/* Shared by / (English) and /de/ (German). */
body{margin:0}
img{max-width:100%}
/* Layout: text column on the left, a fixed particle "instrument" on the right that re-forms into each project's signal as you scroll. Single dark look by choice. */
:root{
  --bg:#070A0D;
  --surface:#0E1318;
  --line:#1B232B;
  --fg:#E6EBEF;
  --muted:#9AA6B1;
  --faint:#76818C;
  --accent:#5FD4C4;
  --accent-ink:#06100F;
  --display:"Instrument Serif", Georgia, "Times New Roman", serif;
  --body:"Manrope", system-ui, -apple-system, sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, Menlo, monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--fg)}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

#field{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.wrap{position:relative;z-index:1;max-width:1240px;margin:0 auto;padding-left:max(24px, env(safe-area-inset-left, 0px));padding-right:max(24px, env(safe-area-inset-right, 0px))}
.col{max-width:560px}

.label{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.label.acc{color:var(--accent)}

header.top{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;padding-block:24px}
.mark{display:inline-flex;align-items:baseline;gap:12px;text-decoration:none}
.mark b{font-family:var(--display);font-weight:400;font-size:30px;line-height:1}
.mark b i{color:var(--accent);font-style:normal}
nav.main{display:flex;flex-wrap:wrap;gap:24px}
nav.main a{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);text-decoration:none;padding-block:8px}
nav.main a:hover{color:var(--fg)}
nav.main{align-items:center}
nav.main a.lang{display:inline-flex;align-items:center;line-height:1;color:var(--accent);border:1px solid var(--line);border-radius:999px;padding:7px 12px}
nav.main a.lang:hover{border-color:var(--accent)}
@media (max-width:520px){nav.main{gap:4px 18px}}

section{padding-block:72px;scroll-margin-top:24px}
.scene{min-height:88vh;display:flex;flex-direction:column;justify-content:center}
@media (max-width:899px){.scene{min-height:auto}}

.hero{padding-top:48px}
.hero .eyebrows{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}
h1{font-family:var(--display);font-weight:400;font-size:clamp(56px,9vw,116px);line-height:.92;letter-spacing:-.01em;margin:0 0 28px;text-wrap:balance}
h1 em{color:var(--accent)}
.lede{font-size:19px;color:var(--muted);max-width:34em;margin:0 0 32px}
.ctas{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:0 24px;border-radius:999px;font-weight:600;font-size:15px;text-decoration:none;border:1px solid var(--line);color:var(--fg);background:transparent;cursor:pointer;transition:border-color .2s, transform .2s}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{transform:translateY(-1px)}
.hero .meta{display:flex;flex-wrap:wrap;gap:12px 32px;margin-top:56px}

/* hero portrait: cut-out photo floating on the right, field dims behind it */
.hero{position:relative}
.hero .col{position:relative;z-index:2}
.portrait{margin:0;pointer-events:none}
.portrait::before{content:"";position:absolute;inset:18% 12% 8%;border-radius:50%;background:radial-gradient(closest-side,rgba(95,212,196,.20),rgba(95,212,196,0));filter:blur(10px)}
.portrait-tilt{transform:translate(var(--px,0px),var(--py,0px));transition:transform .7s ease-out}
.portrait-float{animation:portrait-float 8s ease-in-out infinite}
.portrait img{position:relative;display:block;width:100%;height:auto;-webkit-mask-image:linear-gradient(to bottom,#000 70%,transparent 98%);mask-image:linear-gradient(to bottom,#000 70%,transparent 98%)}
@keyframes portrait-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.motion-paused .portrait-float{animation-play-state:paused}
@media (prefers-reduced-motion: reduce){.portrait-float{animation:none}.portrait-tilt{transform:none;transition:none}}
#field{transition:opacity .6s ease}
.in-hero #field{opacity:.33}
.in-hero .readout{opacity:0}
.readout{transition:opacity .4s}
@media (min-width:900px){
  .portrait{position:absolute;z-index:1;right:0;top:50%;transform:translateY(-46%);width:min(40vw,520px)}
}
@media (max-width:899px){
  .portrait{position:relative;width:min(100%,400px);margin:40px auto -24px}
  .in-hero #field{opacity:.2}
}

h2{font-family:var(--display);font-weight:400;font-size:clamp(40px,5.5vw,64px);line-height:1;margin:0;text-wrap:balance}
.sec-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:12px;padding-bottom:8px}

