/* ========================================
   About Page Styles
   ======================================== */

.about-page {
  padding: 220px 0 0;
}

.page-anchor-links {
  margin-top: 40px;
  display: flex;
  gap: 50px;
}

.page-anchor-links a {
  display: block;
  font-size: 14px;
  line-height: 1.6;
  transition: all 0.3s;
}
.page-anchor-links a:hover {
  color: #5eb6e2;
}

.page-anchor-link-icon {
  margin-right: 10px;
  display: inline-block;
  width: 14px;
  height: auto;
}
.page-anchor-link-icon svg path {
  transition: all 0.3s;
}
.page-anchor-links a:hover .page-anchor-link-icon svg path {
  fill: #5eb6e2;
}

/* メッセージセクション */
.about-message {
  margin: 80px 0 180px;
}

.message-layout {
  display: flex;
  gap: 80px;
}

.message-image {
  margin: 0 auto;
  width: 100%;
  max-width: 350px;
}

.message-image-box {
  width: 100%;
  height: auto;
}

.message-image-box img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.message-content {
  flex-shrink: 1;
}

.message-title {
  font-family: "YuMincho", serif;
  font-size: 40px;
  line-height: 1.6;
  margin-bottom: 60px;
  font-weight: normal;
}

.message-text {
  font-family: "YuGothic", sans-serif;
}

.ceo-position {
  margin-top: 30px;
  font-size: 16px;
  line-height: 1;
}

.ceo-name {
  margin-top: 20px;
  font-size: 20px;
  line-height: 1;
}

.ceo-message {
  font-size: 14px;
  letter-spacing: 0.05em;
  line-height: 2.14;
}

/* Mission & Vision */
.about-mission-vision {
  margin: 100px 0;
}

.mv-image {
  width: calc(100% + 50vw - 50%);
  height: 650px;
  overflow: hidden;
}

.mv-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mv-list {
  margin-top: 120px;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 40px;
}

.mv-box {
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
}

.mv-item {
  flex: 1;
  background-color: #244668;
  padding: 45px 40px;
  border-radius: 10px;
}

.mv-label {
  font-size: 14px;
  margin-bottom: 10px;
}

.mv-title {
  font-family: "Helvetica", sans-serif;
  font-size: 40px;
  font-weight: normal;
  margin-bottom: 30px;
}

.mv-item .mv-label,
.mv-item .mv-title {
  color: #ffffff;
}

.mv-heading {
  font-size: 24px;
  color: #ffffff;
  font-weight: normal;
}

.mv-description {
  margin-top: 36px;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 16px;
  color: #ffffff;
  line-height: 1.8;
  font-weight: 300;
}

/* Value Section */
.about-value {
  margin: 100px 0;
}

.value-header {
  text-align: left;
}

.value-headline {
  font-size: 30px;
  margin: 40px 0 30px;
  line-height: 1.6;
}
.value-headline-highlight {
  color: #5eb6e2;
}

.value-intro {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 60px;
}

.value-tcp {
  background-color: #244668;
  /* padding: 35px 40px; */
  border-radius: 10px;
}

.tcp-title {
  font-size: 26px;
  color: #ffffff;
  margin-bottom: 10px;
  font-weight: 600;
}

.tcp-subtitle {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 16px;
  color: #ffffff;
}

.tcp-header {
  margin-bottom: 0;
  padding: 35px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 50px;
  cursor: pointer;
  transition: opacity 0.3s;
}

.tcp-header:hover {
  opacity: 0.8;
}

.tcp-header-text {
  flex: 1;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 50px;
}

.tcp-title {
  font-size: 26px;
  color: #ffffff;
  margin-bottom: 10px;
  font-weight: normal;
}

.tcp-subtitle {
  font-family: "YuGothic", sans-serif;
  font-size: 16px;
  color: #ffffff;
  margin: 0;
}

.tcp-icon {
  width: 40px;
  height: 40px;
  position: relative;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

/* プラスアイコン（デフォルト・閉じた状態） */
.tcp-icon::before,
.tcp-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background-color: #ffffff;
  transition: all 0.3s ease;
}

/* 横線 */
.tcp-icon::before {
  width: 24px;
  height: 2px;
  transform: translate(-50%, -50%);
}

/* 縦線 */
.tcp-icon::after {
  width: 2px;
  height: 24px;
  transform: translate(-50%, -50%);
}

/* マイナスアイコン（開いた状態） */
.tcp-header.active .tcp-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg);
}

/* TCP13リスト */
.tcp-list {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 0.5s ease,
    padding 0.5s ease;
}

