@import url('https://fonts.googleapis.com/css2?family=Assistant:wght@400;500;600;700;800&family=DM+Sans:wght@400;500;600;700&family=Frank+Ruhl+Libre:wght@400;500;600&family=Libre+Caslon+Display&display=swap');
:root{--ink:#182a38;--muted:#566574;--paper:#fcfcfa;--line:#d8dfe3;--accent:#b54224;--blue:#245cc3;--serif:'Libre Caslon Display',Georgia,serif;--sans:'DM Sans',Arial,sans-serif;font-size:16px;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1.0625rem;line-height:1.65}html[lang=he]{--serif:'Frank Ruhl Libre',Georgia,serif;--sans:'Assistant',Arial,sans-serif}button,select,input{font:inherit}a{color:inherit}button,a,select,input,summary{-webkit-tap-highlight-color:transparent}button,select,summary{cursor:pointer}button{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #245cc3;outline-offset:5px}button{min-height:44px}p{margin:0 0 1.2em}h1,h2,h3{line-height:1.13;font-weight:400;margin:0}h1,h2{font-family:var(--serif)}h3{font-size:1.4rem;font-weight:600}figure{margin:0}strong{font-weight:600}.wrap{width:min(1100px,calc(100% - 80px));margin-inline:auto}.topbar{min-height:78px;border-bottom:1px solid var(--line);padding:12px max(28px,calc((100vw - 1320px)/2));display:flex;align-items:center;gap:24px;background:#fcfcfaf5;position:sticky;top:0;z-index:10;backdrop-filter:blur(8px)}.wordmark{font-size:.9rem;font-weight:700;letter-spacing:.11em;text-decoration:none;display:flex;gap:12px;align-items:center;white-space:nowrap}.mark{font-size:1.6rem;color:var(--accent);letter-spacing:-.1em}.topbar nav{display:flex;gap:24px;margin-inline:auto;font-size:.875rem}.topbar nav a{text-decoration:none}.topbar nav a:hover{color:var(--accent)}.language{display:flex;align-items:center;gap:4px;white-space:nowrap}.language button{padding:3px 8px;border:0;background:transparent;font-size:.9rem;opacity:.58}.language button[aria-pressed=true]{opacity:1;font-weight:700;text-decoration:underline;text-underline-offset:5px}.language span{color:#9ca5ac}.skip-link{position:fixed;top:-120px;inset-inline-start:20px;background:white;padding:12px;z-index:30}.skip-link:focus{top:10px}.hero{padding-top:68px}.eyebrow{font-size:.8125rem;font-weight:600;letter-spacing:.12em;color:var(--accent);margin-bottom:22px}.hero h1{font-size:clamp(3.15rem,5.9vw,5.5rem);letter-spacing:-.035em;max-width:1000px;line-height:1.05}.hero h1:after{content:'';display:block;width:84px;height:3px;background:var(--accent);margin:29px 0}.deck{font-size:1.4rem;max-width:820px;line-height:1.55;margin-bottom:26px}.hero-meta{display:flex;justify-content:space-between;gap:16px;font-size:.8125rem;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:30px}.intro-strip{display:grid;grid-template-columns:1fr 1.3fr;gap:70px;padding:40px 0 14px}.intro-strip h2{font-size:2.25rem;line-height:1.15}.intro-strip p{font-size:1.05rem;color:#405464}.essay-section{padding:62px 0;border-bottom:1px solid var(--line)}.section-heading{display:flex;gap:22px;align-items:baseline;margin-bottom:25px}.section-number{font-size:.8rem;font-weight:600;color:var(--accent);direction:ltr}.section-heading h2{font-size:2.7rem;letter-spacing:-.02em}.prose{max-width:760px}.text-aside{display:grid;grid-template-columns:2.25fr 1fr;gap:76px}.margin-note{font-family:var(--serif);font-size:1.65rem;line-height:1.4;color:var(--accent);padding-top:4px}.small-rule{display:block;width:35px;border-top:2px