/*
Theme Name: Akku-Kompatibel UX
Author: Akku-Kompatibel
Description: Consumer WordPress shell for Akku-Kompatibel UX / Information Flow architecture.
Version: 1.8.6-pagespeedpolish1
Requires at least: 6.0
Text Domain: akkufit
*/
:root{
  --bg:#f6f3ed;--paper:#fffdfa;--ink:#172321;--muted:#66716e;--line:#dedfd9;
  --teal:#087d78;--teal-dark:#075e5a;--teal-soft:#e6f3f1;--green:#2e7d4b;--green-soft:#e9f5ed;
  --amber:#aa6b12;--amber-soft:#fff3dd;--commerce:#d85f18;--commerce-dark:#ad4610;--red:#a83a3a;--shadow:0 18px 54px rgba(20,43,39,.10);
  --radius:24px;--radius-sm:16px;--max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;line-height:1.55}a{color:inherit}svg{display:block}button,input{font:inherit}.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(246,243,237,.985);border-bottom:1px solid rgba(23,35,33,.08);box-shadow:0 3px 16px rgba(20,43,39,.025)}.header-row{min-height:66px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:900;font-size:22px;letter-spacing:-.03em}.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--ink);display:grid;place-items:center;color:#fff}.brand-mark span{width:19px;height:11px;border:3px solid #fff;border-radius:3px;position:relative}.brand-mark span:after{content:"";position:absolute;width:4px;height:6px;background:#fff;right:-7px;top:0}.brand b{color:var(--teal)}.nav{margin-left:auto;display:flex;align-items:center;gap:22px;font-size:14px;font-weight:700}.nav a{text-decoration:none;color:#34413e}.nav a:hover{color:var(--teal)}.nav-cta{padding:10px 15px;border:1px solid var(--line);border-radius:999px;background:var(--paper)}.hero{padding:58px 0 28px}.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:42px;align-items:center}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.13em;font-weight:850;color:var(--teal)}h1,h2,h3{line-height:1.08;letter-spacing:-.035em;margin:0}h1{font-size:clamp(42px,5.4vw,72px);max-width:820px}h2{font-size:clamp(30px,3.6vw,46px)}h3{font-size:21px}.lead{font-size:19px;color:#4e5c58;max-width:720px;margin:22px 0 0}.hero-visual{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:30px;overflow:hidden;box-shadow:var(--shadow);min-height:390px}.hero-visual img{width:100%;height:100%;object-fit:cover;display:block}.hero-caption{position:absolute;left:18px;bottom:14px;background:rgba(255,253,250,.92);padding:7px 10px;border-radius:999px;font-size:11px;color:var(--muted);border:1px solid rgba(23,35,33,.08)}.finder{margin-top:28px;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:12px;box-shadow:0 14px 36px rgba(20,43,39,.07)}.finder-tabs{display:flex;gap:6px;margin:0 0 9px}.finder-tabs button{border:0;background:transparent;color:var(--muted);font-weight:800;padding:8px 12px;border-radius:10px;cursor:pointer}.finder-tabs button.active{background:var(--teal-soft);color:var(--teal-dark)}.search-row{display:flex;gap:10px}.searchbox{flex:1;display:flex;align-items:center;gap:10px;background:#f7f8f5;border:1px solid #d8ddd8;border-radius:14px;padding:0 15px}.searchbox svg{width:20px;color:var(--muted)}.searchbox input{width:100%;border:0;outline:0;background:transparent;padding:15px 0;color:var(--ink);font-size:16px}.search-button{border:0;background:var(--ink);color:white;border-radius:14px;padding:0 20px;font-weight:850;cursor:pointer}.finder-help{font-size:12px;color:var(--muted);margin:9px 3px 0}.search-results{display:none;margin-top:10px;border-top:1px solid var(--line);padding-top:10px}.search-results.open{display:grid;gap:7px}.search-result{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 12px;border-radius:12px;text-decoration:none;background:#f8f9f7}.search-result:hover{background:var(--teal-soft)}.search-result strong{display:block}.search-result small{color:var(--muted)}.trust-strip{margin:30px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}.trust-item{background:var(--paper);padding:20px;display:flex;gap:13px;align-items:flex-start}.trust-icon{width:38px;height:38px;border-radius:12px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center;flex:0 0 auto}.trust-icon svg{width:20px}.trust-item b{display:block}.trust-item span{display:block;color:var(--muted);font-size:13px;margin-top:2px}.section{padding:64px 0}.section-head{display:flex;justify-content:space-between;gap:26px;align-items:end;margin-bottom:26px}.section-head p{max-width:600px;color:var(--muted);margin:10px 0 0}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px}.step-num{width:42px;height:42px;border-radius:13px;background:var(--ink);color:white;display:grid;place-items:center;font-weight:900;margin-bottom:22px}.step p{color:var(--muted);margin:10px 0 0}.system-grid,.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.system-card,.guide-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:21px;text-decoration:none;transition:.18s}.system-card:hover,.guide-card:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(20,43,39,.08);border-color:#c8d5d1}.system-card .icon-round,.guide-card .icon-round{margin-bottom:18px}.icon-round{width:44px;height:44px;border-radius:14px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center}.icon-round svg{width:23px;height:23px}.system-card p,.guide-card p{color:var(--muted);font-size:14px;margin:8px 0 0}.arrow{margin-top:18px;color:var(--teal);font-weight:850;font-size:14px}.promise{background:var(--ink);color:#fff;border-radius:30px;padding:34px;display:grid;grid-template-columns:1fr 1fr;gap:34px}.promise p{color:#cbd4d1}.promise-list{display:grid;gap:12px}.promise-row{display:flex;gap:11px;align-items:start;border-top:1px solid rgba(255,255,255,.12);padding-top:12px}.promise-row:first-child{border-top:0}.promise-row svg{width:20px;color:#73d1c9;flex:0 0 auto}.site-footer{margin-top:70px;background:#101a18;color:#e9efed;padding:48px 0 28px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-brand p{color:#9faeaa;max-width:320px}.footer-col b{display:block;margin-bottom:12px}.footer-col a{display:block;color:#b9c5c2;text-decoration:none;margin:8px 0;font-size:14px}.footer-col a:hover{color:white}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:18px;color:#82938f;font-size:12px;display:flex;justify-content:space-between;gap:20px}
/* battery */
.breadcrumb{padding-top:24px;color:var(--muted);font-size:13px}.breadcrumb a{text-decoration:none}.battery-top{padding:28px 0 20px}.battery-hero{display:grid;grid-template-columns:1fr 360px;gap:22px;align-items:stretch}.battery-main,.decision-card{background:var(--paper);border:1px solid var(--line);border-radius:28px;padding:30px}.battery-name{display:flex;gap:18px;align-items:flex-start}.battery-glyph{width:72px;height:72px;border-radius:20px;background:var(--ink);display:grid;place-items:center;color:white;flex:0 0 auto}.battery-glyph svg{width:38px}.battery-main h1{font-size:clamp(38px,5vw,60px)}.battery-sub{font-size:18px;color:var(--muted);margin:13px 0 20px}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{padding:8px 11px;border-radius:999px;border:1px solid #d8ddd9;background:#fafbf9;font-size:13px;font-weight:750}.identity-line{margin-top:22px;padding-top:19px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:15px;color:var(--muted);font-size:13px}.identity-line b{color:var(--ink)}.decision-card{background:#edf5f2;border-color:#cfe0db}.decision-card .big{font-size:50px;font-weight:950;letter-spacing:-.04em;line-height:1}.decision-card h2{font-size:24px;margin-top:8px}.decision-card p{color:#4d625c}.decision-stats{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:18px}.stat{background:rgba(255,255,255,.68);border:1px solid #d1dfda;border-radius:14px;padding:13px}.stat strong{font-size:22px;display:block}.stat small{color:var(--muted)}.answer-banner{margin-top:18px;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:18px 20px;display:flex;gap:14px;align-items:center}.answer-banner .dot{width:40px;height:40px;border-radius:50%;background:var(--green-soft);color:var(--green);display:grid;place-items:center;flex:0 0 auto}.answer-banner p{margin:2px 0;color:var(--muted);font-size:14px}.tool-filter{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 22px}.filter-pill{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:9px 12px;font-size:13px;font-weight:750;color:#4e5b58}.filter-pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}.tool-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.tool-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:22px;position:relative;overflow:hidden}.tool-card.warn{border-color:#ead0a6;background:#fffbf4}.tool-head{display:flex;gap:14px;align-items:flex-start}.tool-icon{width:48px;height:48px;border-radius:14px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center;flex:0 0 auto}.tool-card.warn .tool-icon{background:var(--amber-soft);color:var(--amber)}.tool-icon svg{width:25px}.tool-meta{color:var(--muted);font-size:12px;margin-bottom:4px}.tool-card h3{font-size:24px}.verdict{display:inline-flex;align-items:center;gap:7px;margin-top:15px;font-weight:850;color:var(--green);font-size:14px}.warn .verdict{color:var(--amber)}.facts{display:flex;gap:8px;flex-wrap:wrap;margin:13px 0}.fact{font-size:12px;font-weight:750;padding:6px 8px;background:#f5f6f4;border-radius:8px}.warn .fact{background:#fff4df}.tool-card p{color:#53615d;font-size:14px;margin:13px 0}.tool-actions{display:flex;gap:10px;align-items:center;margin-top:17px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:10px 13px;text-decoration:none;font-size:13px;font-weight:850}.btn-primary{background:var(--ink);color:#fff}.btn-secondary{border:1px solid var(--line);background:#fff;color:var(--ink)}.source-level{margin-left:auto;font-size:11px;color:var(--muted)}.insight-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.insight{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:24px}.insight h3{margin-bottom:9px}.insight p{color:var(--muted);margin:0}.source-overview{display:grid;grid-template-columns:1fr 1.1fr;gap:20px;align-items:start}.source-panel{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:25px}.source-panel ul{padding-left:18px;color:var(--muted)}.source-link{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:14px;padding:13px;text-decoration:none;margin-top:9px}.source-link:hover{border-color:#b8ccc6}.source-link small{display:block;color:var(--muted)}
/* evidence */
.evidence-hero{padding:34px 0 20px}.evidence-box{background:var(--paper);border:1px solid var(--line);border-radius:30px;padding:30px;display:grid;grid-template-columns:1fr 330px;gap:24px}.big-verdict{background:var(--green-soft);border:1px solid #cde3d4;border-radius:22px;padding:24px;text-align:center}.big-verdict.warn{background:var(--amber-soft);border-color:#ecd0a5}.big-verdict .symbol{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:var(--green);color:white;margin:0 auto 12px}.big-verdict.warn .symbol{background:var(--amber)}.big-verdict .symbol svg{width:34px}.big-verdict strong{font-size:38px;display:block;letter-spacing:-.04em}.big-verdict span{color:#52615d}.flow-card{margin-top:20px;display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:8px}.flow-node{background:#f7f8f6;border:1px solid var(--line);border-radius:16px;padding:14px;text-align:center;font-size:13px;font-weight:800}.flow-arrow{color:var(--teal);font-weight:900}.evidence-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.panel{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:26px}.panel p{color:var(--muted)}.check-list{display:grid;gap:10px;margin-top:16px}.check-row{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:start}.check-row .check{width:30px;height:30px;border-radius:10px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center}.check-row b{display:block}.check-row span{display:block;color:var(--muted);font-size:13px}.evidence-table{margin-top:16px;border-top:1px solid var(--line)}.evidence-table div{display:grid;grid-template-columns:180px 1fr;gap:18px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.evidence-table dt{color:var(--muted)}.evidence-table dd{margin:0;font-weight:750}.limit-box{background:#fff9ef;border:1px solid #ecdcbf;border-radius:18px;padding:18px;margin-top:18px}.limit-box b{color:#805413}.limit-box p{margin:6px 0 0;color:#6e604b}.commerce-slot{margin-top:18px;padding:18px;border-radius:18px;background:#f5f6f4;border:1px solid var(--line)}.commerce-slot strong{display:block}.commerce-slot p{font-size:13px;color:var(--muted);margin:5px 0 0}
/* guide */
.guide-hero{padding:48px 0 20px}.guide-hero-box{background:var(--paper);border:1px solid var(--line);border-radius:30px;padding:34px}.short-answer{margin-top:22px;background:var(--teal-soft);border:1px solid #cfe1dd;border-radius:20px;padding:20px;display:flex;gap:14px}.short-answer .icon-round{background:white}.compare-diagram{display:grid;grid-template-columns:1fr 90px 1fr;gap:18px;align-items:stretch}.compare-card{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:26px}.compare-card h3{font-size:28px}.compare-card ul{padding-left:18px;color:var(--muted)}.not-equal{display:grid;place-items:center;font-size:52px;color:var(--muted);font-weight:900}.exact-example{margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}.exact-example strong{font-size:18px}.source-note{font-size:12px;color:var(--muted);margin-top:12px}
@media(max-width:900px){.nav{display:none}.hero-grid,.battery-hero,.evidence-box,.evidence-grid,.source-overview,.promise,.footer-grid{grid-template-columns:1fr}.hero{padding-top:34px}.hero-visual{min-height:280px}.trust-strip,.steps,.system-grid,.guide-grid{grid-template-columns:1fr}.tool-list,.insight-grid{grid-template-columns:1fr}.battery-hero{gap:14px}.decision-card{order:-1}.evidence-box{gap:14px}.flow-card{grid-template-columns:1fr}.flow-arrow{transform:rotate(90deg);text-align:center}.footer-grid{gap:24px}.footer-bottom{flex-direction:column}.compare-diagram{grid-template-columns:1fr}.not-equal{font-size:36px}.section{padding:46px 0}.search-row{flex-direction:column}.search-button{padding:14px}}
@media(max-width:560px){.wrap{width:min(100% - 24px,var(--max))}.header-row{min-height:62px}.brand{font-size:20px}h1{font-size:40px}.hero-visual{min-height:230px}.battery-main,.decision-card,.evidence-box,.guide-hero-box{padding:20px;border-radius:22px}.battery-name{display:block}.battery-glyph{margin-bottom:16px}.decision-stats{grid-template-columns:1fr 1fr}.tool-card{padding:18px}.tool-actions{align-items:stretch;flex-direction:column}.source-level{margin-left:0}.evidence-table div{grid-template-columns:1fr;gap:3px}.section-head{display:block}.section-head p{margin-bottom:8px}}
/* WordPress shell additions */
html{scroll-padding-top:86px}body.admin-bar .site-header{top:32px}.akf-icon{width:1.25em;height:1.25em;display:inline-block;vertical-align:-.2em}.site-main{min-height:55vh}.mobile-nav{display:none;margin-left:auto;position:relative}.mobile-nav summary{list-style:none;width:42px;height:42px;border:1px solid var(--line);background:var(--paper);border-radius:12px;display:grid;place-content:center;gap:4px;cursor:pointer}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav summary span{display:block;width:19px;height:2px;background:var(--ink)}.mobile-nav>div{position:absolute;right:0;top:48px;width:240px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:9px;box-shadow:var(--shadow)}.mobile-nav a{display:block;padding:10px 11px;text-decoration:none;font-weight:750;border-radius:10px}.mobile-nav a:hover{background:var(--teal-soft)}.site-footer .brand{color:#fff}.site-footer .brand-mark{background:#fff}.site-footer .brand-mark span{border-color:var(--ink)}.site-footer .brand-mark span:after{background:var(--ink)}.site-footer .brand b{color:#73d1c9}.default-page{padding:54px 0}.default-page article{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:30px}.default-page h1{font-size:clamp(38px,5vw,62px);margin-bottom:18px}.default-page .entry-content{color:#4f5e59}.akf-buy-wrap{display:flex;flex-direction:column;gap:5px}.akf-buy-button{display:inline-flex;justify-content:center;align-items:center;gap:7px;border-radius:12px;background:#f4a523;color:#211500!important;text-decoration:none!important;padding:10px 13px;font-weight:900}.akf-buy-wrap small{font-size:10px;color:var(--muted)}.akf-buy-button .akf-icon{width:16px;height:16px}.tool-actions .akf-buy-wrap{margin-left:auto}.tool-actions .akf-buy-button{font-size:12px;padding:9px 11px}.footer-disclosure{width:min(var(--max),calc(100% - 40px));margin:28px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:#9faeaa}
@media(max-width:900px){.nav{display:none}.mobile-nav{display:block}.tool-actions .akf-buy-wrap{margin-left:0}.site-header{z-index:100}.header-row{gap:12px}}
@media(max-width:782px){body.admin-bar .site-header{top:46px}}
@media(max-width:560px){.footer-disclosure{width:min(100% - 24px,var(--max))}}
.more-relations{margin-top:20px;border:1px solid var(--line);border-radius:18px;background:var(--paper);overflow:hidden}.more-relations summary{cursor:pointer;padding:16px 18px;font-weight:850;color:var(--ink)}.more-relations-list{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr}.more-relations-list a{display:flex;justify-content:space-between;gap:14px;padding:13px 16px;text-decoration:none;border-bottom:1px solid var(--line)}.more-relations-list a:nth-child(odd){border-right:1px solid var(--line)}.more-relations-list span{color:var(--muted);font-size:12px;text-align:right}@media(max-width:700px){.more-relations-list{grid-template-columns:1fr}.more-relations-list a:nth-child(odd){border-right:0}}


