/* 共通の形（色や字の雰囲気は look-a.css / look-b.css で決める） */
:root {
  --main: #004ca2;
  --main-dark: #00336e;
  --main-soft: #eaf1fa;
  --ink: #1f2a37;
  --sub: #5b6573;
  --line: #dde3ea;
  --gray: #f4f6f9;
  --paper: #fff;
  --accent: #d7262f;
  --radius: 14px;
  --wrap: 1180px;
  --hd: 72px;
  --font: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  --display: var(--font);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--hd) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font); font-weight: 400; font-size: 16px; line-height: 1.9; letter-spacing: .03em;
  overflow-x: hidden;
}
h1, h2, h3, h4, h5, strong, b, th { font-weight: 500; }
img { max-width: 100%; height: auto; vertical-align: middle; }
a { color: var(--main); }
a:hover { color: var(--main-dark); }
p { margin: 0 0 1em; }
address { font-style: normal; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.narrow { width: min(860px, 100% - 32px); margin-inline: auto; }
.center { text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--main); outline-offset: 3px; border-radius: 4px; }

/* 上の帯 */
.hd { position: sticky; top: 0; z-index: 50; }
.hd-in { width: min(1320px, 100% - 32px); margin-inline: auto; height: var(--hd); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { flex-shrink: 0; }
.logo img { width: 220px; display: block; }
.gnav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 2px; }
.gnav a { display: block; padding: 8px 12px; text-decoration: none; font-size: 15px; border-radius: 999px; white-space: nowrap; transition: background .2s, color .2s; }
.nav-contact a { padding: 9px 20px; margin-left: 8px; }
.menu-btn { display: none; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; padding: 10px; }
.menu-btn span { display: block; height: 2px; margin: 6px 0; transition: .2s; border-radius: 2px; }
.menu-open .menu-btn span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-open .menu-btn span:nth-child(2) { opacity: 0; }
.menu-open .menu-btn span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
@media (max-width: 1080px) {
  .logo img { width: 180px; }
  .menu-btn { display: block; }
  .gnav { position: fixed; top: var(--hd); left: 0; right: 0; bottom: 0; background: var(--paper); transform: translateX(100%); transition: transform .25s; overflow-y: auto; visibility: hidden; }
  .menu-open .gnav { transform: none; visibility: visible; }
  .gnav ul { flex-direction: column; align-items: stretch; padding: 16px; gap: 0; }
  .gnav li { border-bottom: 1px solid var(--line); }
  .gnav a, .gnav a:hover { padding: 16px 8px; font-size: 17px; color: var(--ink); background: none; border-radius: 0; }
  .gnav a[aria-current="page"] { color: var(--main); }
  .nav-contact { border: 0 !important; margin-top: 20px; }
  .nav-contact a, .nav-contact a:hover { margin: 0; text-align: center; background: var(--main); color: #fff; border-radius: 999px; }
}

/* ページの題 */
.pagehead { position: relative; color: #fff; padding: clamp(56px, 9vw, 110px) 0 clamp(44px, 6vw, 72px); background: var(--main) var(--bg, none) center / cover no-repeat; isolation: isolate; }
.pagehead::before { content: ""; position: absolute; inset: 0; z-index: -1; }
.pagehead .en { margin: 0; letter-spacing: .12em; }
.pagehead h1 { margin: 4px 0 0; font-size: clamp(24px, 3.6vw, 34px); line-height: 1.5; }
.crumb { font-size: 13px; color: var(--sub); padding: 14px 0; }
.crumb a { color: var(--sub); }

/* 大きな写真 */
.hero { position: relative; color: #fff; isolation: isolate; }
.hero picture img { width: 100%; height: min(78vh, 720px); min-height: 460px; object-fit: cover; display: block; }
.hero-text { position: absolute; inset: 0; display: flex; align-items: center; z-index: 1; }
.hero-catch { font-size: clamp(34px, 6vw, 64px); line-height: 1.35; letter-spacing: .06em; margin: 0 0 20px; font-weight: 500; }
.hero-copy { max-width: 640px; font-size: clamp(16px, 1.8vw, 20px); line-height: 1.9; margin-bottom: 18px; }
.hero .big { font-size: 1.22em; border-bottom: 2px solid currentColor; padding-bottom: 2px; }
.hero .free { display: inline-block; padding: 8px 26px; border-radius: 999px; font-size: 17px; }

