/* CET Legacy Bridge — public page v2026.07R-public */
:root{
  --orange:#F5A623; --orange-deep:#D4870F; --orange-text:#A5690B;
  --orange-soft:#FDEFD6; --orange-tint:#FCEBCF;
  --ink:#222222; --ink-soft:#3A3A3A; --gray:#757575; --dgray:#555555;
  --bg-gray:#F4F4F4; --bg-gray2:#FAFAFA; --line:#E8E8E8; --white:#FFFFFF;
  --jp:'Noto Sans JP',-apple-system,'Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;
  --en:Georgia,'Times New Roman',serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--jp);color:var(--ink);background:var(--white);line-height:1.9;-webkit-font-smoothing:antialiased;font-size:16px;}
section{scroll-margin-top:70px;}
img,svg{max-width:100%;height:auto;}

/* accessibility base */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;z-index:1000;border-radius:0 0 8px 0;font-weight:700;}
.skip-link:focus{left:0;}
:focus-visible{outline:3px solid var(--orange-deep);outline-offset:2px;border-radius:2px;}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition:none !important;animation:none !important;}
}

/* shared illustration strokes (SVG) */
.ln{fill:none;stroke:#E89A1C;stroke-width:5;stroke-linecap:round;stroke-linejoin:round;}
.ln-thin{fill:none;stroke:#E89A1C;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;}
.fill-o{fill:#F5A623;} .fill-w{fill:#FFFFFF;} .eye{fill:#E89A1C;}

/* nav */
.topnav{position:sticky;top:0;z-index:200;background:rgba(255,255,255,0.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.nav-inner{max-width:1140px;margin:0 auto;padding:11px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--en);font-weight:bold;font-size:18px;white-space:nowrap;}
.brand .mk{width:28px;height:28px;flex:0 0 auto;}
.brand em{font-style:italic;color:var(--orange-text);font-size:15px;}
.nav-links{display:flex;align-items:center;gap:20px;}
.nav-links a{color:var(--ink-soft);text-decoration:none;font-size:13.5px;font-weight:500;transition:color .2s;white-space:nowrap;}
.nav-links a:hover{color:var(--orange-text);}
.nav-links a.nav-cta{background:var(--orange);color:#1A1A1A;padding:9px 20px;border-radius:24px;font-weight:800;transition:background .2s;}
.nav-links a.nav-cta:hover{background:var(--orange-deep);color:#1A1A1A;}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;font-size:24px;color:var(--ink);cursor:pointer;line-height:1;padding:4px 12px;}
@media(max-width:960px){
  .nav-toggle{display:block;}
  .nav-links{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 0;display:none;box-shadow:0 12px 24px rgba(0,0,0,.06);}
  .nav-links.open{display:flex;}
  .nav-links a{padding:13px 24px;font-size:15px;border-bottom:1px solid var(--bg-gray2);}
  .nav-links a.nav-cta{margin:10px 24px;text-align:center;border-radius:24px;border-bottom:none;}
}

/* breadcrumb */
.crumbs{max-width:1140px;margin:0 auto;padding:10px 24px 0;font-size:12.5px;color:var(--gray);}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;}
.crumbs li+li::before{content:'›';margin-right:6px;color:var(--gray);}
.crumbs a{color:var(--dgray);text-decoration:none;}
.crumbs a:hover{color:var(--orange-text);text-decoration:underline;}

/* layout */
.wrap{max-width:1080px;margin:0 auto;padding:0 24px;}
.narrow{max-width:860px;margin:0 auto;padding:0 24px;}
.block{padding:68px 0;}
.block.alt{background:var(--bg-gray2);}
.block.dark{background:var(--ink);color:#fff;}
.block.dark p,.block.dark .lead{color:#D8D8D8;}
.eyebrow{font-family:var(--en);font-style:italic;font-weight:bold;font-size:14px;color:var(--orange-text);letter-spacing:1.5px;margin-bottom:8px;}
.block.dark .eyebrow{color:var(--orange);}
h2{font-size:28px;font-weight:900;line-height:1.5;letter-spacing:-.5px;margin-bottom:8px;}
.block.dark h2{color:#fff;}
h3{font-size:18px;font-weight:900;}
.bar{width:46px;height:5px;background:var(--orange);margin:14px 0 26px;border-radius:2px;}
.lead{font-size:16px;color:var(--dgray);margin-bottom:10px;max-width:820px;}
p{font-size:15.5px;color:var(--ink-soft);line-height:1.95;margin-bottom:14px;}
strong{font-weight:700;color:var(--ink);}
.block.dark strong{color:#fff;}
em.hl{font-style:normal;color:var(--orange-text);font-weight:700;}
.block.dark em.hl{color:var(--orange);}
.note{font-size:12.5px;color:var(--gray);line-height:1.75;margin-top:16px;}
.block.dark .note{color:#aaa;}