/* v1.6.0 — licensed-photo / neutral Akku-ID media slot */
.akf81-battery-intro{display:grid;grid-template-columns:220px minmax(0,1fr);gap:26px;align-items:start}
.akf81-battery-copy{min-width:0}.akf81-battery-copy .battery-name{gap:12px}.akf81-mini-glyph{width:46px;height:46px;border-radius:14px}.akf81-mini-glyph svg{width:25px}
.akf81-media{width:220px;min-height:226px;border-radius:22px;overflow:hidden;position:relative;flex:0 0 auto}
.akf81-id-card{background:linear-gradient(155deg,#14221f 0%,#1d3430 64%,#0c6f69 100%);color:#fff;border:1px solid rgba(255,255,255,.12);padding:20px;box-shadow:0 16px 34px rgba(17,38,34,.17);display:flex;flex-direction:column;justify-content:flex-start}
.akf81-id-card:after{content:"";position:absolute;right:-35px;bottom:-45px;width:145px;height:145px;border-radius:50%;border:26px solid rgba(255,255,255,.055);pointer-events:none}
.akf81-id-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:23px}.akf81-id-kicker{font-size:10px;letter-spacing:.16em;font-weight:900;color:#9eddd7}.akf81-id-bolt{width:38px;height:38px;border:1px solid rgba(255,255,255,.17);border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.06)}.akf81-id-bolt svg{width:23px;height:23px}
.akf81-id-model{font-size:28px;line-height:1;letter-spacing:-.045em;position:relative;z-index:1}.akf81-id-brand{font-size:13px;font-weight:800;color:#b8ccc8;margin-top:7px;position:relative;z-index:1}.akf81-id-specs{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px;position:relative;z-index:1}.akf81-id-specs span{font-size:11px;font-weight:800;padding:6px 8px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.1)}.akf81-id-card small{margin-top:15px;font-size:10px;line-height:1.45;color:#bed0cc;position:relative;z-index:1}.akf81-id-card em{margin-top:auto;padding-top:18px;font-size:9px;line-height:1.35;color:#8eb3ad;font-style:normal;position:relative;z-index:1}
.akf81-real-photo{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:14px}.akf81-real-photo img{display:block;width:100%;height:184px;object-fit:contain}.akf81-real-photo figcaption{font-size:9px;color:var(--muted);padding-top:8px;text-align:center;line-height:1.35}
@media(max-width:1020px){.akf81-battery-intro{grid-template-columns:190px minmax(0,1fr)}.akf81-media{width:190px;min-height:210px}.akf81-id-model{font-size:25px}}
@media(max-width:720px){.akf81-battery-intro{grid-template-columns:1fr}.akf81-media{width:100%;min-height:0}.akf81-id-card{min-height:190px}.akf81-id-card em{margin-top:18px}.akf81-real-photo img{height:220px}.akf81-battery-copy .battery-name{align-items:flex-start}}
@media(max-width:560px){.akf81-id-card{padding:18px;border-radius:18px}.akf81-id-model{font-size:30px}.akf81-mini-glyph{display:none}}


