body {
background: url("/img/bg.png") center/cover no-repeat;
  background-attachment: scroll; /* fixed raus */
}
:root{
  --tf-radius: 16px;
  --tf-radius-lg: 22px;
  --tf-shadow: 0 10px 30px rgba(13, 18, 30, .10);
  --tf-shadow-sm: 0 6px 18px rgba(13, 18, 30, .10);
  --tf-border: rgba(15, 23, 42, .10);
  --tf-bg: #f6f7fb;
  --tf-bg-2:#eef1f7;
  --tf-text: #0f172a;
  --tf-muted:#475569;
}

/* Rest des CSS bleibt unverändert */
a{ text-decoration: none; }
a:hover{ text-decoration: underline; }

.navbar-custom{
  position: sticky;
  top: 0;
  z-index: 1030;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.15) !important;
}
.navbar .navbar-brand{
  font-weight: 700;
  letter-spacing: .2px;
  color: #fff !important;
}
.navbar-custom .nav-link{
  font-weight: 600;
  opacity: .95;
  color: #fff !important;
}
.navbar-custom .nav-link:hover{ opacity: 1; }

.dropdown-menu{
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  overflow: hidden;
  padding: 10px;
  background: rgba(255,255,255,.95);
}
.dropdown-item{
  border-radius: 10px;
  padding: 10px 12px;
  font-weight: 600;
}

.btn{
  border-radius: 999px !important;
  font-weight: 700;
  letter-spacing: .2px;
}
.btn-primary{
  box-shadow: 0 10px 22px rgba(13,110,253,.18);
}
.btn-outline-light{
  border-color: rgba(255,255,255,.5) !important;
}

.card{
  color: white;
  border: 1px solid var(--tf-border);
  border-radius: var(--tf-radius);
  box-shadow: var(--tf-shadow-sm);
  background: #181e3e;
  backdrop-filter: blur(10px);
}
.card.card-body{
  border-radius: var(--tf-radius);
}
.card-hover{
  transition: transform .18s ease, box-shadow .18s ease;
}
.card-hover:hover{
  transform: translateY(-2px);
  box-shadow: var(--tf-shadow);
}

h1, h2, h3, h4{ color: white;letter-spacing: -0.02em; }
h1{ line-height: 1.1; }
h2{
  font-weight: 800;
  margin-bottom: 14px;
 color: white;
}
.lead{ color: rgba(255,255,255,.92); }

.hero{
  position: relative;
  overflow: hidden;
  border-radius: var(--tf-radius-lg);
  height: clamp(150px, 44vw, 200px);
  max-width: 1200px;
  margin: 20px auto 0;
  box-shadow: var(--tf-shadow);
  background: rgba(15,23,42,.3);
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(135deg, rgba(15,23,42,.72), rgba(15,23,42,.25));
}
.hero .container{
  position: relative;
  height: 100%;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding: 46px 38px;
  text-align:left;
}

.hero h1{
  color:#fff;
  font-weight: 900;
  font-size: clamp(2rem, 4vw, 3.2rem);
}
.hero p{
  max-width: 62ch;
}

main.container{
  margin-top: 36px !important;
}

.section{
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(15,23,42,.08);
  border-radius: var(--tf-radius-lg);
  padding: 22px;
  box-shadow: var(--tf-shadow-sm);
  backdrop-filter: blur(10px);
}

footer{
  border-top: 1px solid rgba(15,23,42,.08);
  background: rgba(18,29,51,.3);
  backdrop-filter: blur(10px);
}

.badge-soft{
  background: rgba(13,110,253,.12);
  color: #0d6efd;
  border: 1px solid rgba(13,110,253,.22);
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 700;
}