:root {
  --navy: #0c1e62;
  --navy-2: #102978;
  --ink: #11131a;
  --muted: #606570;
  --line: #d9dce3;
  --pale: #f2f4f8;
  --blue-pale: #e9eef8;
  --white: #fff;
  --max: 1160px;
  --ease: cubic-bezier(.22,1,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", sans-serif;
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
:focus-visible { outline: 2px solid var(--navy); outline-offset: 4px; }
.section[id] { scroll-margin-top: 96px; }  /* 2026-09-25 固定ヘッダーぶんを70→96pxに */

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 1000;
  padding: 8px 14px;
  color: #fff;
  background: var(--navy);
  transform: translateY(-160%);
}
.skip-link:focus { transform: none; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: 82px;
  display: flex;
  align-items: center;
  padding: 0 clamp(28px, 5.5vw, 84px);
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid transparent;
  transition: height .3s var(--ease), border-color .3s;
}
.site-header.scrolled { height: 70px; border-color: var(--line); }
.logo { position: relative; z-index: 2; width: 178px; flex: 0 0 auto; }
.logo img { width: 100%; height: auto; }
.nav-panel { flex: 1; display: flex; justify-content: flex-end; align-items: center; gap: clamp(22px, 3.4vw, 54px); }
.global-nav { display: flex; gap: clamp(20px, 2.7vw, 42px); }
.global-nav a { position: relative; font-size: .8rem; font-weight: 700; letter-spacing: .02em; }
.global-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -7px; height: 1px; background: var(--navy); transition: right .25s var(--ease); }
.global-nav a:hover::after, .global-nav a[aria-current="page"]::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.lang-switch { display: flex; gap: 7px; font-size: .62rem; letter-spacing: .08em; }
.lang-switch > :not([aria-current]) { opacity: .35; transition: opacity .2s; }
.lang-switch a:hover { opacity: 1; }
.header-material { min-width: 88px; padding: 9px 14px; color: var(--navy); border: 1px solid var(--line); text-align: center; font-size: .72rem; font-weight: 700; transition: border-color .25s, background .25s; }
.header-material:hover, .header-material[aria-current="page"] { border-color: var(--navy); background: var(--blue-pale); }
.header-contact { min-width: 140px; padding: 10px 20px; color: var(--navy); border: 1px solid var(--navy); border-radius: 99px; text-align: center; font-size: .76rem; font-weight: 700; transition: color .25s, background .25s; }
.header-contact:hover, .header-contact[aria-current="page"] { color: #fff; background: var(--navy); }
.menu-button { display: none; }

.shell { width: min(var(--max), calc(100% - 56px)); margin: 0 auto; }
.detail-main { padding-top: 82px; }
.detail-hero { min-height: 620px; display: grid; grid-template-columns: minmax(0,1.05fr) minmax(360px,.95fr); border-bottom: 1px solid var(--line); }
.detail-hero-copy { display: flex; flex-direction: column; justify-content: center; padding: 100px clamp(46px, 7vw, 110px); }
.detail-hero-image { min-height: 620px; overflow: hidden; background: var(--pale); }
.detail-hero-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.72) contrast(1.03); }
.eyebrow { margin: 0 0 30px; color: var(--navy); font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.detail-hero h1 { max-width: 900px; margin: 0; font-size: clamp(1.85rem, 2.9vw, 2.6rem); line-height: 1.5; letter-spacing: -.02em; font-weight: 700; }
.detail-hero-lead { max-width: 670px; margin: 34px 0 0; color: var(--muted); font-size: clamp(.97rem, 1.35vw, 1.12rem); line-height: 2; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.button { min-height: 56px; display: inline-flex; justify-content: space-between; align-items: center; gap: 36px; padding: 13px 22px; border: 1px solid var(--navy); font-size: .8rem; font-weight: 700; transition: color .25s, background .25s; }
.button-primary { color: #fff; background: var(--navy); }
.button-primary:hover { background: var(--navy-2); }
.button-secondary { color: var(--navy); background: #fff; }
.button-secondary:hover { color: #fff; background: var(--navy); }
.button i, .text-link i { font-style: normal; transition: transform .25s; }
.button:hover i, .text-link:hover i { transform: translateX(5px); }
.hero-aside { max-width: 430px; margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--line); }
.hero-aside p { margin: 0 0 10px; color: var(--muted); font-size: .73rem; font-weight: 700; letter-spacing: .06em; }
.hero-aside ul { margin: 0; padding: 0; list-style: none; }
.hero-aside li { position: relative; padding: 5px 0 5px 18px; font-size: .88rem; }
.hero-aside li::before { content: ""; position: absolute; left: 0; top: 1.08em; width: 7px; height: 1px; background: var(--navy); }

.section { padding: clamp(68px, 8vw, 104px) 0; }
.section-pale { background: var(--pale); }
.section-navy { color: #fff; background: var(--navy); }
.section-heading { display: grid; grid-template-columns: minmax(140px,.34fr) minmax(0,1fr); gap: 60px; margin-bottom: 44px; }
.section-kicker { color: var(--navy); font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.section-navy .section-kicker { color: #aebde8; }
.section-heading h2 { max-width: 780px; margin: 0; font-size: clamp(1.6rem, 2.6vw, 2.25rem); line-height: 1.55; letter-spacing: -.015em; }
.section-heading .section-intro { max-width: 700px; margin: 25px 0 0; color: var(--muted); }
.section-navy .section-intro { color: rgba(255,255,255,.72); }

