/* Klempner Berlin – Layout: dunkles Hotline-Band oben, darunter ruhige Inhaltsspalte; Kupfer nur für Anrufen */
:root{
  --bg:#f1f4f5; --surface:#ffffff; --ink:#122631; --muted:#4d606a; --line:#d4dce0;
  --band:#0f3142; --band-ink:#eaf2f5; --band-muted:#a9c1cc; --band-line:#24495b;
  --copper:#b4561f; --copper-hover:#9a4617; --copper-ink:#ffffff; --copper-soft:#f6e6dc;
  --ok:#2f7d5b;
  --f-display:"Avenir Next Condensed","Roboto Condensed","Arial Narrow","Helvetica Neue",Arial,sans-serif;
  --f-body:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --f-mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --r:6px; --wrap:1120px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0c171d; --surface:#122129; --ink:#e4edf0; --muted:#9db0b9; --line:#24363f;
  --band:#09222f; --band-ink:#eaf2f5; --band-muted:#94afbb; --band-line:#1f4253;
  --copper:#d06a2e; --copper-hover:#e07a3d; --copper-ink:#ffffff; --copper-soft:#3a2418; --ok:#5cb38a; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0c171d; --surface:#122129; --ink:#e4edf0; --muted:#9db0b9; --line:#24363f;
  --band:#09222f; --band-ink:#eaf2f5; --band-muted:#94afbb; --band-line:#1f4253;
  --copper:#d06a2e; --copper-hover:#e07a3d; --copper-ink:#ffffff; --copper-soft:#3a2418; --ok:#5cb38a; color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--f-body);padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))}
@media(min-width:900px){body{padding-bottom:0}}
img{max-width:100%}
a{color:inherit;text-underline-offset:3px}
a:focus-visible,button:focus-visible{outline:3px solid var(--copper);outline-offset:2px;border-radius: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))}
h1,h2,h3{font-family:var(--f-display);font-stretch:condensed;line-height:1.08;text-wrap:balance;margin:0;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5.4vw,3.6rem);font-weight:700}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:700}
h3{font-size:1.25rem;font-weight:700}
p{margin:0}
.lead{font-size:1.15rem;max-width:62ch}
.label{font:600 .75rem/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;z-index:99;background:var(--surface);padding:8px 12px}

/* Kopf */
.top{background:var(--band);color:var(--band-muted);font-size:.85rem}
.top .wrap{display:flex;gap:18px;flex-wrap:wrap;padding-block:6px}
.top b{color:var(--band-ink);font-weight:600}
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:var(--surface);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;gap:20px;padding-block:10px}
.logo{display:flex;min-width:0;align-items:center;gap:10px;text-decoration:none;font:700 1.35rem/1 var(--f-display);font-stretch:condensed;white-space:nowrap}
.logo svg{flex:none}
.logo small{display:block;font:500 .7rem/1.2 var(--f-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-stretch:normal}
nav.main{display:none;gap:4px;margin-left:auto}
nav.main a{text-decoration:none;padding:8px 10px;border-radius:var(--r);font-weight:500;color:var(--muted)}
nav.main a:hover,nav.main a[aria-current]{color:var(--ink);background:var(--bg)}
.call{display:inline-flex;align-items:center;gap:10px;background:var(--copper);color:var(--copper-ink);text-decoration:none;border-radius:var(--r);padding:10px 16px;font-weight:700;white-space:nowrap}
.call:hover{background:var(--copper-hover)}
.call .num{font-variant-numeric:tabular-nums;letter-spacing:0;white-space:nowrap}
header.site .wrap{gap:12px}
.logo>span{min-width:0;overflow:hidden;text-overflow:ellipsis}
header.site .call{margin-left:auto;flex:none;padding:8px 12px;font-size:.95rem}
@media(min-width:900px){nav.main{display:flex}header.site .call{margin-left:12px}}
@media(max-width:600px){.logo small{display:none}.logo{font-size:1.15rem}header.site .call .txt{display:none}header.site .call{padding:8px 10px}}
@media(max-width:360px){.logo>span{display:none}}

/* Hotline-Band */
.hero{background:var(--band);color:var(--band-ink)}
.hero .wrap{padding-block:40px 48px;display:grid;gap:32px}
@media(min-width:900px){.hero .wrap{grid-template-columns:1.35fr 1fr;align-items:end;padding-block:64px 64px}}
.hero .lead{color:var(--band-muted);margin-top:16px}
.crumbs{font-size:.85rem;color:var(--band-muted);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--band-muted)}
.crumbs span[aria-hidden]{opacity:.6}
.hotline{border:1px solid var(--band-line);border-radius:var(--r);padding:22px;display:grid;gap:14px;background:rgba(255,255,255,.03)}
.hotline .label{color:var(--band-muted)}
.hotline .big{font:700 clamp(2.1rem,7vw,2.9rem)/1 var(--f-display);font-stretch:condensed;font-variant-numeric:tabular-nums;color:var(--band-ink);text-decoration:none;letter-spacing:0;white-space:nowrap}
.hotline .call{justify-content:center;font-size:1.05rem;padding:14px}
.hotline ul{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:.92rem;color:var(--band-muted)}
.hotline li::before{content:"✓";color:var(--copper);font-weight:700;margin-right:8px}

