/* ============ Tokens ============ */
:root{
  --bg: #fbfbfa;
  --bg-deep: #0a0b0d;
  --ink: #0a0b0d;
  --ink-soft: #4a4d52;
  --paper: #ffffff;
  --line: rgba(10,11,13,0.08);
  --accent: #0e9e8c;
  --accent-soft: #e4f6f2;
  --accent-ink: #086b5f;
  --radius: 20px;
  --maxw: 1180px;
  --ease: cubic-bezier(.16,.8,.24,1);
  color-scheme: light;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x:hidden;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4,p{ margin:0; }
ul{ margin:0; padding:0; list-style:none; }
.container{ max-width: var(--maxw); margin:0 auto; padding: 0 32px; }

h2, .reveal-text{
  font-family: "Fraunces", Georgia, serif;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.12;
  font-size: clamp(2rem, 4vw, 3.1rem);
}

.eyebrow{
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-ink);
  font-weight: 600;
  margin-bottom: 18px;
}

.section-lead{
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 620px;
  margin-top: 22px;
}

.section{ padding: 140px 0; position:relative; }
.section-head{ max-width: 760px; margin-bottom: 64px; }

/* ============ Grain + progress ============ */
.grain{
  position: fixed; inset:0; pointer-events:none; z-index: 9999;
  opacity: 0.025; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.progress-bar{
  position: fixed; top:0; left:0; height:2px; width:0%;
  background: var(--accent); z-index: 10000; transition: width .1s linear;
}

/* ============ Nav ============ */
.nav{
  position: fixed; top:0; left:0; right:0; z-index: 1000;
  padding: 22px 0;
  transition: background .4s var(--ease), padding .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled{
  background: rgba(251,251,250,0.78);
  backdrop-filter: blur(16px) saturate(140%);
  padding: 14px 0;
  border-color: var(--line);
}
.nav-inner{
  max-width: var(--maxw); margin:0 auto; padding: 0 32px;
  display:flex; align-items:center; justify-content:space-between;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-weight: 700; font-size: 1.1rem; letter-spacing: -0.01em;
  color: var(--ink);
}
.nav-links{ display:flex; align-items:center; gap: 34px; }
.nav-links a{
  font-size: 0.93rem; font-weight: 500; color: var(--ink-soft);
  transition: color .25s;
}
.nav-links a:hover{ color: var(--ink); }
.nav-cta{
  background: var(--ink); color:#fff !important;
  padding: 10px 20px; border-radius: 100px;
  transition: background .25s, transform .25s;
}
.nav-cta:hover{ background: var(--accent-ink); transform: translateY(-1px); }
.nav-toggle{ display:none; }

/* ============ Buttons ============ */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding: 14px 28px; border-radius: 100px;
  font-size: 0.98rem; font-weight: 600;
  transition: transform .3s var(--ease), background .3s, color .3s, box-shadow .3s;
}
.btn-primary{
  background: var(--ink); color:#fff;
  box-shadow: 0 10px 30px -10px rgba(10,11,13,0.4);
}
.btn-primary:hover{ background: var(--accent-ink); transform: translateY(-2px); }
.btn-ghost{ color: var(--ink); }
.btn-ghost .arrow{ transition: transform .3s; }
.btn-ghost:hover .arrow{ transform: translateX(4px); }
.btn-wide{ width:100%; justify-content:center; margin-top: 8px; }

/* ============ Hero ============ */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center;
  padding: 160px 24px 80px;
  background: linear-gradient(180deg, #fff 0%, var(--bg) 60%);
  overflow:hidden;
}
.breath-canvas{
  position:absolute; inset:0; width:100%; height:100%;
  opacity: 0.9;
}
.hero-content{ position:relative; z-index:2; max-width: 880px; }
.hero .eyebrow{ text-align:center; }
.hero-title{ display:flex; flex-direction:column; }
.hero-title .line{
  font-family: "Fraunces", Georgia, serif;
  font-weight: 500;
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  line-height: 1.04;
  letter-spacing: -0.015em;
  display: block;
}
.hero-title .word{
  display: inline-block;
  will-change: transform, filter, opacity;
}
.hero-sub{
  margin: 28px auto 0; max-width: 560px;
  font-size: 1.2rem; line-height: 1.6; color: var(--ink-soft);
}
.hero-actions{
  margin-top: 42px; display:flex; gap: 16px; justify-content:center; flex-wrap:wrap;
}

