.sr-checkout{
  position:fixed;
  z-index:500;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  padding:28px;
  background:rgba(0,0,0,.76);
  backdrop-filter:blur(5px);
  -webkit-backdrop-filter:blur(5px);
}

.sr-checkout.is-open{
  display:flex;
}

body.sr-checkout-open{
  overflow:hidden;
}

.sr-checkout [hidden]{
  display:none!important;
}

.sr-checkout-shell{
  width:min(1060px,calc(100vw - 56px));
  max-height:calc(100dvh - 56px);
  overflow:auto;
  border:1px solid rgba(255,255,255,.22);
  background:#0a0b0b;
  color:var(--ink,#e9e6df);
  box-shadow:0 30px 90px rgba(0,0,0,.58);
}

.sr-checkout-head{
  min-height:66px;
  padding:0 20px 0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  border-bottom:1px solid var(--line,#2a2c2c);
}

.sr-checkout-brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}

.sr-checkout-brand strong{
  font-size:13px;
  letter-spacing:.08em;
}

.sr-checkout-brand span{
  color:var(--muted,#8f8f8b);
  font:700 8px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.12em;
  text-transform:uppercase;
}

.sr-checkout-close{
  width:38px;
  height:38px;
  padding:0;
  border:1px solid var(--line,#2a2c2c);
  background:transparent;
  color:var(--ink,#e9e6df);
  cursor:pointer;
  font-size:24px;
  line-height:1;
}

.sr-checkout-layout{
  display:grid;
  grid-template-columns:310px minmax(0,1fr);
  min-height:540px;
}

.sr-checkout-rail{
  padding:34px 28px;
  border-right:1px solid var(--line,#2a2c2c);
  background:
    radial-gradient(circle at 22% 8%,rgba(255,107,25,.09),transparent 28%),
    #080909;
}

.sr-checkout-price-label{
  color:var(--muted,#8f8f8b);
  font:700 8px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.sr-checkout-price{
  margin:10px 0 30px;
  font-size:38px;
  line-height:1;
  letter-spacing:-.055em;
  font-weight:900;
}

.sr-checkout-price small{
  margin-left:5px;
  color:var(--accent,#ff6b19);
  font:800 9px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.1em;
}

.sr-checkout-steps{
  display:grid;
}

.sr-checkout-step{
  position:relative;
  display:grid;
  grid-template-columns:42px 1fr;
  gap:12px;
  min-height:82px;
  padding:0;
  opacity:.42;
}

.sr-checkout-step::after{
  content:"";
  position:absolute;
  left:15px;
  top:32px;
  bottom:0;
  width:1px;
  background:var(--line,#2a2c2c);
}

.sr-checkout-step:last-child::after{
  display:none;
}

.sr-checkout-step-index{
  position:relative;
  z-index:1;
  width:31px;
  height:31px;
  display:grid;
  place-items:center;
  border:1px solid rgba(255,255,255,.35);
  background:#080909;
  color:var(--ink,#e9e6df);
  font:800 9px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
}

.sr-checkout-step strong{
  display:block;
  margin:2px 0 5px;
  font-size:12px;
}

.sr-checkout-step small{
  display:block;
  color:var(--muted,#8f8f8b);
  font-size:10px;
  line-height:1.45;
}

.sr-checkout-step.is-active,
.sr-checkout-step.is-done{
  opacity:1;
}

.sr-checkout-step.is-active .sr-checkout-step-index{
  border-color:var(--accent,#ff6b19);
  color:#090909;
  background:var(--accent,#ff6b19);
}

.sr-checkout-step.is-done .sr-checkout-step-index{
  border-color:var(--accent,#ff6b19);
  color:var(--accent,#ff6b19);
}

.sr-checkout-rail-proof{
  margin-top:30px;
  padding-top:18px;
  border-top:1px solid var(--line,#2a2c2c);
  display:flex;
  flex-wrap:wrap;
  gap:7px;
}

.sr-checkout-rail-proof span{
  padding:6px 7px;
  border:1px solid var(--line,#2a2c2c);
  color:var(--muted,#8f8f8b);
  font:700 7px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.sr-checkout-main{
  padding:42px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-width:0;
}

