@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;800&display=swap');

:root{
  --teal:#1f7a68;
  --teal-dark:#145c4e;
  --teal-pale:#eaf5f1;
  --coral:#ff6f4d;
  --coral-dark:#e85a39;
  --ink:#1c2a27;
  --ink-soft:#52645f;
  --line:#e2e8e5;
  --bg:#faf9f6;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 8px 28px rgba(20,40,34,.08);
  --shadow-lg:0 18px 48px rgba(20,40,34,.14);
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Noto Sans JP',-apple-system,BlinkMacSystemFont,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px;}
.section{padding:72px 0;}
.section-sm{padding:44px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--teal);background:var(--teal-pale);
  padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
h1,h2,h3,h4{font-weight:800;line-height:1.4;color:var(--ink);}
.section-title{font-size:30px;margin-bottom:12px;}
.section-sub{color:var(--ink-soft);font-size:15px;margin-bottom:36px;max-width:560px;}
.center{text-align:center;margin-left:auto;margin-right:auto;}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:14.5px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px rgba(255,111,77,.32);}
.btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);}
.btn-outline{border:1.5px solid var(--line);color:var(--ink);background:#fff;}
.btn-outline:hover{border-color:var(--teal);color:var(--teal);}
.btn-teal{background:var(--teal);color:#fff;}
.btn-teal:hover{background:var(--teal-dark);transform:translateY(-2px);}
.btn-block{width:100%;}
.btn[disabled]{opacity:.5;pointer-events:none;}

/* ---- header ---- */
.site-header{
  position:sticky;top:0;z-index:50;background:var(--bg);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;max-width:1140px;margin:0 auto;padding:0 20px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.01em;}
.brand .mark{
  width:38px;height:38px;border-radius:11px;background:linear-gradient(145deg,var(--teal),var(--teal-dark));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:800;
  box-shadow:0 6px 14px rgba(31,122,104,.35);
}
.brand .sub{display:block;font-size:10.5px;font-weight:600;color:var(--ink-soft);letter-spacing:.14em;}
.nav{display:flex;align-items:center;gap:30px;}
.nav a{font-size:14.5px;font-weight:600;color:var(--ink-soft);}
.nav a:hover{color:var(--teal);}
.header-actions{display:flex;align-items:center;gap:14px;}
.icon-btn{position:relative;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--ink);}
.icon-btn:hover{background:var(--teal-pale);color:var(--teal);}
.cart-count{
  position:absolute;top:-2px;right:-2px;background:var(--coral);color:#fff;
  font-size:10px;font-weight:700;min-width:17px;height:17px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;padding:0 3px;
}
.nav-toggle{display:none;}
.store-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;color:var(--ink-soft);
  border:1px solid var(--line);padding:5px 10px;border-radius:999px;background:#fff;
}

/* ---- hero ---- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff,var(--teal-pale) 120%);}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:72px 0 64px;}
.hero h1{font-size:40px;letter-spacing:-.01em;margin-bottom:18px;}
.hero h1 span{color:var(--teal);}
.hero p{color:var(--ink-soft);font-size:16px;max-width:460px;margin-bottom:28px;}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px;}
.hero-stats{display:flex;gap:28px;flex-wrap:wrap;}
.hero-stats div{font-size:22px;font-weight:800;color:var(--teal);}
.hero-stats span{display:block;font-size:12px;font-weight:600;color:var(--ink-soft);margin-top:2px;}
.hero-media{position:relative;border-radius:22px;overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3.1;}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;bottom:18px;left:18px;background:#fff;border-radius:14px;padding:14px 16px;
  box-shadow:var(--shadow);display:flex;align-items:center;gap:10px;max-width:230px;
}
.hero-float .ico{width:36px;height:36px;border-radius:10px;background:var(--teal-pale);color:var(--teal);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.hero-float strong{font-size:13px;display:block;}
.hero-float small{font-size:11.5px;color:var(--ink-soft);}

/* ---- category / feature cards ---- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.cat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .18s ease, box-shadow .18s ease;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.cat-card .ph{aspect-ratio:1/.8;overflow:hidden;}
.cat-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.cat-card:hover .ph img{transform:scale(1.06);}
.cat-card .body{padding:14px 16px 18px;}
.cat-card .body b{font-size:14.5px;display:block;margin-bottom:2px;}
.cat-card .body span{font-size:12.5px;color:var(--ink-soft);}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;}
.feature-card .ico{width:48px;height:48px;border-radius:13px;background:var(--teal-pale);color:var(--teal);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.feature-card h4{font-size:16.5px;margin-bottom:8px;}
.feature-card p{font-size:13.5px;color:var(--ink-soft);}

