body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro", sans-serif;
  background: #f5f5f7;
  margin: 0;
  padding: 40px;
  color: #333;
}

.container {
  max-width: 700px;
  margin: auto;
}

h1 {
  text-align: center;
  margin-bottom: 40px;
  font-weight: 600;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 18px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  margin-bottom: 30px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

input {
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #ccc;
  font-size: 15px;
}

button {
  padding: 12px;
  border-radius: 10px;
  border: none;
  background: #007aff;
  color: white;
  font-size: 16px;
  cursor: pointer;
  font-weight: 600;
}

button:hover {
  background: #0063cc;
}

#list .item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid #eee;
}

#list img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 8px;
}
.modal {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.4);
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background: white;
  padding: 20px;
  border-radius: 12px;
  width: 300px;
}