@charset "UTF-8";
:root{--ink:#132330;--muted:#596773;--paper:#f5f7f8;--line:#d9e0e4;--dark:#101b25;--light:#d6ed91;--accent:#bcdb74;--orange:#e1a578;--mono:Consolas,"Courier New",monospace;--sans:"Segoe UI",Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.55 var(--sans)}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-underline-offset:5px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #397fc0;outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500;line-height:1.1}h1{font-size:clamp(2.6rem,4.4vw,4.8rem);letter-spacing:-.052em}h1 em{font-family:Georgia,serif;font-weight:400}h2{font-size:clamp(1.75rem,2.5vw,2.7rem);letter-spacing:-.035em}h3{font-size:1.6rem;letter-spacing:-.025em}.shell{width:min(1280px,calc(100% - 96px));margin:auto}.header{display:flex;align-items:center;justify-content:space-between;padding:27px 0;border-bottom:1px solid var(--line);gap:32px}.brand{display:flex;align-items:center;gap:24px;text-decoration:none}.brand-number{font-size:3.3rem;line-height:1;font-weight:650;letter-spacing:-.07em;text-decoration:none}.brand-unit{font:12px var(--mono);letter-spacing:0;margin-left:6px}.brand-caption{font-size:12px;letter-spacing:.14em;line-height:1.45;padding-left:24px;border-left:1px solid var(--line)}nav{display:flex;gap:28px;font-size:14px}nav a{text-decoration:none}nav a:hover{text-decoration:underline}.intro{display:flex;justify-content:space-between;align-items:flex-end;padding:54px 0 42px;gap:32px}.eyebrow{font:12px/1.5 var(--mono);letter-spacing:.08em;margin-bottom:18px}.intro-note{font-size:15px;color:var(--muted);padding-bottom:7px}.intro-note a{display:block;margin-top:18px;font-size:14px}.observatory{background:var(--dark);color:#fff;padding:34px 40px 30px;border-radius:4px}.panel-top{display:flex;justify-content:space-between;gap:25px;align-items:flex-start}.panel-top .eyebrow{color:#a8b5bf;margin-bottom:10px}.panel-top h2{font-size:1.65rem;letter-spacing:-.02em}.tag{border:1px solid #45525d;border-radius:40px;padding:6px 13px;font-size:12px;color:#c3cdd5}.energy-reading{display:flex;align-items:center;justify-content:space-between;padding:22px 0 23px;gap:24px}.energy-reading output{font:500 clamp(4rem,7vw,6.5rem)/1 var(--sans);letter-spacing:-.075em;color:var(--light);font-variant-numeric:tabular-nums}.energy-reading output span{font-size:.45em;letter-spacing:-.04em;color:#91a477;margin-left:8px}.energy-reading p{font-size:13px;color:#a9b5bf;margin-top:8px}.equation{font:17px var(--mono);color:#aebdc9}.equation span{color:#fff}.scale-labels{display:flex;justify-content:space-between;font-size:13px;color:#b8c4cd;gap:20px;margin-bottom:8px}.scale-labels>:last-child{text-align:right}.eroi-range{display:block;width:100%;appearance:none;-webkit-appearance:none;height:16px;margin:18px 0;background:linear-gradient(90deg,#b4d0df 0%,#91b6ca 100%);border-radius:0;cursor:ew-resize}.eroi-range::-webkit-slider-thumb{appearance:none;width:8px;height:36px;background:#fff;border:3px solid var(--dark);outline:1px solid #fff;border-radius:0;box-shadow:0 0 0 5px #101b2533}.eroi-range::-moz-range-thumb{width:6px;height:32px;background:#fff;border:2px solid var(--dark);border-radius:0}.scale-ticks{position:relative;height:26px;color:#b8c4cd;font:13px var(--mono)}.scale-ticks span{position:absolute;left:var(--x);transform:translateX(-50%)}.scale-ticks span:first-child{transform:none}.scale-ticks span:last-child{transform:translateX(-100%)}.energy-bottom{display:flex;align-items:center;justify-content:space-between;gap:70px;border-top:1px solid #33414e;margin-top:14px;padding-top:20px}.energy-bars{flex:1;max-width:760px}.bar-caption{display:flex;justify-content:space-between;gap:16px;font-size:13px;margin-bottom:10px}.bar-caption strong{font-size:16px;margin-left:6px;font-weight:500}.bar-caption i{display:inline-block;width:8px;height:8px;margin-right:8px}.legend-net{background:var(--light)}.legend-cost{background:var(--orange)}.balance-bar{height:5px;background:var(--orange)}#net-bar{height:100%;display:block;width:95%;background:var(--light)}.small{font-size:13px;color:var(--muted)}.energy-bars .small{margin-top:8px;color:#a9b5bf}.panel-link{font-size:14px;white-space:nowrap;color:var(--light)}.section-space{margin-top:76px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:30px}.section-heading .eyebrow{color:var(--muted);margin-bottom:12px}.year-picker{display:grid;grid-template-columns:1fr auto;gap:4px 15px;font-size:14px;color:var(--muted);width:220px}.year-picker output{font:30px/1 var(--mono);letter-spacing:-.06em;color:var(--ink)}.year-picker input{grid-column:1/-1;width:100%;accent-color:var(--ink);margin-top:10px}.timeline{display:grid;grid-template-columns:repeat(5,1fr);margin:38px 0 0}.timeline button{appearance:none;border:0;border-top:2px solid var(--line);background:none;text-align:left;padding:16px 12px 18px 0;color:var(--muted);font:22px/1.3 var(--mono)}.timeline button span{display:block;font:13px var(--sans);margin-top:6px}.timeline button[aria-pressed=true]{border-color:var(--ink);color:var(--ink);font-weight:700}.timeline button:hover{background:#eaf0f3}.phase{display:grid;grid-template-columns:1fr 1fr;gap:80px;background:#e8eef1;padding:32px 36px}.phase h3{font-size:2rem;margin-bottom:17px}.phase p:not(.eyebrow){color:#4e606d;font-size:16px}.phase-actions p{border-bottom:1px solid #cbd6dc;padding:16px 0}.phase-actions p:first-child{padding-top:0}.phase-actions p:last-child{border:0;padding-bottom:0}.phase-actions span{display:block;font:12px var(--mono);letter-spacing:.07em;color:#52616d;margin-bottom:6px}.phase-actions strong{font-size:16px;line-height:1.4;color:var(--ink);font-weight:500}.branch-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:36px 0 18px}.branch-heading h3{font-size:1.25rem}.branch-heading>span{font-size:13px;color:var(--muted)}.branches{display:grid;grid-template-columns:1fr 1fr;gap:0 36px}.branch{border-top:1px solid var(--line);padding:19px 0}.branch>summary{display:flex;align-items:center;gap:15px;cursor:pointer;list-style:none;font-size:18px}.branch>summary::-webkit-details-marker{display:none}.branch-code{font:13px var(--mono);color:var(--muted)}.branch>summary::after{content:"+";margin-left:auto;font:25px var(--mono);font-weight:400}.branch[open]>summary::after{content:"−"}.branch-content{padding:18px 0 0 36px;font-size:15px;color:var(--muted)}.branch-content>p{margin-bottom:16px}.branch-step{border-left:2px solid #bacbd3;padding:0 0 18px 18px}.branch-step h4{color:var(--ink);font-size:16px;margin:0 0 6px;font-weight:600}.branch-step p+p{margin-top:7px}.branch-step b{font-weight:500;color:var(--ink)}.branch details{margin-top:10px;font-size:14px}.branch details summary{cursor:pointer;color:var(--ink)}.branch details p{padding-top:8px}.section-lead{color:var(--muted);margin:18px 0 28px}.text-button{border:0;background:none;font-size:14px;color:var(--muted);padding:8px 