.lead-grid { display: grid; grid-template-columns: minmax(0,1.2fr) minmax(300px,.8fr); gap: clamp(60px, 10vw, 145px); align-items: start; }
.lead-copy { font-size: 1.05rem; }
.lead-copy p { margin: 0 0 1.55em; }
.lead-copy p:first-child { font-size: 1.2rem; font-weight: 700; }
.side-note { padding: 28px; color: var(--navy); background: var(--blue-pale); }
.side-note h3 { margin: 0 0 16px; font-size: 1.08rem; }
.side-note p { margin: 0; color: #3e4e76; font-size: .9rem; }

.about-thesis { max-width: 850px; margin-left: auto; }
.about-thesis-copy p { margin: 0 0 1.55em; color: #343944; font-size: 1.02rem; }
/* 2026-08-31 長島「文字の大きさやフォントの違いが微妙すぎる」＝1.12rem/inkと1.02rem/#343944の差が1.6pxで意図に読めなかった。2段落とも本文扱いに揃え、行間だけ共通で少し広くとる */
.about-thesis-copy p:first-child { line-height: 2.05; }
.business-areas { margin-top: 72px; border-top: 1px solid var(--ink); }
#business-areas { scroll-margin-top: 100px; }
.business-areas-head { display: grid; grid-template-columns: minmax(180px,.35fr) minmax(0,1fr); gap: 60px; padding: 34px 0 45px; }
.business-areas-head p { margin: 0; color: var(--navy); font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.business-areas-head h3 { max-width: 720px; margin: 0; font-size: clamp(1.5rem,2.6vw,2.2rem); line-height: 1.55; }
.business-area { display: grid; grid-template-columns: minmax(280px,.8fr) minmax(0,1.2fr); gap: clamp(45px,8vw,105px); padding: 38px 0 42px; border-top: 1px solid var(--line); }
.business-area:last-child { border-bottom: 1px solid var(--line); }
.business-area span { display: block; margin-bottom: 13px; color: var(--muted); font-size: .68rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.business-area-primary span { color: var(--navy); }
.business-area h4 { margin: 0; font-size: clamp(1.25rem,2vw,1.65rem); line-height: 1.55; }
.business-area p { margin: 0; color: #343944; font-size: .93rem; }
.business-area .text-link { margin-top: 20px; }

.scenario-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); }
.scenario { min-height: 320px; padding: 28px 28px 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.scenario:last-child { border-right: 0; }
.scenario-number { display: block; margin-bottom: 56px; color: var(--navy); font-size: .73rem; font-weight: 700; }
.scenario h3 { margin: 0 0 20px; font-size: clamp(1.25rem, 1.8vw, 1.6rem); line-height: 1.55; }
.scenario p { margin: 0; color: var(--muted); font-size: .91rem; }

.process-list { counter-reset: process; display: grid; grid-template-columns: repeat(4,1fr); padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--ink); }
.process-list li { min-height: 260px; padding: 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.process-list li:last-child { border-right: 0; }
.process-list span { display: block; margin-bottom: 56px; color: var(--navy); font-size: .72rem; font-weight: 700; }
.process-list h3 { margin: 0 0 14px; font-size: 1.22rem; }
.process-list p { margin: 0; color: var(--muted); font-size: .88rem; }

.approach-intro { max-width: 835px; margin-left: auto; }
.approach-intro p { margin: 0 0 1.5em; color: #343944; font-size: 1.03rem; line-height: 2.05; }
.approach-intro p:first-child { color: var(--ink); font-size: 1.11rem; }
.approach-intro strong { color: var(--ink); }  /* 2026-09-24 紺 → 本文色（長島「青くなくてOK」）。太字だけで強調する */

/* 2026-08-31 カード型フローに変更（白カード＋番号丸＋矢印。旧: 罫線区切りの4カラム＋英語ラベル＋左下figcaption） */
.method-cycle { margin: 70px 0 78px; }
.cycle-track { display: grid; grid-template-columns: repeat(4,1fr); gap: 34px; }
.cycle-node { position: relative; padding: 36px 22px 28px; background: #fff; border: 1px solid var(--line); border-radius: 16px; }  /* 2026-09-24 text-align:center を解除（説明が断片から一文になり、中央寄せだと行頭がそろわないため） */
.cycle-node:not(:last-child)::after { content: "→"; position: absolute; z-index: 1; right: -28px; top: 50%; width: 22px; transform: translateY(-50%); color: var(--navy); text-align: center; font-size: 1.15rem; }
.cycle-num { position: absolute; top: -17px; left: 22px; width: 34px; height: 34px; border-radius: 50%; background: var(--navy); color: #fff; font-size: .78rem; font-weight: 700; line-height: 34px; text-align: center; }
.cycle-node strong { display: block; margin: 4px 0 10px; font-size: 1.14rem; }
.cycle-node small { display: block; color: var(--muted); font-size: .78rem; line-height: 1.7; }
.cycle-return { display: flex; justify-content: flex-end; align-items: center; gap: 10px; margin-top: 8px; padding: 18px 4px 0; color: var(--navy); font-size: .78rem; font-weight: 700; }
.cycle-return span { font-size: 1.35rem; font-weight: 400; }

