/* NEURON — KI-Agentur · Demo · gestaltet von loew.me */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root{
  --bg:#0a0a12;
  --bg-2:#0e0e1a;
  --panel:#12121f;
  --panel-2:#171728;
  --line:rgba(124,92,255,.16);
  --line-2:rgba(255,255,255,.08);
  --txt:#e7e7f0;
  --muted:#9a9ab0;
  --dim:#6a6a82;
  --violet:#7c5cff;
  --blue:#4d9fff;
  --grad:linear-gradient(120deg,#7c5cff,#4d9fff);
  --grad-soft:linear-gradient(120deg,rgba(124,92,255,.14),rgba(77,159,255,.14));
  --code-green:#5be3a7;
  --code-pink:#ff7edb;
  --code-yellow:#ffd479;
  --radius:16px;
  --radius-sm:10px;
  --maxw:1160px;
  --sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Space Grotesk',var(--sans);
  --mono:'JetBrains Mono','Space Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:var(--sans);font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(60vw 50vh at 78% -5%,rgba(124,92,255,.18),transparent 60%),
    radial-gradient(50vw 40vh at 10% 8%,rgba(77,159,255,.12),transparent 60%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);line-height:1.12;margin:0 0 .5em;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.22rem}
p{margin:0 0 1rem}
.mono{font-family:var(--mono)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--violet);margin:0 0 .9rem}
.section{padding:84px 0;position:relative}
.section-head{max-width:640px;margin:0 0 48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head p{color:var(--muted);font-size:1.05rem;margin:0}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--display);font-weight:600;
  font-size:.98rem;padding:.8rem 1.4rem;border-radius:12px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .25s ease,background .25s ease;white-space:nowrap}
.btn-primary{background:var(--grad);color:#0a0a12;box-shadow:0 6px 26px rgba(124,92,255,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 36px rgba(124,92,255,.5)}
.btn-ghost{background:rgba(255,255,255,.03);color:var(--txt);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--violet);box-shadow:0 0 0 1px var(--violet),0 0 26px rgba(124,92,255,.25);transform:translateY(-2px)}
.btn-sm{padding:.6rem 1.05rem;font-size:.88rem}

/* header */
.site-header{position:sticky;top:0;z-index:50;transition:background .3s,border-color .3s,backdrop-filter .3s;
  border-bottom:1px solid transparent}
.site-header.scrolled{background:rgba(10,10,18,.82);backdrop-filter:blur(14px);border-bottom-color:var(--line-2)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--display);font-weight:700;font-size:1.2rem;letter-spacing:-.02em}
.brand .logo{width:30px;height:30px;flex:0 0 auto}
.nav-links{display:flex;align-items:center;gap:.35rem;list-style:none;margin:0;padding:0}
.nav-links a{padding:.5rem .85rem;border-radius:9px;font-size:.94rem;color:var(--muted);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--txt);background:rgba(255,255,255,.04)}
.nav-links a.active{color:var(--txt);background:var(--grad-soft)}
.nav-cta{margin-left:.4rem}
.hamburger{display:none;background:none;border:1px solid var(--line-2);border-radius:9px;width:42px;height:42px;
  cursor:pointer;padding:0;position:relative}
.hamburger span{position:absolute;left:11px;right:11px;height:2px;background:var(--txt);transition:.25s;border-radius:2px}
.hamburger span:nth-child(1){top:14px}
.hamburger span:nth-child(2){top:20px}
.hamburger span:nth-child(3){top:26px}
.hamburger[aria-expanded="true"] span:nth-child(1){top:20px;transform:rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){top:20px;transform:rotate(-45deg)}

/* hero (kompakt) */
.hero{padding:64px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.7vw,3.5rem);margin-bottom:.5rem}
.hero .lead{font-size:1.15rem;color:var(--muted);max-width:34ch;margin-bottom:1.6rem}
.type-line{font-family:var(--mono);color:var(--blue);font-size:1.05rem;margin:0 0 1.3rem;min-height:1.6em}
.type-line .caret{display:inline-block;width:.6ch;background:var(--violet);animation:blink 1s steps(1) infinite;color:transparent}
@keyframes blink{50%{opacity:0}}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap}
.hero-panel{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:var(--panel);box-shadow:0 24px 70px rgba(0,0,0,.5)}
.hero-panel .bar{display:flex;gap:.4rem;padding:.7rem .9rem;border-bottom:1px solid var(--line-2);background:var(--panel-2)}
.hero-panel .bar i{width:11px;height:11px;border-radius:50%;background:#333;display:block}
.hero-panel .bar i:nth-child(1){background:#ff5f57}
.hero-panel .bar i:nth-child(2){background:#febc2e}
.hero-panel .bar i:nth-child(3){background:#28c840}
.hero-panel img{width:100%;height:auto}
.hero-panel::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 80px rgba(124,92,255,.12);pointer-events:none}