/* fade-up entrance (driven by JS adding .in) */
.fade-up{ opacity:0; transform: translateY(22px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.fade-up.in{ opacity:1; transform: translateY(0); }
.fade-up[data-delay="1"]{ transition-delay: .08s; }
.fade-up[data-delay="2"]{ transition-delay: .16s; }
.fade-up[data-delay="3"]{ transition-delay: .24s; }

/* ============ Problem ============ */
.problem{ background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.problem-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 48px;
}
.problem-stat{ display:flex; flex-direction:column; }
.stat-number{
  font-family:"Fraunces", serif; font-size: clamp(2.6rem, 4.5vw, 4rem);
  font-weight: 500; color: var(--ink); line-height:1;
}
.stat-suffix{
  font-family:"Fraunces", serif; font-size: clamp(1.4rem, 2vw, 1.8rem);
  color: var(--accent-ink); margin-left: 4px;
}
.problem-stat p{
  margin-top: 14px; color: var(--ink-soft); font-size: 1rem; line-height:1.55; max-width: 320px;
}

/* ============ Tech ============ */
.tech-visual{ position:relative; margin-top: 40px; }

.tech-scene{
  position: relative;
  border-radius: 28px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f6f5 100%);
  border: 1px solid var(--line);
  padding: 20px;
  margin-bottom: 56px;
  overflow:hidden;
}
.scene-svg{ width:100%; height:auto; display:block; }
.scene-label{
  font-family: "Inter", sans-serif; font-size: 12px; letter-spacing: 0.04em;
  fill: var(--ink-soft); text-transform: uppercase;
}
.scene-dash-title{
  font-family: "Inter", sans-serif; font-size: 11px; letter-spacing: 0.12em;
  fill: rgba(255,255,255,0.55); text-transform: uppercase;
}
.scene-dash-meta{
  font-family: "Inter", sans-serif; font-size: 10px; letter-spacing: 0.1em;
  fill: rgba(23,195,178,0.75); text-transform: uppercase;
}
.scene-stat-label{
  font-family: "Inter", sans-serif; font-size: 10px; letter-spacing: 0.08em;
  fill: rgba(255,255,255,0.4); text-transform: uppercase;
}
.scene-stat-value{
  font-family: "Fraunces", serif; font-size: 26px; font-weight: 500;
  fill: #ffffff;
}
.scene-result-title{
  font-family: "Inter", sans-serif; font-size: 14.5px; font-weight: 600; fill: #ffffff;
}
.scene-result-sub{
  font-family: "Inter", sans-serif; font-size: 12px; fill: rgba(255,255,255,0.62);
}
.scene-result-badge{
  font-family: "Inter", sans-serif; font-size: 10.5px; font-weight: 600;
  fill: #5fe3cf; letter-spacing: 0.02em;
}

.tech-nodes{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 28px;
}
.tech-node{
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 22px; text-align:left;
  opacity:0; transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease), box-shadow .3s;
}
.tech-node.in{ opacity:1; transform: translateY(0); }
.tech-node:hover{ box-shadow: 0 20px 40px -24px rgba(10,11,13,0.18); }
.node-icon{
  width: 44px; height:44px; border-radius: 12px; background: var(--accent-soft);
  color: var(--accent-ink); display:flex; align-items:center; justify-content:center;
  margin-bottom: 18px;
}
.node-icon svg{ width:24px; height:24px; }
.tech-node h3{ font-size: 1.08rem; font-weight:600; margin-bottom:8px; }
.tech-node p{ font-size: 0.93rem; color: var(--ink-soft); line-height:1.5; }