.method-deep { border-top: 1px solid var(--ink); }
.method-deep-step { display: grid; grid-template-columns: 230px minmax(0,1fr); gap: clamp(45px,8vw,105px); padding: 54px 0 58px; border-bottom: 1px solid var(--line); }
.method-deep-step header span { display: block; margin-bottom: 24px; color: var(--navy); font-size: .68rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.method-deep-step h3 { margin: 0; font-size: clamp(1.55rem,2.5vw,2.15rem); }
.method-deep-copy p { margin: 0 0 1.45em; color: #343944; font-size: .96rem; line-height: 2.05; }
.method-deep-copy p:last-child { margin-bottom: 0; }
.method-deep-copy strong { color: var(--ink); }

.scope-map { margin: 0 0 72px; padding: 34px 36px 26px; background: #fff; border-top: 1px solid var(--ink); }
.scope-phase { display: grid; grid-template-columns: minmax(220px,1.15fr) repeat(4,1fr); align-items: end; margin-bottom: 8px; }
.scope-phase b { padding: 0 8px 14px; color: var(--muted); border-left: 1px solid var(--line); text-align: center; font-size: .68rem; letter-spacing: .04em; }
.scope-row { display: grid; grid-template-columns: minmax(220px,1.15fr) minmax(0,4fr); align-items: stretch; border-top: 1px solid var(--line); }
.scope-row h3 { display: flex; align-items: center; min-height: 76px; margin: 0; padding: 12px 24px 12px 0; font-size: .9rem; line-height: 1.55; }
.scope-track { display: grid; grid-template-columns: repeat(4,1fr); align-items: center; min-width: 0; background: repeating-linear-gradient(90deg, transparent 0, transparent calc(25% - 1px), var(--line) calc(25% - 1px), var(--line) 25%); }
.scope-bar { min-width: 0; display: grid; place-items: center; min-height: 34px; margin: 0 5px; color: var(--navy); background: var(--blue-pale); border: 1px solid #b7c4e1; font-size: .67rem; font-weight: 700; letter-spacing: .04em; }
.scope-read { grid-column: 1; }
.scope-strategy { grid-column: 2 / 5; }
.scope-build { grid-column: 3 / 5; }
.scope-partner { grid-column: 1 / 5; color: #fff; background: var(--navy); border-color: var(--navy); }
.scope-row-partner { border-bottom: 1px solid var(--line); }
.scope-map figcaption { margin: 20px 0 0; color: var(--muted); font-size: .75rem; }

.service-detail-list { border-top: 1px solid var(--ink); }
.service-detail { display: grid; grid-template-columns: minmax(220px,.75fr) minmax(0,1.25fr); gap: clamp(45px,8vw,110px); padding: 40px 0 44px; border-bottom: 1px solid var(--line); }
.service-detail h3 { margin: 0; font-size: 1.2rem; line-height: 1.65; }
.service-detail p { margin: 0; color: #343944; font-size: .93rem; line-height: 2; }
.service-note { max-width: 900px; margin: 46px 0 0 auto; padding: 25px 0 0; border-top: 1px solid var(--navy); color: #343944; font-size: .92rem; line-height: 2; }

.public-service-body { display: grid; grid-template-columns: minmax(260px,.72fr) minmax(0,1.28fr); gap: clamp(55px,9vw,125px); padding-top: 42px; border-top: 1px solid var(--ink); }
.public-service-lead { margin: 0; color: #343944; font-size: 1rem; line-height: 2.05; }
.public-service-list { margin: 0; }
.public-service-list > div { display: grid; grid-template-columns: minmax(150px,.55fr) minmax(0,1.45fr); gap: 35px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.public-service-list > div:first-child { padding-top: 0; }
.public-service-list dt { color: var(--ink); font-weight: 700; }
.public-service-list dd { margin: 0; color: var(--muted); font-size: .9rem; }
.public-service-link { grid-column: 2; justify-self: start; margin-top: 0; }

.focus-lead { max-width: 830px; margin: 0 0 70px auto; color: #343944; font-size: 1.03rem; line-height: 2.05; }
.focus-analysis { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--ink); }  /* 2026-09-24 領域が3→4件になったため2列×2段に（3列だと4件目だけ独りになる） */
.focus-domain { padding: 34px 32px 38px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }  /* 2026-09-24 min-height:320px 撤去＝2列で本文が広がり余白が空くため、高さは中身に任せる */
.focus-domain:nth-child(2n) { padding-left: 32px; }  /* 2026-09-24 2列化に追随（左列は左余白なし・右列のみ） */
.focus-domain:nth-child(2n) { border-right: 0; }  /* 2026-09-24 2列化に追随（右端は偶数番） */
.focus-domain h3 { margin: 0 0 42px; color: var(--navy); font-size: 1.18rem; }
.focus-domain p { margin: 0; color: var(--muted); font-size: .89rem; line-height: 1.95; }
.focus-conclusion { max-width: 830px; margin: 52px 0 0 auto; padding-top: 25px; border-top: 1px solid var(--navy); color: #343944; font-size: .94rem; line-height: 2; }