solid;margin-bottom:17px}.energy-eq{color:var(--muted);font-family:Georgia,serif;font-size:1.15rem;white-space:nowrap}.margin-note p{margin-bottom:18px}blockquote{font-family:var(--serif);font-size:clamp(2rem,3.5vw,3rem);line-height:1.25;margin:34px 0;border-inline-start:3px solid var(--accent);padding-inline-start:28px;max-width:940px}.loop-figure{margin:38px 0 30px;padding:30px 35px;background:#eef2f5;border:1px solid #dae1e7}.loop-nodes{display:grid;grid-template-columns:1fr 35px 1fr 35px 1fr;align-items:center;gap:12px}.loop-nodes>div{padding:15px 16px;background:var(--paper);border:1px solid #cbd6df;min-height:92px;display:flex;flex-direction:column;justify-content:center}.node-number{font-size:.75rem;color:var(--muted)}.loop-nodes strong{font-size:1.05rem;line-height:1.35}.flow-arrow{font-size:1.6rem;text-align:center;color:#627d94}.return-path{margin:18px 11% 0;border-inline:1px solid #8ba0b3;border-bottom:1px solid #8ba0b3;text-align:center;position:relative}.return-path:before{content:'↑';position:absolute;inset-inline-start:-7px;top:-10px;color:#627d94}.return-path span{position:relative;top:12px;background:#eef2f5;padding:0 12px;font-size:.875rem}.loop-figure figcaption{font-size:.875rem;color:var(--muted);margin-top:32px}.section-lead{font-size:1.3rem;max-width:780px}.horizon-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:30px}.horizon-card{padding:32px 30px 22px;border:1px solid var(--line);border-top:3px solid}.machine{border-top-color:var(--accent)}.human{border-top-color:var(--blue)}.horizon-symbol{font-family:Georgia,serif;font-size:3.4rem;line-height:1.2;color:var(--accent);display:block;margin-bottom:15px}.human .horizon-symbol{color:var(--blue)}.horizon-card h3{font-family:var(--serif);font-size:2rem;margin-bottom:18px}.horizon-card p{font-size:1.025rem}.card-takeaway{border-top:1px solid var(--line);padding-top:18px;font-weight:600}.table-heading{margin-top:40px;margin-bottom:20px}table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{padding:16px 12px;border-bottom:1px solid var(--line);text-align:start;vertical-align:top}thead th{font-size:.875rem;color:var(--muted);font-weight:500}tbody th{font-weight:600}.threshold-table tbody th{width:27%}.threshold-table{margin-bottom:22px}.lab{margin-top:66px;padding:64px 0;background:#eaf0f6;border-block:1px solid #d5dfe8}.lab h2{font-size:3.5rem;letter-spacing:-.02em}.lab-intro{max-width:820px;font-size:1.15rem;margin:22px 0 32px}.lab-shell{padding:30px 34px;background:#fff;border:1px solid #ced9e2;box-shadow:0 8px 32px #1c365809}.scenario-buttons{display:flex;border-bottom:1px solid var(--line);gap:8px}.scenario-buttons button{border:0;border-bottom:3px solid transparent;padding:12px 15px;background:transparent;display:flex;align-items:center;gap:9px;white-space:nowrap;font-size:1rem}.scenario-buttons button[aria-pressed=true]{border-bottom-color:var(--scenario);font-weight:700;background:#f6f8fa}.swatch{width:19px;height:3px;background:var(--scenario);display:inline-block}.swatch-demand{background:repeating-linear-gradient(to right,var(--scenario) 0 3px,transparent 3px 6px)}.swatch-slow{background:repeating-linear-gradient(to right,var(--scenario) 0 7px,transparent 7px 10px)}.scenario-description{font-size:.95rem;color:var(--muted);margin:16px 0 20px;min-height:25px}.controls{display:grid;grid-template-columns:1fr 1fr auto;align-items:end;gap:20px}.controls label{font-size:.875rem;font-weight:500}.controls select{display:block;width:100%;padding:11px 