/* 入口 */
.quick { display: grid; grid-template-columns: repeat(4, 1fr); }
.quick a { display: block; text-align: center; padding: 28px 8px; text-decoration: none; color: var(--ink); transition: background .2s; }
.quick span { display: block; font-size: 15px; }
.quick small { display: block; font-size: 22px; line-height: 1.4; color: var(--main); }
@media (max-width: 700px) { .quick { grid-template-columns: repeat(2, 1fr); } }

/* 区切り */
.section { padding: clamp(64px, 9vw, 112px) 0; }
.section.gray { background: var(--gray); }
.sec-head { margin-bottom: clamp(32px, 4vw, 48px); }
.sec-head .en { display: block; color: var(--main); line-height: 1.1; }
.sec-head h2 { margin: 6px 0 0; line-height: 1.5; }
.lead { font-size: clamp(19px, 2.3vw, 24px); color: var(--main); margin-bottom: 18px; line-height: 1.7; }
.more-link { text-align: center; margin-top: 40px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 12px 32px; border: 1px solid var(--main); color: var(--main);
  background: transparent; text-decoration: none; border-radius: 999px; transition: background .2s, color .2s, transform .2s; font-size: 15px;
}
.btn::after { content: "→"; transition: transform .2s; }
.btn:hover { background: var(--main); color: #fff; }
.btn:hover::after { transform: translateX(4px); }
.btn.fill { background: var(--main); color: #fff; }
.btn.fill:hover { background: var(--main-dark); }
.btn-light { border-color: #fff; color: #fff; }
.btn-light:hover { background: #fff; color: var(--main); }

/* ふわっと出す */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* お知らせ */
.news-list { list-style: none; margin: 0; padding: 0; background: var(--paper); border-radius: var(--radius); overflow: hidden; }
.news-list > li + li { border-top: 1px solid var(--line); }
.news-list summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 110px 96px 1fr 28px; gap: 12px; align-items: center; padding: 20px 24px; transition: background .2s; }
.news-list summary::-webkit-details-marker { display: none; }
.news-list summary:hover { background: var(--main-soft); }
.news-list summary::after { content: "＋"; color: var(--main); text-align: center; transition: transform .2s; }
.news-list details[open] summary::after { transform: rotate(45deg); }
.news-date { color: var(--sub); font-variant-numeric: tabular-nums; }
.tag { display: inline-block; font-size: 12px; background: var(--main); color: #fff; padding: 2px 10px; border-radius: 999px; text-align: center; line-height: 1.6; }
.news-body { padding: 0 24px 28px; }
@media (max-width: 700px) {
  .news-list summary { grid-template-columns: auto auto 1fr; padding: 16px; }
  .news-list summary .news-title { grid-column: 1 / -1; }
  .news-list summary::after { display: none; }
  .news-body { padding: 0 16px 20px; }
}

/* 会社について */
.about-in { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.about-photo img { width: 100%; border-radius: var(--radius); aspect-ratio: 4 / 3; object-fit: cover; }
@media (max-width: 860px) { .about-in { grid-template-columns: 1fr; } .about-photo { order: -1; } }

/* 事業内容 */
.service { position: relative; isolation: isolate; }
.service-lead { max-width: 820px; margin-bottom: 44px; }
.biz { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: 24px; }
.biz li { grid-column: span 2; }
.biz a, .biz li > div { display: flex; flex-direction: column; height: 100%; background: var(--paper); color: var(--ink); text-decoration: none; border-radius: var(--radius); overflow: hidden; padding: 24px 24px 0; transition: transform .25s, box-shadow .25s; }
.biz a:hover { transform: translateY(-4px); }
.biz .no { margin: 0 0 4px; color: var(--main); }
.biz h3 { margin: 0 0 6px; font-size: 20px; }
.biz .txt { color: var(--sub); font-size: 14px; flex: 1; }
.biz img { margin: 8px -24px 0; width: calc(100% + 48px); max-width: none; aspect-ratio: 16 / 10; object-fit: cover; }
.biz .more { order: 9; margin: 0 -24px; padding: 12px 24px; font-size: 13px; letter-spacing: .12em; color: var(--main); border-top: 1px solid var(--line); }
@media (max-width: 860px) { .biz { grid-template-columns: 1fr; } .biz li { grid-column: auto; } }

