/* ==========================================================================
   株式会社 電空（DENKU）コーポレートサイト 共通CSS
   全6ページ共有 / モバイルファースト
   ========================================================================== */

:root{
  --brand:#0061b1;
  --brand-deep:#013a6a;
  --brand-bright:#0072d0;
  --steel:#4b4848;
  --silver:#9aa3ac;
  --silver-soft:#eef2f7;
  --ink:#1a2430;
  --muted:#5b6776;
  --bg:#ffffff;
  --surface:#f4f7fb;
  --line:#e3e9f0;
  --font-serif:'Noto Serif JP',serif;
  --font-sans:'Noto Sans JP',sans-serif;
  --maxw:1160px;
  --radius:10px;
  --shadow:0 18px 50px -22px rgba(1,58,106,.30);
  --shadow-sm:0 8px 24px -14px rgba(1,58,106,.30);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  color:var(--ink);
  background:var(--bg);
  line-height:1.85;
  font-weight:400;
  font-size:16px;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.4;font-weight:700}
p{margin:0 0 1em}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:72px 0}
.section.tight{padding:48px 0}
.bg-surface{background:var(--surface)}
.bg-deep{background:var(--brand-deep);color:#fff}
.serif{font-family:var(--font-serif)}

/* ---------- 共通: セクション見出し ---------- */
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.22em;
  color:var(--brand-bright);
  text-transform:uppercase;
  margin-bottom:14px;
  position:relative;
  padding-left:34px;
}
.eyebrow::before{
  content:"";position:absolute;left:0;top:50%;
  width:24px;height:2px;background:var(--brand-bright);transform:translateY(-50%);
}
.bg-deep .eyebrow{color:#9fc2f2}
.bg-deep .eyebrow::before{background:#9fc2f2}
.sec-title{
  font-family:var(--font-serif);
  font-size:clamp(24px,4.4vw,38px);
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:18px;
  line-height:1.45;
}
.sec-lead{color:var(--muted);max-width:680px;font-size:15.5px}
.bg-deep .sec-lead{color:#cfe0f3}
.center{text-align:center}
.center .eyebrow{padding-left:0}
.center .eyebrow::before{display:none}
.center .sec-lead{margin-left:auto;margin-right:auto}

/* ---------- ボタン ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:15px;letter-spacing:.04em;
  padding:15px 30px;border-radius:6px;cursor:pointer;border:none;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
  line-height:1;text-align:center;
}
.btn .ar{transition:transform .25s ease}
.btn:hover .ar{transform:translateX(5px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 26px -12px rgba(0,97,177,.7)}
.btn-primary:hover{background:var(--brand-bright);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.65)}
.btn-ghost:hover{background:#fff;color:var(--brand-deep);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--brand);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-lg{padding:18px 40px;font-size:16px}

/* ---------- ヘッダー ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:var(--maxw);margin:0 auto;padding:0 22px;
  display:flex;align-items:center;justify-content:space-between;height:70px;
}
.brand{display:flex;align-items:center;gap:11px}
.brand-mark{
  width:38px;height:38px;border-radius:8px;flex:0 0 auto;position:relative;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px -8px rgba(0,97,177,.8);
}
.brand-mark span{font-family:var(--font-serif);color:#fff;font-weight:700;font-size:21px;line-height:1}
.brand-mark::after{
  content:"";position:absolute;right:5px;bottom:6px;width:13px;height:3px;border-radius:2px;
  background:var(--brand-bright);transform:rotate(-32deg);box-shadow:0 4px 0 -1px rgba(159,194,242,.85);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.1}
.brand-jp{font-family:var(--font-serif);font-weight:700;font-size:17px;color:var(--ink);letter-spacing:.06em}
.brand-en{font-size:9.5px;font-weight:700;letter-spacing:.32em;color:var(--brand);margin-top:2px}

.mainnav{display:flex;align-items:center;gap:4px}
.mainnav a{
  font-size:14.5px;font-weight:500;padding:10px 14px;color:var(--ink);border-radius:5px;
  transition:color .2s,background .2s;position:relative;
}
.mainnav a:not(.nav-cta):hover{color:var(--brand)}
.mainnav a.active:not(.nav-cta){color:var(--brand);font-weight:700}
.mainnav a.active:not(.nav-cta)::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-cta{background:var(--brand);color:#fff !important;font-weight:700;padding:11px 22px !important;margin-left:10px;border-radius:5px;}
.nav-cta:hover{background:var(--brand-bright)}

