:root{--paper:#f4f2eb;--ink:#20221e;--orange:#c74418;--accent:#963015;--light-accent:#ef8a65;--line:rgba(32,34,30,.22);--mono:"DM Sans",Arial,sans-serif;--jp:"Zen Kaku Gothic New","Yu Gothic",Meiryo,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.85 var(--jp);overflow-x:hidden}
a{color:inherit;text-underline-offset:.2em}
button{font:inherit;color:inherit}
[hidden]{display:none!important}
.skip{position:absolute;left:1rem;top:-4rem;background:var(--ink);color:white;padding:.7rem 1rem;z-index:10}
.skip:focus{top:1rem}
.site-header{min-height:78px;display:flex;align-items:center;gap:18px;padding:18px clamp(20px,4vw,64px);border-bottom:1px solid var(--line);position:relative;z-index:2}
.brand,.footer-brand{font:700 25px/.9 var(--mono);letter-spacing:-.09em;text-decoration:none}
.brand-note,.section-index,.eyebrow,.overline,.role,time{font:500 11px/1.4 var(--mono);letter-spacing:.09em}
.brand-note{color:#5f615b}
.site-header nav{display:flex;align-items:center;gap:22px;margin-left:auto;font:500 12px var(--mono)}
.site-header nav a{text-decoration:none}
.nav-contact,.button{background:var(--ink);color:var(--paper)!important;padding:11px 16px}
.menu-button{display:none;background:none;border:0;padding:12px;min-height:44px}
.hero{min-height:calc(100svh - 78px);padding:clamp(58px,10vw,150px) clamp(20px,6vw,96px) 72px;display:grid;grid-template-columns:minmax(0,1.06fr) minmax(300px,.94fr);align-items:center;gap:4vw;border-bottom:1px solid var(--line)}
.hero-copy{position:relative;z-index:1}
.eyebrow{margin:0 0 20px;color:var(--accent)}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{font-family:var(--mono);letter-spacing:-.065em}
h1{font-size:clamp(70px,10.8vw,172px);line-height:.83;margin:0;max-width:760px;font-weight:600}
h1 em,h2 em{font-weight:400;letter-spacing:-.08em}
.hero-lead{font-size:clamp(15px,1.4vw,19px);line-height:2;margin:36px 0 28px}
.hero-lead span{white-space:nowrap}
.actions{display:flex;align-items:center;gap:23px;flex-wrap:wrap}
.button,.text-link{min-height:46px;display:inline-flex;align-items:center;gap:17px;text-decoration:none}
.text-link{font-weight:700;border-bottom:1px solid}
.hero-field{position:relative;aspect-ratio:1/1;min-height:360px}
.hero-field canvas,.field-fallback{position:absolute;inset:0;width:100%;height:100%}
.hero-field[data-ready] .field-fallback{display:none}
.field-fallback{border-radius:50%;background:radial-gradient(ellipse at center,transparent 34%,rgba(32,34,30,.22) 34.3%,transparent 35%),repeating-radial-gradient(ellipse at center,rgba(32,34,30,.08) 0 1px,transparent 1px 11px);mask-image:radial-gradient(ellipse at center,#000 0 58%,transparent 72%)}
.section{padding:clamp(75px,12vw,180px) clamp(20px,8vw,128px);border-bottom:1px solid var(--line);display:grid;grid-template-columns:minmax(130px,18%) 1fr;gap:4vw}
.section-index{color:var(--accent);padding-top:11px}
.overline{color:var(--accent);margin-bottom:18px}
h2{font-size:clamp(38px,6.2vw,94px);font-weight:500;line-height:.95;margin-bottom:40px}
.manifesto>div:last-child{max-width:930px}
.large-copy{max-width:680px;font-size:clamp(18px,2vw,27px);line-height:1.95}
.manifesto-diagram{container-type:inline-size;width:min(100%,760px);margin:clamp(42px,7vw,76px) 0 0;color:#20221e}
.manifesto-diagram svg{display:block;width:100%;height:auto;overflow:visible}
.manifesto-diagram-mobile{display:none!important}
.manifesto-diagram text{font-family:var(--jp);fill:#20221e}
.manifesto-diagram .diagram-jp{font-size:14px;font-weight:500;letter-spacing:-.04em}
.manifesto-diagram .diagram-en{font-family:var(--mono);font-size:11px;letter-spacing:.055em}
.manifesto-diagram .diagram-icon{fill:none;stroke:#20221e;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transform-box:fill-box;transform-origin:center}
.manifesto-diagram .diagram-icon circle{fill:none}
.manifesto-diagram .diagram-icon-scale{transform:scale(.7);transform-box:fill-box;transform-origin:center}
.manifesto-diagram .diagram-battery-fill{fill:#20221e;stroke:none}
.manifesto-diagram .diagram-input-path{fill:none;stroke:#20221e;stroke-width:1.35;stroke-dasharray:2 6;stroke-linecap:round;opacity:.56}
.manifesto-diagram .diagram-outer-ring{fill:none;stroke:#20221e;stroke-opacity:.22;stroke-width:1.2;stroke-dasharray:2 8;stroke-linecap:round}
.manifesto-diagram .diagram-core>circle:first-child{fill:none;stroke:#20221e;stroke-width:1.5}
.manifesto-diagram .diagram-core-inner{fill:none;stroke:#d4421b;stroke-width:1.5;transform-box:fill-box;transform-origin:center}
.manifesto-diagram .diagram-ripple{fill:none;stroke:#d4421b;stroke-width:1.5;opacity:0;pointer-events:none}
.manifesto-diagram .diagram-particles circle{opacity:0;pointer-events:none}
.manifesto-diagram .diagram-input-particle{fill:#20221e}
.manifesto-diagram figcaption{margin-top:12px;color:#20221e;font-size:12px;line-height:1.4}
.manifesto-diagram figcaption span::before{content:"";display:inline-block;width:6px;height:6px;margin:0 8px 1px 0;background:#d4421b;border-radius:50%}
@container (max-width:600px){
.manifesto-diagram-desktop{display:none!important}
.manifesto-diagram-mobile{display:block!important;max-width:320px;margin-inline:auto}
.manifesto-diagram .diagram-jp{font-size:16.8px}
.manifesto-diagram .diagram-icon-scale{transform:scale(.95)}
.manifesto-diagram .diagram-logo{transform:translate(177px,199.9px) scale(.248276)!important}
.manifesto-diagram figcaption{max-width:320px;margin:8px auto 0;font-size:13px}
}
@media (prefers-reduced-motion:reduce){
.manifesto-diagram .diagram-particles circle{opacity:0!important}
.manifesto-diagram .diagram-icon,.manifesto-diagram .diagram-core-inner{transform:none!important}
}
.service{background:#e8e6de}
.service-intro{max-width:850px}