/* === consolidated v0.73/v0.77 UX flow CSS (request reduction) === */
:root{
  --bg:#f6f3ed;--paper:#fffdfa;--ink:#172321;--muted:#66716e;--line:#dedfd9;
  --teal:#087d78;--teal-dark:#075e5a;--teal-soft:#e6f3f1;--green:#2e7d4b;--green-soft:#e9f5ed;
  --amber:#aa6b12;--amber-soft:#fff3dd;--commerce:#d85f18;--commerce-dark:#ad4610;--red:#a83a3a;--shadow:0 18px 54px rgba(20,43,39,.10);
  --radius:24px;--radius-sm:16px;--max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;line-height:1.55}a{color:inherit}svg{display:block}button,input{font:inherit}.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(246,243,237,.985);border-bottom:1px solid rgba(23,35,33,.08);box-shadow:0 3px 16px rgba(20,43,39,.025)}.header-row{min-height:66px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:900;font-size:22px;letter-spacing:-.03em}.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--ink);display:grid;place-items:center;color:#fff}.brand-mark span{width:19px;height:11px;border:3px solid #fff;border-radius:3px;position:relative}.brand-mark span:after{content:"";position:absolute;width:4px;height:6px;background:#fff;right:-7px;top:0}.brand b{color:var(--teal)}.nav{margin-left:auto;display:flex;align-items:center;gap:22px;font-size:14px;font-weight:700}.nav a{text-decoration:none;color:#34413e}.nav a:hover{color:var(--teal)}.nav-cta{padding:10px 15px;border:1px solid var(--line);border-radius:999px;background:var(--paper)}.hero{padding:58px 0 28px}.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:42px;align-items:center}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.13em;font-weight:850;color:var(--teal)}h1,h2,h3{line-height:1.08;letter-spacing:-.035em;margin:0}h1{font-size:clamp(42px,5.4vw,72px);max-width:820px}h2{font-size:clamp(30px,3.6vw,46px)}h3{font-size:21px}.lead{font-size:19px;color:#4e5c58;max-width:720px;margin:22px 0 0}.hero-visual{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:30px;overflow:hidden;box-shadow:var(--shadow);min-height:390px}.hero-visual img{width:100%;height:100%;object-fit:cover;display:block}.hero-caption{position:absolute;left:18px;bottom:14px;background:rgba(255,253,250,.92);padding:7px 10px;border-radius:999px;font-size:11px;color:var(--muted);border:1px solid rgba(23,35,33,.08)}.finder{margin-top:28px;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:12px;box-shadow:0 14px 36px rgba(20,43,39,.07)}.finder-tabs{display:flex;gap:6px;margin:0 0 9px}.finder-tabs button{border:0;background:transparent;color:var(--muted);font-weight:800;padding:8px 12px;border-radius:10px;cursor:pointer}.finder-tabs button.active{background:var(--teal-soft);color:var(--teal-dark)}.search-row{display:flex;gap:10px}.searchbox{flex:1;display:flex;align-items:center;gap:10px;background:#f7f8f5;border:1px solid #d8ddd8;border-radius:14px;padding:0 15px}.searchbox svg{width:20px;color:var(--muted)}.searchbox input{width:100%;border:0;outline:0;background:transparent;padding:15px 0;color:var(--ink);font-size:16px}.search-button{border:0;background:var(--ink);color:white;border-radius:14px;padding:0 20px;font-weight:850;cursor:pointer}.finder-help{font-size:12px;color:var(--muted);margin:9px 3px 0}.search-results{display:none;margin-top:10px;border-top:1px solid var(--line);padding-top:10px}.search-results.open{display:grid;gap:7px}.search-result{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 12px;border-radius:12px;text-decoration:none;background:#f8f9f7}.search-result:hover{background:var(--teal-soft)}.search-result strong{display:block}.search-result small{color:var(--muted)}.trust-strip{margin:30px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}.trust-item{background:var(--paper);padding:20px;display:flex;gap:13px;align-items:flex-start}.trust-icon{width:38px;height:38px;border-radius:12px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center;flex:0 0 auto}.trust-icon svg{width:20px}.trust-item b{display:block}.trust-item span{display:block;color:var(--muted);font-size:13px;margin-top:2px}.section{padding:64px 0}.section-head{display:flex;justify-content:space-between;gap:26px;align-items:end;margin-bottom:26px}.section-head p{max-width:600px;color:var(--muted);margin:10px 0 0}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px}.step-num{width:42px;height:42px;border-radius:13px;background:var(--ink);color:white;display:grid;place-items:center;font-weight:900;margin-bottom:22px}.step p{color:var(--muted);margin:10px 0 0}.system-grid,.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.system-card,.guide-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:21px;text-decoration:none;transition:.18s}.system-card:hover,.guide-card:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(20,43,39,.08);border-color:#c8d5d1}.system-card .icon-round,.guide-card .icon-round{margin-bottom:18px}.icon-round{width:44px;height:44px;border-radius:14px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center}.icon-round svg{width:23px;height:23px}.system-card p,.guide-card p{color:var(--muted);font-size:14px;margin:8px 0 0}.arrow{margin-top:18px;color:var(--teal);font-weight:850;font-size:14px}.promise{background:var(--ink);color:#fff;border-radius:30px;padding:34px;display:grid;grid-template-columns:1fr 1fr;gap:34px}.promise p{color:#cbd4d1}.promise-list{display:grid;gap:12px}.promise-row{display:flex;gap:11px;align-items:start;border-top:1px solid rgba(255,255,255,.12);padding-top:12px}.promise-row:first-child{border-top:0}.promise-row svg{width:20px;color:#73d1c9;flex:0 0 auto}.site-footer{margin-top:70px;background:#101a18;color:#e9efed;padding:48px 0 28px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-brand p{color:#9faeaa;max-width:320px}.footer-col b{display:block;margin-bottom:12px}.footer-col a{display:block;color:#b9c5c2;text-decoration:none;margin:8px 0;font-size:14px}.footer-col a:hover{color:white}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:18px;color:#82938f;font-size:12px;display:flex;justify-content:space-between;gap:20px}
/* battery */
.breadcrumb{padding-top:24px;color:var(--muted);font-size:13px}.breadcrumb a{text-decoration:none}.battery-top{padding:28px 0 20px}.battery-hero{display:grid;grid-template-columns:1fr 360px;gap:22px;align-items:stretch}.battery-main,.decision-card{background:var(--paper);border:1px solid var(--line);border-radius:28px;padding:30px}.battery-name{display:flex;gap:18px;align-items:flex-start}.battery-glyph{width:72px;height:72px;border-radius:20px;background:var(--ink);display:grid;place-items:center;color:white;flex:0 0 auto}.battery-glyph svg{width:38px}.battery-main h1{font-size:clamp(38px,5vw,60px)}.battery-sub{font-size:18px;color:var(--muted);margin:13px 0 20px}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{padding:8px 11px;border-radius:999px;border:1px solid #d8ddd9;background:#fafbf9;font-size:13px;font-weight:750}.identity-line{margin-top:22px;padding-top:19px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:15px;color:var(--muted);font-size:13px}.identity-line b{color:var(--ink)}.decision-card{background:#edf5f2;border-color:#cfe0db}.decision-card .big{font-size:50px;font-weight:950;letter-spacing:-.04em;line-height:1}.decision-card h2{font-size:24px;margin-top:8px}.decision-card p{color:#4d625c}.decision-stats{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:18px}.stat{background:rgba(255,255,255,.68);border:1px solid #d1dfda;border-radius:14px;padding:13px}.stat strong{font-size:22px;display:block}.stat small{color:var(--muted)}.answer-banner{margin-top:18px;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:18px 20px;display:flex;gap:14px;align-items:center}.answer-banner .dot{width:40px;height:40px;border-radius:50%;background:var(--green-soft);color:var(--green);display:grid;place-items:center;flex:0 0 auto}.answer-banner p{margin:2px 0;color:var(--muted);font-size:14px}.tool-filter{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 22px}.filter-pill{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:9px 12px;font-size:13px;font-weight:750;color:#4e5b58}.filter-pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}.tool-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.tool-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:22px;position:relative;overflow:hidden}.tool-card.warn{border-color:#ead0a6;background:#fffbf4}.tool-head{display:flex;gap:14px;align-items:flex-start}.tool-icon{width:48px;height:48px;border-radius:14px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center;flex:0 0 auto}.tool-card.warn .tool-icon{background:var(--amber-soft);color:var(--amber)}.tool-icon svg{width:25px}.tool-meta{color:var(--muted);font-size:12px;margin-bottom:4px}.tool-card h3{font-size:24px}.verdict{display:inline-flex;align-items:center;gap:7px;margin-top:15px;font-weight:850;color:var(--green);font-size:14px}.warn .verdict{color:var(--amber)}.facts{display:flex;gap:8px;flex-wrap:wrap;margin:13px 0}.fact{font-size:12px;font-weight:750;padding:6px 8px;background:#f5f6f4;border-radius:8px}.warn .fact{background:#fff4df}.tool-card p{color:#53615d;font-size:14px;margin:13px 0}.tool-actions{display:flex;gap:10px;align-items:center;margin-top:17px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:10px 13px;text-decoration:none;font-size:13px;font-weight:850}.btn-primary{background:var(--ink);color:#fff}.btn-secondary{border:1px solid var(--line);background:#fff;color:var(--ink)}.source-level{margin-left:auto;font-size:11px;color:var(--muted)}.insight-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.insight{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:24px}.insight h3{margin-bottom:9px}.insight p{color:var(--muted);margin:0}.source-overview{display:grid;grid-template-columns:1fr 1.1fr;gap:20px;align-items:start}.source-panel{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:25px}.source-panel ul{padding-left:18px;color:var(--muted)}.source-link{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:14px;padding:13px;text-decoration:none;margin-top:9px}.source-link:hover{border-color:#b8ccc6}.source-link small{display:block;color:var(--muted)}
/* evidence */
.evidence-hero{padding:34px 0 20px}.evidence-box{background:var(--paper);border:1px solid var(--line);border-radius:30px;padding:30px;display:grid;grid-template-columns:1fr 330px;gap:24px}.big-verdict{background:var(--green-soft);border:1px solid #cde3d4;border-radius:22px;padding:24px;text-align:center}.big-verdict.warn{background:var(--amber-soft);border-color:#ecd0a5}.big-verdict .symbol{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:var(--green);color:white;margin:0 auto 12px}.big-verdict.warn .symbol{background:var(--amber)}.big-verdict .symbol svg{width:34px}.big-verdict strong{font-size:38px;display:block;letter-spacing:-.04em}.big-verdict span{color:#52615d}.flow-card{margin-top:20px;display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:8px}.flow-node{background:#f7f8f6;border:1px solid var(--line);border-radius:16px;padding:14px;text-align:center;font-size:13px;font-weight:800}.flow-arrow{color:var(--teal);font-weight:900}.evidence-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.panel{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:26px}.panel p{color:var(--muted)}.check-list{display:grid;gap:10px;margin-top:16px}.check-row{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:start}.check-row .check{width:30px;height:30px;border-radius:10px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center}.check-row b{display:block}.check-row span{display:block;color:var(--muted);font-size:13px}.evidence-table{margin-top:16px;border-top:1px solid var(--line)}.evidence-table div{display:grid;grid-template-columns:180px 1fr;gap:18px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.evidence-table dt{color:var(--muted)}.evidence-table dd{margin:0;font-weight:750}.limit-box{background:#fff9ef;border:1px solid #ecdcbf;border-radius:18px;padding:18px;margin-top:18px}.limit-box b{color:#805413}.limit-box p{margin:6px 0 0;color:#6e604b}.commerce-slot{margin-top:18px;padding:18px;border-radius:18px;background:#f5f6f4;border:1px solid var(--line)}.commerce-slot strong{display:block}.commerce-slot p{font-size:13px;color:var(--muted);margin:5px 0 0}
/* guide */
.guide-hero{padding:48px 0 20px}.guide-hero-box{background:var(--paper);border:1px solid var(--line);border-radius:30px;padding:34px}.short-answer{margin-top:22px;background:var(--teal-soft);border:1px solid #cfe1dd;border-radius:20px;padding:20px;display:flex;gap:14px}.short-answer .icon-round{background:white}.compare-diagram{display:grid;grid-template-columns:1fr 90px 1fr;gap:18px;align-items:stretch}.compare-card{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:26px}.compare-card h3{font-size:28px}.compare-card ul{padding-left:18px;color:var(--muted)}.not-equal{display:grid;place-items:center;font-size:52px;color:var(--muted);font-weight:900}.exact-example{margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}.exact-example strong{font-size:18px}.source-note{font-size:12px;color:var(--muted);margin-top:12px}
@media(max-width:900px){.nav{display:none}.hero-grid,.battery-hero,.evidence-box,.evidence-grid,.source-overview,.promise,.footer-grid{grid-template-columns:1fr}.hero{padding-top:34px}.hero-visual{min-height:280px}.trust-strip,.steps,.system-grid,.guide-grid{grid-template-columns:1fr}.tool-list,.insight-grid{grid-template-columns:1fr}.battery-hero{gap:14px}.decision-card{order:-1}.evidence-box{gap:14px}.flow-card{grid-template-columns:1fr}.flow-arrow{transform:rotate(90deg);text-align:center}.footer-grid{gap:24px}.footer-bottom{flex-direction:column}.compare-diagram{grid-template-columns:1fr}.not-equal{font-size:36px}.section{padding:46px 0}.search-row{flex-direction:column}.search-button{padding:14px}}
@media(max-width:560px){.wrap{width:min(100% - 24px,var(--max))}.header-row{min-height:62px}.brand{font-size:20px}h1{font-size:40px}.hero-visual{min-height:230px}.battery-main,.decision-card,.evidence-box,.guide-hero-box{padding:20px;border-radius:22px}.battery-name{display:block}.battery-glyph{margin-bottom:16px}.decision-stats{grid-template-columns:1fr 1fr}.tool-card{padding:18px}.tool-actions{align-items:stretch;flex-direction:column}.source-level{margin-left:0}.evidence-table div{grid-template-columns:1fr;gap:3px}.section-head{display:block}.section-head p{margin-bottom:8px}}
.more-relations{margin-top:20px;border:1px solid var(--line);border-radius:18px;background:var(--paper);overflow:hidden}.more-relations summary{cursor:pointer;padding:16px 18px;font-weight:850;color:var(--ink)}.more-relations-list{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr}.more-relations-list a{display:flex;justify-content:space-between;gap:14px;padding:13px 16px;text-decoration:none;border-bottom:1px solid var(--line)}.more-relations-list a:nth-child(odd){border-right:1px solid var(--line)}.more-relations-list span{color:var(--muted);font-size:12px;text-align:right}@media(max-width:700px){.more-relations-list{grid-template-columns:1fr}.more-relations-list a:nth-child(odd){border-right:0}}

