/* carsten-zuch.de – Web3-Look: dunkel, Glas, Neon-Verläufe. Keine externen Dateien (DSGVO). */
:root{
  --bg:#07070f; --bg2:#0d0d1c; --glass:rgba(255,255,255,.05); --glass-b:rgba(255,255,255,.10);
  --ink:#eef0ff; --ink-2:#a7abc9; --ink-3:#6e7294;
  --c1:#7c5cff; --c2:#00e0ff; --c3:#ff4fd8; --c4:#ffb547;
  --grad:linear-gradient(120deg,var(--c1),var(--c2) 45%,var(--c3));
  --sans: "Segoe UI Variable","Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  --mono: ui-monospace,"Cascadia Code","SF Mono",Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.7 var(--sans);overflow-x:hidden}
a{color:var(--c2)}
::selection{background:var(--c1);color:#fff}

/* Hintergrund: Aurora + Raster + Partikel */
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.blob{position:absolute;width:55vmax;height:55vmax;border-radius:50%;filter:blur(90px);opacity:.35;animation:float 22s ease-in-out infinite alternate}
.b1{background:var(--c1);top:-20vmax;left:-15vmax}
.b2{background:var(--c2);bottom:-25vmax;right:-15vmax;animation-delay:-7s;opacity:.25}
.b3{background:var(--c3);top:30%;left:45%;width:35vmax;height:35vmax;animation-delay:-13s;opacity:.18}
@keyframes float{to{transform:translate(8vmax,6vmax) scale(1.15)}}
.gridlines{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(ellipse at 50% 30%,#000 30%,transparent 75%)}
#net{position:absolute;inset:0;width:100%;height:100%}

.wrap{max-width:1100px;margin:0 auto;padding:0 22px}

/* Navigation */
header.top{position:fixed;top:14px;left:0;right:0;z-index:20}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:58px;
  background:rgba(13,13,28,.55);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--glass-b);border-radius:999px;padding:0 10px 0 22px}
.brand{font-weight:700;color:var(--ink);text-decoration:none;letter-spacing:.02em;display:flex;align-items:center;gap:10px}
.brand i{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;font-style:normal;font-size:.8rem;color:#fff;box-shadow:0 0 20px rgba(124,92,255,.6)}
nav{display:flex;gap:4px}
nav a{color:var(--ink-2);text-decoration:none;font-size:.92rem;padding:8px 14px;border-radius:999px;transition:.25s}
nav a:hover{color:#fff;background:var(--glass)}
nav a.cta{background:var(--grad);color:#fff;font-weight:600}

/* Hero */
.hero{min-height:100vh;display:flex;align-items:center;padding:120px 0 60px}
.hero .wrap{display:grid;grid-template-columns:1.25fr .9fr;gap:56px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;font:600 .78rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;
  color:var(--c2);padding:9px 14px;border:1px solid rgba(0,224,255,.35);border-radius:999px;background:rgba(0,224,255,.07)}
.pill b{width:8px;height:8px;border-radius:50%;background:var(--c2);box-shadow:0 0 12px var(--c2);animation:pulse 1.8s infinite}
@keyframes pulse{50%{opacity:.3}}
h1{font-size:clamp(2.6rem,6.5vw,5rem);line-height:1.02;margin:22px 0 18px;letter-spacing:-.03em;font-weight:800}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% auto;animation:shine 6s linear infinite}
@keyframes shine{to{background-position:200% center}}
.typed{font:500 1.15rem/1.5 var(--mono);color:var(--ink-2);min-height:1.6em}
.typed .cur{display:inline-block;width:.55em;height:1.1em;background:var(--c2);vertical-align:-2px;margin-left:2px;animation:pulse 1s steps(1) infinite}
.actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:14px;text-decoration:none;font-weight:600;transition:.25s}
.btn.primary{background:var(--grad);color:#fff;box-shadow:0 10px 40px -10px rgba(124,92,255,.8)}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 16px 50px -10px rgba(0,224,255,.8)}
.btn.ghost{color:var(--ink);border:1px solid var(--glass-b);background:var(--glass)}
.btn.ghost:hover{border-color:var(--c2)}

