.bc-agent-billing-gate {
  --abg-canvas: oklch(0.145 0.008 255);
  --abg-surface: oklch(0.185 0.01 255);
  --abg-surface-raised: oklch(0.225 0.012 255);
  --abg-surface-hover: oklch(0.255 0.014 255);
  --abg-text: oklch(0.95 0.008 255);
  --abg-text-muted: oklch(0.7 0.012 255);
  --abg-text-faint: oklch(0.57 0.012 255);
  --abg-border: oklch(1 0 0 / 0.1);
  --abg-border-strong: oklch(1 0 0 / 0.2);
  --abg-accent: oklch(0.77 0.14 74);
  --abg-accent-strong: oklch(0.7 0.15 68);
  --abg-accent-soft: oklch(0.77 0.14 74 / 0.11);
  --abg-error: oklch(0.72 0.16 25);
  --abg-error-soft: oklch(0.64 0.16 25 / 0.1);
  --abg-focus: oklch(0.82 0.13 78 / 0.58);
  --abg-shadow: 0 24px 60px oklch(0 0 0 / 0.46), 0 3px 12px oklch(0 0 0 / 0.3);
  --abg-z-backdrop: 10100;
  position: fixed;
  inset: 0;
  z-index: var(--abg-z-backdrop);
  display: flex;
  box-sizing: border-box;
  align-items: center;
  justify-content: center;
  padding: 16px;
  color: var(--abg-text);
  background: oklch(0.04 0.004 255 / 0.76);
  font-family: inherit;
  font-size: 14px;
  letter-spacing: 0;
}

.bc-agent-billing-gate[hidden],
.bc-agent-billing-gate [hidden] {
  display: none !important;
}

.bc-agent-billing-gate,
.bc-agent-billing-gate * {
  box-sizing: border-box;
}

.bc-agent-billing-dialog {
  width: min(740px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  max-height: calc(100dvh - 32px);
  display: grid;
  grid-template-rows: auto auto auto auto minmax(0, 1fr) auto;
  overflow: hidden;
  border: 1px solid var(--abg-border-strong);
  border-radius: 8px;
  outline: none;
  background: var(--abg-surface);
  box-shadow: var(--abg-shadow);
  transform: translateY(-2vh);
}

.bc-agent-billing-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 20px 12px;
}

.bc-agent-billing-heading {
  min-width: 0;
}

.bc-agent-billing-heading h2 {
  margin: 0;
  color: var(--abg-text);
  font-size: 20px;
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: 0;
}

.bc-agent-billing-account {
  min-height: 20px;
  margin: 5px 0 0;
  color: var(--abg-text-muted);
  font-size: 12px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.bc-agent-billing-close {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  margin: -9px -9px 0 0;
  padding: 0;
  border: 0;
  border-radius: 6px;
  color: var(--abg-text-muted);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 25px;
  font-weight: 300;
  line-height: 1;
  transition: color 140ms ease-out, background-color 140ms ease-out;
}

.bc-agent-billing-notice {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  margin: 0 20px 14px;
  padding: 12px 14px;
  border: 1px solid oklch(0.7 0.15 25 / 0.2);
  border-radius: 6px;
  background: var(--abg-error-soft);
}

.bc-agent-billing-notice-mark {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid oklch(0.72 0.16 25 / 0.4);
  border-radius: 4px;
  color: var(--abg-error);
  font-size: 13px;
  font-weight: 700;
}

.bc-agent-billing-notice strong {
  display: block;
  color: var(--abg-text);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.5;
}

.bc-agent-billing-notice p {
  margin: 3px 0 0;
  color: var(--abg-text-muted);
  font-size: 13px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.bc-agent-billing-requirements {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  margin-top: 7px;
  color: var(--abg-text-faint);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  line-height: 1.5;
}

.bc-agent-billing-generation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 20px 14px;
}

.bc-agent-billing-generation-action {
  min-width: 0;
  min-height: 44px;
  flex: 1 1 132px;
  padding: 0 12px;
  border: 1px solid var(--abg-border-strong);
  border-radius: 6px;
  color: var(--abg-text);
  background: var(--abg-surface-raised);
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.25;
  overflow-wrap: anywhere;
  transition: color 140ms ease-out, background-color 140ms ease-out, border-color 140ms ease-out;
}