.service-intro>p:last-child{max-width:580px;font-size:17px}
.system{grid-column:2;display:grid;grid-template-columns:repeat(3,1fr);margin-top:50px;border-top:1px solid var(--ink)}
.system article{min-height:300px;padding:20px 20px 8px;border-right:1px solid var(--line);position:relative}
.system article:first-child{border-left:1px solid var(--line)}
.system span{font:11px var(--mono);color:var(--accent)}
.system h3{font-size:34px;margin:34px 0 10px}
.system p{max-width:225px;font-size:13px;line-height:1.8}
.glyph{position:absolute;width:76px;height:76px;right:18px;top:20px}
.glyph svg{display:block;width:100%;height:100%;overflow:visible}
.glyph path,.glyph circle{vector-effect:non-scaling-stroke}
.glyph-main{fill:none;stroke:var(--ink);stroke-width:1.2}
.glyph-baseline{fill:none;stroke:var(--ink);stroke-width:1;stroke-dasharray:1.5 3}
.glyph-dot{fill:var(--orange);stroke:none}
.glyph-accent{stroke:var(--orange)}
.glyph-trace{fill:var(--orange);stroke:none;opacity:0;pointer-events:none}
.system[data-system-motion-ready] .glyph-dot{opacity:0}
.system[data-system-motion-ready] .glyph-accent{stroke:var(--ink)}
.system[data-system-motion-ready] article:not(:nth-child(2)) .glyph-main{vector-effect:none}
@media (prefers-reduced-motion:reduce){
  .system h3{color:var(--ink)!important}
  .system[data-system-motion-ready] .glyph-dot{opacity:1}
  .system[data-system-motion-ready] .glyph-accent{stroke:var(--orange)}
  .system[data-system-motion-ready] article:not(:nth-child(2)) .glyph-main{vector-effect:non-scaling-stroke}
}
.table-wrap{grid-column:2;margin-top:80px;overflow:auto}
.table-wrap table{width:100%;border-collapse:collapse;min-width:560px}
.table-wrap caption{text-align:left;font:500 12px var(--mono);margin-bottom:10px}
.table-wrap th,.table-wrap td{padding:17px;border-top:1px solid var(--line);text-align:left;font-weight:400}
.table-wrap tbody tr:last-child{background:var(--ink);color:var(--paper)}
.dr{background:#dedcd3}
.dr-copy{grid-column:2;display:grid;grid-template-columns:1fr 1fr;gap:5vw;max-width:900px;font-size:16px}
.people{padding-bottom:0}
.people-title{grid-column:2}
.person{grid-column:2;display:grid;grid-template-columns:minmax(180px,.76fr) 1fr;gap:45px;border-top:1px solid var(--ink);padding:35px 0}
.person img{width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;object-position:center top;filter:grayscale(1);display:block}
.person h3{font-size:34px;margin:5px 0 20px}
.person>div>p{max-width:520px}
.role{color:var(--orange);margin-top:0}
.person summary{font:600 13px var(--mono);cursor:pointer;text-decoration:underline;text-underline-offset:.25em}
.person summary{min-height:44px;display:inline-flex;align-items:center}
.person details p{font-size:13px;margin:13px 0 0}
.company{grid-column:2;border-top:1px solid var(--ink);margin:0}
.company div{display:grid;grid-template-columns:180px 1fr;border-bottom:1px solid var(--line);padding:17px 0}
.company dt{font:11px var(--mono);color:#5d5f58}
.company dd{margin:0}
.news{background:var(--orange);color:white}
.news .section-index,.news time{color:#fff}
.news h2{grid-column:2;font-size:clamp(60px,12vw,180px);margin:0}
.news ol{grid-column:2;list-style:none;margin:0;padding:0;border-top:1px solid rgba(255,255,255,.7)}
.news li{display:grid;grid-template-columns:130px 1fr;gap:15px;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.5)}
.news p{margin:0}
/* コンタクトと問い合わせの導線を一時的に非表示にする。 */
.contact,a[href="#contact"],a[href="index.html#contact"],footer a[href="mailto:hello@haiot.jp"]{display:none!important}
.contact{background:var(--ink);color:var(--paper);padding:clamp(75px,11vw,150px) clamp(20px,8vw,128px)}
.contact h2{font-size:clamp(51px,8.5vw,135px);margin-bottom:55px}
.contact a{font:clamp(21px,3vw,42px) var(--mono);text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:10px}
footer{background:var(--ink);color:var(--paper);border-top:1px solid #53544f;padding:37px clamp(20px,8vw,128px);display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;font:12px var(--mono)}
footer small{display:block;letter-spacing:.08em;color:#a7a89f;margin-top:8px}
footer div:not(:first-child){display:grid;align-content:start;gap:10px}
footer a{text-decoration:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:3px}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.hero-field canvas{display:none}
.field-fallback{display:block!important}
}
@media (max-width:800px){.site-header{flex-wrap:wrap}
.menu-button{display:block;margin-left:auto}
.site-header nav{width:100%;display:block;margin:0}
.site-header nav a{display:block;padding:13px 0;border-top:1px solid var(--line)}
.site-header nav .nav-contact{display:inline-block;margin-top:10px;border:0}
.hero,.section{grid-template-columns:1fr}
.hero{min-height:auto;padding-top:75px}
.hero-field{min-height:300px;max-width:520px;width:100%;margin:auto}
.section-index,.system,.table-wrap,.dr-copy,.people-title,.person,.company,.news h2,.news ol{grid-column:auto}
.section-index{padding:0}
.system{margin-top:15px}
.system article{min-height:250px}
.dr-copy{grid-template-columns:1fr;gap:0}
.person{grid-template-columns:1fr;gap:25px}
.person img{max-height:none}
.company div,.news li{grid-template-columns:1fr;gap:6px}
footer{grid-template-columns:1fr 1fr}
.footer-brand{grid-column:1/-1}
}
@media (min-width:501px) and (max-width:1100px){.glyph{width:60px;height:60px}}
@media (max-width:500px){h1{font-size:19vw}
.system{grid-template-columns:1fr}
.system article,.system article:first-child{border-left:1px solid var(--line);border-bottom:1px solid var(--line)}
.news h2{font-size:26vw}
.brand-note{display:none}
footer{grid-template-columns:1fr}
.footer-brand{grid-column:auto}
}


