/* CONCEPT B — OPEN ROAD · horizontale Seitwärts-Reise, Dämmerung */
:root{
  --night:#0E1230; --night-2:#151A3D; --paper:#F1EEF7; --dim:#A6A6CC;
  --sun:#FF7A59; --sun-2:#FFC46B; --line:rgba(255,255,255,.14);
  --disp:"Space Grotesk",system-ui,sans-serif; --body:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box}
body.concept-b{margin:0;height:100vh;overflow:hidden;background:var(--night);color:var(--paper);font-family:var(--body);font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased}
body.concept-b::after{content:"";position:fixed;inset:auto 0 0 0;height:42vh;pointer-events:none;z-index:0;background:radial-gradient(80% 120% at 50% 130%,rgba(255,122,89,.45),transparent 60%),linear-gradient(transparent,rgba(255,196,107,.08) 70%,rgba(255,122,89,.16))}
body.concept-b::before{content:"";position:fixed;left:0;right:0;bottom:22vh;height:1px;z-index:0;background:linear-gradient(90deg,transparent,var(--sun-2),transparent);opacity:.5}
h1,h2,h3{font-family:var(--disp);font-weight:700;margin:0;line-height:1.02;letter-spacing:-.02em}
a{color:inherit}
.skip-link{position:absolute;left:-999px;top:0;z-index:200;background:var(--sun);color:#111;padding:.6rem 1rem}
.skip-link:focus{left:1rem;top:1rem}
:where(a,button,input,textarea,select):focus-visible{outline:2px solid var(--sun-2);outline-offset:3px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.road-top{position:fixed;top:0;left:0;right:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:1.3rem 2rem}
.road-logo img{height:50px;width:auto;filter:brightness(0) invert(1)}
.road-top .lang-select{appearance:none;background:rgba(255,255,255,.06);color:var(--paper);border:1px solid var(--line);font-family:var(--disp);font-size:.78rem;letter-spacing:.08em;padding:.4rem 1.3rem .4rem .6rem;border-radius:99px;cursor:pointer}

