@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&family=Noto+Serif+JP:wght@600;700&display=swap');

/* ===== tokens ===== */
:root{
  --ink:#1c1a18;
  --ink-soft:#55504a;
  --paper:#ffffff;
  --cream:#f6f3ee;
  --cream-2:#efe9e0;
  --line:#e4ddd3;
  --accent:#c8362a;      /* logo enso red */
  --accent-dark:#9e2419;
  --gold:#b08a3e;
  --maxw:1160px;
  --pad:clamp(20px,5vw,48px);
  --serif:'Noto Serif JP',serif;
  --sans:'Noto Sans JP',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.85;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  letter-spacing:.02em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:.25s}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}

/* ===== header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(0,0,0,.02);
}
.site-header .wrap{display:flex;align-items:center;gap:24px;height:82px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:48px;width:auto}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px}
.nav a{font-weight:500;font-size:.93rem;position:relative;padding:6px 0}
.nav a:hover{color:var(--accent)}
.nav a.active{color:var(--accent)}
.nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent)}
.header-cta{
  display:inline-flex;flex-direction:column;line-height:1.1;
  padding:8px 18px;border-radius:6px;background:var(--ink);color:#fff;
}
.header-cta b{font-size:1.05rem;letter-spacing:.04em}
.header-cta span{font-size:.66rem;color:#c9c2b8}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--ink);margin:5px 0;transition:.3s}

/* ===== hero ===== */
.hero{position:relative;min-height:clamp(440px,72vh,640px);display:flex;align-items:center;color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  linear-gradient(100deg,rgba(20,16,14,.82) 0%,rgba(20,16,14,.45) 55%,rgba(20,16,14,.25) 100%);z-index:1}
.hero img.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero .wrap{position:relative;z-index:2}
.hero .eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.8rem;letter-spacing:.25em;color:#f0c9bf;margin-bottom:22px}
.hero .eyebrow::before{content:"";width:34px;height:2px;background:var(--accent)}
.hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(2.1rem,5.4vw,3.7rem);line-height:1.28;letter-spacing:.04em;text-shadow:0 2px 24px rgba(0,0,0,.35)}
.hero h1 .accent{color:#f1a99d}
.hero p.lead{margin-top:22px;max-width:36em;font-size:clamp(.95rem,1.4vw,1.08rem);color:#ece7e0}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 30px;border-radius:7px;font-weight:700;font-size:.95rem;letter-spacing:.04em;cursor:pointer;border:2px solid transparent}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-outline{border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn .arr{font-size:1.1em;transform:translateY(1px)}

/* ===== section scaffolding ===== */
section{padding-block:clamp(56px,9vw,104px)}
.section-cream{background:var(--cream)}
.section-ink{background:var(--ink);color:#efe9e0}
.sec-head{margin-bottom:46px}
.sec-head.center{text-align:center}
.sec-label{display:block;font-size:.72rem;letter-spacing:.32em;color:var(--accent);font-weight:700;margin-bottom:14px}
.section-ink .sec-label{color:#e8a99c}
.sec-title{font-family:var(--serif);font-weight:700;font-size:clamp(1.6rem,3.4vw,2.4rem);line-height:1.4;letter-spacing:.03em}
.sec-lead{margin-top:18px;color:var(--ink-soft);max-width:42em}
.section-ink .sec-lead{color:#c9c2b8}
.sec-head.center .sec-lead{margin-inline:auto}

/* ===== feature/strength grid ===== */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.card .ph{aspect-ratio:16/10;overflow:hidden;background:var(--cream-2)}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card:hover .ph img{transform:scale(1.05)}
.card .body{padding:24px 26px 28px}
.card .num{font-family:var(--serif);color:var(--accent);font-size:1rem;letter-spacing:.1em}
.card h3{font-size:1.18rem;margin:6px 0 10px;letter-spacing:.02em}
.card p{font-size:.92rem;color:var(--ink-soft)}

/* strength (no image) */
.strength{padding:30px 28px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}
.strength .ico{width:48px;height:48px;border-radius:10px;background:var(--cream);display:grid;place-items:center;color:var(--accent);margin-bottom:18px}
.strength .ico svg{width:26px;height:26px}
.strength h3{font-size:1.12rem;margin-bottom:8px}
.strength p{font-size:.9rem;color:var(--ink-soft)}

/* ===== split (image + text) ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.split .media{border-radius:12px;overflow:hidden;aspect-ratio:4/3}
.split .media img{width:100%;height:100%;object-fit:cover}
.split.rev .media{order:2}

