/* Öffentliche Startseite – stromlaufplan.solar */
:root{
  --nacht:#06121b;--nacht-2:#0a1d29;--petrol:#0B5D6B;--petrol-hell:#17707F;--cyan:#8fdcff;--gold:#ffc247;
  --text:#0f1b26;--text-2:#475467;--linie:#e3e8ee;--flaeche:#f6f8fa;
  --radius:18px;--schatten:0 20px 60px -20px rgba(6,18,27,.35);
  --schrift:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 var(--schrift);color:var(--text);background:#fff;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}

/* Navigation */
.nav{position:fixed;inset:0 0 auto 0;z-index:20;display:flex;align-items:center;gap:28px;padding:16px clamp(16px,4vw,48px);color:#fff;transition:background .3s,backdrop-filter .3s,box-shadow .3s}
.nav.fest{background:rgba(6,18,27,.9);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.marke{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:-.01em}
.links{display:flex;gap:24px;margin-left:auto}
.links a{text-decoration:none;opacity:.8;font-size:15px}
.links a:hover{opacity:1}
@media (max-width:820px){.links{display:none}.nav .knopf{margin-left:auto}}

/* Knöpfe */
.knopf{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font:600 15px var(--schrift);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,background .2s,box-shadow .2s}
.knopf:hover{transform:translateY(-1px)}
.knopf.voll{background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#1b1300;box-shadow:0 10px 30px -10px rgba(255,170,40,.7)}
.knopf.glas{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.28);color:#fff;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.knopf.glas:hover{background:rgba(255,255,255,.18)}

/* Kopf mit Video */
.held{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;background:var(--nacht);color:#fff;isolation:isolate}
.held-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.held-schleier{position:absolute;inset:0;z-index:-1;background:
  linear-gradient(90deg,rgba(6,18,27,.92) 0%,rgba(6,18,27,.72) 42%,rgba(6,18,27,.25) 100%),
  linear-gradient(0deg,rgba(6,18,27,.9) 0%,rgba(6,18,27,0) 35%)}
.held-inhalt{max-width:780px;padding:120px clamp(20px,6vw,80px) 90px}
.vorzeile{display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
.vorzeile.dunkel{color:var(--petrol-hell)}
.punkt{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 0 rgba(255,194,71,.7);animation:puls 2.2s infinite}
@keyframes puls{70%{box-shadow:0 0 0 10px rgba(255,194,71,0)}100%{box-shadow:0 0 0 0 rgba(255,194,71,0)}}
h1{font-size:clamp(38px,6.4vw,76px);line-height:1.02;letter-spacing:-.035em;margin:0 0 22px;font-weight:800}
.verlauf{background:linear-gradient(90deg,var(--cyan),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.einleitung{font-size:clamp(17px,1.6vw,20px);color:rgba(255,255,255,.82);max-width:620px;margin:0 0 32px}
.aktionen{display:flex;gap:12px;flex-wrap:wrap}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:36px 0 0}
.chips li{font-size:13px;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.85)}
.runter{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(255,255,255,.45);border-radius:14px}
.runter span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:#fff;animation:rollen 1.8s infinite}
@keyframes rollen{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* Abschnitte */
.abschnitt{padding:clamp(72px,10vw,130px) clamp(20px,6vw,80px)}
.kopfzeile{max-width:760px;margin:0 auto 56px;text-align:center}
h2{font-size:clamp(30px,4vw,48px);line-height:1.08;letter-spacing:-.03em;margin:0 0 16px;font-weight:800}
.unter{color:var(--text-2);font-size:18px;margin:0}
.raster{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1180px;margin:0 auto}
.kachel{position:relative;padding:28px;border-radius:var(--radius);background:#fff;border:1px solid var(--linie);transition:transform .25s,box-shadow .25s,border-color .25s}
.kachel:hover{transform:translateY(-4px);box-shadow:var(--schatten);border-color:transparent}
.kachel h3{margin:18px 0 8px;font-size:19px;letter-spacing:-.01em}
.kachel p{margin:0;color:var(--text-2);font-size:15.5px}
.symbol{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#e6f6fa,#fff5df)}
.symbol svg{width:26px;height:26px;fill:none;stroke:var(--petrol);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

.dunkelband{background:radial-gradient(ellipse at 20% 0%,#0d3346 0%,var(--nacht) 60%);color:#fff}
.dunkelband .kopfzeile h2{color:#fff}
.schritte{list-style:none;padding:0;margin:0 auto;max-width:1100px;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;counter-reset:s}
.schritte li{padding:30px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1)}
.schritte .nr{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--cyan),var(--gold));color:var(--nacht);font-weight:800}
.schritte h3{margin:16px 0 6px;font-size:20px}
.schritte p{margin:0;color:rgba(255,255,255,.72)}

