:root{--teal:#00C4A7;--teal-dark:#00a38b;--teal-darker:#007a68;--teal-light:#e6faf6;--teal-lighter:#f2fdfb;--text:#0a1e1a;--text-muted:#5f7570;--text-light:#94a5a0;--bg:#fff;--bg-alt:#fafbfa;--border:#e6ebea;--shadow-md:0 4px 16px rgba(0,196,167,0.08);--radius:14px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{color:var(--teal-dark);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--teal-darker)}
img,svg{display:block;max-width:100%}
.container{max-width:1100px;margin:0 auto;padding:0 24px}

/* ---------- Kopf- und Fusszeile (auf allen Seiten gleich) ---------- */
header{position:sticky;top:0;background:rgba(255,255,255,0.86);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;max-width:1100px;margin:0 auto}
.nav-left{display:flex;align-items:center;gap:14px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.1rem;letter-spacing:0.08em;color:var(--teal-dark)}
.brand svg{width:30px;height:30px;color:var(--teal)}
.btn-login{padding:10px 20px;border:1px solid var(--teal);border-radius:8px;color:var(--teal-dark);font-weight:500;font-size:0.95rem;background:transparent;transition:all .15s ease;display:inline-flex;align-items:center;justify-content:center;min-width:110px}
.btn-login:hover{background:var(--teal);color:#fff}
.ki-status{display:inline-flex;align-items:center;gap:6px;font-size:0.9rem;font-weight:600;color:#9ca3af}
.ki-dot{width:9px;height:9px;border-radius:50%;background:#9ca3af}
.ki-status.online{color:#16a34a}.ki-status.online .ki-dot{background:#22c55e}
.ki-status.offline{color:#dc2626}.ki-status.offline .ki-dot{background:#ef4444}
footer{background:var(--bg-alt);border-top:1px solid var(--border);padding:36px 0;margin-top:20px}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:0.9rem;color:var(--text-light)}
.footer-links{display:flex;gap:28px}
.footer-links a{color:var(--text-muted)}
.footer-links a:hover{color:var(--teal-dark)}

/* ---------- Startseite ---------- */
.hero{padding:96px 0 68px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-40%;left:50%;transform:translateX(-50%);width:900px;height:900px;background:radial-gradient(circle,rgba(0,196,167,0.07) 0%,rgba(0,196,167,0) 60%);pointer-events:none;z-index:-1}
.eyebrow{display:inline-block;font-size:0.82rem;font-weight:700;letter-spacing:0.22em;color:var(--teal-dark);margin-bottom:18px}
.hero h1{font-size:clamp(2rem,5.2vw,3.5rem);font-weight:700;line-height:1.14;letter-spacing:-0.025em;margin-bottom:22px;color:var(--text)}
.hero h1 .accent{color:var(--teal)}
.hero p.sub{max-width:660px;margin:0 auto 36px;font-size:clamp(1rem,1.6vw,1.18rem);color:var(--text-muted);line-height:1.7}
.hero-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--teal);color:#fff;padding:15px 30px;border-radius:10px;font-weight:600;font-size:1.03rem;transition:all .2s ease;box-shadow:0 4px 14px rgba(0,196,167,0.28)}
.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(0,196,167,0.36)}
.btn-primary .arrow{transition:transform .2s ease}
.btn-primary:hover .arrow{transform:translateX(3px)}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;background:transparent;color:var(--teal-dark);border:1px solid var(--teal);padding:14px 29px;border-radius:10px;font-weight:600;font-size:1.03rem;transition:all .2s ease}
.btn-secondary:hover{background:var(--teal-light);color:var(--teal-darker)}
.about{padding:84px 0 88px;background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.about-inner{max-width:720px;margin:0 auto}
.about h2{font-size:clamp(1.6rem,3vw,2.1rem);font-weight:700;margin-bottom:24px;letter-spacing:-0.015em;color:var(--text)}
