:root{--bg:#0d0d0f;--panel:#171719;--panel2:#222226;--text:#f3f3f3;--muted:#b9b9bf;--line:#35353a;--accent:#c7a15a;--accent2:#e4cf9d;--danger:#a33;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#111;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.75}a{color:inherit}img{max-width:100%;height:auto}.hpc-header{position:sticky;top:0;z-index:50;background:rgba(13,13,15,.94);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}.hpc-header-inner{max-width:var(--max);margin:auto;padding:14px 20px;display:flex;align-items:center;gap:22px}.hpc-brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:230px}.hpc-brand-mark{display:inline-grid;place-items:center;width:46px;height:46px;border:1px solid var(--accent);color:var(--accent);font-weight:800;letter-spacing:.05em}.hpc-brand strong{display:block;font-size:1.05rem;line-height:1.1}.hpc-brand small{display:block;color:var(--muted);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}.hpc-nav{margin-left:auto;display:flex;align-items:center;gap:6px;flex-wrap:wrap}.hpc-nav a{padding:8px 10px;border-radius:999px;color:#ddd;text-decoration:none;font-size:.92rem}.hpc-nav a:hover,.hpc-nav a.is-current{background:var(--panel2);color:#fff}.hpc-menu{display:none;margin-left:auto;border:1px solid var(--line);background:var(--panel);color:#fff;border-radius:8px;padding:8px 12px}.hpc-page{max-width:var(--max);margin:auto;padding:34px 20px 70px}.hpc-breadcrumb{color:var(--muted);font-size:.9rem;margin-bottom:14px}.hpc-breadcrumb a{color:var(--muted);text-decoration:none}.hpc-page h1{font-size:clamp(2rem,5vw,4rem);line-height:1.05;margin:0 0 24px;letter-spacing:.01em}.hpc-prose{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:18px;padding:22px;margin:22px 0}.hpc-prose h2{margin:26px 0 8px;font-size:1.25rem;color:var(--accent2)}.hpc-prose p{margin:.65em 0;color:#e8e8eb}.hpc-prose code,.hpc-code code{background:#050505;border:1px solid #333;border-radius:6px;padding:.1em .38em;color:var(--accent2);font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.hpc-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;margin:24px 0}.hpc-gallery-large{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.hpc-gallery figure{margin:0;background:#050505;border:1px solid var(--line);border-radius:16px;overflow:hidden;aspect-ratio:4/3}.hpc-gallery img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s ease}.hpc-gallery figure:hover img{transform:scale(1.035)}.hpc-products{margin:30px 0}.hpc-products>h2,.hpc-related h2{font-size:1.5rem;border-left:4px solid var(--accent);padding-left:12px;margin:0 0 16px}.hpc-product-card{display:grid;grid-template-columns:1fr;gap:16px;margin:14px 0;padding:20px;border-radius:18px;background:var(--panel);border:1px solid var(--line)}.hpc-product-card h3{margin:0 0 10px;font-size:1.25rem;color:#fff}.hpc-product-card ul{margin:.4em 0 1em;padding-left:1.2em;color:#e5e5e8}.hpc-code{color:var(--muted)}.hpc-price{font-weight:700;color:var(--accent2);margin:10px 0}.hpc-price.is-missing{color:#d8a0a0}.hpc-paypal{min-height:44px;max-width:360px}.hpc-paypal-note{font-size:.86rem;color:var(--muted);margin:.4em 0}.hpc-related{margin-top:34px}.hpc-link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}.hpc-link-grid a{display:block;text-decoration:none;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px;color:#eee}.hpc-link-grid a:hover{border-color:var(--accent);color:#fff}.hpc-footer{background:#070708;border-top:1px solid var(--line);color:#d7d7dc}.hpc-footer-inner{max-width:var(--max);margin:auto;padding:28px 20px;display:grid;grid-template-columns:1.2fr 1fr;gap:24px}.hpc-footer a{color:#fff}.hpc-footer-links{display:flex;gap:12px;flex-wrap:wrap;align-content:start}.hpc-footer-links a{text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:7px 10px}@media(max-width:820px){.hpc-header-inner{padding:12px 14px}.hpc-brand{min-width:0}.hpc-menu{display:block}.hpc-nav{display:none;position:absolute;left:0;right:0;top:72px;background:#111;border-bottom:1px solid var(--line);padding:12px 14px}.hpc-nav.is-open{display:grid;grid-template-columns:1fr 1fr;gap:8px}.hpc-nav a{background:var(--panel);border-radius:10px}.hpc-page{padding:24px 14px 52px}.hpc-prose,.hpc-product-card{padding:16px;border-radius:14px}.hpc-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.hpc-footer-inner{grid-template-columns:1fr}.hpc-link-grid{grid-template-columns:1fr}}@media(max-width:460px){.hpc-gallery{grid-template-columns:1fr}.hpc-brand small{display:none}.hpc-page h1{font-size:2rem}}