.reason-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid rgba(255,255,255,.42); }
.reason { min-height: 285px; padding: 36px 38px 40px 0; border-bottom: 1px solid rgba(255,255,255,.25); }
.reason:nth-child(odd) { padding-right: 65px; border-right: 1px solid rgba(255,255,255,.25); }
.reason:nth-child(even) { padding-left: 65px; }
.reason span { color: #aebde8; font-size: .72rem; }
.reason h3 { margin: 38px 0 16px; font-size: clamp(1.35rem,2vw,1.8rem); line-height: 1.55; }
.reason p { margin: 0; color: rgba(255,255,255,.72); font-size: .91rem; }

/* 2026-08-31 長島「写真が大きすぎ」＝1680px幅で357x446あった。列比と最大幅で約275x344に */
.profile-grid { display: grid; grid-template-columns: minmax(220px,.5fr) minmax(0,1.5fr); gap: clamp(50px, 8vw, 110px); align-items: start; }
.profile-photo { aspect-ratio: 4/5; width: 100%; max-width: 280px; object-fit: cover; object-position: center top; filter: grayscale(.18); }
.profile-copy .role { margin: 0 0 12px; color: var(--navy); font-size: .74rem; font-weight: 700; letter-spacing: .05em; }
.profile-copy h2 { margin: 0 0 34px; font-size: clamp(2.2rem,4vw,3.8rem); }
.profile-copy .summary { margin: 0 0 28px; font-size: 1.1rem; font-weight: 700; }
.profile-copy p { color: var(--muted); }
/* 2026-09-25 チーム見出しは手動改行を外したため、折り返すときに行を均す（1280px実測で24字のうち1字だけ2行目に落ちていた）。
   対応ブラウザでは12字/12字程度に均され、収まる幅では1行のまま。 */
.team-section .section-heading h2 { text-wrap: balance; }
.team-model { display: grid; grid-template-columns: minmax(280px,.72fr) minmax(0,1.28fr); gap: clamp(60px,9vw,130px); align-items: start; border-top: 1px solid rgba(255,255,255,.38); }
.team-model-lead { position: sticky; top: 112px; padding: 38px 0; }
.team-model-label { margin: 0 0 52px; color: #aebde8; font-size: .68rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }
.team-model-lead h3 { margin: 0 0 16px; font-size: clamp(1.5rem,2.4vw,2.1rem); }
.team-model-lead > p:last-child { max-width: 350px; margin: 0; color: rgba(255,255,255,.7); font-size: .9rem; }
.team-role-list { margin: 0; padding: 0; list-style: none; }
.team-role-list li { display: grid; grid-template-columns: 46px 1fr; gap: 24px; padding: 35px 0; border-bottom: 1px solid rgba(255,255,255,.25); }
.team-role-list li > span { padding-top: 4px; color: #aebde8; font-size: .69rem; font-weight: 700; }
.team-role-list h3 { margin: 0 0 10px; font-size: clamp(1.15rem,1.7vw,1.4rem); letter-spacing: .01em; }
.team-role-list .role-sub { margin: -4px 0 10px; color: #aebde8; font-size: .78rem; letter-spacing: .02em; }  /* 2026-09-24 03の見出し直下の内訳行（調査・分析／広報／官民連携）。番号と同じ淡い紺で、本文より一段軽く */
.team-role-list p { max-width: 610px; margin: 0; color: rgba(255,255,255,.7); font-size: .9rem; }

.text-link { display: inline-flex; align-items: center; gap: 28px; margin-top: 28px; padding-bottom: 7px; color: var(--navy); border-bottom: 1px solid var(--navy); font-size: .8rem; font-weight: 700; }
.long-copy { max-width: 790px; }
.long-copy p { margin: 0 0 1.65em; color: #343944; font-size: 1.01rem; }
.long-copy .signature { margin-top: 35px; color: var(--ink); font-weight: 700; }

.company-table { max-width: 860px; margin-left: auto; border-top: 1px solid var(--ink); }
.company-row { display: grid; grid-template-columns: 190px 1fr; gap: 30px; padding: 21px 4px; border-bottom: 1px solid var(--line); }
.company-row dt { color: var(--muted); font-size: .8rem; }
.company-row dd { margin: 0; font-size: .91rem; }
html[lang="en"] .detail-hero h1, html[lang="en"] .section-heading h2, html[lang="en"] .conversion h2 { letter-spacing: -.03em; }
html[lang="en"] .detail-hero h1 { font-size: clamp(2.55rem, 3.65vw, 4rem); line-height: 1.28; }

