:root {
  --gray-bg: #f5f5f5;
  --gray-bg-page: #e8e8e8;
  --gray-border: #999;
  --gray-border-light: #ccc;
  --gray-text: #333;
  --gray-muted: #666;
  --red-note: #d00;
  --white: #fff;
  --main-max-width: 1000px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  background: var(--gray-bg-page);
  color: var(--gray-text);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  line-height: 1.7;
}

.wf-section {
  margin: 24px auto;
  padding: 24px;
  max-width: var(--main-max-width);
  width: calc(100% - 32px);
  background: var(--gray-bg);
  border: 1px solid var(--gray-border);
  border-radius: 4px;
}

/* ファーストビュー：横幅100%（mainの外） */
main {
  width: 100%;
}

.wf-section--full {
  width: 100%;
  max-width: none;
  min-height: 100vh;
  margin-left: 0;
  margin-right: 0;
  border-radius: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.wf-note {
  margin: 0 0 16px 0;
  padding: 8px;
  color: var(--red-note);
  font-size: 1.5em;
  background: #fff0f0;
  border: 1px solid var(--red-note);
}

.wf-section-ttl {
  margin: 0 0 16px 0;
  padding: 0 0 8px 0;
  font-size: 1.25rem;
  font-weight: bold;
  border-bottom: 2px solid var(--gray-border);
  color: var(--gray-text);
}

.wf-lead {
  margin: 0 0 24px 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--gray-muted);
}

.wf-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 767px) {
  .wf-cards {
    grid-template-columns: 1fr;
  }
}

.wf-card {
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--gray-border-light);
  border-radius: 6px;
}

.wf-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  border: 2px solid var(--gray-border);
  border-radius: 4px;
  font-size: 1.5rem;
  color: var(--gray-muted);
  line-height: 1;
}

.wf-card-ttl {
  margin: 0 0 8px 0;
  font-size: 1rem;
  font-weight: bold;
  color: var(--gray-text);
}

.wf-card-txt {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--gray-muted);
}

/* ----- 他セクション用（1. FV / 3〜10） ----- */
.wf-heading {
  margin: 0 0 12px 0;
  font-size: 1.5rem;
}

.wf-block {
  margin: 0 0 16px 0;
}

.fv-inner {
  padding: 32px 16px;
  text-align: center;
  width: 100%;
  max-width: 600px;
}

.wf-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 24px;
}

.wf-cta-wrap {
  margin: 20px 0 0 0;
  text-align: center;
}

.wf-btn {
  display: inline-block;
  padding: 12px 24px;
  background: #bbb;
  color: var(--gray-text);
  border: 2px solid var(--gray-border);
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
}

.wf-btn-primary {
  background: #888;
  color: var(--white);
  border-color: #555;
}

.wf-btn-large {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.wf-card-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.wf-card-list-2 {
  grid-template-columns: repeat(2, 1fr);
}

.wf-card-list-3 {
  grid-template-columns: repeat(3, 1fr);
}

.wf-card-list-4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 767px) {
  .wf-card-list-2,
  .wf-card-list-3,
  .wf-card-list-4 {
    grid-template-columns: 1fr;
  }
}

.wf-card-list .wf-card-ttl,
.wf-card-list .wf-card-txt {
  display: block;
}

.wf-card-list .wf-card-ttl {
  margin-bottom: 8px;
}

.wf-link-wrap {
  margin: 16px 0 0 0;
  text-align: center;
}

.wf-link {
  color: #3366cc;
  text-decoration: underline;
}

.wf-sub-ttl {
  margin: 0 0 12px 0;
  font-size: 1rem;
  font-weight: bold;
}

.wf-flow-tabs {
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--white);
}

.wf-tab-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--gray-border);
  background: #ddd;
}

.wf-tab-list li {
  flex: 1;
}

.wf-tab {
  display: block;
  padding: 12px 16px;
  text-align: center;
  text-decoration: none;
  color: var(--gray-text);
  border-right: 1px solid var(--gray-border);
  background: #ddd;
}

.wf-tab-list li:last-child .wf-tab {
  border-right: none;
}

.wf-tab.is-current {
  background: var(--white);
  font-weight: bold;
  border-bottom: 2px solid var(--white);
  margin-bottom: -1px;
}

