:root{--black:#050506;--ink:#111217;--paper:#f7f5ef;--white:#fff;--muted:#6b7280;--line:rgba(255,255,255,.14);--line2:rgba(17,18,23,.12);--gold:#c7a24a;--green:#76d7a4;--red:#ef6b61;--blue:#88a7ff;--bronze:#8B6B3F;--silver:#c9cdd3;--platin:#e9eef5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.55}a{color:inherit}.nav{position:sticky;top:0;z-index:20;display:flex;gap:22px;align-items:center;justify-content:space-between;padding:18px 5vw;background:rgba(5,5,6,.82);backdrop-filter:blur(18px);color:#fff;border-bottom:1px solid var(--line)}.brand{font-weight:800;letter-spacing:.02em}.navlinks{display:flex;gap:16px;flex-wrap:wrap;font-size:14px;color:rgba(255,255,255,.72)}.navlinks a{text-decoration:none}.navlinks a:hover{color:#fff}.lang{border:1px solid var(--line);padding:8px 12px;border-radius:999px}.hero{min-height:96vh;background:radial-gradient(circle at 50% 10%,rgba(118,215,164,.12),transparent 34%),linear-gradient(160deg,#000,#07080c 55%,#101116);color:#fff;display:grid;place-items:center;text-align:center;padding:10vh 6vw;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:90px 90px;mask-image:radial-gradient(circle,#000 15%,transparent 68%)}.hero-inner{position:relative;z-index:1;max-width:1120px}.eyebrow{letter-spacing:.18em;text-transform:uppercase;font-size:12px;color:rgba(255,255,255,.55);font-weight:800}.hero h1{font-size:clamp(48px,8vw,118px);line-height:.95;letter-spacing:-.07em;margin:26px 0}.hero p{font-size:clamp(18px,2.3vw,28px);max-width:900px;margin:24px auto;color:rgba(255,255,255,.78)}.pill{display:inline-flex;gap:10px;align-items:center;margin-top:26px;border:1px solid rgba(118,215,164,.35);background:rgba(118,215,164,.08);padding:14px 20px;border-radius:999px;font-weight:800;color:#eafff2}.cta{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:38px}.btn{display:inline-block;text-decoration:none;border-radius:999px;padding:15px 22px;font-weight:800}.btn.primary{background:#fff;color:#000}.btn.secondary{border:1px solid var(--line);color:#fff}.quote{background:#0b0c10;color:#fff;padding:95px 6vw;text-align:center}.quote blockquote{font-size:clamp(28px,5vw,70px);font-weight:900;line-height:1.05;letter-spacing:-.045em;margin:0 auto;max-width:1120px}.quote small{display:block;margin-top:24px;color:rgba(255,255,255,.55);font-weight:700}.section{padding:92px 6vw}.section.dark{background:#07080b;color:#fff}.section.white{background:#fff}.section h2{font-size:clamp(32px,5vw,68px);line-height:1.04;letter-spacing:-.05em;margin:0 0 26px}.lead{font-size:clamp(18px,2vw,25px);color:var(--muted);max-width:920px}.dark .lead{color:rgba(255,255,255,.65)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:40px}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.card{border:1px solid var(--line2);background:rgba(255,255,255,.7);border-radius:28px;padding:28px;box-shadow:0 24px 60px rgba(0,0,0,.06)}.dark .card{border-color:var(--line);background:rgba(255,255,255,.055);box-shadow:none}.card h3{margin:0 0 12px;font-size:22px}.shock .card{min-height:210px;display:flex;align-items:flex-end;font-size:26px;font-weight:900;letter-spacing:-.03em}.truths{font-size:clamp(28px,4vw,58px);line-height:1.35;font-weight:900;letter-spacing:-.045em}.split{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}.register-card{position:relative;overflow:hidden}.badge{display:inline-block;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:900;letter-spacing:.08em}.red{background:rgba(239,107,97,.14);color:#d92d20}.yellow{background:rgba(199,162,74,.18);color:#9a6a00}.green{background:rgba(118,215,164,.16);color:#157347}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;color:#71717a}.protocol{background:#050506;color:#e7e7ea;border-radius:30px;padding:30px;overflow:auto;border:1px solid rgba(255,255,255,.12)}.protocol pre{white-space:pre-wrap;margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}.chain{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}.chain span{border:1px solid var(--line);border-radius:999px;padding:13px 16px;background:rgba(255,255,255,.06);font-weight:800}.license-card{border-radius:30px;padding:30px;color:#fff;min-height:240px;box-shadow:0 30px 80px rgba(0,0,0,.18)}.bronze{background:linear-gradient(145deg,#493216,var(--bronze))}.silver{background:linear-gradient(145deg,#8e949c,var(--silver));color:#111}.gold{background:linear-gradient(145deg,#8a6818,#f4d675);color:#111}.platin{background:linear-gradient(145deg,#cdd6e2,#fff);color:#111}.toolbox input,.toolbox textarea{width:100%;padding:14px;border:1px solid #d9dde5;border-radius:14px;font:inherit;background:#fff}.toolbox label{display:block;margin:16px 0 7px;font-weight:800}.toolbox button{margin-top:16px;padding:14px 20px;border-radius:999px;border:0;background:#111;color:#fff;font-weight:900;cursor:pointer}.notice{border-left:4px solid var(--green);background:rgba(118,215,164,.12);padding:18px;border-radius:16px;margin:20px 0}.footer{background:#000;color:#fff;padding:70px 6vw}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer a{display:block;color:rgba(255,255,255,.65);text-decoration:none;margin:7px 0}.legal-text{max-width:980px}.legal-text p{color:#3f4652}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:20px;overflow:hidden}.table td,.table th{padding:16px;border-bottom:1px solid #eceff4;text-align:left}.hash{word-break:break-all}.fade{animation:rise .7s ease both}@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}@media(max-width:850px){.grid,.grid2,.split,.footer-grid{grid-template-columns:1fr}.section{padding:70px 5vw}.nav{align-items:flex-start}.navlinks{font-size:12px;gap:10px}.hero h1{font-size:54px}.quote{padding:70px 5vw}.shock .card{min-height:160px}.license-card{min-height:190px}}

