.billing-page {
  max-width: 1040px;
  margin: 0 auto;
  padding: 18px 16px calc(104px + env(safe-area-inset-bottom));
  color: #111827;
}

.billing-hero {
  margin-bottom: 16px;
}

.billing-hero h1 {
  margin: 0 0 8px;
  color: #0f172a;
  font-size: clamp(1.45rem, 4.8vw, 2rem);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: 0;
}

.billing-hero p {
  max-width: 760px;
  margin: 0;
  color: #526070;
  font-size: .96rem;
  line-height: 1.48;
}

.billing-section {
  margin-top: 16px;
}

.billing-section-title {
  margin: 0 0 10px;
  color: #111827;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0;
}

.billing-card {
  background: #fff;
  border: 1px solid rgba(15, 23, 42, .08);
  border-radius: 16px;
  box-shadow: 0 12px 26px rgba(15, 23, 42, .06);
}

.billing-status-card {
  padding: 20px;
}

.billing-status-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.billing-status-card h2 {
  margin: 8px 0 5px;
  color: #111827;
  font-size: 1.12rem;
  font-weight: 900;
  line-height: 1.22;
}

.billing-status-card p {
  margin: 0;
  color: #526070;
  font-size: .92rem;
  line-height: 1.45;
}

.billing-status-meta {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  color: #344054;
  font-size: .9rem;
}

.billing-status-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.billing-manage-dropdown {
  margin-left: auto;
}

.billing-manage-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  min-width: 46px;
  height: 46px;
  padding: 0;
  border-radius: 12px;
}

.billing-manage-toggle ion-icon {
  font-size: 1.35rem;
}

.billing-manage-menu .dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  font-weight: 700;
}

.billing-manage-menu .dropdown-item ion-icon {
  font-size: 1.1rem;
}

.billing-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 5px 10px;
  border-radius: 999px;
  color: #164280;
  background: #eaf2ff;
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.billing-badge ion-icon,
.billing-icon-list ion-icon,
.billing-note-icon {
  flex: 0 0 auto;
}

.billing-badge.is-success {
  color: #067647;
  background: #dcfae6;
}

.billing-badge.is-warning {
  color: #92400e;
  background: #fffbeb;
}

.billing-badge.is-premium {
  color: #fff;
  background: linear-gradient(135deg, #184fbb 0%, #2f7cf6 100%);
  box-shadow: 0 8px 18px rgba(47, 124, 246, .22);
}

.billing-progress {
  height: 8px;
  margin-top: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5e7eb;
}

.billing-progress span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: #2f7cf6;
  transition: width .25s ease;
}

.billing-checkout-notice {
  display: none;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: .9rem;
  font-weight: 750;
  line-height: 1.4;
}

.billing-checkout-notice.is-visible {
  display: flex;
}

.billing-checkout-notice.is-success {
  color: #067647;
  background: #dcfae6;
  border: 1px solid #abefc6;
}

.billing-checkout-notice.is-warning {
  color: #92400e;
  background: #fffbeb;
  border: 1px solid #fde68a;
}

.billing-loading,
.billing-error {
  padding: 18px 14px;
  text-align: center;
  color: #667085;
}

.billing-error {
  color: #9a3412;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 14px;
}

.billing-benefits {
  padding: 20px;
}

.billing-icon-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.billing-icon-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  color: #344054;
  font-size: .92rem;
  line-height: 1.38;
}

.billing-icon-list ion-icon {
  color: #2f7cf6;
  font-size: 19px;
  margin-top: 1px;
}

.billing-plans-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.billing-plan-card {
  position: relative;
  padding: 22px 20px 20px;
  overflow: hidden;
}

.billing-plan-card.is-featured {
  border-color: rgba(47, 124, 246, .5);
  background: linear-gradient(180deg, #f7fbff 0%, #fff 52%);
  box-shadow: 0 18px 38px rgba(15, 23, 42, .1);
}

.billing-plan-card.is-muted {
  box-shadow: none;
  background: #f9fafb;
}

.billing-recommended {
  margin-bottom: 12px;
}

.billing-plan-card h3 {
  margin: 0 0 8px;
  color: #111827;
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: 0;
}

.billing-plan-desc {
  margin: 0 0 14px;
  color: #5b667a;
  font-size: .9rem;
  line-height: 1.42;
}