/* 記事のカード */
.cards { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cards a { display: flex; flex-direction: column; height: 100%; text-decoration: none; color: var(--ink); background: var(--paper); border-radius: var(--radius); overflow: hidden; transition: transform .25s, box-shadow .25s; }
.cards a:hover { transform: translateY(-4px); }
.cards .thumb { aspect-ratio: 4 / 3; background: var(--main); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.cards .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.cards a:hover .thumb img { transform: scale(1.04); }
.cards .thumb .noimg { width: 56%; height: auto; object-fit: contain; }
.cards .in { padding: 16px 18px 20px; flex: 1; display: flex; flex-direction: column; }
.cards .date { font-size: 13px; color: var(--sub); margin: 0 0 6px; display: flex; gap: 10px; align-items: center; }
.cards .ttl { font-size: 16px; line-height: 1.6; margin: 0 0 8px; }
.cards .ex { font-size: 13px; color: var(--sub); line-height: 1.7; margin: 0; }
@media (max-width: 1000px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .cards { grid-template-columns: 1fr; } }
.cat-tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 40px; }
.cat-tabs a { padding: 8px 24px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; color: var(--ink); font-size: 15px; }
.cat-tabs a[aria-current="page"], .cat-tabs a:hover { background: var(--main); border-color: var(--main); color: #fff; }
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 48px; }
.pager a, .pager span { min-width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; border: 1px solid var(--line); text-decoration: none; }
.pager span { background: var(--main); color: #fff; border-color: var(--main); }

/* 関連事業 */
.related { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.related a, .related li > div { display: block; text-decoration: none; color: var(--ink); text-align: center; }
.related img { border-radius: var(--radius); aspect-ratio: 550 / 310; object-fit: cover; width: 100%; transition: transform .3s; }
.related a:hover img { transform: translateY(-4px); }
.related .s { margin: 14px 0 2px; font-size: 14px; color: var(--sub); line-height: 1.6; }
.related .n { font-size: 18px; color: var(--main); margin: 0; }
@media (max-width: 900px) { .related { grid-template-columns: repeat(2, 1fr); } }

/* SDGs */
.sdgs-box { text-align: center; padding: clamp(36px, 5vw, 56px) 24px; border-radius: var(--radius); color: #fff; }
.sdgs-box h2 { margin: 0 0 18px; font-size: clamp(22px, 3vw, 28px); }
.sdgs-box img { width: 340px; border-radius: 4px; margin-bottom: 18px; }

/* 安心のしるし */
.trust { list-style: none; margin: 0; padding: 0; display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.trust li > a, .trust li > span:last-child, .trust li { color: var(--ink); text-decoration: none; }
.trust li { display: flex; }
.trust li > a, .trust li:not(:has(a)) { display: flex; align-items: center; gap: 12px; padding: 12px 22px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); font-size: 14px; line-height: 1.5; }
.trust li > a:hover { border-color: var(--main); }
.trust-mark { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--main); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.trust br { display: none; }
.trust-band { padding: 18px 0 0; background: var(--paper); }
/* トップでは控えめに：枠なし・小さな字 */
.trust-band .trust { gap: 6px 28px; }
.trust-band .trust li > a, .trust-band .trust li:not(:has(a)) { border: 0; background: none; padding: 0; gap: 6px; font-size: 12px; color: var(--sub); border-radius: 0; }
.trust-band .trust li > a:hover { color: var(--main); }
.trust-band .trust-mark { width: auto; height: auto; background: none; color: var(--main); font-size: 12px; }
.trust-band .trust br { display: none; }
@media (max-width: 700px) {
  .trust-band .trust { flex-direction: column; align-items: center; gap: 4px; }
  .trust-band .trust li > a, .trust-band .trust li:not(:has(a)) { font-size: 11px; }
}
.contact-lead { text-align: center; font-size: 18px; color: var(--main); line-height: 1.8; margin-bottom: 20px; }
.contact-company { margin: 16px 0 28px; font-size: 14px; }
@media (max-width: 700px) {
  .trust { flex-direction: column; align-items: stretch; gap: 10px; }
  .trust li > a, .trust li:not(:has(a)) { border-radius: 14px; padding: 12px 16px; }
  .trust br { display: inline; }
  .contact-lead { font-size: 16px; text-align: left; }
}