.article-feature { display: grid; grid-template-columns: 1.04fr .96fr; min-height: 460px; color: #fff; background: var(--navy); }
.article-feature-image { min-height: 460px; overflow: hidden; }
.article-feature-image img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.25) brightness(.72); }
.article-feature-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(38px,5vw,74px); }
.article-meta { display: flex; gap: 18px; margin-bottom: 28px; color: #b7c4eb; font-size: .7rem; letter-spacing: .06em; }
.article-feature h2 { margin: 0; font-size: clamp(1.8rem,3vw,2.85rem); line-height: 1.55; }
.article-feature p { color: rgba(255,255,255,.72); font-size: .9rem; }
.article-list { border-top: 1px solid var(--ink); }
.article-row { display: grid; grid-template-columns: 160px minmax(0,1fr) 28px; gap: 30px; align-items: center; padding: 28px 4px; border-bottom: 1px solid var(--line); transition: padding .25s, background .25s; }
.article-row:hover { padding-left: 14px; background: var(--pale); }
.article-row .meta { color: var(--muted); font-size: .73rem; }
.article-row .meta span { display: block; color: var(--navy); font-weight: 700; }
.article-row h3 { margin: 0; font-size: clamp(1rem,1.5vw,1.25rem); line-height: 1.65; }
.article-row i { color: var(--navy); font-style: normal; }

.topic-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); }
.topic { padding: 26px 28px 34px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.topic + .topic { padding-left: 28px; }
.topic:last-child { border-right: 0; }
.topic span { color: var(--navy); font-size: .71rem; }
.topic h3 { margin: 0 0 12px; font-size: 1.24rem; }  /* 2026-09-24 連番削除に追随（旧 margin-top:34px は番号との間隔） */
.topic p { margin: 0; color: var(--muted); font-size: .88rem; }

.news-list { border-top: 1px solid var(--ink); }
.news-row { display: grid; grid-template-columns: 120px 105px minmax(0,1fr) 24px; gap: 25px; align-items: center; padding: 26px 4px; border-bottom: 1px solid var(--line); }
.news-row time, .news-row .category { color: var(--muted); font-size: .76rem; }
.news-row .category { color: var(--navy); font-weight: 700; }
.news-row h2 { margin: 0; font-size: 1rem; line-height: 1.7; }
.news-row i { color: var(--navy); font-style: normal; }

.role-list { border-top: 1px solid var(--ink); }
.role-card { display: grid; grid-template-columns: 180px minmax(0,1fr) auto; gap: 34px; padding: 34px 4px; border-bottom: 1px solid var(--line); }
.role-card .type { color: var(--navy); font-size: .71rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.role-card h3 { margin: 0 0 12px; font-size: 1.38rem; }
.role-card p { margin: 0; color: var(--muted); font-size: .9rem; }
.role-card .status { align-self: start; padding: 5px 12px; color: var(--navy); border: 1px solid var(--navy); font-size: .68rem; text-transform: uppercase; }
.culture-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.culture-item { min-height: 290px; padding: 30px; background: #fff; }
.culture-item span { color: var(--navy); font-size: .7rem; }
.culture-item h3 { margin: 55px 0 14px; font-size: 1.3rem; }
.culture-item p { margin: 0; color: var(--muted); font-size: .9rem; }

.contact-layout { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(320px,.95fr); gap: clamp(55px,8vw,120px); }
/* 2026-09-25 採用ページから来たときに出す用件の表示 */
.ctx-note { margin: 0 0 18px; padding: 12px 16px; background: var(--blue-pale, #eef1f8); border-left: 2px solid var(--navy); color: var(--navy); font-size: .85rem; font-weight: 700; }
.contact-form { padding-top: 5px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 22px; }
.field label { display: block; margin-bottom: 8px; font-size: .74rem; font-weight: 700; }
.required { margin-left: 7px; color: var(--navy); font-size: .65rem; }
.field input, .field select, .field textarea { width: 100%; padding: 13px 14px; color: var(--ink); background: #fff; border: 1px solid #bcc1cc; border-radius: 0; }
.field textarea { min-height: 160px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid rgba(12,30,98,.16); border-color: var(--navy); }
.form-trap { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.form-note { margin: 12px 0 0; color: var(--muted); font-size: .75rem; }
.form-note[data-state="success"] { color: #173d2a; }
.form-note[data-state="error"] { color: #9a2525; }
.form-download { display: inline-flex; align-items: center; gap: 26px; margin-top: 12px; padding-bottom: 4px; color: var(--navy); border-bottom: 1px solid currentColor; font-weight: 700; }
.button[disabled] { cursor: wait; opacity: .58; }
.consent { display: flex; gap: 10px; align-items: flex-start; margin: 6px 0 24px; color: var(--muted); font-size: .78rem; }
.consent input { width: 18px; height: 18px; margin: 4px 0 0; flex: 0 0 auto; accent-color: var(--navy); }
.contact-guidance { padding: 38px; background: var(--pale); }
.contact-guidance h2 { margin: 0 0 26px; font-size: 1.45rem; }
.contact-guidance ol { margin: 0; padding: 0; list-style: none; counter-reset: guidance; }
.contact-guidance li { counter-increment: guidance; padding: 20px 0; border-top: 1px solid var(--line); font-size: .9rem; }
.contact-guidance li::before { content: "0" counter(guidance); display: block; margin-bottom: 6px; color: var(--navy); font-size: .68rem; font-weight: 700; }
.contact-guidance .mail { display: block; margin-top: 28px; color: var(--navy); font-weight: 700; }

