@font-face{font-family:"Barlow";src:url("fonts/Barlow-Regular.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Barlow";src:url("fonts/Barlow-SemiBold.woff2") format("woff2");font-weight:500 600;font-style:normal;font-display:swap}
@font-face{font-family:"Barlow";src:url("fonts/Barlow-Bold.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Bebas Neue";src:url("fonts/BebasNeue-Regular.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
/* Scooterwelt v4 — two fonts only: Bebas Neue for big headings, Barlow for everything else.
   Calm layout: big readable text, generous space, one red accent, no decoration without a job. */
:root{
  --bg:#f4f3ef;
  --panel:#ffffff;
  --soft:#ebe9e3;
  --ink:#1a1917;
  --muted:#5a564f;
  --line:#dddad2;
  --red:#d42a1f;
  --red-ink:#ffffff;
  --amber:#a86d14;
  --green:#2f7d4f;
  --tint:rgba(212,42,31,.07);
  --f-display:"Bebas Neue","Oswald","Arial Narrow",Impact,sans-serif;
  --f-body:"Barlow",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r:10px;
  --max:1120px;
  --i-bg:#151413;--i-panel:#211f1d;--i-soft:#2a2825;--i-ink:#f2f1ed;--i-muted:#b3aea5;--i-line:#3a3733;--i-red:#ff5a4d;--i-red-ink:#170807;--i-tint:rgba(255,90,77,.13);--i-amber:#e3a23e;--i-green:#5fbf86;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#131211;--panel:#1c1b19;--soft:#252320;--ink:#efeeea;--muted:#aaa59c;--line:#33312d;--red:#ff4d40;--red-ink:#170807;--amber:#e3a23e;--green:#5fbf86;--tint:rgba(255,77,64,.11);--i-bg:#ffffff;--i-panel:#f4f3ef;--i-soft:#ebe9e3;--i-ink:#1a1917;--i-muted:#5a564f;--i-line:#dddad2;--i-red:#d42a1f;--i-red-ink:#ffffff;--i-tint:rgba(212,42,31,.07);--i-amber:#a86d14;--i-green:#2f7d4f;color-scheme:dark}}
:root[data-theme="dark"]{--i-bg:#ffffff;--i-panel:#f4f3ef;--i-soft:#ebe9e3;--i-ink:#1a1917;--i-muted:#5a564f;--i-line:#dddad2;--i-red:#d42a1f;--i-red-ink:#ffffff;--i-tint:rgba(212,42,31,.07);--i-amber:#a86d14;--i-green:#2f7d4f;--bg:#131211;--panel:#1c1b19;--soft:#252320;--ink:#efeeea;--muted:#aaa59c;--line:#33312d;--red:#ff4d40;--red-ink:#170807;--amber:#e3a23e;--green:#5fbf86;--tint:rgba(255,77,64,.11);color-scheme:dark}

*{box-sizing:border-box}
html{scroll-padding-top:90px}
body{background:var(--bg);color:var(--ink);font:400 18px/1.65 var(--f-body);margin:0;-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
img{max-width:100%;display:block}
a{color:inherit}
p{margin:0}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:3px}
.wrap{max-width:var(--max);margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2{font-family:var(--f-display);font-weight:400;letter-spacing:.01em;line-height:1;margin:0;text-wrap:balance}
h3,h4{font-family:var(--f-body);font-weight:700;margin:0;line-height:1.3;letter-spacing:0}
h3{font-size:21px} h4{font-size:18px}
.eyebrow{font:600 15px/1.3 var(--f-body);color:var(--muted)}
.mono{font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:20;background:var(--bg)}
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:19;background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:28px;padding-block:16px}
.logo{display:inline-flex;align-items:baseline;text-decoration:none;font-family:var(--f-display);font-size:32px;line-height:1}
.logo b{color:var(--red);font-weight:400}
.nav-links{display:flex;gap:28px;list-style:none;margin:0 0 0 auto;padding:0;font-weight:600;font-size:17px}
.nav-links a{text-decoration:none;color:var(--muted);padding-block:6px}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--ink)}
.nav-links a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--red)}
.menu-btn{display:none;margin-left:auto;background:none;border:1.5px solid var(--line);border-radius:8px;padding:9px 14px;font:600 16px var(--f-body);color:var(--ink);cursor:pointer}
@media (max-width:900px){
  .menu-btn{display:block}
  .nav{flex-wrap:wrap}
  .nav-links{display:none;flex-basis:100%;flex-direction:column;gap:0;margin:0}
  .nav-links.open{display:flex}
  .nav-links a{display:block;padding:14px 0;border-top:1px solid var(--line)}
  .nav .yt{display:none}
}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:8px;background:var(--red);color:var(--red-ink);font:700 17px/1 var(--f-body);padding:15px 22px;text-decoration:none;cursor:pointer;white-space:nowrap}
.btn:hover{filter:brightness(1.06)}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}
.btn.ghost:hover{box-shadow:inset 0 0 0 1.5px var(--ink)}
.nav .btn{padding:11px 16px;font-size:16px}
.textlink{font-weight:700;color:var(--red);text-decoration:none}
.textlink:hover{text-decoration:underline}

/* sections */
.section{padding-block:80px}
.section + .section{border-top:1px solid var(--line)}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(42px,5vw,58px)}
.sec-head p{margin-top:10px;color:var(--muted);max-width:52ch}

/* home hero */
.hero-s{padding-block:88px 80px;border-bottom:1px solid var(--line)}
.hero-s h1{font-size:clamp(58px,9vw,112px);line-height:.92;max-width:13ch}
.hero-s h1 em{font-style:normal;color:var(--red);position:relative;white-space:nowrap}
.hero-s h1 em svg{position:absolute;left:-2%;bottom:-.06em;width:104%;height:.26em;overflow:visible}
.hero-s .lede{font-size:21px;color:var(--muted);max-width:44ch;margin:26px 0 34px}
.search{position:relative;max-width:660px}
.search input{width:100%;font:500 19px var(--f-body);padding:19px 20px 19px 54px;border:2px solid var(--ink);border-radius:12px;background:var(--panel) no-repeat 20px 50%/22px;color:var(--ink);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2.4'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-4-4'/%3E%3C/svg%3E")}
.search input:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 4px var(--tint)}
.results{position:absolute;left:0;right:0;top:calc(100% + 8px);background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 36px rgba(0,0,0,.14);z-index:5;max-height:60vh;overflow-y:auto}
.results a{display:flex;justify-content:space-between;gap:14px;padding:14px 18px;text-decoration:none;border-bottom:1px solid var(--line)}
.results a:last-child{border-bottom:0}
.results a:hover,.results a.on{background:var(--tint)}
.results strong{font-weight:700}
.results small{display:block;color:var(--muted);font-size:15px}
.results .k{font-size:15px;color:var(--muted);white-space:nowrap}
.results .none{padding:16px 18px;color:var(--muted)}
.search-hint{margin-top:18px;color:var(--muted)}
.search-hint a{color:var(--ink);font-weight:600;text-underline-offset:3px}

