/* v420 Institutional Explainer Layer — extends v417 brand DNA */
:root{--v420-red:#ff5263;--v420-blue:#00d4ff;--v420-gold:#e8b850}
.v420-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#04090f 0%,#06101b 100%);border-bottom:1px solid var(--border)}
.v420-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(0,212,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.025) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(to bottom,#000 0%,transparent 92%);pointer-events:none}
.v420-hero-grid{position:relative;max-width:1280px;margin:0 auto;padding:92px 40px 88px;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:72px;align-items:center}
.v420-kicker{font:700 .63rem/1.4 var(--f-mono);letter-spacing:.22em;text-transform:uppercase;color:var(--gold2);margin-bottom:22px;display:flex;align-items:center;gap:12px}.v420-kicker::before{content:"";width:34px;height:1px;background:var(--gold)}
.v420-title{font:700 clamp(3rem,5.6vw,5.4rem)/.98 var(--f-display);letter-spacing:-.035em;color:var(--white);max-width:820px}.v420-title em{font-style:normal;color:var(--cyan)}
.v420-lead{font-size:1.04rem;line-height:1.88;color:var(--steel2);max-width:780px;margin-top:28px}.v420-lead strong{color:var(--white);font-weight:650}
.v420-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.v420-audience{margin-top:30px;padding-top:20px;border-top:1px solid var(--border);font:.58rem/1.8 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--steel4)}
.v420-orbit{position:relative;min-height:540px;display:flex;align-items:center;justify-content:center}.v420-orbit::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(0,212,255,.13),rgba(0,212,255,.02) 48%,transparent 68%);filter:blur(4px)}
.v420-stack{position:relative;width:100%;max-width:470px}.v420-stack-core{margin:0 auto;width:160px;height:160px;border:1px solid rgba(0,212,255,.45);transform:rotate(45deg);background:linear-gradient(135deg,rgba(0,212,255,.15),rgba(200,160,64,.06));box-shadow:0 0 70px rgba(0,212,255,.08);display:flex;align-items:center;justify-content:center}.v420-stack-core img{width:86px;height:86px;object-fit:contain;transform:rotate(-45deg);filter:drop-shadow(0 0 16px rgba(0,212,255,.25))}
.v420-state-list{margin-top:64px;display:grid;gap:8px}.v420-state{display:grid;grid-template-columns:145px 1fr auto;gap:14px;padding:12px 14px;border-top:1px solid var(--border);background:linear-gradient(90deg,rgba(8,14,26,.93),rgba(8,14,26,.58));font-family:var(--f-mono)}.v420-state b{font-size:.58rem;color:var(--cyan);letter-spacing:.11em}.v420-state span{font-size:.63rem;color:var(--steel2)}.v420-state i{font-style:normal;font-size:.55rem;color:var(--green);letter-spacing:.09em}
.v420-section{border-top:1px solid var(--border);background:var(--ink)}.v420-section.alt{background:var(--ink2)}.v420-wrap{max-width:1280px;margin:0 auto;padding:96px 40px}.v420-section-head{display:grid;grid-template-columns:minmax(240px,.72fr) minmax(0,1.28fr);gap:64px;margin-bottom:44px}.v420-section-head h2{font:700 clamp(2rem,3.6vw,3.4rem)/1.1 var(--f-display);color:var(--white);letter-spacing:-.025em}.v420-section-head .copy p{font-size:.92rem;color:var(--steel2);line-height:1.92;margin:0 0 18px}.v420-section-head .copy strong{color:var(--white)}
.v420-compare{display:grid;grid-template-columns:1.2fr 1fr 1.35fr;border:1px solid var(--border2);overflow:hidden}.v420-compare>div{padding:20px 22px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);min-height:92px}.v420-compare>div:nth-child(3n){border-right:0}.v420-compare .head{background:var(--ink3);font:.58rem/1.5 var(--f-mono);text-transform:uppercase;letter-spacing:.14em;color:var(--steel3);min-height:auto}.v420-compare .head.iq{color:var(--cyan)}.v420-compare .label{font:700 .92rem/1.35 var(--f-display);color:var(--white)}.v420-compare .body{font-size:.75rem;line-height:1.7;color:var(--steel2)}.v420-compare .iqbody{background:rgba(0,212,255,.03);color:var(--steel)}
