:root{
  --graphite:#22282B; --graphite-soft:#3A4247;
  --green:#3F7D58; --green-dark:#2E5D42; --green-pale:#E4EDE3;
  --ocean:#1C5D7A; --ocean-dark:#154A63; --ocean-pale:#E2EEF2;
  --paper:#F4F5F0; --paper-2:#ECEEE7; --ink:#22282B; --line:#D8DBD1;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){ --paper:#F4F5F0; --ink:#22282B; } }
html{scroll-padding-top:78px;}
*{box-sizing:border-box;}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Work Sans',system-ui,sans-serif;line-height:1.55;}
h1,h2,h3,.display{font-family:'Fraunces',serif; letter-spacing:-0.01em;}
h1{font-size:clamp(2.1rem,5vw,3.4rem); font-weight:600; line-height:1.08;}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem); font-weight:600; line-height:1.15;}
h3{font-size:1.25rem; font-weight:600;}
p{max-width:62ch;}
a{color:inherit;}
.wrap{max-width:1140px; margin:0 auto; padding:0 24px;}
img{max-width:100%;}

/* Nav */
header.site{position:sticky; top:0; z-index:50; background:rgba(244,245,240,.94); backdrop-filter:blur(8px); border-bottom:1px solid var(--line); padding-top:env(safe-area-inset-top,0px);}
.nav-row{display:flex; align-items:center; justify-content:space-between; height:66px;}
.brand{display:flex; align-items:center; gap:10px; font-family:'Fraunces',serif; font-weight:600; font-size:1.05rem; text-decoration:none;}
.brand-mark{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--green),var(--ocean));flex:0 0 auto;}
nav.links{display:none; gap:24px; font-size:.9rem; font-weight:500;}
nav.links a{text-decoration:none; opacity:.78; padding:4px 0; border-bottom:2px solid transparent;}
nav.links a:hover{opacity:1; color:var(--green-dark);}
nav.links a.active{opacity:1; color:var(--green-dark); border-bottom-color:var(--green-dark); font-weight:600;}
.nav-cta{display:flex; align-items:center; gap:10px;}
.btn{display:inline-flex; align-items:center; gap:8px; padding:11px 20px; border-radius:8px; font-weight:600; font-size:.92rem; text-decoration:none; border:1px solid transparent; cursor:pointer;}
.btn-primary{background:var(--green); color:#fff;}
.btn-primary:hover{background:var(--green-dark);}
.btn-whatsapp{background:#fff; color:var(--ocean-dark); border-color:var(--ocean-dark);}
.btn-whatsapp:hover{background:var(--ocean-pale);}
.btn-outline{background:transparent; border-color:var(--line); color:var(--ink);}
.btn-sm{padding:9px 16px; font-size:.85rem;}
@media(min-width:940px){ nav.links{display:flex;} }
.menu-toggle{display:inline-flex; background:none; border:1px solid var(--line); border-radius:8px; padding:9px 12px; font-size:1rem;}
@media(min-width:940px){ .menu-toggle{display:none;} }
.mobile-panel{display:none; flex-direction:column; gap:14px; padding:18px 24px 22px; border-top:1px solid var(--line);}
.mobile-panel.open{display:flex;}
.mobile-panel a{text-decoration:none; font-weight:500;}
.mobile-panel a.active{color:var(--green-dark); font-weight:700;}

/* Hero */
.hero{padding:64px 0 56px; position:relative; overflow:hidden;}
.hero-grid{display:grid; gap:40px; align-items:center;}
@media(min-width:920px){ .hero-grid{grid-template-columns:1.15fr .85fr;} }
.eyebrow-badge{display:inline-flex; align-items:center; gap:8px; background:var(--green-pale); color:var(--green-dark); padding:7px 14px; border-radius:999px; font-size:.82rem; font-weight:600; margin-bottom:18px;}
.hero p.lead{font-size:1.12rem; color:var(--graphite-soft); margin:18px 0 26px;}
.hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin-bottom:26px;}
.contact-strip{display:flex; flex-wrap:wrap; gap:22px; font-size:.9rem; color:var(--graphite-soft); border-top:1px solid var(--line); padding-top:18px;}
.contact-strip a{text-decoration:none; font-weight:600; color:var(--ocean-dark);}
.hero-visual{position:relative; aspect-ratio:4/3.4; border-radius:18px; overflow:hidden; background:
  linear-gradient(160deg,var(--ocean) 0%, var(--ocean-dark) 55%, var(--graphite) 100%);}
.hero-visual .panel{position:absolute; inset:0; opacity:.9;}
.hero-visual .roofline{position:absolute; left:0; right:0; bottom:0; height:46%; background:var(--green-dark); clip-path:polygon(0 40%,50% 0,100% 40%,100% 100%,0 100%);}
.hero-visual .droplets{position:absolute; inset:0; background-image:radial-gradient(rgba(255,255,255,.18) 2px, transparent 2.5px); background-size:26px 26px;}
.hero-visual .tag{position:absolute; left:20px; bottom:20px; background:rgba(255,255,255,.94); color:var(--graphite); padding:10px 14px; border-radius:10px; font-size:.82rem; font-weight:600; max-width:220px;}

