/*
Theme Name: Neuro Data System
Theme URI: https://neurodatasystem.de
Author: Samy
Description: Individuelles WordPress-Theme für neurodatasystem.de
Version: 1.0
Text Domain: neurodatasystem
*/

  :root{
    --void:#0A0E14;
    --panel:#111826;
    --panel-2:#0D131F;
    --line:#1E2733;
    --text:#E7EBF0;
    --muted:#8C97A8;
    --signal:#4CE0B3;
    --signal-dim: rgba(76,224,179,0.14);
    --amber:#F2A65A;
    --paper:#F4F6F8;
    --ink:#0A0E14;
    --radius: 10px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--void);
    color:var(--text);
    font-family:'Inter',sans-serif;
    font-size:16px;
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,.display{
    font-family:'Space Grotesk',sans-serif;
    font-weight:600;
    line-height:1.08;
    margin:0;
    letter-spacing:-0.01em;
  }
  .mono{
    font-family:'JetBrains Mono',monospace;
  }
  a{color:inherit;text-decoration:none;}
  img,svg{display:block;max-width:100%;}
  .container{
    max-width:1180px;
    margin:0 auto;
    padding:0 32px;
  }
  ::selection{background:var(--signal);color:var(--ink);}

  /* focus visibility */
  a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
    outline:2px solid var(--signal);
    outline-offset:3px;
  }

  /* ---------- NAV ---------- */
  header{
    position:fixed;
    top:0;left:0;right:0;
    z-index:100;
    background:rgba(10,14,20,0.78);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:72px;
  }
  .logo{
    display:flex;
    align-items:center;
    gap:10px;
    font-family:'Space Grotesk',sans-serif;
    font-weight:600;
    font-size:1.05rem;
    color:var(--text);
  }
  .logo-mark{
    width:20px;height:20px;
    flex-shrink:0;
  }
  .logo b{color:var(--signal);font-weight:600;}
  nav.links{
    display:flex;
    gap:36px;
    font-size:0.92rem;
    color:var(--muted);
  }
  nav.links a{transition:color .15s ease;}
  nav.links a:hover{color:var(--text);}
  .nav-right{display:flex;align-items:center;gap:22px;}
  .btn{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:11px 20px;
    border-radius:999px;
    font-size:0.88rem;
    font-weight:500;
    font-family:'Inter',sans-serif;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .15s ease, background .15s ease, border-color .15s ease;
  }
  .btn-primary{
    background:var(--signal);
    color:var(--ink);
  }
  .btn-primary:hover{transform:translateY(-1px);background:#5FF0C2;}
  .btn-ghost{
    border-color:var(--line);
    color:var(--text);
  }
  .btn-ghost:hover{border-color:var(--signal);}
  .burger{
    display:none;
    width:36px;height:36px;
    border:1px solid var(--line);
    border-radius:8px;
    background:none;
    cursor:pointer;
    position:relative;
  }
  .burger span, .burger span::before, .burger span::after{
    content:"";
    position:absolute;
    left:9px;right:9px;
    height:1.5px;
    background:var(--text);
    top:50%;
    transform:translateY(-50%);
  }
  .burger span::before{top:-6px;}
  .burger span::after{top:6px;}
  .mobile-menu{display:none;flex-direction:column;padding:12px 32px 20px;gap:14px;border-top:1px solid var(--line);background:var(--void);}
  .mobile-menu.open{display:flex;}
  .mobile-menu a{color:var(--muted);}
  .mobile-menu a:hover{color:var(--text);}

