/* kuf.digital – Stylesheet */
@font-face{font-family:"Bricolage";src:url(/assets/fonts/bricolage.woff2) format("woff2");font-weight:200 800;font-display:swap}
@font-face{font-family:"Public Sans";src:url(/assets/fonts/public-sans.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Public Sans";src:url(/assets/fonts/public-sans-italic.woff2) format("woff2");font-weight:100 900;font-style:italic;font-display:swap}

:root{
  --kalk:#eef1f2;      /* Hintergrund: Kalkstein */
  --schnee:#ffffff;    /* Flächen */
  --fels:#1e2a33;      /* Text */
  --schiefer:#556574;  /* Nebentext */
  --grat:#c9d1d6;      /* Linien */
  --gipfel:#e46f12;    /* Akzent */
  --gipfel-text:#a94f08;
  --nacht:#16181d;     /* Kontakt/Footer */
  --rock-1:#8d9aa5; --rock-2:#7a8894; --rock-3:#687784; --snow:#ffffff;
  --radius:6px;
  --wrap:1120px;
}
@media (prefers-color-scheme: dark){
  :root{
    --kalk:#16181d; --schnee:#1e2229; --fels:#e8ecef; --schiefer:#a3afb9; --grat:#2e343d;
    --gipfel-text:#f59a4c; --nacht:#0f1114;
    --rock-1:#3a434d; --rock-2:#323a43; --rock-3:#2a3139; --snow:#dfe5ea;
  }
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5rem}
body{margin:0;background:var(--kalk);color:var(--fels);font:400 1.0625rem/1.6 "Public Sans",system-ui,sans-serif;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--gipfel-text);text-underline-offset:.18em}
a:focus-visible,summary:focus-visible{outline:3px solid var(--gipfel);outline-offset:3px;border-radius:3px}
h1,h2,h3{font-family:"Bricolage",system-ui,sans-serif;line-height:1.1;margin:0;font-weight:700;letter-spacing:-.015em}
h1{font-size:clamp(2.3rem,5.4vw,4.1rem);font-weight:750;letter-spacing:-.03em;max-width:17ch}
h2{font-size:clamp(1.8rem,3.6vw,2.6rem);max-width:24ch}
h3{font-size:1.3rem;font-weight:650}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 max(20px,env(safe-area-inset-left))}
.narrow{max-width:780px}
.skip{position:absolute;left:-999px;top:0;background:var(--fels);color:var(--kalk);padding:.6rem 1rem;z-index:10}
.skip:focus{left:1rem;top:1rem}

/* Header */
.site-header{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--kalk) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--grat)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:4.25rem}
.brand{display:flex;align-items:center;gap:.6rem;color:var(--fels);text-decoration:none;font:700 1.25rem/1 "Bricolage",sans-serif;letter-spacing:-.02em}
.brand svg{width:34px;height:auto}
.nav{display:flex;gap:1.6rem;align-items:center}
.nav a{color:var(--fels);text-decoration:none;font-weight:500;font-size:.98rem}
.nav a:hover{color:var(--gipfel-text)}
.nav .nav-call{background:var(--fels);color:var(--kalk);padding:.55rem .95rem;border-radius:var(--radius);font-weight:600}
.nav .nav-call:hover{color:var(--kalk);background:var(--gipfel-text)}
@media (max-width:820px){.nav a:not(.nav-call){display:none}}

/* Hero */
.hero{position:relative;padding-top:clamp(2.8rem,6vw,4.5rem);overflow:hidden}
.hero-text{position:relative;z-index:1}
.lead{font-size:clamp(1.1rem,1.8vw,1.3rem);color:var(--schiefer);max-width:40ch;margin-top:1.4rem}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:2rem}
.btn{display:inline-flex;align-items:center;min-height:3.1rem;padding:0 1.35rem;border-radius:var(--radius);font-weight:650;text-decoration:none;font-size:1.02rem;transition:background-color .15s,color .15s,border-color .15s}
.btn-primary{background:var(--gipfel);color:#1b1206}
.btn-primary:hover{background:#cf600a}
.btn-quiet{border:1.5px solid var(--fels);color:var(--fels)}
.btn-quiet:hover{background:var(--fels);color:var(--kalk)}
.hint{margin-top:1rem;font-size:.95rem;color:var(--schiefer)}
.ridge{margin-top:clamp(1rem,3vw,1.5rem);line-height:0}
.ridge svg{width:max(100%,860px);height:auto;display:block;margin-left:min(0px,calc(50% - 430px))}
.ridge rect{fill:var(--rock-2)}
.ridge .r1{fill:var(--rock-1)} .ridge .r3{fill:var(--rock-3)}
.ridge .s{fill:var(--snow)} .ridge .g{fill:var(--gipfel)}
@media (prefers-reduced-motion:no-preference){
  .ridge rect{animation:rise .5s cubic-bezier(.2,.7,.3,1) both;animation-delay:var(--d)}
  @keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
  .ridge .g{animation:rise .5s cubic-bezier(.2,.7,.3,1) both,glow 2.4s ease-in-out 1.6s 2;animation-delay:var(--d),1.6s}
  @keyframes glow{50%{opacity:.35}}
}

