/* 基本レイアウト */
body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: #333;
}

header {
  background: #222;
  padding: 10px;
  text-align: center;
}

.title-image {
  max-width: 100%;
  height: auto;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 15px;
}

.panel {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 15px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.panel h2 {
  margin-top: 0;
  font-size: 1.2rem;
  border-bottom: 1px solid #eee;
  padding-bottom: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  align-items: center;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  font-size: 0.9rem;
}

.form-grid input[type="number"],
.form-grid input[type="text"],
.form-grid select {
  padding: 4px 6px;
  font-size: 0.9rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.inline-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.9rem;
}

.info {
  color: #666;
  font-size: 0.9rem;
  margin-top: 5px;
}

button {
  padding: 8px 16px;
  font-size: 0.9rem;
  background: #007bff;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin-right: 10px;
}

button:disabled {
  background: #aaa;
  cursor: not-allowed;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

th, td {
  border: 1px solid #ddd;
  padding: 4px 6px;
  text-align: center;
}

thead {
  background: #f0f0f0;
}

tbody tr:nth-child(odd) {
  background: #fafafa;
}