.about p{color:var(--text-muted);font-size:1.05rem;line-height:1.78;margin-bottom:18px}
.about p:last-child{margin-bottom:0}
.werkstatt{padding:88px 0 96px}
.section-head{text-align:center;margin-bottom:52px}
.section-head h2{font-size:clamp(1.7rem,3.2vw,2.4rem);font-weight:700;margin-bottom:14px;letter-spacing:-0.015em;color:var(--text)}
.section-head p{color:var(--text-muted);max-width:600px;margin:0 auto;font-size:1.05rem}
.werkstatt-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;align-items:start}
.karte{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:all .2s ease}
.karte:hover{border-color:var(--teal);transform:translateY(-3px);box-shadow:var(--shadow-md)}
a.karte{color:inherit}
a.karte:hover{color:inherit}
.karte-bild{display:block;flex:none;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:top center;background:var(--bg-alt);border-bottom:1px solid var(--border)}
.karte-inhalt{padding:26px 28px 30px}
.karte h3{font-size:1.2rem;font-weight:600;margin-bottom:9px;color:var(--text);letter-spacing:-0.005em}
.karte-status{display:inline-block;font-size:0.76rem;font-weight:600;letter-spacing:0.04em;color:var(--teal-darker);background:var(--teal-light);padding:4px 12px;border-radius:999px;margin-bottom:15px}
.karte p{color:var(--text-muted);font-size:0.95rem;line-height:1.68}
.karte-module{margin-top:15px;padding-top:14px;border-top:1px solid var(--border);font-size:0.88rem;color:var(--text-light)}
.karte-mehr{margin-top:18px;font-weight:600;font-size:0.95rem;color:var(--teal-dark);display:inline-flex;align-items:center;gap:6px}
.karte:hover .karte-mehr{color:var(--teal-darker)}
.karte:hover .karte-mehr .pfeil{transform:translateX(4px)}
.karte-mehr .pfeil{transition:transform .2s ease;display:inline-block}
.karte-breit{grid-column:1 / -1;flex-direction:row;align-items:center;gap:34px;padding:30px 34px}
.karte-breit .karte-inhalt{padding:0}
.karte-bild-breit{flex:0 0 47%;width:47%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:top left;border:1px solid var(--border);border-radius:10px;background:var(--bg-alt)}
.methode{padding:100px 0;background:linear-gradient(180deg,#fff 0%,var(--teal-lighter) 50%,#fff 100%)}
.methode-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:72px;align-items:center}
.methode-badge{display:inline-block;background:var(--teal-light);color:var(--teal-dark);padding:6px 14px;border-radius:999px;font-size:0.78rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;margin-bottom:20px}
.methode-grid h2{font-size:clamp(1.7rem,3.4vw,2.3rem);font-weight:700;line-height:1.2;letter-spacing:-0.015em;margin-bottom:20px;color:var(--text)}
.methode-grid p{color:var(--text-muted);font-size:1.05rem;line-height:1.72;margin-bottom:16px}
.formel{display:inline-block;background:var(--teal-light);color:var(--teal-darker);padding:13px 20px;border-radius:10px;font-weight:600;font-size:1rem;line-height:1.6;margin-bottom:20px}
.methode-visual{display:flex;justify-content:center;align-items:center}
.methode-orb{width:100%;max-width:380px;aspect-ratio:1}
.schluss{padding:100px 0 110px;text-align:center}
.schluss h2{font-size:clamp(1.8rem,3.6vw,2.4rem);font-weight:700;margin-bottom:18px;letter-spacing:-0.015em;color:var(--text)}
.schluss p{color:var(--text-muted);max-width:620px;margin:0 auto;font-size:1.05rem;line-height:1.72}

/* ---------- Unterseiten ---------- */
.seiten-kopf{padding:44px 0 8px}
.zurueck{display:inline-flex;align-items:center;gap:7px;font-size:0.93rem;font-weight:500;color:var(--text-muted);margin-bottom:30px}
.zurueck:hover{color:var(--teal-dark)}
