/* ===== Reset ===== */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0}
body{overflow-x:hidden}
img,video{max-width:100%;height:auto;display:block}
ul{list-style:none;margin:0;padding:0}
a{text-decoration:none;color:inherit}
button{font:inherit;cursor:pointer}

/* ===== Grundwerte ===== */
:root{
  --ink:#181b1e;
  --ink-2:#2b2f33;
  --paper:#ffffff;
  --muted:#5a6068;
  --accent:#ff5a1f;
  --accent-dark:#c8410a;
  --accent-darker:#a8360a;
  --line:#181b1e;
  --radius:4px;
}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::as{transition-duration:.01ms !important; animation-duration:.01ms !important;}
}

body{
  font-family:"Barlow", Arial, sans-serif;
  font-size:17px;
  line-height:1.6;
  color:var(--ink);
  background:var(--paper);
}

h1,h2,h3,h4{
  font-family:"Oswald", Arial, sans-serif;
  text-transform:uppercase;
  letter-spacing:.02em;
  line-height:1.15;
  color:var(--ink);
  margin:0 0 .5em;
}

h1{font-size:clamp(2.2rem, 5.5vw, 3.8rem)}
h2{font-size:clamp(1.6rem, 3.6vw, 2.4rem)}

p{margin:0 0 1em}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}

:focus{outline:none}
:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:2px;
}

/* ===== Kopfbereich ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--ink);
  border-bottom:2px solid var(--line);
}

.header-inner{
  max-width:1180px;
  margin:0 auto;
  padding:14px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}

.brand-logo{
  width:40px;
  height:40px;
  flex:0 0 auto;
}

.brand-name{
  font-family:"Oswald", Arial, sans-serif;
  color:#fff;
  font-size:1.25rem;
  text-transform:uppercase;
  letter-spacing:.04em;
  white-space:nowrap;
}

/* Navigation (Desktop) */
.main-nav{
  display:flex;
}

.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
}

.nav-links a{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 16px;
  color:#fff;
  font-family:"Oswald", Arial, sans-serif;
  text-transform:uppercase;
  letter-spacing:.03em;
  font-size:.92rem;
  border-radius:var(--radius);
  transition:background .12s ease, color .12s ease;
}

.nav-links a:hover{
  background:rgba(255,255,255,.1);
}

.nav-links a.nav-cta{
  background:var(--accent-dark);
  color:#fff;
  font-weight:600;
}

.nav-links a.nav-cta:hover{
  background:var(--accent-darker);
}

/* Burger-Knopf */
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  width:44px;
  height:44px;
  background:transparent;
  border:2px solid #fff;
  border-radius:var(--radius);
  padding:0;
}

.nav-toggle span{
  display:block;
  width:22px;
  height:2px;
  background:#fff;
}

/* ===== Mobile Navigation ===== */
@media (max-width:900px){
  .nav-toggle{display:flex}

  .main-nav{
    position:fixed;
    inset:0 0 0 auto;
    top:0;
    height:100vh;
    width:min(320px, 82vw);
    background:var(--ink);
    border-left:2px solid var(--line);
    transform:translateX(100%);
    transition:transform .18s ease;
    padding:96px 24px 24px;
    z-index:99;
  }

  body.nav-open .main-nav{
    transform:translateX(0);
  }

  .nav-links{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
  }

  .nav-links a{
    width:100%;
    padding:12px 16px;
  }

  body.nav-open{
    overflow:hidden;
  }
}

/* ===== Hero (Kopfbereich mit Bild und Balken) ===== */
.hero{position:relative; color:#fff; min-height:78vh; display:flex; align-items:flex-end; background:#0d0f11 url("/demo/testprojekt/uploads/ki-bild.png") center/cover no-repeat;}
.hero h1, .hero h2, .hero p { color: inherit; }

.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(13,15,17,.05) 0%, rgba(13,15,17,.35) 45%, rgba(13,15,17,.92) 100%);
  pointer-events:none;
}

.hero-bar{
  position:relative;
  z-index:1;
  width:100%;
  background:rgba(13,15,17,.72);
  border-top:2px solid var(--accent);
}

.hero-bar-inner{
  max-width:1180px;
  margin:0 auto;
  padding:clamp(28px,4vw,48px) 24px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.hero-text{
  min-width:0;
  max-width:720px;
}

.hero-text h1{
  margin-bottom:.3em;
}

.hero-text p{
  font-size:clamp(1rem, 2vw, 1.15rem);
  color:#e7e8ea;
  margin-bottom:0;
}

.hero-cta{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 28px;
  background:var(--accent-dark);
  color:#fff;
  font-family:"Oswald", Arial, sans-serif;
  text-transform:uppercase;
  letter-spacing:.03em;
  font-size:.95rem;
  font-weight:600;
  border-radius:var(--radius);
  border:2px solid var(--accent-dark);
  transition:background .12s ease, color .12s ease;
}

.hero-cta:hover{
  background:transparent;
  color:#fff;
  border-color:var(--accent);
}

