/*─── style.css ───*/
* {
  box-sizing: border-box;
}

body {
  font-family: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  background-color: #f8f9fa;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 600px;
  margin: 30px auto;
  background-color: #fff;
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

h1 {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.instructions {
  font-size: 0.95rem;
  color: #555;
  margin-bottom: 24px;
}

fieldset {
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 12px;
  margin-bottom: 16px;
}

legend {
  font-weight: 600;
  padding: 0 4px;
}

fieldset label {
  display: inline-block;
  margin-right: 12px;
  font-size: 0.95rem;
}

button#submitBtn {
  display: block;
  width: 100%;
  padding: 12px;
  font-size: 1.1rem;
  background-color: #0080FF;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button#submitBtn:hover {
  background-color: #0056b3;
}

/* 隱藏結果區塊 */
.hidden {
  display: none;
}

/* 顯示結果區塊後的標題與文字 */
#resultArea h2 {
  text-align: center;
  margin-top: 24px;
  margin-bottom: 12px;
  color: #333;
}

#scoreText {
  font-size: 1.2rem;
  text-align: center;
  margin-bottom: 8px;
}

.advice {
  font-size: 1rem;
  line-height: 1.5;
  color: #333;
  padding: 0 8px;
}

.source {
  margin-top: 16px;
  font-size: 0.85rem;
  color: #666;
  text-align: right;
}