0;text-align:right}.scenario-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:56px}.quiz label{display:flex;gap:20px;padding:0 0 24px}.question-number{font:13px var(--mono);color:var(--muted);padding-top:4px}.quiz label>span:last-child{flex:1;font-size:16px}.quiz select{display:block;width:100%;min-height:48px;border:1px solid #657582;background:#fff;color:var(--ink);padding:10px 30px 10px 12px;font-size:15px;border-radius:2px;margin-top:10px}.result{position:relative;background:#e8eef1;padding:26px 30px;min-height:280px;overflow:hidden;border-top:3px solid #839aa9}.result .eyebrow{margin-bottom:30px;font-size:12px}.result h3{font-size:2rem;max-width:340px;position:relative}.result>p:not(.eyebrow){font-size:15px;max-width:350px;position:relative;margin-top:16px}.result #result-next{font-size:14px;margin-top:15px;border-top:1px solid #becbd1;padding-top:12px;position:relative}.result #result-next:empty{display:none}#result-index{position:absolute;top:10px;right:22px;font:130px/1 var(--sans);opacity:.07}.result[data-state=green]{background:#e9f0d9;border-color:#809a45}.result[data-state=amber]{background:#f0e9d9;border-color:#ae8944}.result[data-state=red]{background:#f3e6df;border-color:#b17760}.presets{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px}.presets button{border:1px solid var(--line);background:transparent;text-align:left;padding:18px}.presets button:hover,.presets button[aria-pressed=true]{border-color:#778d9b;background:#ecf0f2}.presets span{display:block;font-size:15px}.presets small{display:block;color:var(--muted);font-size:12px;margin-top:7px}.identity{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:45px 0;display:grid;grid-template-columns:1fr 1.15fr;align-items:center;gap:80px}.identity-mark{font:500 clamp(6rem,13vw,12rem)/1 var(--sans);letter-spacing:-.08em}.identity-mark span{font:14px var(--mono);letter-spacing:0;margin-left:10px}.identity h2{font-size:2rem;margin-bottom:18px}.identity p:not(.eyebrow){font-size:16px;color:var(--muted);max-width:520px}.identity .fusion{font-family:var(--mono);color:var(--ink)!important;margin:18px 0}.identity a{font-size:13px}.method details{padding:20px 0;border-bottom:1px solid var(--line)}.method .section-heading{margin-bottom:26px}.method summary{font-size:17px;cursor:pointer}.detail-copy{max-width:850px;padding:18px 0 0 22px;color:var(--muted);font-size:16px}.detail-copy p+p{margin-top:14px}.detail-copy a{color:var(--ink)}.detail-copy ul{padding-left:18px}.detail-copy li{margin-bottom:12px}.footer{margin-top:64px;padding:28px 0 34px;display:flex;align-items:center;gap:25px;border-top:1px solid var(--line)}.footer .brand-number{font-size:2.3rem}.footer p{font-size:13px}.footer p span{color:var(--muted);font-size:12px}.footer>a:last-child{font-size:13px;margin-left:auto}.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}.skip{position:absolute;top:-100px;left:20px;padding:12px;background:white;z-index:100}.skip:focus{top:12px}
@media(min-width:1550px){.shell{max-width:1340px}.intro{padding-top:64px;padding-bottom:50px}}
@media(max-width:1000px){.shell{width:calc(100% - 48px)}nav{gap:18px}.brand-caption{display:none}.intro-note{max-width:210px}.observatory{padding:28px}.energy-bottom{gap:30px}.phase{gap:35px}.scenario-layout{gap:30px}.identity{gap:35px}.equation{font-size:15px}.tag{font-size:12px}.presets button{padding:13px}.intro{padding-top:42px}}
@media(max-width:680px){body{font-size:16px}.shell{width:calc(100% - 36px)}.header{padding:18px 0;gap:20px;flex-wrap:wrap}.brand-number{font-size:2.5rem}.brand-unit{font-size:12px}.header nav{gap:20px;width:100%;overflow:auto;white-space:nowrap;font-size:13px;padding-bottom:2px}.intro{padding:32px 0 26px;display:block}.intro .eyebrow{font-size:12px;letter-spacing:.025em}.intro h1{font-size:2.65rem;letter-spacing:-.05em}.intro-note{display:flex;justify-content:space-between;max-width:none;align-items:center;margin-top:21px;font-size:13px;gap:10px}.intro-note a{margin:0;font-size:12px;white-space:nowrap}.observatory{padding:23px 20px}.panel-top h2{font-size:1.35rem}.panel-top .eyebrow{font-size:12px}.tag{display:none}.energy-reading{padding:24px 0;align-items:flex-end}.energy-reading output{font-size:4.6rem}.energy-reading p{font-size:12px}.equation{font-size:12px;max-width:125px;line-height:1.8}.equation span{display:block}.scale-labels{font-size:12px;gap:25px}.scale-labels>:last-child{max-width:150px}.scale-ticks{font-size:12px}.energy-bottom{display:block;margin-top:9px}.bar-caption{font-size:12px;gap:8px}.bar-caption strong{font-size:14px;margin-left:2px}.bar-caption i{margin-right:4px;width:6px;height:6px}.energy-bars .small{font-size:12px}.panel-link{display:inline-block;margin-top:17px;font-size:13px}.section-space{margin-top:48px}.section-heading{align-items:flex-start;flex-wrap:wrap;gap:20px}.section-heading h2{font-size:1.85rem}.year-picker{width:100%;grid-template-columns:auto 1fr auto;align-items:center}.year-picker output{grid-column:3;grid-row:1;font-size:26px}.year-picker input{grid-column:2;grid-row:1;margin:0}.eyebrow{font-size:12px}.timeline{margin-top:24px}.timeline button{font-size:16px;padding:12px 4px 14px 0}.timeline button span{font-size:12px;line-height:1.3;overflow-wrap:anywhere}.phase{grid-template-columns:1fr;padding:24px;gap:24px}.phase h3{font-size:1.8rem}.phase .eyebrow{margin-bottom:12px}.phase p:not(.eyebrow){font-size:15px}.phase-actions strong{font-size:15px}.branch-heading{align-items:flex-start}.branch-heading>span{display:none}.branches{grid-template-columns:1fr}.branch{padding:17px 0}.branch>summary{font-size:17px}.branch-content{padding-left:28px}.scenario-layout{grid-template-columns:1fr;gap:8px}.text-button{font-size:13px}.section-lead{font-size:15px}.quiz label{gap:12px}.quiz select{font-size:14px}.result{min-height:255px}.result h3{font-size:1.8rem}.presets{grid-template-columns:1fr;gap:9px}.presets button{padding:14px 18px}.presets small{margin-top:3px}.identity{grid-template-columns:1fr;padding:30px 0;gap:28px}.identity-mark{font-size:7.5rem}.identity h2{font-size:1.7rem}.identity .fusion{font-size:14px}.method summary{font-size:16px}.detail-copy{font-size:15px;padding-left:0}.method .section-heading{margin-bottom:13px}.footer{margin-top:42px;gap:16px}.footer>a:last-child{font-size:12px}.footer p{font-size:12px}.footer p span{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.branch .leaf{border-top:1px solid var(--line);padding:13px 0;margin:0}.branch .leaf:first-child{border-top:0;padding-top:0}.branch .leaf summary{font-size:15px;font-weight:500;line-height:1.45}.branch .leaf p{font-size:14px;line-height:1.6}.branch .leaf b{font-weight:600;color:var(--ink)}.branch .leaf .leaf-period{font:12px var(--mono);color:#52616d;padding-top:14px}.branch-sources{font-size:12px;line-height:1.8;padding-top:18px}.branch-sources a{color:#3e6075}.branches>.branch:last-child{grid-column:1/-1}