.nav-toggle{
  display:none;width:46px;height:42px;border:none;background:transparent;cursor:pointer;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:11px;width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s;
}
.nav-toggle span{top:20px}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}
.nav-open .nav-toggle span{background:transparent}
.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

@media(max-width:900px){
  .nav-toggle{display:block;z-index:110}
  .mainnav{
    position:fixed;inset:0 0 0 auto;width:min(82vw,330px);height:100vh;
    flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;
    background:#fff;padding:90px 26px 40px;transform:translateX(100%);transition:transform .35s ease;
    box-shadow:-20px 0 50px -20px rgba(1,58,106,.4);overflow-y:auto;
  }
  .nav-open .mainnav{transform:translateX(0)}
  .mainnav a{padding:16px 6px;font-size:16px;border-bottom:1px solid var(--line)}
  .mainnav a.active:not(.nav-cta)::after{display:none}
  .nav-cta{margin:18px 0 0;text-align:center;padding:16px !important}
  body.nav-open{overflow:hidden}
  .nav-scrim{position:fixed;inset:0;background:rgba(1,58,106,.4);opacity:0;visibility:hidden;transition:.3s;z-index:105}
  .nav-open .nav-scrim{opacity:1;visibility:visible}
}

/* ==========================================================================
   ヒーロー / 幾何プレースホルダー
   ========================================================================== */
.geo{
  background:linear-gradient(135deg,var(--brand-deep) 0%,var(--brand) 55%,var(--brand-bright) 130%);
  position:relative;overflow:hidden;
}
/* 微細な幾何ライン群（共通装飾） */
.geo::before{
  content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(circle at 70% 30%,#000 10%,transparent 75%);
}
.geo::after{
  content:"";position:absolute;right:-120px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,114,208,.55),transparent 65%);pointer-events:none;
}

.hero{min-height:clamp(560px,86vh,820px);display:flex;align-items:center;color:#fff;position:relative}
/* IMAGE 差し替え: .hero に背景画像を入れる場合、下記のように上書きクラスを使う想定 */
.hero .hero-img-layer{
  position:absolute;inset:0;z-index:0;opacity:.34;background-size:cover;background-position:center;
  /* 例: background-image:url('assets/images/hero_main.jpg'); */
}
.hero-swoosh{
  position:absolute;left:0;right:0;bottom:0;height:160px;z-index:1;pointer-events:none;
  background:linear-gradient(transparent,rgba(1,58,106,.55));
}
.hero-lines{
  position:absolute;left:-5%;bottom:-10%;width:60%;height:120%;z-index:1;pointer-events:none;opacity:.32;
  background:repeating-linear-gradient(58deg,rgba(255,255,255,.16) 0 2px,transparent 2px 26px);
  mask-image:linear-gradient(120deg,#000,transparent 70%);
}
.hero-inner{position:relative;z-index:3;max-width:var(--maxw);margin:0 auto;padding:0 22px;width:100%}
.hero-en{
  font-size:13px;font-weight:700;letter-spacing:.4em;color:#9fc2f2;margin-bottom:22px;
  display:flex;align-items:center;gap:14px;
}
.hero-en::before{content:"";width:46px;height:2px;background:#9fc2f2}
.hero h1{
  font-family:var(--font-serif);font-weight:700;
  font-size:clamp(30px,6.6vw,62px);line-height:1.32;letter-spacing:.03em;
  text-shadow:0 4px 30px rgba(0,0,0,.25);
}
.hero h1 .accent{color:#9fc2f2}
.hero-sub{
  margin-top:24px;font-size:clamp(15px,2.2vw,18px);color:#e5eefb;max-width:600px;line-height:2;font-weight:400;
}
.hero-actions{margin-top:38px;display:flex;flex-wrap:wrap;gap:14px}
.hero-meta{
  margin-top:46px;display:flex;flex-wrap:wrap;gap:30px 46px;border-top:1px solid rgba(255,255,255,.18);padding-top:26px;
}
.hero-meta .item .n{font-family:var(--font-serif);font-size:clamp(22px,3.6vw,32px);font-weight:700;color:#fff;line-height:1}
.hero-meta .item .n small{font-size:14px;margin-left:3px;color:#9fc2f2}
.hero-meta .item .l{font-size:12px;letter-spacing:.12em;color:#bcd2ee;margin-top:8px}

