:root{
  --navy:#1f2a44;--deep:#131b2e;--steel:#3f6286;--steel-light:#8fb3d6;--silver:#c3c8cf;
  --ground:#f3f5f8;--line:#dde2e9;--text:#1c2538;--muted:#4b5669;--white:#fff;
  --amber:#f0b44c;--green:#46b07f;--red:#d9534f;
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--font);color:var(--text);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--steel)}
:focus-visible{outline:3px solid var(--steel-light);outline-offset:3px;border-radius:6px}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
h1,h2,h3{color:var(--navy);line-height:1.12;letter-spacing:-.02em;margin:0}
h2{font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:750;margin-bottom:14px}
.lead{font-size:1.1rem;color:var(--muted);max-width:40em;margin:0 0 44px}
section{padding:110px 0;position:relative}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:50px;padding:0 24px;border-radius:12px;font:inherit;font-weight:650;font-size:1rem;text-decoration:none;cursor:pointer;border:0;transition:transform .15s,background .2s,box-shadow .2s}
.btn:active{transform:scale(.98)}
.btn-light{background:var(--white);color:var(--navy)}
.btn-light:hover{box-shadow:0 8px 24px rgba(0,0,0,.25)}
.btn-outline{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,.35)}
.btn-outline:hover{border-color:var(--white)}
.btn-navy{background:var(--navy);color:var(--white)}
.btn-navy:hover{background:var(--deep)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand img{height:46px;width:auto}
.nav{display:flex;align-items:center;gap:26px}
.nav a{color:var(--text);text-decoration:none;font-weight:550;font-size:.95rem}
.nav a:hover{color:var(--steel)}
.nav .btn{min-height:44px;color:var(--white)}
.menu-btn{display:none;background:none;border:0;width:48px;height:48px;cursor:pointer;color:var(--navy)}

/* Hero */
.net{margin:0;display:flex;flex-direction:column;align-items:center}
.net svg{width:100%;max-width:600px;height:auto;overflow:visible}
.net .orbit{fill:none;stroke:rgba(143,179,214,.12);stroke-width:1}
.net .links line{stroke:rgba(143,179,214,.32);stroke-width:1.4}
.net .dots circle{fill:#bcd4ec}
.net .node>circle{fill:#16233a;stroke:rgba(143,179,214,.55);stroke-width:1.4;transition:stroke .3s,fill .3s}
.net .node:hover>circle{stroke:#bcd4ec;fill:#1d2d48}
.net .ico{fill:none;stroke:#bcd4ec;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.net .node text{fill:#c9d5e3;font-size:17px;font-weight:600;font-family:var(--font)}
.net .ring{fill:none;stroke:rgba(143,179,214,.35);stroke-width:1.2;stroke-dasharray:4 7;transform-box:fill-box;transform-origin:center;animation:spin 60s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.net .core{fill:#243553;stroke:#8fb3d6;stroke-width:1.6}
.net .h1t{fill:#fff;font-size:18px;font-weight:700;font-family:var(--font)}
.net .h2t{fill:#8fb3d6;font-size:17px;font-weight:700;font-family:var(--font)}
.net figcaption{margin-top:8px;color:#9fb0c5;font-size:.9rem;text-align:center;max-width:30em}
.mono{font-family:ui-monospace,"SF Mono","Cascadia Code","Roboto Mono",Consolas,monospace}
.hero{background:#101a2c;color:var(--white);padding:0;overflow:hidden;min-height:min(86vh,760px);display:flex;align-items:center}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.8}
.hero-bg{position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,#101a2c 0%,rgba(16,26,44,.92) 42%,rgba(16,26,44,.55) 100%)}
.hero-inner{position:relative;z-index:1;padding:96px 0;display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.kicker{margin:0 0 22px;color:var(--steel-light);font-size:.95rem;font-weight:600;letter-spacing:.01em;padding-left:14px;border-left:3px solid var(--steel-light)}
.hero h1{color:var(--white);font-size:clamp(2.1rem,5.6vw,4.4rem);font-weight:700;letter-spacing:-.025em;line-height:1.06}
.hero h1 .accent{color:var(--steel-light)}
.claim{margin:20px 0 0;font-size:1.15rem;font-weight:600;color:#dbe5f0}
.intro{font-size:1.1rem;color:#bfcad8;max-width:34em;margin:18px 0 34px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-text,.net{animation:fadein .9s both}
.net{animation-delay:.15s}
@keyframes fadein{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.notice{display:flex;gap:12px;align-items:flex-start;margin-top:36px;max-width:36em;padding:14px 18px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);font-size:.92rem;color:#dbe3ee}
.notice svg{flex:none;margin-top:2px;color:var(--amber)}
.panel{background:#f7f9fb;color:var(--text);border-radius:14px;box-shadow:0 30px 70px rgba(0,0,0,.35);overflow:hidden}
.panel-head{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);font-weight:700;color:var(--navy)}
.panel-head .status{display:flex;align-items:center;gap:8px;font-weight:500;font-size:.85rem;color:var(--muted)}
.panel-head .status i{width:8px;height:8px;border-radius:50%;background:var(--green)}
.panel-rows{padding:8px 22px 6px}
.prow{display:grid;grid-template-columns:1fr auto;gap:6px 12px;padding:12px 0;border-bottom:1px solid var(--line)}
.prow:last-child{border-bottom:0}
.pl{color:var(--muted);font-size:.93rem}
.pv{font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums;transition:color .4s}
.bar{grid-column:1/-1;height:4px;background:#e3e8ee;border-radius:4px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--steel);border-radius:4px;transition:width 1.2s ease}
.panel-events{background:var(--white);border-top:1px solid var(--line);padding:14px 22px 18px;display:grid;gap:10px}
.ev{display:grid;grid-template-columns:78px 1fr;gap:10px;font-size:.88rem;color:var(--text)}
.evt{color:var(--steel);font-weight:650}
.mono{font-family:ui-monospace,"SF Mono","Cascadia Code","Roboto Mono",Consolas,monospace}
@keyframes blink{50%{opacity:0}}