/* ============ Ablauf (steps) ============ */
.ablauf{
  background: var(--paper); border-top:1px solid var(--line);
  min-height: 100vh;
  display:flex; flex-direction:column; justify-content:center;
  padding: 110px 0 64px;
  overflow: hidden;
}
.ablauf-head{ width:100%; margin-bottom: 48px; }
.steps-viewport{ width:100%; }
.steps-track{
  --gutter: max(32px, calc((100vw - var(--maxw)) / 2 + 32px));
  display:flex; gap: 24px;
  padding: 0 var(--gutter);
  width: max-content;
  will-change: transform;
}
.step-panel{
  flex: 0 0 auto;
  width: min(520px, 72vw);
  height: min(400px, 46vh);
  min-height: 300px;
  display:flex; flex-direction:column; justify-content:space-between;
  padding: 36px;
  border-radius: 28px;
  background: var(--bg);
  border: 1px solid var(--line);
  transition: background .5s var(--ease), color .5s var(--ease), border-color .5s var(--ease), transform .5s var(--ease);
}
.step-top{ display:flex; justify-content:space-between; align-items:flex-start; }
.step-index{
  font-family:"Fraunces",serif; font-weight: 500;
  font-size: clamp(3.4rem, 6vw, 5.2rem); line-height: 0.9;
  color: var(--accent); letter-spacing: -0.02em;
}
.step-icon{ width: 48px; height: 48px; color: var(--ink-soft); transition: color .5s var(--ease); }
.step-panel h3{ font-size: 1.6rem; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 10px; }
.step-panel p{ color: var(--ink-soft); font-size: 1.02rem; line-height: 1.55; max-width: 380px; transition: color .5s var(--ease); }

.step-panel.active{ background: var(--ink); color:#fff; border-color: var(--ink); }
.step-panel.active .step-index{ color: #5fe3cf; }
.step-panel.active .step-icon{ color: #5fe3cf; }
.step-panel.active p{ color: rgba(255,255,255,0.65); }

.steps-progress{
  margin-top: 40px; height: 2px; background: var(--line); border-radius: 2px; overflow:hidden;
}
.steps-progress span{
  display:block; height:100%; background: var(--accent);
  transform-origin: left; transform: scaleX(0);
}

/* ============ Vorteile / compare ============ */
.compare{
  display:grid; grid-template-columns: 1fr auto 1fr; align-items:center; gap: 28px;
  margin-bottom: 90px;
}
.compare-col{
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 36px;
}
.compare-old h4{ color: var(--ink-soft); }
.compare-new{
  background: var(--ink); color:#fff; border-color: var(--ink);
  box-shadow: 0 30px 60px -30px rgba(10,11,13,0.5);
}
.compare-col h4{ font-size: 1rem; font-weight:700; margin-bottom: 20px; letter-spacing:-0.01em; }
.compare-col ul li{
  position:relative; padding-left: 22px; margin-bottom: 14px;
  font-size: 0.98rem; line-height:1.5; color: inherit; opacity:0.85;
}
.compare-old ul li::before{ content:"–"; position:absolute; left:0; color: var(--ink-soft); }
.compare-new ul li::before{ content:"✓"; position:absolute; left:0; color: var(--accent); }
.compare-arrow{ color: var(--accent); display:flex; justify-content:center; }

.feature-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card{
  padding: 32px 24px; border-radius: var(--radius); background: var(--paper);
  border: 1px solid var(--line);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.feature-card:hover{ transform: translateY(-6px); box-shadow: 0 24px 50px -28px rgba(10,11,13,0.2); }
.feature-icon{
  font-family:"Fraunces", serif; font-size: 1.6rem; color: var(--accent-ink);
  width: 48px; height:48px; border-radius: 12px; background: var(--accent-soft);
  display:flex; align-items:center; justify-content:center; margin-bottom: 20px;
}
.feature-card h3{ font-size: 1.05rem; font-weight:600; margin-bottom: 10px; }
.feature-card p{ font-size: 0.92rem; color: var(--ink-soft); line-height:1.55; }

/* ============ Vision ============ */
.vision{
  background: var(--bg-deep); color:#fff; overflow:hidden;
}
.vision .eyebrow{ color: #5fe3cf; }
.vision h2{ color:#fff; }
.vision .section-lead{ color: rgba(255,255,255,0.65); }
.vision-marquee{
  margin-top: 90px; border-top: 1px solid rgba(255,255,255,0.1); border-bottom: 1px solid rgba(255,255,255,0.1);
  padding: 28px 0; overflow:hidden;
}
.marquee-track{
  display:flex; gap: 18px; white-space:nowrap; width:max-content;
  font-family:"Fraunces", serif; font-size: 1.4rem; color: rgba(255,255,255,0.4);
  animation: marquee 32s linear infinite;
}
.marquee-track span:nth-child(odd){ color: rgba(255,255,255,0.85); }
@keyframes marquee{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}

