.iss-wrap {
  --iss-bg: #151619;
  --iss-panel: #202126;
  --iss-border: #3a3a3e;
  --iss-ink: #f6f2e9;
  --iss-muted: #bbb8b2;
  --iss-accent: #8c0025;
  --iss-accent-hover: #ae0738;
  --iss-accent-text: #ffb6ca;
  max-width: 920px;
  margin: 36px auto;
  padding: clamp(22px, 5vw, 52px);
  background: var(--iss-bg);
  color: var(--iss-ink);
  border: 1px solid var(--iss-border);
  border-radius: 8px;
  font: inherit;
  box-sizing: border-box;
}
.iss-wrap * { box-sizing: border-box; }
.iss-wrap [hidden] { display: none !important; }
.iss-wrap h2, .iss-wrap h3, .iss-wrap h4 { color: var(--iss-ink); margin: 0 0 14px; }
.iss-wrap h2 { font-size: clamp(26px, 4vw, 40px); line-height: 1.15; }
.iss-wrap h3 { font-size: 22px; }
.iss-wrap h4 { font-size: 19px; margin-bottom: 16px; }
.iss-wrap p { color: var(--iss-muted); line-height: 1.6; }
.iss-eyebrow { font-size: 12px; letter-spacing: .23em; color: var(--iss-accent-text) !important; font-weight: 700; margin: 0 0 12px; }
.iss-heading { margin-bottom: 28px; }
.iss-topline { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 18px; }
.iss-metric { background: var(--iss-panel); border: 1px solid var(--iss-border); padding: 22px; border-radius: 6px; min-width: 0; }
.iss-metric-label { font-size: 13px; color: var(--iss-muted); display: block; }
.iss-metric strong { display: block; font-size: clamp(27px, 4.5vw, 44px); letter-spacing: -.02em; font-variant-numeric: tabular-nums; margin: 8px 0; }
.iss-metric small { font-size: 12px; color: var(--iss-muted); }
.iss-progress { height: 6px; border-radius: 99px; background: #44454b; overflow: hidden; margin: 8px 0 10px; }
.iss-progress span { display: block; height: 100%; background: var(--iss-accent); transition: width .5s ease; }
.iss-message { border-left: 4px solid var(--iss-accent); padding: 14px 18px; background: #242426; color: var(--iss-ink); margin: 20px 0 26px; line-height: 1.6; }
.iss-message.iss-ended { border-color: #888; }
.iss-message.iss-sold_out { border-color: #d7a45c; }
.iss-limit { padding: 16px; background: #262628; border: 1px solid #45433f; border-radius: 4px; color: #e8e1d5 !important; }
.iss-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 9px; margin: 26px 0 24px; padding: 0; }
.iss-step-button { min-width: 0; display: flex; align-items: center; gap: 10px; padding: 13px 11px; background: #222327; color: #c6c1be; border: 1px solid var(--iss-border); border-radius: 6px; text-align: left; font: inherit; font-size: 12px; font-weight: 600; line-height: 1.35; cursor: pointer; }
.iss-step-button:disabled { cursor: default; opacity: .65; }
.iss-step-button.is-active { border-color: var(--iss-accent); background: #351b25; color: #fff; opacity: 1; box-shadow: inset 0 -3px 0 var(--iss-accent); }
.iss-step-button.is-complete { border-color: #86445a; color: var(--iss-ink); opacity: 1; }
.iss-step-number { display: inline-flex; flex: 0 0 28px; align-items: center; justify-content: center; width: 28px; height: 28px; border: 1px solid #777; border-radius: 50%; color: inherit; font-weight: 800; }
.iss-step-button.is-active .iss-step-number { background: var(--iss-accent); border-color: var(--iss-accent); color: white; }
.iss-step-button.is-complete .iss-step-number { background: #6b1730; border-color: #6b1730; color: white; }
.iss-panel { border: 1px solid var(--iss-border); background: #1b1c20; padding: clamp(16px, 3vw, 26px); border-radius: 6px; }
.iss-panel h4:focus { outline: none; }
.iss-fields { display: grid; grid-template-columns: 1fr; gap: 16px; margin: 16px 0; }
