/* ─────────────────────────────────────────────────────────────────────────────
   PAYMENT MODAL
   Checkout form + verifying + success states.
   Mirrors Flutter PaywallScreen + _SuccessOverlay aesthetics.
───────────────────────────────────────────────────────────────────────────── */

/* ── Backdrop ── */
.pm-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 200;
  animation: pm-fade-in 200ms var(--ease-out) both;
}

/* ── Sheet ── */
.pm-sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 201;
  background: var(--color-background);
  border-radius: 24px 24px 0 0;
  border-top: 1px solid var(--color-border);
  padding: 32px 24px 40px;
  max-width: 520px;
  margin: 0 auto;
  transform: translateY(100%);
  transition: transform 300ms var(--ease-out);
  /* Bottom sheet on mobile, centered card on desktop */
}

.pm-sheet--visible {
  transform: translateY(0);
}

@media (min-width: 641px) {
  .pm-sheet {
    top: 50%;
    bottom: auto;
    left: 50%;
    right: auto;
    width: calc(100% - 48px);
    border-radius: 24px;
    border: 1px solid var(--color-border);
    box-shadow: 0 24px 80px -12px rgba(0,0,0,0.18);
    transform: translate(-50%, calc(-50% + 24px));
  }

  .pm-sheet--visible {
    transform: translate(-50%, -50%);
  }
}

/* ── Close button ── */
.pm-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-secondary);
  transition: background var(--dur-fast), color var(--dur-fast);
}

.pm-close:hover {
  background: var(--color-surface);
  color: var(--color-primary);
}

/* ── Header ── */
.pm-header {
  margin-bottom: 24px;
}

.pm-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
}

.pm-sub {
  font-size: 14px;
  color: var(--color-secondary);
}

/* ── Body ── */
.pm-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pm-body--center {
  align-items: center;
  text-align: center;
  padding: 16px 0 8px;
  gap: 0;
}

/* ── Field ── */
.pm-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pm-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.1px;
}

.pm-input {
  height: 52px;
  padding: 0 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-primary);
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  width: 100%;
}

.pm-input::placeholder { color: var(--color-border-muted); }

.pm-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10,10,10,0.06);
}

/* ── Phone row ── */
.pm-phone-row {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.pm-phone-row:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10,10,10,0.06);
}

.pm-phone-prefix {
  padding: 0 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-secondary);
  border-right: 1px solid var(--color-border);
  height: 52px;
  display: flex;
  align-items: center;
  background: var(--color-surface-elevated);
  flex-shrink: 0;
}

.pm-input--phone {
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  flex: 1;
}

.pm-input--phone:focus {
  border: none;
  box-shadow: none;
}

.pm-field-note {
  font-size: 11px;
  color: var(--color-secondary);
}

/* ── CTA inside modal ── */
.pm-cta {
  margin-top: 4px;
}

/* ── Secure note ── */
.pm-secure-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  font-size: 11px;
  color: var(--color-secondary);
  text-align: center;
  margin-top: 2px;
}

/* ── Error ── */
.pm-error {
  font-size: 13px;
  color: #EF4444;
  background: rgba(239,68,68,0.06);
  border: 1px solid rgba(239,68,68,0.15);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  margin-top: 4px;
}

/* ── Spinner (button loading) ── */
.pm-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: pm-spin 600ms linear infinite;
  vertical-align: middle;
}

/* ── Verifying state ── */
.pm-verifying-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: pm-spin 700ms linear infinite;
  margin-bottom: 20px;
}

.pm-verifying-text {
  font-size: 15px;
  color: var(--color-secondary);
}

/* ── Success state — mirrors Flutter _SuccessOverlay ── */
.pm-body--success {
  padding-top: 8px;
}

.pm-check-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(234,88,12,0.08);
  border: 2px solid rgba(234,88,12,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: 24px;
  animation: pm-pop 500ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.pm-success-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -1.5px;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: 12px;
}

.pm-success-sub {
  font-size: 15px;
  color: var(--color-secondary);
  line-height: 1.6;
  max-width: 340px;
}

/* ── OTP digit row ── */
.pm-otp-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin: 4px 0 8px;
}

.pm-otp-digit {
  width: 48px;
  height: 56px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  text-align: center;
  color: var(--color-primary);
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  caret-color: var(--color-accent);
}

.pm-otp-digit:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.pm-otp-digit:not(:placeholder-shown) {
  border-color: var(--color-primary);
}

/* ── Inline text button (resend) ── */
.pm-text-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 600;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity var(--dur-fast);
}

.pm-text-btn:hover  { opacity: 0.75; }
.pm-text-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Small check circle variant ── */
.pm-check-circle--sm {
  animation: pm-pop 500ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes pm-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

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

@keyframes pm-pop {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}