/* Taktil, Stealth-One-Pager. Blau (--touch) steht nur fuer Beruehrung: Schein, Kraftkurven, Kontaktpunkte. */

@font-face { font-family: "Space Grotesk"; src: url("assets/fonts/space-grotesk-latin-wght-normal.woff2") format("woff2"); font-weight: 300 700; font-display: swap; }
@font-face { font-family: "Space Mono"; src: url("assets/fonts/space-mono-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Space Mono"; src: url("assets/fonts/space-mono-latin-700-normal.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --paper: #EFEFEF;          /* = Hintergrund der Filme, gemessen rgb(239,239,239) */
  --paper-2: #E8E8E7;
  --ink: #1F2126;            /* aus dem Logo */
  --ink-2: #555961;
  --ink-3: #8A8E96;
  --line: rgba(31, 33, 38, .16);
  --grid: rgba(31, 33, 38, .045);
  --touch: #325EF5;          /* aus dem Logo, einzige Akzentfarbe */
  --touch-glow: rgba(50, 94, 245, .28);
  --gutter: clamp(16px, 4.4vw, 72px);
  --frame: 14px;
  --sans: "Space Grotesk", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "Space Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 17px/1.55 var(--sans); letter-spacing: -.005em;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(rgba(31,33,38,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31,33,38,.035) 1px, transparent 1px);
  background-size: 160px 160px, 160px 160px, 32px 32px, 32px 32px;
  overflow-x: hidden;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-weight: 500; letter-spacing: -.035em; margin: 0; text-wrap: balance; }
p { margin: 0; }
::selection { background: var(--ink); color: var(--paper); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 2px; }

/* Blattrahmen mit Passerkreuzen */
.sheet { position: fixed; inset: var(--frame); border: 1px solid var(--line); pointer-events: none; z-index: 40; }
.reg { position: absolute; width: 13px; height: 13px; }
.reg::before, .reg::after { content: ""; position: absolute; background: var(--ink); }
.reg::before { left: 6px; top: 0; width: 1px; height: 13px; }
.reg::after { top: 6px; left: 0; height: 1px; width: 13px; }
.reg.tl { left: -7px; top: -7px; } .reg.tr { right: -7px; top: -7px; }
.reg.bl { left: -7px; bottom: -7px; } .reg.br { right: -7px; bottom: -7px; }

/* Navigation */
.nav {
  position: fixed; z-index: 50; top: calc(var(--frame) + 12px); left: 50%; transform: translateX(-50%);
  width: min(1180px, calc(100% - 2 * var(--frame) - 24px));
  display: flex; align-items: center; gap: 24px; padding: 8px 8px 8px 16px;
  background: rgba(239, 239, 239, .9); backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border: 1px solid var(--line); border-radius: 12px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand .mark { width: 34px; height: 31px; overflow: visible; }
.brand-word { font: 600 23px/1 var(--sans); letter-spacing: -.045em; transform: translateY(-1px); }
.nav-links { display: flex; gap: 26px; margin-left: auto; }
.nav-links a { font: 400 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .12em; text-decoration: none; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }

/* Knoepfe: bewusst ohne Blau */
.btn {
  display: inline-flex; align-items: center; gap: 10px; min-height: 48px; padding: 0 22px;
  font: 500 15px/1 var(--sans); letter-spacing: -.01em; text-decoration: none; border-radius: 10px;
  transition: transform .2s cubic-bezier(.2,.7,.2,1), background-color .2s, color .2s, border-color .2s;
}
.btn:active { transform: scale(.98); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: #000; }
.btn-line { border: 1px solid var(--ink); color: var(--ink); background: rgba(239,239,239,.6); }
.btn-line:hover { background: var(--ink); color: var(--paper); }
.btn-paper { background: var(--paper); color: var(--ink); }
.btn-paper:hover { background: #fff; }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: 14px; }

.kicker, .sec-label, .idx, .hud, .mono-s, .tk, .step-n, .caplist b, .trust b, .faq b, .viewer-head, .scroll-cue, .foot-line {
  font-family: var(--mono); text-transform: uppercase; letter-spacing: .14em;
}

