/* SR Gebäudeservice — Weiß, Schwarz, Logo-Gold. Barlow lokal gehostet (DSGVO). */
@font-face{font-family:"Barlow";font-weight:400;font-display:swap;src:url(fonts/barlow-400.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-weight:500;font-display:swap;src:url(fonts/barlow-500.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-weight:600;font-display:swap;src:url(fonts/barlow-600.woff2) format("woff2")}
@font-face{font-family:"Barlow Semi Condensed";font-weight:600;font-display:swap;src:url(fonts/barlow-semi-condensed-600.woff2) format("woff2")}
@font-face{font-family:"Barlow Semi Condensed";font-weight:700;font-display:swap;src:url(fonts/barlow-semi-condensed-700.woff2) format("woff2")}

:root{
  color-scheme:light;
  --bg:#fff;
  --surface:#f3f3f1;
  --ink:#161616;
  --ink-2:#3a3a38;
  --muted:#5f5f5b;
  --line:#e2e2de;
  --gold:#ad8b47;      /* Logo-Gold: Flächen, Linien, Text auf Schwarz */
  --gold-ink:#7d6127;  /* Gold für Text auf Weiß (5.8:1) */
  --on-dark:#f4f4f1;
  --r-s:6px;
  --r-l:12px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --display:"Barlow Semi Condensed","Barlow",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{margin:0;font:400 1.125rem/1.6 "Barlow",system-ui,sans-serif;color:var(--ink);background:var(--bg)}
img,video,svg{display:block;max-width:100%}
img,video{height:auto}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.08;margin:0;text-wrap:balance}
h1{font-size:clamp(2.5rem,1.5rem + 3.8vw,4.1rem);letter-spacing:-.01em}
h2{font-size:clamp(2rem,1.5rem + 2vw,2.9rem)}
h3{font-size:1.65rem;font-weight:600}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:2px}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:16px;top:-60px;z-index:30;background:var(--ink);color:#fff;padding:10px 16px;border-radius:var(--r-s)}
.skip:focus{top:12px}

.wrap{max-width:1200px;margin:0 auto;padding:0 clamp(16px,4vw,32px)}
.section{padding:clamp(64px,9vw,112px) 0}
.tint{background:var(--surface)}
.section-head{max-width:42rem;margin-bottom:clamp(32px,5vw,56px)}
.section-head p{margin-top:16px;font-size:1.2rem;color:var(--muted)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border:2px solid transparent;border-radius:var(--r-s);font:600 1.1rem/1.2 "Barlow",sans-serif;text-align:center;text-decoration:none;cursor:pointer;transition:background-color .15s,border-color .15s,color .15s,transform .1s}
.btn svg{width:20px;height:20px;flex:none}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#383836}
.btn-secondary{border-color:var(--ink);color:var(--ink)}
.btn-secondary:hover{background:var(--ink);color:#fff}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:#c29f5b}
.btn-sm{min-height:44px;padding:0 18px;font-size:1rem}
.text-link{font-weight:600;color:var(--gold-ink);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px}
.text-link:hover{color:var(--ink)}

/* Header */
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand img{height:44px;width:auto}
.brand-name{font:700 1.2rem/1 var(--display);letter-spacing:.05em;text-transform:uppercase}
.nav{display:flex;gap:28px;list-style:none;margin:0 0 0 auto;padding:0}
.nav a{display:block;padding:8px 0;white-space:nowrap;border-bottom:2px solid transparent;color:var(--ink-2);font-weight:500;text-decoration:none;transition:border-color .15s,color .15s}
.nav a:hover{color:var(--ink);border-color:var(--gold)}

/* Hero */
.hero{padding:clamp(40px,6vw,80px) 0 clamp(64px,8vw,104px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(32px,6vw,80px);align-items:center}
.lede{margin-top:24px;max-width:34rem;font-size:1.3rem;color:var(--ink-2)}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero-media{position:relative;margin:0}
.hero-media img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 25%;border-radius:var(--r-l)}
.spark{position:absolute;top:-14px;right:-12px;width:44px;height:44px;color:var(--gold)}

