:root{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#263a39;background:#fff;font-synthesis:none;color-scheme:light;--ink:#263a39;--muted:#687775;--gold:#e3a83f;--gold-soft:#fbf5e6;--blue:#5597c8;--line:#e7ebe7;--green:#52766b}
*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,summary{cursor:pointer}button{color:inherit}button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #6b9e8c;outline-offset:4px}button:disabled{cursor:default;opacity:.5}[hidden]{display:none!important}.solar-app{max-width:1480px;padding:42px 48px 28px;margin:0 auto}.page-header{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:18px}.eyebrow{font-size:11px;font-weight:650;letter-spacing:.19em;margin:0 0 12px;color:#72857d;display:flex;align-items:center;gap:9px}.sun-mark{font-size:24px;color:#c08b32;letter-spacing:0;font-weight:400}h1{font-family:Georgia,"Times New Roman",serif;font-weight:400;letter-spacing:-.045em;font-size:clamp(30px,3vw,46px);line-height:1.12;margin:0}.intro{font-size:14px;line-height:1.6;color:var(--muted);margin:12px 0 0}.button{border:1px solid transparent;border-radius:40px;display:inline-flex;align-items:center;gap:12px;padding:14px 20px;min-height:48px;font-weight:500;font-size:14px;white-space:nowrap;transition:background .2s,transform .2s}.button:hover{transform:translateY(-1px)}.button-dark{background:var(--ink);color:#fff}.button-dark:hover{background:#38564f}.duration{opacity:.65;border-left:1px solid #ffffff3b;padding-left:12px;font-size:12px}.experience{display:grid;grid-template-columns:minmax(0,1fr) 296px;gap:26px;align-items:center}.visual-column{min-width:0}.scene-heading{display:flex;justify-content:space-between;align-items:center;padding:12px 28px 0}.time-tag{display:flex;gap:8px;align-items:center;font-size:13px;font-weight:500;color:#6e7d76}.time-tag>span:first-child{font-size:18px;color:#cda04c}.model-label{font-size:11px;font-weight:500;letter-spacing:.03em;color:#687775}.scene-area{height:480px;position:relative;isolation:isolate;overflow:hidden;margin:-5px -18px -22px}.scene-area::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 50% 51%,transparent 54%,#ffffff30 69%,#fff 92%);pointer-events:none;z-index:2}#scene{width:100%;height:100%;display:block;touch-action:pan-y;transition:opacity .45s}#scene[data-interactive=true]{cursor:pointer}.scene-poster{position:absolute;inset:0;z-index:1;display:flex;align-items:center;justify-content:center;background:#fff;transition:opacity .45s}.scene-poster img{width:100%;height:100%;object-fit:contain}.scene-poster.loaded{opacity:0;pointer-events:none}.loading-label{position:absolute;bottom:35px;font-size:12px;color:var(--muted);background:#ffffffd9;border-radius:20px;padding:7px 14px;z-index:4}.scene-tooltip{position:absolute;z-index:6;pointer-events:none;background:#263a39;color:#fff;border-radius:8px;padding:8px 12px;font-size:12px;box-shadow:0 8px 24px #263a3920;max-width:180px}.story-caption{display:flex;align-items:flex-start;justify-content:center;gap:11px;min-height:66px;position:relative;z-index:3;padding:0 16px;text-align:center}.caption-mark{width:7px;height:7px;background:var(--gold);border-radius:50%;margin-top:8px;flex-shrink:0}.story-caption h2{font-size:17px;font-weight:500;line-height:1.45;margin:0}.story-caption p{margin:6px 0 0;font-size:12px;color:var(--muted);line-height:1.5}.metric-label{display:flex;gap:6px;align-items:center;justify-content:center;font-size:12px;color:var(--muted);min-height:20px;white-space:nowrap}.swatch{width:6px;height:6px;border-radius:50%;display:inline-block;flex-shrink:0}.swatch.solar{background:#d9a23a}.swatch.home{background:#6a897b}.swatch.grid{background:var(--gold)}.control-column{padding:12px 0 0}.credit-card{background:linear-gradient(130deg,#fcf8ef,#f8f1e0);border:1px solid #f1e7d1;border-radius:18px;padding:22px 24px 18px;position:relative;overflow:hidden}.credit-heading{display:flex;gap:8px;align-items:center;font-size:12px;font-weight:500;color:#78613d}.account-symbol{font-size:25px;line-height:1;transform:rotate(90deg);color:#b89963}.help-button{margin-left:auto;border:1px solid #d9c9a9;color:#9c845a;border-radius:50%;background:transparent;width:21px;height:21px;min-width:21px;padding:0;font-size:11px}.credit-value{display:flex;gap:10px;align-items:baseline;margin:17px 0 