/* Reset CSS */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
    display: block;
}
body {
    line-height: 1;
}
ol, ul {
    list-style: none;
}
blockquote, q {
    quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
    content: '';
    content: none;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}

header {
    background-color: #0095d9;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 32px;
    height: 64px;
    font-weight: bold;
}
.logo {
    font-weight: bold;
    font-size: 18px;
}

nav ul {
    display: flex;
    gap: 24px;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    font-size: 15px;
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 200px;
    height: 50px;

    font-size: 20px;
    font-weight: bold;
    color: #000000;          /* 文字色 */
    text-decoration: none;
    text-align: center;

    border-radius: 15px;
    background-color: #ffffff;  /* ボタンの色 */
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.language-selector {
    font-size: 14px;
}

.mv {
    background-color: #F9FAFB;
    padding: 96px 155px;
}

.mv-container h1 {
    font-size: 52px;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 24px;
}

.mv-container p {
    font-size: 18px;
    line-height: 1.5;
}

.business {
    padding: 60px 0;
}

.business-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.section-title {
    text-align: center;
}

.section-title h2 {
    font-size: 56px;
    font-weight: bold;
}

.section-title p {
    font-size: 20px;
}

.business-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 65px;
}

.business-image img {
    width: 369px;
    height: 404px;
    background-color: #D9D9D9;
}

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

.business-text h3 {
    font-size: 40px;
    font-weight: normal;
    line-height: 1.6;
}

.business-text p {
    font-size: 18px;
    line-height: 1.5;
}

.button-wrapper {
    display: flex;
    justify-content: center;  /* 横方向中央揃え */
    align-items: center;      /* 縦方向中央揃え（必要に応じて） */
    padding: 20px 0;          /* 上下余白 */
}

.view-more-button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 280px;
    height: 80px;

    font-size: 30px;
    font-weight: bold;
    color: #ffffff;          /* 文字色は白 */
    text-decoration: none;
    text-align: center;

    border-radius: 15px;
    background-color: #0095d9;  /* ボタンの色 */
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.view-more-button:hover {
    transform: translateY(-5px);               /* 浮き上がるアニメーション */
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
    background-color: #374151;                 /* ホバー時に少し濃く */
    cursor: pointer;
}

.reasons {
    padding: 88px 0;
}

.reasons-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.reasons-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
    padding: 0 100px 100px;
}

.reason-card {
    display: flex;
    width: 84%;
    gap: 40px;
    align-items: center;
}

.reason-image {
    width: 448px;
    height: 299px;
    background-color: #D9D9D9;
    margin-left: 220px;
    flex-shrink: 0;
}

.reason-text {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.reason-text h4 {
    font-size: 24px;
    font-weight: bold;
}

.reason-text p {
    font-size: 20px;
    line-height: 1.4;
    font-weight: 300;
}

.sustainability {
    padding: 0 100px;
}

.sustainability-container {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.sustainability-content {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.sustainability-content h3 {
    font-size: 30px;
    font-weight: bold;
    line-height: 1.4;
}

.sustainability-content p {
    font-size: 16px;
    line-height: 1.5;
}

.recruit {
    background-color: #E8E8E8;
    padding: 40px 0;
}

.recruit-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.recruit-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    border: 1px solid #000;
    padding: 40px;
    width: 1000px;
    height: 200px;
    justify-content: center;
    border-radius: 15px;   /* 角丸 */
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.recruit-content h4 {
    font-size: 36px;
    font-weight: bold;
    line-height: 1.6;
    text-align: center;
}

.news {
    padding: 80px 0;
}

.news-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.news-list {
    display: flex;
    flex-direction: column;
    font-size: 18px;   /* 全体の文字サイズ */
    line-height: 1.6;  /* 行間を広げて読みやすく */
}

.news-item {
    display: flex;
    gap: 4px;
    padding: 16px 0;
    border-bottom: 1px solid #E5E7EB;
    width: 1110px;
    justify-content: space-between;
}

.news-date {
    font-size: 200px;
}

.news-title {
    font-size: 18px;
    font-weight: bold;
}

.contact {
    background-color: #1F2937;
    color: #fff;
    padding: 160px 0;
}

.contact-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.contact .section-title p {
    color: #fff;
}

.contact-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}

.contact-content p {
    font-size: 18px;
    line-height: 1.5;
}

.contact-content .contact-button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 280px;
    height: 80px;

    font-size: 30px;
    font-weight: bold;
    color: #000000;          /* 文字色 */
    text-decoration: none;
    text-align: center;

    border-radius: 15px;
    background-color: #ffffff;  /* ボタンの色 */
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.contact-content .contact-button:hover {
    transform: translateY(-5px);               /* 浮き上がるアニメーション */
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
    background-color: #99dcf9;                 /* ホバー時の色 */
    cursor: pointer;
}

footer {
    background-color: #0095d9;
    color: #fff;
    padding: 60px 10px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 1200px;
    margin: 0 auto;
}

