:root {
  --billing-ink: #17152d;
  --billing-copy: #4f4c68;
  --billing-violet: #6956e8;
  --billing-violet-dark: #4b36c8;
  --billing-mint: #59d8c2;
  --billing-gold: #f4c95d;
  --billing-coral: #ef6f62;
  --billing-paper: #f7f5f0;
  --billing-line: rgba(23, 21, 45, .13);
  --billing-shadow: 0 28px 80px rgba(42, 32, 102, .13);
}

* { box-sizing: border-box; }

.billing-page [hidden] { display: none !important; }

.billing-page {
  min-width: 320px;
  color: var(--billing-ink);
  background:
    radial-gradient(circle at 89% 7%, rgba(89, 216, 194, .2), transparent 27rem),
    radial-gradient(circle at 12% 18%, rgba(105, 86, 232, .13), transparent 31rem),
    var(--billing-paper);
}

.billing-page h1,
.billing-page h2,
.billing-page h3,
.billing-page p { margin-top: 0; }

.billing-page button,
.billing-page select,
.billing-page textarea { font: inherit; }

.billing-page button:focus-visible,
.billing-page a:focus-visible,
.billing-page select:focus-visible,
.billing-page textarea:focus-visible,
.billing-page input:focus-visible {
  outline: 3px solid rgba(105, 86, 232, .48);
  outline-offset: 3px;
}

.billing-page button:disabled { cursor: not-allowed; opacity: .56; transform: none; }

.billing-header { background: rgba(247, 245, 240, .88); }

.billing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(310px, .58fr);
  gap: clamp(36px, 7vw, 100px);
  align-items: end;
  padding-block: clamp(76px, 10vw, 132px) clamp(58px, 8vw, 100px);
}

.billing-hero__copy { max-width: 820px; }

.billing-hero h1 {
  margin-bottom: 26px;
  font-size: clamp(3.25rem, 7vw, 6.7rem);
  line-height: .94;
  letter-spacing: -.07em;
}

.billing-hero h1 em { display: block; font-style: normal; }

.billing-lead {
  max-width: 720px;
  margin-bottom: 28px;
  color: var(--billing-copy);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
}

.billing-trust { display: flex; gap: 10px; flex-wrap: wrap; }

.billing-trust span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid rgba(105, 86, 232, .15);
  border-radius: 999px;
  background: rgba(255, 255, 255, .68);
  color: var(--billing-copy);
  font-size: .76rem;
  font-weight: 800;
}

.billing-trust span::before {
  width: 7px;
  height: 7px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--billing-mint);
  content: "";
}

.billing-promise {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 28px;
  background: var(--billing-ink);
  color: #fff;
  box-shadow: 0 28px 70px rgba(23, 21, 45, .24);
}

.billing-promise::after {
  position: absolute;
  right: -50px;
  bottom: -80px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: rgba(89, 216, 194, .17);
  content: "";
}

.billing-promise__mark {
  display: grid;
  width: 68px;
  height: 68px;
  margin-bottom: 52px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 22px;
  background: var(--billing-mint);
  color: var(--billing-ink);
  font: 800 1.65rem/1 "Manrope", sans-serif;
  transform: rotate(-4deg);
}

.billing-promise strong { display: block; margin-bottom: 8px; font: 800 1.25rem/1.2 "Manrope", sans-serif; }
.billing-promise p { position: relative; z-index: 1; margin-bottom: 0; color: #cfccdf; font-size: .94rem; }

.billing-shell { padding-bottom: 110px; }

.billing-loading,
.billing-error {
  display: flex;
  min-height: 230px;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 40px;
  border: 1px solid var(--billing-line);
  border-radius: 30px;
  background: rgba(255, 255, 255, .84);
  box-shadow: var(--billing-shadow);
  text-align: left;
}

.billing-loading strong,
.billing-error h2 { display: block; margin-bottom: 5px; font: 800 clamp(1.35rem, 3vw, 2rem)/1.2 "Manrope", sans-serif; }
.billing-loading p,
.billing-error p { margin-bottom: 0; color: var(--billing-copy); }

.billing-spinner {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border: 4px solid rgba(105, 86, 232, .16);
  border-top-color: var(--billing-violet);
  border-radius: 50%;
  animation: billing-spin .8s linear infinite;
}

