:root{
  --bg: #0b0d10;
  --panel: rgba(255,255,255,.06);
  --panel-strong: rgba(255,255,255,.10);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --line: rgba(255,255,255,.12);
  --brand: #7dd3fc; /* helles Cyan */
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 18px;
  --max: 1100px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(900px 380px at 20% 10%, rgba(125,211,252,.14), transparent 60%),
    radial-gradient(800px 420px at 85% 20%, rgba(167,139,250,.14), transparent 60%),
    radial-gradient(700px 420px at 45% 95%, rgba(34,197,94,.10), transparent 60%),
    var(--bg);
  line-height:1.55;
}

.container{
  width: min(var(--max), calc(100% - 2rem));
  margin-inline:auto;
}

.narrow{ width: min(720px, calc(100% - 2rem)); }

.site-header{
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: linear-gradient(to bottom, rgba(11,13,16,.82), rgba(11,13,16,.55));
  border-bottom: 1px solid var(--line);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: .85rem 0;
  gap: 1rem;
}

.brand{
  display:flex;
  align-items:center;
  gap:.6rem;
  text-decoration:none;
  color: var(--text);
  font-weight: 650;
  letter-spacing: .2px;
}

.brand-dot{
  width: 10px; height:10px;
  border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 0 6px rgba(125,211,252,.12);
}

.nav{ display:flex; gap:.35rem; }
.nav-link{
  color: var(--muted);
  text-decoration:none;
  padding: .45rem .7rem;
  border-radius: 999px;
  border: 1px solid transparent;
}
.nav-link:hover{
  color: var(--text);
  border-color: var(--line);
  background: rgba(255,255,255,.04);
}
.nav-link.is-active{
  color: var(--text);
  border-color: rgba(125,211,252,.35);
  background: rgba(125,211,252,.10);
}

.hero{ padding: 2.4rem 0 1.2rem; }
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 1.4rem;
  align-items: center;
}

h1{
  font-size: clamp(1.8rem, 1.2rem + 1.6vw, 2.6rem);
  margin: 0 0 .6rem;
  letter-spacing: -.3px;
}
.lead{
  margin: 0 0 1.2rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.card{
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.05rem;
  box-shadow: var(--shadow);
}

.card.stack{ padding: 1.05rem; }
.card-row{
  display:flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.label{
  color: var(--muted);
  font-size: .92rem;
  letter-spacing: .2px;
}
.value{
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}
a.value:hover{ text-decoration: underline; }

.divider{ height:1px; background: var(--line); margin: .9rem 0; }

.actions{
  display:flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1rem;
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  padding: .72rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(125,211,252,.40);
  background: rgba(125,211,252,.12);
  color: var(--text);
  text-decoration:none;
  font-weight: 650;
  box-shadow: 0 10px 25px rgba(0,0,0,.25);
}
.btn:hover{ background: rgba(125,211,252,.18); }
.btn:active{ transform: translateY(1px); }

.btn-ghost{
  border-color: var(--line);
  background: rgba(255,255,255,.04);
  color: var(--text);
}
.btn-ghost:hover{ background: rgba(255,255,255,.07); }

.btn-icon svg{ fill: currentColor; }

.hint{
  margin-top: 1rem;
  color: rgba(255,255,255,.62);
  font-size: .92rem;
}
.hint code{
  background: rgba(255,255,255,.08);
  border: 1px solid var(--line);
  padding: .1rem .35rem;
  border-radius: 8px;
}

.hero-media .media{
  overflow:hidden;
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid var(--line);
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  margin: 0;
}
.media img{
  width:100%;
  height:auto;
  display:block;
}

.image-strip{ padding: 1.2rem 0 2.2rem; }
.media.wide{
  overflow:hidden;
  border-radius: calc(var(--radius) + 8px);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  margin: 0;
}
.media.wide img{
  width:100%;
  height:auto;
  display:block;
}

.page{ padding: 2.2rem 0 2.2rem; }

.site-footer{
  border-top: 1px solid var(--line);
  padding: 1.1rem 0;
  background: rgba(0,0,0,.18);
}
.footer-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 1rem;
  color: rgba(255,255,255,.70);
  font-size: .95rem;
}
.footer-link{
  color: rgba(255,255,255,.80);
  text-decoration:none;
}
.footer-link:hover{ text-decoration: underline; }

@media (max-width: 860px){
  .hero-grid{ grid-template-columns: 1fr; }
  .header-inner{ flex-direction: column; align-items: flex-start; }
  .nav{ width:100%; }
}