.branch .leaf p{font-size:16px}.detail-copy{font-size:16px}.branch .leaf .leaf-period{font-size:12px}@media(max-width:680px){.header nav{font-size:14px;gap:16px}.intro-note{font-size:14px}.phase p:not(.eyebrow){font-size:16px}.quiz select{font-size:16px}.detail-copy{font-size:16px}.branch .leaf summary{font-size:16px}}

/* Research iteration 1: readable evidence and neutral scale. */
.scale-context{color:#b8c4cd;margin-top:16px}.detail-copy dt{font-weight:600;color:var(--ink);margin-top:16px}.detail-copy dd{margin:6px 0 14px}.table-scroll{overflow-x:auto;margin:18px 0}.table-scroll table{border-collapse:collapse;min-width:640px;width:100%;font-size:14px}.table-scroll th,.table-scroll td{padding:12px;text-align:left;vertical-align:top;border:1px solid #aab9c3}.table-scroll caption{text-align:left;font-weight:600;margin-bottom:12px}.scenario-layout{margin-top:24px}.bar-caption{flex-wrap:wrap}.branch-sources{overflow-wrap:anywhere}

.citation{font-size:.8em;white-space:nowrap}.branch-map{margin:16px 0;line-height:2}.table-scroll:focus-visible{outline:3px solid #397fc0;outline-offset:3px}

#data .detail-copy{max-width:none}#data table{min-width:1050px}#scenario-contract .detail-copy{max-width:1000px}
@media(max-width:680px){.footer{flex-wrap:wrap}.footer>a:last-child{white-space:nowrap;flex-shrink:0}}

/* I7: distinguish controls and data grids at WCAG non-text contrast. */
:root{--orange:#ad5c2c}
.tag{border-color:#657582}
.timeline button{border-top-color:#657582}
.presets button{border-color:#657582}
.table-scroll th,.table-scroll td{border-color:#657582}
.branch .leaf summary{min-height:24px}
/* I8: quantitative physical-service demand model. */
.service-demand{border-top:1px solid var(--line);padding-top:44px}.service-formula{margin:22px 0 10px;padding:20px 22px;background:var(--dark);color:#fff;font:600 1.2rem var(--mono);letter-spacing:.02em}.service-demand-form{margin-top:28px}.population-field{display:grid;grid-template-columns:minmax(230px,1fr) minmax(160px,240px);gap:8px 22px;align-items:center;padding:20px;border:1px solid #657582}.population-field label{font-weight:600}.population-field input{grid-column:2;grid-row:1/3}.population-field .small{margin:0}.service-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:18px}.service-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(128px,168px);gap:9px 16px;margin:0;padding:20px;border:1px solid #657582}.service-card legend{padding:0 8px;font-weight:600;font-size:18px}.service-card .small{grid-column:1/-1;margin:0 0 8px}.service-card label{font-size:14px;align-self:center}.service-card input,.population-field input{width:100%;min-height:44px;padding:8px 10px;border:1px solid #657582;background:#fff;color:var(--ink);font:16px var(--mono)}.service-line{grid-column:1/-1;margin:8px 0 0;padding-top:13px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:18px}.service-line output{font-weight:600}.service-actions{display:flex;align-items:center;gap:18px;margin:20px 0}.service-actions button:first-child{min-height:44px;padding:10px 16px;border:1px solid #657582;background:var(--dark);color:#fff;font-weight:600}.service-result{display:grid;grid-template-columns:minmax(150px,230px) 1fr;gap:20px;padding:22px;background:#edf2f4;border:1px solid #657582}.service-result strong{font:600 1.15rem var(--mono)}.service-result span{line-height:1.55}.service-method{margin-top:18px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.service-method summary{font-weight:600;min-height:24px}.service-method .detail-copy{padding-top:8px}
@media(max-width:900px){.service-cards{grid-template-columns:1fr}}
@media(max-width:680px){.service-demand{padding-top:34px}.population-field{grid-template-columns:1fr}.population-field input{grid-column:1;grid-row:auto}.service-card{grid-template-columns:1fr}.service-card input{margin-bottom:5px}.service-line{display:block}.service-line output{display:block;margin-top:6px}.service-actions{align-items:stretch;flex-direction:column}.service-result{grid-template-columns:1fr;gap:8px}}
.service-demand .tag{color:#3e5260;background:#fff}


