/* SPARR – shared styles for secondary pages */
:root{
  --ink:#14171C;--muted:#5B616C;--line:#E6E8EB;--bg:#fff;--bg2:#F5F6F7;
  --acc:#F26522;--acc-dark:#E0451C;--acc-soft:#FDE7DA;--acc-ink:#B23A10;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,'Segoe UI',sans-serif;color:var(--ink);background:var(--bg);
  line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
::selection{background:var(--acc);color:#fff}
h1,h2,h3{letter-spacing:-.02em;font-weight:800;line-height:1.1;text-wrap:balance}
h1,h2,.lp-cta h3,.coming h2{font-family:'Anton',Impact,'Arial Narrow Bold',sans-serif;font-weight:400;text-transform:uppercase;letter-spacing:.015em;line-height:1.06}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--acc);outline-offset:2px;border-radius:6px}
.wrap{max-width:1080px;margin:0 auto;padding:0 28px}
.acc{color:var(--acc)}

/* content */
main{min-height:60vh}
.page-head{background:var(--bg2);border-bottom:1px solid var(--line);padding:128px 0 64px}
.page-head .over{font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;font-weight:700;color:var(--acc);margin-bottom:12px}
.page-head h1{font-size:clamp(2.3rem,4.6vw,3.6rem)}
.page-head p{color:var(--muted);margin-top:16px;max-width:60ch;font-size:1.08rem}
.section{padding:72px 0}
.section h2{font-size:clamp(1.6rem,3vw,2.4rem);margin:0 0 16px}
.section h3{font-size:1.15rem;margin:22px 0 6px}
.section p{color:#333;margin-bottom:12px;max-width:75ch}
.section a{color:var(--acc)}
.muted{color:var(--muted)}
.card{border:1px solid var(--line);border-radius:16px;padding:24px 26px;background:#fff;box-shadow:0 8px 26px rgba(20,23,28,.05)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media(max-width:720px){.grid2{grid-template-columns:1fr}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 24px;border-radius:999px;font-weight:700;font-size:15px;
  text-decoration:none;cursor:pointer;border:1.5px solid transparent;transition:transform .2s,box-shadow .3s}
.btn.primary{background:linear-gradient(120deg,var(--acc),var(--acc-dark));color:#fff;box-shadow:0 12px 28px rgba(242,101,34,.28)}
.btn.ghost{border-color:var(--line);color:var(--ink)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.98)}
.nav-phone .tel-ic,.m-phone .tel-ic{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.note{background:#FFF8F4;border:1px solid #FFD9C2;border-radius:10px;padding:14px 16px;font-size:.95rem;color:#7a3d1e;margin:16px 0}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr;gap:28px}}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-family:inherit;font-size:16px;background:#fff;transition:border-color .2s,box-shadow .2s;color:var(--ink)}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px var(--acc-soft)}
.field select{cursor:pointer;font-weight:600;border-color:var(--acc);background:var(--acc-soft);color:var(--acc-ink)}
.field input[type="file"]{padding:10px;background:var(--bg2);cursor:pointer;font-size:14px}
.field input[type="file"]::file-selector-button{border:0;border-radius:999px;padding:8px 16px;margin-right:12px;background:linear-gradient(120deg,var(--acc),var(--acc-dark));color:#fff;font-weight:700;font-family:inherit;font-size:13px;cursor:pointer}
.form-ok{background:var(--acc-soft);border:1px solid var(--acc);color:var(--acc-ink);border-radius:12px;padding:14px 16px;font-weight:600;font-size:.95rem;margin-bottom:16px}
.field textarea{min-height:130px;resize:vertical}
.info-row{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px}
.info-row .ic{width:38px;height:38px;flex:0 0 38px;border-radius:10px;background:var(--acc-soft);display:flex;align-items:center;justify-content:center}
.info-row .ic svg{width:18px;height:18px;stroke:var(--acc-ink);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.info-row b{display:block}
.info-row span{color:var(--muted);font-size:.95rem}

