.edition{font-size:11px;letter-spacing:.09em;color:var(--muted)}.edition span{letter-spacing:0}.language{border:1px solid var(--line);border-radius:99px;background:#fff;padding:10px 16px;min-height:44px;font-size:13px}.view-nav{gap:26px}.premium-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:35px;align-items:center;padding:48px 0 25px}.premium-hero h1,.page-heading h1{font-size:clamp(34px,4vw,56px);letter-spacing:-.05em;line-height:1.08;max-width:16ch;margin:16px 0 20px}.premium-hero figure{position:relative}.premium-hero img{width:100%;display:block}.premium-hero figcaption{color:var(--muted);font-size:11px;text-align:right}.premium-hero .reading{bottom:15%;left:0}.scenarios{margin:24px 0 0}.scenarios button{border-radius:12px;min-height:55px}.page-heading{padding:40px 0 25px}.page-heading h1{max-width:25ch}.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:26px 0 42px}.panel{border:1px solid var(--line);border-radius:16px;padding:28px;background:#fafcfd;min-width:0}.panel h2{font-size:24px;letter-spacing:-.035em;margin-bottom:14px}.panel h3{font-size:18px;margin-bottom:10px}.panel p{color:var(--muted);font-size:15px}.panel .facts{margin-bottom:0}.panel input,.panel select,.panel textarea{width:100%;border:1px solid #99adbb;border-radius:7px;background:white;padding:13px;font:inherit;color:inherit;min-width:0}.panel label{display:block;margin:18px 0 8px;font-size:14px;font-weight:600}.panel small{display:block;font-size:12px;line-height:1.6;color:var(--muted);margin-top:12px}.panel textarea{height:140px;font:12px/1.5 monospace;resize:vertical}.panel .button{margin-top:20px}.panel .actions .button{margin-top:0}.panel .number{font-size:36px;color:#202428;letter-spacing:-.04em;margin:15px 0 8px}.status-line{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding:16px 0;font-size:14px;line-height:1.5}.status-line strong{text-align:right}.status-badge{font-size:11px;border-radius:99px;padding:6px 10px;background:#eff8ff;color:#006393;white-space:nowrap}.history{max-height:none;margin-bottom:45px}.history li{padding:0 18px 23px}.history li span{display:block;color:var(--muted);margin-top:4px}.wide{grid-column:1/-1}.device-list{display:grid;grid-template-columns:1fr 1fr;gap:0 30px}.app-links{display:flex;gap:24px;flex-wrap:wrap}.app-links a{min-height:44px;display:flex;align-items:center;color:var(--link);font-size:14px}.form-note{font-size:12px!important;margin-top:16px}.notice{margin:0 0 25px}.finance-status{margin-bottom:20px}.footer{margin-top:20px}.facts dd{overflow-wrap:anywhere}.diagram{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:22px 0;line-height:1.5;font-size:14px}.diagram b{color:var(--link)}#backup:focus{outline:3px solid var(--link)}
@media(max-width:1000px){.view-nav{gap:18px}.view-nav button{font-size:14px}.masthead nav{gap:15px}.premium-hero{gap:20px}.panel{padding:23px}}
@media(max-width:800px){.premium-hero{grid-template-columns:1fr;padding-top:30px}.premium-hero h1{max-width:19ch;font-size:42px}.premium-hero figure{max-width:500px;margin:auto}.premium-hero figure img{max-height:330px;object-fit:contain}.panel-grid{grid-template-columns:1fr;gap:18px}.masthead{flex-direction:row;align-items:center;padding:20px 0;gap:15px}.masthead nav{gap:8px 16px;justify-content:flex-end}.edition{display:none}.masthead nav a:last-child{width:auto}.view-nav{gap:4px 20px}.view-nav button{font-size:13px;min-height:45px}.page-heading h1{font-size:38px}.premium-hero .reading{left:0;bottom:10%}.energy-strip{grid-template-columns:1fr 1fr}.device-list{grid-template-columns:1fr}}
@media(max-width:400px){.brand{width:126px}.masthead nav{gap:8px}.masthead nav a{font-size:12px}.language{padding:9px 12px}.premium-hero h1{font-size:37px}.panel{padding:21px}.panel-grid{margin-top:15px}.premium-hero .reading strong{font-size:17px}.scenarios button:last-child{flex-basis:auto}.diagram{font-size:12px;gap:8px}.energy-strip strong{font-size:24px}}