/* Highlights */
.highlights{padding:8px 0 64px;}
.hi-grid{display:grid; gap:18px;}
@media(min-width:760px){ .hi-grid{grid-template-columns:repeat(3,1fr);} }
.hi-card{background:#fff; border:1px solid var(--line); border-radius:14px; padding:26px 22px;}
.hi-card .ico{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;margin-bottom:14px;}
.hi-card:nth-child(1) .ico{background:var(--green-pale); color:var(--green-dark);}
.hi-card:nth-child(2) .ico{background:var(--ocean-pale); color:var(--ocean-dark);}
.hi-card:nth-child(3) .ico{background:#EDEAE0; color:var(--graphite);}
.hi-card h3{margin:0 0 8px;}
.hi-card p{margin:0; font-size:.94rem; color:var(--graphite-soft);}

/* Process */
.process{padding:0 0 70px;}
.process-grid{display:grid; gap:0; border-top:1px solid var(--line);}
.p-step{display:grid; grid-template-columns:64px 1fr; gap:18px; padding:26px 0; border-bottom:1px solid var(--line);}
.p-step .num{font-family:'Fraunces',serif; font-size:1.6rem; color:var(--green-dark); font-weight:600;}
.p-step p{margin:6px 0 0; color:var(--graphite-soft); font-size:.95rem;}

/* Service overview cards (home) */
.services-section{padding:0 0 70px;}
.services-grid{display:grid; gap:18px;}
@media(min-width:700px){ .services-grid{grid-template-columns:repeat(2,1fr);} }
@media(min-width:1020px){ .services-grid{grid-template-columns:repeat(3,1fr);} }
.service-card{background:#fff; border:1px solid var(--line); border-radius:14px; overflow:hidden; text-decoration:none; color:inherit; display:flex; flex-direction:column;}
.service-card .thumb{height:100px;}
.thumb-dach{background:linear-gradient(135deg,var(--green),var(--green-dark));}
.thumb-fassade{background:linear-gradient(135deg,var(--ocean),var(--ocean-dark));}
.thumb-pflaster{background:linear-gradient(135deg,#8B8873,#5B5A49);}
.thumb-pv{background:linear-gradient(135deg,var(--ocean-dark),#0F3446);}
.thumb-ueberdachungen{background:linear-gradient(135deg,#B9D2CD,#7FA39B);}
.thumb-einsatzgebiet{background:linear-gradient(135deg,var(--green-dark),var(--ocean-dark));}
.service-card .body{padding:18px 20px; flex:1; display:flex; flex-direction:column;}
.service-card h3{margin:0 0 8px; font-size:1.05rem;}
.service-card p{margin:0 0 14px; font-size:.88rem; color:var(--graphite-soft);}
.service-card .more{margin-top:auto; font-size:.85rem; font-weight:700; color:var(--green-dark);}

/* Section shell used for every subpage */
.service{padding:56px 0 70px;}
.service.alt{background:var(--paper-2);}
.back-link{display:inline-flex; align-items:center; gap:6px; font-size:.85rem; color:var(--ocean-dark); text-decoration:none; font-weight:600; margin-bottom:18px;}
.back-link:hover{text-decoration:underline;}
.service-head{max-width:720px; margin-bottom:34px;}
.service-tag{font-size:.82rem; font-weight:600; color:var(--ocean-dark); margin-bottom:10px; display:block;}
.service p.desc{color:var(--graphite-soft); font-size:1.02rem;}
.service-body{display:grid; gap:44px; margin-bottom:54px;}
@media(min-width:940px){ .service-body{grid-template-columns:1fr 1fr;} }
.argu-list{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:14px;}
.argu-list li{display:flex; gap:12px; align-items:flex-start; font-size:.96rem;}
.argu-list li::before{content:"";flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--green); margin-top:7px;}
.two-way{display:grid; gap:16px; margin-top:22px;}
@media(min-width:640px){ .two-way{grid-template-columns:1fr 1fr;} }
.way-card{border:1px solid var(--line); border-radius:12px; padding:18px 20px; background:#fff;}
.way-card h4{margin:0 0 8px; font-size:1rem; font-family:'Fraunces',serif; font-weight:600;}
.way-card p{margin:0; font-size:.9rem; color:var(--graphite-soft);}

