/* ========================================
   SSO Components - Shared Styles
   ======================================== */

/* Auth Divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0;
  width: 100%;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%
  );
}

.divider-text {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
  white-space: nowrap;
}

/* SSO Buttons Container */
.sso-buttons,
.sso-buttons-top {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  margin-bottom: 1rem;
}

.sso-buttons-top {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

/* SSO Button Base Styles */
.sso-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.875rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.sso-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sso-btn:hover::before {
  opacity: 1;
}

.sso-btn:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.sso-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.sso-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* SSO Icon */
.sso-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* SSO Text */
.sso-text {
  font-size: 0.9375rem;
  font-weight: 500;
  position: relative;
  z-index: 1;
}

/* Google Button Specific */
.sso-google:hover {
  background: linear-gradient(135deg,
    rgba(66, 133, 244, 0.15) 0%,
    rgba(255, 255, 255, 0.08) 100%
  );
  border-color: rgba(66, 133, 244, 0.3);
}

/* Facebook Button Specific */
.sso-facebook:hover {
  background: linear-gradient(135deg,
    rgba(24, 119, 242, 0.15) 0%,
    rgba(255, 255, 255, 0.08) 100%
  );
  border-color: rgba(24, 119, 242, 0.3);
}

/* Loading State for SSO Buttons */
.sso-btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

.sso-btn.loading .sso-icon {
  animation: ssoSpin 1s linear infinite;
}

@keyframes ssoSpin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* SSO Success/Error Feedback */
.sso-btn.success {
  background: rgba(52, 168, 83, 0.2);
  border-color: rgba(52, 168, 83, 0.5);
}

.sso-btn.error {
  background: rgba(234, 67, 53, 0.2);
  border-color: rgba(234, 67, 53, 0.5);
  animation: ssoShake 0.5s ease;
}

@keyframes ssoShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  75% { transform: translateX(8px); }
}

/* Responsive Design */
@media (min-width: 640px) {
  .sso-buttons,
  .sso-buttons-top {
    flex-direction: row;
  }

  .sso-btn {
    flex: 1;
  }

  .sso-text {
    font-size: 0.875rem;
  }
}

@media (max-width: 639px) {
  .sso-btn {
    padding: 1rem 1.25rem;
  }

  .divider-text {
    font-size: 0.8125rem;
  }
}

/* Dark Mode Adjustments */
@media (prefers-color-scheme: dark) {
  .divider-line {
    background: linear-gradient(90deg,
      transparent 0%,
      rgba(255, 255, 255, 0.15) 50%,
      transparent 100%
    );
  }

  .sso-btn {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .sso-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
  }
}

/* Accessibility */
.sso-btn:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.5);
  outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .sso-btn {
    border-width: 2px;
  }

  .divider-line {
    height: 2px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .sso-btn,
  .sso-btn::before,
  .sso-icon {
    transition: none;
    animation: none;
  }

  .sso-btn:hover {
    transform: none;
  }
}