@media (max-width:640px){
  .hero{min-height:88vh}
  .hero-bar-inner{
    flex-direction:column;
    align-items:flex-start;
  }
  .hero-cta{
    width:100%;
    justify-content:center;
  }
}

/* ===== Leistungen ===== */
.services{
  background:var(--paper);
  padding:clamp(48px, 6vw, 88px) 0;
}

.services-head{
  max-width:680px;
  margin:0 0 clamp(24px,4vw,40px);
}

.services-head p{
  color:var(--muted);
  font-size:1.05rem;
}

.services-grid{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:24px;
}

.service-card{
  min-width:0;
  background:var(--paper);
  border:2px solid var(--line);
  border-radius:var(--radius);
  padding:28px 24px;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.service-number{
  font-family:"Oswald", Arial, sans-serif;
  font-size:2.4rem;
  font-weight:700;
  color:var(--accent-dark);
  line-height:1;
}

.service-card h3{
  font-size:1.15rem;
  margin:0;
}

.service-card p{
  color:var(--muted);
  margin:0;
  font-size:.98rem;
}

@media (max-width:900px){
  .services-grid{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
}

@media (max-width:640px){
  .services-grid{
    grid-template-columns:1fr;
  }
}

/* ===== Über uns ===== */
.about{
  background:var(--ink);
  color:#fff;
  padding:clamp(48px, 6vw, 88px) 0;
  border-top:2px solid var(--line);
  border-bottom:2px solid var(--line);
}

.about h2, .about p { color: inherit; }

.about-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(24px,5vw,56px);
  align-items:center;
}

.about-text{
  min-width:0;
}

.about-text p{
  color:#d7d9dc;
  font-size:1.05rem;
  max-width:52ch;
}

.about-text p:last-child{
  margin-bottom:0;
}

.about-media{
  min-width:0;
  border:2px solid var(--accent);
  border-radius:var(--radius);
  overflow:hidden;
}

.about-media img{
  width:100%;
  cursor:zoom-in;
}

@media (max-width:900px){
  .about-grid{
    grid-template-columns:1fr;
  }
  .about-media{
    order:-1;
  }
}

/* ===== Kontakt ===== */
.contact{
  background:var(--paper);
  padding:clamp(48px, 6vw, 88px) 0;
}

.contact-inner{
  display:flex;
  flex-direction:column;
  gap:clamp(24px,4vw,40px);
}

.contact-head{
  max-width:680px;
}

.contact-head p{
  color:var(--muted);
  font-size:1.05rem;
  margin-bottom:0;
}

.contact-head a{
  color:var(--accent-dark);
  text-decoration:underline;
}

.contact-links{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:20px;
}

.contact-link{
  min-width:0;
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:24px 28px;
  background:var(--ink);
  color:#fff;
  border:2px solid var(--line);
  border-radius:var(--radius);
  transition:background .12s ease;
}

.contact-link:hover{
  background:var(--accent-dark);
  border-color:var(--accent-dark);
}

.contact-label{
  font-family:"Oswald", Arial, sans-serif;
  text-transform:uppercase;
  letter-spacing:.04em;
  font-size:.85rem;
  color:var(--accent);
}

.contact-link:hover .contact-label{
  color:#fff;
}

.contact-value{
  font-size:1.15rem;
  font-weight:600;
  word-break:break-word;
}

.contact-value mark{
  background:#fff;
  color:var(--ink);
  padding:2px 6px;
  border-radius:var(--radius);
  font-weight:600;
}

@media (max-width:640px){
  .contact-links{
    grid-template-columns:1fr;
  }
}

/* ===== Kontaktformular ===== */
.contact-form-section{
  background:var(--paper);
  padding:clamp(48px, 6vw, 88px) 0;
}

.contact-form-grid{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:clamp(24px, 5vw, 56px);
  align-items:start;
}

.contact-form-wrap{
  min-width:0;
}

.contact-form{
  display:flex;
  flex-direction:column;
  gap:20px;
}

.form-group{
  min-width:0;
  display:flex;
  flex-direction:column;
  gap:8px;
}

.form-group label{
  font-family:"Oswald", Arial, sans-serif;
  text-transform:uppercase;
  letter-spacing:.03em;
  font-size:.9rem;
  color:var(--ink);
}

.form-group input,
.form-group textarea{
  width:100%;
  min-height:44px;
  padding:12px 14px;
  font-family:"Barlow", Arial, sans-serif;
  font-size:1rem;
  color:var(--ink);
  background:var(--paper);
  border:2px solid var(--line);
  border-radius:var(--radius);
}

.form-group textarea{
  min-height:160px;
  resize:vertical;
}

.form-group input:focus-visible,
.form-group textarea:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:2px;
}

.form-honeypot{
  position:absolute;
  width:1px;
  height:1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
}

.form-submit{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 32px;
  background:var(--accent-dark);
  color:#fff;
  font-family:"Oswald", Arial, sans-serif;
  text-transform:uppercase;
  letter-spacing:.03em;
  font-size:.95rem;
  font-weight:600;
  border:2px solid var(--accent-dark);
  border-radius:var(--radius);
  transition:background .12s ease, color .12s ease;
}

