/* 灯和電設（デモ） — 青 #0D4A8C ／ 黄 #FFC61A ／ 背景 白・#F2F4F7 */
:root{
  --blue:#0D4A8C;
  --blue-dk:#0A3A6F;
  --yellow:#FFC61A;
  --ink:#1B2430;
  --sub:#5A6574;
  --line:#D9DEE5;
  --bg2:#F2F4F7;
  --w:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--ink);font-family:"M PLUS 1","Hiragino Sans","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;font-weight:400;font-size:16px;line-height:1.9;letter-spacing:.02em}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3{font-feature-settings:"palt";letter-spacing:.03em;line-height:1.35;margin:0}
p{margin:0}
.nw{display:inline-block}
.pc{display:inline}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}

/* デモ表示 */
.demo{margin:0;padding:8px 20px;background:var(--ink);color:#fff;font-size:13px;line-height:1.6;text-align:center}
.demo a{color:var(--yellow)}

/* ヘッダー */
.hd{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hd__in{max-width:var(--w);margin:0 auto;padding:0 20px;height:76px;display:flex;align-items:center;gap:32px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo__mark{width:44px;height:44px;display:grid;place-items:center;background:var(--blue);color:var(--yellow);font-weight:800;font-size:24px;line-height:1;border-radius:2px}
.logo__txt{display:flex;flex-direction:column;font-weight:800;font-size:22px;line-height:1.15;letter-spacing:.08em}
.logo__txt small{font-size:11px;font-weight:500;color:var(--sub);letter-spacing:.06em;margin-bottom:3px}
.gnav{display:flex;gap:28px;margin-left:auto;font-size:15px;font-weight:500}
.gnav a{text-decoration:none;padding:6px 0;border-bottom:2px solid transparent}
.gnav a:hover{border-bottom-color:var(--yellow)}
.hd__tel{display:flex;flex-direction:column;align-items:flex-end;text-decoration:none;line-height:1.2;padding-left:28px;border-left:1px solid var(--line)}
.hd__tel-num{font-size:26px;font-weight:800;color:var(--blue);letter-spacing:.04em;font-variant-numeric:tabular-nums}
.hd__tel-time{font-size:12px;color:var(--sub);margin-top:2px}
.hd__menu{display:none}

/* スマホメニュー */
.spnav{position:fixed;inset:0;z-index:50;background:var(--blue);color:#fff;padding:72px 24px 24px;display:flex;flex-direction:column;gap:24px}
.spnav[hidden]{display:none}
.spnav nav{display:flex;flex-direction:column;border-top:1px solid rgba(255,255,255,.25)}
.spnav nav a{padding:18px 4px;border-bottom:1px solid rgba(255,255,255,.25);text-decoration:none;font-size:18px;font-weight:700}
.spnav__tel{display:block;text-align:center;background:var(--yellow);color:var(--ink);font-weight:800;font-size:18px;padding:16px;text-decoration:none}
.spnav__close{position:absolute;top:16px;right:16px;min-height:44px;padding:0 16px;background:none;border:1px solid rgba(255,255,255,.6);color:#fff;font:inherit;font-size:14px}

/* FV：左に文字、右に写真（中央寄せにしない） */
.fv{display:grid;grid-template-columns:minmax(0,47fr) minmax(0,53fr);min-height:560px;background:var(--blue);color:#fff}
.fv__txt{padding:52px 48px 48px max(20px, calc((100vw - var(--w)) / 2 + 20px));display:flex;flex-direction:column;justify-content:center}
.fv__area{display:inline-block;align-self:flex-start;font-size:14px;font-weight:700;letter-spacing:.08em;padding:4px 12px;border:1px solid rgba(255,255,255,.5);margin-bottom:24px}
.fv__title{font-size:clamp(34px,4.1vw,54px);font-weight:800;line-height:1.32;letter-spacing:.02em}
.fv__title em{font-style:normal;color:var(--ink);background:var(--yellow);padding:0 .12em;margin-right:.04em}
.fv__lead{margin-top:24px;font-size:16px;line-height:2;color:rgba(255,255,255,.92)}
.fv__act{margin-top:32px;display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.fv__link{font-weight:700;font-size:15px;text-underline-offset:6px;text-decoration-color:var(--yellow);text-decoration-thickness:2px}
.fv__link:hover{color:var(--yellow)}
.fv__photo{margin:0;position:relative;overflow:hidden}
.fv__photo img{width:100%;height:100%;object-fit:cover;object-position:20% 50%}
.fv__photo figcaption{position:absolute;right:0;bottom:0;background:rgba(27,36,48,.72);color:#fff;font-size:12px;line-height:1.5;padding:6px 12px}

