/* ====== Gaya Umum Halaman ====== */
body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(180deg, #ffe0ef, #fff5fa);
  margin: 0;
  padding: 0;
  color: #333;
}

/* ====== Header ====== */
header {
  text-align: center;
  padding: 30px;
  background-color: #ffb6c1;
  color: white;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

/* ====== Container Utama ====== */
main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 20px;
}

/* ====== Card (setiap bagian aplikasi) ====== */
.card {
  background: white;
  border-radius: 15px;
  padding: 20px;
  width: 90%;
  max-width: 500px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease;
}

.card:hover {
  transform: scale(1.02);
}

/* ====== Judul Bagian ====== */
.card h2 {
  color: #e75480;
  border-bottom: 2px solid #ffd6e8;
  padding-bottom: 5px;
}

/* ====== Input dan Tombol ====== */
input, button {
  font-family: inherit;
  padding: 10px;
  margin: 5px;
  border-radius: 8px;
  border: 1px solid #ffc0cb;
  outline: none;
}

input:focus {
  border-color: #ff69b4;
  box-shadow: 0 0 4px #ff9fc6;
}

button {
  background-color: #ff69b4;
  color: white;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background-color: #ff85c1;
}

/* ====== Tombol Operasi Kalkulator ====== */
.btn-group button {
  width: 45px;
}

/* ====== Tabel Belanja ====== */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

th, td {
  border: 1px solid #ffc0cb;
  padding: 8px;
  text-align: center;
}

th {
  background-color: #ffe0ef;
}

/* ====== Footer ====== */
footer {
  text-align: center;
  padding: 10px;
  background-color: #ffb6c1;
  color: white;
  margin-top: 20px;
}