32px 11px 11px;border:1px solid #b6c5d1;border-radius:4px;background:#fff;margin-top:6px;font-size:.9375rem;min-height:46px}.reset{border:0;background:transparent;font-size:.875rem;text-decoration:underline;text-underline-offset:4px;padding:10px 0}.results{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:26px;margin:28px 0;background:#f2f5f8;border-inline-start:3px solid var(--blue);padding:24px}.results>div{display:flex;flex-direction:column}.results span{font-size:.8125rem;color:var(--muted);margin-bottom:9px}.results strong{font-size:1.35rem;line-height:1.25}.results .main-result strong{font-family:var(--serif);font-size:2.1rem;color:#234e92}.results small{font-size:.8rem;margin-top:4px;color:var(--muted)}.chart-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:28px}.chart-header h3{font-size:.95rem;font-weight:500;line-height:1.4}.metric-buttons{display:flex;gap:3px;background:#edf1f5;padding:3px;border-radius:5px;white-space:nowrap}.metric-buttons button{font-size:.875rem;border:0;border-radius:3px;padding:6px 10px;background:transparent}.metric-buttons button[aria-pressed=true]{background:#fff;box-shadow:0 1px 4px #23364b19}.chart-figure{margin-top:18px}#chart{width:100%;direction:ltr;line-height:0}#chart svg{width:100%;height:auto;overflow:visible}#chart text{font-family:var(--sans);font-size:14px;fill:#53616f}figcaption{font-size:.875rem;line-height:1.55;color:var(--muted)}.year-control{background:#f8f9fa;margin-top:22px;padding:18px 22px}.year-control label{display:flex;justify-content:space-between;font-size:.95rem;font-weight:500}.year-control output{color:var(--blue);font-size:1.1rem}.year-control input{width:100%;accent-color:var(--blue);margin:14px 0 12px;min-height:28px}.year-values{display:flex;gap:10px 24px;justify-content:space-between;font-size:.875rem;flex-wrap:wrap}.year-values>span:first-child{color:var(--muted)}.demand-note{border-inline-start:3px solid #8056a3;padding:12px 17px;font-size:.9rem;background:#f6f3f9;margin:20px 0}details summary{font-weight:600;padding:19px 0;line-height:1.5}details.compare{margin-top:12px}details.compare summary{font-size:.95rem}.table-swatch{display:inline-block;width:7px;height:7px;margin-inline-end:8px}.selected-row{background:#f1f5fa}.precision{font-size:.8125rem;color:var(--muted);margin:18px 0 0}.sensitivity{padding:28px 32px;margin:35px 0;background:#192f42;color:#f8fafb}.sensitivity h3{font-family:var(--serif);font-size:2rem;margin-bottom:15px}.sensitivity>div{display:grid;grid-template-columns:190px 1fr;gap:32px;padding:19px 0;border-top:1px solid #536575}.sensitivity strong{font-size:1.55rem;color:#f8be9f;white-space:nowrap;text-align:start}.sensitivity p{margin:0;font-size:1rem}.assumption-list{padding:0;list-style:none;margin:12px 0 35px}.assumption-list li{display:grid;grid-template-columns:240px 1fr;gap:30px;border-bottom:1px solid var(--line);padding:18px 0}.assumption-list strong{font-size:1rem}.assumption-list span{font-size:1rem;color:#435867}.evidence{padding:32px;background:#edf2f6}.evidence h3{font-family:var(--serif);font-size:2.25rem;margin-bottom:14px}.evidence ul{padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:23px 36px;margin:25px 0 0}.evidence li{display:flex;flex-direction:column;gap:6px;font-size:.975rem}.evidence li strong{color:#244c6e}.math{margin-top:30px;border-block:1px solid var(--line)}.math-body{max-width:850px;font-size:1rem;padding-bottom:16px}.formula{font-size:1.8rem;font-family:Georgia,serif;padding:16px;margin:16px 