@font-face{font-family:"Lexend Exa";src:url("../fonts/lexend-exa-var.woff") format("woff");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url("../fonts/source-sans-3-var.woff") format("woff");font-weight:200 900;font-style:normal;font-display:swap}

/* Layout: weißer Grund, schmaler Kopf mit Logo + Navigation, Inhalt in einer ruhigen Lesespalte, dünne Versal-Headlines im Markenrot wie im Original. Bewusst nur helles Design (Markenauftritt, Logo auf Weiß). */
:root{
  --red:#A3123A;
  --red-dark:#7d0d2c;
  --ink:#1f1a1c;
  --muted:#5f5559;
  --line:#e8dfe2;
  --tint:#faf5f6;
  --bg:#ffffff;
  --review-bg:#fff4cc;
  --review-line:#e0b400;
  --font-display:"Lexend Exa","Century Gothic","Avenir Next",sans-serif;
  --font-body:"Source Sans 3","Segoe UI",Helvetica,Arial,sans-serif;
  --wrap:1120px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:17px;line-height:1.6;margin:0}
a{color:var(--red)}
a:hover{color:var(--red-dark)}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}

/* Header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:12px}
.brand{display:block;flex:0 0 auto}
.brand img{display:block;height:54px;width:auto}
.nav{display:flex;gap:4px;align-items:center;list-style:none;margin:0;padding:0}
.nav>li{position:relative}
.nav a,.nav button.sub-toggle{display:block;font-family:var(--font-display);font-weight:300;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);text-decoration:none;padding:10px 12px;background:none;border:0;cursor:pointer}
.nav a:hover,.nav a.active,.nav li.active>a{color:var(--red)}
.nav a.active,.nav li.active>a{box-shadow:inset 0 -2px 0 var(--red)}
.sub{list-style:none;margin:0;padding:6px 0;position:absolute;left:0;top:100%;background:var(--bg);border:1px solid var(--line);min-width:220px;display:none;box-shadow:0 8px 24px rgba(60,20,30,.08)}
.nav li:hover>.sub,.nav li:focus-within>.sub{display:block}
.sub a{padding:9px 16px;box-shadow:none!important}
.sub a.active{color:var(--red)}
.menu-btn{display:none;font-family:var(--font-display);font-size:12px;letter-spacing:.1em;text-transform:uppercase;background:none;border:1px solid var(--line);color:var(--ink);padding:9px 14px;cursor:pointer}
@media (max-width:960px){
  .brand img{height:44px}
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px max(16px,env(safe-area-inset-right,0px)) 16px max(16px,env(safe-area-inset-left,0px))}
  .nav.open{display:flex}
  .nav a{padding:12px 4px;border-bottom:1px solid var(--line)}
  .nav a.active,.nav li.active>a{box-shadow:none}
  .sub{display:block;position:static;border:0;box-shadow:none;padding:0 0 0 16px;min-width:0}
}

/* Typo */
h1,h2,h3{font-family:var(--font-display);font-weight:200;color:var(--red);text-transform:uppercase;letter-spacing:.04em;text-wrap:balance;line-height:1.15;margin:0}
h1{font-size:clamp(30px,5vw,54px)}
h2{font-size:clamp(20px,2.6vw,26px);font-weight:300;letter-spacing:.06em}
h3{font-size:15px;font-weight:400;letter-spacing:.1em}
.eyebrow{font-family:var(--font-display);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}
p{margin:0}
.prose{max-width:68ch;display:flex;flex-direction:column;gap:14px}
.lead{font-size:19px;color:var(--ink)}
.muted{color:var(--muted)}
strong{font-weight:700}

/* Seiten */
main{min-height:60vh}
.page{padding-block:48px 72px}
.page[hidden]{display:none}
.page-head{display:flex;flex-direction:column;gap:8px;margin-bottom:36px}
.stack{display:flex;flex-direction:column;gap:48px}
.section{display:flex;flex-direction:column;gap:16px}

/* Start */
.hero{text-align:center;padding-block:40px 32px;display:flex;flex-direction:column;align-items:center;gap:22px}
.hero h1{font-size:clamp(22px,3.6vw,40px);letter-spacing:.08em}
.hero .intro{font-size:18px}
.hero .types{font-weight:600;line-height:1.7;max-width:62ch}
.hero .types span{white-space:nowrap}
.hero .types span:not(:last-child)::after{content:" · ";color:var(--red);font-weight:400}
.locations{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding-bottom:24px}
@media (max-width:720px){.locations{grid-template-columns:1fr}}
.loc{display:flex;flex-direction:column;gap:14px;text-decoration:none;color:inherit}
.loc .loc-title{font-family:var(--font-display);font-weight:200;color:var(--red);font-size:clamp(26px,3.6vw,40px);letter-spacing:.06em;text-transform:uppercase}
.loc .photo{aspect-ratio:3/2;max-width:100%;overflow:hidden;background:var(--tint)}
.loc img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.loc:hover img{transform:scale(1.03)}
.loc .loc-meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:15px}
.loc .more{font-family:var(--font-display);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--red)}
.services{background:var(--tint);border-block:1px solid var(--line)}
.services .wrap{padding-block:48px;display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
@media (max-width:820px){.services .wrap{grid-template-columns:1fr}}
.service{display:flex;flex-direction:column;gap:10px}
.service p{color:var(--muted)}