/* 01 Hero */
.hero { position: relative; height: 100vh; height: 100svh; }
.hero-stage { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.hero-still, .hero-canvas, .hero-fx { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-still { object-fit: cover; object-position: 73% 50%; }
.hero-canvas { opacity: 0; transition: opacity .4s; }
.hero-fx { pointer-events: none; }
html.scrub .hero-canvas.ready { opacity: 1; }
.hero-grid {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: multiply;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 160px 160px;
}
.hero-copy {
  position: absolute; left: calc(var(--frame) + var(--gutter)); top: 50%; transform: translateY(-46%);
  width: min(620px, 46vw); will-change: transform, opacity;
}
.kicker { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--ink-2); margin-bottom: 28px; }
.kicker b { color: var(--ink); font-weight: 700; }
.kicker-line { width: 36px; height: 1px; background: var(--ink); }
.hero h1 { font-size: clamp(2.4rem, min(4.3vw, 7.6vh), 4.6rem); line-height: 1; letter-spacing: -.05em; }
.lede { font-size: clamp(17px, 1.3vw, 19px); line-height: 1.5; color: var(--ink-2); max-width: 34em; margin-top: 22px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.hud { position: absolute; font-size: 11px; color: var(--ink-2); }
.hud-head { display: flex; justify-content: space-between; gap: 16px; padding: 10px 12px; border-bottom: 1px solid var(--line); color: var(--ink-3); }
.hud-record, .hud-force { background: rgba(239,239,239,.93); border: 1px solid var(--line); border-radius: 4px; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.hud-record { left: calc(var(--frame) + 20px); bottom: calc(var(--frame) + 20px); width: 270px; }
.hud-record ol { list-style: none; margin: 0; padding: 0; }
.hud-record li { display: grid; grid-template-columns: 28px 1fr auto; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--line); text-transform: none; letter-spacing: .04em; color: var(--ink); transition: background-color .3s; }
.hud-record li:last-child { border-bottom: 0; }
.hud-record li b { color: var(--ink-3); font-weight: 400; }
.hud-record li em { font-style: normal; font-size: 10px; letter-spacing: .14em; color: var(--ink-3); }
.hud-record li.rec em { color: var(--touch); }
.hud-record li.rec { background: rgba(50,94,245,.06); box-shadow: inset 2px 0 0 var(--touch); }
.hud-record li.sync em { color: var(--ink); }
.hud-force { right: calc(var(--frame) + 20px); bottom: calc(var(--frame) + 20px); width: 340px; }
.hud-force svg { width: 100%; height: 96px; padding: 0; }
.plot-grid path { stroke: var(--line); stroke-width: 1; fill: none; vector-effect: non-scaling-stroke; }
.plot-human { fill: none; stroke: var(--touch); stroke-width: 2; vector-effect: non-scaling-stroke; }
.plot-robot { fill: none; stroke: var(--ink); stroke-width: 1.5; stroke-dasharray: 4 3; vector-effect: non-scaling-stroke; }
.plot-head { stroke: var(--ink); stroke-width: 1; vector-effect: non-scaling-stroke; opacity: .5; }
.hud-legend { display: flex; gap: 18px; padding: 8px 12px 10px; border-top: 1px solid var(--line); }
.hud-legend span::before { content: ""; display: inline-block; width: 14px; height: 0; border-top: 2px solid var(--touch); vertical-align: middle; margin-right: 7px; }
.hud-legend .lg-r::before { border-top: 1.5px dashed var(--ink); }
.hud-phase { right: calc(var(--frame) + 24px); top: calc(var(--frame) + 92px); display: grid; justify-items: end; gap: 4px; text-align: right; }
.hud-k { color: var(--ink-3); }
.hud-v { color: var(--ink); font-size: 13px; }
.hud-t { color: var(--ink-3); }
.hero-caption {
  position: absolute; left: 50%; bottom: calc(var(--frame) + 28px); transform: translateX(-50%);
  font: italic 400 13px/1.4 var(--sans); color: var(--ink-2); white-space: nowrap; opacity: 0; transition: opacity .3s;
  background: rgba(239,239,239,.9); padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line);
}
.hero-caption.on { opacity: 1; }
.scroll-cue { position: absolute; left: 50%; bottom: calc(var(--frame) + 26px); transform: translateX(-50%); display: grid; justify-items: center; gap: 8px; font-size: 10px; color: var(--ink-3); transition: opacity .3s; }
.scroll-cue i { width: 1px; height: 34px; background: linear-gradient(var(--ink) 50%, transparent 0) 0 0 / 1px 12px; animation: cue 1.4s linear infinite; }
@keyframes cue { to { background-position: 0 12px; } }

html.scrub .hero { height: 560vh; }
html:not(.scrub) .hud-force, html:not(.scrub) .hud-phase { display: none; }
html:not(.scrub) .hud-record { display: none; }
html.scrub .hud { opacity: 0; }

/* Abschnitte */
.sec { position: relative; padding: clamp(96px, 14vh, 160px) calc(var(--frame) + var(--gutter)); max-width: 1440px; margin: 0 auto; }
.sec-label { display: flex; justify-content: space-between; gap: 16px; font-size: 12px; color: var(--ink-3); border-top: 1px solid var(--ink); padding-top: 14px; margin-bottom: clamp(40px, 7vh, 72px); }
.sec-label span:first-child { color: var(--ink); }
.h-xl { font-size: clamp(2.4rem, 5.4vw, 5.2rem); line-height: 1; letter-spacing: -.05em; max-width: 14ch; }
.h-l { font-size: clamp(2.1rem, 3.9vw, 3.8rem); line-height: 1.02; letter-spacing: -.045em; max-width: 13ch; }
.h-xxl { font-size: clamp(3rem, 9.4vw, 9.6rem); line-height: .94; letter-spacing: -.06em; }
.idx { font-size: 12px; color: var(--ink-3); margin-bottom: 14px; }
h3 { font-size: clamp(20px, 1.7vw, 25px); line-height: 1.18; letter-spacing: -.025em; }
.col p:not(.idx), .card p:not(.idx), .steps p { color: var(--ink-2); margin-top: 12px; }

.cols3 { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(48px, 8vh, 88px); border-top: 1px solid var(--line); }
.col { padding: 32px 32px 8px 0; }
.col + .col { padding-left: 32px; border-left: 1px solid var(--line); }
.dia { width: 100%; max-width: 300px; height: auto; margin-top: 34px; overflow: visible; }

