/* ===== Phillip Kruse IT — Modern-Tech Dark ===== */
:root{
  --bg:#0a0f14;
  --surface:#111820;
  --surface-2:#161f2a;
  --line:rgba(255,255,255,.08);
  --txt:#e7edf3;
  --muted:#94a3b1;
  --accent:#2f90bd;      /* Logo-Petrol */
  --accent-2:#256e90;
  --accent-deep:#1b566f;
  --radius:16px;
  --maxw:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--txt);line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;font-weight:800}
section{scroll-margin-top:80px}

/* ---- Buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.7rem 1.3rem;border-radius:999px;font-weight:600;font-size:.95rem;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .15s ease,filter .15s ease;
  box-shadow:0 6px 20px rgba(47,144,189,.25);
}
.btn:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 10px 28px rgba(47,144,189,.35)}
.btn-lg{padding:.95rem 1.8rem;font-size:1.02rem}
.btn-sm{padding:.5rem 1rem;font-size:.9rem}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line);box-shadow:none}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

.eyebrow{
  display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);margin-bottom:.9rem;
}
.grad{background:linear-gradient(120deg,var(--accent),#7dd3fc);
  -webkit-background-clip:text;background-clip:text;color:transparent}

/* ---- Nav ---- */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:.8rem clamp(1rem,4vw,2.5rem);
  background:rgba(10,15,20,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:.65rem}
.brand-txt{display:flex;flex-direction:column;font-weight:700;font-size:1rem;line-height:1.1}
.brand-txt small{font-weight:500;font-size:.68rem;color:var(--muted);letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:1.6rem}
.nav-links a{font-size:.95rem;color:var(--muted);transition:color .15s}
.nav-links a:hover{color:var(--txt)}
.nav-links a.btn{color:#fff}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:.4rem}
.nav-toggle span{width:24px;height:2px;background:var(--txt);border-radius:2px;transition:.25s}

/* ---- Hero ---- */
.hero{position:relative;overflow:hidden;padding:clamp(4rem,10vw,7rem) clamp(1rem,4vw,2.5rem) clamp(3rem,7vw,5rem)}
.hero-glow{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(600px 400px at 75% 10%,rgba(47,144,189,.18),transparent 60%),
    radial-gradient(500px 400px at 10% 90%,rgba(37,110,144,.12),transparent 60%);
}
.hero-inner{position:relative;max-width:var(--maxw);margin:0 auto;text-align:center}
.hero h1{font-size:clamp(2.1rem,5.5vw,3.7rem)}
.lead{color:var(--muted);font-size:clamp(1.02rem,2vw,1.2rem);max-width:640px;margin:1.4rem auto 0}
.lead strong{color:var(--txt)}
.hero-cta{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap;margin-top:2rem}
.hero-stats{list-style:none;display:flex;gap:clamp(1.2rem,4vw,3rem);justify-content:center;flex-wrap:wrap;margin-top:3rem}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats b{font-size:1.8rem;color:var(--accent)}
.hero-stats span{font-size:.85rem;color:var(--muted)}

/* ---- Sections ---- */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(3.5rem,8vw,6rem) clamp(1rem,4vw,2.5rem)}
.section-alt{max-width:none;background:var(--surface);border-block:1px solid var(--line)}
.section-alt .ueber-grid{max-width:var(--maxw);margin:0 auto}
.section-head{text-align:center;max-width:600px;margin:0 auto 3rem}
.section-head h2{font-size:clamp(1.8rem,4vw,2.6rem)}
.section-head p{color:var(--muted);margin-top:.8rem}

/* ---- Cards ---- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.2rem}
.card{
  background:linear-gradient(180deg,var(--surface-2),var(--surface));
  border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(47,144,189,.5);box-shadow:0 16px 40px rgba(0,0,0,.4)}
.card-ico{font-size:1.9rem;margin-bottom:.9rem}
.card h3{font-size:1.2rem;margin-bottom:.5rem}
.card p{color:var(--muted);font-size:.95rem}

