.proof-hero{padding:84px 0 76px}
.proof-hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:52px;align-items:center}
.proof-hero h1{max-width:760px}
.proof-hero .hero-actions{margin-top:30px}
.proof-principles{border:1px solid #324A60;background:#10263A;padding:28px 30px}
.proof-principles span{display:block;font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.proof-principles ol{list-style:none;counter-reset:proof}
.proof-principles li{counter-increment:proof;display:grid;grid-template-columns:28px 1fr;gap:12px;padding:11px 0;border-top:1px solid #324A60;color:#C9D3DB;font-size:13px;line-height:1.55}
.proof-principles li:first-child{border-top:none}
.proof-principles li:before{content:"0" counter(proof);color:var(--gold);font-family:var(--serif);font-size:16px}
.proof-nav{background:#fff;border-bottom:1px solid var(--line)}
.proof-nav .wrap{display:flex;gap:8px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px}
.proof-nav a{padding:8px 12px;border:1px solid var(--line);font-size:10px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--navy)}
.proof-nav a:hover{border-color:var(--gold);text-decoration:none}
.section-head-split{display:grid;grid-template-columns:.72fr 1.28fr;gap:45px;align-items:start}
.section-head-split .eyebrow{padding-top:8px}
.proof-case{display:grid;grid-template-columns:1.12fr .88fr;margin-top:38px;background:#fff;border:1px solid var(--line-2);border-top:4px solid var(--gold);box-shadow:0 18px 42px rgba(11,29,45,.07)}
.proof-case figure{background:#071827;display:flex;flex-direction:column}
.proof-case figure img{width:100%;height:100%;min-height:470px;object-fit:cover;object-position:center}
.proof-case figcaption{padding:11px 15px;font-size:10.5px;line-height:1.5;color:#AAB9C5;background:var(--navy)}
.proof-case-copy{padding:36px 38px}
.proof-label{display:inline-block;font-size:9.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-deep);margin-bottom:7px}
.proof-case h3{font-family:var(--serif);font-size:33px;line-height:1.08;font-weight:500;color:var(--navy);margin-bottom:14px}
.proof-case-copy>p{color:var(--slate);line-height:1.72}
.evidence-points{list-style:none;margin-top:22px;border-top:1px solid var(--line)}
.evidence-points li{display:grid;grid-template-columns:142px 1fr;gap:15px;padding:12px 0;border-bottom:1px solid var(--line)}
.evidence-points b{font-size:11.5px;color:var(--navy)}
.evidence-points span{font-size:12.5px;line-height:1.55;color:var(--slate)}
.proof-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:24px}
.proof-actions .text-link{font-size:12px;font-weight:700}
.signal-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line-2);border-top:4px solid var(--navy);margin-top:38px;background:#fff}
.signal{padding:26px 24px;border-right:1px solid var(--line)}
.signal:last-child{border-right:none}
.signal .number{display:block;font-family:var(--serif);font-size:34px;line-height:1;color:var(--navy);font-weight:600;margin-bottom:10px}
.signal .kind{display:block;font-size:9.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep);margin-bottom:8px}
.signal p{font-size:12.5px;line-height:1.58;color:var(--slate)}
.case-stack{display:grid;gap:20px;margin-top:34px}
.system-case{display:grid;grid-template-columns:180px 1fr 250px;background:#fff;border:1px solid var(--line-2);min-height:190px}
.system-case .case-metric{padding:26px 22px;background:var(--navy);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
.system-case .case-metric b{font-family:var(--serif);font-size:32px;line-height:1;color:#fff}
.system-case .case-metric span{font-size:9px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
.system-case .case-body{padding:25px 28px}
.system-case .case-body h3{font-family:var(--serif);font-size:25px;line-height:1.12;color:var(--navy);margin:4px 0 10px}
.system-case .case-body p{font-size:13.5px;line-height:1.65;color:var(--slate)}
.system-case .case-body small{display:block;margin-top:13px;color:var(--faint);font-size:10.5px;line-height:1.5}
.system-case .case-proof{border-left:1px solid var(--line);padding:25px 24px;background:var(--panel)}
.system-case .case-proof b{display:block;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-deep);margin-bottom:9px}
.system-case .case-proof p{font-size:12px;line-height:1.58;color:var(--slate)}
.validation-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;margin-top:36px}
.quote-card,.authority-card{background:#fff;border:1px solid var(--line-2);padding:30px}
.quote-card{border-top:4px solid var(--gold)}
.quote-card blockquote{font-family:var(--serif);font-size:22px;line-height:1.45;color:var(--navy)}
.quote-card cite{display:block;margin-top:18px;font-style:normal;font-size:11px;line-height:1.6;color:var(--slate)}
.quote-card cite b{color:var(--navy)}
.authority-card h3{font-family:var(--serif);font-size:26px;color:var(--navy);margin:7px 0 12px}
.authority-card p{font-size:13.5px;line-height:1.68;color:var(--slate)}