/* v77 Search Satisfaction + Wide Graph / Narrow Shelf */
.akf77-battery-hero .battery-main{padding:26px 28px}.akf77-battery-hero .battery-main h1{font-size:clamp(36px,4.6vw,54px);line-height:1.02;max-width:760px}.akf77-battery-hero .battery-sub{font-size:17px;line-height:1.6;max-width:760px}.akf77-decision{display:flex;flex-direction:column}.akf77-decision h2{font-size:23px}.akf77-decision p{font-size:14px;line-height:1.55}.akf77-scope-link{display:inline-flex;margin-top:auto;padding-top:18px;color:#0d6b57;text-decoration:none;font-size:13px;font-weight:850}.akf77-scope-banner{align-items:flex-start}.akf77-scope-banner p{font-size:15px;line-height:1.55;max-width:1000px}.akf77-shelf-section{padding-bottom:34px}.akf77-full-graph{padding-top:34px;background:rgba(232,241,237,.38);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.akf77-count-chip{display:inline-flex;align-items:center;white-space:nowrap;border:1px solid #cfdad5;background:#fff;border-radius:999px;padding:9px 12px;font-size:12px;font-weight:850;color:#365049}.akf77-graph-list{display:grid;gap:8px}.akf77-graph-row{display:grid;grid-template-columns:minmax(220px,1.1fr) minmax(260px,.9fr) 30px;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:15px;padding:14px 16px;text-decoration:none;color:var(--ink)}.akf77-graph-row:hover{border-color:#b6cbc4;transform:translateY(-1px)}.akf77-graph-row.warn{background:#fffbf4;border-color:#ead0a6}.akf77-graph-main small,.akf77-graph-facts small{display:block;color:var(--muted);font-size:12px;line-height:1.4}.akf77-graph-main strong{font-size:16px}.akf77-graph-facts{justify-self:end;text-align:right}.akf77-graph-facts b{display:block;color:#1a7858;font-size:12px}.akf77-graph-row.warn .akf77-graph-facts b{color:#9b670d}.akf77-graph-arrow{font-weight:900;color:#0d6b57}.akf77-graph-note{font-size:13px!important;color:var(--muted)!important;margin-top:13px!important}.akf77-coverage-state{display:grid;grid-template-columns:54px 1fr;gap:16px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.akf77-coverage-state>span{width:50px;height:50px;border-radius:14px;background:#e8f1ed;color:#126850;display:grid;place-items:center}.akf77-coverage-state>span svg{width:27px}.akf77-coverage-state h3{margin:1px 0 8px;font-size:21px}.akf77-coverage-state p{margin:0 0 8px;color:var(--muted);font-size:15px;line-height:1.55}.akf77-coverage-state a{font-weight:850;font-size:13px;text-decoration:none;color:#0d6b57}.akf77-matrix{border:1px solid var(--ak70-line);border-radius:18px;overflow:hidden;background:#fff}.akf77-matrix-head,.akf77-matrix-row{display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:12px;padding:13px 16px;align-items:center}.akf77-matrix-head{background:#173b33;color:#fff;font-size:12px}.akf77-matrix-row{border-top:1px solid var(--ak70-line);font-size:13px}.akf77-matrix-row strong{color:#0d6b57}.tool-card p,.insight p,.source-panel p,.panel p{font-size:15px;line-height:1.6}.source-link small{font-size:12px;line-height:1.45}.source-link b{line-height:1.35}
@media(max-width:800px){.akf77-graph-row{grid-template-columns:1fr 28px}.akf77-graph-facts{grid-column:1;justify-self:start;text-align:left}.akf77-graph-arrow{grid-column:2;grid-row:1/3}.akf77-matrix-head{display:none}.akf77-matrix-row{grid-template-columns:1fr;gap:4px;padding:15px}.akf77-matrix-row span:first-child{font-weight:850}.akf77-coverage-state{grid-template-columns:1fr}.akf77-coverage-state>span{display:none}}

/* v78 Lost Intent / zero-result demand capture */
.akf78-miss{background:#f8faf8;border:1px solid #cfdad6;border-radius:16px;padding:16px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px 20px;align-items:center}
.akf78-miss-copy{display:grid;gap:4px}.akf78-miss-kicker{font-size:11px;text-transform:uppercase;letter-spacing:.1em;font-weight:850;color:var(--teal)}.akf78-miss-copy strong{font-size:16px}.akf78-miss-copy small{display:block;max-width:650px;color:var(--muted);line-height:1.5}
.akf78-miss-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.akf78-request{border:0;border-radius:11px;padding:11px 14px;background:var(--ink);color:#fff;font-weight:850;cursor:pointer}.akf78-request:disabled{opacity:.7;cursor:default}.akf78-miss-actions a{font-size:13px;font-weight:800;color:var(--teal);text-decoration:none}.akf78-request-state{grid-column:1/-1;color:var(--teal-dark);font-size:12px;font-weight:700;min-height:1em}
@media(max-width:700px){.akf78-miss{grid-template-columns:1fr}.akf78-miss-actions{align-items:stretch}.akf78-request{width:100%}.akf78-request-state{grid-column:1}}


/* === v1.7.1-rc2 consolidated polish === */
/* Akku-Kompatibel Theme legacy polish layer (carried into v1.7.0-rc1) — Search Satisfaction / UX polish.
   Presentation only. Compatibility truth remains owned by the engine. */
:root{
  --muted:#586662;
  --line:#d6d9d3;
  --max:1200px;
}
body{font-size:16px;line-height:1.6}
:where(a,button,summary,input):focus-visible{outline:3px solid rgba(8,125,120,.28);outline-offset:3px}
.site-header{box-shadow:0 1px 0 rgba(23,35,33,.04)}
.header-row{min-height:68px}
.nav{gap:20px;font-size:13.5px}
.breadcrumb{padding-top:18px;font-size:12.5px}

