/* ==========================================================================
   クオリアダイブ｜contact.css
   予約・お問い合わせページ専用スタイル
   ========================================================================== */

/* --------------------------------------------------------------------------
   ページヒーロー：コンタクトバリアント
   -------------------------------------------------------------------------- */
.page-hero--contact {
  background: linear-gradient(
    150deg,
    #0a1f2e 0%,
    #0b3352 35%,
    #0077b6 70%,
    #00c9a7 100%
  );
  min-height: min(55vh, 460px);
}

/* --------------------------------------------------------------------------
   1. 連絡方法グリッド
   -------------------------------------------------------------------------- */
.contact-methods-section {
  background: var(--color-white);
  padding: var(--space-xl) 0;
}

.contact-methods-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .contact-methods-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.contact-method-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  border: 2px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.contact-method-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.contact-method-card--tel   { border-color: #d4e9f7; }
.contact-method-card--form  { border-color: var(--color-primary-light); }
.contact-method-card--line  { border-color: #b5e6b5; }

.contact-method-card--form {
  background: linear-gradient(135deg, #f0faff, #e8f6fd);
}

.contact-method-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-white);
  box-shadow: 0 3px 10px rgba(0,119,182,0.25);
}

.contact-method-icon--line {
  background: linear-gradient(135deg, #00b900, #1dc924);
}

.contact-method-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-text);
  margin: 0;
  line-height: 1.4;
}

.contact-method-desc {
  font-size: 0.855rem;
  color: var(--color-text-mid);
  line-height: 1.75;
  margin: 0;
  flex: 1;
}

/* 電話リンク */
.contact-method-action {
  display: block;
  text-decoration: none;
}

.contact-tel-link {
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  text-align: center;
  transition: all var(--transition);
}

.contact-tel-link:hover {
  background: var(--color-primary);
}

.contact-tel-link:hover .contact-tel-num,
.contact-tel-link:hover .contact-tel-hours {
  color: var(--color-white);
}

.contact-tel-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: color var(--transition);
}

.contact-tel-hours {
  display: block;
  font-size: 0.72rem;
  color: var(--color-text-light);
  margin-top: 0.15rem;
  transition: color var(--transition);
}

.contact-method-btn {
  margin-top: auto;
}

/* LINE ボタン */
.contact-line-btn {
  background: #00b900;
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: background var(--transition), transform var(--transition);
}

.contact-line-btn:hover {
  background: #00a000;
  transform: translateY(-1px);
}

.contact-method-note {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

.contact-method-note i {
  font-size: 0.7rem;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   2. 問い合わせトピック
   -------------------------------------------------------------------------- */
.contact-topics-section {
  background: var(--color-bg-light);
  padding: var(--space-xl) 0;
}

.contact-topics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
  max-width: 760px;
  margin: 0 auto;
}

@media (min-width: 540px) {
  .contact-topics-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-topic-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.1rem;
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.5;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-topic-item:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

.contact-topic-item i {
  color: var(--color-primary);
  font-size: 1rem;
  flex-shrink: 0;
  width: 18px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   3. 問い合わせフォーム
   -------------------------------------------------------------------------- */
.contact-form-section {
  background: var(--color-white);
  padding: var(--space-xl) 0;
}

/* 事前注意 */
.contact-form-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: #fff9e8;
  border: 1px solid #f0d980;
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.855rem;
  color: var(--color-text);
  line-height: 1.75;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
}

.contact-form-notice i {
  color: #c8a000;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-form-notice a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-form-wrap {
  max-width: 780px;
  margin: 0 auto;
}

/* フォーム全体 */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* フォームグループ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ラベル */
.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.form-required {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-white);
  background: #e84393;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
}

.form-optional {
  font-size: 0.7rem;
  color: var(--color-text-light);
  font-weight: 400;
}

/* 入力フィールド */
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
  font-size: 0.855rem;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4' fill='none' stroke='%237a95aa' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px;
  padding-right: 2.25rem;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.7;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--color-text-light);
  line-height: 1.5;
  margin: 0;
}

/* ラジオグループ */
.form-radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.form-radio-group--inline {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.form-radio-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--color-text);
}