.billing-state-mark {
  display: grid;
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 17px;
  background: rgba(239, 111, 98, .12);
  color: #a9362c;
  font: 800 1.4rem/1 "Manrope", sans-serif;
}

.billing-notice {
  margin-bottom: 18px;
  padding: 17px 20px;
  border: 1px solid rgba(105, 86, 232, .2);
  border-radius: 16px;
  background: #f0edff;
  color: #41359b;
  font-weight: 700;
}

.billing-notice.is-success { border-color: rgba(22, 126, 97, .22); background: #e7f8f2; color: #12684f; }
.billing-notice.is-warning { border-color: rgba(184, 131, 0, .22); background: #fff8df; color: #6e5209; }

.billing-overview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: center;
  padding: clamp(26px, 5vw, 48px);
  border-radius: 30px;
  background: linear-gradient(135deg, #1a1831, #28244c);
  color: #fff;
  box-shadow: 0 26px 70px rgba(23, 21, 45, .2);
}

.billing-overview .eyebrow { color: var(--billing-mint); }
.billing-overview h2 { margin-bottom: 8px; font-size: clamp(1.8rem, 4vw, 3.2rem); letter-spacing: -.04em; }
.billing-overview__copy > p:not(.eyebrow) { margin-bottom: 20px; color: #d4d1e2; }
.billing-overview__actions { display: grid; min-width: 220px; gap: 10px; }
.billing-overview__actions .button { width: 100%; }
.billing-overview__actions .button.secondary { border-color: rgba(255, 255, 255, .2); color: #fff; }
.billing-overview__actions small { max-width: 240px; color: #aaa7c0; text-align: center; }

.entitlement-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.entitlement-chips span,
.entitlement-chips a {
  display: inline-flex;
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  color: #e8e5f2;
  font-size: .75rem;
  font-weight: 800;
  text-decoration: none;
}
.entitlement-chips a:hover { border-color: var(--billing-mint); color: #fff; }

.billing-setup,
.billing-plans,
.billing-history,
.billing-flow { margin-top: 76px; }

.billing-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(270px, 480px);
  gap: 40px;
  align-items: end;
  margin-bottom: 28px;
}

.billing-section-heading h2,
.billing-flow h2 { margin-bottom: 0; font-size: clamp(2rem, 4vw, 3.7rem); line-height: 1; letter-spacing: -.055em; }
.billing-section-heading > p { margin-bottom: 3px; color: var(--billing-copy); }

.billing-setup__controls {
  display: grid;
  grid-template-columns: minmax(240px, .8fr) 1fr;
  gap: 12px 26px;
  padding: 24px;
  border: 1px solid var(--billing-line);
  border-radius: 24px;
  background: rgba(255, 255, 255, .78);
}

.billing-setup__controls > label:first-child { grid-row: span 2; font-size: .78rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.billing-setup__controls select {
  display: block;
  width: 100%;
  min-height: 52px;
  margin-top: 7px;
  padding: 0 40px 0 14px;
  border: 1px solid var(--billing-line);
  border-radius: 13px;
  background: #fff;
  color: var(--billing-ink);
}

#ecosystemHelp { align-self: end; margin-bottom: 0; color: var(--billing-copy); font-size: .86rem; }

.billing-consent { display: flex; align-items: flex-start; gap: 10px; color: var(--billing-copy); font-size: .88rem; }
.billing-consent input { width: 19px; height: 19px; flex: 0 0 auto; margin-top: 2px; accent-color: var(--billing-violet); }
.billing-consent a { color: var(--billing-violet-dark); font-weight: 800; }
.field-error { grid-column: 1 / -1; margin: 0; color: #a9362c; font-weight: 700; }

.plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }

.plan-card {
  position: relative;
  display: flex;
  min-height: 400px;
  flex-direction: column;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--billing-line);
  border-radius: 28px;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 16px 42px rgba(42, 32, 102, .07);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.plan-card:hover { transform: translateY(-4px); border-color: rgba(105, 86, 232, .36); box-shadow: var(--billing-shadow); }
.plan-card.is-selected { border: 2px solid var(--billing-violet); box-shadow: 0 22px 60px rgba(105, 86, 232, .17); }
.plan-card.is-unavailable { background: rgba(248, 247, 252, .9); }
.plan-card.is-unavailable:hover { transform: none; box-shadow: 0 16px 42px rgba(42, 32, 102, .07); }