/* Bausteine */
.notice{border:1px solid var(--red);padding:28px;display:flex;flex-direction:column;gap:14px}
.notice h2{font-size:clamp(24px,3.4vw,36px);font-weight:200}
.btn{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;background:var(--red);color:#fff;text-decoration:none;font-weight:700;font-size:15px;padding:11px 20px;border:0;cursor:pointer;font-family:var(--font-body)}
.btn:hover{background:var(--red-dark);color:#fff}
.btn.ghost{background:transparent;color:var(--red);border:1px solid var(--red)}
.btn.ghost:hover{background:var(--red);color:#fff}
.btn[aria-disabled="true"]{opacity:.45;pointer-events:none}
.ticks{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 28px;max-width:640px}
@media (max-width:520px){.ticks{grid-template-columns:1fr}}
.ticks li{padding-left:22px;position:relative}
.ticks li::before{content:"";position:absolute;left:0;top:.72em;width:10px;height:1px;background:var(--red)}
.split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:48px;align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.aside{background:var(--tint);border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;gap:12px}
.aside .big{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}

/* Prüfhinweise */
.review{background:var(--review-bg);border-left:3px solid var(--review-line);padding:10px 14px;font-size:14px;line-height:1.5;color:#4a3b00;max-width:68ch}
.review b{text-transform:uppercase;letter-spacing:.06em;font-size:12px;margin-right:6px}
.review,.review-toggle{display:none}
body.show-review .review{display:block}
body.show-review .review-toggle{display:inline-block}
body.show-review.hide-review .review{display:none}

/* Tabellen */
.table-wrap{overflow-x:auto;max-width:760px}
table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--font-display);font-weight:400;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
td.num{text-align:right;white-space:nowrap;font-weight:600}
.legal-ref{font-size:14px;color:var(--muted);max-width:68ch}

/* Energieskala */
.scale{display:flex;flex-direction:column;gap:4px;max-width:520px}
.scale .row{display:flex;align-items:center;gap:12px;font-size:14px;font-variant-numeric:tabular-nums}
.scale .bar{height:26px;display:flex;align-items:center;padding-left:10px;color:#fff;font-weight:700;clip-path:polygon(0 0,calc(100% - 12px) 0,100% 50%,calc(100% - 12px) 100%,0 100%)}
.scale .val{color:var(--muted)}
.faq{display:flex;flex-direction:column;gap:0;max-width:760px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:18px 36px 18px 0;position:relative;font-weight:600;font-size:18px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-family:var(--font-display);font-weight:200;font-size:28px;color:var(--red)}
.faq details[open] summary::after{content:"–"}
.faq .ans{padding:0 0 20px;display:flex;flex-direction:column;gap:12px;max-width:68ch}

/* Kontakt */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:48px}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
dl.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;margin:0}
dl.kv dt{color:var(--muted);font-size:15px}
dl.kv dd{margin:0;font-variant-numeric:tabular-nums}
form.contact{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 20px}
@media (max-width:560px){form.contact{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:14px;font-weight:600}
.field input,.field select,.field textarea{font:inherit;font-size:16px;padding:10px 12px;border:1px solid #cfc3c7;background:var(--bg);color:var(--ink);border-radius:0;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 2px rgba(163,18,58,.15)}
.field textarea{min-height:140px;resize:vertical}
.check{grid-column:1/-1;display:flex;gap:10px;align-items:flex-start;font-size:15px}
.check input{margin-top:5px;accent-color:var(--red)}
.req{color:var(--red)}
.form-status{grid-column:1/-1;font-size:15px}
.form-status.ok{background:var(--tint);border:1px solid var(--line);padding:12px 14px}
.form-status.err{color:var(--red);font-weight:600}

/* Rechtstexte */
.legal{display:flex;flex-direction:column;gap:28px;max-width:72ch}
.legal h2{font-size:20px}
.legal ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:4px}

/* Footer */
.site-footer{border-top:1px solid var(--red);background:var(--bg)}
.site-footer .wrap{padding-block:18px;display:flex;justify-content:space-between;align-items:center;gap:12px 24px;flex-wrap:wrap;font-size:15px}
.site-footer .who{color:var(--red)}
.site-footer .who b{font-weight:700}
.site-footer nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.site-footer nav a{text-decoration:none;text-transform:uppercase;font-size:13px;letter-spacing:.06em}
.review-toggle{font:inherit;font-size:13px;background:var(--review-bg);border:1px solid var(--review-line);color:#4a3b00;padding:5px 10px;cursor:pointer}

.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.field .err-msg{color:var(--red);font-size:14px}
.field.invalid input,.field.invalid textarea{border-color:var(--red)}
.btn[disabled]{opacity:.6;cursor:wait}