@charset "UTF-8";

/* ==========================================================================
   協会概要ページ用固有スタイル (page-about.css)
   ========================================================================== */

.sub-main {
  width: 100%;
  background-color: #fff;
  padding-bottom: 120px;
}

.sub-fv {
  width: 100%;
  background: linear-gradient(135deg, #0098ff 0%, #0056b3 100%);
  padding: 80px 0;
  text-align: center;
}

.sub-fv-container {
  max-width: 1200px;
  margin: 0 auto;
}

.sub-fv-title-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sub-fv-eng {
  font-size: 1rem;
  font-weight: 500;
  color: #fff;
  opacity: 0.8;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sub-fv-jp {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  margin: 0;
}

.breadcrumb-container {
  margin: 0 auto;
  padding: 50px 200px;
}

.breadcrumbs {
  max-width: 1200px;
  font-size: 0.85rem;
  color: #888888;
}

.breadcrumbs a {
  color: #00031e;
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumbs a:hover {
  color: #0098ff;
}

.breadcrumbs span {
  color: #888888;
  font-weight: 500;
}

.sub-section {
  width: 100%;
  padding: 50px 200px;
  background-color: #fff;
}

.sub-section:nth-of-type(even) {
  background-color: #fcfdfe;
}

.sub-container {
  max-width: 1200px;
  margin: 0 auto;
}

.sub-section-header {
  line-height: 1.2;
  margin-bottom: 40px;
  padding-bottom: 15px;
}

.sub-section-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #00031e;
  letter-spacing: 0.05em;
  margin: 0;
}

.sub-section-eng {
  font-size: 1rem;
  font-weight: 400;
  color: #0098ff;
  display: block;
  margin-bottom: 15px;
  letter-spacing: 0.03em;
}

.profile-table {
  width: 100%;
  border-collapse: collapse;
}

.profile-table tr {
  border-bottom: 1px solid #e0e0e0;
}

.profile-table tr:first-child {
  border-top: 1px solid #e0e0e0;
}

.profile-table th {
  width: 25%;
  font-size: 1rem;
  font-weight: 700;
  color: #00031e;
  text-align: left;
  padding: 24px 10px 24px 0;
  vertical-align: top;
}

.profile-table td {
  width: 75%;
  font-size: 1rem;
  color: #00031e;
  line-height: 1.8;
  padding: 24px 0;
}

.business-box {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.business-group h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #00031e;
  border-left: 4px solid #0098ff;
  padding-left: 15px;
  margin: 0 0 15px 0;
}

.business-group p {
  font-size: 1rem;
  color: #00031e;
  line-height: 1.8;
  margin: 0;
}

.business-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.business-list li {
  font-size: 1rem;
  color: #00031e;
  line-height: 1.8;
}

.history-timeline {
  display: flex;
  flex-direction: column;
  border-left: 2px solid #eff9ff;
  margin-left: 10px;
  padding-left: 30px;
  gap: 40px;
}

.history-item {
  position: relative;
}

.history-item::before {
  content: "";
  position: absolute;
  left: -41px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #0098ff;
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px #0098ff;
}

.history-date {
  font-size: 1.1rem;
  font-weight: 500;
  color: #0098ff;
  margin-bottom: 8px;
  line-height: 1;
}

.history-content p {
  font-size: 1rem;
  color: #00031e;
  line-height: 1.6;
  margin: 0 0 8px 0;
}

.history-content p:last-child {
  margin-bottom: 0;
}

.documents-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.document-card {
  background-color: #eff9ff;
  border: 1px solid #d9d9d9;
  border-radius: 8px;
  padding: 40px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  min-height: 200px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
}

.doc-icon-wrap {
  width: 100%;
}

.doc-icon-min {
  font-size: 1rem;
  font-weight: 500;
  color: #d9d9d9;
  display: block;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.doc-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #00031e;
  line-height: 1.4;
  margin-bottom: 30px;
  letter-spacing: 0.05em;
}

.doc-btn-wrap {
  width: 100%;
}

.btn-pdf-link {
  display: inline-block;
  background-color: #0098ff;
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  padding: 10px 48px;
  border-radius: 25px;
  letter-spacing: 0.05em;
  transition: background-color 0.2s;
}

.btn-pdf-link:hover {
  background-color: #0077c7;
}

.btn-pdf-link::after {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-left: 8px;
  vertical-align: -1px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><path d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/><polyline points='15 3 21 3 21 9'/><line x1='10' y1='14' x2='21' y2='3'/></svg>");
  background-size: contain;
  background-repeat: no-repeat;
}

/* ==========================================================================
   協会概要 レスポンシブ (page-about.css 末尾用)
   ========================================================================== */

@media (max-width: 768px) {
  /* 【重要】左右200pxの余白をスマホ用に20pxへリセット */
  .breadcrumb-container,
  .sub-section {
    padding: 30px 20px !important;
  }

  /* テーブルの縦並び */
  .profile-table tbody,
  .profile-table tr,
  .profile-table th,
  .profile-table td {
    display: block;
    width: 100% !important;
  }

  .profile-table tr {
    padding: 15px 0;
  }

  .profile-table th {
    padding: 0 0 8px 0;
  }

  .profile-table td {
    padding: 0;
  }

  /* 沿革（タイムライン）の微調整 */
  .history-timeline {
    padding-left: 20px;
    gap: 30px;
  }

  .history-item::before {
    left: -31px;
  }

  .history-date {
    font-size: 1rem;
  }

  .history-content p {
    font-size: 0.95rem;
  }

  /* 定款・各種規定カードの縦並び */
  .documents-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .document-card {
    padding: 30px 20px;
    min-height: auto;
  }

  .doc-title {
    font-size: 1.1rem;
    margin-bottom: 20px;
  }

  .btn-pdf-link {
    width: 100%;
    padding: 10px 0;
    box-sizing: border-box;
  }
}