/* generic cards */
.grid{display:grid;gap:20px}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--panel);border:1px solid var(--line-2);border-radius:var(--radius);padding:26px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:0 18px 44px rgba(124,92,255,.14)}
.card h3{margin-bottom:.5rem}
.card p{color:var(--muted);font-size:.96rem;margin:0}
.icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:var(--grad-soft);border:1px solid var(--line)}
.icon svg{width:24px;height:24px;stroke:var(--violet);fill:none;stroke-width:1.8}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
  border:1px solid var(--line-2);border-radius:var(--radius);padding:34px;background:var(--panel)}
.stat{text-align:center}
.stat .num{font-family:var(--display);font-weight:700;font-size:clamp(2.2rem,5vw,3.2rem);line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:var(--muted);font-size:.92rem;margin-top:.5rem}

/* steps */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{position:relative;padding:26px;border:1px solid var(--line-2);border-radius:var(--radius);background:var(--panel)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--mono);font-size:1.5rem;font-weight:700;
  color:transparent;background:var(--grad);-webkit-background-clip:text;background-clip:text;display:block;margin-bottom:.6rem}
.step h3{font-size:1.05rem}
.step p{color:var(--muted);font-size:.92rem;margin:0}

/* code block */
.codeblock{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#0c0c16;
  box-shadow:0 20px 60px rgba(0,0,0,.45)}
.codeblock .bar{display:flex;align-items:center;gap:.4rem;padding:.7rem .9rem;border-bottom:1px solid var(--line-2);background:#10101c}
.codeblock .bar i{width:11px;height:11px;border-radius:50%;background:#333;display:block}
.codeblock .bar i:nth-child(1){background:#ff5f57}
.codeblock .bar i:nth-child(2){background:#febc2e}
.codeblock .bar i:nth-child(3){background:#28c840}
.codeblock .bar .fname{margin-left:.6rem;font-family:var(--mono);font-size:.8rem;color:var(--dim)}
.codeblock pre{margin:0;padding:22px;overflow-x:auto;font-family:var(--mono);font-size:.86rem;line-height:1.7}
.codeblock code{font-family:var(--mono)}
.tok-kw{color:var(--code-pink)}
.tok-fn{color:var(--blue)}
.tok-str{color:var(--code-green)}
.tok-num{color:var(--code-yellow)}
.tok-com{color:var(--dim)}
.tok-var{color:#c7c7e6}

/* integrations badges */
.badges{display:flex;flex-wrap:wrap;gap:12px}
.badge{font-family:var(--mono);font-size:.86rem;color:var(--muted);padding:.55rem 1rem;border-radius:999px;
  border:1px solid var(--line-2);background:var(--panel);transition:.2s}
.badge:hover{color:var(--txt);border-color:var(--violet);box-shadow:0 0 20px rgba(124,92,255,.2)}

/* split feature (image + text) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split .frame{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel);
  box-shadow:0 20px 60px rgba(0,0,0,.45)}
.split ul{list-style:none;padding:0;margin:1rem 0 0}
.split li{position:relative;padding-left:1.7rem;margin-bottom:.7rem;color:var(--muted)}
.split li::before{content:"→";position:absolute;left:0;color:var(--violet);font-family:var(--mono)}

/* pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price-card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line-2);
  border-radius:var(--radius);padding:30px;transition:transform .22s,border-color .22s,box-shadow .22s}
.price-card:hover{transform:translateY(-4px);border-color:var(--line)}
.price-card.featured{border-color:var(--violet);box-shadow:0 0 0 1px var(--violet),0 24px 60px rgba(124,92,255,.22);position:relative}
.price-card.featured::before{content:"Beliebt";position:absolute;top:-12px;right:22px;font-family:var(--mono);font-size:.72rem;
  letter-spacing:.1em;text-transform:uppercase;padding:.3rem .7rem;border-radius:999px;background:var(--grad);color:#0a0a12;font-weight:700}
.price-card h3{font-size:1.15rem;margin-bottom:.2rem}
.price-card .tier-desc{color:var(--dim);font-size:.9rem;margin-bottom:1.2rem}
.price{font-family:var(--display);font-weight:700;font-size:2.6rem;line-height:1}
.price small{font-size:.9rem;color:var(--muted);font-weight:400;font-family:var(--sans)}
.price-card ul{list-style:none;padding:0;margin:1.3rem 0 1.6rem;flex:1}
.price-card li{position:relative;padding-left:1.7rem;margin-bottom:.65rem;color:var(--muted);font-size:.94rem}
.price-card li::before{content:"✓";position:absolute;left:0;color:var(--code-green);font-weight:700}
.price-card li.off{color:var(--dim);opacity:.6}
.price-card li.off::before{content:"–";color:var(--dim)}

