:root{--navy:#0d2a52;--blue:#1d5fb8;--orange:#ee6a1f;--ink:#1d2a3a;--mute:#5b6b7f;--line:#dde5ef;--bg:#f4f8fc}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Hiragino Sans",Meiryo,sans-serif;color:var(--ink);background:#fff;line-height:1.75;-webkit-text-size-adjust:100%}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* top bar */
.topbar{background:var(--navy);color:#dfe8f5;font-size:12px}
.topbar .wrap{display:flex;justify-content:space-between;gap:12px;padding-top:6px;padding-bottom:6px;flex-wrap:wrap}
.tb-r{display:flex;gap:20px}
/* header */
.hdr{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo img{height:46px;width:auto}
.gnav{display:flex;align-items:center;gap:22px;font-size:14px;font-weight:600;color:var(--navy)}
.gnav a{padding:6px 0;border-bottom:2px solid transparent;white-space:nowrap}
.gnav a:hover,.gnav a.on{color:var(--orange);border-color:var(--orange)}
.gnav a.cta{background:var(--orange);color:#fff;padding:9px 18px;border-radius:4px;border:0}
.gnav a.cta:hover{background:#d85a12;color:#fff}
.nt{display:none}.nt-btn{display:none}
@media (max-width:1100px){
 .tb-r>span,.topbar .wrap>span:first-child{display:none}.topbar .wrap{justify-content:center}
 .nt-btn{display:block;width:44px;height:44px;position:relative;cursor:pointer}
 .nt-btn span,.nt-btn span:before,.nt-btn span:after{content:"";position:absolute;left:10px;width:24px;height:2px;background:var(--navy)}
 .nt-btn span{top:21px}.nt-btn span:before{left:0;top:-7px}.nt-btn span:after{left:0;top:7px}
 .gnav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);box-shadow:0 8px 16px rgba(0,0,0,.08)}
 .gnav a{padding:14px 20px;border-bottom:1px solid var(--line)}
 .gnav a.cta{margin:14px 20px;text-align:center}
 .nt:checked~.gnav{display:flex}
 .hdr .wrap{position:relative;height:64px}.logo img{height:40px}
}
/* image pages */
.shot{position:relative;max-width:1440px;margin:0 auto;background:var(--bg)}
.shot img{width:100%}
.hs{position:absolute;display:block;border-radius:6px;transition:box-shadow .15s,background .15s}
.hs:hover{background:rgba(238,106,31,.07);box-shadow:0 0 0 2px rgba(238,106,31,.65)}
.pager{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:28px;padding-bottom:36px;font-size:14px;font-weight:600;color:var(--blue)}
.pager a:hover{color:var(--orange)}
.pager .mid{border:1px solid var(--blue);padding:8px 18px;border-radius:4px}
/* text pages */
.pghead{background:linear-gradient(180deg,#eaf2fb,#f6f9fd);padding:28px 0 44px}
.crumb{font-size:12px;color:var(--mute);margin-bottom:18px}.crumb a{color:var(--blue)}
.en{color:var(--blue);font-weight:700;font-size:13px;letter-spacing:.08em}
.pghead h1{font-family:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;font-size:40px;color:var(--navy);line-height:1.3;margin:6px 0 14px}
.lead{max-width:760px;color:var(--mute)}.lead strong{color:var(--navy);font-size:18px}
h2{font-family:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;font-size:26px;color:var(--navy);border-bottom:2px solid var(--navy);padding-bottom:10px;margin:0 0 24px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:56px;padding-top:56px;padding-bottom:64px}
.philo{font-size:19px;font-weight:700;color:var(--navy);margin-bottom:22px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:48px}
.cards div{border:1px solid var(--line);border-radius:10px;padding:14px;font-size:12.5px;color:var(--mute)}
.cards b{display:block;color:var(--blue);font-size:13px;margin-bottom:4px}
.reasons{list-style:none}
.reasons li{display:grid;grid-template-columns:36px 210px 1fr;gap:8px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;align-items:baseline}
.reasons span{color:var(--orange);font-weight:700}.reasons b{color:var(--navy)}.reasons em{font-style:normal;color:var(--mute)}
.info{width:100%;border-collapse:collapse;font-size:14px}
.info th{width:110px;text-align:left;color:var(--blue);padding:14px 0;vertical-align:top;border-bottom:1px solid var(--line)}
.info td{padding:14px 0;border-bottom:1px solid var(--line)}
.band{background:var(--navy);color:#d9e4f2;padding:36px 0}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.b-t{font-family:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;color:#fff;font-size:24px}
.btn{display:inline-block;background:var(--orange);color:#fff;padding:12px 32px;border-radius:4px;font-weight:700}
.btn:hover{background:#d85a12}
.btn.ghost{background:#fff;color:var(--navy);border:1px solid var(--navy)}
