:root{--bg:#03060a;--cy:#5ef0ff;--ink:#eafcff;--dim:#8aa9b6}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow:hidden;-webkit-tap-highlight-color:transparent}
canvas{position:fixed;inset:0;width:100%;height:100%;display:block;cursor:pointer}
/* very light scanlines – subtle, not overdone */
.scan{position:fixed;inset:0;pointer-events:none;background:repeating-linear-gradient(to bottom,rgba(0,0,0,0) 0 3px,rgba(0,8,12,.16) 3px 4px)}
.vig{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 50% 42%,rgba(3,6,10,0) 50%,rgba(3,6,10,.8) 100%)}
header{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:max(20px,env(safe-area-inset-top)) 22px 0;z-index:5;pointer-events:none}
.logo{font-weight:800;font-size:16px;letter-spacing:.02em}.logo span{color:var(--cy)}
.mono{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;letter-spacing:.12em;text-transform:uppercase}
.pill{font-size:10px;padding:9px 14px;border-radius:30px;border:1px solid rgba(94,240,255,.35);background:rgba(5,20,28,.45);backdrop-filter:blur(8px)}
.pill i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--cy);box-shadow:0 0 8px var(--cy);margin-right:8px;animation:blink 1.6s infinite}
@keyframes blink{50%{opacity:.25}}
.hint{position:fixed;left:0;right:0;bottom:max(40px,env(safe-area-inset-bottom));text-align:center;font-size:10px;color:var(--cy);z-index:5;pointer-events:none;animation:pulse 2.4s ease-in-out infinite}
.hint.off{animation:none;opacity:0;transition:opacity .5s}
@keyframes pulse{50%{opacity:.45}}
main{position:fixed;left:0;right:0;bottom:0;padding:110px 22px max(30px,env(safe-area-inset-bottom));z-index:5;text-align:center;pointer-events:none;opacity:0;transform:translateY(14px);transition:opacity 1.2s ease,transform 1.2s ease;
  background:linear-gradient(to bottom,rgba(3,6,10,0),rgba(3,6,10,.78) 45%,rgba(3,6,10,.92))}
main.on{opacity:1;transform:none}
.kicker{font-size:10px;color:var(--cy);margin-bottom:10px}
h1{font-weight:800;font-size:clamp(28px,6vw,52px);line-height:.95;letter-spacing:-.02em;text-shadow:0 0 24px rgba(94,240,255,.35)}
.sub{font-size:11px;color:#cfeef5;margin-top:12px}
.soon{margin-top:14px;font-size:13px;color:var(--dim)}
.again{pointer-events:auto;margin-top:16px;background:rgba(3,6,10,.5);border:1px solid rgba(94,240,255,.35);color:var(--ink);border-radius:30px;padding:8px 14px;font-size:9.5px;cursor:pointer}
@media (prefers-reduced-motion:reduce){.hint,.pill i{animation:none}}

/* ---- menu (right of the portrait) ---- */
#menu{position:fixed;z-index:6;display:flex;flex-direction:column;gap:10px;opacity:0;transform:translateX(16px);pointer-events:none;transition:opacity .9s ease .3s,transform .9s ease .3s}
#menu.on{opacity:1;transform:none;pointer-events:auto}
#menu.hide{opacity:0!important;pointer-events:none!important;transition-delay:0s}
.mbtn{display:flex;align-items:center;gap:9px;font-size:10px;color:var(--ink);background:rgba(5,22,32,.55);border:1px solid rgba(94,240,255,.35);border-radius:30px;padding:9px 14px 9px 10px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);cursor:pointer;text-align:left;box-shadow:0 0 18px rgba(94,240,255,.12);transition:border-color .2s,background .2s}
.mbtn b{font-weight:400;color:var(--cy);font-size:9px}
.mbtn:hover,.mbtn:focus-visible{border-color:var(--cy);background:rgba(10,40,55,.7);outline:none}
main.away{opacity:0!important;transition-delay:0s}

