.bmhlc{--navy:#0b1f33;--navy2:#0b2947;--ink:#10253d;--blue:#2368d8;--teal:#15a3a3;--pale:#e8f1fc;--canvas:#f4f7fa;--line:#d8e1ea;--muted:#65758a;box-sizing:border-box;width:100%;max-width:1500px;margin:auto;padding:22px;background:var(--canvas);color:var(--ink);font-family:Inter,Arial,sans-serif;font-size:14px;line-height:1.4}.bmhlc *{box-sizing:border-box}.bmhlc button,.bmhlc input,.bmhlc select{font:inherit}.bmhlc-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:4px 0 20px}.bmhlc-intro p,.bmhlc-method>p{margin:0 0 6px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.bmhlc-intro h1{margin:0;color:var(--navy);font-size:46px;line-height:1.05;letter-spacing:-.04em}.bmhlc-intro span{display:block;margin-top:8px;color:var(--muted);font-size:15px}.bmhlc-intro>b{padding:10px 13px;background:#fff;border:1px solid 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i{display:block;height:100%;background:#2e7aec}.bmhlc-solar>b i{background:#19a5a5}.bmhlc-people>b i{background:#8e65da}.bmhlc-lighting>b i{background:#f47721}.bmhlc-equipment>b i{background:#b558ba}.bmhlc-ventilation>b i{background:#f3b61f}.bmhlc-infiltration>b i{background:#9fb4c9}.bmhlc-other>b i{background:#d35555}.bmhlc-bar>strong{text-align:right}.bmhlc-bar>em{color:#9db2ca;font-size:8px;font-style:normal;text-align:right}.bmhlc-air{display:flex;flex-direction:column;gap:4px;margin-top:14px;padding:11px 12px;border:1px solid rgba(255,255,255,.15);border-radius:6px}.bmhlc-air span{color:#91a9c4;font-size:9px}.bmhlc-air strong{font-size:12px}.bmhlc-warnings{margin-top:12px;padding:10px 12px;border:1px solid rgba(240,150,85,.45);border-radius:6px;background:rgba(147,69,29,.2);color:#f1c9a9;font-size:9px}.bmhlc-warnings strong{color:#ffc191}.bmhlc-warnings p{margin:4px 0}.bmhlc-disclaimer{display:flex;gap:10px;margin-top:12px;padding:11px;border:1px solid rgba(255,255,255,.2);border-radius:6px}.bmhlc-disclaimer>b{display:grid;flex:0 0 19px;width:19px;height:19px;place-items:center;background:var(--blue);border-radius:50%;font-family:serif}.bmhlc-disclaimer p{margin:0;color:#b9c9da;font-size:9px}.bmhlc-disclaimer strong{display:block;color:#fff}.bmhlc-meta{display:grid;grid-template-columns:1.5fr 1fr;gap:10px;margin-top:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,.18)}.bmhlc-meta span{color:#839bb6;font-size:8px}.bmhlc-meta strong{display:block;margin-top:3px;color:#d7e3ee;font-size:9px}.bmhlc-method{margin-top:60px}.bmhlc-method h2{margin:0;color:var(--navy);font-size:34px;letter-spacing:-.035em}.bmhlc-method>div{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin-top:22px}.bmhlc-method article{padding:21px;background:#fff;border:1px solid var(--line);border-radius:9px}.bmhlc-method article>b{display:grid;width:31px;height:31px;place-items:center;background:var(--pale);border-radius:6px;color:var(--blue);font-size:10px}.bmhlc-method article h3{margin:16px 0 7px;color:var(--navy);font-size:15px}.bmhlc-method article span{color:var(--muted);font-size:11px;line-height:1.6}.bmhlc-limit{display:grid;grid-template-columns:.6fr 1.4fr;gap:30px;margin-top:50px;padding:28px 0;border-top:1px solid var(--line)}.bmhlc-limit strong{color:var(--navy);font-size:22px}.bmhlc-limit p{margin:0;color:var(--muted);font-size:12px;line-height:1.7}
@media(max-width:1100px){.bmhlc-workspace{grid-template-columns:1fr}.bmhlc-results{position:relative;top:auto}.bmhlc-grid-6{grid-template-columns:repeat(3,1fr)}.bmhlc-roof{grid-template-columns:repeat(3,1fr)}.bmhlc-check{grid-column:1/-1}}
@media(max-width:720px){.bmhlc{padding:12px}.bmhlc-intro{align-items:flex-start;flex-direction:column}.bmhlc-intro h1{font-size:36px}.bmhlc-intro>b{display:none}.bmhlc summary{padding:10px 14px;font-size:15px}.bmhlc-section{padding:14px}.bmhlc-grid-2,.bmhlc-grid-3,.bmhlc-grid-4,.bmhlc-grid-5,.bmhlc-grid-6{grid-template-columns:repeat(2,minmax(0,1fr))}.bmhlc-span-2{grid-column:1/-1}.bmhlc-conditions{grid-template-columns:1fr}.bmhlc-conditions>div+div{padding:15px 0 0;border:0;border-top:1px solid var(--line)}.bmhlc-exposure-head,.bmhlc-exposure-row{grid-template-columns:.7fr 1fr 1fr}.bmhlc-exposure-head span:last-child,.bmhlc-exposure-row>span:last-child{display:none}.bmhlc-roof{grid-template-columns:repeat(2,1fr)}.bmhlc-method>div{grid-template-columns:1fr}.bmhlc-limit{grid-template-columns:1fr}.bmhlc-results{padding:17px}}
@media(max-width:430px){.bmhlc-grid-2,.bmhlc-grid-3,.bmhlc-grid-4,.bmhlc-grid-5,.bmhlc-grid-6,.bmhlc-roof{grid-template-columns:1fr}.bmhlc-span-2{grid-column:auto}.bmhlc-toolbar{align-items:flex-start;flex-direction:column}.bmhlc-primary strong{font-size:52px}}