.wf-flow-body {
  padding: 24px;
}

.wf-step-list {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
}

.wf-step {
  flex: 1;
  min-width: 120px;
  padding: 16px;
  background: #f0f0f0;
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  text-align: center;
}

.wf-step-num {
  display: block;
  margin-bottom: 8px;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--gray-muted);
}

.wf-step-txt {
  font-size: 0.875rem;
}

.wf-faq-list {
  margin: 0;
  padding: 0;
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  background: var(--white);
}

.wf-faq-list dt,
.wf-faq-list dd {
  margin: 0;
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-border-light);
}

.wf-faq-list dd:last-child {
  border-bottom: none;
}

.wf-faq-q {
  font-weight: bold;
  background: #eee;
}

.wf-faq-a {
  padding-left: 24px;
  background: var(--white);
  color: var(--gray-muted);
}

.wf-cta-block {
  text-align: center;
  padding: 32px 16px;
  background: #e0e0e0;
  border: 2px solid var(--gray-border);
  border-radius: 4px;
}

.wf-footer {
  margin: 24px 16px 0;
  padding: 24px;
  background: #ddd;
  border: 1px solid var(--gray-border);
  border-radius: 4px 0 0 0;
}

.wf-footer-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.wf-footer-links {
  list-style: none;
  margin: 0 0 12px 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.wf-footer-links a {
  color: var(--gray-text);
  text-decoration: underline;
}

.wf-copy {
  margin: 0;
  font-size: 0.875rem;
  color: var(--gray-muted);
}

/* ----- ③ 新着案件／注目案件（#cases） ----- */
.wf-tabs.cases-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.wf-tab-btn {
  padding: 10px 20px;
  background: #ddd;
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  font-size: 0.9375rem;
  font-weight: bold;
  cursor: pointer;
}

.wf-tab-btn.is-current {
  background: #888;
  color: var(--white);
  border-color: #555;
}

.cases-search {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 24px;
}

.cases-search-input {
  flex: 1;
  min-width: 180px;
  padding: 10px 12px;
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  font-size: 0.9375rem;
  font-family: inherit;
}

.cases-panel {
  display: none;
}

.cases-panel.is-active {
  display: block;
}

.case-card-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 767px) {
  .case-card-list {
    grid-template-columns: 1fr;
  }
}

.case-card {
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--gray-border-light);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.case-card-tag,
.case-card-region {
  display: inline-block;
  padding: 4px 10px;
  background: #e0e0e0;
  border-radius: 4px;
  font-size: 0.75rem;
  margin-right: 8px;
}

.case-card-scale {
  display: block;
  font-size: 0.8125rem;
  color: var(--gray-muted);
}

.case-card-desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  flex: 1;
}

.case-card-badge {
  display: inline-block;
  padding: 4px 8px;
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  font-size: 0.75rem;
  align-self: flex-start;
}

.case-card-cta {
  margin-top: 8px;
  cursor: pointer;
}

.cases-cta {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-border-light);
  text-align: center;
}

.cases-cta .wf-btn {
  display: inline-block;
}

.cases-cta-note {
  margin: 12px 0 0 0;
  font-size: 0.8125rem;
  color: var(--gray-muted);
  line-height: 1.6;
}

/* ----- ④ ご利用の流れ（#flow） ----- */
.flow-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 767px) {
  .flow-cols {
    grid-template-columns: 1fr;
  }
}

.flow-col {
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--gray-border-light);
  border-radius: 6px;
}

.flow-col-ttl {
  margin: 0 0 16px 0;
  padding: 0 0 8px 0;
  font-size: 1rem;
  font-weight: bold;
  border-bottom: 2px solid var(--gray-border);
}

.flow-step-list {
  margin: 0 0 20px 0;
  padding: 0 0 0 1.2em;
  font-size: 0.875rem;
  line-height: 1.8;
}

.flow-step {
  margin-bottom: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.flow-step-txt {
  flex: 1;
}

.flow-badge {
  display: inline-block;
  padding: 2px 8px;
  background: #e8e8e8;
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  font-size: 0.7rem;
}