.seiten-kopf h1{font-size:clamp(1.9rem,4.2vw,2.8rem);font-weight:700;line-height:1.15;letter-spacing:-0.022em;margin:14px 0 20px;color:var(--text);max-width:820px}
.lead{max-width:760px;font-size:clamp(1.05rem,1.7vw,1.22rem);color:var(--text-muted);line-height:1.72}
.inhalt{padding:26px 0 40px}
.spalte{max-width:760px}
.spalte h2{font-size:clamp(1.35rem,2.4vw,1.7rem);font-weight:700;letter-spacing:-0.012em;color:var(--text);margin:54px 0 16px}
.spalte h3{font-size:1.1rem;font-weight:600;color:var(--text);margin:30px 0 10px}
.spalte p{color:var(--text-muted);font-size:1.03rem;line-height:1.78;margin-bottom:16px}
.spalte ul{list-style:none;margin:0 0 20px}
.spalte li{position:relative;padding-left:26px;color:var(--text-muted);font-size:1.03rem;line-height:1.72;margin-bottom:11px}
.spalte li::before{content:'';position:absolute;left:6px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--teal);opacity:.55}
.spalte strong{color:var(--text);font-weight:600}
figure{margin:34px 0 40px;max-width:1000px}
figure img{width:100%;height:auto;border:1px solid var(--border);border-radius:12px;background:var(--bg-alt)}
figcaption{margin-top:12px;font-size:0.88rem;color:var(--text-light);line-height:1.6;max-width:760px}
.kasten{border:1px solid var(--border);border-left:3px solid var(--teal);border-radius:10px;background:var(--bg-alt);padding:22px 26px;margin:30px 0;max-width:760px}
.kasten h3{margin-top:0}
.kasten p:last-child,.kasten ul:last-child,.kasten li:last-child{margin-bottom:0}
.kasten-offen{border-left-color:#f0b429}
.schritte{counter-reset:schritt;list-style:none;margin:30px 0 34px;max-width:760px}
.schritte>li{counter-increment:schritt;position:relative;padding:0 0 26px 58px;margin:0}
.schritte>li::before{content:counter(schritt);position:absolute;left:0;top:-2px;width:38px;height:38px;border-radius:50%;background:var(--teal-light);color:var(--teal-darker);font-weight:700;font-size:1rem;display:flex;align-items:center;justify-content:center}
.schritte>li::after{content:'';position:absolute;left:19px;top:42px;bottom:2px;width:1px;background:var(--border)}
.schritte>li:last-child::after{display:none}
.schritte h3{margin:6px 0 8px;font-size:1.08rem}
.schritte p{margin-bottom:0}
.weiter{display:flex;flex-wrap:wrap;gap:12px;margin:14px 0 10px}
.weiter a{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--border);border-radius:9px;padding:11px 17px;font-size:0.95rem;font-weight:500;color:var(--text-muted);background:var(--bg)}
.weiter a:hover{border-color:var(--teal);color:var(--teal-dark)}
.seiten-fuss{border-top:1px solid var(--border);padding:38px 0 10px;margin-top:56px}
.seiten-fuss h2{margin-top:0}

@media (max-width:860px){
  .werkstatt-grid{grid-template-columns:1fr}
  .karte-breit{flex-direction:column;align-items:flex-start;gap:22px;padding:28px}
  .karte-bild-breit{flex:none;width:100%}
  .methode-grid{grid-template-columns:1fr;gap:40px;text-align:center}
  .methode-visual{order:-1}
  .methode-orb{max-width:240px}
  .formel{text-align:center}
}
@media (max-width:560px){
  .hero{padding:60px 0 48px}
  .about,.werkstatt,.methode,.schluss{padding:60px 0}
  .nav{padding:14px 20px}
  .btn-login{padding:9px 16px;font-size:0.9rem;min-width:0}
  .footer-inner{flex-direction:column;text-align:center}
  .footer-links{gap:20px;flex-wrap:wrap;justify-content:center}
  .karte-inhalt{padding:22px 22px 26px}
  .seiten-kopf{padding:30px 0 4px}
  .spalte h2{margin-top:40px}
  .schritte>li{padding-left:48px}
  .schritte>li::before{width:32px;height:32px;font-size:0.92rem}
  .schritte>li::after{left:16px;top:36px}
}