/* SDGsの細い帯 */
.sdgs-strip { position: relative; background: var(--paper); }
.sdgs-strip::before {
  content: ""; display: block; height: 4px;
  background: linear-gradient(90deg, #e5243b 0 5.88%, #dda63a 0 11.76%, #4c9f38 0 17.64%, #c5192d 0 23.52%, #ff3a21 0 29.4%, #26bde2 0 35.28%, #fcc30b 0 41.16%, #a21942 0 47.04%, #fd6925 0 52.92%, #dd1367 0 58.8%, #fd9d24 0 64.68%, #bf8b2e 0 70.56%, #3f7e44 0 76.44%, #0a97d9 0 82.32%, #56c02b 0 88.2%, #00689d 0 94.08%, #19486a 0);
}
.sdgs-in { display: flex; align-items: center; gap: 24px; padding: 26px 0; text-decoration: none; color: var(--ink); }
.sdgs-label {
  flex-shrink: 0; width: 64px; height: 64px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 14px; letter-spacing: .06em;
  background: conic-gradient(#e5243b 0 21deg, #dda63a 0 42deg, #4c9f38 0 64deg, #c5192d 0 85deg, #ff3a21 0 106deg, #26bde2 0 127deg, #fcc30b 0 148deg, #a21942 0 169deg, #fd6925 0 191deg, #dd1367 0 212deg, #fd9d24 0 233deg, #bf8b2e 0 254deg, #3f7e44 0 275deg, #0a97d9 0 296deg, #56c02b 0 318deg, #00689d 0 339deg, #19486a 0);
  box-shadow: inset 0 0 0 12px rgba(255,255,255,0);
  position: relative;
}
.sdgs-label::after { content: "SDGs"; position: absolute; inset: 10px; border-radius: 50%; background: var(--paper); color: var(--ink); display: flex; align-items: center; justify-content: center; font-size: 12px; }
.sdgs-text { flex: 1; font-size: 14px; color: var(--sub); line-height: 1.7; }
.sdgs-title { display: block; font-size: 17px; color: var(--ink); margin-bottom: 2px; }
.sdgs-more { flex-shrink: 0; font-size: 14px; color: var(--main); border: 1px solid currentColor; border-radius: 999px; padding: 8px 20px; transition: background .2s, color .2s; }
.sdgs-more::after { content: " →"; }
.sdgs-in:hover .sdgs-more { background: var(--main); color: #fff; }
@media (max-width: 700px) {
  .sdgs-in { flex-wrap: wrap; gap: 14px 16px; padding: 22px 0; }
  .sdgs-label { width: 52px; height: 52px; }
  .sdgs-label::after { inset: 8px; font-size: 11px; }
  .sdgs-text { flex: 1 1 200px; }
  .sdgs-more { margin-left: 68px; }
}

/* お問い合わせの帯 */
.contact-band { position: relative; color: #fff; padding: clamp(64px, 9vw, 104px) 0; isolation: isolate; text-align: center; }
.contact-band .sec-head .en { color: #fff; }
.contact-band .btn { margin: 14px 0 32px; }
.contact-band address { opacity: .9; font-size: 15px; }

/* 下の帯 */
.ft { padding: 56px 0 28px; font-size: 14px; }
.ft-in { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.ft-logo img { width: 220px; display: block; }
.ft address { margin-top: 16px; line-height: 1.9; }
.ft-nav { list-style: none; margin: 0; padding: 0; columns: 3; column-gap: 40px; }
.ft-nav a { text-decoration: none; display: inline-block; padding: 4px 0; }
.copy { text-align: center; margin: 40px 0 0; font-size: 12px; opacity: .7; }
.policy-link { display: inline-block; margin-right: 16px; color: inherit; font-size: 12px; padding: 6px 0; }
@media (max-width: 700px) { .ft-nav { columns: 2; } }

