:root{
  --red:#c8102e;
  --red-dark:#9d0b22;
  --ink:#15171a;
  --text:#33363b;
  --muted:#69707a;
  --line:#e3e6ea;
  --soft:#f6f7f9;
  --paper:#fff;
  --footer:#1d2227;
  --max:1320px;
  --shadow:0 14px 34px rgba(20,25,31,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo",system-ui,sans-serif;color:var(--text);background:#fff;line-height:1.75}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.98);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);box-shadow:0 3px 20px rgba(15,19,24,.04)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:82px}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.brand-mark{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--red),#e63a45);position:relative;flex:none;box-shadow:0 8px 20px rgba(200,16,46,.24)}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;border-radius:999px;background:#fff}
.brand-mark:before{width:22px;height:22px;top:8px;left:9px;transform:rotate(-28deg)}
.brand-mark:after{width:27px;height:10px;right:8px;bottom:11px;transform:rotate(-28deg);opacity:.92}
.brand-text{display:grid;min-width:0}
.brand-ja{font-weight:900;font-size:28px;line-height:1.06;color:#1b1d20;white-space:nowrap}
.brand-en{font-size:12px;letter-spacing:.12em;color:#6b7078;text-transform:uppercase;margin-top:2px;white-space:nowrap}
.nav{display:flex;align-items:center;gap:22px;flex-wrap:nowrap}
.nav a{position:relative;padding:28px 0 24px;color:#25282d;font-weight:800;font-size:15px;white-space:nowrap}
.nav a.active,.nav a:hover{color:var(--red)}
.nav a.active:after,.nav a:hover:after{content:"";position:absolute;left:0;right:0;bottom:13px;height:3px;background:var(--red);border-radius:999px}
.header-right{display:flex;align-items:center;gap:14px}
.tel-mini{position:relative;padding-left:24px;color:var(--red);font-weight:900;font-size:20px;line-height:1.15;white-space:nowrap}
.tel-mini:before{content:"";position:absolute;left:0;top:3px;width:15px;height:15px;border:3px solid var(--red);border-top-color:transparent;border-right-color:transparent;border-radius:50%;transform:rotate(-45deg)}
.tel-mini small{display:block;color:#6c7179;font-size:12px;font-weight:600;line-height:1.5}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:12px 22px;border:1px solid transparent;border-radius:6px;font-weight:900;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;cursor:pointer;line-height:1.2;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 10px 24px rgba(200,16,46,.22)}
.btn-primary:hover{background:var(--red-dark)}
.btn-outline{background:#fff;border-color:var(--red);color:var(--red)}
.btn-soft{background:#fff;color:var(--red);border-color:#fff}
.btn-arrow:after{content:"›";font-size:22px;line-height:1;margin-left:8px}
.hamburger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--red);font-size:24px}
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:#fff}
.hero:before{content:"";position:absolute;inset:0;background:
  linear-gradient(110deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.96) 44%,rgba(255,255,255,0) 45%),
  radial-gradient(circle at 24% 42%,rgba(200,16,46,.06),transparent 27%),
  linear-gradient(90deg,rgba(241,243,246,.78),rgba(255,255,255,0));
pointer-events:none}
.hero:after{content:"";position:absolute;left:4%;top:12%;width:48%;height:78%;opacity:.08;background:
  radial-gradient(circle at 45% 44%,transparent 0 25%,#38404a 26% 26.5%,transparent 27%),
  linear-gradient(18deg,transparent 0 47%,#38404a 48%,transparent 49%),
  linear-gradient(-18deg,transparent 0 47%,#38404a 48%,transparent 49%),
  repeating-linear-gradient(90deg,transparent 0 68px,#38404a 69px,#38404a 70px,transparent 71px),