/* 日本語見出しは自然な行間で読む */
.jp-heading{font-family:var(--jp);letter-spacing:-.02em;line-height:1.3;font-size:clamp(33px,4.8vw,70px);text-wrap:balance}


.brand svg,.footer-brand svg{width:94px;height:26px;display:block}
.footer-brand svg{margin-bottom:8px}

/* 機能強化は各領域の初期化完了後にだけ有効にする */
@media (max-width:800px){
  .site-header[data-menu-ready] .menu-button~nav{display:none}
  .site-header[data-menu-ready][data-menu-open] .menu-button~nav{display:block}
}

/* 比較軸を小画面でも横スクロールなしで保つ */
.table-wrap{overflow:visible}
.table-wrap table{min-width:0;table-layout:fixed}
.table-wrap th,.table-wrap td{text-align:center;overflow-wrap:anywhere}
.table-wrap th:first-child{text-align:left;width:31%}
.table-wrap .comparison-result{background:var(--ink);color:var(--paper)}

.contact-intro{max-width:560px;margin:-25px 0 36px;color:#d6d5ce;font-size:17px}
.role{color:var(--accent)}
.contact .overline{color:var(--light-accent)}
.news a:focus-visible{outline-color:var(--paper);box-shadow:0 0 0 2px var(--ink)}

/* 法務ページの本文を変えず、目次と入れ子リストを読みやすくする */
.legal-toc a{min-height:44px!important;display:grid!important;align-items:center;color:var(--ink)}
.legal-toc span,.legal article>div:first-child>span{color:var(--accent)!important}
.legal article ol{list-style:none!important;padding-left:0!important;margin:1em 0}
.legal article ol ol{padding-left:1.25rem!important}
.legal article li{display:grid;grid-template-columns:minmax(2.25rem,auto) 1fr;gap:.5rem;align-items:start;font-size:max(14px,1em)}
.legal article li>span:first-child{font-family:var(--mono);font-size:.82em;color:var(--accent)}
.legal article a{color:var(--accent)!important}

@media (max-width:800px){
  .hero{padding-top:44px;padding-bottom:44px;gap:28px}
  .hero-lead{margin:24px 0 22px;line-height:1.8}
  .hero-field{min-height:280px}
  .table-wrap th,.table-wrap td{padding:12px 6px;font-size:12px;line-height:1.45}
}
@media (max-width:500px){
  h1{font-size:20vw;line-height:.9;letter-spacing:-.07em}
  .hero-field{min-height:250px}
  .hero-lead span{display:block}
}