.form-radio-item input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form-radio-custom {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-white);
  flex-shrink: 0;
  transition: all var(--transition);
  position: relative;
}

.form-radio-item input[type="radio"]:checked + .form-radio-custom {
  border-color: var(--color-primary);
  background: var(--color-primary);
}

.form-radio-item input[type="radio"]:checked + .form-radio-custom::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  background: var(--color-white);
  border-radius: var(--radius-full);
}

.form-radio-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
}

.form-radio-label i {
  font-size: 0.85rem;
  color: var(--color-primary);
}

/* 大きな選択肢（体験タイプ） */
.form-radio-group:not(.form-radio-group--inline) .form-radio-item {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.1rem;
  transition: border-color var(--transition), background var(--transition);
}

.form-radio-group:not(.form-radio-group--inline) .form-radio-item:has(input:checked) {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, #f0faff, #e8f6fd);
}

/* 健康状態ノート */
.form-health-note {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  background: #fff3e8;
  border: 1px solid #f4c3a8;
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
  font-size: 0.83rem;
  color: var(--color-text);
  line-height: 1.7;
}

.form-health-note i {
  color: #c0622a;
  flex-shrink: 0;
  margin-top: 2px;
}

.form-health-note p { margin: 0 0 0.35rem; }

.form-health-note a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: 0.8rem;
}

/* 送信ボタン */
.form-submit-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0.5rem;
}

.form-submit-btn {
  min-width: 200px;
  justify-content: center;
}

.form-submit-note {
  font-size: 0.75rem;
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
}

.form-submit-note i {
  color: var(--color-success);
}

/* 送信完了 */
.contact-success {
  text-align: center;
  padding: 3rem 1.5rem;
  background: linear-gradient(135deg, #e8fdf5, #f0fffe);
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-success);
}

.contact-success-icon {
  font-size: 3rem;
  color: var(--color-success);
  margin-bottom: 1rem;
}

.contact-success h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.contact-success p {
  font-size: 0.9rem;
  color: var(--color-text-mid);
  line-height: 1.8;
  margin-bottom: 0.5rem;
}

.contact-success a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* --------------------------------------------------------------------------
   4. 連絡先情報グリッド
   -------------------------------------------------------------------------- */
.contact-info-section {
  background: var(--color-bg-light);
  padding: var(--space-xl) 0;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: 640px;
  margin: 0 auto 1.25rem;
}

@media (min-width: 540px) {
  .contact-info-grid {
    grid-template-columns: repeat(4, 1fr);
    max-width: 100%;
  }
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 1.1rem 1rem;
  border: 1px solid var(--color-border);
}

.contact-info-card > i {
  color: var(--color-primary);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
  width: 18px;
  text-align: center;
}

.contact-info-card strong {
  display: block;
  font-size: 0.72rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-info-card p {
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.5;
  margin: 0;
}

.contact-info-card a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-info-note {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--color-text-mid);
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--color-border);
  line-height: 1.7;
}

.contact-info-note i {
  color: #c8a000;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-info-note p { margin: 0; }

/* --------------------------------------------------------------------------
   FAQ誘導バナー
   -------------------------------------------------------------------------- */
.contact-faq-section {
  background: var(--color-primary);
  padding: var(--space-lg) 0;
}

.contact-faq-inner {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  align-items: flex-start;
}

@media (min-width: 640px) {
  .contact-faq-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.contact-faq-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-white);
  margin-bottom: 0.35rem;
  line-height: 1.4;
}

.contact-faq-text p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
  margin: 0;
}

.contact-faq-btn {
  border-color: rgba(255,255,255,0.6);
  color: var(--color-white);
  flex-shrink: 0;
}

.contact-faq-btn:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--color-white);
}

/* --------------------------------------------------------------------------
   レスポンシブ補足
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  .contact-methods-grid {
    grid-template-columns: 1fr;
  }

  .contact-topics-grid {
    grid-template-columns: 1fr;
  }

  .contact-info-grid {
    grid-template-columns: 1fr 1fr;
  }

  .form-radio-group:not(.form-radio-group--inline) {
    gap: 0.5rem;
  }
}