:root{
  --bg:#172630; --bg-deep:#0d1a22; --panel:#1d2d38; --panel-2:#13212a;
  --panel-3:#233641; --text:#f5f2ea; --muted:#bcc7ce; --subtle:#91a3ad;
  --accent:#c46627; --accent-2:#ee8842; --border:#42545f; --ok:#6fd0a7; --danger:#dc646a;
  --max:1160px; --shadow:0 18px 55px rgba(0,0,0,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,Arial,sans-serif;line-height:1.75;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font:inherit}
.container{width:min(var(--max),calc(100% - 48px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(13,26,34,.98);border-bottom:1px solid #30414b;backdrop-filter:blur(12px)}
.navbar{width:min(1580px,calc(100% - 24px));margin:auto;min-height:82px;display:flex;align-items:center;gap:12px}
.brand{display:flex;align-items:center;flex:0 0 auto}.brand-logo{width:158px;height:auto}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:7px;font-size:12.8px;font-weight:750;line-height:1.2;white-space:nowrap}
.nav-links>a,.nav-dropdown>summary{padding:12px 2px;color:#eef1ee;cursor:pointer;list-style:none}.nav-dropdown>summary::-webkit-details-marker{display:none}
.nav-links>a:hover,.nav-dropdown>summary:hover,.nav-links>.active,.nav-dropdown.active>summary{color:var(--accent-2)}
.nav-links>.active{border-bottom:2px solid var(--accent)}
.nav-dropdown{position:relative}.nav-dropdown:not([open])>.dropdown-panel{display:none!important}.dropdown-panel{position:absolute;top:48px;left:-14px;min-width:190px;background:#0f1e27;border:1px solid var(--border);box-shadow:var(--shadow);padding:8px;display:grid;gap:2px}
.dropdown-panel a{padding:11px 12px;color:var(--text);font-weight:650}.dropdown-panel a:hover,.dropdown-panel a.active{background:#263a46;color:#fff}
.nav-simulator,.nav-contact{padding:11px 9px!important;border:1px solid var(--accent)!important;flex:0 0 auto}
.nav-simulator{background:var(--accent);color:#fff!important}.nav-simulator:hover{background:#a94f18!important}
.nav-contact{border-radius:24px;background:transparent;color:#fff!important}.nav-contact:hover,.nav-contact.active{background:#263640;color:#fff!important}
.menu-toggle{display:none;margin-left:auto;border:1px solid var(--border);background:transparent;padding:10px}.menu-toggle span{display:block;width:24px;height:2px;background:#fff;margin:4px 0}

main{display:block}.section{padding:76px 0;border-top:1px solid rgba(117,139,151,.24)}.section:first-child{border-top:0}.section.tight{padding:54px 0}
.page-hero{padding:82px 0 68px;background:linear-gradient(135deg,#172630 15%,#152b38 60%,#18303b 100%);border-bottom:1px solid var(--border)}
.home-hero{padding:86px 0 72px;background:radial-gradient(circle at 82% 35%,rgba(31,92,112,.42),transparent 32%),linear-gradient(135deg,#12273c,#172630 58%,#18313a)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}.eyebrow{display:inline-block;color:var(--accent-2);font-size:13px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;margin-bottom:16px}
h1,h2,h3{margin:0 0 16px;line-height:1.3;letter-spacing:-.02em;color:var(--text)}h1{font-size:clamp(32px,3.6vw,46px)}h2{font-size:clamp(24px,2.5vw,32px)}h3{font-size:20px}body[data-page="simulator"] .page-hero h1,body[data-page="lab"] .page-hero h1{font-size:clamp(30px,3vw,40px)}
.lead{font-size:18px;line-height:1.9;color:#e0e5e6;max-width:850px;margin:0}.small{font-size:14px;color:#c9d2d6}
.breadcrumb{color:var(--subtle);font-size:13px;margin-bottom:26px}.breadcrumb a{color:#d8dfe1}.accent{color:var(--accent-2)}
.hero-actions,.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 18px;border:1px solid var(--border);font-weight:750;color:#fff;background:#17252f}.btn-primary{background:var(--accent);border-color:var(--accent)}.btn-primary:hover{background:#a94f18}.btn-secondary:hover{border-color:#81939d}.btn-outline-accent{border-color:var(--accent)}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}.tag{font-size:13px;padding:7px 11px;border:1px solid var(--border);color:#d3dadd;background:#16242d}