/* symptom grid */
.symgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.sym{display:flex;flex-direction:column;gap:8px;padding:22px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);text-decoration:none;min-width:0;transition:border-color .15s}
.sym strong{font-size:20px;line-height:1.25}
.sym small{font-size:16px;color:var(--muted);line-height:1.5}
.sym:hover{border-color:var(--red)}
.sym:hover strong{color:var(--red)}
@media (max-width:980px){.symgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:540px){.symgrid{grid-template-columns:1fr}}

/* two columns + rows */
.two{display:grid;grid-template-columns:1.3fr 1fr;gap:72px}
@media (max-width:900px){.two{grid-template-columns:1fr;gap:64px}}
.trows{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.trow{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 0;border-bottom:1px solid var(--line);text-decoration:none}
.trow strong{display:block;font-weight:700;font-size:19px}
.trow small{display:block;color:var(--muted);font-size:16px;margin-top:3px}
.trow:hover strong{color:var(--red)}
.trow-meta{font-size:15px;color:var(--muted);white-space:nowrap;text-align:right}
@media (max-width:600px){.trow-meta{display:none}}

/* tool tiles */
.tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.tile{display:flex;flex-direction:column;gap:10px;padding:28px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);text-decoration:none;min-width:0}
.tile:hover{border-color:var(--ink)}
.tile h3{font-family:var(--f-display);font-weight:400;font-size:38px;line-height:1}
.tile p{color:var(--muted)}
.tile .go{margin-top:auto;padding-top:8px;font-weight:700;color:var(--red)}
.tile.feature{border:2px solid var(--ink)}
.tile .ex,.tile .tag{display:none}
.minis{display:flex;flex-direction:column;margin-top:16px;border-top:1px solid var(--line)}
.minis a{display:flex;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line);text-decoration:none;font-weight:600;font-size:19px}
.minis a:hover{color:var(--red)}
@media (max-width:760px){.tiles{grid-template-columns:1fr}}

/* youtube strip */
.ytstrip{display:grid;grid-template-columns:220px minmax(0,1fr) auto;gap:28px;align-items:center}
.ytstrip h3{margin:4px 0 6px;font-size:22px}
.ytthumb .thumb{border-radius:8px}
.ytthumb .play{width:46px;height:46px;margin:-23px 0 0 -23px}
.ytthumb .play::after{border-left-width:14px;border-top-width:9px;border-bottom-width:9px;margin-left:4px}
.ytthumb .fallback{font-size:20px}
.ytbtns{display:flex;gap:10px}
@media (max-width:820px){.ytstrip{grid-template-columns:140px minmax(0,1fr)}.ytbtns{grid-column:1/-1}}

/* thumbnails & cards */
.thumb{position:relative;aspect-ratio:16/9;max-width:100%;overflow:hidden;background:
  repeating-linear-gradient(135deg,transparent 0 14px,color-mix(in srgb,var(--ink) 5%,transparent) 14px 15px),
  linear-gradient(160deg,color-mix(in srgb,var(--red) 16%,var(--soft)),var(--soft))}
.thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.thumb .fallback{position:absolute;left:16px;right:16px;bottom:14px;font-family:var(--f-display);font-size:28px;line-height:1}
.thumb .dur{position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.78);color:#fff;font:600 14px/1 var(--f-body);padding:5px 7px;border-radius:5px;z-index:1}
.play{position:absolute;top:50%;left:50%;width:64px;height:64px;margin:-32px 0 0 -32px;border-radius:50%;background:var(--red);display:grid;place-items:center;z-index:1;box-shadow:0 4px 18px rgba(0,0,0,.25)}
.play::after{content:"";border-left:19px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:5px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px 24px}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{display:flex;flex-direction:column;gap:12px;text-decoration:none;min-width:0}
.card .thumb{border-radius:var(--r)}
.card h3{font-size:19px}
.card:hover h3{color:var(--red)}
.card .meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:15px;color:var(--muted)}
.card p{font-size:16px;color:var(--muted)}
@media (max-width:980px){.grid,.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.grid,.grid.four{grid-template-columns:1fr}}
.tag{display:inline-block;font:700 13px/1 var(--f-body);padding:6px 9px;border-radius:5px;white-space:nowrap}
.tag.video{background:var(--red);color:var(--red-ink)}
.tag.ratgeber{background:var(--amber);color:#fff}
.tag.kauf{background:var(--ink);color:var(--bg)}
.tag.tool{background:var(--soft);color:var(--ink)}
.tag.soon{background:var(--soft);color:var(--muted)}

/* newsletter */
.cta{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;background:var(--ink);color:var(--bg);border-radius:16px;padding:48px}
.cta h2{font-size:clamp(42px,5vw,58px)}
.cta p{color:color-mix(in srgb,var(--bg) 75%,transparent);margin-top:12px}
.cta .eyebrow{display:none}
.nl{display:flex;gap:10px;flex-wrap:wrap}
.nl label{flex-basis:100%;font-weight:600;color:color-mix(in srgb,var(--bg) 80%,transparent)}
.nl input{flex:1;min-width:0;font:500 18px var(--f-body);padding:15px 16px;border-radius:8px;border:0;background:var(--bg);color:var(--ink)}
.nl .msg{flex-basis:100%;font-weight:600}
@media (max-width:800px){.cta{grid-template-columns:1fr;padding:30px}}

/* footer */
.site-foot{border-top:1px solid var(--line);padding-block:56px 64px;color:var(--muted);margin-top:24px}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:36px}
.foot-grid h4{font-size:17px;color:var(--ink);margin-bottom:14px}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:17px}
.foot-grid a{text-decoration:none}
.foot-grid a:hover{color:var(--ink)}
.legal{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);font-size:15px;max-width:90ch}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}

