@charset "UTF-8";
/* ==========================================================
   www.arcaim.com 共通スタイルシート
   キーカラーは旧サイト(Lightning Pro + fortスキン)から継承
   ========================================================== */
:root {
  --color-primary: #edb329;   /* ゴールド(旧サイトのキーカラー) */
  --color-accent: #ff7f00;    /* オレンジ(強調・電話番号) */
  --color-text: #333;
  --color-text-muted: #767676;
  --color-bg: #fff;
  --color-bg-gray: #f5f5f5;
  --color-border: #e5e5e5;
  --color-link: #1a6bb0;
  --width-content: 1140px;
  --font-body: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", "BIZ UDPGothic", Meiryo, sans-serif;
}

/* ---- リセット ---- */
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; }
a { color: var(--color-link); }
a:hover { opacity: .85; }
table { border-collapse: collapse; width: 100%; }
iframe { max-width: 100%; border: 0; }

.container { max-width: var(--width-content); margin: 0 auto; padding: 0 1rem; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; margin: -1px;
  padding: 0; overflow: hidden; clip: rect(0 0 0 0); border: 0;
}

/* ---- ヘッダー ---- */
.site-header { border-top: 3px solid var(--color-primary); background: #fff; }
.site-header-inner {
  max-width: var(--width-content); margin: 0 auto; padding: .75rem 1rem;
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.site-logo { margin: 0; flex: 1 1 0; min-width: 0; }
.site-logo img { max-height: 56px; width: auto; max-width: 100%; display: block; }
.nav-toggle { flex-shrink: 0; }
.header-contact { text-align: right; line-height: 1.4; display: none; }
.header-contact-catch { display: block; font-size: .75rem; color: var(--color-text-muted); }
.header-contact-tel { display: block; font-size: 1.4rem; font-weight: 700; }
.header-contact-tel a { color: var(--color-accent); text-decoration: none; }
.header-contact-time { display: block; font-size: .72rem; color: var(--color-text-muted); }

/* ナビ開閉ボタン(モバイル) */
.nav-toggle {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; padding: 10px; background: none;
  border: 1px solid var(--color-border); border-radius: 4px; cursor: pointer;
}
.nav-toggle span:not(.visually-hidden) {
  display: block; height: 2px; width: 100%; background: var(--color-text);
}

/* グローバルナビ */
.global-nav { background: #fff; border-top: 1px solid var(--color-border); display: none; }
.global-nav.is-open { display: block; }
.global-nav ul { list-style: none; margin: 0; padding: 0; }
.global-nav a {
  display: block; padding: .8rem 1rem; text-decoration: none;
  color: var(--color-text); font-weight: 600; border-bottom: 1px solid var(--color-border);
}
.global-nav a span {
  display: block; font-size: .68rem; font-weight: 400;
  color: var(--color-primary); letter-spacing: .08em;
}
.sub-menu { background: var(--color-bg-gray); }
.sub-menu a { padding-left: 2rem; font-weight: 400; }

@media (min-width: 992px) {
  .header-contact { display: block; }
  .nav-toggle { display: none; }
  .global-nav { display: block; border-top: none; border-bottom: 1px solid var(--color-border); }
  .global-nav > ul {
    max-width: var(--width-content); margin: 0 auto; padding: 0 1rem;
    display: flex;
  }
  .global-nav > ul > li { position: relative; }
  .global-nav > ul > li > a {
    padding: .7rem 1.4rem; text-align: center; border-bottom: 3px solid transparent;
  }
  .global-nav > ul > li > a:hover { border-bottom-color: var(--color-primary); opacity: 1; }
  .sub-menu {
    position: absolute; left: 0; top: 100%; min-width: 220px; z-index: 100;
    background: #fff; box-shadow: 0 4px 12px rgba(0,0,0,.12); display: none;
  }
  li.has-children:hover .sub-menu, li.has-children:focus-within .sub-menu { display: block; }
  .sub-menu a { padding: .7rem 1.2rem; text-align: left; }
}

/* ---- ページタイトル帯 ---- */
.page-header {
  background: var(--color-bg-gray) center/cover no-repeat;
  border-bottom: 1px solid var(--color-border);
  padding: 2.5rem 0;
}
.page-header h1 {
  margin: 0; font-size: 1.6rem;
  border-left: 6px solid var(--color-primary); padding-left: .75rem;
}
.breadcrumb {
  font-size: .78rem; color: var(--color-text-muted);
  margin: .75rem 0 0; padding: 0; list-style: none;
}
.breadcrumb li { display: inline; }
.breadcrumb li + li::before { content: "›"; margin: 0 .5em; }

/* ---- 本文共通 ---- */
main { display: block; padding: 2.5rem 0 3.5rem; }
main h2 {
  font-size: 1.35rem; margin: 2.5rem 0 1rem; padding: .4rem .75rem;
  background: var(--color-bg-gray); border-left: 6px solid var(--color-primary);
}
main h2:first-child { margin-top: 0; }
main h3 {
  font-size: 1.15rem; margin: 2rem 0 1rem;
  padding-bottom: .3rem; border-bottom: 2px solid var(--color-primary);
}
main h4 { font-size: 1rem; margin: 1.5rem 0 .75rem; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.section + .section { margin-top: 3rem; }