/* Avatar mit rotierendem Ring */
.avatar{position:relative;width:min(360px,80vw);aspect-ratio:1;margin:0 auto}
.avatar::before{content:"";position:absolute;inset:-4px;border-radius:50%;background:conic-gradient(from 0deg,var(--c1),var(--c2),var(--c3),var(--c4),var(--c1));animation:spin 8s linear infinite;filter:blur(1px)}
.avatar::after{content:"";position:absolute;inset:-40px;border-radius:50%;background:conic-gradient(from 0deg,var(--c1),var(--c2),var(--c3),var(--c1));filter:blur(60px);opacity:.35;animation:spin 8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.avatar .in{position:absolute;inset:4px;border-radius:50%;background:radial-gradient(circle at 30% 25%,#24244a,#0b0b18 70%);z-index:1;display:grid;place-items:center;overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}
.avatar .mono{font-size:clamp(4rem,10vw,6.5rem);font-weight:800;letter-spacing:-.04em}
.chip{position:absolute;z-index:2;font:600 .8rem/1 var(--mono);padding:10px 14px;border-radius:12px;background:rgba(13,13,28,.75);
  backdrop-filter:blur(10px);border:1px solid var(--glass-b);white-space:nowrap;animation:bob 5s ease-in-out infinite}
.chip.c1{top:8%;left:-8%}.chip.c2{bottom:14%;right:-10%;animation-delay:-2s}.chip.c3{bottom:-2%;left:6%;animation-delay:-3.5s}
.chip span{color:var(--c2)}
@keyframes bob{50%{transform:translateY(-10px)}}

/* Sektionen */
section{padding:110px 0;position:relative}
.label{font:600 .8rem/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--c3)}
h2{overflow-wrap:break-word;hyphens:auto;font-size:clamp(1.8rem,4.5vw,3.2rem);line-height:1.1;margin:14px 0 14px;letter-spacing:-.02em;font-weight:800}
.intro{color:var(--ink-2);max-width:40em;margin:0 0 48px;font-size:1.08rem}

/* Bento-Grid mit Glas-Karten */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.card{position:relative;grid-column:span 2;padding:28px;border-radius:22px;background:var(--glass);border:1px solid var(--glass-b);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);overflow:hidden;transition:transform .2s ease,border-color .3s;transform-style:preserve-3d}
.card.wide{grid-column:span 4}.card.half{grid-column:span 3}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--grad);opacity:0;transition:.3s;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.card:hover::before{opacity:1}
.card .glow{position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(124,92,255,.35),transparent 70%);
  left:var(--mx,50%);top:var(--my,50%);transform:translate(-50%,-50%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover .glow{opacity:1}
.ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.06);border:1px solid var(--glass-b);margin-bottom:18px}
.ico svg{width:24px;height:24px;stroke:url(#g);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{margin:0 0 8px;font-size:1.25rem}
.card p{margin:0;color:var(--ink-2)}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.region{margin:26px 0 -6px;font:600 .7rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--c1)}
.tags span{font:500 .75rem/1 var(--mono);padding:7px 10px;border-radius:8px;background:rgba(255,255,255,.05);border:1px solid var(--glass-b);color:var(--ink-2)}

/* Drohnen-Karte */
.drone-card{min-height:280px}
.drone{position:absolute;right:24px;top:22px;width:130px;animation:hover 4s ease-in-out infinite}
.drone .prop{transform-origin:center;transform-box:fill-box;animation:spin .25s linear infinite}
@keyframes hover{50%{transform:translateY(-12px) rotate(-3deg)}}
.badge{display:inline-flex;gap:8px;align-items:center;margin-top:18px;padding:10px 14px;border-radius:12px;
  background:linear-gradient(120deg,rgba(124,92,255,.2),rgba(0,224,255,.15));border:1px solid rgba(0,224,255,.35);font:600 .85rem/1 var(--mono)}