.form-submit:hover{
  background:transparent;
  color:var(--ink);
  border-color:var(--accent-dark);
}

.form-alert{
  padding:16px 20px;
  border-radius:var(--radius);
  border:2px solid var(--line);
  font-weight:600;
}

.form-alert-success{
  background:#eaf6ec;
  color:#1c4d24;
  border-color:#1c4d24;
}

.form-alert-error{
  background:#fdeceb;
  color:#7a1f14;
  border-color:#7a1f14;
}

.contact-links-form{
  grid-template-columns:1fr;
  align-content:start;
}

@media (max-width:900px){
  .contact-form-grid{
    grid-template-columns:1fr;
  }
  .contact-links-form{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
}

@media (max-width:640px){
  .contact-links-form{
    grid-template-columns:1fr;
  }
  .form-submit{
    width:100%;
    justify-content:center;
  }
}

/* ===== Fußzeile ===== */
.site-footer{
  background:var(--ink);
  color:#e7e8ea;
  border-top:2px solid var(--line);
}

.footer-inner{
  padding:clamp(40px, 5vw, 64px) 24px clamp(24px, 4vw, 40px);
  display:grid;
  grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) minmax(0,1fr);
  gap:clamp(24px, 4vw, 48px);
}

.footer-brand{
  min-width:0;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.footer-brand .brand-name{
  color:#fff;
}

.footer-brand p{
  color:#b7bbc0;
  margin:0;
  font-size:.95rem;
}

.footer-col{
  min-width:0;
}

.footer-col h2{
  color:#fff;
  font-size:1rem;
  margin:0 0 14px;
}

.footer-list{
  display:flex;
  flex-direction:column;
  gap:10px;
}

.footer-list li{
  color:#d7d9dc;
  font-size:.95rem;
  word-break:break-word;
}

.footer-list a{
  color:#d7d9dc;
  transition:color .12s ease;
}

.footer-list a:hover{
  color:var(--accent);
}

.footer-list mark{
  background:#fff;
  color:var(--ink);
  padding:1px 6px;
  border-radius:var(--radius);
  font-weight:600;
  font-size:.85rem;
}

.footer-bottom{
  border-top:2px solid rgba(255,255,255,.12);
}

.footer-bottom .container{
  padding:16px 24px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:8px;
}

.footer-bottom p{
  margin:0;
  color:#9ba0a6;
  font-size:.85rem;
}

.bw-consent-open{
  color:#9ba0a6;
  font-size:.85rem;
  text-decoration:underline;
}

.bw-consent-open:hover{
  color:var(--accent);
}

@media (max-width:640px){
  .footer-inner{
    grid-template-columns:1fr;
  }
}

/* ===== Flacher Seitenkopf für Unterseiten ===== */
.page-head{
  background:var(--ink);
  color:#fff;
  padding:clamp(40px, 5vw, 64px) 0;
  border-bottom:2px solid var(--accent);
}

.page-head h1, .page-head p{
  color:inherit;
}

.page-head .container{
  max-width:820px;
}

.page-head p{
  color:#d7d9dc;
  font-size:1.05rem;
  margin-bottom:0;
  max-width:60ch;
}

/* ===== Rechtstexte (Impressum, Datenschutz) ===== */
.legal{
  padding:clamp(48px, 6vw, 88px) 0;
  background:var(--paper);
}

.legal .container{
  max-width:820px;
}

.legal h2{
  font-size:1.3rem;
  margin-top:1.6em;
}

.legal h2:first-of-type{
  margin-top:0;
}

.legal p{
  color:var(--ink-2);
}

.legal address{
  font-style:normal;
  color:var(--ink-2);
  margin:0 0 1em;
}

.legal mark{
  background:var(--accent);
  color:var(--ink);
  padding:1px 6px;
  border-radius:var(--radius);
  font-weight:600;
}

/* ===== Lightbox ===== */
img.lightbox{
  cursor:zoom-in;
}

.lightbox-overlay{
  position:fixed;
  inset:0;
  z-index:1000;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  background:rgba(13,15,17,.92);
  opacity:0;
  pointer-events:none;
  transition:opacity .12s ease;
}

.lightbox-overlay.is-open{
  opacity:1;
  pointer-events:auto;
}

.lightbox-figure{
  position:relative;
  max-width:min(1100px, 92vw);
  max-height:88vh;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.lightbox-figure img{
  max-width:100%;
  max-height:76vh;
  width:auto;
  margin:0 auto;
  border:2px solid #fff;
  border-radius:var(--radius);
}

.lightbox-caption{
  color:#e7e8ea;
  font-size:.95rem;
  text-align:center;
  margin:0;
}

.lightbox-close{
  position:absolute;
  top:-44px;
  right:-8px;
  width:44px;
  height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--ink);
  color:#fff;
  border:2px solid #fff;
  border-radius:var(--radius);
  font-size:1.3rem;
  line-height:1;
}

.lightbox-close:hover{
  background:var(--accent-dark);
}

@media (max-width:640px){
  .lightbox-close{
    top:-52px;
    right:0;
  }
}