/* Noto Serif系のWebフォントは各HTMLの<head>で読み込む(preconnect+link)。
   CSS内@importは読み込みが直列化しLCPを悪化させるため使わないこと。 */

:root {
  --red: #aa2924;
  --red-dark: #8e1f1b;
  --navy: #1d2951;
  --black: #000;
  --white: #fff;
  --muted: #60636c;
  --line: #e8e8e8;
  --heading: "Noto Serif JP", "Noto Serif KR", "Noto Serif SC", "Noto Serif", Georgia, serif;
  --body: Calibri, "Calibri Local", Arial, sans-serif;
}

@font-face {
  font-family: "Helvetica Neue";
  src: url("../fonts/subset-HelveticaNeue-Condensed.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Neue";
  src: url("../fonts/subset-HelveticaNeue-Condensed.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Neue";
  src: url("../fonts/subset-HelveticaNeue-CondensedBlack.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Neue Local";
  src: url("../fonts/subset-HelveticaNeue-Condensed.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Neue Local";
  src: url("../fonts/subset-HelveticaNeue-CondensedBlack.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Calibri Local";
  src: url("../fonts/subset-Calibri.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Calibri Local";
  src: url("../fonts/subset-Calibri-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: #090909;
  background: var(--white);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

/* キーボード操作時のフォーカスリングを常に可視化(WCAG 2.4.7) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
.button,
.kicker,
.menu-toggle,
.drawer a,

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-family: var(--heading);
}

.site-header {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 38px 2%;
  transition: background .25s ease, padding .25s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(0, 0, 0, .84);
  padding-block: 20px;
}

.site-header.is-open {
  background: transparent;
  padding: 38px 2%;
}

.site-header.is-open .brand {
  opacity: 0;
}

.site-header.is-open .menu-toggle {
  opacity: 0;
  pointer-events: none;
}

.brand img {
  width: 267px;
  height: auto;
}

.menu-toggle {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  border: 0;
  color: var(--white);
  background: transparent;
  cursor: pointer;
  font-size: 15px;
  font-weight: 900;
}

.menu-toggle i,
.menu-toggle i::before,
.menu-toggle i::after {
  display: block;
  width: 34px;
  height: 4px;
  border-radius: 999px;
  background: currentColor;
  content: "";
}

.menu-toggle i {
  position: relative;
}

.menu-toggle i::before,
.menu-toggle i::after {
  position: absolute;
  left: 0;
}

.menu-toggle i::before {
  top: -10px;
}

.menu-toggle i::after {
  top: 10px;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  visibility: hidden;
  display: flex;
  align-items: center;
  width: 25vw;
  min-width: 320px;
  max-width: 320px;
  padding: 0 32px;
  overflow-y: auto;
  background: var(--red);
  transform: translateX(100%);
  pointer-events: none;
  transition: transform .45s ease-in-out, visibility .45s;
}

.drawer.is-open {
  transform: translateX(0);
  pointer-events: auto;
  visibility: visible;
}

.menu-close {
  position: absolute;
  top: 60px;
  right: 28px;
  width: 28px;
  height: 28px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-close::before,
.menu-close::after {
  position: absolute;
  top: 50%;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--white);
  content: "";
}

.menu-close::before {
  transform: rotate(45deg);
}

.menu-close::after {
  transform: rotate(-45deg);
}

.drawer-menu {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 0;
}







.drawer a {
  color: var(--white);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.3;
  padding: 9px 0;
  border-bottom: 0;
  opacity: .92;
}

.drawer-contact {
  font-size: 18px;
  line-height: 1.3;
  padding: 12px 0;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: var(--black);
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 動画の上に暗めグラデーションを敷き、文字の可読性を保つ。
   上端はヘッダーの白ロゴ・白ナビ用に、下端は見出し用に濃くする */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, .5) 0%,
    rgba(0, 0, 0, .12) 24%,
    rgba(0, 0, 0, .1) 55%,
    rgba(0, 0, 0, .72) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  justify-content: flex-end;
  padding: 170px 2% 34px;
}