  repeating-linear-gradient(0deg,transparent 0 54px,#38404a 55px,#38404a 56px,transparent 57px);
border-radius:50%;pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;min-height:510px}
.hero-copy{padding:52px 0 56px;max-width:620px}
.hero-lead{margin:0 0 13px;color:#111;font-size:31px;font-weight:800;line-height:1.35;letter-spacing:0}
.hero h1{margin:0;color:#111;font-size:41px;line-height:1.36;font-weight:900;letter-spacing:0}
.hero h1 .accent{color:var(--red)}
.hero p{margin:20px 0 0;color:#4e555f;font-size:16px;max-width:600px}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap;margin-top:28px}
.hero-collage{align-self:stretch;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(2,1fr);min-height:510px;margin-right:calc((100vw - min(var(--max),calc(100vw - 40px))) / -2);clip-path:polygon(18% 0,100% 0,100% 100%,0 100%);background:#fff}
.hero-tile{position:relative;display:block;min-height:210px;overflow:hidden;border-left:2px solid #fff;border-bottom:2px solid #fff;background-image:linear-gradient(180deg,rgba(0,0,0,.02) 35%,rgba(0,0,0,.68)),var(--bg);background-size:cover;background-position:center;transition:filter .2s ease,transform .2s ease}
.hero-tile:hover{filter:saturate(1.07) contrast(1.03)}
.hero-tile span{position:absolute;left:26px;bottom:18px;color:#fff;font-weight:900;text-shadow:0 2px 10px rgba(0,0,0,.45)}
.hero-tile.trade{--bg:url("images/trade-logistics.jpg");grid-column:1 / 2;grid-row:1 / 2;background-position:center}
.hero-tile.construction{--bg:url("images/construction-equipment.jpg");grid-column:2 / 3;grid-row:1 / 2}
.hero-tile.service{--bg:url("images/service-hospitality.jpg");grid-column:3 / 4;grid-row:1 / 2}
.hero-tile.environment{--bg:url("images/environment-recycling.jpg");grid-column:1 / 2;grid-row:2 / 3}
.hero-tile.healthcare{--bg:url("images/healthcare-medical.jpg");grid-column:2 / 3;grid-row:2 / 3}
.hero-tile.metal{--bg:url("images/metal-materials.jpg");grid-column:3 / 4;grid-row:2 / 3}
.home-overview{padding:24px 0 28px;background:#f8f9fb;border-bottom:1px solid var(--line)}
.overview-grid{display:grid;grid-template-columns:1.45fr .62fr 1fr;gap:26px;align-items:stretch}
.block-title{margin:0 0 14px;color:#111;font-size:22px;line-height:1.25;font-weight:900;position:relative}
.block-title:after{content:"";display:block;width:34px;height:2px;background:var(--red);margin-top:8px}
.service-tiles{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.service-tile{min-height:128px;display:flex;flex-direction:column;justify-content:space-between;background:#fff;border:1px solid var(--line);border-radius:4px;padding:16px 12px 12px;color:#1f242b;box-shadow:0 8px 24px rgba(20,25,31,.04)}
.line-icon{width:42px;height:42px;display:grid;place-items:center;color:var(--red);border:2px solid currentColor;border-radius:50%;font-size:18px;font-weight:900;line-height:1}
.service-tile:nth-child(2) .line-icon,.service-tile:nth-child(4) .line-icon{border-radius:4px}
.service-tile strong{font-size:13px;line-height:1.45;color:#20242a}
.service-tile:after{content:"›";color:var(--red);font-weight:900;font-size:20px;line-height:1}
.major-list{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.major-list li{position:relative;padding-left:26px;color:#333942;font-weight:700}
.major-list li:before{content:"";position:absolute;left:0;top:.55em;width:15px;height:15px;border:1px solid var(--red);border-radius:50%;background:#fff}
.major-list li:after{content:"";position:absolute;left:5px;top:.78em;width:5px;height:5px;border-radius:50%;background:var(--red)}
.strength-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.strength-card{min-height:82px;background:#fff;border:1px solid var(--line);border-radius:4px;padding:13px 14px}
