/*
 * Showbiz Auth — Login & Registration
 * Extends dashboard.css design system (sbpmd- variables)
 * Version: 1.0.0
 */

/* ==========================================================================
   1. Auth wrapper
   ========================================================================== */

.sbpm-auth {
  max-width: 560px;
  margin: 0 auto;
  padding: 0;
}

/* ==========================================================================
   2. Tabs
   ========================================================================== */

.sbpm-auth__tabs {
  display: flex;
  gap: 0;
  margin-bottom: 36px;
  border-bottom: 2px solid var(--border);
}

.sbpm-auth__tab {
  flex: 1;
  padding: 14px 24px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.sbpm-auth__tab:hover {
  color: var(--ink-mid);
}

.sbpm-auth__tab--active {
  color: var(--crimson);
  border-bottom-color: var(--crimson);
}

/* ==========================================================================
   3. Panels
   ========================================================================== */

.sbpm-auth__panel {
  display: none;
  animation: sbpmdFadeIn 0.22s ease-out;
}

.sbpm-auth__panel--active {
  display: block;
}

@keyframes sbpmdFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   4. Divider
   ========================================================================== */

.sbpm-auth__divider {
  display: flex;
  align-items: center;
  margin: 28px 0;
  gap: 16px;
}

.sbpm-auth__divider::before,
.sbpm-auth__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.sbpm-auth__divider span {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}

/* ==========================================================================
   5. Social buttons
   ========================================================================== */

.sbpm-auth__social {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sbpm-btn--social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 13px 24px;
  font-family: var(--font-body);
  font-size: 0.93rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.1s;
  line-height: 1;
  text-transform: none;
}

.sbpm-btn--social svg {
  flex-shrink: 0;
}

.sbpm-btn--google {
  background: var(--bg-card);
  color: var(--ink);
}

.sbpm-btn--google:hover {
  background: #f8f8f8;
  border-color: #4285F4;
  box-shadow: 0 2px 8px rgba(66, 133, 244, 0.15);
  transform: translateY(-1px);
}

.sbpm-btn--whatsapp {
  background: #25D366;
  color: #fff;
  border-color: #25D366;
}

.sbpm-btn--whatsapp:hover {
  background: #1EBE5A;
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.3);
  transform: translateY(-1px);
}

.sbpm-btn--facebook {
  background: #1877F2;
  color: #fff;
  border-color: #1877F2;
}

.sbpm-btn--facebook:hover {
  background: #166FE5;
  box-shadow: 0 2px 8px rgba(24, 119, 242, 0.3);
  transform: translateY(-1px);
}

/* ==========================================================================
   6. Checkbox (terms)
   ========================================================================== */

.sbpm-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--ink-mid);
  line-height: 1.5;
}

.sbpm-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--crimson);
  cursor: pointer;
  flex-shrink: 0;
}

.sbpm-checkbox a {
  color: var(--crimson);
  text-decoration: none;
  font-weight: 500;
}

.sbpm-checkbox a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   7. Forgot password link
   ========================================================================== */

.sbpm-auth__forgot {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--crimson);
  text-decoration: none;
  font-weight: 500;
}

.sbpm-auth__forgot:hover {
  text-decoration: underline;
}

/* ==========================================================================
   8. Form messages (error / success)
   ========================================================================== */

.sbpmd .sbpm-form__error {
  background: #FDF2F2;
  border: 1px solid #F2C5C5;
  border-radius: var(--radius);
  padding: 12px 18px;
  color: #C0392B;
  font-size: 0.91rem;
  line-height: 1.45;
  margin-bottom: 20px;
  font-family: var(--font-body);
}

.sbpmd .sbpm-form__success {
  background: #EDF7ED;
  border: 1px solid #C3E6CB;
  border-radius: var(--radius);
  padding: 12px 18px;
  color: var(--success);
  font-size: 0.91rem;
  margin-bottom: 20px;
  font-family: var(--font-body);
}

/* ==========================================================================
   9. Loading state
   ========================================================================== */

.sbpm-btn--loading {
  pointer-events: none;
  opacity: 0.65;
  position: relative;
}

.sbpm-btn--loading::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: sbpmSpin 0.6s linear infinite;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
}

@keyframes sbpmSpin {
  to { transform: translateY(-50%) rotate(360deg); }
}

/* ==========================================================================
   10. Responsive
   ========================================================================== */

@media (max-width: 480px) {
  .sbpm-auth {
    max-width: 100%;
  }

  .sbpm-auth__tab {
    padding: 12px 16px;
    font-size: 0.85rem;
  }

  .sbpmd .sbpm-step__content {
    padding: 24px 18px;
  }

  .sbpmd .sbpm-grid-2col {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   11. Social login error banner
   ========================================================================== */

.sbpm-social-error {
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-left: 4px solid #f59e0b;
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 20px;
  font-family: var(--font-body);
  font-size: 0.91rem;
  color: #92400e;
  line-height: 1.55;
}

.sbpm-social-error p {
  margin: 0;
}

.sbpm-social-error a {
  color: var(--crimson);
  font-weight: 600;
  text-decoration: none;
}

.sbpm-social-error a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   12. Consenso obbligatorio mancante (click social senza checkbox)
   ========================================================================== */

.sbpmd .sbpm-field--invalid {
  background: #FDF2F2;
  border: 1px solid #E5B3B0;
  border-radius: var(--radius, 8px);
  padding: 10px 12px;
}

.sbpmd .sbpm-field--invalid .sbpm-checkbox {
  color: #C0392B;
  font-weight: 500;
}

.sbpmd .sbpm-field--invalid input[type="checkbox"] {
  outline: 2px solid #C0392B;
  outline-offset: 1px;
}