:root{
  --ink:#3B2317;          /* tiefes Braun statt Schwarz */
  --ink-soft:#54301C;     /* mittleres Braun */
  --paper:#FFFFFF;
  --paper-warm:#F6E7CB;   /* Sandgelb */
  --cream:#FCF7EF;
  --uv:#E4631F;           /* sonniges Orange */
  --amber:#F2A83C;        /* Sandgelb, warm */
  --turq:#127E7A;         /* Türkis */
  --turq-light:#1FA8A0;
  --uv-dim:#B44A15;
  --grey:#C7A98E;
  --line:rgba(252,247,239,.22);
  --line-dark:rgba(59,35,23,.18);
  --display:"Space Grotesk",system-ui,sans-serif;
  --body:"Inter Tight",system-ui,sans-serif;
  --mono:"IBM Plex Mono",monospace;
  --pad:clamp(1.25rem,5vw,7rem);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--ink);color:var(--cream);
  font-family:var(--body);font-weight:300;
  font-size:clamp(1rem,.55vw + .9rem,1.15rem);
  line-height:1.6;overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--uv);outline-offset:3px;border-radius:2px}

/* ---------- shared type ---------- */
.eyebrow{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--grey);
}
h1,h2,h3{font-family:var(--display);font-weight:500;letter-spacing:-.03em;line-height:.98}
.h-xl{font-size:clamp(2.6rem,8.2vw,7.5rem)}
.h-lg{font-size:clamp(2rem,5.2vw,4.4rem)}
.h-md{font-size:clamp(1.5rem,2.6vw,2.3rem);letter-spacing:-.02em}
.lede{font-size:clamp(1.05rem,1.3vw,1.4rem);color:#C9C9D4;max-width:34ch}

/* ---------- nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:1rem var(--pad);
  background:transparent;
  border-bottom:1px solid transparent;transition:border-color .4s,background .4s,color .4s;
}
.nav[data-solid="true"]{border-bottom-color:var(--line);background:var(--ink)}
.mark{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase}
.mark b{color:var(--amber);font-weight:500}
.nav-links{display:none;gap:1.75rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}
.nav-links a{text-decoration:none;color:currentColor;opacity:.75;transition:opacity .25s}
.nav-links a:hover{opacity:1}
.nav{color:var(--ink)}
.nav .btn{border-color:rgba(59,35,23,.4);color:var(--ink)}
.nav .btn-solid{background:var(--ink);border-color:var(--ink);color:var(--cream)}
.nav[data-solid="true"]{color:var(--cream)}
.nav[data-solid="true"] .btn{border-color:var(--line);color:var(--cream)}
.nav[data-solid="true"] .btn-solid{background:var(--uv);border-color:var(--uv);color:#fff}
@media(min-width:900px){.nav-links{display:flex}}

