/* ===================================
   COMMON PAGES STYLES
   資料DL・お問い合わせ（エディトリアル刷新版）
=================================== */

/* ============================================================
   Page Lead / Section Head — Editorial（contact / download 共通）
============================================================ */

.page_lead {
  position: relative;
  padding: 56px 24px 40px;
  background: var(--white-color, #fff);
  overflow: hidden;
}
@media (min-width: 768px) {
  .page_lead { padding: 72px 64px 56px; }
}
@media (min-width: 1080px) {
  .page_lead { padding: 88px 100px 64px; }
}

.page_lead::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 2px; height: 64px;
  background: var(--accent-color, #4D76FF);
}

.page_lead .top_container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.page_lead_inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 768px) {
  .page_lead_inner {
    grid-template-columns: 200px 1fr;
    gap: 40px;
    padding-top: 16px;
    border-top: 1px solid var(--line-color, #d5dae5);
  }
}
@media (min-width: 1080px) {
  .page_lead_inner {
    grid-template-columns: 240px 1fr;
    gap: 56px;
    padding-top: 20px;
  }
}

.page_lead_left { position: relative; }

.page_lead_eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: "Cormorant Garamond", "Zen Old Mincho", serif;
  font-style: italic;
  font-weight: 400;
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--accent-color, #4D76FF);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.page_lead_eyebrow::before {
  content: "";
  width: 32px; height: 1px;
  background: var(--accent-color, #4D76FF);
}
@media (min-width: 768px) {
  .page_lead_eyebrow { font-size: 13px; margin-bottom: 14px; }
}

.page_lead_eyebrow_jp {
  display: block;
  padding-left: 46px;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 11px;
  letter-spacing: .22em;
  color: #6a7089;
}
@media (min-width: 768px) {
  .page_lead_eyebrow_jp { font-size: 12px; }
}

.page_lead_body { position: relative; }

.page_lead_headline {
  font-family: "Zen Old Mincho", "Noto Serif JP", serif;
  font-weight: 500;
  color: var(--primary-color, #03113E);
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.4;
  letter-spacing: .08em;
  margin-bottom: 20px;
}
.page_lead_text {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 14px;
  line-height: 1.9;
  color: #4a4f65;
  letter-spacing: .03em;
  max-width: 640px;
}
@media (min-width: 768px) {
  .page_lead_text { font-size: 14.5px; line-height: 1.95; }
}

/* ---- Section Head（英ラベル + 明朝見出し）---- */
.page_section_head {
  max-width: 1200px;
  margin: 0 auto 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--primary-color, #03113E);
}
@media (min-width: 768px) {
  .page_section_head {
    margin-bottom: 48px;
    padding-bottom: 28px;
  }
}
.page_section_head .en {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: "Cormorant Garamond", "Zen Old Mincho", serif;
  font-style: italic;
  font-weight: 400;
  font-size: 12px;
  letter-spacing: .32em;
  color: var(--accent-color, #4D76FF);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.page_section_head .en::before {
  content: "";
  width: 32px; height: 1px;
  background: var(--accent-color, #4D76FF);
}
@media (min-width: 768px) {
  .page_section_head .en { font-size: 13px; margin-bottom: 14px; }
}
.page_section_head h2 {
  font-family: "Zen Old Mincho", "Noto Serif JP", serif;
  font-weight: 500;
  color: var(--primary-color, #03113E);
  font-size: clamp(22px, 3.2vw, 32px);
  letter-spacing: .08em;
  line-height: 1.4;
  margin: 0;
}

/* ===================================
   DOWNLOAD PAGE
=================================== */
.download_section {
  padding: 60px 0 80px;
  background-color: var(--white-color);
}

@media (min-width: 768px) {
  .download_section { padding: 80px 0 100px; }
}

/* 資料カード一覧 */
.doc_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .doc_grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.doc_card {
  display: flex;
  flex-direction: column;
  background: var(--white-color);
  border: 1px solid var(--gray-color04, #ededed);
  border-top: 2px solid var(--accent-color);
  border-radius: 0 0 4px 4px;
  overflow: hidden;
}

.doc_card_thumb {
  aspect-ratio: 4 / 3;
  background: var(--form-bg-color);
  border-bottom: 1px solid var(--gray-color04, #ededed);
  overflow: hidden;
}