/* ---------- 下層ページヒーロー ---------- */
.page-hero{color:#fff;padding:74px 0 64px;position:relative}
.page-hero .en{font-size:13px;font-weight:700;letter-spacing:.36em;color:#9fc2f2;margin-bottom:14px}
.page-hero h1{font-family:var(--font-serif);font-size:clamp(26px,5vw,42px);letter-spacing:.04em}
.page-hero p{margin-top:16px;color:#dbe7f7;max-width:660px;font-size:15px}

.breadcrumb{font-size:12.5px;color:var(--muted);padding:16px 0;letter-spacing:.04em}
.breadcrumb a{color:var(--brand)}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb .sep{margin:0 8px;color:var(--silver)}

/* ==========================================================================
   汎用パーツ
   ========================================================================== */
/* リード（AIO用 結論先出し） */
.lead-block{
  background:var(--surface);border-left:4px solid var(--brand);
  padding:22px 26px;border-radius:0 8px 8px 0;margin-bottom:8px;
}
.lead-block p{margin:0;font-size:15.5px;color:var(--ink);line-height:2}

/* MESSAGE split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.split.rev .split-media{order:2}
.split-media .ph{border-radius:var(--radius);overflow:hidden;min-height:380px;box-shadow:var(--shadow)}
@media(max-width:820px){
  .split{grid-template-columns:1fr;gap:30px}
  .split.rev .split-media{order:0}
  .split-media .ph{min-height:260px}
}

/* 画像プレースホルダー（品よく） */
.ph{
  position:relative;display:flex;align-items:flex-end;
  background:linear-gradient(140deg,var(--brand-deep),var(--brand) 70%,var(--brand-bright));
  color:#fff;overflow:hidden;min-height:240px;
  background-size:cover;background-position:center;
}
.ph::before{
  content:"";position:absolute;inset:0;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:34px 34px;mask-image:radial-gradient(circle at 75% 25%,#000,transparent 78%);
}
.ph::after{
  content:"";position:absolute;left:-30%;bottom:-40%;width:80%;height:120%;opacity:.28;
  background:repeating-linear-gradient(58deg,rgba(255,255,255,.18) 0 2px,transparent 2px 24px);
  mask-image:linear-gradient(120deg,#000,transparent 75%);
}
.ph .ph-en{position:absolute;top:20px;left:22px;font-size:11px;font-weight:700;letter-spacing:.28em;color:rgba(255,255,255,.7)}
.ph .ph-label{position:relative;z-index:2;padding:20px 22px;font-weight:700;font-size:15px;letter-spacing:.03em;
  background:linear-gradient(transparent,rgba(1,58,106,.55))}
.ph.tall{min-height:420px}

/* 実写真を差し込んだプレースホルダー：装飾オーバーレイを抑えてクリーンに表示 */
.ph.has-img{background-color:var(--brand-deep)}
.ph.has-img::before,.ph.has-img::after{display:none}
.ph.has-img .ph-en{display:none}
/* 事業カードの小さい画像はキャプション非表示（カード本文に見出しがあるため） */
.biz-card .ph.has-img .ph-label{display:none}
/* tall（メッセージ／事例／採用）は写真上のキャプションを残し、可読性を上げる */
.ph.has-img .ph-label{background:linear-gradient(transparent,rgba(1,58,106,.82))}

/* 強み・特徴グリッド */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  transition:transform .3s,box-shadow .3s,border-color .3s;height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfdcec}
.card .no{
  font-family:var(--font-serif);font-size:14px;font-weight:700;color:var(--brand-bright);letter-spacing:.1em;
  display:block;margin-bottom:12px;
}
.card .ic{
  width:54px;height:54px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));box-shadow:0 10px 22px -12px rgba(0,97,177,.8);
}
.card .ic svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:1.7}
.card h3{font-size:18px;margin-bottom:10px;letter-spacing:.02em}
.card .en{font-size:11px;font-weight:700;letter-spacing:.2em;color:var(--silver);margin-bottom:4px}
.card p{font-size:14px;color:var(--muted);margin:0;line-height:1.95}

