:root{--bg:#fff;--surface:#fff;--surface-2:#f6f7f8;--surface-3:#fff5cf;--ink:#111;--text:#202124;--muted:#62646a;--line:#e2e2e2;--line-strong:#c8c8c8;--accent:#ffc928;--accent-strong:#b46b00;--accent-soft:#fff5c7;--link:#1f6f46;--link-hover:#174f34;--success:#2e7d4f;--success-soft:#eaf6ef;--danger:#b64b3c;--danger-soft:#fff0ec;--blue:#2867a6;--blue-soft:#ecf5ff;--shadow:0 16px 40px #11111114;--shadow-soft:0 6px 18px #1111110f;--space-section:clamp(72px, 9vw, 128px);--space-section-tight:clamp(52px, 7vw, 88px);--space-stack:20px;--ease-out:cubic-bezier(.23, 1, .32, 1);--ease-in-out:cubic-bezier(.77, 0, .175, 1)}html{min-height:100%;scroll-padding-top:96px}html,body{max-width:100vw;overflow-x:hidden}body{min-height:100%;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body,h1,h2,h3,p,dl,dd{margin:0}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:3px}button,input,select{font:inherit}main{min-height:70vh}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@keyframes mark-breathe{0%,to{transform:rotate(-2deg)scale(1)}50%{transform:rotate(3deg)scale(1.045)}}.site-header{z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffeb;border-bottom:1px solid #1111111a;width:100%;position:sticky;top:0}.site-header-inner{justify-content:space-between;align-items:center;gap:28px;width:min(1200px,100% - 40px);margin:0 auto;padding:15px 0;display:flex}.brand,.site-header-inner nav,.footer-bottom div,.hero-actions,.state-meta{align-items:center;gap:10px;display:flex}.brand{color:var(--ink);letter-spacing:0;flex:none;min-width:0;font-weight:850;position:relative}.brand-mark{width:34px;height:34px;box-shadow:none;transition:opacity .18s var(--ease-out), transform .18s var(--ease-out);background:0 0;border:0;border-radius:0;place-items:center;display:inline-grid}.brand-mark img{width:34px;height:34px;animation:mark-breathe 7s var(--ease-in-out) infinite}.brand-name{color:var(--ink);white-space:nowrap;font-size:1.02rem;font-weight:850;line-height:1;display:block}@media (hover:hover) and (pointer:fine){.brand:hover .brand-mark{opacity:.86;transform:translateY(-1px)}}.site-header-inner nav{color:var(--muted);flex:auto;justify-content:flex-end;min-width:0;font-size:.91rem;font-weight:800}.site-header-inner nav a{white-space:nowrap;transition:border-color .16s var(--ease-out), color .16s var(--ease-out), background .16s var(--ease-out);border:1px solid #0000;border-radius:999px;padding:9px 13px}@media (hover:hover) and (pointer:fine){.site-header-inner nav a:hover,.article-card:hover h2,.article-card:hover h3,.state-list-card a:hover strong,table a:hover{color:var(--link-hover)}.site-header-inner nav a:hover{background:var(--accent-soft);color:var(--ink)}}.hero,.page-hero,.section,.article,.sources,.site-footer{width:min(1200px,100% - 40px);margin:0 auto}.hero{grid-template-columns:minmax(0,.9fr) minmax(420px,.95fr);align-items:center;gap:clamp(28px,4vw,56px);padding:clamp(42px,6.2vw,84px) 0 clamp(48px,6.5vw,82px);display:grid}.hero.vertical{text-align:left;justify-items:stretch;max-width:none}.hero-content{gap:var(--space-stack);min-width:0;display:grid}.page-hero{gap:var(--space-stack);max-width:880px;padding:clamp(52px, 8vw, 84px) 0 var(--space-section-tight);display:grid}.page-hero:after,.article header:after{content:"";background:var(--accent);border-radius:999px;width:72px;height:4px}.hero h1,.page-hero h1,.article header h1{max-width:960px;color:var(--ink);letter-spacing:0;font-size:clamp(3.2rem,6.4vw,6.1rem);font-weight:900;line-height:.92}.page-hero h1,.article header h1{font-size:clamp(2.5rem,6vw,5.1rem)}.hero-copy,.page-hero p,.article header p{max-width:720px;color:var(--muted);font-size:1.22rem;line-height:1.55}.hero-copy{max-width:560px;font-size:clamp(1.04rem,1.3vw,1.2rem)}.eyebrow{color:#7a5a00;letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:900}.button{border:2px