:root{--navy:#071b32;--navy2:#102d4a;--cyan:#23d1d0;--ink:#152b40;--muted:#607285;--pale:#eef6f8;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.65 system-ui,-apple-system,'Segoe UI',sans-serif;color:var(--ink);background:#fff}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #e69b22;outline-offset:3px}.container{width:min(1160px,calc(100% - 40px));margin:auto}.header{position:sticky;top:0;z-index:10;background:#071b32f5;color:white;border-bottom:1px solid #ffffff1b}.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:80px}.brand{font-size:24px;font-weight:850;letter-spacing:-1px}.brand span{color:var(--cyan)}.brand small{display:block;font-size:10px;letter-spacing:2px;font-weight:500;color:#bfd5df}.links{display:flex;align-items:center;gap:23px}.links a{font-size:14px;color:#e0edf3}.links a:hover,.links a[aria-current=page]{color:var(--cyan)}.menu{display:none;background:none;border:1px solid #5b7286;color:white;padding:8px 12px;border-radius:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--cyan);color:#062039;font-weight:750;padding:13px 22px;border-radius:7px;border:0;cursor:pointer}.btn:hover{background:#73e9e4}.btn.outline{background:transparent;border:1px solid #86a6b7;color:white}.hero{background:radial-gradient(circle at 85% 25%,#176481 0,transparent 35%),linear-gradient(135deg,#071b32,#123451);color:white;padding:100px 0 110px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:60px}.eyebrow{color:#09a9ad;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:2.5px}.hero .eyebrow{color:var(--cyan)}h1{font-size:clamp(40px,5vw,68px);line-height:1.1;letter-spacing:-2px;margin:18px 0 25px}h1 em{font-style:normal;color:var(--cyan)}.hero p{color:#c6d8e3;font-size:19px;max-width:630px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.network{height:360px;position:relative;border:1px solid #ffffff30;border-radius:24px;background:linear-gradient(145deg,#ffffff10,#ffffff03);display:grid;place-items:center;box-shadow:0 30px 80px #0003}.network:before,.network:after{content:'';position:absolute;border:1px solid #2ed3d155;border-radius:50%;width:270px;height:270px}.network:after{width:190px;height:190px}.network strong{font-size:90px;color:var(--cyan);z-index:1;letter-spacing:-9px}.network .dot{position:absolute;background:var(--cyan);width:13px;height:13px;border-radius:50%;box-shadow:0 0 22px var(--cyan)}.dot.a{top:10%;left:23%}.dot.b{bottom:18%;right:13%}.dot.c{top:23%;right:14%}section{padding:85px 0}.section-head{max-width:730px;margin-bottom:35px}h2{font-size:clamp(29px,3.3vw,43px);line-height:1.2;letter-spacing:-1px;margin:10px 0 16px}h3{font-size:20px;margin:8px 0 10px}.lead{font-size:18px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{border:1px solid #dce7ec;border-radius:12px;padding:28px;background:white;transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-3px);box-shadow:0 14px 35px #09253d13}.card p{color:var(--muted);margin-bottom:0}.icon{display:grid;place-items:center;background:#dff7f5;color:#087e83;width:48px;height:48px;border-radius:10px;font-size:23px;font-weight:800}.soft{background:var(--pale)}.dark{background:var(--navy);color:white}.dark p,.dark .lead{color:#c1d2df}.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.feature{padding:32px;border-radius:16px;background:linear-gradient(135deg,#123854,#071b32);color:white}.feature li{margin:12px 0}.feature li::marker{color:var(--cyan)}.cta{background:linear-gradient(120deg,#0b2945,#155273);color:white;border-radius:18px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta p{color:#d2e3ed}.footer{background:#051525;color:#b6c8d6;padding:55px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:35px}.footer a:hover{color:var(--cyan)}.footer h3{color:white}.footer .bottom{border-top:1px solid #ffffff22;margin-top:35px;padding-top:18px;font-size:13px}.page-hero{background:linear-gradient(125deg,#071b32,#16435f);color:white;padding:65px 0}.page-hero h1{font-size:clamp(34px,4vw,53px)}.page-hero p{color:#cbdce5;max-width:750px}.tag{display:inline-block;padding:4px 10px;border-radius:5px;background:#e3f5f4;color:#126a72;font-size:12px;font-weight:750}.notice{background:#fff7e6;border-left:4px solid #d18a12;padding:16px 20px;margin:22px 0;color:#64430c}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:45px}.field{display:flex;flex-direction:column;margin:0 0 18px;gap:6px}.field input,.field textarea{border:1px solid #b6cbd6;border-radius:7px;padding:12px;width:100%}.field textarea{min-height:130px}.ref-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.ref{padding:22px;border:1px solid #dbe6ea;border-radius:10px}.ref p{color:var(--muted)}.muted{color:var(--muted)}.small{font-size:13px}.list{padding-left:20px}.list li{margin-bottom:10px}@media(max-width:850px){.menu{display:block}.links{display:none;position:absolute;top:80px;left:0;right:0;background:#071b32;padding:22px;flex-direction:column;align-items:flex-start}.links.open{display:flex}.hero-grid,.split,.contact-grid{grid-template-columns:1fr}.network{display:none}.grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.cta{flex-direction:column;align-items:flex-start}}@media(max-width:560px){.grid,.ref-list,.footer-grid{grid-template-columns:1fr}.hero{padding:65px 0}.cta{padding:28px}section{padding:60px 0}}

