:root{
  --forest:#12382a;--forest-deep:#0b281e;--forest-soft:#e7eee9;
  --copper:#b86d3c;--copper-dark:#8f4f29;--ivory:#f7f4ec;--paper:#fffdf8;
  --ink:#17251f;--muted:#66736d;--line:#dce2dc;--line-dark:#c4cec6;
  --sans:"Manrope","Noto Sans JP",system-ui,sans-serif;
  --serif:"DM Serif Display","Noto Serif JP",Georgia,serif;
  --max:1180px;--radius:10px;--shadow:0 18px 50px rgba(13,40,30,.10)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ivory);color:var(--ink);font-family:var(--sans);line-height:1.6;overflow-x:hidden}
body[data-locale="jp"]{--sans:"Noto Sans JP",system-ui,sans-serif;--serif:"Noto Serif JP",serif}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button,a{touch-action:manipulation}
:focus-visible{outline:3px solid rgba(184,109,60,.35);outline-offset:3px}
.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.eyebrow{display:block;color:var(--copper);font-size:.75rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.muted{color:var(--muted)}
.section{padding:86px 0}
.section.soft{background:#eef2ee}
.section.white{background:var(--paper)}
.section-head{max-width:690px;margin-bottom:38px}
.section-head h2,.page-hero h1{font-family:var(--serif);font-weight:400;line-height:1.05;letter-spacing:-.02em;margin:0}
.section-head h2{font-size:clamp(2rem,4vw,3.25rem)}
.section-head p{font-size:1.03rem;color:var(--muted);margin:16px 0 0}
.topbar{background:var(--forest-deep);color:#dce8e1;font-size:.78rem;letter-spacing:.035em}
.topbar .container{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.topbar a{color:#fff;text-decoration:underline;text-underline-offset:3px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,40,30,.97);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.12)}
.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content}
.brand img{width:38px;height:38px;border-radius:9px}
.brand-name{display:block;font-family:var(--serif);font-size:1.65rem;line-height:1}
.brand-sub{display:block;font-size:.58rem;font-weight:700;letter-spacing:.23em;color:var(--muted);margin-top:5px;text-transform:uppercase}
.nav-links{list-style:none;display:flex;align-items:center;gap:27px;margin:0;padding:0}
.site-header .brand-name{color:#fff}.site-header .brand-sub{color:#9fb5aa}
.nav-links a{font-size:.88rem;font-weight:650;padding:8px 0;border-bottom:2px solid transparent;color:#dce7e1}
.nav-links a:hover,.nav-links a.active{color:#fff;border-color:var(--copper)}
.nav-actions{display:flex;align-items:center;gap:10px}
.lang-link{font-size:.76rem;font-weight:750;border:1px solid rgba(255,255,255,.28);color:#fff;border-radius:999px;padding:9px 12px;background:transparent}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border:1px solid transparent;border-radius:6px;font-weight:750;font-size:.9rem;cursor:pointer;transition:.2s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--copper);border-color:var(--copper);color:#fff}
.btn-primary:hover{background:var(--copper-dark)}
.btn-dark{background:var(--forest);border-color:var(--forest);color:#fff}
.btn-dark:hover{background:var(--forest-deep)}
.btn-outline{background:transparent;border-color:var(--forest);color:var(--forest)}
.btn-light{background:#fff;border-color:#fff;color:var(--forest)}
.btn-sm{min-height:40px;padding:9px 16px;font-size:.82rem}
.menu-btn{display:none;border:1px solid rgba(255,255,255,.28);background:transparent;border-radius:6px;min-width:48px;min-height:44px;font-weight:750;color:#fff}
.mobile-nav{display:none}
.hero{background:var(--paper);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.02fr 1fr;min-height:590px}
.hero-copy{padding:84px max(38px,calc((100vw - var(--max))/2)) 68px max(24px,calc((100vw - var(--max))/2));display:flex;flex-direction:column;justify-content:center}
