:root{
    --teal:#189384;
    --teal-dark:#127064;
    --teal-tint:#e6f3f1;
    --teal-tint2:#f2f9f8;
    --coral:#e0704f;
    --coral-dark:#b85c41;
    --ink:#273236;
    --gray:#6d7a80;
    --hair:#e6eae9;
    --font:var(--site-body-font,'Zen Kaku Gothic New',system-ui,sans-serif);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:var(--font);color:var(--ink);background:#fcfcfb;line-height:1.85;font-size:15px}
  img{max-width:100%}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit;cursor:pointer}
  svg{display:block}
  .container{max-width:1080px;margin:0 auto;padding:0 28px}

  /* ---------- header ---------- */
  .header{position:sticky;top:0;z-index:100;background:rgba(252,252,251,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--hair)}
  .header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
  .logo{display:flex;align-items:center;gap:10px}
  .logo-mark{width:34px;height:34px;border-radius:10px;background:var(--teal);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px}
  .logo-text{font-size:18px;font-weight:700;letter-spacing:.12em}
  .logo-sub{font-size:10.5px;color:var(--gray);letter-spacing:.14em;margin-top:-1px}
  .gnav{display:flex;align-items:center;gap:26px}
  .gnav a{font-size:14px;letter-spacing:.08em;padding:4px 0;border-bottom:1px solid transparent;transition:.2s}
  .gnav a:hover{color:var(--teal-dark);border-bottom-color:var(--teal)}
  .gnav .nav-cta{border:1px solid var(--teal);color:var(--teal-dark);font-weight:700;border-radius:999px;padding:7px 18px}
  .gnav .nav-cta:hover{background:var(--teal-tint);border-bottom-color:var(--teal)}
  .hamburger{display:none;background:none;border:none;width:44px;height:44px}
  .hamburger span{display:block;width:22px;height:2px;background:var(--ink);margin:5px auto;border-radius:2px;transition:.25s}
  .hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .hamburger.open span:nth-child(2){opacity:0}
  .hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .mobile-menu{display:none;background:#fff;border-bottom:1px solid var(--hair);padding:8px 20px 16px}
  .mobile-menu.open{display:block}
  .mobile-menu a{display:block;padding:12px 8px;font-weight:500;border-bottom:1px solid var(--hair);font-size:16px}
  .mobile-menu a:last-child{border-bottom:none;background:var(--teal);color:#fff;text-align:center;border-radius:12px;margin-top:12px;font-weight:700}

  /* ---------- breadcrumb ---------- */
  .crumbbar{background:linear-gradient(180deg,var(--teal-tint2) 0%,#fcfcfb 100%);padding:18px 0}
  .crumb{font-size:12px;color:var(--gray);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .crumb a:hover{color:var(--teal-dark)}
  .crumb .sep{margin:0 8px;color:#b8c2bf}

  /* ---------- product detail ---------- */
  .pd-wrap{padding:28px 0 0}
  .pd{display:grid;grid-template-columns:minmax(0,440px) minmax(0,1fr);gap:44px;align-items:center}
  .pd-img{background:#fff;border:1px solid var(--hair);border-radius:14px;padding:26px;position:relative;height:370px;display:flex;align-items:center;justify-content:center}
  .pd-img img{max-height:100%;object-fit:contain}
  .pd-thumbs{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
  .pd-thumb{width:58px;height:58px;border:1.5px solid var(--hair);border-radius:10px;background:#fff;padding:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
  .pd-thumb img{max-height:100%;object-fit:contain}
  .pd-thumb:hover{border-color:var(--teal)}
  .pd-thumb.on{border-color:var(--teal);box-shadow:0 0 0 1px var(--teal) inset}
  .pd-badge{position:absolute;top:14px;right:14px;min-width:78px;text-align:center;font-size:12px;letter-spacing:.08em;font-weight:700;color:#2e6b62;border:1.5px solid currentColor;border-radius:7px;padding:3px 10px;background:rgba(255,255,255,.94)}
  .pd-tags{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
  .ctg-type{display:inline-block;background:var(--teal);color:#fff;font-size:11.5px;font-weight:700;border-radius:6px;padding:2px 11px}
  .ctg{display:inline-block;background:var(--teal-tint);color:var(--teal-dark);font-size:11.5px;font-weight:700;border-radius:6px;padding:2px 10px}
  .chip2{display:inline-block;border:1px solid var(--hair);color:var(--gray);font-size:11.5px;font-weight:700;border-radius:6px;padding:2px 10px;background:#fff}
  .chip2.prime{color:#2a6ca8;border-color:#bcd6ec;background:#f2f8fd}
  .pd-brand{font-size:12.5px;color:var(--gray);margin-top:14px;letter-spacing:.06em}
  .pd-name{font-size:22px;font-weight:700;line-height:1.65;letter-spacing:.02em;margin-top:4px}
  .pd-fullname{font-size:11.5px;color:var(--gray);margin-top:8px;line-height:1.8}
  .pd-edrate{display:flex;align-items:center;gap:8px;margin-top:12px;font-size:12.5px;color:var(--gray)}
  .pd-edrate .st{display:inline-flex;gap:1.5px}
  .pd-edrate svg{color:#eba53c}
  .pd-price-row{display:flex;align-items:baseline;gap:10px;margin-top:18px;flex-wrap:wrap}
  .pd-price{font-size:30px;font-weight:700;letter-spacing:.02em}
  .pd-tax{font-size:12px;color:var(--gray)}
  .pd-pricenote{font-size:11.5px;color:var(--gray);margin-top:4px}
  .pd-table{margin-top:18px;border-top:1px solid var(--hair)}
  .pd-table div{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:9px 2px;border-bottom:1px solid var(--hair);font-size:13.5px}
  .pd-table dt{color:var(--gray);font-weight:500}
  .pd-table dd{color:var(--ink)}
  .bigab{display:block;text-align:center;margin-top:22px;background:linear-gradient(180deg,#ffc46e,#ffab3d);border:1px solid #f0a132;color:#3d2b12;font-size:16px;font-weight:700;border-radius:12px;padding:15px;transition:.2s}
  .bigab:hover{filter:brightness(1.04);color:#3d2b12}
  .bigab.disabled{background:#f0f1f0;border-color:var(--hair);color:var(--gray);cursor:default}
  .bigab-note{text-align:center;font-size:11.5px;color:var(--gray);margin-top:8px}
  .rv-jump{display:block;text-align:center;margin-top:18px;font-size:15px;font-weight:700;color:var(--teal-dark);transition:.2s}
  .rv-jump:hover{opacity:.7;color:var(--teal-dark)}