/* v9: product images, stronger hover zoom, and clean model/product link cards */
.hpc-page-lead{color:var(--muted);max-width:820px;margin:-8px 0 24px}.hpc-model-subtitle{margin:-14px 0 24px;color:var(--muted);font-size:1.05rem}.hpc-model-subtitle a{text-decoration:none;color:var(--accent2)}
.hpc-model-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:28px 0}.hpc-model-card{display:block;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:var(--panel);text-decoration:none;color:#fff;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.hpc-model-card:hover{transform:translateY(-2px);border-color:var(--accent);box-shadow:0 12px 30px rgba(0,0,0,.25)}.hpc-model-card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;transition:transform .25s ease}.hpc-model-card:hover img{transform:scale(1.08)}.hpc-model-card-body{display:block;padding:12px 14px}.hpc-model-card-body strong{display:block;line-height:1.35}.hpc-model-card-body small{display:block;color:var(--muted);margin-top:4px}
.hpc-product-card{grid-template-columns:minmax(190px,320px) 1fr;align-items:start}.hpc-product-card.compact{grid-template-columns:minmax(150px,240px) 1fr}.hpc-product-media{align-self:start;overflow:hidden;border-radius:14px;border:1px solid var(--line);background:#050505}.hpc-product-media a{display:block}.hpc-product-image{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .25s ease,filter .25s ease}.hpc-product-media:hover .hpc-product-image{transform:scale(1.12);filter:saturate(1.05)}.hpc-detail-action{margin:14px 0 0}.hpc-detail-link{display:inline-block;text-decoration:none;border:1px solid var(--accent);color:var(--accent2);border-radius:999px;padding:7px 13px}.hpc-detail-link:hover{background:rgba(199,161,90,.12);color:#fff}.hpc-product-link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}.hpc-product-link-card{display:grid;grid-template-columns:96px 1fr;gap:12px;align-items:center;text-decoration:none;border:1px solid var(--line);background:var(--panel);border-radius:14px;overflow:hidden;color:#fff;transition:border-color .18s ease,transform .18s ease}.hpc-product-link-card:hover{border-color:var(--accent);transform:translateY(-1px)}.hpc-product-link-card img{width:96px;height:74px;object-fit:cover;display:block;transition:transform .25s ease}.hpc-product-link-card:hover img{transform:scale(1.08)}.hpc-product-link-body{display:block;padding:9px 10px 9px 0}.hpc-product-link-body strong{display:block;line-height:1.35}.hpc-product-link-body small{display:block;color:var(--muted);font-size:.82rem;margin-top:4px}.hpc-related-subtitle{margin:22px 0 10px;color:var(--accent2);font-size:1.05rem}
@media(hover:hover){.hpc-gallery figure{position:relative;overflow:visible;z-index:1}.hpc-gallery figure:hover{z-index:12}.hpc-gallery figure img{border-radius:14px;box-shadow:0 0 0 rgba(0,0,0,0)}.hpc-gallery figure:hover img{transform:scale(1.14);box-shadow:0 18px 46px rgba(0,0,0,.38)}}
@media(max-width:820px){.hpc-product-card,.hpc-product-card.compact{grid-template-columns:1fr}.hpc-product-link-grid{grid-template-columns:1fr}.hpc-model-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:520px){.hpc-model-grid{grid-template-columns:1fr}.hpc-product-link-card{grid-template-columns:82px 1fr}.hpc-product-link-card img{width:82px;height:66px}}