.uc{padding-top:56px;padding-bottom:80px}
.uc-box{border:1px dashed #b9c8da;border-radius:12px;background:var(--bg);text-align:center;padding:56px 20px;color:var(--mute)}
.uc-en{color:var(--orange);font-weight:700;letter-spacing:.12em;font-size:13px}
.uc-t{font-size:22px;font-weight:700;color:var(--navy);margin:8px 0 12px}
.uc-box .btn{margin-top:24px}
.contact{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-top:48px}
.c-card{border:1px solid var(--line);border-radius:12px;padding:28px 24px;background:#fff}
.c-l{font-size:13px;font-weight:700;color:var(--blue);margin-bottom:6px}
.c-v{font-size:22px;font-weight:700;color:var(--navy);word-break:break-all}
.c-a{font-weight:600;color:var(--navy)}
.c-s{display:block;font-size:13px;color:var(--mute);margin-top:6px}
a.c-s{color:var(--blue)}
.note{font-size:13px;color:var(--mute);padding-top:20px;padding-bottom:64px}
/* footer */
.ftr{background:#f1f5fa;border-top:1px solid var(--line);font-size:13px;color:var(--mute)}
.ftr .wrap{display:flex;justify-content:space-between;gap:32px;padding-top:36px;padding-bottom:28px;flex-wrap:wrap}
.f-co{display:flex;gap:24px;align-items:flex-start;flex-wrap:wrap}.f-co img{height:46px;width:auto}
.f-co strong{color:var(--navy);font-size:15px}
.f-nav{display:grid;grid-template-columns:repeat(4,auto);gap:6px 24px;align-content:start}
.f-nav a:hover{color:var(--orange)}
.copy{text-align:center;font-size:11px;padding:12px;border-top:1px solid var(--line)}
@media (max-width:820px){
 .cols,.contact{grid-template-columns:1fr;gap:36px}
 .cards{grid-template-columns:1fr}
 .reasons li{grid-template-columns:32px 1fr}.reasons em{grid-column:2}
 .pghead h1{font-size:30px}
 .f-nav{grid-template-columns:repeat(2,auto)}
 .pager{font-size:12px}
}

.scroller{overflow-x:auto;-webkit-overflow-scrolling:touch}
.hint{display:none}
@media (max-width:820px){.shot{min-width:860px}.hint{display:block;text-align:center;font-size:12px;color:var(--mute);background:var(--bg);padding:6px}}

/* ===== text product pages ===== */
.pd-hero{background:linear-gradient(120deg,#0b2347 0%,#123a6e 100%);color:#dbe6f4}
.pd-hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding-top:28px;padding-bottom:44px}
.pd-hero .crumb{color:#9fb3cc;margin-bottom:14px}.pd-hero .crumb a{color:#cfe0f5}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--orange);text-transform:uppercase}
.pd-hero h1{font-family:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;color:#fff;font-size:42px;line-height:1.3;margin:10px 0 14px;text-wrap:balance}
.pd-hero .sub{font-size:19px;font-weight:700;color:#fff;margin-bottom:12px;line-height:1.55}
.pd-hero p{font-size:15px;max-width:34em}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chips div{border:1px solid rgba(255,255,255,.35);border-radius:6px;padding:8px 14px;font-size:13px;line-height:1.4}
.chips small{display:block;color:#9fb3cc;font-size:11px}
.chips b{color:#fff}
.pd-hero figure img{border-radius:10px;width:100%}
.pd-hero figcaption{font-size:11px;color:#9fb3cc;margin-top:6px;text-align:right}
.sec{padding-top:56px;padding-bottom:56px}
.sec.alt{background:var(--bg)}
.sec h2{border:0;padding:0;margin:6px 0 10px;font-size:28px;text-wrap:balance}
.sec .lead2{color:var(--mute);margin-bottom:28px;max-width:46em}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.g5{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.box{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;min-width:0}
.box h3{font-size:17px;color:var(--navy);margin-bottom:6px;line-height:1.45}
.box p,.box li{font-size:14px;color:var(--mute)}
.box.hl{border:2px solid var(--blue)}
.tag{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:4px;background:var(--bg);color:var(--navy);border:1px solid var(--line);margin-bottom:10px}
.box.hl .tag{background:var(--blue);color:#fff;border-color:var(--blue)}
.dots{list-style:none}.dots li{padding:8px 0;border-top:1px solid var(--line)}
.dots li:before{content:"・";color:var(--orange)}
.vs{display:grid;grid-template-columns:1fr 40px 1fr;align-items:center;gap:8px}
.vs .arw{text-align:center;color:var(--orange);font-size:26px;font-weight:700}
.feat{display:flex;gap:16px;align-items:flex-start}
.feat .ic{flex:0 0 44px;height:44px;border-radius:50%;background:var(--bg);color:var(--blue);display:grid;place-items:center;font-weight:700}
.feat .ic.o{color:var(--orange)}
.stack{display:grid;gap:14px}
.spec{width:100%;border-collapse:collapse;font-size:14px}