0;background:#f0f3f5;text-align:center;overflow-wrap:anywhere}.formula.small{font-size:1.2rem}.sources ol{list-style:none;counter-reset:ref;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:26px 40px;margin:35px 0}.sources li{counter-increment:ref;border-top:1px solid var(--line);padding-top:17px;font-size:.925rem}.sources a{text-decoration:none;font-weight:600}.sources a:before{content:'0'counter(ref);display:inline-block;margin-inline-end:13px;color:var(--accent);font-size:.8125rem}.sources a span{display:block;font-weight:400;text-decoration:underline;text-underline-offset:4px;margin-top:5px;line-height:1.5}.sources li p{color:var(--muted);margin-top:10px}.source-notice{font-size:.9rem;color:var(--muted);max-width:800px}.closing{font-family:var(--serif);font-size:clamp(2rem,3.6vw,3.1rem);line-height:1.25;padding:66px 0;margin:0;max-width:920px}footer{border-top:1px solid var(--line);padding:25px 0 35px;display:flex;justify-content:space-between;gap:20px;font-size:.8rem;color:var(--muted)}footer p{margin:0}html[dir=rtl] .flow-arrow{transform:rotate(180deg)}html[dir=rtl] .eyebrow,html[dir=rtl] .wordmark{letter-spacing:0}html[dir=rtl] .hero h1{letter-spacing:-.025em;font-size:clamp(3rem,5.5vw,5rem)}html[dir=rtl] .hero h1:after{margin-inline-start:0}html[dir=rtl] .controls select{padding:11px 11px 11px 32px}html[dir=rtl] .sources a span{text-align:right}html[dir=rtl] .energy-eq{text-align:right}html[dir=rtl] .sensitivity strong{text-align:right}
.forecast-lead{padding:24px 28px;margin-bottom:40px;background:#edf2f6;border-inline-start:3px solid var(--blue)}
.forecast-statement{font-family:var(--serif);font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.25;max-width:950px;margin:0 0 14px}
.forecast-statement strong{color:#234e92;font-weight:600;white-space:nowrap}
.forecast-note{font-size:.9375rem;line-height:1.6;max-width:920px;margin:0;color:#405464}
.conversation-link{display:inline-block;font-size:.9375rem;text-underline-offset:5px;margin:0 0 25px;color:#244c6e}
.conversation{margin-top:34px;border-block:1px solid var(--line)}
.conversation>summary{font-family:var(--serif);font-size:2rem;padding:24px 0}
.conversation-body{padding:0 0 28px}
.conversation-intro{font-size:.9375rem;color:var(--muted);max-width:830px;margin-bottom:22px}
.conversation-toolbar{display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap}
.conversation-transport{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.conversation-transport button{background:#fff;border:1px solid #aebdca;padding:8px 16px;font-size:.9375rem;border-radius:3px}
.conversation-transport #conversation-play{background:#192f42;border-color:#192f42;color:#fff;min-width:104px}
#conversation-step{font-size:.875rem;color:var(--muted)}
.conversation-track{list-style:none;padding:0;margin:22px 0;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:5px}
.conversation-track button{width:100%;border:0;border-bottom:2px solid #c5d0da;font-size:.875rem;background:transparent;padding:8px 3px;color:#536575}
.conversation-track button[aria-current=step]{color:#fff;background:#245cc3;border-color:#245cc3;font-weight:700}
.conversation-slides{display:grid}
.conversation-slide{grid-area:1/1;visibility:hidden;pointer-events:none}
.conversation-slide.is-current{visibility:visible;pointer-events:auto}
.conversation-slide>h3{font-family:var(--serif);font-size:1.9rem;margin-bottom:22px}