/* モーション・インフォグラフィック */
.hero{grid-template-columns:minmax(0,.95fr) minmax(420px,1.05fr);gap:clamp(24px,4vw,72px);position:relative;isolation:isolate}
.hero h1{font-family:var(--jp);font-size:clamp(50px,5vw,72px);line-height:1.16;letter-spacing:-.045em;max-width:780px;font-weight:700;text-wrap:balance}
.hero h1 span{display:block;white-space:nowrap}
.hero .eyebrow{font-size:10px;letter-spacing:.14em}
.hero-lead{max-width:590px;font-size:clamp(16px,1.35vw,19px);line-height:1.85}
.hero-field{min-height:500px;width:100%;min-width:0;isolation:isolate;overflow:hidden;padding-bottom:72px;z-index:2}
.hero-energy-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.hero-copy{position:relative;z-index:2}
.hero-field::before{content:none}
.field-fallback{opacity:.95;mask-image:none;border-radius:0;background:none;object-fit:contain}
.hero-field[data-ready] .field-fallback{display:none}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.field-meaning{position:absolute;z-index:3;left:2%;right:2%;bottom:10px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);background:rgba(244,242,235,.92)}
.field-meaning div{min-height:52px;display:flex;align-items:center;padding:10px 12px;border-right:1px solid var(--line);font-size:12px;line-height:1.45}.field-meaning div:last-child{border-right:0}.field-meaning div::before{content:"";width:7px;height:7px;flex:0 0 auto;margin-right:9px;background:#d3a51f}.field-meaning div:nth-child(2)::before{background:#d84732}
.field-meaning>div>span>span{display:inline-block;max-width:100%}
.hero-proximity-hint{position:absolute;right:2%;bottom:70px;z-index:3;margin:0;font:500 11px/1.5 var(--jp);color:#65675f;background:rgba(244,242,235,.86);padding:6px 9px}
@media (min-width:801px) and (max-width:1000px){.field-meaning div{padding:4px 6px;font-size:11px}.field-meaning>div>span>span{display:inline}}
@media (min-width:1001px){.hero-field{aspect-ratio:2/3;min-height:750px}}

.features{--paper:#fff;background:var(--paper)}
.features-heading{max-width:820px}.features-heading>p:last-child{max-width:620px;font-size:17px}
.feature-card{grid-column:1/-1;display:grid;grid-template-columns:minmax(260px,.66fr) minmax(0,1.34fr);gap:clamp(28px,6vw,90px);align-items:center;border-top:1px solid var(--ink);padding:clamp(44px,7vw,92px) 0;position:relative}
.feature-card:last-of-type{border-bottom:1px solid var(--ink)}
.feature-no{font:600 11px var(--mono);letter-spacing:.12em;color:var(--accent)}
.feature-copy h3{font-family:var(--jp);font-size:clamp(30px,3.5vw,54px);line-height:1.25;letter-spacing:-.03em;margin:18px 0 24px}.feature-copy>p:last-child{max-width:470px;font-size:16px}
.feature-figure{position:relative;min-height:510px;background:var(--ink);color:var(--paper);overflow:hidden}
.feature-figure svg{display:block;width:100%;height:auto;min-height:430px}
[data-motion-paused] *{animation-play-state:paused!important;transition-duration:0s!important}

@media (max-width:1000px){.hero{grid-template-columns:1fr 1fr}.hero h1{font-size:clamp(46px,5.5vw,62px)}.feature-card{grid-template-columns:1fr}.feature-copy>p:last-child{max-width:650px}.feature-figure{min-height:500px}}
@media (max-width:800px){.hero{grid-template-columns:1fr}.hero h1{font-size:clamp(34px,8vw,52px)}.hero-field{min-height:430px}.feature-card{grid-column:auto}}
@media (max-width:500px){.hero h1{font-size:clamp(28px,9.2vw,38px);line-height:1.25;letter-spacing:-.04em}.hero-field{min-height:390px;padding-bottom:94px}.hero-proximity-hint{bottom:100px}.field-meaning{grid-template-columns:1fr;bottom:4px}.field-meaning div{min-height:28px;padding:5px 8px;border-right:0;border-bottom:1px solid var(--line)}.field-meaning div:last-child{border-bottom:0}.motion-stop{bottom:100px}.feature-figure{min-height:0;display:grid;grid-template-columns:1fr 1fr;gap:1px;padding-bottom:12px}.feature-figure svg{grid-column:1/-1;min-height:0;transform:none}}
@media (prefers-reduced-motion:reduce){.hero-energy-canvas{display:none!important}.hero-field .field-fallback{display:block!important}
.feature-figure *{animation:none!important;transition:none!important}}
@media (hover:none),(pointer:coarse){.hero-proximity-hint{display:none}}