.ink-thin, .ink-thin * { fill: none; stroke: var(--ink); stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.ink-faint, .ink-faint * { fill: none; stroke: var(--ink-3); stroke-width: 1; stroke-linecap: round; opacity: .7; }
.ink-bold { fill: none; stroke: var(--ink); stroke-width: 4; stroke-linecap: round; }
.ink-fill { fill: var(--ink); }
.dash { stroke-dasharray: 3 4; }
.mono-s { font: 400 9px var(--mono); letter-spacing: .14em; fill: var(--ink-3); }
.touch-line { fill: none; stroke: var(--touch); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.touch-dot { fill: var(--touch); filter: drop-shadow(0 0 5px var(--touch)); }
.flow-dot { fill: var(--ink); }

/* 03 Karten */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: clamp(48px, 8vh, 88px); }
.card { background: var(--paper); padding: 22px 24px 30px; transition: background-color .3s; }
.card:hover { background: #F4F4F3; }
.card-media { position: relative; aspect-ratio: 16 / 9; margin: 0 0 22px; border-radius: 3px; overflow: hidden; background: var(--paper-2); }
.card-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.01); transition: transform .9s cubic-bezier(.2,.7,.2,1); }
.card:hover .card-media img { transform: scale(1.05); }
/* Schema-Kasten: die Strichanimation als Beschriftung auf dem Foto */
.anim { position: absolute; z-index: 2; right: 10px; bottom: 10px; width: 40%; height: auto; aspect-ratio: 240 / 132; overflow: hidden;
  background: rgba(239,239,239,.93); border: 1px solid rgba(31,33,38,.22); border-radius: 3px; box-shadow: 0 8px 20px -12px rgba(31,33,38,.5);
  transition: transform .45s cubic-bezier(.2,.7,.2,1); }
.card:hover .anim { transform: translateY(-3px); }
.cable { fill: none; stroke: var(--ink); stroke-width: 3; stroke-linecap: round; }
.g { fill: var(--touch); opacity: 0; filter: drop-shadow(0 0 7px var(--touch)); }

/* Bewegung der Karten (4 s Takt). Nur transform und opacity. */
.anim * { transform-box: fill-box; transform-origin: center; }
.a-cable .cable { stroke-dasharray: 260; stroke-dashoffset: 260; animation: route 4s cubic-bezier(.5,0,.2,1) infinite; }
@keyframes route { 0% { stroke-dashoffset: 260; } 70%, 100% { stroke-dashoffset: 0; } }
.a-cable .g1 { animation: pop 4s infinite; animation-delay: .9s; }
.a-cable .g2 { animation: pop 4s infinite; animation-delay: 1.6s; }
.a-cable .g3 { animation: pop 4s infinite; animation-delay: 2.3s; }
@keyframes pop { 0%, 100% { opacity: 0; transform: scale(.4); } 6% { opacity: 1; transform: scale(1.15); } 20% { opacity: 0; transform: scale(1.6); } }
.a-conn .plug { animation: mate 4s cubic-bezier(.6,0,.2,1) infinite; }
@keyframes mate { 0%, 12% { transform: translateY(-26px); } 55%, 82% { transform: translateY(16px); } 100% { transform: translateY(-26px); } }
.a-conn .g, .a-comp .g, .a-wire .g, .a-clip .g { animation: click 4s infinite; }
@keyframes click { 0%, 52% { opacity: 0; transform: scale(.3); } 57% { opacity: 1; transform: scale(1.1); } 80% { opacity: .55; transform: scale(1); } 90%, 100% { opacity: 0; transform: scale(1.4); } }
.a-wire .wire { animation: insert 4s cubic-bezier(.6,0,.2,1) infinite; }
@keyframes insert { 0%, 10% { transform: translateX(-60px); } 55%, 82% { transform: translateX(0); } 100% { transform: translateX(-60px); } }
.a-comp .comp { animation: seat 4s cubic-bezier(.6,0,.2,1) infinite; }
@keyframes seat { 0%, 12% { transform: translateY(-28px); } 55%, 82% { transform: translateY(14px); } 100% { transform: translateY(-28px); } }
.a-clip .clip { animation: press 4s cubic-bezier(.6,0,.2,1) infinite; }
@keyframes press { 0%, 12% { transform: translateY(-22px); } 55%, 82% { transform: translateY(26px); } 100% { transform: translateY(-22px); } }
.a-fail .plug { animation: retry 5s cubic-bezier(.6,0,.2,1) infinite; }
@keyframes retry {
  0%, 6% { transform: translate(34px, -26px); } 24% { transform: translate(34px, 4px); } 32% { transform: translate(34px, -10px); }
  46% { transform: translate(0, -26px); } 64%, 84% { transform: translate(0, 16px); } 100% { transform: translate(34px, -26px); }
}
.a-fail .x { opacity: 0; animation: xmark 5s infinite; }
@keyframes xmark { 0%, 22% { opacity: 0; } 25%, 40% { opacity: 1; } 46%, 100% { opacity: 0; } }
.a-fail .g { animation: click2 5s infinite; }
@keyframes click2 { 0%, 62% { opacity: 0; transform: scale(.3); } 66% { opacity: 1; transform: scale(1.1); } 82% { opacity: .55; } 92%, 100% { opacity: 0; transform: scale(1.4); } }

