/* Sembach GmbH – statische Webseite */
@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/inter-v13-latin-regular.woff2) format("woff2")}
@font-face{font-family:Inter;font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/inter-v13-latin-500.woff2) format("woff2")}
@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/inter-v13-latin-600.woff2) format("woff2")}
@font-face{font-family:Inter;font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/inter-v13-latin-700.woff2) format("woff2")}

:root{
  --gelb:#d4c500;
  --gelb-dunkel:#b3a600;
  --dunkel:#212326;
  --text:#2b2d30;
  --grau:#6b6e73;
  --hell:#f2f3f5;
  --weiss:#fff;
  --rot:#c0150c;
  --radius:6px;
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;font-size:1rem;line-height:1.7;color:var(--text);background:var(--weiss)}
img{max-width:100%;height:auto;display:block}
a{color:var(--dunkel);text-decoration-color:var(--gelb);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:#000;text-decoration-color:var(--dunkel)}
h1,h2,h3,h4{font-weight:600;line-height:1.2;letter-spacing:-.01em;color:var(--dunkel);margin:0 0 .6em}
h1{font-size:clamp(2rem,5vw,3.4rem)}
h2{font-size:clamp(1.55rem,3.2vw,2.3rem)}
h3{font-size:1.3rem}
p{margin:0 0 1em}
ul{padding-left:1.2em}
:focus-visible{outline:3px solid var(--dunkel);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--gelb);color:var(--dunkel);padding:.6rem 1rem;z-index:100;font-weight:600}
.skip:focus{left:0}
.wrap{width:min(100% - 2rem,var(--max));margin-inline:auto}

/* Topbar + Header */
.topbar{background:var(--dunkel);color:#fff;font-size:.9rem}
.topbar .wrap{display:flex;justify-content:flex-end;gap:1.5rem;padding:.45rem 0;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none}
.topbar a:hover{color:var(--gelb)}
.site-header{position:sticky;top:0;z-index:50;background:var(--weiss);box-shadow:0 1px 0 rgba(0,0,0,.08)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 0}
.logo img{width:230px;height:auto}
.nav ul{display:flex;gap:.3rem;list-style:none;margin:0;padding:0}
.nav a{display:block;padding:.55rem .9rem;text-decoration:none;font-weight:500;border-radius:var(--radius);border-bottom:3px solid transparent;border-radius:0}
.nav a:hover{border-bottom-color:var(--gelb)}
.nav a[aria-current=page]{border-bottom-color:var(--gelb);font-weight:600}
.nav-toggle{display:none;background:none;border:2px solid var(--dunkel);border-radius:var(--radius);padding:.45rem .7rem;font:inherit;font-weight:600;cursor:pointer;color:var(--dunkel)}

/* Buttons */
.btn{display:inline-block;background:var(--gelb);color:var(--dunkel);font-weight:600;padding:.8rem 1.6rem;border-radius:var(--radius);text-decoration:none;border:0;cursor:pointer;font:inherit;font-weight:600;transition:background .15s}
.btn:hover{background:var(--gelb-dunkel);color:var(--dunkel)}
.btn-dark{background:var(--dunkel);color:#fff}
.btn-dark:hover{background:#000;color:#fff}

/* Hero */
.hero{position:relative;background:#e9eaec url(../img/hero.jpg) center/cover no-repeat;padding:clamp(3rem,9vw,7rem) 0}
.hero .wrap{display:grid;grid-template-columns:3fr 2fr;gap:2rem;align-items:center}
.hero h1{margin-bottom:.2em}
.hero .lead{font-size:clamp(1.15rem,2.4vw,1.6rem);color:var(--text);max-width:28ch;font-weight:500;border-left:6px solid var(--gelb);padding-left:1rem}
.kontaktbox{background:rgba(255,255,255,.88);padding:1.6rem;border-radius:var(--radius);border-top:6px solid var(--gelb);box-shadow:0 8px 28px rgba(0,0,0,.12)}
.kontaktbox h2{font-size:1.3rem;color:var(--rot);margin-bottom:.5em}
.kontaktbox p{margin:0 0 .5em;font-size:1.05rem}
.kontaktbox .tel{font-size:1.25rem;font-weight:600}

