:root{--brand:#508090;--brand-dark:#385860;--brand-deep:#2d4c54;--brand-soft:#edf3f4;--brand-pale:#f7f9fa;--line:#d7e2e4;--text:#263238;--muted:#68777c;--white:#fff;--coral:#f05a5b;--shadow:0 14px 38px rgba(56,88,96,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Noto Sans JP","Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;color:var(--text);background:#fff;line-height:1.75}a{color:var(--brand-dark);text-decoration:none}a:hover{opacity:.86}img{max-width:100%;display:block}.wrap{width:min(1120px,calc(100% - 48px));margin:0 auto}
.notice{background:var(--brand-dark);color:#fff;text-align:center;font-size:12px;letter-spacing:.04em;padding:7px 16px}.header{background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.head{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:16px;color:var(--brand-dark);min-width:360px}.brand img{width:230px;height:auto}.brand-copy{display:flex;flex-direction:column;line-height:1.35}.brand-copy strong{font-size:17px;letter-spacing:.02em}.brand-copy span{font-size:11px;color:var(--muted);margin-top:4px}.nav{display:flex;gap:25px;align-items:center;flex-wrap:wrap}.nav a{font-size:14px;font-weight:700;color:var(--brand-dark)}
.hero{padding:92px 0 88px;background:linear-gradient(135deg,#f7fafa 0%,#edf4f5 58%,#e6eff1 100%);position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-140px;top:-180px;background:rgba(80,128,144,.10)}.eyebrow{color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px}.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.22;letter-spacing:-.02em;margin:0 0 24px;color:var(--brand-deep);max-width:820px}.hero p{font-size:17px;max-width:760px;color:#4b5b60;margin:0 0 32px}.actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 19px;border-radius:9px;border:1px solid var(--brand);font-weight:800;font-size:14px;cursor:pointer;font-family:inherit}.btn.primary{background:var(--brand);color:#fff}.btn.secondary{background:#fff;color:var(--brand-dark)}.btn.catalog{background:var(--brand-soft);border-color:#b8ced4;color:var(--brand-dark)}
main section{padding:72px 0}.section-title{font-size:32px;line-height:1.3;color:var(--brand-deep);margin:0 0 12px}.section-lead{color:var(--muted);margin:0 0 34px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 7px 26px rgba(56,88,96,.06)}.card .photo{height:310px;background:var(--brand-pale);display:flex;align-items:center;justify-content:center;overflow:hidden}.card .photo img{width:100%;height:100%;object-fit:cover}.card-body{padding:25px}.card h3{font-size:24px;line-height:1.4;margin:12px 0 10px;color:var(--brand-deep)}.card p{color:#536167;margin:0 0 16px}.tags{display:flex;gap:7px;flex-wrap:wrap}.tag{display:inline-flex;padding:5px 9px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-size:11px;font-weight:800}.price{font-size:25px;font-weight:900;color:var(--brand-deep);margin:16px 0}.price small{font-size:12px;font-weight:600;color:var(--muted);display:block;margin-top:4px}.link{font-weight:800;color:var(--brand-dark);display:inline-block;margin-top:5px}.card-links{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px}.card-links .link{margin:0}
.band{background:var(--brand-pale)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;min-height:150px}.step b{display:block;color:var(--brand);font-size:28px;margin-bottom:10px}.contact{background:var(--brand-dark);color:#fff;border-radius:20px;padding:36px;display:grid;grid-template-columns:1.5fr 1fr;gap:40px}.contact h2{margin-top:0;font-size:29px}.contact p{color:#dce7ea}.contact .btn.secondary{border-color:#c9d9dd}.contact-list{list-style:none;margin:0;padding:0}.contact-list li{margin:0 0 18px;color:#eaf1f2}.contact-list b{color:#fff}.footer{background:#1f343c;color:#dce7ea;padding:34px 0;margin-top:70px}.footer strong{color:#fff}.footer-brand{display:flex;align-items:center;gap:18px}.footer-brand img{width:230px;background:#fff;border-radius:5px;padding:6px}.footer p{margin:5px 0}
.pdp{padding:42px 0 20px}.breadcrumbs{font-size:12px;color:var(--muted);margin-bottom:30px}.pdp-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:start}.pdp-photo{background:var(--brand-pale);border:1px solid var(--line);border-radius:18px;overflow:hidden;min-height:410px;display:flex;align-items:center;justify-content:center}.pdp-photo img{width:100%;height:100%;object-fit:cover}.pdp h1{font-size:42px;line-height:1.25;color:var(--brand-deep);margin:12px 0 18px}.summary{font-size:17px;color:#4d5d63}.spec{border-collapse:collapse;width:100%;margin-top:28px;font-size:14px}.spec th,.spec td{padding:12px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}.spec th{width:31%;background:var(--brand-soft);color:var(--brand-dark)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}.box,.callout{border:1px solid var(--line);background:var(--brand-pale);border-radius:14px;padding:22px}.box h3{margin-top:0;color:var(--brand-deep)}.mini-list{padding-left:20px;margin-bottom:0}.callout{margin:24px 0;color:#47585e}.callout strong{color:var(--brand-deep)}.disclaimer{font-size:13px;color:#68777c;background:#fafcfc;border-left:3px solid var(--brand);padding:12px 14px}.back{display:inline-block;margin-top:24px;font-weight:700}.catalog-strip{margin-top:22px;padding:18px 20px;border-radius:12px;background:linear-gradient(135deg,var(--brand-soft),#fff);border:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:18px}.catalog-strip strong{color:var(--brand-deep);display:block}.catalog-strip span{font-size:12px;color:var(--muted)}