/* I9: population and basic-service access evidence. */
.population-access{border-top:1px solid var(--line);padding-top:44px}.population-access .tag{color:#3e5260;background:#fff}.data-status-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0 28px}.data-status-strip>div{border:1px solid #657582;padding:16px 18px;background:#fff}.data-status-strip dt{font:600 14px var(--mono)}.data-status-strip dd{margin:6px 0 0;color:var(--muted);font-size:14px}.population-access .table-scroll{margin-top:24px}.population-access table{min-width:930px;font-variant-numeric:tabular-nums}.population-access th[scope=row]{font-weight:600;min-width:190px}.population-access td{text-align:right;white-space:nowrap}.population-access thead th:not(:first-child){text-align:right}.region-code{display:block;margin-top:3px;color:var(--muted);font:12px var(--mono)}.data-limit{max-width:1050px;margin:12px 0 28px;line-height:1.65}.access-definitions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 24px;margin:18px 0 12px}.access-definitions p{padding:16px 0;border-top:1px solid #657582;color:var(--muted);font-size:14px}.access-definitions b{color:var(--ink)}
@media(max-width:800px){.data-status-strip,.access-definitions{grid-template-columns:1fr}.data-status-strip{gap:9px}.access-definitions{gap:0}}
@media(max-width:680px){.population-access{padding-top:34px}.data-status-strip>div{padding:13px 15px}.population-access .table-scroll{margin-top:18px}.data-limit{font-size:13px}}

/* I10: reproducible annual EROI series, kept separate by energy stage. */
.eroi-history{border-top:1px solid var(--line);padding-top:44px}.eroi-history .tag{color:#3e5260;background:#fff}.history-status-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0}.history-status-strip>div{border:1px solid #657582;padding:16px 18px;background:#fff}.history-status-strip dt{font:600 14px var(--mono)}.history-status-strip dd{margin:6px 0 0;color:var(--muted);font-size:14px}.history-status-strip b{color:var(--ink)}.history-conclusion{max-width:1080px;margin:0 0 26px;padding:20px 22px;background:#e8eef1;border-left:4px solid #657582}.history-conclusion .eyebrow{margin-bottom:8px;color:#52616d}.history-conclusion p:last-child{font-size:17px;line-height:1.65}.history-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin:26px 0}.history-panel{min-width:0;border:1px solid #657582;background:#fff;padding:20px}.history-panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.history-panel-head .eyebrow{margin-bottom:6px;color:var(--muted)}.history-panel-head h3{font:600 1.55rem var(--mono);letter-spacing:-.04em}.history-panel-head>span{font:13px var(--mono);color:#3e5260;text-align:right}.history-chart-scroll{max-width:100%;overflow-x:auto}.history-chart{display:block;width:100%;max-width:500px;height:auto;margin:12px auto 2px}.history-chart .history-guide{stroke:#d9e0e4;stroke-width:1;vector-effect:non-scaling-stroke}.history-axis,.history-tick{stroke:#52616d;stroke-width:1.2;vector-effect:non-scaling-stroke}.history-axis-label{fill:#52616d;font:12px var(--mono)}.history-series-line{fill:none;stroke:var(--series-color);stroke-width:3;stroke-linejoin:round;stroke-linecap:round;vector-effect:non-scaling-stroke}.history-dot{fill:var(--series-color);stroke:#fff;stroke-width:2;vector-effect:non-scaling-stroke}.history-panel .small{line-height:1.6}.history-panel .small b{color:var(--ink)}.history-table{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}.history-table>summary,.history-forecast>summary{font-weight:600;cursor:pointer;min-height:24px}.history-table table{min-width:850px;font-variant-numeric:tabular-nums}.history-table td:nth-child(2),.history-table td:nth-child(3){text-align:right;font-family:var(--mono)}.history-table th:first-child{font-family:var(--mono)}.history-method-links{display:flex;flex-wrap:wrap;gap:10px 24px;margin:18px 0;font-size:14px}.history-forecast{padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.history-forecast .detail-copy{padding-top:10px}.eroi-history code{overflow-wrap:anywhere}
@media(max-width:900px){.history-grid{grid-template-columns:1fr}}
@media(max-width:680px){.eroi-history{padding-top:34px}.history-status-strip{grid-template-columns:1fr;gap:9px}.history-status-strip>div{padding:13px 15px}.history-conclusion{padding:17px 18px}.history-conclusion p:last-child{font-size:16px}.history-panel{padding:14px}.history-panel-head h3{font-size:1.28rem}.history-panel-head>span{font-size:12px}.history-axis-label{font-size:11px}.history-method-links{display:grid;gap:12px}.history-table .table-scroll{margin-top:14px}}