/* Battery hub: answer sooner, waste less vertical space. */
.akf77-battery-top{padding:20px 0 12px}
.akf77-battery-hero{grid-template-columns:minmax(0,1fr) 315px;gap:18px;align-items:stretch}
.akf77-battery-hero .battery-main,.akf77-decision{border-radius:22px;box-shadow:0 8px 26px rgba(20,43,39,.045)}
.akf77-battery-hero .battery-main{padding:25px 27px}
.akf77-battery-hero .battery-main h1{font-size:clamp(36px,4vw,50px);line-height:1.03;max-width:730px}
.akf77-battery-hero .battery-sub{font-size:16px;line-height:1.58;margin:11px 0 16px;max-width:720px}
.akf77-battery-hero .battery-glyph{width:62px;height:62px;border-radius:17px}
.akf77-battery-hero .battery-glyph svg{width:32px}
.akf77-battery-hero .battery-name{gap:16px}
.akf77-battery-hero .chip{padding:6px 9px;font-size:12px}
.akf77-battery-hero .identity-line{margin-top:16px;padding-top:15px;gap:12px;font-size:12px}
.akf77-decision{padding:23px 22px;min-height:0}
.akf77-decision .big{font-size:44px}
.akf77-decision h2{font-size:21px;margin-top:5px}
.akf77-decision p{font-size:13.5px;line-height:1.5;margin:11px 0 0}
.akf77-decision .decision-stats{margin-top:14px;gap:8px}
.akf77-decision .stat{padding:10px 11px;border-radius:12px}
.akf77-decision .stat strong{font-size:19px}
.akf77-decision .stat small{font-size:11.5px}
.akf77-scope-link{margin-top:14px!important;padding-top:12px!important;border-top:1px solid #d2dfda;line-height:1.35}
.akf77-scope-banner{margin-top:14px;padding:15px 17px;border-radius:15px;gap:12px}
.akf77-scope-banner .dot{width:34px;height:34px}
.akf77-scope-banner b{font-size:14px}
.akf77-scope-banner p{font-size:13.5px!important;line-height:1.52!important;margin-top:3px!important}

/* Shelf = compact curated buying layer. */
.akf77-shelf-section{padding:44px 0 34px!important}
.akf77-shelf-section .section-head{margin-bottom:19px}
.akf77-shelf-section .section-head h2{font-size:clamp(28px,3vw,38px)}
.akf77-shelf-section .section-head p{font-size:15px;line-height:1.58;max-width:760px}
.akf77-shelf-section .tool-list{gap:12px}
.akf77-shelf-section .tool-card{padding:19px 20px;border-radius:18px;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}
.akf77-shelf-section .tool-card:hover{transform:translateY(-2px);border-color:#bccbc6;box-shadow:0 10px 28px rgba(20,43,39,.06)}
.akf77-shelf-section .tool-icon{width:42px;height:42px;border-radius:12px}
.akf77-shelf-section .tool-icon svg{width:22px}
.akf77-shelf-section .tool-card h3{font-size:21px;line-height:1.12}
.akf77-shelf-section .tool-meta{font-size:11.5px}
.akf77-shelf-section .verdict{margin-top:12px;font-size:13px}
.akf77-shelf-section .facts{margin:10px 0;gap:6px}
.akf77-shelf-section .fact{font-size:11.5px;padding:5px 7px}
.akf77-shelf-section .tool-card p{font-size:14px;line-height:1.55;margin:10px 0;color:#4f5e5a}
.akf77-shelf-section .tool-actions{margin-top:13px}
.akf77-shelf-section .btn{padding:9px 11px;font-size:12px}

/* Full audited graph: visibly informational, not another commerce grid. */
.akf77-full-graph{padding:38px 0 44px!important;background:#edf2ef!important;border-top:1px solid #d6dfda!important;border-bottom:1px solid #d6dfda!important}
.akf77-full-graph .section-head{margin-bottom:18px}
.akf77-full-graph .section-head h2{font-size:clamp(27px,3vw,37px)}
.akf77-full-graph .section-head p{max-width:780px;font-size:14.5px;line-height:1.58}
.akf77-count-chip{background:#f9fbfa!important}
.akf77-graph-list{gap:7px!important}
.akf77-graph-row{border-radius:13px!important;padding:12px 14px!important;box-shadow:0 1px 0 rgba(20,43,39,.02);transition:transform .14s ease,border-color .14s ease,background .14s ease}
.akf77-graph-row:hover{background:#fbfdfc!important}
.akf77-graph-main strong{font-size:15px!important}
.akf77-graph-main small,.akf77-graph-facts small{font-size:11.5px!important}
.akf77-graph-facts b{font-size:11.5px!important}
.akf77-graph-note{font-size:12.5px!important;line-height:1.55}
.akf77-coverage-state{padding:18px!important;border-radius:16px!important}
.akf77-coverage-state h3{font-size:19px!important}
.akf77-coverage-state p{font-size:14px!important}

/* System pages: matrix should read like a decision tool, not prose. */
.akf77-matrix-section{padding-top:38px!important;padding-bottom:46px!important}
.akf77-matrix{border-color:#ccd7d2!important;box-shadow:0 6px 20px rgba(20,43,39,.035)}
.akf77-matrix-head,.akf77-matrix-row{padding:12px 15px!important}
.akf77-matrix-row:nth-child(even){background:#fbfcfb}
.akf77-matrix-row strong{font-weight:900}
.akf-system-hero .lead,.akf77-matrix-section p{color:#53615d}

/* Evidence / exact-pair pages: verdict first, less empty space, stronger sources. */
.evidence-hero{padding:24px 0 12px}
.evidence-box{grid-template-columns:minmax(0,1fr) 285px;gap:18px;padding:25px;border-radius:23px}
.evidence-box h1{font-size:clamp(36px,4vw,52px)!important;line-height:1.04}
.evidence-box .lead{font-size:16px;line-height:1.58;margin-top:13px}
.big-verdict{padding:20px;border-radius:18px;display:flex;flex-direction:column;justify-content:center}
.big-verdict .symbol{width:54px;height:54px;margin-bottom:9px}
.big-verdict strong{font-size:31px}
.big-verdict span{font-size:13px}
.flow-card{margin-top:16px}
.flow-node{padding:11px 10px;border-radius:12px;font-size:12px}
.evidence-grid{gap:14px}
.panel{padding:22px;border-radius:20px}
.panel h2{font-size:clamp(27px,3vw,37px)}
.panel p{font-size:14.5px!important;line-height:1.58!important}
.check-row span{font-size:12.5px}
.evidence-table div{font-size:13px;padding:10px 0}
.source-link{padding:12px;border-radius:12px;background:#fff;transition:border-color .14s ease,transform .14s ease}
.source-link:hover{transform:translateY(-1px)}
.source-link b{font-size:13.5px}
.source-link small{font-size:11.5px!important}
.limit-box{padding:15px;border-radius:14px}

/* Global reading rhythm / footer. */
.section{padding:54px 0}
.section-head{margin-bottom:22px}
.section-head p{font-size:15px;line-height:1.6}
.site-footer{margin-top:54px;padding-top:42px}
.footer-brand p,.footer-col a{font-size:13.5px}
.btn,.nav-cta,.filter-pill,.akf77-graph-row,.source-link{-webkit-tap-highlight-color:transparent}

@media(max-width:900px){
  .akf77-battery-hero,.evidence-box{grid-template-columns:1fr}
  .akf77-decision{order:0}
  .akf77-battery-hero .battery-main h1{font-size:clamp(34px,7vw,46px)}
  .akf77-decision{display:grid;grid-template-columns:1fr;gap:0}
  .akf77-scope-link{margin-top:12px!important}
  .section{padding:44px 0}
}
@media(max-width:560px){
  body{font-size:15.5px}
  .wrap{width:min(calc(100% - 22px),var(--max))}
  .akf77-battery-top{padding-top:14px}
  .akf77-battery-hero .battery-main,.akf77-decision{padding:18px;border-radius:18px}
  .akf77-battery-hero .battery-main h1{font-size:34px}
  .akf77-battery-hero .battery-name{display:grid;grid-template-columns:52px 1fr;gap:12px}
  .akf77-battery-hero .battery-glyph{width:52px;height:52px;margin:0}
  .akf77-battery-hero .battery-glyph svg{width:27px}
  .akf77-battery-hero .battery-sub{grid-column:1/-1;font-size:15px}
  .akf77-shelf-section,.akf77-full-graph{padding-top:34px!important;padding-bottom:36px!important}
  .akf77-shelf-section .tool-card{padding:17px}
  .akf77-shelf-section .tool-card h3{font-size:20px}
  .akf77-graph-row{padding:12px!important}
  .evidence-box{padding:18px;border-radius:18px}
  .evidence-box h1{font-size:34px!important}
  .panel{padding:18px}
}

/* v77 system matrix is also defined here so ecosystem pages do not depend on engine UX-flow enqueue order. */
.akf77-matrix{display:block;overflow:hidden;background:#fff;border:1px solid #ccd7d2;border-radius:18px}
.akf77-matrix-head,.akf77-matrix-row{display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:12px;align-items:center;padding:12px 15px}
.akf77-matrix-head{background:#173b33;color:#fff;font-size:12px;letter-spacing:.01em}
.akf77-matrix-row{border-top:1px solid #d6d9d3;font-size:13px}
.akf77-matrix-row strong{color:#0d6b57}
@media(max-width:800px){
  .akf77-matrix-head{display:none}
  .akf77-matrix-row{grid-template-columns:1fr;gap:4px;padding:14px}
  .akf77-matrix-row span:first-child{font-weight:850}
}


/* === v1.7.1-rc2 consolidated premium === */
/* Akku-Kompatibel Theme v1.7.1-rc2 — Premium Release Candidate.
   Presentation only. Compatibility truth remains owned by the Engine. */
:root{
  --max:1220px;
  --paper:#fffefa;
  --line:#d2d9d5;
  --muted:#52615d;
  --shadow-card:0 12px 34px rgba(22,46,40,.065);
  --shadow-hover:0 18px 46px rgba(22,46,40,.105);
  --shadow-hero:0 24px 64px rgba(22,46,40,.11);
}
body{
  background:
    radial-gradient(circle at 92% 8%,rgba(8,125,120,.035),transparent 25rem),
    radial-gradient(circle at 4% 36%,rgba(23,35,33,.025),transparent 28rem),
    var(--bg);
  color:#14201e;
}
.site-header{background:rgba(246,243,237,.90);box-shadow:0 1px 0 rgba(21,43,38,.06);backdrop-filter:blur(18px) saturate(1.08)}
.header-row{min-height:70px}
.brand{font-size:21px}.brand-mark{box-shadow:0 7px 18px rgba(20,43,39,.14)}
.nav{gap:21px}.nav a{position:relative}.nav>a:not(.nav-cta):after{content:"";position:absolute;left:0;right:100%;bottom:-7px;height:2px;border-radius:2px;background:var(--teal);transition:right .16s ease}.nav>a:not(.nav-cta):hover:after{right:0}
.nav-cta{background:rgba(255,254,250,.86);box-shadow:0 5px 18px rgba(20,43,39,.045);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.nav-cta:hover{transform:translateY(-1px);border-color:#bdcbc6;box-shadow:0 9px 24px rgba(20,43,39,.075)}

