@charset "utf-8";

/* *****共通設定***** */

main {
  display: block;
  background-color: #fbfbf2;
}
main .btn {
  padding-left: 2.5rem;
  padding-right: 2.5rem;
  font-size: 1.5rem;
}
h1 {
  font-size: 4.5rem;
}
h2,
h3 {
  color: #401f0f;
}
.gray {
  color: #6c757d;
}
.card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-color: #e0c7b2;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.img-thumbnail {
  width: 100%;
  padding: 0.25rem;
  background-color: transparent;
  border: none;
}

body {
  padding-top: 56px; /* ナビゲーションバーの高さ分だけ本文をずらす */
  font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
  line-height: 1.7;
  color: #333;
}

.navbar {
  height: 60px; /* ヘッダーの高さを指定 */
  transition: all 0.3s ease;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  padding: 0.5rem 1rem;
}

.navbar.scrolled {
  background-color: rgba(86, 51, 34, 0.95) !important; /* 茶色の背景色を透過で維持 */
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.fade-in-delay.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ヘッダー(navbar) */
.navbar-brand {
  font-weight: bold;
  font-size: 1.4rem;
}

.brand-logo {
  font-size: 1.8rem;
}

.navbar .navbar-collapse {
  flex-grow: 0;
}
.navbar .navbar-brand {
  height: 50px;
}
.navbar .navbar-brand img {
  height: 100%;
}
.navbar .navbar-nav .active > .nav-link {
  color: #ffce11;
}
.navbar .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link:focus {
  color: rgba(251, 251, 241, 1);
}

/* ナビゲーションの固定スタイル */
.navbar.fixed-top {
  background-color: #563322; /* 元のナビゲーションの色を維持 */
}

.navbar.scrolled {
  background-color: rgba(86, 51, 34, 0.95) !important;
}

.text-orange {
  color: #fd7e14;
}

.border-bottom-orange {
  border-bottom: 2px solid #fd7e14;
}

.btn-outline-orange {
  color: #fd7e14;
  border-color: #fd7e14;
}

.btn-outline-orange:hover {
  color: #fff;
  background-color: #fd7e14;
  border-color: #fd7e14;
}

/* ボタンスタイル改善 */
.btn {
  border-radius: 4px;
  font-weight: 600;
  padding: 0.5rem 1.5rem;
  transition: all 0.3s ease;
}

.btn-warning {
  background-color: #fd7e14;
  border-color: #fd7e14;
  color: white;
}

.btn-warning:hover {
  background-color: #e67212;
  border-color: #e67212;
  color: white;
}

.btn-outline-warning {
  color: #fd7e14;
  border-color: #fd7e14;
}

.btn-outline-warning:hover {
  background-color: #fd7e14;
  color: white;
}

/* パンくずリストのスタイル調整 */
.breadcrumb-container {
  background-color: #f8f9fa !important;
}

.breadcrumb-container .breadcrumb {
  background-color: transparent;
  padding: 0;
}

/* *****トップページ***** */
/* メイン画像 */
h1 {
  font-weight: bold !important;
  color: #ffce11;
}
#page-top h1 + span {
  font-size: 3rem;
  font-weight: bold;
  color: #ffffff;
  line-height: 110%;
  margin-top: 0.2rem;
  display: block;
}

#page-top .jumbotron-fluid {
  min-height: 480px;
  height: 100vh;
  max-height: 640px;
  background: url("../img/top-main.jpg") no-repeat center center;
  background-size: cover;
}

#page-top .jumbotron-fluid .container {
  height: 100%;
}
#page-top .jumbotron-fluid .btn {
  padding-left: 3rem;
  padding-right: 3rem;
  margin-top: 1.5rem;
  font-weight: bold;
  border-width: 3px;
  border-color: #fff;
}

/* 各セクション */
#page-top section {
  border-bottom: 1px solid #e0c7b2;
  background-color: #fbfbf2;
  padding: 5rem 0;
}
#page-top section:nth-child(odd) {
  background-color: #e0c7b2;
}
#page-top section .container > h2 {
  margin-bottom: 30px;
  font-size: 2.5rem;
}
#page-top section .container > h2 + p {
  max-width: 700px;
  margin: 0 auto 50px;
}
#sec1 h3 {
  font-size: 1.4rem;
}