.conversation-dialogue{display:grid;grid-template-columns:1.45fr 1fr;gap:20px;align-items:start}
.conversation-prompt,.conversation-reply{padding:25px 27px;border:1px solid var(--line);background:white}
.conversation-prompt{border-top:3px solid var(--accent)}
.conversation-reply{background:#edf2f6;border-color:#d5dfe7;border-top:3px solid var(--blue)}
.conversation-dialogue h4{font-size:.875rem;font-weight:600;color:var(--accent);margin:0 0 14px;line-height:1.5}
.conversation-reply h4{color:#245cc3}
.conversation-dialogue p{font-size:1.0625rem;line-height:1.65;margin:0}
.conversation-dialogue q{quotes:none}
.calibration{font-size:.875rem;color:var(--muted);margin:15px 0 0;max-width:810px}
@media(min-width:1450px){.hero{padding-top:80px}}
@media(max-width:1000px){.topbar nav{gap:15px;font-size:.8125rem}.topbar{gap:12px;padding-inline:25px}.wrap{width:calc(100% - 56px)}.text-aside{gap:35px}.controls{grid-template-columns:1fr 1fr}.reset{grid-column:1/-1;justify-self:start;padding:0;min-height:28px}.results{gap:18px}.hero-meta{flex-direction:column;gap:4px}.intro-strip{gap:35px}.lab-shell{padding:26px}.results strong{font-size:1.15rem}.assumption-list li{grid-template-columns:200px 1fr}.chart-header{align-items:start}}
@media(max-width:760px){.topbar nav{display:none}.language{margin-inline-start:auto}.topbar{min-height:66px}.wrap{width:calc(100% - 36px)}.hero{padding-top:38px}.hero h1{font-size:3.5rem}.hero h1 br{display:none}.deck{font-size:1.2rem}.eyebrow{font-size:.75rem;letter-spacing:.07em}.intro-strip{grid-template-columns:1fr;gap:18px;padding-top:30px}.intro-strip h2{font-size:2rem;max-width:500px}.essay-section{padding:40px 0}.section-heading{gap:15px;margin-bottom:22px}.section-heading h2{font-size:2.25rem}.text-aside{grid-template-columns:1fr}.margin-note{border-inline-start:2px solid;padding-inline-start:20px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:1.35rem}.small-rule{display:none}.margin-note p{margin:0}.energy-eq{font-size:1rem}.horizon-grid{grid-template-columns:1fr;gap:18px}.horizon-card{padding:24px}.horizon-symbol{font-size:2.7rem;margin-bottom:7px}.horizon-card h3{font-size:1.8rem}.loop-figure{padding:22px 18px}.loop-nodes{grid-template-columns:1fr;gap:9px}.loop-nodes>div{min-height:0;padding:12px 15px;flex-direction:row;align-items:baseline;justify-content:start;gap:14px}.flow-arrow{transform:rotate(90deg);font-size:1.2rem;line-height:1.1}html[dir=rtl] .flow-arrow{transform:rotate(90deg)}.return-path{margin-top:10px;margin-inline:7%;}.return-path span{font-size:.8125rem;padding:0 6px}.lab{margin-top:42px;padding:40px 0}.lab h2{font-size:2.8rem}.lab-intro{font-size:1.075rem}.lab-shell{padding:18px 14px}.scenario-buttons{display:grid;grid-template-columns:1fr 1fr;gap:0}.scenario-buttons button{padding:12px 8px;font-size:.925rem}.controls{gap:14px;grid-template-columns:1fr}.controls select{font-size:1rem}.scenario-description{min-height:0}.results{grid-template-columns:1fr 1fr;padding:18px;margin:22px 0;gap:20px}.results .main-result{grid-column:1/-1}.results .main-result strong{font-size:2.1rem}.results span{font-size:.8125rem}.results strong{font-size:1.1rem}.chart-header{flex-direction:column;gap:12px}.chart-header h3{font-size:.925rem}.metric-buttons{width:100%}.metric-buttons button{flex:1}.year-control{padding:15px}.year-values{gap:8px;flex-direction:column}.threshold-table tbody th{width:30%}th,td{padding:13px 