9px}.credit-value>span:first-child{font-size:56px;letter-spacing:-.055em;font-weight:400;line-height:1.1;font-variant-numeric:tabular-nums;color:#493f2e}.credit-value>span:last-child{font-size:16px;color:#78613d}.credit-status{display:flex;justify-content:space-between;align-items:center;color:#78613d;font-size:12px;min-height:20px;gap:12px}.credit-note{font-size:12px;color:#78613d;line-height:1.65;margin:16px 0 0;border-top:1px solid #e9ddc6;padding-top:12px}.unoffset{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:13px;font-size:12px;color:#775f3f}.unoffset strong{font-weight:500;font-variant-numeric:tabular-nums}.appliance-heading{margin:26px 0 12px}.appliance-heading h2{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:23px;letter-spacing:-.03em;margin:0 0 6px}.appliance-heading p{font-size:12px;color:var(--muted);margin:0}.appliances{border-top:1px solid var(--line)}.appliance{display:flex;align-items:center;position:relative;gap:11px;cursor:pointer;min-height:67px;border-bottom:1px solid var(--line);padding:9px 0;border-radius:0;transition:background .15s}.appliance:hover{background:#f8faf7}.appliance-icon{font-size:27px;color:#84978d;width:28px;text-align:center}.dryer-icon{font-size:24px;border:1px solid #b9c6bb;border-radius:5px;height:27px;line-height:22px}.appliance-text{display:flex;flex-direction:column;gap:4px;flex:1}.appliance strong{font-size:13px;font-weight:500}.appliance small{font-size:11px;color:#687775;font-variant-numeric:tabular-nums}.appliance input{position:absolute;right:0;width:44px;height:40px;opacity:0;margin:0;cursor:pointer;z-index:1}.switch{width:36px;height:22px;border-radius:20px;background:#e4e9e4;position:relative;transition:background .2s;flex-shrink:0}.switch:after{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:#fff;top:3px;left:3px;box-shadow:0 1px 3px #263a3918;transition:transform .2s}.appliance input:checked+.switch{background:#608574}.appliance input:checked+.switch:after{transform:translateX(14px)}.appliance input:focus-visible+.switch{outline:3px solid #6b9e8c;outline-offset:4px}.more-appliances summary{list-style:none;display:flex;justify-content:space-between;padding:13px 0 4px;font-size:12px;color:#687775;min-height:38px}.more-appliances summary::-webkit-details-marker,.explanation summary::-webkit-details-marker{display:none}.more-appliances[open] summary span{transform:rotate(45deg)}.background-use{font-size:11px;color:#687775;margin:13px 0 0}.background-use strong{font-weight:400;white-space:nowrap}.timeline{display:flex;align-items:center;gap:27px;margin-top:24px;border-top:1px solid var(--line);padding:24px 0 0}.play-button{background:#f3f6f2;border:1px solid #e3e9e2;padding:12px 18px;min-height:45px;min-width:156px;display:flex;gap:10px;align-items:center;justify-content:center;border-radius:30px;font-size:13px;font-weight:500;white-space:nowrap}.play-button:hover{background:#e8f0e6}.time-slider{flex:1;min-width:0;padding-top:11px}.time-slider input{width:100%;display:block;appearance:none;background:linear-gradient(to right,#d8ae5b var(--progress,25%),#e9eee7 var(--progress,25%));border:0;height:4px;border-radius:5px;cursor:pointer;margin:0;touch-action:pan-y}.time-slider input::-webkit-slider-thumb{appearance:none;height:15px;width:15px;border-radius:50%;background:#fff;border:3px solid #ccaa65;box-shadow:0 0 0 4px #fff}.time-slider input::-moz-range-thumb{height:10px;width:10px;border-radius:50%;background:#fff;border:3px solid #ccaa65}.time-ticks{display:flex;align-items:center;justify-content:space-between;margin:10px -10px 0}.time-ticks button{background:transparent;border:0;font-size:11px;color:#687775;padding:6px 10px;min-height:30px}.time-ticks button:hover{color:var(--ink)}.secondary-actions{display:flex;gap:14px;align-self:flex-start;padding-top:6px}.text-button{background:transparent;border:0;padding:9px 0;font-size:12px;color:#687775;white-space:nowrap;min-height:34px}.text-button:hover{color:#263a39;text-decoration:underline}.underbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:6px 0 16px}.underbar>p{font-size:11px;color:#687775;line-height:1.5;margin:0}.view-options{display:flex;gap:18px;align-items:center;flex-shrink:0}.motion-option{font-size:11px;color:#687775;display:flex;gap:6px;align-items:center;cursor:pointer}.motion-option input{accent-color:var(--green);width:13px;height:13px}.explanation{border-top:1px solid #f0f2ee;padding-top:3px}.explanation>summary{list-style:none;font-size:12px;color:#687775;display:flex;justify-content:space-between;align-items:center;min-height:40px;padding:8px 0}.explanation[open]>summary