/* ---- Über ---- */
.ueber-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.ueber-grid .lead{margin-left:0;margin-right:0;text-align:left}
.checks{list-style:none;margin:1.6rem 0}
.checks li{position:relative;padding-left:1.8rem;margin-bottom:.7rem;color:var(--muted)}
.checks li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.ueber-panel{
  background:linear-gradient(160deg,rgba(47,144,189,.12),var(--surface-2));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:2.5rem 2rem;text-align:center;
}
.ueber-panel img{margin:0 auto 1.4rem;opacity:.95}
.ueber-panel blockquote{font-size:1.25rem;font-weight:600;line-height:1.4}
.ueber-sig{color:var(--muted);font-size:.9rem;margin-top:1rem}

/* ---- Kontakt ---- */
.kontakt-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:clamp(2rem,5vw,4rem)}
.kontakt-list{list-style:none;margin-top:1.8rem;display:grid;gap:1.3rem}
.kontakt-list li{display:flex;flex-direction:column;gap:.2rem}
.ki-lbl{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent)}
.kontakt-list a{font-size:1.1rem;font-weight:600}
.kontakt-list a:hover{color:var(--accent)}
.kontakt-list address{font-style:normal;color:var(--muted);line-height:1.5}

.kontakt-form{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:clamp(1.5rem,4vw,2.2rem);
  display:grid;gap:1.1rem;
}
.field{display:grid;gap:.4rem}
.field label{font-size:.88rem;font-weight:500;color:var(--muted)}
.field input,.field textarea{
  width:100%;padding:.8rem 1rem;border-radius:10px;
  background:var(--bg);border:1px solid var(--line);color:var(--txt);
  font-family:inherit;font-size:.98rem;transition:border-color .15s,box-shadow .15s;
}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(47,144,189,.15);
}
.field textarea{resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.consent{display:flex;gap:.6rem;align-items:flex-start;font-size:.85rem;color:var(--muted);cursor:pointer}
.consent input{margin-top:.25rem;accent-color:var(--accent)}
.form-status{font-size:.92rem;min-height:1.2em}
.form-status.ok{color:var(--accent)}
.form-status.err{color:#ff6b6b}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}

/* ---- Footer ---- */
.footer{border-top:1px solid var(--line);background:var(--surface);padding:2.5rem clamp(1rem,4vw,2.5rem)}
.footer-inner{max-width:var(--maxw);margin:0 auto;display:flex;flex-wrap:wrap;gap:1.5rem;align-items:center;justify-content:space-between}
.footer-links{display:flex;gap:1.3rem;flex-wrap:wrap}
.footer-links a{color:var(--muted);font-size:.9rem}
.footer-links a:hover{color:var(--accent)}
.copy{color:var(--muted);font-size:.82rem;width:100%}

/* ---- Legal pages ---- */
.legal{max-width:780px;margin:0 auto;padding:clamp(2.5rem,6vw,4.5rem) clamp(1rem,4vw,2.5rem)}
.legal a.back{display:inline-flex;align-items:center;gap:.4rem;color:var(--muted);font-size:.9rem;margin-bottom:2rem}
.legal a.back:hover{color:var(--accent)}
.legal h1{font-size:clamp(1.8rem,4vw,2.6rem);margin-bottom:.4rem}
.legal h2{font-size:1.25rem;margin:2.2rem 0 .7rem}
.legal p,.legal li{color:var(--muted);margin-bottom:.7rem}
.legal strong{color:var(--txt)}
.legal a:not(.back){color:var(--accent)}
.legal ul{padding-left:1.2rem;margin-bottom:.7rem}
.legal address{font-style:normal;color:var(--muted);line-height:1.7;margin-bottom:.7rem}
.legal .updated{color:var(--muted);font-size:.85rem;margin-top:2.5rem;border-top:1px solid var(--line);padding-top:1.2rem}

/* ---- Responsive ---- */
@media (max-width:820px){
  .nav-links{
    position:fixed;inset:64px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(10,15,20,.97);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);padding:1rem 1.5rem 1.5rem;
    transform:translateY(-120%);transition:transform .3s ease;
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:.9rem 0;width:100%;border-bottom:1px solid var(--line)}
  .nav-links a.btn{margin-top:.8rem;border:0;justify-content:center}
  .nav-toggle{display:flex}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .ueber-grid,.kontakt-grid{grid-template-columns:1fr}
  .ueber-panel{order:-1}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}