/* 
 * 医療費領収証明書作成ツール スタイルシート
 * テーマカラー: #C0ffee (ミントグリーン - 柔らかく穏やかな色合い、清潔感と安心感を与える色)
 */

:root {
  --primary-color: #c0ffee;
  --primary-dark: #a0e0ce;
  --primary-light: #d5fff5;
  --text-color: #333;
  --border-color: #ddd;
  --shadow: 0 2px 8px rgba(192, 255, 238, 0.3);
  --error-color: #ff6b6b;
  --success-color: #51cf66;
}

* {
  box-sizing: border-box;
}

body {
  font-family:
    'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic',
    'Meiryo', sans-serif;
  background: linear-gradient(135deg, var(--primary-light) 0%, #fff 100%);
  margin: 0;
  padding: 0;
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  min-height: 100vh;
}

/* ヘッダー */
.header {
  text-align: center;
  padding: 30px 20px;
  background: white;
  border-radius: 15px;
  box-shadow: var(--shadow);
  margin-bottom: 30px;
  border-top: 5px solid var(--primary-color);
}

.header h1 {
  margin: 0 0 10px 0;
  font-size: 1.8rem;
  color: var(--text-color);
}

.subtitle {
  margin: 0;
  color: #666;
  font-size: 0.95rem;
}

/* セキュリティ通知 */
.notice {
  font-size: 14px;
  color: #e67e22;
  margin: 15px 0;
  font-weight: 600;
}

.security-notice {
  background: #e8f5e9;
  border: 2px solid #4caf50;
  border-radius: 8px;
  padding: 15px;
  margin: 20px 0;
  font-size: 14px;
  line-height: 1.8;
}

.security-notice p {
  margin: 5px 0;
}

.security-notice strong {
  color: #2e7d32;
}

.security-notice a {
  color: #1976d2;
  text-decoration: underline;
  font-weight: 600;
}

.security-notice a:hover {
  color: #0d47a1;
}

.data-notice {
  text-align: center;
  font-size: 13px;
  color: #666;
  margin-top: 15px;
  padding: 10px;
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: 6px;
}

/* メインコンテンツ */
.main-content {
  background: white;
  border-radius: 15px;
  padding: 30px 20px;
  box-shadow: var(--shadow);
}

/* フォームセクション */
.form-section {
  margin-bottom: 35px;
  padding-bottom: 25px;
  border-bottom: 2px solid var(--primary-light);
}

.form-section:last-of-type {
  border-bottom: none;
}

.form-section h2 {
  font-size: 1.3rem;
  margin: 0 0 20px 0;
  color: var(--text-color);
  padding-left: 10px;
  border-left: 4px solid var(--primary-color);
}

.section-description {
  font-size: 0.9rem;
  color: #666;
  margin: -15px 0 20px 0;
}

/* 必須マーク */
.required {
  color: var(--error-color);
  font-weight: bold;
  margin-left: 4px;
}

/* フォームグループ */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-color);
  font-size: 0.95rem;
}

.form-group input[type='text'],
.form-group input[type='number'],
.form-group input[type='date'],
.form-group input[type='tel'],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
  background-color: #fafafa;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  background-color: white;
  box-shadow: 0 0 0 3px rgba(192, 255, 238, 0.2);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

/* 単一の電話番号入力フィールド */
.phone-input-single {
  font-family: 'Courier New', monospace;
  letter-spacing: 2px;
  font-size: 1.05rem;
  font-weight: 500;
}

.phone-helper-text {
  display: block;
  font-size: 0.8rem;
  color: #999;
  margin-top: 6px;
  margin-left: 2px;
}

/* 電話番号入力グループ（互換性用・廃止予定） */
.phone-input-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.phone-block {
  width: 70px;
  padding: 10px 8px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: all 0.3s ease;
  background-color: #fafafa;
  text-align: center;
  flex-shrink: 0;
}

.phone-block:focus {
  outline: none;
  border-color: var(--primary-color);
  background-color: white;
  box-shadow: 0 0 0 3px rgba(192, 255, 238, 0.2);
}