.tcp-list.active {
  max-height: 5000px;
  padding-top: 40px;
  padding-bottom: 80px;
}

.tcp-item {
  display: flex;
  gap: 40px;
}

.tcp-letter {
  flex: 1;
  padding: 15px 0;
  padding-left: 10px;
  font-family: "Helvetica", sans-serif;
  font-size: 30px;
  color: #7bc8ee;
  font-weight: bold;
}

.tcp-content {
  padding: 24px 0;
  width: 934px;
  border-bottom: 1px solid #6b8aa8;
}

.tcp-name {
  font-size: 20px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 15px;
}

.tcp-description {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 14px;
  color: #ffffff;
  line-height: 1.8;
}

/* 会社概要 */
.about-overview {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  background-color: #244668;
  padding: 80px 0;
}

.overview-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}

.overview-header {
}

.overview-header .section-subtitle,
.overview-header .section-title {
  color: #ffffff;
}

.overview-table {
  width: 800px;
  margin: 0 auto;
  padding: 0 40px;
}

.overview-row {
  display: flex;
  padding: 0 0 40px;
}

.overview-row dt {
  flex: 0 0 200px;
  font-size: 16px;
  color: #ffffff;
}

.overview-row dd {
  flex: 1;
  font-size: 16px;
  color: #ffffff;
  line-height: 1.8;
}

.overview-row-label {
  font-weight: 600;
}

/* ===== レスポンシブ対応 ===== */
@media (max-width: 768px) {
  .about-page {
    padding: 40px 0 0;
  }

  .page-anchor-links {
    margin-top: 20px;
    flex-direction: column;
    gap: 12px;
  }

  .page-anchor-links a {
    font-size: 12px;
  }

  /* メッセージセクション */
  .about-message {
    margin: 20px 0 50px;
  }

  .message-layout {
    flex-direction: column;
    gap: 60px;
  }

  .message-image {
    width: 100%;
  }

  .ceo-name {
    font-size: 16px;
  }

  .message-title {
    margin-bottom: 30px;
    font-size: 22px;
  }

  .message-text p {
    font-size: 14px;
  }

  /* Mission & Vision */
  .about-mission-vision {
    margin: 50px 0;
  }

  .mv-image {
    height: 250px;
  }

  .mv-list {
    margin-top: 80px;
    flex-direction: column;
    gap: 50px;
  }

  .section-subtitle {
    font-size: 12px;
  }

  .mv-heading {
    font-size: 20px;
  }

  .mv-description {
    font-size: 14px;
  }

  /* Value */
  .about-value {
    padding: 0;
    margin-bottom: 50px;
  }

  .value-headline {
    font-size: 20px;
    margin: 30px 0 20px;
  }

  .value-intro {
    font-size: 14px;
  }

  .tcp-header {
    padding: 20px 20px;
    align-items: stretch;
  }

  .tcp-header-text {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    cursor: pointer;
  }

  .tcp-title {
    font-size: 16px;
  }

  .tcp-subtitle {
    font-size: 13px;
  }

  .tcp-icon {
    align-self: center;
  }

  .tcp-list {
    padding: 0 20px;
  }
  .tcp-list.active {
    padding-top: 20px;
    padding-bottom: 0;
  }

  .tcp-item {
    gap: 20px;
    padding: 16px 0;
  }

  .tcp-content {
    padding-top: 0;
    width: 100%;
    border: none;
  }

  .tcp-letter {
    padding: 0;
    font-size: 24px;
    text-align: center;
  }

  .tcp-name {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid #6b8aa8;
    font-size: 14px;
    line-height: 1.64;
  }

  .tcp-description {
    font-size: 14px;
    line-height: 2.14;
  }

  /* Overview */
  .about-overview {
    padding: 50px 0;
  }

  .overview-container {
    flex-direction: column;
    gap: 0;
    padding: 0 20px;
    max-width: 100%;
    box-sizing: border-box;
  }

  .overview-header {
    width: 100%;
  }

  .overview-title {
    font-size: 22px;
  }

  .overview-table {
    width: 100%;
    max-width: 100%;
    padding: 0;
    box-sizing: border-box;
  }

  .overview-row {
    flex-direction: column;
    gap: 8px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .overview-row:last-child {
    border-bottom: none;
  }

  .overview-row dt {
    flex: none;
    font-size: 13px;
    font-weight: 600;
    opacity: 0.8;
  }

  .overview-row dd {
    font-size: 14px;
    line-height: 1.6;
  }

  .overview-label,
  .overview-value {
    font-size: 14px;
  }
}