#sec2 {
  line-height: 180%;
}
#sec2 .row {
  min-height: 160px;
  color: #2f2f2f;
}
#sec4 .card-body .clearfix p,
#sec4 .card-body .clearfix h3 {
  margin-left: 115px;
  line-height: 130%;
}
#sec4 .card-body .card-title {
  margin-bottom: 5px;
  color: #401f0f;
}
#sec4 .card-body .card-subtitle {
  font-size: 0.9rem;
  margin-bottom: 5px;
  color: #968075;
}
#sec4 img {
  width: 100%;
}
#sec4 .btn {
  width: 100%;
  background-color: #401f0f;
  border: none;
  padding: 1rem 0;
}

#sec5 article > .row {
  border: 1px solid #dddddd;
}
#sec5 > div:nth-child(1) img {
  width: 100%;
}
/*#sec4 > div:nth-child(2){
    margin-left: 220px;
}*/
#sec5 h3 {
  margin-bottom: 0.1rem;
}
#sec5 article > div div header {
  padding: 10px;
}

/* ミッション・ビジョン・バリューセクション用の追加スタイル */
#about {
  padding: 70px 0;
  background-color: #f8f9fa;
  border-bottom: 1px solid #e0c7b2;
}

.section-title {
  margin-bottom: 50px;
  text-align: center;
}

.section-title h2 {
  font-weight: bold;
  margin-bottom: 15px;
  color: #343a40;
}

.section-title p {
  color: #6c757d;
  max-width: 700px;
  margin: 0 auto;
}

.mv-card {
  background-color: #fff;
  border-radius: 8px;
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  height: 100%;
}

.highlight {
  font-weight: 700;
  font-size: 18px;
  color: #fd7e14; /* ココノビのオレンジカラー */
  margin-bottom: 15px;
  line-height: 1.4;
}

.value-card {
  background-color: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  height: 100%;
  transition: transform 0.3s;
}

.value-card:hover {
  transform: translateY(-5px);
}

.icon-circle {
  width: 70px;
  height: 70px;
  background-color: #fd7e14; /* オレンジカラー */
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 26px;
  background: linear-gradient(45deg, #fd7e14, #f17000);
}

.mv-card .icon-circle {
  background: linear-gradient(45deg, #FF9800, #FF5722);
}

.value-card .icon-circle {
  width: 60px;
  height: 60px;
  font-size: 22px;
}

/* ニュース部分 */
.news-item {
  transition: all 0.3s ease;
  text-decoration: none !important;
  color: inherit;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.news-item:hover {
  transform: translateX(5px);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.news-date {
  min-width: 100px;
  font-size: 0.9rem;
}

#sec2.bg-light {
  background-color: #f8f9fa !important;
  border-bottom: 1px solid #e0c7b2;
}

/* *****下層ページ***** */

#breadcrumb-wrapper {
  border-bottom: 1px solid #a29080;
}
/* パンくずリストの内部スタイル */
.breadcrumb {
  padding: 0.75rem 1rem;
  margin-bottom: 0;
  background-color: transparent;
}
#breadcrumb-wrapper,
.breadcrumb {
  font-size: 0.9rem;
  background-color: #563322;
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
}
.breadcrumb a:hover,
.breadcrumb a:focus {
  color: rgba(255, 255, 255, 1);
}
.breadcrumb-item + .breadcrumb-item::before {
  content: ">";
  padding-right: 1rem;
  color: rgba(255, 255, 255, 0.5);
}
.breadcrumb-item.active {
  color: #ffffff;
}
h1.page-ttl {
  font-size: 2rem;
}
#page h1 + span {
  font-size: 1.5rem;
  font-weight: bold;
  color: #ffffff;
  line-height: 110%;
  margin-top: 0.2rem;
  display: block;
}

#page article {
  padding: 5rem 0;
}

#page section {
  padding-bottom: 5rem;
}
#page section:last-child {
  padding-bottom: 0rem;
}

#page h1 + small {
  font-size: 1.5rem;
  color: #ffffff;
  line-height: 110%;
  margin-top: 0.2rem;
}
#page .jumbotron {
  background-color: #f1efff;
  border-bottom: #dddddd;
  background: url("../img/top-main.jpg") no-repeat center center;
  background-size: cover;
  border-radius: initial;
}
#page .jumbotron .container {
  padding: 0;
}
#page .jumbotron .container p {
  margin-bottom: 0;
}
#page h2 + p {
  margin: 0 0 1.2rem;
}
#page main img {
  max-width: 100%;
}
#page .sample-title {
  display: flex;
  align-items: center;
  text-align: center;
}

#page .sample-title::after {
  border-top: 3px dotted;
  content: "";
  display: inline; /* for IE */
  flex-grow: 1;
  margin-left: 0.5em;
}
#page .sample-title span {
  background-color: #fbfbf2;
}
#page .sample-subtitle {
  font-size: 1.5rem;
  font-weight: bold;
  color: #401f0f;
}

