/* Spannung Material Technik — site styles */
:root{
  --navy:#12335A; --ink:#0B1F38; --navy-2:#1B3F6B; --navy-line:#2E5583;
  --orange:#E8782A; --orange-text:#B4531A; --orange-hover:#8F4012;
  --white:#FFFFFF; --grey:#F4F6F9; --mist:#DDE3EC; --body:#4A5566; --text:#16202E;
  --muted-on-navy:#C9D2DE; --faint-on-navy:#A9B6C8;
  --radius:12px; --max:1200px;
  --display:'Archivo',system-ui,sans-serif; --sans:'IBM Plex Sans',system-ui,sans-serif; --mono:'IBM Plex Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--orange-text)} a:hover{color:var(--orange-hover)}
h1,h2,h3{font-family:var(--display);line-height:1.15;margin:0;color:inherit}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:0;background:var(--white);padding:8px 12px;z-index:10}
.skip:focus{left:8px}

/* header */
.site-header{background:var(--white);border-bottom:1px solid var(--mist);position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy)}
.brand img{width:40px;height:40px;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:.14em}
.brand-sub{font-size:11px;letter-spacing:.22em;color:#5A6B82}
.nav{display:flex;flex-wrap:wrap;align-items:center;gap:22px;font-size:15px}
.nav a{color:var(--navy);text-decoration:none;font-weight:500}
.nav a:hover{color:var(--orange-text)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:12px 22px;border-radius:6px;font-weight:600;text-decoration:none;border:0;cursor:pointer;font:inherit;font-weight:600}
.btn-primary{background:var(--orange);color:var(--ink)} .btn-primary:hover{background:#D96A1C;color:var(--ink)}
.btn-ghost{border:1px solid #5B7BA3;color:var(--white)} .btn-ghost:hover{background:var(--navy-2);color:var(--white)}
.btn-dark{background:var(--navy);color:var(--white)} .btn-dark:hover{background:var(--ink);color:var(--white)}
.nav .btn{color:var(--ink)}

/* sections */
.section{padding:88px 0}
.section.alt{background:var(--grey)}
.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.16em;color:var(--orange-text);text-transform:uppercase}
.section-head{display:flex;flex-direction:column;gap:12px;max-width:720px;margin-bottom:40px}
.section-head h2{font-weight:800;font-size:clamp(30px,4vw,40px)}
.lead{font-size:18px;color:var(--body)}
.grid{display:grid;gap:24px}
.g3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{border:1px solid var(--mist);border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;gap:12px;background:var(--white)}
.alt .card{border:0}
.card h3{font-weight:700;font-size:22px}
.card p{color:var(--body);font-size:16px}
.num{font-family:var(--mono);font-size:14px;color:var(--orange-text)}

/* hero */
.hero{background:var(--navy);color:var(--white);padding:72px 0 96px}
.hero .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:56px}
.hero-copy{flex:1 1 480px;min-width:0;display:flex;flex-direction:column;gap:24px}
.hero .eyebrow{color:var(--orange)}
.hero h1{font-weight:800;font-size:clamp(40px,5.5vw,64px);letter-spacing:-.01em}
.hero p.lead{color:var(--muted-on-navy);font-size:19px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-meta{font-size:14px;color:var(--faint-on-navy)}
.hero-visual{flex:1 1 420px;min-width:0}
.viz{background:var(--navy-2);border:1px solid var(--navy-line);border-radius:var(--radius);padding:28px}
.viz-legend{display:flex;justify-content:space-between;margin-top:14px;font-family:var(--mono);font-size:12px;color:var(--faint-on-navy)}

/* capabilities */
.cap{border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;gap:14px}
.cap.dark{background:var(--navy);color:var(--white)}
.cap.light{border:1px solid var(--mist)}
.cap .tag{font-family:var(--mono);font-size:13px}
.cap.dark .tag{color:var(--orange)} .cap.light .tag{color:var(--orange-text)}
.cap .big{font-family:var(--display);font-weight:800;font-size:44px;line-height:1}
.cap .what{font-size:16px}
.cap.dark .what{color:var(--muted-on-navy)} .cap.light .what{color:var(--body)}
.cap ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px;font-size:15px}
.cap.dark ul{color:#E3E8EF} .cap.light ul{color:var(--body)}
.standards{border-top:1px solid var(--mist);margin-top:32px;padding-top:24px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.chip{font-family:var(--mono);font-size:13px;background:var(--grey);padding:8px 12px;border-radius:6px}