/* Sections */
.section{padding:clamp(4rem,9vw,6.5rem) 0}
.section-alt{background:var(--schnee)}
.section-lead{color:var(--schiefer);max-width:56ch;margin-top:1rem;font-size:1.12rem}

.services{display:grid;grid-template-columns:repeat(2,1fr);gap:0 3.5rem;margin-top:3rem}
.service{border-top:2px solid var(--fels);padding:1.6rem 0 2.6rem}
.service p{margin-top:.8rem;max-width:52ch}
.service ul{list-style:none;padding:0;margin:1.1rem 0 0;color:var(--schiefer);font-size:.98rem}
.service li{padding:.3rem 0 .3rem 1.4rem;position:relative}
.service li::before{content:"";position:absolute;left:0;top:.78em;width:.55rem;height:.55rem;background:var(--gipfel)}
@media (max-width:760px){.services{grid-template-columns:1fr}}

.steps{list-style:none;padding:0;margin:3rem 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;counter-reset:step}
.steps li{counter-increment:step;position:relative;padding-top:3.4rem}
.steps li::before{content:counter(step);position:absolute;top:0;left:0;width:2.4rem;height:2.4rem;display:grid;place-items:center;background:var(--fels);color:var(--kalk);font:700 1.1rem/1 "Bricolage",sans-serif;border-radius:var(--radius)}
.steps li:not(:last-child)::after{content:"";position:absolute;top:1.2rem;left:3.2rem;right:-1.2rem;border-top:2px dotted var(--grat)}
.steps h3{font-size:1.15rem}
.steps p{margin-top:.5rem;color:var(--schiefer);font-size:.98rem}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}.steps li::after{display:none}}
@media (max-width:520px){.steps{grid-template-columns:1fr;gap:1.6rem}}

.about{display:grid;grid-template-columns:360px 1fr;gap:clamp(2rem,6vw,5rem);align-items:center}
.portrait img{border-radius:var(--radius);box-shadow:12px 12px 0 var(--grat)}
.about-text p{margin-top:1.1rem;max-width:54ch}
.about-text h2{max-width:18ch}
.signature{font:650 1.15rem/1.35 "Bricolage",sans-serif;margin-top:1.8rem!important}
.signature span{font:400 .95rem "Public Sans",sans-serif;color:var(--schiefer)}
@media (max-width:860px){.about{grid-template-columns:1fr}.portrait{max-width:340px}}

.refs{list-style:none;padding:0;margin:2.6rem 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:2.5rem}
.refs li{border-top:2px solid var(--fels);padding-top:1.2rem}
.refs a{font:700 1.4rem/1.2 "Bricolage",sans-serif;color:var(--fels);text-decoration-color:var(--gipfel);text-decoration-thickness:2px}
.refs a:hover{color:var(--gipfel-text)}
.refs p{margin-top:.6rem;color:var(--schiefer);font-size:.98rem}
@media (max-width:860px){.refs{grid-template-columns:1fr;gap:2rem}}

#faq h2{margin-bottom:2rem}
details{border-top:1px solid var(--grat)}
details:last-of-type{border-bottom:1px solid var(--grat)}
summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1.5rem;padding:1.2rem 0;font:650 1.15rem/1.35 "Bricolage",sans-serif}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-weight:400;font-size:1.5rem;line-height:1;color:var(--gipfel-text);transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 0 1.3rem;color:var(--schiefer);max-width:62ch}

/* Kontakt */
.contact{background:var(--nacht);color:#e8ecef;padding:clamp(4rem,9vw,6.5rem) 0}
.contact h2{color:#fff}
.contact-lead{color:#a9b4bd;margin-top:1rem;max-width:54ch;font-size:1.12rem}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2.6rem}
.contact-item{display:block;padding:1.4rem 1.5rem;border:1px solid #2e343d;border-radius:var(--radius);color:#fff;text-decoration:none}
a.contact-item:hover{border-color:var(--gipfel)}
.contact-item span{display:block;font-size:.9rem;color:#a9b4bd;margin-bottom:.4rem}
.contact-item strong{font:650 clamp(1.15rem,2vw,1.35rem)/1.3 "Bricolage",sans-serif;word-break:break-word}
.area{margin-top:2rem;color:#a9b4bd;font-size:.95rem;max-width:70ch}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}

/* Footer */
.site-footer{background:var(--nacht);color:#a9b4bd;border-top:1px solid #2e343d;padding:1.8rem 0 calc(1.8rem + env(safe-area-inset-bottom));font-size:.92rem}
.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem}
.site-footer a{color:#e8ecef;text-decoration:none;margin-left:1.4rem}
.site-footer a:first-child{margin-left:0}
.site-footer a:hover{color:var(--gipfel)}