/* Sub-blocks: Anzeichen / Ablauf / Leistungsumfang */
.sub-block{padding-top:46px; border-top:1px solid var(--line); margin-bottom:46px;}
.sub-block-head{max-width:680px; margin-bottom:24px;}
.sub-block-head .service-tag{margin-bottom:6px;}
.mini-steps{display:grid; gap:14px;}
@media(min-width:760px){ .mini-steps{grid-template-columns:repeat(3,1fr);} }
.mini-step{background:#fff; border:1px solid var(--line); border-radius:12px; padding:18px 18px;}
.mini-step .num{font-family:'Fraunces',serif; color:var(--green-dark); font-weight:600; font-size:1.1rem; margin-bottom:8px; display:block;}
.mini-step p{margin:0; font-size:.9rem; color:var(--graphite-soft);}
.two-col-list{display:grid; gap:24px;}
@media(min-width:760px){ .two-col-list{grid-template-columns:1fr 1fr;} }
.list-card{background:#fff; border:1px solid var(--line); border-radius:12px; padding:22px 22px;}
.list-card h4{margin:0 0 14px; font-family:'Fraunces',serif; font-size:1.05rem;}
.list-card.no h4{color:#8A4B3B;}
.list-card.yes h4{color:var(--green-dark);}

/* FAQ */
.faq-item{border-bottom:1px solid var(--line); padding:16px 0;}
.faq-item summary{cursor:pointer; font-weight:600; font-family:'Fraunces',serif; font-size:1rem; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+"; font-size:1.3rem; color:var(--green-dark); flex:0 0 auto;}
.faq-item[open] summary::after{content:"–";}
.faq-item p{margin:12px 0 0; color:var(--graphite-soft); font-size:.92rem; max-width:68ch;}
.faq-list{border-top:1px solid var(--line);}

/* Compare slider */
.compare-wrap{border-radius:16px; overflow:hidden; border:1px solid var(--line); background:#fff;}
.compare{position:relative; width:100%; aspect-ratio:4/3; overflow:hidden; user-select:none; touch-action:pan-y;}
.compare .layer{position:absolute; inset:0;}
.compare .lbl{position:absolute; top:14px; padding:5px 12px; border-radius:999px; font-size:.74rem; font-weight:700; letter-spacing:.02em; background:rgba(255,255,255,.92); color:var(--graphite);}
.compare .lbl.before{left:14px;}
.compare .lbl.after{right:14px;}
.compare .handle{position:absolute; top:0; bottom:0; width:3px; background:#fff; box-shadow:0 0 0 1px rgba(0,0,0,.08); transform:translateX(-50%); pointer-events:none;}
.compare .handle::after{content:"⇔"; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:38px; height:38px; border-radius:50%; background:#fff; color:var(--graphite); display:flex; align-items:center; justify-content:center; font-size:1rem; box-shadow:0 2px 8px rgba(0,0,0,.18);}
.compare input[type=range]{position:absolute; inset:0; width:100%; height:100%; margin:0; opacity:0; cursor:ew-resize;}
.compare-caption{padding:14px 18px; font-size:.85rem; color:var(--graphite-soft); border-top:1px solid var(--line);}

/* Simple image placeholder (replaces before/after slider) */
.img-placeholder{position:relative; aspect-ratio:4/4; border-radius:16px; overflow:hidden; border:1.5px dashed var(--line); background:var(--paper-2); display:flex; align-items:center; justify-content:center; background-size:cover; background-position:center;}
.img-placeholder-inner{display:flex; flex-direction:column; align-items:center; gap:10px; padding:20px; text-align:center;}
.img-placeholder-icon{font-size:2rem; opacity:.6;}
.img-placeholder-text{font-size:.85rem; color:var(--graphite-soft); max-width:220px;}
.img-placeholder.has-photo{border-style:solid; border-color:var(--line);}
.img-placeholder.has-photo .img-placeholder-inner{display:none;}

/* Radius map */
.radius-grid{display:grid; gap:36px; align-items:center;}
@media(min-width:940px){ .radius-grid{grid-template-columns:1fr 1fr;} }
.radius-map{width:100%; max-width:420px; margin:0 auto; display:block;}
.radius-map .ring{fill:none; stroke:var(--line); stroke-width:1;}
.radius-map .ring-main{stroke:var(--ocean); stroke-width:1.6; stroke-dasharray:5 5;}
.radius-map .ring-label{font-family:'Work Sans',sans-serif; font-size:9px; fill:var(--graphite-soft);}
.radius-map .center-dot{fill:var(--green);}
.radius-map .center-label{font-family:'Fraunces',serif; font-size:11px; font-weight:600; fill:var(--ink);}
.radius-map .city-dot{fill:var(--ocean-dark);}
.radius-map .city-label{font-family:'Work Sans',sans-serif; font-size:9.5px; fill:var(--graphite-soft); font-weight:500;}
.radius-map .city-label.far{fill:#9A9F92;}
.radius-note{font-size:.85rem; color:var(--graphite-soft); margin-top:12px;}
.city-chip-list{display:flex; flex-wrap:wrap; gap:9px; margin-top:6px;}
.city-chip{background:#fff; border:1px solid var(--line); border-radius:999px; padding:7px 14px; font-size:.86rem; font-weight:500;}