/* Leistungen */
.services{background:var(--white)}
.svc-head{max-width:820px}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:70px}
.svc{position:relative;padding:28px 26px;border-radius:18px;border:1px solid var(--line);background:var(--white);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.svc::after{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:linear-gradient(90deg,var(--steel),var(--steel-light));transition:width .4s}
.svc:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(31,42,68,.12);border-color:transparent}
.svc:hover::after{width:100%}
.svc svg{width:34px;height:34px;fill:none;stroke:var(--steel);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;margin-bottom:16px}
.svc h3{font-size:1.15rem;margin-bottom:8px}
.svc p{margin:0;color:var(--muted);font-size:.96rem}
.why{background:var(--navy);color:var(--white);border-radius:24px;padding:44px 44px;margin-bottom:70px}
.why h3{color:var(--white);font-size:1.7rem;margin-bottom:26px}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.why-grid b{display:block;font-size:1.05rem;margin-bottom:8px;padding-top:14px;border-top:2px solid var(--steel-light)}
.why-grid p{margin:0;color:#c3cfdc;font-size:.95rem}
.kinm{display:grid;grid-template-columns:1fr 1.25fr;gap:44px;align-items:center}
.kinm h3{font-size:1.6rem;margin-bottom:12px}
.kinm-text>p{color:var(--muted);margin:0 0 22px}
.kiuses{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:10px}
.kiuses li{padding:12px 14px;border-radius:12px;background:var(--ground);font-size:.94rem;animation:fadein .35s both}
.kiuses li b{color:var(--navy)}
.cam{border-radius:18px;overflow:hidden;background:#0c1322;box-shadow:0 24px 60px rgba(31,42,68,.25)}
.cam svg{display:block;width:100%;height:auto}
.cam .bb{opacity:0;transition:opacity .35s}
.cam .bb.on{opacity:1;animation:bbpop .5s both}
@keyframes bbpop{from{transform:scale(1.04);transform-origin:center;transform-box:fill-box}}
.cam .scan{animation:scan 3.2s linear infinite}
@keyframes scan{from{transform:translateY(0)}to{transform:translateY(380px)}}
.cam .recdot{animation:blink 1.2s steps(1) infinite}