.v420-flow{display:grid;grid-template-columns:repeat(7,minmax(110px,1fr));gap:0;border:1px solid var(--border2);background:var(--border);overflow:hidden}.v420-flow .step{position:relative;background:var(--ink2);padding:24px 18px;min-height:150px}.v420-flow .step+.step{border-left:1px solid var(--border2)}.v420-flow .num{font:.52rem/1 var(--f-mono);color:var(--gold2);letter-spacing:.12em}.v420-flow h3{font:700 .92rem/1.25 var(--f-display);color:var(--white);margin:14px 0 8px}.v420-flow p{font-size:.67rem;line-height:1.65;color:var(--steel3)}
.v420-products{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--border2)}.v420-product{padding:42px;min-height:440px;position:relative;overflow:hidden}.v420-product+.v420-product{border-left:1px solid var(--border2)}.v420-product::after{content:"";position:absolute;width:260px;height:260px;right:-80px;bottom:-80px;border-radius:50%;background:radial-gradient(circle,rgba(0,212,255,.13),transparent 68%)}.v420-product.core::after{background:radial-gradient(circle,rgba(232,184,80,.15),transparent 68%)}.v420-product h3{font:700 1.85rem/1.15 var(--f-display);color:var(--white);margin-bottom:14px}.v420-product p{font-size:.82rem;line-height:1.85;color:var(--steel2);margin-bottom:14px;max-width:600px}.v420-product ul{margin:22px 0 26px;display:grid;gap:8px;list-style:none}.v420-product li{font:.61rem/1.6 var(--f-mono);color:var(--steel3);letter-spacing:.05em}.v420-product li::before{content:"— ";color:var(--cyan)}.v420-product.core li::before{color:var(--gold2)}
.v420-onboard{display:grid;grid-template-columns:1fr 1.35fr;gap:46px;align-items:start}.v420-onboard-copy p{font-size:.86rem;line-height:1.9;color:var(--steel2);margin-bottom:16px}.v420-onboard-map{display:grid;grid-template-columns:1fr 44px 1fr 44px 1fr;align-items:stretch}.v420-node{border:1px solid var(--border2);background:var(--ink3);padding:20px}.v420-node strong{display:block;font:700 .82rem/1.35 var(--f-display);color:var(--white);margin-bottom:8px}.v420-node span{font-size:.66rem;color:var(--steel3);line-height:1.55}.v420-arrow{display:flex;align-items:center;justify-content:center;color:var(--cyan);font-size:1.25rem}.v420-verdicts{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:14px}.v420-verdict{padding:8px;text-align:center;font:.55rem/1 var(--f-mono);border:1px solid var(--border)}.v420-verdict.pass{color:var(--green)}.v420-verdict.warn{color:var(--gold2)}.v420-verdict.block{color:var(--v420-red)}
.v420-sector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}.v420-sector{background:var(--ink2);padding:30px;text-decoration:none;min-height:210px;transition:.18s}.v420-sector:hover{background:var(--ink3);transform:translateY(-2px)}.v420-sector .meta{font:.52rem/1.4 var(--f-mono);letter-spacing:.12em;color:var(--gold2);text-transform:uppercase}.v420-sector h3{font:700 1.05rem/1.25 var(--f-display);color:var(--white);margin:11px 0}.v420-sector p{font-size:.69rem;line-height:1.72;color:var(--steel3)}
.v420-jur-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px}.v420-jur-grid p{font-size:.84rem;line-height:1.88;color:var(--steel2);margin-bottom:14px}.v420-law-table{border:1px solid var(--border2);overflow:hidden}.v420-law-row{display:grid;grid-template-columns:.65fr 1.25fr 1.25fr 1fr;border-bottom:1px solid var(--border)}.v420-law-row:last-child{border-bottom:0}.v420-law-row>div{padding:13px 14px;border-right:1px solid var(--border);font-size:.62rem;line-height:1.55;color:var(--steel3)}.v420-law-row>div:last-child{border-right:0}.v420-law-row.head{background:var(--ink3)}.v420-law-row.head>div{font:700 .52rem/1.4 var(--f-mono);letter-spacing:.08em;color:var(--steel2);text-transform:uppercase}.v420-collision{margin-top:28px;border-left:3px solid var(--gold);background:var(--gold-dim);padding:20px 24px}.v420-collision h3{font:700 1rem/1.3 var(--f-display);color:var(--white);margin-bottom:8px}.v420-collision p{font-size:.72rem;line-height:1.75;color:var(--steel2);margin:0}
.v420-evidence{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}.v420-evidence p{font-size:.85rem;line-height:1.9;color:var(--steel2);margin-bottom:14px}.v420-receipt-flow{display:grid;gap:1px;background:var(--border);border:1px solid var(--border)}.v420-receipt-step{display:grid;grid-template-columns:38px 150px 1fr;gap:14px;background:var(--ink2);padding:15px}.v420-receipt-step b{font:700 .61rem/1.4 var(--f-mono);color:var(--cyan)}.v420-receipt-step span{font-size:.68rem;color:var(--steel3);line-height:1.5}.v420-receipt-step i{font-style:normal;color:var(--gold2);font-family:var(--f-mono);font-size:.54rem}
