* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background: #f9f9f9;
  color: #222;
}

/* HEADER */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 50px;
  background: #ffffff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
  font-size: 26px;
  font-weight: 700;
  color: #0b57d0;
}

.nav a {
  margin-left: 25px;
  text-decoration: none;
  color: #333;
  font-weight: 500;
}

.nav a:hover {
  color: #0b57d0;
}

/* HERO */
.hero {
  text-align: center;
  padding: 100px 20px;
  background: linear-gradient(135deg, #0b57d0, #3b82f6);
  color: #fff;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 15px;
}

.hero p {
  font-size: 18px;
  margin-bottom: 30px;
  opacity: 0.9;
}

.btn {
  display: inline-block;
  padding: 14px 30px;
  background: #fff;
  color: #0b57d0;
  font-weight: 600;
  border-radius: 30px;
  text-decoration: none;
  transition: 0.3s;
}

.btn:hover {
  background: #e5e7eb;
}

/* FEATURES */
.features {
  display: flex;
  gap: 20px;
  padding: 80px 50px;
  justify-content: center;
  flex-wrap: wrap;
}

.feature-box {
  background: #fff;
  padding: 30px;
  width: 280px;
  border-radius: 15px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.06);
  text-align: center;
}

.feature-box h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

/* FOOTER */
.footer {
  text-align: center;
  padding: 25px;
  background: #fff;
  color: #666;
  font-size: 14px;
}