/* ===========================================
   お問い合わせページ専用スタイル
   =========================================== */

/* -------------------------------------------
   ページヘッダー（list.css の .page-hero を流用）
   ------------------------------------------- */
.page-hero {
  position: relative;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    #010B2A 0%,
    #03045E 30%,
    #023E8A 62%,
    #0077B6 100%
  );
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.page-hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  color: var(--clr-white);
  padding-top: var(--header-h);
}
.page-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  margin: 8px 0 12px;
}
.page-hero-desc {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.75);
}

/* -------------------------------------------
   お問い合わせ本体レイアウト
   ------------------------------------------- */
.contact-main {
  padding: 72px 0 96px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
}

/* -------------------------------------------
   フォームカード
   ------------------------------------------- */
.contact-form-card {
  background: var(--clr-white);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-card);
  padding: 44px 48px;
}

.contact-form-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--clr-deep);
  margin-bottom: 8px;
}

.contact-form-lead {
  font-size: 0.88rem;
  color: var(--clr-muted);
  margin-bottom: 36px;
  line-height: 1.75;
}

/* -------------------------------------------
   フォーム要素
   ------------------------------------------- */
.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--clr-deep);
  margin-bottom: 8px;
}

.form-required {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--clr-white);
  background: var(--clr-main);
  border-radius: 4px;
  padding: 1px 6px;
  margin-left: 6px;
  vertical-align: middle;
  line-height: 1.6;
}

.form-optional {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--clr-muted);
  margin-left: 6px;
  vertical-align: middle;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  border: 1.5px solid var(--clr-light2);
  border-radius: var(--radius-s);
  padding: 12px 16px;
  font-size: 0.92rem;
  font-family: var(--font-sans);
  color: var(--clr-text);
  background: var(--clr-white);
  transition: border-color var(--ease), box-shadow var(--ease);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--clr-main);
  box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(74, 109, 140, 0.45);
}

.form-select-wrap {
  position: relative;
}

.form-select-wrap::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--clr-muted);
  pointer-events: none;
}

.form-select { cursor: pointer; padding-right: 40px; }

.form-textarea {
  resize: vertical;
  min-height: 148px;
  line-height: 1.75;
}

.form-hint {
  font-size: 0.76rem;
  color: var(--clr-muted);
  margin-top: 6px;
}

/* 送信ボタン */
.form-submit-btn {
  width: 100%;
  padding: 15px 24px;
  font-size: 1rem;
  margin-top: 8px;
  border: none;
  border-radius: var(--radius-xl);
  background: var(--clr-main);
  color: var(--clr-white);
  font-family: var(--font-sans);
  font-weight: 700;
  cursor: pointer;
  transition: background var(--ease), transform var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.form-submit-btn:hover {
  background: var(--clr-navy);
  transform: translateY(-2px);
}
.form-submit-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

/* 送信完了メッセージ */
.contact-success {
  text-align: center;
  padding: 48px 24px;
}
.contact-success-icon {
  font-size: 3.5rem;
  margin-bottom: 16px;
  display: block;
  animation: fadeUp 0.6s ease forwards;
}
.contact-success h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--clr-deep);
  margin-bottom: 12px;
}
.contact-success p {
  font-size: 0.9rem;
  color: var(--clr-muted);
  line-height: 1.8;
  margin-bottom: 32px;
}

/* -------------------------------------------
   サイドバー（インフォカード）
   ------------------------------------------- */
.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-card {
  background: var(--clr-white);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-card);
  padding: 28px 28px;
  border-top: 3px solid var(--clr-main);
}

.contact-info-card-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-deep);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.contact-info-card-title span[aria-hidden] {
  font-size: 1.1rem;
}

.contact-info-card p,
.contact-info-card li {
  font-size: 0.85rem;
  color: var(--clr-muted);
  line-height: 1.75;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-info-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.contact-info-list li::before {
  content: '•';
  color: var(--clr-main);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.contact-notice {
  background: var(--clr-bg);
  border-radius: var(--radius-m);
  padding: 18px 20px;
  font-size: 0.8rem;
  color: var(--clr-muted);
  line-height: 1.75;
  border: 1px solid var(--clr-light3);
}

/* -------------------------------------------
   レスポンシブ
   ------------------------------------------- */
@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .contact-info-cards {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .contact-info-card {
    flex: 1 1 260px;
  }
}

@media (max-width: 600px) {
  .contact-form-card {
    padding: 28px 24px;
  }
  .contact-info-cards {
    flex-direction: column;
  }
}