/* referenzen */
.ref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.ref-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.ref-grid{grid-template-columns:1fr}}
.ref{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.ref .img{aspect-ratio:4/3;background-size:cover;background-position:center;background-color:var(--bg2);transition:transform .6s cubic-bezier(.22,1,.36,1)}
.ref:hover .img{transform:scale(1.045)}
.ref .body{padding:18px 20px}
.ref .tag{display:inline-block;background:var(--acc-soft);color:var(--acc-ink);font-weight:700;font-size:.74rem;padding:4px 11px;border-radius:999px;margin-bottom:8px}
.ref h3{font-size:1.1rem;margin:0 0 6px}
.ref p{color:var(--muted);font-size:.92rem}

/* footer */
.sfooter{background:#0c0e11;color:#cfd2d6;padding:56px 0 36px;margin-top:40px}
.sfooter .grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
@media(max-width:820px){.sfooter .grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.sfooter .grid{grid-template-columns:1fr}}
.sfooter h5{color:#fff;font-size:14px;margin-bottom:14px}
.sfooter a,.sfooter p{display:block;font-size:14px;color:#9aa0a8;margin-bottom:8px;text-decoration:none;line-height:1.5}
.sfooter a:hover{color:#fff}
.sfooter .logo{color:#fff;font-weight:900;font-size:20px;margin-bottom:12px}
.sfooter .logo b{color:var(--acc)}
.sfooter .copy{margin-top:36px;padding-top:20px;border-top:1px solid #21252b;font-size:12px;color:#6b7078}
.sfooter .copy a{display:inline;color:#9aa0a8}

/* ===== SHARED SITE HEADER (identisch zur Startseite) ===== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .4s,box-shadow .4s}
.site-header .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;max-width:1260px;margin:0 auto;padding:14px 28px}
.site-header,.site-header.solid{background:rgba(255,255,255,.92);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
.brand{display:flex;flex-direction:row;align-items:center;gap:10px;text-decoration:none;color:var(--ink);transition:color .4s}
.brand-mark{height:36px;width:auto;display:block;flex:0 0 auto}
.brand-txt{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:15.5px;font-weight:600;letter-spacing:-.01em}
.brand-name b{font-weight:900}
.brand-sub{font-size:9px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--acc);margin-top:3px}
.brand b{color:var(--acc)}
.brand small{font-size:8.5px;font-weight:600;letter-spacing:.16em;opacity:.7;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-link{display:inline-flex;align-items:center;gap:6px;background:none;border:0;cursor:pointer;font-family:inherit;font-weight:600;font-size:15px;color:var(--ink);opacity:.92;padding:10px 14px;border-radius:10px;text-decoration:none;transition:opacity .3s,color .3s,background .3s}
.nav-link:hover{opacity:1;background:var(--bg2)}
.nav-link .chev{width:11px;height:11px;transition:transform .3s;stroke:currentColor;fill:none;stroke-width:2.5}
.nav-item.open .nav-link .chev{transform:rotate(180deg)}
.mega{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(8px);width:min(620px,88vw);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 30px 70px rgba(20,23,28,.18);padding:20px;opacity:0;visibility:hidden;transition:opacity .26s,transform .26s;z-index:70}