/* ---- product grid / cards ---- */
.toolbar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.chip-row{display:flex;gap:8px;flex-wrap:wrap;}
.chip{
  padding:8px 16px;border-radius:999px;border:1px solid var(--line);font-size:13px;font-weight:600;
  color:var(--ink-soft);background:#fff;
}
.chip.active{background:var(--teal);color:#fff;border-color:var(--teal);}
.sort-select{border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:13px;background:#fff;color:var(--ink-soft);}

.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;position:relative;transition:box-shadow .18s ease, transform .18s ease;}
.product-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);}
.product-card .ph{aspect-ratio:1/1;overflow:hidden;position:relative;}
.product-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.product-card:hover .ph img{transform:scale(1.05);}
.badge{position:absolute;top:10px;left:10px;background:var(--coral);color:#fff;font-size:10.5px;font-weight:700;padding:4px 10px;border-radius:999px;z-index:2;}
.badge.sub{background:var(--teal);}
.wish-btn{position:absolute;top:10px;right:10px;width:32px;height:32px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 10px rgba(0,0,0,.12);z-index:2;color:var(--ink-soft);}
.wish-btn.active{color:var(--coral);}
.product-card .body{padding:14px 16px 16px;}
.product-card .cat{font-size:11px;color:var(--teal);font-weight:700;letter-spacing:.04em;}
.product-card h3{font-size:14.5px;margin:4px 0 8px;font-weight:700;}
.price-row{display:flex;align-items:center;justify-content:space-between;}
.price{font-size:16px;font-weight:800;}
.price .old{font-size:12px;color:#a7b3ae;text-decoration:line-through;font-weight:500;margin-right:6px;}
.add-btn{width:34px;height:34px;border-radius:50%;background:var(--teal-pale);color:var(--teal);display:flex;align-items:center;justify-content:center;transition:background .15s, color .15s, transform .15s;}
.add-btn:hover{background:var(--teal);color:#fff;transform:rotate(90deg);}
.stars{display:flex;align-items:center;gap:4px;font-size:11.5px;color:var(--ink-soft);margin-bottom:6px;}
.stars .st{color:#f5a623;}

/* ---- product detail ---- */
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;}
.pd-gallery .main-ph{border-radius:18px;overflow:hidden;aspect-ratio:1/1;box-shadow:var(--shadow);margin-bottom:14px;}
.pd-gallery .main-ph img{width:100%;height:100%;object-fit:cover;}
.thumb-row{display:flex;gap:10px;}
.thumb-row .th{width:72px;height:72px;border-radius:10px;overflow:hidden;border:2px solid transparent;cursor:pointer;}
.thumb-row .th.active{border-color:var(--teal);}
.thumb-row img{width:100%;height:100%;object-fit:cover;}
.pd-info .cat{color:var(--teal);font-weight:700;font-size:12.5px;letter-spacing:.04em;}
.pd-info h1{font-size:27px;margin:8px 0 10px;}
.pd-price{font-size:26px;font-weight:800;color:var(--ink);margin:14px 0 6px;}
.pd-price .old{font-size:15px;color:#a7b3ae;text-decoration:line-through;font-weight:500;margin-left:8px;}
.pd-desc{color:var(--ink-soft);font-size:14.5px;margin-bottom:22px;}
.qty-row{display:flex;align-items:center;gap:16px;margin-bottom:22px;}
.qty-box{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;overflow:hidden;}
.qty-box button{width:38px;height:38px;font-size:17px;color:var(--ink-soft);}
.qty-box span{width:38px;text-align:center;font-weight:700;}
.pd-actions{display:flex;gap:12px;margin-bottom:28px;}
.trust-row{display:flex;gap:22px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px;}
.trust-row div{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--ink-soft);font-weight:600;}
.trust-row svg{color:var(--teal);}
.accordion{border-top:1px solid var(--line);margin-top:28px;}
.acc-item{border-bottom:1px solid var(--line);}
.acc-head{display:flex;align-items:center;justify-content:between;justify-content:space-between;width:100%;padding:16px 2px;font-weight:700;font-size:14.5px;text-align:left;}
.acc-head svg{transition:transform .2s ease;flex-shrink:0;}
.acc-item.open .acc-head svg{transform:rotate(180deg);}
.acc-body{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.acc-item.open .acc-body{max-height:300px;}
.acc-body p{padding:0 2px 16px;color:var(--ink-soft);font-size:13.5px;}