/* Zeichnende Linien in den Diagrammen */
.draw { stroke-dasharray: 420; stroke-dashoffset: 420; }
.in .draw { animation: drawin 2.2s cubic-bezier(.4,0,.2,1) forwards .2s; }
@keyframes drawin { to { stroke-dashoffset: 0; } }
.touch-dot { animation: glow 2.6s ease-in-out infinite; }
@keyframes glow { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
.flow-dot { animation: flow 3s linear infinite; }
@keyframes flow { 0% { transform: translateX(0); opacity: 0; } 8% { opacity: 1; } 92% { opacity: 1; } 100% { transform: translateX(128px); opacity: 0; } }
.miss { animation: glow 2.6s ease-in-out infinite; }

/* 04 Aufnahme */
.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 110px); align-items: start; }
.caplist, .trust { list-style: none; margin: 40px 0 0; padding: 0; border-top: 1px solid var(--line); }
.caplist li, .trust li { display: grid; grid-template-columns: 56px 1fr; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: clamp(17px, 1.3vw, 19px); line-height: 1.35; }
.caplist b, .trust b { font-size: 11px; font-weight: 400; color: var(--ink-3); padding-top: 4px; }
.caplist li:first-child b { color: var(--touch); }
.note { margin-top: 22px; color: var(--ink-2); }
.trust { margin-top: 0; }

.viewer { position: relative; margin: 0; border: 1px solid var(--ink); border-radius: 4px; background: rgba(244,244,243,.8); overflow: hidden; }
.viewer-head { display: flex; justify-content: space-between; gap: 12px; padding: 12px 16px; font-size: 11px; color: var(--ink-3); border-bottom: 1px solid var(--line); }
.viewer-head span:first-child { color: var(--ink); }
.track { display: grid; grid-template-columns: 76px 1fr; align-items: center; min-height: 72px; padding: 10px 16px 10px 0; border-bottom: 1px solid var(--line); }
.track:last-of-type { border-bottom: 0; }
.tk { font-size: 10px; color: var(--ink-3); padding-left: 16px; }
.track svg { width: 100%; height: 48px; overflow: visible; }
.track .touch-line, .track .ink-thin, .track .ink-faint { vector-effect: non-scaling-stroke; }
.thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.thumbs img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 2px; filter: grayscale(1) contrast(1.05); }
.labels { display: flex; gap: 4px; }
.labels span { font: 400 10px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; padding: 9px 8px; border: 1px solid var(--line); border-radius: 2px; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.labels .on { border-color: var(--touch); color: var(--touch); }
.playhead { position: absolute; top: 44px; bottom: 0; left: 92px; width: 1px; background: var(--ink); animation: scan 6s linear infinite; }
.playhead::before { content: ""; position: absolute; top: -4px; left: -4px; width: 9px; height: 9px; background: var(--ink); transform: rotate(45deg); }
@keyframes scan { from { transform: translateX(0); } to { transform: translateX(var(--scan, 480px)); } }

/* 05 Schritte */
.steps { list-style: none; margin: clamp(48px, 8vh, 88px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; }
.steps::before { content: ""; position: absolute; left: 0; right: 0; top: 13px; border-top: 1px dashed var(--ink-3); }
.steps li { position: relative; padding: 0 32px 0 0; }
.step-n { display: inline-block; position: relative; font-size: 12px; background: var(--paper); padding: 6px 10px; border: 1px solid var(--ink); border-radius: 3px; margin-bottom: 30px; }

/* 06 Fuer Hersteller, dunkel */
.sec-dark { max-width: none; background: var(--ink); color: var(--paper); }
.sec-dark > * { max-width: calc(1440px - 2 * (var(--frame) + var(--gutter))); margin-left: auto; margin-right: auto; }
.sec-dark .sec-label { border-top-color: var(--paper); color: #8E929A; }
.sec-dark .sec-label span:first-child { color: var(--paper); }
.sec-dark .lede { color: #C3C6CC; margin: 0 0 34px; font-size: clamp(18px, 1.5vw, 22px); }
.split-dark { align-items: end; }

/* 08 FAQ */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: grid; grid-template-columns: 56px 1fr 24px; align-items: baseline; padding: 22px 0; cursor: pointer; list-style: none; font-size: clamp(18px, 1.5vw, 22px); letter-spacing: -.02em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 20px/1 var(--mono); justify-self: end; transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq b { font-size: 11px; font-weight: 400; color: var(--ink-3); }
.faq details p { padding: 0 24px 24px 56px; color: var(--ink-2); max-width: 44em; }

/* 09 Kontakt */
.sec-contact { padding-bottom: clamp(80px, 12vh, 140px); }
.mail { display: inline-flex; gap: 14px; margin-top: 40px; font: 400 clamp(22px, 2.6vw, 36px)/1.1 var(--sans); letter-spacing: -.03em; text-decoration: none; border-bottom: 2px solid var(--ink); padding-bottom: 6px; }
.mail:hover { border-bottom-color: var(--touch); }
.contact-wa { margin-top: 28px; }
.contact-wa .btn[hidden] { display: none; }
.contact-wa svg { width: 18px; height: 18px; fill: currentColor; }

.foot { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 32px; padding: 36px calc(var(--frame) + var(--gutter)) calc(var(--frame) + 36px); border-top: 1px solid var(--line); max-width: 1440px; margin: 0 auto; }
.foot-line { font-size: 11px; color: var(--ink-3); }
.foot-links { display: flex; gap: 22px; margin-left: auto; }
.foot-links a { font: 400 12px var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--ink-2); text-decoration: none; }

