/* Background gradasi cantik */
body {
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #ff9a9e, #fad0c4);
  color: #fff;
}

/* Container utama */
.container {
  text-align: center;
  max-width: 450px;
  width: 95%;
  padding: 25px;
  background: rgba(0,0,0,0.4);
  border-radius: 16px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Slot iklan */
.ad-container {
  background: rgba(255,255,255,0.1);
  padding: 10px;
  border-radius: 10px;
  font-size: 14px;
  color: #fff;
  min-height: 60px; /* ruang iklan */
}

/* Foto Profil */
.profile-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 4px solid #fff;
  margin: 0 auto 10px;
  display: block;
  object-fit: cover;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

/* Judul & subjudul */
.title {
  margin: 0;
  font-size: 26px;
  font-weight: bold;
}
.subtitle {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 10px;
}

/* Daftar tombol */
.link-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.link-btn {
  display: block;
  padding: 16px;
  text-decoration: none;
  font-weight: bold;
  font-size: 16px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.25);
  transition: 0.3s;
  color: white;
  text-align: center;
}

/* Variasi warna tombol */
.btn1 { background: #ff5722; }
.btn2 { background: #4caf50; }
.btn3 { background: #2196f3; }
.btn4 { background: #9c27b0; }

.link-btn:hover {
  transform: scale(1.07);
  opacity: 0.9;
}

/* Responsif */
@media (max-width: 480px) {
  .title { font-size: 22px; }
  .subtitle { font-size: 13px; }
  .link-btn { font-size: 14px; padding: 14px; }
  .profile-img { width: 100px; height: 100px; }
}

.copyright {
  font-size: 12px;
  opacity: 0.8;
  margin-top: 20px;
  text-align: center;
}