.faq-list { max-width: 900px; margin-left: auto; border-top: 1px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 24px 44px 24px 4px; cursor: pointer; font-weight: 700; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 10px; top: 22px; color: var(--navy); font-size: 1.25rem; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 720px; margin: 0; padding: 0 4px 26px; color: var(--muted); font-size: .91rem; }

.material-hero-visual { min-height: 620px; display: grid; place-items: center; padding: 58px; background: var(--pale); }
.document-cover { width: min(390px, 88%); aspect-ratio: .72; display: flex; flex-direction: column; padding: 44px 40px 36px; color: #fff; background: var(--navy); box-shadow: 22px 26px 0 #dce2ef; }
.document-cover .doc-brand { font-size: .82rem; font-weight: 700; letter-spacing: .08em; }
.document-cover .doc-rule { width: 100%; height: 1px; margin: 54px 0 38px; background: rgba(255,255,255,.35); }
.document-cover h2 { margin: 0; font-size: clamp(1.55rem,2.3vw,2rem); line-height: 1.5; }  /* 2026-09-24 日本語見出しに合わせて縮小（英語のサイズのままだと表紙幅310pxに収まらない） */
.document-cover h2 .doc-kind { display: block; margin-top: 16px; color: rgba(255,255,255,.8); font-size: .62em; font-weight: 700; letter-spacing: .04em; }
.document-cover p { margin: auto 0 0; color: rgba(255,255,255,.68); font-size: .75rem; letter-spacing: .05em; }
.material-contents { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(330px,.95fr); gap: clamp(60px,9vw,125px); align-items: start; }
.material-index { border-top: 1px solid var(--ink); }
.material-index li { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); list-style: none; }
.material-index { margin: 0; padding: 0; }
.material-index span { color: var(--navy); font-size: .7rem; font-weight: 700; }
.material-index h3 { margin: 0 0 8px; font-size: 1.08rem; }
.material-index p { margin: 0; color: var(--muted); font-size: .86rem; }
.material-form-wrap { padding: 38px; background: var(--pale); }
.material-form-wrap h2 { margin: 0 0 9px; font-size: 1.55rem; }
.material-form-wrap > p { margin: 0 0 28px; color: var(--muted); font-size: .86rem; }
/* 2026-09-26 全ページ共通の末尾CTA（PageCta.astro）。資料DL帯と問い合わせ帯を1枚の紺地として組む。
   旧: 3カラム（file-mark｜文言｜ボタン）だったがfile-markを外したためボタンが1fr側に落ちて
   下の問い合わせボタンと右端が揃っていなかった。列構成とボタン幅を .conversion-inner に合わせる。 */
.material-strip { padding: clamp(56px,6vw,76px) 0; color: #fff; background: var(--navy); }
.material-strip-inner { display: grid; grid-template-columns: 1fr auto; gap: 60px; align-items: center; }
/* 下に問い合わせ帯が続くとき（PageCtaの既定）だけ、紺地1枚の中の仕切りとして罫を引く */
.material-strip.has-next { padding-bottom: 0; }
.material-strip.has-next .material-strip-inner { padding-bottom: clamp(46px,5vw,62px); border-bottom: 1px solid rgba(255,255,255,.16); }
.material-strip h2 { margin: 0 0 5px; }
.material-strip p { margin: 0; color: rgba(255,255,255,.68); font-size: .84rem; }
.material-strip .button { min-width: 240px; color: var(--ink); background: #fff; border-color: #fff; }

.conversion { padding: clamp(86px,9vw,130px) 0; color: #fff; background: var(--navy); }
.material-strip + .conversion { padding-top: clamp(58px,6vw,84px); }
.conversion-inner { display: grid; grid-template-columns: 1fr auto; gap: 60px; align-items: end; }
.conversion .eyebrow { color: #aebde8; }
.conversion h2 { max-width: 760px; margin: 0; }
/* 2026-09-26 資料DL帯と問い合わせ帯の見出しが25.6px対56pxで、同じ紺地に2つ並ぶと大きさの差が目立った
   （長島「文字のおおきさ違うのが変」）。1本の指定にそろえ、ページ見出し（.detail-hero h1＝最大2.6rem）を
   超えない大きさに収める。旧: .material-strip h2 = clamp(1.25rem,2vw,1.7rem) / .conversion h2 = clamp(2.25rem,4.4vw,4.3rem) */
.material-strip h2, .conversion h2 { font-size: clamp(1.45rem,2.8vw,2.4rem); line-height: 1.55; letter-spacing: -.015em; text-wrap: balance; }
.conversion p { max-width: 700px; margin: 28px 0 0; color: rgba(255,255,255,.7); }
.conversion .button { min-width: 240px; color: var(--ink); background: #fff; border-color: #fff; }