/* ---- topic overlay: languages ---- */
.topic{position:fixed;left:0;right:0;bottom:0;z-index:6;padding:90px 22px max(26px,env(safe-area-inset-bottom));text-align:center;pointer-events:none;opacity:0;transition:opacity .6s;
  background:linear-gradient(to bottom,rgba(3,6,10,0),rgba(3,6,10,.7) 35%,rgba(3,6,10,.9))}
.topic.on{opacity:1;pointer-events:auto}
/* typewriter languages */
.type{list-style:none;margin:10px auto 0;display:inline-flex;flex-direction:column;gap:14px;text-align:left;min-width:220px}
.type li{font-size:clamp(22px,6.4vw,34px);letter-spacing:.18em;color:var(--ink);text-shadow:0 0 14px rgba(94,240,255,.45);min-height:1.2em;display:flex;align-items:center;gap:.6em}
.type li::before{content:attr(data-n);font-size:.38em;color:var(--cy);letter-spacing:.1em;opacity:.8}
.type li.cur::after{content:"";width:.55em;height:1em;background:var(--cy);margin-left:.08em;animation:caret .8s steps(1) infinite;box-shadow:0 0 10px var(--cy)}
@keyframes caret{50%{opacity:0}}

/* eye / projects */
#eye{position:fixed;inset:0;width:100%;height:100%;z-index:4;pointer-events:none;opacity:0;transition:opacity 1s ease}
#eye.on{opacity:1}
.topic-eye{background:linear-gradient(to bottom,rgba(3,6,10,0),rgba(3,6,10,.55) 30%,rgba(3,6,10,.85))}
.timeline{list-style:none;position:relative;margin:8px auto 0;padding-left:26px;max-width:340px;text-align:left}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:1px;background:linear-gradient(var(--cy),rgba(94,240,255,.15))}
.timeline li{position:relative;opacity:0;transform:translateX(-8px);transition:opacity .5s,transform .5s}
.timeline li.in{opacity:1;transform:none}
.timeline button{all:unset;cursor:pointer;display:flex;gap:12px;align-items:baseline;padding:9px 0;width:100%}
.timeline button::before{content:"";position:absolute;left:-22px;top:15px;width:9px;height:9px;border-radius:50%;background:#03060a;border:1.5px solid var(--cy);box-shadow:0 0 10px rgba(94,240,255,.6)}
.timeline button[aria-expanded=true]::before{background:var(--cy)}
.timeline .yr{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:12px;color:var(--cy);letter-spacing:.12em;min-width:60px;white-space:nowrap}
.timeline .ti{font-size:16px;font-weight:700;color:var(--ink)}
.timeline button:focus-visible .ti{text-decoration:underline}
.pcard{max-width:340px;margin:12px auto 0;text-align:left;padding:14px 16px;border-radius:16px;background:rgba(6,24,34,.7);border:1px solid rgba(94,240,255,.35);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.pcard .pk{font-size:9.5px;color:var(--cy)}
.pcard h3{font-size:17px;margin-top:6px}
.pcard p{font-size:13px;line-height:1.45;color:#cfe6ee;margin-top:6px}
.back{display:block;margin:16px auto 0;background:rgba(3,6,10,.5);border:1px solid rgba(94,240,255,.35);color:var(--ink);border-radius:30px;padding:8px 14px;font-size:9.5px;cursor:pointer}
.toast{position:fixed;left:50%;top:84px;transform:translate(-50%,-8px);z-index:9;font-size:10px;padding:8px 14px;border-radius:20px;background:rgba(5,22,32,.85);border:1px solid rgba(94,240,255,.4);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* languages level */
.type li .lv{font-size:.36em;letter-spacing:.14em;color:var(--dim);margin-left:.4em;opacity:0;transition:opacity .5s}
.type li .lv.in{opacity:1}