/* I11: recycling flow, published boundaries and a conditional mass-balance calculator. */
.recycling-limits{border-top:1px solid var(--line);padding-top:44px}.recycling-limits .tag{color:#3e5260;background:#fff}.recycling-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:24px 0}.recycling-kpis>div{padding:17px 18px;border:1px solid #657582;background:#fff}.recycling-kpis dt{font:600 1.08rem var(--mono)}.recycling-kpis dd{margin:7px 0 0;color:var(--muted);font-size:13px;line-height:1.55}.recycling-conclusion{max-width:1060px;padding:20px 22px;margin:24px 0;background:#e8eef1;border-left:4px solid #657582}.recycling-conclusion .eyebrow{margin-bottom:7px}.recycling-conclusion p:last-child{line-height:1.65}.recycling-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;list-style:none;padding:0;margin:28px 0}.recycling-flow li{position:relative;padding:16px 20px;border-top:2px solid #657582;border-bottom:1px solid #657582}.recycling-flow li+li{border-left:1px solid #657582}.recycling-flow span{font:12px var(--mono);color:var(--muted)}.recycling-flow b{display:block;margin:6px 0 5px}.recycling-flow small{display:block;color:var(--muted);line-height:1.45}.recycling-evidence{min-width:1040px;font-variant-numeric:tabular-nums}.recycling-evidence th[scope=row]{min-width:190px}.recycling-form{margin-top:30px;padding:26px;border:1px solid #657582;background:#fff}.recycling-form-head{display:flex;justify-content:space-between;align-items:flex-end;gap:28px}.recycling-form-head .eyebrow{margin-bottom:8px}.recycling-form-head h3{font-size:1.55rem}.recycling-form-head>.small{max-width:430px;text-align:right}.recycling-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}.recycling-fields label{display:grid;gap:7px;font-size:14px}.recycling-fields input{width:100%;min-height:44px;padding:8px 10px;border:1px solid #657582;background:#fff;color:var(--ink);font:16px var(--mono)}.recycling-energy-note{margin-top:12px;line-height:1.55}.recycling-actions{display:flex;gap:12px;align-items:center;margin:20px 0}.recycling-actions button:not(.text-button){min-height:44px;padding:10px 15px;border:1px solid #657582;background:var(--dark);color:#fff;font-weight:600}.recycling-actions .text-button{margin-left:auto;min-height:44px}.recycling-result{display:grid;grid-template-columns:minmax(210px,300px) 1fr;gap:22px;padding:20px;background:#edf2f4;border:1px solid #657582}.recycling-result strong{font:600 1.05rem var(--mono)}.recycling-result span{line-height:1.55}.recycling-method{margin-top:22px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.recycling-method>summary{font-weight:600;cursor:pointer;min-height:24px}.recycling-sources{margin-top:18px;font-size:13px;color:var(--muted)}.recycling-sources p{padding:10px 0;border-top:1px solid var(--line);overflow-wrap:anywhere}.recycling-sources b{color:var(--ink)}
@media(max-width:960px){.recycling-kpis,.recycling-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.recycling-flow li:nth-child(3){border-left:0}.recycling-fields{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.recycling-limits{padding-top:34px}.recycling-kpis,.recycling-flow,.recycling-fields{grid-template-columns:1fr}.recycling-flow li+li{border-left:0}.recycling-form{padding:18px}.recycling-form-head{display:block}.recycling-form-head>.small{text-align:left;margin-top:12px}.recycling-actions{align-items:stretch;flex-direction:column}.recycling-actions button{width:100%}.recycling-actions .text-button{margin-left:0;text-align:center}.recycling-result{grid-template-columns:1fr;gap:8px}}

/* I12: explicit scenario mode links the milestone year to a published systemwide EROI pathway. */
.eroi-range:disabled{cursor:not-allowed;opacity:.86}.pathway-coupler{margin:30px 0 0;padding:26px;border:1px solid #657582;background:#fff}.pathway-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px}.pathway-head .eyebrow{margin-bottom:8px;color:var(--muted)}.pathway-head h3{font-size:1.55rem}.pathway-reading{display:flex;align-items:baseline;gap:12px;white-space:nowrap;font:18px var(--mono)}.pathway-reading>span{font-size:28px}.pathway-reading i{font-style:normal;color:var(--muted)}.pathway-intro{margin:14px 0 20px;max-width:1060px;line-height:1.65}.pathway-buttons{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.pathway-buttons button{min-height:76px;padding:14px 15px;border:1px solid #657582;background:#fff;color:var(--ink);text-align:left}.pathway-buttons button:hover,.pathway-buttons button[aria-pressed=true]{background:#e8eef1;border-color:#132330}.pathway-buttons span{display:block;font-weight:600}.pathway-buttons small{display:block;margin-top:5px;color:var(--muted);line-height:1.35}.pathway-status{display:grid;grid-template-columns:minmax(230px,340px) 1fr;gap:22px;margin-top:14px;padding:17px 18px;background:#edf2f4;border-left:4px solid #657582}.pathway-status strong{font:600 14px var(--mono)}.pathway-status span{font-size:14px;line-height:1.5}.pathway-status[data-state=linked]{background:#e9f0d9;border-left-color:#809a45}.pathway-details{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}.pathway-details>summary{cursor:pointer;font-weight:600}.pathway-table{min-width:940px;font-variant-numeric:tabular-nums}.pathway-table td:not(:last-child){font-family:var(--mono)}
@media(max-width:900px){.pathway-buttons{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.pathway-coupler{padding:18px;margin-top:22px}.pathway-head{display:block}.pathway-reading{margin-top:14px;white-space:normal;flex-wrap:wrap;gap:6px 10px;font-size:15px}.pathway-reading>span{font-size:24px}.pathway-buttons{grid-template-columns:1fr}.pathway-buttons button{min-height:62px}.pathway-status{grid-template-columns:1fr;gap:7px}.pathway-intro{font-size:13px}}



/* I15: falsification-first claim registry. */
.claim-audit>p:first-child{max-width:1050px}.claim-summary{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.claim-summary span{padding:9px 12px;border:1px solid var(--line);background:#fff;font:13px var(--mono)}.claim-summary b{font-size:17px}.claim-table{min-width:900px}.claim-table th:first-child{width:70px}.claim-table th:nth-child(3){width:130px}.claim-status{display:inline-block;padding:4px 7px;border:1px solid #657582;font:600 12px var(--mono)}.claim-status.is-pass{background:#e9f0d9;border-color:#809a45}.claim-status.is-unknown{background:#f4e6d8;border-color:#a36b3e}
@media(max-width:680px){.claim-summary{display:grid;grid-template-columns:1fr}.claim-summary span{display:flex;justify-content:space-between;align-items:baseline}}