span{transform:rotate(45deg)}.explanation-content{display:grid;grid-template-columns:1fr 1fr;gap:10px 32px;padding:4px 0 16px}.explanation-content p{font-size:13px;line-height:1.7;color:var(--muted);margin:0}.explanation-content strong{font-weight:550;color:#40574c}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.simple-diagram{position:absolute;bottom:35px;left:12%;right:12%;display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;text-align:center;z-index:4;padding:13px;background:#ffffffed;border:1px solid var(--line);border-radius:14px;font-size:12px}.simple-diagram>span:nth-child(3),.simple-diagram>span:nth-child(6){display:none}.simple-diagram>span:nth-child(1){grid-column:1;grid-row:1}.simple-diagram>strong:nth-child(2){grid-column:1;grid-row:2;color:#b38535}.simple-diagram>span:nth-child(4){grid-column:2;grid-row:1}.simple-diagram>strong:nth-child(5){grid-column:2;grid-row:2;color:#6b8976}.simple-diagram>span:nth-child(7){grid-column:3;grid-row:1}.simple-diagram>strong:nth-child(8){grid-column:3;grid-row:2;color:#7b98a7}.solar-app[data-reduced=true] *{animation:none!important;transition:none!important}.solar-app[data-embed=true]{padding:18px 24px;max-width:1440px}.solar-app[data-embed=true] .page-header{display:none}.noscript{font-size:15px;line-height:1.7}.solar-app[data-simple=true] #scene{opacity:0}.solar-app[data-simple=true] .scene-poster{opacity:1;pointer-events:none}.solar-app[data-simple=true] .scene-area:after{opacity:.6}

@media(min-width:1600px){.scene-area{height:540px}.solar-app{padding-top:52px}}
@media(max-width:1100px){.solar-app{padding:30px 28px 22px}.experience{grid-template-columns:minmax(0,1fr) 270px;gap:12px}.scene-area{height:420px}.credit-card{padding:19px}.appliance-heading h2{font-size:21px}.metric-label{font-size:11px}.timeline{gap:16px}.secondary-actions{gap:10px}.intro{max-width:470px}.story-caption h2{font-size:15px}.underbar{align-items:flex-start}.underbar>p{max-width:60%}}
@media(max-width:800px){.solar-app{padding:26px 20px 20px}.page-header{align-items:flex-start;margin-bottom:24px}.intro{font-size:13px;max-width:400px}.page-header .button{padding:11px 16px;font-size:12px;min-height:42px;margin-top:25px}.duration{display:none}.experience{grid-template-columns:minmax(0,1fr) 230px;gap:12px}.scene-area{height:340px;margin:0 -20px -9px}.scene-heading{padding:4px 5px}.model-label{font-size:10px}.credit-card{padding:17px}.credit-value>span:first-child{font-size:44px}.credit-heading{font-size:11px}.help-button{display:none}.appliance strong{font-size:12px}.appliance-icon{width:24px;font-size:22px}.appliance{gap:8px;min-height:60px}.appliance-heading{margin-top:20px}.appliance-heading h2{font-size:19px}.credit-note{font-size:11px}.metric-label{font-size:10px;gap:4px}.play-button{min-width:130px;font-size:12px;padding:10px 12px}.time-ticks button{font-size:10px}.timeline{gap:13px}.secondary-actions{flex-direction:column;gap:0;padding-top:0}.secondary-actions button{padding:3px;min-height:25px}.view-options{gap:12px}.story-caption{min-height:77px}.story-caption p{font-size:11px}}
@media(max-width:640px){.solar-app,.solar-app[data-embed=true]{padding:24px 18px 20px}.eyebrow{font-size:10px;margin-bottom:10px}.sun-mark{font-size:20px}h1{font-size:32px}.page-header{display:block;margin-bottom:20px}.intro{font-size:13px;margin-top:9px}.page-header .button{margin-top:17px}.experience{display:flex;flex-direction:column;gap:22px}.visual-column,.control-column{width:100%}.scene-heading{padding:0 5px}.scene-area{height:350px;margin:0 -18px -15px}.scene-area::after{background:radial-gradient(ellipse at 50% 53%,transparent 57%,#fff5 74%,#fff 98%)}.story-caption{min-height:58px;padding:0 7px}.story-caption h2{font-size:15px}.story-caption p{font-size:12px}.metric-label{font-size:11px}.control-column{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;padding:0}.credit-card{grid-column:1;grid-row:1/4;align-self:start;padding:17px 14px}.credit-heading{font-size:11px;gap:5px;line-height:1.4}.account-symbol{font-size:22px}.credit-value{gap:7px;margin-top:18px}.credit-value>span:first-child{font-size:40px}.credit-value>span:last-child{font-size:13px}.credit-status{font-size:10px;gap:4px;line-height:1.4}.credit-note{font-size:10px;padding-top:11px;margin-top:14px}.appliance-heading{margin:0 0 9px}.appliance-heading h2{font-size:18px;line-height:1.15}.appliance-heading p{font-size:11px;line-height:1.5}.appliances{grid-column:2}.appliance{min-height:57px;gap:7px}.appliance-icon{display:none}.appliance-text{gap:4px}.appliance