/* inner pages */
.crumbs{font-size:15px;color:var(--muted);padding-top:32px}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--ink)}
.page-head{padding-block:20px 44px;display:flex;flex-direction:column;gap:18px;max-width:840px}
.page-head h1{font-size:clamp(50px,7vw,88px);line-height:.94}
.page-head .intro{font-size:21px;color:var(--muted);max-width:58ch}
.page-head .tag{align-self:flex-start}
.page-meta{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;font-size:16px;color:var(--muted)}
.fact{display:inline-flex;gap:8px;align-items:center}
.fact b{font-weight:600;color:var(--ink)}
.diff{padding:3px 9px;border-radius:5px;font-weight:600;color:var(--ink)}
.diff.good{background:color-mix(in srgb,var(--green) 16%,transparent)}
.diff.mid{background:color-mix(in srgb,var(--amber) 18%,transparent)}
.diff.hard{background:var(--tint)}

.article{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:72px;padding-bottom:80px;align-items:start}
.toc{position:sticky;top:104px;font-size:16px}
.toc ol{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:10px;border-left:2px solid var(--line);padding-left:16px}
.toc a{text-decoration:none;color:var(--muted)}
.toc a:hover{color:var(--ink)}
@media (max-width:980px){.article{grid-template-columns:1fr}.toc{display:none}}
.side-stack{display:flex;flex-direction:column;gap:14px;margin-top:28px}
.side-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;display:flex;flex-direction:column;gap:10px;font-size:16px}
.toollist{list-style:none;margin:0;padding:0;display:grid;gap:6px}

.prose{max-width:68ch;display:flex;flex-direction:column;gap:20px}
.prose h2{font-size:clamp(36px,4.4vw,46px);margin-top:36px}
.prose h3{font-size:21px;margin-top:8px}
.prose ul,.prose ol{margin:0;padding-left:24px;display:grid;gap:10px}
.prose li::marker{color:var(--red);font-weight:700}
.prose strong{font-weight:700}
.prose code{font-family:var(--f-body);font-weight:600;background:var(--soft);padding:2px 6px;border-radius:4px}

.answer{background:var(--panel);border:1px solid var(--line);border-left:5px solid var(--red);border-radius:var(--r);padding:24px 26px;display:flex;flex-direction:column;gap:8px}
.answer .eyebrow{color:var(--red);font-weight:700}
.answer p{font-size:19px}
.quick{background:var(--soft);border-radius:var(--r);padding:22px 26px}
.quick .eyebrow{color:var(--ink);font-weight:700;font-size:17px}
.quick ul{margin-top:10px}
.note{background:var(--tint);border-radius:var(--r);padding:18px 22px;font-size:17px}
.note.warn{background:color-mix(in srgb,var(--amber) 14%,transparent)}
.todo{background:color-mix(in srgb,var(--amber) 16%,transparent);border:1px dashed var(--amber);border-radius:6px;padding:1px 7px;font-size:.92em}

.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--panel)}
table{border-collapse:collapse;width:100%;font-size:17px}
th,td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:700;font-size:16px;color:var(--ink);background:var(--soft)}
tr:last-child td{border-bottom:0}
td.num{white-space:nowrap}
tfoot td{font-weight:700;background:var(--soft)}

.steps{list-style:none;padding:0;margin:0;display:grid;counter-reset:s}
.prose .steps{padding-left:0}
.steps li{counter-increment:s;display:grid;grid-template-columns:44px minmax(0,1fr);gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
.steps li::before{content:counter(s);font:700 17px/1 var(--f-body);width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--ink)}
.steps h4{margin-bottom:4px;font-size:19px}
.steps p{color:var(--muted)}

details{border-bottom:1px solid var(--line);padding:18px 0}
summary{cursor:pointer;font-weight:700;font-size:19px;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font:700 24px/1 var(--f-body);color:var(--red)}
details[open] summary::after{content:"–"}
details p{margin-top:10px;color:var(--muted)}

.yt-embed{position:relative;border-radius:var(--r);overflow:hidden;cursor:pointer;border:0;padding:0;width:100%;display:block;background:none;color:inherit;text-align:left}
.yt-embed .consent{position:absolute;left:12px;bottom:12px;right:12px;z-index:1;font-size:14px;line-height:1.4;color:#fff;background:rgba(0,0,0,.72);padding:9px 12px;border-radius:7px}
.yt-frame{aspect-ratio:16/9;width:100%;border:0;border-radius:var(--r);display:block}
figcaption{font-size:16px}
.sources{font-size:16px}
.sources a{color:var(--muted)}
.sources a:hover{color:var(--ink)}

.hub{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:56px 72px;padding-bottom:88px}
.hub-group h2{font-size:38px;margin-bottom:12px}
@media (max-width:860px){.hub{grid-template-columns:1fr}}

/* calculators */
.calc{display:grid;grid-template-columns:1fr 1fr;border:2px solid var(--ink);border-radius:16px;overflow:hidden;background:var(--panel)}
.calc .in{padding:32px;display:flex;flex-direction:column;gap:26px;border-right:2px solid var(--ink)}
.calc .outp{padding:32px;display:flex;flex-direction:column;justify-content:space-between;gap:26px;background:var(--soft)}
.field label,.field .lab{display:flex;justify-content:space-between;font-weight:700;font-size:17px;margin-bottom:10px}
.field label span,.field .lab span{font-weight:400;color:var(--muted)}
.field .row{display:flex;gap:12px;align-items:center}
.field input[type=range]{flex:1;accent-color:var(--red);min-width:0}
.field input[type=number],.field select{font:600 18px var(--f-body);padding:11px 12px;border:1.5px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);width:110px}
.field select{width:100%}
.presets{display:flex;flex-wrap:wrap;gap:8px}
.presets button,.seg button{font:500 16px var(--f-body);padding:10px 13px;border-radius:8px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer}
.presets button:hover,.seg button:hover{border-color:var(--ink)}
.seg{display:grid;gap:8px}
.seg button{text-align:left;padding:12px 14px}
.seg button[aria-pressed="true"]{border-color:var(--red);background:var(--tint);font-weight:700}
.seg.cols{grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}
.seg.cols button{text-align:center}
.readout{font:700 clamp(60px,9vw,96px)/1 var(--f-body);letter-spacing:-.02em}
.readout small{font-size:.32em;color:var(--muted);margin-left:6px;letter-spacing:0;font-weight:600}
.readout.small{font-size:clamp(32px,4.5vw,44px);letter-spacing:0}
.verdict{display:inline-flex;align-items:center;gap:8px;font:700 15px var(--f-body);padding:7px 12px;border-radius:6px;background:var(--tint);margin-top:14px}
.verdict i{width:9px;height:9px;border-radius:50%;background:var(--red)}
.verdict.mid{background:color-mix(in srgb,var(--amber) 18%,transparent)}
.verdict.mid i{background:var(--amber)}
.verdict.good{background:color-mix(in srgb,var(--green) 16%,transparent)}
.verdict.good i{background:var(--green)}
.bar{height:10px;border-radius:5px;background:var(--line);overflow:hidden;position:relative}
.bar span{position:absolute;inset:0 auto 0 0;background:var(--red);transition:width .2s}
.scale{display:flex;justify-content:space-between;font-size:14px;color:var(--muted);margin-top:6px}
.formula{font-size:15px;color:var(--muted);line-height:1.55}
.kv{display:grid;grid-template-columns:auto auto;justify-content:space-between;gap:10px 18px;font-size:17px;margin:0}
.kv dt{color:var(--muted)}
.kv dd{margin:0;font-weight:700;text-align:right}
@media (max-width:820px){.calc{grid-template-columns:1fr}.calc .in{border-right:0;border-bottom:2px solid var(--ink)}}