.to-top { position: fixed; right: 16px; bottom: 16px; width: 48px; height: 48px; border-radius: 50%; background: var(--main); color: #fff; display: flex; align-items: center; justify-content: center; text-decoration: none; opacity: 0; visibility: hidden; transition: .25s; z-index: 40; font-size: 20px; box-shadow: 0 6px 20px rgba(0,0,0,.18); }
.to-top.show { opacity: .95; visibility: visible; }
.look-switch { position: fixed; left: 16px; bottom: 16px; z-index: 60; display: flex; background: #111; border-radius: 999px; padding: 4px; box-shadow: 0 6px 20px rgba(0,0,0,.25); }
.look-switch a { color: #fff; text-decoration: none; width: 40px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 999px; font-size: 14px; }
.look-switch a[aria-current="true"] { background: #fff; color: #111; }

/* 本文 */
.prose { line-height: 2; overflow-wrap: anywhere; }
.prose h2 { font-size: 24px; margin: 1.6em 0 .8em; padding-bottom: 8px; border-bottom: 2px solid var(--main); line-height: 1.5; }
.prose h3 { font-size: 20px; margin: 1.6em 0 .6em; padding-left: 12px; border-left: 4px solid var(--main); line-height: 1.5; }
.prose h4 { font-size: 18px; margin: 1.4em 0 .5em; color: var(--main); }
.prose img { border-radius: 8px; }
.prose .aligncenter { display: block; margin-inline: auto; }
.prose .alignleft { float: left; margin: 0 1.5em 1em 0; }
.prose .alignright { float: right; margin: 0 0 1em 1.5em; }
.prose::after { content: ""; display: block; clear: both; }
.prose table { border-collapse: collapse; width: 100%; margin: 1em 0; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 10px 14px; text-align: left; vertical-align: top; }
.prose th { background: var(--gray); }
.prose blockquote { margin: 1em 0; padding: 12px 18px; background: var(--gray); border-left: 4px solid var(--line); border-radius: 4px; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose iframe { max-width: 100%; }
.post-meta { color: var(--sub); font-size: 14px; margin-bottom: 28px; display: flex; gap: 12px; align-items: center; }
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; border-top: 1px solid var(--line); margin-top: 56px; padding-top: 24px; font-size: 14px; }
.post-nav a { text-decoration: none; display: block; padding: 14px 18px; border: 1px solid var(--line); border-radius: 12px; color: var(--ink); }
.post-nav a:hover { border-color: var(--main); }
.post-nav .prev::before { content: "← 前の記事"; display: block; font-size: 12px; color: var(--sub); }
.post-nav .next { text-align: right; }
.post-nav .next::before { content: "次の記事 →"; display: block; font-size: 12px; color: var(--sub); }

/* 表 */
.table { width: 100%; border-collapse: collapse; background: var(--paper); border-radius: var(--radius); overflow: hidden; }
.table th, .table td { border-bottom: 1px solid var(--line); padding: 20px 24px; text-align: left; vertical-align: top; }
.table tr:last-child th, .table tr:last-child td { border-bottom: 0; }
.table th { width: 180px; color: var(--main); background: var(--main-soft); }
.table td p { margin: 0 0 .6em; }
.table .label { color: var(--main); }
.table hr { border: 0; border-top: 1px dashed var(--line); margin: 16px 0; }
@media (max-width: 640px) { .table th, .table td { display: block; width: 100%; } .table th { padding: 10px 16px; } .table td { padding: 14px 16px 20px; } }
@media (min-width: 641px) { .recruit-table th { width: 260px; } }

