:root {
  --primary: #0d3b66;
  --secondary: #3e92cc;
  --light: #f5f7fa;
  --dark: #333;
  --white: #fff;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  color: var(--dark);
  background: var(--light);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Header */
header {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
  flex-wrap: wrap;
  gap: 15px;
}

.logo strong {
  font-size: 1.5rem;
  color: var(--primary);
}

/* Main Navigation */
.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  flex: 1;
}

.main-nav a {
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--secondary);
}

/* User Navigation */
.user-nav {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.user-nav a {
  text-decoration: none;
  color: var(--secondary);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.user-nav a:hover {
  color: var(--primary);
}

/* Hero */
.hero {
  background: var(--primary);
  color: var(--white);
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 16px;
}

.hero p {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto 24px;
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--secondary);
  color: var(--white);
  padding: 12px 28px;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
  transition: background 0.3s;
}

.btn:hover {
  background: #2a7bb5;
}

/* Sections */
.page-header {
  background: var(--primary);
  color: var(--white);
  padding: 60px 0;
  text-align: center;
}

.page-header h1 {
  font-size: 2.2rem;
}

.content {
  padding: 50px 0;
}

.content p, .content ul {
  margin-bottom: 16px;
}

.service-item {
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}

.service-item h2 {
  color: var(--primary);
  margin-bottom: 12px;
}

.contact-info {
  background: var(--white);
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  max-width: 600px;
  margin: 0 auto;
}

.contact-info a {
  color: var(--secondary);
  text-decoration: none;
}

.contact-info a:hover {
  text-decoration: underline;
}

/* Cards */
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  margin-top: 30px;
}

.card {
  background: var(--white);
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 320px;
}

.card h3 {
  color: var(--primary);
  margin-bottom: 10px;
}

/* Footer */
footer {
  background: var(--primary);
  color: var(--white);
  text-align: center;
  padding: 20px 0;
  margin-top: 50px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  header .container {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .main-nav {
    justify-content: center;
    margin-top: 10px;
  }

  .user-nav {
    justify-content: center;
    margin-top: 10px;
  }

  .main-nav a,
  .user-nav a {
    font-size: 14px;
    padding: 6px 10px;
  }

  /* Hindari text wrap di HP */
  .main-nav a,
  .user-nav a {
    white-space: normal;
  }
}