/* Einblenden, nur mit JS und nur transform/opacity */
html.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
html.js .reveal.in { opacity: 1; transform: none; }

/* Drei Schritte unter dem Einstieg: wer nur den ersten Bildschirm sieht, weiss, worum es geht */
.hero-how { list-style: none; margin: 30px 0 0; padding: 14px 0 0; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 8px 0; font: 400 11.5px/1.2 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink); }
.hero-how li { display: inline-flex; align-items: center; gap: 8px; }
.hero-how li b { font-weight: 400; color: var(--ink-3); }
.hero-how li + li::before { content: "→"; color: var(--ink-3); margin: 0 14px; }
.hero-how li:first-child b { color: var(--touch); }

/* Erklaersatz je Phase des Scrollfilms */
.hero-story { position: absolute; left: calc(var(--frame) + var(--gutter)); top: calc(var(--frame) + 118px); width: min(520px, 40vw); margin: 0; padding: 0; list-style: none; pointer-events: none; }
.hero-story li { position: absolute; top: 0; left: 0; right: 0; opacity: 0; transform: translateY(14px); transition: opacity .14s ease-out, transform .14s ease-out; }
/* Der alte Satz geht sofort, der neue kommt kurz danach: auch bei schnellem Scrollen liegen nie zwei Saetze uebereinander. */
.hero-story li.on { opacity: 1; transform: none; transition: opacity .4s cubic-bezier(.2,.7,.2,1) .14s, transform .4s cubic-bezier(.2,.7,.2,1) .14s; }
.hero-story b { display: block; font: 400 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); margin-bottom: 14px; }
.hero-story span { display: block; font: 500 clamp(24px, 2.2vw, 34px)/1.16 var(--sans); letter-spacing: -.03em; color: var(--ink); text-wrap: balance; }
html:not(.scrub) .hero-story { display: none; }

/* Das Logo lebt: Boegen zeichnen sich, der Balken leuchtet wie ein Beruehrungsimpuls, die Punkte folgen als Daten */
.mark .halo { opacity: 0; transform-box: fill-box; transform-origin: center; }
.mark .bar { transform-box: fill-box; transform-origin: 50% 100%; }
.mark .px rect { transform-box: fill-box; transform-origin: center; }
html.js .nav .mark .arcs path { stroke-dasharray: 1; stroke-dashoffset: 1;
  animation: arc 1.1s cubic-bezier(.6,0,.2,1) forwards, scan 5s linear infinite;
  animation-delay: calc(var(--a) * .1s), calc(2.4s + var(--w) * 90ms); }
.mark .arcs path:nth-child(1) { --a: 0; --w: 3; } .mark .arcs path:nth-child(2) { --a: 1; --w: 2; }
.mark .arcs path:nth-child(3) { --a: 2; --w: 1; } .mark .arcs path:nth-child(4) { --a: 3; --w: 0; }
@keyframes arc { to { stroke-dashoffset: 0; } }
/* Welle von innen nach aussen, wie ein Fingerabdruck-Scan */
@keyframes scan { 0%, 12%, 100% { stroke: currentColor; } 4% { stroke: #325EF5; } }
html.js .nav .mark .bar { transform: scaleY(0); animation: bar .5s cubic-bezier(.3,1.4,.5,1) .9s forwards, press 5s cubic-bezier(.3,1.3,.5,1) 2.3s infinite; }
@keyframes bar { to { transform: scaleY(1); } }
/* Der Balken federt ein wie ein Finger, der drueckt */
@keyframes press { 0%, 12%, 100% { transform: scaleY(1); } 4% { transform: scaleY(.62); } }
html.js .nav .mark .halo { animation: halo-in .9s ease-out 1.1s, flash 5s ease-out 2.3s infinite; }
@keyframes halo-in { 0% { opacity: 0; transform: scale(.4); } 30% { opacity: 1; transform: scale(1.05); } 100% { opacity: 0; transform: scale(1.3); } }
@keyframes flash { 0%, 100% { opacity: 0; transform: scale(.5); } 5% { opacity: 1; transform: scale(1.15); } 22% { opacity: 0; transform: scale(1.7); } }
html.js .nav .mark .px rect { opacity: 0; animation: pix .35s cubic-bezier(.3,1.4,.5,1) forwards, data 5s ease-in-out infinite;
  animation-delay: calc(1.25s + var(--d) * 55ms), calc(2.85s + var(--d) * 60ms); }
/* Reihenfolge nach Abstand zum Balken, wie Daten, die aus der Beruehrung entstehen */
.mark .px rect:nth-child(1) { --d: 0; } .mark .px rect:nth-child(5) { --d: 1; } .mark .px rect:nth-child(2) { --d: 2; }
.mark .px rect:nth-child(8) { --d: 3; } .mark .px rect:nth-child(6) { --d: 4; } .mark .px rect:nth-child(3) { --d: 5; }
.mark .px rect:nth-child(9) { --d: 6; } .mark .px rect:nth-child(7) { --d: 7; } .mark .px rect:nth-child(4) { --d: 8; }
@keyframes pix { 0% { opacity: 0; transform: scale(.2); } 100% { opacity: 1; transform: scale(1); } }
@keyframes data { 0%, 14%, 100% { opacity: 1; transform: scale(1); } 4% { opacity: .15; transform: scale(.55); } }
/* Maus drauf: die ganze Folge sofort, ohne auf den naechsten Takt zu warten */
.brand:hover .mark .arcs path { stroke-dashoffset: 0; animation: scan .9s linear both; animation-delay: calc(var(--w) * 70ms); }
.brand:hover .mark .bar { transform: scaleY(1); animation: press .9s cubic-bezier(.3,1.3,.5,1) both; }
.brand:hover .mark .halo { animation: flash .9s ease-out both; }
.brand:hover .mark .px rect { opacity: 1; animation: data .9s ease-in-out both; animation-delay: calc(.25s + var(--d) * 45ms); }
.brand .mark { transition: transform .3s cubic-bezier(.2,.7,.2,1); }
.brand:hover .mark { transform: rotate(-4deg) scale(1.06); }