.boundary-demo{border:1px solid var(--border);background:#10202a;box-shadow:var(--shadow)}.demo-head{padding:16px 20px;border-bottom:1px solid #314550;display:flex;justify-content:space-between;align-items:center;font-size:12px;letter-spacing:.1em;color:#c8d2d6}.traffic{display:flex;gap:8px}.traffic i{width:10px;height:10px;border-radius:50%;display:block}.traffic i:nth-child(1){background:#db6e74}.traffic i:nth-child(2){background:#d5ad55}.traffic i:nth-child(3){background:#67c4a2}.demo-body{padding:24px}.demo-request{border:1px solid #3b4f5a;background:#1b2c36;padding:18px;margin-bottom:18px}.demo-label{font-size:12px;color:#9eb0b8;text-transform:uppercase}.demo-request strong{display:block;font-size:18px;margin-top:5px}.boundary-path{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:18px 0}.node{padding:9px 11px;border:1px solid #357582;background:#113039;font-size:13px}.arrow{color:#65d5df;font-weight:800}.demo-result{padding:17px;border:1px solid #80505a;background:#32252c}.demo-result .status{display:inline-block;background:#c95459;padding:4px 9px;border-radius:18px;font-weight:800;font-size:12px;margin-right:8px}.demo-result strong{font-size:16px}.demo-result p{margin:7px 0 0;color:#d1d8da;font-size:13px}

.intro-two{display:grid;grid-template-columns:1fr 1fr;gap:22px}.pillar{background:var(--panel);border:1px solid var(--border);padding:28px}.pillar p{color:var(--muted);margin:0 0 18px}.pillar .label{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--accent-2);text-transform:uppercase}
.section-head{display:grid;grid-template-columns:180px 1fr;gap:28px;margin-bottom:34px}.section-code{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--accent-2);text-transform:uppercase;padding-top:8px}.section-head p{color:var(--muted);max-width:820px;margin:0}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--border);padding:24px;color:var(--text)}.card p,.card li{color:var(--muted)}.card-number{display:inline-block;color:var(--accent-2);font-size:15px;font-weight:800;letter-spacing:.08em;margin-bottom:12px}.card h3{font-size:19px}.card ul{padding-left:19px;margin:14px 0 0}.card li+li{margin-top:6px}
.line-list{border-top:1px solid var(--border)}.line-row{display:grid;grid-template-columns:72px 210px 1fr;gap:22px;padding:20px 0;border-bottom:1px solid var(--border);align-items:start}.line-row .no{color:var(--accent-2);font-weight:800}.line-row strong{font-size:18px}.line-row span:last-child{color:var(--muted)}
.compare{overflow:auto}.compare table{width:100%;border-collapse:collapse;background:var(--panel)}.compare th,.compare td{border:1px solid var(--border);padding:15px;text-align:left;vertical-align:top;color:var(--text)}.compare th{background:#12212a;color:#fff}.compare td{color:var(--muted)}
.notice{border-left:4px solid var(--accent);background:#1f303a;padding:20px 22px;color:#dce2e3}.notice strong{color:#fff}.notice p{margin:5px 0 0}

.pricing-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.price-card{background:var(--panel);border:1px solid var(--border);padding:24px;display:flex;flex-direction:column}.price-card.featured{border-top:3px solid var(--accent)}.price-card .price{font-size:30px;color:var(--accent-2);font-weight:850;margin:8px 0 12px}.price-card p,.price-card li{color:var(--muted)}.price-card ul{padding-left:18px}.price-card .btn{margin-top:auto}

.faq-list{display:grid;gap:12px}.faq-list details{border:1px solid var(--border);background:var(--panel)}.faq-list summary{cursor:pointer;padding:18px 20px;color:#fff;font-weight:750;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:'+';float:right;color:var(--accent-2);font-size:20px}.faq-list details[open] summary::after{content:'−'}.faq-answer{padding:0 20px 20px;color:var(--muted)}