.cost-row{display:grid;grid-template-columns:24px minmax(0,1fr) auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);cursor:pointer;font-weight:400}
.cost-row input{width:20px;height:20px;accent-color:var(--red)}
.cost-row small{display:block;color:var(--muted);font-size:15px}
.cost-row .num{font-weight:700;white-space:nowrap}

.check-group{display:flex;flex-direction:column;margin-bottom:36px}
.check-group h3{font-family:var(--f-display);font-weight:400;font-size:34px;margin-bottom:8px}
.check{display:grid;grid-template-columns:28px minmax(0,1fr);gap:14px;padding:16px 0;border-bottom:1px solid var(--line);cursor:pointer}
.check input{width:22px;height:22px;accent-color:var(--green);margin-top:3px}
.check strong{display:block;font-weight:700}
.check span{color:var(--muted);font-size:16px}
.check .tag{font-size:12px;padding:3px 6px;margin-left:6px;vertical-align:2px}
.score{position:sticky;top:96px}

.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.filters button{font:600 16px var(--f-body);padding:10px 16px;border-radius:999px;border:1.5px solid var(--line);background:var(--panel);color:var(--ink);cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* build page sheet (kept for build pages) */
.sheet{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}


/* ---------- v5: contrast bands + structure ---------- */
.invert{--bg:var(--i-bg);--panel:var(--i-panel);--soft:var(--i-soft);--ink:var(--i-ink);--muted:var(--i-muted);--line:var(--i-line);--red:var(--i-red);--red-ink:var(--i-red-ink);--tint:var(--i-tint);--amber:var(--i-amber);--green:var(--i-green);
  background:var(--bg);color:var(--ink)}
.section.invert{border-top:0}
.section.invert + .section{border-top:0}
.answer.invert{border:0;border-left:6px solid var(--red)}
.answer.invert .eyebrow{color:var(--red)}
.prose h2.sec{display:flex;align-items:baseline;gap:16px;padding-top:32px;border-top:2px solid var(--ink);margin-top:40px}
.secno{font:700 18px/1 var(--f-body);color:var(--red-ink);background:var(--red);min-width:34px;height:34px;border-radius:50%;display:inline-grid;place-items:center;transform:translateY(-6px);flex:none}
.quick li{list-style:none;position:relative}
.quick ul{padding-left:30px}
.quick li::before{content:"";position:absolute;left:-28px;top:6px;width:16px;height:16px;border:2px solid var(--ink);border-radius:4px}

/* model hub */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{background:var(--soft);border-radius:999px;padding:7px 14px;font-weight:600;font-size:16px}
.spec-table th{width:34%}
.weak{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.weak div{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.weak h3{margin-bottom:6px}
.weak p{color:var(--muted);font-size:17px}
@media (max-width:760px){.weak{grid-template-columns:1fr}}
.stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.stage{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;gap:10px}
.stage .no{font-family:var(--f-display);font-size:22px;color:var(--red)}
.stage h3{font-family:var(--f-display);font-weight:400;font-size:34px;line-height:1}
.stage p{color:var(--muted);font-size:17px}
.stage ul{margin:0;padding-left:20px;display:grid;gap:4px;font-size:16px}
@media (max-width:860px){.stages{grid-template-columns:1fr}}
.engine-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.engine{display:flex;flex-direction:column;gap:8px;padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);text-decoration:none}
.engine h3{font-family:var(--f-display);font-weight:400;font-size:34px;line-height:1}
.engine p{color:var(--muted);font-size:16px}
.engine:hover{border-color:var(--red)}
.engine:hover h3{color:var(--red)}
.band-head{margin-bottom:32px}
.band-head h2{font-size:clamp(42px,5vw,58px)}
.band-head p{color:var(--muted);margin-top:10px;max-width:56ch}

/* downloads */
.dl-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;max-width:960px;margin:0 auto}
.dl{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:32px 28px;background:#ffffff;color:#1a1917;border:1px solid #dddad2;border-radius:var(--r);text-decoration:none;transition:transform .15s ease,box-shadow .15s ease}
.dl:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(0,0,0,.18)}
.dl-meta{font:600 13px/1 var(--f-body);letter-spacing:.06em;text-transform:uppercase;color:#7a756c}
.dl h3{font-family:var(--f-display);font-weight:400;font-size:34px;line-height:1;margin:4px 0 0;color:#1a1917}
.dl p{color:#5a564f;font-size:17px;margin:0;max-width:34ch}
.dl-btn{margin-top:auto;display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:8px;background:#1a1917;color:#ffffff;font:700 16px/1 var(--f-body)}
.dl:hover .dl-btn{background:#d42a1f}
.dl-grid + .dl-note{text-align:center}
@media (max-width:760px){.dl-grid{grid-template-columns:1fr}}
.ratio-table td,.ratio-table th{font-size:17px}

/* sources: one collapsed line */
details.srcs{border:0;border-top:1px solid var(--line);padding:16px 0 0;margin-top:32px}
details.srcs summary{font-weight:500;font-size:15px;color:var(--muted);justify-content:flex-start;gap:8px}
details.srcs summary::after{content:"+";font-size:18px;color:var(--muted);margin-left:auto}
details.srcs[open] summary::after{content:"–"}
details.srcs ul{margin-top:12px;font-size:15px;columns:2;column-gap:32px;padding-left:20px}
details.srcs li{break-inside:avoid;margin-bottom:6px}
@media (max-width:700px){details.srcs ul{columns:1}}