/* 出典資料の読み物はSERVICE内の横幅を保ち、既存の細線と余白で組み立てる。 */
.evidence-wrapper{grid-column:1/-1;min-width:0;display:grid;gap:0;margin-top:clamp(72px,10vw,150px)}
.evidence-article{min-width:0;border-top:1px solid var(--ink);padding:clamp(42px,6vw,84px) 0;display:grid;grid-template-columns:minmax(220px,.72fr) minmax(0,1.28fr);gap:clamp(28px,6vw,90px)}
.evidence-article:last-child{border-bottom:1px solid var(--ink)}
.evidence-article-head{min-width:0}.evidence-no{display:block;color:var(--accent);font:500 11px/1.4 var(--mono);letter-spacing:.1em}.evidence-article h3{font-family:var(--jp);font-size:clamp(30px,4vw,58px);line-height:1.3;letter-spacing:-.045em;margin:17px 0 25px;text-wrap:balance}.evidence-article-head>p{max-width:500px;font-size:15px;line-height:1.9;margin:0}.evidence-source{grid-column:1/-1;margin:28px 0 0;border-top:1px solid var(--line);padding-top:13px;color:#5d5f58;font-size:12px;line-height:1.7;overflow-wrap:anywhere}.evidence-source a{text-underline-offset:.25em}.evidence-hems-stat{grid-column:1/-1;display:flex;align-items:baseline;gap:18px;border-bottom:1px solid var(--line);padding-bottom:20px}.evidence-hems-stat strong{font:600 clamp(72px,9vw,112px)/.82 var(--mono);letter-spacing:-.08em;color:var(--orange)}.evidence-hems-stat span{font-size:15px}.evidence-hems-chart{min-width:0;margin:0}.evidence-chart-axis{display:grid;grid-template-columns:54px minmax(0,1fr) 48px;align-items:end;min-height:27px;color:#5d5f58;font:11px var(--mono)}.evidence-chart-axis span:first-child{text-align:left}.evidence-chart-axis span:last-of-type{text-align:right}.evidence-chart-axis i{grid-column:2;height:1px;border-top:1px dashed var(--line);margin-bottom:5px}.evidence-bars{border-bottom:1px solid var(--ink);padding-bottom:10px;background:repeating-linear-gradient(to bottom,transparent 0,transparent calc(33.333% - 1px),var(--line) 33.333%,transparent calc(33.333% + 1px))}.evidence-bar-row{display:grid;grid-template-columns:54px minmax(0,1fr) 48px;align-items:center;gap:10px;min-height:43px;font-size:12px}.evidence-bar-row>div{height:13px;border-bottom:1px solid var(--line);position:relative}.evidence-bar-row i{display:block;width:var(--bar);height:100%;background:var(--orange)}.evidence-bar-row strong{font:600 14px var(--mono);text-align:right}.evidence-hems-chart figcaption{margin-top:13px;font-size:12px;font-weight:500}.evidence-insight{grid-column:1/-1;border-left:2px solid var(--orange);padding-left:18px;margin-top:45px;max-width:700px}.evidence-insight span{display:block;color:var(--accent);font:600 11px var(--mono);letter-spacing:.1em;margin-bottom:8px}.evidence-insight p{margin:0;font-size:14px;line-height:1.85}
@media (max-width:800px){.evidence-article{grid-template-columns:1fr;gap:32px}.evidence-article-head>p{max-width:650px}.evidence-hems-chart{grid-column:1/-1}.evidence-source{margin-top:7px}.evidence-insight{margin-top:8px}}
@media (max-width:500px){.evidence-wrapper{margin-top:60px}.evidence-article{padding:42px 0}.evidence-hems-stat{display:block}.evidence-hems-stat strong{display:block;font-size:72px}.evidence-hems-stat span{display:block;margin-top:8px}.evidence-chart-axis{grid-template-columns:43px minmax(0,1fr) 43px}.evidence-bar-row{grid-template-columns:43px minmax(0,1fr) 43px;gap:6px}.evidence-source{font-size:12px}}

/* FEATURE 01: 24時間の自家消費を、同じ時刻の縦線で読む。 */
.feature-solar{grid-template-columns:1fr}
.feature-solar .feature-copy{max-width:560px}
.solar-timeline{display:grid;grid-template-columns:clamp(82px,11vw,132px) minmax(0,1fr);grid-template-rows:clamp(412.5px,43.75vw,560px) auto auto auto;min-height:0;margin:0;padding:clamp(18px,3vw,36px) 0 0;background:var(--paper);color:var(--ink);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);overflow:visible}
.solar-timeline-labels{display:grid;grid-row:1;grid-column:1;grid-template-rows:repeat(5,1fr);padding:0 14px 0 0;font:600 12px/1.25 var(--jp);letter-spacing:.02em}
.solar-timeline-labels>span{display:flex;align-items:center}
.solar-timeline-labels .solar-battery-label{flex-direction:column;align-items:flex-start;justify-content:center;gap:4px}
.solar-battery-value{font:600 12px/1.25 var(--mono);color:var(--accent)}
.solar-timeline-plot{position:relative;grid-row:1;grid-column:2;min-width:0;height:100%}
.solar-timeline svg{position:absolute;inset:0;display:block;width:100%;height:100%;min-height:0}
.solar-timeline-grid path{fill:none;stroke:var(--line);stroke-width:1;vector-effect:non-scaling-stroke}
.solar-comfort-band{fill:rgba(199,68,24,.06)}.solar-comfort-bounds{fill:none;stroke:var(--accent);stroke-width:1;stroke-dasharray:2 4;vector-effect:non-scaling-stroke}
.solar-curve{fill:none;stroke-width:1.4;vector-effect:non-scaling-stroke}
.solar-generation{stroke:var(--orange)}.solar-hotwater{stroke:#20221e}.solar-temperature{stroke:#20221e}.solar-battery{stroke:#20221e}
.solar-timeline-grid .solar-battery-guides{stroke-dasharray:2 4}
.solar-battery-scale{position:absolute;left:2px;padding:0 3px;background:var(--paper);font:500 11px/1.25 var(--mono);color:#62645e;transform:translateY(-50%)}.solar-battery-full{top:61.428571%}.solar-battery-empty{top:77.142857%}
.solar-comfort-label{position:absolute;top:41.6%;right:0;font:500 11px/1.25 var(--jp);color:var(--accent);transform:translateY(-50%)}
.solar-energy-bands{position:absolute;top:calc(90% - 18px);left:0;right:0;display:flex;height:36px;font:600 12px/1.25 var(--jp);text-align:center}
.solar-energy-bands>span{display:flex;align-items:center;justify-content:center;padding:4px;box-sizing:border-box}.solar-energy-bands>.solar-energy-battery{background:var(--ink);color:var(--paper)}.solar-energy-bands>span:nth-child(1),.solar-energy-bands>span:nth-child(3){width:16.666667%}.solar-energy-bands>.solar-energy-grid{width:8.333333%;border:1px solid var(--ink);color:var(--ink)}.solar-energy-bands>.solar-energy-pv{width:29.166667%;background:var(--accent);color:var(--paper)}.solar-energy-bands>span:nth-child(5){width:29.166666%}
.solar-playhead{stroke:var(--orange);stroke-width:1.5;vector-effect:non-scaling-stroke;opacity:0}
.solar-point{position:absolute;width:6px;height:6px;border-radius:50%;background:var(--orange);transform:translate(-50%,-50%)}
.solar-timeline[data-solar-timeline-ready] .solar-playhead{opacity:1}
.solar-time-axis{grid-column:2;grid-row:2;display:flex;justify-content:space-between;padding-top:8px;font:500 11px/1.35 var(--mono);color:#40423d}
.solar-timeline-caption{grid-column:1/-1;grid-row:3;display:flex;gap:14px;align-items:baseline;margin:18px 0 0;padding:12px 0;border-top:1px solid var(--ink);font:500 12px/1.4 var(--jp)}
.solar-current-time{font:600 12px var(--mono);color:var(--accent);white-space:nowrap}.solar-phase-caption{color:#40423d}
.solar-timeline-note{grid-column:1/-1;grid-row:4;margin:0 0 12px;color:#62645e;font:500 11px/1.4 var(--jp)}
@media (max-width:500px){.solar-timeline{grid-template-columns:82px minmax(0,1fr);grid-template-rows:375px auto auto auto;padding-top:14px}.solar-timeline-labels{padding-right:8px;font-size:11px}.solar-battery-value,.solar-comfort-label,.solar-time-axis{font-size:11px}.solar-energy-bands{font-size:11px}.solar-energy-bands>span{padding:4px 2px}.solar-energy-detail{display:none}.solar-timeline-caption{gap:9px;margin-top:14px;font-size:11px}.solar-current-time{font-size:11px}}
@media (prefers-reduced-motion:reduce){.solar-playhead{opacity:0!important}}

