.cert-backdrop{
  position:fixed;
  inset:0;
  z-index:10000;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
  background:rgba(0,0,0,0.82);
  backdrop-filter:blur(8px);
  overflow-y:auto;
  perspective:1000px;
}
.cert-backdrop[hidden]{display:none}

.cert-panel{
  position:relative;
  width:100%;
  max-width:440px;
  display:flex;
  flex-direction:column;
  gap:16px;
  opacity:0;
  transform:scale(0.85) rotateY(-8deg);
}
.cert-backdrop.cert-open .cert-panel{
  animation:certIn 0.5s cubic-bezier(0.34,1.56,0.64,1) forwards;
}
@keyframes certIn{to{opacity:1;transform:scale(1) rotateY(0)}}

.cert-close{
  position:absolute;
  top:-6px;right:-6px;
  z-index:3;
  width:34px;height:34px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,0.15);
  background:rgba(20,20,24,0.9);
  color:rgba(255,255,255,0.7);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;
}
.cert-close .material-symbols-outlined{font-size:18px}

.cert-frame{
  position:relative;
  padding:28px 24px;
  border-radius:8px;
  border:1px solid var(--amber,#f59e0b);
  background:linear-gradient(160deg,#16140e,#0d0d0f);
  box-shadow:0 0 40px rgba(245,158,11,0.12),inset 0 0 60px rgba(245,158,11,0.04);
  overflow:hidden;
}
.cert-frame::before{
  content:'';
  position:absolute;
  inset:6px;
  border:1px solid rgba(245,158,11,0.25);
  border-radius:4px;
  pointer-events:none;
}

.cert-corner{
  position:absolute;
  width:18px;height:18px;
  border-color:var(--amber,#f59e0b);
  z-index:2;
}
.cert-corner--tl{top:12px;left:12px;border-top:2px solid;border-left:2px solid}
.cert-corner--tr{top:12px;right:12px;border-top:2px solid;border-right:2px solid}
.cert-corner--bl{bottom:12px;left:12px;border-bottom:2px solid;border-left:2px solid}
.cert-corner--br{bottom:12px;right:12px;border-bottom:2px solid;border-right:2px solid}

.cert-row{opacity:0;transform:translateY(8px)}
.cert-backdrop.cert-open .cert-row{animation:certRowIn 0.5s ease-out forwards}
@keyframes certRowIn{to{opacity:1;transform:translateY(0)}}

.cert-head{text-align:center;position:relative;z-index:1}
.cert-title{
  font-family:'JetBrains Mono',monospace;
  font-size:13px;
  font-weight:800;
  letter-spacing:0.22em;
  color:#fff;
}
.cert-sub{
  font-family:'JetBrains Mono',monospace;
  font-size:9px;
  letter-spacing:0.18em;
  color:rgba(245,158,11,0.85);
  margin-top:4px;
}
.cert-rule{
  display:flex;align-items:center;justify-content:center;gap:8px;
  margin:14px 0 4px;
  color:rgba(245,158,11,0.55);
  font-size:11px;
}
.cert-rule::before,.cert-rule::after{
  content:'';height:1px;flex:1;
  background:linear-gradient(90deg,transparent,rgba(245,158,11,0.4),transparent);
}

.cert-body{position:relative;z-index:1;text-align:center;margin-top:10px}
.cert-pxid{
  font-family:'JetBrains Mono',monospace;
  font-size:24px;
  font-weight:800;
  letter-spacing:0.08em;
  color:#fff;
}
.cert-badge-row{margin-top:8px;display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.cert-badge{
  font-family:'JetBrains Mono',monospace;
  font-size:9px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;
  padding:3px 10px;border-radius:999px;
  border:1px solid var(--cert-color,#f59e0b);
  color:var(--cert-color,#f59e0b);
}
.cert-era{
  font-family:'JetBrains Mono',monospace;
  font-size:9px;letter-spacing:0.08em;
  padding:3px 10px;border-radius:999px;
  border:1px solid rgba(255,255,255,0.2);
  color:rgba(255,255,255,0.6);
}
.cert-era[hidden]{display:none}

.cert-grid{
  margin-top:18px;
  display:flex;
  flex-direction:column;
  gap:0;
  text-align:left;
}
.cert-field{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:8px 0;
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.cert-label{
  font-family:'JetBrains Mono',monospace;
  font-size:8px;letter-spacing:0.1em;text-transform:uppercase;
  color:rgba(196,199,200,0.45);
  white-space:nowrap;
}
.cert-value{
  font-family:'Hanken Grotesk',system-ui,sans-serif;
  font-size:12px;font-weight:600;
  color:rgba(255,255,255,0.85);
  text-align:right;
  word-break:break-all;
}
.cert-mono{font-family:'JetBrains Mono',monospace;font-size:11px}

.cert-foot{
  position:relative;z-index:1;
  margin-top:20px;
  display:flex;align-items:center;gap:12px;
}
.cert-qr{
  width:48px;height:48px;flex-shrink:0;
  border-radius:4px;
  background-color:#0d0d0f;
  background-image:
    linear-gradient(45deg,rgba(245,158,11,0.6) 25%,transparent 25%,transparent 75%,rgba(245,158,11,0.6) 75%),
    linear-gradient(45deg,rgba(245,158,11,0.6) 25%,transparent 25%,transparent 75%,rgba(245,158,11,0.6) 75%);
  background-size:12px 12px;
  background-position:0 0,6px 6px;
  border:1px solid rgba(245,158,11,0.4);
}
.cert-foot-text{flex:1}
.cert-verified{
  font-family:'Hanken Grotesk',system-ui,sans-serif;
  font-size:10px;font-style:italic;
  color:rgba(255,255,255,0.5);
}
.cert-logo{
  font-family:'JetBrains Mono',monospace;
  font-size:11px;font-weight:800;letter-spacing:0.2em;
  color:rgba(245,158,11,0.85);
  margin-top:3px;
}

.cert-actions{display:flex;gap:8px}
.cert-btn{
  flex:1;
  font-family:'JetBrains Mono',monospace;
  font-size:10px;font-weight:700;letter-spacing:0.08em;
  padding:11px 8px;border-radius:10px;
  border:1px solid rgba(255,255,255,0.12);
  background:rgba(255,255,255,0.04);
  color:rgba(255,255,255,0.7);
  cursor:pointer;
  transition:background 0.18s,transform 0.12s;
}
.cert-btn:hover{background:rgba(255,255,255,0.08)}
.cert-btn--primary{
  background:linear-gradient(90deg,#f59e0b,#fbbf24);
  border-color:transparent;color:#0d0d0f;
}
.cert-btn--flash{animation:certBtnFlash 0.3s ease-out}
@keyframes certBtnFlash{0%{transform:scale(0.95)}60%{transform:scale(1.03)}100%{transform:scale(1)}}

@media (max-width:420px){
  .cert-frame{padding:22px 16px}
  .cert-pxid{font-size:20px}
  .cert-title{font-size:11px;letter-spacing:0.16em}
}

@media (prefers-reduced-motion:reduce){
  .cert-backdrop.cert-open .cert-panel,
  .cert-backdrop.cert-open .cert-row,
  .cert-btn--flash{
    animation:none!important;
    opacity:1;
    transform:none;
  }
}