/* 事業カード（画像付き） */
.biz-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;
  display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s;height:100%;
}
.biz-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.biz-card .ph{min-height:178px}
.biz-card .body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.biz-card .en{font-size:11px;font-weight:700;letter-spacing:.2em;color:var(--brand-bright);margin-bottom:6px}
.biz-card h3{font-size:18.5px;margin-bottom:10px}
.biz-card p{font-size:14px;color:var(--muted);margin:0 0 16px;line-height:1.95}
.biz-card .more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--brand)}
.biz-card .more .ar{transition:transform .25s}
.biz-card:hover .more .ar{transform:translateX(4px)}

/* 数値スタット */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{text-align:center;padding:26px 14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.bg-deep .stat{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14)}
.stat .n{font-family:var(--font-serif);font-size:clamp(26px,4.4vw,40px);font-weight:700;color:var(--brand);line-height:1}
.bg-deep .stat .n{color:#fff}
.stat .n small{font-size:15px;margin-left:2px;color:var(--brand-bright)}
.bg-deep .stat .n small{color:#9fc2f2}
.stat .l{font-size:12.5px;color:var(--muted);margin-top:12px;letter-spacing:.06em}
.bg-deep .stat .l{color:#cfe0f3}

/* ==========================================================================
   business.html 詳細セクション
   ========================================================================== */
.biz-row{display:grid;grid-template-columns:0.9fr 1.1fr;gap:50px;align-items:center;padding:8px 0}
.biz-row.rev .biz-row-media{order:2}
@media(max-width:860px){.biz-row{grid-template-columns:1fr;gap:26px}.biz-row.rev .biz-row-media{order:0}}
.biz-row-media .ph{min-height:340px;border-radius:var(--radius);box-shadow:var(--shadow)}
.biz-row .num{font-family:var(--font-serif);font-size:50px;font-weight:700;color:var(--silver-soft);line-height:.8;
  -webkit-text-stroke:1px var(--silver);color:transparent}
.feature-list{margin:18px 0 0;display:grid;gap:10px}
.feature-list li{position:relative;padding-left:28px;font-size:14.5px;color:var(--ink)}
.feature-list li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;
  background:var(--brand);background-image:linear-gradient(135deg,var(--brand-bright),var(--brand-deep));
}
.feature-list li::after{
  content:"";position:absolute;left:5px;top:12px;width:5px;height:8px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(40deg)
}

/* ==========================================================================
   施工フロー STEP
   ========================================================================== */
.flow{display:grid;gap:18px;counter-reset:step}
.flow .step{
  display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;position:relative;
}
.flow .step .badge{
  width:64px;height:64px;border-radius:50%;flex:0 0 auto;display:flex;flex-direction:column;
  align-items:center;justify-content:center;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));box-shadow:0 12px 24px -12px rgba(0,97,177,.8);
}
.flow .step .badge small{font-size:9px;letter-spacing:.16em;opacity:.85}
.flow .step .badge b{font-family:var(--font-serif);font-size:22px;line-height:1}
.flow .step h3{font-size:17px;margin-bottom:6px}
.flow .step p{font-size:14px;color:var(--muted);margin:0}
.flow .step:not(:last-child)::after{
  content:"";position:absolute;left:54px;bottom:-18px;width:2px;height:18px;background:var(--line);
}
@media(max-width:560px){.flow .step{grid-template-columns:1fr;gap:14px}.flow .step:not(:last-child)::after{display:none}}

/* ==========================================================================
   テーブル（会社概要 / 実績一覧 / 許認可）
   ========================================================================== */
.data-table{width:100%;border-collapse:collapse;font-size:14.5px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.data-table th,.data-table td{padding:16px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.data-table th{
  width:200px;background:var(--surface);color:var(--brand-deep);font-weight:700;font-size:13.5px;letter-spacing:.04em;white-space:nowrap;
}
.data-table tr:last-child th,.data-table tr:last-child td{border-bottom:none}
@media(max-width:640px){
  .data-table,.data-table tbody,.data-table tr,.data-table th,.data-table td{display:block;width:100%}
  .data-table th{border-bottom:none;padding-bottom:4px}
  .data-table td{padding-top:4px;padding-bottom:16px}
}