.doc_card_thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.doc_card_body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 28px 26px 26px;
}

.doc_card_num {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 22px;
  font-weight: 500;
  line-height: 1;
  color: var(--accent-color);
  margin-bottom: 14px;
}

.doc_card_title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--primary-color);
  margin-bottom: 16px;
}

.doc_card_text {
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 2;
  color: var(--sub-text-color);
  margin-bottom: 24px;
}

.doc_card_meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px dashed var(--line-color);
}

.doc_card_meta span {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--accent-color);
  background: rgba(77, 118, 255, 0.08);
  padding: 4px 10px;
  border-radius: 2px;
}

.doc_card_action {
  display: block;
  margin-top: var(--s-5);
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  letter-spacing: 0.1em;
  color: var(--accent-color);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid currentColor;
  transition: opacity var(--t-fast) var(--ease-out);
}
.doc_card_action:hover {
  opacity: 0.7;
}

/* 資料選択チェックリスト */
.doc_select {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--gray-color04, #ededed);
}

.doc_select_item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--gray-color04, #ededed);
  cursor: pointer;
  transition: background 0.3s ease;
}

.doc_select_item:hover {
  background: rgba(77, 118, 255, 0.03);
}

.doc_select_item input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  cursor: pointer;
}

.doc_select_label {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.06em;
  color: var(--primary-color);
  line-height: 1.7;
}

.doc_select_note {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ============================================================
   Contact Section + Form — Editorial
============================================================ */
.contact_section {
  position: relative;
  padding: 24px 24px 72px;
  background: var(--white-color, #fff);
}
@media (min-width: 768px) {
  .contact_section { padding: 32px 64px 88px; }
}
@media (min-width: 1080px) {
  .contact_section { padding: 40px 100px 104px; }
}

/* ---- Form ---- */
.form_wrapper {
  max-width: 900px;
  margin: 0 auto;
}
.form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 768px) {
  .form { gap: 36px; }
}

.form_group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 768px) {
  .form_group {
    grid-template-columns: 200px 1fr;
    gap: 24px;
    align-items: start;
  }
}
@media (min-width: 1080px) {
  .form_group {
    grid-template-columns: 240px 1fr;
    gap: 32px;
  }
}
.form_group--full { grid-template-columns: 1fr; }
@media (min-width: 768px) {
  .form_group--full { grid-template-columns: 1fr; }
}

.form_label {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "Zen Old Mincho", "Noto Serif JP", serif;
  font-weight: 500;
  color: var(--primary-color, #03113E);
  font-size: 14.5px;
  letter-spacing: .06em;
  line-height: 1.5;
  padding-top: 0;
}
@media (min-width: 768px) {
  .form_label { font-size: 15px; padding-top: 14px; }
}

.form_required {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  background: var(--accent-color, #4D76FF);
  color: #fff;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 10px;
  letter-spacing: .14em;
  line-height: 1;
  font-weight: 500;
}

/* Inputs */
.form_input,
.form_select,
.form_textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--white-color, #fff);
  border: 1px solid var(--line-color, #d5dae5);
  border-radius: 0;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 14.5px;
  color: var(--primary-color, #03113E);
  line-height: 1.6;
  letter-spacing: .02em;
  transition: border-color .3s ease, background .3s ease;
  -webkit-appearance: none;
  appearance: none;
}
.form_input::placeholder,
.form_textarea::placeholder {
  color: #b0b6c6;
  font-family: "Noto Sans JP", sans-serif;
  letter-spacing: .04em;
}
.form_input:hover,
.form_select:hover,
.form_textarea:hover { border-color: #b0b6c6; }
.form_input:focus,
.form_select:focus,
.form_textarea:focus {
  outline: none;
  border-color: var(--accent-color, #4D76FF);
  background: #fafbfe;
}
.form_input.is-invalid,
.form_select.is-invalid,
.form_textarea.is-invalid {
  border-color: #d24a43;
}
@media (min-width: 1080px) {
  .form_input,
  .form_select,
  .form_textarea { font-size: 15px; padding: 15px 18px; }
}

/* Select 矢印 (CSS chevron) */
.form_select {
  background-image:
    linear-gradient(45deg, transparent 50%, var(--primary-color, #03113E) 50%),
    linear-gradient(-45deg, transparent 50%, var(--primary-color, #03113E) 50%);
  background-position:
    calc(100% - 20px) calc(50% - 2px),
    calc(100% - 15px) calc(50% - 2px);
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 44px;
  cursor: pointer;
}