/* ===== stats band ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stats .num{font-family:var(--serif);font-size:clamp(2rem,4vw,2.8rem);color:#fff;line-height:1}
.stats .num small{font-size:.5em;margin-left:4px;color:#e8a99c}
.stats .lbl{margin-top:10px;font-size:.8rem;letter-spacing:.1em;color:#c9c2b8}

/* ===== works gallery ===== */
.works{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.work{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#fff}
.work .ph{aspect-ratio:4/3;overflow:hidden}
.work .ph img{width:100%;height:100%;object-fit:cover;transition:.5s}
.work:hover .ph img{transform:scale(1.06)}
.work .body{padding:18px 20px 22px}
.tag{display:inline-block;font-size:.7rem;letter-spacing:.12em;color:#fff;background:var(--accent);padding:3px 10px;border-radius:99px;margin-bottom:10px}
.work h3{font-size:1.04rem;margin-bottom:4px}
.work .meta{font-size:.82rem;color:var(--ink-soft)}

/* ===== news ===== */
.news-list{display:grid;gap:0;border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:120px 130px 1fr auto;gap:20px;align-items:center;padding:22px 8px;border-bottom:1px solid var(--line);transition:.2s}
.news-item:hover{background:var(--cream)}
.news-item time{font-family:var(--serif);color:var(--ink-soft);font-size:.92rem;letter-spacing:.04em}
.news-item .tag{margin:0;justify-self:start}
.news-item .tag.info{background:var(--ink)}
.news-item h3{font-size:1.02rem;font-weight:500;letter-spacing:.01em}
.news-item .go{color:var(--accent);font-weight:700;font-size:.85rem;white-space:nowrap}
.news-item.plain{cursor:default}
.news-item.plain:hover{background:none}
@media(max-width:720px){
  .news-item{grid-template-columns:1fr;gap:8px;padding:20px 4px}
  .news-item .go{display:none}
}
/* news article body */
.article{max-width:760px;margin-inline:auto}
.article .meta{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.article h1{font-family:var(--serif);font-size:clamp(1.5rem,3.4vw,2.1rem);line-height:1.5;letter-spacing:.02em;margin-bottom:8px}
.article .lead{font-size:1.05rem;color:var(--ink);background:var(--cream);border-left:4px solid var(--accent);padding:18px 22px;border-radius:0 8px 8px 0;margin:26px 0}
.article h2{font-size:1.25rem;margin:38px 0 14px;padding-bottom:10px;border-bottom:2px solid var(--line)}
.article p{margin:14px 0;color:var(--ink-soft)}
.article ul.check{list-style:none;display:grid;gap:12px;margin:18px 0}
.article ul.check li{position:relative;padding-left:34px;color:var(--ink)}
.article ul.check li::before{content:"✓";position:absolute;left:0;top:0;width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;font-size:.75rem;display:grid;place-items:center}
.article .cond{background:var(--cream);border-radius:12px;padding:24px 26px;margin:24px 0}
.article .cond h3{font-size:1rem;margin-bottom:12px;color:var(--accent)}
.article .cond ul{list-style:none;display:grid;gap:8px;font-size:.94rem}
.article .cond li{padding-left:20px;position:relative}
.article .cond li::before{content:"●";position:absolute;left:0;color:var(--accent);font-size:.6rem;top:.45em}
.article .note-sm{font-size:.82rem;color:var(--ink-soft);margin-top:8px}
.back-link{display:inline-flex;align-items:center;gap:8px;margin-top:40px;font-weight:700;color:var(--ink-soft)}
.back-link:hover{color:var(--accent)}

/* ===== table ===== */
.info-table{width:100%;border-collapse:collapse;font-size:.94rem}
.info-table th,.info-table td{text-align:left;padding:18px 20px;border-bottom:1px solid var(--line);vertical-align:top}
.info-table th{width:30%;font-weight:700;background:var(--cream);white-space:nowrap}
@media(max-width:640px){
  .info-table th,.info-table td{display:block;width:100%}
  .info-table th{border-bottom:0;padding-bottom:4px}
  .info-table td{padding-top:4px}
}