/* 事業内容・会社案内の部品 */
.icon-cards { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.icon-cards li { background: var(--paper); border-radius: var(--radius); padding: 28px 22px; border: 1px solid var(--line); }
.icon-cards h3, .icon-cards h4 { margin: 0 0 12px; font-size: 18px; text-align: center; color: var(--main); }
.icon-cards .ic { text-align: center; height: 80px; margin-bottom: 16px; }
.icon-cards .ic img { height: 80px; width: auto; }
.icon-cards p { font-size: 14px; margin: 0 0 6px; }
.icon-cards .check p::before { content: "・"; color: var(--main); }
.icon-cards .l { color: var(--main); }
.icon-cards.three { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 960px) { .icon-cards, .icon-cards.three { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .icon-cards, .icon-cards.three { grid-template-columns: 1fr; } }
.free-badge { display: inline-block; max-width: 100%; background: var(--accent); color: #fff; padding: 6px 22px; border-radius: 999px; margin: 8px 0 28px; line-height: 1.6; }
@media (max-width: 700px) { .free-badge { font-size: 14px; padding: 6px 16px; } }
/* 会社概要の事業概要 */
.bo-dept + .bo-dept { margin-top: 28px; padding-top: 24px; border-top: 1px dashed var(--line); }
.bo-name { font-size: 18px; color: var(--main); margin-bottom: 6px !important; }
.bo-list { margin: 18px 0 0; display: grid; gap: 14px; }
.bo-list > div { display: grid; grid-template-columns: 170px 1fr; gap: 12px; align-items: start; }
.bo-list dt { font-size: 14px; color: var(--ink); padding-top: 4px; border-left: 3px solid var(--main); padding-left: 10px; line-height: 1.5; }
.bo-list dd { margin: 0; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { font-size: 13px; line-height: 1.6; background: var(--main-soft); color: var(--ink); padding: 3px 12px; border-radius: 999px; }
.bo-akiya { display: grid; grid-template-columns: 1fr 260px; gap: 24px; align-items: center; }
.bo-akiya img { width: 100%; border-radius: 8px; aspect-ratio: 4 / 3; object-fit: cover; }
@media (max-width: 760px) {
  .bo-list > div { grid-template-columns: 1fr; gap: 6px; }
  .bo-akiya { grid-template-columns: 1fr; }
  .bo-akiya img { max-width: 320px; }
}

.target { font-size: 14px; color: var(--sub); display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.target-label { font-size: 12px; color: #fff; background: var(--main); border-radius: 999px; padding: 1px 10px; }
.split .chips { margin: 4px 0 0; }
.reform-lead { margin-top: -12px; margin-bottom: 36px; }

/* 事業内容：柱と、柱の中の小見出し */
.pillar-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 40px; }
.pillar-nav a { display: flex; align-items: center; gap: 10px; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; color: var(--ink); background: var(--paper); transition: border-color .2s; }
.pillar-nav a:hover { border-color: var(--main); }
.pillar-nav .num { color: var(--main); font-size: 13px; letter-spacing: .1em; }
@media (max-width: 700px) { .pillar-nav { grid-template-columns: 1fr; } }
.sub-block { margin-top: 64px; text-align: center; }
.sub-block .icon-cards { text-align: left; margin-top: 8px; }
.sub-title { display: inline-block; font-size: 20px; margin: 0 0 14px; padding-bottom: 6px; border-bottom: 2px solid var(--main); }
@media (max-width: 700px) { .sub-block { text-align: left; } }
.icon-cards.four { grid-template-columns: repeat(4, 1fr); }
.sub-pillar { display: grid; grid-template-columns: 280px 1fr; gap: 28px; align-items: start; padding: 28px; border: 1px dashed var(--line); border-radius: var(--radius); }
.sub-pillar img { border-radius: 8px; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.sub-pillar h3 { font-size: 18px; margin: 0 0 2px; }
.sub-pillar h4 { font-size: 15px; color: var(--main); margin: 0 0 10px; }
.sub-pillar p { font-size: 14px; color: var(--sub); }
@media (max-width: 700px) { .sub-pillar { grid-template-columns: 1fr; padding: 18px; } }
.brand { display: inline-block; font-size: 12px; letter-spacing: .1em; color: var(--main); border: 1px solid currentColor; border-radius: 999px; padding: 1px 12px; margin-bottom: 10px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; margin-bottom: 72px; }
.split:last-child { margin-bottom: 0; }
.split img { border-radius: var(--radius); width: 100%; }
.split h3 { font-size: 22px; margin: 0 0 4px; }
.split h4 { color: var(--main); font-size: 17px; margin: 0 0 14px; }
.split.rev > :first-child { order: 2; }
@media (max-width: 800px) { .split { grid-template-columns: 1fr; gap: 20px; } .split.rev > :first-child { order: 0; } }
.greeting > h2 { text-align: center; color: var(--main); font-size: clamp(20px, 3vw, 26px); margin-bottom: 36px; }
.greeting .sign { text-align: right; margin-top: 32px; font-size: 18px; }
.map { margin-top: 56px; }
.map iframe { width: 100%; height: 420px; border: 0; border-radius: var(--radius); display: block; }
.sdgs-intro { display: grid; grid-template-columns: 1fr 1.4fr; gap: 36px; align-items: center; }
.sdgs-intro .src { font-size: 13px; color: var(--sub); text-align: right; }
@media (max-width: 800px) { .sdgs-intro { grid-template-columns: 1fr; } }
.sdgs-cards img { width: 100%; height: auto; margin-bottom: 14px; }
.lgbt { background: var(--paper); border-radius: var(--radius); padding: 28px 32px; border: 1px solid var(--line); }
.lgbt ul { margin: 0; padding-left: 1.2em; }
.lgbt li { margin-bottom: .6em; }
.policy h2 { font-size: 20px; color: var(--main); border-bottom: 1px solid var(--line); padding-bottom: 8px; margin: 44px 0 14px; }
.policy h2:first-child { margin-top: 0; }