solid var(--ink);background:var(--surface);min-height:44px;color:var(--ink);cursor:pointer;box-shadow:0 4px 0 var(--ink);transition:transform .16s var(--ease-out), border-color .16s var(--ease-out), background .16s var(--ease-out), box-shadow .16s var(--ease-out);border-radius:8px;justify-content:center;align-items:center;padding:0 20px;font-weight:850;display:inline-flex}.button:active{transform:scale(.97)}.button:disabled{cursor:not-allowed;opacity:.65}.button-dark{border-color:var(--ink);background:var(--ink);color:#fff;box-shadow:0 4px #7a7a7a}@media (hover:hover) and (pointer:fine){.button:hover{box-shadow:0 6px 0 var(--ink);transform:translateY(-2px)}.button-dark:hover{background:#000;box-shadow:0 6px #7a7a7a}}.hero-proof{flex-wrap:wrap;gap:8px;padding-top:4px;display:flex}.hero-proof span{border:1px solid var(--line-strong);border-radius:999px;padding:9px 12px;font-size:.82rem;font-weight:850}.signal-good{background:var(--success-soft)!important;color:#245f3d!important;border-color:#badbc5!important}.signal-check{background:var(--accent-soft)!important;color:#80510a!important;border-color:#efd18e!important}.signal-stop{background:var(--danger-soft)!important;color:#8e3327!important;border-color:#e4b8ae!important}.signal-tech{background:var(--blue-soft)!important;color:#245c78!important;border-color:#bdd7e4!important}.hero-workbench{gap:16px;min-width:0;display:grid}.lesson-stage{border:2px solid var(--ink);box-shadow:0 10px 0 var(--ink);background:#fff;border-radius:8px;padding:14px;position:relative}.lesson-stage-head{border-bottom:2px solid var(--ink);justify-content:flex-start;align-items:center;margin:-14px -14px 14px;padding:12px 14px;display:flex}.lesson-stage-head strong{color:var(--ink);font-size:.98rem}.solar-system-lesson{padding:14px 8px 6px}.solar-scene{width:100%;height:auto;display:block}.scene-sun-body{fill:var(--accent);stroke:var(--ink);stroke-width:5px}.scene-sun-face{fill:none;stroke:var(--ink);stroke-width:5px;stroke-linecap:round}.scene-sun-mouth{fill:var(--ink)}.scene-rays{transform-box:fill-box;transform-origin:50%;animation:60s linear infinite rays-turn}.scene-ray-strokes{fill:none;stroke:var(--accent);stroke-linecap:round;stroke-width:7px}@keyframes rays-turn{to{transform:rotate(360deg)}}.scene-beam{fill:none;stroke:var(--accent);stroke-dasharray:2 13;stroke-linecap:round;stroke-width:5px;animation:1.4s linear infinite beam-flow}@keyframes beam-flow{to{stroke-dashoffset:-15px}}.scene-panel{fill:var(--blue-soft);stroke:var(--ink);stroke-linejoin:round;stroke-width:5px}.scene-panel-grid{fill:none;stroke:var(--blue);stroke-width:3px}.scene-legs,.scene-roof,.scene-wire{fill:none;stroke:var(--ink);stroke-linecap:round;stroke-linejoin:round;stroke-width:5px}.scene-power-halo,.scene-power{fill:none;stroke-dasharray:.1 22;stroke-linecap:round;stroke-linejoin:round;animation:1.5s linear infinite power-flow}.scene-power-halo{stroke:var(--ink);stroke-width:13px}.scene-power{stroke:var(--accent);stroke-width:8.5px}@keyframes power-flow{to{stroke-dashoffset:-22.1px}}.scene-box,.scene-door{fill:#fff;stroke:var(--ink);stroke-width:5px}.scene-door{stroke-width:4px}.scene-display{fill:var(--blue-soft);stroke:var(--blue);stroke-width:3px}.scene-sine{fill:none;stroke:var(--blue);stroke-linecap:round;stroke-width:3px}.scene-led{fill:var(--accent);stroke:var(--ink);stroke-width:2.5px;animation:glow-pulse 2.4s var(--ease-in-out) infinite}.scene-vents{fill:none;stroke:var(--line-strong);stroke-linecap:round;stroke-width:3px}.scene-prongs{fill:none;stroke:var(--ink);stroke-linecap:round;stroke-width:4px}.scene-slot{fill:var(--ink)}.scene-window{fill:var(--accent-soft);stroke:var(--ink);stroke-width:4px}.scene-glow{fill:var(--accent);animation:glow-pulse 