/* 熱の流れと運転例は、文字と図形を分けて小画面でも読めるようにする。 */
.feature-heatpump{grid-template-columns:1fr}.feature-heatpump .feature-copy{display:grid;grid-template-columns:minmax(230px,.8fr) 1.2fr;gap:0 5vw;align-items:center}.feature-heatpump .feature-no,.feature-heatpump h3{grid-column:1}.feature-heatpump .feature-copy>p:last-child{grid-column:2;grid-row:1/3;max-width:600px;margin:0}
.heat-figure{margin:0;color:var(--ink);border-top:1px solid var(--ink);padding:28px 0 0}.diagram-part{margin:0;font:500 11px/1.5 var(--mono);letter-spacing:.13em}
.heat-flow-stage{height:260px;position:relative;margin:22px 0 28px}.heat-routes,.vpp-routes{position:absolute;inset:0;width:100%;height:100%;display:block}.heat-routes path{fill:none;stroke:var(--ink);stroke-width:1.2;vector-effect:non-scaling-stroke}.heat-routes .heat-info-line{stroke-dasharray:2 5}.heat-routes .heat-output-line{stroke:var(--orange)}
.heat-flow-label{position:absolute;transform:translateY(-50%);font:600 13px/1.4 var(--jp)}.heat-flow-label b,.heat-flow-label span{display:block}.heat-flow-label span{margin-top:3px;font:500 11px/1.4 var(--mono);letter-spacing:.07em}.heat-air-label,.heat-power-label{left:0;width:13%;text-align:right}.heat-room-label,.heat-water-label{left:92%;width:8%}.heat-air-label,.heat-room-label{top:27.5%}.heat-power-label{top:65.8333%}.heat-water-label{top:73.3333%}
.heat-port{position:absolute;width:40px;height:40px;transform:translate(-50%,-50%);fill:var(--paper);stroke:var(--ink);stroke-width:1.2}.heat-port path{fill:none;stroke-linecap:round;stroke-linejoin:round}.heat-air-port,.heat-power-port{left:18%}.heat-room-port,.heat-water-port{left:88%;stroke:var(--orange)}.heat-air-port,.heat-room-port{top:27.5%}.heat-power-port{top:65.8333%}.heat-water-port{top:73.3333%}
.heat-machine{position:absolute;left:49.5%;top:53%;width:max(85px,17%);transform:translate(-50%,-50%);text-align:center}.heat-machine svg{width:100%;display:block;fill:var(--paper);stroke:var(--ink);stroke-width:1.2}.heat-machine .heat-fan{fill:none;stroke:var(--orange)}.heat-machine b{display:block;margin-top:14px;font:600 13px/1.4 var(--jp)}
.heat-flow-dot,.heat-chart-dot,.vpp-packet{position:absolute;width:6px;height:6px;transform:translate(-50%,-50%);background:var(--orange);border-radius:50%;pointer-events:none}
.heat-chart-heading{border-top:1px solid var(--line);padding-top:22px;display:flex;align-items:baseline;justify-content:space-between;gap:18px;margin-bottom:20px}.heat-decision{margin:0;color:var(--accent);font:600 12px/1.5 var(--jp)}
.heat-timeline{display:grid;grid-template-columns:clamp(100px,13vw,160px) minmax(0,1fr);grid-template-rows:clamp(450px,44vw,600px) auto;gap:0}.heat-timeline-labels{display:grid;grid-template-rows:repeat(6,1fr);padding-right:12px;font:600 12px/1.35 var(--jp)}.heat-timeline-labels>div{display:flex;align-items:center;justify-content:space-between;gap:4px}.heat-timeline-labels span{display:flex;flex-direction:column;gap:10px;padding-top:0;font:500 11px/1.2 var(--jp)}.heat-timeline-labels i{font-style:normal}.heat-timeline-labels i:last-child{color:var(--accent)}
.heat-timeline-plot{position:relative;min-width:0}.heat-timeline-plot svg{width:100%;height:100%;display:block}.heat-timeline-plot svg *{vector-effect:non-scaling-stroke}.heat-rule{fill:none;stroke:var(--line);stroke-width:1}.heat-temperature,.heat-generation,.heat-price{fill:none;stroke:var(--ink);stroke-width:1.3}.heat-generation{stroke:var(--orange)}.heat-selected-band{fill:rgba(199,68,24,.065)}.heat-old-bar{fill:none;stroke:var(--ink);stroke-width:1}.heat-new-bar{fill:rgba(199,68,24,.22)}.heat-heat{stroke:#ce7a2a}.heat-soft{fill:rgba(206,122,42,.22);stroke:#ce7a2a;stroke-width:1;stroke-dasharray:3 3}.heat-cool{stroke:#376d9b}.heat-cool-bar{fill:rgba(55,109,155,.18);stroke:#376d9b;stroke-width:1;stroke-dasharray:3 3}.heat-new-bar[data-state="running"]{fill:var(--orange);stroke:none}.heat-soft[data-state="running"]{fill:#ce7a2a}.heat-cool-bar[data-state="running"]{fill:#376d9b}.heat-new-bar[data-state="stopped"]{fill:none;stroke:var(--orange);stroke-width:1;stroke-dasharray:3 3}.heat-soft[data-state="stopped"]{stroke:#ce7a2a}.heat-cool-bar[data-state="stopped"]{stroke:#376d9b}.heat-cursor{stroke:var(--orange);stroke-width:1;opacity:.7}