/* Homepage: stronger first impression without decorative bloat. */
.hero{padding:64px 0 32px}.hero-grid{gap:52px;grid-template-columns:1.05fr .95fr}.hero h1{font-size:clamp(48px,5.2vw,72px);line-height:1.015;letter-spacing:-.047em}.hero .lead{font-size:18px;line-height:1.62;color:#4b5a56}
.hero-visual{border-color:#cfd8d4;border-radius:28px;box-shadow:var(--shadow-hero);background:#fff;min-height:365px}.hero-visual:before{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.62);border-radius:inherit;pointer-events:none;z-index:1}.hero-caption{box-shadow:0 8px 20px rgba(20,43,39,.08)}
.finder{border-color:#cfd8d4;box-shadow:0 18px 44px rgba(20,43,39,.075);padding:13px;border-radius:20px}.searchbox{background:#fbfcfa;border-color:#d3dad6}.searchbox:focus-within{border-color:#8db9b1;box-shadow:0 0 0 4px rgba(8,125,120,.075)}.search-button{min-height:48px;padding-inline:23px;box-shadow:0 8px 18px rgba(20,43,39,.13)}
.trust-strip{box-shadow:0 10px 30px rgba(20,43,39,.035)}.trust-item{padding:21px 22px}
.system-card,.guide-card,.step{box-shadow:0 8px 24px rgba(20,43,39,.035)}.system-card:hover,.guide-card:hover{box-shadow:var(--shadow-hover)}
.promise{box-shadow:0 22px 56px rgba(16,31,28,.12)}

/* Battery hero: make the identity card and answer panel feel like one product surface. */
.akf77-battery-top{padding-top:24px}.akf77-battery-hero{grid-template-columns:minmax(0,1fr) 322px;gap:16px}
.akf77-battery-hero .battery-main,.akf77-decision{border-color:#cfd8d4;box-shadow:var(--shadow-card)}
.akf77-battery-hero .battery-main{padding:20px 22px 21px}.akf81-battery-intro{grid-template-columns:232px minmax(0,1fr);gap:28px;align-items:center}.akf81-media{width:232px;min-height:238px;border-radius:20px;filter:saturate(.96)}
.akf81-id-card{padding:21px;background:linear-gradient(150deg,#12201d 0%,#1d3731 58%,#08756f 100%);box-shadow:0 20px 42px rgba(15,39,34,.21)}
.akf81-id-card:before{content:"";position:absolute;inset:0;background:linear-gradient(125deg,rgba(255,255,255,.09),transparent 34%,transparent 68%,rgba(141,230,220,.08));pointer-events:none}
.akf81-id-card:after{right:-45px;bottom:-58px;width:170px;height:170px;border-width:30px}.akf81-id-top{margin-bottom:26px}.akf81-id-model{font-size:30px}.akf81-id-brand{color:#c5d6d2}.akf81-id-specs span{background:rgba(255,255,255,.105)}
.akf81-battery-copy .battery-name{align-items:flex-start}.akf81-battery-copy .eyebrow{margin-top:3px}.akf77-battery-hero .battery-main h1{font-size:clamp(38px,3.8vw,49px);line-height:1.01;letter-spacing:-.043em}.akf77-battery-hero .battery-sub{font-size:15.5px;line-height:1.58;color:#50605c}
.akf77-battery-hero .identity-line{color:#52615d}.akf77-decision{padding:22px;background:linear-gradient(155deg,#edf6f3,#e9f2ef)}.akf77-decision .big{font-size:46px}.akf77-decision h2{font-size:20px;line-height:1.12}.akf77-decision .stat{background:rgba(255,255,255,.77);border-color:#cadbd5}.akf77-scope-link a{font-weight:850;text-decoration:none}
.akf77-scope-banner{border:1px solid #d2d9d5;box-shadow:0 7px 20px rgba(20,43,39,.03);background:rgba(255,254,250,.78)}

/* Curated shelf: premium selection, not a flat database dump. */
.akf77-shelf-section{padding-top:48px!important}.akf77-shelf-section .section-head{align-items:end}.akf77-shelf-section .section-head h2{letter-spacing:-.04em}.akf77-shelf-section .tool-list{gap:14px}
.akf77-shelf-section .tool-card{border-color:#cfd7d3;background:linear-gradient(180deg,#fffefa,#fffdf9);box-shadow:0 8px 23px rgba(20,43,39,.035)}
.akf77-shelf-section .tool-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(var(--teal),#76c9bd);opacity:.55}.akf77-shelf-section .tool-card.warn:before{background:linear-gradient(#c88a2f,#e4b55d);opacity:.8}
.akf77-shelf-section .tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#b8c8c2}.akf77-shelf-section .tool-card h3{font-size:22px;letter-spacing:-.03em}.akf77-shelf-section .tool-meta{letter-spacing:.01em}.akf77-shelf-section .verdict{font-weight:900}.akf77-shelf-section .fact{background:#f4f7f5;border:1px solid #e2e7e4}.akf77-shelf-section .btn{border-radius:10px;box-shadow:0 5px 13px rgba(20,43,39,.08)}

/* Full graph: compact information layer with high scanability. */
.akf77-full-graph{background:linear-gradient(180deg,#edf4f1,#eaf1ee)!important}.akf77-full-graph .section-head h2{letter-spacing:-.04em}.akf77-count-chip{border:1px solid #cad8d3!important;box-shadow:0 5px 15px rgba(20,43,39,.035)}
.akf77-graph-row{border-color:#cad7d2!important;background:rgba(255,254,250,.92)!important;box-shadow:0 5px 16px rgba(20,43,39,.025)}.akf77-graph-row:hover{transform:translateY(-1px);border-color:#acc5bd!important;box-shadow:0 9px 22px rgba(20,43,39,.055)}
.akf77-coverage-state{background:rgba(255,254,250,.9)!important;border-color:#cad7d2!important;box-shadow:0 8px 23px rgba(20,43,39,.035)}

/* System pages: stronger editorial hierarchy. */
.akf-system-hero{border-radius:28px}.akf-system-hero h1{letter-spacing:-.046em}.akf-system-rule{box-shadow:0 10px 28px rgba(20,43,39,.045)}
.akf77-matrix{border-radius:16px;box-shadow:0 10px 30px rgba(20,43,39,.045)}.akf77-matrix-head{background:linear-gradient(90deg,#153d34,#1d5146)}.akf77-matrix-row{min-height:48px}.akf77-matrix-row strong{letter-spacing:.005em}
.akf-battery-card{box-shadow:0 7px 20px rgba(20,43,39,.03);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.akf-battery-card:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(20,43,39,.075);border-color:#b9c9c3}

/* Evidence pages: make proof look deliberate and authoritative. */
.evidence-box{border-color:#cad5d0;box-shadow:var(--shadow-card);background:linear-gradient(180deg,#fffefa,#fffdf8)}.evidence-box h1{letter-spacing:-.045em}.big-verdict{box-shadow:inset 0 0 0 1px rgba(255,255,255,.45)}
.panel{border-color:#cfd7d3;box-shadow:0 8px 24px rgba(20,43,39,.035)}.source-link{border-color:#d0d8d4!important;box-shadow:0 5px 15px rgba(20,43,39,.025)}.source-link:hover{border-color:#aebfb9!important;box-shadow:0 9px 22px rgba(20,43,39,.055)}.limit-box{box-shadow:0 6px 18px rgba(128,84,19,.035)}

/* Typography / rhythm / footer. */
.eyebrow,.akf-kicker{letter-spacing:.14em}.section-head h2{letter-spacing:-.04em}.section-head p{color:#52615d}.site-footer{background:linear-gradient(145deg,#0e1916,#13231f);box-shadow:inset 0 1px 0 rgba(255,255,255,.035)}.footer-col b{letter-spacing:.01em}.footer-col a{transition:color .14s ease,transform .14s ease}.footer-col a:hover{transform:translateX(2px)}

@media(max-width:1020px){
  .akf81-battery-intro{grid-template-columns:198px minmax(0,1fr);gap:22px}.akf81-media{width:198px;min-height:220px}.akf81-id-model{font-size:26px}
}
@media(max-width:900px){
  .hero-grid{gap:28px}.hero{padding-top:42px}.hero h1{font-size:clamp(44px,9vw,62px)}
  .akf77-battery-hero{grid-template-columns:1fr}.akf77-decision{order:0}
}
@media(max-width:720px){
  .akf81-battery-intro{grid-template-columns:1fr;gap:18px}.akf81-media{width:100%;min-height:0}.akf81-id-card{min-height:190px;max-width:none}.akf81-id-top{margin-bottom:18px}
  .akf77-battery-hero .battery-main{padding:18px}.akf77-battery-hero .battery-main h1{font-size:clamp(34px,9vw,43px)}
}
@media(max-width:560px){
  .wrap{width:min(calc(100% - 24px),var(--max))}.hero{padding-top:32px}.hero h1{font-size:42px}.hero .lead{font-size:16px}.hero-visual{min-height:240px;border-radius:22px}
  .finder{border-radius:18px}.trust-item{padding:18px}.akf77-battery-top{padding-top:14px}.akf77-decision{padding:18px}.akf77-shelf-section .tool-card{padding:18px}.akf77-full-graph{padding-top:32px!important}
  .akf77-matrix-row{padding:15px!important}.evidence-box{padding:18px}.panel{padding:18px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}.tool-card,.system-card,.guide-card,.akf-battery-card,.nav-cta,.source-link,.akf77-graph-row{transition:none!important}.tool-card:hover,.system-card:hover,.guide-card:hover,.akf-battery-card:hover,.nav-cta:hover,.source-link:hover,.akf77-graph-row:hover{transform:none!important}
}


/* v1.7.1-rc2 release closure: breadcrumb + mobile performance polish */
.akf83-breadcrumb{padding-top:18px;padding-bottom:2px}
.akf83-breadcrumb ol{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:7px;flex-wrap:wrap;color:var(--muted);font-size:12.5px}
.akf83-breadcrumb li{display:flex;align-items:center;gap:7px;min-width:0}
.akf83-breadcrumb li:not(:last-child)::after{content:"›";color:#95a19d}
.akf83-breadcrumb a{text-decoration:none;color:#53615d;font-weight:700}
.akf83-breadcrumb a:hover{color:var(--teal)}
.akf83-breadcrumb [aria-current="page"]{font-weight:800;color:#26332f;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:36ch}
img{max-width:100%;height:auto}
@media(max-width:720px){
  body{background:var(--bg)}
  .site-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(246,243,237,.98)}
  .akf81-id-card,.hero-visual,.akf77-battery-hero .battery-main,.akf77-decision,.tool-card,.panel,.akf77-coverage-state{box-shadow:0 6px 18px rgba(20,43,39,.055)!important}
  .akf83-breadcrumb{padding-top:12px}.akf83-breadcrumb ol{font-size:11.5px;gap:5px}.akf83-breadcrumb li{gap:5px}.akf83-breadcrumb [aria-current="page"]{max-width:22ch}
}
@media(max-width:420px){
  .akf83-breadcrumb li:nth-child(2){display:none}
  .akf83-breadcrumb li:first-child::after{content:"›"}
}


