:root{
  --navy:#10233f;--navy2:#19375f;--teal:#0c7f86;--teal-soft:#e8f7f6;--gold:#b68a39;
  --ink:#17253a;--muted:#66758a;--line:#dfe6ef;--bg:#f6f8fb;--white:#fff;--danger:#9f3d3d;
  --shadow:0 18px 45px rgba(16,35,63,.08);--radius:20px;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);line-height:1.55}a{color:inherit}.wrap{width:min(1180px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand-mark{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--navy);color:#fff;font-weight:900;font-size:1.25rem}.brand strong{display:block;letter-spacing:.08em}.brand small{display:block;color:var(--muted);font-size:.67rem;max-width:270px}.nav nav{display:flex;gap:24px;align-items:center}.nav nav a{text-decoration:none;font-weight:650;font-size:.94rem;padding:27px 0 24px;border-bottom:3px solid transparent}.nav nav a:hover,.nav nav a.active{color:var(--teal);border-bottom-color:var(--teal)}.nav-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:9px;padding:9px 12px}
.hero{padding:88px 0 56px;background:radial-gradient(circle at 85% 20%,#dff5f3 0,rgba(223,245,243,0) 30%),linear-gradient(180deg,#fff 0,#f6f8fb 100%)}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:64px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;font-weight:800;color:var(--teal)}.hero h1{font-size:clamp(2.55rem,6.5vw,5.25rem);line-height:.98;letter-spacing:-.045em;color:var(--navy);max-width:860px;margin:.24em 0}.lead{font-size:1.18rem;line-height:1.7;max-width:780px;color:#3e5067}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;background:var(--navy);color:#fff;padding:13px 19px;text-decoration:none;font-weight:750;cursor:pointer;min-height:48px}.btn:hover{background:var(--navy2)}.btn.teal{background:var(--teal)}.btn.ghost{background:#fff;color:var(--navy);border:1px solid #cbd6e4}.btn.small{padding:9px 13px;min-height:38px;font-size:.9rem}
.credential-visual{background:linear-gradient(145deg,var(--navy),#183d66);border-radius:28px;padding:28px;color:#fff;box-shadow:0 30px 70px rgba(16,35,63,.22);position:relative;overflow:hidden;min-height:350px}.credential-visual:before{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-90px;top:-80px}.seal{width:90px;height:90px;border-radius:50%;border:1px solid rgba(255,255,255,.35);display:grid;place-items:center;font-weight:900;letter-spacing:.1em;background:rgba(255,255,255,.06)}.credential-visual h2{font-size:2rem;margin:30px 0 6px}.credential-visual .credential-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.credential-meta span{border:1px solid rgba(255,255,255,.24);border-radius:999px;padding:7px 11px;font-size:.82rem}
.section{padding:72px 0}.section.white{background:#fff}.section h2{font-size:clamp(2rem,4vw,3.1rem);letter-spacing:-.035em;line-height:1.05;color:var(--navy);margin:0 0 16px}.section-intro{max-width:760px;color:var(--muted);font-size:1.05rem;margin-bottom:34px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid.four{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.card.flat{box-shadow:none}.card h3{margin:7px 0 10px;color:var(--navy);font-size:1.3rem}.card p{color:#52647b}.card .tag,.tag{display:inline-flex;border-radius:999px;padding:6px 10px;background:var(--teal-soft);color:#08656a;font-size:.78rem;font-weight:800}.tag.neutral{background:#eef2f6;color:#59677a}.tag.gold{background:#fff4dd;color:#7a5d24}.card-link{text-decoration:none}.card-link:hover{transform:translateY(-2px);transition:.2s}.card-footer{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted)}