.hero h1 {
  max-width: 1000px;
  color: var(--white);
  font-family: var(--heading);
  font-size: 60px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, .42);
}

.hero-actions {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
  margin-top: 53px;
}

.button {
  display: inline-flex;
  min-width: 220px;
  min-height: 62px;
  align-items: center;
  justify-content: center;
  padding: 17px 25px;
  border: 0;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 1px;
  color: var(--white);
  background: var(--red);
  transition: background .2s ease, transform .2s ease;
}

.button:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

.button-white {
  color: var(--red);
  background: var(--white);
}

.button-white:hover {
  color: var(--white);
}

.section {
  width: min(80%, 1080px);
  margin: 0 auto;
  padding: clamp(72px, 10vw, 150px) 0;
}

section,
footer {
  scroll-margin-top: 96px;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 1.02fr);
  gap: clamp(48px, 7vw, 88px);
  row-gap: 0;
  align-items: start;
}

/* 見出し+キッカーは2カラムの上に全幅で置く(サイト標準の構成) */
.intro-head {
  grid-column: 1 / -1;
}

.intro-head h2,
.intro-copy h2,
.business h2 {
  color: var(--navy);
  font-size: 36px;
  line-height: 1.2;
  margin-bottom: 22px;
}

.kicker {
  color: var(--navy);
  font-size: 24px;
  font-weight: 300;
  line-height: 1.2;
  padding-bottom: 10px;
  margin-bottom: 15px;
}

.intro-copy p + p,
.intro-copy p + ul,
.business-copy p + .accordion,
.split-copy p + p,
.split-copy p + ul {
  margin-top: 22px;
}

ul {
  margin: 0;
  padding-left: 22px;
}

li + li {
  margin-top: 10px;
}

.intro .button {
  margin-top: 34px;
}

.video-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #111;
}

.video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.68);
}

.video-card button {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 92px;
  height: 92px;
  border: 7px solid var(--white);
  border-radius: 50%;
  background: rgba(255, 255, 255, .24);
  transform: translate(-50%, -50%);
  cursor: pointer;
}

.video-card button::after {
  position: absolute;
  top: 50%;
  left: 54%;
  width: 0;
  height: 0;
  border-top: 19px solid transparent;
  border-bottom: 19px solid transparent;
  border-left: 27px solid var(--white);
  transform: translate(-50%, -50%);
  content: "";
}

.split-band {
  display: grid;
  grid-template-columns: 25% 75%;
  min-height: 710px;
  color: var(--white);
  background: var(--red);
}


.split-copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 76px 64px 50px 31.2vw;
  background: url("../img/hokkaido.jpg") right center / auto 100% no-repeat var(--red);
}

.split-copy h2 {
  color: var(--white);
  font-size: 36px;
  line-height: 1.2;
  margin-bottom: 22px;
}

.split-copy .kicker {
  color: var(--white);
  margin-bottom: 0;
}

.split-copy .kicker + p {
  margin-top: 14px;
}

.split-copy .button {
  align-self: flex-start;
  margin-top: 42px;
}

.business {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .92fr);
  gap: clamp(36px, 6vw, 86px);
  align-items: start;
}

.globe {
  width: min(100%, 560px);
  justify-self: end;
}

.accordion {
  margin-top: 54px;
}

.accordion-item {
  border-bottom: 1px solid var(--line);
}

.accordion button {
  position: relative;
  display: block;
  width: 100%;
  padding: 27px 52px 27px 0;
  border: 0;
  color: var(--navy);
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-size: 24px;
  font-weight: 400;
  line-height: 1.2;
}

.accordion button::after {
  position: absolute;
  top: 50%;
  right: 2px;
  color: var(--navy);
  font-family: var(--body);
  font-size: 38px;
  font-weight: 400;
  line-height: 1;
  transform: translateY(-50%);
  content: "+";
}

