/* Navigasi */
.navbar {
  background: #0f172a;
  padding: 15px 5%;
  position: sticky;
  top: 0;
  z-index: 99;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.logo {
  color: #00a8cc;
  font-size: 22px;
  font-weight: bold;
  text-decoration: none;
}
.nav-menu a {
  color: #e2e8f0;
  margin: 0 12px;
  text-decoration: none;
  transition: 0.2s;
}
.nav-menu a:hover {
  color: #00a8cc;
}

/* Konten Beranda */
.container-beranda {
  max-width: 1200px;
  margin: 20px auto;
  padding: 0 5%;
  color: #1e293b;
}
.info-saldo {
  background: linear-gradient(135deg, #00a8cc, #007b94);
  color: white;
}
.grid-produk {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 15px;
  margin-top: 15px;
}
.card-produk {
  background: white;
  border-radius: 10px;
  padding: 15px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.card-produk h4 {
  color: #0f172a;
  margin-bottom: 8px;
}
.harga {
  font-size: 18px;
  font-weight: bold;
  color: #ef4444;
  margin: 10px 0;
}
.kode-box {
  background: #f1f5f9;
  padding: 5px 10px;
  border-radius: 5px;
  font-weight: bold;
  letter-spacing: 1px;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}
.modal-konten {
  background: white;
  padding: 25px;
  border-radius: 12px;
  width: 90%;
  max-width: 400px;
}
.tutup {
  float: right;
  font-size: 24px;
  cursor: pointer;
  color: #64748b;
}
.mt-2 { margin-top: 10px; }
.mt-4 { margin-top: 30px; }
.btn-danger { background: #ef4444; color: white; }
.btn-danger:hover { background: #dc2626; }