:root {
  --color-primary: #61A4D1;
  --color-secondary: #F05B5B;
}

html {
  scroll-behavior: smooth;
  font-family: 'Inter', sans-serif;
}

::selection {
  background-color: var(--color-primary);
  color: white;
}

/* Base Styles */
.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* Navigation */
.nav-link {
  color: #4B5563;
  text-decoration: none;
  position: relative;
  transition: color 0.3s;
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.3s;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  text-decoration: none;
  transition: all 0.3s;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: scale(1.05);
}

.btn-secondary {
  border: 2px solid rgba(97, 164, 209, 0.2);
  color: #4B5563;
}

.btn-secondary:hover {
  border-color: rgba(97, 164, 209, 0.4);
  transform: scale(1.05);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.animate-fadeIn {
  animation: fadeIn 0.6s ease-out forwards;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* Project Cards */
.project-card {
  background: white;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}

.project-card:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* Experience Cards */
.experience-card {
  position: relative;
  background: white;
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}

.experience-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  body {
    background-color: #111827;
    color: #F3F4F6;
  }

  .nav-link {
    color: #D1D5DB;
  }

  .project-card,
  .experience-card {
    background-color: #1F2937;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .container {
    padding: 0 1rem;
  }
}