.accordion-item.is-open button::after {
  content: "-";
}

.accordion-panel {
  display: none;
  padding: 20px 0 28px;
}

.accordion-item.is-open .accordion-panel {
  display: block;
}

.news {
  padding: clamp(78px, 10vw, 118px) clamp(24px, 5vw, 64px);
  color: var(--white);
  background: var(--black);
  text-align: center;
}


.news article {
  display: grid;
  align-content: start;
  justify-items: center;
}

.news time {
  color: var(--red);
  font-family: var(--heading);
  font-size: 20px;
  text-transform: uppercase;
}

.news h3 {
  margin-top: 14px;
  font-size: 30px;
  line-height: 1.2;
  color: var(--white);
}

.news article a {
  margin-top: 18px;
  color: var(--red);
  text-decoration: underline;
}



.footer {
  padding: clamp(74px, 9vw, 126px) clamp(24px, 5vw, 64px) 38px;
  color: #bdbdbd;
  background: var(--black);
}

.footer-cta {
  display: grid;
  grid-template-columns: minmax(220px, .75fr) minmax(0, 1.35fr);
  gap: 68px;
  align-items: center;
  width: min(100%, 1080px);
  margin: 0 auto 86px;
}

.footer-cta img {
  width: 300px;
}

.footer-cta h2 {
  color: var(--white);
  font-size: 48px;
  line-height: 1.2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 50px;
  width: min(100%, 1080px);
  margin: 0 auto;
}

.footer h3 {
  min-height: 44px;
  color: var(--white);
  font-size: 18px;
  line-height: 1.2;
}


.brochure-form label:first-child {
  position: relative;
  display: block;
  border-bottom: 1px solid rgba(255, 255, 255, .22);
}


.brochure-form span {
  display: block;
}


.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.check input {
  margin-top: 7px;
  accent-color: var(--red);
}

.footer-links a:hover,
.footer-bottom a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  width: min(100%, 1080px);
  margin: 54px auto 0;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, .2);
  font-size: 16px;
}

.footer-bottom span {
  display: inline-block;
  width: 1px;
  height: 16px;
  margin: 0 14px;
  vertical-align: middle;
  background: currentColor;
}

.sub-hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  padding: 170px 5% 92px;
  color: var(--white);
  background-image: linear-gradient(0deg, rgba(0, 0, 0, .76) 0%, rgba(0, 0, 0, .1) 100%), var(--sub-hero);
  background-position: center;
  background-size: cover;
}

.sub-hero h1 {
  max-width: 850px;
  color: var(--white);
  font-family: var(--heading);
  font-size: 48px;
}






.jump-card a::before {
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  content: "";
}


.page-section {
  width: min(80%, 1080px);
  margin: 0 auto;
  padding: clamp(72px, 8vw, 122px) 0;
}

.page-narrow {
  width: min(80%, 960px);
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .92fr);
  gap: clamp(42px, 7vw, 88px);
  align-items: start; /* サイト標準: 本文と画像は上端を揃える */
}

.page-copy h2,
.feature-heading h2 {
  color: var(--navy);
  font-size: 36px;
  margin-bottom: 26px;
}

.page-copy h3 {
  color: var(--navy);
  font-size: 30px;
  margin: 28px 0 12px;
}

.page-copy p + p,
.page-copy p + ul,
.page-copy ul + p {
  margin-top: 20px;
}

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

.red-feature {
  color: var(--white);
  background: var(--red);
}

.red-feature .page-section {
  padding-block: clamp(70px, 8vw, 118px);
}

.red-feature h2,
.red-feature h3 {
  color: var(--white);
}

.domain-grid,
.culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.domain-card,
.culture-card {
  background: #e8eff4;
  padding: 30px;
}

.domain-card {
  color: var(--white);
  background: var(--navy);
}

.domain-card:nth-child(even) {
  background: var(--red);
}

/* domains: card-as-tab, detail panel opens right below the card row */
.domain-tabs .domain-card {
  cursor: pointer;
  position: relative;
}