/* reveal: visible by default; animate only when JS present */
html.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease;}
html.js .reveal.show{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){
  html.js .reveal{opacity:1;transform:none;}
}

/* hero */
.hero{background:linear-gradient(160deg,#262626 0%,#1a1a1a 100%);color:#fff;padding:72px 0 64px;position:relative;overflow:hidden;}
.hero::after{content:'';position:absolute;top:-60px;right:-60px;width:340px;height:340px;border-radius:50%;background:rgba(245,166,35,.13);pointer-events:none;}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;}
.hero .eyebrow{color:var(--orange);}
.hero h1{font-size:36px;font-weight:900;line-height:1.45;letter-spacing:-.5px;margin-bottom:18px;color:#fff;}
.hero h1 .hl{color:var(--orange);}
.hero .sub{font-size:15.5px;color:#ccc;line-height:1.95;margin-bottom:24px;max-width:560px;}
.hero .btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:6px;}
.btn{display:inline-block;padding:13px 26px;border-radius:28px;font-weight:800;font-size:14.5px;text-decoration:none;transition:transform .15s,background .2s;}
.btn:hover{transform:translateY(-2px);}
.btn.primary{background:var(--orange);color:#1A1A1A;}
.btn.primary:hover{background:#FFB93E;}
.btn.ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.35);}
.btn.small{padding:9px 18px;font-size:13px;font-weight:700;}
.hero .doclinks{display:flex;gap:18px;flex-wrap:wrap;margin-top:6px;}
.hero .doclinks a{color:#ddd;font-size:13px;text-decoration:underline;text-underline-offset:3px;}
.hero .doclinks a:hover{color:var(--orange);}
.hero .hero-ill{max-width:280px;margin:0 auto;}
.trustline{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:16px;display:flex;flex-wrap:wrap;gap:8px 18px;}
.trustline span{font-size:12.5px;color:#ccc;position:relative;padding-left:16px;}
.trustline span::before{content:'✓';position:absolute;left:0;color:var(--orange);font-weight:bold;}
@media(max-width:880px){.hero .wrap{grid-template-columns:1fr;}.hero h1{font-size:27px;}.hero .hero-ill{max-width:170px;order:-1;}}

/* audience entry */
.aud{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px;}
@media(max-width:800px){.aud{grid-template-columns:1fr;}}
.audc{border:1.5px solid var(--line);border-radius:12px;padding:24px;background:#fff;}
.audc .who{font-family:var(--en);font-style:italic;font-weight:bold;font-size:12px;color:var(--orange-text);letter-spacing:1px;}
.audc h3{margin:6px 0 8px;font-size:17px;}
.audc p{font-size:13px;color:var(--dgray);margin-bottom:10px;}
.audc ul{list-style:none;}
.audc li{margin:4px 0;}
.audc a{color:var(--orange-text);font-size:13.5px;font-weight:700;text-decoration:none;}
.audc a:hover{text-decoration:underline;}

/* pattern cards */
.patterns{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px;}
@media(max-width:760px){.patterns{grid-template-columns:1fr;}}
.pat{border:1.5px solid var(--line);border-radius:12px;padding:24px;background:#fff;}
.pat .tag{font-family:var(--en);font-style:italic;font-weight:bold;font-size:12px;color:var(--orange-text);letter-spacing:1px;}
.pat h3{font-size:17px;margin:6px 0 8px;}
.pat p{font-size:13.5px;color:var(--dgray);margin:0;}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.chips span{background:var(--bg-gray2);border:1px solid var(--line);border-radius:16px;padding:5px 14px;font-size:12.5px;color:var(--dgray);}

