body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: #0a1f44; /* biru tua */
  color: #fff;
}

/* Hero */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 60px 10%;
  background: linear-gradient(135deg, #0a1f44 70%, #d4af37 100%);
}
.hero-content {
  max-width: 50%;
}
.hero-content h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}
.hero-content h1 span {
  color: #d4af37; /* gold */
}
.hero-content p {
  font-size: 1.1rem;
  margin-bottom: 20px;
}
.hero-image img {
  width: 420px;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}
.btn-gold {
  background: #d4af37;
  color: #0a1f44;
  padding: 12px 28px;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: 0.3s;
}
.btn-gold:hover {
  background: #c19c2c;
}

/* Features */
.features {
  padding: 60px 10%;
  background: #fff;
  color: #0a1f44;
  text-align: center;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.feature-card {
  background: #f8f8f8;
  border-radius: 12px;
  padding: 20px;
  transition: 0.3s;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}
.feature-card img {
  height: 80px;
  margin-bottom: 15px;
}
.feature-card h3 {
  color: #0a1f44;
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.95rem;
}

/* Steps */
.steps {
  padding: 60px 10%;
  text-align: center;
}
.step-grid {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.step {
  background: #fff;
  color: #0a1f44;
  padding: 20px;
  border-radius: 12px;
  width: 200px;
  text-align: center;
  box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}
.step-num {
  display: inline-block;
  background: #d4af37;
  color: #0a1f44;
  font-weight: bold;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  line-height: 40px;
  margin-bottom: 10px;
}

/* Form */
.form-section {
  padding: 60px 10%;
  background: #0a1f44;
  text-align: center;
}
.form-section form {
  max-width: 400px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.form-section input {
  padding: 12px;
  border-radius: 6px;
  border: none;
}
.form-section button {
  border: none;
  cursor: pointer;
}

/* Footer */
footer {
  text-align: center;
  padding: 20px;
  background: #000;
  color: #fff;
}

/* Blink halus (fade in - fade out) */
.blink-text {
  animation: smooth-blink 2s ease-in-out infinite;
}

@keyframes smooth-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}