.upm {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: none;
  align-items: flex-end;
  justify-content: center;
}
.upm.open {
  display: flex;
}
.upm-bg {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.upm-sheet {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: var(--spacing-lg);
  padding-bottom: calc(var(--spacing-lg) + var(--safe-bottom));
  width: 100%;
  max-width: 480px;
}
.upm.open .upm-sheet {
  animation: upmSheetUp 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes upmSheetUp {
  from { transform: translateY(24px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.upm-handle {
  width: 40px;
  height: 4px;
  background: var(--border);
  border-radius: var(--radius-pill);
  margin: 0 auto var(--spacing-lg);
}
.upm-title {
  font-family: var(--font-display);
  font-size: var(--text-h4);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}
.upm-title--sm {
  flex: 1;
  font-size: var(--text-base);
  text-align: center;
  margin-bottom: 0;
}
.upm-confirm-header {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-md);
}
.upm-back {
  flex-shrink: 0;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}
.upm-back:hover {
  background: var(--bg-hover);
}
.upm-back:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Tabs */
.upm-tabs {
  display: flex;
  gap: 0;
  margin-bottom: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 3px;
}
.upm-tab {
  flex: 1;
  padding: 0.55rem 0.5rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.upm-tab--active {
  background: var(--bg-card);
  color: var(--text-primary);
  font-weight: var(--weight-semibold);
  box-shadow: var(--shadow-sm);
}
.upm-tab:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

/* Tab bodies */
.upm-tab-body {
  display: none;
  flex-direction: column;
  gap: var(--spacing-sm);
}
.upm-tab-body--active {
  display: flex;
}

/* Cards */
.upm-card {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  cursor: pointer;
  font-family: var(--font-body);
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
}
.upm-card:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
}
.upm-card:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.upm-card--premium,
.upm-card--pop {
  border-color: var(--accent-border);
  background: var(--accent-dim);
}
.upm-card--premium:hover,
.upm-card--pop:hover {
  border-color: var(--primary);
  background: var(--accent-glow);
}
.upm-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xs);
}
.upm-card__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}
.upm-card__price {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--primary);
  white-space: nowrap;
}
.upm-card__per {
  font-size: var(--text-xs);
  font-weight: var(--weight-normal);
  color: var(--text-muted);
}
.upm-card__feats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs) var(--spacing-md);
}
.upm-card__feats li {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  position: relative;
  padding-left: 1em;
}
.upm-card__feats li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 5px;
  height: 5px;
  background: var(--primary);
  border-radius: 50%;
  opacity: 0.5;
}
.upm-card__rate {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}
.upm-card__duration {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.upm-card__badge {
  position: absolute;
  top: -8px;
  right: var(--spacing-md);
  background: var(--primary);
  color: #fff;
  font-size: 0.6rem;
  font-weight: var(--weight-bold);
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

/* Confirm view */
.upm-confirm {
  position: relative;
  padding-top: 0;
}
.upm-summary {
  background: var(--primary-soft);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin-bottom: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.upm-summary__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}
.upm-summary__price {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  color: var(--primary);
}
.upm-pay-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}
.upm-pay-opt {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), background var(--transition-fast);
  line-height: var(--leading-tight);
}
.upm-pay-opt:hover {
  border-color: var(--border-hover);
}
.upm-pay-opt--active {
  border-color: var(--primary);
  background: var(--primary-soft);
}
.upm-pay-opt:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.upm-pay-opt__hint {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-normal);
  color: var(--text-muted);
  margin-top: 0.15rem;
}
.upm-actions {
  display: flex;
  gap: var(--spacing-sm);
}
.upm-cancel {
  flex: 1;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: var(--text-sm);
  cursor: pointer;
  font-family: var(--font-body);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.upm-cancel:hover {
  border-color: var(--border-hover);
  color: var(--text-secondary);
}
.upm-cancel:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.upm-pay {
  flex: 2;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary) 0%, #a78bfa 100%);
  color: #fff;
  border: none;
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  cursor: pointer;
  font-family: var(--font-display);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: opacity var(--transition-fast);
}
.upm-pay:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.upm-pay:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.upm-error {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(239,68,68,0.12);
  border: 1px solid rgba(239,68,68,0.25);
  border-radius: var(--radius-md);
  color: #ef4444;
  font-size: var(--text-sm);
  text-align: center;
}

/* Spinner (reuse from pricing.css pattern via .upm-pay) */
.upm-spin {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: upmSpin 0.7s linear infinite;
  margin-right: 0.4rem;
}
@keyframes upmSpin {
  to { transform: rotate(360deg); }
}

/* Desktop */
@media (min-width: 769px) {
  .upm {
    align-items: center;
    padding: 1rem;
  }
  .upm-sheet {
    border-radius: var(--radius-lg);
    max-width: 440px;
    padding-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-modal);
  }
  .upm-handle {
    display: none;
  }
  .upm.open .upm-sheet {
    animation: upmCenterIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  }
}
@keyframes upmCenterIn {
  from { transform: translateY(10px) scale(0.98); opacity: 0; }
  to   { transform: translateY(0)    scale(1);    opacity: 1; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .upm.open .upm-sheet {
    animation: none;
  }
}