/* Kompetenznachweis.com — Stylesheet · Stand 21.09.2026 */
:root{
  --bg:#FBFBFA;--surface:#FFFFFF;--ink:#1D1D1F;--ink-2:#46464A;--muted:#6E6E73;--line:#EDEDEB;--track:#EDEDEB;--soft:#F5F5F3;
  --accent:#2B59C3;--accent-hover:#1E429F;--on-dark:#F5F5F7;--dark-muted:#A1A1A6;
  --spring:linear(0, 0.0576 4.2%, 0.1806 8.3%, 0.3213 12.5%, 0.4558 16.7%, 0.5736 20.8%, 0.6717 25%, 0.7507 29.2%, 0.8127 33.3%, 0.8606 37.5%, 0.897 41.7%, 0.9243 45.8%, 0.9447 50%, 0.9598 54.2%, 0.9709 58.3%, 0.979 62.5%, 0.9849 66.7%, 0.9892 70.8%, 0.9923 75%, 0.9945 79.2%, 0.9961 83.3%, 0.9972 87.5%, 0.998 91.7%, 0.9986 95.8%, 1);
  --radius-card:24px;--nav-h:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,"SF Pro Text","Helvetica Neue","Segoe UI",sans-serif;font-optical-sizing:auto;font-size:1.0625rem;line-height:1.47;letter-spacing:-.005em;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
img,svg{display:block;max-width:100%}
a{color:var(--accent)}a:hover{color:var(--accent-hover)}
h1,h2,h3{margin:0;font-weight:700;text-wrap:balance}
p{margin:0}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px}
.narrow{max-width:1120px}
.visually-hidden{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.mt{margin-top:28px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:12px 16px;border-radius:12px;z-index:100}
.skip:focus{left:16px}

/* Navigation — translucente Ebene, Inhalt scrollt darunter */
.nav{position:sticky;top:0;z-index:20;height:var(--nav-h);background:rgba(251,251,250,.72);-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%)}
.nav::after{content:"";position:absolute;left:0;right:0;top:100%;height:14px;background:linear-gradient(rgba(29,29,31,.06),rgba(29,29,31,0));opacity:0;transition:opacity 200ms ease-out;pointer-events:none}
.nav.is-scrolled::after{opacity:1}
.nav .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-size:1.125rem;font-weight:600;letter-spacing:-.01em;color:var(--ink);text-decoration:none;white-space:nowrap}
.brand span{color:var(--muted);font-weight:500}
.nav-links{display:none;gap:32px;align-items:center;margin:0;padding:0;list-style:none}
.nav-links a{font-size:.9375rem;font-weight:500;color:var(--ink);text-decoration:none;padding:12px 0;transition:color 150ms ease-out}
.nav-links a:hover{color:var(--accent)}
.nav-right{display:flex;align-items:center;gap:32px}

/* Buttons — Feedback beim Drücken, Feder beim Loslassen */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 28px;border-radius:980px;border:0;font:inherit;font-size:1.0625rem;font-weight:600;letter-spacing:-.01em;text-decoration:none;cursor:pointer;transform:translateZ(0);transition:transform 500ms var(--spring),filter 150ms ease-out,background-color 150ms ease-out}
.btn:hover{filter:brightness(1.06)}
.btn:active{transform:scale(.97);transition-duration:100ms}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{color:#fff}
.btn-light{background:var(--on-dark);color:var(--ink)}
.btn-light:hover{color:var(--ink)}
.btn-soft{background:var(--track);color:var(--ink)}
.btn-soft:hover{color:var(--ink)}
.btn-sm{height:40px;padding:0 20px;font-size:.875rem}
.link{font-weight:500;text-decoration:none;padding:12px 0;transition:color 150ms ease-out}
a:focus-visible,button:focus-visible{outline:3px solid currentColor;outline-offset:3px;border-radius:12px}

/* Hero */
.hero{padding:64px 0 72px;text-align:left}
.eyebrow{font-size:.8125rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.hero h1{font-size:clamp(2.875rem,1.9rem + 4.4vw,6rem);line-height:1.04;letter-spacing:-.03em;margin-top:20px}
.hero .lead{font-size:clamp(1.1875rem,1rem + .8vw,1.5625rem);line-height:1.42;letter-spacing:-.012em;color:var(--muted);max-width:720px;margin-top:20px}
.hero .actions{display:flex;flex-direction:column;gap:12px;margin-top:28px}
.hero .actions .btn{width:100%}

/* Abschnitte */
.section{padding:64px 0}
.section.surface{background:var(--surface)}
.section-head{display:flex;flex-direction:column;gap:12px;margin-bottom:28px}
.section h2{font-size:clamp(2.25rem,1.5rem + 2.4vw,3.5rem);line-height:1.06;letter-spacing:-.03em}
.section .sub{font-size:clamp(1.0625rem,1rem + .4vw,1.3125rem);color:var(--muted);line-height:1.45;letter-spacing:-.01em;max-width:760px}

