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

body {
  font-family: 'Poppins', sans-serif;
  background: #f5f7fb;
  color: #333;
}

section {
  padding: 80px 20px;
  max-width: 1100px;
  margin: auto;
}

.hero {
  background: linear-gradient(135deg,#0f172a,#1e293b);
  color: #fff;
  text-align: center;
  padding: 90px 20px;
}

.profile-img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 3px solid #38bdf8;
}

.btn {
  background: #38bdf8;
  padding: 12px 28px;
  border-radius: 30px;
  color: #000;
  display: inline-block;
  margin: 10px;
}

.skills {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(150px,1fr));
  gap: 20px;
}

.skill {
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  text-align: center;
}

.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
  gap: 25px;
}

.project {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
}

.slider {
  position: relative;
  height: 190px;
}

.slider img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 190px;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

.slider img.active {
  opacity: 1;
}

.project-content {
  padding: 20px;
}

footer {
  background: #0f172a;
  color: #fff;
  text-align: center;
  padding: 25px;
}