/* ============ Kontakt ============ */
.kontakt{ background: var(--paper); }
.kontakt-container{ max-width: 700px; text-align:center; }
.kontakt .section-lead{ margin-left:auto; margin-right:auto; }
.contact-form{ margin-top: 48px; text-align:left; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field{ position:relative; margin-bottom: 20px; }
.field input, .field textarea{
  width:100%; padding: 18px 16px 8px; border-radius: 14px;
  border: 1px solid var(--line); background: var(--bg);
  font-family: inherit; font-size: 1rem; color: var(--ink);
  outline: none; transition: border-color .25s, background .25s;
  resize: vertical;
}
.field input:focus, .field textarea:focus{ border-color: var(--accent); background: #fff; }
.field label{
  position:absolute; left: 16px; top: 17px; color: var(--ink-soft);
  font-size: 1rem; pointer-events:none; transition: all .2s var(--ease);
}
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label{
  top: 7px; font-size: 0.72rem; color: var(--accent-ink);
}
/* Bestätigung nach dem Absenden: ersetzt das Formular */
.form-sent{ display: none; }
.contact-form.sent > *:not(.form-sent){ display: none; }
.contact-form.sent .form-sent{
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 12px;
  padding: 48px 28px; border-radius: 20px;
  background: #ffffff; border: 1px solid var(--line);
  animation: sent-in .6s cubic-bezier(.16,.8,.24,1);
  outline: none;
}
.form-sent h3{ font-family: "Fraunces", Georgia, serif; font-weight: 500; font-size: clamp(1.5rem, 3vw, 2rem); margin: 6px 0 0; color: var(--ink); }
.form-sent p{ color: var(--ink-soft); font-size: 1rem; line-height: 1.55; margin: 0; max-width: 420px; }
.form-sent .btn{ margin-top: 10px; background: transparent; border: 1px solid var(--line); color: var(--ink); font: inherit; font-weight: 600; cursor: pointer; }
.form-sent .btn:hover{ border-color: var(--ink); }
.form-sent-icon{
  width: 64px; height: 64px; border-radius: 50%; background: #0e9e8c;
  display: flex; align-items: center; justify-content: center;
  animation: sent-pop .5s cubic-bezier(.34,1.56,.64,1) .1s both;
}
.form-sent-icon svg{ width: 32px; height: 32px; fill: none; stroke: #fff; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 24; stroke-dashoffset: 24; animation: sent-check .4s ease-out .45s forwards; }
@keyframes sent-in{ from{ opacity: 0; transform: translateY(12px); } to{ opacity: 1; transform: none; } }
@keyframes sent-pop{ from{ transform: scale(.4); opacity: 0; } to{ transform: scale(1); opacity: 1; } }
@keyframes sent-check{ to{ stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce){
  .contact-form.sent .form-sent, .form-sent-icon{ animation: none; }
  .form-sent-icon svg{ animation: none; stroke-dashoffset: 0; }
}

/* ============ Footer ============ */
.footer{ background: var(--bg-deep); color: rgba(255,255,255,0.6); padding: 64px 0 36px; }
.footer-inner{ display:flex; flex-direction:column; align-items:center; text-align:center; gap: 16px; }
.footer-brand{ display:flex; align-items:center; gap:8px; color:#fff; font-weight:700; }
.footer-tag{ font-size: 0.95rem; color: rgba(255,255,255,0.5); }
.footer-links{ display:flex; gap: 28px; margin: 10px 0; flex-wrap:wrap; justify-content:center; }
.footer-links a{ font-size: 0.88rem; color: rgba(255,255,255,0.6); transition: color .2s; }
.footer-links a:hover{ color:#fff; }
.footer-legal{ font-size: 0.78rem; color: rgba(255,255,255,0.35); margin-top: 10px; }


