* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}
body, html {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(to right, #0f172a, #164e63);
  color: #f1f5f9;
  height: 100%;
  display: flex;
  flex-direction: column;
}
header {
  background-color: rgba(15, 23, 42, 0.9);
  padding: 1.5rem;
  text-align: center;
  border-bottom: 1px solid #1e293b;
}
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
nav h1 {
  color: #22d3ee;
  font-size: 1.8rem;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}
nav a {
  color: #e2e8f0;
  text-decoration: none;
  font-weight: 600;
}
nav a:hover,
nav a.active {
  color: #38bdf8;
}
main {
  flex: 1;
  padding: 2rem;
}
.hero {
  text-align: center;
  margin-bottom: 3rem;
}
.cta-button {
  margin-top: 1.5rem;
  padding: 1rem 2rem;
  background-color: #06b6d4;
  color: #0f172a;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  font-weight: 600;
}
.cta-button:hover {
  background-color: #0ea5e9;
}
.layanan h3 {
  text-align: center;
  margin-bottom: 1.5rem;
}
.cards {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.card {
  background-color: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  border-radius: 0.75rem;
  width: 220px;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}
footer {
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  background-color: #0f172a;
  color: #94a3b8;
  }

/* ========== BURGER MENU ========== */
#burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
}
.bar {
  width: 25px;
  height: 3px;
  background: #22d3ee;
  border-radius: 5px;
  transition: all 0.3s ease;
}
nav .nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
#nav-menu {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
@media (max-width: 768px) {
  #burger {
    display: flex;
  }
  #nav-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 70%;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    background-color: #0f172a;
    padding-left: 2rem;
    gap: 2rem;
    transition: left 0.3s ease;
    z-index: 1000;
  }
  #nav-menu.open {
    left: 0;
  }

  /* Animasi Burger to X */
  #burger.open .top {
    transform: rotate(45deg) translateY(8px);
  }
  #burger.open .middle {
    opacity: 0;
  }
  #burger.open .bottom {
    transform: rotate(-45deg) translateY(-8px);
  }

  /* Geser Logo */
  #logo.slide {
    transform: translateX(-40px);
    transition: transform 0.3s ease;
  }
  }