.inquiry-wrap{max-width:920px;margin:0 auto}.inquiry-lead{color:#526268}.inquiry-form,.form-status{border-color:var(--line)!important;box-shadow:var(--shadow)!important}.form-field label{color:var(--brand-deep)!important}.form-field input,.form-field select,.form-field textarea{border-color:#cbd9dc!important}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:2px solid rgba(80,128,144,.20)!important;border-color:var(--brand)!important}.form-note{background:var(--brand-pale)!important;color:#4e5d62!important}.form-status.success{border-color:#b9d0d5!important;background:#f5fafb!important}.req{color:#b42318}.opt{color:var(--muted)}
@media(max-width:840px){.head{min-height:76px}.brand{min-width:0}.brand img{width:180px}.brand-copy span{display:none}.nav{gap:14px}.grid,.pdp-grid,.contact,.steps,.two-col{grid-template-columns:1fr}.card .photo{height:270px}.pdp-photo{min-height:320px}.pdp h1{font-size:34px}.hero{padding:65px 0}.catalog-strip{align-items:flex-start;flex-direction:column}}
@media(max-width:560px){.wrap{width:min(100% - 30px,1120px)}.head{gap:10px}.brand img{width:148px}.brand-copy strong{font-size:14px}.nav a:nth-child(2){display:none}.nav{gap:10px}.nav a{font-size:12px}.hero h1{font-size:35px}.hero p{font-size:15px}.card .photo{height:235px}.pdp h1{font-size:31px}.pdp-grid{gap:28px}.contact{padding:26px}.btn{width:100%}.actions{width:100%}.spec th{width:36%;padding:10px}.spec td{padding:10px}.footer-brand{align-items:flex-start}.catalog-strip .btn{width:100%}}

.photo-caption{font-size:13px;color:#5b6d70;margin-top:8px;text-align:center}.pdp-photo img{display:block;width:100%;height:auto}
.cart-trigger{border:1px solid var(--line);background:#fff;color:var(--brand-dark);border-radius:9px;padding:8px 12px;font-weight:800;font-family:inherit;cursor:pointer}.cart-trigger span{display:inline-flex;min-width:20px;height:20px;padding:0 5px;align-items:center;justify-content:center;background:var(--brand);color:#fff;border-radius:999px;font-size:11px;margin-left:4px}.purchase-panel{margin:22px 0 4px;padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--brand-pale);display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center}.purchase-panel>div{display:flex;flex-direction:column}.purchase-panel>div strong{color:var(--brand-deep);font-size:17px}.purchase-panel>div span,.purchase-panel>p{font-size:11px;color:var(--muted);margin:0}.purchase-panel label{font-size:12px;font-weight:700;color:var(--brand-dark);white-space:nowrap}.purchase-panel input{width:70px;margin-left:6px;padding:9px;border:1px solid #cbd9dc;border-radius:8px;font:inherit}.purchase-panel .btn:disabled{opacity:.55;cursor:not-allowed}.cart-shell{position:fixed;inset:0;z-index:100;visibility:hidden;pointer-events:none}.cart-shell.open{visibility:visible;pointer-events:auto}.cart-backdrop{position:absolute;inset:0;background:rgba(22,35,40,.42)}.cart-drawer{position:absolute;right:0;top:0;height:100%;width:min(430px,92vw);background:#fff;box-shadow:-16px 0 45px rgba(26,44,50,.18);display:flex;flex-direction:column;transform:translateX(100%);transition:transform .22s ease}.cart-shell.open .cart-drawer{transform:translateX(0)}.cart-head{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.cart-head strong{font-size:20px;color:var(--brand-deep)}.cart-close{border:0;background:transparent;font-size:30px;line-height:1;cursor:pointer;color:var(--brand-dark)}.cart-body{padding:18px 20px;overflow:auto;flex:1}.cart-empty,.cart-error{font-size:14px;color:var(--muted)}.cart-error{color:#a42424;background:#fff3f3;padding:12px;border-radius:8px}.cart-line{padding:14px 0;border-bottom:1px solid var(--line)}.cart-line-main{display:flex;gap:12px;align-items:center}.cart-line-main img{width:68px;height:68px;object-fit:cover;border-radius:8px;background:var(--brand-pale)}.cart-line-main div{display:flex;flex:1;flex-direction:column}.cart-line-main strong{font-size:14px}.cart-line-main span{font-size:13px;color:var(--muted)}.cart-line-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:10px}.cart-line-actions input{width:64px;padding:7px;border:1px solid var(--line);border-radius:7px}.cart-line-actions button{border:0;background:transparent;color:var(--brand);font-weight:700;cursor:pointer}.cart-foot{padding:18px 20px;border-top:1px solid var(--line);background:#fafcfc}.cart-total{display:flex;justify-content:space-between;margin-bottom:12px}.cart-checkout{width:100%}.cart-checkout:disabled{opacity:.5;cursor:not-allowed}.cart-gate{font-size:11px;color:var(--muted);margin:9px 0 0;text-align:center}.cart-open{overflow:hidden}
@media(max-width:840px){.purchase-panel{grid-template-columns:1fr 1fr}.purchase-panel .btn,.purchase-panel>p{grid-column:1/-1}.cart-trigger{padding:7px 9px}}
@media(max-width:560px){.purchase-panel{grid-template-columns:1fr}.purchase-panel .btn,.purchase-panel>p{grid-column:auto}.cart-trigger{font-size:11px}.nav .cart-trigger{display:inline-flex;align-items:center}}