/* Grosse Marke im Kontakt: ein fortlaufender Datenstrom aus dem Balken */
.contact-grid .h-xxl { font-size: clamp(2.8rem, 7.2vw, 7.6rem); }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 40px; align-items: end; }
.mark-big { width: clamp(180px, 25vw, 360px); height: auto; overflow: visible; color: var(--ink); }
html.js .mark-big .arcs path { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.4s cubic-bezier(.6,0,.2,1); }
html.js .mark-big .arcs path:nth-child(2) { transition-delay: .12s; } html.js .mark-big .arcs path:nth-child(3) { transition-delay: .24s; } html.js .mark-big .arcs path:nth-child(4) { transition-delay: .36s; }
html.js .mark-big.in .arcs path { stroke-dashoffset: 0; }
.mark-big.in .halo { animation: beat2 2.8s ease-in-out 1.4s infinite; }
@keyframes beat2 { 0%, 100% { opacity: .15; transform: scale(.7); } 12% { opacity: 1; transform: scale(1.05); } 40% { opacity: .15; transform: scale(.8); } }
.mark-big.in .px rect { animation: stream 2.8s ease-in-out infinite; animation-delay: calc(1.4s + var(--d) * 90ms); }
@keyframes stream { 0%, 100% { opacity: .18; } 14% { opacity: 1; } 45% { opacity: .18; } }

/* Sprechblase unten rechts: Fragen und Kontakt */
html:not(.js) .chat { display: none; }
.chat { position: fixed; right: calc(var(--frame) + 18px); bottom: calc(var(--frame) + 18px); z-index: 60; display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.chat-btn {
  display: inline-flex; align-items: center; gap: 10px; height: 56px; padding: 0 20px 0 16px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--ink); color: var(--paper); font: 400 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .14em;
  box-shadow: 0 10px 30px -10px rgba(31,33,38,.55), 0 0 0 1px rgba(255,255,255,.06) inset;
  transition: transform .25s cubic-bezier(.2,.7,.2,1), opacity .3s, background-color .2s;
}
.chat-btn:hover { transform: translateY(-2px); background: #000; }
.chat-btn:active { transform: scale(.97); }
.chat-btn svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; }
.chat-btn .dot { fill: currentColor; stroke: none; }
.chat-btn .dot:nth-of-type(1) { fill: var(--touch); }
html.js .chat-btn .dot { animation: typing 2.4s ease-in-out infinite; }
.chat-btn .dot:nth-of-type(2) { animation-delay: .15s; } .chat-btn .dot:nth-of-type(3) { animation-delay: .3s; }
@keyframes typing { 0%, 60%, 100% { opacity: 1; } 30% { opacity: .25; } }
.chat-btn .i-close { display: none; }
.chat.open .chat-btn .i-open { display: none; }
.chat.open .chat-btn .i-close { display: block; }
.chat.open .chat-btn { padding: 0 18px; }
.chat.open .chat-lbl { display: none; }
body.hud-on .chat:not(.open) .chat-btn { opacity: 0; pointer-events: none; transform: translateY(14px); }

.chat-panel {
  width: min(380px, calc(100vw - 2 * var(--frame) - 36px)); max-height: min(620px, calc(100svh - 2 * var(--frame) - 110px));
  display: flex; flex-direction: column; background: rgba(244,244,243,.97); border: 1px solid var(--ink); border-radius: 14px; overflow: hidden;
  box-shadow: 0 24px 60px -24px rgba(31,33,38,.45);
  transform-origin: 100% 100%; animation: pop-in .28s cubic-bezier(.2,.9,.3,1.2);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.chat-panel[hidden] { display: none; }
@keyframes pop-in { from { opacity: 0; transform: translateY(10px) scale(.96); } to { opacity: 1; transform: none; } }
.chat-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 14px 14px 18px; border-bottom: 1px solid var(--line); }
.chat-k { font: 400 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); margin-bottom: 6px; }
.chat-t { font: 500 18px/1.1 var(--sans); letter-spacing: -.02em; }
.chat-x { width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 8px; background: transparent; cursor: pointer; display: grid; place-items: center; color: var(--ink); }
.chat-x:hover { border-color: var(--ink); }
.chat-x svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.chat-log { flex: 1 1 auto; overflow-y: auto; padding: 16px 16px 6px; display: flex; flex-direction: column; gap: 10px; overscroll-behavior: contain;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 24px 24px; }
.msg { max-width: 86%; padding: 10px 14px; border-radius: 14px; font-size: 15px; line-height: 1.45; animation: msg .25s cubic-bezier(.2,.8,.2,1); }
@keyframes msg { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.msg.bot { align-self: flex-start; background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 4px; color: var(--ink); }
.msg.me { align-self: flex-end; background: var(--ink); color: var(--paper); border-bottom-right-radius: 4px; }
.msg.typing { display: inline-flex; gap: 5px; padding: 14px 16px; }
.msg.typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-3); animation: typing 1s ease-in-out infinite; }
.msg.typing i:nth-child(2) { animation-delay: .15s; } .msg.typing i:nth-child(3) { animation-delay: .3s; }
.chat-qs { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px 16px 14px; border-top: 1px solid var(--line); max-height: 40%; overflow-y: auto; }
.chat-qs button { font: 400 13.5px/1.25 var(--sans); text-align: left; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--ink); background: transparent; color: var(--ink); cursor: pointer; transition: background-color .2s, color .2s; }
.chat-qs button:hover { background: var(--ink); color: var(--paper); }
.chat-qs:empty { display: none; }
.chat-foot { display: grid; gap: 8px; padding: 12px 16px 16px; border-top: 1px solid var(--line); }
.chat-foot .btn { justify-content: center; min-height: 44px; font-size: 14px; }
.chat-foot .btn[hidden] { display: none; }
.chat-wa svg { width: 18px; height: 18px; fill: currentColor; }
@media (max-width: 760px) {
  .chat { right: calc(var(--frame) + 10px); bottom: calc(var(--frame) + 10px); left: calc(var(--frame) + 10px); }
  .chat-panel { width: 100%; max-height: calc(100svh - 2 * var(--frame) - 96px); }
  .chat-btn { height: 52px; }
}