  /* ---------- editorial ---------- */
  .ed-section{padding:56px 0 0}
  .shead{margin-bottom:22px}
  .slabel{display:flex;align-items:center;gap:12px;font-size:11.5px;letter-spacing:.26em;color:var(--teal-dark);font-weight:700}
  .srule{width:26px;height:1px;background:var(--teal)}
  .stitle{font-size:21px;font-weight:700;letter-spacing:.06em;margin-top:10px}
  .rv-inner{max-width:none}
  .rv-catch{font-size:20px;font-weight:700;line-height:1.9;letter-spacing:.02em}
  .rv-catch .mk{background:linear-gradient(transparent 64%,var(--teal-tint) 64%)}
  .rv-scene{margin:20px 0 6px;border-radius:14px;overflow:hidden;border:1px solid var(--hair)}
  .rv-scene img{display:block;width:100%;max-height:380px;object-fit:cover}
  .rv-sec{margin-top:40px}
  .rv-sec + .rv-sec{border-top:1px solid var(--hair);padding-top:40px}
  .rv-sec.has-img{display:grid;grid-template-columns:340px minmax(0,1fr);gap:36px;align-items:stretch}
  .rv-media{position:relative;background:#fff;border:1px solid var(--hair);border-radius:12px;min-height:200px}
  .rv-media img{position:absolute;left:12px;right:12px;top:12px;bottom:34px;margin:auto;max-width:calc(100% - 24px);max-height:calc(100% - 46px);width:auto;height:auto;object-fit:contain}
  .rv-media figcaption{position:absolute;left:0;right:0;bottom:8px;font-size:11px;color:var(--gray);text-align:center}
  .rv-body{display:flex;flex-direction:column;justify-content:center}
  .rv-body .rv-p:last-child{margin-bottom:2px}
  .rv-h{font-size:18px;font-weight:700;letter-spacing:.04em;padding:2px 0 2px 14px;border-left:4px solid var(--teal)}
  .rv-p{font-size:15.5px;line-height:2.05;margin-top:14px}
  .rv-p b{color:var(--teal-dark);font-weight:700}
  .rv-p .em{background:linear-gradient(transparent 62%,var(--teal-tint) 62%);font-weight:700}
  .rv-rec{margin-top:44px;background:var(--teal-tint2);border:1px solid #d6e9e5;border-radius:14px;padding:22px 26px}
  .rv-rec h3{font-size:15px;font-weight:700;letter-spacing:.08em;color:var(--teal-dark)}
  .rv-rec ul{list-style:none;margin-top:10px}
  .rv-rec li{display:flex;gap:10px;font-size:14px;line-height:1.9;padding:4px 0}
  .rv-rec li svg{flex-shrink:0;margin-top:7px;color:var(--teal)}

  /* ---------- features ---------- */
  .feat-list{background:#fff;border:1px solid var(--hair);border-radius:14px;padding:22px 28px}
  .feat-list li{display:flex;gap:10px;font-size:13.5px;color:var(--ink);padding:6px 0;line-height:1.8;list-style:none}
  .feat-list li::before{content:"・";color:var(--teal);font-weight:700;flex-shrink:0}