  /* ---------- HERO ---------- */
  .hero{
    position:relative;
    padding:168px 0 100px;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1.05fr 0.95fr;
    gap:40px;
    align-items:center;
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:'JetBrains Mono',monospace;
    font-size:0.78rem;
    letter-spacing:0.06em;
    color:var(--signal);
    text-transform:uppercase;
    margin-bottom:22px;
  }
  .eyebrow::before{
    content:"";
    width:7px;height:7px;
    border-radius:50%;
    background:var(--signal);
    box-shadow:0 0 0 3px var(--signal-dim);
  }
  .hero h1{
    font-size:clamp(2.3rem, 4.4vw, 3.6rem);
    color:var(--text);
    max-width:640px;
  }
  .hero h1 em{
    font-style:normal;
    color:var(--signal);
  }
  .hero p.lead{
    margin-top:22px;
    font-size:1.08rem;
    color:var(--muted);
    max-width:520px;
  }
  .hero-cta{
    display:flex;
    gap:14px;
    margin-top:34px;
    flex-wrap:wrap;
  }
  .status-line{
    margin-top:46px;
    display:flex;
    flex-wrap:wrap;
    gap:22px;
    font-family:'JetBrains Mono',monospace;
    font-size:0.78rem;
    color:var(--muted);
    padding-top:22px;
    border-top:1px solid var(--line);
    max-width:560px;
  }
  .status-line span{display:flex;align-items:center;gap:7px;}
  .dot-ok{width:6px;height:6px;border-radius:50%;background:var(--signal);}

  .hero-visual{
    position:relative;
    aspect-ratio:1/1;
    max-width:520px;
    justify-self:end;
  }
  .hero-visual svg{width:100%;height:100%;}

  .node{ fill:var(--panel); stroke:var(--line); stroke-width:1.4; }
  .node-core{ fill:var(--signal); }
  .edge{ stroke:var(--line); stroke-width:1.2; fill:none; }
  .packet{
    fill:var(--signal);
  }
  @keyframes pulse{
    0%,100%{opacity:.35; r:3.4;}
    50%{opacity:1; r:5;}
  }
  .pulse{ animation:pulse 2.6s ease-in-out infinite; }
  .pulse2{ animation:pulse 2.6s ease-in-out infinite; animation-delay:.9s; }
  .pulse3{ animation:pulse 2.6s ease-in-out infinite; animation-delay:1.7s; }

  @keyframes travel{
    to{ offset-distance: 100%; }
  }
  .packet-anim{
    offset-rotate:0deg;
    animation:travel linear infinite;
  }

  /* ---------- SECTION SHARED ---------- */
  section{padding:104px 0;}
  .section-head{
    max-width:640px;
    margin-bottom:56px;
  }
  .section-head h2{
    font-size:clamp(1.7rem,3vw,2.3rem);
    color:var(--text);
    margin-top:14px;
  }
  .section-head p{
    color:var(--muted);
    margin-top:16px;
    font-size:1.02rem;
  }

  /* ---------- SERVICES ---------- */
  .services-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
    border-radius:var(--radius);
    overflow:hidden;
  }
  .service-card{
    background:var(--panel-2);
    padding:34px 30px;
    transition:background .2s ease;
  }
  .service-card:hover{background:var(--panel);}
  .service-num{
    font-family:'JetBrains Mono',monospace;
    font-size:0.75rem;
    color:var(--signal);
    margin-bottom:18px;
    display:block;
  }
  .service-card h3{
    font-size:1.12rem;
    color:var(--text);
    margin-bottom:10px;
  }
  .service-card p{
    color:var(--muted);
    font-size:0.94rem;
  }

  /* ---------- STATS ---------- */
  .stats{
    background:var(--panel-2);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
  }
  .stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
  }
  .stat b{
    font-family:'JetBrains Mono',monospace;
    font-size:clamp(1.7rem,3vw,2.4rem);
    color:var(--signal);
    display:block;
    font-weight:500;
  }
  .stat span{
    color:var(--muted);
    font-size:0.88rem;
    display:block;
    margin-top:8px;
  }

  /* ---------- PROCESS ---------- */
  .process-list{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:28px;
  }
  .process-step{
    border-top:1px solid var(--line);
    padding-top:22px;
  }
  .process-step .step-no{
    font-family:'JetBrains Mono',monospace;
    color:var(--signal);
    font-size:0.85rem;
  }
  .process-step h3{
    margin-top:14px;
    font-size:1.08rem;
    color:var(--text);
  }
  .process-step p{
    margin-top:10px;
    color:var(--muted);
    font-size:0.93rem;
  }