.sim-flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.sim-step{padding:20px 16px;border-right:1px solid var(--border)}.sim-step:last-child{border-right:0}.sim-step b{display:block;color:var(--accent-2);font-size:14px;margin-bottom:8px}.sim-step strong{display:block;font-size:17px;margin-bottom:6px}.sim-step p{font-size:14px;color:var(--muted);margin:0}
.media-frame{border:1px solid var(--border);background:#101e27;padding:10px;margin-top:22px}.media-frame img{width:100%;background:#101e27}.fig-caption{font-size:13px;color:#b9c6cc;margin-top:9px}.scenario-chip{display:inline-block;border:1px solid var(--border);background:#12212a;padding:8px 12px;margin:4px;color:#fff}.not-diagnostic{border:1px solid var(--accent);background:#1a2a33;padding:22px}.not-diagnostic strong{color:var(--accent-2)}
.lab-specs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--border);border-left:1px solid var(--border)}.spec{padding:20px;border-right:1px solid var(--border);border-bottom:1px solid var(--border)}.spec span{display:block;font-size:12px;letter-spacing:.1em;color:var(--accent-2);font-weight:800}.spec strong{display:block;margin-top:6px}.stack{display:flex;flex-wrap:wrap;gap:9px}.stack span{padding:9px 12px;background:#12212a;border:1px solid var(--border);color:#e9eded}

.contact-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:36px}.contact-help{background:#1a2a34;border:1px solid var(--border);padding:24px}.contact-help h2{font-size:29px}.helper-list{display:grid;gap:10px;margin-top:22px}.helper-item{border:1px solid #536571;background:#1e2f39;padding:14px}.helper-item strong{display:block;color:#fff}.helper-item span{display:block;color:#d2dade;font-size:14px;margin-top:3px}.confidential{margin-top:14px;border:1px solid var(--border);background:#1e2f39;padding:18px}.confidential strong{color:var(--accent-2);letter-spacing:.08em}.contact-form{background:#1b2b35;border:1px solid var(--border);padding:28px}.contact-form h2{font-size:30px}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{margin-bottom:15px}.field label{display:block;color:#fff;font-weight:750;margin-bottom:7px}.required{color:#ef6d70;font-size:12px}.field input,.field select,.field textarea{width:100%;background:#0e1b23;color:#fff;border:1px solid #536571;padding:12px 13px;outline:none}.field textarea{min-height:190px;resize:vertical}.field input::placeholder,.field textarea::placeholder{color:#92a5af;opacity:1}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent-2);box-shadow:0 0 0 2px rgba(238,136,66,.16)}.form-note{font-size:13px;color:#c7d0d4}.char-counter{text-align:right;color:#aebdc4;font-size:13px}.turnstile-box{border:1px solid var(--border);background:#182832;padding:14px;margin:16px 0}.form-submit{width:100%;border:0;background:var(--accent);color:#fff;font-weight:800;padding:14px;cursor:pointer}.form-submit:hover{background:#a94f18}.hp-field{position:absolute!important;left:-9999px!important}

.news-grid{display:grid;gap:16px}.news-card,.news-item{background:var(--panel)!important;border:1px solid var(--border)!important;color:var(--text)!important;padding:22px}.news-card a,.news-item a{color:var(--accent-2)!important}.news-card p,.news-item p,.news-summary-ja,.news-title-original{color:var(--muted)!important}.news-archive{background:var(--panel);border:1px solid var(--border);padding:18px;margin:0 0 28px}.news-archive h2{font-size:18px}.news-archive-links{display:flex;flex-wrap:wrap;gap:8px}.news-archive-links a{border:1px solid var(--border);padding:8px 11px;color:#fff}.news-archive-links a.active{background:var(--accent);border-color:var(--accent)}
.news-list{display:grid;gap:14px}.news-entry{background:var(--panel);border:1px solid var(--border);padding:22px}.news-meta{display:flex;gap:10px;flex-wrap:wrap;color:#b9c4ca;font-size:13px}.news-title-ja{font-size:22px;color:#fff}.news-tags{display:flex;gap:7px;flex-wrap:wrap}.news-tag{font-size:12px;border:1px solid var(--border);padding:5px 8px;color:#d4dcdf}

.cta-band{border:1px solid var(--border);background:#12212a;padding:28px;display:flex;justify-content:space-between;gap:24px;align-items:center}.cta-band p{color:var(--muted);margin:0}
.site-footer{background:#0d1a22;border-top:1px solid #34464f;padding:52px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}.footer-brand .brand-logo{width:190px}.footer-grid p{color:#aebdc4}.footer-grid h3{font-size:15px}.footer-links{display:grid;gap:7px}.footer-links a{color:#c6d0d4;font-size:14px}.footer-links a:hover{color:var(--accent-2)}.footer-bottom{margin-top:34px;padding-top:17px;border-top:1px solid #34464f;display:flex;justify-content:space-between;color:#83949d;font-size:12px}
.reveal{opacity:1;transform:none}