/* ============ Einblick (scroll-gesteuerte Animation) ============ */
.einblick{
  --gutter: max(32px, calc((100vw - var(--maxw)) / 2 + 32px));
  position: relative; height: 100vh; height: 100svh; overflow: hidden;
  background: radial-gradient(120% 95% at 55% 35%, #f8f9fa, #d6dae0);
  color: #1b1f24;
}
.einblick-stage{ position: absolute; inset: 0; }
.einblick-canvas{ position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.einblick-corner{
  position: absolute; top: 100px; left: var(--gutter);
  font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: #5b626b;
}
.einblick-cap{
  position: absolute; left: var(--gutter); bottom: 14%; max-width: 34%;
  pointer-events: none; will-change: opacity, transform;
}
.einblick-cap .k{ font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: #5b626b; }
.einblick-cap .h{ font-size: clamp(1.6rem, 3.4vw, 3.2rem); line-height: 1.08; margin-top: .5em; color: #1b1f24; text-wrap: balance; }
.einblick-note{
  position: absolute; right: var(--gutter); bottom: 40px; margin: 0;
  font-size: 11px; color: #5b626b; max-width: 30em; text-align: right;
}
.einblick-progress{
  position: absolute; left: var(--gutter); right: var(--gutter); bottom: 24px;
  height: 2px; background: rgba(27,31,36,.12); border-radius: 2px; overflow: hidden;
}
.einblick-progress span{ display: block; height: 100%; background: #2fb4ee; transform-origin: left; transform: scaleX(0); }
@media (max-width: 700px){
  .einblick-corner{ top: 84px; }
  .einblick-cap{ max-width: calc(100% - 64px); bottom: 15%; }
  .einblick-note{ left: var(--gutter); text-align: left; bottom: 38px; font-size: 10px; }
}
.einblick-corner, .einblick-cap .k{ font-weight: 600; }
.einblick-cap .h{ font-family: "Fraunces", Georgia, serif; font-weight: 500; letter-spacing: -0.01em; }

.footer-legal a{ color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.footer-legal a:hover{ color: #fff; }

.footer-medical{ max-width: 620px; font-size: 0.8rem; line-height: 1.55; color: rgba(255,255,255,0.5); margin-top: 6px; }
.footer-medical a{ color: rgba(255,255,255,0.8); text-decoration: underline; text-underline-offset: 3px; }

/* ============ Vision-Claim mit Schimmer ============ */
.vision-claim{
  margin: 72px 0 0; max-width: 18ch;
  font-family: "Fraunces", Georgia, serif; font-weight: 500; letter-spacing: -0.015em;
  font-size: clamp(2.2rem, 5.6vw, 4.8rem); line-height: 1.04;
  color: #f5f4f2;
  background: linear-gradient(100deg,
    #f5f4f2 0%, #f5f4f2 38%,
    #17C3B2 46%, #8ff0e4 50%, #17C3B2 54%,
    #f5f4f2 62%, #f5f4f2 100%);
  background-size: 260% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: vision-shimmer 5s linear infinite;
}
@keyframes vision-shimmer{
  from{ background-position: 130% 0; }
  to{ background-position: -30% 0; }
}
@media (prefers-reduced-motion: reduce){
  .vision-claim{ animation: none; background: none; -webkit-text-fill-color: #f5f4f2; }
}

/* ============ Unterstreichung "Besser handeln." ============ */
.hero-title .hl{ position: relative; display: inline-block; }
.hero-title .hl::after{
  content: ""; position: absolute; left: 0.02em; right: 0.18em; bottom: -0.04em;
  height: 0.07em; border-radius: 0.035em;
  background: linear-gradient(90deg, #0e9e8c 0%, #0e9e8c 42%, #7fe6d9 50%, #0e9e8c 58%, #0e9e8c 100%);
  background-size: 300% 100%; background-position: 100% 0;
  transform: scaleX(0); transform-origin: left center;
  transition: transform 1.1s cubic-bezier(.65,0,.15,1);
}
.hero-title .hl.drawn::after{
  transform: scaleX(1);
  animation: hl-sheen 4.8s ease-in-out 1.3s infinite;
}
@keyframes hl-sheen{
  0%{ background-position: 100% 0; }
  55%, 100%{ background-position: 0% 0; }
}
@media (prefers-reduced-motion: reduce){
  .hero-title .hl::after{ transform: scaleX(1); transition: none; animation: none; }
}

