/* ================================
   HEADER – quasafe (refined)
   ================================ */

/*
  Design-Ziele:
  - ruhig & vertrauenswürdig
  - leicht schwebend über dem Content
  - klare Trennung Navigation ↔ Action
*/

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  z-index: 100;

  /* leichter Milchglas-Effekt wie bei modernen SaaS */
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);

  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

/* Innerer Container */
.header-inner {
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 1.25rem;

  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.site-logo-img {
  height: 32px;
  width: auto;
  display: block;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

/* Normale Links */
.main-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.main-nav a:hover {
  color: var(--color-text);
}

/* CTA – bewusst als Action hervorgehoben */
.main-nav .cta {
  margin-left: 0.5rem;

  padding: 0.55rem 1.35rem;
  border-radius: 999px;

  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;

  box-shadow: 0 6px 18px rgba(56, 182, 255, 0.35);
  transition:
    background-color 0.15s ease,
    box-shadow 0.15s ease,
    transform 0.15s ease;
}

.main-nav .cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgba(56, 182, 255, 0.45);
}