.bc-agent-billing-generation-action.is-primary {
  border-color: transparent;
  color: var(--abg-canvas);
  background: var(--abg-accent);
}

.bc-agent-billing-generation-action:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.bc-agent-billing-generation-hint {
  flex: 1 0 100%;
  margin: -1px 0 0;
  color: var(--abg-text-muted);
  font-size: 12px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.bc-agent-billing-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
  margin: 0 20px;
  padding: 4px;
  border: 1px solid var(--abg-border);
  border-radius: 8px;
  background: var(--abg-canvas);
}

.bc-agent-billing-tabs button {
  min-height: 40px;
  border: 0;
  border-radius: 5px;
  color: var(--abg-text-muted);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.25;
  transition: color 140ms ease-out, background-color 140ms ease-out, box-shadow 140ms ease-out;
}

.bc-agent-billing-tabs button.is-selected {
  color: var(--abg-text);
  background: var(--abg-surface-raised);
  box-shadow: 0 1px 2px oklch(0 0 0 / 0.28);
}

.bc-agent-billing-content {
  min-height: 248px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 16px 20px 20px;
  scrollbar-color: var(--abg-border-strong) transparent;
  scrollbar-width: thin;
}

.bc-agent-billing-loading,
.bc-agent-billing-load-error,
.bc-agent-billing-empty {
  min-height: 210px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 0;
  color: var(--abg-text-muted);
  text-align: center;
  font-size: 13px;
  line-height: 1.6;
}

.bc-agent-billing-spinner {
  width: 17px;
  height: 17px;
  border: 2px solid var(--abg-border-strong);
  border-top-color: var(--abg-accent);
  border-radius: 50%;
  animation: bc-agent-billing-spin 700ms linear infinite;
}

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

.bc-agent-billing-load-error {
  flex-direction: column;
}

.bc-agent-billing-load-error p {
  margin: 0;
}

.bc-agent-billing-load-error button {
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--abg-border-strong);
  border-radius: 6px;
  color: var(--abg-text);
  background: var(--abg-surface-raised);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}

.bc-agent-billing-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.bc-agent-billing-option {
  width: 100%;
  min-width: 0;
  min-height: 132px;
  padding: 15px;
  border: 1px solid var(--abg-border);
  border-radius: 7px;
  color: var(--abg-text);
  background: var(--abg-canvas);
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: border-color 150ms ease-out, background-color 150ms ease-out, box-shadow 150ms ease-out;
}

.bc-agent-billing-option.is-selected {
  border-color: oklch(0.77 0.14 74 / 0.62);
  background: var(--abg-accent-soft);
  box-shadow: inset 0 0 0 1px oklch(0.77 0.14 74 / 0.12);
}

.bc-agent-billing-option:disabled,
.bc-agent-billing-option.is-disabled {
  border-style: dashed;
  opacity: 0.56;
  cursor: not-allowed;
}

.bc-agent-billing-option-eligibility,
.bc-agent-billing-option-disabled-reason {
  margin-top: 7px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.bc-agent-billing-option-eligibility {
  color: var(--abg-accent);
}

.bc-agent-billing-option-disabled-reason {
  color: var(--abg-text-muted);
}

.bc-agent-billing-option-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.bc-agent-billing-option-heading strong {
  min-width: 0;
  color: var(--abg-text);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.bc-agent-billing-badge {
  flex: 0 1 auto;
  color: var(--abg-accent);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.bc-agent-billing-option-price {
  display: flex;
  align-items: baseline;
  gap: 3px;
  margin-top: 10px;
  color: var(--abg-text);
  font-size: 17px;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  line-height: 1.25;
}

.bc-agent-billing-option-price strong {
  font-size: 22px;
  font-weight: 680;
}

.bc-agent-billing-option-price span {
  color: var(--abg-text-faint);
  font-size: 12px;
  font-weight: 500;
}