/* comparison table */
.table-wrap{overflow-x:auto;border:1px solid var(--line-2);border-radius:var(--radius)}
table.compare{width:100%;border-collapse:collapse;min-width:560px;font-size:.94rem}
table.compare th,table.compare td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line-2)}
table.compare thead th{font-family:var(--display);background:var(--panel-2);color:var(--txt)}
table.compare tbody th{font-weight:500;color:var(--muted)}
table.compare td{text-align:center;color:var(--txt)}
table.compare td.yes{color:var(--code-green)}
table.compare td.no{color:var(--dim)}
table.compare tr:last-child td,table.compare tr:last-child th{border-bottom:none}

/* forms */
.form{display:grid;gap:18px}
.field{display:flex;flex-direction:column;gap:.4rem}
.field label{font-size:.9rem;font-weight:500;color:var(--txt)}
.field .req{color:var(--violet)}
.field input,.field select,.field textarea{
  font-family:var(--sans);font-size:.98rem;color:var(--txt);background:var(--bg-2);
  border:1px solid var(--line-2);border-radius:var(--radius-sm);padding:.8rem .9rem;transition:border-color .2s,box-shadow .2s}
.field textarea{resize:vertical;min-height:130px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--violet);
  box-shadow:0 0 0 3px rgba(124,92,255,.22)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:44px;align-items:start}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{display:flex;gap:.9rem;padding:14px 0;border-bottom:1px solid var(--line-2)}
.info-list li:last-child{border-bottom:none}
.info-list .ico{width:38px;height:38px;flex:0 0 auto;border-radius:10px;display:grid;place-items:center;background:var(--grad-soft);border:1px solid var(--line)}
.info-list .ico svg{width:18px;height:18px;stroke:var(--violet);fill:none;stroke-width:1.8}
.info-list strong{display:block;font-family:var(--display)}
.info-list span{color:var(--muted);font-size:.94rem}

/* cta band */
.cta-band{border:1px solid var(--line);border-radius:var(--radius);padding:52px 40px;text-align:center;
  background:radial-gradient(120% 140% at 50% 0%,rgba(124,92,255,.16),transparent 60%),var(--panel)}
.cta-band h2{margin-bottom:.4rem}
.cta-band p{color:var(--muted);max-width:48ch;margin:0 auto 1.6rem}

/* arch diagram (technologie) */
.arch{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.arch .node{border:1px solid var(--line-2);border-radius:12px;padding:16px;background:var(--panel);text-align:center;font-family:var(--mono);font-size:.86rem}
.arch .node b{display:block;font-family:var(--display);color:var(--txt);margin-bottom:.2rem}
.arch .node span{color:var(--dim);font-size:.78rem}
.arch .flow{grid-column:1/-1;text-align:center;color:var(--violet);font-family:var(--mono);font-size:1.2rem;margin:2px 0}

/* footer */
.site-footer{border-top:1px solid var(--line-2);padding:54px 0 40px;margin-top:40px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:40px}
.footer-top .brand{margin-bottom:1rem}
.footer-top p{color:var(--muted);font-size:.94rem;max-width:34ch}
.footer-col h4{font-family:var(--display);font-size:.9rem;letter-spacing:.04em;color:var(--txt);margin-bottom:.9rem}
.footer-col a{display:block;color:var(--muted);font-size:.92rem;padding:.28rem 0;transition:color .2s}
.footer-col a:hover{color:var(--txt)}
.footer-bottom{border-top:1px solid var(--line-2);padding-top:24px;text-align:center;color:var(--dim);
  font-family:var(--mono);font-size:.84rem}

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

:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:4px}

/* responsive */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero .lead{max-width:none}
  .split,.contact-grid{grid-template-columns:1fr;gap:32px}
  .cols-3,.cols-4,.steps,.pricing,.arch{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav-links{position:fixed;inset:70px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(10,10,18,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-2);
    padding:12px 24px 20px;transform:translateY(-130%);transition:transform .3s ease;pointer-events:none}
  .nav-links.open{transform:none;pointer-events:auto}
  .nav-links a{padding:.85rem .4rem;border-radius:8px}
  .nav-links .nav-cta{margin:.6rem 0 0}
  .nav-links .nav-cta .btn{width:100%;justify-content:center}
  .hamburger{display:block}
  .cols-3,.cols-4,.steps,.pricing,.stats,.arch,.field-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .section{padding:60px 0}
  .cta-band{padding:40px 24px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .type-line .caret{animation:none}
}