.heat-time-axis{grid-column:2;display:flex;justify-content:space-between;padding-top:10px;font:500 11px/1.4 var(--mono)}.heat-chart-legend{display:flex;flex-wrap:wrap;gap:22px;margin-top:20px;font:500 11px/1.5 var(--jp)}.heat-chart-legend span{display:flex;align-items:center;gap:8px}.heat-chart-legend i{width:16px;height:10px;border:1px solid var(--ink)}.heat-chart-legend span:last-child i{width:34px;border:0;background:linear-gradient(to right,var(--orange) 0 10px,transparent 10px 12px,#ce7a2a 12px 22px,transparent 22px 24px,#376d9b 24px 34px)}.heat-figure figcaption{margin:14px 0 0;max-width:850px;color:#62645e;font:500 11px/1.6 var(--jp)}
/* 住宅設備の情報と指示、電力網へ向かう電力を別の細線で見せる。 */
.grid-figure{grid-column:1/-1;display:block;margin:55px 0 0;padding:28px 0 24px;height:auto;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);overflow:visible}.vpp-stage-head{display:grid;grid-template-columns:36% 28% 36%;text-align:center;gap:0;font:500 11px/1.5 var(--jp)}.vpp-board{position:relative;height:380px;margin-top:22px}.vpp-routes path{fill:none;stroke-width:1.2;vector-effect:non-scaling-stroke}.vpp-state-route{stroke:var(--ink);stroke-dasharray:2 5}.vpp-control-route{stroke:var(--orange);stroke-dasharray:7 6}.vpp-routes .vpp-power-route{stroke:var(--orange);stroke-width:1.4}
.vpp-asset{position:absolute;left:3%;width:24%;display:flex;align-items:center;gap:15px;transform:translateY(-50%);font:600 12px/1.4 var(--jp)}.vpp-asset svg{width:40px;height:40px;flex:0 0 40px;fill:none;stroke:var(--ink);stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}.vpp-home-asset svg{stroke:var(--orange)}.vpp-home-asset{top:19.7368%}.vpp-battery-asset{top:47.3684%}.vpp-heat-asset{top:75%}
.vpp-hub{position:absolute;left:18%;top:47.3684%;width:112px;height:112px;border:1px solid var(--ink);border-radius:50%;background:#dedcd3;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;text-align:center}.vpp-hub svg{width:55px;height:auto;fill:var(--ink)}.vpp-hub b{font:600 11px/1.4 var(--jp);max-width:85px}.vpp-grid{position:absolute;left:84.5455%;top:47.3684%;transform:translate(-50%,-50%);text-align:center}.vpp-grid svg{display:block;width:70px;height:94px;fill:none;stroke:var(--ink);stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}.vpp-grid b{display:block;margin-top:9px;font:600 12px/1.4 var(--jp)}
.vpp-state-packet{background:var(--ink)}.vpp-control-packet{width:7px;height:7px;border:1px solid var(--orange);background:#dedcd3}.vpp-power-packet{background:var(--orange)}
.vpp-figure-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:15px}.vpp-legend{display:flex;flex-wrap:wrap;gap:22px;font:500 11px/1.5 var(--jp)}.vpp-legend span{display:flex;align-items:center;gap:8px}.vpp-legend i{width:30px;height:0;border-top:1px dotted var(--ink)}.vpp-legend .legend-control{border-top:1px dashed var(--orange)}.vpp-legend .legend-power{border-top:1.4px solid var(--orange)}.grid-figure figcaption{font:500 11px/1.6 var(--jp);color:#62645e;margin:14px 0 0}
@media(max-width:800px){.feature-heatpump .feature-copy{display:block}.feature-heatpump .feature-copy>p:last-child{margin:0}.heat-chart-heading{align-items:flex-start;flex-direction:column;gap:8px}.vpp-asset{font-size:11px;gap:9px}.vpp-asset svg{width:32px;height:32px;flex-basis:32px}}
@media(max-width:600px){.heat-flow-stage{height:250px;margin-top:12px}.heat-flow-label{font-size:12px}.heat-air-label,.heat-power-label{width:30%;left:3%;text-align:center;transform:none}.heat-air-label{top:38%}.heat-power-label{top:76%}.heat-room-label,.heat-water-label{left:76%;width:24%;text-align:center;transform:none}.heat-room-label{top:38%}.heat-water-label{top:83%}.heat-flow-label span{display:none}.heat-port{width:32px;height:32px}.heat-machine{top:58%}.heat-machine b{font-size:11px;margin-top:12px}.heat-timeline{grid-template-columns:100px minmax(0,1fr);grid-template-rows:450px auto}.heat-timeline-labels{font-size:11px;padding-right:8px}.heat-timeline-labels span{gap:9px}.heat-decision{font-size:11px}.vpp-stage-head{font-size:11px;grid-template-columns:36% 28% 36%;line-height:1.5}.vpp-board{height:380px}.vpp-asset{left:0;width:27%;flex-direction:column;gap:6px;text-align:center}.vpp-hub{width:78px;height:78px;gap:5px}.vpp-hub svg{width:42px}.vpp-hub b{max-width:60px}.vpp-grid svg{width:42px;height:60px}.vpp-grid b{font-size:11px}.vpp-figure-footer{gap:16px}.vpp-legend{gap:12px}.vpp-legend i{width:20px}}
@media(prefers-reduced-motion:reduce){.heat-cursor{opacity:0}}