/* 2026-08-31 長島C案: 2列（ロゴ＋会社情報／ナビ1行）。.footer-info は廃止 */
.footer { display: grid; grid-template-columns: 1.4fr 1fr; gap: 60px; padding: 78px clamp(28px,7vw,108px) 34px; background: #f7f7f5; }
.footer-brand img { width: 180px; }
.footer-brand p { margin: 22px 0 0; color: var(--muted); font-size: .8rem; line-height: 1.9; }
.footer-mail { display: inline-block; margin-top: 12px; color: var(--navy); font-size: .8rem; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; align-content: start; gap: 14px 28px; font-size: .8rem; font-weight: 700; }
.footer-bottom { grid-column: 1 / -1; display: flex; gap: 28px; padding-top: 28px; border-top: 1px solid var(--line); color: var(--muted); font-size: .67rem; }

.fade { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.fade.visible { opacity: 1; transform: none; }

@media (max-width: 1040px) {
  .site-header { padding: 0 28px; }
  .logo { width: 155px; }
  .nav-panel { gap: 30px; }
  .global-nav { gap: 23px; }
  .header-material { min-width: 0; padding-inline: 10px; font-size: .68rem; }  /* 2026-09-25 「資料DL」→「資料ダウンロード」で幅が約32px増えたぶんを詰める */
  .detail-hero { grid-template-columns: 1.08fr .92fr; }
  .detail-hero-copy { padding-left: 50px; padding-right: 50px; }
}