3.6s var(--ease-in-out) infinite}.scene-window-cross{fill:none;stroke:var(--ink);stroke-width:2.5px}@keyframes glow-pulse{0%,to{opacity:.2}50%{opacity:.85}}.scene-label{fill:var(--ink);letter-spacing:.06em;text-transform:uppercase;font-family:inherit;font-size:17px;font-weight:900}.scene-caption{fill:var(--muted);font-family:inherit;font-size:14.5px;font-weight:650}.sun-source{display:none}.sun-source img{animation:mark-breathe 8s var(--ease-in-out) infinite}.solar-flow-steps{margin:0;padding:0;list-style:none;display:none}.flow-step{border:1px solid var(--line-strong);text-align:left;background:#fff;border-radius:8px;grid-template-columns:50px minmax(0,1fr);place-items:center start;gap:6px 12px;min-height:88px;padding:12px 14px;display:grid}.flow-picture{object-fit:contain;grid-row:span 2;width:48px;height:42px}.panel-step{color:#a46a00}.inverter-step{color:var(--blue)}.outlet-step{color:#5f6368}.home-step{color:var(--success)}.flow-step span{color:currentColor;letter-spacing:.07em;text-transform:uppercase;font-size:.68rem;font-weight:900;line-height:1}.flow-step strong{color:var(--ink);justify-items:start;gap:6px;font-size:1rem;line-height:1.2;display:grid}.status-legend{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.status-legend span{border:1px solid var(--line-strong);border-radius:8px;padding:7px 10px;font-size:.76rem;font-weight:850}.hero-media{min-width:0;position:relative}.hero-media img{aspect-ratio:16/9;object-fit:cover;background:var(--surface);border:1px solid #cbd8cc;border-radius:8px;width:100%;height:auto;display:block;box-shadow:0 28px 80px #1f30272e}.hero-media-note{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffdb;border:1px solid #ffffff8c;border-radius:8px;gap:6px;width:min(340px,100% - 24px);padding:14px 16px;display:grid;position:absolute;bottom:clamp(12px,3vw,26px);right:clamp(12px,3vw,26px);box-shadow:0 18px 42px #10231b2e}.hero-media-note strong{color:var(--ink);font-size:.88rem}.hero-media-note span{color:#4e5d54;font-size:.92rem;line-height:1.45}.answer-box,.notice,.side-panel,.calculator,.state-list-card,.newsletter-form,.footer-newsletter{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-soft);border-radius:8px}.answer-box{border-left:5px solid var(--success);color:#35423a;text-align:left;max-width:820px;margin-top:10px;padding:20px 22px;font-size:1.05rem;line-height:1.55}.answer-box strong{color:var(--ink)}.hero-visual,.article-visual,.panel-visual{border:1px solid var(--line);background:var(--surface);width:100%;height:auto;box-shadow:var(--shadow);border-radius:8px}.hero-visual{aspect-ratio:16/9;object-fit:cover;max-width:720px;margin-top:8px}.article-visual{aspect-ratio:16/10;object-fit:cover;margin-block:4px 8px}.article-hero-visual{aspect-ratio:4/3;max-height:620px}.article-decision-panel,.buyer-check-grid{border:1px solid var(--line);background:var(--ink);color:#fff;box-shadow:var(--shadow);border-radius:8px}.article-decision-panel{gap:18px;padding:clamp(20px,3vw,28px);display:grid}.article-decision-panel div{gap:6px;display:grid}.article-decision-panel span,.buyer-check-grid span{color:#ffd37d;letter-spacing:.1em;text-transform:uppercase;font-size:.78rem;font-weight:900}.article-decision-panel strong{font-size:clamp(1.35rem,3vw,2rem);line-height:1.1}.article-decision-panel ul{gap:10px;margin:0;padding-left:18px;display:grid}.article-decision-panel li{color:#ffffffc7;line-height:1.55}.buyer-check-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;display:grid;overflow:hidden}.buyer-check-grid div{background:0 0;gap:8px;padding:20px;display:grid}.buyer-check-grid strong{font-size:1.08rem}.buyer-check-grid