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@media(max-width:700px){.planner-toolbar{align-items:stretch;flex-direction:column}.progress-wrap{min-width:0}.factor-grid,.next-actions,.capacity-grid,.funding-support,.battery-list,.size-comparison,.product-toolbar,.enquiry-form,.guide-feature-grid,.guide-index{grid-template-columns:1fr}.enquiry-form>*{grid-column:1}.pathway dl,.battery-card dl{grid-template-columns:1fr}.mobile-results{position:fixed;z-index:20;left:10px;right:10px;bottom:10px;display:flex;align-items:center;justify-content:space-between;gap:8px;background:var(--ink);color:#fff;padding:10px 12px;border-radius:12px;box-shadow:var(--shadow);font-size:.72rem}.mobile-results span b{display:block;color:var(--lime);font-size:.9rem}.mobile-results a{background:var(--lime);color:var(--ink);padding:8px;border-radius:7px;text-decoration:none;font-weight:800}body{padding-bottom:72px}}
@media print{.topbar,.hero,.principles,.planner-toolbar,.controls,.result-actions,.funding,.buying,.methodology,.battery-comparisons,.honesty,footer,.mobile-results{display:none!important}.section{padding:0}.tool-shell{display:block;border:0;box-shadow:none}.results{background:#fff;color:#111;padding:0}.scenario-results{grid-template-columns:repeat(3,1fr)}.scenario-card,.factor-grid>div,.next-actions>div{background:#fff;color:#111;border:1px solid #999}.scenario-card *,.results *{color:#111!important}.result-links{display:none}}
.brand img{width:48px;height:48px;object-fit:contain;flex:0 0 auto}.guide-brandbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,72px);border-bottom:1px solid var(--line);background:rgba(247,248,242,.96);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}.guide-brandbar>a:last-child{font-weight:700;text-decoration:none;color:#527268}.not-found-body{min-height:100vh;background:radial-gradient(circle at 22% 50%,rgba(244,201,93,.28),transparent 32%),linear-gradient(145deg,#f7f8f2,#edf3e6)}.not-found{min-height:calc(100vh - 76px);max-width:1180px;margin:auto;padding:60px 24px;display:grid;grid-template-columns:minmax(280px,.8fr) 1.2fr;gap:6vw;align-items:center}.not-found-art{background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:28px;transform:rotate(-2deg)}.not-found-art img{display:block;width:100%;height:auto}.not-found h1{font-size:clamp(3rem,7vw,6rem);line-height:.94;letter-spacing:-.055em;margin:.2em 0}.not-found .hero-actions{flex-wrap:wrap}@media(max-width:700px){.brand img{width:42px;height:42px}.guide-brandbar{height:68px}.not-found{grid-template-columns:1fr;padding-top:35px}.not-found-art{max-width:330px;margin:auto}.not-found h1{font-size:3.4rem}}

.guide-byline{font-size:.9rem;color:#607970;margin-top:1.25rem}.guide-byline a{font-weight:700}.policy-page{max-width:860px;margin:auto;padding:72px 24px}.policy-page h1{font-size:clamp(2.7rem,6vw,5rem);line-height:1;letter-spacing:-.05em;margin:.25em 0 .55em}.policy-page .lede{font-size:1.2rem}.policy-page section{border-top:1px solid var(--line);padding:26px 0}.policy-page h2{font-size:1.55rem}.policy-page p{color:#3f544d}.policy-reviewed{margin-top:28px}.guide-site-footer a{margin:0 .25rem}
.guide-breadcrumbs ol{display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;list-style:none;padding:0;margin:0 0 2rem;color:#607970;font-weight:700;font-size:.9rem}.guide-breadcrumbs li:not(:last-child)::after{content:"/";margin-left:.45rem;color:#9cafaa}.guide-breadcrumbs [aria-current="page"]{color:#3f544d}.guide-categories,.category-start{margin:2.5rem 0}.category-nav{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.category-nav a,.category-feature-grid a,.related-guide-grid a{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;text-decoration:none}.category-nav a:hover,.category-nav a:focus,.category-feature-grid a:hover,.category-feature-grid a:focus,.related-guide-grid a:hover,.related-guide-grid a:focus{border-color:#527268;box-shadow:var(--shadow)}.category-nav span{color:#607970;font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.category-nav