  /* ---------- ABOUT / WHY ---------- */
  .about-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:64px;
    align-items:start;
  }
  .about-list{
    display:flex;
    flex-direction:column;
    gap:22px;
    margin-top:12px;
  }
  .about-item{
    display:flex;
    gap:16px;
  }
  .about-item .mark{
    width:22px;height:22px;
    border-radius:50%;
    border:1px solid var(--signal);
    flex-shrink:0;
    margin-top:2px;
    position:relative;
  }
  .about-item .mark::after{
    content:"";
    position:absolute;
    top:50%;left:50%;
    width:6px;height:6px;
    background:var(--signal);
    border-radius:50%;
    transform:translate(-50%,-50%);
  }
  .about-item h4{
    font-family:'Space Grotesk',sans-serif;
    font-size:1rem;
    color:var(--text);
    font-weight:600;
  }
  .about-item p{
    margin-top:6px;
    color:var(--muted);
    font-size:0.93rem;
  }

  /* ---------- CONTACT ---------- */
  .contact{
    position:relative;
    background:var(--panel-2);
    border-top:1px solid var(--line);
    overflow:hidden;
  }
  .contact-grid{
    display:grid;
    grid-template-columns:0.9fr 1.1fr;
    gap:60px;
    position:relative;
    z-index:2;
  }
  .contact-info h2{
    font-size:clamp(1.7rem,3vw,2.3rem);
  }
  .contact-info p{color:var(--muted);margin-top:16px;max-width:420px;}
  .contact-detail{
    margin-top:36px;
    display:flex;
    flex-direction:column;
    gap:16px;
    font-family:'JetBrains Mono',monospace;
    font-size:0.9rem;
  }
  .contact-detail a{color:var(--text);}
  .contact-detail a:hover{color:var(--signal);}
  .contact-detail .label{color:var(--muted);display:block;font-size:0.72rem;margin-bottom:4px;text-transform:uppercase;letter-spacing:.05em;}

  form{
    display:flex;
    flex-direction:column;
    gap:18px;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:32px;
  }
  .field label{
    display:block;
    font-size:0.82rem;
    color:var(--muted);
    margin-bottom:8px;
    font-family:'JetBrains Mono',monospace;
  }
  .field input, .field textarea{
    width:100%;
    background:var(--void);
    border:1px solid var(--line);
    border-radius:8px;
    padding:12px 14px;
    color:var(--text);
    font-family:'Inter',sans-serif;
    font-size:0.95rem;
    resize:vertical;
  }
  .field input:focus, .field textarea:focus{
    border-color:var(--signal);
    outline:none;
  }
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
  .form-msg{
    font-family:'JetBrains Mono',monospace;
    font-size:0.85rem;
    color:var(--signal);
    display:none;
  }

  /* ---------- FOOTER ---------- */
  footer{
    padding:40px 0;
    border-top:1px solid var(--line);
  }
  .footer-inner{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:16px;
  }
  .footer-links{
    display:flex;
    gap:24px;
    font-size:0.85rem;
    color:var(--muted);
  }
  .footer-links a:hover{color:var(--text);}
  .footer-copy{
    font-size:0.82rem;
    color:var(--muted);
    font-family:'JetBrains Mono',monospace;
  }

  @media (prefers-reduced-motion: reduce){
    .pulse, .pulse2, .pulse3, .packet-anim{ animation:none !important; }
  }

  /* ---------- RESPONSIVE ---------- */
  @media (max-width: 960px){
    nav.links{display:none;}
    .burger{display:block;}
    .hero-grid{grid-template-columns:1fr;}
    .hero-visual{justify-self:center;margin-top:40px;max-width:380px;}
    .services-grid{grid-template-columns:1fr 1fr;}
    .stats-grid{grid-template-columns:1fr 1fr;}
    .process-list{grid-template-columns:1fr 1fr;}
    .about-grid{grid-template-columns:1fr;gap:40px;}
    .contact-grid{grid-template-columns:1fr;}
  }
  @media (max-width: 560px){
    .container{padding:0 20px;}
    .services-grid{grid-template-columns:1fr;}
    .stats-grid{grid-template-columns:1fr 1fr;}
    .process-list{grid-template-columns:1fr;}
    .form-row{grid-template-columns:1fr;}
    .hero{padding:140px 0 70px;}
  }