.nav-item.open .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-head{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;font-weight:700;color:var(--acc);margin:0 8px 12px}
.mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px 10px}
.mega a{display:block;padding:9px 10px;border-radius:9px;font-size:14px;font-weight:500;color:var(--ink);text-decoration:none;transition:background .2s,color .2s}
.mega a:hover{background:var(--acc-soft);color:var(--acc-ink)}
.mega-foot{margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.mega-foot a{display:inline-flex;align-items:center;gap:6px;color:var(--acc);font-weight:700;font-size:14px;text-decoration:none;padding:2px 8px}
/* Energie-Dropdown immer grün, Heizungs-Dropdown immer orange */
.nav-energy .mega-head{color:#12b98a}
.nav-energy .mega a:hover{background:#D8F7EC;color:#0B4F3A}
.nav-energy .mega-foot a{color:#12b98a}
.m-energy>button .chev{stroke:#12b98a}
.m-energy .m-panel a:hover{color:#12b98a}
.nav-item:not(.nav-energy) .mega-head{color:#F26522}
.nav-item:not(.nav-energy) .mega a:hover{background:#FDE7DA;color:#B23A10}
.nav-item:not(.nav-energy) .mega-foot a{color:#F26522}
.m-acc:not(.m-energy)>button .chev{stroke:#F26522}
.m-acc:not(.m-energy) .m-panel a:hover{color:#F26522}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-phone{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:14px;color:var(--ink);border:1.5px solid var(--line);padding:9px 16px;border-radius:999px;text-decoration:none;transition:.3s;white-space:nowrap}
.nav-phone:hover{background:var(--bg2)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:26px;height:2.5px;background:var(--ink);border-radius:2px;transition:.3s}
.mobile-nav{position:fixed;top:0;right:0;bottom:0;width:min(360px,88vw);background:#fff;z-index:75;transform:translateX(100%);transition:transform .4s cubic-bezier(.22,1,.36,1);box-shadow:-20px 0 60px rgba(0,0,0,.22);padding:80px 22px 30px;overflow-y:auto}
.mobile-nav.open{transform:none}
.m-close{position:absolute;top:20px;right:20px;background:none;border:0;font-size:26px;cursor:pointer;color:var(--ink);line-height:1}
.m-backdrop{position:fixed;inset:0;background:rgba(8,10,13,.5);z-index:74;opacity:0;visibility:hidden;transition:.3s}
.m-backdrop.open{opacity:1;visibility:visible}
.m-acc{border-bottom:1px solid var(--line)}
.m-acc>button{width:100%;display:flex;justify-content:space-between;align-items:center;background:none;border:0;font-family:inherit;font-weight:700;font-size:17px;color:var(--ink);padding:16px 4px;cursor:pointer}
.m-acc>button .chev{width:14px;height:14px;transition:transform .3s;stroke:var(--acc);fill:none;stroke-width:2.5}
.m-acc.open>button .chev{transform:rotate(180deg)}
.m-panel{max-height:0;overflow:hidden;transition:max-height .4s ease}
.m-acc.open .m-panel{max-height:680px}
.m-panel a{display:block;padding:9px 6px;font-size:14.5px;color:var(--muted);text-decoration:none}
.m-panel a:hover{color:var(--acc)}
.m-link{display:block;font-weight:700;font-size:17px;color:var(--ink);padding:16px 4px;border-bottom:1px solid var(--line);text-decoration:none}
.m-phone{margin-top:24px}
@media(max-width:940px){.main-nav,.nav-phone{display:none}.burger{display:flex}}