.footer-logo img {
    width: 300px;
    height: 40px;
}

.footer-nav {
    display: flex;
    gap: 100px;
}

.footer-nav-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer-nav-column a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    font-weight: bold;
}

.about-us {
    padding: 68px 0;
 background-color: #F0F0F0;
}

.about-us-container {
    width: 1000px;
    margin: 0 auto;
}

.about-us-container h2 {
    font-size: 40px;
    font-weight: bold;
    line-height: 0.8;
}

.about-us-container p {
    font-size: 16px;
}

.mission {
    padding: 81.69px 0;
    text-align: center;
}

.mission-statement {
    font-size: 48px;
    font-weight: bold;
    line-height: 1.58;
    color: #555555;
}

.vision {
    background-color: #F0F0F0;
    padding: 120px 0;
}

.vision-container {
    width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.vision-content {
    display: flex;
    justify-content: space-between;
    gap: 71px;
}

.vision-text {
    display: flex;
    flex-direction: column;
    gap: 32px;
    width: 439px;
}

.vision-text h3 {
    font-size: 30px;
    font-weight: bold;
    line-height: 1.2;
}

.vision-subtext {
    font-size: 24px;
    font-weight: bold;
    line-height: 1.66;
    color: #666666;
}

.vision-text p {
    font-size: 16px;
    line-height: 1.5;
}

.vision-image {
    width: 420px;
    height: 500px;
    background-color: #D9D9D9;
}

.value {
    padding: 80px 0;
}

.value-container {
    width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.value-grid {
    display: flex;
    justify-content: space-between;
}

.value-card {
    width: 240px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
}

.value-number {
    font-size: 30px !important;
    font-weight: bold;
    color: #999999;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.value-card h4 {
    font-size: 30px;
    font-weight: bold;
}

.value-card p {
    font-size: 16px;
    line-height: 1.5;
    color: #999999;
}

.message {
    background-color: #F0F0F0;
    padding: 120px 0;
}

.message-container {
    width: 1203px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.message-content {
    display: flex;
    gap: 40px;
}

.message-image {
    width: 316px;
    height: 740px;
    background-color: #D9D9D9;
}

.message-text {
    display: flex;
    flex-direction: column;
    gap: 32px;
    width: 747px;
}

.message-text h3 {
    font-size: 38px;
    font-weight: bold;
    line-height: 1.52;
    color: #555555;
}

.message-text p {
    font-size: 16px;
    line-height: 1.75;
}

.message-signature {
    text-align: right;
    font-weight: bold;
}

.company-profile {
    padding: 40px 0;
}

.company-profile-container {
    width: 850px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.profile-table {
    display: flex;
    flex-direction: column;
}

.profile-row {
    display: flex;
    border-bottom: 1px solid #D3D3D3;
}

.profile-header {
    width: 180px;
    padding: 20px 10px;
    font-weight: bold;
}

.profile-data {
    padding: 20px 10px;
}

.branch-offices {
    padding: 72px 0;
}

.branch-offices-container {
    width: 793px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 72px;
}

.offices-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.office-card {
    display: flex;
    gap: 30px;
}

.office-image {
    width: 369px;
    height: 257px;
    background-color: #D9D9D9;
}

.office-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.office-info h4 {
    font-size: 30px;
    font-weight: 600;
}

.office-info p {
    font-size: 20px;
    line-height: 1.4;
}

.history {
    padding: 80px 0;
}

.history-container {
    width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.history-item {
    display: flex;
    gap: 40px;
    padding: 20px 0;
    border-bottom: 1px solid #CDCDCD;
}

.history-year {
    font-weight: bold;
}

.strengths-intro {
    padding: 40px 0;
    text-align: center;
}

.strengths-intro-container h3 {
    font-size: 48px;
    font-weight: bold;
    line-height: 1.58;
    color: #555555;
    margin-bottom: 40px;
}

.strengths-intro-container p {
    font-size: 16px;
    line-height: 1.875;
}

.strengths-list {
    padding: 60px 0;
}

.strengths-list-container {
    width: 1440px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 60px;
}

.strengths-list-container h4 {
    font-size: 50px;
    font-weight: bold;
    color: #000000;
}

.strength-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.4);
    width: 870px;
}

.strength-card:nth-child(odd) {
    flex-direction: row-reverse;
    background-color: #F3F4F6;
}