/* NP176-I16: three simultaneous published EROI boundaries */
.history-boundary-lab{border:1px solid #657582;background:#10202a;color:#eff5f6;padding:clamp(18px,3vw,30px);margin:24px 0}.history-boundary-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}.history-boundary-head .eyebrow{color:#b2c3cb;margin-bottom:10px}.history-boundary-head output{display:block;font:500 clamp(3rem,8vw,6rem)/.82 var(--mono);letter-spacing:-.08em}.history-boundary-head>p{margin:0;text-align:right;color:#bfd0d7;font-size:13px;line-height:1.5}.history-year-range{width:100%;margin:24px 0 20px;accent-color:#c8ed79}.history-boundary-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:14px}.history-boundary-card{appearance:none;min-width:0;min-height:118px;padding:15px;border:1px solid #536874;background:#152a35;color:#eff5f6;text-align:left;font:inherit;cursor:pointer}.history-boundary-card[aria-pressed=true]{border-color:var(--history-series);box-shadow:inset 0 0 0 1px var(--history-series)}.history-boundary-name{display:flex;align-items:center;gap:8px;color:#bfd0d7;font-size:13px}.history-boundary-name i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--history-series)}.history-boundary-card strong{display:block;margin:10px 0 8px;font:600 clamp(1.8rem,4vw,3.25rem)/1 var(--mono);letter-spacing:-.06em}.history-boundary-card strong small{font-size:.45em;color:#9eb3bd;letter-spacing:0}.history-boundary-card>span:last-child{display:block;color:#a9bdc6;font-size:11px;line-height:1.35}.history-three-chart{display:block;width:100%;height:auto;background:#f8faf9}.history-three-guide{stroke:#d8e1e4;stroke-width:1;stroke-dasharray:2 5;vector-effect:non-scaling-stroke}.history-three-axis,.history-three-tick{stroke:#637784;stroke-width:1;vector-effect:non-scaling-stroke}.history-three-axis-label{fill:#526a78;font:12px var(--mono)}.history-three-line{fill:none;stroke:var(--history-series);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;transition:opacity .18s}.history-three-line.is-muted{opacity:.16;stroke-width:2}.history-three-cursor{stroke:#1b303b;stroke-width:1;stroke-dasharray:4 4;vector-effect:non-scaling-stroke}.history-three-point{fill:var(--history-series);stroke:#fff;stroke-width:2.5;vector-effect:non-scaling-stroke;transition:opacity .18s}.history-boundary-foot{display:flex;justify-content:space-between;gap:20px;margin-top:10px;color:#b2c4cc;font-size:11px}.history-boundary-foot strong{color:#eff5f6}.history-table td:nth-child(2),.history-table td:nth-child(3),.history-table td:nth-child(4){text-align:right;font-family:var(--mono)}
@media(max-width:680px){.history-boundary-lab{padding:16px}.history-boundary-head output{font-size:3.6rem}.history-boundary-head>p{font-size:11px}.history-boundary-cards{grid-template-columns:1fr}.history-boundary-card{min-height:92px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:5px 12px}.history-boundary-card strong{margin:0}.history-boundary-card>span:last-child{grid-column:1/-1}.history-boundary-foot{display:block}.history-boundary-foot span{display:block;margin-top:5px}.history-three-chart{width:680px;max-width:none}.history-three-axis-label{font-size:11px}}
/* END NP176-I16 */

/* NP176-I18: EROI pressure, annual service-energy test, and continuity boundary */
.two-indicator-map{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;margin:18px 0 0;padding:22px 26px;border:1px solid #657582;background:#fff}.two-indicator-map>div{display:grid;grid-template-columns:auto 1fr;gap:5px 18px;align-items:baseline}.two-indicator-map span{grid-column:1/-1;font:11px var(--mono);letter-spacing:.08em;color:#52616d}.two-indicator-map strong{font:600 1.35rem var(--mono)}.two-indicator-map p{margin:0;color:var(--muted);line-height:1.45;font-size:14px}.two-indicator-map>i{font:26px var(--mono);color:#657582}.service-formula{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}.service-card{grid-template-columns:minmax(0,1fr) minmax(145px,190px)}.service-line{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:end}.service-line span:last-child{text-align:right}.service-actions{flex-wrap:wrap}.service-actions button{min-height:44px;padding:10px 16px;border:1px solid #657582;background:#fff;color:var(--ink);font-weight:600}.service-actions button:first-child{background:var(--dark);color:#fff}.service-actions .text-button{border:0;margin-left:auto}.service-result[data-state=shortfall]{background:#f3e6df;border-color:#b17760}.service-result[data-state=covered_annual]{background:#e9f0d9;border-color:#809a45}.service-scenario-link{display:grid;grid-template-columns:minmax(190px,1fr) minmax(220px,auto) auto;align-items:center;gap:18px;margin-top:10px;padding:15px 18px;border-left:4px solid #657582;background:#edf2f4}.service-scenario-link span{font-size:13px;color:var(--muted)}.service-scenario-link strong{font:600 13px var(--mono)}.service-scenario-link a{font-size:13px}.service-scenario-link[data-state=covered]{background:#e9f0d9;border-color:#809a45}.service-scenario-link[data-state=shortfall]{background:#f3e6df;border-color:#b17760}.input-source{display:block;margin-top:6px;color:#52616d;font-size:12px;line-height:1.4}
@media(max-width:680px){.two-indicator-map{grid-template-columns:1fr;padding:18px}.two-indicator-map>i{transform:rotate(90deg);justify-self:center}.two-indicator-map>div{grid-template-columns:1fr}.service-formula{display:grid;gap:10px}.service-line{grid-template-columns:1fr;gap:7px}.service-line span:last-child{text-align:left}.service-scenario-link{grid-template-columns:1fr;gap:7px}.service-actions .text-button{margin-left:0}}
/* END NP176-I18 */