/* ---- cart / checkout ---- */
.ck-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:start;}
.ck-steps{display:flex;align-items:center;gap:10px;margin-bottom:36px;flex-wrap:wrap;}
.ck-step{display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:#b7c0bc;}
.ck-step .n{width:24px;height:24px;border-radius:50%;background:#eceee9;display:flex;align-items:center;justify-content:center;font-size:12px;}
.ck-step.active{color:var(--teal);}
.ck-step.active .n{background:var(--teal);color:#fff;}
.ck-step.done{color:var(--ink);}
.ck-step.done .n{background:var(--ink);color:#fff;}
.ck-sep{width:28px;height:1px;background:var(--line);}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:20px;}
.panel h3{font-size:15.5px;margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-soft);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:9px;padding:11px 13px;font-size:14px;font-family:inherit;color:var(--ink);background:#fff;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.pay-opts{display:grid;gap:10px;}
.pay-opt{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:11px;padding:13px 15px;cursor:pointer;}
.pay-opt.active{border-color:var(--teal);background:var(--teal-pale);}
.pay-opt svg{color:var(--ink-soft);}
.pay-opt.active svg{color:var(--teal);}
.pay-opt span{font-size:13.5px;font-weight:700;}
.pay-opt small{display:block;font-size:11.5px;color:var(--ink-soft);font-weight:500;}

.cart-line{display:flex;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);}
.cart-line img{width:62px;height:62px;border-radius:10px;object-fit:cover;flex-shrink:0;}
.cart-line .ci-name{font-size:13.5px;font-weight:700;margin-bottom:2px;}
.cart-line .ci-sub{font-size:11.5px;color:var(--ink-soft);}
.cart-line .ci-price{font-weight:800;font-size:13.5px;margin-left:auto;text-align:right;}
.summary-row{display:flex;justify-content:space-between;font-size:13.5px;color:var(--ink-soft);padding:7px 0;}
.summary-row.total{font-size:17px;font-weight:800;color:var(--ink);border-top:1px solid var(--line);margin-top:8px;padding-top:14px;}
.empty-cart{text-align:center;padding:50px 20px;color:var(--ink-soft);}
.empty-cart svg{color:#c7d1cd;margin-bottom:14px;}

/* ---- contact / terms ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;}
.info-card{display:flex;gap:14px;align-items:flex-start;padding:18px 0;border-bottom:1px solid var(--line);}
.info-card .ico{width:42px;height:42px;border-radius:11px;background:var(--teal-pale);color:var(--teal);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.info-card b{display:block;font-size:14px;margin-bottom:3px;}
.info-card span{font-size:13px;color:var(--ink-soft);}
.terms-body h2{font-size:17px;margin:30px 0 10px;}
.terms-body h2:first-child{margin-top:0;}
.terms-body p{color:var(--ink-soft);font-size:14px;margin-bottom:6px;}
.terms-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:38px;}
.toc{background:var(--teal-pale);border-radius:var(--radius);padding:22px 24px;margin-bottom:30px;}
.toc b{font-size:13px;display:block;margin-bottom:10px;}
.toc li a{font-size:13px;color:var(--teal-dark);font-weight:600;line-height:2.1;}

/* ---- footer ---- */
.site-footer{background:#15231f;color:#cfe0d9;padding:56px 0 26px;margin-top:40px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px;}
.footer-grid h5{color:#fff;font-size:13.5px;margin-bottom:14px;}
.footer-grid li{font-size:13px;color:#9db3ab;margin-bottom:9px;}
.f-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:17px;margin-bottom:12px;}
.f-brand .mark{width:32px;height:32px;border-radius:9px;background:var(--teal);display:flex;align-items:center;justify-content:center;font-size:16px;}
.footer-grid p{font-size:12.5px;color:#9db3ab;max-width:260px;}
.foot-bottom{border-top:1px solid #243530;padding-top:22px;display:flex;justify-content:space-between;font-size:11.5px;color:#7f968c;flex-wrap:wrap;gap:10px;}

