* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, "Noto Sans TC", sans-serif;
  background: #f5f7fb;
  color: #1f2937;
}

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 20px;
}

.hero-card,
.card {
  background: white;
  border-radius: 20px;
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.eyebrow {
  color: #0f766e;
  font-weight: 700;
  letter-spacing: 0.08em;
}

h1 {
  margin: 8px 0 12px;
  font-size: 36px;
}

button {
  padding: 12px 18px;
  border: 0;
  border-radius: 12px;
  background: #0f766e;
  color: white;
  font-weight: 700;
  cursor: pointer;
}
input {
  display: block;
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 12px;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  font-size: 16px;
}

.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

pre {
  background: #111827;
  color: #d1fae5;
  padding: 16px;
  border-radius: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
}