/* キャッチコピー(大見出し) */
.catch-copy {
  text-align: center; font-size: 1.7rem; font-weight: 700;
  margin: 2.5rem 0; letter-spacing: .06em;
}

/* ストライプ表 */
.table-striped td, .table-striped th {
  padding: .7rem .9rem; border: 1px solid var(--color-border);
  text-align: left; vertical-align: top; font-weight: 400;
}
.table-striped tr:nth-child(odd) { background: var(--color-bg-gray); }
.table-striped td:first-child { width: 28%; min-width: 8em; font-weight: 600; }
@media (max-width: 575px) {
  .table-striped td { display: block; width: auto; }
  .table-striped td:first-child { width: auto; border-bottom: none; background: var(--color-bg-gray); }
}

/* カード */
.card {
  border: 1px solid var(--color-border); border-radius: 6px; overflow: hidden;
  background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.card-img img { width: 100%; height: 200px; object-fit: cover; display: block; }
.card-body { padding: 1rem 1.25rem 1.25rem; }
.card-body h3 { margin: 0 0 .5rem; border: none; padding: 0; font-size: 1.05rem; }
.card-body p { margin: 0 0 .75rem; font-size: .9rem; }
.card-grid { display: grid; gap: 1.5rem; margin: 1.5rem 0; }
@media (min-width: 768px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .card-grid-3 { grid-template-columns: repeat(3, 1fr); } }

/* アイコンカード(展開中のサービス) */
.icon-card {
  border: 1px solid var(--color-border); border-radius: 6px;
  padding: 1.5rem; text-align: center; margin: 1.5rem 0;
}
.icon-card .icon-circle {
  width: 64px; height: 64px; margin: 0 auto .75rem; border-radius: 50%;
  border: 2px solid var(--color-primary); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; font-weight: 700;
}
.icon-card h3 { border: none; padding: 0; margin: 0 0 .5rem; }
.icon-card p { margin: 0; }

/* PRブロック(企業理念 3カラム) */
.pr-blocks { display: grid; gap: 1.5rem; margin: 1.5rem 0; }
@media (min-width: 768px) { .pr-blocks { grid-template-columns: repeat(3, 1fr); } }
.pr-block { text-align: center; }
.pr-block .icon-circle {
  width: 72px; height: 72px; margin: 0 auto .75rem; border-radius: 50%;
  border: 2px solid var(--color-primary); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; font-size: 1.8rem;
}
.pr-block h3 { border: none; margin: 0 0 .5rem; padding: 0; font-size: 1.1rem; }
.pr-block p { font-size: .9rem; text-align: left; margin: 0; }

/* 2カラム */
.grid-2col { display: grid; gap: 1.5rem; margin: 1.5rem 0; }
@media (min-width: 768px) { .grid-2col { grid-template-columns: repeat(2, 1fr); } }

/* 沿革タイムライン */
.timeline { margin: 1.5rem 0; padding: 0; }
.timeline > div {
  position: relative; padding: 0 0 1.4rem 1.6rem;
  border-left: 3px solid var(--color-primary);
}
.timeline > div:last-child { padding-bottom: .25rem; }
.timeline > div::before {
  content: ""; position: absolute; left: -8px; top: .5em;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--color-primary);
}
.timeline dt { font-weight: 700; color: var(--color-accent); }
.timeline dd { margin: 0; }

/* ステップ(採用・応募の流れ) */
.steps { counter-reset: step; margin: 1.5rem 0; }
.step-item {
  position: relative; counter-increment: step;
  padding: 0 0 1.75rem 4.5rem;
}
.step-item::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 700;
}
.step-item:not(:last-child)::after {
  content: ""; position: absolute; left: 25px; top: 56px; bottom: 4px;
  width: 2px; background: var(--color-border);
}
.step-item h4 { margin: 0 0 .4rem; padding-top: .6rem; font-size: 1.05rem; }
.step-item p { margin: 0; }

/* 吹き出し(採用) */
.balloon { display: flex; gap: 1rem; align-items: flex-start; margin: 1.5rem 0; }
.balloon-icon img {
  width: 64px; height: 64px; border-radius: 50%; object-fit: cover;
  border: 1px solid var(--color-border);
}
.balloon-body {
  position: relative; background: var(--color-bg-gray);
  border: 1px solid var(--color-border); border-radius: 8px;
  padding: .9rem 1.1rem; flex: 1;
}
.balloon-body::before {
  content: ""; position: absolute; left: -9px; top: 22px;
  border: 5px solid transparent; border-right-color: var(--color-bg-gray);
  border-left: none;
}
.balloon-body p { margin: 0; }