.strength-number {
    font-family: 'Arial', 'Helvetica', sans-serif;
    font-size: 88px;
    font-weight: bold;
    color: transparent;
    -webkit-text-stroke: 2px #000066;
}

.strength-text {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.strength-text h5 {
    font-size: 28px;
    font-weight: bold;
}

.strength-text p {
    font-size: 16px;
    line-height: 1.8;
}


/* 画像の基本スタイル */
.strength-card-image {
    width: 100%; /* 例: 画像の幅 */
    max-width: 400px;  /* 最大幅を指定（必要に応じて調整） */
    height: auto; /* 高さは自動調整 */
    object-fit: cover; /* 画像の比率を保ちつつコンテナにフィット */
    border-radius: 8px; /* 角を丸くする */
}

/* 奇数番目のカードで画像の配置を調整する場合 */
.strength-card:nth-child(odd) .strength-card-image {
    /* 必要に応じて調整（flex-direction: row-reverse; に合わせて） */
    order: 2; /* strength-text より右に置く場合 */
}
/* 逆に、偶数番目でもっと番号の横に近付けたい場合など */
.strength-card:nth-child(even) .strength-card-image {
    order: 1; /* strength-number の次に置く場合 */
}


.technology-intro {
    padding: 40px 0;
    text-align: center;
}

.technology-intro-container h3 {
    font-size: 48px;
    font-weight: bold;
    line-height: 1.58;
    color: #555555;
    margin-bottom: 40px;
}

.technology-intro-container p {
    font-size: 16px;
    line-height: 1.875;
}

.technology-list {
    padding: 60px 0;
}

.technology-list-container {
    width: 1267px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 60px;
}

.technology-list-container h4 {
    font-size: 32px;
    font-weight: bold;
    color: #555555;
}

.technology-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background-color: #F3F4F6;
    width: 1070px;
}

.technology-image-left {
    order: 0;
    margin-right: 20px;
}

.technology-image-right {
    order: 1;
    margin-left: 20px;
}

.technology-image {
    width: 400px;
    height: 220px;
    object-fit: cover;
    border-radius: 8px; /* 角を丸くする */
}

.technology-text {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.technology-text h5 {
    font-size: 28px;
    font-weight: bold;
}

.technology-text p {
    font-size: 16px;
    line-height: 1.8;
}

.qcds {
    padding: 40px 0;
}

.qcds-container {
    width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.qcds-container h4 {
    font-size: 32px;
    font-weight: bold;
    color: #555555;
}

.qcds-grid {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.qcds-card {
    display: flex;
    gap: 40px;
    border-bottom: 1px solid #F4F4F4;
    padding: 20px 0;
}

.qcds-header {
    width: 250px;
    background-color: #F4F4F4;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.qcds-header h5 {
    font-size: 32px;
    font-weight: 600;
}

.qcds-header p {
    font-size: 24px
    font-weight: bold;
}

.qcds-card p {
    font-size: 16px;
    line-height: 1.8;
}

.news-page {
    padding: 68px 0;
}

.news-page-container {
    width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.news-filter {
    display: flex;
    gap: 20px;
}

.filter-button {
    padding: 6px 10px;
    border: 1px solid #666;
    background-color: #fff;
    cursor: pointer;
}

.filter-button.active {
    background-color: #666;
    color: #fff;
}

.news-list-full {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
    font-size: 18px;
    line-height: 1.6;
}
.news-item-full {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-item-header {
    display: flex;
    align-items: center;
    gap: 16px;
}

.news-date {
    font-size: 12px;
    font-weight: 600;
    color: #666;
}

.news-category {
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    background-color: #666;
    padding: 2px 4px;
}

.news-title {
    font-size: 18px;
    font-weight: 600;
}

.news-excerpt {
    font-size: 14px;
    line-height: 1.7;
}

.news-divider {
    border: none;
    border-top: 1px dashed #ccc;
    margin: 16px 0;
}

.pagination {
    display: flex;
    gap: 8px;
}

.page-number, .page-arrow {
    width: 32px;
    height: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #555;
    color: #fff;
    text-decoration: none;
    border-radius: 10px;
}

.page-number.active {
    background-color: #333;
}

.news-detail-page {
    padding: 68px 0;
}

.news-detail-container {
    width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.news-article {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.article-title {
    font-size: 26px;
    font-weight: 600;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
}

.article-content {
    font-size: 16px;
    line-height: 2;
}

.article-image-large {
    width: 508px;
    height: 321px;
    background-color: #D9D9D9;
    margin: 16px 0;
}

