/* Hero Section */
.hero-section {
  height: 100vh;
  min-height: 600px;
  padding-top: 80px;
  background: var(--background);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* Animated background elements */
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(153, 213, 232, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(153, 213, 232, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(153, 213, 232, 0.08) 0%, transparent 50%);
  pointer-events: none;
  animation: backgroundFloat 20s ease-in-out infinite;
}

[data-theme="light"] .hero-section::before {
  background: 
    radial-gradient(circle at 20% 50%, rgba(87, 133, 159, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(87, 133, 159, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(87, 133, 159, 0.08) 0%, transparent 50%);
}

@keyframes backgroundFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-10px) rotate(1deg); }
  66% { transform: translateY(10px) rotate(-1deg); }
}

.hero-logo-large {
  max-width: 100%;
  max-height: 400px; /* Restrict height to avoid overtaking the screen */
  height: auto;
  opacity: 0;
  animation: logoFadeIn 1.5s ease-out forwards;
  filter: drop-shadow(0 0 20px rgba(153, 213, 232, 0.3)); /* Subtle brand glow */
}

@keyframes logoFadeIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.welcome-text {
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 1rem;
  opacity: 0;
  animation: slideInUp 0.8s ease-out 0.2s forwards;
}

.name {
  color: var(--text-primary);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.1;
  opacity: 0;
  animation: slideInUp 0.8s ease-out 0.4s forwards;
}

.title {
  color: var(--text-secondary);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 600;
  margin-bottom: 2rem;
  line-height: 1.2;
  opacity: 0;
  animation: slideInUp 0.8s ease-out 0.6s forwards;
}

.description {
  color: var(--text-tertiary);
  font-size: 1.2rem;
  max-width: 600px;
  margin-bottom: 3rem;
  line-height: 1.6;
  opacity: 0;
  animation: slideInUp 0.8s ease-out 0.8s forwards;
}

.cta-btn {
  display: inline-block;
  background-color: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
  padding: 1rem 2.5rem;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: slideInUp 0.8s ease-out 1s forwards;
}

.cta-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(153, 213, 232, 0.2), transparent);
  transition: left 0.5s ease;
}

[data-theme="light"] .cta-btn::before {
  background: linear-gradient(90deg, transparent, rgba(87, 133, 159, 0.2), transparent);
}

.cta-btn:hover::before {
  left: 100%;
}

.cta-btn:hover {
  background-color: var(--accent);
  color: var(--background);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(153, 213, 232, 0.3);
}

[data-theme="light"] .cta-btn:hover {
  box-shadow: 0 10px 30px rgba(87, 133, 159, 0.3);
}

/* Animations */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-section {
    min-height: 500px;
    padding: 100px 0 50px;
  }

  .welcome-text {
    font-size: 1rem;
  }

  .description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }

  .cta-btn {
    padding: 0.8rem 2rem;
    font-size: 1rem;
  }
}