html, body { height: 100%; }

body{
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main#contenu, main{
  flex: 1;
}

   .ct-wrap{
      max-width: 980px;
      margin: 0 auto;
      padding: clamp(18px, 3vw, 36px) 20px 56px;
    }

    .ct-card{
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      border-radius: 18px;
      padding: 18px;
      display: grid;
      grid-template-columns: 96px 1fr;
      gap: 16px;
      align-items: center;
    }

    .ct-avatar{
      width: 96px;
      height: 96px;
      border-radius: 14px;
      object-fit: cover;
      opacity: .95;
    }

    .ct-title{
      margin: 0 0 4px;
      font-size: 18px;
      color: rgba(255,255,255,.92);
      letter-spacing: .01em;
    }

    .ct-sub{
      margin: 0 0 10px;
      color: rgba(255,255,255,.70);
      font-size: 14px;
      line-height: 1.4;
    }

    .ct-lines{
      margin: 0 0 10px;
      color: rgba(255,255,255,.75);
      font-size: 14px;
      line-height: 1.6;
    }

    .ct-lines a{
      color: rgba(255,255,255,.85);
      text-decoration: none;
      border-bottom: 1px solid rgba(255,255,255,.15);
    }
    .ct-lines a:hover{
      color: #fff;
      border-bottom-color: rgba(255,255,255,.35);
    }

    .ct-actions{
      margin-top: 12px;
      display:flex;
      gap: 10px;
      flex-wrap: wrap;
    }

    .ct-btn{
      display:inline-block;
      padding: 10px 12px;
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 10px;
      color: rgba(255,255,255,.85);
      text-decoration: none;
      font-size: 14px;
    }
    .ct-btn:hover{ color:#fff; border-color: rgba(255,255,255,.35); }

    .ct-btn--primary{
      border-color: rgba(255,255,255,.35);
    }

    .ct-note{
      margin: 14px 0 0;
      color: rgba(255,255,255,.55);
      font-size: 13px;
      line-height: 1.5;
      max-width: 80ch;
    }

    @media (max-width: 640px){
      .ct-card{ grid-template-columns: 1fr; }
      .ct-avatar{ width: 84px; height: 84px; }
    }