.article-image-group {
    display: flex;
    gap: 16px;
    margin: 16px 0;
}

.article-image-small {
    width: 320px;
    height: 240px;
    background-color: #D9D9D9;
}

.back-to-list-button {
    background-color: #4B5563;
    color: #fff;
    padding: 12px 24px;
    text-decoration: none;
    font-size: 16px;
}

.contact-page {
    padding: 68px 0;
}

.contact-page-container {
    width: 850px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.contact-intro {
    text-align: center;
}

.contact-intro h3 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-intro p {
    font-size: 16px;
    line-height: 1.875;
}

.contact-form {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  padding: 60px;
  background-color: #f1f1f1;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* フォームグループ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 16px;
  font-weight: 600;
}

.form-group .required {
  font-size: 12px;
  margin-left: 4px;
  color: red;
}

/* 入力欄・テキストエリア・セレクト */
.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 18px 20px;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  box-sizing: border-box;
}

/* プライバシーポリシー（横並び中央） */
.form-group.privacy-policy {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  text-align: center;
}

.radio-group, .checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.file-attach-button {
    width: 130px;
    padding: 10px 22px;
    border: 1px solid #000;
    background-color: #fff;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 8px;
}

/* 送信ボタン */
.submit-button {
    width: 320px;
    padding: 17px 0;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    align-self: center;
    text-align: center;
}

.submit-button:hover {
    background-color: #005fa3;             /* ホバー時の濃い青 */
    transform: translateY(-3px);           /* 少し浮き上がる */
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.25); /* ホバー時に影を強く */
}

.submit-button:active {
    transform: translateY(0);              /* クリック時は元の位置に戻す */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.15); /* 影も戻す */
}


.privacy-policy-page {
    padding: 68px 0;
}

.privacy-policy-container {
    width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.policy-content {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.policy-content h3 {
    font-size: 24px;
    font-weight: 700;
    color: #555;
}

.policy-content p {
    font-size: 16px;
    line-height: 1.875;
}

.revision-date {
    text-align: right;
}

.contact-thanks-page {
    padding: 68px 0;
}

.contact-thanks-container {
    width: 850px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.thanks-message {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.thanks-message h3 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.58;
}

.thanks-message p {
    font-size: 16px;
    line-height: 1.875;
}

.back-to-top-button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 280px;
    height: 80px;

    font-size: 30px;
    font-weight: bold;
    color: #ffffff;          /* 文字色は白 */
    text-decoration: none;
    text-align: center;

    border-radius: 15px;
    background-color: #0095d9;  /* ボタンの色 */
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.back-to-top-button:hover {
    transform: translateY(-5px);               /* 浮き上がるアニメーション */
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
    background-color: #374151;                 /* ホバー時に少し濃く */
    cursor: pointer;
}

.sustainability-page {
    padding: 68px 0;
}

.sustainability-container {
    width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.sustainability-intro {
    text-align: center;
}

.sustainability-intro h3 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
}

.sustainability-intro p {
    font-size: 18px;
    line-height: 1.5;
}

.sdgs-declaration {
    margin-top: 40px;
    padding: 32px;
    background-color: #f0f0f0;
}

.sdgs-declaration h4 {
    font-size: 25px;
    font-weight: 700;
    margin-bottom: 16px;
}


.materiality {
    width: 100%;
    text-align: center;
}

.materiality h3 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 40px;
}

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

.materiality-card {
    padding: 24px;
    box-shadow: 0 0 6px rgba(0,0,0,0.25);
}

.materiality-card img {
    width: 100%;
    height: 280px;
    background-color: #f0f0f0;
    margin-bottom: 16px;f
}

.materiality-card h4 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.materiality-card p {
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 16px;
}

.sdgs-icons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.sdgs-icons img {
    width: 90px;
    height: 90px;
}

.stakeholder-message {
    text-align: center;
}

.stakeholder-message h4 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
}

.stakeholder-message p {
    font-size: 24px;
    line-height: 1.2;
}

/* unit-solution.html */
.service-intro {
    padding: 60px 0;
    text-align: center;
}

.service-intro .service-en {
    font-size: 40px;
    font-weight: bold;
}

.service-intro h2 {
    font-size: 16px;
}

.unit-coordination {
    font-size: 48px;
    line-height: 1.58;
    margin-bottom: 40px;
    text-align: center;
}

.unit-coordination h2 {
    font-size: 48px;
    font-weight: bold;
    line-height: 1.58;
    color: #555555;
    margin-bottom: 40px;
}