.domain-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 22px;
  padding: 11px 16px;
  font-family: var(--heading);
  font-size: 14px;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, .5);
  border-radius: 2px;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.domain-toggle::after {
  content: "+";
  font-size: 20px;
  line-height: 1;
}

.domain-card.is-active .domain-toggle::after {
  content: "−";
}

/* カードにホバー/選択でトグルが白く反転し、押せることを明示 */
.domain-tabs .domain-card:hover .domain-toggle,
.domain-card.is-active .domain-toggle {
  background: var(--white);
  border-color: var(--white);
  color: var(--navy);
}

.domain-card:nth-child(even):hover .domain-toggle,
.domain-card:nth-child(even).is-active .domain-toggle {
  color: var(--red);
}

.domain-card.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -20px;
  transform: translateX(-50%);
  border: 10px solid transparent;
  border-top-color: var(--navy);
}

.domain-card:nth-child(even).is-active::after {
  border-top-color: var(--red);
}

.domain-detail {
  margin-top: 20px;
  border: 1px solid #dde1e7;
  padding: 30px 34px;
}

.domain-detail[hidden] {
  display: none;
}

/* homeアコーディオン内の「詳しく見る」リンク */
.accordion-more {
  display: inline-block;
  margin-top: 14px;
  color: var(--red);
  font-family: var(--heading);
  font-size: 14px;
  letter-spacing: .6px;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.domain-detail-kicker {
  color: var(--red);
  font-family: var(--heading);
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: .8px;
  margin: 0 0 16px;
}

.domain-card h3,
.culture-card h3 {
  color: inherit;
  font-size: 24px;
  margin-bottom: 18px;
}

.news-list {
  display: flex;
  flex-direction: column;
  margin-top: 34px;
  /* カードに左右パディングを持たせつつ、日付は上の説明文と左端を揃える(負マージンで相殺) */
  margin-left: -24px;
  margin-right: -24px;
}

.news-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  column-gap: 28px;
  row-gap: 4px;
  padding: 16px 24px;
  border-bottom: 1px solid #dde1e7;
}

.news-list .news-card:first-child {
  border-top: 1px solid #dde1e7;
}

.news-card h3 {
  grid-column: 2;
  grid-row: 1;
  color: var(--navy);
  font-size: 22px;
  margin: 0 0 6px;
}

.news-card p {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
}

/* 本文つき記事: クリックでモーダル表示 */
.news-card-expandable {
  cursor: pointer;
}

.news-card-expandable:hover h3 {
  color: var(--red);
}

.news-more {
  grid-column: 2;
  grid-row: 3;
  justify-self: start;
  margin-top: 10px;
  color: var(--red);
  font-family: var(--heading);
  font-size: 13px;
  letter-spacing: .6px;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.news-full {
  display: none;
}

/* ---- 記事モーダル ---- */

.news-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.news-modal[hidden] {
  display: none;
}

.news-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(9, 9, 9, .62);
}

.news-modal-dialog {
  position: relative;
  background: var(--white);
  width: min(760px, 100%);
  max-height: min(82vh, 900px);
  overflow-y: auto;
  padding: clamp(28px, 5vw, 52px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}

.news-modal-close {
  position: sticky;
  top: 0;
  float: right;
  margin: -10px -10px 0 0;
  width: 40px;
  height: 40px;
  border: 0;
  background: var(--white);
  color: var(--navy);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

.news-modal-close:hover {
  color: var(--red);
}

.news-modal time {
  display: block;
  color: var(--red);
  font-family: var(--heading);
  font-size: 15px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.news-modal h2 {
  color: var(--navy);
  font-size: 26px;
  line-height: 1.4;
  margin: 0 0 22px;
}

.news-modal-content p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
}

.news-modal-content .news-photo {
  width: 100%;
  height: auto;
  display: block;
  margin: 0 0 22px;
  border-radius: 2px;
}