/* skills */
.stats{display:flex;justify-content:center;gap:10px;margin:8px auto 14px;max-width:520px;flex-wrap:wrap}
.stat{min-width:96px;padding:10px 12px;border-radius:14px;background:rgba(6,24,34,.6);border:1px solid rgba(94,240,255,.3);opacity:0;transform:translateY(8px);transition:opacity .5s,transform .5s}
.stat.in{opacity:1;transform:none}
.stat b{display:block;font-size:22px;font-weight:800;color:var(--ink);text-shadow:0 0 14px rgba(94,240,255,.4)}
.stat span{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:8.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--cy)}
.skills{max-width:560px;margin:0 auto;text-align:left;display:grid;gap:12px}
.sgroup h4{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--cy);font-weight:400;margin-bottom:6px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip2{font-size:12px;padding:6px 10px;border-radius:20px;background:rgba(6,24,34,.65);border:1px solid rgba(94,240,255,.25);color:#e3f6fb;opacity:0;transform:scale(.9);transition:opacity .35s,transform .35s,border-color .2s}
.chip2.in{opacity:1;transform:none}
.chip2.ai{border-color:rgba(94,240,255,.6);box-shadow:0 0 12px rgba(94,240,255,.2)}

/* globe / lebenslauf */
#globe{position:fixed;inset:0;width:100%;height:100%;z-index:4;pointer-events:none;opacity:0;transition:opacity 1s ease}
#globe.on{opacity:1}
.topic.topic-globe{inset:0;max-height:none;overflow:visible;padding:0;background:none;pointer-events:none}
.topic-globe.on>*{pointer-events:auto}
.topic-globe .kicker{position:absolute;margin:0;text-align:left}
.station{position:absolute;text-align:center;padding:12px 14px 14px;border-radius:16px;background:rgba(3,10,16,.62);border:1px solid rgba(94,240,255,.22);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 0 30px rgba(94,240,255,.08)}
.station.in{animation:stin .55s ease both}
@keyframes stin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.station .sk{font-size:10px;color:var(--cy)}
.station h3{font-size:17px;line-height:1.2;margin-top:4px}
.station p{font-size:12.5px;line-height:1.45;color:#cfe6ee;margin-top:5px}
.stops{position:absolute;display:flex;flex-direction:column;gap:7px;padding-left:14px}
.stops::before{content:"";position:absolute;left:3px;top:10px;bottom:10px;width:1px;background:linear-gradient(var(--cy),rgba(94,240,255,.12))}
.stops button{position:relative;font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:10px;letter-spacing:.1em;color:var(--dim);background:rgba(6,24,34,.6);border:1px solid rgba(94,240,255,.2);border-radius:20px;padding:7px 9px;cursor:pointer;text-align:left;background:rgba(4,16,24,.88)}
.stops button::before{content:"";position:absolute;left:-15px;top:50%;width:7px;height:7px;margin-top:-4px;border-radius:50%;background:#03060a;border:1.5px solid rgba(94,240,255,.6)}
.stops button[aria-selected=true]::before{background:var(--cy);box-shadow:0 0 8px var(--cy)}
.topic-globe .back{position:absolute;left:50%;transform:translateX(-50%);bottom:max(22px,env(safe-area-inset-bottom));margin:0}
@media (prefers-reduced-motion:reduce){.station.in{animation:none}}
.stops button[aria-selected=true]{color:#03060a;background:var(--cy);border-color:var(--cy)}

/* ausbildung */
.diploma{position:relative;max-width:360px;margin:8px auto 0;padding:18px 18px 14px;border-radius:18px;text-align:left;background:linear-gradient(135deg,rgba(94,240,255,.10),rgba(6,24,34,.7));border:1px solid rgba(94,240,255,.4);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);opacity:0;transform:translateY(12px) scale(.98);transition:opacity .7s,transform .7s}
.topic.on .diploma{opacity:1;transform:none;transition-delay:.3s}
.diploma .gear{position:absolute;right:14px;top:14px;width:46px;height:46px;color:var(--cy);opacity:.8;animation:spin 14s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.diploma .dk{font-size:10px;color:var(--cy)}
.diploma h3{font-size:22px;line-height:1.1;margin-top:8px}
.dl{list-style:none;margin-top:12px;display:grid;gap:8px;border-left:1px solid rgba(94,240,255,.4);padding-left:12px}
.dl li{font-size:13px;line-height:1.35;color:#d8eef4;opacity:0;transform:translateX(-6px);transition:opacity .5s,transform .5s}
.topic.on .dl li{opacity:1;transform:none}
.topic.on .dl li:nth-child(1){transition-delay:.8s}.topic.on .dl li:nth-child(2){transition-delay:1.1s}.topic.on .dl li:nth-child(3){transition-delay:1.4s}
.dl li span{display:block;font-size:10px;color:var(--cy);letter-spacing:.1em;margin-bottom:2px}
@media (prefers-reduced-motion:reduce){.diploma .gear{animation:none}}