/* ===== certification (GOOD JOB) ===== */
.cert{display:grid;grid-template-columns:240px 1fr;gap:clamp(28px,5vw,56px);align-items:center}
.cert-badge{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:0 10px 30px rgba(28,26,24,.06);display:grid;place-items:center}
.cert-badge img{width:100%;max-width:200px;height:auto;display:block}
.cert-body .sec-title{margin-top:2px}
.cert-body p{margin-top:14px;color:var(--ink-soft)}
.cert-body p strong{color:var(--accent-dark)}
.cert-spec{list-style:none;display:grid;gap:10px;margin:22px 0 0;padding:18px 20px;background:var(--cream);border-radius:10px}
.cert-spec li{font-size:.92rem;display:flex;gap:14px}
.cert-spec li b{color:var(--accent-dark);min-width:5.5em;font-weight:700}
.cert-body .note-sm{margin-top:14px;font-size:.8rem;color:var(--ink-soft)}
/* compact (homepage) */
.cert-mini{display:flex;align-items:center;gap:22px;justify-content:center;flex-wrap:wrap;margin-top:48px;padding:26px 28px;background:var(--cream);border:1px solid var(--line);border-radius:14px}
.cert-mini img{width:96px;height:auto;flex:none}
.cert-mini .t b{display:block;font-size:1.05rem;letter-spacing:.02em}
.cert-mini .t span{font-size:.88rem;color:var(--ink-soft)}
@media(max-width:760px){
  .cert{grid-template-columns:1fr;gap:24px}
  .cert-badge{max-width:260px;margin-inline:auto}
  .cert-mini{flex-direction:column;text-align:center;gap:14px}
}

/* ===== CTA band ===== */
.cta-band{background:linear-gradient(120deg,var(--accent-dark),var(--accent));color:#fff;text-align:center}
.cta-band h2{font-family:var(--serif);font-size:clamp(1.5rem,3.4vw,2.2rem);letter-spacing:.04em}
.cta-band p{margin-top:14px;color:#ffe5df}
.cta-band .row{margin-top:30px;display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.cta-band .tel{font-family:var(--serif);font-size:2rem;letter-spacing:.04em}
.cta-band .btn-primary{background:#fff;color:var(--accent-dark)}
.cta-band .btn-primary:hover{background:var(--ink);color:#fff}

/* ===== form ===== */
.form{display:grid;gap:20px;max-width:680px}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:8px}
.field label .req{color:var(--accent);font-size:.78rem;margin-left:8px}
.field input,.field textarea{width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:8px;font:inherit;background:var(--cream);transition:.2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(200,54,42,.12)}
.form .note{font-size:.82rem;color:var(--ink-soft)}
.form-result{font-size:.9rem;margin:0;padding:0;font-weight:500}
.form-result:empty{display:none}
.form-result{padding:14px 16px;border-radius:8px}
.form-result.ok{background:#eef7ee;color:#1d6b1d;border:1px solid #cfe6cf}
.form-result.err{background:#fdeeec;color:var(--accent-dark);border:1px solid #f3cfc9}
.form button[type=submit]:disabled{opacity:.6;cursor:not-allowed}

/* ===== page hero (subpages) ===== */
.page-hero{position:relative;color:#fff;padding-block:clamp(64px,11vw,120px);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,16,14,.84),rgba(20,16,14,.5));z-index:1}
.page-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{font-family:var(--serif);font-size:clamp(1.9rem,4.6vw,3rem);letter-spacing:.05em}
.page-hero .en{display:block;font-size:.78rem;letter-spacing:.3em;color:#e8a99c;margin-bottom:12px;font-weight:700}
.breadcrumb{margin-top:18px;font-size:.78rem;color:#cfc8be}
.breadcrumb a:hover{color:#fff}

/* ===== footer ===== */
.site-footer{background:var(--ink);color:#b8b0a6;padding-block:60px 28px;font-size:.9rem}
.site-footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid #36312c}
.site-footer .logo{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.site-footer .logo img{height:34px;filter:brightness(0) invert(1);opacity:.9}
.site-footer h4{color:#fff;font-size:.86rem;letter-spacing:.1em;margin-bottom:16px}
.site-footer ul{list-style:none;display:grid;gap:10px}
.site-footer a:hover{color:#fff}
.site-footer .addr{line-height:2;font-size:.86rem}
.site-footer .copy{padding-top:24px;text-align:center;font-size:.78rem;color:#8a8278}

/* ===== reveal anim ===== */
.reveal{opacity:0;transform:translateY(24px);transition:.7s ease}
.reveal.in{opacity:1;transform:none}

/* ===== responsive ===== */
@media(max-width:900px){
  .grid-3,.works{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr;gap:32px}
  .site-footer .top{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .nav{position:fixed;inset:82px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 0;transform:translateY(-130%);transition:.35s;box-shadow:0 18px 30px rgba(0,0,0,.08)}
  .nav.open{transform:none}
  .nav a{padding:14px var(--pad)}
  .nav .header-cta{margin:10px var(--pad)}
  .nav-toggle{display:block}
  .header-cta{display:none}
  .nav .header-cta{display:flex}
}
@media(max-width:640px){
  .grid-3,.grid-2,.works,.split,.stats{grid-template-columns:1fr}
  .split.rev .media{order:0}
  .site-footer .top{grid-template-columns:1fr}
}