.news-modal-content .news-body-h {
  color: var(--navy);
  margin-top: 26px;
}

body.news-modal-open {
  overflow: hidden;
}

.news-card time {
  grid-column: 1;
  grid-row: 1;
  display: block;
  color: var(--red);
  font-family: var(--heading);
  font-size: 17px;
  text-transform: uppercase;
}

.contact-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 16px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid #cfd5dc;
  padding: 16px;
  font: inherit;
}

.contact-form textarea {
  min-height: 150px;
}

@media (max-width: 900px) {
  .jump-band,
  .two-col,
  .domain-grid,
  .culture-grid,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  /* モバイルは1カラム・ホバーなし。負マージンとパディングを戻して端に揃える */
  .news-list {
    margin-left: 0;
    margin-right: 0;
  }

  .news-card {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 16px 0;
  }

  .news-card time,
  .news-card h3,
  .news-card p,
  .news-card .news-more {
    grid-column: 1;
  }

  .news-card time { grid-row: 1; }
  .news-card h3 { grid-row: 2; }
  .news-card p { grid-row: 3; }
  .news-card .news-more { grid-row: 4; }

  /* 事業領域: モバイルではパネルがカード直下(グリッド内)に入るため余白を調整 */
  .domain-detail {
    margin-top: 0;
    padding: 24px 20px;
  }

  .jump-title {
    display: none;
  }
}

@media (max-width: 900px) {
  .intro,
  .split-band,
  .business,
  .footer-cta,
  .footer-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }

  .globe {
    justify-self: center;
    opacity: .92;
  }

  .news-grid {
    gap: 42px;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 22px 18px;
  }

  .brand img {
    width: 188px;
  }

  .menu-toggle span {
    display: none;
  }

  .drawer {
    width: calc(100vw - 25px);
    min-width: 0;
    max-width: none;
    padding: clamp(120px, 12vh, 250px) 11% 74px;
  }

  .menu-close {
    top: 54px;
    right: 54px;
    width: 38px;
    height: 38px;
  }

  .menu-close::before,
  .menu-close::after {
    width: 38px;
    height: 3px;
  }

  .drawer-menu {
    gap: 24px;
  }

  .drawer-group {
    gap: 16px;
  }
  .drawer-contact {
    font-size: 32px;
  }

  .drawer a {
    font-size: 30px;
  }

  .drawer-sub {
    gap: 18px;
    padding-left: 34px;
  }

  .hero-content {
    padding: 0 22px 34px;
  }

  .hero h1 {
    font-size: 48px;
  }

  .hero-actions {
    gap: 16px;
  }

  .button {
    width: 100%;
    min-width: 0;
  }

  .section {
    width: min(100% - 36px, 1140px);
  }

  .split-copy {
    padding: 48px 22px;
  }

  .footer {
    padding-inline: 22px;
  }
}

/* ---- IR & structural sections ---- */

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.pillar-card {
  background: #e8eff4;
  padding: 26px 24px;
}

.pillar-card h3 {
  color: var(--navy);
  font-size: 20px;
  margin: 0 0 10px;
}

.pillar-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: #3a3d46;
}

.timeline {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  border-left: 2px solid var(--line);
}

.timeline li {
  position: relative;
  padding: 0 0 30px 30px;
}

.timeline li:last-child {
  padding-bottom: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--red);
}

.timeline time {
  display: block;
  color: var(--red);
  font-family: var(--heading);
  font-size: 19px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.timeline p {
  margin: 0;
  max-width: 720px;
}

.leader-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 34px;
}

.leader-photo {
  aspect-ratio: 3 / 4;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #e8eff4;
  border: 1px dashed #c9ccd4;
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 18px;
}

.leader-card h3 {
  color: var(--navy);
  font-size: 24px;
  margin: 0 0 6px;
}

.leader-card .role {
  color: var(--red);
  font-family: var(--heading);
  font-size: 17px;
  text-transform: uppercase;
  margin: 0 0 12px;
}

