@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;900&display=swap');
:root{--ink:#163b35;--green:#2e6352;--paper:#f6f5ee;--line:#d9dfd5;--muted:#64756b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Noto Sans JP',sans-serif;font-size:14px}a{color:inherit;text-decoration:none}header,main,footer{max-width:1160px;margin:auto}header{display:flex;justify-content:space-between;align-items:center;padding:28px 32px;border-bottom:1px solid var(--line)}.brand{font-size:22px;font-weight:900;letter-spacing:-1px}.brand span{font-size:11px;letter-spacing:1px;margin-left:20px;font-weight:400}main{padding:0 32px}h1{font-size:clamp(40px,5vw,64px);line-height:1.35;letter-spacing:-3px;margin:24px 0}h2{font-size:28px;letter-spacing:-1px;margin:8px 0 26px}h3{font-size:18px;margin:0 0 12px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--green)}.hero{display:grid;grid-template-columns:1fr 1fr;align-items:center;min-height:530px;gap:40px}.intro{line-height:2;color:var(--muted);font-size:16px}.start{display:inline-block;background:var(--ink);color:white;padding:17px 25px;border-radius:7px;margin-top:12px;font-weight:600}.hero-art{height:350px;background:#e6ecdf;border-radius:120px 120px 18px 18px;position:relative;display:flex;align-items:center;justify-content:center;gap:22px;overflow:hidden}.hero-art:before{content:'';position:absolute;width:270px;height:270px;background:#d3dfc9;border-radius:50%;top:-50px;right:-70px}.appliance{position:relative;background:#fafbf8;box-shadow:8px 12px 0 #bbc9b759;border:1px solid #c6d1bd;border-radius:8px}.washer{width:150px;height:193px;margin-top:33px;padding:17px}.washer i{display:inline-block;width:44px;height:9px;border-bottom:2px solid #9bab98}.appliance b{font-size:8px;letter-spacing:2px;color:#7e9281}.washer b{display:block;margin:7px 0}.drum{width:110px;height:110px;border:12px solid #cad4c4;border-radius:50%;background:#517461;box-shadow:inset 8px 8px 0 #325643}.heater{width:105px;height:162px;margin-top:-32px;padding:20px 15px}.vents{font-size:15px;line-height:1;color:#9bad98;margin:22px 0}.heater span{font-size:10px;display:block;text-align:center;color:#82937e}.heater:after{content:'';position:absolute;bottom:-29px;left:25px;width:10px;height:28px;border-left:5px solid #94ad98;border-right:5px solid #94ad98;box-sizing:content-box}.art-label{position:absolute;bottom:24px;font-size:10px;letter-spacing:1px;color:#60715d}.section-head{display:flex;justify-content:space-between;align-items:center}.badge{font-size:11px;border:1px solid var(--line);border-radius:20px;padding:8px 13px}.tabs{display:flex;gap:4px;margin-top:8px}.tabs button{padding:17px 42px;border:1px solid var(--line);border-radius:10px 10px 0 0;background:#e9ece3;color:var(--muted);font-weight:700}.tabs button.active{background:white;color:var(--ink);border-bottom-color:white}.workspace{display:grid;grid-template-columns:1.25fr 1fr;background:white;border:1px solid var(--line);border-radius:0 12px 12px 12px;overflow:hidden}form{padding:32px}.muted{color:var(--muted);font-size:12px;line-height:1.8}.fields{display:grid;grid-template-columns:1fr 1fr;gap:19px 16px;margin:26px 0}label{display:block;font-size:12px;font-weight:600}input,select,textarea{display:block;width:100%;padding:12px;border:1px solid #d1d9ce;border-radius:5px;background:#fcfdf9;color:var(--ink);font:inherit;font-weight:400;margin-top:8px}input:focus,select:focus,textarea:focus{outline:2px solid #83a48b;outline-offset:1px}.notes{margin-top:20px}.save-note{color:var(--muted);font-size:11px}.reset{border:0;background:none;text-decoration:underline;color:var(--muted);font-size:11px;padding:10px 0}aside{background:#eef2e9;padding:32px;border-left:1px solid var(--line)}.result-head{font-size:11px;letter-spacing:1px;margin-bottom:22px}.dot{display:inline-block;background:#669277;width:7px;height:7px;border-radius:50%;margin-right:8px}#summary dl{margin:0}#summary dl>div{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid #d7dfd1;padding:11px 0;font-size:12px}dt{color:var(--muted)}dd{margin:0;text-align:right;overflow-wrap:anywhere}#summary h4{margin:25px 0 10px}#summary ul{padding-left:19px;font-size:12px;line-height:1.9}.notice{font-size:11px;line-height:1.8;border-left:2px solid #95ad87;padding-left:12px;margin:25px 0}.primary,.secondary{display:block;width:100%;padding:14px;border:0;border-radius:5px;font-weight:600;background:var(--ink);color:white;margin-top:10px}.secondary{background:transparent;border:1px solid #b9c8b1;color:var(--ink)}button{cursor:pointer;font-family:inherit}button:hover,a:hover{filter:brightness(.9)}#feedback{font-size:12px;min-height:18px}#guide{margin-top:78px}.guides{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.guides