:root{
  --bg:#f5f7fa; --ink:#1f2b3a; --muted:#5b6b7a; --card:#fff; --brand:#0b2a46;
  --sidebar-w: 300px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif;color:var(--ink);background:var(--bg)}

.site-header{padding:clamp(24px,6vw,56px) 5vw 10px}
.site-header h1{margin:0 0 6px;font-size:clamp(28px,5vw,46px)}
.lead{margin:0;color:var(--muted)}
.tips{margin-top:8px;color:#3a4a5a}

.compare{display:grid;grid-template-columns:1fr;gap:24px;padding:24px 5vw}
.panel{background:var(--card);border-radius:16px;box-shadow:0 6px 24px rgba(0,0,0,.06);padding:16px}
.panel h2{margin:0 0 12px;font-size:1.25rem}

.layout{display:grid;grid-template-columns:var(--sidebar-w) 1fr;gap:16px}
.sidebar,.main{background:#fff;border:1px solid #e8eef5;border-radius:12px;padding:14px}
.sidebar h3,.main h3{margin:0 0 12px}

/* Card (shared base) */
.card{display:grid;gap:12px;margin-bottom:14px}
.card img{width:100%;height:180px;object-fit:cover;border-radius:8px}
.card .desc{color:#586779}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{border:0;border-radius:10px;padding:10px 14px;cursor:pointer}
.btn.primary{background:var(--brand);color:#fff}
.btn.ghost{background:#e8eef5;color:var(--brand)}

/* OLD: Viewport‑Media‑Queries (scoped unter .old) */
@media (min-width: 900px){
  .old .card{
    grid-template-columns:1fr 1.2fr; /* versucht überall Zweispalter, auch in Sidebar */
    align-items:center;
  }
  .old .card img{height:100%}
}
.old .sidebar .card{outline:2px dashed #e88787;outline-offset:6px}
.old .sidebar .card .desc::after{content:"  (gequetscht durch Viewport‑MQ)";color:#b85c5c;font-weight:600}

/* NEW: Container Queries + Subgrid (scoped unter .new) */
.new .card.cq{container-type:inline-size} /* aktiviert Container Queries pro Card */

/* Ab ~480px Containerbreite: Bild links, Text rechts */
@container (min-width: 480px){
  .new .card.cq{grid-template-columns:1fr 1.2fr;align-items:center}
  .new .card.cq img{height:100%}
}

/* Ab ~720px Containerbreite: großzügiger */
@container (min-width: 720px){
  .new .card.cq{grid-template-columns:1.2fr 1.3fr;gap:18px}
  .new .card.cq h4{font-size:1.2rem}
  .new .card.cq .desc{font-size:1.05rem;line-height:1.6}
}

/* Timeline (shared) */
.timeline{display:grid;grid-template-columns:120px 1fr;gap:12px 18px;margin-top:8px}
.timeline .event{display:grid;grid-template-columns:120px 1fr;gap:8px 14px;align-items:start;padding:10px 0;border-bottom:1px solid #e9eef5}
.timeline .event:last-child{border-bottom:0}
.time{font-weight:600;color:var(--brand)}
.content{display:grid;gap:6px}
.content h5{margin:0}
.content p{margin:0;color:#586779}
.controls{margin-top:6px}

/* Subgrid Upgrade nur in NEW-Panel */
@supports (grid-template-columns: subgrid){
  .new .timeline.use-subgrid .event{
    grid-column:1 / -1;
    grid-template-columns: subgrid; /* übernimmt exakt 120px | 1fr */
    column-gap: inherit;
  }
}

.site-footer{padding:40px 5vw 80px;color:#7a8694}

/* Responsive: Panels untereinander */
@media (max-width: 1000px){
  .compare{grid-template-columns:1fr}
}
@media (max-width: 760px){
  :root{ --sidebar-w: 100%; }
  .layout{grid-template-columns:1fr}
}