:root {
  font-size: 16px;
}

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

body {
  background: #f4f6f8;
  color: #333;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, #e60000, #b00000);
  color: white;
  text-align: center;
  padding: 60px 20px;
}

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

.hero p {
  margin: 15px 0;
  font-size: 18px;
}

.hero button {
  background: white;
  color: #e60000;
  border: none;
  padding: 14px 28px;
  font-size: 16px;
  border-radius: 30px;
  cursor: pointer;
  transition: 0.3s;
}

.hero button:hover {
  transform: scale(1.05);
}

/* FITUR */
.fitur {
  padding: 40px 20px;
  text-align: center;
}

.fitur-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.fitur-item {
  background: white;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 5px 10px rgba(0,0,0,0.1);
}

/* PAKET */
.paket {
  padding: 40px 20px;
  background: #fff;
  text-align: center;
}

.paket-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.card {
  background: #f9f9f9;
  padding: 25px;
  border-radius: 15px;
  box-shadow: 0 5px 12px rgba(0,0,0,0.1);
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-8px);
}

.card span {
  display: block;
  margin-top: 10px;
  color: #e60000;
  font-weight: bold;
}

.best {
  border: 2px solid #e60000;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  background: #eee;
  font-size: 14px;
}

/* WHATSAPP FLOAT */
.wa {
  position: fixed;