/* Leistungen */
.services{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.service{display:flex;flex-direction:column;padding:clamp(24px,4vw,40px);background:var(--bg);border-radius:var(--r-l)}
.service > p{margin-top:12px;color:var(--muted)}
.stars{list-style:none;margin:28px 0 0;padding:0}
.stars li{position:relative;padding:12px 0 12px 30px;border-top:1px solid var(--line)}
.stars li:last-child{border-bottom:1px solid var(--line)}
.stars li::before{content:"";position:absolute;left:2px;top:50%;width:14px;height:14px;margin-top:-7px;background:var(--gold);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 0C12.6 6.5 17.5 11.4 24 12C17.5 12.6 12.6 17.5 12 24C11.4 17.5 6.5 12.6 0 12C6.5 11.4 11.4 6.5 12 0Z'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 0C12.6 6.5 17.5 11.4 24 12C17.5 12.6 12.6 17.5 12 24C11.4 17.5 6.5 12.6 0 12C6.5 11.4 11.4 6.5 12 0Z'/%3E%3C/svg%3E") center/contain no-repeat}
.service .more{margin-top:auto;padding-top:28px}

/* Vorher / Nachher — reiner CSS-Umschalter über Radio-Buttons */
.cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.case{margin:0}
.case-media{position:relative;aspect-ratio:3/4;overflow:hidden;border-radius:var(--r-l);background:var(--surface)}
.case-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .35s var(--ease)}
.case-media .after{opacity:0}
.case-media .sr-only{left:50%;bottom:24px} /* beim Fokus zum Schalter scrollen, nicht zur Bildecke */
.case-media .n:checked ~ .after{opacity:1}
.switch{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:grid;grid-template-columns:1fr 1fr;padding:4px;background:var(--ink);border-radius:var(--r-s)}
.switch::before{content:"";position:absolute;top:4px;bottom:4px;left:4px;width:calc(50% - 4px);background:#fff;border-radius:4px;transition:transform .3s var(--ease)}
.n:checked ~ .switch::before{transform:translateX(100%)}
.switch label{position:relative;display:grid;place-items:center;min-width:96px;min-height:40px;padding:0 12px;color:#fff;font-weight:600;cursor:pointer;transition:color .3s var(--ease)}
.v:checked ~ .switch .lv,.n:checked ~ .switch .ln{color:var(--ink)}
.v:focus-visible ~ .switch .lv,.n:focus-visible ~ .switch .ln{outline:3px solid var(--gold);outline-offset:2px;border-radius:4px}
.case figcaption{display:grid;gap:2px;margin-top:14px}
.case figcaption strong{font:600 1.3rem/1.2 var(--display)}
.case figcaption span{color:var(--muted)}

.film{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(32px,6vw,72px);align-items:center;margin-top:clamp(56px,8vw,96px);padding:clamp(20px,4vw,40px);background:var(--surface);border-radius:var(--r-l)}
.film video{width:min(320px,100%);height:auto;aspect-ratio:9/16;border-radius:var(--r-s);background:var(--ink)}
.film-copy p{margin-top:12px;max-width:32rem;color:var(--muted)}
.film-copy .btn{margin-top:28px}

/* Einsatzgebiet */
.area{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,80px);align-items:center}
.area-copy > p{margin-top:16px;color:var(--ink-2)}
.towns{columns:3;column-gap:24px;list-style:none;margin:12px 0 0;padding:0}
.towns li{padding:3px 0;break-inside:avoid}
.area-copy .note{margin-top:24px;color:var(--muted)}
.area-map{margin:0;padding:clamp(8px,2vw,24px);background:var(--bg);border-radius:var(--r-l)}
.map .zone{fill:rgba(173,139,71,.09);stroke:var(--gold);stroke-width:1.5}
.map .ring{fill:none;stroke:var(--gold);stroke-width:1;stroke-dasharray:4 6}
.map .ring-label{font:500 12px "Barlow",sans-serif;fill:var(--muted);text-anchor:middle}
.map .town circle{fill:var(--ink)}
.map .town text{font:500 13px "Barlow",sans-serif;fill:var(--ink-2);paint-order:stroke;stroke:#fff;stroke-width:3px;stroke-linejoin:round}
.map .home circle{fill:var(--gold);stroke:#fff;stroke-width:3}
.map .home text{font:700 15px var(--display);fill:var(--ink)}

