:root{
  --bg0:#070b12;
  --bg1:#0b1220;
  --card:#0f1a2e;
  --card2:#0c1526;
  --border:rgba(255,255,255,.10);
  --text:#e7eefc;
  --muted:rgba(231,238,252,.70);

  --accent:#22c55e;
  --accent2:#16a34a;

  --danger:#ef4444;
  --warn:#f59e0b;

  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius: 16px;

  --max: 1180px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 500px at 15% 10%, rgba(34,197,94,.18), transparent 60%),
    radial-gradient(700px 420px at 90% 20%, rgba(34,197,94,.10), transparent 65%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
}

a{color:inherit}
code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size:.95em;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  padding: 2px 6px;
  border-radius: 8px;
}

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 16px;
}

.top{
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(900px 260px at 0% 0%, rgba(34,197,94,.14), transparent 60%),
    rgba(7,11,18,.72);
  backdrop-filter: blur(10px);
}
.top__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding: 12px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width: 0;
}
.brand__logo{
  height: 36px;
  width:auto;
  display:block;
}
.brand__text{min-width:0}
.brand__title{font-weight:800; letter-spacing:.2px}
.brand__sub{font-size:13px; color:var(--muted); margin-top:2px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}

.top__actions{display:flex;gap:10px;align-items:center}

.layout{
  display:grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  padding: 18px 0 34px;
}

.sidebar{position: sticky; top: 72px; align-self:start}
.main{min-width:0}

.card{
  border:1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(15,26,46,.96), rgba(12,21,38,.92));
  box-shadow: var(--shadow);
  overflow:hidden;
  margin-bottom: 16px;
}
.card__head{
  padding:16px 16px 12px;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(700px 260px at 0% 0%, rgba(34,197,94,.14), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
}
.card__body{padding:16px}
.card__title{font-weight:800}
.card__hint{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.45}

.hero__title{margin:0;font-size:20px}
.hero__subtitle{margin:8px 0 0;color:var(--muted);line-height:1.5}

.nav{
  display:flex;
  flex-direction:column;
  padding: 10px 10px 12px;
  gap: 4px;
}
.nav a{
  text-decoration:none;
  padding: 10px 10px;
  border-radius: 12px;
  border:1px solid transparent;
  color: rgba(231,238,252,.88);
}
.nav a:hover{
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.08);
}
.nav a.active{
  background: rgba(34,197,94,.12);
  border-color: rgba(34,197,94,.28);
  color: var(--text);
}

.btn{
  appearance:none;
  border:1px solid rgba(255,255,255,.10);
  border-radius: 12px;
  padding: 9px 12px;
  cursor:pointer;
  font-weight:800;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.btn--primary{
  background: linear-gradient(180deg, rgba(34,197,94,1), rgba(22,163,74,1));
  color:#07110a;
  border-color: rgba(34,197,94,.55);
}
.btn--ghost{
  background: rgba(255,255,255,.03);
  color: var(--text);
}
.btn--ghost:hover{background: rgba(255,255,255,.06)}
.btn--primary:hover{filter:brightness(1.03)}

.grid{display:grid;gap:12px}
.grid--2{grid-template-columns: repeat(2, 1fr)}
.grid--3{grid-template-columns: repeat(3, 1fr)}

.tile{
  border:1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  background: rgba(0,0,0,.16);
  padding: 12px;
}
.tile__kicker{font-size:12px;color:rgba(231,238,252,.72)}
.tile__title{font-weight:900;margin-top:6px}
.tile__text{color:var(--muted);margin-top:6px;line-height:1.45}

.divider{height:1px;background:rgba(255,255,255,.10);margin:14px 0}

.steps{display:grid;gap:10px}
.step{
  display:flex;
  gap:12px;
  padding: 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.02);
}
.step__num{
  width:30px;height:30px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;
  color:#07110a;
  background: linear-gradient(180deg, rgba(34,197,94,1), rgba(22,163,74,1));
}
.step__title{font-weight:900}
.step__text{color:var(--muted);margin-top:4px;line-height:1.45}

.list{margin:8px 0 0 18px;color:rgba(231,238,252,.88);line-height:1.5}
.text{color:rgba(231,238,252,.88);line-height:1.55;margin:8px 0 0}

.callout{
  border:1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  padding: 12px;
  background: rgba(255,255,255,.03);
}
.callout--info{
  border-color: rgba(34,197,94,.25);
  background: rgba(34,197,94,.08);
}
.callout--warn{
  border-color: rgba(245,158,11,.30);
  background: rgba(245,158,11,.10);
}
.callout__title{font-weight:900}
.callout__text{margin-top:6px;color:rgba(231,238,252,.88);line-height:1.5}

.checklist{display:grid;gap:10px}
.check{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding: 10px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.16);
}
.check input{margin-top:3px}
.check span{color:rgba(231,238,252,.88);line-height:1.45}

.accordion{
  margin-top: 12px;
  border:1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  background: rgba(0,0,0,.14);
  overflow:hidden;
}
.accordion summary{
  cursor:pointer;
  padding: 12px 12px;
  font-weight:900;
  list-style:none;
}
.accordion summary::-webkit-details-marker{display:none}
.accordion__content{
  padding: 0 12px 12px 12px;
  color: rgba(231,238,252,.88);
  line-height: 1.55;
}

.code{
  position:relative;
  margin: 8px 0 0;
  padding: 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.22);
  overflow:auto;
  white-space:pre;
  color: rgba(231,238,252,.92);
}
.code::before{
  content:"Beispiel";
  display:block;
  font-size:12px;
  color: rgba(231,238,252,.60);
  margin-bottom: 8px;
}

.footer{
  margin-top: 18px;
  padding: 14px 0 0;
}
.footer__inner{
  display:flex;
  justify-content:space-between;
  gap:10px;
  color: rgba(231,238,252,.68);
  font-size: 13px;
}
.footer__links a{color: rgba(231,238,252,.88); text-decoration:none}
.footer__links a:hover{text-decoration:underline}
.footer__links .dot{opacity:.65; padding: 0 8px}

.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  color: rgba(231,238,252,.85);
  font-size:12px;
  text-decoration:none;
}

/* Responsive */
@media (max-width: 980px){
  .layout{grid-template-columns: 1fr}
  .sidebar{position:static}
  .top__actions{display:none}
  .grid--3{grid-template-columns: 1fr}
  .grid--2{grid-template-columns: 1fr}
}

/* Print */
@media print{
  .top, .sidebar, .footer__links, .btn { display:none !important; }
  body{background:#fff;color:#000}
  .card{box-shadow:none;border:1px solid #ddd;background:#fff}
  .card__head{background:#fff}
  code{background:#f2f2f2;border:1px solid #ddd}
  .code{background:#f7f7f7;color:#000}
}

.shot{margin:0}
.shot img{
  width:100%;
  height:auto;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
  display:block;
}
.shot figcaption{
  margin-top:8px;
  color: rgba(231,238,252,.70);
  font-size: 13px;
  line-height: 1.35;
}