.zweispaltig{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(30px,6vw,80px);align-items:center}
@media (max-width:900px){.zweispaltig{grid-template-columns:1fr}}
.haken{list-style:none;padding:0;margin:24px 0}
.haken li{position:relative;padding:8px 0 8px 34px;border-bottom:1px solid var(--linie)}
.haken li::before{content:"";position:absolute;left:0;top:12px;width:20px;height:20px;border-radius:50%;background:var(--petrol) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/16px no-repeat}
.klein-hinweis{font-size:13.5px;color:var(--text-2)}
.blaetter{position:relative;aspect-ratio:1188/840;perspective:1600px}
.blatt{position:absolute;width:88%;border-radius:8px;background:#fff;box-shadow:0 30px 60px -20px rgba(6,18,27,.45),0 0 0 1px rgba(6,18,27,.06);transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.b1{left:12%;top:16%;transform:rotate(1.5deg)}
.b2{left:6%;top:8%;transform:rotate(-2deg);opacity:.96}
.b3{left:0;top:0;transform:rotate(-5deg);opacity:.9}
.blaetter:hover .b1{transform:rotate(0) translate(4%,4%)}
.blaetter:hover .b3{transform:rotate(-7deg) translate(-3%,-3%)}

/* Anfrage */
.anfrageband{background:var(--flaeche)}
.anfrage{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(30px,5vw,70px);align-items:start}
@media (max-width:900px){.anfrage{grid-template-columns:1fr}}
.anfrage .vorzeile{color:var(--petrol-hell)}
.anfrage p{color:var(--text-2);font-size:17px}
.formular{background:#fff;border:1px solid var(--linie);border-radius:var(--radius);padding:clamp(20px,3vw,32px);box-shadow:var(--schatten)}
.formular label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:14px}
.formular input,.formular textarea{display:block;width:100%;margin-top:6px;padding:12px 14px;border-radius:12px;border:1px solid #d0d7e0;font:16px var(--schrift);background:#fff;color:var(--text);transition:border-color .2s,box-shadow .2s}
.formular input:focus,.formular textarea:focus{outline:none;border-color:var(--petrol-hell);box-shadow:0 0 0 4px rgba(23,112,127,.15)}
.formular .zeile{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){.formular .zeile{grid-template-columns:1fr}}
.einwilligung{display:flex !important;gap:10px;align-items:flex-start;font-weight:400 !important;font-size:14px !important;color:var(--text-2) !important}
.einwilligung input{width:auto !important;margin-top:4px !important}
.honig{position:absolute !important;left:-9999px !important}
.meldung{padding:12px 14px;border-radius:12px;margin-bottom:16px;font-size:15px}
.meldung.ok{background:#ecfdf3;color:#067647}
.meldung.fehler{background:#fef3f2;color:#b42318}

.fussleiste{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;padding:28px clamp(20px,6vw,80px);background:var(--nacht);color:rgba(255,255,255,.75);font-size:14px}
.fussleiste div{display:flex;align-items:center;gap:8px}
.fussleiste nav{display:flex;gap:20px}
.fussleiste a{text-decoration:none}
.fussleiste a:hover{color:#fff}

/* Einblenden beim Scrollen */
.zeigen{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1)}
.zeigen.da{opacity:1;transform:none}
.raster .zeigen:nth-child(2),.schritte .zeigen:nth-child(2){transition-delay:.08s}
.raster .zeigen:nth-child(3),.schritte .zeigen:nth-child(3){transition-delay:.16s}
.raster .zeigen:nth-child(5){transition-delay:.08s}
.raster .zeigen:nth-child(6){transition-delay:.16s}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .zeigen{opacity:1;transform:none;transition:none}
  .punkt,.runter span{animation:none}
}

/* Video auf breiten Bildschirmen nach rechts, damit die Zeichnung neben dem Text läuft */
@media (min-width:900px){
  .held-video{left:30%;width:70%;-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 22%);mask-image:linear-gradient(90deg,transparent 0%,#000 22%)}
  .held-schleier{background:linear-gradient(90deg,rgba(6,18,27,.95) 0%,rgba(6,18,27,.75) 38%,rgba(6,18,27,.15) 100%),linear-gradient(0deg,rgba(6,18,27,.9) 0%,rgba(6,18,27,0) 30%)}
}

@media (max-width:1000px){.raster{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.raster{grid-template-columns:1fr}}

/* Zahlenband */
.zahlenband{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--linie);border-bottom:1px solid var(--linie)}
.zahl{background:#fff;padding:28px clamp(16px,3vw,40px);display:flex;flex-direction:column;gap:4px}
.zahl strong{font-size:clamp(22px,2.6vw,32px);letter-spacing:-.03em;color:var(--petrol);line-height:1.1}
.zahl span{font-size:14px;color:var(--text-2)}
@media (max-width:820px){.zahlenband{grid-template-columns:1fr 1fr}}