/* Audit 1: the same visual rhythm as the landing, with room for the task. */
.wrap{width:min(1320px,calc(100% - 64px))}
.masthead{min-height:76px;gap:24px;padding:0}
.brand{width:156px}
.context{margin:16px 0 20px;line-height:1.5;gap:12px;font-size:12px}
.storage-warning{margin-bottom:20px}
.view-nav{gap:28px}
.view-nav button{min-height:46px;padding-bottom:12px}
.mobile-view{display:none}
.scenarios{margin-top:20px}
.premium-hero{gap:40px;padding:32px 0 24px;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr)}
.premium-hero h1,.page-heading h1{font-size:clamp(34px,3.7vw,54px);line-height:1.08;margin:14px 0 18px;text-wrap:balance}
.premium-hero .lead{font-size:18px;line-height:1.55}
.premium-hero .actions{margin-top:20px}
.premium-hero figure{width:100%;max-width:570px;justify-self:end}
.premium-hero figcaption{font-size:12px;line-height:1.5;margin-top:8px}
.reading{padding:15px 18px;max-width:calc(100% - 24px)}
.reading strong{line-height:1.25}
.reading span,.reading small{font-size:12px}
.energy-strip{padding-block:20px}
.page-heading{padding:32px 0 12px}
.page-heading .lead{max-width:65ch}
.panel-grid{gap:24px;margin:20px 0 36px}
.panel{padding:28px;background:#f7fafc;border-color:#d8e3ea}
.panel h2{line-height:1.2;text-wrap:balance}
.panel h3{line-height:1.35}
.panel .notice{margin:16px 0 0;font-size:14px}
.panel input[aria-invalid=true],.panel textarea[aria-invalid=true]{border:2px solid #a34524}
.panel .facts>div{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr)}
.panel :is(input,select,textarea){font-size:16px}
.panel .number{font-size:clamp(28px,3.6vw,42px);overflow-wrap:anywhere;line-height:1.2}
.history{overflow:visible;margin-top:24px;max-width:900px}
.history li{font-size:15px;padding-bottom:25px}
.history time{font-size:12px}
.history li span{line-height:1.6}
.button{max-width:100%;text-align:center}
.brand-name{white-space:nowrap;font:inherit;text-transform:none;letter-spacing:normal}
#homeText{white-space:nowrap}
.secondary,.language,.panel :is(input,select,textarea){border-color:#778c9b}
.scenarios button[aria-pressed=true]{border-color:#0079ae}
dialog .eyebrow{text-transform:none;letter-spacing:0}
#netCost:focus-visible{outline:3px solid var(--link);outline-offset:5px;border-radius:4px}
@media(min-width:801px) and (max-height:760px){
 .premium-hero{padding-top:24px;gap:32px}
 .premium-hero h1{font-size:clamp(34px,3.4vw,46px);margin:12px 0 16px}
 .premium-hero .lead{font-size:17px}
 .premium-hero figure{max-width:440px}
 .premium-hero .action-hint{margin-top:10px}
 .page-heading{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);column-gap:40px;padding:24px 0 8px}
 .page-heading .eyebrow{grid-column:1;grid-row:1}
 .page-heading h1{grid-column:1;grid-row:2;margin:12px 0 0;font-size:36px}
 .page-heading .lead{grid-column:2;grid-row:1 / 3;align-self:center;font-size:17px}
 .panel{padding:24px}
 .panel .facts{margin-top:16px}
 .panel .facts>div{padding-block:10px}
 .panel .actions{margin-top:18px}
}
@media(max-width:1000px){.view-nav{gap:20px}.panel{padding:24px}}
@media(max-width:800px){
 .wrap{width:calc(100% - 40px)}
 .masthead{min-height:76px;padding:12px 0;gap:14px}
 .brand{width:142px}
 .context{margin:14px 0 18px;gap:5px}
 .premium-hero{grid-template-columns:minmax(0,1fr);gap:20px;padding:26px 0 22px}
 .premium-hero h1{font-size:clamp(32px,5vw,42px);max-width:21ch}
 .premium-hero .lead{font-size:17px}
 .premium-hero figure{justify-self:center;max-width:430px}
 .premium-hero figure img{max-height:280px}
 .premium-hero .reading{bottom:10%;left:0}
 .page-heading{padding:26px 0 10px}
 .page-heading h1{font-size:clamp(32px,5vw,40px)}
 .panel-grid{grid-template-columns:minmax(0,1fr);gap:18px}
 .energy-strip{gap:22px}
 .energy-strip strong{font-size:26px}
}