.hero-copy h1{font-family:var(--sans);font-size:clamp(3rem,5.3vw,4.7rem);font-weight:800;line-height:1.08;letter-spacing:-.045em;margin:0;max-width:720px;color:var(--forest)}
.hero-copy p{max-width:590px;font-size:1.08rem;color:#46564f;margin:24px 0 30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-note{font-size:.78rem;color:var(--muted);margin-top:22px}
.hero-media{padding:20px 20px 20px 0;display:grid;grid-template-columns:1.1fr 1fr;grid-template-rows:1fr 1fr;gap:8px}
.hero-media figure{margin:0;overflow:hidden;background:#e6e0d5;border-radius:8px}
.hero-media figure:first-child{grid-row:1/3}
.hero-media img{width:100%;height:100%;object-fit:cover}
.promise-bar{background:var(--forest);color:#fff}
.promise-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.promise{padding:25px 28px;border-right:1px solid rgba(255,255,255,.18)}
.promise:last-child{border-right:0}
.promise b{display:block;font-size:.98rem}
.promise span{display:block;color:#c7d6ce;font-size:.8rem;margin-top:3px}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line-dark);background:var(--paper)}
.process-step{padding:30px 26px;border-right:1px solid var(--line)}
.process-step:last-child{border-right:0}
.step-no{font-family:var(--serif);font-size:2.1rem;color:var(--copper);line-height:1}
.process-step h3{margin:16px 0 8px;font-size:1.05rem}
.process-step p{margin:0;color:var(--muted);font-size:.86rem}
.network{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:center}
.network h2{font-family:var(--serif);font-size:clamp(2.2rem,4vw,3.6rem);line-height:1.08;font-weight:400;margin:0;color:var(--forest)}
.network p{color:var(--muted);margin:20px 0}
.network-guard{border-left:3px solid var(--copper);padding:4px 0 4px 18px;font-weight:700;color:var(--forest)}
.capability-list{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line-dark)}
.capability{padding:22px 18px 22px 0;border-bottom:1px solid var(--line);margin-right:24px}
.capability b{display:block;font-size:.95rem}
.capability span{display:block;color:var(--muted);font-size:.82rem;margin-top:4px}
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.category-card{background:var(--paper);border:1px solid var(--line);overflow:hidden;transition:.2s}
.category-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.category-card img{width:100%;aspect-ratio:1.05/1;object-fit:cover;background:#eee9df}
.category-card .body{padding:18px}
.category-card h3{font-family:var(--serif);font-size:1.35rem;font-weight:400;margin:0}
.category-card p{font-size:.8rem;color:var(--muted);margin:5px 0 0}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service{padding:28px;background:var(--paper);border-top:3px solid var(--copper)}
.service .num{font-size:.72rem;font-weight:800;color:var(--copper);letter-spacing:.12em}
.service h3{font-size:1.08rem;margin:16px 0 8px}
.service p{font-size:.86rem;color:var(--muted);margin:0}
.cta-panel{background:var(--forest);color:#fff;padding:60px;display:grid;grid-template-columns:1.2fr auto;gap:30px;align-items:center}
.cta-panel h2{font-family:var(--serif);font-size:clamp(2rem,4vw,3.2rem);font-weight:400;line-height:1.1;margin:0}
.cta-panel p{color:#cbd9d1;margin:14px 0 0;max-width:650px}
.page-hero{padding:74px 0 64px;background:var(--paper);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.8rem,5vw,4.7rem);color:var(--forest);max-width:900px}
.page-hero p{font-size:1.03rem;color:var(--muted);max-width:720px;margin:20px 0 0}
.crumbs{font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;color:var(--copper);margin-bottom:18px}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:28px;flex-wrap:wrap}
.filters{display:flex;gap:8px;flex-wrap:wrap}