/* Demo */
.demo{background:var(--ground)}
.demo-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:28px;align-items:start}
.scenarios{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.chip{font:inherit;font-size:.95rem;font-weight:600;padding:11px 16px;min-height:44px;border-radius:999px;border:1.5px solid var(--line);background:var(--white);color:var(--navy);cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:all .2s}
.chip:hover{border-color:var(--steel)}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:var(--white)}
.house-card{background:var(--white);border-radius:20px;padding:14px;border:1px solid var(--line)}
.house{width:100%;height:auto;display:block;border-radius:12px}
.log{background:var(--navy);color:var(--white);border-radius:20px;padding:26px;min-height:100%}
.log h3{color:var(--white);font-size:1.1rem;margin-bottom:4px}
.log .sub{color:#aebbd0;font-size:.9rem;margin:0 0 22px}
.log ol{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.log li{display:grid;grid-template-columns:36px 1fr;gap:12px;opacity:.28;transition:opacity .4s}
.log li.done{opacity:1}
.log li .dot{width:36px;height:36px;border-radius:50%;border:1.5px solid rgba(255,255,255,.3);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.log li.done .dot{background:var(--steel);border-color:var(--steel)}
.log li strong{display:block;font-size:.95rem}
.log li span{color:#c9d3e0;font-size:.92rem}
.toast{margin-top:22px;padding:14px 16px;border-radius:12px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);font-size:.92rem;display:flex;gap:10px;align-items:flex-start;opacity:0;transform:translateY(8px);transition:all .4s}
.toast.show{opacity:1;transform:none}
.toast b{color:var(--amber)}
.demo-hint{color:var(--muted);font-size:.9rem;margin-top:14px}

/* House SVG states */
.house .sky{transition:fill 1s}
.house.night .sky{fill:#1b2440}
.house .sun,.house .moon,.house .stars{transition:opacity .8s}
.house .moon,.house .stars{opacity:0}
.house.night .moon,.house.night .stars{opacity:1}
.house.night .sun{opacity:0}
.house .sun{opacity:0}
.house.sunny .sun{opacity:1}
.house .glow{opacity:0;transition:opacity .6s}
.house .glow.on{opacity:1}
.house .person,.house .puddle{opacity:0;transition:opacity .6s}
.house .person.on,.house .puddle.on{opacity:1}
.house .sensor{transform-box:fill-box;transform-origin:center}
.house .sensor.ping{animation:ping 1s ease-out 3}
@keyframes ping{0%{filter:drop-shadow(0 0 0 rgba(240,180,76,0))}50%{filter:drop-shadow(0 0 10px rgba(240,180,76,1))}100%{filter:drop-shadow(0 0 0 rgba(240,180,76,0))}}
.house .valve-handle{transform-box:fill-box;transform-origin:50% 100%;transition:transform .8s,fill .8s}
.house .valve-handle.closed{transform:rotate(90deg);fill:var(--red)}
.house .radiator{transition:fill .8s}
.house .radiator.off{fill:#aab3bf}
.house .pv{transition:fill .8s}
.house.sunny .pv{fill:#4d7fb3}
.house .flow{stroke-dasharray:8 10;opacity:0;transition:opacity .5s}
.house .flow.on{opacity:1;animation:dash 1s linear infinite}
@keyframes dash{to{stroke-dashoffset:-36}}
.house .charge{transform-box:fill-box;transform-origin:bottom;transform:scaleY(.08);transition:transform 3s ease}
.house .charge.on{transform:scaleY(1)}
.house .sash{transform-box:fill-box;transform-origin:left center;transition:transform .8s}
.house .sash.open{transform:perspective(200px) rotateY(-55deg)}
.house .blind{transform-box:fill-box;transform-origin:top;transform:scaleY(0);transition:transform 1s}
.house .blind.down{transform:scaleY(1)}
.house .led{transition:fill .3s}
.house .led.on{fill:var(--green)}
.house .armed{opacity:0;transition:opacity .5s}
.house .door{transform-box:fill-box;transform-origin:top;transition:transform 1.4s ease}
.house .door.open{transform:scaleY(.1)}
.house .armed.on{opacity:1}


