/* Start custom CSS for html, class: .elementor-element-4af7883 */.em-boiler-cycle{--a:#c6532a;--a2:#8d3718;--text:#192332;--muted:#687487;--line:#e1e5e9;--soft:#faf6f3;--green:#17745a;max-width:1120px;margin:auto;color:var(--text);font:17px/1.72 "Onest",system-ui,-apple-system,"Segoe UI",sans-serif}.em-boiler-cycle *{box-sizing:border-box}.em-boiler-cycle p{margin:0 0 1.1em}.em-boiler-cycle h2{font-size:clamp(28px,3vw,39px);line-height:1.16;letter-spacing:-.028em;margin:2em 0 .65em}.em-boiler-cycle h3{font-size:21px;line-height:1.3;margin:1.2em 0 .45em}.em-boiler-cycle a{color:#2d5fbd}.em-boiler-cycle__hero{padding:clamp(26px,5vw,56px);border:1px solid var(--line);border-radius:28px;background:radial-gradient(circle at 95% 4%,rgba(198,83,42,.17),transparent 34%),linear-gradient(135deg,#fff6f0,#fff 62%,#f7f9fa)}.em-boiler-cycle__eyebrow{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--a2);margin-bottom:14px}.em-boiler-cycle__hero h1{font-size:clamp(35px,5vw,58px);line-height:1.04;letter-spacing:-.045em;margin:0 0 21px;max-width:1040px}.em-boiler-cycle__lead{font-size:clamp(18px,2vw,21px);color:#3e4a5e}.em-boiler-cycle__chips{display:flex;flex-wrap:wrap;gap:8px;margin:23px 0}.em-boiler-cycle__chips span{padding:7px 11px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:14px;font-weight:700}.em-boiler-cycle__summary{padding:18px 20px;border-left:4px solid var(--a);background:rgba(255,255,255,.84);border-radius:0 14px 14px 0}.em-boiler-cycle__toc{margin:26px 0;padding:23px 27px;background:var(--soft);border:1px solid var(--line);border-radius:18px}.em-boiler-cycle__toc ol{columns:2;padding-left:22px}.em-boiler-cycle__toc li{break-inside:avoid;margin:6px 0}.em-boiler-cycle__diagram,.em-boiler-cycle__trv{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:10px;align-items:center;margin:24px 0}.em-boiler-cycle__diagram div,.em-boiler-cycle__trv div{padding:18px 12px;text-align:center;border:1px solid var(--line);border-radius:15px}.em-boiler-cycle__diagram strong,.em-boiler-cycle__diagram small,.em-boiler-cycle__trv b,.em-boiler-cycle__trv small{display:block}.em-boiler-cycle__diagram small,.em-boiler-cycle__trv small{color:var(--muted);margin-top:4px}.em-boiler-cycle__warning,.em-boiler-cycle__note,.em-boiler-cycle__tip,.em-boiler-cycle__danger{padding:18px 20px;border-radius:14px;margin:20px 0}.em-boiler-cycle__warning{background:#fff2e9;border:1px solid #efcfbb}.em-boiler-cycle__note{background:#f2f5f8;border:1px solid #d9e1e8}.em-boiler-cycle__tip{background:#edf8f3;border:1px solid #cce7da}.em-boiler-cycle__danger{background:#fff0f0;border:1px solid #efc4c4}.em-boiler-cycle__compare{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}.em-boiler-cycle__compare>div{padding:20px;border-radius:16px;border:1px solid var(--line)}.em-boiler-cycle__compare span,.em-boiler-cycle__compare strong{display:block}.em-boiler-cycle__compare span{font-size:13px;color:var(--muted)}.em-boiler-cycle__compare strong{font-size:22px;margin:3px 0}.em-boiler-cycle__compare p{margin:0}.em-boiler-cycle__compare .is-ok{background:#f1f8f5}.em-boiler-cycle__compare .is-bad{background:#fff4ee}.em-boiler-cycle__formula{font-size:clamp(20px,2.4vw,28px);font-weight:800;text-align:center;padding:24px;border:1px solid var(--line);border-radius:16px;background:#f8fafb;margin:22px 0}.em-boiler-cycle table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:15px;overflow:hidden;margin:22px 0}.em-boiler-cycle th,.em-boiler-cycle td{padding:13px 15px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}.em-boiler-cycle th{background:#f5f1ee}.em-boiler-cycle tr:last-child td{border-bottom:0}.em-boiler-cycle__load{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0}.em-boiler-cycle__load>div{padding:20px;border:1px solid var(--line);border-radius:15px;text-align:center}.em-boiler-cycle__load strong,.em-boiler-cycle__load span{display:block}.em-boiler-cycle__load strong{font-size:21px}.em-boiler-cycle__load span{color:var(--muted);margin-top:3px}.em-boiler-cycle__balance,.em-boiler-cycle__buffer{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center;margin:24px 