.phone-separator {
  font-weight: bold;
  color: var(--text-color);
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* 学生証番号マス入力 */
.student-number-input {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}

.digit-boxes,
.account-boxes {
  display: flex;
  gap: 8px;
}

.digit-box,
.account-box {
  width: 45px;
  height: 50px;
  padding: 8px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1.2rem;
  font-weight: bold;
  text-align: center;
  transition: all 0.3s ease;
  background-color: white;
}

.digit-box:focus,
.account-box:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(192, 255, 238, 0.2);
}

/* 受付番号グループ */
.receipt-number-group {
  margin-bottom: 15px;
  padding: 15px;
  background: #fafafa;
  border-radius: 8px;
  border-left: 4px solid var(--primary-color);
}

.receipt-input-group {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}

.receipt-input-group input {
  flex: 1;
}

/* 口座番号入力 */
.account-number-input {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}

/* フォーム行 */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ラジオボタングループ */
.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.radio-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 10px 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.3s ease;
  background-color: #fafafa;
}

.radio-label:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.radio-label input[type='radio'],
.radio-label input[type='checkbox'] {
  margin-right: 8px;
  cursor: pointer;
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.radio-label span {
  font-size: 0.95rem;
}

/* チェックボックスグループ */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 10px 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.3s ease;
  background-color: #fafafa;
}

.checkbox-label:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.checkbox-label input[type='checkbox'] {
  margin-right: 10px;
  cursor: pointer;
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.checkbox-label span {
  font-size: 0.95rem;
}

/* セクション表示制御 */
.injury-section,
.bank-details-section {
  padding: 15px;
  background: #fafafa;
  border-radius: 8px;
  border-left: 4px solid var(--primary-color);
  margin-top: 15px;
}

/* アクションボタン */
.action-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 15px;
  margin-top: 30px;
}

.btn {
  padding: 14px 20px;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  color: var(--text-color);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(192, 255, 238, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: white;
  color: var(--text-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

.btn-secondary:active {
  transform: translateY(0);
}

.btn-danger {
  background: var(--error-color);
  color: white;
  border: none;
}

.btn-danger:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.btn-small {
  padding: 8px 12px;
  font-size: 0.85rem;
}

/* フッター */
.footer {
  text-align: center;
  padding: 20px;
  color: #666;
  font-size: 0.85rem;
  margin-top: 30px;
}

/* レスポンシブデザイン - スマホ対応 */
@media (max-width: 768px) {
  .container {
    padding: 15px;
  }

  .header h1 {
    font-size: 1.4rem;
  }

  .subtitle {
    font-size: 0.85rem;
  }

  .main-content {
    padding: 20px 15px;
  }

  .form-section h2 {
    font-size: 1.1rem;
  }

  .action-buttons {
    grid-template-columns: 1fr;
  }

  .radio-group {
    flex-direction: column;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .digit-boxes,
  .account-boxes {
    flex-wrap: wrap;
  }

  .digit-box,
  .account-box {
    width: 40px;
    height: 45px;
    font-size: 1rem;
  }

  .receipt-input-group {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .header {
    padding: 20px 15px;
  }

  .header h1 {
    font-size: 1.2rem;
  }

  .form-section h2 {
    font-size: 1rem;
  }

  .btn {
    padding: 12px 16px;
    font-size: 0.95rem;
  }

  .digit-box,
  .account-box {
    width: 35px;
    height: 40px;
    font-size: 0.9rem;
  }

  .student-number-input,
  .account-number-input {
    gap: 10px;
  }
}

/* ローディング状態 */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* アニメーション */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-10px);
  }
}

.form-section {
  animation: fadeIn 0.5s ease-out;
}

/* エラー表示 */
.error-message {
  color: var(--error-color);
  font-size: 0.85rem;
  margin-top: 5px;
  display: none;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
  border-color: var(--error-color);
}

.form-group.error .error-message {
  display: block;
}

/* 成功メッセージ */
.success-message {
  background: var(--success-color);
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  text-align: center;
  animation: fadeIn 0.5s ease-out;
}