.authority-card figure{margin-top:20px;background:var(--panel);border:1px solid var(--line)}
.authority-card img{width:100%;max-height:370px;object-fit:cover;object-position:center 28%}
.authority-card figcaption{padding:10px 12px;font-size:10.5px;color:var(--slate)}
.credential-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.credential{background:#fff;border:1px solid var(--line-2);padding:25px}
.credential span{display:block;font-size:9px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep)}
.credential h3{font-family:var(--serif);font-size:23px;color:var(--navy);margin:7px 0 10px}
.credential p{font-size:12.8px;line-height:1.6;color:var(--slate)}
.credential a{display:inline-block;margin-top:13px;font-size:11px;font-weight:700}
.proof-boundary{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:34px}
.boundary-card{padding:27px;background:#fff;border:1px solid var(--line-2)}
.boundary-card h3{font-family:var(--serif);font-size:24px;color:var(--navy);margin-bottom:12px}
.boundary-card ul{margin-left:19px;color:var(--slate)}
.boundary-card li{margin:8px 0;font-size:13px;line-height:1.55}
.final-proof{background:var(--navy);color:#fff;border-bottom:none}
.final-proof h2{color:#fff}
.final-proof .lede{color:#C2CED8}
.final-proof-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.final-proof-actions{display:flex;gap:13px;justify-content:flex-end;flex-wrap:wrap}
.final-proof-actions .btn.outline{border-color:#60758A;color:#fff!important}
@media(max-width:940px){
  .proof-hero-grid,.section-head-split,.proof-case,.validation-grid,.final-proof-grid{grid-template-columns:1fr}
  .proof-case figure img{min-height:0}
  .signal-grid{grid-template-columns:repeat(2,1fr)}.signal:nth-child(2){border-right:none}.signal:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .system-case{grid-template-columns:150px 1fr}.system-case .case-proof{grid-column:1/-1;border-left:none;border-top:1px solid var(--line)}
  .credential-grid{grid-template-columns:1fr 1fr}.final-proof-actions{justify-content:flex-start}
}
@media(max-width:680px){
  .proof-hero{padding:64px 0 58px}.proof-principles{padding:22px}
  .proof-nav{display:none}.proof-case-copy{padding:27px 23px}.proof-case h3{font-size:29px}
  .evidence-points li{grid-template-columns:1fr;gap:3px}
  .signal-grid{grid-template-columns:1fr}.signal{border-right:none!important;border-bottom:1px solid var(--line)!important}.signal:last-child{border-bottom:none!important}
  .system-case{grid-template-columns:1fr}.system-case .case-metric{min-height:105px}.system-case .case-proof{grid-column:auto}
  .credential-grid,.proof-boundary{grid-template-columns:1fr}.quote-card blockquote{font-size:20px}
}

/* Launch Optimization Phase 3: Project File 001 proof integrity. */
.proof-result-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);margin:18px 0;background:#F7F5EF}.proof-result-grid div{padding:14px 12px;text-align:center;border-right:1px solid var(--line)}.proof-result-grid div:last-child{border-right:none}.proof-result-grid b{display:block;font-family:var(--serif);font-size:21px;line-height:1;color:var(--navy)}.proof-result-grid span{display:block;margin-top:6px;font-size:8.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-deep)}.proof-result-grid.large{margin-top:34px}.proof-result-grid.large div{padding:22px 15px}.proof-result-grid.large b{font-size:28px}.case-relationship-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}.case-relationship-grid article{background:#fff;border:1px solid var(--line-2);border-top:4px solid var(--gold);padding:26px}.case-relationship-grid span,.finding-grid span{display:block;font-size:9px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep)}.case-relationship-grid h3,.finding-grid h3{font-family:var(--serif);font-size:24px;line-height:1.12;color:var(--navy);margin:7px 0 10px}.case-relationship-grid p,.finding-grid p{font-size:12.5px;line-height:1.62;color:var(--slate)}.finding-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:22px}.finding-grid article{background:#fff;border:1px solid var(--line-2);padding:24px}.case-source-note{font-size:11px;line-height:1.55;color:var(--faint);margin-top:18px}.case-boundary-banner{display:grid;grid-template-columns:210px 1fr;gap:12px 24px;margin-top:34px;background:#fff;border:1px solid var(--line-2);border-left:4px solid var(--gold);padding:28px}.case-boundary-banner b{font-family:var(--serif);font-size:20px;color:var(--navy)}.case-boundary-banner p{font-size:13px;line-height:1.65;color:var(--slate)}.proof-case.case-detail{grid-template-columns:.95fr 1.05fr}.case-detail-hero .proof-principles li{grid-template-columns:28px 1fr}@media(max-width:940px){.case-relationship-grid,.finding-grid,.proof-case.case-detail{grid-template-columns:1fr}}@media(max-width:680px){.proof-result-grid{grid-template-columns:repeat(2,1fr)}.proof-result-grid div:nth-child(2){border-right:none}.proof-result-grid div:nth-child(-n+2){border-bottom:1px solid var(--line)}.case-boundary-banner{grid-template-columns:1fr;gap:5px 0}}