/* ============ Vision-Film ============ */
.vision-film{
  position: relative; margin: 56px 0 0; aspect-ratio: 16 / 9;
  border-radius: 20px; overflow: hidden; background: #000;
  border: 1px solid rgba(255,255,255,0.1);
}
.vision-film video{ display: block; width: 100%; height: 100%; object-fit: cover; background: #000; }
.vision-play{
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  border: 0; padding: 0; cursor: pointer; color: #f5f4f2; font: inherit;
  background: linear-gradient(to top, rgba(0,0,0,.5), rgba(0,0,0,0) 55%);
}
.vision-play .ring{
  width: 84px; height: 84px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(245,244,242,0.12); border: 1px solid rgba(245,244,242,0.35);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: transform .3s ease, background .3s ease;
}
.vision-play svg{ width: 26px; height: 26px; margin-left: 4px; fill: currentColor; }
.vision-play:hover .ring, .vision-play:focus-visible .ring{ transform: scale(1.06); background: rgba(23,195,178,0.3); }
.vision-play:focus-visible{ outline: 2px solid #17C3B2; outline-offset: -4px; }
.vision-play .label{
  position: absolute; left: 24px; bottom: 20px;
  font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
}
.vision-film.playing .vision-play{ display: none; }
@media (max-width: 600px){
  .vision-film{ border-radius: 14px; margin-top: 40px; }
  .vision-play .ring{ width: 64px; height: 64px; }
}

/* ============ Kontaktformular: Hinweis, Fehler, Spam-Falle ============ */
.form-note{ margin-top: 14px; font-size: 0.82rem; line-height: 1.5; color: var(--ink-soft); text-align: center; }
.form-note a{ color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.form-error{
  margin-top: 16px; text-align: center; color: #b42318; font-weight: 600;
  font-size: 0.95rem; opacity: 0; height: 0; overflow: hidden; transition: opacity .3s;
}
.form-error.show{ opacity: 1; height: auto; }
.form-error a{ color: inherit; }
.form-error-detail{ display: inline-block; margin-top: 6px; font-weight: 400; font-size: 0.8rem; opacity: .8; }
.hp{ position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.contact-form{ position: relative; }
.contact-form button[disabled]{ opacity: .6; cursor: progress; }

/* ============ Responsive ============ */
@media (max-width: 920px){
  .nav-links{
    position: fixed; inset: 0 0 auto 0; top: 70px;
    background: rgba(251,251,250,0.98); backdrop-filter: blur(16px);
    flex-direction:column; align-items:flex-start; padding: 24px 28px 28px;
    gap: 18px; border-bottom: 1px solid var(--line);
    transform: translateY(-110%); transition: transform .4s var(--ease);
    pointer-events:none;
  }
  .nav-links.open{ transform: translateY(0); pointer-events:auto; }
  .nav-cta{ align-self:flex-start; }
  .nav-toggle{
    display:flex; flex-direction:column; justify-content:center; gap:5px;
    width: 32px; height: 28px; background:none; border:none; cursor:pointer;
  }
  .nav-toggle span{ display:block; height:1.5px; width:100%; background: var(--ink); }

  .problem-grid{ grid-template-columns: 1fr; gap: 40px; }
  .tech-nodes{ grid-template-columns: 1fr 1fr; margin-top: 40px; }
  .ablauf{ min-height: 0; padding: 90px 0; }
  .steps-track{ flex-direction: column; width: auto; padding: 0 32px; gap: 16px; }
  .step-panel{ width: 100%; height: auto; min-height: 0; gap: 40px; padding: 28px; }
  .steps-progress{ display:none; }
  .compare{ grid-template-columns: 1fr; }
  .compare-arrow{ transform: rotate(90deg); margin: 0 auto; }
  .feature-grid{ grid-template-columns: 1fr 1fr; }
  .form-row{ grid-template-columns: 1fr; }
}
@media (max-width: 600px){
  .section{ padding: 90px 0; }
  .tech-nodes{ grid-template-columns: 1fr; }
  .feature-grid{ grid-template-columns: 1fr; }
  .compare-col{ padding: 26px; }
}