article{border-top:1px solid var(--line);padding-top:22px}.guides article>span{font-size:11px;color:#87967b}.guides h3{font-size:16px;margin-top:16px;line-height:1.8}.guides p{font-size:12px;line-height:2;color:var(--muted)}.guides a{font-size:11px;text-decoration:underline}.next{margin:68px 0 50px;background:#dfe8d5;padding:38px;display:flex;align-items:center;justify-content:space-between;border-radius:8px}.next h2{margin-bottom:15px}.next p{line-height:1.9}.next a{font-weight:600;border-bottom:1px solid;padding:10px}footer{padding:28px 32px 45px;border-top:1px solid var(--line)}footer p{font-size:10px;line-height:2;color:var(--muted)}[hidden]{display:none!important}@media(max-width:760px){header,main,footer{padding-left:20px;padding-right:20px}.brand span{display:none}.hero{grid-template-columns:1fr;gap:20px;padding:35px 0}.hero-art{height:260px}.hero h1{margin:16px 0}.section-head{display:block}.badge{display:inline-block;margin-bottom:20px}.workspace{grid-template-columns:1fr}form,aside{padding:23px}aside{border-left:0;border-top:1px solid var(--line)}.guides{grid-template-columns:1fr 1fr}.next{display:block;padding:25px}.next a{display:inline-block}.tabs button{padding:15px 34px}.fields{gap:18px 12px}}@media print{header,.hero,.tabs,form,#guide,.next,footer,.primary,.secondary,#feedback,.badge{display:none!important}main{padding:0}#checker{margin:0}.workspace{display:block;border:0}aside{background:white;border:0}.section-head h2{font-size:20px}.eyebrow{display:none}}
#finder{margin-top:78px}.ffilters{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:22px 0 10px;background:white;border:1px solid var(--line);border-radius:10px;padding:20px}.fcheck{display:flex;align-items:center;gap:8px;font-weight:600}.fcheck input{width:auto;margin:0}.wlist{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.wcard{background:white;border:1px solid var(--line);border-radius:10px;padding:18px;border-top:4px solid #b9c8b1}.wcard.ok{border-top-color:#4f9a6a}.wcard.warn{border-top-color:#d9a441}.wcard.ng{border-top-color:#c4574a;opacity:.85}.wh{display:flex;justify-content:space-between;align-items:center;gap:8px}.wmaker{font-size:11px;color:var(--muted);font-weight:700}.wbadge{font-size:10px;padding:3px 9px;border-radius:20px;background:#e9ece3;font-weight:700}.wbadge.ok{background:#d8ecdc;color:#25613a}.wbadge.warn{background:#f7e8c4;color:#7a5410}.wbadge.ng{background:#f4d6d1;color:#8a2b20}.wcard h4{font-size:17px;margin:10px 0 4px;overflow-wrap:anywhere}.wtype{font-size:12px;margin:0 0 8px}.wdim{font-size:12px;margin:0}.wnote{font-size:10px;color:var(--muted);margin:2px 0 8px}.wjudge{padding-left:16px;font-size:11px;line-height:1.7;margin:8px 0}.wjudge .ng{color:#8a2b20}.wjudge .warn{color:#7a5410}.wjudge .ok{color:#25613a}.wpick{display:flex;align-items:center;gap:6px;font-size:12px;margin-top:8px}.wpick input{width:auto;margin:0}.wscroll{overflow-x:auto;background:white;border:1px solid var(--line);border-radius:10px}.wtable{border-collapse:collapse;width:100%;min-width:640px;font-size:12px}.wtable th,.wtable td{border-bottom:1px solid var(--line);padding:12px;text-align:left;vertical-align:top;line-height:1.7;overflow-wrap:anywhere}.wtable tr>th:first-child{width:150px;color:var(--muted);background:#f7f8f3}.wtable a{text-decoration:underline;font-size:11px}@media(max-width:760px){.ffilters{grid-template-columns:1fr 1fr}.wlist{grid-template-columns:1fr}}@media print{#finder{display:none!important}}
#heater-finder{margin-top:78px}@media print{#heater-finder{display:none!important}}
.article{max-width:760px;padding-bottom:60px}.ah1{font-size:clamp(26px,4.2vw,38px);letter-spacing:-1px;line-height:1.5}.ameta{font-size:12px;color:var(--muted)}.article p,.article li{line-height:2;font-size:15px}.article h2{font-size:22px;margin:40px 0 12px;padding-top:8px;border-top:1px solid var(--line)}.article h3{font-size:17px;margin:24px 0 8px}.article a{text-decoration:underline}.article .next a{border-bottom:0}.article .wscroll{margin:16px 0}.alist{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.acard{border-top:1px solid var(--line);padding-top:16px}.acard h3{font-size:16px;line-height:1.7;margin:0 0 6px}.acard p{font-size:12px;line-height:1.9;color:var(--muted);margin:0}.acard a{text-decoration:underline}#articles{margin-top:78px}@media(max-width:760px){.alist{grid-template-columns:1fr}}@media print{#articles{display:none!important}}
.cform{display:flex;flex-direction:column;gap:18px;margin-top:24px}.cform label{font-size:13px}.hp{position:absolute;left:-9999px}
@media(max-width:760px){.hero-art{height:310px;padding-bottom:46px}.art-label{bottom:14px}}