.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  padding:.7rem 1.15rem;border-radius:100px;text-decoration:none;
  border:1px solid var(--line);color:var(--cream);
  transition:background .3s,border-color .3s,color .3s;white-space:nowrap;
}
.btn:hover{border-color:var(--amber);background:rgba(242,168,60,.18)}
.btn-solid{background:var(--uv);border-color:var(--uv);color:#fff}
.btn-solid:hover{background:#F2762C;border-color:#F2762C}
.btn-dark{border-color:var(--line-dark);color:var(--ink)}
.btn-dark:hover{border-color:var(--uv);background:rgba(228,99,31,.1)}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;
  justify-content:flex-end;padding:8rem var(--pad) clamp(2rem,5vw,4rem);
  overflow:hidden;
}
.hero-weave{
  position:absolute;inset:0;z-index:0;
  background:
    repeating-linear-gradient(90deg,rgba(59,35,23,.16) 0 1px,transparent 1px 8px),
    repeating-linear-gradient(0deg,rgba(59,35,23,.13) 0 1px,transparent 1px 8px),
    var(--uv);
}
.hero-weave::after{
  content:"";position:absolute;inset:auto 0 0 0;height:38%;
  background:linear-gradient(180deg,rgba(59,35,23,0),rgba(59,35,23,.82));
}
.hero-sun{
  position:absolute;z-index:0;border-radius:50%;
  width:min(46vw,30rem);aspect-ratio:1;
  right:6vw;top:14vh;background:var(--amber);
  will-change:transform;
  animation:sunRise 2.4s cubic-bezier(.16,1,.3,1) both,
            sunDrift 18s ease-in-out 2.4s infinite alternate;
}
.hero-sun::after{
  content:"";position:absolute;inset:-14%;border-radius:50%;
  border:1px solid rgba(246,231,203,.5);
  animation:sunHalo 7s ease-in-out infinite;
}
@keyframes sunRise{
  from{transform:translateY(4.5rem) scale(.9);opacity:0}
  to{transform:translateY(0) scale(1);opacity:1}
}
@keyframes sunDrift{
  from{transform:translateY(0) scale(1)}
  to{transform:translateY(-1.6rem) scale(1.035)}
}
@keyframes sunHalo{
  0%,100%{transform:scale(1);opacity:.55}
  50%{transform:scale(1.07);opacity:.18}
}
.hero-band{
  position:absolute;z-index:0;left:0;right:0;bottom:0;height:1.1rem;background:var(--turq);
}
.hero-inner{position:relative;z-index:1;max-width:min(60rem,100%);color:var(--ink)}
.hero .eyebrow{color:rgba(59,35,23,.72)}
.hero .lede{color:rgba(59,35,23,.86)}
.hero .btn{border-color:rgba(59,35,23,.4);color:var(--ink)}
.hero .btn:hover{background:rgba(59,35,23,.1);border-color:var(--ink)}
.hero .btn-solid{background:var(--ink);border-color:var(--ink);color:var(--cream)}
.hero .btn-solid:hover{background:#2A180F;border-color:#2A180F}
.hero h1{margin:1.4rem 0 1.6rem}
.hero h1 .ln{display:block;overflow:hidden}
.hero h1 .ln > span{display:block;transform:translateY(105%);animation:rise .95s cubic-bezier(.16,1,.3,1) forwards}
.hero h1 .ln:nth-child(2) > span{animation-delay:.1s}
.hero h1 .ln:nth-child(3) > span{animation-delay:.2s;color:var(--ink)}
@keyframes rise{to{transform:translateY(0)}}
.fade-up{opacity:0;transform:translateY(1.2rem);animation:fu .9s cubic-bezier(.16,1,.3,1) .55s forwards}
@keyframes fu{to{opacity:1;transform:none}}
.hero-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:2rem}
.hero-foot{
  position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:1.5rem 2.5rem;
  justify-content:space-between;align-items:end;
  margin-top:clamp(3rem,9vw,7rem);padding-top:1.1rem;border-top:1px solid rgba(252,247,239,.3);
  font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(252,247,239,.86);
  padding-bottom:1.6rem;
}

/* ---------- section frame ---------- */
.sec{padding:clamp(4.5rem,11vw,10rem) var(--pad)}
.sec--light{background:var(--cream);color:var(--ink)}
.sec--warm{background:var(--paper-warm);color:var(--ink)}
.sec-head{max-width:52rem}
.sec-head .h-lg{margin:1.1rem 0 1.2rem}
.sec--light .lede,.sec--warm .lede{color:rgba(59,35,23,.78)}
.sec--light .eyebrow,.sec--warm .eyebrow{color:var(--uv)}