@media (max-width:1360px){.navbar{width:calc(100% - 20px);gap:9px}.brand-logo{width:145px}.nav-links{gap:5px;font-size:11.8px}.nav-simulator,.nav-contact{padding:10px 7px!important}}
@media (max-width:1210px){.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:82px;left:14px;right:14px;background:#0d1a22;border:1px solid var(--border);padding:18px;flex-direction:column;align-items:stretch;gap:2px;white-space:normal}.nav-links.open{display:flex}.nav-links>a,.nav-dropdown>summary{padding:12px}.dropdown-panel{position:static;box-shadow:none;margin-top:4px}.nav-simulator,.nav-contact{border-radius:0}.nav-links>.active{border-bottom:0;border-left:3px solid var(--accent)}}
@media (max-width:900px){.hero-grid,.intro-two,.contact-layout,.section-head{grid-template-columns:1fr}.grid-3,.grid-4,.pricing-grid{grid-template-columns:1fr 1fr}.sim-flow{grid-template-columns:1fr}.sim-step{border-right:0;border-bottom:1px solid var(--border)}.lab-specs{grid-template-columns:1fr 1fr}.line-row{grid-template-columns:52px 1fr}.line-row span:last-child{grid-column:2}.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.container{width:min(100% - 30px,var(--max))}.home-hero,.page-hero{padding:58px 0}.section{padding:56px 0}.grid-2,.grid-3,.grid-4,.pricing-grid,.field-grid,.lab-specs{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:6px}.hero-actions .btn{width:100%}.cta-band{align-items:flex-start;flex-direction:column}}

/* Form confirmation / generated NEWS contrast guards */
.form-card{background:var(--panel);border:1px solid var(--border);padding:28px;color:var(--text)}
.form-card strong{color:#fff}.form-card div{color:#d5dde0}
.news-card-meta,.news-source,.news-summary,.news-card-bottom,.news-method{color:var(--muted)!important}
.news-link{color:var(--accent-2)!important;font-weight:750}
.importance-badge{display:inline-block;border:1px solid var(--border);background:#12212a;color:#fff!important;padding:4px 8px;font-size:12px}
.importance-badge.critical,.importance-badge.high{border-color:var(--accent)}
.importance-legend,.news-method{background:var(--panel)!important;border:1px solid var(--border)!important;color:var(--muted)!important;padding:18px}
.news-back-link{color:var(--accent-2)!important}.news-month-list{display:grid;gap:14px}

/* Final 2026-09-08 accessibility / local-lab visual guards */
html,body,main,.section{background-color:var(--bg);color:var(--text)}
.card,.pillar,.price-card,.faq-list details,.contact-help,.contact-form,.helper-item,.confidential,.news-card,.news-item,.news-entry,.news-archive,.form-card{color:var(--text)}
.card p,.card li,.pillar p,.price-card p,.price-card li,.faq-answer,.helper-item span,.contact-help p,.form-note,.char-counter{color:#cbd4d8}
.card a:not(.btn),.price-card a:not(.btn),.faq-answer a,.contact-help a{color:#f0a06a}
.field input,.field select,.field textarea{background:#0d1921!important;color:#fff!important}
.field input::placeholder,.field textarea::placeholder{color:#aebbc2!important}
.lab-runtime-visual{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:14px;align-items:stretch;margin:24px 0 10px}
.lab-node{background:#13232d;border:1px solid var(--border);padding:22px;min-height:148px}
.lab-node .kicker{display:block;color:var(--accent-2);font-size:12px;font-weight:800;letter-spacing:.1em;margin-bottom:8px}
.lab-node strong{display:block;color:#fff;font-size:18px;margin-bottom:8px}
.lab-node p{color:#cbd4d8;margin:0;font-size:14px}
.lab-arrow{display:flex;align-items:center;justify-content:center;color:var(--accent-2);font-size:27px;font-weight:900}
@media(max-width:900px){.lab-runtime-visual{grid-template-columns:1fr}.lab-arrow{transform:rotate(90deg);min-height:22px}}

/* Wildflow UPDATES */
.text-link{color:var(--accent-2);text-decoration:underline;text-underline-offset:3px;font-weight:750}
.updates-list .line-row{grid-template-columns:112px 320px 1fr}
@media(max-width:900px){.updates-list .line-row{grid-template-columns:112px 1fr}.updates-list .line-row span:last-child{grid-column:2}}
@media(max-width:620px){.updates-list .line-row{grid-template-columns:1fr;gap:8px}.updates-list .line-row span:last-child{grid-column:1}}