/* language switch */
html,body{touch-action:manipulation}
.langsw{display:flex;gap:4px;pointer-events:none;opacity:0;transition:opacity .8s}
.langsw.on{opacity:1;pointer-events:auto}
.langsw button,.startlang button{font:inherit;font-size:10px;letter-spacing:.12em;color:var(--dim);background:rgba(5,22,32,.5);border:1px solid rgba(94,240,255,.25);border-radius:20px;padding:7px 9px;cursor:pointer}
.langsw button[aria-pressed=true],.startlang button[aria-pressed=true]{color:#03060a;background:var(--cy);border-color:var(--cy)}
.startlang{position:fixed;left:0;right:0;z-index:6;display:flex;justify-content:center;gap:10px;transition:opacity .5s}
.startlang button{font-size:12px;padding:10px 16px;min-width:58px;box-shadow:0 0 16px rgba(94,240,255,.12)}
.startlang button:hover,.startlang button:focus-visible{border-color:var(--cy);color:var(--ink);outline:none}
.startlang.off{opacity:0;pointer-events:none}
.topic{max-height:calc(100% - 70px);overflow-y:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.topic::-webkit-scrollbar{display:none}
#topic-skills{padding-top:28px}

/* KI: menu accent + ring carousel */
.mbtn-ai{border-color:rgba(94,240,255,.6);box-shadow:0 0 22px rgba(94,240,255,.25)}
.mbtn-ai span{font-weight:700;letter-spacing:.2em}
.topic.topic-ki{inset:0;max-height:none;overflow:hidden;display:flex;flex-direction:column;justify-content:center;padding:84px 0 max(22px,env(safe-area-inset-bottom));background:radial-gradient(ellipse at 50% 55%,rgba(3,6,10,.55),rgba(3,6,10,.15) 70%)}
.topic-ki .kicker{margin-bottom:4px}
.ring{position:relative;width:100%;height:min(400px,56vh);perspective:1000px;perspective-origin:50% 45%;touch-action:pan-y;cursor:grab;outline:none;user-select:none;-webkit-user-select:none}
.ring:active{cursor:grabbing}
.aic{position:absolute;left:50%;top:50%;width:min(360px,74vw);padding:18px 18px 16px;text-align:left;border-radius:18px;background:linear-gradient(160deg,#0a2a38,#040f16);border:1px solid rgba(94,240,255,.22);box-shadow:0 10px 40px rgba(0,0,0,.5);backface-visibility:hidden;-webkit-backface-visibility:hidden;will-change:transform,opacity}
.aic.front{border-color:rgba(94,240,255,.75);box-shadow:0 0 34px rgba(94,240,255,.22),0 10px 40px rgba(0,0,0,.5)}
.aic-top{display:flex;justify-content:space-between;align-items:center;font-size:9.5px;color:var(--cy);letter-spacing:.14em}
.aic-top svg{width:30px;height:30px;fill:none;stroke:var(--cy);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 6px rgba(94,240,255,.6))}
.aic h3{font-size:20px;line-height:1.2;margin-top:12px}
.aic p{font-size:13.5px;line-height:1.5;color:#cfe6ee;margin-top:8px}
.aic .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.aic .tags span{font-size:9px;letter-spacing:.1em;color:var(--cy);border:1px solid rgba(94,240,255,.3);border-radius:20px;padding:4px 8px}
.ringnav{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:6px}
.rbtn{width:38px;height:38px;border-radius:50%;background:rgba(5,22,32,.7);border:1px solid rgba(94,240,255,.35);color:var(--ink);font-size:18px;line-height:1;cursor:pointer}
.rdots{display:flex;gap:7px}
.rdots i{width:7px;height:7px;border-radius:50%;background:rgba(94,240,255,.25);cursor:pointer;transition:background .3s,transform .3s}
.rdots i.on{background:var(--cy);transform:scale(1.3);box-shadow:0 0 8px var(--cy)}
.topic-ki .back{margin-top:14px}