.btn-tel{display:inline-flex;flex-direction:column;justify-content:center;min-height:64px;padding:8px 26px;background:var(--yellow);color:var(--ink);text-decoration:none;line-height:1.25;border-radius:2px;transition:background .15s}
.btn-tel:hover{background:#FFD54F}
.btn-tel__label{font-size:12px;font-weight:700}
.btn-tel__num{font-size:26px;font-weight:800;letter-spacing:.04em;font-variant-numeric:tabular-nums}

/* 訴求バー */
.appeal{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);background:var(--yellow);color:var(--ink)}
.appeal li{display:flex;align-items:baseline;justify-content:center;gap:14px;padding:22px 16px;border-left:1px solid rgba(27,36,48,.25)}
.appeal li:first-child{border-left:0}
.appeal b{font-size:21px;font-weight:800;letter-spacing:.04em;white-space:nowrap}
.appeal span{font-size:13px;font-weight:500}

/* セクション共通の見出し：左寄せ＋横に説明 */
.sec-head{max-width:var(--w);margin:0 auto 28px;padding:0 20px;display:flex;align-items:flex-end;gap:32px}
.sec-head h2{font-size:34px;font-weight:800;padding-left:18px;border-left:6px solid var(--blue);line-height:1.2;white-space:nowrap}
.sec-head p{color:var(--sub);font-size:15px;padding-bottom:2px}

/* サービス：大1つ＋小2つ（同じ形を並べない） */
.service{padding:56px 0 64px}
.service__grid{max-width:var(--w);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:start}
.svc--main img{aspect-ratio:2/1;object-fit:cover;object-position:50% 40%;width:100%}
.svc--main .svc__body{padding-top:18px}
.service__side{display:grid;gap:24px}
.svc h3{font-size:24px;font-weight:800;display:flex;align-items:baseline;gap:12px;margin-bottom:10px}
.svc__no{font-size:15px;font-weight:800;color:var(--blue);border-bottom:3px solid var(--yellow);line-height:1.3}
.svc p{font-size:15px;line-height:1.95}
.svc--side{display:grid;grid-template-columns:180px 1fr;gap:22px;align-items:start;padding-bottom:24px;border-bottom:1px solid var(--line)}
.svc--side:last-child{border-bottom:0;padding-bottom:0}
.svc--side img{width:180px;height:150px;object-fit:cover}
.svc--side h3{font-size:21px;margin-bottom:6px}
.svc--side p{font-size:14.5px;line-height:1.85}
.tags{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.tags li{font-size:13px;font-weight:500;padding:4px 12px;background:var(--bg2);border-left:3px solid var(--blue)}