/* *****フォーム***** */

.form1 label {
  font-weight: bold;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.form1 input,
.form1 textarea,
.form1 select {
  max-width: 768px;
}
.form1 .form-group {
  margin-bottom: 2rem;
}

/* 要点リストのスタイル */
.lead-list {
  padding-left: 1.5rem;
}

.lead-list li {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

/* Q&A部分の見出しスタイル */
.card-body h5 i {
  margin-right: 8px;
}

/* セクションスタイル改善 */
section {
  padding: 5rem 0;
}

.section-title {
  margin-bottom: 3rem;
}

.section-title h2 {
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title h2:after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 50px;
  height: 3px;
  background-color: #fd7e14;
  transform: translateX(-50%);
}

/* バッジスタイル改善 */
.badge {
  font-weight: 500;
  padding: 0.4em 0.8em;
  border-radius: 30px;
}

.badge-warning {
  background-color: #fd7e14;
  color: white;
}

.badge-light {
  background-color: #f8f9fa;
  color: #333;
}

/* フォームスタイル改善 */
.form-control {
  border-radius: 4px;
  padding: 0.75rem 1rem;
}

.form-control:focus {
  border-color: rgba(253, 126, 20, 0.5);
  box-shadow: 0 0 0 0.2rem rgba(253, 126, 20, 0.25);
}

/* 導入効果ボックス */
.bg-light {
  background-color: #f8f9fa;
}

/* アイコン円形スタイル改善 */
.icon-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #fd7e14, #ff9800);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  box-shadow: 0 5px 15px rgba(253, 126, 20, 0.3);
}

/* レスポンシブ改善 */
@media (max-width: 768px) {
  .jumbotron-fluid {
    padding: 3rem 0;
    text-align: center;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  .text-orange {
    font-size: 1.5rem;
  }
  
  .btn {
    padding: 0.5rem 1rem;
    width: 100%;
    margin-bottom: 0.5rem;
  }
  
  section {
    padding: 3rem 0;
  }
}

/* フッター */
/* フッター部分 */
#footer {
  background-color: #563322;
  color: #e0c7b2;
}

#footer .container {
  color: #e0c7b2;
}

/* 見出しのスタイル統一 */
#footer .footer-ttl,
#footer h5 {
  font-size: 1rem;
  font-weight: bold;
  margin: 1.5rem 0;
  color: #fd7e14; /* オレンジカラーで統一 */
}

/* アドレス部分 */
#footer address {
  margin-bottom: 0;
}

#footer address p {
  margin-bottom: 0.5rem;
}

/* リスト部分の共通スタイル */
#footer ul,
#footer .list-unstyled,
#footer .list-inline {
  margin: 0;
  padding: 0;
  list-style: none;
}

#footer li,
#footer .list-unstyled li {
  margin-bottom: 0.5rem;
}

/* リスト表示スタイル */
#footer li span {
  display: inline-block;
  margin-right: 0.5rem;
}

/* インラインリスト用 */
#footer .list-inline-item {
  display: inline-block;
}

#footer .list-inline-item:not(:last-child) {
  margin-right: 0.5rem;
}

/* リンクスタイル */
#footer a {
  transition: color 0.3s ease;
}

#footer a:hover {
  color: #fff !important;
  text-decoration: none;
}

/* ソーシャルアイコン部分 */
#footer .social-icons {
  margin-top: 1rem;
}

#footer .social-icons a {
  transition: opacity 0.3s ease;
  display: inline-block;
  margin-right: 0.5rem;
}

#footer .social-icons a:hover {
  opacity: 0.8;
}

/* コピーライト部分 */
#footer #copyright {
  border-top: 1px solid #774831;
  background-color: #401f0f;
  color: #e0c7b2;
}

/* カラー定義 */
#footer .text-white {
  color: #fff !important;
}

#footer .text-white-50 {
  color: rgba(255, 255, 255, 0.5) !important;
}

/* レイアウト調整 */
#footer .row.mb-4 {
  margin-bottom: 2rem !important;
}

#footer img {
  width: 360px;
}

/* モバイル向け調整 */
@media (max-width: 767.98px) {
  #footer .col-sm-4,
  #footer .col-md-4 {
    margin-bottom: 1.5rem;
  }
  
  #footer .social-icons {
    margin-top: 0.5rem;
  }
  
  #footer .footer-ttl {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
  }
}

/* モダンなビジュアル要素 */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(86, 51, 34, 0.9), rgba(64, 31, 15, 0.7));
  z-index: 1;
}

