3plpho] a[data-astro-cid-qv3plpho]{width:100%}}