@media (max-width: 900px) {
  .site-header { height: 70px; justify-content: space-between; }
  .menu-button { z-index: 2; width: 50px; height: 50px; display: block; position: relative; margin-right: -12px; border: 0; background: transparent; cursor: pointer; }
  .menu-button span { position: absolute; left: 13px; width: 24px; height: 1px; background: var(--ink); transition: top .25s, transform .25s; }
  .menu-button span:first-child { top: 20px; }
  .menu-button span:last-child { top: 29px; }
  .menu-open .menu-button span:first-child { top: 25px; transform: rotate(45deg); }
  .menu-open .menu-button span:last-child { top: 25px; transform: rotate(-45deg); }
  .nav-panel { position: fixed; inset: 70px 0 0; flex-direction: column; align-items: stretch; justify-content: center; gap: 35px; padding: 35px; background: #fff; visibility: hidden; opacity: 0; transform: translateY(-12px); transition: opacity .3s, transform .3s, visibility .3s; }
  .menu-open .nav-panel { visibility: visible; opacity: 1; transform: none; }
  .global-nav { flex-direction: column; gap: 0; }
  .global-nav a { min-height: 58px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); font-size: 1.12rem; }
  .global-nav a::after { content: "→"; position: static; width: auto; height: auto; background: none; }
  .header-actions { align-items: stretch; }
  .lang-switch { flex: .8; display: grid; grid-template-columns: 1fr 1fr; place-items: center; border: 1px solid var(--line); }
  .header-material { flex: 1; display: grid; place-items: center; }
  .header-contact { flex: 1.45; display: grid; place-items: center; border-radius: 0; }
  .detail-main { padding-top: 70px; }
  .detail-hero { min-height: 0; grid-template-columns: 1fr; }
  .detail-hero-copy { min-height: 640px; padding: 90px 30px 70px; }
  .detail-hero-image { min-height: 420px; }
  .section-heading { grid-template-columns: 1fr; gap: 24px; }
  .lead-grid, .profile-grid, .team-model, .contact-layout { grid-template-columns: 1fr; }
  .business-areas-head, .business-area { grid-template-columns: 1fr; gap: 24px; }
  .team-model { gap: 8px; }
  .team-model-lead { position: static; padding-bottom: 18px; }
  .team-model-label { margin-bottom: 30px; }
  .scenario-grid { grid-template-columns: 1fr; }
  .scenario { min-height: 0; border-right: 0; }
  .scenario-number { margin-bottom: 35px; }
  .process-list { grid-template-columns: 1fr 1fr; }
  .process-list li:nth-child(2) { border-right: 0; }
  .approach-intro { max-width: none; }
  .cycle-track { grid-template-columns: 1fr 1fr; gap: 40px 30px; }
  .cycle-node:nth-child(2)::after { display: none; }
  .method-deep-step { grid-template-columns: 175px minmax(0,1fr); gap: 42px; }
  .scope-map { padding-left: 24px; padding-right: 24px; }
  .scope-phase, .scope-row { grid-template-columns: minmax(180px,1fr) minmax(0,3fr); }
  .scope-phase b { display: none; }
  .scope-phase span { min-height: 0; }
  .service-detail { grid-template-columns: 190px minmax(0,1fr); gap: 42px; }
  .public-service-body { grid-template-columns: 1fr; gap: 42px; }
  .public-service-link { grid-column: 1; }
  .focus-analysis { grid-template-columns: 1fr; }
  .focus-domain, .focus-domain:nth-child(2n) { min-height: 0; padding: 30px 0; border-right: 0; }  /* 2026-09-24 2列化に追随（旧 + .focus-domain では nth-child(2n) の padding-left に負けて左余白が残る） */
  .focus-domain h3 { margin-bottom: 20px; }
  .reason:nth-child(odd) { padding-right: 35px; }
  .reason:nth-child(even) { padding-left: 35px; }
  .article-feature { grid-template-columns: 1fr; }
  .article-feature-image { min-height: 360px; }
  .topic-grid { grid-template-columns: 1fr; }
  .topic, .topic + .topic { padding: 26px 0; border-right: 0; }
  .role-card { grid-template-columns: 130px minmax(0,1fr) auto; }
  .culture-grid { grid-template-columns: 1fr; }
  .culture-item { min-height: 0; }
  .material-strip-inner { grid-template-columns: 1fr; gap: 26px; align-items: start; }
  .conversion-inner { grid-template-columns: 1fr; align-items: start; }
  .footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  body { font-size: 15px; }
  .site-header { padding: 0 18px; }
  .logo { width: 145px; }
  .shell { width: calc(100% - 40px); }
  .detail-hero-copy { min-height: 610px; padding: 82px 22px 58px; }
  .detail-hero h1 { font-size: clamp(1.6rem,7vw,2rem); line-height: 1.5; }
  .detail-hero-lead { margin-top: 25px; font-size: .9rem; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-aside { margin-top: 38px; }
  .detail-hero-image { min-height: 310px; }
  .section { padding: 64px 0; }
  .section-heading { margin-bottom: 50px; }
  .section-heading h2 { font-size: 1.55rem; }
  .lead-copy p:first-child { font-size: 1.08rem; }
  .business-areas { margin-top: 52px; }
  .business-areas-head { padding: 28px 0 36px; }
  .business-area { padding: 31px 0 34px; }
  .process-list { grid-template-columns: 1fr; }
  .process-list li { min-height: 0; border-right: 0; }
  .process-list span { margin-bottom: 35px; }
  .approach-intro p, .approach-intro p:first-child { font-size: .96rem; }
  .method-cycle { margin-top: 52px; }
  .cycle-track { grid-template-columns: 1fr; gap: 36px; }
  .cycle-node:not(:last-child)::after, .cycle-node:nth-child(2)::after { display: block; content: "↓"; right: auto; left: 50%; top: auto; bottom: -30px; transform: translateX(-50%); }
  .cycle-return { justify-content: flex-start; padding-left: 2px; line-height: 1.7; }
  .method-deep-step { grid-template-columns: 1fr; gap: 28px; padding: 43px 0 46px; }
  .method-deep-step header span { margin-bottom: 12px; }
  .method-deep-copy p { font-size: .94rem; }
  .scope-map { margin-left: -5px; margin-right: -5px; padding: 24px 16px 22px; }
  .scope-phase { display: none; }
  .scope-row { grid-template-columns: 1fr; padding: 18px 0; }
  .scope-row h3 { min-height: 0; padding: 0 0 13px; }
  .scope-track { min-height: 38px; }
  .scope-bar { font-size: .61rem; }
  .service-detail { grid-template-columns: 1fr; gap: 16px; padding: 32px 0 35px; }
  .service-detail p { font-size: .91rem; }
  .public-service-list > div { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; }
  .focus-lead { margin-bottom: 48px; font-size: .96rem; }
  .focus-conclusion { margin-top: 38px; padding-top: 20px; }
  .reason-grid { grid-template-columns: 1fr; }
  .reason, .reason:nth-child(odd), .reason:nth-child(even) { min-height: 0; padding: 30px 0; border-right: 0; }
  .reason h3 { margin-top: 25px; }
  .profile-photo { max-width: 330px; }
  .team-role-list li { grid-template-columns: 34px 1fr; gap: 14px; padding: 28px 0; }
  .company-row { grid-template-columns: 1fr; gap: 6px; }
  .article-feature-image { min-height: 280px; }
  .article-row { grid-template-columns: 1fr 20px; gap: 15px; }
  .article-row .meta { grid-column: 1 / -1; }
  .news-row { grid-template-columns: 1fr 22px; gap: 10px 16px; }
  .news-row time, .news-row .category { grid-row: 1; }
  .news-row h2 { grid-column: 1; }
  .news-row i { grid-column: 2; grid-row: 1 / 3; align-self: center; }
  .role-card { grid-template-columns: 1fr auto; gap: 15px; }
  .role-card .type { grid-column: 1; }
  .role-card .role-copy { grid-column: 1 / -1; }
  .role-card .status { grid-column: 2; grid-row: 1; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-guidance { padding: 28px 22px; }
  .material-hero-visual { min-height: 430px; padding: 45px 25px; }
  .document-cover { width: min(320px,82%); padding: 36px 32px 30px; box-shadow: 14px 17px 0 #dce2ef; }
  .document-cover h2 { font-size: clamp(1.2rem, 5.2vw, 1.55rem); }  /* 2026-09-24 320px幅だと「ルール形成支援」が折れて「援」が孤立するため下限を下げる */
  .material-contents { grid-template-columns: 1fr; }
  .material-form-wrap { padding: 28px 22px; }
  .material-strip-inner { gap: 22px; }
  .material-strip .button { width: 100%; }
  .footer { grid-template-columns: 1fr; padding: 65px 22px 28px; }
  .footer-nav { justify-content: flex-start; }
  .footer-bottom { flex-wrap: wrap; gap: 12px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .fade { opacity: 1; transform: none; }
}