._page_q644h_1{padding-bottom:54px}._hero_q644h_1{grid-template-columns:1.15fr 1fr;align-items:center;gap:42px;padding:24px 0 38px;display:grid}._hero_q644h_1 h1{max-width:720px;margin:18px 0 22px;font-size:clamp(34px,3.8vw,54px)}._intro_q644h_1{color:#4a554e;max-width:700px;margin:0 0 24px;font-size:17px;line-height:1.7}._note_q644h_1{color:var(--muted);margin:15px 0 0;font-size:12px;line-height:1.65}._visual_q644h_1{border:1px solid var(--line);background:var(--wash);border-radius:18px;margin:0;overflow:hidden}._visual_q644h_1 img{width:100%;height:auto;display:block}._visual_q644h_1 figcaption{color:var(--muted);background:#fff;padding:12px 16px;font-size:11px;line-height:1.5}._nav_q644h_1{border-block:1px solid var(--line);flex-wrap:wrap;gap:10px 22px;padding:18px 0;font-size:14px;display:flex}._nav_q644h_1 a{padding:5px 0}._nav_q644h_1 a[aria-current=page]{text-underline-offset:6px;font-weight:700;-webkit-text-decoration:underline #526e28;text-decoration:underline #526e28}._nav_q644h_1 a:hover{color:#526e28}._section_q644h_1{border-bottom:1px solid var(--line);padding:42px 0;scroll-margin-top:28px}._section_q644h_1 h2{max-width:850px;margin:0 0 22px;font-size:clamp(27px,3vw,37px)}._section_q644h_1 h3{letter-spacing:-.025em;margin:0 0 13px;font-size:22px}._section_q644h_1 p{color:#4a554e;max-width:960px;margin:0 0 18px}._section_q644h_1 a:not(.button),._guide_q644h_1 a:not(.button){text-underline-offset:4px;text-decoration:underline}._grid_q644h_1{grid-template-columns:1fr 1fr;gap:32px;display:grid}._checklist_q644h_1{color:#4a554e;max-width:960px;padding-left:22px}._checklist_q644h_1 li{margin-bottom:13px}._notice_q644h_1{border-left:4px solid var(--lime);background:var(--wash);margin:24px 0;padding:20px 24px}._notice_q644h_1 p:last-child{margin-bottom:0}._referenceGrid_q644h_1{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:27px 0;display:grid}._reference_q644h_1{border:1px solid var(--line);border-radius:16px;min-width:0;padding:24px 20px}._reference_q644h_1 ._format_q644h_1{color:#526e28;margin-bottom:10px;font-size:12px;font-weight:600}._reference_q644h_1 h3{overflow-wrap:anywhere;margin:0 0 9px;font-size:22px}._reference_q644h_1 ._ref_q644h_1{overflow-wrap:anywhere;margin-bottom:19px;font-size:12px}._reference_q644h_1 dl{margin:0}._reference_q644h_1 dl div{border-top:1px solid var(--line);padding:12px 0}._reference_q644h_1 dt{color:var(--muted);margin-bottom:5px;font-size:12px}._reference_q644h_1 dd{color:var(--ink);overflow-wrap:anywhere;margin:0;font-size:14px;line-height:1.55}._reference_q644h_1 ._source_q644h_1{margin:17px 0 0;font-size:12px}._sources_q644h_1{color:var(--muted);font-size:12px;line-height:1.65}._prepare_q644h_1{background:var(--wash);border-radius:18px;justify-content:space-between;align-items:center;gap:35px;margin:38px 0 25px;padding:32px;display:flex}._prepare_q644h_1 h2{margin:0 0 15px;font-size:clamp(26px,3vw,35px)}._prepare_q644h_1 p{color:#4a554e;max-width:690px;margin:0}._prepare_q644h_1 ._note_q644h_1{margin-top:12px;font-size:12px}._prepare_q644h_1 .button{flex-shrink:0}._guide_q644h_1{max-width:920px;margin:0 auto;padding:24px 0}._guide_q644h_1 h1{margin:16px 0 24px;font-size:clamp(34px,4vw,52px)}._guide_q644h_1 ._section_q644h_1{padding:32px 0}._guide_q644h_1 ._section_q644h_1 h2{font-size:30px}._guide_q644h_1 ._section_q644h_1 p{line-height:1.75}._guide_q644h_1 details{background:var(--wash);border:1px solid var(--line);border-radius:12px;margin:23px 0;padding:18px 20px}._guide_q644h_1 summary{cursor:pointer;font-weight:600}._guide_q644h_1 details p{margin:16px 0 0}._page_q644h_1 .breadcrumb{flex-wrap:wrap}._page_q644h_1 .text-link{white-space:normal}@media (max-width:900px){._hero_q644h_1{grid-template-columns:1fr;gap:26px}._visual_q644h_1{max-width:650px}._referenceGrid_q644h_1{grid-template-columns:1fr}._reference_q644h_1{grid-template-columns:.65fr 1fr;column-gap:26px;display:grid}._reference_q644h_1 dl{grid-area:1/2/5}._reference_q644h_1 ._source_q644h_1{grid-column:1}._prepare_q644h_1{flex-direction:column;align-items:flex-start;gap:23px}}@media (max-width:600px){._hero_q644h_1{padding-top:12px}._hero_q644h_1 h1,._guide_q644h_1 h1{font-size:34px}._intro_q644h_1{font-size:15px}._grid_q644h_1{grid-template-columns:1fr;gap:18px}._section_q644h_1{padding:31px 0}._section_q644h_1 h2,._guide_q644h_1 ._section_q644h_1 h2{font-size:28px}._nav_q644h_1{gap:5px 16px;font-size:13px}._notice_q644h_1{padding:18px}._reference_q644h_1{padding:22px 20px;display:block}._reference_q644h_1 h3{font-size:22px}._reference_q644h_1 dl{margin-top:18px}._prepare_q644h_1{padding:24px 20px}._prepare_q644h_1 .button{width:100%}._guide_q644h_1{padding-top:15px}._visual_q644h_1 figcaption{font-size:10px}}._guideCard_q644h_4{gap:22px;max-width:720px;padding:28px}._guideCard_q644h_4 h3{max-width:530px;font-size:27px}._ventilationExample_q644h_5{border:1px solid var(--line);border-left:4px solid var(--lime);background:var(--wash);border-radius:14px;min-width:0;padding:28px}._ventilationHeading_q644h_5{max-width:850px;margin-bottom:24px}._ventilationSpecs_q644h_5{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 28px;margin:0 0 20px;display:grid}._ventilationSpecs_q644h_5>div{border-top:1px solid var(--line);min-width:0;padding:16px 0}._ventilationSpecs_q644h_5 dt{margin-bottom:8px;font-size:14px;font-weight:650}._ventilationSpecs_q644h_5 dd{color:#4a554e;overflow-wrap:anywhere;margin:0;font-size:14px;line-height:1.7}._ventilationExample_q644h_5>p{font-size:14px}._ventilationExample_q644h_5>p:last-child{margin-bottom:0}._guide_q644h_1 h3{scroll-margin-top:30px}@media (max-width:600px){._ventilationExample_q644h_5{padding:21px 18px}._ventilationSpecs_q644h_5{grid-template-columns:1fr}._ventilationHeading_q644h_5{margin-bottom:18px}}