/* ---------- signature: pinned contradiction ---------- */
.pin-wrap{position:relative;height:340svh;background:var(--ink)}
.pin{position:sticky;top:0;height:100svh;overflow:hidden;display:grid;place-items:center}
.pin-fabric{
  position:absolute;inset:0;
  background:
    repeating-linear-gradient(90deg,rgba(252,247,239,.09) 0 1px,transparent 1px 7px),
    repeating-linear-gradient(0deg,rgba(252,247,239,.07) 0 1px,transparent 1px 7px),
    var(--ink-soft);
}
.pin-uv{
  position:absolute;inset:0;
  background:var(--uv);
  clip-path:inset(calc(100% - var(--uvFill,0%)) 0 0 0);
}
.pin-veil{
  position:absolute;inset:0;
  background:rgba(59,35,23,calc(.5 - var(--veilTint,0)));
}
.pin-content{position:relative;z-index:2;width:100%;max-width:74rem;padding:0 var(--pad);text-align:center}
.pin-content h2{margin-bottom:2.6rem}
.pin-content h2 .flip{color:var(--amber)}
.gauges{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:640px){.gauges{grid-template-columns:1fr 1fr}}
.gauge{background:rgba(59,35,23,.86);padding:1.6rem 1.4rem;text-align:left}
.gauge dt{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--grey)}
.gauge dd{font-family:var(--display);font-size:clamp(2.2rem,6vw,3.6rem);font-variant-numeric:tabular-nums;line-height:1;margin:.55rem 0 .9rem}
.gauge[data-key="uv"] dd{color:var(--amber)}
.bar{height:6px;background:rgba(252,247,239,.2);position:relative;overflow:hidden}
.bar i{position:absolute;inset:0 auto 0 0;background:var(--turq-light);width:0%}
.gauge[data-key="uv"] .bar i{background:var(--amber)}
.gauge p{font-size:.85rem;color:rgba(252,247,239,.78);margin-top:.8rem;max-width:30ch}
.scroll-cue{
  margin-top:2.4rem;font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--grey);
}

/* ---------- parameters ---------- */
.params{display:grid;gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);margin-top:3rem}
@media(min-width:800px){.params{grid-template-columns:repeat(3,1fr)}}
.param{background:var(--paper);padding:clamp(1.4rem,2.6vw,2.2rem)}
.param:nth-child(2){background:var(--paper-warm)}
.param:nth-child(3){background:var(--turq);color:var(--cream)}
.param:nth-child(3) .idx{color:#BFF0EC}
.param:nth-child(3) p{color:rgba(252,247,239,.88)}
.param .idx{font-family:var(--mono);font-size:.68rem;color:var(--uv);letter-spacing:.16em}
.param h3{margin:.9rem 0 .7rem;font-size:1.35rem}
.param p{color:rgba(59,35,23,.76);font-size:.95rem}

/* ---------- applications rail ---------- */
.rail-sec{background:var(--turq);color:var(--cream);padding:clamp(4.5rem,11vw,9rem) 0}
.rail-sec .eyebrow{color:#BFF0EC}
.rail-sec .lede{color:rgba(252,247,239,.88)}
.rail-head{padding:0 var(--pad);max-width:48rem}
.rail{
  display:flex;gap:1rem;margin-top:2.8rem;padding:0 var(--pad) 1rem;
  overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.card{
  scroll-snap-align:start;flex:0 0 min(78vw,22rem);
  border:0;border-radius:2px;padding:1.5rem;
  min-height:19rem;display:flex;flex-direction:column;justify-content:space-between;
  background:var(--cream);color:var(--ink);
  transition:transform .3s;
}
.card:nth-child(2){background:var(--amber)}
.card:nth-child(3){background:var(--uv);color:var(--cream)}
.card:nth-child(4){background:var(--ink);color:var(--cream)}
.card:hover{transform:translateY(-4px)}
.card h3{font-size:1.5rem;margin-bottom:.7rem}
.card p{font-size:.92rem;opacity:.82}
.card .tag{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;opacity:.7}

/* ---------- comparison ---------- */
.cmp{display:grid;gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);margin-top:2.8rem}
@media(min-width:760px){.cmp{grid-template-columns:1fr 1fr}}
.cmp > div{background:var(--paper);padding:clamp(1.5rem,3vw,2.4rem)}
.cmp > div:first-child{background:var(--uv);color:var(--cream)}
.cmp > div:first-child li{color:rgba(252,247,239,.9);border-top-color:rgba(252,247,239,.3)}
.cmp > div:first-child li::before{color:var(--amber)}
.cmp > div:first-child .who{color:var(--amber)}
.cmp h3{font-size:1.5rem;margin:.8rem 0 1.1rem}
.cmp ul{list-style:none;display:grid;gap:.8rem}
.cmp li{display:flex;gap:.7rem;font-size:.95rem;color:rgba(59,35,23,.8);border-top:1px solid var(--line-dark);padding-top:.8rem}
.cmp li::before{content:"—";color:var(--turq);font-family:var(--mono)}
.cmp .who{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--turq)}