/* Sektionen */
.section{padding:clamp(3rem,7vw,5.5rem) 0}
.section.hell{background:var(--hell)}
.section-head{text-align:center;max-width:46rem;margin:0 auto 2.5rem}
.section-head .kicker,.kicker{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--grau);margin-bottom:.6rem}
.grid{display:grid;gap:1.5rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.features .feature{padding:2rem 1.6rem;border-radius:var(--radius);background:var(--weiss);box-shadow:0 2px 14px rgba(0,0,0,.07);border-top:5px solid var(--gelb)}
.features .feature:nth-child(2){background:#e4e5e8}
.features .feature:nth-child(3){background:var(--dunkel);color:#fff;border-top-color:var(--gelb)}
.features .feature:nth-child(3) h3{color:#fff}
.features h3{font-size:1.2rem}
.features p{margin:0}
.box{background:var(--weiss);padding:1.6rem;border-radius:var(--radius);box-shadow:0 2px 14px rgba(0,0,0,.07);border-left:5px solid var(--gelb)}
.box h3{margin-bottom:.4em}
.box p{margin:0}
.stack{display:grid;gap:1.2rem}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.split.top{align-items:start}
.photo{border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 22px rgba(0,0,0,.14)}
.photo img{width:100%}
.zitat{margin:1.5rem 0 0;padding:1.4rem 1.6rem;background:var(--dunkel);color:#fff;border-radius:var(--radius);border-left:6px solid var(--gelb)}
.zitat p{font-size:1.1rem;margin:0 0 .8em}
.zitat footer{font-size:.95rem;color:#d9dadc}
.zitat strong{color:var(--gelb)}

/* Kacheln */
.tiles{grid-template-columns:repeat(3,1fr)}
.tile{display:flex;flex-direction:column;justify-content:flex-end;min-height:130px;padding:1.4rem;background:var(--weiss);border-radius:var(--radius);text-decoration:none;color:var(--dunkel);box-shadow:0 2px 14px rgba(0,0,0,.07);border-bottom:5px solid var(--gelb);font-size:1.25rem;font-weight:600;line-height:1.25;transition:transform .15s,box-shadow .15s}
.tile:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(0,0,0,.14);color:#000}
.tile small{display:block;font-weight:500;font-size:1rem;color:var(--grau)}
.tile::before{content:"";display:block;width:34px;height:4px;background:var(--gelb);margin-bottom:.9rem}
.center{text-align:center;margin-top:2.2rem}

/* Seitenkopf Unterseiten */
.page-head{background:var(--dunkel);color:#fff;padding:clamp(2.2rem,5vw,3.6rem) 0;border-bottom:6px solid var(--gelb)}
.page-head h1{color:#fff;margin:0;font-size:clamp(1.8rem,4vw,2.8rem);text-transform:uppercase;letter-spacing:.02em}

/* Leistungen */
.leistung{padding:clamp(2.5rem,6vw,4.5rem) 0}
.leistung:nth-of-type(even){background:var(--hell)}
.leistung.rev .split>.photo{order:2}
.leistung h2{margin-bottom:.2em}
.leistung .sub{color:var(--grau);font-weight:500;margin-bottom:1rem}
.checklist{list-style:none;padding:0;margin:0}
.checklist li{position:relative;padding:.35rem 0 .35rem 1.9rem;border-bottom:1px solid rgba(0,0,0,.08)}
.checklist li::before{content:"";position:absolute;left:0;top:.85rem;width:.9rem;height:.5rem;border-left:3px solid var(--gelb-dunkel);border-bottom:3px solid var(--gelb-dunkel);transform:rotate(-45deg)}
.cta{position:relative;color:#fff;text-align:center;background:var(--dunkel) url(../img/abschluss.jpg) center/cover no-repeat;padding:clamp(3.5rem,8vw,6rem) 0}
.cta::before{content:"";position:absolute;inset:0;background:rgba(20,22,23,.72)}
.cta .wrap{position:relative}
.cta h2{color:#fff}
.cta p{font-size:1.15rem;max-width:40rem;margin-inline:auto}
.cta a:not(.btn){color:var(--gelb)}

/* Galerie */
.galerie{columns:3 260px;column-gap:1rem}
.galerie button{display:block;width:100%;margin:0 0 1rem;padding:0;border:0;background:none;cursor:zoom-in;break-inside:avoid;border-radius:var(--radius);overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.12)}
.galerie img{width:100%;transition:transform .25s}
.galerie button:hover img{transform:scale(1.03)}
dialog.lightbox{border:0;padding:0;background:transparent;max-width:96vw;max-height:96vh;overflow:visible}
dialog.lightbox::backdrop{background:rgba(0,0,0,.85)}
dialog.lightbox img{max-width:96vw;max-height:90vh;width:auto;height:auto;margin:auto;border-radius:var(--radius)}
dialog.lightbox form{position:absolute;top:-2.6rem;right:0}
dialog.lightbox button{background:var(--gelb);border:0;padding:.4rem .9rem;border-radius:var(--radius);font:inherit;font-weight:600;cursor:pointer}
.referenz{display:grid;grid-template-columns:auto 1fr;gap:1.5rem;align-items:center;background:var(--weiss);padding:1.6rem;border-radius:var(--radius);box-shadow:0 2px 14px rgba(0,0,0,.07);border-left:5px solid var(--gelb);margin-top:2rem}
.referenz img{width:120px}
.referenz h3{margin-bottom:.2em}
.referenz p{margin:0}
.fullimg{border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 22px rgba(0,0,0,.14)}