8px;font-size:.875rem}.table-scroll{overflow-x:auto}details.compare summary{font-size:.9375rem}.compare th:first-child{width:30%}.compare td{width:35%}.table-swatch{display:none}.sensitivity{padding:23px}.sensitivity>div{grid-template-columns:1fr;gap:6px}.sensitivity h3{font-size:1.85rem}.sensitivity strong{font-size:1.6rem;direction:ltr;text-align:start}.assumption-list li{grid-template-columns:1fr;gap:5px}.evidence{padding:24px}.evidence ul{grid-template-columns:1fr;gap:22px}.sources ol{grid-template-columns:1fr;gap:20px}.closing{padding:43px 0;font-size:2.1rem}footer{flex-direction:column;gap:9px}html[dir=rtl] .hero h1{font-size:3.15rem}.formula{font-size:1.5rem}}
@media(max-width:760px){.forecast-lead{padding:20px;margin-bottom:30px}.forecast-note{font-size:.9rem}.conversation>summary{font-size:1.7rem}.conversation-track{grid-template-columns:repeat(6,minmax(0,1fr));gap:5px}.conversation-dialogue{grid-template-columns:1fr;gap:15px}.conversation-prompt,.conversation-reply{padding:20px}.conversation-slide>h3{font-size:1.75rem}.conversation-transport button{padding:8px 12px}}
@media print{.conversation-toolbar,.conversation-track,.conversation-link{display:none}.conversation-slide:not(.is-current){display:none}.conversation-slides{display:block}.forecast-lead{break-inside:avoid}}
html.language-transitioning{scroll-behavior:auto;overflow-anchor:none}
.language-transitioning body{overflow-x:clip}
.language button:disabled{cursor:wait}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.topbar,.controls,.scenario-buttons,.metric-buttons,.year-control,.reset{display:none}.wrap{width:100%}.hero{padding-top:0}.hero h1{font-size:40px}.lab{background:white;padding:20px 0}.lab-shell{border:1px solid #ccc;box-shadow:none}.essay-section{padding:20px 0}.horizon-grid,.evidence ul{break-inside:avoid}.closing{padding:25px 0}a{text-decoration:underline}.topbar{position:static}body{font-size:12pt}details:not([open]){display:none}}

/* The combined model and its plain-language guide. */
#model-expression{container-type:inline-size}
.rf-compact{margin:32px 0 20px;padding:28px;background:#eef2f5;border:1px solid #dae1e7}
.rf-compact figcaption{margin-top:25px;max-width:740px}
.rf-scroll{overflow-x:auto;scrollbar-width:thin;scrollbar-color:#9daebb transparent}
.rf-scroll:focus-visible{outline:3px solid var(--blue);outline-offset:5px}
.rf-equation{display:flex;align-items:center;justify-content:center;gap:12px;direction:ltr;position:relative;z-index:1;line-height:1.25;font-size:1rem;padding:12px 0}
.rf-full{min-width:760px;flex-wrap:wrap}
.rf-full>.rf-result{flex-basis:100%;text-align:center;font-family:var(--serif);font-size:1.7rem;margin-bottom:3px}
.rf-full>.rf-result br{display:none}
.rf-full>.rf-result br:after{content:' '}
.rf-full .rf-result .rf-token{white-space:normal}
.rf-equals{font-family:Georgia,serif;font-size:1.4rem}
.rf-fraction{display:inline-flex;flex-direction:column;text-align:center;min-width:0}
.rf-outer{flex:1;max-width:900px}
.rf-numerator{display:block;border-bottom:1px solid var(--ink);padding:3px 0 6px;margin-bottom:6px;text-align:center;font-family:Georgia,serif;font-size:1.25rem}
.rf-denominator{display:flex;align-items:center;justify-content:center;gap:10px;padding-top:28px}
.rf-token{display:inline-block;text-align:center;white-space:nowrap;position:relative}
.rf-constant{white-space:nowrap;font-family:Georgia,serif;font-size:1.2rem}