/* DSA Trust Seal */
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center;max-width:1320px;width:100%;text-align:left}.hero-grid .hero-inner{text-align:left}.seal-hero{display:flex;flex-direction:column;align-items:center;gap:20px}.seal-img{max-width:360px;width:min(34vw,360px);filter:drop-shadow(0 30px 70px rgba(199,162,74,.28))}.seal-img.small{width:96px;max-width:96px;margin:18px auto 6px;display:block}.seal-panel{border:1px solid rgba(199,162,74,.38);background:linear-gradient(145deg,rgba(199,162,74,.14),rgba(255,255,255,.04));border-radius:28px;padding:24px;max-width:420px}.seal-panel h3{margin:0 0 10px;color:var(--gold);font-size:26px}.seal-panel p{margin:0;color:rgba(255,255,255,.72)}.seal-note{border:1px solid rgba(199,162,74,.25);background:rgba(5,5,6,.78);color:#fff;border-radius:28px;padding:26px;display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center}.seal-note img{width:120px;filter:drop-shadow(0 20px 45px rgba(199,162,74,.25))}.seal-note h3{margin:0 0 8px;color:var(--gold);font-size:28px}.seal-note p{margin:0;color:rgba(255,255,255,.76)}.seal-features{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:28px}.seal-feature{padding:18px;border:1px solid var(--line2);border-radius:20px;text-align:center;background:#fff}.register-card .seal-stamp{width:72px;display:block;margin:18px auto 8px;filter:drop-shadow(0 12px 22px rgba(199,162,74,.22))}.seal-meta{font-size:12px;color:var(--muted);text-align:center;line-height:1.45}.seal-mini{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(199,162,74,.35);border-radius:999px;padding:7px 10px;color:#9a6a00;background:rgba(199,162,74,.12);font-size:12px;font-weight:900;margin-bottom:12px}@media(max-width:850px){.hero-grid{grid-template-columns:1fr;text-align:center}.hero-grid .hero-inner{text-align:center}.seal-img{width:260px}.seal-note{grid-template-columns:1fr;text-align:center}.seal-note img{margin:auto}.seal-features{grid-template-columns:1fr 1fr}}

