body {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  background: radial-gradient(circle at top left, #ffffff 5%, transparent 20%),
              radial-gradient(circle at bottom right, #ffffff 8%, transparent 25%),
              radial-gradient(circle at 40% 60%, #ffffff 6%, transparent 18%),
              #b3e5ff; /* biru muda dasar */
  background-size: 300px 300px, 400px 400px, 500px 500px;
  color: #0a1a2f;
  text-align: center;
}

header {
  padding: 60px 20px;
  background: linear-gradient(135deg, #b3e5ff 40%, #ffffff 90%);
  position: relative;
  overflow: hidden;
}

header .logo {
  width: 180px;
  height: auto;
  margin: 0 auto 20px auto;
}

header img.logo {
  width: 180px;
  display: block;
  margin: 0 auto 20px auto;
  filter: drop-shadow(1px 1px 0 black)
          drop-shadow(-1px 1px 0 black)
          drop-shadow(1px -1px 0 black)
          drop-shadow(-1px -1px 0 black);
}

img {

width: 200px;
  display: block;
  margin: 0 auto 20px auto;
  filter: drop-shadow(1px 1px 0 black)
          drop-shadow(-1px 1px 0 black)
          drop-shadow(1px -1px 0 black)
          drop-shadow(-1px -1px 0 black);
}

header h1 {
  font-family: 'Luckiest Guy', cursive;
  font-size: 2.5rem;
  color: #00d4ff;
  -webkit-text-stroke: 1px black; /* stroke hitam tipis */
  text-shadow: 2px 2px #000;
}

header p {
  max-width: 400px;
  margin: auto;
  color: black;
  font-size: 1.1rem;
  margin-bottom: 20px;
}

section {
  padding: 60px 20px;
  max-width: 900px;
  margin: auto;
}

section h2 {
  font-family: 'Luckiest Guy', cursive;
  color: #00d4ff;
  -webkit-text-stroke: 1px black;
  text-shadow: 2px 2px #000;
  font-size: 1.8rem;
  margin-bottom: 25px;
}

.card {
  background: deepskyblue;
  border: 3px solid black;
  border-radius: 20px;
  padding: 25px;
  margin: 20px auto;
  color: black;
  box-shadow: 4px 4px 0px black;
  transition: transform 0.2s;
}

.card ul, .card ol {
  text-align: left;
  margin: 0 auto;
  max-width: 500px;
  padding-left: 20px;
}

.card li {
  margin: 10px 0;
  font-size: 1.05rem;
}

/* efek funky ga simetris */
.tilt-left {
  transform: rotate(-2deg);
}
.tilt-right {
  transform: rotate(2deg);
}
.funky {
  transform: rotate(-1deg);
}

/* tombol kartun */
.btn {
  display: inline-block;
  margin-top: 25px;
  padding: 14px 30px;
  background: #00d4ff;
  color: #00111f;
  font-weight: bold;
  border-radius: 18px;
  border: 3px solid black;
  text-decoration: none;
  font-size: 1.2rem;
  box-shadow: 3px 3px 0px black;
  transform: rotate(-2deg);
  transition: transform 0.15s ease-in-out;
}

.btn:hover {
  transform: rotate(0deg) scale(1.05);
  background: #00f0ff;
}

footer {
  padding: 30px;
  background: #00111f;
  color: #99d9ff;
  border-top: 4px solid black;
  font-size: 0.9rem;
}