/* Ablauf */
.steps-nav{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:34px}
.track{position:absolute;left:12.5%;right:12.5%;top:27px;height:3px;background:var(--line);border-radius:3px}
.track .fill{height:100%;width:0;background:var(--steel);border-radius:3px;transition:width .6s cubic-bezier(.2,.7,.2,1)}
.pstep{position:relative;font:inherit;background:none;border:0;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:12px;padding:0;color:var(--muted)}
.pstep .num{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;font-weight:750;font-size:1.15rem;background:var(--white);border:2px solid var(--line);color:var(--navy);transition:all .35s}
.pstep .lbl{font-weight:650;font-size:1rem}
.pstep.done .num{border-color:var(--steel);color:var(--steel)}
.pstep[aria-selected="true"] .num{background:var(--navy);border-color:var(--navy);color:var(--white);transform:scale(1.1);box-shadow:0 0 0 8px rgba(63,98,134,.15)}
.pstep[aria-selected="true"] .lbl{color:var(--navy)}
.ppanel{display:grid;grid-template-columns:1.5fr 1fr;border-radius:22px;overflow:hidden;border:1px solid var(--line)}
.pmain{padding:36px 38px;background:var(--white)}
.pmain h3{font-size:1.6rem;margin-bottom:12px}
.pmain p{margin:0 0 18px;color:var(--muted)}
.pmain ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.pmain li{display:flex;gap:12px;align-items:flex-start}
.pmain li::before{content:"";flex:none;width:18px;height:18px;margin-top:4px;border-radius:50%;background:var(--steel) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat}
.pside{background:var(--navy);color:var(--white);padding:36px 34px;display:flex;flex-direction:column}
.pside small{color:var(--steel-light);font-weight:650;font-size:.9rem}
.pside p{font-size:1.2rem;font-weight:650;line-height:1.4;margin:8px 0 28px}
.pbtns{margin-top:auto;display:flex;gap:10px;flex-wrap:wrap}
.ppanel.swap .pmain,.ppanel.swap .pside p{animation:fadein .45s both}
@media (max-width:980px){.ppanel{grid-template-columns:1fr}}
@media (max-width:640px){.pstep .num{width:46px;height:46px}.track{top:22px}.pstep .lbl{font-size:.82rem}.pmain,.pside{padding:26px 22px}}

/* Baukasten */
.builder{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.builder fieldset{border:0;padding:0;margin:0 0 26px}
.builder legend{font-weight:700;color:var(--navy);margin-bottom:12px;font-size:1.05rem}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.rule{background:var(--deep);color:var(--white);border-radius:20px;padding:30px;position:sticky;top:100px}
.rule .sentence{font-size:clamp(1.3rem,2.4vw,1.7rem);font-weight:700;line-height:1.3;margin:0 0 28px;min-height:3.9em}
.rule .sentence em{font-style:normal;color:var(--steel-light)}
.chain{display:grid;grid-template-columns:1fr 34px 1fr 34px 1fr;align-items:center;margin-bottom:24px}
.chain .box{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:12px;padding:12px;min-height:92px;font-size:.85rem}
.chain .box small{display:block;color:#9fb0c7;margin-bottom:4px}
.chain .box b{font-size:.92rem}
.chain .wire{height:2px;background:rgba(255,255,255,.2);position:relative;overflow:hidden}
.chain .wire i{position:absolute;inset:0;width:45%;background:var(--steel-light);transform:translateX(-110%)}
.chain.run .wire i{animation:run .7s linear 2}
.chain.run .wire:nth-of-type(4) i{animation-delay:.35s}
@keyframes run{to{transform:translateX(240%)}}
.chain.run .box.last{animation:flash .6s .8s 2}
@keyframes flash{50%{background:rgba(143,179,214,.35)}}
.rule .hw{font-size:.9rem;color:#c9d3e0;margin:0 0 22px}