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.flow-step{padding:22px;border:1px solid var(--line);border-radius:16px;background:#fff;position:relative}.flow-step strong{display:block;color:var(--navy);margin:8px 0}.flow-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;font-weight:800}.trust-band{background:var(--navy);color:#fff;padding:62px 0}.trust-band h2{color:#fff}.trust-band p{color:#d9e4ef}.trust-points{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}.trust-point{border:1px solid rgba(255,255,255,.17);border-radius:16px;padding:20px;background:rgba(255,255,255,.04)}.trust-point strong{display:block;margin-bottom:6px}
.page-hero{padding:62px 0 34px;background:#fff;border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(2.35rem,5vw,4.2rem);letter-spacing:-.04em;line-height:1.02;margin:.2em 0;color:var(--navy)}.breadcrumbs{font-size:.85rem;color:var(--muted)}
.notice{padding:16px 18px;border-left:4px solid var(--gold);background:#fff8e8;border-radius:8px;color:#5b4b29}.notice.info{border-left-color:var(--teal);background:var(--teal-soft);color:#174f53}.notice.danger{border-left-color:var(--danger);background:#fff0f0;color:#6e2d2d}
.list-clean{padding:0;margin:0;list-style:none}.list-clean li{padding:11px 0;border-bottom:1px solid var(--line)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:28px}.kpi{font-size:2rem;font-weight:850;color:var(--navy)}.muted{color:var(--muted)}
.verify-shell{max-width:920px;margin:0 auto}.verify-form{display:flex;gap:10px;margin:24px 0 30px}.verify-form input{flex:1;padding:14px 16px;border:1px solid #cbd6e4;border-radius:12px;font-size:1rem;background:#fff}.verified{border-top:5px solid var(--teal)}.status-valid{color:#08736e;font-weight:850}.credential-id{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#f1f4f8;padding:5px 8px;border-radius:7px}
.pro-path{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.pro-path .card{min-height:230px}.audience{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--teal);font-weight:850}
.site-footer{background:#0d1d33;color:#dfe7f0;margin-top:0}.footer-grid{padding:48px 0;display:grid;grid-template-columns:1.2fr .7fr 1fr;gap:40px}.footer-grid h3{color:#fff;font-size:1rem}.footer-grid p{color:#aebdce}.footer-grid a{display:block;color:#dfe7f0;text-decoration:none;margin:7px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0 28px;display:flex;justify-content:space-between;color:#9fb0c3;font-size:.82rem}
@media(max-width:900px){.hero-grid,.two-col{grid-template-columns:1fr}.credential-visual{min-height:300px}.grid,.grid.four,.pro-path{grid-template-columns:1fr 1fr}.flow{grid-template-columns:1fr 1fr}.trust-points{grid-template-columns:1fr 1fr}.brand small{display:none}.nav-toggle{display:block}.nav nav{display:none;position:absolute;left:4%;right:4%;top:72px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav nav.open{display:flex}.nav nav a{padding:11px;border:0}}
@media(max-width:560px){.hero{padding:58px 0 40px}.grid,.grid.four,.pro-path,.flow,.trust-points,.footer-grid{grid-template-columns:1fr}.verify-form{flex-direction:column}.footer-bottom{flex-direction:column;gap:8px}.section{padding:50px 0}.card{padding:21px}}
/* BR00.3 - collaboration / field intelligence */
.contribution-form{display:grid;gap:18px;max-width:980px}.contribution-form label{display:grid;gap:7px;font-weight:700;color:var(--navy,#0c2340)}.contribution-form input,.contribution-form select,.contribution-form textarea{width:100%;box-sizing:border-box;border:1px solid #ced8e5;border-radius:10px;padding:12px 14px;font:inherit;background:#fff;color:#10233f}.contribution-form textarea{resize:vertical;line-height:1.5}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.contribution-form .check{display:flex;grid-template-columns:auto 1fr;align-items:flex-start;font-weight:500}.contribution-form .check input{width:auto;margin-top:4px}.notice.danger{border-left:4px solid #a53030;background:#fff0f0;color:#6f1f1f}.muted{color:#64748b;font-size:.92rem}@media(max-width:760px){.form-grid{grid-template-columns:1fr}}