.sr-checkout-panel{
  width:100%;
}

.sr-checkout-kicker{
  display:block;
  margin-bottom:10px;
  color:var(--accent,#ff6b19);
  font:800 8px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.sr-checkout-panel h2{
  margin:0;
  font-size:clamp(34px,4.2vw,56px);
  line-height:.91;
  letter-spacing:-.065em;
}

.sr-checkout-lead{
  max-width:560px;
  margin:15px 0 28px;
  color:var(--muted,#8f8f8b);
  font-size:11px;
  line-height:1.62;
}

.sr-checkout-label{
  display:block;
  margin:0 0 8px;
  color:var(--muted,#8f8f8b);
  font:700 8px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.11em;
  text-transform:uppercase;
}

.sr-checkout-input{
  width:100%;
  min-height:52px;
  padding:0 15px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:0;
  outline:0;
  background:#080909;
  color:var(--ink,#e9e6df);
  font:inherit;
  font-size:13px;
}

.sr-checkout-input:focus{
  border-color:var(--accent,#ff6b19);
}

.sr-checkout-primary,
.sr-checkout-secondary,
.sr-checkout-method{
  appearance:none;
  border-radius:0;
  font:inherit;
  cursor:pointer;
}

.sr-checkout-primary{
  width:100%;
  min-height:52px;
  margin-top:12px;
  border:1px solid var(--accent,#ff6b19);
  background:var(--accent,#ff6b19);
  color:#090909;
  font-size:11px;
  font-weight:900;
}

.sr-checkout-primary:hover{
  filter:brightness(1.05);
}

.sr-checkout-primary:disabled,
.sr-checkout-secondary:disabled,
.sr-checkout-method:disabled{
  opacity:.45;
  cursor:wait;
}

.sr-checkout-secondary{
  min-height:39px;
  padding:0 12px;
  border:1px solid var(--line,#2a2c2c);
  background:#101212;
  color:var(--ink,#e9e6df);
  font-size:9px;
  font-weight:800;
}

.sr-checkout-undertext{
  margin:11px 0 0;
  color:var(--muted,#8f8f8b);
  font-size:9px;
  line-height:1.5;
}

.sr-checkout-error{
  min-height:17px;
  margin-top:9px;
  color:#ff8b4b;
  font-size:9px;
  line-height:1.45;
}

.sr-checkout-methods{
  display:grid;
  gap:1px;
  border:1px solid var(--line,#2a2c2c);
  background:var(--line,#2a2c2c);
}

.sr-checkout-method{
  width:100%;
  min-height:80px;
  padding:15px 17px;
  border:0;
  background:#090a0a;
  color:var(--ink,#e9e6df);
  display:grid;
  grid-template-columns:34px minmax(0,1fr) auto;
  align-items:center;
  gap:13px;
  text-align:left;
}

.sr-checkout-method:hover{
  background:#111313;
}

.sr-checkout-method-index{
  color:var(--accent,#ff6b19);
  font:800 9px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
}

.sr-checkout-method strong{
  display:block;
  margin-bottom:5px;
  font-size:13px;
}

.sr-checkout-method small{
  display:block;
  color:var(--muted,#8f8f8b);
  font-size:9px;
}

.sr-checkout-method-arrow{
  color:var(--muted,#8f8f8b);
  font-size:18px;
}

.sr-checkout-payment-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:20px;
}

.sr-checkout-amount{
  display:block;
  margin-top:7px;
  font-size:clamp(32px,4vw,50px);
  line-height:.92;
  letter-spacing:-.055em;
}

.sr-checkout-countdown{
  color:var(--muted,#8f8f8b);
  font:700 8px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.07em;
  text-align:right;
  text-transform:uppercase;
}

.sr-checkout-paygrid{
  display:grid;
  grid-template-columns:190px minmax(0,1fr);
  gap:18px;
  align-items:stretch;
}

.sr-checkout-qr-wrap{
  padding:14px;
  border:1px solid var(--line,#2a2c2c);
  background:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:190px;
}

.sr-checkout-qr{
  width:160px;
  height:160px;
  display:grid;
  place-items:center;
  color:#090909;
  font-size:8px;
  text-align:center;
  overflow:hidden;
}