/* ---------- v6: calculators — bright panel, red result side, animated gauge ---------- */
.calc{--bg:#f5f4f0;--panel:#ffffff;--soft:#eeece7;--ink:#1a1917;--muted:#5a564f;--line:#e2dfd8;--red:#d42a1f;--red-ink:#fff;--tint:rgba(212,42,31,.08);
  color:var(--ink);background:var(--panel);border:0;border-radius:22px;overflow:hidden;color-scheme:light;
  box-shadow:0 1px 0 rgba(0,0,0,.04),0 24px 60px -12px rgba(212,42,31,.35),0 0 0 1px rgba(0,0,0,.05);
  animation:calcIn .6s cubic-bezier(.2,.8,.2,1) both}
@keyframes calcIn{from{transform:translateY(10px)}to{transform:none}}
.calc .in{border-right:0;background:var(--panel);gap:28px}
.calc .outp{position:relative;color:#fff;background:
  radial-gradient(120% 90% at 100% 0%,rgba(255,255,255,.22),transparent 55%),
  linear-gradient(150deg,#ff6a45 0%,#e5321f 45%,#b3160c 100%);overflow:hidden}
.calc .outp::after{content:"";position:absolute;inset:auto -30% -55% auto;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.14),transparent 65%);pointer-events:none;animation:glow 6s ease-in-out infinite alternate}
@keyframes glow{from{transform:translate(0,0)}to{transform:translate(-40px,-30px)}}
.calc .outp > *{position:relative;z-index:1}
.calc .outp .eyebrow,.calc .outp .muted,.calc .outp p,.calc .outp .formula,.calc .outp .kv dt{color:rgba(255,255,255,.86)}
.calc .outp .kv dd,.calc .outp strong{color:#fff}
.calc .outp .readout{color:#fff;text-shadow:0 2px 18px rgba(0,0,0,.18)}
.calc .outp .readout small{color:rgba(255,255,255,.75)}
.calc .outp .verdict,.calc .outp .verdict.mid,.calc .outp .verdict.good{background:rgba(255,255,255,.18);color:#fff;backdrop-filter:blur(4px)}
.calc .outp .verdict i{background:#fff}
.calc .outp .verdict.good i{background:#9dffbf}
.calc .outp .verdict.mid i{background:#ffd27a}
.calc .outp .bar{background:rgba(255,255,255,.25)}
.calc .outp .bar span{background:#fff}
.calc .outp .scale{color:rgba(255,255,255,.75)}
.calc .outp .textlink{color:#fff;text-decoration:underline}
.readout.pop{animation:pop .45s cubic-bezier(.2,1.6,.4,1)}
@keyframes pop{0%{transform:scale(.94);opacity:.6}100%{transform:none;opacity:1}}
.gauge{width:min(240px,100%);height:auto;display:block;margin:-6px 0 4px}
.gauge .needle{transform-origin:120px 122px;transition:transform .9s cubic-bezier(.25,1.35,.45,1)}
.gauge .arc-bg{stroke:rgba(255,255,255,.22)}
.gauge .arc-val{stroke:#fff;transition:stroke-dashoffset .9s cubic-bezier(.25,1.35,.45,1)}
.gauge .tick{stroke:rgba(255,255,255,.55)}
/* inputs */
.calc .field input[type=number],.calc .field select{background:var(--bg);border:1.5px solid var(--line);transition:border-color .15s,box-shadow .15s}
.calc .field input[type=number]:focus,.calc .field select:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 4px var(--tint)}
.calc .seg button,.calc .presets button{background:var(--bg);border-color:var(--line);transition:transform .12s,border-color .15s,background .15s,box-shadow .15s}
.calc .seg button:hover,.calc .presets button:hover{border-color:var(--ink)}
.calc .seg button:active,.calc .presets button:active{transform:scale(.97)}
.calc .seg button[aria-pressed="true"]{background:var(--red);border-color:var(--red);color:#fff;box-shadow:0 6px 16px -6px rgba(212,42,31,.6)}
.calc input[type=range]{-webkit-appearance:none;appearance:none;height:8px;border-radius:4px;background:linear-gradient(90deg,#ff6a45,#d42a1f);outline-offset:6px}
.calc input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:#fff;border:3px solid #d42a1f;box-shadow:0 2px 8px rgba(0,0,0,.25);cursor:pointer;transition:transform .12s}
.calc input[type=range]::-webkit-slider-thumb:active{transform:scale(1.15)}
.calc input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid #d42a1f;box-shadow:0 2px 8px rgba(0,0,0,.25);cursor:pointer}
.calc .cost-row input,.calc .check input{accent-color:#d42a1f}
@media (prefers-reduced-motion:reduce){.calc,.calc .outp::after,.readout.pop{animation:none}.gauge .needle,.gauge .arc-val{transition:none}}

/* ---------- v7: home calculator band, two-column guide list, footer ---------- */
.trows.cols2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:56px;border-top:0}
.trows.cols2 .trow{border-top:1px solid var(--line);border-bottom:0}
@media (max-width:820px){.trows.cols2{grid-template-columns:1fr}}
.calcgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.ctile{display:flex;flex-direction:column;gap:10px;padding:24px;border-radius:18px;text-decoration:none;min-width:0;
  background:var(--panel);border:1px solid var(--line);transition:transform .18s cubic-bezier(.2,.8,.2,1),box-shadow .18s,border-color .18s}
.ctile h3{font-family:var(--f-display);font-weight:400;font-size:34px;line-height:1}
.ctile p{color:var(--muted);font-size:16px}
.ctile-go{margin-top:auto;padding-top:6px;font-weight:700;color:var(--red)}
.ctile:hover{transform:translateY(-3px);border-color:var(--red);box-shadow:0 14px 30px -14px rgba(212,42,31,.45)}
.ctile.hero{grid-column:span 2;grid-row:span 2;color:#fff;border:0;padding:80px 32px 32px;justify-content:flex-end;min-height:280px;position:relative;overflow:hidden;
  background:radial-gradient(120% 90% at 100% 0%,rgba(255,255,255,.22),transparent 55%),linear-gradient(150deg,#ff6a45 0%,#e5321f 45%,#b3160c 100%);
  box-shadow:0 24px 50px -18px rgba(212,42,31,.6)}
.ctile.hero h3{font-size:clamp(44px,5vw,60px)}
.ctile.hero p{color:rgba(255,255,255,.88);font-size:18px;max-width:34ch}
.ctile.hero .ctile-go{color:#fff;font-size:18px}
.ctile.hero .ctile-k{position:absolute;top:24px;left:32px;font-weight:700;font-size:14px;background:rgba(255,255,255,.18);padding:6px 12px;border-radius:999px}
.ctile.hero::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;border:2px solid rgba(255,255,255,.18);
  box-shadow:inset 0 0 0 30px rgba(255,255,255,.05)}
.ctile.hero:hover{transform:translateY(-3px);box-shadow:0 30px 60px -18px rgba(212,42,31,.7)}
@media (max-width:980px){.calcgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.calcgrid{grid-template-columns:1fr}.ctile.hero{grid-column:auto;grid-row:auto;min-height:240px}}
.site-foot.invert{margin-top:0;border-top:0}
.site-foot.invert .legal{border-top-color:var(--line)}
@media (prefers-reduced-motion:reduce){.ctile{transition:none}}
.cta-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
@media (max-width:800px){.cta-actions{justify-content:flex-start}}