h2,.category-feature-grid h2,.related-guide-grid h3{font-size:1.05rem;margin:.45rem 0}.category-nav p,.category-feature-grid p,.related-guide-grid p{color:var(--muted);margin:0}.category-feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.category-hub section{margin-top:3.5rem}.related-guides{border-top:1px solid var(--line);margin-top:3.5rem;padding-top:2.5rem}.related-guides>div:first-child{display:flex;align-items:end;justify-content:space-between;gap:1rem}.related-guides h2{font-size:clamp(1.8rem,4vw,3rem);margin:.2rem 0 1.25rem}.related-guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:1.25rem}@media(max-width:900px){.category-nav{grid-template-columns:repeat(2,1fr)}.category-feature-grid,.related-guide-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.category-nav,.category-feature-grid,.related-guide-grid{grid-template-columns:1fr}.guide-breadcrumbs ol{gap:.35rem}.guide-breadcrumbs li:not(:last-child)::after{margin-left:.35rem}}
.category-hero-art,.guide-hero-art{margin:2rem 0 3rem;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.category-hero-art img,.guide-hero-art img{display:block;width:100%;height:auto;aspect-ratio:1400/933;object-fit:cover}.category-hero-art figcaption{padding:13px 18px;color:var(--muted);font-size:.9rem;border-top:1px solid var(--line)}.guide-hero-art{margin-top:1.5rem}
.review-records{list-style:none;padding:0;margin:1.5rem 0;display:grid;gap:12px}.review-records li{border:1px solid var(--line);background:#fff;border-radius:10px;padding:18px}.review-records li>a{font-weight:800}.review-records li>span{display:block;color:#527268;font-size:.85rem;margin:.25rem 0}.review-records li>p{margin:.4rem 0 0;color:var(--muted)}
.guide-toc{border:1px solid var(--line);background:#f3f6ef;border-radius:12px;padding:18px 20px;margin:0 0 1.75rem}.guide-toc strong{display:block;margin-bottom:.5rem}.guide-toc ol{columns:2;gap:2rem;margin:.4rem 0 0;padding-left:1.2rem}.guide-toc li{break-inside:avoid;margin:.3rem 0}.guide-toc a{font-weight:700;color:#46665b}.direct-answer{background:#eef4d4;border-left:4px solid #78972f;padding:18px 20px;border-radius:0 10px 10px 0}.direct-answer .eyebrow{margin-top:0}.guide-faq{border-top:1px solid var(--line);padding-top:1.5rem}.guide-faq details{color:var(--ink);border:1px solid var(--line);border-radius:9px;padding:12px 14px;background:#fff}.guide-faq details+details{margin-top:10px}.decision-tool-link{display:block;margin:0 0 14px;padding:13px 15px;border:1px solid #789087;border-radius:9px;text-decoration:none;font-weight:800;background:#f3f6ef}.decision-tool-link span{display:block;color:#607970;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em}.decision-tool{margin:3.5rem 0;padding:28px;background:#eef2e9;border:1px solid var(--line);border-radius:16px}.decision-tool h2{font-size:clamp(1.8rem,3vw,2.8rem);margin:.2rem 0}.table-scroll{overflow-x:auto}.decision-tool table{width:100%;border-collapse:collapse;background:#fff;margin:1.25rem 0}.decision-tool th,.decision-tool td{text-align:left;vertical-align:top;padding:13px;border-bottom:1px solid var(--line)}.decision-tool th{background:#173c34;color:#fff}.tool-sources{font-size:.86rem;color:var(--muted)}@media(max-width:650px){.guide-toc ol{columns:1}.decision-tool{padding:20px 16px}.decision-tool th,.decision-tool td{min-width:160px}}
/* Revision 1: tool pages, inactive commercial placeholders and printable worksheets */
.tool-intro{padding-bottom:24px}.tool-intro h1{max-width:18ch}.tool-hub{background:var(--cream,#f7f3e8)}
.placeholder-box,.notice-box,.method-note{border:1px solid #d9c98a;background:#fff9df;border-radius:12px;padding:16px;margin:18px 0}
.commercial-cta{border:2px solid #193b2d;border-radius:14px;padding:20px;margin:24px 0;background:#f3faf5}
.fact-list li{margin-bottom:12px}.worksheet{margin:48px 0}.worksheet table{width:100%;border-collapse:collapse}.worksheet th,.worksheet td{border:1px solid #b8b8b0;padding:12px;text-align:left}.worksheet td{height:56px}