p{color:#ffffffbf;font-size:.95rem;line-height:1.5}.buyer-detail-grid,.sizing-grid,.buy-signal-grid{gap:12px;display:grid}.buyer-detail-grid,.sizing-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.buyer-detail-grid article,.sizing-grid article,.buy-signal-grid article{border:1px solid var(--line-strong);background:#fff;border-radius:8px;align-content:start;gap:8px;padding:16px;display:grid}.buyer-detail-grid span,.buy-signal-grid span{color:var(--accent-strong);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:900}.sizing-grid strong{color:var(--ink);font-size:1.12rem;line-height:1.2}.buyer-detail-grid p,.sizing-grid p{margin:0;font-size:.96rem}.buyer-market-table{margin-top:4px}.buyer-market-table table{min-width:980px}.buyer-market-table td:first-child{color:var(--ink);font-weight:900}.buy-signal-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.buy-signal-grid article:first-child{border-top:5px solid var(--success)}.buy-signal-grid article:nth-child(2){border-top:5px solid var(--accent)}.buy-signal-grid article:nth-child(3){border-top:5px solid var(--danger)}.buy-signal-grid ul{color:var(--muted);gap:8px;margin:0;padding-left:18px;display:grid}.buy-signal-grid li{line-height:1.5}.panel-visual{box-shadow:none}.band{border-block:1px solid var(--line);background:var(--surface-2)}.decision-band{background:var(--accent-soft);border-block:1px solid #11111129}.decision-panel{grid-template-columns:minmax(220px,.34fr) minmax(0,1fr);gap:clamp(20px,4vw,40px);width:min(1200px,100% - 40px);margin:0 auto;padding:clamp(22px,4vw,34px) 0;display:grid}.decision-intro{align-content:start;gap:14px;display:grid}.decision-intro img{border:2px solid var(--ink);width:56px;height:56px;box-shadow:0 5px 0 var(--ink);animation:mark-breathe 8s var(--ease-in-out) infinite;background:#fff;border-radius:8px;padding:7px}.decision-intro h2{color:var(--ink);letter-spacing:0;font-size:clamp(1.7rem,3.2vw,2.6rem);font-weight:900;line-height:1.08}.decision-links{border:2px solid var(--ink);background:var(--ink);box-shadow:0 6px 0 var(--ink);border-radius:8px;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;display:grid;overflow:hidden}.decision-links a{min-height:170px;transition:background .16s var(--ease-out), color .16s var(--ease-out);background:#fff;align-content:start;gap:10px;padding:18px;display:grid;position:relative}.decision-links a:before{content:"";border:2px solid var(--ink);background:var(--accent);border-radius:999px;width:34px;height:34px;box-shadow:inset 0 0 0 7px #fff}.decision-links strong{color:var(--ink);font-size:1.1rem;font-weight:900;line-height:1.2}.decision-links span{color:var(--muted);font-size:.92rem;line-height:1.45}@media (hover:hover) and (pointer:fine){.decision-links a:hover{background:var(--accent-soft)}.decision-links a:hover strong{color:var(--accent-strong)}}.metrics{grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;width:min(1180px,100% - 40px);margin:0 auto;display:grid}.metrics article{gap:8px;padding:30px 22px;display:grid}.metrics strong{color:var(--ink);font-size:2.3rem;line-height:1}.metrics article:first-child strong{color:var(--success)}.metrics article:nth-child(2) strong{color:var(--blue)}.metrics article:nth-child(3) strong{color:#a66506}.metrics span,.small,.muted{color:var(--muted)}.status-summary{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.status-summary article{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-soft);border-radius:8px;gap:10px;padding:20px;display:grid}.status-summary span{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:.82rem;font-weight:850}.status-summary strong{color:var(--ink);font-size:clamp(2rem,4vw,3.2rem);line-height:.95}.status-summary p{color:var(--muted);line-height:1.55}.section{padding:var(--space-section) 