/* ---------- licensing steps ---------- */
.steps{counter-reset:s;display:grid;gap:1px;background:var(--line);border-block:1px solid var(--line);margin-top:3rem}
@media(min-width:860px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{padding:clamp(1.5rem,3vw,2.4rem);background:var(--ink)}
.step .st{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--amber)}
.step h3{font-size:1.4rem;margin:.9rem 0 .7rem}
.step p{font-size:.93rem;color:rgba(252,247,239,.78)}

/* ---------- patent facts ---------- */
.facts{
  font-family:var(--mono);font-size:.82rem;margin-top:2.6rem;
  border-top:1px solid var(--line);
}
.facts div{display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;justify-content:space-between;
  padding:.85rem 0;border-bottom:1px solid var(--line)}
.facts dt{color:var(--grey);letter-spacing:.1em;text-transform:uppercase;font-size:.68rem}
.facts dd{color:var(--cream)}
.disclaim{margin-top:1.4rem;font-size:.82rem;color:var(--grey);max-width:60ch}

/* ---------- SEO reading area ---------- */
.read{max-width:44rem;margin-top:3rem}
.read h3{font-size:1.35rem;margin:2.4rem 0 .8rem}
.read h3:first-child{margin-top:0}
.read p{color:rgba(59,35,23,.8);margin-bottom:1rem;font-size:1rem}
.read details{margin-top:1.5rem;border-top:1px solid var(--line-dark);padding-top:1.2rem}
.read summary{
  cursor:pointer;font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--uv);list-style:none;
}
.read summary::-webkit-details-marker{display:none}
.read summary::after{content:" +"}
.read details[open] summary::after{content:" –"}
.faq{margin-top:1.6rem}
.faq h4{font-family:var(--display);font-weight:500;font-size:1.05rem;margin:1.4rem 0 .4rem}

/* ---------- contact ---------- */
.contact{background:var(--ink);padding:clamp(4.5rem,11vw,10rem) var(--pad)}
.contact-grid{display:grid;gap:clamp(2.5rem,5vw,4rem)}
@media(min-width:900px){.contact-grid{grid-template-columns:1.05fr .95fr;align-items:start}}
form{display:grid;gap:1.1rem}
.field{display:grid;gap:.45rem}
label{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--grey)}
input,textarea{
  font:inherit;font-size:.98rem;color:var(--cream);background:transparent;
  border:0;border-bottom:1px solid var(--line);padding:.65rem 0;border-radius:0;
}
input:focus,textarea:focus{outline:none;border-bottom-color:var(--amber)}
textarea{resize:vertical;min-height:5.5rem}
.form-note{font-size:.82rem;color:var(--grey)}
.sent{font-family:var(--mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--amber)}

footer{padding:2.5rem var(--pad) 3.5rem;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between;
  font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--grey)}
footer a{text-decoration:none}
footer a:hover{color:var(--amber)}
:focus-visible{outline-color:var(--amber)}
.read summary{color:var(--uv)}

/* reveal */
.rv{opacity:0;transform:translateY(1.5rem);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.rv.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  .hero h1 .ln > span{transform:none}
  .hero-sun{animation:none;transform:none;opacity:1}
  .hero-sun::after{animation:none;opacity:.4}
  .fade-up{opacity:1;transform:none}
  .pin-wrap{height:auto}
  .pin{position:static;height:auto;padding:5rem 0}
  .pin-veil{backdrop-filter:none}
  .pin-uv{--uvFill:70%}
}


/* Honigtopf: fuer Menschen unsichtbar, aber nicht per display:none,
   damit einfache Bots das Feld trotzdem finden und ausfuellen. */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}