/* Version 2: detail pages, improved responsive navigation */
.detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.detail-card{display:flex;gap:22px;align-items:flex-start;padding:30px;border:1px solid #dce7ec;border-radius:14px;background:#fff}.detail-card p{color:var(--muted)}.detail-mark{color:#087e83;font-size:22px;font-weight:850}.detail-card h2{font-size:24px;margin:0 0 10px}.page-hero .btn{margin-top:15px}.links{gap:14px;flex-wrap:wrap;justify-content:flex-end}.links a{font-size:12px}.nav{min-height:88px}.brand{flex-shrink:0}.service-links{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.service-link{display:block;padding:22px 25px;border:1px solid #cbdfe5;border-radius:12px;font-weight:750;background:white}.service-link:hover{border-color:#09a9ad;color:#087e83}.skip-link{position:absolute;left:10px;top:-100px;z-index:100;background:white;padding:12px}.skip-link:focus{top:10px}@media(max-width:1100px){.menu{display:block}.links{display:none;position:absolute;top:88px;left:0;right:0;background:#071b32;padding:22px;flex-direction:column;align-items:flex-start}.links.open{display:flex}}@media(max-width:650px){.detail-grid,.service-links{grid-template-columns:1fr}.detail-card{padding:22px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* Version 3: product overview */
.solution-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.solution-card{display:flex;flex-direction:column;min-height:215px;padding:28px;border:1px solid #cddfe7;border-radius:15px;background:#fff;box-shadow:0 6px 22px #0a2b4009;transition:transform .2s,border-color .2s}.solution-card:hover{transform:translateY(-3px);border-color:#0aabb1}.solution-card h3{margin:0 0 12px}.solution-card h3 span{color:#0b9499}.solution-card p{color:#607285;margin:0 0 20px}.solution-more{margin-top:auto;color:#087e83;font-size:14px;font-weight:800}@media(max-width:850px){.solution-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.solution-grid{grid-template-columns:1fr}}