.iss-fields.iss-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.iss-fields.iss-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.iss-fields.iss-address-line { grid-template-columns: minmax(0, 2.3fr) minmax(0, .9fr) minmax(0, 1.15fr); }
.iss-fields.iss-address-region { grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr) minmax(0, 1.5fr); }
.iss-field { min-width: 0; }
.iss-field > label { display: block; color: var(--iss-ink); font-size: 13px; font-weight: 600; }
.iss-field-error { display: block; margin: 8px 0 5px; padding: 8px 10px; color: #ffccd6; background: #521d2a; border-left: 3px solid #ff7191; font-size: 12px; line-height: 1.45; font-weight: 600; }
.iss-wrap input:not([type=checkbox]), .iss-wrap select { display: block; width: 100%; background: #fff; color: #171717; border: 1px solid #9d9d9d; border-radius: 4px; min-height: 44px; padding: 9px 12px; margin-top: 7px; font-size: 15px; box-shadow: none; }
.iss-wrap input.iss-invalid, .iss-wrap select.iss-invalid { border-color: #e74670; box-shadow: 0 0 0 2px rgba(231, 70, 112, .24); }
.iss-wrap input:focus-visible, .iss-wrap select:focus-visible, .iss-wrap button:focus-visible, .iss-wrap a:focus-visible { outline: 3px solid #f19cb5; outline-offset: 2px; }
.iss-verify { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 18px 0; }
.iss-verify > #iss-send-code { grid-column: 1 / -1; justify-self: start; }
.iss-verify > #iss-verified { grid-column: 1 / -1; font-size: 13px; color: #a6e2b4; font-weight: 700; }
.iss-verify > #iss-verification-status { grid-column: 1 / -1; margin: 0; font-size: 13px; }
.iss-verify > #iss-verify-code { align-self: end; min-height: 44px; }
.iss-verify > #iss-send-code { white-space: normal; }
.iss-button { padding: 12px 18px; border-radius: 4px; border: 1px solid var(--iss-accent); font-size: 14px; font-weight: 700; cursor: pointer; transition: background .15s ease, border-color .15s ease; line-height: 1.35; }
.iss-button:disabled { opacity: .5; cursor: not-allowed; }
.iss-primary { background: var(--iss-accent); color: #fff; min-height: 48px; }
.iss-primary:not(:disabled):hover { background: var(--iss-accent-hover); border-color: var(--iss-accent-hover); }
.iss-secondary { background: transparent; color: var(--iss-accent-text); border-color: #a64b64; min-height: 46px; }
.iss-secondary:not(:disabled):hover { background: #34302f; }
.iss-actions { display: flex; justify-content: space-between; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 24px; }
.iss-actions-end { justify-content: flex-end; }
.iss-actions #iss-checkout { flex: 1 1 250px; }
.iss-order-summary { background: #24252a; border: 1px solid var(--iss-border); border-radius: 4px; padding: 12px 18px; }
.iss-order-summary > div { display: grid; grid-template-columns: 135px 1fr; gap: 12px; padding: 8px 0; font-size: 13px; }
.iss-order-summary > div + div { border-top: 1px solid #37383d; }
.iss-order-summary span { color: var(--iss-muted); }
.iss-order-summary strong { color: var(--iss-ink); white-space: pre-line; overflow-wrap: anywhere; }
.iss-total { margin-top: 22px; padding: 16px 0; border-top: 1px solid var(--iss-border); border-bottom: 1px solid var(--iss-border); }
.iss-total > div { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; font-size: 14px; }
.iss-total strong { white-space: nowrap; }
.iss-total .iss-grand { font-size: 20px; border-top: 1px solid var(--iss-border); margin-top: 10px; padding-top: 14px; }
.iss-consent { display: flex !important; align-items: flex-start; gap: 10px; margin: 14px 0 4px; line-height: 1.6; font-size: 13px; font-weight: 400 !important; color: var(--iss-ink); }
.iss-consent input { margin-top: 4px; flex: none; }