/* Warum jetzt */
.facts{display:grid;grid-template-columns:1fr;gap:36px}
.fact .big{font-size:clamp(2rem,1.4rem + 1.8vw,2.75rem);font-weight:700;letter-spacing:-.025em;line-height:1.08}
.fact p{color:var(--muted);font-size:1.0625rem;margin-top:8px}

/* Module — Segmentsteuerung + Panel */
.tabs{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;padding:0}
.tabs .thumb{display:none}
.tab{position:relative;z-index:1;height:52px;border:0;border-radius:980px;background:var(--track);color:var(--ink);font:inherit;font-size:.9375rem;font-weight:600;letter-spacing:-.005em;cursor:pointer;transition:color 200ms ease-out,background-color 200ms ease-out,transform 500ms var(--spring)}
.tab:active{transform:scale(.97);transition-duration:100ms}
.tab[aria-selected="true"]{background:var(--ink);color:#fff}
.panel{margin-top:24px;background:var(--surface);border-radius:var(--radius-card);padding:28px 24px;box-shadow:0 1px 0 rgba(29,29,31,.04),0 10px 32px rgba(29,29,31,.06);display:grid;grid-template-columns:1fr;gap:24px}
.panel[hidden]{display:none}
.panel .label{font-size:.75rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.panel h3{font-size:clamp(1.75rem,1.3rem + 1.4vw,2.5rem);letter-spacing:-.026em;line-height:1.1;margin-top:10px}
.panel .text{color:var(--ink-2);margin-top:14px;max-width:620px;font-size:1.0625rem}
.checks{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:1.0625rem;line-height:1.45}
.checks svg{flex-shrink:0;margin-top:3px;color:var(--accent)}
.facts-side{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding-top:16px;border-top:1px solid var(--line)}
.facts-side .k{font-size:.75rem;font-weight:500;letter-spacing:.01em;color:var(--muted)}
.facts-side .v{font-size:1rem;font-weight:600;letter-spacing:-.008em;line-height:1.3;margin-top:3px}
.facts-side .wide{grid-column:span 2}
.facts-side .btn{grid-column:span 2;margin-top:4px}

/* Ablauf */
.steps{display:grid;grid-template-columns:1fr;gap:16px}
.card{background:var(--soft);border-radius:20px;padding:24px;display:flex;gap:16px;align-items:flex-start;transition:transform 500ms var(--spring),box-shadow 500ms var(--spring)}
.card:active{transform:scale(.99);transition-duration:100ms}
.card .num{flex-shrink:0;width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1rem;font-weight:600}
.card h3{font-size:1.25rem;font-weight:600;letter-spacing:-.015em;line-height:1.2}
.card p{color:var(--ink-2);font-size:1rem;margin-top:6px}

/* Leistungen */
.features{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:18px}
.features li{display:flex;gap:12px;align-items:flex-start;font-size:1.0625rem;line-height:1.42;letter-spacing:-.005em}
.features svg{flex-shrink:0;margin-top:3px;color:var(--accent)}
.note{color:var(--muted);margin-top:28px;max-width:860px}

/* Kontakt */
.contact{background:var(--ink);color:var(--on-dark);padding:72px 0}
.contact h2{color:var(--on-dark);letter-spacing:-.03em}
.contact .sub{color:var(--dark-muted);max-width:700px;margin-top:20px}
.contact-lines{display:flex;flex-direction:column;gap:4px;margin-top:20px;font-size:1.0625rem}
.contact-lines a{color:var(--on-dark);text-decoration:none;padding:8px 0;transition:color 150ms ease-out}
.contact-lines a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.contact .btn{margin-top:20px;width:100%}

/* Footer */
.footer{padding:32px 0 40px;font-size:.8125rem;letter-spacing:.01em;color:var(--muted);line-height:1.5}
.footer .container{display:flex;flex-direction:column;gap:12px}
.footer nav{display:flex;gap:20px}
.footer a{color:var(--muted);text-decoration:none;padding:8px 0;transition:color 150ms ease-out}
.footer a:hover,.footer a[aria-current="page"]{color:var(--ink)}