/* v1.8.0-production1 — final mobile / PageSpeed / action hierarchy closure. */
:root{--proof-cta:var(--ink);--commerce-cta:var(--commerce)}
/* Proof remains dark/petrol; future commerce gets its own warm token and must not reuse PASS green. */
.btn-commerce,.commerce-cta{background:var(--commerce-cta);color:#fff;border-color:var(--commerce-cta)}
.btn-commerce:hover,.commerce-cta:hover{background:var(--commerce-dark);border-color:var(--commerce-dark)}
.site-header{-webkit-backdrop-filter:none!important;backdrop-filter:none!important}
.akf77-shelf-section .tool-card p,.tool-card>p{line-height:1.66;color:#52605c;font-size:14px}
.akf77-shelf-section .tool-card .btn{background:var(--proof-cta);color:#fff}
.evidence-table dd,.source-link b,.source-link small{overflow-wrap:anywhere;word-break:normal}
.source-link{min-width:0}.source-link>span:last-child{min-width:0}
.akf84-scheduled{border-color:#b9d6d0!important;background:#f0f8f6!important}
@media(max-width:900px){
  .header-row{min-height:60px}.site-header{background:#f6f3ed}
  .tool-card:hover,.system-card:hover,.guide-card:hover,.akf-battery-card:hover,.source-link:hover,.akf77-graph-row:hover,.nav-cta:hover{transform:none!important}
}
@media(max-width:720px){
  .evidence-table{display:grid;gap:0}
  .evidence-table>div{display:grid!important;grid-template-columns:1fr!important;gap:4px!important;padding:11px 0!important}
  .evidence-table dt{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#71807b}
  .evidence-table dd{margin:0!important;font-weight:750;line-height:1.45}
  .flow-card{grid-template-columns:1fr!important;gap:7px!important}
  .flow-arrow{transform:rotate(90deg);justify-self:center}
  .source-link{align-items:flex-start}
  .source-link small{line-height:1.45}
}
@media(max-width:560px){
  .header-row{min-height:58px}.brand{font-size:19px}.brand-mark{width:32px;height:32px}
  .section{padding:48px 0}.akf77-shelf-section{padding-top:38px!important}
  .tool-card h3,.akf77-shelf-section .tool-card h3{font-size:20px}
  .tool-card>p,.akf77-shelf-section .tool-card p{font-size:14px;line-height:1.68}
}
@media(hover:none),(pointer:coarse){
  .tool-card,.system-card,.guide-card,.akf-battery-card,.source-link,.akf77-graph-row,.nav-cta{transition:none!important}
  .hero-visual,.akf81-id-card{filter:none!important}
}

.skip-link{position:fixed;left:12px;top:8px;z-index:1000;transform:translateY(-150%);background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px;text-decoration:none;font-weight:800}.skip-link:focus{transform:translateY(0)}


/* v1.8.1-mobilepremium1 — production mobile premium closure.
   Presentation only: no compatibility truth, publishing, commerce or route logic changes. */
:root{
  --bg:#f5f6f2;
  --paper:#ffffff;
  --ink:#11231d;
  --muted:#5f6e68;
  --line:#dce3df;
  --teal:#0a756c;
  --teal-dark:#075d56;
  --teal-soft:#e7f2ef;
  --green-soft:#e9f5ee;
  --amber-soft:#fff6e7;
  --shadow:0 16px 44px rgba(18,39,33,.085);
}
body{background:var(--bg);color:var(--ink)}
.site-header{background:rgba(248,249,246,.985)!important;border-bottom:1px solid rgba(17,35,29,.075);box-shadow:0 1px 0 rgba(17,35,29,.035)!important}
.brand{white-space:nowrap;gap:9px;line-height:1;text-rendering:optimizeLegibility}
.brand-name{display:inline-flex;align-items:baseline;white-space:nowrap;gap:0}
.brand-mark{overflow:hidden;box-shadow:none!important;background:#14251f}
.brand-mark img{display:block;width:100%;height:100%;object-fit:cover;border-radius:inherit}
.mobile-nav summary span{transition:transform .16s ease,opacity .16s ease}
.mobile-nav[open] summary span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.mobile-nav[open] summary span:nth-child(2){opacity:0}
.mobile-nav[open] summary span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Desktop/card finish: cooler paper, less "template" shadowing. */
.system-card,.guide-card,.step,.tool-card,.panel,.insight,.compare-card,.guide-hero-box,.battery-main,.decision-card{border-color:var(--line)}
.insight,.panel,.compare-card,.guide-hero-box{box-shadow:0 5px 18px rgba(18,39,33,.035)}

@media(max-width:900px){
  html{scroll-padding-top:68px}
  .header-row{min-height:58px!important;gap:10px}
  .mobile-nav{display:block;margin-left:auto;position:relative;z-index:120}
  .mobile-nav summary{width:40px;height:40px;border:1px solid #d8e0dc;background:#fff;border-radius:12px;gap:4px;box-shadow:0 4px 14px rgba(18,39,33,.045)}
  .mobile-nav summary span{width:20px;height:2px;border-radius:9px}
  .mobile-nav>div{position:fixed;top:66px;left:12px;right:12px;width:auto;max-height:calc(100dvh - 78px);overflow:auto;border:1px solid #d9e1dd;border-radius:18px;padding:8px;background:rgba(255,255,255,.99);box-shadow:0 22px 60px rgba(15,34,28,.18)}
  .mobile-nav a{font-size:16px;line-height:1.2;padding:13px 14px;border-radius:11px;font-weight:780;color:#1a2a24}
  .mobile-nav a:first-child{background:var(--teal-soft);color:var(--teal-dark)}
  .mobile-nav a+a{border-top:1px solid #eef1ef;border-radius:0}
  .mobile-nav a:hover{background:#f3f7f5}

  .hero{padding:30px 0 18px!important}
  .hero-grid{grid-template-columns:minmax(0,1fr)!important;gap:20px!important}
  .hero h1{font-size:clamp(35px,8.9vw,40px)!important;line-height:1.015!important;letter-spacing:-.045em;max-width:15ch}
  .hero .lead{font-size:15.5px!important;line-height:1.58;margin-top:16px}
  .hero-visual{min-height:0!important;aspect-ratio:16/9;border-radius:18px!important;box-shadow:0 8px 24px rgba(18,39,33,.055)!important}
  .hero-visual img{width:100%;height:100%;object-fit:cover}
  .hero-caption{left:10px;right:10px;bottom:9px;width:max-content;max-width:calc(100% - 20px);white-space:normal;font-size:9.5px;line-height:1.3;padding:6px 8px}
  .eyebrow{font-size:10.5px;line-height:1.45;letter-spacing:.115em}
  .finder{margin-top:20px;padding:9px;border-radius:16px!important;box-shadow:0 8px 26px rgba(18,39,33,.055)}
  .finder-tabs button{padding:7px 9px;font-size:12px}
  .searchbox{padding:0 12px;border-radius:12px}
  .searchbox input{padding:13px 0;font-size:16px}
  .search-button{min-height:44px;padding:12px 16px;border-radius:12px}
  .trust-strip{margin-top:20px;border-radius:16px}
  .trust-item{padding:15px!important;gap:11px}
  .trust-icon{width:34px;height:34px;border-radius:10px}
  .trust-item span{font-size:12.5px;line-height:1.45}
  .section{padding:38px 0!important}
  .section-head{margin-bottom:17px}
  .section-head h2{font-size:clamp(27px,7.4vw,32px)!important;line-height:1.06}
  .section-head p{font-size:14px;line-height:1.55}
  .step,.system-card,.guide-card{padding:17px;border-radius:16px;box-shadow:none}
  .step-num{width:36px;height:36px;margin-bottom:14px;border-radius:11px}
  .system-card .icon-round,.guide-card .icon-round{margin-bottom:12px}
  .promise{padding:22px;border-radius:20px;gap:20px;box-shadow:none}
  .promise h2{font-size:28px!important}

  /* v70/v77 ecosystem pages: editorial hierarchy, not giant cards. */
  body .akf-main{width:min(100% - 28px,1180px)!important;padding:22px 0 64px!important}
  .akf-breadcrumb{margin:0 0 20px!important;font-size:11.5px!important;gap:6px!important;line-height:1.4}
  .akf-system-hero,.akf-guide-hero,.akf-relation-hero,.akf-tool-hero,.akf-directory-hero{grid-template-columns:1fr!important;gap:0!important;margin-bottom:24px!important}
  .akf-system-hero>span,.akf-guide-hero>span,.akf-relation-hero>span,.akf-tool-hero>span,.akf-directory-hero>span{display:none!important}
  .akf-system-hero h1,.akf-guide-hero h1,.akf-relation-hero h1,.akf-tool-hero h1,.akf-directory-hero h1,body .akf-main h1{font-size:clamp(33px,8.7vw,38px)!important;line-height:1.03!important;letter-spacing:-.043em!important;margin:7px 0 12px!important}
  .akf-system-hero p,.akf-guide-hero p,.akf-relation-hero p,.akf-directory-hero p{font-size:15px!important;line-height:1.58!important;margin:0}
  .akf-chips.large{margin-top:15px}
  .akf-chips.large span{font-size:10.5px;padding:6px 8px}
  .akf-system-rule{grid-template-columns:38px minmax(0,1fr)!important;gap:11px!important;align-items:start;padding:15px!important;margin:22px 0 28px!important;border-radius:15px!important;background:#fbf6e9!important;border-color:#eadcb9!important;box-shadow:none!important}
  .akf-system-rule>span{width:36px!important;height:36px!important;border-radius:10px!important}
  .akf-system-rule h2{font-size:20px!important;line-height:1.16!important;letter-spacing:-.025em!important;margin:1px 0 6px!important}
  .akf-system-rule p{font-size:13.5px!important;line-height:1.52!important;color:#6f5a2c!important}
  .akf-system-rule small{font-size:10px;letter-spacing:.05em;color:#8a6b2b}
  .akf-section{margin:40px 0!important}
  .akf-section>header{margin-bottom:16px!important}
  .akf-section>header h2{font-size:28px!important}
  .akf-soft{padding:18px!important;border-radius:18px!important}
  .akf-system-card,.akf-battery-card{border-radius:15px!important;box-shadow:none!important}