.track{display:flex;height:100vh;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none}
.track::-webkit-scrollbar{display:none}
.station{position:relative;z-index:1;min-width:100vw;height:100vh;scroll-snap-align:start;display:grid;place-items:center;padding:6rem 2rem 8rem;overflow-y:auto}
.st-inner{width:min(100% - 2rem,1080px)}
.st-eyebrow{font-family:var(--disp);font-size:.8rem;letter-spacing:.22em;text-transform:uppercase;color:var(--sun-2);margin:0 0 1.4rem}
.st-title{font-size:clamp(3rem,9vw,7rem);line-height:.98;letter-spacing:-.03em;max-width:15ch}
.st-title em{font-style:normal;background:linear-gradient(90deg,var(--sun),var(--sun-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.st-sub{font-size:clamp(1.05rem,1.8vw,1.3rem);color:var(--dim);max-width:46ch;margin:1.8rem 0 0}
.scroll-hint{display:inline-block;margin-top:3rem;font-family:var(--disp);font-size:.9rem;letter-spacing:.1em;text-transform:uppercase;color:var(--sun-2);text-decoration:none;cursor:pointer;animation:nudge 1.6s ease-in-out infinite}
.scroll-hint:hover{color:var(--sun)}
@keyframes nudge{50%{transform:translateX(10px)}}
.st-num{font-family:var(--disp);font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--sun-2);margin:0 0 1rem}
.st-h{font-size:clamp(2.2rem,5vw,4rem);letter-spacing:-.02em;margin-bottom:1.6rem;max-width:18ch}
.st-split{display:grid;grid-template-columns:.8fr 1.2fr;gap:3rem;align-items:center}
.st-photo{margin:0}
.st-photo img{width:100%;max-height:66vh;object-fit:cover;display:block;border-radius:6px;filter:saturate(.85) contrast(1.03)}
.st-split p{color:var(--dim);margin:0 0 1rem}
.st-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:1rem}
.st-cards>div{border:1px solid var(--line);border-radius:6px;padding:1.6rem;background:rgba(255,255,255,.03)}
.st-cards h3{font-size:1.35rem;margin-bottom:.6rem}
.st-cards p{color:var(--dim);font-size:.94rem;margin:0}
.st-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin:1rem 0 2rem;border-block:1px solid var(--line);padding:1.6rem 0}
.st-stats b{display:block;font-family:var(--disp);font-size:clamp(2rem,4vw,3rem);background:linear-gradient(90deg,var(--sun),var(--sun-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.st-stats span{font-size:.82rem;color:var(--dim)}
.st-roles>div{padding:.8rem 0;border-top:1px solid var(--line);font-size:1.05rem}
.st-roles b{font-family:var(--disp)}
.st-roles i{font-style:normal;color:var(--sun-2);font-family:var(--disp);font-size:.85rem;letter-spacing:.08em;text-transform:uppercase}
.st-quote{font-family:var(--disp);font-weight:500;font-size:clamp(1.5rem,3vw,2.4rem);line-height:1.28;letter-spacing:-.01em;max-width:22ch;margin:0}
.st-quote-2{color:var(--dim);max-width:52ch;margin-top:1.6rem;font-size:1.05rem}
.station-contact .st-inner{max-width:720px}
.cf-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-group{margin-bottom:1rem}
.contact-form label{display:block;font-family:var(--disp);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);margin-bottom:.4rem}
.contact-form input,.contact-form textarea{width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:6px;color:var(--paper);font-family:var(--body);font-size:1rem;padding:.75rem .9rem}
.contact-form textarea{min-height:96px;resize:vertical}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--sun-2);outline:none}
.contact-form input.error,.contact-form textarea.error{border-color:var(--sun)}
.form-error{display:none;color:var(--sun);font-size:.76rem;margin-top:.3rem}
.form-error.visible{display:block}
.form-success{display:none;margin-top:1rem;padding:.9rem;border:1px solid var(--sun-2);border-radius:6px;color:var(--sun-2);font-size:.88rem}
.form-success.visible{display:block}
.st-cta{font-family:var(--disp);font-weight:600;font-size:.9rem;letter-spacing:.04em;background:linear-gradient(90deg,var(--sun),var(--sun-2));color:#1a1030;border:0;border-radius:99px;padding:.85rem 1.9rem;cursor:pointer}
.st-contactline{margin-top:1.6rem;font-size:.86rem;color:var(--dim)}
.st-contactline a{color:var(--sun-2);text-decoration:none}

/* Stationen-Rail unten */
.road-rail{position:fixed;left:50%;transform:translateX(-50%);bottom:1.4rem;z-index:20;display:flex;gap:.4rem;align-items:center;background:rgba(14,18,48,.6);backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:99px;padding:.5rem .7rem}
.road-rail a{display:flex;align-items:center;gap:.5rem;text-decoration:none;color:var(--dim);font-family:var(--disp);font-size:.76rem;letter-spacing:.04em;padding:.35rem .7rem;border-radius:99px;transition:.2s}
.road-rail a::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--dim);transition:.2s}
.road-rail a:hover{color:var(--paper)}
.road-rail a.active{color:#1a1030;background:linear-gradient(90deg,var(--sun),var(--sun-2))}
.road-rail a.active::before{background:#1a1030}
.road-rail a[aria-label]{padding:.35rem}
.road-rail a[aria-label] span{display:none}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.scroll-hint{animation:none}.track{scroll-behavior:auto}}

/* mobil: vertikal stapeln */
@media (max-width:820px){
  body.concept-b{height:auto;overflow:auto}
  .track{display:block;height:auto;overflow:visible}
  .station{min-width:0;width:100%;height:auto;min-height:88vh;padding:6rem 1.4rem 4rem}
  .st-split{grid-template-columns:1fr;gap:1.5rem}
  .st-cards{grid-template-columns:1fr}
  .st-stats{grid-template-columns:1fr 1fr}
  .cf-row{grid-template-columns:1fr}
  .road-rail{display:none}
  .st-photo img{max-height:44vh}
}