/* Rechtsseiten */
.legal-head{padding:64px 0 24px}
.legal-head h1{font-size:clamp(2.25rem,1.6rem + 2.4vw,3.5rem);letter-spacing:-.03em;line-height:1.06}
.legal-head .lead{color:var(--muted);font-size:clamp(1.0625rem,1rem + .4vw,1.3125rem);margin-top:14px}
.legal{padding:16px 0 80px}
.legal .container,.legal-head .container{max-width:808px}
.legal section{margin-bottom:40px}
.legal h2{font-size:1.625rem;font-weight:600;letter-spacing:-.02em;line-height:1.15;margin-bottom:14px}
.legal h3{font-size:1.1875rem;font-weight:600;letter-spacing:-.012em;margin:18px 0 8px}
.legal p{color:var(--ink-2);margin-bottom:12px}
.legal ul{margin:0 0 12px;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.legal li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-2)}
.legal li::before{content:"";flex-shrink:0;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:10px}
.legal .stand{color:var(--muted);font-size:.9375rem}

/* Eintritt — einmalig, kritisch gedämpft */
.rise{animation:rise 600ms var(--spring) both}
.rise-2{animation-delay:70ms}.rise-3{animation-delay:140ms}.rise-4{animation-delay:210ms}
@keyframes rise{from{opacity:0;transform:translateY(14px) scale(.985);filter:blur(6px)}to{opacity:1;transform:none;filter:blur(0)}}

/* Tablet */
@media (min-width:720px){
  .hero .actions{flex-direction:row;align-items:center;gap:24px}
  .hero .actions .btn{width:auto}
  .facts{grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}
  .features{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 32px}
  .steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
  .card{flex-direction:column;gap:12px;padding:32px;border-radius:var(--radius-card)}
  .card:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(29,29,31,.10)}
  .card .num{width:40px;height:40px}
  .card h3{margin-top:8px;font-size:1.5rem}
  .contact .btn{width:auto}
  .contact-lines{flex-direction:row;gap:20px;align-items:center}
  .footer .container{flex-direction:row;justify-content:space-between;align-items:flex-start;gap:24px}
  .footer nav{gap:24px}
  /* Segmentsteuerung mit gleitendem Schieber */
  .tabs{display:flex;gap:0;height:56px;padding:4px;background:var(--track);border-radius:980px;max-width:880px}
  .tab{flex:1;height:48px;background:transparent;color:var(--muted)}
  .tab[aria-selected="true"]{background:transparent;color:var(--ink)}
  .tabs .thumb{display:block;position:absolute;left:4px;top:4px;width:calc((100% - 8px) / 4);height:48px;border-radius:980px;background:var(--surface);box-shadow:0 2px 8px rgba(29,29,31,.10),0 0 0 .5px rgba(29,29,31,.06);transform:translateX(calc(var(--i,0) * 100%));transition:transform 500ms var(--spring)}
}
/* Desktop */
@media (min-width:900px){
  :root{--nav-h:72px}
  .nav-links{display:flex}
  .container{padding-inline:40px}
  .hero{padding:120px 0 112px;text-align:center}
  .hero .lead{margin-inline:auto}
  .hero .actions{justify-content:center}
  .hero h1{letter-spacing:-.035em;line-height:1.02}
  .section{padding:104px 0}
  .section-head{align-items:center;text-align:center;margin-bottom:44px}
  .section-head.left{align-items:flex-start;text-align:left}
  .tabs{margin-inline:auto}
  .panel{margin-top:44px;grid-template-columns:2fr 1fr;gap:48px;padding:52px 56px;border-radius:28px}
  .facts-side{grid-template-columns:1fr;gap:24px;padding:8px 0 0 32px;border-top:0;border-left:1px solid var(--line);align-content:start}
  .facts-side .wide,.facts-side .btn{grid-column:auto}
  .facts-side .btn{justify-self:start;margin-top:8px}
  .facts-side .k{font-size:.8125rem}.facts-side .v{font-size:1.1875rem}
  .features{grid-template-columns:repeat(3,minmax(0,1fr));gap:32px 40px}
  .features li{font-size:1.1875rem}
  .note{text-align:center;margin-inline:auto;font-size:1.3125rem}
  .fact p{font-size:1.1875rem}
  .contact{padding:128px 0;text-align:center}
  .contact .sub{margin-inline:auto}
  .contact-lines{justify-content:center}
  .footer{padding:40px 0}
  .legal-head{padding:96px 0 32px}
}

/* Barrierefreiheit */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .rise{animation:fade 200ms ease-out both}
  @keyframes fade{from{opacity:0}to{opacity:1}}
  .btn,.tab,.card,.tabs .thumb{transition-duration:120ms;transition-timing-function:ease-out}
  .card:hover{transform:none;box-shadow:0 0 0 2px rgba(29,29,31,.12)}
}
@media (prefers-reduced-transparency: reduce){.nav{background:var(--bg);-webkit-backdrop-filter:none;backdrop-filter:none}}
@media (prefers-contrast: more){.nav{background:#fff;border-bottom:1px solid var(--ink)}.card,.panel{border:1px solid var(--ink)}}
@media print{.nav,.footer nav,.btn,.skip{display:none !important}body{background:#fff}.contact{background:#fff;color:#000}}