/* 施工事例 */
.ex-filter { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 36px; }
.ex-filter button { font: inherit; font-size: 14px; padding: 6px 18px; border: 1px solid var(--line); background: var(--paper); border-radius: 999px; cursor: pointer; color: var(--ink); }
.ex-filter button[aria-pressed="true"], .ex-filter button:hover { background: var(--main); border-color: var(--main); color: #fff; }
.examples { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.ex-card { background: var(--paper); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.ex-card[hidden] { display: none; }
.ex-main > a img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; cursor: zoom-in; display: block; }
.ex-thumbs { display: flex; gap: 8px; padding: 10px 20px 0; flex-wrap: wrap; }
.ex-thumbs a { width: 96px; }
.ex-thumbs img { border-radius: 6px; aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.ex-data { padding: 20px 24px 26px; }
.ex-data h2 { margin: 0 0 12px; font-size: 20px; line-height: 1.5; }
.ex-data table { width: 100%; border-collapse: collapse; font-size: 14px; }
.ex-data th, .ex-data td { border-bottom: 1px solid var(--line); padding: 8px 6px; text-align: left; vertical-align: top; }
.ex-data th { width: 6em; color: var(--sub); font-weight: 400; }
.ex-tags { list-style: none; margin: 14px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.ex-tags li { font-size: 12px; background: var(--main-soft); color: var(--main); padding: 2px 10px; border-radius: 999px; }
@media (max-width: 800px) { .examples { grid-template-columns: 1fr; } }

.lightbox { position: fixed; inset: 0; background: rgba(0,0,0,.88); display: none; align-items: center; justify-content: center; z-index: 100; padding: 16px; }
.lightbox.open { display: flex; }
.lightbox img { max-height: 90vh; max-width: 100%; border-radius: 6px; }
.lightbox button { position: absolute; top: 12px; right: 12px; width: 48px; height: 48px; border: 0; border-radius: 50%; background: rgba(255,255,255,.15); color: #fff; font-size: 26px; cursor: pointer; }

/* お問い合わせフォーム */
.form { background: var(--paper); border-radius: var(--radius); padding: clamp(20px, 4vw, 40px); }
.form .row { display: grid; grid-template-columns: 200px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); align-items: start; }
.form label { padding-top: 10px; }
.req { color: var(--accent); margin-left: 4px; font-size: 13px; }
.form input[type=text], .form input[type=email], .form input[type=tel], .form textarea { width: 100%; font: inherit; padding: 12px 14px; border: 1px solid #c3ccd7; border-radius: 10px; background: #fff; }
.form input:focus, .form textarea:focus { outline: 2px solid var(--main); outline-offset: 1px; border-color: var(--main); }
.form textarea { min-height: 180px; }
.form .note { margin: 24px 0; font-size: 14px; color: var(--sub); }
.form .agree { margin: 8px 0 24px; text-align: center; }
.form button { font: inherit; font-size: 17px; padding: 14px 56px; border: 0; border-radius: 999px; background: var(--main); color: #fff; cursor: pointer; }
.form button:hover { background: var(--main-dark); }
.form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-msg { padding: 16px 20px; border-radius: 10px; margin-bottom: 24px; }
.form-msg.ok { background: #e7f5ec; color: #17603a; }
.form-msg.ng { background: #fdecee; color: #9a1b2c; }
@media (max-width: 700px) { .form .row { grid-template-columns: 1fr; gap: 4px; } .form label { padding-top: 0; } }