/* calculator */
.calc{border:2px solid var(--orange);border-radius:14px;padding:26px;margin-top:26px;background:#fff;}
.calc h3{margin-bottom:4px;}
.calc .calc-note{font-size:12.5px;color:var(--gray);margin-bottom:16px;}
.calc .fields{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
@media(max-width:760px){.calc .fields{grid-template-columns:1fr 1fr;}}
@media(max-width:420px){.calc .fields{grid-template-columns:1fr;}}
.calc label{display:block;font-size:12.5px;font-weight:700;color:var(--ink);margin-bottom:4px;}
.calc input{width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:8px;font-size:15px;font-family:var(--jp);}
.calc input:focus-visible{border-color:var(--orange-deep);}
.calc .result{margin-top:18px;background:var(--orange-soft);border-radius:10px;padding:16px 20px;display:flex;gap:28px;flex-wrap:wrap;}
.calc .result div b{display:block;font-family:var(--en);font-weight:bold;font-size:24px;color:var(--orange-text);}
.calc .result div span{font-size:12.5px;color:var(--dgray);}
.calc .static-example{font-size:13px;color:var(--dgray);margin-top:12px;}

/* fit / nofit */
.fitgrid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:26px;}
@media(max-width:800px){.fitgrid{grid-template-columns:1fr;}}
.fitbox{border-radius:12px;padding:26px;}
.fitbox.ok{background:#fff;border:2px solid var(--orange);}
.fitbox.ng{background:var(--bg-gray2);border:1.5px solid var(--line);}
.fitbox h3{margin-bottom:10px;}
.fitbox ul{list-style:none;}
.fitbox li{font-size:14px;color:var(--ink-soft);padding:6px 0 6px 22px;position:relative;border-bottom:1px dashed var(--line);}
.fitbox.ok li::before{content:'✓';position:absolute;left:0;color:var(--orange-deep);font-weight:bold;}
.fitbox.ng li::before{content:'−';position:absolute;left:0;color:var(--gray);font-weight:bold;}

/* architecture */
.arch{margin-top:26px;display:flex;flex-direction:column;gap:12px;align-items:center;}
.arch .layer{width:100%;max-width:760px;border-radius:10px;padding:16px 22px;}
.arch .layer .t{font-weight:900;font-size:15px;}
.arch .layer .d{font-size:12.5px;color:var(--gray);margin-top:2px;line-height:1.8;}
.arch .legacy{background:var(--bg-gray);border:2px solid var(--ink);}
.arch .cet{background:var(--orange-soft);border:2.5px solid var(--orange);}
.arch .cet .t{color:var(--orange-text);}
.arch .out{background:#fff;border:2px solid var(--orange);}
.arch .paths{display:flex;gap:26px;align-items:center;justify-content:center;flex-wrap:wrap;}
.arch .path-read{color:var(--orange-text);font-weight:800;font-size:13.5px;}
.arch .path-write{color:var(--gray);font-weight:700;font-size:13.5px;border-bottom:2px dashed var(--gray);}

/* factory loop */
.loop{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px;counter-reset:loopstep;}
@media(max-width:900px){.loop{grid-template-columns:1fr 1fr;}}
@media(max-width:480px){.loop{grid-template-columns:1fr;}}
.loop .st{border:1.5px solid var(--line);border-radius:12px;padding:18px;background:#fff;position:relative;}
.loop .st .n{font-family:var(--en);font-style:italic;font-weight:bold;font-size:20px;color:var(--orange-deep);}
.loop .st h3{font-size:14.5px;margin:4px 0 4px;}
.loop .st p{font-size:12.5px;color:var(--dgray);margin:0;}
.loop .st.human{border:2px solid var(--orange);background:var(--orange-soft);}

/* asset layers */
.layers{margin-top:26px;display:flex;flex-direction:column;gap:10px;}
.layers .lyr{border-radius:10px;padding:16px 22px;display:flex;gap:16px;align-items:baseline;flex-wrap:wrap;}
.layers .lyr .ln2{font-family:var(--en);font-style:italic;font-weight:bold;font-size:13px;min-width:180px;}
.layers .lyr .lt{font-weight:900;min-width:150px;}
.layers .lyr .ld{font-size:13px;color:var(--dgray);flex:1;min-width:240px;}
.lyr.l1{background:var(--ink);color:#fff;}.lyr.l1 .ln2{color:var(--orange);}.lyr.l1 .ld{color:#ccc;}
.lyr.l2{background:#3A3A3A;color:#fff;}.lyr.l2 .ln2{color:var(--orange);}.lyr.l2 .ld{color:#ccc;}
.lyr.l3{background:var(--orange-soft);border:2px solid var(--orange);}.lyr.l3 .ln2{color:var(--orange-text);}
.lyr.l4{background:#fff;border:1.5px solid var(--line);}.lyr.l4 .ln2{color:var(--orange-text);}

