* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Arial, sans-serif;
}

body {
  background: #f3f4f6;
  color: #1f2937;
  line-height: 1.6;
}

header {
  background: #0f172a;
  color: #ffffff;
  padding: 40px 20px;
  text-align: center;
}

header h1 {
  font-size: 32px;
  margin-bottom: 8px;
}

header p {
  font-size: 15px;
  color: #cbd5e1;
}

.contact {
  margin-top: 10px;
  font-size: 14px;
}

.container {
  max-width: 1000px;
  margin: 40px auto;
  background: #ffffff;
  padding: 40px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

section {
  margin-bottom: 35px;
}

h2 {
  font-size: 22px;
  border-bottom: 2px solid #e5e7eb;
  padding-bottom: 6px;
  margin-bottom: 15px;
}

.item {
  margin-bottom: 18px;
}

.item h3 {
  font-size: 17px;
  color: #020617;
}

.item span {
  font-size: 13px;
  color: #64748b;
}

ul {
  margin-left: 18px;
}

ul li {
  margin-bottom: 6px;
  font-size: 14px;
}

.skills li {
  list-style: none;
  margin-bottom: 6px;
}

footer {
  text-align: center;
  padding: 20px;
  font-size: 13px;
  color: #64748b;
}

/* Responsive */
@media (max-width: 768px) {
  header h1 {
    font-size: 26px;
  }

  .container {
    padding: 25px;
  }
}