/* Zahlen */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:18px}
.stat{padding:26px;border-radius:22px;background:var(--glass);border:1px solid var(--glass-b);text-align:center}
.stat b{display:block;font-size:2.4rem;font-weight:800;letter-spacing:-.03em}
.stat span{color:var(--ink-3);font:500 .8rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.08em}

/* Marquee */
.marquee{overflow:hidden;border-block:1px solid var(--glass-b);padding:20px 0;background:rgba(255,255,255,.02)}
.marquee div{display:flex;gap:48px;width:max-content;animation:scroll 36s linear infinite;font:700 1.4rem/1 var(--sans);color:var(--ink-3)}
.marquee em{font-style:normal;color:var(--c1)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* Kontakt */
.contact-box{position:relative;text-align:center;padding:70px 30px;border-radius:32px;overflow:hidden;
  background:radial-gradient(circle at 50% 0%,rgba(124,92,255,.35),transparent 60%),var(--bg2);border:1px solid var(--glass-b)}
.contact-box h2{margin-top:10px}
.mail{display:inline-block;margin-top:10px;font-size:clamp(1.3rem,4vw,2.2rem);font-weight:800;text-decoration:none}

footer{padding:40px 0 50px;color:var(--ink-3);font-size:.9rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a{color:var(--ink-2);margin-left:18px;text-decoration:none}
footer a:hover{color:var(--c2)}

/* Scroll-Einblendung */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}
.reveal.on{opacity:1;transform:none}

/* Rechtstexte */
.legal{padding:150px 0 80px}
.legal .paper{max-width:820px;padding:44px;border-radius:24px;background:var(--glass);border:1px solid var(--glass-b);backdrop-filter:blur(12px)}
.legal h1{font-size:clamp(2.2rem,5vw,3.2rem);margin:0 0 10px}
.legal h2{font-size:1.3rem;margin:34px 0 8px;font-weight:700}
.legal p,.legal li{color:var(--ink-2)}
.todo{background:rgba(255,181,71,.2);color:var(--c4);padding:0 6px;border-radius:4px}

@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;text-align:center}
  .hero .actions{justify-content:center}
  .avatar{width:min(280px,70vw);order:-1}
  .bento{grid-template-columns:1fr}
  .card,.card.wide,.card.half{grid-column:auto}
  .stats{grid-template-columns:repeat(2,1fr)}
  nav a:not(.cta){display:none}
  .chip.c1{left:-4%}.chip.c2{right:-4%}
  section{padding:80px 0}
  .legal .paper{padding:26px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* Werdegang-Zeitleiste */
.timeline{position:relative;margin-left:10px;padding-left:34px}
.timeline::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--c1),var(--c2),var(--c3));border-radius:2px;opacity:.7}
.step{position:relative;margin-bottom:22px;padding:22px 26px;border-radius:18px;background:var(--glass);border:1px solid var(--glass-b);backdrop-filter:blur(12px)}
.step::before{content:"";position:absolute;left:-41px;top:28px;width:14px;height:14px;border-radius:50%;background:var(--bg);border:3px solid var(--c2);box-shadow:0 0 14px var(--c2)}
.step.now::before{border-color:var(--c3);box-shadow:0 0 18px var(--c3);animation:pulse 1.8s infinite}
.step time{font:600 .8rem/1 var(--mono);letter-spacing:.08em;color:var(--c2)}
.step h3{margin:8px 0 6px;font-size:1.15rem}
.step p{margin:0;color:var(--ink-2)}
.certs{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:40px}
.cert{display:flex;gap:14px;align-items:center;padding:18px;border-radius:16px;background:var(--glass);border:1px solid var(--glass-b)}
.cert .ico{margin:0;flex:none}
.cert b{display:block;font-size:.98rem}
.cert span{color:var(--ink-3);font:500 .78rem/1.3 var(--mono)}
.strengths{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.strengths span{padding:10px 16px;border-radius:999px;border:1px solid rgba(0,224,255,.3);background:rgba(0,224,255,.06);font-size:.92rem}