.leader-card p {
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
}

.leader-spotlight {
  margin-top: 44px;
}

.leader-spotlight .role {
  color: var(--red);
  font-family: var(--heading);
  font-size: 17px;
  text-transform: uppercase;
  margin: 0 0 14px;
}

.leader-spotlight .page-image {
  border-radius: 2px;
}

/* 仮置き・確認待ちの注意書き。本番前に必ず解消するものなので、原色の赤で目立たせる */
.placeholder-note {
  border: 1px dashed #f00;
  padding: 16px 20px;
  color: #f00;
  font-size: 14px;
  line-height: 1.6;
  margin-top: 30px;
}

/* ---- KPIハイライト(数値は会社確認後に差し替え) ---- */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 34px;
}

.stat-card {
  border-top: 2px solid var(--navy);
  padding-top: 18px;
}

.stat-value {
  display: block;
  color: var(--navy);
  font-family: var(--heading);
  font-size: 46px;
  line-height: 1.1;
  margin-bottom: 10px;
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}





.share-table {
  width: 100%;
  max-width: 760px;
  border-collapse: collapse;
  margin-top: 30px;
}

.share-table th,
.share-table td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  vertical-align: top;
}

.share-table th {
  width: 38%;
  color: var(--navy);
  font-family: var(--heading);
  text-transform: uppercase;
  font-weight: 400;
  font-size: 17px;
}

.filing-list {
  margin-top: 30px;
  border-top: 1px solid var(--line);
  max-width: 760px;
}

.filing-list a {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
  color: #090909;
  text-decoration: none;
}

.filing-list a span:last-child {
  color: var(--red);
  font-family: var(--heading);
  text-transform: uppercase;
  font-size: 16px;
  white-space: nowrap;
}

.disclaimer {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding-top: 22px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  max-width: 960px;
}

.disclaimer p {
  margin: 0 0 12px;
}

@media (max-width: 900px) {
  .pillar-grid,
  .leader-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- icon badges (for white-on-transparent source icons) ---- */

.icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
  background: var(--navy);
}

.icon-badge img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}


.pillar-card img.icon-plain,
.domain-card img.icon-plain {
  margin-bottom: 14px;
}

.lead-photo {
  width: 100%;
  display: block;
  margin-bottom: 26px;
}

/* ---- header nav (desktop) ---- */

.header-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.header-nav a {
  color: var(--white);
  font-family: var(--heading);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: .5px;
  text-transform: uppercase;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  opacity: .92;
  transition: opacity .2s ease, border-color .2s ease;
}

.header-nav a:hover {
  opacity: 1;
}

.header-nav a.is-current {
  opacity: 1;
  border-bottom-color: var(--red);
}

@media (max-width: 1200px) {
  .header-nav { gap: 18px; }
  .header-nav a { font-size: 14px; }
  .brand img { width: 200px; }
}

@media (min-width: 901px) {
  .menu-toggle,
  .drawer { display: none; }
}

@media (max-width: 900px) {
  .header-nav { display: none; }
}

/* ---- responsive grid column helpers ---- */

.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }

.photo-grid { gap: 10px; }

.lead-photo {
  max-height: 460px;
  object-fit: cover;
}

@media (max-width: 900px) {
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
  .photo-grid.cols-2, .photo-grid.cols-3, .photo-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}

/* ---- language switcher ---- */

.lang-switch {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: 34px;
  padding-left: 22px;
  border-left: 1px solid rgba(255, 255, 255, .35);
}

.lang-switch a,
.lang-switch .is-current {
  color: var(--white);
  font-size: 13px;
  letter-spacing: .5px;
  opacity: .6;
  white-space: nowrap;
  transition: opacity .2s ease;
}