.form_textarea {
  resize: vertical;
  min-height: 180px;
}

/* Checkbox (プライバシーポリシー同意は中央揃え) */
.form_checkbox {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 13.5px;
  color: #4a4f65;
  letter-spacing: .04em;
  line-height: 1.7;
  cursor: pointer;
}
.form_privacy {
  display: flex;
  justify-content: center;
}
.form_checkbox input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 0;
  border: 1px solid var(--line-color, #d5dae5);
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  background: var(--white-color, #fff);
  cursor: pointer;
  transition: border-color .3s ease, background .3s ease;
  position: relative;
}
.form_checkbox input[type="checkbox"]:hover { border-color: var(--primary-color, #03113E); }
.form_checkbox input[type="checkbox"]:checked {
  background: var(--primary-color, #03113E);
  border-color: var(--primary-color, #03113E);
}
.form_checkbox input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px; top: 1px;
  width: 5px; height: 10px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg);
}
.form_checkbox a {
  color: var(--accent-color, #4D76FF);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: opacity .3s ease;
}
.form_checkbox a:hover { opacity: .7; }

/* 資料選択チェックボックス（download ページ用・既存の見た目を維持） */
.doc_select_item input[type="checkbox"] {
  position: relative;
  appearance: none;
  -webkit-appearance: none;
  background-color: var(--white-color);
  border: 1px solid var(--line-color, #d5dae5);
  border-radius: 2px;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.doc_select_item input[type="checkbox"]:hover { border-color: var(--accent-color); }
.doc_select_item input[type="checkbox"]:checked {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}
.doc_select_item input[type="checkbox"]::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 5px;
  width: 5px;
  height: 9px;
  border-right: 2px solid var(--white-color);
  border-bottom: 2px solid var(--white-color);
  transform: rotate(45deg) scale(0);
  transition: transform 0.2s ease;
}
.doc_select_item input[type="checkbox"]:checked::after {
  transform: rotate(45deg) scale(1);
}
.doc_select_item input[type="checkbox"]:focus-visible,
.form_checkbox input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Submit */
.form_submit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: 20px;
  padding-top: 32px;
  border-top: 1px solid var(--line-color, #d5dae5);
  position: relative;
}
.form_submit::before {
  content: "";
  position: absolute;
  left: 50%; top: -1px;
  transform: translateX(-50%);
  width: 56px; height: 1px;
  background: var(--accent-color, #4D76FF);
}
@media (min-width: 768px) {
  .form_submit { margin-top: 32px; padding-top: 40px; }
}

.form_btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-width: 280px;
  padding: 18px 32px;
  background: var(--primary-color, #03113E);
  color: #fff;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 14px;
  letter-spacing: .24em;
  line-height: 1;
  border: 1px solid var(--primary-color, #03113E);
  transition: background .35s ease, color .35s ease, gap .35s ease, border-color .35s ease;
  cursor: pointer;
}
.form_btn .arrow {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 16px;
  transition: transform .35s cubic-bezier(.2, .6, .2, 1);
}
.form_btn:hover {
  background: var(--white-color, #fff);
  color: var(--primary-color, #03113E);
  gap: 22px;
}
.form_btn:hover .arrow { transform: translateX(6px); }
@media (min-width: 768px) {
  .form_btn { min-width: 320px; padding: 20px 40px; font-size: 14.5px; }
}

.form_note {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 11.5px;
  color: #6a7089;
  letter-spacing: .04em;
  line-height: 1.7;
  text-align: center;
  max-width: 520px;
}

/* ---- Direct Mail (フォーム下の控えめな代替手段) ---- */
.contact_direct {
  max-width: 900px;
  margin: 56px auto 0;
  padding: 24px 0 0;
  background: transparent;
  border: none;
  border-top: 1px solid var(--line-color, #d5dae5);
  position: relative;
  display: flex;
  align-items: baseline;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  text-align: center;
}
@media (min-width: 768px) {
  .contact_direct {
    margin-top: 64px;
    padding-top: 28px;
    gap: 10px 20px;
  }
}