/* NP176-I18: required/N/A service rows and explicit annual-deficit vector */
.service-card select{width:100%;min-height:44px;padding:8px 30px 8px 10px;border:1px solid #657582;background:#fff;color:var(--ink);font:15px var(--sans)}
.service-card input:disabled{background:#e8eef1;color:#687681;cursor:not-allowed}
.service-result[data-state=no_required_service]{background:#f0e9d9;border-color:#ae8944}
@media(max-width:680px){.service-card select{margin-bottom:5px}.service-line+.service-line{margin-top:2px}}
/* END NP176-I18 */
.timeline-launch{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:14px;padding:21px 24px;background:#d9e79f;color:#101b25;text-decoration:none;border:1px solid #bacb77}.timeline-launch span{display:grid;gap:3px}.timeline-launch b{font:11px var(--mono);letter-spacing:.07em;color:#56651c}.timeline-launch strong{font-size:20px}.timeline-launch small{color:#52606a}.timeline-launch i{font:30px var(--mono);font-style:normal}.timeline-launch:hover strong{text-decoration:underline}.pathway-page-link{display:inline-block;margin-top:14px;font-size:14px;font-weight:600}
@media(max-width:680px){.timeline-launch{padding:18px}.timeline-launch strong{font-size:17px}.timeline-launch small{font-size:12px}}
@media(max-width:1000px){.header{flex-wrap:wrap}.header nav{width:100%;max-width:100%;overflow-x:auto;white-space:nowrap;padding-bottom:2px}}

.inline-sync{margin:-10px 0 22px 43px;width:max-content;max-width:calc(100% - 43px);padding:9px 12px;border:1px solid #657582;background:#fff;color:var(--ink);font-size:12px;text-align:left}
@media(max-width:680px){.inline-sync{margin-left:0;max-width:100%;width:100%}}

.term-key{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;margin:.75rem 0 1.25rem;padding:.65rem .8rem;border:1px solid var(--line);background:rgba(255,255,255,.55);font-size:.78rem}.term-key span{font-weight:700;text-transform:uppercase;letter-spacing:.08em}.term-key a{text-decoration-thickness:1px;text-underline-offset:.2em}.glossary-grid{display:grid;grid-template-columns:minmax(9rem,.34fr) 1fr;gap:.55rem 1rem}.glossary-grid dt{font-weight:700}.glossary-grid dt:target{outline:3px solid var(--accent);outline-offset:3px}.glossary-grid dd{margin:0;color:var(--muted)}.impact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.impact-card{border:1px solid var(--line);padding:16px;background:var(--paper)}.impact-card h4{margin:0}.impact-number{font:700 1.45rem/1.1 var(--display);margin:.5rem 0}.impact-number small{display:block;font:500 .8rem/1.3 var(--sans);margin-top:.25rem;color:var(--muted)}
@media(max-width:760px){.glossary-grid{grid-template-columns:1fr}.impact-grid{grid-template-columns:1fr}}
/* I22 scientific audit and definition links */
.term-ref{color:inherit;text-decoration-line:underline;text-decoration-style:dotted;text-decoration-thickness:1px;text-underline-offset:.18em;text-decoration-color:currentColor}.term-ref:hover,.term-ref:focus-visible{text-decoration-style:solid}.audit-status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:24px 0 52px}.audit-status-grid article,.audit-card{border:1px solid #657582;background:#fff;padding:20px}.audit-status-grid span{display:block;color:var(--muted);font:12px var(--mono);text-transform:uppercase;letter-spacing:.06em}.audit-status-grid strong{display:block;margin:10px 0 6px;font:600 clamp(28px,4vw,48px) var(--mono);color:var(--ink)}.audit-status-grid p,.audit-card li{color:var(--muted);line-height:1.55}.audit-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.audit-card h3{margin:0 0 12px;font-size:20px}.audit-card ul{margin:0;padding-left:20px}.audit-card li+li{margin-top:8px}#cluster-audit table,#provenance-audit table{min-width:760px}#cluster-audit td:nth-child(n+2){font-family:var(--mono);font-variant-numeric:tabular-nums}
#audit .tag{color:#3e5260;background:#fff;border-color:#657582}.method-steps span{overflow-wrap:anywhere}
@media(max-width:900px){.audit-status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:620px){.audit-status-grid,.audit-two{grid-template-columns:1fr}.audit-status-grid{gap:9px;margin-bottom:38px}.audit-status-grid article,.audit-card{padding:16px}}

/* I24: skip below-fold layout until the user approaches each section. */
#top > section:not(.intro),#top > div:not(.page-index),#top > a.timeline-launch{content-visibility:auto;contain-intrinsic-size:auto 720px}

