:root{
  --bg:#ffffff; --fg:#0b0b0c; --muted:#6b7280; --stroke:#e5e7eb; 
  --shadow:0 8px 24px rgba(0,0,0,.06), 0 2px 8px rgba(0,0,0,.04);
  --blue1:#0b1f3b; --blue2:#12325f; --blue3:#1e3a8a; --blue4:#3b82f6;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.container{max-width:980px;margin:0 auto;padding:clamp(18px,4vw,40px) 16px 80px}

/* HERO */
.hero{position:relative;text-align:center;padding:92px 12px 56px;overflow:hidden;background:#fff;box-shadow:var(--shadow);border:1px solid var(--stroke)}
.hero-bg{position:absolute;inset:0;pointer-events:none;opacity:.22;background-image:url("data:image/svg+xml;utf8,\
  <svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 600'>\
    <defs>\
      <linearGradient id='g' x1='0' y1='0' x2='1' y2='1'>\
        <stop offset='0' stop-color='%230b1f3b'/>\
        <stop offset='1' stop-color='%2312325f'/>\
      </linearGradient>\
    </defs>\
    <rect width='1200' height='600' fill='url(%23g)' opacity='0.15'/>\
    <g stroke='%231e3a8a' stroke-width='2' opacity='0.6'>\
      <path d='M-50 120 L1250 60'/>\
      <path d='M-50 240 L1250 180'/>\
      <path d='M-50 360 L1250 300'/>\
      <path d='M-50 480 L1250 420'/>\
    </g>\
    <g stroke='%233b82f6' stroke-width='1.5' opacity='0.7'>\
      <path d='M100 80 L180 160 L260 120 L340 200 L420 160 L500 240 L580 200 L660 280 L740 240 L820 320 L900 280 L980 360'/>\
    </g>\
  </svg>");background-size:cover;background-position:center;filter:contrast(110%) saturate(110%)}
.brand{position:relative;z-index:1;display:flex;align-items:center;justify-content:center}
.brand svg{width:min(560px,92%);height:auto;display:block}
h1{margin:14px 0 0;font-weight:900;letter-spacing:-.02em;font-size:0}
.sub{margin-top:14px;color:var(--muted);font-weight:600;font-size:clamp(14px,2.8vw,16px);position:relative;z-index:1}

/* SECTION-KOPF */
.list-wrap{margin-top:36px}
.list-head{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px;border:1px solid var(--stroke);background:linear-gradient(180deg,#fff,#f7f8fa);box-shadow:var(--shadow);overflow:hidden}
.list-head::before{content:'';position:absolute;left:0;top:0;bottom:0;width:6px;background:linear-gradient(180deg,#1e3a8a,#3b82f6)}
.list-head::after{content:"TECH PROJECTS";position:absolute;right:-8px;top:50%;transform:translateY(-50%) rotate(90deg);font:700 11px/1 Inter,system-ui,sans-serif;letter-spacing:.28em;color:#c7ccd6;opacity:.8}
.list-title{font-weight:900;letter-spacing:.02em;text-transform:uppercase;padding-left:6px}

/* KARTEN */
.games{margin-top:16px;display:grid;grid-template-columns:1fr;gap:16px}
.card{position:relative;display:block;text-decoration:none;color:inherit;border:1px solid var(--stroke);padding:18px 18px 18px 26px;background:
    linear-gradient(180deg,#ffffff,#f7f8fa),
    repeating-linear-gradient(0deg, rgba(18,50,95,.06) 0 1px, transparent 1px 30px),
    repeating-linear-gradient(90deg, rgba(18,50,95,.04) 0 1px, transparent 1px 30px);
  box-shadow:var(--shadow);transition:transform .14s ease, box-shadow .2s ease, border-color .2s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.1),0 4px 12px rgba(0,0,0,.06);border-color:#d7dbe3}
.card:focus-visible{outline:3px solid #c7d2fe;outline-offset:2px}
.card.disabled{opacity:.72;cursor:not-allowed;pointer-events:none}

.accent{position:absolute;left:0;top:0;bottom:0;width:5px;background:linear-gradient(180deg,#1e3a8a,#3b82f6)}
.card.disabled .accent{background:linear-gradient(180deg,#cfd5df,#e5e7eb)}

.game-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.name{font-weight:900;letter-spacing:.01em}
.meta{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:12px;padding:4px 8px;border:1px solid var(--stroke);background:#fff;font-weight:700;color:#1f2937}
.desc{margin:10px 0 0;color:#3f4652;line-height:1.5}
.foot{margin-top:12px;display:flex;align-items:center;justify-content:flex-end;gap:8px;font-weight:800;color:#12325f}
.arrow{width:18px;height:18px;display:inline-block}
.arrow svg{width:18px;height:18px;display:block}

/* Responsive */
@media (max-width: 480px){
  .container{padding:20px 12px 56px}
  .hero{padding:56px 10px 36px}
  .brand svg{width:88%}
  .list-head{padding:12px}
  .list-head::after{display:none}
  .card{padding:14px 14px 14px 22px}
  .foot{justify-content:flex-start}
}
@media (min-width:720px){.games{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1040px){.games{grid-template-columns:repeat(3,1fr)}}