/* Rechtstexte */
.legal{padding:clamp(3rem,7vw,5rem) 0 5rem}
.legal h1{font-size:clamp(2rem,5vw,3rem);max-width:none}
.legal h2{font-size:1.25rem;margin-top:2.2rem}
.legal p,.legal ul{margin-top:.7rem;max-width:68ch}
.legal .back{display:inline-block;margin-bottom:2rem;font-weight:600}


/* SEO-Leistungsseiten – abgestimmtes, responsives Layout */
.service-more{display:inline-flex;align-items:center;gap:.35rem;margin-top:1.2rem;font-weight:700;text-decoration-thickness:2px;text-underline-offset:.25em}
.service-more:hover{color:var(--fels)}
.detail-hero{padding:clamp(2rem,6vw,4rem) 0 clamp(3rem,6vw,5rem);background:var(--schnee);border-bottom:1px solid var(--grat)}
.crumbs{display:flex;flex-wrap:wrap;gap:.55rem;align-items:center;font-size:.92rem;color:var(--schiefer);margin-bottom:clamp(2rem,4vw,3.4rem)}
.crumbs a{color:var(--schiefer)}
.eyebrow{text-transform:uppercase;letter-spacing:.11em;font-size:.8rem;font-weight:700;color:var(--gipfel-text);margin-bottom:1rem}
.detail-hero h1{max-width:19ch;font-size:clamp(2.2rem,5vw,3.7rem)}
.detail-lead{max-width:68ch;font-size:clamp(1.1rem,1.8vw,1.25rem);color:var(--schiefer);margin-top:1.4rem}
.detail-main{padding:clamp(3rem,7vw,5rem) 0}
.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(2rem,6vw,5rem);align-items:start}
.detail-content{min-width:0}
.detail-section{margin-top:3rem}
.detail-first{margin-top:0}
.detail-section h2{font-size:clamp(1.65rem,3vw,2.15rem);max-width:30ch}
.detail-section p{margin-top:1.15rem;max-width:72ch}
.detail-list{padding:0;list-style:none;margin:1.4rem 0 0}
.detail-list li{position:relative;padding:.65rem 0 .65rem 1.5rem;border-bottom:1px solid var(--grat)}
.detail-list li::before{content:"";position:absolute;left:0;top:1.23rem;width:.55rem;height:.55rem;background:var(--gipfel)}
.detail-aside{min-width:0}
.detail-panel{background:var(--schnee);border:1px solid var(--grat);padding:1.4rem;margin-bottom:1rem;border-radius:10px}
.detail-panel h2{font-size:1.32rem;line-height:1.3;max-width:none;overflow-wrap:break-word}
.detail-panel ul{margin:1rem 0 1.15rem;padding-left:1.25rem;color:var(--schiefer)}
.detail-panel li{margin:.55rem 0}
.detail-panel:not(.related-panel)>a{display:inline-flex;align-items:center;margin-top:.3rem;color:var(--gipfel-text);font-size:.97rem;font-weight:700;line-height:1.45;text-underline-offset:.24em}
.related-panel{display:flex;flex-direction:column;gap:.65rem}
.related-panel h2{margin-bottom:.3rem}
.related-panel>a{display:flex;justify-content:space-between;align-items:center;gap:1rem;min-width:0;min-height:3.25rem;padding:.78rem .9rem;background:var(--kalk);border:1px solid var(--grat);border-radius:7px;text-decoration:none;color:var(--fels);font-size:.98rem;font-weight:650;line-height:1.35;overflow-wrap:anywhere;transition:border-color .2s,background-color .2s}
.related-panel>a span{flex:none;color:var(--gipfel-text);font-size:1.2rem;line-height:1}
.related-panel>a:hover{border-color:var(--gipfel);background:var(--schnee)}
.detail-faq{padding:clamp(3rem,7vw,5rem) 0}
.detail-faq h2{max-width:27ch}
.faq-list{margin-top:2rem}
.btn-outline-light{border:1px solid #a9b4bd;color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--nacht)}
.site-footer .footer-links{display:block;padding-bottom:1.2rem}
.footer-services{display:flex;flex-wrap:wrap;gap:.6rem 1.3rem}
.footer-services a{color:#e8ecef;text-decoration:none;font-size:.9rem}
.footer-services a:hover{text-decoration:underline;color:var(--gipfel)}
@media (max-width:860px){
  .detail-grid{grid-template-columns:1fr}
  .detail-aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
  .detail-panel{margin-bottom:0}
}
@media (max-width:620px){
  .detail-aside{grid-template-columns:1fr;gap:1rem}
  .detail-panel{padding:1.3rem}
  .detail-main{padding:3rem 0 2.5rem}
  .detail-faq{padding:3.25rem 0 3.75rem}
  .detail-section{margin-top:2.6rem}
  .detail-first{margin-top:0}
  .related-panel>a{min-height:3.3rem}
  .detail-hero{padding-bottom:3rem}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}