/* Projekte */
.projects{background:var(--ground)}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ptile{text-align:left;font:inherit;background:var(--white);border:1px solid var(--line);border-radius:18px;padding:0;cursor:pointer;overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.ptile:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(31,42,68,.14)}
.ptile .art{height:150px;background:var(--navy);display:grid;place-items:center;color:var(--steel-light);position:relative}
.ptile .art svg{width:64px;height:64px}
.ptile .art .tag{position:absolute;top:14px;left:14px;font-size:.78rem;font-weight:650;color:var(--white);background:rgba(255,255,255,.12);padding:4px 10px;border-radius:999px}
.ptile .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.ptile h3{font-size:1.15rem}
.ptile p{margin:0;color:var(--muted);font-size:.95rem}
.ptile .more{margin-top:auto;padding-top:10px;font-weight:650;color:var(--steel);font-size:.93rem}
.ptile[hidden]{display:none}
.concept{font-size:.9rem;color:var(--muted);margin-top:24px}
dialog{border:0;border-radius:22px;padding:0;width:min(760px,94vw);max-height:90vh;box-shadow:0 30px 80px rgba(0,0,0,.35)}
dialog::backdrop{background:rgba(19,27,46,.6);backdrop-filter:blur(3px)}
dialog[open]{animation:pop .3s cubic-bezier(.2,.8,.2,1)}
@keyframes pop{from{opacity:0;transform:translateY(16px) scale(.98)}}
.dlg-head{background:var(--navy);color:var(--white);padding:28px 30px;position:relative}
.dlg-head h3{color:var(--white);font-size:1.6rem;margin-top:6px}
.dlg-head .tag{font-size:.85rem;color:var(--steel-light);font-weight:650}
.dlg-close{position:absolute;top:16px;right:16px;width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.12);color:var(--white);cursor:pointer;font-size:1.3rem}
.dlg-body{padding:26px 30px 32px;overflow:auto}
.dlg-body h4{margin:22px 0 6px;color:var(--navy);font-size:1rem}
.dlg-body h4:first-child{margin-top:0}
.dlg-body p{margin:0;color:var(--text)}
.dlg-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:8px}
.dlg-steps div{background:var(--ground);border-radius:12px;padding:14px;font-size:.92rem}
.dlg-steps b{display:block;color:var(--steel);margin-bottom:4px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.tags span{font-size:.85rem;padding:5px 11px;border-radius:999px;background:#e7ecf2;color:var(--navy);font-weight:550}

/* Technik */
.stack{display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:center}
.layers{display:grid;gap:10px}
.layer{font:inherit;text-align:left;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 22px;border-radius:14px;border:1.5px solid var(--line);background:var(--white);transition:all .25s}
.layer b{color:var(--navy);font-size:1.05rem}
.layer small{color:var(--muted);font-size:.88rem}
.layer:hover{border-color:var(--steel)}
.layer[aria-selected="true"]{background:var(--navy);border-color:var(--navy);transform:translateX(8px)}
.layer[aria-selected="true"] b{color:var(--white)}
.layer[aria-selected="true"] small{color:var(--steel-light)}
.layer:nth-child(1){margin-left:0}.layer:nth-child(2){margin-left:18px}.layer:nth-child(3){margin-left:36px}.layer:nth-child(4){margin-left:54px}
.layer-info{background:var(--ground);border-radius:20px;padding:34px;min-height:320px}
.layer-info h3{font-size:1.5rem;margin-bottom:12px}
.layer-info p{margin:0 0 16px;color:var(--text)}
.principle{margin-top:56px;display:flex;gap:18px;align-items:center;padding:24px 28px;border-radius:16px;border:1.5px solid var(--navy)}
.principle svg{flex:none;color:var(--steel)}
.principle p{margin:0}