.energy-flow{background:#173c34;color:#fff;border:0!important;border-radius:14px;padding:22px!important;margin:28px 0}.energy-flow .eyebrow{color:var(--lime)}.energy-flow h2{margin:.2rem 0 1rem}.energy-flow ol{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;list-style:none;padding:0;margin:0}.energy-flow li{position:relative;background:#244b42;border:1px solid #42685f;border-radius:10px;padding:14px;color:#fff}.energy-flow li:not(:last-child)::after{content:"→";position:absolute;right:-20px;top:50%;transform:translateY(-50%);color:var(--lime);font-weight:900}.energy-flow span{display:block;color:var(--lime);font-size:.75rem;font-weight:800}.energy-flow strong{display:block;margin-top:2px}
@media (max-width:390px){.topbar{padding-inline:14px}.topbar nav{gap:10px;overflow-x:auto}.tool-intro,.section{padding-inline:16px}.guide-page,.guide-hub,.guide-index{padding-inline:16px}.scenario-results,.guide-card-grid,.guide-feature-grid{grid-template-columns:1fr}.result-actions button{width:100%}}
@media (max-width:650px){.energy-flow ol{grid-template-columns:1fr;gap:20px}.energy-flow li:not(:last-child)::after{content:"↓";right:auto;left:50%;top:auto;bottom:-20px;transform:translateX(-50%)}}
@media print{.topbar,.guide-brandbar,footer,.mobile-results,.commercial-cta,[data-cta],button:not([onclick="window.print()"]){display:none!important}.worksheet{break-inside:avoid}.worksheet table{font-size:11pt}a{color:#000;text-decoration:none}}

/* Revision 2 launch footer and homepage contrast */
.tool-hub .guide-feature-grid h3{color:#fff}
.site-footer{background:var(--ink);color:#fff;padding:52px clamp(22px,7vw,110px);display:grid;grid-template-columns:minmax(220px,.8fr) minmax(280px,1.2fr);gap:28px 56px}
.site-footer p{margin:.5rem 0}.site-footer .brand{color:#fff}.site-footer-links{display:flex;justify-content:flex-end;align-content:flex-start;flex-wrap:wrap;gap:10px 20px}.site-footer-links a{color:#fff}.publisher-card{grid-column:1/-1;display:flex;align-items:center;gap:14px;padding:18px;border:1px solid #315048;border-radius:14px;background:#1b3832}.publisher-card strong{color:var(--lime)}.publisher-card p{color:#d9e8e1}.site-disclaimer{grid-column:1/-1;max-width:850px;color:#cfe0d8}
@media(max-width:700px){.site-footer{grid-template-columns:1fr}.site-footer-links{justify-content:flex-start}.publisher-card{grid-column:1}}

.site-footer>.publisher-card{justify-content:flex-start;text-align:left}

/* Accessible responsive site navigation */
.site-header{height:76px;display:flex;align-items:center;gap:28px;padding:0 clamp(20px,5vw,72px);border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(247,248,242,.96);backdrop-filter:blur(12px);z-index:30}.site-header .brand{margin-right:auto}.main-nav{display:flex;align-items:center;gap:24px}.menu-toggle{display:none;border:1px solid var(--ink);background:transparent;color:var(--ink);border-radius:8px;padding:9px 11px;align-items:center;gap:8px;font-weight:800;cursor:pointer}.menu-toggle:focus-visible,.main-nav a:focus-visible{outline:3px solid #f4c95d;outline-offset:3px}.menu-toggle-icon{display:grid;gap:3px;width:20px}.menu-toggle-icon i{display:block;width:20px;height:2px;background:currentColor;border-radius:2px}.nav-cta{white-space:nowrap}
@media(max-width:900px){.site-header{height:68px;padding-inline:14px}.site-header .brand img{width:42px;height:42px}.site-header .brand span{font-size:.94rem}.menu-toggle{display:flex}.main-nav{display:none;position:absolute;top:100%;left:0;right:0;padding:18px 16px 22px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(19,50,43,.16);flex-direction:column;align-items:stretch;gap:0}.main-nav[data-open="true"]{display:flex}.main-nav a{display:block;padding:12px 8px;min-height:44px}.main-nav .nav-cta{margin-top:8px;text-align:center;padding:12px 16px}.site-header:has(.main-nav[data-open="true"]){box-shadow:0 1px 0 var(--line)}}
@media(min-width:901px){.main-nav{display:flex!important}}