/* Abschnitte */
section.blk{padding-block:56px}
section.blk+section.blk{border-top:1px solid var(--line)}
.head{display:grid;gap:10px;margin-bottom:28px;max-width:70ch}
.cols{display:grid;gap:32px}
@media(min-width:860px){.cols{grid-template-columns:1fr 1fr}.cols.wide{grid-template-columns:1.4fr 1fr}}
.cols>*{min-width:0}
.prose{display:grid;gap:14px;max-width:66ch}
.prose p{color:var(--ink)}

/* Leistungskarten */
.svc{display:grid;gap:16px}
@media(min-width:760px){.svc{grid-template-columns:repeat(3,1fr)}}
.svc a{display:grid;gap:10px;align-content:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;text-decoration:none}
.svc a:hover{border-color:var(--copper)}
.svc .go{color:var(--copper);font-weight:600;margin-top:4px}
.svc p{color:var(--muted)}

/* Ablauf: als Leitung gezeichnet */
.flow{list-style:none;margin:0;padding:0;display:grid;gap:0;counter-reset:s}
.flow li{position:relative;padding:0 0 26px 52px;counter-increment:s}
.flow li::before{content:counter(s);position:absolute;left:0;top:0;width:34px;height:34px;border-radius:50%;background:var(--surface);border:3px solid var(--copper);display:grid;place-items:center;font:700 .95rem/1 var(--f-mono);color:var(--copper)}
.flow li::after{content:"";position:absolute;left:15px;top:36px;bottom:2px;width:4px;background:var(--copper);opacity:.35;border-radius:2px}
.flow li:last-child{padding-bottom:0}.flow li:last-child::after{display:none}
.flow b{display:block;font-size:1.05rem}
.flow span{color:var(--muted)}
.free{display:inline-block;background:var(--copper-soft);color:var(--ink);border-radius:999px;padding:2px 10px;font-size:.8rem;font-weight:600;margin-left:6px;vertical-align:2px}

/* Checkliste Sofortmaßnahmen */
.check{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;gap:16px}
.check ol{margin:0;padding:0;list-style:none;display:grid;gap:14px}
.check li{display:grid;grid-template-columns:28px 1fr;gap:12px}
.check li i{font-style:normal;width:28px;height:28px;border-radius:4px;background:var(--band);color:var(--band-ink);display:grid;place-items:center;font:700 .85rem/1 var(--f-mono)}
.check li b{display:block}
.check li span{color:var(--muted);font-size:.95rem}
.warn{border-left:4px solid var(--copper);padding:12px 14px;background:var(--copper-soft);border-radius:0 var(--r) var(--r) 0;font-size:.95rem}

.ticks{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.ticks li{padding-left:26px;position:relative}
.ticks li::before{content:"";position:absolute;left:2px;top:.55em;width:12px;height:12px;border:3px solid var(--copper);border-radius:50%}

/* Bezirke */
.grid-bz{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.grid-bz a{display:flex;justify-content:space-between;gap:10px;align-items:baseline;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;text-decoration:none;font-weight:600}
.grid-bz a small{font:500 .75rem/1 var(--f-mono);color:var(--muted);white-space:nowrap}
.grid-bz a:hover{border-color:var(--copper)}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.chips li{border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:.9rem;background:var(--surface)}

/* DN-Tabelle */
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line)}
tr:last-child td{border-bottom:0}
th{font:600 .75rem/1.2 var(--f-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
td.dn{font-family:var(--f-mono);font-variant-numeric:tabular-nums;white-space:nowrap}

/* FAQ */
.faq{display:grid;gap:10px;max-width:820px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.faq summary{cursor:pointer;padding:16px 18px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:700 1.2rem/1 var(--f-mono);color:var(--copper)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 18px 18px;color:var(--muted)}

/* Abschluss-CTA */
.cta{background:var(--band);color:var(--band-ink)}
.cta .wrap{padding-block:44px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.cta p{color:var(--band-muted);max-width:52ch;margin-top:8px}
.cta .call{font-size:1.1rem;padding:14px 20px}

footer.site{padding-block:40px;font-size:.92rem;color:var(--muted)}
footer.site .wrap{display:grid;gap:28px}
@media(min-width:760px){footer.site .wrap{grid-template-columns:1.3fr 1fr 1fr 1fr}}
footer.site h3{font-size:1rem;color:var(--ink);margin-bottom:10px}
footer.site ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
footer.site a{text-decoration:none}footer.site a:hover{text-decoration:underline}
.legal{border-top:1px solid var(--line);padding-top:18px;grid-column:1/-1;display:flex;flex-wrap:wrap;gap:16px}

/* Mobile Anrufleiste – Rufnummer immer sichtbar */
.callbar{position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--band);border-top:1px solid var(--band-line);padding:10px max(16px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
.callbar .call{display:flex;justify-content:center;font-size:1.05rem;padding:13px}
@media(min-width:900px){.callbar{display:none}}
@media(prefers-reduced-motion:no-preference){.call{transition:background .15s}}
.hero .wrap>*{min-width:0}
h1{overflow-wrap:break-word;hyphens:manual}
@media(max-width:380px){h1{font-size:1.85rem}}