body {
  font-family: Inter, Arial, sans-serif;
  background: linear-gradient(180deg, #f4f4f4, #ffffff);
  padding: 40px;
}

.container {
  max-width: 760px;
  margin: auto;
  padding: 40px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.08);
}

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

.highlight {
  background: #f5f5f5;
  border-radius: 14px;
  padding: 25px;
  margin-bottom: 30px;
}

.box {
  border: 1px solid #ddd;
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 30px;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: center;
  margin-bottom: 15px;
}

input, select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 14px;
}


table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid #ddd; padding: 12px; }

.total {
  background: #f0f0f0;
  border-radius: 14px;
  padding: 20px;
  text-align: right;
  font-size: 20px;
}

.actions {
  max-width: 760px;
  margin: 20px auto;
  display: flex;
  gap: 15px;
}

button {
  flex: 1;
  padding: 14px;
  font-size: 16px;
  border: none;
  border-radius: 12px;
  background: #111;
  color: #fff;
  cursor: pointer;
}

.note {
  text-align: center;
  margin: 20px;
  color: #666;
}