strong{font-size:11px;line-height:1.4}.appliance small{font-size:10px}.switch{width:30px;height:19px}.switch:after{width:13px;height:13px}.appliance input:checked+.switch:after{transform:translateX(11px)}.background-use{grid-column:1/3;font-size:11px;text-align:center;margin:14px 0 0}.more-appliances summary{font-size:10px;line-height:1.4;gap:5px;min-height:34px}.timeline{flex-wrap:wrap;margin-top:22px;padding-top:18px;gap:12px;position:relative}.play-button{order:1;min-width:145px}.secondary-actions{order:2;margin-left:auto;flex-direction:row;gap:18px;align-self:center}.secondary-actions button{font-size:12px;min-height:35px}.time-slider{order:3;flex-basis:100%;padding-top:12px}.time-ticks{margin-top:11px}.time-ticks button{font-size:10px;min-height:34px}.underbar{display:block;margin-top:4px}.underbar>p{max-width:none;font-size:11px;min-height:34px}.view-options{justify-content:space-between;margin-top:6px}.motion-option{font-size:12px;min-height:35px}.text-button{font-size:12px}.explanation-content{grid-template-columns:1fr;gap:12px}.explanation-content p{font-size:13px}.explanation>summary{font-size:12px;min-height:44px}.simple-diagram{left:10%;right:10%;bottom:25px}.unoffset{font-size:10px}.control-column .help-button{display:none}}
@media(max-width:360px){.solar-app,.solar-app[data-embed=true]{padding-inline:13px}h1{font-size:29px}.scene-area{height:305px;margin-inline:-13px}.model-label{font-size:9px}.metric-label{font-size:10px}.control-column{gap:0 12px}.credit-value>span:first-child{font-size:34px}.appliance strong{font-size:11px}.credit-heading{font-size:10px}.credit-card{padding:14px 11px}.story-caption h2{font-size:14px}.story-caption p{font-size:11px}.appliance-heading h2{font-size:17px}.time-ticks button{padding-inline:5px}.time-ticks{margin-inline:-5px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important}}

/* Comfortable controls and readable labels on smaller screens. */
.time-slider input{height:24px;background-size:100% 4px;background-position:center;background-repeat:no-repeat}.time-ticks{margin-top:0}.appliance strong{font-size:14px}.appliance small,.background-use,.underbar>p,.motion-option{font-size:12px}.model-label{font-size:12px}.more-appliances summary{min-height:44px}.time-ticks button{min-height:44px}.credit-note{font-size:12px}.help-button{width:28px;height:28px;min-width:28px}.text-button{min-height:40px}
@media(max-width:640px){.control-column{grid-template-columns:1fr;gap:0}.credit-card{grid-column:1;grid-row:auto;display:grid;grid-template-columns:1fr auto;column-gap:20px;padding:18px 20px}.credit-heading{grid-column:1;grid-row:1;font-size:12px}.credit-value{grid-column:2;grid-row:1/3;margin:0;align-self:center}.credit-value>span:first-child{font-size:44px}.credit-status{grid-column:1;grid-row:2;font-size:12px;margin-top:10px}.credit-note{grid-column:1/3;font-size:12px;margin-top:14px;padding-top:10px}.credit-note br{display:none}.credit-note br:after{content:" "}.unoffset{grid-column:1/3;grid-row:4;font-size:12px}.appliance-heading{grid-column:1;margin:22px 0 12px}.appliance-heading h2{font-size:23px}.appliance-heading p{font-size:12px}.appliances{grid-column:1}.appliance{min-height:62px;gap:12px}.appliance-icon{display:block;font-size:25px;width:28px}.appliance strong{font-size:14px}.appliance small{font-size:12px}.switch{width:36px;height:22px}.switch:after{width:16px;height:16px}.appliance input:checked+.switch:after{transform:translateX(14px)}.background-use{grid-column:1;font-size:12px}.more-appliances summary{font-size:12px}.model-label{font-size:11px}.metric-label{font-size:11px}.time-ticks button{font-size:11px}.underbar>p{font-size:12px}.credit-note br{display:initial}.simple-diagram{left:6%;right:6%}}

.scene-area{margin-bottom:0}.scene-area::after{background:linear-gradient(to top,#fff 0%,#fff0 17%),radial-gradient(ellipse at 50% 48%,transparent 45%,#ffffff90 76%,#fff 96%)}@media(max-width:640px){.scene-area{margin-bottom:0}.scene-area::after{background:linear-gradient(to top,#fff 0%,#fff0 14%),radial-gradient(ellipse at 50% 48%,transparent 50%,#fff6 78%,#fff 100%)}}

/* Interactive reference house */
.solar-app{padding:28px 36px 20px;max-width:1560px}
.page-header{margin-bottom:8px}.eyebrow{margin-bottom:8px}h1{font-size:clamp(32px,3vw,44px)}.intro{margin-top:9px}
.experience{grid-template-columns:minmax(0,1fr) 304px;gap:28px;align-items:center}
.scene-heading{padding:8px 16px 0}