/* ---- LP shared ---- */
.lp-progress{display:flex;align-items:center;justify-content:center;gap:0;padding:14px 0;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40;}
.lp-progress .pstep{display:flex;align-items:center;gap:7px;font-size:11.5px;font-weight:700;color:#b7c0bc;padding:0 14px;}
.lp-progress .pstep.on{color:var(--teal);}
.lp-progress .pstep .d{width:8px;height:8px;border-radius:50%;background:#dfe6e2;}
.lp-progress .pstep.on .d{background:var(--teal);}
.lp-progress .pline{width:36px;height:1px;background:var(--line);}
.lp-hero{background:linear-gradient(160deg,var(--teal-pale),#fff 60%);padding:60px 0 50px;text-align:center;}
.lp-hero h1{font-size:34px;max-width:680px;margin:0 auto 16px;}
.lp-hero p{color:var(--ink-soft);font-size:15.5px;max-width:520px;margin:0 auto 28px;}
.lp-media{border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg);max-width:760px;margin:0 auto;aspect-ratio:16/8.4;}
.lp-media img{width:100%;height:100%;object-fit:cover;}
.lp-sticky-cta{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;z-index:60;box-shadow:0 -8px 24px rgba(0,0,0,.06);}
.lp-sticky-cta .msg{font-size:12.5px;color:var(--ink-soft);}
.lp-sticky-cta .msg b{display:block;font-size:14px;color:var(--ink);}
.voice-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;}
.voice-card .vh{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.voice-card img{width:44px;height:44px;border-radius:50%;object-fit:cover;}
.voice-card b{font-size:13.5px;display:block;}
.voice-card span{font-size:11.5px;color:var(--ink-soft);}
.voice-card p{font-size:13.5px;color:var(--ink-soft);}
.compare-table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.compare-table th,.compare-table td{padding:14px 16px;text-align:center;font-size:13.5px;border-bottom:1px solid var(--line);}
.compare-table th{background:var(--teal);color:#fff;font-size:13px;}
.compare-table td:first-child,.compare-table th:first-child{text-align:left;font-weight:700;}
.compare-table tr:last-child td{border-bottom:none;}
.compare-table .yes{color:var(--teal);font-weight:800;}
.compare-table .no{color:#c7d1cd;}
.price-plan{background:#fff;border:2px solid var(--teal);border-radius:18px;padding:34px;text-align:center;max-width:380px;margin:0 auto;box-shadow:var(--shadow-lg);position:relative;}
.price-plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--coral);color:#fff;font-size:11.5px;font-weight:700;padding:5px 16px;border-radius:999px;}
.price-plan .amt{font-size:40px;font-weight:800;margin:14px 0 4px;}
.price-plan .amt span{font-size:15px;font-weight:600;color:var(--ink-soft);}
.price-plan ul{text-align:left;margin:22px 0;}
.price-plan li{display:flex;gap:9px;align-items:center;font-size:13.5px;padding:7px 0;color:var(--ink-soft);}
.price-plan li svg{color:var(--teal);flex-shrink:0;}

.toast{
  position:fixed;bottom:28px;right:28px;background:var(--ink);color:#fff;padding:14px 20px;border-radius:12px;
  display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:600;box-shadow:var(--shadow-lg);
  transform:translateY(20px);opacity:0;pointer-events:none;transition:all .25s ease;z-index:200;
}
.toast.show{transform:translateY(0);opacity:1;}
.toast svg{color:#6be3b8;}

.faq-cta{background:linear-gradient(135deg,var(--teal),var(--teal-dark));border-radius:22px;padding:50px 40px;text-align:center;color:#fff;}
.faq-cta h2{color:#fff;font-size:26px;margin-bottom:12px;}
.faq-cta p{color:#d7ece6;margin-bottom:24px;}

/* ---- mobile ---- */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;padding:40px 0;}
  .hero h1{font-size:30px;}
  .cat-grid{grid-template-columns:repeat(2,1fr);}
  .feature-grid{grid-template-columns:1fr;}
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .pd-grid{grid-template-columns:1fr;gap:28px;}
  .ck-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .nav{position:fixed;top:72px;left:0;right:0;bottom:0;background:#fff;flex-direction:column;align-items:flex-start;padding:26px 24px;gap:22px;transform:translateX(100%);transition:transform .25s ease;overflow-y:auto;}
  .nav.open{transform:translateX(0);}
  .nav a{font-size:16px;}
  .nav-toggle{display:flex;width:40px;height:40px;align-items:center;justify-content:center;}
  .terms-body{padding:24px;}
  .lp-sticky-cta{flex-direction:column;align-items:stretch;}
  .lp-sticky-cta .btn{width:100%;}
}
@media(max-width:560px){
  .cat-grid{grid-template-columns:1fr 1fr;}
  .product-grid{grid-template-columns:1fr 1fr;}
  .wrap{padding:0 16px;}
  .section{padding:48px 0;}
  .hero h1{font-size:25px;}
  .footer-grid{grid-template-columns:1fr;}
  .header-inner{padding:0 16px;}
  .store-badge{display:none;}
  .brand{gap:8px;}
  .brand .mark{width:32px;height:32px;font-size:16px;border-radius:9px;flex-shrink:0;}
  .brand{font-size:14.5px;white-space:nowrap;}
  .brand .sub{font-size:8.5px;white-space:nowrap;}
  .header-actions{gap:8px;}
}
body{padding-bottom:0;}
body.has-sticky{padding-bottom:78px;}