/* 電話番号バリデーション表示 */
.phone-validation {
  margin-top: 8px;
  padding: 12px;
  border-radius: 6px;
  font-size: 0.9rem;
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.phone-validation.show {
  display: block;
}

/* 成功状態：有効な電話番号（近畿圏） */
.phone-validation.valid-kinki {
  background-color: #e6f9ff;
  border-left: 4px solid #4da6ff;
  color: #0c5a96;
}

.phone-validation.valid-kinki::before {
  content: '✓ ';
  font-weight: bold;
}

/* 警告状態：有効だが近畿圏外 */
.phone-validation.valid-non-kinki {
  background-color: #fffaed;
  border-left: 4px solid #ffa500;
  color: #8b6f00;
}

.phone-validation.valid-non-kinki::before {
  content: '⚠ ';
  font-weight: bold;
}

/* エラー状態：無効な電話番号 */
.phone-validation.invalid {
  background-color: #ffe6e6;
  border-left: 4px solid #ff6b6b;
  color: #c92a2a;
}

.phone-validation.invalid::before {
  content: '✗ ';
  font-weight: bold;
}

/* 入力途中状態 */
.phone-validation.incomplete {
  background-color: #f0f0f0;
  border-left: 4px solid #999;
  color: #555;
}

.phone-validation.incomplete::before {
  content: '📝 ';
}
/* 小さいボタン */
.btn-small {
  padding: 8px 12px;
  font-size: 0.85rem;
  min-width: auto;
  width: auto;
  flex-shrink: 0;
}
/* フォームグループ */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-color);
  font-size: 0.95rem;
}

.form-group input[type='text'],
.form-group input[type='number'],
.form-group input[type='date'],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
  background-color: #fafafa;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  background-color: white;
  box-shadow: 0 0 0 3px rgba(192, 255, 238, 0.2);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

/* ラジオボタングループ */
.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.radio-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 10px 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.3s ease;
  background-color: #fafafa;
}

.radio-label:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.radio-label input[type='radio'] {
  margin-right: 8px;
  cursor: pointer;
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.radio-label span {
  font-size: 0.95rem;
}

/* チェックボックスグループ */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 10px 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.3s ease;
  background-color: #fafafa;
}

.checkbox-label:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.checkbox-label input[type='checkbox'] {
  margin-right: 10px;
  cursor: pointer;
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.checkbox-label span {
  font-size: 0.95rem;
}

/* アクションボタン */
.action-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 15px;
  margin-top: 30px;
}

.btn {
  padding: 14px 20px;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  color: var(--text-color);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(192, 255, 238, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: white;
  color: var(--text-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

.btn-secondary:active {
  transform: translateY(0);
}

/* フッター */
.footer {
  text-align: center;
  padding: 20px;
  color: #666;
  font-size: 0.85rem;
  margin-top: 30px;
}

/* レスポンシブデザイン - スマホ対応 */
@media (max-width: 768px) {
  .container {
    padding: 15px;
  }

  .header h1 {
    font-size: 1.4rem;
  }

  .subtitle {
    font-size: 0.85rem;
  }

  .main-content {
    padding: 20px 15px;
  }

  .form-section h2 {
    font-size: 1.1rem;
  }

  .action-buttons {
    grid-template-columns: 1fr;
  }

  .radio-group {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .header {
    padding: 20px 15px;
  }

  .header h1 {
    font-size: 1.2rem;
  }

  .form-section h2 {
    font-size: 1rem;
  }

  .btn {
    padding: 12px 16px;
    font-size: 0.95rem;
  }
}

/* ローディング状態 */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* アニメーション */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-section {
  animation: fadeIn 0.5s ease-out;
}

/* エラー表示 */
.error-message {
  color: var(--error-color);
  font-size: 0.85rem;
  margin-top: 5px;
  display: none;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
  border-color: var(--error-color);
}

.form-group.error .error-message {
  display: block;
}

/* 成功メッセージ */
.success-message {
  background: var(--success-color);
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  text-align: center;
  animation: fadeIn 0.5s ease-out;
}