/* ---------- v8: Mein Roller, assistant, planner, setup DB ---------- */
.ride{position:relative}
.ride-btn{font:600 16px var(--f-body);color:var(--ink);background:var(--soft);border:1.5px solid var(--line);border-radius:8px;padding:9px 14px;cursor:pointer;white-space:nowrap}
.ride-btn:hover{border-color:var(--ink)}
.ride-menu{position:absolute;right:0;top:calc(100% + 8px);width:260px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 36px rgba(0,0,0,.18);padding:12px;display:flex;flex-direction:column;gap:4px;z-index:30}
.ride-menu[hidden]{display:none}
.ride-menu p{font-size:14px;color:var(--muted);margin:2px 4px 8px}
.ride-menu button{font:600 16px var(--f-body);text-align:left;padding:10px 12px;border-radius:8px;border:0;background:transparent;color:var(--ink);cursor:pointer}
.ride-menu button:hover{background:var(--tint);color:var(--red)}
.ride-menu .clr{font-weight:500;font-size:14px;color:var(--muted);border-top:1px solid var(--line);border-radius:0;margin-top:4px}
@media (max-width:900px){.ride{order:2}.ride-btn{padding:8px 10px;font-size:14px}}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.my-ride{margin-top:22px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;background:var(--soft);border-radius:12px;padding:14px 18px;max-width:660px}
.my-ride p{margin:0}
.my-ride-links{display:flex;gap:16px;flex-wrap:wrap}
.my-ride-links a{font-weight:700;color:var(--red);text-decoration:none}
.my-ride-links a:hover{text-decoration:underline}
.hub-actions{display:flex;gap:12px;flex-wrap:wrap}
.assist-cta{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;margin-bottom:48px;padding:24px 28px;border-radius:16px;text-decoration:none;color:#fff;
  background:radial-gradient(120% 90% at 100% 0%,rgba(255,255,255,.2),transparent 55%),linear-gradient(150deg,#ff6a45 0%,#e5321f 45%,#b3160c 100%);box-shadow:0 20px 44px -20px rgba(212,42,31,.6)}
.assist-cta strong{display:block;font-size:22px}
.assist-cta small{display:block;font-size:17px;color:rgba(255,255,255,.88);margin-top:4px}
.assist-cta .btn{background:#fff;color:#b3160c}
/* assistant */
.diag{max-width:820px;padding-bottom:28px}
.diag-path{list-style:none;padding:0;margin:0 0 16px;display:flex;flex-wrap:wrap;gap:6px}
.diag-path li{display:flex;align-items:center;gap:6px}
.diag-path li+li::before{content:"›";color:var(--muted)}
.diag-path button{font:500 15px var(--f-body);background:var(--soft);border:0;border-radius:999px;padding:6px 12px;color:var(--ink);cursor:pointer}
.diag-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:0 24px 60px -24px rgba(212,42,31,.35)}
.diag-card.in{animation:calcIn .35s cubic-bezier(.2,.8,.2,1)}
.diag-card h2{font-size:clamp(36px,5vw,52px)}
.diag-card > p{margin-top:12px;font-size:19px;color:var(--muted)}
.diag-hint{background:var(--soft);border-radius:10px;padding:12px 16px;font-size:17px!important;color:var(--ink)!important}
.diag-opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}
.diag-opts button{font:600 18px var(--f-body);text-align:left;padding:18px 20px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer;transition:transform .12s,border-color .15s,background .15s}
.diag-opts button:hover{border-color:var(--red);background:var(--tint)}
.diag-opts button:active{transform:scale(.98)}
.diag-back{margin-top:18px;font:600 16px var(--f-body);background:none;border:0;color:var(--muted);cursor:pointer;padding:0}
.diag-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
@media (max-width:640px){.diag-opts{grid-template-columns:1fr}.diag-card{padding:22px}}
/* planner output */
.plan-out{display:flex;flex-direction:column;gap:40px;padding-block:56px 80px;max-width:900px}
.plan-out h2{font-size:clamp(36px,4.4vw,46px);margin-bottom:16px}
/* setup db */
.band-h{font-size:clamp(34px,4vw,44px);margin-bottom:16px}
.empty{background:var(--panel);border:1.5px dashed var(--line);border-radius:16px;padding:32px;text-align:center}
.empty h3{font-family:var(--f-display);font-weight:400;font-size:34px}
.empty p{color:var(--muted);margin-top:8px}
.setup-form{display:flex;flex-direction:column;gap:18px;max-width:900px}
.fgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 20px}
.setup-form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:16px}
.setup-form input:not([type=checkbox]),.setup-form select,.setup-form textarea{font:500 17px var(--f-body);padding:12px 14px;border:1.5px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink)}
.setup-form input:focus,.setup-form select:focus,.setup-form textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 4px var(--tint)}
.setup-form .check-line{flex-direction:row;align-items:flex-start;gap:10px;font-weight:500}
.setup-form .check-line input{width:20px;height:20px;margin-top:2px;accent-color:var(--red);flex:none}
.setup-form .btn{align-self:flex-start}
.hp{position:absolute;left:-9999px}
@media (max-width:700px){.fgrid{grid-template-columns:1fr}}