/* v10: official HP Corse logo header */
.hpc-brand{min-width:220px;gap:0}
.hpc-brand-logo{display:block;width:190px;max-width:45vw;height:auto}
@media(max-width:820px){.hpc-brand{min-width:0}.hpc-brand-logo{width:158px}.hpc-nav{top:76px}}
@media(max-width:460px){.hpc-brand-logo{width:138px}}


/* v11: manufacturer grouped exhaust list */
.hpc-exhausts-by-maker .hpc-page-lead{max-width:900px}
.hpc-maker-index-wrap{margin:22px 0 34px;padding:18px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.018))}
.hpc-maker-index-title{margin:0 0 12px;font-size:1.1rem;color:var(--accent2);letter-spacing:.02em}
.hpc-maker-index{display:flex;flex-wrap:wrap;gap:8px}
.hpc-maker-index a{display:inline-flex;align-items:center;gap:8px;text-decoration:none;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:8px 12px;color:#eee;line-height:1;transition:border-color .18s ease,background .18s ease,transform .18s ease}
.hpc-maker-index a:hover{border-color:var(--accent);background:var(--panel2);transform:translateY(-1px)}
.hpc-maker-index .maker-name{font-weight:700;font-size:.92rem;letter-spacing:.02em}
.hpc-maker-index .maker-count{display:inline-grid;place-items:center;min-width:24px;height:22px;border-radius:999px;background:#0b0b0c;border:1px solid #333;color:var(--accent2);font-size:.78rem;font-weight:700}
.hpc-maker-list{display:grid;gap:26px;margin-top:28px}
.hpc-maker-section{scroll-margin-top:106px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.025);padding:18px}
.hpc-maker-section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding-bottom:10px;margin-bottom:14px}
.hpc-maker-section h2{margin:0;font-size:1.45rem;letter-spacing:.04em;color:#fff}
.hpc-maker-section-count{color:var(--accent2);font-size:.9rem;white-space:nowrap}
.hpc-maker-models{display:grid;grid-template-columns:repeat(auto-fill,minmax(245px,1fr));gap:10px}
.hpc-maker-model-link{display:block;text-decoration:none;background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:12px 14px;color:#fff;min-height:82px;transition:border-color .18s ease,background .18s ease,transform .18s ease}
.hpc-maker-model-link:hover{border-color:var(--accent);background:var(--panel2);transform:translateY(-1px)}
.hpc-maker-model-link strong{display:block;line-height:1.35;font-size:.98rem}
.hpc-maker-model-link small{display:block;color:var(--muted);font-size:.82rem;margin-top:5px}
@media(max-width:820px){.hpc-maker-index-wrap{padding:14px}.hpc-maker-index a{padding:8px 10px}.hpc-maker-section{padding:14px;scroll-margin-top:92px}.hpc-maker-models{grid-template-columns:1fr}.hpc-maker-section-head{align-items:flex-start;flex-direction:column;gap:4px}.hpc-maker-section h2{font-size:1.25rem}}

/* v12: maker model images and reliable hover preview */
.hpc-exhausts-page .hpc-page-lead{max-width:900px;color:var(--muted)}
.hpc-maker-model-link{display:grid;grid-template-columns:112px 1fr;gap:0;align-items:stretch;padding:0;overflow:hidden;min-height:104px}
.hpc-maker-model-thumb{display:block;position:relative;overflow:hidden;background:#050505;border-right:1px solid var(--line);min-height:104px}
.hpc-maker-model-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .28s ease,filter .28s ease}
.hpc-maker-model-body{display:block;align-self:center;padding:13px 14px}
.hpc-maker-model-link:hover .hpc-maker-model-thumb img{transform:scale(1.12);filter:saturate(1.08) contrast(1.03)}
.hpc-maker-model-link:hover .hpc-maker-model-body strong{color:#fff}
.hpc-gallery figure,.hpc-product-media,.hpc-model-card,.hpc-product-link-card,.hpc-maker-model-thumb{will-change:transform}
.hpc-gallery img,.hpc-product-image,.hpc-product-media img,.hpc-model-card img,.hpc-product-link-card img,.hpc-maker-model-thumb img{cursor:zoom-in}
.hpc-image-hover-preview{position:fixed;z-index:9999;pointer-events:none;display:none;max-width:min(520px,44vw);max-height:min(420px,58vh);padding:8px;background:rgba(10,10,12,.96);border:1px solid var(--accent);border-radius:14px;box-shadow:0 24px 70px rgba(0,0,0,.55)}
.hpc-image-hover-preview.is-visible{display:block}
.hpc-image-hover-preview img{display:block;max-width:100%;max-height:calc(min(420px,58vh) - 16px);object-fit:contain;border-radius:10px;background:#fff}
@media(hover:hover) and (pointer:fine){
  .hpc-gallery figure:hover img{transform:scale(1.18)}
  .hpc-product-media:hover .hpc-product-image,.hpc-product-media:hover img{transform:scale(1.16)}
  .hpc-product-link-card:hover img,.hpc-model-card:hover img{transform:scale(1.12)}
}
@media(max-width:820px){.hpc-maker-model-link{grid-template-columns:96px 1fr;min-height:92px}.hpc-maker-model-thumb{min-height:92px}.hpc-maker-model-body{padding:11px 12px}.hpc-image-hover-preview{display:none!important}}