  /* ---------- related ---------- */
  .rel-section{padding:64px 0 80px}
  .plist-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
  .prod{background:#fff;border:1px solid var(--hair);border-radius:12px;overflow:hidden;transition:.2s;display:flex;flex-direction:column;cursor:pointer}
  .prod:hover{border-color:var(--teal);transform:translateY(-2px)}
  .p-img{position:relative;background:#fff;padding:12px;border-bottom:1px solid var(--hair);overflow:hidden;height:150px;flex-shrink:0;display:flex;align-items:center}
  .p-img img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}
  .pb{position:absolute;top:8px;right:8px;min-width:0;text-align:center;font-size:10px;letter-spacing:.06em;font-weight:700;color:#2e6b62;border:1px solid currentColor;border-radius:6px;padding:1px 7px;background:rgba(255,255,255,.92)}
  .p-body{padding:12px 14px 14px;display:flex;flex-direction:column;flex:1}
  .p-name{font-size:13.5px;font-weight:700;letter-spacing:.02em;line-height:1.55;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}
  .p-price{font-size:14px;font-weight:700;margin-top:auto;padding-top:10px}

  /* ---------- notfound ---------- */
  .notfound{text-align:center;padding:100px 0}
  .notfound b{display:block;font-size:18px;margin-bottom:10px}
  .notfound a{color:var(--teal-dark);font-weight:700;border-bottom:1px solid var(--teal)}

  /* ---------- footer ---------- */
  .footer{background:#2c3b43;color:#c2ced3;padding:52px 0 30px;margin-top:8px}
  .footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
  .footer .logo-text{color:#fff}
  .f-tagline{font-size:12.5px;color:#9cadb5;margin-top:12px;line-height:2}
  .f-nav{display:flex;gap:56px;flex-wrap:wrap}
  .f-nav h4{font-size:11px;letter-spacing:.24em;color:#8299a3;font-weight:700;margin-bottom:12px}
  .f-nav a{display:block;font-size:13.5px;padding:4px 0;color:#c2ced3}
  .f-nav a:hover{color:#fff}
  .f-bottom{border-top:1px solid #435560;margin-top:36px;padding-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:11.5px;color:#8299a3}

  /* ---------- toast ---------- */
  .toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;font-size:14px;border-radius:999px;padding:11px 24px;opacity:0;pointer-events:none;transition:.3s;z-index:200;box-shadow:0 8px 24px rgba(0,0,0,.25)}
  .toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

  /* ---------- responsive ---------- */
  @media (max-width:960px){
    .pd{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px}
    .pd-img{height:340px}
    .plist-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  }
  @media (max-width:720px){
    .gnav{display:none}
    .hamburger{display:block}
    .pd{grid-template-columns:1fr;gap:20px}
    .pd-img{height:300px;padding:20px}
    .pd-name{font-size:17px}
    .pd-price{font-size:26px}
    .rv-catch{font-size:18px}
    .rv-h{font-size:16.5px}
    .rv-p{font-size:14.5px;line-height:2}
    .rv-sec{margin-top:30px}
    .rv-sec + .rv-sec{padding-top:30px}
    .rv-sec.has-img{grid-template-columns:1fr;gap:14px}
    .rv-media{min-height:0;padding:12px 12px 6px}
    .rv-media img{position:static;max-width:100%;max-height:260px;margin:0 auto;display:block}
    .rv-media figcaption{position:static;margin-top:6px;padding-bottom:4px}
    .plist-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .footer-inner{flex-direction:column;gap:28px}
    .f-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 20px;width:100%}
  }

.pd{align-items:start}.rv-sec.has-img{align-items:start}.rv-body{justify-content:flex-start}.ed-section{padding-bottom:0}.price-disclaimer{font-size:11.5px;color:var(--gray);margin:4px 0 12px}.price-disclaimer summary{cursor:pointer;text-decoration:underline}.price-disclaimer p{margin-top:6px;line-height:1.8}.v2-caution{margin-top:28px;padding:20px;background:#fff6e3;border-radius:10px}.v2-caution p{white-space:pre-line}.rv-p p{margin:0 0 1em}.rv-media img{max-width:100%;object-fit:contain}.pd .product-photo-panel{aspect-ratio:auto}.pd .product-photo-panel.pd-img{flex-direction:column}.pd .product-photo-panel.pd-img>a{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:0}.pd .product-photo-panel.pd-img img{height:100%;width:100%;min-height:0;object-fit:contain;flex:1}.pd .amazon-detail-image span{flex:none}.rv-p strong{color:var(--teal-dark);font-weight:700}.pd .product-photo-gallery{min-width:0}.pd-info{min-width:0}.container{min-width:0}

/* Keep link guidance and the editorial caption in separate rows below the image. */
.rv-media>a:first-child{position:relative;display:block;height:154px;margin:12px 12px 0}.rv-media>a:first-child img{inset:0;max-width:100%;max-height:100%}.rv-media figcaption{position:static;margin:6px 12px 8px}.rv-media .v2-guide-guidance{margin-left:12px;margin-right:12px}
@media(max-width:720px){.rv-media>a:first-child{height:auto;margin:0}.rv-media>a:first-child img{max-height:260px}.rv-media figcaption{margin-left:0;margin-right:0}}

.rv-media.rv-illustration{min-height:0;padding:12px}.rv-media .rv-illustration-image{position:static;display:block;width:100%;height:auto;max-width:100%;max-height:none;margin:0;object-fit:contain}