/* FAQ */
.faq{background:var(--ground)}
.faq-list{max-width:820px}
details{background:var(--white);border:1px solid var(--line);border-radius:14px;margin-bottom:10px;overflow:hidden}
summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:650;color:var(--navy);display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:44px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.5rem;font-weight:400;color:var(--steel);transition:transform .25s}
details[open] summary::after{transform:rotate(45deg)}
details p{margin:0;padding:0 24px 22px;color:var(--muted)}

/* Kontakt / Anfrage-Assistent */
.contact{background:var(--deep);color:var(--white);overflow:hidden}
.contact::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(60% 50% at 0% 0%,rgba(63,98,134,.35),transparent 70%),radial-gradient(40% 40% at 100% 100%,rgba(143,179,214,.12),transparent 70%)}
.cgrid{position:relative;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);gap:56px;align-items:start}
.cintro h2{color:var(--white)}
.cintro .kicker{margin-bottom:18px}
.cintro>p{color:#c9d3e0;margin:0 0 30px;font-size:1.08rem}
.promise{list-style:none;margin:0 0 30px;padding:0;display:grid;gap:14px}
.promise li{display:grid;grid-template-columns:40px 1fr;gap:14px;align-items:start;color:#c9d3e0;font-size:.95rem}
.promise li b{display:block;color:var(--white);font-size:1rem}
.promise svg{width:40px;height:40px;padding:9px;border-radius:12px;background:rgba(143,179,214,.12);color:var(--steel-light);fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.summary{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:20px 22px;margin-bottom:26px}
.summary h3{color:var(--white);font-size:1rem;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.summary h3 i{width:8px;height:8px;border-radius:50%;background:var(--steel-light);box-shadow:0 0 0 4px rgba(143,179,214,.2)}
.summary dl{margin:0;display:grid;gap:10px}
.summary dl div{display:grid;grid-template-columns:96px 1fr;gap:10px;font-size:.93rem}
.summary dt{color:#9fb0c5}
.summary dd{margin:0;color:var(--white);font-weight:600}
.summary dd.empty{color:#6f8199;font-weight:400}
.summary dd.pop{animation:sumpop .45s}
@keyframes sumpop{0%{color:var(--steel-light);transform:translateX(6px)}100%{transform:none}}
.cnote{font-size:.88rem;color:#9fb0c5;margin:0 0 8px}
.contact .mail{font-size:1.15rem;font-weight:700;color:var(--white);text-decoration:none;border-bottom:2px solid var(--steel-light)}
.contact .mail:hover{color:var(--steel-light)}