/* v13: larger desktop hover preview and clickable Silencer overview cards */
.hpc-silencer-lineup{margin:30px 0}
.hpc-silencer-lineup>h2{font-size:1.5rem;border-left:4px solid var(--accent);padding-left:12px;margin:0 0 16px}
.hpc-silencer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;margin:18px 0 4px}
.hpc-silencer-card{display:flex;flex-direction:column;overflow:hidden;text-decoration:none;color:#fff;background:var(--panel);border:1px solid var(--line);border-radius:16px;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease}
.hpc-silencer-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 18px 42px rgba(0,0,0,.34)}
.hpc-silencer-thumb{display:grid;place-items:center;position:relative;overflow:hidden;background:#fff;aspect-ratio:16/10;border-bottom:1px solid var(--line)}
.hpc-silencer-thumb img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .28s ease,filter .28s ease;cursor:zoom-in}
.hpc-silencer-card:hover .hpc-silencer-thumb img{transform:scale(1.10);filter:saturate(1.08) contrast(1.03)}
.hpc-silencer-noimage{display:grid;place-items:center;width:100%;height:100%;background:#111;color:var(--muted);font-weight:700}
.hpc-silencer-body{display:block;padding:13px 14px 14px}
.hpc-silencer-body strong{display:block;line-height:1.35;font-size:1rem}
.hpc-silencer-body small{display:block;color:var(--muted);font-size:.84rem;margin-top:5px}
.hpc-image-hover-preview{width:min(820px,70vw)!important;max-width:calc(100vw - 40px)!important;max-height:calc(100vh - 40px)!important;padding:10px!important}
.hpc-image-hover-preview img{width:100%!important;height:auto!important;max-height:min(680px,76vh)!important;object-fit:contain!important;background:#fff!important}
@media(hover:hover) and (pointer:fine){
  .hpc-gallery figure:hover img{transform:scale(1.28)!important}
  .hpc-product-media:hover .hpc-product-image,.hpc-product-media:hover img{transform:scale(1.24)!important}
  .hpc-product-link-card:hover img,.hpc-model-card:hover img{transform:scale(1.18)!important}
}
@media(max-width:820px){.hpc-silencer-grid{grid-template-columns:1fr 1fr;gap:10px}.hpc-silencer-body{padding:11px 12px}}
@media(max-width:520px){.hpc-silencer-grid{grid-template-columns:1fr}}