/* tables */
.tablewrap{overflow-x:auto;margin-top:26px;}
table{width:100%;border-collapse:collapse;min-width:640px;}
caption{caption-side:top;text-align:left;font-size:13px;color:var(--gray);padding-bottom:8px;}
th,td{padding:12px 14px;border-bottom:1px solid var(--line);font-size:13.5px;text-align:left;vertical-align:top;}
thead th{background:var(--bg-gray);font-weight:900;font-size:13px;}
thead th.cet{background:var(--orange);color:#1A1A1A;}
td.cet{background:var(--orange-soft);font-weight:700;color:var(--ink);}
td.rowlabel,th.rowlabel{font-weight:700;color:var(--ink);background:#fff;white-space:nowrap;}
.block.dark table th,.block.dark table td{border-color:#444;}
.block.dark thead th{background:#2B2B2B;color:#fff;}
.block.dark tbody td{color:#ddd;}
.block.dark td.rowlabel{background:transparent;color:#fff;}
.block.dark td.cet{background:var(--orange-soft);color:var(--ink);}
.block.dark caption{color:#aaa;}

/* gates */
.flowmap{margin-top:26px;}
.gate{border:1.5px solid var(--line);border-radius:14px;background:#fff;margin-bottom:16px;padding:22px 24px;}
.gate .gtop{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-bottom:10px;}
.gate .dot{flex:0 0 auto;width:50px;height:50px;border-radius:50%;background:var(--orange-soft);border:2px solid var(--orange);
  color:var(--orange-text);display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:var(--en);font-weight:bold;line-height:1;}
.gate .dot .s{font-size:8px;font-style:italic;}
.gate .dot .n{font-size:17px;}
.gate .gt{font-weight:900;font-size:17px;}
.gate .gp{font-size:13px;color:var(--orange-text);font-weight:800;}
.gate dl{display:grid;grid-template-columns:110px 1fr;gap:4px 14px;font-size:13px;}
@media(max-width:560px){.gate dl{grid-template-columns:1fr;}}
.gate dt{font-weight:700;color:var(--ink);}
.gate dd{color:var(--dgray);}

/* plans */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px;align-items:stretch;}
@media(max-width:880px){.plans{grid-template-columns:1fr;}}
.plan{border:1.5px solid var(--line);border-radius:14px;padding:28px 24px;display:flex;flex-direction:column;background:#fff;}
.plan.feat{border:2.5px solid var(--orange);box-shadow:0 12px 30px rgba(245,166,35,.14);position:relative;}
.plan.feat::before{content:'標準プラン';position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--orange);color:#1A1A1A;font-size:11px;font-weight:800;padding:4px 16px;border-radius:14px;white-space:nowrap;}
.plan .pn{font-family:var(--en);font-style:italic;font-weight:bold;font-size:14px;color:var(--orange-text);letter-spacing:1px;}
.plan .pd{font-size:13px;color:var(--gray);margin:2px 0 12px;}
.plan .price{font-size:24px;font-weight:900;color:var(--ink);line-height:1.35;margin-bottom:2px;}
.plan .price small{font-size:12px;color:var(--gray);font-weight:400;}
.plan .term{font-size:12.5px;color:var(--orange-text);font-weight:800;margin-bottom:16px;}
.plan ul{list-style:none;flex:1;margin-bottom:18px;}
.plan li{font-size:13px;padding:7px 0 7px 24px;position:relative;color:var(--ink-soft);border-bottom:1px dashed var(--line);}
.plan li::before{content:'✓';position:absolute;left:0;color:var(--orange-deep);font-weight:bold;}
.plan li.no{color:var(--gray);}
.plan li.no::before{content:'−';color:var(--gray);}
.plan .pbtn{display:block;text-align:center;padding:12px;border-radius:24px;font-weight:800;font-size:14px;text-decoration:none;transition:background .2s;}
.plan .pbtn.solid{background:var(--orange);color:#1A1A1A;}
.plan .pbtn.solid:hover{background:var(--orange-deep);}
.plan .pbtn.line{border:1.5px solid var(--orange);color:var(--orange-text);}