.chip{border:1px solid var(--line-dark);background:var(--paper);border-radius:999px;padding:9px 16px;color:var(--muted);font-size:.8rem;font-weight:700;cursor:pointer}
.chip.active,.chip:hover{background:var(--forest);border-color:var(--forest);color:#fff}
.result-count{font-size:.8rem;color:var(--muted)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product-card{background:var(--paper);border:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.product-card[hidden]{display:none}
.product-card .media{aspect-ratio:1/1;overflow:hidden;background:#e9e3d8}
.product-card img{width:100%;height:100%;object-fit:cover;transition:.35s}
.product-card:hover img{transform:scale(1.035)}
.product-card .body{padding:17px;display:flex;flex-direction:column;flex:1}
.product-card .tag{font-size:.68rem;text-transform:uppercase;letter-spacing:.11em;color:var(--copper);font-weight:800}
.product-card h3{font-family:var(--serif);font-size:1.2rem;line-height:1.25;font-weight:400;margin:8px 0}
.product-card p{font-size:.8rem;color:var(--muted);margin:0 0 18px;flex:1}
.product-meta{font-size:.72rem;color:var(--forest);border-top:1px solid var(--line);padding-top:12px;margin-top:auto}
.product-card .btn{margin-top:14px;width:100%}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.about-grid h2{font-family:var(--serif);font-size:clamp(2rem,4vw,3.5rem);font-weight:400;line-height:1.08;margin:0;color:var(--forest)}
.about-grid p{color:var(--muted)}
.principles{display:grid;gap:0;border-top:1px solid var(--line-dark)}
.principle{padding:20px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:44px 1fr;gap:12px}
.principle .n{font-family:var(--serif);font-size:1.5rem;color:var(--copper)}
.principle b{display:block}
.principle span{font-size:.82rem;color:var(--muted)}
.role-table{background:var(--paper);border:1px solid var(--line)}
.role-row{display:grid;grid-template-columns:1fr 1.5fr;border-bottom:1px solid var(--line)}
.role-row:last-child{border-bottom:0}
.role-row b,.role-row span{padding:18px 20px;font-size:.86rem}
.role-row b{background:#eef2ee;color:var(--forest)}
.role-row span{color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:start}
.contact-info{background:var(--forest);color:#fff;padding:34px;position:sticky;top:110px}
.contact-info h2{font-family:var(--serif);font-weight:400;font-size:2.2rem;line-height:1.1;margin:0}
.contact-info p{color:#cbd9d1}
.contact-list{list-style:none;padding:0;margin:30px 0 0;border-top:1px solid rgba(255,255,255,.2)}
.contact-list li{padding:17px 0;border-bottom:1px solid rgba(255,255,255,.16);font-size:.86rem}
.contact-list b{display:block;color:#9fb9aa;font-size:.68rem;text-transform:uppercase;letter-spacing:.12em}
.form{background:var(--paper);border:1px solid var(--line);padding:34px}
.form h2{font-family:var(--serif);font-size:2.25rem;font-weight:400;margin:0 0 8px}
.form-intro{color:var(--muted);margin:0 0 26px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:17px}
.field label{display:block;font-size:.78rem;font-weight:800;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line-dark);background:#fff;padding:13px 14px;border-radius:5px;color:var(--ink)}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--copper);outline:3px solid rgba(184,109,60,.14)}
.form-note{font-size:.74rem;color:var(--muted);margin:10px 0 0}
.form-status{display:none;margin-top:16px;padding:13px 14px;background:var(--forest-soft);color:var(--forest);font-size:.84rem}
.form-status.show{display:block}
.form-status .btn{margin-left:12px}
.footer{background:var(--forest-deep);color:#d5e0d9;padding:60px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:54px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.15)}
.footer .brand-name{color:#fff}
.footer .brand-sub{color:#93aa9e}
.footer p{color:#9fb2a8;font-size:.84rem;max-width:420px}