.v420-fomo{position:relative;overflow:hidden;background:linear-gradient(135deg,#07111d,#04090f 60%);border-top:1px solid var(--border)}.v420-fomo::after{content:"";position:absolute;right:-160px;top:-160px;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(0,212,255,.08),transparent 68%)}.v420-fomo-grid{position:relative;z-index:1;max-width:1280px;margin:0 auto;padding:100px 40px;display:grid;grid-template-columns:1fr 1fr;gap:70px}.v420-fomo h2{font:700 clamp(2.2rem,4vw,4rem)/1.05 var(--f-display);color:var(--white);letter-spacing:-.03em}.v420-fomo p{font-size:.92rem;line-height:1.9;color:var(--steel2);margin-bottom:16px}.v420-fomo strong{color:var(--white)}
.v420-proof-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--ink2)}.v420-proof-strip a{padding:18px 22px;border-right:1px solid var(--border);text-decoration:none}.v420-proof-strip a:last-child{border-right:0}.v420-proof-strip b{display:block;font:700 .66rem/1.4 var(--f-display);color:var(--white)}.v420-proof-strip span{font:.5rem/1.5 var(--f-mono);color:var(--steel4);letter-spacing:.08em}
/* Sector explainer inserts */
.v420-sector-explainer{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:linear-gradient(180deg,var(--ink2),var(--ink));padding:64px 40px}.v420-sector-explainer-inner{max-width:1180px;margin:0 auto}.v420-sector-explainer h2{font:700 2rem/1.15 var(--f-display);color:var(--white);margin-bottom:16px}.v420-sector-explainer p{font-size:.82rem;line-height:1.88;color:var(--steel2);max-width:980px;margin-bottom:14px}.v420-gate-band{margin-top:26px;display:flex;flex-wrap:wrap;gap:8px}.v420-gate-chip{font:.54rem/1.4 var(--f-mono);letter-spacing:.06em;color:var(--cyan);border:1px solid var(--cyan-border);background:var(--cyan-dim);padding:7px 10px;border-radius:3px}.v420-explain-note{margin-top:24px;padding:18px 20px;border-left:3px solid var(--gold);background:var(--gold-dim);font-size:.72rem;line-height:1.75;color:var(--steel2)}
/* Onboarding page */
.v420-onboarding-page .v420-stage{display:grid;grid-template-columns:72px 1fr;border-top:1px solid var(--border);padding:28px 0}.v420-onboarding-page .v420-stage-num{font:700 .62rem var(--f-mono);color:var(--gold2)}.v420-onboarding-page .v420-stage h3{font:700 1.1rem var(--f-display);color:var(--white);margin-bottom:8px}.v420-onboarding-page .v420-stage p{font-size:.76rem;line-height:1.8;color:var(--steel2)}
@media(max-width:980px){.v420-hero-grid,.v420-section-head,.v420-products,.v420-onboard,.v420-jur-grid,.v420-evidence,.v420-fomo-grid{grid-template-columns:1fr}.v420-orbit{min-height:auto}.v420-flow{grid-template-columns:1fr 1fr}.v420-product+.v420-product{border-left:0;border-top:1px solid var(--border2)}.v420-sector-grid{grid-template-columns:1fr 1fr}.v420-onboard-map{grid-template-columns:1fr}.v420-arrow{padding:8px;transform:rotate(90deg)}.v420-law-row{grid-template-columns:1fr 1fr}.v420-proof-strip{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.v420-hero-grid{padding:62px 20px 54px}.v420-title{font-size:clamp(2.45rem,13vw,3.8rem)}.v420-lead{font-size:.94rem;line-height:1.78}.v420-wrap{padding:68px 20px}.v420-section-head{gap:22px}.v420-section-head h2{font-size:2rem}.v420-compare{grid-template-columns:1fr}.v420-compare .head{display:none}.v420-compare>div{border-right:0}.v420-compare .label{background:var(--ink3)}.v420-flow{grid-template-columns:1fr}.v420-flow .step+.step{border-left:0;border-top:1px solid var(--border2)}.v420-products{display:block}.v420-product{padding:28px 22px;min-height:auto}.v420-sector-grid{grid-template-columns:1fr}.v420-law-row{grid-template-columns:1fr}.v420-law-row>div{border-right:0;border-bottom:1px solid var(--border)}.v420-proof-strip{grid-template-columns:1fr}.v420-proof-strip a{border-right:0;border-bottom:1px solid var(--border)}.v420-state{grid-template-columns:1fr auto}.v420-state span{grid-column:1 / -1}.v420-fomo-grid{padding:72px 20px}.v420-sector-explainer{padding:48px 20px}}