.jumbotron-fluid {
  position: relative;
  z-index: 0;
  min-height: 600px;
  display: flex;
  align-items: center;
}

.jumbotron-fluid .container {
  position: relative;
  z-index: 2;
}

/* アニメーション効果 */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* CTA強調 */
.pulse-effect {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(253, 126, 20, 0.7);
  }
  
  70% {
    transform: scale(1.05);
    box-shadow: 0 0 0 10px rgba(253, 126, 20, 0);
  }
  
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(253, 126, 20, 0);
  }
}

/* サービスカードのデザイン改善 */
.service-card {
  transition: all 0.3s ease;
  border: none;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.service-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #fd7e14, #ff9800);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  font-size: 2rem;
  color: white;
  box-shadow: 0 10px 20px rgba(253, 126, 20, 0.3);
}

.service-icon.pulse {
  animation: pulse 1.5s infinite;
}

/* 機能リストのビジュアル化 */
.feature-item {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  padding: 10px;
  border-radius: 5px;
  transition: all 0.3s ease;
}

.feature-item:hover {
  background-color: #f8f9fa;
  transform: translateX(5px);
}

.feature-icon {
  width: 40px;
  height: 40px;
  background-color: #f8f9fa;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  color: #fd7e14;
  font-size: 1rem;
}

/* ニュースカードの改善 */
.news-card {
  transition: all 0.3s ease;
  border: none;
}

.news-card:hover {
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.news-thumbnail {
  overflow: hidden;
  border-radius: 8px;
  height: 200px;
}

.news-thumbnail img {
  transition: all 0.5s ease;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-card:hover .news-thumbnail img {
  transform: scale(1.05);
}

/* ニュースフィルター */
.news-filter {
  display: flex;
  flex-wrap: wrap;
}

.filter-btn {
  background: none;
  border: none;
  padding: 5px 15px;
  margin-right: 5px;
  border-radius: 20px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-btn.active {
  background-color: #fd7e14;
  color: white;
}

/* お問い合わせフォームの改善 */
.contact-form .form-step {
  display: none;
}

.contact-form .form-step.active {
  display: block;
}

.progress-step {
  font-size: 0.8rem;
  color: #6c757d;
}

.progress-step.active {
  color: #fd7e14;
  font-weight: bold;
}

/* プライバシーポリシーページの改善 */
.toc-list {
  list-style: none;
  padding-left: 0;
}

.toc-link {
  display: block;
  padding: 8px 0;
  color: #343a40;
  transition: all 0.2s ease;
}

.toc-link:hover {
  color: #fd7e14;
  text-decoration: none;
  padding-left: 5px;
}

.security-item {
  transition: all 0.3s ease;
}

.security-item:hover {
  transform: translateY(-5px);
}

.security-icon {
  width: 50px;
  height: 50px;
  background-color: #f8f9fa;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

/* スクロールダウンインジケーター */
.scroll-down-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  animation: bounce 2s infinite;
  cursor: pointer;
  z-index: 10;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0) translateX(-50%);
  }
  40% {
    transform: translateY(-20px) translateX(-50%);
  }
  60% {
    transform: translateY(-10px) translateX(-50%);
  }
}

/* 確認フォームのスタイル */
.confirm-item {
  padding-bottom: 10px;
  border-bottom: 1px solid #f0f0f0;
}

.confirm-label {
  font-size: 0.9rem;
  margin-bottom: 5px;
}

.security-badge {
  font-size: 0.9rem;
  color: #28a745;
}

/* ソーシャルシェアボタン */
.social-share {
  display: flex;
}

.share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: #f8f9fa;
  color: #6c757d;
  margin-left: 5px;
  transition: all 0.3s ease;
}

.share-btn:hover {
  color: #fff;
  text-decoration: none;
}

.share-btn:nth-child(1):hover {
  background-color: #1DA1F2; /* Twitter */
}

.share-btn:nth-child(2):hover {
  background-color: #4267B2; /* Facebook */
}

.share-btn:nth-child(3):hover {
  background-color: #E1306C; /* Instagram */
}

/* 導入効果の数値表示 */
.results-section {
  background-color: #f8f9fa;
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 20px;
}

.result-item {
  text-align: center;
  padding: 10px;
}

.result-number {
  font-size: 1.8rem;
  font-weight: bold;
  color: #fd7e14;
  margin-bottom: 5px;
}