/* 料金目安：お品書き風の点線リスト */
.price{background:var(--bg2);padding:48px 0 72px;border-top:6px solid var(--blue)}
.price__in{max-width:var(--w);margin:0 auto;padding:0 20px}
.price__head{display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:end;margin-bottom:24px}
.price__head h2{font-size:34px;font-weight:800;padding-left:18px;border-left:6px solid var(--blue);line-height:1.2;white-space:nowrap}
.price__head h2 span{font-size:18px;font-weight:700;color:var(--sub)}
.price__head p{font-size:14px;color:var(--sub);line-height:1.9}
.price__head strong{color:var(--ink);background:linear-gradient(transparent 62%,rgba(255,198,26,.6) 62%)}
.price__cols{display:grid;grid-template-columns:1fr 1fr;gap:0 56px;background:#fff;padding:12px 36px;border:1px solid var(--line)}
.menu{margin:0}
.menu div{display:flex;align-items:baseline;gap:12px;padding:15px 0;border-bottom:1px dotted #AEB7C3}
.menu div:last-child{border-bottom:0}
.menu dt{font-weight:700;font-size:17px;flex:1;display:flex;flex-direction:column;line-height:1.5}
.menu dt small{font-weight:400;font-size:12.5px;color:var(--sub);margin-top:2px}
.menu dd{margin:0;font-size:28px;font-weight:800;color:var(--blue);font-variant-numeric:tabular-nums;white-space:nowrap;letter-spacing:.01em}
.menu dd span{font-size:14px;font-weight:700;margin-left:2px;color:var(--ink)}
.price__shop{margin-top:20px;font-size:15px;padding:14px 18px;background:#fff;border-left:6px solid var(--yellow)}
.price__note{margin-top:10px;font-size:12px;color:var(--sub)}

/* 流れ：横一列の番号つきステップ＋写真 */
.flow{padding:80px 0}
.flow .sec-head{margin-bottom:56px}
.flow__list{list-style:none;counter-reset:f;max-width:var(--w);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;width:100%}
.flow__list li{counter-increment:f;position:relative;padding:58px 24px 0 0;border-top:3px solid var(--blue)}
.flow__list li::before{content:counter(f);position:absolute;top:-22px;left:0;width:42px;height:42px;display:grid;place-items:center;background:var(--yellow);color:var(--ink);font-weight:800;font-size:20px;border-radius:50%}
.flow__list h3{font-size:19px;font-weight:800;margin-bottom:8px}
.flow__list p{font-size:14.5px;color:var(--ink)}
.flow__photo{max-width:var(--w);margin:48px auto 0;padding:0 20px;width:100%}
.flow__photo img{width:100%;height:240px;object-fit:cover;object-position:50% 45%}

/* 会社案内・問い合わせ */
.company{background:var(--blue);color:#fff;padding:76px 0 84px}
.company__in{max-width:var(--w);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.1fr 1fr;gap:64px}
.company h2{font-size:30px;font-weight:800;margin-bottom:24px;padding-bottom:12px;border-bottom:3px solid var(--yellow);display:inline-block}
.table{margin:0}
.table div{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.22);font-size:15px}
.table dt{font-weight:700;color:var(--yellow)}
.table dd{margin:0}
.contact__lead{font-size:15px;margin-bottom:20px;color:rgba(255,255,255,.9)}
.btn-tel--block{display:flex;width:100%;align-items:flex-start}
.form{margin-top:28px;display:grid;gap:14px;background:rgba(255,255,255,.07);padding:20px;border:1px solid rgba(255,255,255,.2)}
.form__note{font-size:13px;color:var(--yellow);font-weight:700}
.form label{display:grid;gap:6px;font-size:14px;font-weight:700}
.form input,.form textarea{font:inherit;font-size:16px;padding:10px 12px;border:1px solid rgba(255,255,255,.35);background:#fff;color:var(--ink);opacity:.75}
.form button{min-height:52px;font:inherit;font-weight:800;background:#fff;color:var(--sub);border:0;cursor:not-allowed}

/* フッター */
.ft{background:var(--ink);color:#fff;padding:40px 0 48px}
.ft__in{max-width:var(--w);margin:0 auto;padding:0 20px}
.ft__name{font-size:20px;font-weight:800;letter-spacing:.08em}
.ft__name small{font-size:12px;font-weight:500;margin-left:12px;color:rgba(255,255,255,.7)}
.ft__demo{margin-top:12px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.85);max-width:760px}
.ft__copy{margin-top:16px;font-size:12px}
.ft__copy a{color:var(--yellow)}