0}.section+.section{padding-top:var(--space-section-tight)}.section-tight{padding-block:var(--space-section-tight)}.two-column{grid-template-columns:minmax(0,.85fr) minmax(360px,1fr);align-items:center;gap:48px;display:grid}.align-start{align-items:start}.section h2,.article h2,.sources h2,.side-panel h2{letter-spacing:0;font-size:clamp(2.1rem,4vw,3.45rem);font-weight:900;line-height:1}.section p,.article p,.side-panel p,.sources p{color:var(--muted);font-size:1.02rem;line-height:1.62}.section>div:first-child,.section-heading{gap:14px;display:grid}.section-heading{max-width:760px;margin-bottom:clamp(32px,4.5vw,52px)}.journey-section .section-heading{max-width:780px}.journey-list{gap:22px;display:grid}.journey-item{border:2px solid var(--ink);background:var(--surface);box-shadow:0 6px 0 var(--ink);transition:border-color .18s var(--ease-out), transform .18s var(--ease-out), box-shadow .18s var(--ease-out);border-radius:8px;grid-template-columns:minmax(188px,.36fr) minmax(0,1fr);align-items:center;gap:clamp(20px,4vw,40px);padding:clamp(18px,2.8vw,30px);display:grid;position:relative}@media (hover:hover) and (pointer:fine){.journey-item:hover{box-shadow:0 8px 0 var(--ink);transform:translateY(-2px)}}.journey-visual{min-width:0;position:relative}.journey-visual>img:first-child{border:1px solid var(--line-strong);background:#fff;border-radius:8px;width:100%;height:auto;padding:6px}.journey-visual>img:last-child{border:2px solid var(--ink);width:42px;height:42px;box-shadow:0 4px 0 var(--ink);background:#fff;border-radius:8px;padding:6px;position:absolute;bottom:12px;right:12px}.journey-item>div:not(.journey-line){gap:12px;display:grid}.journey-item span{color:var(--blue);letter-spacing:.12em;font-size:.82rem;font-weight:900}.journey-item h3{font-size:clamp(1.55rem,3vw,2.4rem);font-weight:900;line-height:1.08}.journey-item p{color:var(--muted);line-height:1.62}.journey-line{background:var(--ink);width:2px;height:16px;position:absolute;bottom:-17px;left:calc(18% + 26px)}.text-link{width:fit-content;color:var(--link);text-underline-offset:4px;font-weight:850;text-decoration:underline;text-decoration-thickness:1.5px}.check-list{color:var(--muted);gap:10px;margin:12px 0 0;padding:0;list-style:none;display:grid}.check-list li{padding-left:22px;line-height:1.55;position:relative}.check-list li:before{content:"";background:var(--accent);border-radius:999px;width:8px;height:8px;position:absolute;top:.68em;left:2px}.fit-check-section{border-block:2px solid var(--ink);grid-template-columns:minmax(0,.72fr) minmax(420px,1fr);align-items:start;gap:clamp(24px,4vw,48px);display:grid}.fit-check-copy{gap:14px;display:grid}.fit-check-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.fit-check-grid article{border:2px solid var(--ink);min-height:128px;box-shadow:0 5px 0 var(--ink);background:#fff;border-radius:8px;align-content:space-between;gap:14px;padding:16px;display:grid}.fit-check-grid svg{width:42px;height:42px}.fit-check-grid strong{color:var(--ink);font-size:1.05rem;font-weight:900;line-height:1.25}.tracker-stats{flex-wrap:wrap;gap:10px;margin-top:4px;display:flex}.tracker-stats span{border:1px solid var(--line-strong);color:var(--muted);background:#fff;border-radius:8px;align-items:baseline;gap:7px;padding:9px 11px;font-size:.92rem;font-weight:750;display:inline-flex}.tracker-stats strong{color:var(--ink);font-size:1.2rem}.state-picker{max-width:440px;color:var(--muted);gap:8px;margin-top:8px;font-weight:700;display:grid}.state-picker select,.newsletter-form input,.newsletter-form select,.calculator input{border:2px solid var(--line-strong);width:100%;min-height:44px;color:var(--text);background:#fff;border-radius:8px;padding:0 12px}.state-picker select{box-shadow:0 3px 0 var(--line-strong)}.state-picker select:focus,.newsletter-form