body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: #f7f9fc;
  color: #333;
  line-height: 1.6;
}

header {
  background: #0a192f;
  color: #fff;
  padding: 1rem 0;
  text-align: center;
}

nav ul {
  list-style: none;
  padding: 0;
}

nav ul li {
  display: inline-block;
  margin: 0 15px;
}

nav ul li a {
  color: #64ffda;
  text-decoration: none;
}

#hero {
  background: linear-gradient(135deg, #0a192f, #112240);
  color: #fff;
  padding: 100px 20px;
  text-align: center;
}

.hero-content h2 {
  font-size: 2.2rem;
}

.hero-content span {
  color: #64ffda;
}

.btn {
  background: #64ffda;
  color: #0a192f;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
}

section {
  padding: 60px 20px;
  max-width: 900px;
  margin: auto;
}

h2 {
  color: #0a192f;
  margin-bottom: 20px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 15px;
}

.skill {
  background: #e6f1ff;
  border-radius: 8px;
  padding: 10px;
  text-align: center;
}

.projects-grid {
  display: grid;
  gap: 20px;
}

.project {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

footer {
  text-align: center;
  padding: 20px;
  background: #0a192f;
  color: #8892b0;
  font-size: 0.9rem;

}
/* ---------- DARK MODE ---------- */
body.dark {
  background: #0a192f;
  color: #e6f1ff;
}

body.dark header,
body.dark footer {
  background: #020c1b;
}

body.dark .project,
body.dark .skill {
  background: #112240;
  color: #e6f1ff;
}

body.dark nav ul li a {
  color: #64ffda;
}

body.dark #hero {
  background: linear-gradient(135deg, #020c1b, #112240);
}

#theme-toggle {
  background: none;
  border: none;
  color: #64ffda;
  font-size: 1.5rem;
  cursor: pointer;
  margin-left: 10px;
  transition: transform 0.2s;
}

#theme-toggle:hover {
  transform: scale(1.2);
}