:root {
  --primary: #ff1a1a;
  --text: #0f172a;
  --bg: #ffffff;
}

html,
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Spline Sans", sans-serif;
}


.site-nav {
  position: fixed;
  top: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  width: 95%;
  max-width: 900px;
}

/* Glass Container */
.nav-shell {
  position: relative;
  overflow: hidden;

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

  padding: 1.25rem 2.5rem;
  border-radius: 9999px;

  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(35px) saturate(250%);
  -webkit-backdrop-filter: blur(35px) saturate(250%);

  border: 2px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.1),
    inset 0 0 20px rgba(255, 255, 255, 0.7);
}

/* Glanz-Schicht */
.specular-highlight {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  z-index: 5;
  pointer-events: none;

  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.4) 5%,
    rgba(255, 255, 255, 0) 35%,
    rgba(255, 255, 255, 0) 70%,
    rgba(255, 255, 255, 0.3) 100%
  );
}

.brand {
  position: relative;
  z-index: 10;

  display: flex;
  align-items: center;
  gap: 0.75rem;

  text-decoration: none;
  color: inherit;
}

.brand-icon {
  color: var(--primary);
  filter: drop-shadow(0 0 8px rgba(255, 26, 26, 0.5));
  transform: scale(1.25);
  font-variation-settings: "wght" 800;
}

.brand-name {
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: 1.5rem;
}


.nav-links {
  position: relative;
  z-index: 10;

  display: none;
  align-items: center;
  gap: 2.5rem;

  font-size: 0.875rem;
  font-weight: 700;
  opacity: 0.8;
}

.nav-link {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease, filter 0.2s ease;
}

.nav-link:hover {
  color: var(--primary);
  filter: drop-shadow(0 0 8px rgba(255, 26, 26, 0.5));
}

/* CTA Button */
.nav-cta {
  position: relative;
  z-index: 10;

  border: 0;
  cursor: pointer;

  padding: 0.75rem 2rem;
  border-radius: 9999px;

  color: #fff;
  font-weight: 800;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;

  background: linear-gradient(135deg, #ff1a1a 0%, #ff4d4d 100%);
  box-shadow: 0 12px 30px rgba(255, 26, 26, 0.5),
    inset 0 2px 8px rgba(255, 255, 255, 0.5);

  transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1),
    box-shadow 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

.nav-cta:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 15px 40px rgba(255, 26, 26, 0.6),
    inset 0 2px 10px rgba(255, 255, 255, 0.6);
}

/* Responsive: ab md zeigen */
@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}