input:focus,.newsletter-form select:focus,.calculator input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #f5a5242e}.state-list-card{background:#fff;padding:10px;display:grid}.workbench-list{border:2px solid var(--ink);box-shadow:0 6px 0 var(--ink);background:#fff}.state-list-card a{transition:background .16s var(--ease-out);border-radius:8px;justify-content:space-between;align-items:center;gap:20px;padding:16px;display:flex}@media (hover:hover) and (pointer:fine){.state-list-card a:hover{background:var(--accent-soft)}}.state-list-card a+a{border-top:1px solid var(--line)}.state-list-card div{gap:4px;display:grid}.state-list-card span,.article-card span{color:var(--muted);font-size:.9rem}.status-badge{border:1px solid var(--line);background:var(--surface-2);width:fit-content;color:var(--muted);text-transform:capitalize;white-space:nowrap;border-radius:999px;align-items:center;padding:6px 10px;font-size:.78rem;font-weight:850;display:inline-flex}.state-meta .status-badge{flex-shrink:0}.status-badge.legal{background:var(--success-soft);color:#16613e;border-color:#a9d9bd}.status-badge.passed-not-effective,.status-badge.active-bill,.status-badge.introduced{color:#7c520e;background:#fff8e9;border-color:#f0d39a}.status-badge.unclear,.status-badge.no-sourced-bill{color:#53616a;background:#f4f6f7;border-color:#d7dde1}.calculator{background:var(--surface);border:2px solid var(--ink);box-shadow:0 6px 0 var(--ink);gap:22px;padding:22px;display:grid}.calculator:before{content:"Live estimate";background:var(--blue-soft);width:fit-content;color:var(--blue);letter-spacing:.1em;text-transform:uppercase;border:1px solid #bdd7e4;border-radius:999px;padding:7px 10px;font-size:.76rem;font-weight:900}.calculator-results{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.calculator-results div{border:1px solid var(--line-strong);background:var(--accent-soft);border-radius:8px;gap:8px;padding:16px;display:grid}.calculator-results span{color:var(--muted);font-size:.84rem;font-weight:700}.calculator-results strong{color:var(--ink);font-size:clamp(1.35rem,3vw,2.1rem);font-weight:900;line-height:1.05}.calculator-inputs{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.calculator-inputs label,.newsletter-form label{color:var(--muted);gap:8px;font-size:.9rem;font-weight:750;display:grid}.calculator input[type=range]{accent-color:var(--accent);padding:0}.compact .calculator-results,.compact .calculator-inputs{grid-template-columns:1fr}.card-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;display:grid}.article-card{border:2px solid var(--ink);background:var(--surface);min-height:230px;transition:transform .18s var(--ease-out), border-color .18s var(--ease-out), box-shadow .18s var(--ease-out);border-radius:8px;align-content:start;gap:14px;padding:22px;display:grid;position:relative;overflow:hidden}.article-card:before{content:"";background:var(--accent);pointer-events:none;border-radius:999px;width:36px;height:4px}.visual-card-grid .article-card{padding:0}.visual-card-grid .article-card:before{z-index:1;border:1px solid #fff9;position:absolute;top:16px;left:16px;box-shadow:0 5px 18px #10231b29}.article-card>img{aspect-ratio:4/3;object-fit:cover;border-bottom:1px solid var(--line);background:#eef3ed;width:100%;height:auto}.visual-card-grid .article-card>span,.visual-card-grid .article-card>h2,.visual-card-grid .article-card>h3,.visual-card-grid .article-card>p{z-index:2;padding-inline:18px;position:relative}.visual-card-grid .article-card>span{padding-top:4px}.visual-card-grid .article-card>p{padding-bottom:20px}@media (hover:hover) and (pointer:fine){.article-card:hover{box-shadow:0 6px 0 var(--ink);transform:translateY(-2px)}}.article-card h2,.article-card h3{transition:color .16s