0}.em-boiler-cycle__balance div,.em-boiler-cycle__buffer div{padding:20px;text-align:center;border:1px solid var(--line);border-radius:15px}.em-boiler-cycle__balance p,.em-boiler-cycle__buffer p{margin:4px 0 0}.em-boiler-cycle__related{padding:16px 18px;border-left:3px solid var(--a);background:var(--soft);border-radius:0 12px 12px 0}.em-boiler-cycle__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0}.em-boiler-cycle__grid>div{padding:18px;border:1px solid var(--line);border-radius:15px}.em-boiler-cycle__grid h3{margin:0 0 5px}.em-boiler-cycle__grid p{margin:0;color:#4b576a}.em-boiler-cycle__check li{margin:7px 0}.em-boiler-cycle__check li::marker{color:var(--green)}.em-boiler-cycle__two{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}.em-boiler-cycle__two>div{padding:20px;border:1px solid var(--line);border-radius:15px}.em-boiler-cycle__two h3{margin:0 0 5px}.em-boiler-cycle__control{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}.em-boiler-cycle__control>div{padding:22px;border:1px solid var(--line);border-radius:15px;text-align:center}.em-boiler-cycle__control span,.em-boiler-cycle__control strong{display:block}.em-boiler-cycle__control span{font-size:13px;color:var(--muted)}.em-boiler-cycle__control strong{font-size:24px;color:var(--a2)}.em-boiler-cycle__control p{margin:5px 0 0}.em-boiler-cycle__weather{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;margin:24px 0}.em-boiler-cycle__weather div{padding:18px;text-align:center;border:1px solid var(--line);border-radius:15px}.em-boiler-cycle__weather strong,.em-boiler-cycle__weather small{display:block}.em-boiler-cycle__weather small{color:var(--muted)}.em-boiler-cycle__weather .second{grid-column:1/-1;text-align:center}.em-boiler-cycle__steps{list-style:none;padding:0}.em-boiler-cycle__steps li{display:grid;grid-template-columns:44px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}.em-boiler-cycle__steps span{display:flex;width:38px;height:38px;align-items:center;justify-content:center;border-radius:11px;background:var(--a);color:#fff;font-weight:800}.em-boiler-cycle__steps h3{margin:0 0 4px}.em-boiler-cycle__steps p{margin:0}.em-boiler-cycle__service{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0}.em-boiler-cycle__service>div{padding:18px;border:1px solid var(--line);border-radius:15px}.em-boiler-cycle__service strong{font-size:18px}.em-boiler-cycle__service p{margin:4px 0 0}.em-boiler-cycle__norms{padding:clamp(22px,4vw,35px);background:#f6f8fa;border-radius:20px;margin-top:35px}.em-boiler-cycle__norms h2{margin-top:0}.em-boiler-cycle__mistakes{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}.em-boiler-cycle__mistakes>div{padding:18px;border:1px solid var(--line);border-radius:15px}.em-boiler-cycle__mistakes h3{margin:0 0 5px}.em-boiler-cycle__mistakes p{margin:0;color:#4b576a}.em-boiler-cycle__faq details{border:1px solid var(--line);border-radius:13px;margin:9px 0;padding:0 17px}.em-boiler-cycle__faq summary{cursor:pointer;font-weight:750;padding:16px 0}.em-boiler-cycle__faq details p{padding-bottom:16px;margin:0}.em-boiler-cycle__final{margin-top:40px;padding:clamp(24px,4vw,38px);background:#192332;color:#fff;border-radius:21px}.em-boiler-cycle__final h2{color:#fff;margin-top:0}.em-boiler-cycle__final p:last-child{margin-bottom:0}@media(max-width:850px){.em-boiler-cycle__toc ol{columns:1}.em-boiler-cycle__grid,.em-boiler-cycle__service,.em-boiler-cycle__load{grid-template-columns:1fr}.em-boiler-cycle__diagram,.em-boiler-cycle__trv{grid-template-columns:1fr}.em-boiler-cycle__diagram i,.em-boiler-cycle__trv i{text-align:center;transform:rotate(90deg)}}@media(max-width:600px){.em-boiler-cycle{font-size:16px}.em-boiler-cycle__hero{padding:24px 19px}.em-boiler-cycle__hero h1{font-size:34px}.em-boiler-cycle__compare,.em-boiler-cycle__two,.em-boiler-cycle__control,.em-boiler-cycle__balance,.em-boiler-cycle__buffer,.em-boiler-cycle__mistakes,.em-boiler-cycle__weather{grid-template-columns:1fr}.em-boiler-cycle table{font-size:14px}}/* End custom CSS */