.project .counter{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.project .num{font-family:var(--mono);font-size:12px;width:38px;height:38px;border:1px solid var(--line);border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:var(--accent)}
h3{font-family:var(--display);font-weight:400;font-size:clamp(36px,4.6vw,54px);line-height:1.02;margin:0 0 14px;text-wrap:balance}
.sub{color:var(--accent);font-size:17px;font-weight:500;margin:0 0 14px}
.desc{color:var(--muted);margin:0 0 22px;max-width:36em}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.chips span{font-family:var(--mono);font-size:12px;padding:6px 12px;border:1px solid var(--line);border-radius:4px;color:var(--muted);background:rgba(14,19,24,.7)}
dl.kv{margin:0 0 26px;display:grid;grid-template-columns:1fr;border-top:1px solid var(--line)}
dl.kv div{display:grid;grid-template-columns:120px 1fr;gap:16px;padding-block:13px;border-bottom:1px solid var(--line)}
dl.kv dt{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);padding-top:3px}
dl.kv dd{margin:0;font-size:15px;min-width:0}
.ph{color:var(--faint);font-style:italic}
.link{display:inline-flex;gap:8px;align-items:center;font-weight:600;text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:4px;transition:border-color .2s}
.link:hover{border-color:var(--accent)}
.link .arr{transition:transform .2s}
.link:hover .arr{transform:translate(2px,-2px)}

.caps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:36px}
.cap{background:var(--bg);padding:26px;display:flex;flex-direction:column;gap:10px}
.cap h4{font-family:var(--display);font-weight:400;font-size:28px;margin:0;line-height:1.1}
.cap p{margin:0;color:var(--muted);font-size:15px}
.cap .tools{font-family:var(--mono);font-size:12px;color:var(--fg)}
.pipeline{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;margin-top:20px;padding:20px 24px;border:1px solid var(--line);font-family:var(--mono);font-size:13px;letter-spacing:.12em}
.pipeline .sep{color:var(--faint)}
.pipeline .on{color:var(--accent)}

.timeline{border-top:1px solid var(--line);margin-top:32px}
.tl{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-block:22px;border-bottom:1px solid var(--line)}
.tl strong{display:block;font-family:var(--display);font-weight:400;font-size:26px;line-height:1.15}
.tl span{color:var(--muted);font-size:15px}
.tl .when{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--faint);text-align:right}
.pubs{margin-top:28px;border-top:1px solid var(--line)}
.pub{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 20px;padding-block:18px;border-bottom:1px solid var(--line)}
.pub .t{flex:1 1 300px;min-width:0}
.pub .v{font-family:var(--mono);font-size:12px;color:var(--muted)}

.contact h2{font-size:clamp(52px,8vw,104px);line-height:.95;margin-bottom:28px}
.contact h2 em{color:var(--accent)}
.mailrow{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:28px}
.mail{font-size:clamp(18px,2.4vw,24px);font-weight:500;user-select:all;word-break:break-all}
.socials{display:flex;flex-wrap:wrap;gap:24px}
.socials a{font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--muted);text-decoration:none;padding-block:8px}
.socials a:hover{color:var(--fg)}
footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-block:28px 40px;border-top:1px solid var(--line)}
footer a{text-decoration:none}

/* instrument chrome */
.rail{position:fixed;z-index:2;right:calc(22px + env(safe-area-inset-right, 0px));top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:4px}
.rail button{width:28px;height:28px;border:0;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}
.rail button i{width:7px;height:7px;border-radius:50%;border:1px solid var(--faint);transition:all .3s}
.rail button[aria-current="true"] i{background:var(--accent);border-color:var(--accent);transform:scale(1.4)}
.readout{position:fixed;z-index:1;left:62%;bottom:calc(84px + env(safe-area-inset-bottom, 0px));display:flex;flex-direction:column;gap:6px;pointer-events:none}
.readout .k{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg)}
.readout .k::before{content:"+ ";color:var(--accent)}
.readout .v{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);padding-left:16px}
.motion{position:fixed;z-index:2;right:calc(20px + env(safe-area-inset-right, 0px));bottom:calc(20px + env(safe-area-inset-bottom, 0px));display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:rgba(7,10,13,.85);color:var(--fg);font-family:var(--mono);font-size:12px;letter-spacing:.08em;cursor:pointer}
.motion:hover{border-color:var(--muted)}
@media (max-width:899px){
  .rail,.readout{display:none}
  #field{opacity:.32}
  .col{max-width:none}
}