.scene-area{height:auto;aspect-ratio:1.68;margin:0 -12px;min-height:400px}
.scene-area::after{background:linear-gradient(to top,#fff 0%,#fff0 12%),radial-gradient(ellipse at 49% 48%,transparent 50%,#ffffff66 77%,#fff 100%)}
.story-caption{min-height:62px;padding:0 14px}.story-caption h2{font-size:17px}.story-caption p{font-size:12px;margin-top:5px}

.balance-equation{margin:8px 10px 0;text-align:center;font-size:11px;font-variant-numeric:tabular-nums;color:#65776e;line-height:1.6}
.equation-unit{color:#839189;margin-left:8px}
.control-column{padding:8px 0 0}.credit-card{padding:17px 20px 14px;border-radius:16px}
.credit-value{margin:10px 0 5px}.credit-value>span:first-child{font-size:47px}
.credit-rate{font-size:11px;color:#8c7347;margin:6px 0 0;line-height:1.45;font-variant-numeric:tabular-nums}
.credit-note{font-size:11px;margin-top:10px;padding-top:9px;line-height:1.5}
.ledger-mini{display:flex;justify-content:space-between;gap:14px;margin-top:12px;font-size:10px;color:#8d7955}
.ledger-mini>span{display:flex;flex-direction:column;gap:4px}.ledger-mini>span:last-child{text-align:right}
.ledger-mini strong{font-size:13px;font-weight:500;font-variant-numeric:tabular-nums;color:#736143}.ledger-mini strong:after{content:" kWh";font-size:10px;font-weight:400}
.appliance-heading{margin:18px 0 10px}.appliance-heading h2{font-size:23px}.appliance-heading p{font-size:12px}
.appliance{min-height:53px;padding:7px 0;gap:11px}.appliance strong{font-size:13px}.appliance small{font-size:11px}.appliance-text{gap:4px}
.appliance-icon{font-size:24px;flex-shrink:0}.appliance.is-on .appliance-icon{color:#477e68}
.appliance [data-status]{margin-left:5px;border-radius:4px;font-size:10px;padding:1px 4px;background:#edf0ec;color:#7b8880}
.appliance.is-on [data-status]{background:#e8f2eb;color:#426b53}
.bulk-controls{display:flex;gap:8px;margin-top:12px}.bulk-controls button{flex:1;min-height:34px;border:1px solid #e4eae3;border-radius:8px;background:#f8faf6;font-size:11px;color:#60786a}
.bulk-controls button:hover{background:#e9f1e7}.background-use{font-size:11px;line-height:1.55;margin-top:10px}
.timeline{padding-top:17px;margin-top:18px;gap:22px}.play-button{min-width:108px}
.secondary-actions{align-items:center;gap:14px;padding-top:2px}.speed-control{font-size:11px;display:flex;align-items:center;gap:6px;color:#687775}
.speed-control select{border:1px solid #dce5db;border-radius:8px;padding:8px 5px;font:inherit;color:#466352;background:#f8faf6;min-height:36px}
select:focus-visible{outline:3px solid #6b9e8c;outline-offset:3px}.underbar{margin-bottom:7px}.explanation a{color:#416b5b}
@media(min-width:1600px){.scene-area{height:auto}.solar-app{padding-top:36px}}
@media(max-width:1150px){.solar-app{padding:24px}.experience{grid-template-columns:minmax(0,1fr) 280px;gap:16px}.scene-area{aspect-ratio:1.55;min-height:430px}.credit-card{padding:16px}.scene-heading{padding-inline:6px}.secondary-actions{gap:10px}.timeline{gap:16px}}
@media(max-width:850px){.solar-app{padding:20px}.experience{grid-template-columns:minmax(0,1fr) 248px;gap:14px}.scene-area{min-height:390px;aspect-ratio:auto}.scene-heading{gap:8px}.model-label{font-size:10px}.credit-value>span:first-child{font-size:40px}.appliance strong{font-size:12px}.appliance-icon{display:none}.appliance-heading h2{font-size:21px}.story-caption h2{font-size:15px}.metric-label{font-size:10px}.equation-unit{display:block;margin-left:0}.secondary-actions{flex-direction:row}.page-header .button{margin-top:18px}.timeline{flex-wrap:wrap}.play-button{order:1}.time-slider{order:3;flex-basis:100%;padding-top:0}.secondary-actions{order:2;margin-left:auto}.credit-rate{font-size:10px}}
@media(max-width:640px){
 .solar-app,.solar-app[data-embed=true]{padding:22px 18px 16px}.page-header{margin-bottom:16px}.page-header .button{min-height:44px;margin-top:15px}.duration{display:inline}h1{font-size:32px}
 .experience{display:flex;gap:20px}.scene-area{min-height:0;height:330px;aspect-ratio:auto;margin-inline:-18px}.scene-heading{padding:0}
 .story-caption{min-height:70px;padding:0}.story-caption h2{font-size:15px}.metric-label{font-size:11px}
 .balance-equation{font-size:11px;margin-top:7px}.equation-unit{display:inline;margin-left:5px}
 .control-column{display:block;padding:0}.credit-card{display:grid;grid-template-columns:1fr auto;column-gap:16px;padding:17px 20px}
 .credit-heading{grid-column:1;grid-row:1;font-size:12px}.credit-value{grid-column:2;grid-row:1/4;align-self:center;margin:0;gap:6px}