.result-label {
  font-size: 0.9rem;
  color: #6c757d;
}

/* テキストの可読性向上 */
.text-white-75 {
  color: rgba(255, 255, 255, 0.75);
}

/* レスポンシブ調整 */
@media (max-width: 767.98px) {
  .jumbotron-fluid {
    min-height: 450px;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  .service-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .filter-btn {
    margin-bottom: 5px;
  }
  
  .news-filter {
    flex-wrap: wrap;
    margin-top: 10px;
  }
  
  .filter-btn {
    margin-bottom: 5px;
    padding: 3px 10px;
    font-size: 0.8rem;
  }
  
  .progress-step {
    font-size: 0.7rem;
  }
  
  .security-item {
    flex-direction: column;
    text-align: center;
  }
  
  .security-icon {
    margin: 0 auto 10px;
  }
  
  .result-number {
    font-size: 1.5rem;
  }
  
  .result-label {
    font-size: 0.8rem;
  }
}

/* 専門コンテンツページ共通スタイル */

/* コンテンツヘッダー */
.content-header {
  margin-bottom: 2rem;
}

.content-header .breadcrumb {
  background-color: transparent;
  padding: 0.5rem 0;
  font-size: 0.9rem;
}

.content-header h1 {
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.content-header .subtitle {
  font-size: 1.2rem;
  color: #6c757d;
  margin-bottom: 1.5rem;
}

/* カード共通スタイル */
.content-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  height: 100%;
}

.content-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.content-card .card-footer {
  background-color: transparent;
  border-top: 1px solid #f0f0f0;
}

/* サムネイル共通スタイル */
.content-thumbnail {
  position: relative;
  overflow: hidden;
}

.content-thumbnail img {
  transition: transform 0.5s ease;
}

.content-card:hover .content-thumbnail img {
  transform: scale(1.05);
}

.content-thumbnail .badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
}

/* SNSシェアボタン共通スタイル */
.social-share-buttons {
  display: flex;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  border-radius: 4px;
  color: #fff;
  transition: all 0.3s ease;
}

.social-btn i {
  margin-right: 0.5rem;
}

.social-btn.twitter {
  background-color: #1DA1F2;
}

.social-btn.facebook {
  background-color: #4267B2;
}

.social-btn.linkedin {
  background-color: #0077B5;
}

.social-btn.copy {
  background-color: #6c757d;
}

.social-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  color: #fff;
  text-decoration: none;
}

/* ニュースレター登録コンポーネント */
#newsletter-signup {
  background-color: #f8f9fa;
  padding: 3rem 0;
  margin-top: 3rem;
}

#newsletter-signup h3 {
  font-weight: bold;
  margin-bottom: 1rem;
}

#newsletter-signup p {
  color: #6c757d;
  margin-bottom: 1.5rem;
}

.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 500px;
  margin: 0 auto;
}

.newsletter-form .form-control {
  height: calc(2.5rem + 2px);
  border-radius: 4px;
  flex-grow: 1;
}

.newsletter-form .btn {
  height: calc(2.5rem + 2px);
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (min-width: 768px) {
  .newsletter-form {
    flex-wrap: nowrap;
  }
  
  .newsletter-form .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }
  
  .newsletter-form .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }
}

/* コンテンツフィルターとタブ */
.content-filter {
  background-color: #f8f9fa;
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 2rem;
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.filter-tab {
  padding: 0.5rem 1rem;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  border-radius: 20px;
  border: 1px solid #ddd;
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-tab.active {
  background-color: #fd7e14;
  border-color: #fd7e14;
  color: white;
}

.filter-tab:hover:not(.active) {
  background-color: #f0f0f0;
}

/* 吹き出し要素 */
.content-callout {
  background-color: #f8f9fa;
  border-left: 4px solid #fd7e14;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0 4px 4px 0;
}

.content-callout-title {
  font-weight: bold;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: #fd7e14;
}

/* 目次コンポーネント */
.content-toc {
  background-color: #f8f9fa;
  padding: 1.5rem;
  border-radius: 4px;
  margin-bottom: 2rem;
}

.content-toc-title {
  font-weight: bold;
  margin-bottom: 1rem;
  position: relative;
  padding-left: 1.5rem;
}

.content-toc-title i {
  position: absolute;
  left: 0;
  top: 0.25rem;
}

.content-toc ul {
  padding-left: 1.5rem;
  margin-bottom: 0;
}

.content-toc li {
  margin-bottom: 0.5rem;
}

.content-toc a {
  color: #495057;
  transition: all 0.3s ease;
}

.content-toc a:hover {
  color: #fd7e14;
  text-decoration: none;
}

/* PDFダウンロードバナー */
.download-banner {
  background-color: #f8f9fa;
  padding: 2rem;
  border-radius: 4px;
  margin: 2rem 0;
  text-align: center;
}