.contact_direct_label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "Cormorant Garamond", "Zen Old Mincho", serif;
  font-style: italic;
  font-weight: 400;
  font-size: 11px;
  letter-spacing: .28em;
  color: #6a7089;
  text-transform: uppercase;
}
.contact_direct_label::before {
  content: "";
  width: 18px; height: 1px;
  background: #6a7089;
}
@media (min-width: 1080px) {
  .contact_direct_label { font-size: 12px; }
}

.contact_direct_value {
  font-family: "Zen Old Mincho", "Noto Serif JP", serif;
  font-weight: 500;
  color: var(--primary-color, #03113E);
  font-size: 15px;
  line-height: 1.4;
  letter-spacing: .04em;
  word-break: break-all;
}
@media (min-width: 768px) {
  .contact_direct_value { font-size: 16px; }
}

.contact_direct_note {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 11.5px;
  line-height: 1.6;
  color: #6a7089;
  letter-spacing: .04em;
  width: 100%;
  text-align: center;
  margin-top: 6px;
}
.contact_direct_note br { display: none; }
.contact_direct_note a {
  color: var(--accent-color, #4D76FF);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: opacity .3s ease;
}
.contact_direct_note a:hover { opacity: .7; }
@media (min-width: 1080px) {
  .contact_direct_note { font-size: 12px; }
}

/* ---- Responsive ---- */
@media screen and (max-width: 768px) {
  .doc_card_body { padding: 24px 20px; }
  .doc_card_title { font-size: 18px; }

  .form_input,
  .form_select,
  .form_textarea {
    padding: 12px 14px;
    font-size: 16px;
  }

  .form_btn {
    width: 100%;
    min-width: auto;
    padding: 18px 32px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .form_input,
  .form_select,
  .form_textarea,
  .form_btn,
  .form_btn .arrow {
    transition: none !important;
    transform: none !important;
  }
}

/* ============================================================
   資料DLフォーム：2ステップ
============================================================ */
.form_step[hidden] { display: none; }

/* ステップインジケーター */
.form_steps_nav {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin: 0 0 36px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-color, #d5dae5);
  border-bottom: 1px solid var(--line-color, #d5dae5);
}
.form_steps_nav_item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 12.5px;
  letter-spacing: .08em;
  color: #9aa1b4;
  transition: color .3s ease, background .3s ease;
}
.form_steps_nav_item + .form_steps_nav_item {
  border-left: 1px solid var(--line-color, #d5dae5);
}
.form_steps_nav_item .num {
  font-family: "Cormorant Garamond", "Zen Old Mincho", serif;
  font-style: italic;
  font-weight: 300;
  font-size: 24px;
  line-height: 1;
  color: #c9d0e3;
  transition: color .3s ease;
}
.form_steps_nav_item.is-current {
  color: var(--primary-color, #03113E);
  background: #fafbfe;
}
.form_steps_nav_item.is-current .num { color: var(--accent-color, #4D76FF); }
@media (min-width: 768px) {
  .form_steps_nav { margin-bottom: 48px; }
  .form_steps_nav_item { padding: 16px 24px; font-size: 13px; }
  .form_steps_nav_item .num { font-size: 28px; }
}

/* エラーメッセージ */
.form_error {
  margin-top: 10px;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 12.5px;
  line-height: 1.7;
  color: #d24a43;
  letter-spacing: .04em;
}
.form_error[hidden] { display: none; }

/* ステップ2のボタン並び */
.form_actions {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 12px;
  width: 100%;
}
@media (min-width: 600px) {
  .form_actions {
    flex-direction: row;
    justify-content: center;
    gap: 16px;
  }
}

/* 戻るボタン（枠線のみ） */
.form_btn--ghost {
  background: transparent;
  color: var(--primary-color, #03113E);
  border: 1px solid var(--line-color, #d5dae5);
  min-width: 140px;
}
.form_btn--ghost:hover {
  background: transparent;
  color: var(--accent-color, #4D76FF);
  border-color: var(--accent-color, #4D76FF);
}
.form_btn--ghost .arrow--back { transition: transform .35s cubic-bezier(.2,.6,.2,1); }
.form_btn--ghost:hover .arrow--back { transform: translateX(-6px); }
@media (min-width: 768px) {
  .form_btn--ghost { min-width: 160px; padding: 20px 28px; }
}