var(--ease-out);font-size:1.25rem;font-weight:900;line-height:1.2}.cta,.research-digest{border-top:1px solid var(--line);grid-template-columns:minmax(0,.9fr) minmax(360px,.75fr);align-items:center;gap:36px;display:grid}.research-digest{border-block:2px solid var(--ink);background:var(--surface-2);grid-template-columns:minmax(0,.72fr) minmax(420px,1fr);padding-inline:clamp(18px,3vw,32px)}.research-digest-list{gap:10px;display:grid}.research-digest-list article{border:1px solid var(--line-strong);background:#fff;border-radius:8px;grid-template-columns:minmax(140px,.38fr) minmax(0,1fr);align-items:baseline;gap:18px;padding:16px;display:grid}.research-digest-list strong{color:var(--ink)}.research-digest-list span{color:var(--muted);line-height:1.55}@media (max-width:1040px){.hero{grid-template-columns:1fr;align-items:start}.hero-content{max-width:780px}.hero-workbench{width:100%}}.newsletter-form{gap:12px;padding:16px;display:grid}.newsletter-form .button{justify-self:start}.newsletter-form-head{border-bottom:1px solid var(--line);gap:3px;padding-bottom:12px;display:grid}.newsletter-form-head strong{color:var(--ink);font-size:1rem}.newsletter-form-head span,.form-submit-row span{color:var(--muted);font-size:.86rem;line-height:1.4}.form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.email-signup-row{grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:12px;display:grid}.form-submit-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.form-status{min-height:18px;font-size:.9rem;font-weight:700}.form-status.success{color:var(--success)}.form-status.error{color:var(--danger)}.article{max-width:860px;padding:var(--space-section-tight) 0 var(--space-section);gap:30px;display:grid}.article header,.article section{gap:14px;display:grid}.article header{gap:16px}.article section:not(.notice):not(.sources){border-top:1px solid var(--line);padding-top:28px;position:relative}.article a{color:var(--link);text-underline-offset:4px;font-weight:800;text-decoration:underline;text-decoration-thickness:1.4px}.breadcrumbs{color:var(--muted);flex-wrap:wrap;gap:8px;font-size:.9rem;font-weight:700;display:flex}.breadcrumbs a{color:var(--accent-strong);text-decoration:none}.notice{box-shadow:none;border:2px solid var(--ink);background:var(--accent-soft);padding:22px}.definition-list,.glossary-list{gap:12px;display:grid}.definition-list div,.glossary-list div{border:1px solid var(--line-strong);background:#fff;border-radius:8px;grid-template-columns:180px 1fr;gap:18px;padding:16px;display:grid}dt{font-weight:850}dd{color:var(--muted);line-height:1.6}.faq-list{gap:12px;display:grid}details{border:1px solid var(--line-strong);background:var(--surface);box-shadow:var(--shadow-soft);border-radius:8px;padding:16px 18px}summary{cursor:pointer;color:var(--ink);font-weight:850}details p{margin-top:10px}.sources{max-width:860px;padding:0 0 var(--space-section)}.article .sources{padding-bottom:0}.sources ul{gap:12px;margin:16px 0 0;padding:0;list-style:none;display:grid}.sources li{border:1px solid var(--line-strong);background:#fff;border-radius:8px;gap:4px;padding:14px 16px;display:grid}.sources a{color:var(--link);text-underline-offset:4px;font-weight:800;text-decoration:underline;text-decoration-thickness:1.4px}.sources span{color:var(--muted);font-size:.9rem}.side-panel{background:var(--surface);border:2px solid var(--ink);box-shadow:0 6px 0 var(--ink);gap:18px;padding:22px;display:grid}.assumption-list{gap:16px;display:grid}.assumption-list article{border:1px solid var(--line-strong);background:#fff;border-radius:8px;gap:6px;padding:14px;display:grid}.assumption-list span{color:var(--accent-strong);font-weight:850}.table-wrap{border:2px solid var(--ink);background:var(--surface);box-shadow:0 6px 0 