.strength-card b{display:block;color:#1f242a;line-height:1.35}
.strength-card p{margin:4px 0 0;color:#69707a;font-size:12px;line-height:1.6}
.home-news{border-bottom:1px solid var(--line);background:#fff}
.home-news-inner{display:grid;grid-template-columns:130px 110px 1fr;align-items:center;gap:22px;min-height:70px}
.home-news h2{margin:0;font-size:21px;color:#111}
.news-more{display:inline-flex;align-items:center;justify-content:center;height:34px;border:1px solid var(--line);border-radius:4px;color:#3b4149;font-size:13px;font-weight:800}
.home-news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.home-news-list a{display:grid;grid-template-columns:86px 1fr;gap:12px;align-items:center;font-size:13px;color:#3d434b}
.home-news-list time{color:#6c727d;font-weight:800}
.contact-band{background:linear-gradient(110deg,#a90019 0%,var(--red) 56%,#b1001b 100%);color:#fff;position:relative;overflow:hidden}
.contact-band:before{content:"";position:absolute;inset:0;background:
  linear-gradient(25deg,transparent 0 43%,rgba(255,255,255,.16) 44%,transparent 45%),
  repeating-linear-gradient(150deg,rgba(255,255,255,.08) 0 1px,transparent 1px 72px);opacity:.42}
.contact-band-inner{position:relative;z-index:1;min-height:104px;display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:34px}
.contact-band p{margin:0;font-weight:900}
.contact-band .big-tel{font-size:35px;font-weight:900;line-height:1.1}
.contact-band small{display:block;text-align:center;font-size:13px;font-weight:600;opacity:.9}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:28px}
.sec-head h2{margin:0;color:#111;font-size:34px;line-height:1.2}
.sec-head p{margin:6px 0 0;color:#68707a;max-width:700px}
.grid{display:grid;gap:20px}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-4{grid-template-columns:repeat(4,1fr)}
.cards-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px;box-shadow:0 8px 24px rgba(20,25,31,.04)}
.card:hover{border-color:#efc4cc;box-shadow:0 14px 30px rgba(20,25,31,.07)}
.card h3{margin:0 0 8px;color:#111;font-size:21px;line-height:1.38}
.card p{margin:0;color:#626974;font-size:15px}
.icon-badge{width:50px;height:50px;display:grid;place-items:center;margin-bottom:16px;border:1px solid #f4cbd2;border-radius:6px;background:#fff5f7;color:var(--red);font-weight:900}
.link-more{display:inline-flex;align-items:center;gap:8px;color:var(--red);font-weight:900;margin-top:14px}
.band{background:#f8f9fb;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{padding:24px;border-radius:8px;background:#fff;border:1px solid var(--line);text-align:center}
.stat strong{display:block;font-size:38px;color:var(--red);line-height:1.1}
.stat span{color:#646b75}
.list-panel{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:start}
.bullet-list{display:grid;grid-template-columns:repeat(2,1fr);gap:9px 18px;margin:8px 0 0;padding:0}
.bullet-list li{list-style:none;position:relative;padding-left:22px;color:#444b54}
.bullet-list li:before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;background:var(--red)}
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.table th,.table td{padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.table th{width:178px;background:#f8f9fb;text-align:left;color:#3d444d}
.table tr:last-child th,.table tr:last-child td{border-bottom:none}
.notice-list{display:grid;gap:14px}
.notice-item{display:grid;grid-template-columns:110px 1fr auto;gap:16px;align-items:center;padding:18px 22px;border:1px solid var(--line);border-radius:8px;background:#fff}
.notice-date{font-weight:900;color:#666d77}
.notice-tag{padding:5px 10px;border-radius:4px;background:#fff1f3;color:var(--red);font-size:12px;font-weight:900}
