.contact-section {
  padding: 3rem 0;
}

.contact-section .container-fluid {
  padding: 0 1.5rem;
}

section.contact-section .card.border-0.bg-white {
  max-width: 840px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.6);
  background-color: rgba(255, 255, 255, 0.6);
  backdrop-filter: saturate(150%) blur(12px);
  -webkit-backdrop-filter: saturate(150%) blur(12px);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.08),
    0 2px 10px rgba(0, 0, 0, 0.05);
}

.contact-section .img-fluid {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px 0 0 16px;
}

.contact-section .card-body {
  padding: 1.75rem;
}

.contact-info .d-flex {
  margin-bottom: 0.5rem;
}

.contact-section .contact-info a,
.contact-section .contact-info span.text-muted {
  font-size: var(--font-size-base);
  line-height: 1.55;
}

.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  margin-right: 12px;
  color: var(--primary-color);
  flex-shrink: 0;
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

@media (min-width: 992px) {
  .contact-section .card .row {
    min-height: 240px;
  }
}

@media (max-width: 768px) {
  .contact-section {
    padding: 2rem 0;
  }

  .contact-section .container-fluid {
    padding: 0 1rem;
  }

  section.contact-section .card.border-0.bg-white {
    border-radius: 14px;
    background-color: rgba(255, 255, 255, 0.65);
    backdrop-filter: saturate(150%) blur(10px);
    -webkit-backdrop-filter: saturate(150%) blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow:
      0 6px 18px rgba(0, 0, 0, 0.07),
      0 2px 10px rgba(0, 0, 0, 0.04);
  }

  .contact-section .img-fluid {
    height: 180px;
    border-radius: 14px 14px 0 0;
  }

  .contact-section .card-body {
    padding: 1.25rem;
  }
}

body.homepage .collaboration-section {
  background-image: url('../images/hero.jpg');
}

body.services .collaboration-section {
  background-image: url('../images/hero-leistungen.jpg');
}

body.strategic-partnership .collaboration-section {
  background-image: url('../images/strategisch.jpg');
}

@media (prefers-reduced-motion: reduce) {
  section.contact-section .card.border-0.bg-white,
  section.contact-section .card.border-0.bg-white * {
    transition-duration: var(--anim-fast);
  }
}