.footer h3{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin:0 0 16px}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;font-size:.84rem}
.footer a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;font-size:.72rem;color:#81978b;flex-wrap:wrap}
@media(max-width:1000px){
  .nav-links{display:none}.menu-btn{display:inline-flex;align-items:center;justify-content:center}.nav-actions>.btn{display:none}
  .mobile-nav{position:fixed;inset:0;z-index:70;background:rgba(7,28,20,.58);opacity:0;visibility:hidden;transition:.2s;display:block}
  .mobile-nav.open{opacity:1;visibility:visible}
  .mobile-panel{position:absolute;right:0;top:0;width:min(86%,360px);height:100%;background:var(--paper);padding:24px;transform:translateX(100%);transition:.25s;display:flex;flex-direction:column}
  .mobile-nav.open .mobile-panel{transform:none}
  .mobile-close{align-self:flex-end;border:1px solid var(--line-dark);background:#fff;border-radius:6px;min-height:44px;padding:8px 13px;font-weight:750}
  .mobile-panel nav{display:grid;margin-top:24px}
  .mobile-panel nav a{padding:15px 3px;border-bottom:1px solid var(--line);font-weight:700}
  .mobile-panel .btn{margin-top:24px}
  .hero-grid{grid-template-columns:1fr;min-height:0}.hero-copy{padding:68px 30px}.hero-media{padding:0 20px 20px;min-height:520px}
  .network,.about-grid,.contact-grid{grid-template-columns:1fr}.contact-info{position:static}.product-grid{grid-template-columns:repeat(3,1fr)}
  .category-grid{grid-template-columns:repeat(2,1fr)}.service-grid{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:1fr 1fr}.process-step:nth-child(2){border-right:0}.process-step:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media(max-width:680px){
  .container{width:min(100% - 32px,var(--max))}.section{padding:64px 0}.topbar .container{justify-content:center;text-align:center;min-height:48px}.topbar a{display:none}
  .nav{min-height:70px;gap:10px}.brand img{width:34px;height:34px}.brand-name{font-size:1.42rem}.brand-sub{font-size:.48rem;letter-spacing:.16em}.lang-link{display:none}.nav-actions{gap:7px}
  .hero-copy{padding:58px 18px}.hero-copy h1{font-size:clamp(2.8rem,14vw,4rem)}.hero-media{grid-template-columns:1fr 1fr;grid-template-rows:230px 190px;min-height:0;padding:0 14px 14px}.hero-media figure:first-child{grid-column:1/3;grid-row:1}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}
  .promise-grid{grid-template-columns:1fr}.promise{border-right:0;border-bottom:1px solid rgba(255,255,255,.16);padding:19px 18px}.promise:last-child{border-bottom:0}
  .process-grid{grid-template-columns:1fr}.process-step{border-right:0!important;border-bottom:1px solid var(--line)!important}.process-step:last-child{border-bottom:0!important}
  .network{gap:36px}.capability-list{grid-template-columns:1fr}.capability{margin-right:0}.category-grid,.service-grid,.product-grid{grid-template-columns:1fr 1fr}.cta-panel{padding:38px 24px;grid-template-columns:1fr}.cta-panel .btn{width:100%}
  .page-hero{padding:58px 0 52px}.page-hero h1{font-size:2.75rem}.toolbar{align-items:flex-start}.filters{overflow-x:auto;flex-wrap:nowrap;width:100%;padding-bottom:6px}.chip{white-space:nowrap}.product-card .body{padding:14px}.product-card h3{font-size:1.06rem}
  .role-row{grid-template-columns:1fr}.role-row b{padding-bottom:6px}.role-row span{padding-top:6px}.form{padding:24px 18px}.form-row{grid-template-columns:1fr}.form-status .btn{display:flex;margin:12px 0 0}.footer-grid{grid-template-columns:1fr;gap:32px}.contact-grid{gap:20px}
}
@media(max-width:440px){.category-grid,.product-grid{grid-template-columns:1fr}.hero-media{grid-template-rows:210px 165px}.form h2{font-size:1.9rem}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}