 .credit-value>span:first-child{font-size:41px}.credit-value>span:last-child{font-size:13px}
 .credit-status{grid-column:1;grid-row:2;font-size:12px;margin-top:8px}.credit-rate{grid-column:1;grid-row:3;font-size:10px;margin-top:4px}
 .ledger-mini{grid-column:1/3;grid-row:4;margin-top:12px;flex-direction:row;font-size:11px}.ledger-mini>span{flex-direction:row;gap:8px;align-items:center}.ledger-mini strong{font-size:12px}.ledger-mini strong:after{display:none}
 .credit-note{grid-column:1/3;grid-row:6;font-size:11px;line-height:1.5}.credit-note br{display:none}.unoffset{grid-column:1/3;grid-row:5;font-size:12px}
 .appliance-heading{margin-top:22px}.appliance-heading h2{font-size:24px}.appliance-heading p{font-size:12px}
 .appliance{min-height:60px;gap:13px}.appliance-icon{display:block;font-size:26px}.appliance strong{font-size:14px}.appliance small{font-size:12px}
 .appliance [data-status]{font-size:11px}.bulk-controls button{min-height:44px;font-size:12px}.background-use{font-size:11px;text-align:left;margin-top:10px}
 .timeline{margin-top:22px;padding-top:18px;gap:14px}.play-button{min-width:100px;min-height:44px}.speed-control{font-size:11px}.speed-control select{min-height:44px}
 .secondary-actions{gap:12px}.secondary-actions button{min-height:44px;font-size:11px}.time-ticks button{font-size:10px;padding-inline:5px}
 .underbar>p{font-size:11px}.view-options{margin-top:4px}.motion-option{font-size:12px}.scene-area::after{background:linear-gradient(to top,#fff 0%,#fff0 12%),radial-gradient(ellipse at 50% 49%,transparent 53%,#fff5 79%,#fff 103%)}
}
@media(max-width:360px){.solar-app,.solar-app[data-embed=true]{padding-inline:13px}h1{font-size:29px}.scene-area{margin-inline:-13px;height:300px}.credit-value>span:first-child{font-size:36px}.credit-card{padding:15px}.credit-heading{font-size:11px}.ledger-mini{font-size:10px}.metric-label{font-size:10px}.secondary-actions{gap:8px}.speed-control{gap:3px}}

@media(max-width:640px){.scene-area{height:280px}}@media(max-width:360px){.scene-area{height:265px}}
/* Size from the scene width, never the auto-resizing iframe's height. */
@media(min-width:851px){.scene-area{height:auto;aspect-ratio:1.68;min-height:400px}}


/* Direct object interaction and a quiet, shared-scale credit display. */
.story-caption{display:flex;align-items:center;justify-content:center;gap:9px;min-height:42px;padding:0 14px}
.story-caption h2{margin:0;font-size:16px;line-height:1.4;font-weight:500}
.caption-mark{flex-shrink:0;margin:0}
.credit-card{display:block;padding:22px;border:1px solid #eee7d9;background:linear-gradient(140deg,#fffaf0,#fbfaf6);border-radius:18px}
.credit-heading{font-size:14px;font-weight:500;letter-spacing:0;color:#786443;display:flex;align-items:center;justify-content:space-between}
.credit-value{display:flex;align-items:baseline;gap:9px;margin:12px 0 16px}
.credit-value>span:first-child{font-size:54px;line-height:1.05;letter-spacing:-2px;font-weight:450;font-variant-numeric:tabular-nums}
.credit-value>span:last-child{font-size:13px;color:#88795f}
.credit-bar{height:10px;overflow:hidden;border-radius:8px}
.credit-bar>span{display:block;height:100%;width:0;max-width:100%;border-radius:inherit;transition:width .18s linear}
.credit-bar-gold{background:#eee7d8}.credit-bar-gold>span{background:linear-gradient(90deg,#dfac43,#efc46d)}
.credit-comparison{height:14px;position:relative;background:#e9ede7}
.credit-comparison>span{position:absolute;left:0;top:0}
#credits-earned-fill{height:100%;background:rgba(227,168,63,.38);box-shadow:inset 0 0 0 1px rgba(194,139,40,.18)}
#credits-used-fill{top:4px;height:6px;background:linear-gradient(90deg,#5597c8,#7fb4d7)}
.credit-comparison-key{display:flex;align-items:center;gap:6px;font-size:11px;line-height:1.4;color:#836a3d;margin:7px 0 0}
.credit-comparison-key>span{width:14px;height:7px;border-radius:4px;background:rgba(227,168,63,.38);box-shadow:inset 0 0 0 1px rgba(194,139,40,.18);flex-shrink:0}
.used-heading{display:flex;align-items:center;justify-content:space-between;margin:20px 0 9px;font-size:12px;color:#527e9d}
.used-heading>span{display:flex;align-items:center;gap:6px}.used-heading strong{font-size:16px;font-weight:500;font-variant-numeric:tabular-nums}
.grid-blue{background:#5597c8}.unoffset{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:16px;padding-top:13px;border-top:1px solid #dbe5ec;color:#527e9d;font-size:11px}
.unoffset strong{font-weight:500;font-variant-numeric:tabular-nums;white-space:nowrap}