.cta{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
.cta-box{border-radius:8px;padding:30px;background:linear-gradient(135deg,var(--red),#dd3440);color:#fff;box-shadow:0 18px 40px rgba(200,16,46,.18)}
.cta-box h3{margin:0 0 10px;font-size:30px;line-height:1.25}
.cta-box p{margin:0 0 20px;color:rgba(255,255,255,.92)}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:28px}
.contact-card h3{margin-top:0;color:#111;font-size:28px}
.contact-row{display:flex;gap:14px;align-items:flex-start;padding:15px 0;border-bottom:1px dashed var(--line)}
.contact-row:last-child{border-bottom:none}
.contact-row b{display:block;color:#111;margin-bottom:4px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.input,.textarea{width:100%;border:1px solid var(--line);border-radius:6px;padding:13px 15px;font:inherit;background:#fff}
.textarea{min-height:150px;resize:vertical}
.hero-mini{position:relative;overflow:hidden;padding:68px 0 52px;background:#f7f8fa;border-bottom:1px solid var(--line)}
.page-hero{min-height:292px;display:flex;align-items:center;color:#fff;background-image:linear-gradient(90deg,rgba(17,21,27,.82) 0%,rgba(17,21,27,.55) 45%,rgba(17,21,27,.12) 100%),var(--page-bg);background-size:cover;background-position:center}
.page-hero-business{--page-bg:url("images/trade-logistics.jpg")}
.page-hero-fields{--page-bg:url("images/fields-warehouse.jpg")}
.page-hero-company{--page-bg:url("images/company-meeting.jpg")}
.page-hero-news{--page-bg:url("images/news-desk.jpg")}
.page-hero-contact{--page-bg:url("images/contact-desk.jpg")}
.page-hero .container{position:relative;z-index:1}
.hero-mini h1{margin:0 0 10px;font-size:42px;line-height:1.2;color:inherit}
.hero-mini p{margin:0;color:rgba(255,255,255,.9);max-width:820px;font-weight:600}
.breadcrumb{display:flex;gap:8px;align-items:center;color:rgba(255,255,255,.82);font-size:14px;margin-bottom:14px}
.breadcrumb span{color:rgba(255,255,255,.5)}
.kv-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px;max-width:860px}
.kv{background:rgba(255,255,255,.95);border:1px solid rgba(255,255,255,.8);padding:16px 18px;border-radius:6px;color:#111}
.kv b{display:block;color:var(--red);font-size:13px;margin-bottom:5px;letter-spacing:.06em}
.kv strong{font-size:21px;line-height:1.35}
.note{font-size:14px;color:#777e87}
.image-card{padding:0;overflow:hidden}
.card-photo,.field-thumb,.side-visual,.news-visual,.contact-visual{background-image:linear-gradient(180deg,rgba(0,0,0,0),rgba(0,0,0,.2)),var(--bg);background-size:cover;background-position:center}
.card-photo{height:154px;border-bottom:1px solid var(--line)}
.image-card .card-body{padding:22px}
.thumb-trade{--bg:url("images/trade-logistics.jpg")}
.thumb-agri{--bg:url("images/environment-recycling.jpg")}
.thumb-materials{--bg:url("images/fields-warehouse.jpg")}
.thumb-recycle{--bg:url("images/environment-recycling.jpg")}
.thumb-medical{--bg:url("images/healthcare-medical.jpg")}
.thumb-metal{--bg:url("images/metal-materials.jpg")}
.thumb-service{--bg:url("images/service-hospitality.jpg")}
.thumb-people{--bg:url("images/company-meeting.jpg")}
.thumb-realestate{--bg:url("images/construction-equipment.jpg")}
.thumb-construction{--bg:url("images/construction-equipment.jpg")}
.thumb-travel{--bg:url("images/service-hospitality.jpg")}
.thumb-machinery{--bg:url("images/industrial-machinery.jpg")}
.field-card{padding:0;overflow:hidden}
.field-thumb{height:150px;border-bottom:1px solid var(--line)}
.field-card .card-body{padding:22px}
.side-visual{min-height:240px;border-radius:8px;margin-bottom:18px;position:relative;overflow:hidden;--bg:url("images/company-meeting.jpg")}