.download-banner-title {
  font-weight: bold;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.download-banner-text {
  color: #6c757d;
  margin-bottom: 1.5rem;
}

.download-banner .btn {
  padding-left: 2rem;
  padding-right: 2rem;
}

/* 動画サムネイル */
.video-thumbnail {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 4rem;
  opacity: 0.8;
  transition: all 0.3s ease;
}

.video-card:hover .play-button {
  opacity: 1;
  font-size: 4.5rem;
}

/* ==========================================================================
   コラムページ用スタイル - 2025年4月追加
   ========================================================================== */

/* コラムページ用スタイル */
.column-thumbnail {
  height: 200px;
  overflow: hidden;
}

.column-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.card:hover .column-thumbnail img {
  transform: scale(1.05);
}

/* フィルターボタン */
.filter-btn {
  background: none;
  border: 1px solid #ddd;
  border-radius: 20px;
  padding: 5px 15px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-right: 8px;
  margin-bottom: 8px;
}

.filter-btn.active {
  background-color: #fd7e14;
  border-color: #fd7e14;
  color: white;
}

.filter-btn:hover:not(.active) {
  background-color: #f8f9fa;
  border-color: #ddd;
}

/* SNS共有ボタン */
.social-share {
  display: flex;
}

.share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: #f8f9fa;
  color: #6c757d;
  margin-left: 5px;
  transition: all 0.3s ease;
}

.share-btn:hover {
  color: #fff;
  text-decoration: none;
}

.share-btn:nth-child(1):hover {
  background-color: #1DA1F2; /* Twitter */
}

.share-btn:nth-child(2):hover {
  background-color: #4267B2; /* Facebook */
}

.share-btn:nth-child(3):hover {
  background-color: #0077B5; /* LinkedIn */
}

/* ページネーション */
.pagination .page-item.active .page-link {
  background-color: #fd7e14;
  border-color: #fd7e14;
}

.pagination .page-link {
  color: #fd7e14;
}

.pagination .page-link:hover {
  color: #e67212;
}

/* 人気記事 */
.popular-post {
  display: flex;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #f0f0f0;
}

.popular-post:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.popular-post-img {
  width: 80px;
  height: 80px;
  overflow: hidden;
  margin-right: 1rem;
  border-radius: 4px;
}

.popular-post-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.popular-post-title {
  font-weight: bold;
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.popular-post-date {
  font-size: 0.8rem;
  color: #6c757d;
}

/* タグクラウド */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  margin: 0 6px 8px 0;
  background-color: #f8f9fa;
  color: #495057;
  border-radius: 20px;
  font-size: 0.8rem;
  transition: all 0.3s ease;
}

.tag:hover {
  background-color: #fd7e14;
  color: white;
  text-decoration: none;
}

/* ニュースレターフォーム */
.newsletter-form {
  max-width: 100%;
}

.newsletter-form .form-control {
  height: calc(2.5rem + 2px);
}

.newsletter-form .btn {
  height: calc(2.5rem + 2px);
}

/* コラム詳細ページ用 */
.column-header {
  margin-bottom: 2rem;
}

.column-header .column-meta {
  font-size: 0.9rem;
  color: #6c757d;
  margin-bottom: 1rem;
}

.column-header .column-meta span {
  margin-right: 1.5rem;
}

.column-header .column-meta i {
  margin-right: 0.5rem;
}

.column-content {
  font-size: 1.05rem;
  line-height: 1.7;
}

.column-content h2 {
  font-size: 1.8rem;
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #f0f0f0;
}

.column-content h3 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.column-content p {
  margin-bottom: 1.5rem;
}

.column-content img {
  max-width: 100%;
  height: auto;
  margin: 1.5rem 0;
  border-radius: 4px;
}

.column-content blockquote {
  background-color: #f8f9fa;
  border-left: 4px solid #fd7e14;
  padding: 1.25rem;
  margin: 1.5rem 0;
  font-style: italic;
}

.column-author {
  display: flex;
  align-items: center;
  background-color: #f8f9fa;
  padding: 1.5rem;
  border-radius: 4px;
  margin: 2rem 0;
}

.column-author-img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 1.5rem;
}

.column-author-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.column-author-info h4 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.column-author-info p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

.related-columns {
  margin-top: 3rem;
}

.related-columns h3 {
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.related-columns h3:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: #fd7e14;
}

