:root {
  --charcoal-gray: #1C1E21;
  --bone-white: #F2F2EF;
  --muted-blue-gray: #5E738A;
  --sand-beige: #D8C9B1;
  --accent-teal: #5E9387;
  font-family: 'Source Sans Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
  background-color: var(--bone-white);
  color: var(--charcoal-gray);
}

.hero-gradient {
  background: radial-gradient(circle at top, rgba(94, 147, 135, 0.25), transparent 55%);
}

.portfolio-item img {
  transition: transform 0.4s ease;
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.lang-switcher button:focus-visible,
.filter-btn:focus-visible,
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--accent-teal);
  outline-offset: 2px;
}

.shadow-soft {
  box-shadow: 0 25px 40px -20px rgba(12, 16, 20, 0.7);
}

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

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(94, 147, 135, 0.8), transparent);
  transition: left 0.5s ease-in-out;
}

.service-card:hover::before {
  left: 100%;
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(94, 147, 135, 0.05), rgba(123, 179, 168, 0.05));
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.service-card:hover::after {
  opacity: 1;
}

/* Smooth transitions for all service card elements */
.service-card * {
  transition: all 0.3s ease;
}

/* Staggered animation for service cards */
.service-card:nth-child(1) { animation-delay: 0ms; }
.service-card:nth-child(2) { animation-delay: 150ms; }
.service-card:nth-child(3) { animation-delay: 300ms; }