/* v13: larger desktop hover preview and silencer image cards */
.hpc-image-hover-preview{width:min(900px,78vw)!important;max-width:calc(100vw - 40px)!important;max-height:calc(100vh - 40px)!important;padding:10px!important}
.hpc-image-hover-preview img{width:100%!important;height:auto!important;max-height:min(720px,80vh)!important;object-fit:contain!important;background:#fff!important}
.hpc-page-lead{color:var(--muted);font-size:1.02rem;margin:-8px 0 24px;max-width:880px}
.hpc-silencer-page .hpc-page-lead{margin-bottom:26px}
.hpc-silencer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;margin:26px 0 36px}
.hpc-silencer-card{display:block;overflow:hidden;text-decoration:none;color:#fff;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.015));transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}
.hpc-silencer-card:hover{transform:translateY(-3px);border-color:var(--accent);background:var(--panel);box-shadow:0 16px 42px rgba(0,0,0,.32)}
.hpc-silencer-card-media{display:block;position:relative;background:#fff;aspect-ratio:3/2;overflow:hidden;border-bottom:1px solid var(--line)}
.hpc-silencer-card-media img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .28s ease,filter .28s ease;cursor:zoom-in}
.hpc-silencer-card:hover .hpc-silencer-card-media img{transform:scale(1.10);filter:saturate(1.06) contrast(1.03)}
.hpc-silencer-card-body{display:block;padding:14px 15px 15px}
.hpc-silencer-card-body strong{display:block;font-size:1.04rem;line-height:1.35;letter-spacing:.02em}
.hpc-silencer-card-body small{display:block;margin-top:5px;color:var(--muted);font-size:.84rem}
.hpc-silencer-card:hover .hpc-silencer-card-body small{color:var(--accent2)}
@media(hover:hover) and (pointer:fine){.hpc-silencer-card:hover .hpc-silencer-card-media img{transform:scale(1.14)}}
@media(max-width:820px){.hpc-silencer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.hpc-silencer-card-body{padding:11px 12px}.hpc-silencer-card-body strong{font-size:.95rem}.hpc-silencer-card-body small{font-size:.78rem}.hpc-image-hover-preview{display:none!important}}
@media(max-width:520px){.hpc-silencer-grid{grid-template-columns:1fr}}


/* v14: exact hpcorse.jp model thumbnails + silencer image cards + large hover preview */
.hpc-image-hover-preview{width:min(900px,78vw)!important;max-width:calc(100vw - 40px)!important;max-height:calc(100vh - 40px)!important;padding:10px!important}
.hpc-image-hover-preview img{width:100%!important;height:auto!important;max-height:min(720px,80vh)!important;object-fit:contain!important;background:#fff!important}
@media(max-width:820px){.hpc-image-hover-preview{display:none!important}}


/* v14: live model thumbnails + large hover final override */
.hpc-image-hover-preview{width:min(900px,78vw)!important;max-width:calc(100vw - 40px)!important;max-height:calc(100vh - 40px)!important;padding:10px!important}
.hpc-image-hover-preview img{width:100%!important;height:auto!important;max-height:min(720px,80vh)!important;object-fit:contain!important;background:#fff!important}

/* v15 folderized: larger desktop hover preview */
@media(hover:hover) and (pointer:fine){.hpc-image-hover-preview{width:min(1120px,86vw)!important;max-width:calc(100vw - 32px)!important;max-height:calc(100vh - 32px)!important;padding:10px!important}.hpc-image-hover-preview img{width:100%!important;height:auto!important;max-height:min(820px,86vh)!important;object-fit:contain!important;background:#fff!important}}