/* Sprachumschalter */
.lang { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; margin-left: 4px; }
.nav-links + .lang { margin-left: 0; }
.lang a { font: 400 11px/1 var(--mono); letter-spacing: .12em; padding: 9px 9px; text-decoration: none; color: var(--ink-3); }
.lang a[aria-current] { background: var(--ink); color: var(--paper); }
.lang a:not([aria-current]):hover { color: var(--ink); }
.sec-intro { margin-top: 22px; max-width: 38em; color: var(--ink-2); font-size: clamp(17px, 1.3vw, 19px); }

/* Rechtsseiten */
.legal { max-width: 860px; margin: 0 auto; padding: calc(var(--frame) + 140px) calc(var(--frame) + var(--gutter)) 96px; }
.legal .h-l { margin-bottom: 48px; }
.legal section { padding: 26px 0; border-top: 1px solid var(--line); }
.legal h2 { font-size: clamp(19px, 1.6vw, 23px); letter-spacing: -.02em; margin: 0 0 12px; font-weight: 500; }
.legal p, .legal li { color: var(--ink-2); max-width: 44em; }
.legal p + p { margin-top: 12px; }
.legal ul { margin: 10px 0 0; padding-left: 20px; }
.legal li + li { margin-top: 6px; }
.legal a { color: var(--ink); text-underline-offset: 3px; }
.legal-kurz { background: rgba(244,244,243,.8); border: 1px solid var(--ink) !important; border-radius: 4px; padding: 22px 24px !important; margin-bottom: 18px; }
.legal-kurz p { color: var(--ink); }
.legal .optout { margin-top: 6px; }
.legal .optout[hidden] { display: none; }
.optout-stand { margin-left: 12px; font: 400 12px var(--mono); color: var(--ink-3); }
.legal-page .foot { margin-top: 0; }
.foot-ki { width: 100%; font: 400 11px/1.4 var(--mono); letter-spacing: .06em; color: var(--ink-3); }
.foot-links a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }

/* Tablet */
@media (max-width: 1100px) {
  .nav-links { display: none; }
  .nav { justify-content: space-between; }
  .nav .lang { margin-left: auto; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .hud-force { width: 280px; }
  .hud-record { width: 240px; }
}
@media (max-width: 1100px) and (min-width: 761px) {
  .hero-copy { width: min(560px, 60vw); top: 42%; }
}