/* レスポンシブ調整 */
@media (max-width: 767px) {
  .column-thumbnail {
    height: 180px;
  }
  
  .popular-post-img {
    width: 60px;
    height: 60px;
  }
  
  .column-header h1 {
    font-size: 1.8rem;
  }
  
  .column-content h2 {
    font-size: 1.5rem;
  }
  
  .column-content h3 {
    font-size: 1.3rem;
  }
  
  .column-author {
    flex-direction: column;
    text-align: center;
  }
  
  .column-author-img {
    margin-right: 0;
    margin-bottom: 1rem;
  }
}

/* 専門用語解説ボックスのスタイル */
.term-explanation {
  position: relative;
  border-left: 4px solid #fd7e14 !important;
}

.term-explanation h6 {
  color: #fd7e14;
  font-weight: bold;
}

/* 比較表のスタイル */
.comparison-box {
  margin: 2rem 0;
}

.comparison-box .table {
  margin-bottom: 0;
}

.comparison-box th, 
.comparison-box td {
  vertical-align: middle;
}

/* 特徴リストのスタイル */
.feature-list {
  margin: 2rem 0;
}

.feature-item {
  transition: all 0.3s ease;
}

.feature-item:hover {
  transform: translateX(5px);
}

.feature-icon {
  min-width: 40px;
  height: 40px;
  border-radius: 50%;
  margin-right: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 活用例セクション */
.usage-example {
  margin: 2rem 0;
}

.example-scenario {
  padding-bottom: 1rem;
}

.example-scenario:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

/* 専門家の意見ボックス */
.expert-opinion {
  font-style: italic;
  position: relative;
}

.expert-opinion:before {
  content: '\f10d';
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  color: rgba(253, 126, 20, 0.2);
  font-size: 2rem;
}

/* 未来予測タイムライン */
.timeline {
  position: relative;
  padding-left: 1rem;
}

.timeline-item {
  margin-bottom: 1.5rem;
  position: relative;
}

.timeline-icon {
  min-width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 要点まとめボックス */
.key-points {
  counter-reset: point;
}

.key-points ol {
  padding-left: 2rem;
}

.key-points li {
  margin-bottom: 0.5rem;
  position: relative;
}

.key-points li:last-child {
  margin-bottom: 0;
}

.key-points li::before {
  counter-increment: point;
  content: counter(point);
  position: absolute;
  left: -2rem;
  width: 24px;
  height: 24px;
  background-color: #fd7e14;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: bold;
}

/* 次回予告ボックス */
.next-article {
  position: relative;
  overflow: hidden;
}

.next-article:before {
  content: '\f073';
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  position: absolute;
  top: -1rem;
  right: -1rem;
  color: rgba(255, 255, 255, 0.2);
  font-size: 5rem;
  transform: rotate(15deg);
}

/* PDFダウンロードバナー */
.download-banner {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(253, 126, 20, 0.3);
}

.download-banner:before {
  content: '\f1c1';
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  position: absolute;
  bottom: -2rem;
  right: -1rem;
  color: rgba(253, 126, 20, 0.1);
  font-size: 8rem;
}

/* 著者プロフィール */
.author-bio {
  border-left: 4px solid #fd7e14;
}

/* コメントセクション */
.comment-item {
  transition: all 0.3s ease;
}

.comment-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

/* 目次スタイル */
.content-toc {
  position: relative;
  border-left: 3px solid #fd7e14;
}

.content-toc ul {
  list-style-type: none;
  padding-left: 1rem;
}

.content-toc li {
  margin-bottom: 0.5rem;
  position: relative;
}

.content-toc li:before {
  content: '\f105';
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  position: absolute;
  left: -1rem;
  color: #fd7e14;
}

.content-toc a {
  color: #333;
  text-decoration: none;
  transition: all 0.3s ease;
}

.content-toc a:hover {
  color: #fd7e14;
  padding-left: 3px;
}

/* 更新情報表示 */
.update-info {
  padding: 0.5rem 0;
  border-top: 1px dashed #ddd;
  border-bottom: 1px dashed #ddd;
}

/* 診断システム用CSS追加分 */

/* 診断選択ページ */
.assessment-selection-section .card {
  transition: transform 0.3s ease;
  border: 1px solid #e0c7b2;
}

.assessment-selection-section .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.completed-badge {
  margin-bottom: 1rem;
}

/* 診断ガイダンスページ */
.assessment-guide-section .numbered-list {
  padding-left: 1.5rem;
}

.assessment-guide-section .numbered-list li {
  position: relative;
  padding-left: 1.5rem;
}