.plan-badge {
  align-self: flex-start;
  min-height: 28px;
  margin-bottom: 26px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #eeeaff;
  color: var(--billing-violet-dark);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.plan-card h3 { margin-bottom: 8px; font-size: 1.45rem; letter-spacing: -.03em; }
.plan-card > p { color: var(--billing-copy); }
.plan-scope { display: grid; gap: 7px; margin: 16px 0 0; padding-left: 20px; color: var(--billing-copy); font-size: .82rem; }
.plan-policy,
.plan-exclusions { margin-top: 12px; padding: 11px 13px; border-radius: 12px; background: rgba(105, 86, 232, .06); font-size: .76rem; line-height: 1.5; }
.plan-exclusions { background: rgba(216, 89, 71, .06); }
.plan-card .billing-consent { margin: 18px 0 12px; padding: 14px; border-radius: 14px; background: #f7f5ff; }
.plan-availability { margin: 10px 0 0; font-size: .76rem; text-align: center; }
.plan-price { margin: 22px 0; }
.plan-price strong { font: 800 clamp(2.5rem, 5vw, 4rem)/1 "Manrope", sans-serif; letter-spacing: -.06em; }
.plan-price span { margin-left: 5px; color: var(--billing-copy); font-size: .82rem; }
.plan-guarantee { display: flex; gap: 9px; align-items: center; margin: auto 0 18px; padding-top: 24px; color: var(--billing-copy); font-size: .78rem; font-weight: 800; }
.plan-guarantee::before { width: 12px; height: 12px; border: 4px solid var(--billing-gold); border-radius: 50%; content: ""; }
.plan-card .button { width: 100%; }

.billing-empty {
  grid-column: 1 / -1;
  padding: 30px;
  border: 1px dashed rgba(105, 86, 232, .28);
  border-radius: 22px;
  background: rgba(255, 255, 255, .58);
  color: var(--billing-copy);
  text-align: center;
}
.billing-empty strong { display: block; margin-bottom: 7px; color: var(--billing-ink); font: 800 1.2rem/1.2 "Manrope", sans-serif; }

.purchase-list { display: grid; gap: 12px; }
.purchase-card {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(135px, .5fr) minmax(185px, .7fr) auto;
  gap: 18px;
  align-items: center;
  padding: 20px 22px;
  border: 1px solid var(--billing-line);
  border-radius: 20px;
  background: rgba(255, 255, 255, .8);
}
.purchase-card strong,
.purchase-card small { display: block; }
.purchase-card small { margin-top: 4px; color: var(--billing-copy); }
.purchase-amount { font: 800 1.2rem/1 "Manrope", sans-serif; }
.purchase-guarantee { color: var(--billing-copy); font-size: .82rem; }
.purchase-guarantee.is-eligible { color: #12684f; font-weight: 800; }
.purchase-card .button { min-height: 42px; padding: 0 16px; font-size: .78rem; }
.purchase-scope,
.purchase-service { grid-column: 1 / -1; color: var(--billing-copy); font-size: .78rem; }
.purchase-scope { padding: 13px 15px; border: 1px solid var(--billing-line); border-radius: 14px; background: #faf9fd; }
.purchase-scope summary { cursor: pointer; color: var(--billing-ink); font-weight: 800; }
.purchase-scope ul { display: grid; gap: 5px; margin: 11px 0; padding-left: 20px; }
.purchase-scope p { margin: 8px 0 0; }
.purchase-service { margin: 0; font-weight: 800; }

.status-chip {
  display: inline-flex;
  width: fit-content;
  padding: 6px 9px;
  border-radius: 999px;
  background: #ece9f6;
  color: var(--billing-copy);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.status-chip.is-good { background: #e2f8f0; color: #12684f; }
.status-chip.is-warning { background: #fff3ce; color: #795b0d; }
.status-chip.is-bad { background: #fee9e6; color: #a9362c; }

.billing-flow {
  display: grid;
  grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr);
  gap: 70px;
  padding: clamp(30px, 6vw, 60px);
  border-radius: 32px;
  background: linear-gradient(140deg, #e9e4ff, #dcf8f3);
}
.billing-flow ol { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.billing-flow li { display: grid; grid-template-columns: 46px 1fr; gap: 14px; align-items: center; padding: 16px; border: 1px solid rgba(255, 255, 255, .7); border-radius: 17px; background: rgba(255, 255, 255, .68); }
.billing-flow li > span { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 13px; background: var(--billing-ink); color: #fff; font-size: .75rem; font-weight: 800; }
.billing-flow strong,
.billing-flow p { display: block; }
.billing-flow p { margin: 3px 0 0; color: var(--billing-copy); font-size: .82rem; }