/* I24 consolidated topic page rules */
code{overflow-wrap:anywhere;word-break:break-all}
:root{--topic-blue:#dfeaf0;--topic-green:#e8efd9;--topic-warm:#efe7d7}
.topic-hero{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:64px;align-items:end;padding:64px 0 42px;border-bottom:1px solid var(--line)}
.topic-hero h1 span{font-family:Georgia,serif;font-weight:400}.topic-hero>p{color:var(--muted);font-size:18px;max-width:470px}.topic-nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.topic-nav a{padding:9px 12px;border:1px solid #657582;text-decoration:none;font-size:13px;background:#fff}.topic-nav a:hover{background:var(--dark);color:#fff}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.topic-card{padding:24px;border-top:3px solid #617786;background:#e8eef1}.topic-card:nth-child(2){background:var(--topic-green);border-color:#809a45}.topic-card:nth-child(3){background:var(--topic-warm);border-color:#ae8944}.topic-card .eyebrow{margin-bottom:10px}.topic-card h3{font-size:1.45rem;margin-bottom:12px}.topic-card p{color:#4d5f6b;font-size:15px}.topic-card a{display:inline-block;margin-top:18px;font-size:13px}.evidence-table{width:100%;border-collapse:collapse;min-width:760px}.evidence-table th,.evidence-table td{text-align:left;vertical-align:top;padding:14px 16px;border-bottom:1px solid var(--line)}.evidence-table th{font:12px var(--mono);letter-spacing:.04em}.boundary-stack{display:grid;gap:14px}.boundary-row{display:grid;grid-template-columns:180px 1fr 1fr;gap:20px;padding:20px;border:1px solid #9dabb3;background:#fff}.boundary-row strong{font:600 14px var(--mono)}.boundary-row p{font-size:14px;color:var(--muted)}.method-steps{counter-reset:method;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}.method-steps li{counter-increment:method;list-style:none;background:#fff;padding:22px 18px;min-height:180px}.method-steps li::before{content:"0" counter(method);display:block;font:13px var(--mono);color:var(--muted);margin-bottom:20px}.method-steps strong{display:block;margin-bottom:9px}.method-steps span{font-size:14px;color:var(--muted)}.source-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}.source-list article{background:#fff;padding:20px}.source-list small{display:block;color:var(--muted);margin-top:8px}.state-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.state-card{padding:24px;border-top:4px solid #809a45;background:var(--topic-green)}.state-card:nth-child(2){border-color:#ae8944;background:var(--topic-warm)}.state-card:nth-child(3){border-color:#b17760;background:#f3e6df}.state-card h3{margin:7px 0 12px}.state-card p{color:#4d5f6b;font-size:15px}.data-checklist{columns:2;column-gap:50px;padding-left:22px}.data-checklist li{break-inside:avoid;margin-bottom:12px}.callout{display:grid;grid-template-columns:minmax(180px,.35fr) 1fr;gap:30px;padding:28px;background:var(--dark);color:#fff}.callout strong{font-size:1.25rem}.callout p{color:#bdc8cf}.callout a{color:#d7ee91}.page-index{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0 0}.page-index a{display:block;padding:18px;border:1px solid #82939d;text-decoration:none;background:#fff}.page-index strong,.page-index span{display:block}.page-index span{margin-top:7px;color:var(--muted);font-size:13px}.page-index a:hover{background:#e8eef1}
@media(max-width:900px){.topic-hero{grid-template-columns:1fr;gap:24px}.topic-grid,.state-cards,.page-index{grid-template-columns:1fr}.method-steps{grid-template-columns:1fr}.method-steps li{min-height:0}.source-list{grid-template-columns:1fr}.boundary-row{grid-template-columns:1fr}.callout{grid-template-columns:1fr}}
@media(max-width:680px){.topic-hero{padding-top:36px}.data-checklist{columns:1}}
/* I22 narrow-grid and long-heading containment */
.topic-hero>*{min-width:0}.topic-hero .eyebrow{overflow-wrap:anywhere}
@media(max-width:680px){.topic-hero h1{font-size:2.2rem;overflow-wrap:anywhere}.topic-hero h1 br{display:none}}


/* I26: visible bidirectional year ↔ EROI scenario controls on the home page. */
.home-linked-controls{display:grid;grid-template-columns:minmax(0,1fr) 48px minmax(0,1fr);align-items:center;gap:18px;margin-top:20px;padding:20px;background:#10202a;color:#eff5f6}
.home-linked-control{min-width:0}.home-control-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px}.home-control-head label{font-weight:600}.home-control-head output{font:600 clamp(1.7rem,4vw,2.7rem)/1 var(--mono);letter-spacing:-.05em;color:#d4f184}
.home-linked-control input{width:100%;margin:18px 0 8px;accent-color:#c8ed79}.home-control-ends{display:flex;justify-content:space-between;color:#a9bdc6;font:12px var(--mono)}.home-link-arrow{font:32px var(--mono);color:#d4f184;text-align:center}
.pathway-buttons{grid-template-columns:repeat(4,minmax(0,1fr))}.pathway-coupler{scroll-margin-top:24px}.pathway-intro b{color:var(--ink)}.pathway-head .tag{color:#52616d;border-color:#82939d}
@media(max-width:760px){.pathway-buttons{grid-template-columns:1fr}.home-linked-controls{grid-template-columns:1fr;gap:10px}.home-link-arrow{transform:rotate(90deg);line-height:1}.home-control-head label{max-width:58%}.home-control-head output{font-size:1.75rem}.home-linked-control input{min-height:32px}}

/* I27: visible boundary passports for every displayed numerical EROI group. */
.eroi-passport-block{margin:1.25rem 0;padding:1rem;border:1px solid var(--line,#cbd3d8);background:rgba(255,255,255,.48)}
.eroi-passport-block>.eyebrow{margin-top:0}.eroi-passport-block>.small{margin-bottom:0}
.eroi-passport-table{min-width:1120px}.eroi-passport-table th,.eroi-passport-table td{vertical-align:top}
.eroi-passport-table td:first-child{font-weight:700;min-width:150px}
@media(max-width:600px){.eroi-passport-block{padding:.75rem}.eroi-passport-table{min-width:1020px}}

/* I27 responsive passport layout: full width on desktop, labeled cards on mobile. */
#technology-comparison .detail-copy,.pathway-details .detail-copy{max-width:none;padding-right:0}
@media(max-width:680px){
  .eroi-passport-table{display:block;min-width:0!important;width:100%}
  .eroi-passport-table thead{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
  .eroi-passport-table tbody,.eroi-passport-table tr,.eroi-passport-table td{display:block;width:100%}
  .eroi-passport-table tr{margin:0 0 14px;border:1px solid #657582;background:#fff}
  .eroi-passport-table td{min-width:0!important;border:0;border-bottom:1px solid var(--line);padding:10px 12px}
  .eroi-passport-table td:last-child{border-bottom:0}
  .eroi-passport-table td::before{display:block;margin-bottom:4px;color:var(--muted);font:600 11px var(--mono);letter-spacing:.04em;text-transform:uppercase}
  .eroi-passport-table td:nth-child(1)::before{content:"Объект / EROI"}
  .eroi-passport-table td:nth-child(2)::before{content:"Стадия числителя"}
  .eroi-passport-table td:nth-child(3)::before{content:"Стадия знаменателя"}
  .eroi-passport-table td:nth-child(4)::before{content:"Состав энергозатрат"}
  .eroi-passport-table td:nth-child(5)::before{content:"Период"}
  .eroi-passport-table td:nth-child(6)::before{content:"Территория"}
  .eroi-passport-table td:nth-child(7)::before{content:"Статус / источник"}
}