/* Handy. Eine Inhaltslinie fuer alles: Rahmen 8 px plus 16 px = 24 px vom Rand (30.09.2026). */
@media (max-width: 760px) {
  :root { --frame: 8px; --gutter: 16px; }
  body { font-size: 16px; }
  .nav { top: calc(var(--frame) + 8px); width: calc(100% - 2 * var(--frame) - 8px); padding: 6px 6px 6px 11px; gap: 12px; }
  .brand-word { font-size: 21px; }
  .lang { margin-left: auto; }
  .lang a { padding: 9px 7px; font-size: 10px; }
  .sec { padding: 72px calc(var(--frame) + var(--gutter)); }
  .sec-label { font-size: 10px; margin-bottom: 36px; }
  .sec-label span:last-child { display: none; }
  .cols3, .cards, .steps, .split { grid-template-columns: 1fr; }
  .cols3 { margin-top: 36px; }
  .col, .col + .col { padding: 28px 0 24px; border-left: 0; }
  .col + .col { border-top: 1px solid var(--line); }
  .dia { margin-top: 26px; }
  /* Karten ohne Einzug: Inhalt auf der Linie, Trennung nur durch Striche */
  .cards { background: none; border: 0; gap: 0; margin-top: 36px; }
  .card { padding: 28px 0 32px; border-top: 1px solid var(--line); background: transparent; }
  .card:hover { background: transparent; }
  .anim { width: 44%; right: 8px; bottom: 8px; }
  .steps { gap: 40px; margin-top: 36px; }
  .steps::before { display: none; }
  .steps li { padding: 0; }
  .step-n { margin-bottom: 18px; }
  .split { gap: 32px; }
  .caplist { margin-top: 28px; }
  .caplist li, .trust li { grid-template-columns: 44px 1fr; }
  .track { grid-template-columns: 66px 1fr; padding-right: 12px; }
  .tk { padding-left: 12px; font-size: 9px; letter-spacing: .08em; }
  .labels { flex-wrap: wrap; }
  .labels span { flex: 1 1 auto !important; padding: 7px 6px; font-size: 9px; letter-spacing: .06em; text-align: center; }
  .viewer-head { font-size: 9.5px; letter-spacing: .1em; padding: 12px 14px; white-space: nowrap; }
  .viewer-head span:last-child { display: none; }
  .playhead { left: 78px; top: 40px; }
  .faq summary { grid-template-columns: 44px 1fr 20px; }
  .faq details p { padding-left: 44px; padding-right: 0; }
  .foot { gap: 14px 24px; }
  .foot-links { margin-left: 0; width: 100%; flex-wrap: wrap; gap: 12px 20px; }
  .mail { font-size: clamp(20px, 6.4vw, 28px); }
  .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .mark-big { width: 150px; justify-self: start; order: -1; }
  /* Fragen: runder Knopf nur mit Zeichen */
  .chat { left: auto; right: calc(var(--frame) + 12px); bottom: calc(var(--frame) + 12px); }
  .chat.open { left: calc(var(--frame) + 12px); }
  .chat-btn { width: 52px; height: 52px; padding: 0; justify-content: center; }
  .chat.open .chat-btn { padding: 0; }
  .chat-lbl { display: none; }
  .chat-panel { width: 100%; max-height: calc(100svh - 2 * var(--frame) - 96px); }

  /* Einstieg ohne Scrollfilm (Bewegung reduzieren, Datensparen): Text, dann Standbild */
  html:not(.scrub) .hero { height: auto; }
  html:not(.scrub) .hero-stage { position: relative; height: auto; display: flex; flex-direction: column; padding-top: 88px; }
  html:not(.scrub) .hero-copy { position: relative; left: auto; top: auto; transform: none; width: auto; padding: 24px 24px 0; order: 1; }
  html:not(.scrub) .hero-still { position: relative; order: 2; height: auto; aspect-ratio: 4 / 3; object-position: 70% 50%; margin-top: 32px; }
  html:not(.scrub) .hero-canvas, html:not(.scrub) .hero-fx, html:not(.scrub) .hero-grid, .hud-phase, html:not(.scrub) .scroll-cue, html:not(.scrub) .hero-caption { display: none; }
  .hero h1 { font-size: clamp(2.1rem, 9.8vw, 2.9rem); }
  .kicker { margin-bottom: 16px; }
  .lede { margin-top: 18px; }
  .actions { margin-top: 24px; }
  .actions .btn { flex: 1 1 100%; justify-content: center; }
  .hero-how { flex-direction: column; gap: 10px; font-size: 11px; margin-top: 24px; }
  .hero-how li + li::before { content: none; }

  /* Einstieg mit Scrollfilm: Text oben auf Papier, der Film darunter faehrt beim Scrollen hoch */
  html.scrub .hero { height: 480vh; }
  html.scrub .hero-copy { left: calc(var(--frame) + var(--gutter)); right: calc(var(--frame) + var(--gutter)); top: calc(var(--frame) + 76px); width: auto; transform: none; }
  html.scrub .hero-still { display: none; }
  html.scrub .hero-copy .hero-how { display: none; }
  html.scrub .hero-copy .lede { font-size: 16px; }
  html.scrub .hero-copy .actions { margin-top: 20px; }
  html.scrub .hero-copy .btn { min-height: 44px; }
  .hero-story { left: calc(var(--frame) + var(--gutter)); right: calc(var(--frame) + var(--gutter)); width: auto; top: calc(var(--frame) + 80px); }
  .hero-story b { margin-bottom: 10px; font-size: 10px; }
  .hero-story span { font-size: clamp(19px, 5.6vw, 23px); line-height: 1.22; }
  html.scrub .hud-record, html.scrub .scroll-cue { display: none; }
  html.scrub .hud-force { left: calc(var(--frame) + 10px); right: calc(var(--frame) + 10px); bottom: calc(var(--frame) + 10px); width: auto; }
  html.scrub .hud-force svg { height: 54px; }
  html.scrub .hud-force .hud-head { padding: 8px 10px; font-size: 9.5px; }
  html.scrub .hud-legend { padding: 6px 10px 8px; font-size: 9.5px; }
  html.scrub .hero-caption { top: calc(var(--frame) + 172px); bottom: auto; left: calc(var(--frame) + var(--gutter)); right: auto; transform: none; white-space: normal; font-size: 12px; padding: 5px 12px; max-width: calc(100% - 2 * (var(--frame) + var(--gutter))); }
}

/* Bewegung reduzieren: Standbild, keine Schleifen */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .draw { stroke-dashoffset: 0; }
  .g { opacity: .8; }
  .a-fail .x { opacity: 0; }
  html.js .reveal { opacity: 1; transform: none; }
  .playhead { display: none; }
  .mark .arcs path { stroke-dashoffset: 0 !important; }
  .mark .bar { transform: none !important; }
  .mark .px rect { opacity: 1 !important; }
}