/* v16: reviewed base pages */
.hpc-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:28px;align-items:center;margin:12px 0 36px;padding:30px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.018));overflow:hidden}
.hpc-hero h1{font-size:clamp(2.3rem,5vw,4.8rem);margin:0 0 16px;line-height:.98}
.hpc-hero-lead{font-size:1.08rem;color:#e8e8eb;max-width:760px}
.hpc-hero-actions,.hpc-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.hpc-button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:1px solid var(--accent);color:#fff;background:rgba(199,161,90,.16);border-radius:999px;padding:10px 16px;font-weight:700;line-height:1.2}
.hpc-button:hover{background:rgba(199,161,90,.28)}
.hpc-button.secondary{border-color:var(--line);background:var(--panel);color:#e7e7ec}
.hpc-button.secondary:hover{border-color:var(--accent)}
.hpc-hero-visual{display:grid;place-items:center;min-height:220px;background:#050505;border:1px solid var(--line);border-radius:18px;overflow:hidden}
.hpc-hero-visual img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(1.05)}
.hpc-section-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:24px 0}
.hpc-info-card{display:block;text-decoration:none;color:#fff;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:18px;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.hpc-info-card:hover{transform:translateY(-2px);border-color:var(--accent);box-shadow:0 14px 34px rgba(0,0,0,.32)}
.hpc-info-card h2,.hpc-info-card h3{margin:0 0 8px;color:#fff;font-size:1.15rem}
.hpc-info-card p{margin:.4em 0;color:var(--muted)}
.hpc-section-title{font-size:1.55rem;border-left:4px solid var(--accent);padding-left:12px;margin:34px 0 14px}
.hpc-clean-prose{max-width:980px}
.hpc-clean-prose h2{font-size:1.42rem;border-left:4px solid var(--accent);padding-left:12px;margin:30px 0 12px;color:#fff}
.hpc-clean-prose h3{font-size:1.08rem;margin:20px 0 8px;color:var(--accent2)}
.hpc-clean-prose p{margin:.75em 0}
.hpc-clean-prose ul{margin:.6em 0 1em;padding-left:1.3em}
.hpc-clean-prose li{margin:.35em 0}
.hpc-data-table{width:100%;border-collapse:separate;border-spacing:0;margin:16px 0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--panel)}
.hpc-data-table th,.hpc-data-table td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.hpc-data-table tr:last-child th,.hpc-data-table tr:last-child td{border-bottom:0}
.hpc-data-table th{width:28%;color:var(--accent2);background:rgba(255,255,255,.035)}
.hpc-faq-list{display:grid;gap:12px;margin:24px 0}
.hpc-faq-item{border:1px solid var(--line);border-radius:16px;background:var(--panel);padding:18px}
.hpc-faq-item h2{font-size:1.08rem;margin:0 0 8px;color:#fff}
.hpc-faq-item p{margin:.5em 0;color:#e8e8eb}
.hpc-news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:24px 0}
.hpc-news-card{display:block;overflow:hidden;text-decoration:none;color:#fff;border:1px solid var(--line);background:var(--panel);border-radius:18px;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.hpc-news-card:hover{transform:translateY(-2px);border-color:var(--accent);box-shadow:0 16px 40px rgba(0,0,0,.32)}
.hpc-news-card img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block;background:#fff;transition:transform .25s ease}
.hpc-news-card:hover img{transform:scale(1.06)}
.hpc-news-card-body{padding:14px}
.hpc-news-card h2{font-size:1rem;line-height:1.35;margin:0 0 6px}
.hpc-news-card p{margin:.3em 0;color:var(--muted)}
.hpc-contact-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:22px;align-items:start;margin:24px 0}
.hpc-contact-form{display:grid;gap:14px;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px}
.hpc-form-row{display:grid;gap:7px}
.hpc-form-row label{font-weight:700;color:#fff}
.hpc-required{color:var(--accent2);font-size:.88rem;margin-left:4px}
.hpc-contact-form input,.hpc-contact-form textarea,.hpc-contact-form select{width:100%;border:1px solid var(--line);border-radius:10px;background:#08080a;color:#fff;padding:11px 12px;font:inherit;line-height:1.4}
.hpc-contact-form textarea{min-height:160px;resize:vertical}
.hpc-form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hpc-form-note,.hpc-form-status{color:var(--muted);font-size:.9rem}
.hpc-form-status.is-error{color:#ffb1b1}
.hpc-form-status.is-ok{color:#bde5bd}
.hpc-contact-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:18px}
.hpc-contact-card h2{font-size:1.16rem;margin:0 0 10px;color:var(--accent2)}
.hpc-contact-card p{margin:.6em 0}
@media(max-width:820px){.hpc-hero,.hpc-contact-layout{grid-template-columns:1fr}.hpc-form-grid-2{grid-template-columns:1fr}.hpc-hero{padding:20px}.hpc-data-table th{width:38%}}
@media(max-width:520px){.hpc-data-table,.hpc-data-table tbody,.hpc-data-table tr,.hpc-data-table th,.hpc-data-table td{display:block;width:100%}.hpc-data-table th{border-bottom:0;padding-bottom:4px}.hpc-data-table td{padding-top:4px}}

.hpc-kicker{display:inline-block;margin:0 0 10px;color:var(--accent2);font-weight:800;letter-spacing:.12em;font-size:.82rem;text-transform:uppercase}