.billing-price {
  margin: 0;
  color: #0f172a;
  font-size: 1.78rem;
  line-height: 1.05;
  font-weight: 950;
  letter-spacing: 0;
}

.billing-price-detail,
.billing-plan-note {
  margin: 6px 0 0;
  color: #667085;
  font-size: .88rem;
  line-height: 1.4;
}

.billing-savings {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 12px 0 0;
  padding: 8px 10px;
  border-radius: 10px;
  color: #067647;
  background: #dcfae6;
  font-size: .86rem;
  font-weight: 900;
}

.billing-plan-facts {
  list-style: none;
  padding: 0;
  margin: 16px 0;
  display: grid;
  gap: 8px;
  color: #344054;
  font-size: .9rem;
  line-height: 1.36;
}

.billing-plan-facts li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.billing-plan-facts ion-icon {
  color: #2f7cf6;
  font-size: 18px;
  margin-top: 1px;
}

.billing-plan-action {
  min-height: 46px;
  border-radius: 12px;
  font-weight: 900;
}

.billing-action-help {
  min-height: 20px;
  margin: 9px 0 0;
  color: #667085;
  font-size: .82rem;
  line-height: 1.35;
}

.billing-free-card,
.billing-safe-card {
  padding: 20px;
}

.billing-free-card p,
.billing-safe-card p {
  margin: 0 0 12px;
  color: #526070;
  font-size: .92rem;
  line-height: 1.45;
}

.billing-safe-card {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.billing-note-icon {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  color: #164280;
  background: #eaf2ff;
  font-size: 20px;
}

.billing-faq .accordion-item {
  border-color: rgba(15, 23, 42, .08);
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 8px;
}

.billing-faq .accordion-button {
  min-height: 48px;
  color: #111827;
  font-weight: 850;
  letter-spacing: 0;
}

.billing-faq .accordion-body {
  color: #526070;
  font-size: .92rem;
  line-height: 1.48;
}

.billing-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.billing-form-grid label {
  color: #344054;
  font-size: .84rem;
  font-weight: 850;
  margin-bottom: 4px;
}

.billing-checkout-dialog {
  align-items: flex-end;
  min-height: 100%;
  margin: 0 auto;
  max-width: 620px;
}

.billing-checkout-modal {
  max-height: 90vh;
  border: 0;
  border-radius: 22px 22px 0 0;
  overflow: hidden;
  box-shadow: 0 -18px 45px rgba(15, 23, 42, .18);
}

.billing-checkout-modal .modal-header {
  min-height: auto;
  padding: 16px 18px 12px;
  border-bottom: 0;
}

.billing-checkout-modal .modal-title {
  margin: 0;
  color: #0f172a;
  font-size: 1.18rem;
  line-height: 1.15;
  font-weight: 950;
  letter-spacing: 0;
}

.billing-checkout-subtitle {
  margin: 3px 0 0;
  color: #667085;
  font-size: .88rem;
  line-height: 1.35;
}

.billing-checkout-body {
  max-height: calc(90vh - 164px);
  overflow-y: auto;
  padding: 0 18px 18px;
}

.billing-checkout-summary {
  padding: 16px;
  border: 1px solid rgba(47, 124, 246, .22);
  border-radius: 18px;
  background: linear-gradient(180deg, #f7fbff 0%, #fff 70%);
  box-shadow: 0 14px 30px rgba(15, 23, 42, .08);
}

.billing-checkout-plan-kicker {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 8px;
  color: #164280;
  font-size: .78rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .03em;
}

.billing-checkout-price {
  margin: 0;
  color: #0f172a;
  font-size: 2rem;
  line-height: 1;
  font-weight: 950;
  letter-spacing: 0;
}

.billing-checkout-price-sub {
  margin: 7px 0 0;
  color: #526070;
  font-size: .9rem;
  line-height: 1.35;
}

.billing-checkout-saving {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 11px;
  padding: 7px 9px;
  border-radius: 999px;
  color: #067647;
  background: #dcfae6;
  font-size: .82rem;
  font-weight: 900;
}

.billing-checkout-secure {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 12px;
  color: #344054;
  font-size: .84rem;
  font-weight: 800;
}