/* Kontakt */
.kontakt-banner{background:var(--dunkel) url(../img/kontakt-banner.jpg) center/cover no-repeat;color:#fff;padding:clamp(2.5rem,6vw,4rem) 0;text-align:center;border-bottom:6px solid var(--gelb)}
.kontakt-banner h1{color:#fff;margin:0;font-size:clamp(1.8rem,4vw,2.8rem)}
.infokarten{grid-template-columns:repeat(2,1fr)}
.karte{background:var(--weiss);padding:1.8rem;border-radius:var(--radius);box-shadow:0 2px 14px rgba(0,0,0,.08);border-top:5px solid var(--gelb)}
.karte h2{font-size:1.4rem}
.karte .gross{font-size:1.5rem;font-weight:600;margin:.4rem 0 0}
form.kontaktformular{display:grid;gap:1.1rem;max-width:44rem;margin:0 auto}
.feld{display:grid;gap:.35rem}
label{font-weight:600}
input[type=text],input[type=email],input[type=tel],textarea{width:100%;padding:.75rem .9rem;border:2px solid #c9cbcf;border-radius:var(--radius);font:inherit;color:var(--text);background:#fff}
input:focus,textarea:focus{border-color:var(--dunkel);outline:0;box-shadow:0 0 0 3px rgba(212,197,0,.45)}
textarea{min-height:160px;resize:vertical}
.zustimmung{display:flex;gap:.7rem;align-items:flex-start;font-size:.92rem;color:var(--grau)}
.zustimmung input{margin-top:.35rem;width:1.1rem;height:1.1rem;flex:none}
.zustimmung label{font-weight:400}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.hinweis{padding:1rem 1.2rem;border-radius:var(--radius);background:#fff8c9;border-left:5px solid var(--gelb);margin-bottom:1.5rem}
.hinweis.fehler{background:#fde4e2;border-left-color:var(--rot)}

/* Textseiten (Impressum, Datenschutz) */
.text-seite{padding:clamp(2.5rem,6vw,4.5rem) 0}
.text-seite .wrap{max-width:62rem}
.text-seite h2{font-size:1.5rem;margin-top:2em}
.text-seite h3{font-size:1.2rem;margin-top:1.6em}
.text-seite h2:first-child,.text-seite h3:first-child{margin-top:0}
.text-seite p,.text-seite li{overflow-wrap:anywhere}

/* Footer */
.site-footer{background:var(--dunkel);color:#d9dadc;padding:3.5rem 0 0;border-top:6px solid var(--gelb)}
.site-footer a{color:#fff;text-decoration-color:var(--gelb)}
.site-footer a:hover{color:var(--gelb)}
.site-footer h2{font-size:1.05rem;color:#fff;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.8em}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:2rem}
.footer-grid img{width:200px;background:#fff;padding:.6rem .8rem;border-radius:var(--radius);margin-bottom:1rem}
.footer-grid ul{list-style:none;margin:0;padding:0}
.footer-grid li{margin:.25rem 0}
.footer-grid address{font-style:normal}
.copy{margin-top:2.5rem;padding:1.1rem 0;border-top:1px solid rgba(255,255,255,.14);font-size:.88rem;color:#a9abb0}

/* Responsive */
@media (max-width:900px){
  .hero .wrap,.split,.footer-grid,.grid-2,.infokarten{grid-template-columns:1fr}
  .grid-3,.tiles{grid-template-columns:1fr 1fr}
  .leistung.rev .split>.photo{order:0}
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--weiss);box-shadow:0 10px 20px rgba(0,0,0,.12);padding:.5rem 1rem 1rem}
  .nav.open{display:block}
  .nav ul{flex-direction:column}
  .nav a{border-bottom:1px solid var(--hell)}
  .site-header .wrap{position:relative}
  .logo img{width:180px}
  .topbar .wrap{justify-content:center}
}
@media (max-width:600px){
  .grid-3,.tiles{grid-template-columns:1fr}
  .referenz{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.topbar,.site-header,.cta,.nav-toggle{display:none}}