.appliance-heading{margin:20px 0 8px}.appliance-heading h2{font-size:22px}
.appliance{min-height:46px;padding:7px 0}.appliance strong{font-size:13px;font-weight:450}
.bulk-controls{margin-top:12px}.bulk-controls button{min-height:36px}
.example-numbers>strong{font-size:13px;font-weight:550;color:#40574c}
.example-numbers .equation-unit{display:inline;margin-left:3px}
.example-numbers .ledger-mini{margin-top:9px;max-width:380px;font-size:12px;color:#687775}
.example-numbers .ledger-mini>span{flex-direction:column;align-items:flex-start}
.example-numbers .ledger-mini>span:last-child{align-items:flex-end}
.example-numbers .ledger-mini strong{font-size:13px;color:#40574c}
.example-numbers .ledger-mini strong:after{display:inline;content:" kWh";font-size:11px}
@media(max-width:850px){.credit-card{padding:18px}.credit-value>span:first-child{font-size:46px}.story-caption h2{font-size:14px}}
@media(max-width:640px){
 .story-caption{min-height:48px;padding:0 3px}.story-caption h2{font-size:14px}
 .credit-card{display:block;padding:20px 22px}.credit-heading{font-size:14px}
 .credit-value{margin:10px 0 14px;gap:8px}.credit-value>span:first-child{font-size:48px}
 .control-column .help-button{display:block;width:32px;height:32px}
 .used-heading{margin-top:17px}.appliance{min-height:48px}.appliance strong{font-size:14px}
 .appliance-heading{margin:20px 0 6px}.appliance-heading h2{font-size:22px}
 .bulk-controls button{min-height:44px}.unoffset{font-size:12px}
}

.offset-summary{margin:16px 0 0;padding-top:13px;border-top:1px solid #e8e1d2;font-size:13px;font-weight:500;color:#796038}
.simple-diagram.simple-flow{display:block;font-size:13px;line-height:1.5}
.simple-flow strong{font-weight:500;color:#40574c}
.simple-explanation{display:block;max-width:860px;padding:6px 0 18px}
.simple-explanation>p{margin:0 0 12px;font-size:14px;line-height:1.65}
.simple-explanation>.example-scope{font-size:12px;margin-top:16px}
.math-details{margin-top:14px;border-top:1px solid var(--line)}
.math-details>summary{padding:12px 0;min-height:44px;font-size:12px;color:var(--muted)}
.math-content{display:grid;grid-template-columns:1fr 1fr;gap:16px 28px;padding-top:6px}
.math-content p{font-size:12px;line-height:1.7}
@media(max-width:640px){.math-content{grid-template-columns:1fr}.credit-value>span:last-child{font-size:14px}.appliance-heading h2{font-size:21px}}

/* The host supplies the embedded heading; playback lives beside the timeline. */
.solar-app[data-embed=true] .page-header{display:none}
@media(max-width:640px){
 .solar-app{display:flex;flex-direction:column}
 .experience{display:contents}
 .page-header{order:0}.visual-column{order:1}.timeline{order:2}.control-column{order:3}.underbar{order:4}.explanation{order:5}
 .timeline{margin:16px 0 22px;padding-top:16px}
 .control-column{padding-top:0}
 .solar-app[data-embed=true]{padding:14px 16px 20px}
 .solar-app[data-embed=true] .scene-area{margin-inline:-16px}
 .solar-app[data-embed=true] .page-header{margin-bottom:20px}
 .solar-app[data-embed=true] .page-header .button{width:100%;justify-content:center;min-height:46px}
 .appliance input{width:48px;height:48px}
 .time-ticks button,.secondary-actions button,.view-options .text-button{min-height:44px}
}

/* Routine status stays attached to each switch, including on small screens. */
.bulk-controls{flex-wrap:wrap}.bulk-controls #auto-routine{margin-right:auto}.appliance-heading p{line-height:1.5}.appliance small{font-size:10px}.appliance-text{gap:3px}.appliance [data-status]{align-self:flex-start;margin-left:0}

/* Mobile starts with the lesson; optional controls open only when requested. */
.appliance-drawer>summary,.mobile-routine-note{display:none}
.appliance [data-status]:not([data-manual=true]){display:none}
.underbar{align-items:flex-start;margin:6px 0 8px}
.underbar>p{padding:12px 0;max-width:none}
.more-options{display:block;min-width:70px;max-width:100%;margin-left:auto}
.more-options>summary{display:flex;align-items:center;justify-content:flex-end;gap:12px;list-style:none;min-height:44px;padding:10px 0;font-size:12px;color:var(--muted)}
.more-options>summary::-webkit-details-marker{display:none}
.more-options[open]>summary>span{transform:rotate(45deg)}
#more-options-content{width:350px;max-width:100%;padding:2px 0 12px}
#more-options-content .secondary-actions{margin:0;padding:0;display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
#more-options-content .view-options{margin-top:6px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media(max-width:640px){