.billing-checkout-benefits {
  margin: 14px 0 16px;
  padding: 14px;
  border-radius: 16px;
  background: #f9fafb;
}

.billing-checkout-benefits-title,
.billing-checkout-section-title {
  margin: 0 0 9px;
  color: #111827;
  font-size: .92rem;
  font-weight: 950;
  letter-spacing: 0;
}

.billing-checkout-benefits ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.billing-checkout-benefits li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #344054;
  font-size: .88rem;
  line-height: 1.32;
}

.billing-checkout-benefits ion-icon,
.billing-checkout-secure ion-icon,
.billing-checkout-saving ion-icon {
  flex: 0 0 auto;
  color: #067647;
}

.billing-checkout-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.billing-field-group {
  min-width: 0;
}

.billing-field-group label {
  display: block;
  margin: 0 0 5px;
  color: #344054;
  font-size: .84rem;
  font-weight: 900;
}

.billing-field-shell {
  position: relative;
}

.billing-field-shell ion-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  z-index: 2;
  color: #667085;
  font-size: 18px;
  transform: translateY(-50%);
  pointer-events: none;
}

.billing-field-shell .form-control {
  min-height: 46px;
  padding-left: 40px;
  border-radius: 13px;
  border-color: #d0d5dd;
  color: #111827;
  font-size: .95rem;
  font-weight: 700;
}

.billing-field-shell .form-control[readonly] {
  background: #f9fafb;
  color: #344054;
}

.billing-field-shell .form-control.is-invalid {
  border-color: #d92d20;
}

.billing-field-shell .form-control.is-valid {
  border-color: #12b76a;
}

.billing-field-feedback {
  min-height: 18px;
  margin: 4px 0 0;
  color: #667085;
  font-size: .78rem;
  line-height: 1.25;
}

.billing-field-feedback.is-error {
  color: #b42318;
}

.billing-field-feedback.is-success {
  color: #067647;
}

.billing-field-feedback.is-loading {
  color: #164280;
}

.billing-checkout-security {
  margin-top: 14px;
  padding: 13px 14px;
  border-radius: 15px;
  color: #475467;
  background: #f9fafb;
  font-size: .84rem;
  line-height: 1.42;
}

.billing-checkout-security strong {
  display: block;
  margin-bottom: 3px;
  color: #111827;
  font-weight: 950;
}

.billing-checkout-footer {
  position: sticky;
  bottom: 0;
  display: grid;
  gap: 8px;
  padding: 12px 18px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(15, 23, 42, .08);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(12px);
}

.billing-checkout-footer-actions {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 10px;
}

.billing-checkout-footer .btn {
  min-height: 48px;
  border-radius: 13px;
  font-weight: 950;
}

.billing-checkout-footer-note {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin: 0;
  color: #667085;
  font-size: .8rem;
  font-weight: 750;
  text-align: center;
}

.billing-live {
  min-height: 20px;
  margin-top: 10px;
  color: #526070;
  font-size: .88rem;
}

.billing-live.is-error {
  color: #b42318;
}

.billing-live.is-success {
  color: #067647;
}

.btn:focus-visible,
.accordion-button:focus-visible,
.form-control:focus {
  outline: 3px solid rgba(47, 124, 246, .32);
  outline-offset: 2px;
}

@media (min-width: 768px) {
  .billing-page {
    padding-top: 24px;
  }

  .billing-plans-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
  }

  .billing-benefits .billing-icon-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .billing-checkout-dialog {
    align-items: center;
    margin: 1.75rem auto;
  }

  .billing-checkout-modal {
    border-radius: 22px;
  }

  .billing-checkout-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .billing-field-group.is-full {
    grid-column: 1 / -1;
  }

  .billing-checkout-benefits ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .billing-plan-card.is-featured {
    transform: translateY(-4px);
  }
}

@media (max-width: 767.98px) {
  .billing-status-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .billing-status-actions,
  .billing-plan-action {
    width: 100%;
  }

  .billing-status-actions .btn:not(.billing-manage-toggle) {
    width: 100%;
  }

  .billing-manage-dropdown {
    margin-left: 0;
  }

  .billing-plan-card.is-featured {
    order: -1;
  }

  .billing-checkout-footer-actions {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .billing-progress span,
  .billing-plan-card.is-featured {
    transition: none;
    transform: none;
  }
}