:root {
  --obsidian: #050505;
  --graphite: #161616;
  --chrome: #d8dce2;
  --steel: #8b9199;
  --ivory: #f4f6f8;
  --maryland-red: #c81d25;
  --maryland-gold: #f2c230;
  --text: #eef1f5;
  --muted: #aeb4bd;
  --line: rgba(255, 255, 255, 0.1);
  --safe-top: max(18px, env(safe-area-inset-top));
  --safe-right: max(18px, env(safe-area-inset-right));
  --safe-bottom: max(18px, env(safe-area-inset-bottom));
  --safe-left: max(18px, env(safe-area-inset-left));
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(242, 194, 48, 0.12), transparent 20%),
    radial-gradient(circle at top right, rgba(200, 29, 37, 0.14), transparent 18%),
    linear-gradient(180deg, #060606 0%, #0c0c10 46%, #040404 100%);
  display: grid;
  place-items: center;
  padding: var(--safe-top) var(--safe-right) calc(var(--safe-bottom) + 96px) var(--safe-left);
}

.checkout-shell {
  width: min(100%, 560px);
}

.checkout-card {
  background: linear-gradient(180deg, rgba(31, 31, 35, 0.96), rgba(10, 10, 12, 0.92));
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 24px;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.45);
}

.eyebrow {
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 800;
}

.brand-eyebrow {
  color: var(--steel);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  color: inherit;
  text-decoration: none;
}

.brand-logo {
  width: 88px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}

h1 {
  margin: 0 0 10px;
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  line-height: 0.94;
}

.checkout-copy,
.notice {
  color: var(--muted);
}

.checkout-feedback {
  margin: 14px 0 0;
  color: var(--maryland-gold);
  min-height: 1.4em;
}

.summary-card {
  margin: 20px 0;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  display: grid;
  gap: 6px;
}

.summary-card span {
  color: var(--muted);
  font-size: 0.9rem;
}

.summary-card strong {
  font-size: 1.1rem;
}

.promo-form {
  gap: 12px;
}

.promo-input-wrap {
  display: block;
}

.promo-input-wrap input {
  width: 100%;
  min-height: 50px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  padding: 0 16px;
  font: inherit;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.promo-input-wrap input::placeholder {
  color: var(--steel);
  text-transform: none;
  letter-spacing: normal;
}

.promo-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.payment-link-list {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

.payment-link-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.payment-link-item.active {
  border-color: rgba(242, 194, 48, 0.45);
  background: rgba(242, 194, 48, 0.08);
}

.stack-copy {
  display: grid;
  gap: 4px;
}

.stack-copy span {
  color: var(--muted);
  font-size: 0.92rem;
}

.payment-link-item a {
  flex-shrink: 0;
}

.checkout-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.primary-link,
.secondary-link {
  text-decoration: none;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 800;
}

.secondary-button {
  cursor: pointer;
  font: inherit;
}

.primary-link {
  background: linear-gradient(135deg, var(--maryland-red), #e53f3f 54%, var(--maryland-gold));
  color: white;
}

.secondary-link {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--chrome);
}

.corner-brand {
  position: fixed;
  left: var(--safe-left);
  bottom: var(--safe-bottom);
  width: 92px;
  z-index: 30;
  border-radius: 16px;
  overflow: hidden;
  background: rgba(8, 8, 8, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.45);
}

.corner-brand img {
  width: 100%;
  display: block;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--maryland-gold);
  outline-offset: 4px;
}

.tv-mode .checkout-card {
  padding: 30px;
}

.tv-mode .primary-link,
.tv-mode .secondary-link {
  min-height: 60px;
  font-size: 1rem;
}

@media (max-width: 760px) {
  .payment-link-item {
    align-items: start;
    flex-direction: column;
  }

  .corner-brand {
    width: 72px;
    left: max(12px, env(safe-area-inset-left));
    bottom: max(12px, env(safe-area-inset-bottom));
  }
}