/* docs / cases */
.doccards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px;}
@media(max-width:800px){.doccards{grid-template-columns:1fr;}}
.doc{border:1.5px solid var(--line);border-radius:12px;padding:22px;background:#fff;display:flex;flex-direction:column;}
.doc h3{font-size:15.5px;margin-bottom:6px;}
.doc p{font-size:12.5px;color:var(--dgray);flex:1;}
.doc a{color:var(--orange-text);font-weight:800;font-size:13.5px;text-decoration:none;}
.doc a:hover{text-decoration:underline;}
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px;}
@media(max-width:760px){.case-grid{grid-template-columns:1fr;}}
.case{display:block;border:1.5px solid var(--line);border-radius:12px;padding:22px;text-decoration:none;transition:border-color .2s;background:#fff;}
.case:hover{border-color:var(--orange);}
.case .ctype{display:inline-block;font-size:11px;font-weight:800;border-radius:12px;padding:2px 10px;margin-bottom:8px;background:var(--bg-gray);color:var(--dgray);}
.case .ctype.model{background:var(--orange-soft);color:var(--orange-text);}
.case .ct{font-size:16px;font-weight:900;color:var(--ink);line-height:1.6;}
.case .cs{font-size:12.5px;color:var(--gray);margin-top:3px;}
.case .cd{font-size:11.5px;color:var(--gray);margin-top:8px;}
.case .cr{font-size:12.5px;color:var(--orange-text);font-weight:700;margin-top:8px;}

/* faq */
.faq{margin-top:22px;}
.faq details{border:1.5px solid var(--line);border-radius:10px;margin-bottom:12px;overflow:hidden;background:#fff;}
.faq summary{padding:16px 20px;font-weight:700;font-size:15px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:'+';color:var(--orange-deep);font-size:22px;font-weight:bold;flex:0 0 auto;}
.faq details[open] summary::after{content:'−';}
.faq .fa{padding:0 20px 18px;font-size:14px;color:var(--dgray);line-height:1.9;}

/* contact / form */
.cta{background:var(--orange);padding:70px 24px;}
.cta .inner{max-width:860px;margin:0 auto;}
.cta h2{color:#1A1A1A;font-size:28px;margin-bottom:10px;}
.cta .cta-lead{color:#3A2A00;margin-bottom:22px;font-size:15.5px;}
.formcard{background:#fff;border-radius:16px;padding:30px;}
.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media(max-width:640px){.formgrid{grid-template-columns:1fr;}}
.field label{display:block;font-size:13px;font-weight:800;color:var(--ink);margin-bottom:5px;}
.field .req{color:#B3261E;font-size:11px;margin-left:4px;}
.field input,.field select,.field textarea{width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:8px;font-size:15px;font-family:var(--jp);background:#fff;color:var(--ink);}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{border-color:var(--orange-deep);}
.field.full{grid-column:1/-1;}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--dgray);}
.consent input{width:18px;height:18px;margin-top:3px;}
.form-actions{margin-top:18px;display:flex;gap:14px;align-items:center;flex-wrap:wrap;}
.form-actions .btn.primary{border:none;cursor:pointer;font-family:var(--jp);}
.form-status{margin-top:14px;font-size:14px;font-weight:700;color:var(--ink);background:var(--orange-soft);border:1.5px solid var(--orange);border-radius:8px;padding:12px 16px;display:none;}
.form-status.visible{display:block;}
.demo-note{font-size:12.5px;color:var(--dgray);margin-top:14px;}
.demo-note a{color:var(--orange-text);font-weight:700;}
.err{font-size:12px;color:#B3261E;margin-top:4px;display:none;}
.field.invalid input,.field.invalid select{border-color:#B3261E;}
.field.invalid .err{display:block;}

/* footer */
footer{background:var(--ink);color:#999;padding:48px 24px 32px;}
footer .fwrap{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:30px;}
@media(max-width:760px){footer .fwrap{grid-template-columns:1fr;gap:24px;}}
footer .fbrand{font-family:var(--en);font-weight:bold;font-size:20px;color:#fff;margin-bottom:10px;}
footer .fbrand em{color:var(--orange);font-style:italic;}
footer .fdesc{font-size:13px;line-height:1.8;}
footer .fcol h2{color:#fff;font-size:13px;margin-bottom:12px;font-weight:700;}
footer .fcol a{display:block;color:#aaa;text-decoration:none;font-size:13px;padding:4px 0;transition:color .2s;}
footer .fcol a:hover{color:var(--orange);}
footer .fbottom{max-width:1080px;margin:32px auto 0;padding-top:20px;border-top:1px solid #333;font-size:12px;color:#888;
  font-family:var(--en);letter-spacing:1px;text-align:center;}