@media(max-width:640px){
 .view-nav{display:none}
 .mobile-view{display:flex;align-items:center;gap:16px;padding:12px 0;border-block:1px solid var(--line)}
 .mobile-view label{font-size:13px;color:var(--muted);flex:none}
 .mobile-view select{min-width:0;flex:1;min-height:46px;border:1px solid #778c9b;border-radius:8px;padding:10px;background:#fff;color:var(--ink,#202428);font-size:16px}
 .scenarios{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:18px 0 0}
 .scenarios button{justify-content:center;align-items:center;padding:10px 6px;line-height:1.4;font-size:13px;min-height:66px;text-align:center}
 .scenarios button span{display:none}
 .premium-hero figure img{max-height:245px}
 .panel .facts>div{grid-template-columns:1fr;gap:5px}
 .panel{padding:22px}
 .page-heading .lead{font-size:16px}
 .actions{gap:10px}
 .status-badge{white-space:normal}
}
@media(max-width:399px){
 .wrap{width:calc(100% - 32px)}
 .brand{width:126px}
 .masthead nav a{font-size:12px}
 .context{font-size:12px}
 .panel{padding:20px}
 .premium-hero h1{font-size:33px}
 .premium-hero .lead{font-size:16px}
 .mobile-view{gap:10px}
 .mobile-view label{font-size:12px}
}

.explain-details{margin-bottom:24px}.panel summary{font-size:16px;font-weight:650;cursor:pointer;min-height:44px;line-height:1.5}.panel details p,.explain-details p{margin-top:14px}.panel ul{padding-left:22px;line-height:1.7;color:var(--muted);font-size:15px}.panel li+li{margin-top:10px}.context-help{margin-top:26px;border-left:4px solid #22a7f0}.number{overflow-wrap:anywhere}

/* D30: one visual hierarchy for actions, confirmed readings and explanations. */
.panel{background:#fff;box-shadow:0 3px 16px #20242804}
.panel-response{background:#f1f8fc;border-color:#bdd6e6}
.panel-response h2{color:#203f52}
.panel-response .facts dd{font-weight:600}
.panel :is(p,small)+:is(p,details){margin-top:14px}
.panel .eyebrow+h2{margin-top:8px}
.context-help{background:#f5faff;margin:16px 0 24px}
.context-help p{max-width:80ch}
.context-help .button{margin-top:16px}
.history{padding-left:8px}
.history li{padding:0 20px 24px}
.history li strong{display:block;font-size:16px;line-height:1.45}
.history li span{max-width:70ch}
.history time{font-variant-numeric:tabular-nums}
.energy-strip strong,.facts dd,.number{font-variant-numeric:tabular-nums}
.energy-strip{background:#f5faff;border-radius:12px;border:1px solid var(--line);padding:18px 22px}
.diagram>span{padding:12px;border:1px solid var(--line);border-radius:8px;background:#f7fafc}
.page-heading h1{max-width:22ch}
@media(min-width:801px) and (max-height:760px){
 .masthead{min-height:64px}
 .context{margin:10px 0 12px}
 .view-nav button{min-height:42px;padding-bottom:10px}
 .scenarios{margin-top:14px}
 .scenarios button{min-height:48px;padding:10px 16px}
 .premium-hero{padding:20px 0;gap:32px}
 .premium-hero h1{font-size:clamp(30px,5.3svh,38px);margin:10px 0 12px}
 .premium-hero .lead{font-size:16px;line-height:1.5;max-width:51ch}
 .premium-hero .actions{margin-top:16px}
 .premium-hero .action-hint{max-width:58ch}
 .premium-hero figure{max-width:max(240px,calc((100svh - 374px)*1.333))}
 .premium-hero .button{min-height:48px;padding-block:12px}
 .premium-hero .reading{padding:12px 15px;bottom:12%}
 .premium-hero .reading strong{font-size:18px}
 .page-heading{padding-top:24px}
 .page-heading h1{font-size:clamp(30px,3vw,36px)}
}
@media(max-width:800px){
 .panel p,.panel ul{font-size:16px}
 .panel .form-note{font-size:13px!important}
 .diagram{flex-wrap:wrap;justify-content:flex-start}
 .diagram>span{padding:10px}
 .energy-strip{padding:18px;gap:22px 16px}
 .context-help{margin-top:12px}
}
@media(max-width:640px){
 .masthead{min-height:68px;padding:8px 0}
 .context{margin:10px 0 12px}
 .mobile-view{padding:10px 0}
 .scenarios{margin-top:14px}
 .premium-hero{padding-top:22px}
 .reading{box-shadow:0 5px 20px #2024280d}
}