/* steps */
.steps{list-style:none;margin:0;padding:0}
.steps li{background:var(--white);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;gap:8px}
.steps .n{font-family:var(--display);font-weight:800;font-size:32px;color:var(--orange-text)}
.steps strong{font-size:18px}
.steps span.d{font-size:15px;color:var(--body)}

/* about */
.about{display:flex;flex-wrap:wrap;gap:48px;align-items:center}
.about-photo{flex:0 1 320px;min-width:0;aspect-ratio:4/5;background:#E6EAF0;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--body);font-size:14px;text-align:center;padding:16px}
.about-copy{flex:1 1 480px;min-width:0;display:flex;flex-direction:column;gap:18px}
.about-copy p{font-size:17px;color:var(--body)}
.pills{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.pills li{border:1px solid var(--mist);border-radius:999px;padding:8px 14px;font-size:14px}

/* faq */
.faq{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{background:var(--white);border-radius:10px;padding:0 22px}
.faq summary{cursor:pointer;list-style:none;min-height:56px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-weight:600;font-size:17px;padding:16px 0}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--orange-text)}
.faq details[open] summary::after{content:"−"}
.faq details p{padding-bottom:20px;color:var(--body)}

/* cta */
.cta{background:var(--orange);padding:72px 0}
.cta .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta h2{color:var(--ink);font-weight:800;font-size:clamp(28px,3.5vw,36px);max-width:680px}

/* footer */
.site-footer{background:var(--navy);color:#C9D2DE;padding:56px 0 32px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px}
.foot-grid div{display:flex;flex-direction:column;gap:6px}
.foot-grid strong{color:var(--white)}
.site-footer a{color:#E3E8EF}
.copyright{border-top:1px solid var(--navy-line);margin-top:32px;padding-top:20px;font-size:13px;color:var(--faint-on-navy)}

/* quote page */
.quote{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start}
.quote-side{flex:1 1 320px;min-width:0;display:flex;flex-direction:column;gap:18px}
.quote-side h1{font-weight:800;font-size:clamp(34px,4.5vw,44px)}
.box{background:var(--white);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:10px;font-size:15px}
form.q{flex:1 1 560px;min-width:0;background:var(--white);border-radius:var(--radius);padding:36px;display:flex;flex-direction:column;gap:20px}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
label.f{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
label.f input,label.f select,label.f textarea{min-height:44px;padding:10px 12px;border:1px solid #9AA8BB;border-radius:6px;font:inherit;font-weight:400;color:var(--text);background:var(--white)}
label.f textarea{resize:vertical}
input:focus,select:focus,textarea:focus,.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.notice{background:var(--grey);border-radius:8px;padding:16px;font-size:13px;color:var(--body)}
.notice strong{color:var(--text)}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:14px}
.consent input{width:20px;height:20px;margin-top:2px;flex:none}
.form-msg{font-size:14px;color:var(--orange-text);min-height:1em}

/* legal pages */
.legal{max-width:820px;margin:0 auto}
.legal h1{font-weight:800;font-size:clamp(32px,4vw,40px);margin-bottom:8px}
.legal h2{font-size:22px;margin:32px 0 10px}
.legal p,.legal li{color:var(--body);font-size:16px}
.legal p{margin-bottom:12px}
.legal .draft{background:#FFF4EA;border:1px solid #F3C9A6;border-radius:8px;padding:14px 16px;font-size:14px;color:#6B3A12;margin:16px 0 24px}

/* whatsapp */
.wa{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;background:#1F7A4D;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.25);z-index:6}
.wa:hover{background:#17623D}

@media (max-width:720px){
  .section{padding:64px 0}
  .hero{padding:48px 0 64px}
  .nav{gap:14px;font-size:14px}
  form.q{padding:24px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}