  /* v73 Guide pages. */
  .guide-hero{padding:18px 0 8px!important}
  .guide-hero-box{padding:20px!important;border-radius:19px!important;box-shadow:0 5px 18px rgba(18,39,33,.03)!important}
  .guide-hero-box h1{font-size:clamp(33px,8.8vw,38px)!important;line-height:1.02!important;letter-spacing:-.045em!important;margin-top:8px!important}
  .guide-hero-box .lead{font-size:15px!important;line-height:1.56!important;margin-top:16px!important}
  .short-answer{margin-top:18px!important;padding:15px!important;gap:11px!important;border-radius:15px!important;align-items:flex-start;background:#edf5f3!important}
  .short-answer .icon-round{width:34px;height:34px;border-radius:10px;flex:0 0 34px}
  .short-answer .icon-round svg{width:18px;height:18px}
  .short-answer b{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#42625a}
  .short-answer h2{font-size:21px!important;line-height:1.16!important;letter-spacing:-.026em!important;margin:3px 0 7px!important}
  .short-answer p{font-size:13px!important;line-height:1.48!important;margin:0!important}
  .compare-card{padding:18px;border-radius:17px;box-shadow:none}
  .compare-card h3{font-size:23px!important}
  .compare-card ul{font-size:14px;line-height:1.5}
  .not-equal{font-size:28px!important;min-height:28px}
  .akf-guide-method-link{display:grid;grid-template-columns:38px minmax(0,1fr) 18px;gap:11px;align-items:center;padding:15px 16px;background:#fff;border:1px solid var(--line);border-radius:15px;text-decoration:none;box-shadow:none}
  .akf-guide-method-link>span:first-child{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--teal-soft);color:var(--teal)}
  .akf-guide-method-link>span:first-child svg{width:19px;height:19px}
  .akf-guide-method-link b{display:block;font-size:14px}
  .akf-guide-method-link small{display:block;color:var(--muted);font-size:12px;line-height:1.4;margin-top:2px}
  .akf-guide-method-link>span:last-child{font-weight:900;color:var(--teal)}

  /* Evidence / exact-pair pages: result first, compact proof, no giant boilerplate. */
  .breadcrumb{padding-top:14px!important;font-size:11.5px!important;line-height:1.4}
  .evidence-hero{padding:17px 0 7px!important}
  .evidence-box{padding:17px!important;border-radius:18px!important;gap:12px!important;box-shadow:0 5px 18px rgba(18,39,33,.035)!important}
  .evidence-box h1{font-size:clamp(32px,8.6vw,37px)!important;line-height:1.03!important;letter-spacing:-.043em!important;margin-top:7px!important}
  .evidence-box .lead{font-size:14.5px!important;line-height:1.54!important;margin-top:11px!important}
  .flow-card{margin-top:13px!important;gap:5px!important}
  .flow-node{padding:9px 10px!important;border-radius:11px!important;font-size:11.5px!important;line-height:1.35}
  .flow-arrow{font-size:16px;line-height:1;min-height:16px}
  .big-verdict{padding:15px!important;border-radius:15px!important}
  .big-verdict .symbol{width:46px!important;height:46px!important;margin-bottom:7px!important}
  .big-verdict strong{font-size:28px!important}
  .big-verdict span{font-size:12.5px!important}
  .panel{padding:17px!important;border-radius:17px!important;box-shadow:none!important}
  .panel h2{font-size:26px!important}
  .source-link{padding:11px!important;border-radius:11px!important;box-shadow:none!important}
  .limit-box{padding:13px!important;border-radius:12px!important;box-shadow:none!important}
  .limit-box p{font-size:13.5px!important;line-height:1.5!important}
  .insight-grid{gap:10px!important}
  .insight-grid.akf-single-insight{grid-template-columns:minmax(0,720px)!important}
  .insight{padding:17px!important;border-radius:17px!important;box-shadow:none!important}
  .insight h3{font-size:21px!important;line-height:1.16;margin-bottom:7px!important}
  .insight p{font-size:14px!important;line-height:1.55!important}

  /* Footer and mobile reading rhythm. */
  .site-footer{margin-top:38px;padding:34px 0 24px}
  .footer-grid{gap:20px}
  .footer-bottom{margin-top:24px;padding-top:15px}
}

@media(max-width:560px){
  .wrap{width:min(calc(100% - 28px),var(--max))!important}
  .wrap.header-row{width:min(calc(100% - 20px),var(--max))!important}
  .header-row{min-height:56px!important}
  .brand{font-size:17px!important;letter-spacing:-.025em;gap:8px}
  .brand-mark{width:31px!important;height:31px!important;border-radius:9px!important;flex:0 0 31px}
  .mobile-nav summary{width:39px;height:39px;border-radius:11px}
  .mobile-nav>div{top:63px;left:10px;right:10px}
  .hero{padding-top:26px!important}
  .hero h1{font-size:35px!important;max-width:14ch}
  .hero .lead{font-size:15px!important}
  .hero-visual{border-radius:16px!important}
  .section{padding:34px 0!important}
  .guide-hero-box h1,.akf-system-hero h1,.evidence-box h1,body .akf-main h1{font-size:34px!important}
  .short-answer h2{font-size:20px!important}
  .section-head h2{font-size:28px!important}
}

@media(max-width:360px){
  .brand{font-size:16px!important;gap:7px}
  .brand-mark{width:29px!important;height:29px!important;flex-basis:29px}
  .mobile-nav summary{width:37px;height:37px}
  .hero h1{font-size:33px!important}
  .guide-hero-box h1,.akf-system-hero h1,.evidence-box h1,body .akf-main h1{font-size:32px!important}
}


/* v1.8.2 final production polish: rhythm, breadcrumb safety, compact evidence close. */
@media(min-width:901px){
  .site-header{position:relative!important}
  .breadcrumb,.akf83-breadcrumb,.akf-breadcrumb{padding-top:22px!important}
  .guide-hero{padding:28px 0 12px!important}
  .guide-hero-box{padding:30px!important;border-radius:24px!important}
  .guide-hero-box h1{font-size:clamp(42px,4.25vw,58px)!important;max-width:18ch;line-height:1.02!important}
  .guide-hero-box .lead{font-size:17px!important;max-width:760px}
  .short-answer h2{font-size:clamp(27px,2.4vw,34px)!important;line-height:1.08!important}
  .akf-system-hero h1{font-size:clamp(38px,3.5vw,54px)!important;max-width:23ch}
  .evidence-box h1{font-size:clamp(38px,3.6vw,52px)!important;max-width:22ch}
}
.akf77-relation-next{padding:18px 0 8px}
.akf77-relation-next>.wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:16px}
.akf77-relation-next b{display:block;font-size:15px}
.akf77-relation-next span{display:block;margin-top:3px;color:var(--muted);font-size:13px;line-height:1.45}
.akf77-relation-next .btn{flex:0 0 auto}
@media(max-width:900px){
  .akf77-relation-next{padding:8px 0 2px}
  .akf77-relation-next>.wrap{display:block;padding:14px;border-radius:14px}
  .akf77-relation-next .btn{margin-top:12px;width:100%}
  .akf77-full-graph{padding-top:28px!important;padding-bottom:30px!important}
  .akf77-coverage-state{grid-template-columns:40px minmax(0,1fr)!important;padding:16px!important;border-radius:15px!important;gap:11px!important}
  .akf77-coverage-state>span{width:38px!important;height:38px!important;border-radius:10px!important}
  .akf77-coverage-state h3{font-size:18px!important}
  .akf77-coverage-state p{font-size:13.5px!important}
}


/* v1.8.3 breadcrumb/header safety: no content may render beneath the site header. */
.site-header{position:relative!important;top:auto!important}
body.admin-bar .site-header{top:auto!important}
.akf83-breadcrumb,.breadcrumb,.akf-breadcrumb{position:relative!important;z-index:1;margin-top:0!important;overflow:visible!important}
body.single-akf_battery .akf83-breadcrumb,
body.single-akf_relation .akf83-breadcrumb,
body.single-akf_ecosystem .akf83-breadcrumb,
body.single-akf_guide .akf83-breadcrumb{padding-top:20px!important;padding-bottom:6px!important}
@media(max-width:900px){
  body.single-akf_battery .akf83-breadcrumb,
  body.single-akf_relation .akf83-breadcrumb,
  body.single-akf_ecosystem .akf83-breadcrumb,
  body.single-akf_guide .akf83-breadcrumb{padding-top:16px!important;padding-bottom:5px!important}
  .mobile-nav>div{position:absolute!important;top:48px!important;left:auto!important;right:0!important;width:min(320px,calc(100vw - 24px))!important;max-height:min(70vh,520px)!important}
}
.akf77-card-note{font-size:13.5px!important;line-height:1.52!important;color:#596762!important;margin:12px 0 0!important}

/* v1.8.6 pagespeed polish: keep the public header image-free, preserve contrast,
   and let the theme fully own battery/relation presentation so the Engine can
   skip its large compatibility stylesheet on those two routes. */
.evidence-table dt{color:#4e5f59!important}
.akf86-relation-context{padding:8px 0 4px}
.akf86-context-card{display:grid;grid-template-columns:52px minmax(0,1fr);gap:16px;align-items:start;background:#eef5f2;border:1px solid #cfdfd9;border-radius:22px;padding:22px 24px}
.akf86-context-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:#fff;color:#14574a;border:1px solid #d4e1dc}
.akf86-context-icon .akf-icon,.akf86-context-icon svg{width:25px;height:25px}
.akf86-context-card h2{font-size:clamp(22px,2.6vw,30px);margin:4px 0 7px;letter-spacing:-.025em}
.akf86-context-card p{margin:0;color:#4d6159;line-height:1.62;max-width:92ch}
@media(max-width:560px){.akf86-relation-context{padding-top:4px}.akf86-context-card{grid-template-columns:1fr;padding:18px;border-radius:18px}.akf86-context-icon{width:42px;height:42px}.akf86-context-card h2{font-size:22px}.evidence-table dt{color:#4e5f59!important}}