/* Modal components */

.modal {
  position: fixed;
  z-index: 1050;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal.show {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 500px;
  margin: 50px auto;
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transform: translateY(-50px) scale(0.9);
  transition: transform var(--transition-normal);
  max-height: calc(100vh - 100px);
  overflow-y: auto;
}

.modal.show .modal-content {
  transform: translateY(0) scale(1);
}

/* Modal sizes */
.modal-sm .modal-content {
  max-width: 300px;
}

.modal-lg .modal-content {
  max-width: 800px;
}

.modal-xl .modal-content {
  max-width: 1140px;
}

.modal-fullscreen .modal-content {
  max-width: none;
  width: 100vw;
  height: 100vh;
  margin: 0;
  border-radius: 0;
}

/* Modal header */
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.modal-header h1,
.modal-header h2,
.modal-header h3,
.modal-header h4,
.modal-header h5,
.modal-header h6 {
  margin: 0;
  line-height: 1.5;
}

.modal-title {
  margin: 0;
  line-height: 1.5;
}

/* Close button */
.close {
  padding: var(--spacing-xs);
  margin: calc(var(--spacing-xs) * -1);
  background: transparent;
  border: 0;
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.close:hover {
  color: var(--text-primary);
  transform: scale(1.1);
}

.close:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Modal body */
.modal-body {
  position: relative;
  flex: 1 1 auto;
  padding: var(--spacing-lg);
}

.modal-body:first-child {
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
}

.modal-body:last-child {
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}

/* Modal footer */
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.modal-footer .btn {
  margin: 0;
}

/* Body modal-open class */
body.modal-open {
  overflow: hidden;
}

/* Backdrop */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1040;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
}

/* Modal animations */
@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(-50px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes modalFadeOut {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateY(-50px) scale(0.9);
  }
}

/* Specific modal content styles */
.auth-container {
  padding: var(--spacing-lg);
}

.auth-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.auth-header h2 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.auth-header p {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
}

.auth-form {
  margin-bottom: var(--spacing-lg);
}

.auth-divider {
  position: relative;
  text-align: center;
  margin: var(--spacing-lg) 0;
}

.auth-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--border-color);
}

.auth-divider span {
  background-color: var(--white);
  color: var(--text-muted);
  padding: 0 var(--spacing-md);
  font-size: var(--font-size-sm);
}

.auth-footer {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.auth-footer p {
  margin-bottom: var(--spacing-xs);
}

.auth-footer a {
  color: var(--primary-color);
  font-weight: 500;
}

/* Form messages */
.form-message {
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-md);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form-message.success {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
}

.form-message.error {
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
}

.form-message.info {
  background-color: #d1ecf1;
  border: 1px solid #bee5eb;
  color: #0c5460;
}

/* Shared access modal content */
.shared-access-content {
  min-height: 400px;
}

.add-user-section,
.current-users-section {
  margin-bottom: var(--spacing-lg);
}

.add-user-section h3,
.current-users-section h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  font-size: var(--font-size-lg);
}

#sharedUsersList {
  max-height: 300px;
  overflow-y: auto;
}

.shared-user-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
}

.user-info {
  flex: 1;
}

.user-email {
  font-weight: 600;
  color: var(--text-primary);
}

.user-access {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.access-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
}

.access-badge.edit {
  background-color: #e8f5e8;
  color: #2e7d32;
}

.access-badge.view {
  background-color: #e3f2fd;
  color: #1565c0;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .modal-content {
    margin: var(--spacing-md);
    max-height: calc(100vh - 32px);
  }
  
  .modal-header,
  .modal-body,
  .modal-footer {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }
  
  .modal-footer {
    flex-direction: column-reverse;
    gap: var(--spacing-sm);
  }
  
  .modal-footer .btn {
    width: 100%;
  }
  
  .shared-user-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  
  .shared-user-item .btn-group {
    width: 100%;
    justify-content: flex-end;
  }
}