* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f5f7fa;
  color: #333;
  line-height: 1.6;
}

header {
  text-align: center;
  padding: 2rem 1rem;
  background-color: #0f172a;
  color: white;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

header p {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

nav a {
  color: white;
  text-decoration: none;
  margin: 0 10px;
  font-weight: 500;
}

nav a:hover {
  text-decoration: underline;
}

main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
}

section {
  background: white;
  padding: 2rem;
  margin-bottom: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

h2 {
  color: #0f172a;
  margin-bottom: 1rem;
  border-bottom: 2px solid #0f172a;
  padding-bottom: 0.5rem;
}

.project {
  margin-top: 1rem;
}

ul {
  list-style-type: none;
  padding-left: 0;
}

li {
  margin: 0.5rem 0;
}

a {
  color: #0f172a;
}

a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 1rem;
  background-color: #0f172a;
  color: white;
  font-size: 0.9rem;
}

/* === ANIMATIONS === */
.project {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease-out forwards;
  animation-delay: 0.2s;
}

.project:nth-child(2) {
  animation-delay: 0.4s;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-color-scheme: dark) {
  body {
    background-color: #111;
    color: #f5f5f5;
  }

  header,
  section {
    background-color: #1a1a1a;
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  p,
  span,
  li,
  a {
    color: #f5f5f5;
  }

  .btn {
    background-color: #333;
    color: white;
    border: 1px solid white;
  }

  /* Skills section dark mode */
  .bar {
    background-color: #333;
  }

  .progress {
    background-color: #00bfff;
  }

  /* Optional: Link hover color tweak */
  a:hover {
    color: #00bfff;
  }
}