.heat-bar-label{position:absolute;transform:translate(-50%,-50%);font:500 11px/1.2 var(--jp);white-space:nowrap;color:#965721;pointer-events:none}.heat-water-bar-label{color:var(--ink)}.heat-cool-bar-label{color:#2b608b}.heat-bar-label[data-state="running"]{color:#fff}.heat-bar-label[data-state="stopped"]{color:var(--ink)}.heat-bar-explanation{margin:16px 0 0;font:500 11px/1.5 var(--jp);color:#62645e}


.vpp-asset{display:grid;grid-template-columns:minmax(0,1fr) 40px;gap:15px}.vpp-asset svg{grid-column:2;grid-row:1}.vpp-asset b{grid-column:1;grid-row:1;text-align:right;min-width:0}.vpp-hub,.vpp-grid,.vpp-asset,.heat-machine,.heat-port{z-index:2}.vpp-hub{transition:border-color .5s}.vpp-grid b{background:#dedcd3;padding:2px 4px}.vpp-packet{width:5px;height:5px}.vpp-control-packet{width:6px;height:6px}.vpp-figure-footer{justify-content:flex-start}
@media(max-width:800px){.vpp-asset{grid-template-columns:minmax(0,1fr) 32px;gap:8px}}
@media(max-width:600px){.vpp-asset{grid-template-columns:minmax(0,1fr) 32px;gap:6px}.vpp-asset b{text-align:right}.vpp-hub{gap:5px}}

.vpp-asset{left:33%;width:34%;display:flex;flex-direction:column;align-items:center;gap:8px;transform:none}.vpp-asset svg{flex:none;background:#dedcd3}.vpp-grid svg{background:#dedcd3}.vpp-asset b{width:100%;text-align:center}.vpp-heat-asset{top:calc(19.7368% - 20px)}.vpp-home-asset{top:calc(47.3684% - 20px)}.vpp-battery-asset{top:calc(75% - 20px)}
@media(max-width:800px){.vpp-heat-asset{top:calc(19.7368% - 16px)}.vpp-home-asset{top:calc(47.3684% - 16px)}.vpp-battery-asset{top:calc(75% - 16px)}}

.vpp-power-direction{position:absolute;left:65%;top:94%;width:65%;max-width:340px;transform:translateX(-50%);margin:0;text-align:center;font:500 11px/1.45 var(--jp);color:var(--accent)}

.vpp-battery-mode{display:block;margin-top:4px;color:var(--accent);font:500 11px/1.4 var(--jp)}

.vpp-asset-name{background:#dedcd3}

@media(max-width:1100px){.heat-bar-label{transform:translateX(-50%);color:var(--ink)!important}.heat-water-bar-label{top:calc(60.5% + 12px)!important}.heat-heat-bar-label{top:calc(77.166667% + 12px)!important}.heat-cool-bar-label{top:calc(93.833333% + 12px)!important}}
.evidence-hems-chart{grid-column:2}
@media(max-width:800px){.evidence-hems-chart{grid-column:1/-1}}
.evidence-chart-axis{gap:10px}
@media(max-width:500px){.evidence-chart-axis{gap:6px}}
.evidence-hems-stat{grid-column:auto;margin-bottom:24px}


.evidence-source a{display:inline-block;max-width:100%}