/* ---------- v9: build configurator ---------- */
.cfg-top{display:grid;grid-template-columns:minmax(220px,320px) minmax(0,1fr);gap:24px;align-items:end;margin-bottom:28px}
.cfg-top .field select{width:100%;font:600 17px var(--f-body);padding:12px;border:1.5px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink)}
.cfg-top .seg button{background:var(--panel)}
.cfg-top .seg button[aria-pressed="true"]{background:var(--red);border-color:var(--red);color:#fff}
@media (max-width:760px){.cfg-top{grid-template-columns:1fr}}
.cfg{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start}
.cfg-sum{position:sticky;top:96px;display:block;border-radius:20px}
.cfg-sum .outp{padding:26px;gap:18px}
.cfg-sum .readout{font-size:clamp(44px,5vw,60px)}
.cfg-warn{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:15px}
.cfg-warn li{background:rgba(255,255,255,.16);border-radius:8px;padding:9px 12px;color:#fff}
.cfg-warn li::before{content:"! ";font-weight:700}
.cfg-jump{background:#fff!important;color:#b3160c!important;align-self:flex-start}
@media (max-width:980px){.cfg{grid-template-columns:1fr}.cfg-sum{position:sticky;top:auto;bottom:12px;order:-1}}
.cfg-group{margin-bottom:28px}
.cfg-group h2{font-size:clamp(32px,4vw,42px);margin-bottom:12px}
.cfg-cat{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:0;margin-bottom:10px;overflow:hidden;transition:border-color .15s}
.cfg-cat.on{border-color:var(--red);box-shadow:inset 4px 0 0 var(--red)}
.cfg-cat summary{padding:16px 20px;font-size:18px;align-items:center}
.cfg-cname{font-weight:700}
.cfg-cur{margin-left:auto;font-weight:600;font-size:15px;color:var(--muted);text-align:right;max-width:55%}
.cfg-cat.on .cfg-cur{color:var(--red)}
.cfg-cat summary::after{margin-left:14px}
.cfg-body{padding:0 20px 18px}
.cfg-why{color:var(--muted);font-size:16px;margin-bottom:12px}
.cfg-opts{display:grid;gap:8px}
.cfg-opt{display:grid;grid-template-columns:22px minmax(0,1fr);gap:12px;padding:14px;border:1.5px solid var(--line);border-radius:10px;cursor:pointer;transition:border-color .15s,background .15s}
.cfg-opt:hover{border-color:var(--ink)}
.cfg-opt input{width:18px;height:18px;margin-top:3px;accent-color:var(--red)}
.cfg-opt:has(input:checked){border-color:var(--red);background:var(--tint)}
.cfg-obox{display:flex;flex-direction:column;gap:4px;min-width:0}
.cfg-otop{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.cfg-price{font-weight:700;white-space:nowrap}
.cfg-desc{font-size:15px;color:var(--muted)}
.cfg-ex{font-size:14px;color:var(--muted);font-style:italic}
/* v10 Build-Planer: Scooter Attack products */
.cfg-item{display:grid;gap:0}
.cfg-item:has(.cfg-prods) .cfg-opt{border-bottom-left-radius:0;border-bottom-right-radius:0}
.cfg-prods{border:1.5px solid var(--red);border-top:0;border-radius:0 0 10px 10px;padding:6px 10px 10px;background:var(--panel);display:grid;gap:4px}
.cfg-prods-h{font-size:13px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin:6px 4px 4px}
.cfg-prod{display:grid;grid-template-columns:20px minmax(0,1fr) auto;grid-template-areas:"r n p" "r m m";gap:2px 10px;padding:10px;border-radius:8px;cursor:pointer;transition:background .15s}
.cfg-prod:hover{background:var(--tint)}
.cfg-prod:has(input:checked){background:var(--tint);box-shadow:inset 0 0 0 1.5px var(--red)}
.cfg-prod input{grid-area:r;width:16px;height:16px;margin-top:3px;accent-color:var(--red)}
.cfg-pname{grid-area:n;font-weight:600;font-size:15px;line-height:1.35}
.cfg-pprice{grid-area:p;font-weight:700;white-space:nowrap}
.cfg-pmeta{grid-area:m;display:flex;gap:12px;align-items:center;font-size:13px;flex-wrap:wrap}
.stock{display:inline-flex;align-items:center;gap:5px;font-weight:600}
.stock::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.stock.ok{color:#1f8a4c}.stock.mid{color:#b7791f}.stock.no{color:var(--muted)}
.btn-sm{padding:7px 12px;font-size:14px;min-height:0;white-space:nowrap}
.cfg-actions{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
@media (max-width:560px){.cfg-prod{grid-template-areas:"r n n" "r p m";grid-template-columns:20px auto 1fr}.cfg-pmeta{justify-content:flex-end}}
/* v11 Wartungsplan */
.wt-block{margin:32px 0 0}
.wt-block h2{margin:0 0 4px}
.wt-block>.muted{margin:0 0 12px;max-width:70ch}
.page-head.center{text-align:center;margin-left:auto;margin-right:auto;max-width:960px}.page-head.center .intro{margin-left:auto;margin-right:auto}
/* v12 hub cards + motion */
.hub-count{margin-top:10px;font:600 14px/1 var(--f-body);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.page-head.center ~ .chips{justify-content:center;max-width:960px;margin:0 auto 40px}
.chips a{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;background:var(--panel);border:1px solid var(--line);color:var(--ink);text-decoration:none;font:600 15px/1 var(--f-body);transition:border-color .2s,box-shadow .2s,transform .2s,color .2s}
.chips a small{font-size:12px;color:var(--muted);background:var(--soft);border-radius:999px;padding:3px 7px}
.chips a:hover{border-color:var(--red);color:var(--red);box-shadow:0 0 0 4px var(--tint),0 0 22px -4px rgba(212,42,31,.55);transform:translateY(-1px)}
.page-head.center ~ .assist-cta{max-width:1080px;margin-left:auto;margin-right:auto}
.hub2{max-width:1080px;margin:0 auto;padding-bottom:72px}
.hub-sec{margin-top:48px;scroll-margin-top:90px}
.hub-sec-head{display:flex;align-items:baseline;justify-content:center;gap:14px;margin-bottom:20px;text-align:center}
.hub-sec-head h2{margin:0}
.hub-sec-head span{font:600 13px/1 var(--f-body);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.tgrid{display:flex;flex-wrap:wrap;justify-content:center;gap:18px}
.tgrid > .tcard{flex:0 1 calc((100% - 36px)/3)}
.tcard{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:28px 22px 24px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);color:var(--ink);text-decoration:none;transition:transform .22s cubic-bezier(.2,.8,.2,1),border-color .22s,box-shadow .22s}
.tcard h3{font-family:var(--f-display);font-weight:400;font-size:28px;line-height:1.02;margin:2px 0 0}
.tcard p{margin:0;color:var(--muted);font-size:16px;line-height:1.5}
.tc-meta{display:flex;gap:8px;align-items:center;justify-content:center;flex-wrap:wrap}
.tc-pill{font:700 12px/1 var(--f-body);letter-spacing:.05em;text-transform:uppercase;padding:6px 10px;border-radius:999px;background:var(--soft);color:var(--ink)}
.tc-pill.good{background:rgba(47,125,79,.14);color:var(--green)}
.tc-pill.mid{background:rgba(168,109,20,.16);color:var(--amber)}
.tc-pill.hard{background:var(--tint);color:var(--red)}
.tc-time{font:600 13px/1 var(--f-body);color:var(--muted)}
.tc-btn{margin-top:auto;padding-top:8px;display:inline-flex;align-items:center;gap:6px;font:700 15px/1 var(--f-body);color:var(--ink);transition:color .2s,gap .2s}
.tcard:hover{transform:translateY(-4px);border-color:var(--red);box-shadow:0 0 0 1px var(--red),0 18px 40px -16px rgba(212,42,31,.6),0 0 34px -10px rgba(212,42,31,.55)}
.tcard:hover h3,.tcard:hover .tc-btn{color:var(--red)}
.tcard:hover .tc-btn{gap:10px}
@media (max-width:980px){.tgrid > .tcard{flex-basis:calc((100% - 18px)/2)}}
@media (max-width:620px){.tgrid > .tcard{flex-basis:100%}.hub-sec-head{flex-direction:column;gap:6px}}