/* Galerie */
.gallery{columns:3 280px;column-gap:16px}
.gallery figure{margin:0 0 16px;break-inside:avoid;position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--glass-b);cursor:zoom-in;background:var(--glass)}
.gallery img{display:block;width:100%;height:auto;transition:transform .6s ease,filter .4s}
.gallery figure:hover img{transform:scale(1.05);filter:saturate(1.15)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:28px 16px 12px;font:600 .85rem/1.3 var(--mono);color:#fff;
  background:linear-gradient(transparent,rgba(7,7,15,.85));opacity:0;transform:translateY(8px);transition:.3s}
.gallery figure:hover figcaption{opacity:1;transform:none}
.lightbox{position:fixed;inset:0;z-index:50;background:rgba(5,5,12,.92);backdrop-filter:blur(8px);display:none;align-items:center;justify-content:center;padding:20px}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:82vh;border-radius:14px;box-shadow:0 0 60px rgba(124,92,255,.4)}
.lightbox p{position:absolute;bottom:22px;left:0;right:0;text-align:center;font:600 .95rem var(--mono);color:var(--ink-2)}
.lightbox button{position:absolute;top:50%;transform:translateY(-50%);background:var(--glass);border:1px solid var(--glass-b);color:#fff;font-size:1.6rem;width:52px;height:52px;border-radius:50%;cursor:pointer}
.lightbox .prev{left:16px}.lightbox .next{right:16px}
.lightbox .close{top:24px;right:16px;transform:none;font-size:1.2rem}
@media (max-width:900px){.gallery figcaption{opacity:1;transform:none}}


/* Werdegang-Überschrift: "Beschichtungsanlage" nie trennen */
#werdegang h2{font-size:clamp(1.6rem,3.4vw,2.6rem);white-space:nowrap;hyphens:manual}
#werdegang h2 .grad{white-space:nowrap}
@media (max-width:700px){#werdegang h2{white-space:normal}}

/* Sprachumschalter */
.lang{display:inline-flex;gap:2px;margin-left:8px;padding:3px;border-radius:999px;border:1px solid var(--glass-b);background:rgba(255,255,255,.04)}
.lang button{font:600 .72rem/1 var(--mono);letter-spacing:.06em;color:var(--ink-2);background:none;border:0;padding:7px 9px;border-radius:999px;cursor:pointer;transition:.2s}
.lang button:hover{color:#fff}
.lang button.on{background:var(--grad);color:#fff}
/* Vietnam hervorgehoben */
.tags span.fav{background:linear-gradient(135deg,rgba(255,79,216,.25),rgba(124,92,255,.25));border-color:rgba(255,79,216,.6);color:#fff;font-weight:700;box-shadow:0 0 14px rgba(255,79,216,.35)}
.heart{margin-top:14px;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,79,216,.45);background:rgba(255,79,216,.08);color:var(--ink)}
.heart i{font-style:normal;color:#ff4fd8;margin-right:4px}
.heart b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.heart{margin:16px 0 0}
/* Vietnamesisch: Schrift mit sauberen Akzenten statt Monospace */
html[lang="vi"] .tags span,html[lang="vi"] .region,html[lang="vi"] .pill,html[lang="vi"] .label,html[lang="vi"] .chip,html[lang="vi"] .stat span,html[lang="vi"] .cert span,html[lang="vi"] time,html[lang="vi"] .badge,html[lang="vi"] .typed{font-family:var(--sans)}
@media (max-width:480px){.lang{margin-left:4px}.lang button{padding:6px 7px}}
.card p.region{margin:26px 0 -4px}
.card p.heart{margin:16px 0 0}
.card.full{grid-column:span 6}
@media (max-width:900px){.card.full{grid-column:auto}}