.iss-consent a { color: var(--iss-accent-text); text-decoration: underline; }
.iss-consent-field { margin-top: 20px; }
.iss-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.iss-step-error { margin: 0 0 16px; padding: 12px 16px; background: #521d2a; border-left: 4px solid #ff7191; color: #ffccd6; line-height: 1.5; }
#iss-form-status { margin: 12px 0 0; color: #a6e2b4; font-size: 13px; }
.iss-payment-fallback { border: 1px solid #a64b64; background: #2c2026; padding: 16px; margin-top: 16px; border-radius: 4px; }
.iss-payment-fallback p { margin: 0 0 14px; color: var(--iss-ink); }
.iss-payment-fallback .iss-button { display: inline-block; text-decoration: none; text-align: center; }
.iss-error { color: #ffb0b0 !important; }
.iss-footnote { font-size: 12px; border-top: 1px solid var(--iss-border); padding-top: 18px; margin: 26px 0 0; }
.iss-return { background: #242b25; border: 1px solid #516354; padding: 22px; margin: 24px 0; }
.iss-return-success { border-color: #6ca977; }
.iss-return p { color: var(--iss-ink); }
@media(max-width: 760px) {
  .iss-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .iss-step-button { font-size: 12px; }
}
@media(max-width: 640px) {
  .iss-wrap { margin: 12px auto; padding: 22px 16px; }
  .iss-topline, .iss-fields.iss-two, .iss-fields.iss-three, .iss-fields.iss-address-line, .iss-fields.iss-address-region { grid-template-columns: 1fr; }
  .iss-metric { padding: 17px; }
  .iss-verify { grid-template-columns: 1fr; }
  .iss-verify > #iss-send-code { justify-self: stretch; }
  .iss-verify > #iss-verify-code { width: 100%; }
  .iss-actions > button { flex: 1 1 140px; }
  .iss-actions #iss-checkout { flex: 1 1 100%; }
  .iss-order-summary > div { grid-template-columns: 1fr; gap: 3px; }
  .iss-total > div { font-size: 13px; }
  .iss-total .iss-grand { font-size: 18px; }
}

/* v1.2.0: full-width, responsive product presentation */
.iss-wrap {
  width: 100%;
  max-width: none;
  margin: 0 auto;
  padding: clamp(18px, 3vw, 36px);
  container-type: inline-size;
}
.iss-layout {
  display: grid;
  grid-template-columns: minmax(210px, 31%) minmax(0, 1fr);
  gap: clamp(20px, 3vw, 44px);
  align-items: start;
}
.iss-main { min-width: 0; }
.iss-product-media {
  position: sticky;
  top: 24px;
  min-width: 0;
  border: 1px solid var(--iss-border);
  border-radius: 7px;
  overflow: hidden;
  background: #202126;
}
.iss-product-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 3;
  object-fit: contain;
}
.iss-unit-price {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0 0 22px;
  padding: 18px 22px;
  border: 1px solid #6c3648;
  border-left: 4px solid var(--iss-accent);
  border-radius: 5px;
  background: #241c22;
}
.iss-unit-price > span { font-size: 13px; font-weight: 600; color: var(--iss-muted); }
.iss-unit-price > strong { font-size: clamp(25px, 3vw, 36px); line-height: 1.15; color: var(--iss-ink); }
.iss-unit-price > small { font-size: 13px; line-height: 1.5; color: #e3d5d9; }
.iss-quantity-field { margin: 0 0 22px; max-width: 100%; }
.iss-quantity-field select { max-width: 200px; }
.iss-quantity-hint, .iss-allowance-info { margin: 9px 0 0; font-size: 13px; }
.iss-allowance-info { color: #f3c8d5 !important; font-weight: 600; }
@container (max-width: 900px) {
  .iss-layout { grid-template-columns: 1fr; }
  .iss-product-media { position: static; width: min(100%, 330px); margin: 0 auto; }
}
@container (max-width: 550px) {
  .iss-topline, .iss-fields.iss-two, .iss-fields.iss-three,
  .iss-fields.iss-address-line, .iss-fields.iss-address-region { grid-template-columns: 1fr; }
  .iss-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}