body {
  background-color: #0a0908;
  background-image:
    /* Top-left soft highlight */
    radial-gradient(ellipse 80% 60% at 15% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 60%),
    /* Center-right glow */
    radial-gradient(ellipse 70% 80% at 75% 45%, rgba(255, 255, 255, 0.06) 0%, transparent 55%),
    /* Bottom subtle lift */
    radial-gradient(ellipse 100% 50% at 50% 95%, rgba(255, 255, 255, 0.04) 0%, transparent 50%),
    /* Upper-right accent */
    radial-gradient(ellipse 50% 40% at 85% 15%, rgba(255, 255, 255, 0.05) 0%, transparent 45%),
    /* Center-bottom soft reflection */
    radial-gradient(ellipse 60% 70% at 30% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 55%);
  background-attachment: fixed;
  background-size: 100% 100%;
  min-height: 100vh;
  color: #ffffff;
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: #ffffff;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.ticker {
  animation: ticker 30s linear infinite;
}

@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.mobile-menu {
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-menu.open {
  transform: translateX(0);
}

.problem-row, .solution-row {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.problem-row.visible, .solution-row.visible {
  opacity: 1;
  transform: translateY(0);
}