/* V4 — CST Corporate Identity */
:root{--navy:#204c69;--navy2:#14364f;--cyan:#91a82f;--ink:#1b3e56;--muted:#566d7b;--pale:#f2f6f0}
.header{background:#fff;color:var(--ink);box-shadow:0 2px 18px #09283d13;border-bottom:1px solid #e4e9e8}
.nav{min-height:94px}.brand{display:block;width:290px;max-width:45vw;line-height:0}.brand img{display:block;width:100%;height:auto;object-fit:contain}
.links a{color:#24465c;font-weight:650}.links a:hover,.links a[aria-current=page]{color:#6c8524}
.menu{color:var(--navy);border-color:#b8c6cb}.links.open{background:white;box-shadow:0 18px 25px #0c2b401c}
.hero{background:radial-gradient(circle at 80% 30%,#326a82 0,transparent 38%),linear-gradient(125deg,#102e46,#1d4c68)}
.hero .eyebrow{color:#c6dc73}.hero h1 em{color:#b9d45b}.btn{background:#a5bd42;color:#102d40}.btn:hover{background:#c4da68}
.btn.outline{border-color:#c8dae3}.eyebrow{color:#758d2d}.icon{background:#edf4d5;color:#647f20}
.network strong{color:#b8d35d}.network .dot{background:#b8d35d;box-shadow:0 0 22px #a5bd42}.network:before,.network:after{border-color:#b8d35d77}
.feature li::marker{color:#b8d35d}.service-link:hover{border-color:#91a82f;color:#58701e}.solution-card:hover{border-color:#91a82f}.solution-card h3 span,.solution-more{color:#668021}
.footer{background:#102d43}.footer .brand{width:320px;max-width:100%;background:#fff;border-radius:7px;padding:9px}.footer .brand img{width:100%}
.brand:focus-visible{outline-offset:5px}.brand img{aspect-ratio:1198/240}
.brand-panel{display:flex;align-items:center;gap:16px;padding:20px 24px;border:1px solid #d8e3dc;border-radius:14px;background:white}
.brand-panel img{max-width:380px;width:100%;height:auto}
.hero-points{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}.hero-points span{border:1px solid #ffffff40;color:#e2eeda;border-radius:99px;padding:5px 12px;font-size:13px}
@media(max-width:1100px){.links{top:94px}}@media(max-width:650px){.nav{min-height:76px}.brand{width:220px;max-width:65vw}.links{top:76px}.hero{padding:65px 0 72px}}

/* V5 — Fernwartung rechts neben Kontakt */
.links .remote-download{display:inline-flex;align-items:center;justify-content:center;gap:9px;white-space:nowrap;background:#204c69;color:#fff;border-radius:9px;padding:10px 14px;font-size:14px;font-weight:750;box-shadow:0 4px 12px #204c6924;transition:background .2s,transform .2s}
.links .remote-download:hover,.links .remote-download:focus-visible{background:#91a82f;color:#102d40;transform:translateY(-1px)}
.links .remote-download span{font-size:20px;line-height:1}
@media(max-width:1100px){.links .remote-download{width:100%;justify-content:flex-start;max-width:260px}.links{max-height:calc(100dvh - 94px);overflow-y:auto}}
@media(max-width:650px){.links{max-height:calc(100dvh - 76px)}}

/* V7 — Freigegebene Referenznennungen */
.references-intro{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:30px;padding:30px 34px;background:#f2f6f0;border-radius:16px}
.references-intro h2{margin:8px 0}.references-intro p{max-width:650px;color:#566d7b;margin:0}.references-intro .btn{flex-shrink:0}
.ref{position:relative;border:1px solid #dce6e1;border-radius:15px;padding:30px;background:#fff;box-shadow:0 8px 24px #14364f09}.ref:before{content:"";position:absolute;top:0;left:30px;right:30px;height:3px;background:#91a82f;border-radius:0 0 5px 5px}.ref h3{color:#204c69;margin:16px 0 10px}.ref .tag{background:#eaf2d9;color:#506c20}.references-note{margin-top:26px;color:#566d7b;font-size:13px}
@media(max-width:700px){.references-intro{flex-direction:column;align-items:flex-start;padding:24px}.references-intro .btn{width:100%}}

/* CST brand descriptor below company logo */
.brand{line-height:1.15}.brand-subtitle{display:block;margin-top:5px;font-size:13px;font-weight:750;letter-spacing:.11em;color:#ffffff;text-transform:none}.footer .brand-subtitle{color:#204c69;text-align:center;margin-top:6px}.footer .brand{padding-bottom:12px}@media(max-width:650px){.brand-subtitle{font-size:11px;margin-top:3px}}

.contact-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
#form-status{min-height:1.4em}