var(--ink);border-radius:8px;overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:760px}th,td{border-bottom:1px solid var(--line);text-align:left;padding:16px}th{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;background:var(--surface-2);font-size:.82rem}td a{color:var(--link);font-weight:850}tbody tr{transition:background .16s var(--ease-out)}@media (hover:hover) and (pointer:fine){tbody tr:hover{background:var(--accent-soft)}}.site-footer{padding:24px 0 40px}.footer-newsletter{border:2px solid var(--ink);background:var(--accent-soft);color:var(--ink);box-shadow:0 8px 0 var(--ink);grid-template-columns:92px minmax(0,.86fr) minmax(360px,.92fr);align-items:center;gap:24px;padding:clamp(24px,4vw,38px);display:grid;position:relative}.footer-mark{border:2px solid var(--ink);width:92px;height:92px;box-shadow:0 5px 0 var(--ink);background:#fff;border-radius:8px;place-items:center;display:grid}.footer-mark img{width:72px;height:72px;animation:mark-breathe 8s var(--ease-in-out) infinite}.footer-newsletter>div:first-child{gap:12px;display:grid}.footer-newsletter h2{font-size:clamp(1.8rem,4vw,3rem);font-weight:900;line-height:1.05}.footer-bottom,.footer-newsletter p{color:var(--muted)}.footer-newsletter .eyebrow{color:var(--accent-strong)}.footer-newsletter .newsletter-form{border:2px solid var(--ink);background:var(--surface);box-shadow:0 5px 0 var(--ink)}.footer-newsletter .newsletter-form label,.footer-newsletter .newsletter-form .form-status{color:var(--muted)}.footer-bottom{justify-content:space-between;gap:20px;padding-top:18px;font-size:.9rem;display:flex}.glossary-list{max-width:860px}@media (max-width:900px){.site-header-inner{align-items:center}.site-header-inner nav{scrollbar-width:none;gap:6px;padding-bottom:2px;overflow-x:auto}.site-header-inner nav::-webkit-scrollbar{display:none}.hero h1,.page-hero h1,.article header h1{font-size:clamp(2.55rem,12vw,4.4rem)}.metrics,.hero,.decision-panel,.decision-links,.status-summary,.two-column,.fit-check-section,.cta,.research-digest,.footer-newsletter,.card-grid,.buyer-check-grid,.buyer-detail-grid,.sizing-grid,.buy-signal-grid,.journey-item{grid-template-columns:1fr}.lesson-stage{box-shadow:0 6px 0 var(--ink)}.lesson-stage-head{align-items:center}.solar-system-lesson{padding:10px 0 0}.solar-scene{display:none}.sun-source{justify-items:start;margin:0 0 10px 14px;display:grid}.sun-source img{width:64px;height:64px}.solar-flow-steps{grid-template-columns:1fr;gap:10px;display:grid}.research-digest-list article{grid-template-columns:1fr;gap:6px}.journey-line{left:50%}.calculator-results,.calculator-inputs,.fit-check-grid,.form-row{grid-template-columns:1fr}.definition-list div,.glossary-list div{grid-template-columns:1fr;gap:6px}.footer-bottom{flex-direction:column}}@media (max-width:560px){.site-header-inner,.hero,.page-hero,.section,.article,.sources,.site-footer,.metrics,.decision-panel{width:min(100% - 28px,1180px)}.site-header-inner{flex-direction:column;align-items:stretch;gap:10px;padding:10px 0}.brand{gap:8px;width:fit-content}.email-signup-row{grid-template-columns:1fr}.brand-mark{flex:none;width:32px;height:32px}.brand-mark img{width:32px;height:32px}.brand-name{font-size:.94rem}.site-header-inner nav{flex:none;justify-content:flex-start;font-size:.83rem}.site-header-inner nav a{padding:7px 10px}.hero{padding-top:42px}.hero h1,.page-hero h1,.article header h1{font-size:clamp(2.8rem,11.5vw,4rem);line-height:.92}.lesson-stage{padding:10px}.lesson-stage-head{margin:-10px -10px 10px;padding:10px 12px}.hero-media-note{width:100%;margin-top:10px;position:static}.status-legend{grid-template-columns:1fr}.hero-actions{flex-direction:column;align-items:stretch;width:100%}.button{width:100%}.section{padding:44px 0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}