.supply-site{--supply-ink:#29241f;--supply-muted:#6b625a;--supply-line:#e4ddd4;--supply-line-strong:#8f8780;--supply-accent:#1e6673;--supply-accent-deep:#1d505d;--supply-accent-soft:#e0edee;--supply-focus:#1a8393;--supply-patina:#7a5a3a;--supply-brass:#b8862b;--supply-steel:#64757f;--supply-bg:#faf8f5;margin:0;color:var(--supply-ink);background:var(--supply-bg);font-family:var(--supply-font),-apple-system,"Segoe UI","Helvetica Neue",sans-serif;font-synthesis-weight:none;-webkit-font-smoothing:antialiased;min-height:100vh;overflow-x:clip}.supply-site:lang(ja){font-family:var(--supply-font),"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo","Noto Sans JP",sans-serif}.supply-site:lang(zh-CN){font-family:var(--supply-font),"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif}.supply-site:lang(ko){font-family:var(--supply-font),"Apple SD Gothic Neo","Malgun Gothic","Noto Sans 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.supply-btn:focus-visible{outline-color:#fff;box-shadow:none}.supply-btn-primary{background:var(--supply-accent);color:white}.supply-btn-primary:hover{background:var(--supply-accent-deep)}.supply-btn-secondary{background:white;color:var(--supply-ink);border:1px solid var(--supply-line)}.supply-btn-secondary:hover{border-color:var(--supply-accent);color:var(--supply-accent)}.supply-section{padding:48px 0;border-bottom:1px solid var(--supply-line)}.supply-section:last-child{border-bottom:none}.supply-section h1{font-size:clamp(26px,1.4vw + 12px,32px);line-height:1.15;margin:0 0 14px}.supply-section h2{margin:0 0 14px}.supply-section p.lead{color:var(--supply-muted);font-size:15px;line-height:1.6;max-width:62ch;margin:0 0 24px}.supply-section-split{display:grid;gap:10px}.supply-section-split>h2{margin:0}.supply-section-split .lead:last-child{margin-bottom:0}:lang(ja) .supply-section-split>h2{word-break:keep-all}@media 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a:hover{color:var(--supply-ink)}.supply-inquiry-form{max-width:720px;display:flex;flex-direction:column;gap:20px}.supply-form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.supply-field{display:flex;flex-direction:column;gap:6px}.supply-field label,.supply-field>span{font-size:13px;font-weight:700;color:var(--supply-ink)}.supply-field input,.supply-field select,.supply-field textarea{font:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--supply-line-strong);border-radius:4px;background:white;color:var(--supply-ink)}.supply-field input:focus,.supply-field select:focus,.supply-field textarea:focus{outline:2px solid var(--supply-focus);outline-offset:2px}.supply-field-error{color:#b3261e;font-weight:600}.supply-checkbox-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:8px}.supply-inquiry-layout{display:grid;gap:40px}.supply-inquiry-aside h2{font-size:18px;margin:0 0 14px}.supply-inquiry-aside 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button[type=submit]:disabled{opacity:.6;cursor:not-allowed}.supply-menu-toggle{display:none}.supply-nav-panel{display:contents}@media (max-width:640px){.supply-header-inner{gap:10px}.supply-brand{font-size:13px;letter-spacing:.1em}.supply-lang-switch{order:1;margin-left:auto;gap:3px}.supply-lang-switch a{min-width:36px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0}.supply-menu-toggle{display:block;order:2;background:none;border:1px solid var(--supply-line);border-radius:4px;color:var(--supply-ink);font-size:18px;line-height:1;min-width:44px;min-height:44px;cursor:pointer;transition:border-color .15s ease}.supply-menu-toggle:hover{border-color:var(--supply-ink)}.supply-nav-panel{display:none;order:3;width:100%;flex-direction:column;gap:16px;padding-top:4px}.supply-header-inner[data-open=true] .supply-nav-panel{display:flex}.supply-nav{gap:4px;width:100%;flex-direction:column;margin-left:0}.supply-nav a{padding:13px 0;border-bottom:1px solid var(--supply-line)}.supply-nav a.active{border-bottom-color:var(--supply-accent)}}@media (prefers-reduced-motion:reduce){.supply-site *,.supply-site :after,.supply-site :before{transition-duration:.01ms!important;animation-duration:.01ms!important}}.supply-faq{margin:0}.supply-faq dt{font-weight:700;color:var(--supply-ink);margin-top:20px}.supply-faq dt:first-child{margin-top:0}.supply-faq dd{margin:6px 0 0;color:var(--supply-muted);line-height:1.6;max-width:62ch}:lang(ja) .supply-faq dd,:lang(ja) .supply-flow-steps li,:lang(ja) .supply-section p.lead,:lang(ko) .supply-faq dd,:lang(ko) .supply-flow-steps li,:lang(ko) .supply-section p.lead,:lang(zh) .supply-faq dd,:lang(zh) .supply-flow-steps li,:lang(zh) .supply-section p.lead{line-height:1.85;max-width:38em}.supply-map{border:1px solid var(--supply-line);border-radius:8px;overflow:hidden;aspect-ratio:16/9;max-width:720px;background:var(--supply-accent-soft)}.supply-map iframe{width:100%;height:100%;border:0;display:block}.supply-grade-mark{width:30px;height:30px;margin:0;flex:none;border-radius:7px;background:linear-gradient(145deg,rgba(255,255,255,.34) 0,rgba(255,255,255,0) 48%,rgba(0,0,0,.16) 100%),var(--grade-color,var(--supply-steel));box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}.supply-grade-mark[data-grade=copper]{--grade-color:#b3552d}.supply-grade-mark[data-grade=brass-gunmetal]{--grade-color:var(--supply-brass)}.supply-grade-mark[data-grade=aluminium]{--grade-color:#a9b3ba}.supply-grade-mark[data-grade=stainless]{--grade-color:var(--supply-steel)}.supply-grade-mark[data-grade=mixed-domestic]{--grade-color:#9c8f83}.supply-visual{margin:0}.supply-visual picture{display:block;overflow:hidden;border-radius:10px;background:var(--supply-surface,#fff)}.supply-visual img{width:100%;height:auto;display:block}.supply-visual figcaption{display:grid;gap:6px;margin-top:14px;max-width:68ch}.supply-visual figcaption strong{font-size:17px;line-height:1.5}.supply-visual figcaption span{font-size:14px;line-height:1.8;color:var(--supply-muted)}.supply-visual figcaption small{font-size:11px;color:var(--supply-muted)}.supply-visual-overlay{display:grid;gap:8px;margin-top:14px;padding-left:14px;border-left:3px solid var(--supply-accent)}.supply-visual-slogan{margin:0;font-size:19px;line-height:1.45;font-weight:800;color:var(--supply-ink);text-wrap:balance}.supply-visual-sub{margin:0;font-size:14px;line-height:1.8;color:var(--supply-muted);max-width:46ch}@media (min-width:720px){.supply-visual[data-overlay]{display:grid}.supply-visual[data-overlay]>picture{grid-row:1;grid-column:1}.supply-visual[data-overlay]>figcaption{grid-row:2;grid-column:1}.supply-visual[data-overlay] .supply-visual-overlay{grid-row:1;grid-column:1;margin:0;padding:0;border-left:0;gap:10px;align-content:center;pointer-events:none}.supply-visual[data-overlay] .supply-visual-slogan{font-size:clamp(20px,2.2vw,27px);line-height:1.32;text-wrap:balance}.supply-visual[data-overlay] .supply-visual-sub{font-size:clamp(13px,1.05vw,15px);line-height:1.75}.supply-visual[data-overlay=center] .supply-visual-overlay{justify-self:center;align-self:center;width:min(36%,370px);text-align:center;justify-items:center}.supply-visual[data-overlay=center] .supply-visual-slogan,.supply-visual[data-overlay=center] .supply-visual-sub{text-shadow:0 1px 3px rgba(255,252,248,.85)}.supply-visual[data-overlay=top-dark] .supply-visual-overlay{justify-self:stretch;align-self:start;padding:clamp(20px,3vw,34px) clamp(22px,3.5vw,46px) clamp(34px,5vw,58px);border-radius:10px 10px 0 0;background:linear-gradient(180deg,rgba(24,16,11,.66),rgba(24,16,11,.34) 58%,rgba(24,16,11,0))}.supply-visual[data-overlay=top-dark] .supply-visual-slogan{color:#fdf7f1;max-width:30ch}.supply-visual[data-overlay=top-dark] .supply-visual-sub{color:#ecdccf;max-width:42ch}}.supply-visual-hero{margin-top:28px}.supply-visual-hero figcaption{font-size:11px;color:var(--supply-muted);margin-top:10px}@media (max-width:640px){.supply-visual-hero{margin-top:20px}.supply-visual figcaption strong{font-size:15px}}