.lang-switch a:hover {
  opacity: 1;
}

/* 現在言語は非リンク(span)。太字+赤下線でアクティブを明示 */
.lang-switch .is-current {
  opacity: 1;
  font-weight: 700;
  border-bottom: 2px solid var(--red);
  padding-bottom: 2px;
}

.drawer .lang-switch {
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-left: 0;
  border-top: 1px solid rgba(255, 255, 255, .35);
}

.drawer .lang-switch a {
  font-size: 15px;
}

@media (max-width: 1200px) {
  .lang-switch { margin-left: 20px; padding-left: 14px; gap: 10px; }
}

@media (max-width: 900px) {
  .site-header > .lang-switch { display: none; }
}

/* ---- scroll reveal ---- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---- hover micro-interactions ---- */

.pillar-card,
.domain-card,
.culture-card,
.news-card,
.leader-card {
  transition: transform .25s ease, box-shadow .25s ease;
}

.pillar-card:hover,
.culture-card:hover,
.news-card:hover,
.leader-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(29, 41, 81, .10);
}

.domain-tabs .domain-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(29, 41, 81, .22);
}

/* ---- concept diagrams (inline SVG) ---- */

.concept-diagram {
  width: 100%;
  display: block;
}

.diagram-frame {
  border: 1px solid var(--line);
  padding: 30px 26px 22px;
  background: var(--white);
}

.diagram-frame .diagram-kicker {
  font-family: var(--heading);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 18px;
}

.cols-1 { grid-template-columns: 1fr; }

/* ---- icon + subheading rows ---- */

.icon-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 30px 0 14px;
}

.icon-head img {
  width: 34px;
  height: 34px;
  object-fit: contain;
  flex: none;
}

.icon-head span,
.icon-head h3 {
  font-family: var(--heading);
  font-weight: 900;
  text-transform: uppercase;
  font-size: 21px;
  letter-spacing: .4px;
  color: var(--navy);
  margin: 0;
}

.pillar-card .icon-head {
  margin: 0 0 12px;
}

.accordion-panel .icon-head:first-of-type {
  margin-top: 6px;
}

.accordion-panel p:has(> strong:only-child) {
  font-family: var(--heading);
  font-weight: 900;
  text-transform: uppercase;
  font-size: 19px;
  letter-spacing: .4px;
  color: var(--navy);
  margin: 26px 0 10px;
}

/* ---- key areas: map + media cards ---- */






.map-pin circle,
.map-pin text {
  transition: transform .25s ease;
  transform-box: fill-box;
  transform-origin: center;
}

.map-pin.is-active .pin-dot {
  transform: scale(1.7);
}

.map-pin.is-active .pin-label {
  fill: #aa2924;
}

@media (max-width: 640px) {
  .area-card { flex-direction: column; align-items: stretch; }
  .area-card img { width: 100%; aspect-ratio: 3 / 2; }
}


/* ---- footer: 2-line tagline + sitemap ---- */

.footer-cta h2 {
  font-size: clamp(20px, 3.4vw, 40px);
}

.footer-cta h2 span {
  display: block;
  white-space: nowrap;
}

.footer-grid {
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.footer-grid h3 a {
  color: inherit;
}

.footer-grid h3 a:hover {
  color: #ffffffcc;
}

.footer-links a {
  font-size: 15px;
  padding: 4px 0;
  opacity: .8;
  transition: opacity .2s ease;
}

.footer-links a:hover {
  opacity: 1;
}

/* ---- key areas: scroll story ---- */

.area-story {
  position: relative;
}

.area-story .feature-heading {
  width: min(80%, 1080px);
  margin: 0 auto;
  padding: 0 0 44px;
}

.area-panel {
  position: sticky;
  top: 0;
  overflow: hidden;
  min-height: 100svh;
  display: flex;
  align-items: flex-start;
  background-size: cover;
  background-position: center;
}

.area-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, .66) 0%, rgba(0, 0, 0, .18) 55%, rgba(0, 0, 0, .30) 100%);
}