/* site-wide glow + motion */
.btn,.dl-btn,.tc-btn,.chips a,.sym,.tile,.engine,.card,.ctile,.dl,.trow,.diag-opts button,.cfg-opt,.cfg-cat,.presets button,.seg button{transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,border-color .22s,background-color .22s,color .22s,filter .22s}
.btn:hover{transform:translateY(-1px);box-shadow:0 0 0 4px var(--tint),0 10px 26px -8px rgba(212,42,31,.7)}
.btn:active,.dl:active,.tcard:active,.sym:active,.tile:active{transform:translateY(0) scale(.985)}
.sym:hover,.engine:hover,.tile:hover,.card:hover{transform:translateY(-3px);border-color:var(--red);box-shadow:0 0 0 1px var(--red),0 16px 36px -16px rgba(212,42,31,.6),0 0 30px -12px rgba(212,42,31,.5)}
.dl:hover{transform:translateY(-4px);box-shadow:0 0 0 2px #d42a1f,0 20px 44px -16px rgba(212,42,31,.65),0 0 36px -8px rgba(212,42,31,.55)}
.diag-opts button:hover,.cfg-opt:hover,.presets button:hover,.seg button:hover{border-color:var(--red);box-shadow:0 0 18px -6px rgba(212,42,31,.55)}
.thumb{overflow:hidden}
.thumb img{transition:transform .5s cubic-bezier(.2,.8,.2,1),filter .3s}
a:hover .thumb img,.thumb:hover img{transform:scale(1.045)}
a:hover .thumb,.thumb:hover{box-shadow:0 0 0 2px var(--red),0 0 32px -6px rgba(212,42,31,.6)}
.textlink{background-image:linear-gradient(currentColor,currentColor);background-size:0 1.5px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .25s}
.textlink:hover{text-decoration:none;background-size:100% 1.5px}
.nav-links a{position:relative}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav-links a:hover::after{transform:scaleX(1)}
.search input:focus{box-shadow:0 0 0 4px var(--tint),0 0 28px -6px rgba(212,42,31,.55);border-color:var(--red)}
/* reveal on scroll (only when JS marks the page) */
.js-anim .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.8,.2,1)}
.js-anim .reveal.in{opacity:1;transform:none}
.js-anim .stagger > *{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s cubic-bezier(.2,.8,.2,1)}
.js-anim .stagger.in > *{opacity:1;transform:none}
@keyframes sw-pulse{0%,100%{box-shadow:0 0 0 0 rgba(212,42,31,.45)}50%{box-shadow:0 0 0 10px rgba(212,42,31,0)}}
.hero-actions .btn:first-child{animation:sw-pulse 2.6s ease-in-out 1.2s 3}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.js-anim .reveal,.js-anim .stagger > *{opacity:1!important;transform:none!important}}

/* v13 planner compact */
.cfg-change,.cfg-more{margin-top:8px;align-self:flex-start;background:none;border:1.5px dashed var(--line);border-radius:8px;padding:9px 14px;font:600 15px/1 var(--f-body);color:var(--ink);cursor:pointer;transition:border-color .2s,color .2s,box-shadow .2s}
.cfg-change:hover,.cfg-more:hover{border-color:var(--red);color:var(--red);box-shadow:0 0 16px -6px rgba(212,42,31,.55)}
.cfg-more{margin:6px 0 0 0;width:100%;text-align:center}
.cfg-cat.just-set{box-shadow:0 0 0 2px var(--red),0 0 30px -8px rgba(212,42,31,.6)}
.cfg-cat{transition:box-shadow .4s}
.cfg-change{justify-self:start}
.cost-n{display:block;font-size:13px;color:var(--muted);margin-top:2px}
.cost-row[hidden]{display:none}
.calc .field label.cost-row{display:grid;grid-template-columns:24px minmax(0,1fr) auto;justify-content:normal;gap:14px;margin:0}

/* mobile menu YouTube button */
.nav-yt{display:none}
@media (max-width:900px){
  .nav-links .nav-yt{display:block;padding:16px 0 18px;border-top:1px solid var(--line)}
  .nav-links a.yt-m{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:15px 18px;border:0;color:#fff;background:#d42a1f;border-radius:10px;font:700 17px/1 var(--f-body);box-shadow:0 0 0 4px rgba(212,42,31,.12),0 10px 26px -10px rgba(212,42,31,.8)}
  .nav-links a.yt-m svg{color:#fff}
  .nav-links a.yt-m::after{display:none}
}

/* v14 compact calculator pages */
.page-head.calc-head{padding-bottom:20px}
@media (max-width:820px){
  .page-head.calc-head{padding-top:4px;padding-bottom:14px}
  .page-head.calc-head h1{font-size:clamp(34px,10vw,48px);line-height:.95}
  .calc .in,.calc .outp{padding:20px 18px}
  .calc .field{margin-bottom:16px}
  .calc .readout{font-size:clamp(52px,16vw,72px)}
  .calc .gauge,.calc svg.gauge{max-width:150px}
  .cfg-top{gap:12px}
}
/* v15 mobile overflow fixes */
.article > *,.prose,.two > *,.calcgrid > *,.cfg > *{min-width:0}
.table-wrap{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
.prose img,.prose figure,.prose iframe,.yt-embed{max-width:100%}
.prose,.note,.answer{overflow-wrap:break-word;word-break:normal}
@media (max-width:620px){
  .table-wrap table{min-width:0;width:100%}
  .table-wrap th,.table-wrap td{padding:10px 10px;font-size:15px;line-height:1.45;hyphens:auto;-webkit-hyphens:auto}
}
h1,h2,h3{overflow-wrap:break-word;hyphens:auto;-webkit-hyphens:auto}
@media (max-width:420px){
  h1{font-size:clamp(32px,10.5vw,56px)}
  .hero-s h1{font-size:clamp(38px,12.5vw,72px)}
  .table-wrap td,.table-wrap th{white-space:normal}
}