/* CTA band */
.cta-band{padding:60px 0; background:var(--graphite); color:#fff; text-align:center;}
.cta-band h2{color:#fff; margin:0 0 12px;}
.cta-band p{margin:0 auto 26px; color:#C9CDC6;}
.cta-band .hero-actions{justify-content:center;}
.cta-band-sm{padding:44px 0; background:var(--graphite); color:#fff; text-align:center; border-radius:16px; margin-top:10px;}
.cta-band-sm h3{color:#fff; margin:0 0 10px;}
.cta-band-sm p{margin:0 auto 20px; color:#C9CDC6; font-size:.92rem;}
.cta-band-sm .hero-actions{justify-content:center;}

/* Kontakt page */
.contact-grid{display:grid; gap:24px;}
@media(min-width:820px){ .contact-grid{grid-template-columns:1fr 1fr;} }
.contact-card{background:#fff; border:1px solid var(--line); border-radius:14px; padding:26px 24px;}
.contact-card h3{margin:0 0 16px;}
.contact-card .row{display:flex; gap:10px; align-items:flex-start; margin-bottom:14px; font-size:.94rem;}
.contact-card .row span.k{color:var(--graphite-soft); min-width:110px; flex:0 0 auto;}
.contact-card a{color:var(--ocean-dark); font-weight:600; text-decoration:none;}

/* Contact form */
.contact-form{max-width:640px; display:flex; flex-direction:column; gap:16px;}
.hp-field{position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;}
.form-row{display:flex; flex-direction:column; gap:6px;}
.form-row label{font-size:.88rem; font-weight:600; color:var(--graphite-soft);}
.form-row input[type=text], .form-row input[type=email], .form-row input[type=tel], .form-row select, .form-row textarea{
  font-family:inherit; font-size:.95rem; padding:11px 13px; border:1px solid var(--line); border-radius:8px; background:#fff; color:var(--ink); width:100%;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{outline:2px solid var(--green); outline-offset:1px;}
.form-row textarea{resize:vertical;}
.form-row-checkbox{flex-direction:row; align-items:flex-start; gap:10px;}
.form-row-checkbox input{margin-top:4px;}
.form-row-checkbox label{font-weight:400; font-size:.85rem;}
.contact-form .btn{align-self:flex-start;}
.form-notice{max-width:640px; padding:16px 18px; border-radius:10px; margin-bottom:20px; font-size:.92rem;}
.form-notice.success{background:var(--green-pale); color:var(--green-dark); border:1px solid #BFD9C3;}
.form-notice.error{background:#F6E4E0; color:#8A3F2E; border:1px solid #E7C1B6;}

/* Footer */
footer.site{background:var(--graphite); color:#C9CDC6; padding:48px 0 28px; border-top:1px solid rgba(255,255,255,.08);}
.foot-grid{display:grid; gap:32px;}
@media(min-width:760px){ .foot-grid{grid-template-columns:1.4fr 1fr 1fr;} }
footer.site h4{color:#fff; font-family:'Fraunces',serif; font-weight:600; margin:0 0 14px; font-size:1rem;}
footer.site a{color:#C9CDC6; text-decoration:none; font-size:.9rem;}
footer.site a:hover{color:#fff;}
.foot-list{display:flex; flex-direction:column; gap:9px;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1); margin-top:36px; padding-top:20px; display:flex; flex-wrap:wrap; gap:14px; justify-content:space-between; font-size:.8rem; color:#98A093;}

/* Legal */
.legal{padding:56px 0 70px;}
.legal h3{margin-top:30px;}
.legal p, .legal li{font-size:.94rem; color:var(--graphite-soft);}

/* Whatsapp floating button */
.wa-float{position:fixed; right:18px; bottom:calc(18px + env(safe-area-inset-bottom,0px)); z-index:60; background:#1C5D7A; color:#fff; width:56px; height:56px; border-radius:50%; display:flex; align-items:center; justify-content:center; text-decoration:none; box-shadow:0 6px 18px rgba(0,0,0,.25); font-size:1.4rem;}