.bc-agent-billing-option-meta,
.bc-agent-billing-option-description {
  margin: 6px 0 0;
  color: var(--abg-text-muted);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.bc-agent-billing-option-features {
  display: grid;
  gap: 3px;
  margin: 9px 0 0;
  padding: 0;
  color: var(--abg-text-muted);
  font-size: 11px;
  line-height: 1.5;
  list-style: none;
}

.bc-agent-billing-option-features li {
  position: relative;
  padding-left: 12px;
  overflow-wrap: anywhere;
}

.bc-agent-billing-option-features li::before {
  content: "";
  position: absolute;
  top: 0.58em;
  left: 0;
  width: 4px;
  height: 4px;
  border-radius: 2px;
  background: var(--abg-accent);
}

.bc-agent-billing-seats {
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid var(--abg-border);
  border-radius: 7px;
  background: var(--abg-canvas);
}

.bc-agent-billing-seats-copy {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.bc-agent-billing-seats-copy strong {
  color: var(--abg-text);
  font-size: 13px;
  font-weight: 650;
}

.bc-agent-billing-seats-copy span {
  color: var(--abg-text-muted);
  font-size: 11px;
  line-height: 1.45;
}

.bc-agent-billing-seat-controls {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: 34px 42px 34px;
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--abg-border-strong);
  border-radius: 6px;
  background: var(--abg-surface);
}

.bc-agent-billing-seat-controls button {
  width: 34px;
  height: 34px;
  padding: 0;
  border: 0;
  color: var(--abg-text);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 18px;
}

.bc-agent-billing-seat-controls button:disabled {
  color: var(--abg-text-faint);
  cursor: not-allowed;
  opacity: 0.45;
}

.bc-agent-billing-seat-controls output {
  min-width: 42px;
  color: var(--abg-text);
  text-align: center;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  font-weight: 650;
}

.bc-agent-billing-pack {
  min-height: 112px;
}

.bc-agent-billing-pack-amount {
  flex: 0 0 auto;
  color: var(--abg-text-muted);
  font-size: 13px;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

.bc-agent-billing-methods {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--abg-border);
}

.bc-agent-billing-section-label {
  margin-bottom: 8px;
  color: var(--abg-text-muted);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}

.bc-agent-billing-method-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.bc-agent-billing-method {
  min-width: 0;
  min-height: 54px;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid var(--abg-border);
  border-radius: 6px;
  color: var(--abg-text);
  background: var(--abg-canvas);
  font: inherit;
  text-align: left;
}

.bc-agent-billing-method.is-selected {
  border-color: oklch(0.77 0.14 74 / 0.48);
}

.bc-agent-billing-method > span {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  color: var(--abg-canvas);
  background: var(--abg-accent);
  font-size: 14px;
  font-weight: 750;
}

.bc-agent-billing-method strong {
  min-width: 0;
  font-size: 13px;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.bc-agent-billing-method small {
  color: var(--abg-text-faint);
  font-size: 11px;
  white-space: nowrap;
}

.bc-agent-billing-wechat {
  opacity: 0.5;
  cursor: not-allowed;
}

.bc-agent-billing-wechat > span {
  color: var(--abg-text);
  background: var(--abg-surface-hover);
}

.bc-agent-billing-payment-error {
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid oklch(0.7 0.15 25 / 0.24);
  border-radius: 5px;
  outline: none;
  color: var(--abg-error);
  background: var(--abg-error-soft);
  font-size: 12px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.bc-agent-billing-footer {
  display: grid;
  grid-template-columns: minmax(120px, 0.45fr) minmax(180px, 1fr);
  gap: 10px;
  padding: 14px 20px 18px;
  border-top: 1px solid var(--abg-border);
  background: var(--abg-surface);
}

.bc-agent-billing-footer button {
  min-width: 0;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 6px;
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 650;
  line-height: 1.25;
  transition: color 140ms ease-out, background-color 140ms ease-out, border-color 140ms ease-out, opacity 140ms ease-out;
}

.bc-agent-billing-cancel {
  border: 1px solid var(--abg-border-strong);
  color: var(--abg-text-muted);
  background: transparent;
}