.side-visual span,.news-visual span,.contact-visual span{position:absolute;left:18px;bottom:16px;color:#fff;font-weight:900;text-shadow:0 2px 10px rgba(0,0,0,.42)}
.news-visual{min-height:280px;border-radius:8px;margin-bottom:24px;position:relative;--bg:url("images/news-desk.jpg")}
.contact-visual{min-height:260px;border-radius:8px;margin-top:18px;position:relative;--bg:url("images/contact-desk.jpg")}
.footer{background:radial-gradient(circle at 88% 18%,rgba(255,255,255,.08),transparent 28%),var(--footer);color:#d6dae0;padding:30px 0 18px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.2fr .85fr 1.05fr;gap:28px;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer .brand-ja{color:#fff;font-size:25px}
.footer .brand-en{color:#abb2bd}
.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:9px 18px}
.footer-links a{color:#dfe3e8}
.footer-links a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;align-items:center;padding-top:14px;color:#b8bec8;font-size:14px}
@media (max-width: 1180px){
  .header-inner{align-items:flex-start;padding:14px 0}
  .nav{gap:18px}
  .header-right .btn{display:none}
  .overview-grid{grid-template-columns:1fr}
  .service-tiles{grid-template-columns:repeat(3,1fr)}
  .home-news-inner{grid-template-columns:1fr}
  .home-news-list{grid-template-columns:1fr}
}
@media (max-width: 980px){
  .header-inner{align-items:center;min-height:72px}
  .brand-ja{font-size:23px}
  .brand-en{font-size:10px}
  .header-right .tel-mini{display:none}
  .header-right{margin-left:auto;flex:none}
  .hamburger{display:grid;place-items:center;flex:none}
  .nav{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;border-bottom:1px solid var(--line);padding:10px 20px 18px;box-shadow:0 10px 30px rgba(0,0,0,.06)}
  .nav.open{display:flex;flex-direction:column;align-items:flex-start}
  .nav a{padding:9px 0}
  .nav a.active:after,.nav a:hover:after{bottom:2px}
  .hero-grid{grid-template-columns:1fr;min-height:auto}
  .hero:before{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(255,255,255,.86))}
  .hero-copy{padding:36px 0 28px}
  .hero-lead{font-size:23px}
  .hero h1{font-size:32px}
  .hero-collage{margin:0 0 24px;min-height:430px;clip-path:none;border-radius:8px;overflow:hidden}
  .contact-band-inner{grid-template-columns:1fr;text-align:center;padding:26px 0;gap:16px}
  .cards-4,.cards-3,.cards-2,.stats,.cta,.list-panel,.footer-top{grid-template-columns:1fr}
  .kv-strip,.form-grid,.bullet-list{grid-template-columns:1fr}
  .notice-item{grid-template-columns:1fr;align-items:flex-start}
  .page-hero{min-height:250px}
}
@media (max-width: 640px){
  .container{width:min(var(--max),calc(100% - 24px))}
  .brand-mark{width:40px;height:40px}
  .brand-mark:before{width:19px;height:19px;top:6px;left:7px}
  .brand-mark:after{width:22px;height:8px;right:7px;bottom:9px}
  .brand-ja{font-size:19px}
  .header-inner{gap:10px}
  .header-right{gap:8px}
  .hero h1,.hero-mini h1{font-size:29px}
  .hero p{font-size:15px}
  .hero-collage{grid-template-columns:1fr 1fr;grid-template-rows:repeat(3,150px);min-height:auto}
  .hero-tile{min-height:150px}
  .hero-tile.trade,.hero-tile.construction,.hero-tile.service,.hero-tile.environment,.hero-tile.healthcare,.hero-tile.metal{grid-column:auto;grid-row:auto}
  .hero-tile span{left:14px;bottom:12px;font-size:13px}
  .service-tiles{grid-template-columns:repeat(2,1fr)}
  .strength-grid,.stats{grid-template-columns:1fr}
  .section{padding:54px 0}
  .home-overview{padding:20px 0}
  .sec-head{display:block}
  .contact-band .big-tel{font-size:28px}
  .table th,.table td{display:block;width:100%}
  .table th{border-bottom:none;padding-bottom:4px}
  .table td{padding-top:6px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}