.assessment-guide-section .numbered-list li::before {
  content: counter(item);
  counter-increment: item;
  position: absolute;
  left: 0;
  background-color: #fd7e14;
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: bold;
}

.assessment-guide-section ol {
  counter-reset: item;
}

/* 診断受検ページ */
.assessment-progress {
  margin-bottom: 2rem;
}

.question-item {
  padding: 1.5rem 0;
}

.question-number {
  font-weight: bold;
  color: #fd7e14;
  margin-right: 0.5rem;
}

.question-text {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.likert-scale {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
}

.likert-option {
  flex: 1 1 auto;
  min-width: 120px;
  max-width: 200px;
}

.likert-option .btn {
  width: 100%;
  font-size: 0.9rem;
  padding: 0.75rem 0.5rem;
  border-radius: 8px;
  text-align: center;
  white-space: normal;
  height: auto;
  min-height: 55px;
}

.likert-option .btn-check:checked + .btn {
  background-color: #fd7e14;
  border-color: #fd7e14;
  color: white;
}

.likert-option .btn-check:not(:checked) + .btn:hover {
  background-color: #fff7e6;
  border-color: #fd7e14;
  color: #fd7e14;
}

/* 未回答の質問のハイライト */
.question-item.border-danger {
  border: 2px solid #dc3545 !important;
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

/* 診断完了ページ */
.completion-badge {
  margin-bottom: 2rem;
}

.completion-badge i {
  animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
  0% {
    transform: scale(0);
  }
  100% {
    transform: scale(1);
  }
}

.category-scores .progress {
  background-color: #f0f0f0;
}

.category-scores .progress-bar {
  transition: width 1s ease-in-out;
}

/* レスポンシブ対応 */
@media (max-width: 767px) {
  .likert-scale {
    flex-direction: column;
  }
  
  .likert-option {
    max-width: 100%;
    margin-bottom: 8px;
  }
  
  .assessment-selection-section .card {
    margin-bottom: 1.5rem;
  }
  
  .assessment-guide-section .numbered-list li {
    margin-bottom: 1rem;
  }
}

/* 会員登録・ログインページ */
.registration-section,
.login-section {
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
}

.registration-section .card,
.login-section .card {
  border: none;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.registration-section .form-control,
.login-section .form-control {
  border-radius: 8px;
  padding: 12px 16px;
}

.registration-section .btn-warning,
.login-section .btn-warning {
  padding: 12px 40px;
  font-weight: bold;
  border-radius: 8px;
}

/* フォームバリデーション */
.form-control.is-invalid {
  border-color: #dc3545;
  background-image: none;
}

.form-control.is-valid {
  border-color: #28a745;
  background-image: none;
}

/* ローディングアニメーション */
.loading-spinner {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
}

.loading-spinner.active {
  display: block;
}

/* 診断中の進捗表示 */
.assessment-timer {
  position: fixed;
  top: 80px;
  right: 20px;
  background-color: #fff;
  padding: 10px 20px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 100;
}

.assessment-timer .timer-value {
  font-size: 1.2rem;
  font-weight: bold;
  color: #fd7e14;
}

/* ツールチップ */
.tooltip-icon {
  display: inline-block;
  width: 20px;
  height: 20px;
  background-color: #fd7e14;
  color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 20px;
  font-size: 0.8rem;
  cursor: help;
  margin-left: 5px;
}

/* 診断結果ページ */
.result-details .score-chart {
  height: 300px;
  margin-bottom: 2rem;
}

.result-interpretation {
  background-color: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  margin-top: 1.5rem;
}

.result-interpretation h4 {
  color: #fd7e14;
  margin-bottom: 1rem;
}

/* 印刷時の対応 */
@media print {
  .navbar,
  #footer,
  .btn {
    display: none;
  }
  
  .assessment-section,
  .assessment-complete-section {
    padding: 0;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

.assessment-progress .progress {
  height: 20px;
  background-color: #f0f0f0;
  border-radius: 10px;
}

.assessment-progress .progress-bar {
  font-size: 0.9rem;
  font-weight: bold;
  line-height: 20px;
  border-radius: 10px;
}

/* フォームバリデーション用スタイル */
.is-invalid {
  border-color: #dc3545 !important;
}

.invalid-feedback {
  display: block;
  color: #dc3545;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.rate-limit-message {
  background-color: #fff3cd;
  border: 1px solid #ffeaa7;
  color: #856404;
  padding: 0.75rem;
  border-radius: 0.25rem;
  margin-bottom: 1rem;
}