.bc-agent-billing-pay {
  border: 1px solid transparent;
  color: var(--abg-canvas);
  background: var(--abg-accent);
}

.bc-agent-billing-pay:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.bc-agent-billing-gate button:focus-visible,
.bc-agent-billing-dialog:focus-visible {
  outline: 2px solid var(--abg-focus);
  outline-offset: 2px;
}

@media (hover: hover) and (pointer: fine) {
  .bc-agent-billing-close:hover,
  .bc-agent-billing-tabs button:not(.is-selected):hover,
  .bc-agent-billing-seat-controls button:not(:disabled):hover {
    color: var(--abg-text);
    background: var(--abg-surface-hover);
  }

  .bc-agent-billing-option:not(:disabled):hover {
    border-color: var(--abg-border-strong);
    background: var(--abg-surface-raised);
  }

  .bc-agent-billing-option.is-selected:not(:disabled):hover {
    border-color: var(--abg-accent);
    background: var(--abg-accent-soft);
  }

  .bc-agent-billing-cancel:hover {
    border-color: var(--abg-text-faint);
    color: var(--abg-text);
  }

  .bc-agent-billing-pay:not(:disabled):hover {
    background: var(--abg-accent-strong);
  }

  .bc-agent-billing-generation-action:not(.is-primary):not(:disabled):hover {
    border-color: var(--abg-text-faint);
    background: var(--abg-surface-hover);
  }

  .bc-agent-billing-generation-action.is-primary:not(:disabled):hover {
    background: var(--abg-accent-strong);
  }
}

html[data-theme="light"] .bc-agent-billing-gate {
  --abg-canvas: oklch(0.975 0.006 255);
  --abg-surface: oklch(0.995 0.003 255);
  --abg-surface-raised: oklch(0.95 0.008 255);
  --abg-surface-hover: oklch(0.925 0.01 255);
  --abg-text: oklch(0.23 0.015 255);
  --abg-text-muted: oklch(0.45 0.018 255);
  --abg-text-faint: oklch(0.56 0.014 255);
  --abg-border: oklch(0.2 0.01 255 / 0.1);
  --abg-border-strong: oklch(0.2 0.01 255 / 0.2);
  --abg-accent: oklch(0.61 0.14 63);
  --abg-accent-strong: oklch(0.55 0.15 60);
  --abg-accent-soft: oklch(0.72 0.13 70 / 0.1);
  --abg-error: oklch(0.53 0.17 25);
  --abg-error-soft: oklch(0.65 0.16 25 / 0.08);
  --abg-shadow: 0 24px 60px oklch(0.18 0.02 255 / 0.2), 0 3px 12px oklch(0.18 0.02 255 / 0.12);
  background: oklch(0.1 0.01 255 / 0.5);
}

@media (max-width: 620px) {
  .bc-agent-billing-gate {
    align-items: flex-end;
    padding: 8px;
  }

  .bc-agent-billing-dialog {
    width: 100%;
    max-height: calc(100vh - 16px);
    max-height: calc(100dvh - 16px);
    transform: none;
  }

  .bc-agent-billing-header {
    padding: 16px 16px 10px;
  }

  .bc-agent-billing-notice {
    margin: 0 16px 12px;
  }

  .bc-agent-billing-generation-actions {
    margin: 0 16px 12px;
  }

  .bc-agent-billing-tabs {
    margin: 0 16px;
  }

  .bc-agent-billing-content {
    padding: 14px 16px 16px;
  }

  .bc-agent-billing-options,
  .bc-agent-billing-method-row {
    grid-template-columns: 1fr;
  }

  .bc-agent-billing-option {
    min-height: 0;
  }

  .bc-agent-billing-seats {
    align-items: flex-start;
  }

  .bc-agent-billing-footer {
    grid-template-columns: 1fr;
    padding: 12px 16px 16px;
  }

  .bc-agent-billing-cancel {
    order: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bc-agent-billing-spinner {
    animation: none;
    border-top-color: var(--abg-border-strong);
  }

  .bc-agent-billing-gate *,
  .bc-agent-billing-gate *::before,
  .bc-agent-billing-gate *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}