:root{
  --bg:#faf8f3;
  --dark:#132018;
  --dark2:#1c2e22;
  --accent:#b8912f;
  --accent-light:#d9b65a;
  --text:#1c1c1a;
  --muted:#6b6b63;
  --white:#ffffff;
  --radius:6px;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.logo{
  font-family:"Noto Serif JP","Hiragino Mincho ProN",serif;
  letter-spacing:.02em;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* notice ribbon */
.notice{
  background:var(--dark2);
  color:#e9e2cf;
  font-size:.8rem;
  text-align:center;
  padding:9px 16px;
  line-height:1.6;
}

/* header */
header.site{
  background:var(--dark);
  color:var(--white);
  position:sticky;top:0;z-index:50;
}
header.site .bar{
  max-width:var(--maxw);margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.logo{font-size:1.4rem;color:var(--white);font-weight:700;}
.logo span{color:var(--accent-light);}
nav.main{display:flex;gap:32px;}
nav.main a{font-size:.92rem;color:#eae7dc;opacity:.9;transition:opacity .2s;}
nav.main a:hover{opacity:1;color:var(--accent-light);}
nav.main a.current{color:var(--accent-light);opacity:1;}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;}
.hamburger span{width:24px;height:2px;background:#fff;display:block;}

/* hero */
.hero{position:relative;color:#fff;display:flex;align-items:center;min-height:78vh;background-size:cover;background-position:center;}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,32,24,.55),rgba(19,32,24,.78));}
.hero .wrap{position:relative;z-index:2;}
.hero-small{min-height:38vh;}
.hero h1{font-size:2.5rem;line-height:1.5;margin-bottom:18px;}
.hero p{font-size:1.02rem;max-width:520px;color:#efe9d8;margin-bottom:30px;}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;}
.btn{
  display:inline-block;padding:13px 30px;border-radius:var(--radius);
  font-size:.92rem;font-weight:700;transition:transform .15s,background .2s;
}
.btn-gold{background:var(--accent);color:var(--dark);}
.btn-gold:hover{background:var(--accent-light);}
.btn-ghost{border:1px solid rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);}

/* sections */
section{padding:78px 0;}
.section-head{text-align:center;max-width:640px;margin:0 auto 48px;}
.section-head .eyebrow{color:var(--accent);font-size:.78rem;letter-spacing:.14em;font-weight:700;display:block;margin-bottom:10px;}
.section-head h2{font-size:1.7rem;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:.94rem;}
.bg-dark{background:var(--dark);color:#f1eee2;}
.bg-dark .section-head p{color:#c9c4b2;}
.bg-dark .muted{color:#c9c4b2;}

/* features */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;}
.feature{text-align:center;padding:0 12px;}
.feature .num{
  width:46px;height:46px;border-radius:50%;border:1px solid var(--accent);
  color:var(--accent);display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px;font-family:"Noto Serif JP",serif;
}
.feature h3{font-size:1.02rem;margin-bottom:10px;}
.feature p{font-size:.88rem;color:var(--muted);}

/* product grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 2px 18px rgba(19,32,24,.08);}
.card .thumb{aspect-ratio:4/3;overflow:hidden;}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s;}
.card:hover .thumb img{transform:scale(1.06);}
.card-body{padding:20px 22px 24px;}
.card-body h3{font-size:1rem;margin-bottom:8px;}
.card-body p{font-size:.85rem;color:var(--muted);margin-bottom:14px;}
.price{font-size:.82rem;color:var(--muted);margin-bottom:14px;display:block;}
.card-body .btn{width:100%;text-align:center;padding:11px;font-size:.85rem;}
.buy-note{font-size:.72rem;color:var(--muted);margin-top:8px;text-align:center;}

/* video block */
.video-block{position:relative;border-radius:var(--radius);overflow:hidden;max-width:820px;margin:0 auto;}
.video-block img{width:100%;}
.play{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(19,32,24,.3);
}
.play .circle{
  width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.92);
  display:flex;align-items:center;justify-content:center;
}
.play .circle::after{content:"";border-style:solid;border-width:12px 0 12px 20px;border-color:transparent transparent transparent var(--dark);margin-left:5px;}
.video-caption{text-align:center;font-size:.8rem;color:var(--muted);margin-top:14px;}

/* two-col */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.two-col img{border-radius:var(--radius);}
.two-col h2{font-size:1.6rem;margin-bottom:18px;}
.two-col p{color:var(--muted);font-size:.92rem;margin-bottom:16px;}

/* value list */
.value-list{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:20px;}
.value-list li{list-style:none;background:#fff;padding:26px 22px;border-radius:var(--radius);box-shadow:0 2px 18px rgba(19,32,24,.06);}
.value-list li b{display:block;color:var(--accent);font-size:.78rem;letter-spacing:.1em;margin-bottom:10px;}
.value-list li span{font-size:.88rem;color:var(--muted);}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.gallery img{border-radius:var(--radius);aspect-ratio:1/1;object-fit:cover;width:100%;}

/* cta band */
.cta-band{background:var(--dark);color:#fff;text-align:center;padding:70px 0;}
.cta-band h2{font-size:1.6rem;margin-bottom:14px;}
.cta-band p{color:#cfcabb;margin-bottom:30px;}

/* contact form */
.contact-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;}
form.contact-form label{display:block;font-size:.85rem;margin-bottom:8px;color:var(--muted);}
form.contact-form .field{margin-bottom:22px;}
form.contact-form input,form.contact-form textarea{
  width:100%;padding:13px 14px;border:1px solid #ddd8c8;border-radius:var(--radius);
  font-family:inherit;font-size:.92rem;background:#fff;
}
form.contact-form textarea{min-height:150px;resize:vertical;}
.form-note{font-size:.76rem;color:var(--muted);margin-top:10px;}
.contact-info{background:#fff;border-radius:var(--radius);padding:32px;box-shadow:0 2px 18px rgba(19,32,24,.06);}
.contact-info h3{font-size:1rem;margin-bottom:16px;}
.contact-info dl{font-size:.88rem;color:var(--muted);}
.contact-info dt{color:var(--text);font-weight:700;margin-top:14px;}
.contact-info dt:first-child{margin-top:0;}

/* footer */
footer.site{background:var(--dark);color:#c9c4b2;padding:50px 0 26px;}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:36px;}
footer.site h4{color:#fff;font-size:.9rem;margin-bottom:14px;}
footer.site a{font-size:.85rem;color:#c9c4b2;display:block;margin-bottom:8px;}
footer.site a:hover{color:var(--accent-light);}
footer.site p{font-size:.85rem;color:#a8a396;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-size:.75rem;color:#8b8778;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;}

/* responsive */
@media (max-width:880px){
  .features,.grid,.value-list,.gallery{grid-template-columns:repeat(2,1fr);}
  .two-col,.contact-layout{grid-template-columns:1fr;gap:32px;}
  footer.site .cols{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  nav.main{
    position:absolute;top:100%;left:0;right:0;background:var(--dark);
    flex-direction:column;gap:0;max-height:0;overflow:hidden;transition:max-height .25s;
  }
  nav.main.open{max-height:340px;}
  nav.main a{padding:16px 24px;border-top:1px solid rgba(255,255,255,.08);}
  .hamburger{display:flex;}
  header.site .bar{position:relative;}
  .hero h1{font-size:1.7rem;}
  .features,.grid,.value-list,.gallery{grid-template-columns:1fr;}
  section{padding:56px 0;}
  footer.site .cols{grid-template-columns:1fr;}
}