 .solar-app,.solar-app[data-embed=true]{padding:12px 16px 18px}
 .page-header{display:block;margin:8px 0 18px}
 .page-header .eyebrow,.page-header .intro,
 .solar-app[data-embed=true] .page-header,.model-label{display:none}
 .visual-column{order:1}
 .scene-heading{padding:0}.scene-area{margin-inline:-16px}
 .story-caption{min-height:40px;margin:0 0 12px;padding:0 4px}
 .control-column{display:contents}
 .credit-card{order:2;display:grid;grid-template-columns:1fr auto;gap:0 12px;padding:14px 16px;border-radius:14px;width:100%;align-self:stretch}
 .credit-heading{grid-column:1;grid-row:1;font-size:12px}
 .credit-card .help-button,.credit-value>span:last-child{display:none}
 .credit-value{grid-column:2;grid-row:1;margin:0 0 7px;justify-content:flex-end}
 .credit-value>span:first-child{font-size:30px;letter-spacing:-1px}
 .credit-bar{height:8px}
 #credits-left-bar{grid-column:1/3;grid-row:2}
 .used-heading{grid-column:1/3;grid-row:3;margin:12px 0 7px;font-size:12px}
 .used-heading strong{font-size:18px}
 #credits-used-bar{grid-column:1/3;grid-row:4;height:12px}
 #credits-used-fill{height:4px}
 .credit-comparison-key{grid-column:1/3;grid-row:5;margin-top:5px}
 .offset-summary{grid-column:1/3;grid-row:6;font-size:12px;margin-top:12px;padding-top:10px;line-height:1.5}
 .timeline{order:3;display:grid;grid-template-columns:92px minmax(0,1fr);gap:14px;align-items:center;margin:16px 0 12px;padding:0;border:0}
 .play-button{grid-column:1;grid-row:1;min-width:0;width:100%;min-height:46px;padding:10px;font-size:13px}
 .time-slider{grid-column:2;grid-row:1;min-width:0;width:100%;padding:0}
 .time-ticks{margin:0 -5px}
 .time-ticks button{font-size:10px;min-height:30px;padding:2px 5px}
 .time-ticks button:not(:first-child):not(:last-child){display:none}
 .appliance-drawer{order:4;width:100%;border-top:1px solid var(--line)}
 .more-options{display:block;order:5;width:100%;border-top:1px solid var(--line)}
 .appliance-drawer>summary,.more-options>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none;min-height:48px;padding:12px 0;font-size:13px;color:var(--ink)}
 .appliance-drawer>summary::-webkit-details-marker,.more-options>summary::-webkit-details-marker{display:none}
 .appliance-drawer[open]>summary>span,.more-options[open]>summary>span{transform:rotate(45deg)}
 .appliance-drawer .appliance-heading{display:none}
 .mobile-routine-note{display:block;margin:0 0 12px;font-size:12px;line-height:1.5;color:var(--muted)}
 .appliance-drawer-content{padding-bottom:16px}
 #more-options-content{width:100%;padding:0 0 14px}
 #more-options-content .secondary-actions{margin:0;padding:0;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
 #more-options-content .view-options{margin-top:12px;display:flex;justify-content:space-between;gap:12px}
 #more-options-content .text-button,#more-options-content .motion-option{min-height:44px}
 .underbar{display:contents}.underbar>p{display:none}
 .explanation{order:6;padding:0}.explanation>summary{min-height:48px;font-size:13px;padding:12px 0}
}

/* Use the host's available width and soften only the scenery at the edges. */
.solar-app,.solar-app[data-embed=true]{max-width:none}
.scene-area::after{background:linear-gradient(to top,#fff 0%,#fff0 7%),radial-gradient(ellipse at 50% 45%,transparent 70%,#ffffff33 86%,#fff 100%)}

/* Trim only the desktop foreground; retain the artwork's scale and top edge. */
@media(min-width:851px){
 /* Keep the left edge fixed; ease the right inset away in narrow embeds. */
 .solar-app,.solar-app[data-embed=true]{margin-left:0;margin-right:clamp(0px,calc(100vw - 1100px),96px)}
 .visual-column{container-type:inline-size}
 .scene-area{
  --scene-full-height:max(400px,calc((100cqw + 24px)/1.68));
  --scene-bottom-trim:clamp(0px,calc(var(--scene-full-height) - 400px),96px);
  height:calc(var(--scene-full-height) - var(--scene-bottom-trim));
  aspect-ratio:auto;
 }
 #scene{height:var(--scene-full-height)}
 .scene-poster{bottom:calc(-1 * var(--scene-bottom-trim))}
}

/* Tick positions follow their actual hours, including the longer next morning. */
.time-ticks{display:block;position:relative;height:44px;margin:0}
.time-ticks button{position:absolute;left:var(--tick-position);transform:translateX(-50%)}
.time-ticks button:first-child{transform:none;padding-left:0}
.time-ticks button:last-child{transform:translateX(-100%);padding-right:0}
@media(max-width:640px){.time-ticks{height:30px}}