.sr-checkout-qr img,
.sr-checkout-qr canvas{
  width:160px!important;
  height:160px!important;
}

.sr-checkout-payment-copy{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.sr-checkout-copyrow{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:7px;
}

.sr-checkout-copyvalue{
  min-width:0;
  min-height:42px;
  padding:0 11px;
  border:1px solid var(--line,#2a2c2c);
  background:#080909;
  color:var(--ink,#e9e6df);
  display:flex;
  align-items:center;
  font:700 9px/1.25 ui-monospace,SFMono-Regular,Menlo,monospace;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.sr-checkout-warning{
  padding:11px 12px;
  border:1px solid rgba(255,107,25,.36);
  background:rgba(255,107,25,.06);
  color:#c9c4bb;
  font-size:9px;
  line-height:1.5;
}

.sr-checkout-warning strong{
  color:var(--accent,#ff6b19);
}

.sr-checkout-status{
  min-height:45px;
  padding:0 12px;
  border:1px solid var(--line,#2a2c2c);
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--muted,#8f8f8b);
  font-size:9px;
}

.sr-checkout-status-dot{
  width:8px;
  height:8px;
  flex:0 0 auto;
  border:1px solid var(--accent,#ff6b19);
  background:rgba(255,107,25,.2);
  animation:srCheckoutPulse 1.2s ease-in-out infinite;
}

@keyframes srCheckoutPulse{
  50%{opacity:.35}
}

.sr-checkout-payment-actions{
  display:flex;
  gap:8px;
}

.sr-checkout-payment-actions .sr-checkout-primary{
  margin:0;
}

.sr-checkout-complete{
  max-width:620px;
}

.sr-checkout-complete-mark{
  width:58px;
  height:58px;
  margin-bottom:22px;
  display:grid;
  place-items:center;
  border:1px solid var(--accent,#ff6b19);
  color:var(--accent,#ff6b19);
  font-size:25px;
  font-weight:900;
}

.sr-checkout-complete-email{
  margin:20px 0;
  padding:13px 14px;
  border:1px solid var(--line,#2a2c2c);
  background:#080909;
  font:700 10px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;
}

@media(max-width:820px){
  .sr-checkout{
    padding:10px;
  }

  .sr-checkout-shell{
    width:100%;
    max-height:calc(100dvh - 20px);
  }

  .sr-checkout-layout{
    grid-template-columns:1fr;
    min-height:0;
  }

  .sr-checkout-rail{
    padding:17px 18px;
    border-right:0;
    border-bottom:1px solid var(--line,#2a2c2c);
  }

  .sr-checkout-price-label,
  .sr-checkout-price,
  .sr-checkout-rail-proof{
    display:none;
  }

  .sr-checkout-steps{
    grid-template-columns:repeat(3,1fr);
    gap:8px;
  }

  .sr-checkout-step{
    min-height:auto;
    grid-template-columns:27px minmax(0,1fr);
    gap:7px;
  }

  .sr-checkout-step::after{
    display:none;
  }

  .sr-checkout-step-index{
    width:25px;
    height:25px;
    font-size:7px;
  }

  .sr-checkout-step small{
    display:none;
  }

  .sr-checkout-step strong{
    margin-top:5px;
    font-size:9px;
  }

  .sr-checkout-main{
    padding:28px 20px;
  }

  .sr-checkout-paygrid{
    grid-template-columns:1fr;
  }

  .sr-checkout-qr-wrap{
    min-height:180px;
  }
}

@media(max-width:500px){
  .sr-checkout-head{
    min-height:58px;
    padding-left:15px;
  }

  .sr-checkout-brand span{
    display:none;
  }

  .sr-checkout-main{
    padding:24px 15px 26px;
  }

  .sr-checkout-panel h2{
    font-size:38px;
  }

  .sr-checkout-payment-head{
    align-items:flex-start;
    flex-direction:column;
  }

  .sr-checkout-countdown{
    text-align:left;
  }

  .sr-checkout-payment-actions{
    flex-direction:column;
  }

  .sr-checkout-payment-actions .sr-checkout-secondary{
    width:100%;
  }
}

@media(prefers-reduced-motion:reduce){
  .sr-checkout-status-dot{
    animation:none;
  }
}