/* Pakete */
.paketband{background:linear-gradient(180deg,var(--flaeche),#fff)}
.pakete{display:grid;gap:20px;max-width:1180px;margin:0 auto;align-items:stretch;grid-template-columns:repeat(3,1fr)}
.pakete.n1{grid-template-columns:minmax(0,420px);justify-content:center}
.pakete.n2{grid-template-columns:repeat(2,minmax(0,420px));justify-content:center}
.pakete.n4{grid-template-columns:repeat(4,1fr)}
.paket{position:relative;display:flex;flex-direction:column;padding:32px 28px 28px;border-radius:var(--radius);background:#fff;border:1px solid var(--linie);transition:transform .25s,box-shadow .25s}
.paket:hover{transform:translateY(-4px);box-shadow:var(--schatten)}
.paket.vorn{background:radial-gradient(ellipse at 20% 0%,#0d3346 0%,var(--nacht) 70%);color:#fff;border-color:transparent;box-shadow:var(--schatten)}
.paket h3{margin:0;font-size:22px;letter-spacing:-.02em}
.paket .fuer{margin:6px 0 0;font-size:14.5px;color:var(--text-2);min-height:2.9em}
.paket.vorn .fuer{color:rgba(255,255,255,.72)}
.preis{margin:18px 0 6px;display:flex;flex-direction:column;gap:2px}
.preis strong{font-size:clamp(26px,2.6vw,34px);letter-spacing:-.03em;line-height:1.15}
.preis span{font-size:13.5px;color:var(--text-2)}
.paket.vorn .preis span{color:rgba(255,255,255,.7)}
.paket .haken{margin:16px 0 24px;flex:1}
.paket .haken li{font-size:15px}
.paket.vorn .haken li{border-color:rgba(255,255,255,.12)}
.paket.vorn .haken li::before{background-color:var(--gold);filter:none}
.paket .knopf{width:100%}
.knopf.rand{background:#fff;border-color:var(--petrol);color:var(--petrol)}
.knopf.rand:hover{background:var(--petrol);color:#fff}
.marke-vorn{position:absolute;top:-12px;left:28px;padding:4px 12px;border-radius:999px;background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#1b1300;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.paket-hinweis{max-width:760px;margin:28px auto 0;text-align:center;color:var(--text-2);font-size:14.5px}
@media (max-width:1000px){.pakete,.pakete.n4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:700px){.pakete,.pakete.n2,.pakete.n4{grid-template-columns:1fr}.paket .fuer{min-height:0}}

/* Fragen */
.fragen{max-width:820px;margin:0 auto}
.fragen details{border-bottom:1px solid var(--linie)}
.fragen summary{list-style:none;cursor:pointer;padding:20px 44px 20px 0;font-weight:650;font-size:18px;position:relative}
.fragen summary::-webkit-details-marker{display:none}
.fragen summary::after{content:"";position:absolute;right:8px;top:50%;width:10px;height:10px;margin-top:-8px;border-right:2px solid var(--petrol);border-bottom:2px solid var(--petrol);transform:rotate(45deg);transition:transform .2s}
.fragen details[open] summary::after{transform:rotate(225deg);margin-top:-2px}
.fragen summary:focus-visible{outline:3px solid rgba(23,112,127,.35);outline-offset:4px;border-radius:6px}
.fragen p{margin:0 0 22px;color:var(--text-2)}

/* Paketwahl im Formular */
.paketwahl{border:0;padding:0;margin:0 0 14px;min-width:0;display:flex;flex-wrap:wrap;gap:8px}
.paketwahl legend{font-size:14px;font-weight:600;margin-bottom:6px;padding:0}
.formular .paketwahl label{margin:0;position:relative}
.formular .paketwahl input{position:absolute;opacity:0;width:auto;margin:0}
.paketwahl span{display:inline-block;padding:10px 16px;border-radius:999px;border:1px solid #d0d7e0;font-size:15px;cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.paketwahl input:checked+span{background:var(--petrol);border-color:var(--petrol);color:#fff}
.paketwahl input:focus-visible+span{box-shadow:0 0 0 4px rgba(23,112,127,.25)}
.haken.hell li{border-color:#dfe5ec;font-size:15.5px;color:var(--text)}
.raster .zeigen:nth-child(8){transition-delay:.08s}
.raster .zeigen:nth-child(9){transition-delay:.16s}
.zahlenband .zeigen:nth-child(2),.pakete .zeigen:nth-child(2){transition-delay:.08s}
.zahlenband .zeigen:nth-child(3),.pakete .zeigen:nth-child(3){transition-delay:.16s}
.zahlenband .zeigen:nth-child(4){transition-delay:.24s}