/* Final correction: complete reference grids and clean institutional clusters */
.register-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;margin-top:40px}.register-grid .card{padding:24px}.mini-protocol{background:#050506;color:#e7e7ea;border:1px solid rgba(255,255,255,.12);border-radius:26px;padding:24px}.cluster-band{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:30px}.cluster{border:1px solid var(--line2);border-radius:24px;background:#fff;padding:24px}.dark .cluster{background:rgba(255,255,255,.055);border-color:var(--line)}.hero-seal-caption{font-size:13px;color:rgba(255,255,255,.58);text-align:center;max-width:380px}.trust-strip{border:1px solid rgba(199,162,74,.32);background:linear-gradient(135deg,rgba(199,162,74,.12),rgba(255,255,255,.02));border-radius:30px;padding:28px;display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center}.trust-strip img{width:130px;filter:drop-shadow(0 22px 44px rgba(199,162,74,.25))}.trust-strip h3{color:var(--gold);font-size:30px;margin:0 0 8px}.trust-strip p{margin:0;color:rgba(255,255,255,.76)}@media(max-width:1100px){.register-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cluster-band{grid-template-columns:1fr 1fr}}@media(max-width:700px){.register-grid,.cluster-band{grid-template-columns:1fr}.trust-strip{grid-template-columns:1fr;text-align:center}.trust-strip img{margin:auto}}

/* Clickable reference cases - additive only */
.case-card{
  display:block;
  position:relative;
  text-decoration:none;
  color:inherit;
  cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.case-card:hover{
  transform:translateY(-6px);
  border-color:rgba(199,162,74,.45);
  box-shadow:0 28px 70px rgba(0,0,0,.12);
}
.case-card:focus-visible{
  outline:3px solid rgba(199,162,74,.55);
  outline-offset:4px;
}
.case-card .open-case,
.open-case{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:18px;
  font-weight:900;
  color:#9a6a00;
}
.case-card .open-case:after,
.open-case:after{
  content:'→';
  transition:transform .25s ease;
}
.case-card:hover .open-case:after,
.case-card:hover .open-case{
  transform:translateX(2px);
}
.case-seal{
  width:72px;
  height:72px;
  object-fit:contain;
  display:block;
  margin:16px auto 8px;
  filter:drop-shadow(0 12px 22px rgba(199,162,74,.22));
}
.case-id{
  display:inline-block;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--muted);
  margin-bottom:10px;
}
.reference-split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  align-items:start;
}
.reference-panel{
  border:1px solid var(--line2);
  background:#fff;
  border-radius:28px;
  padding:28px;
  box-shadow:0 24px 60px rgba(0,0,0,.06);
}
.reference-panel.dark-panel{
  background:#050506;
  color:#e7e7ea;
  border-color:rgba(255,255,255,.14);
}
.reference-panel h3{
  margin-top:0;
}
.layer-list{
  display:grid;
  gap:10px;
  margin-top:18px;
}
.layer-row{
  display:flex;
  justify-content:space-between;
  gap:18px;
  border-bottom:1px solid rgba(255,255,255,.12);
  padding-bottom:8px;
  font-size:14px;
}
.back-link{
  display:inline-flex;
  margin-bottom:24px;
  text-decoration:none;
  font-weight:900;
  color:#9a6a00;
}
@media(max-width:850px){
  .reference-split{grid-template-columns:1fr}
}

.case-link{
  display:block;
  text-decoration:none;
  color:inherit;
  cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.case-link:hover{
  transform:translateY(-8px);
  box-shadow:0 34px 80px rgba(0,0,0,.14);
  border-color:rgba(199,162,74,.55);
}

.case-link .open-case{
  margin-top:18px;
  font-weight:900;
  color:#9a6a00;
}

.case-link:hover .open-case{
  text-decoration:underline;
}

.case-link:active{
  transform:translateY(-3px);
}