.flow-cta {
  margin: 0;
  text-align: center;
}

.flow-cta .wf-btn {
  display: inline-block;
}

/* ----- ⑤ 譲渡企業向け訴求（#seller） ----- */
.wf-two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  align-items: start;
}

@media (max-width: 767px) {
  .wf-two-col {
    grid-template-columns: 1fr;
  }
}

.wf-col {
  min-width: 0;
}

.seller-merits .wf-card-list,
.seller-faq .faq-accordion {
  margin: 0 0 20px 0;
}

.seller-cta-main {
  margin: 0 0 8px 0;
}

.seller-cta-sub {
  margin: 0;
  font-size: 0.875rem;
}

/* ----- ⑥ 譲受企業向け訴求（#buyer） ----- */
.buyer-step-list {
  margin: 0 0 20px 0;
  padding: 0 0 0 1.2em;
  font-size: 0.875rem;
  line-height: 1.8;
}

.buyer-step {
  margin-bottom: 8px;
}

.buyer-table-wrap {
  margin: 0 0 20px 0;
  overflow-x: auto;
}

.wf-table.buyer-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.wf-table.buyer-table th,
.wf-table.buyer-table td {
  padding: 8px 12px;
  border: 1px solid var(--gray-border-light);
  text-align: center;
}

.wf-table.buyer-table th {
  background: #eee;
  font-weight: bold;
}

.buyer-cta-main {
  margin: 0 0 8px 0;
}

.buyer-cta-sub {
  margin: 0;
  font-size: 0.875rem;
}

/* ----- ⑦ 成約事例・実績（#results） ----- */
.results-card-list {
  list-style: none;
  margin: 0 0 24px 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

@media (max-width: 767px) {
  .results-card-list {
    grid-template-columns: 1fr;
  }
}

.results-card {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.results-card-meta,
.results-card-region,
.results-card-scheme,
.results-card-period {
  font-size: 0.8125rem;
  color: var(--gray-muted);
}

.results-card-outcome {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  flex: 1;
}

/* ----- ⑧ よくある質問：アコーディオン（.faq-item） ----- */
.faq-accordion {
  border: 1px solid var(--gray-border-light);
  border-radius: 4px;
  overflow: hidden;
}

.faq-item {
  border-bottom: 1px solid var(--gray-border-light);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-q {
  display: block;
  width: 100%;
  padding: 12px 16px;
  background: #eee;
  border: none;
  text-align: left;
  font-size: 0.9375rem;
  font-weight: bold;
  font-family: inherit;
  cursor: pointer;
}

.faq-q:hover {
  background: #e0e0e0;
}

.faq-item.is-open .faq-q {
  background: #ddd;
  border-bottom: 1px solid var(--gray-border-light);
}

.faq-a {
  display: none;
  padding: 12px 16px;
  background: var(--white);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--gray-muted);
}

.faq-item.is-open .faq-a {
  display: block;
}

.faq-section-list {
  margin: 0 0 20px 0;
}

/* ----- ⑨ お問い合わせ／無料相談（#contact-cta） ----- */
.contact-form .wf-form-row {
  margin: 0 0 16px 0;
}

.wf-form-label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.875rem;
  font-weight: bold;
}

.wf-form-field label {
  margin-right: 16px;
  font-size: 0.875rem;
}

.wf-form-input,
.wf-form-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-border);
  border-radius: 4px;
  font-size: 0.9375rem;
  font-family: inherit;
}

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

.wf-form-submit {
  margin: 20px 0 0 0;
}

.contact-info .wf-card-list {
  margin: 0 0 16px 0;
}

.contact-note {
  margin: 0;
  font-size: 0.75rem;
  color: var(--gray-muted);
}

/* ----- ⑩ フッター（#footer） ----- */
.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 0 0 24px 0;
  padding: 0;
}

@media (max-width: 767px) {
  .footer-cols {
    grid-template-columns: repeat(2, 1fr);
  }
}

.footer-col {
  min-width: 0;
}

.footer-col-ttl {
  margin: 0 0 12px 0;
  font-size: 0.9375rem;
  font-weight: bold;
  border-bottom: 1px solid var(--gray-border);
  padding-bottom: 4px;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.875rem;
}

.footer-links li {
  margin-bottom: 4px;
}

.footer-links a {
  color: var(--gray-text);
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}