/* スマホの固定電話バー */
.sptel{display:none}

/* ---------- タブレット・スマホ ---------- */
@media (max-width:1080px){
  .gnav{display:none}
  .hd__menu{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;font:inherit;font-size:14px;font-weight:700;background:none;border:1px solid var(--line);color:var(--ink)}
  .hd__tel{margin-left:auto}
}
@media (max-width:767px){
  body{font-size:15px;padding-bottom:68px}
  .pc{display:none}
  .demo{font-size:12px;text-align:left;padding:8px 16px}
  .hd__in{height:62px;padding:0 16px;gap:12px}
  .logo__mark{width:38px;height:38px;font-size:20px}
  .logo__txt{font-size:19px}
  .logo__txt small{font-size:10px}
  .hd__tel{display:none}
  .hd__menu{margin-left:auto}

  .fv{grid-template-columns:1fr;min-height:0}
  .fv__photo{order:-1}
  .fv__photo img{aspect-ratio:16/9;height:auto}
  .fv__photo figcaption{font-size:10.5px;padding:4px 8px}
  .fv__txt{padding:28px 16px 32px}
  .fv__area{font-size:12px;margin-bottom:16px}
  .fv__title{font-size:clamp(28px,8.4vw,36px)}
  .fv__lead{font-size:15px;margin-top:16px}
  .fv__act{margin-top:24px;gap:16px}
  .fv__act .btn-tel{width:100%}

  .appeal{grid-template-columns:1fr}
  .appeal li{justify-content:flex-start;border-left:0;border-top:1px solid rgba(27,36,48,.2);padding:14px 16px;gap:12px;flex-wrap:wrap}
  .appeal li:first-child{border-top:0}
  .appeal b{font-size:18px}

  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;padding:0 16px;margin-bottom:28px}
  .sec-head h2,.price__head h2{font-size:27px}

  .service{padding:52px 0 56px}
  .service__grid{grid-template-columns:1fr;padding:0 16px;gap:32px}
  .service__side{gap:32px}
  .svc--main img{aspect-ratio:3/2}
  .svc--side{grid-template-columns:1fr;gap:14px;padding-bottom:32px}
  .svc--side img{width:100%;height:auto;aspect-ratio:16/9}
  .svc h3{font-size:21px}

  .price{padding:52px 0 56px}
  .price__in{padding:0 16px}
  .price__head{grid-template-columns:1fr;gap:12px;margin-bottom:24px}
  .price__cols{grid-template-columns:1fr;padding:4px 18px}
  .menu:first-child div:last-child{border-bottom:1px dotted #AEB7C3}
  .menu dt{font-size:15.5px}
  .menu dd{font-size:23px}

  .flow{padding:56px 0}
  .flow .sec-head{margin-bottom:32px}
  .flow__list{grid-template-columns:1fr;padding:0 16px 0 36px}
  .flow__list li{border-top:0;border-left:3px solid var(--blue);padding:0 0 28px 30px}
  .flow__list li:last-child{padding-bottom:0;border-left-color:transparent}
  .flow__list li::before{top:-4px;left:-23px}
  .flow__photo{padding:0 16px;margin-top:36px}
  .flow__photo img{height:180px}

  .company{padding:52px 0 60px}
  .company__in{grid-template-columns:1fr;gap:48px;padding:0 16px}
  .company h2{font-size:25px}
  .table div{grid-template-columns:86px 1fr;gap:10px;font-size:14px}

  .ft{padding:32px 0 40px}
  .ft__in{padding:0 16px}

  .sptel{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:40;height:60px;align-items:center;justify-content:center;gap:14px;background:var(--yellow);color:var(--ink);text-decoration:none;box-shadow:0 -1px 0 rgba(0,0,0,.12)}
  .sptel__label{font-size:13px;font-weight:700}
  .sptel__num{font-size:22px;font-weight:800;letter-spacing:.04em}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.hd{position:static}.sptel{display:none}}