.notfound { text-align: center; padding: 120px 0; }

/* パソコンで見たときの釣り合い */
.narrow { width: min(760px, 100% - 32px); }
.mid { width: min(920px, 100% - 32px); margin-inline: auto; }
.recruit-chips { margin: 4px 0 28px; }
.recruit-chips li { font-size: 15px; padding: 6px 16px; }
@media (max-width: 700px) { .mid { width: calc(100% - 40px); } }
.news-body { max-width: 760px; }
.sub-pillar { max-width: 960px; margin-inline: auto; }
.lgbt { max-width: 860px; margin-inline: auto; }
.cards.three { grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (min-width: 1100px) { .icon-cards.five { grid-template-columns: repeat(5, 1fr); } .icon-cards.five li { padding: 24px 18px; } }
.cards .thumb.noimg-box { background: linear-gradient(135deg, var(--main-soft), #dfe8f4); flex-direction: column; gap: 6px; }
.cards .thumb .noimg-en { font-size: 28px; color: var(--main); letter-spacing: .06em; line-height: 1; }
.cards .thumb .noimg-jp { font-size: 12px; color: var(--sub); letter-spacing: .2em; }
@media (min-width: 1400px) { :root { --wrap: 1240px; } }
@media (max-width: 1000px) { .cards.three { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .cards.three { grid-template-columns: 1fr; } }

/* スマホで読みやすく */
.ex-tags li { font-size: 13px; }
@media (max-width: 700px) {
  body { font-size: 16px; line-height: 1.85; letter-spacing: .02em; }
  .wrap, .narrow { width: calc(100% - 40px); }
  .section { padding: 56px 0; }
  .sec-head { margin-bottom: 28px; }
  .lead { font-size: 19px; line-height: 1.6; }
  /* 長い文は真ん中ぞろえにしない */
  .center p, p.center, .service-lead, .service-lead p, .narrow.center > p, .about-box p { text-align: left; }
  .center .btn, .more-link { text-align: center; }
  .hero picture img { min-height: 520px; height: 82vh; }
  .hero-catch { font-size: 32px; }
  .hero-copy { font-size: 16px; line-height: 1.85; }
  .quick a { padding: 20px 8px; }
  .quick small { font-size: 18px; }
  .news-list summary { gap: 6px 10px; }
  .news-title { line-height: 1.6; }
  .cards .ttl { font-size: 17px; }
  .cards .ex { font-size: 14px; }
  .biz .txt, .icon-cards p, .related .s { font-size: 15px; }
  .ex-data { padding: 18px 18px 22px; }
  .ex-filter { flex-wrap: nowrap; justify-content: flex-start; overflow-x: auto; margin: 0 -20px 28px; padding: 4px 20px 10px; scrollbar-width: none; }
  .ex-filter::-webkit-scrollbar { display: none; }
  .ex-filter button { flex: 0 0 auto; padding: 8px 16px; }
  .ex-data table, .ex-data tbody, .ex-data tr, .ex-data th, .ex-data td { display: block; width: auto; }
  .ex-data tr { border-bottom: 1px solid var(--line); padding: 8px 0; }
  .ex-data th, .ex-data td { border: 0; padding: 0; }
  .ex-data th { font-size: 13px; }
  .ex-data td { font-size: 15px; }
  .split h3 { font-size: 20px; }
  .split img { aspect-ratio: 16 / 10; object-fit: cover; }
  .table td, .table th { font-size: 15px; }
  .prose { line-height: 1.95; }
  .prose h2 { font-size: 21px; }
  .prose h3 { font-size: 19px; }
  .ft { font-size: 15px; }
  .ft-nav a { padding: 7px 0; }
  .crumb { font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .js .reveal { transform: translateY(12px); transition-duration: .5s; }
}