.area-panel-inner {
  position: relative;
  width: min(80%, 1080px);
  margin: 0 auto;
  padding: 130px 0 0;
  color: var(--white);
}

.area-num {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--heading);
  font-weight: 900;
  font-size: 15px;
  letter-spacing: 3px;
  margin-bottom: 14px;
}

.area-num::before {
  content: "";
  width: 34px;
  height: 3px;
  background: var(--red);
}

.area-panel-inner h3 {
  font-size: clamp(28px, 3.2vw, 46px);
  color: var(--white);
  margin-bottom: 16px;
  text-shadow: 0 3px 16px rgba(0, 0, 0, .4);
}

.area-panel-inner p {
  max-width: 640px;
  font-size: 15.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, .94);
}

.area-story-map {
  position: fixed;
  right: 24px;
  top: 96px;
  transform: scale(.95);
  width: 216px;
  background: none;
  border: 0;
  padding: 0;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, .45));
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s ease, transform .35s ease;
  z-index: 40;
}

.area-story-map.is-on {
  opacity: 1;
  transform: scale(1);
}


.area-story-map .pin-dot {
  fill: rgba(255, 255, 255, .55);
  transition: fill .3s ease;
}

.area-story-map .pin-pulse {
  visibility: hidden;
}

.area-story-map .pin-label {
  fill: rgba(255, 255, 255, .55);
  transition: fill .3s ease;
}

.area-story-map .map-pin.is-active .pin-dot {
  fill: #d4382f;
  stroke: #fff;
  stroke-width: 1.5;
}

.area-story-map .map-pin.is-active .pin-label {
  fill: #fff;
}

.area-story-map .map-pin.is-active .pin-pulse {
  visibility: visible;
}

@media (max-width: 1280px) {
  .area-story-map { width: 176px; }
}

@media (max-width: 760px) {
  .area-story-map { display: none; }
}

@media (max-width: 640px) {
  .area-panel { min-height: 100svh; }
}

.area-panel-inner {
  will-change: opacity, transform;
}

/* ---- split band: 50/50 + slideshow ---- */

.split-band {
  grid-template-columns: 1fr 1fr;
}

.split-copy {
  padding: clamp(48px, 6vw, 90px) clamp(28px, 5vw, 72px);
  background: var(--red);
}

.band-slideshow {
  position: relative;
  overflow: hidden;
  min-height: 640px;
}

.band-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.1s ease;
}

.band-slide.is-active {
  opacity: 1;
}

.band-caption {
  position: absolute;
  left: 26px;
  bottom: 22px;
  z-index: 2;
  color: var(--white);
  font-family: var(--heading);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 2.5px;
  padding: 9px 16px;
  background: rgba(0, 0, 0, .5);
}

@media (max-width: 900px) {
  .band-slideshow { min-height: 400px; }
}

/* ---- mobile overrides (must stay at end of file: fixes cascade of earlier patches) ---- */

@media (max-width: 900px) {
  .footer-grid,
  .split-band {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .split-copy {
    padding: 48px 22px;
  }

  /* スマホではヒーロー見出しを縮小(48pxだと7行ほど折り返すため。約3行に収める) */
  .hero h1 {
    font-size: 30px;
    line-height: 1.35;
  }

  /* PC用の<br>を無効化。スマホでは自然に折り返させて行数を抑える */
  .hero h1 br {
    display: none;
  }
}

@media (max-width: 380px) {
  .hero h1 {
    font-size: 27px;
  }
}


/* ---- sentence-case headings (long, sentence-style) ---- */

.no-caps {
  text-transform: none;
  letter-spacing: .2px;
}

/* (旧Ken Burnsスライドショーは動画ヒーローへの置換で廃止) */


/* ---- お問い合わせフォームのハニーポット ----
   機械的な連投を弾くための入力欄。人間には見せない。
   display:none だとボットに無視されやすいので画面外へ逃がす。
   .contact-form はgridなので、absoluteでレイアウトから外す。 */

.form-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}