/* ===== COMING SOON ===== */
.coming{max-width:640px;text-align:center;margin:0 auto;padding:20px 0}
.cs-badge{display:inline-block;background:var(--acc-soft);color:var(--acc-ink);font-weight:700;font-size:.78rem;letter-spacing:.04em;padding:7px 16px;border-radius:999px;margin-bottom:20px}
.coming h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:14px}
.coming p{color:var(--muted);margin:0 auto 26px;max-width:52ch}

/* ===== LEISTUNG PAGE ===== */
.lp-hero{position:relative;background:linear-gradient(120deg,var(--acc),var(--acc-dark));color:#fff;padding:136px 0 76px;overflow:hidden}
.lp-hero .over{color:rgba(255,255,255,.85)}
.lp-hero h1{font-size:clamp(2.3rem,5vw,3.8rem);max-width:18ch;color:#fff}
.lp-hero p{color:rgba(255,255,255,.94);max-width:56ch;margin-top:14px;font-size:1.12rem}
.lp-hero .btn.primary{background:#fff;color:var(--acc-dark);margin-top:26px}
.lp-hero .lp-img{position:absolute;right:0;top:0;bottom:0;width:40%;height:100%;object-fit:cover;opacity:.22;mix-blend-mode:luminosity}
.lp-hero .wrap{position:relative;z-index:1}
@media(max-width:820px){.lp-hero .lp-img{display:none}}
.lp{max-width:820px;margin:0 auto}
.lp h2{font-size:clamp(1.6rem,3vw,2.4rem);margin:52px 0 16px}
.lp p{color:#333;margin-bottom:14px;line-height:1.7}
.checklist{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px;margin:8px 0;padding:0}
@media(max-width:640px){.checklist{grid-template-columns:1fr}}
.checklist li{position:relative;padding-left:30px;color:#333;line-height:1.5}
.checklist li::before{content:"✓";position:absolute;left:0;top:1px;width:20px;height:20px;background:var(--acc-soft);color:var(--acc-ink);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800}
.steps-num{counter-reset:st;display:grid;gap:12px;margin:12px 0;padding:0}
.steps-num li{list-style:none;position:relative;padding:15px 18px 15px 60px;border:1px solid var(--line);border-radius:14px}
.steps-num li::before{counter-increment:st;content:counter(st);position:absolute;left:14px;top:13px;width:32px;height:32px;background:linear-gradient(120deg,var(--acc),var(--acc-dark));color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800}
.steps-num li b{display:block;margin-bottom:2px}
.steps-num li span{color:var(--muted);font-size:.95rem}
.foerder{background:var(--acc-soft);border:1px solid #f4d3c1;border-radius:16px;padding:22px 24px;margin:26px 0}
.foerder b{color:var(--acc-ink)}
.faq2 details{border-bottom:1px solid var(--line);padding:16px 2px}
.faq2 summary{cursor:pointer;font-weight:700;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:14px}
.faq2 summary::-webkit-details-marker{display:none}
.faq2 summary::after{content:"+";color:var(--acc);font-weight:700;font-size:1.4rem;line-height:1}
.faq2 details[open] summary::after{content:"\2013"}
.faq2 p{color:var(--muted);margin-top:10px}
.related{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}
.related a{border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:14px;font-weight:600;color:var(--ink);text-decoration:none;transition:.2s}
.related a:hover{border-color:var(--acc);background:var(--acc-soft);color:var(--acc-ink)}
.lp-cta{background:var(--bg2);border-radius:20px;padding:44px 34px;text-align:center;margin:48px 0 10px}
.lp-cta h3{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:12px}
.lp-cta p{color:var(--muted);margin-bottom:18px;max-width:46ch;margin-left:auto;margin-right:auto}

/* ===== ENERGIEBERATUNG (grüne Welt) ===== */
body.energy{--acc:#12b98a;--acc-dark:#0B4F3A;--acc-soft:#D8F7EC;--acc-ink:#0B4F3A}

/* ===== Scroll-Reveal (via site.js) ===== */
.rv{opacity:0;transform:translateY(24px);transition:opacity .65s cubic-bezier(.22,1,.36,1),transform .65s cubic-bezier(.22,1,.36,1),box-shadow .3s,border-color .2s,background .2s,color .2s}
.rv.in{opacity:1;transform:none}
.rv.ref:hover,.rv.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(20,23,28,.10)}
.leist-links a.rv.in:hover{transform:translateY(-3px)}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none;transition:none}
  .btn,.ref .img{transition:none}
}

/* ===== Lokale Schrift (Inter, self-hosted – DSGVO, keine Google-Server) ===== */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/inter-v20-latin-regular.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/inter-v20-latin-500.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/inter-v20-latin-600.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/inter-v20-latin-700.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:800;font-display:swap;src:url('fonts/inter-v20-latin-800.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:900;font-display:swap;src:url('fonts/inter-v20-latin-900.woff2') format('woff2')}
@font-face{font-family:'Anton';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/anton-latin-400.woff2') format('woff2')}

/* Zwei Links im Mega-Fuß: Landingpage der Welt + Leistungsübersicht */
.mega-foot{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:center}
.m-panel a.m-top{font-weight:700;color:var(--acc);padding-top:12px;padding-bottom:12px}
.m-energy .m-panel a.m-top{color:#12b98a}
.m-acc:not(.m-energy) .m-panel a.m-top{color:#F26522}

.lp-back{display:inline-flex;align-items:center;gap:6px;color:var(--acc);font-weight:700;text-decoration:none;font-size:14.5px}
.lp-back:hover{text-decoration:underline}