/* Kontakt + Footer */
.dark{background:var(--ink);color:var(--on-dark)}
.contact-section{border-top:3px solid var(--gold)}
.contact{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:end}
.contact p{margin-top:16px;max-width:34rem;font-size:1.2rem;color:#c8c8c3}
.contact-actions{display:grid;gap:20px;justify-items:start}
.phone-big{display:block;color:#fff;font:700 clamp(2.2rem,1.5rem + 2.6vw,3.4rem)/1 var(--display);letter-spacing:.01em;white-space:nowrap;text-decoration:none;transition:color .15s}
.phone-big small{display:block;margin-bottom:10px;font:500 1rem/1.4 "Barlow",sans-serif;letter-spacing:0;color:var(--gold)}
.phone-big:hover{color:var(--gold)}
.site-footer{padding:40px 0 48px;background:var(--ink);color:#a9a9a4;border-top:1px solid rgba(255,255,255,.1)}
.foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.foot img{width:150px;height:auto}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 24px}
.foot a{color:#e9e9e5;text-decoration:none}
.foot a:hover{text-decoration:underline;text-underline-offset:4px}
.foot small{font-size:.95rem}

/* Rechtstexte */
.legal{max-width:44rem;min-height:70vh;padding-block:clamp(40px,6vw,80px) clamp(64px,8vw,104px)}
.legal h1{font-size:clamp(2.2rem,1.6rem + 2.4vw,3.2rem)}
.legal h2{margin-top:40px;font-size:1.6rem}
.legal p,.legal ul{margin-top:12px}
.legal li{margin-top:4px}
.todo{padding:0 4px;background:#f6ecd6;color:var(--ink);border-bottom:2px dashed var(--gold)}

.mobile-bar{display:none}

@media (max-width:1023px){.header-call{display:none}.nav{gap:20px}.nav a{font-size:1rem}}
@media (max-width:960px){
  .hero-grid,.area,.contact,.film{grid-template-columns:1fr}
  .film{justify-items:center}
  .hero-media{max-width:520px}
  .contact{align-items:start}
}
@media (max-width:760px){
  .nav,.header-call,.hero .actions{display:none} /* mobil übernimmt die feste Leiste unten */
  .bar{height:64px}
  .services,.cases{grid-template-columns:1fr}
  .film video{width:min(360px,100%)}
  .towns{columns:2}
  .mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:20;display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line)}
  .mobile-bar .btn{min-height:48px;padding:0 12px}
  body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}
  html{scroll-padding-bottom:88px}
}
@media (max-width:640px){
  .map .town text{font-size:19px}
  .map .home text{font-size:21px}
  .map .ring-label{font-size:16px}
  .map .minor{display:none}
}

/* Bewegung: ein Auftakt beim Laden (Abzieher-Wisch über das Foto, dann der Glanzstern),
   dazu sanftes Einblenden der Vorher/Nachher-Beispiele — nur wo der Browser Scroll-Animationen kann. */
@media (prefers-reduced-motion:no-preference){
  .hero-copy > *{animation:rise .7s var(--ease) both}
  .hero-copy > :nth-child(2){animation-delay:.08s}
  .hero-copy > :nth-child(3){animation-delay:.16s}
  .hero-media img{animation:wipe 1s var(--ease) .15s both}
  .spark{animation:spark .6s var(--ease) 1s both}
  @supports (animation-timeline:view()){
    .case,.film{animation:rise linear both;animation-timeline:view();animation-range:entry 0% entry 70%}
  }
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@keyframes rise{from{opacity:0;transform:translateY(18px)}}
@keyframes wipe{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0)}}
@keyframes spark{from{opacity:0;transform:scale(.3) rotate(-60deg)}}