.billing-inline-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.button.danger { border-color: #b8443a; background: #b8443a; box-shadow: 0 10px 28px rgba(184, 68, 58, .18); }
.button.danger:hover { background: #95362e; }

.refund-dialog {
  width: min(600px, calc(100% - 28px));
  max-height: calc(100vh - 30px);
  padding: 0;
  overflow: auto;
  border: 0;
  border-radius: 28px;
  background: #fff;
  color: var(--billing-ink);
  box-shadow: 0 40px 120px rgba(23, 21, 45, .35);
}
.refund-dialog::backdrop { background: rgba(23, 21, 45, .7); backdrop-filter: blur(6px); }
.refund-dialog form { padding: clamp(24px, 5vw, 38px); }
.refund-dialog__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.refund-dialog h2 { margin-bottom: 8px; font-size: 2rem; letter-spacing: -.04em; }
.dialog-close { display: grid; width: 42px; height: 42px; flex: 0 0 auto; place-items: center; border: 1px solid var(--billing-line); border-radius: 50%; background: #fff; color: var(--billing-ink); cursor: pointer; font-size: 1.6rem; }
.refund-dialog > form > p { color: var(--billing-copy); }
.refund-dialog label { display: block; margin-top: 22px; font-weight: 800; }
.refund-dialog label span { color: var(--billing-copy); font-weight: 500; }
.refund-dialog textarea { display: block; width: 100%; margin-top: 8px; padding: 13px 14px; resize: vertical; border: 1px solid var(--billing-line); border-radius: 13px; color: var(--billing-ink); }
.refund-disclosure { margin: 14px 0 0; font-size: .8rem; }

.billing-toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  max-width: min(420px, calc(100% - 40px));
  padding: 14px 17px;
  border-radius: 14px;
  background: var(--billing-ink);
  color: #fff;
  box-shadow: 0 18px 50px rgba(23, 21, 45, .28);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .2s ease, transform .2s ease;
}
.billing-toast.is-visible { opacity: 1; transform: translateY(0); }
.billing-toast.is-error { background: #8f332b; }

.billing-footer { padding: 34px 0; border-top: 1px solid var(--billing-line); background: rgba(255, 255, 255, .68); }
.billing-footer .shell { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.billing-footer p { margin: 0; color: var(--billing-copy); font-size: .82rem; }
.billing-footer nav { display: flex; gap: 18px; }
.billing-footer a { color: var(--billing-copy); font-size: .82rem; font-weight: 800; text-decoration: none; }
.billing-footer a:hover { color: var(--billing-violet); }