/* 横スクロールテーブル（実績一覧） */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
.works-table{width:100%;border-collapse:collapse;font-size:14px;min-width:680px;background:#fff}
.works-table th,.works-table td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
.works-table thead th{background:var(--brand-deep);color:#fff;font-weight:700;font-size:13px;letter-spacing:.04em;white-space:nowrap}
.works-table tbody tr:hover{background:var(--surface)}
.works-table .role{color:var(--brand);font-weight:700;white-space:nowrap}
.note{font-size:13px;color:var(--muted);margin-top:16px;line-height:1.9;background:var(--surface);padding:16px 20px;border-radius:8px}

/* CASE 大型 */
.case{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.case.rev .case-media{order:2}
@media(max-width:860px){.case{grid-template-columns:1fr;gap:28px}.case.rev .case-media{order:0}}
.case-media .ph{min-height:380px;border-radius:var(--radius);box-shadow:var(--shadow)}
.case .tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.14em;color:var(--brand-bright);
  border:1px solid var(--line);background:var(--surface);padding:5px 12px;border-radius:20px;margin-bottom:14px}
.case .scale{font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--brand-deep);margin:14px 0 10px}
.case dl{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;margin:18px 0 0;font-size:13.5px}
.case dt{color:var(--muted);font-weight:700}
.case dd{margin:0;color:var(--ink)}

/* ==========================================================================
   許認可リスト
   ========================================================================== */
.lic-list{display:grid;gap:14px}
.lic-item{
  display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:8px;padding:18px 22px;
}
.lic-item .tag{font-size:11px;font-weight:700;letter-spacing:.1em;color:#fff;background:var(--brand);
  padding:6px 12px;border-radius:5px;white-space:nowrap;text-align:center;align-self:center}
.lic-item .ctx h4{font-size:15px;margin-bottom:3px}
.lic-item .ctx p{margin:0;font-size:13.5px;color:var(--muted);font-family:var(--font-serif);font-weight:600;letter-spacing:.03em}
@media(max-width:560px){.lic-item{grid-template-columns:1fr;gap:10px}}

/* ==========================================================================
   採用
   ========================================================================== */
.recruit-merit{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
@media(max-width:760px){.recruit-merit{grid-template-columns:1fr}}
.merit{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;gap:20px;align-items:flex-start}
.merit .mn{font-family:var(--font-serif);font-size:30px;font-weight:700;color:var(--silver-soft);
  -webkit-text-stroke:1.2px var(--brand-bright);color:transparent;line-height:1;flex:0 0 auto}
.merit h3{font-size:17px;margin-bottom:8px}
.merit p{font-size:14px;color:var(--muted);margin:0}

.job-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 30px 26px;height:100%}
.job-card .badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--brand);
  background:var(--silver-soft);padding:5px 13px;border-radius:20px;margin-bottom:14px}
.job-card h3{font-size:19px;margin-bottom:12px}
.job-card dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;font-size:13.5px;margin:0}
.job-card dt{color:var(--muted);font-weight:700;white-space:nowrap}
.job-card dd{margin:0}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq{display:grid;gap:14px;max-width:880px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:box-shadow .25s}
.faq details[open]{box-shadow:var(--shadow-sm)}
.faq summary{
  list-style:none;cursor:pointer;padding:22px 56px 22px 24px;font-weight:700;font-size:15.5px;position:relative;line-height:1.7;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";font-family:var(--font-serif);color:var(--brand-bright);margin-right:12px;font-weight:700}
.faq summary::after{
  content:"";position:absolute;right:24px;top:26px;width:11px;height:11px;
  border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(45deg);transition:transform .3s;
}
.faq details[open] summary::after{transform:rotate(-135deg);top:30px}
.faq .ans{padding:0 24px 24px 50px;color:var(--muted);font-size:14.5px;line-height:2}