/* v17: noise regulation guide */
.hpc-noise-page .hpc-page-lead{max-width:900px;color:var(--muted);font-size:1.02rem;margin:-10px 0 22px}.hpc-noise-card{background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));border:1px solid var(--line);border-radius:18px;padding:24px;margin:0 0 22px;box-shadow:0 1px 0 rgba(255,255,255,.03);line-height:1.85}.hpc-noise-lead{font-size:1.04rem;line-height:1.9;margin:0 0 12px}.hpc-noise-card h2{font-size:1.28rem;margin:2px 0 14px;padding-bottom:8px;border-bottom:1px solid var(--line)}.hpc-noise-card h3{font-size:1.07rem;margin:20px 0 8px;color:#fff}.hpc-noise-table{width:100%;border-collapse:collapse;margin:12px 0;font-size:.95rem;background:rgba(0,0,0,.12)}.hpc-noise-table th,.hpc-noise-table td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}.hpc-noise-table th{background:rgba(255,255,255,.05);white-space:nowrap;color:#fff}.hpc-callout{border-radius:12px;padding:15px 17px;margin:15px 0;font-size:.96rem;line-height:1.75}.hpc-callout.is-note{background:rgba(80,130,180,.14);border:1px solid rgba(120,170,220,.35)}.hpc-callout.is-warn{background:rgba(200,150,70,.14);border:1px solid rgba(228,207,157,.35)}.hpc-callout.is-key{background:rgba(90,160,100,.14);border:1px solid rgba(150,210,160,.35)}.hpc-check-list{list-style:none;padding:0;margin:8px 0}.hpc-check-list li{position:relative;padding:7px 0 7px 28px}.hpc-check-list li:before{content:"✓";position:absolute;left:0;top:7px;color:var(--accent2);font-weight:800}.hpc-noise-disclaimer{font-size:.88rem;color:var(--muted);line-height:1.75;margin-top:10px}@media(max-width:600px){.hpc-noise-card{padding:18px}.hpc-noise-table{font-size:.86rem}.hpc-noise-table th,.hpc-noise-table td{display:block;width:100%;padding:8px 10px}.hpc-noise-table th{border-bottom:0}}


/* v21: do not upscale small thumbnails in hover preview */
.hpc-image-hover-preview{width:auto!important;max-width:calc(100vw - 32px)!important;max-height:calc(100vh - 32px)!important;padding:10px!important}
.hpc-image-hover-preview img{width:auto!important;height:auto!important;max-width:min(900px,86vw)!important;max-height:min(760px,86vh)!important;object-fit:contain!important;background:#fff!important}
img[data-hpc-no-preview="1"]{cursor:default!important}


/* v22: click preview replaces automatic hover preview */
.hpc-image-hover-preview{display:none!important;visibility:hidden!important;pointer-events:none!important}
.hpc-gallery img[data-hpc-click-preview="1"],.hpc-product-image[data-hpc-click-preview="1"],.hpc-product-media img[data-hpc-click-preview="1"]{cursor:zoom-in}
.hpc-gallery figure{position:relative}
.hpc-gallery figure:has(img[data-hpc-click-preview="1"])::after{content:"クリックで拡大";position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.68);border:1px solid rgba(255,255,255,.18);border-radius:999px;color:#fff;font-size:.72rem;line-height:1;padding:6px 8px;pointer-events:none;opacity:.88}
.hpc-preview-open{overflow:hidden}
.hpc-click-preview{display:none;position:fixed;inset:0;z-index:10000;background:rgba(0,0,0,.82);padding:22px;align-items:center;justify-content:center}
.hpc-click-preview.is-open{display:flex}
.hpc-click-preview-panel{position:relative;max-width:min(1120px,96vw);max-height:calc(100vh - 44px);background:#08080a;border:1px solid var(--accent);border-radius:18px;box-shadow:0 28px 90px rgba(0,0,0,.68);padding:12px;display:grid;gap:8px}
.hpc-click-preview-panel img{display:block;max-width:calc(96vw - 24px);max-height:calc(100vh - 120px);width:auto;height:auto;object-fit:contain;background:#fff;border-radius:12px}
.hpc-click-preview-close{position:absolute;right:10px;top:10px;width:38px;height:38px;border-radius:999px;border:1px solid rgba(255,255,255,.35);background:rgba(0,0,0,.72);color:#fff;font-size:28px;line-height:1;cursor:pointer;z-index:2}
.hpc-click-preview-close:hover{background:rgba(199,161,90,.85)}
.hpc-click-preview-caption{margin:0;color:#ddd;font-size:.9rem;text-align:center;line-height:1.5;min-height:1.2em}
@media(max-width:820px){.hpc-click-preview{padding:10px}.hpc-click-preview-panel{max-width:calc(100vw - 20px);max-height:calc(100vh - 20px);border-radius:14px;padding:8px}.hpc-click-preview-panel img{max-width:calc(100vw - 36px);max-height:calc(100vh - 92px)}.hpc-gallery figure::after{display:none}}