.cform{background:var(--white);color:var(--text);border-radius:24px;padding:30px 34px 32px;box-shadow:0 30px 70px rgba(0,0,0,.35);position:relative}
.cform abbr{text-decoration:none;color:var(--steel)}
.wiz-progress{list-style:none;margin:0 0 28px;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:8px;counter-reset:st}
.wiz-progress li{counter-increment:st}
.wiz-progress button{width:100%;font:inherit;background:none;border:0;padding:0;cursor:default;text-align:left;color:var(--muted);font-size:.8rem;font-weight:650}
.wiz-progress button::before{content:"";display:block;height:4px;border-radius:4px;background:var(--line);margin-bottom:8px;transition:background .35s}
.wiz-progress .done button{cursor:pointer;color:var(--steel)}
.wiz-progress .done button::before{background:var(--steel)}
.wiz-progress .current button{color:var(--navy)}
.wiz-progress .current button::before{background:linear-gradient(90deg,var(--navy) 50%,var(--line) 50%)}
.wiz-progress .done button:hover{color:var(--navy)}
.step{border:0;padding:0;margin:0 0 30px;min-width:0}
.step-head{margin-bottom:20px}
.step-head small{display:block;color:var(--steel);font-weight:700;font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:4px}
.step-head h3{font-size:1.45rem;outline:none}
.step-head p{margin:6px 0 0;color:var(--muted);font-size:.95rem}
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.tiles.t3{grid-template-columns:repeat(3,minmax(0,1fr))}
.tiles.t2{grid-template-columns:repeat(2,minmax(0,1fr))}
.tile{position:relative;cursor:pointer;display:block}
.tile input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.tile>span{position:relative;display:flex;overflow-wrap:anywhere;hyphens:auto;flex-direction:column;align-items:flex-start;gap:12px;height:100%;padding:16px 16px 15px;border-radius:16px;border:1.5px solid var(--line);background:var(--white);color:var(--navy);font-weight:650;font-size:.95rem;line-height:1.3;transition:border-color .2s,background .2s,transform .2s,box-shadow .2s}
.tile>span small{display:block;font-weight:500;color:var(--muted);font-size:.82rem;margin-top:3px}
.tile svg{width:34px;height:34px;padding:6px;border-radius:10px;background:var(--ground);color:var(--steel);fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:background .2s,color .2s}
.tile>span::after{content:"";position:absolute;top:12px;right:12px;width:20px;height:20px;border-radius:50%;border:1.5px solid var(--line);background:var(--white) center/12px no-repeat;transition:all .2s}
.tile input[type=checkbox]+span::after{border-radius:6px}
.tile:hover>span{border-color:var(--steel);transform:translateY(-2px);box-shadow:0 10px 24px rgba(31,42,68,.1)}
.tile input:checked+span{border-color:var(--navy);background:#f1f5fa;box-shadow:0 0 0 1.5px var(--navy) inset}
.tile input:checked+span svg{background:var(--navy);color:var(--white)}
.tile input:checked+span::after{background-color:var(--navy);border-color:var(--navy);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E")}
.tile input:focus-visible+span{outline:3px solid var(--steel-light);outline-offset:3px}
.step.invalid .tile>span{border-color:#e9b8b6}
.step-err{display:none;color:var(--red);font-weight:600;font-size:.92rem;margin:12px 0 0}
.step.invalid .step-err{display:block}
.wiz-nav{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:24px}
.wiz-nav .btn{min-height:48px}
.wiz-nav .spacer{flex:1}
.btn-ghost{background:transparent;color:var(--muted);padding:0 14px}
.btn-ghost:hover{color:var(--navy)}
.btn-navy[disabled]{opacity:.55;cursor:not-allowed}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(3px)}
.count{font-size:.9rem;color:var(--muted);font-weight:600}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px;margin-bottom:22px}
.fields label{display:flex;flex-direction:column;gap:6px;font-weight:650;color:var(--navy);font-size:.95rem}
.fields .full{grid-column:1/-1}
.cform input[type=text],.cform input[type=email],.cform input[type=tel],.cform textarea{font:inherit;font-weight:400;color:var(--text);width:100%;min-height:48px;padding:11px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--ground);transition:border-color .2s,background .2s}
.cform textarea{resize:vertical;min-height:120px}
.cform input:focus,.cform textarea:focus{outline:none;border-color:var(--steel);background:var(--white)}
.cform input.invalid,.cform textarea.invalid{border-color:var(--red)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.92rem;color:var(--muted);cursor:pointer}
.consent input{flex:none;width:20px;height:20px;margin:2px 0 0;accent-color:var(--navy)}
.consent.invalid{color:var(--red)}
.cform-status{margin:14px 0 0;font-size:.95rem;font-weight:600;color:var(--muted)}
.cform-status:empty{display:none}
.cform-status.err{color:var(--red)}
.btn.loading{pointer-events:none;opacity:.75}
.btn.loading .arr{animation:spin .9s linear infinite}

/* Assistent aktiv (mit JavaScript): nur ein Schritt sichtbar */
.cform:not(.wiz) .wiz-progress,.cform:not(.wiz) .js-only{display:none}
.cform.wiz .step{display:none;margin:0}
.cform.wiz .step.active{display:block;animation:stepin .4s cubic-bezier(.2,.7,.2,1)}
.cform.wiz .step.active.back{animation-name:stepback}
@keyframes stepin{from{opacity:0;transform:translateX(24px)}to{opacity:1;transform:none}}
@keyframes stepback{from{opacity:0;transform:translateX(-24px)}to{opacity:1;transform:none}}
.cform.wiz .nojs-only{display:none}