/* 枠付きボックス(募集職種) */
.border-box { border: 2px solid #4267b2; border-radius: 6px; margin: 1.5rem 0; overflow: hidden; }
.border-box-title {
  background: #4267b2; color: #fff; margin: 0;
  padding: .5rem 1rem; font-size: 1rem;
}
.border-box-body { padding: 1rem 1.25rem; }
.border-box-body p:first-child { margin-top: 0; }
.border-box-body p:last-child { margin-bottom: 0; }

/* お知らせ関連 */
.news-list { list-style: none; margin: 1.5rem 0; padding: 0; }
.news-list li { border-bottom: 1px solid var(--color-border); }
.news-list a {
  display: flex; gap: 1.25rem; align-items: center;
  padding: 1rem .25rem; text-decoration: none; color: inherit;
}
.news-list a:hover { background: var(--color-bg-gray); opacity: 1; }
.news-thumb {
  flex: 0 0 128px; width: 128px; height: 84px;
  object-fit: cover; border-radius: 4px; background: var(--color-bg-gray);
}
.news-meta { flex: 1; min-width: 0; }
.news-date {
  display: inline-block; font-size: .8rem; color: var(--color-text-muted);
  margin-bottom: .2rem;
}
.news-title { display: block; font-weight: 600; line-height: 1.5; }
@media (max-width: 575px) {
  .news-thumb { flex-basis: 92px; width: 92px; height: 62px; }
}

/* 記事ページ */
.article-date { color: var(--color-text-muted); font-size: .85rem; margin: 0 0 1.25rem; }
.article-eyecatch { margin: 0 0 1.5rem; }
.article-eyecatch img { border-radius: 6px; display: block; }
.article-body figure { margin: 1.5rem 0; }
.article-body figcaption { font-size: .8rem; color: var(--color-text-muted); text-align: center; }
.article-nav { margin-top: 3rem; text-align: center; }

/* 注意ボックス(記事内) */
.note-box {
  border: 2px solid var(--color-accent); border-radius: 6px; margin: 1.5rem 0; overflow: hidden;
}
.note-box-title {
  background: var(--color-accent); color: #fff; margin: 0;
  padding: .5rem 1rem; font-size: 1rem;
}
.note-box-body { padding: 1rem 1.25rem; }

/* 動画埋め込み */
.video-embed { position: relative; padding-top: 56.25%; margin: 1.5rem 0; }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; }

/* ---- ボタン ---- */
.btn {
  display: inline-block; padding: .55rem 1.6rem; border-radius: 4px;
  background: var(--color-primary); border: 1px solid var(--color-accent);
  color: #fff; font-weight: 700; text-decoration: none; cursor: pointer;
  font-size: 1rem; font-family: inherit;
}
.btn:hover { background: var(--color-accent); opacity: 1; }
.btn-lg { padding: .8rem 2.4rem; font-size: 1.1rem; }
.btn[disabled] { background: #ccc; border-color: #bbb; cursor: not-allowed; }

/* ---- フォーム ---- */
.form-note {
  background: var(--color-bg-gray); border: 1px dashed var(--color-accent);
  border-radius: 6px; padding: .8rem 1.1rem; font-size: .9rem; margin: 1.25rem 0;
}
.form-field { margin: 0 0 1.25rem; }
.form-field label { display: block; font-weight: 600; margin-bottom: .3rem; }
.required {
  color: #c00; font-size: .75rem; font-weight: 400; margin-left: .4em;
}
input[type="text"], input[type="email"], input[type="tel"], input[type="file"], textarea {
  width: 100%; max-width: 640px; padding: .55rem .7rem;
  border: 1px solid #bbb; border-radius: 4px; font: inherit; background: #fff;
}
textarea { min-height: 180px; }
input:focus, textarea:focus { outline: 2px solid var(--color-primary); }

/* ---- お問い合わせCTA帯 ---- */
.cta-contact { background: var(--color-bg-gray); border-top: 1px solid var(--color-border); padding: 2rem 0; }
.cta-contact .container {
  display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; justify-content: center;
}
.cta-contact-info { text-align: center; line-height: 1.5; }
.cta-contact-catch { display: block; font-size: .9rem; }
.cta-contact-tel { display: block; font-size: 1.8rem; font-weight: 700; }
.cta-contact-tel a { color: var(--color-accent); text-decoration: none; }
.cta-contact-time { display: block; font-size: .8rem; color: var(--color-text-muted); }

/* ---- フッター ---- */
.site-footer { background: #222; color: #ddd; padding: 2.5rem 0 1.5rem; font-size: .88rem; }
.site-footer a { color: #fff; text-decoration: none; }
.footer-nav ul {
  list-style: none; margin: 0 0 1.5rem; padding: 0;
  display: flex; flex-wrap: wrap; gap: .25rem 1.5rem;
}
.footer-info { line-height: 1.9; }
.footer-info p { margin: 0; }
.footer-license { color: #aaa; font-size: .8rem; }
.copyright { margin-top: 1.5rem; color: #aaa; font-size: .8rem; text-align: center; }