/* v23: options wording + click preview is limited to product detail pages. */
.hpc-product-detail-page .hpc-gallery img[data-hpc-click-preview="1"],
.hpc-product-detail-page .hpc-product-image[data-hpc-click-preview="1"],
.hpc-product-detail-page .hpc-product-media img[data-hpc-click-preview="1"]{cursor:zoom-in}
.hpc-gallery img:not([data-hpc-click-preview="1"]),
.hpc-product-media img:not([data-hpc-click-preview="1"]),
.hpc-silencer-card img:not([data-hpc-click-preview="1"]){cursor:default}
a img:not([data-hpc-click-preview="1"]){cursor:pointer}
.hpc-gallery figure:has(img[data-hpc-click-preview="1"])::after{display:none!important}
.hpc-product-detail-page .hpc-gallery figure:has(img[data-hpc-click-preview="1"])::after{content:"クリックで拡大";display:block!important;position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.68);border:1px solid rgba(255,255,255,.18);border-radius:999px;color:#fff;font-size:.72rem;line-height:1;padding:6px 8px;pointer-events:none;opacity:.88}
/* Image zoom is click-only. Disable automatic hover zoom on galleries and cards. */
.hpc-gallery figure:hover img,
.hpc-product-media:hover .hpc-product-image,
.hpc-product-media:hover img,
.hpc-product-link-card:hover img,
.hpc-model-card:hover img,
.hpc-maker-model-link:hover .hpc-maker-model-thumb img,
.hpc-silencer-card:hover .hpc-silencer-thumb img,
.hpc-silencer-card:hover .hpc-silencer-card-media img,
.hpc-news-card:hover img{transform:none!important;filter:none!important;box-shadow:none!important}
.hpc-gallery figure:hover{z-index:1!important}
@media(max-width:820px){.hpc-product-detail-page .hpc-gallery figure::after{display:none!important}}


/* v24 official unused image gallery */
.hpc-official-extra-gallery{margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hpc-official-extra-gallery h2{margin:0 0 8px;font-size:1.35rem;color:#fff}
.hpc-section-lead{color:#cfcfcf;line-height:1.8;margin:0 0 16px}
.hpc-gallery-official{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.hpc-gallery-official figure{background:#101012;border:1px solid rgba(255,255,255,.12);border-radius:12px;overflow:hidden}
.hpc-gallery-official img{width:100%;height:190px;object-fit:cover;display:block}
@media (max-width:680px){.hpc-gallery-official{grid-template-columns:repeat(2,minmax(0,1fr))}.hpc-gallery-official img{height:130px}}

/* v25: PayPal checkout shipping region selector */
.hpc-shipping-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin:12px 0 10px;color:var(--hpc-muted,#b8b8b8);font-size:.94rem}
.hpc-shipping-row label{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--hpc-text,#f5f5f5)}
.hpc-shipping-row select{appearance:auto;background:#111;border:1px solid rgba(210,174,83,.55);border-radius:8px;color:#fff;padding:7px 10px;min-width:220px}
.hpc-shipping-fee{color:#e6d394;font-weight:700}
@media(max-width:640px){.hpc-shipping-row{display:block}.hpc-shipping-row label{display:block}.hpc-shipping-row select{width:100%;margin-top:6px}.hpc-shipping-fee{display:block;margin-top:8px}}


/* v30: timeout-safe official image galleries */
.hpc-gallery-extra[hidden]{display:none!important}
.hpc-gallery-more{display:block;margin:18px auto 24px;padding:12px 22px;border:1px solid #111;background:#111;color:#fff;border-radius:999px;font-weight:700;cursor:pointer}
.hpc-gallery-more:hover{background:#333}
.hpc-gallery-official-full img[data-hpc-deferred-src]{opacity:.82}