.rf-capacity{position:relative;white-space:nowrap}
.rf-capacity small{position:absolute;top:calc(100% + 7px);left:50%;transform:translateX(-50%);font-size:.75rem;font-family:var(--sans);color:var(--muted);border-top:1px solid #aebbc5;padding-top:4px}
.rf-full{padding-bottom:40px}
.rf-powered{display:flex;align-items:center;gap:3px}
.rf-base{display:flex;align-items:center;gap:9px}
.rf-bracket{align-self:stretch;display:flex;align-items:center;font-family:Georgia,serif;font-size:2.5rem;font-weight:400}
.rf-exponent{align-self:flex-start;transform:translateY(-28px);font-size:.8125rem;margin-left:2px}
.rf-exponent .rf-numerator{font-size:1rem;padding:0 0 3px;margin-bottom:4px}
.rf-disclosure{border-block:1px solid var(--line)}
.rf-disclosure>summary{font-size:1.05rem;color:var(--blue)}
.rf-guide-intro{color:var(--muted);font-size:.95rem;max-width:740px;margin:0 0 30px}
.rf-diagram{position:relative;padding:10px 0}
.rf-connectors{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible;z-index:0}
.rf-notes{display:grid;gap:30px;position:relative;z-index:1}
.rf-above{grid-template-columns:repeat(3,minmax(0,1fr));direction:ltr}
.rf-below{grid-template-columns:repeat(2,minmax(0,1fr));width:66%;margin-left:auto;direction:ltr}
.rf-note{min-width:0;background:var(--paper)}
.rf-note h4{font-size:1.05rem;font-weight:600;line-height:1.4;margin:0 0 10px}
.rf-note p{font-size:.95rem;line-height:1.65;margin:0;color:var(--muted)}
html[lang=he] .rf-note{direction:rtl}
.rf-letter{display:inline-block;padding:0 2px;margin-inline-end:5px;font-family:var(--sans);font-weight:600;font-size:.8125rem;color:var(--rf-color);border-bottom:3px solid var(--rf-color)}
[data-note=benefit],[data-token=benefit]{--rf-color:#245cc3}
[data-note=capacity],[data-token=capacity]{--rf-color:#b54224}
[data-note=feedback],[data-token=feedback]{--rf-color:#8056a3}
[data-note=rate],[data-token=rate]{--rf-color:#267267}
[data-note=years],[data-token=years]{--rf-color:#8d631c}
.rf-token>.rf-letter{display:block;margin:0 auto 6px;width:max-content}
.rf-map-equation{margin:80px 0 90px;overflow:visible;position:relative;z-index:1}
.rf-annotated{min-width:760px;font-size:.9375rem;gap:10px}
.rf-annotated .rf-denominator,.rf-annotated .rf-base{gap:7px}
.rf-annotated .rf-denominator{padding-top:36px}
.rf-annotated .rf-exponent{transform:translateY(-36px);font-size:.8125rem}
.rf-takeaway{font-family:var(--serif);font-size:1.65rem;line-height:1.35;border-inline-start:3px solid var(--accent);padding-inline-start:22px;margin:32px 0}
.rf-limits{font-size:.9rem;color:var(--muted);max-width:900px;margin:22px 0 0}
.rf-limits a{white-space:nowrap;text-underline-offset:3px}
.rf-mobile-key{display:none}
@container(max-width:800px){
 .rf-compact{padding:20px 16px}
 .rf-full{font-size:.9375rem;min-width:730px}
 .rf-diagram{display:flex;flex-direction:column}
 .rf-map-equation{order:-1;margin:0 0 32px;overflow-x:auto;padding-bottom:10px}
 .rf-connectors{display:none}
 .rf-notes{display:block;width:100%;margin:0}
 .rf-note{margin-bottom:26px;padding-inline-start:16px;border-inline-start:2px solid var(--rf-color)}
 .rf-note h4{margin-bottom:8px}
 .rf-mobile-key{display:flex;flex-direction:column;gap:3px;color:var(--rf-color);font-size:.875rem;font-weight:600;margin-bottom:5px}
 .rf-mobile-key>span:last-child{font-size:1.2rem;line-height:1}
 .rf-takeaway{margin-top:8px}
}
@media print{
 .rf-scroll{overflow:visible}
 .rf-compact{break-inside:avoid}
}