.spec th{text-align:left;width:9em;color:var(--blue);padding:9px 0;border-top:1px solid var(--line);vertical-align:top;font-weight:700}
.spec td{padding:9px 0;border-top:1px solid var(--line)}
.type-h{margin:-22px -22px 16px;padding:12px 22px;border-radius:10px 10px 0 0;color:#fff;font-weight:700}
.type-h.a{background:#2e7d4f}.type-h.b{background:var(--blue)}
.type-h small{font-weight:500;margin-left:10px;opacity:.9}
.photo{width:100%;border-radius:8px;margin-bottom:14px}
.scene{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.scene img{width:100%;aspect-ratio:16/7;object-fit:cover}
.scene div{padding:12px 14px}.scene b{color:var(--navy);display:block}.scene span{font-size:13px;color:var(--mute)}
.sec.dark{background:var(--navy);color:#cfdcec}.sec.dark h2{color:#fff}.sec.dark .lead2{color:#a9bdd5}
.sec.dark .scene{border-color:#28507f;background:#143b6b}.sec.dark .scene b{color:#fff}.sec.dark .scene span{color:#bcd0e6}
.step{background:#fff;border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:8px;padding:16px}
.step.o{border-top-color:var(--orange)}
.step em{font-style:normal;font-size:12px;font-weight:700;color:var(--blue);letter-spacing:.06em}.step.o em{color:var(--orange)}
.step b{display:block;color:var(--navy);margin:4px 0}.step p{font-size:13px;color:var(--mute)}
.num{display:flex;gap:10px;align-items:center;font-size:14px;padding:6px 0}
.num i{font-style:normal;flex:0 0 28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700}
.warn{background:#fff7ec;border:1px solid #f3cfa3;border-radius:10px;padding:20px 22px;margin-top:20px}
.warn b{color:#c4520e;display:block;margin-bottom:8px}
.warn ul{columns:2;column-gap:32px;padding-left:18px;font-size:13px;color:#6b5a48}
.fam{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 20px}
.fam:hover{border-color:var(--blue)}.fam b{color:var(--navy);display:block}.fam span{font-size:13px;color:var(--mute)}.fam.cur{border:2px solid var(--blue)}
.spectrum{width:100%;height:auto}
.flow{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.flow figure{flex:1 1 120px;text-align:center;font-size:13px;color:var(--navy);font-weight:600}
.flow img{height:84px;width:auto;margin:0 auto 6px;object-fit:contain}
.flow .ar{color:var(--blue);font-size:22px}
.optn{display:flex;gap:14px;align-items:center}.optn img{flex:0 0 96px;width:96px;height:80px;object-fit:contain}
.ben .ic{font-size:13px;font-weight:700;color:var(--blue);letter-spacing:.06em}
.note-s{font-size:12px;color:var(--mute);margin-top:6px}
@media (max-width:900px){
 .pd-hero .wrap,.g2,.g3{grid-template-columns:1fr}
 .g4,.g5{grid-template-columns:1fr 1fr}
 .vs{grid-template-columns:1fr}.vs .arw{transform:rotate(90deg)}
 .pd-hero h1{font-size:32px}
 .warn ul{columns:1}
}
.pd-hero.light{background:linear-gradient(180deg,#eaf2fb,#f6f9fd);color:var(--ink)}
.pd-hero.light .crumb{color:var(--mute)}.pd-hero.light .crumb a{color:var(--blue)}
.pd-hero.light h1{color:var(--navy)}.pd-hero.light .sub{color:var(--navy)}.pd-hero.light p{color:var(--mute)}
.pd-hero.light .chips div{border-color:#c5d5e8;background:#fff}.pd-hero.light .chips b{color:var(--navy)}
.pd-hero .ph{display:flex;justify-content:center}
.heroimg{max-height:420px;width:auto;max-width:100%;border-radius:10px;object-fit:contain}
.tblwrap{overflow-x:auto;-webkit-overflow-scrolling:touch;background:#fff;border:1px solid var(--line);border-radius:10px}
.tbl{border-collapse:collapse;min-width:760px;width:100%;font-size:13.5px;font-variant-numeric:tabular-nums}
.tbl th,.tbl td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:center;vertical-align:top}
.tbl thead th{background:var(--navy);color:#fff;font-weight:700}
.tbl tbody th{text-align:left;color:var(--navy);background:var(--bg);width:220px;font-weight:700}
.tbl td.l{text-align:left;color:var(--mute);font-size:13px}
.tt{font-weight:500;font-size:12px;color:#ffd2b5}
a.fam b{color:var(--navy)}
.prods .prod{display:flex;flex-direction:column;gap:6px}
.box .pcode{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--orange)}
.box .ptag{font-size:13px;font-weight:700;color:var(--blue)}
.prods .spec{margin-top:auto}
@media (max-width:900px){.sec .g3[style*="repeat(6"]{grid-template-columns:repeat(2,1fr)!important}}
.grp{font-size:16px;color:var(--navy);margin:26px 0 12px;padding-left:10px;border-left:4px solid var(--orange)}
h1,h2,.b-t{font-weight:700}
.pd-hero h1,.pghead h1{font-weight:700;letter-spacing:.02em}