/* ==========================================================================
   フォーム
   ========================================================================== */
.form-wrap{max-width:720px;margin:0 auto}
.form-grid{display:grid;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field.half{}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.field label{font-size:13.5px;font-weight:700;color:var(--brand-deep);letter-spacing:.03em}
.field label .req{color:#d24545;font-size:11px;margin-left:6px;font-weight:700}
.field label .opt{color:var(--silver);font-size:11px;margin-left:6px;font-weight:500}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:15px;color:var(--ink);background:#fff;
  border:1.5px solid var(--line);border-radius:8px;padding:13px 15px;width:100%;transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(0,114,208,.14);
}
.field textarea{min-height:160px;resize:vertical;line-height:1.8}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-submit{margin-top:8px;text-align:center}
.form-note{font-size:12.5px;color:var(--muted);text-align:center;margin-top:14px;line-height:1.9}
.form-msg{display:none;border-radius:10px;padding:22px 24px;margin-top:8px;font-size:14.5px;line-height:1.9}
.form-msg.ok{display:block;background:#eaf5ee;border:1px solid #bfe0cb;color:#1f6b3a}
.form-msg.err{display:block;background:#fcebea;border:1px solid #f3c4c1;color:#a8362f}
.form-msg h3{font-size:17px;margin-bottom:8px;color:inherit}

.contact-info{display:grid;gap:14px}
.contact-info .ci{display:flex;gap:14px;align-items:flex-start;font-size:14.5px}
.contact-info .ci .k{font-weight:700;color:var(--brand-deep);min-width:64px}

/* ==========================================================================
   CTA バナー
   ========================================================================== */
.cta{position:relative;color:#fff;text-align:center;padding:78px 0;overflow:hidden}
.cta .container{position:relative;z-index:2}
.cta h2{font-family:var(--font-serif);font-size:clamp(24px,4.4vw,36px);margin-bottom:14px;letter-spacing:.03em}
.cta p{color:#dbe7f7;max-width:560px;margin:0 auto 30px;font-size:15px}
.cta .cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta .tel{margin-top:24px;font-size:13px;color:#bcd2ee}
.cta .tel a{color:#fff;font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:.04em}

/* ==========================================================================
   フッター
   ========================================================================== */
.site-footer{background:var(--ink);color:#c3ccd6;padding:60px 0 26px;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1)}
@media(max-width:820px){.footer-top{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-top{grid-template-columns:1fr;gap:30px}}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--brand-bright),var(--brand))}
.footer-brand .fb-jp{font-family:var(--font-serif);font-weight:700;font-size:18px;color:#fff;letter-spacing:.06em}
.footer-brand .fb-en{font-size:9px;font-weight:700;letter-spacing:.3em;color:#9fc2f2}
.site-footer .desc{font-size:13.5px;line-height:1.95;color:#aeb8c4;margin:0 0 16px}
.site-footer .addr{font-size:13px;line-height:1.9;color:#aeb8c4}
.site-footer .addr b{color:#dfe6ee;font-weight:700;font-size:12px;letter-spacing:.06em}
.footer-h{font-size:11px;font-weight:700;letter-spacing:.2em;color:#fff;margin-bottom:16px}
.site-footer ul li{margin-bottom:11px}
.site-footer ul li a{color:#aeb8c4;font-size:13.5px;transition:color .2s}
.site-footer ul li a:hover{color:#fff}
.site-footer .lic{font-size:12px;color:#8b96a3;line-height:1.9}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:24px;font-size:12px;color:#8b96a3}
.footer-bottom a{color:#8b96a3}
.footer-bottom a:hover{color:#c3ccd6}

/* ==========================================================================
   reveal アニメーション
   ========================================================================== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.12s}
.reveal.d2{transition-delay:.24s}
.reveal.d3{transition-delay:.36s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* 共通スペーシングヘルパ */
.mt-s{margin-top:14px}.mt-m{margin-top:28px}.mt-l{margin-top:44px}
.mb-l{margin-bottom:44px}
.maxw-narrow{max-width:820px}

/* ===== ロゴ画像（ブランド） ===== */
.brand{gap:0}
.brand-logo{height:38px;width:auto;display:block}
@media(max-width:600px){.brand-logo{height:31px}}
.footer-brand{align-items:center}
.footer-logo{height:42px;width:auto;display:block}