/* Erfolg */
.done-panel{display:none;text-align:center;padding:14px 4px 6px}
.cform.sent>*:not(.done-panel){display:none!important}
.cform.sent .done-panel{display:block;animation:stepin .5s both}
.done-check{width:76px;height:76px;margin:0 auto 18px;border-radius:50%;background:rgba(70,176,127,.12);display:grid;place-items:center}
.done-check svg{width:40px;height:40px;fill:none;stroke:var(--green);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:30;stroke-dashoffset:30;animation:draw .6s .25s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.done-panel h3{font-size:1.6rem;margin-bottom:8px}
.done-panel>p{color:var(--muted);margin:0 auto 22px;max-width:30em}
.refbox{display:inline-flex;flex-direction:column;gap:2px;padding:14px 26px;border-radius:14px;background:var(--ground);border:1.5px dashed #b8c6d6;margin-bottom:26px}
.refbox small{color:var(--muted);font-size:.85rem;font-weight:600}
.refbox b{font-family:ui-monospace,"SF Mono","Cascadia Code","Roboto Mono",Consolas,monospace;font-size:1.55rem;color:var(--navy);letter-spacing:.05em}
.next{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;text-align:left}
.next li{background:var(--ground);border-radius:14px;padding:14px 16px;font-size:.9rem;color:var(--muted)}
.next li b{display:block;color:var(--navy);margin-bottom:2px;font-size:.95rem}
.next li span{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--navy);color:var(--white);font-size:.8rem;font-weight:700;margin-bottom:8px}

@media (max-width:980px){
  .cgrid{grid-template-columns:minmax(0,1fr);gap:36px}
  .summary{display:none}
}
@media (max-width:640px){
  .cform{padding:24px 18px 26px;border-radius:20px}
  .tiles,.tiles.t3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tiles.t2{grid-template-columns:1fr}
  .fields{grid-template-columns:1fr}
  .wiz-progress button{font-size:.72rem}
  .next{grid-template-columns:1fr}
  .step-head h3{font-size:1.25rem}
}

/* Footer */
.site-footer{background:var(--deep);border-top:1px solid rgba(255,255,255,.1);padding:34px 0;color:#aebbd0;font-size:.9rem}
.site-footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.site-footer img{height:34px;width:auto;opacity:.9}
.site-footer nav{display:flex;gap:24px}
.site-footer a{color:#dbe3ee}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s,transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* Rechtstexte */
.legal{padding:72px 0 100px}
.legal .wrap{max-width:780px}
.legal h1{font-size:2.3rem;margin-bottom:30px}
.legal h2{font-size:1.2rem;margin:34px 0 10px}

@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:40px;padding:80px 0}
  .net svg{max-width:440px}
  .svc-grid{grid-template-columns:1fr 1fr}
  .why-grid{grid-template-columns:1fr 1fr}
  .kinm{grid-template-columns:1fr}
  .demo-grid,.builder,.stack{grid-template-columns:1fr}
  .pgrid{grid-template-columns:1fr 1fr}
  .rule{position:static}
  .layer:nth-child(n){margin-left:0}
  .nav{position:fixed;inset:76px 0 auto 0;background:var(--white);flex-direction:column;align-items:stretch;padding:18px 20px 26px;gap:6px;border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}
  .nav a{padding:12px 4px}
  .menu-btn{display:grid;place-items:center}
}
@media (max-width:640px){
  .svc-grid,.why-grid{grid-template-columns:1fr}
  .why{padding:32px 24px}
  section{padding:80px 0}
  .pgrid{grid-template-columns:1fr}
  .dlg-steps{grid-template-columns:1fr}
  .chain{grid-template-columns:1fr;gap:6px}
  .chain .wire{width:2px;height:22px;margin-inline:auto}
  .brand img{height:38px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}