.unit-coordination p {
    font-size: 16px;
    line-height: 1.875;
}

.unit-flow {
    padding: 60px 0;
    text-align: center;
}

.unit-flow h3 {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 40px;
}

.flow-diagram {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.flow-item {
    width: 210px;
    height: 210px;
    border: 8px solid #E3E3E3;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 30px;
    font-weight: bold;
    text-align: center;
}

.flow-item:nth-child(1) {
    background-color: #4d4d4d;
    color: #fff;
}

.flow-item:nth-child(3) {
    background-color: #737373;
    color: #f2f2f2;
}

.flow-item:nth-child(5) {
    background-color: #9D9D9D;
    color: #f0f0f0;
}

.flow-item:nth-child(7) {
    background-color: #C7C7C7;
    color: #666;
}

.flow-item:nth-child(9) {
    background-color: #FFFFFF;
    color: #333;
}

.flow-arrow {
    font-size: 32px;
}

.unit-merits {
    padding: 60px 0;
}

.unit-merits h3 {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
}

.merits-table {
    width: 1000px;
    margin: 0 auto;
    border-collapse: collapse;
}

.merits-table th, .merits-table td {
    border: 1px solid #F6F6F6;
    padding: 20px;
    text-align: left;
}

.merits-table th {
    background-color: #E1E1E1;
    font-size: 20px;
    font-weight: bold;
}

.merits-table td {
    font-size: 16px;
}

.unit-cases {
    padding: 60px 0;
}

.unit-cases h3 {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    width: 1000px;
    margin: 0 auto;
}

.case-item h4 {
    font-size: 30px;
    font-weight: bold;
    background-color: #1A1A1A;
    color: #fff;
    padding: 5px 30px;
    text-align: center;
    margin-bottom: 24px;
}

.before-after {
    display: flex;
    gap: 40px;
}

.before, .after {
    width: 480px;
    padding: 20px;
}

.before {
    background-color: #BFBFBF;
}

.after {
    background-color: #F7F7F7;
}

.before h5, .after h5 {
    font-size: 100px;
    font-weight: bold;
    opacity: 0.1;
}

.before h5 {
    color: blue;
}

.after h5 {
    color: red;
}

.before ul, .after ul {
    list-style: none;
    padding: 0;
}

.before li, .after li {
    font-size: 20px;
    line-height: 1.6;
}

.faq {
    padding: 60px 0;
}

.faq h3 {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
}

.faq-list {
    width: 1000px;
    margin: 0 auto;
}

.faq-list dt {
    font-size: 16px;
    font-weight: bold;
    padding-bottom: 28px;
    border-bottom: 1px solid #9E9E9E;
}

.faq-list dd {
    font-size: 16px;
    padding: 28px 0 30px;
}

/* Main Visual */
.main-visual{
    position: relative;
    height: 800px;
    background-color: #F9FAFB;
    /* 動画を背景に配置するためのスタイル */
    overflow: hidden; /* コンテンツがはみ出さないように */
}

.main-visual-video{
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: 1;
    transform: translate(-50%, -50%);
    background-size: cover;
}


.main-visual-content{
    position: absolute;
    top: 223px;
    left: 80px;
 /*   color: #000000; */
    z-index: 2; /* 動画の上に表示 */
    color: #FFFFFF; /* テキストの色を白に変更して動画の上で見やすくする */
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5); /* テキストに影を追加 */
}

.main-visual h1{
    font-size: 64px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 40px;
}

.main-visual p{
    font-size: 20px;
    line-height: 1.2;
}


.image-container-message {
    text-align: center; /* 画像を中央に配置 */
}

.companys-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap; /* 画面が狭くなったら折り返し */
    gap: 20px;       /* ボタン間の余白 */
    padding: 20px 0;
}

.companys-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 280px;
    height: 80px;
    
    font-size: 30px;
    font-weight: bold;
    color: #ffffff;
    text-decoration: none;
    text-align: center;
    
    border-radius: 15px;
    background: linear-gradient(135deg, #4a90e2, #9013fe);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.companys-links a:hover {
    transform: translateY(-5px);               /* 浮き上がるアニメーション */
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
    background-color: #374151;                 /* ホバー時に少し濃く */
    cursor: pointer;
}

/* Sitemap Page */
.sitemap-container {
    padding: 80px 100px;
}

.sitemap-list {
    list-style: disc;
    padding-left: 150px;
}

.sitemap-list li {
    margin-bottom: 20px;
}

.sitemap-list a {
    font-size: 20px;
    text-decoration: none;
    color: #000;
}

.sitemap-list ul {
    list-style: disc;
    padding-left: 40px;
    margin-top: 10px;
}

.sitemap-list ul li {
    margin-bottom: 10px;
}

.sitemap-list ul a {
    font-size: 15px;
}