/* Server-authoritative checkout return */
.billing-return-page { min-height: 100vh; }
.billing-return { display: grid; min-height: calc(100vh - 170px); place-items: center; padding-block: 70px; }
.billing-return-card {
  width: min(720px, 100%);
  padding: clamp(28px, 7vw, 62px);
  border: 1px solid var(--billing-line);
  border-radius: 34px;
  background: rgba(255, 255, 255, .9);
  box-shadow: var(--billing-shadow);
  text-align: center;
}
.billing-return-mark { display: grid; width: 78px; height: 78px; margin: 0 auto 28px; place-items: center; border-radius: 25px; background: #eeeaff; }
.billing-return-mark span { width: 30px; height: 30px; border: 4px solid rgba(105, 86, 232, .22); border-top-color: var(--billing-violet); border-radius: 50%; animation: billing-spin .8s linear infinite; }
.billing-return-card[data-state="provisioned"] .billing-return-mark { background: #dff7ee; }
.billing-return-card[data-state="provisioned"] .billing-return-mark span { width: 32px; height: 18px; border: 0; border-bottom: 5px solid #167e61; border-left: 5px solid #167e61; border-radius: 0; animation: none; transform: rotate(-45deg) translate(2px, -2px); }
.billing-return-card[data-state="failed"] .billing-return-mark,
.billing-return-card[data-state="refunded"] .billing-return-mark { background: #fee9e6; }
.billing-return-card[data-state="failed"] .billing-return-mark span,
.billing-return-card[data-state="refunded"] .billing-return-mark span { width: 30px; height: 5px; border: 0; border-radius: 5px; background: #b8443a; animation: none; transform: rotate(-45deg); }
.billing-return-card h1 { margin-bottom: 16px; font-size: clamp(2.35rem, 7vw, 4.7rem); line-height: .98; letter-spacing: -.065em; }
.billing-return-lead { max-width: 590px; margin-inline: auto; color: var(--billing-copy); font-size: 1.04rem; }
.billing-status-pill { display: inline-flex; margin: 8px 0 28px; padding: 7px 12px; border-radius: 999px; background: #eeeaff; color: var(--billing-violet-dark); font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.billing-return-card[data-state="provisioned"] .billing-status-pill { background: #dff7ee; color: #12684f; }
.billing-return-card[data-state="failed"] .billing-status-pill,
.billing-return-card[data-state="refunded"] .billing-status-pill { background: #fee9e6; color: #a9362c; }
.billing-return-steps { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 0; padding: 0; list-style: none; text-align: left; }
.billing-return-steps li { display: grid; grid-template-columns: 38px 1fr; gap: 11px; align-items: center; padding: 15px; border: 1px solid var(--billing-line); border-radius: 16px; }
.billing-return-steps li > span { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 11px; background: #ece9f6; color: var(--billing-copy); font-size: .74rem; font-weight: 800; }
.billing-return-steps li.is-complete { border-color: rgba(22, 126, 97, .2); background: #f2fbf8; }
.billing-return-steps li.is-complete > span { background: var(--billing-mint); color: var(--billing-ink); }
.billing-return-steps strong,
.billing-return-steps small { display: block; }
.billing-return-steps small { margin-top: 2px; color: var(--billing-copy); }
.billing-return-details { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 18px 0 0; overflow: hidden; border: 1px solid var(--billing-line); border-radius: 16px; background: var(--billing-line); text-align: left; }
.billing-return-details div { min-width: 0; padding: 14px; background: #fff; }
.billing-return-details dt { color: var(--billing-copy); font-size: .68rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.billing-return-details dd { margin: 4px 0 0; overflow-wrap: anywhere; font-weight: 800; }
.billing-return-footnote { margin: 20px auto 0; color: var(--billing-copy); font-size: .78rem; }
.billing-return-actions { justify-content: center; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@keyframes billing-spin { to { transform: rotate(360deg); } }

@media (max-width: 940px) {
  .billing-hero { grid-template-columns: 1fr; }
  .billing-promise { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: center; max-width: 680px; }
  .billing-promise__mark { margin-bottom: 0; }
  .plan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .billing-flow { grid-template-columns: 1fr; gap: 34px; }
  .purchase-card { grid-template-columns: minmax(0, 1.2fr) minmax(120px, .5fr) minmax(180px, .8fr); }
  .purchase-card > :last-child { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .billing-hero { padding-top: 58px; }
  .billing-hero h1 { font-size: clamp(3rem, 15vw, 5rem); }
  .billing-section-heading,
  .billing-overview { grid-template-columns: 1fr; }
  .billing-overview__actions { min-width: 0; }
  .billing-overview__actions small { max-width: none; }
  .billing-setup__controls { grid-template-columns: 1fr; }
  .billing-setup__controls > label:first-child { grid-row: auto; }
  .plan-grid { grid-template-columns: 1fr; }
  .purchase-card { grid-template-columns: 1fr 1fr; }
  .purchase-card > :first-child,
  .purchase-card > :last-child { grid-column: 1 / -1; }
  .billing-footer .shell { align-items: flex-start; flex-direction: column; }
  .billing-return-steps,
  .billing-return-details { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .billing-promise { grid-template-columns: 1fr; }
  .billing-loading,
  .billing-error { align-items: flex-start; flex-direction: column; padding: 28px; }
  .purchase-card { grid-template-columns: 1fr; }
  .purchase-card > * { grid-column: 1 !important; }
  .billing-inline-actions .button { width: 100%; }
  .refund-dialog__head { align-items: flex-start; }
  .billing-footer nav { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  .billing-spinner,
  .billing-return-mark span { animation-duration: 1.5s; }
  .plan-card,
  .billing-toast { transition: none; }
}