/* LOMRA Mail - States (Empty, Loading, Error) */

/* ===================== EMPTY STATES ===================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12) var(--spacing-6);
  text-align: center;
  min-height: 300px;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--spacing-6);
  color: var(--text-tertiary);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-2);
}

.empty-state-description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  max-width: 320px;
  margin-bottom: var(--spacing-6);
}

.empty-state-action {
  margin-top: var(--spacing-2);
}

/* Empty inbox illustration */
.empty-inbox {
  background: linear-gradient(135deg, var(--primary-light) 0%, transparent 50%);
  border-radius: var(--radius-lg);
}

.empty-inbox .empty-state-icon {
  color: var(--primary);
  opacity: 0.7;
}

/* Empty search results */
.empty-search .empty-state-icon {
  color: var(--text-tertiary);
}

/* No domains */
.empty-domains {
  background: linear-gradient(135deg, var(--info-light) 0%, transparent 50%);
  border-radius: var(--radius-lg);
}

.empty-domains .empty-state-icon {
  color: var(--info);
  opacity: 0.7;
}

/* ===================== LOADING STATES ===================== */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12) var(--spacing-6);
  min-height: 200px;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--bg-tertiary);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.loading-spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.loading-spinner-lg {
  width: 60px;
  height: 60px;
  border-width: 4px;
}

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

.loading-text {
  margin-top: var(--spacing-4);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* Inline loading */
.loading-inline {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
}

/* ===================== SKELETON LOADERS ===================== */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-tertiary) 25%,
    var(--bg-secondary) 50%,
    var(--bg-tertiary) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text {
  height: 16px;
  margin-bottom: var(--spacing-2);
}

.skeleton-text-sm {
  height: 12px;
}

.skeleton-text-lg {
  height: 24px;
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.skeleton-avatar-lg {
  width: 80px;
  height: 80px;
}

.skeleton-button {
  height: 40px;
  width: 120px;
  border-radius: var(--radius);
}

.skeleton-image {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
}

/* Email list skeleton */
.skeleton-email-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
}

.skeleton-email-content {
  flex: 1;
  min-width: 0;
}

.skeleton-email-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-2);
}

.skeleton-email-sender {
  height: 16px;
  width: 150px;
}

.skeleton-email-time {
  height: 14px;
  width: 60px;
}

.skeleton-email-subject {
  height: 16px;
  width: 80%;
  margin-bottom: var(--spacing-2);
}

.skeleton-email-preview {
  height: 14px;
  width: 100%;
}

.skeleton-email-preview-2 {
  height: 14px;
  width: 60%;
  margin-top: var(--spacing-1);
}

/* Stats card skeleton */
.skeleton-stat-card {
  padding: var(--spacing-5);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.skeleton-stat-label {
  height: 14px;
  width: 80px;
  margin-bottom: var(--spacing-3);
}

.skeleton-stat-value {
  height: 32px;
  width: 100px;
}

/* Table skeleton */
.skeleton-table-row {
  display: grid;
  grid-template-columns: 40px 1fr 1fr 100px 80px;
  gap: var(--spacing-4);
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
  align-items: center;
}

.skeleton-table-cell {
  height: 16px;
  border-radius: var(--radius-sm);
}

/* ===================== ERROR STATES ===================== */
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12) var(--spacing-6);
  text-align: center;
  min-height: 300px;
  background: linear-gradient(135deg, var(--error-light) 0%, transparent 50%);
  border-radius: var(--radius-lg);
}

.error-state-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--spacing-6);
  color: var(--error);
}

.error-state-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-2);
}

.error-state-description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  max-width: 360px;
  margin-bottom: var(--spacing-6);
}

.error-state-code {
  font-family: monospace;
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  background: var(--bg-tertiary);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-4);
}

/* Inline error */
.error-inline {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  background: var(--error-light);
  border: 1px solid var(--error);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
}

.error-inline-icon {
  flex-shrink: 0;
  color: var(--error);
}

/* Form field error */
.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--error);
}

.form-input.error:focus,
.form-select.error:focus,
.form-textarea.error:focus {
  box-shadow: 0 0 0 3px var(--error-light);
}

.form-error-message {
  font-size: var(--font-size-xs);
  color: var(--error);
  margin-top: var(--spacing-1);
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
}

/* ===================== SUCCESS STATES ===================== */
.success-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12) var(--spacing-6);
  text-align: center;
  min-height: 300px;
}

.success-state-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--spacing-6);
  color: var(--success);
}

.success-state-icon-bg {
  width: 100px;
  height: 100px;
  background: var(--success-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-6);
}

.success-state-icon-bg svg {
  width: 50px;
  height: 50px;
  color: var(--success);
}

.success-state-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-2);
}

.success-state-description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  max-width: 320px;
  margin-bottom: var(--spacing-6);
}

/* Inline success */
.success-inline {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  background: var(--success-light);
  border: 1px solid var(--success);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
}

/* ===================== OFFLINE STATE ===================== */
.offline-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--warning);
  color: #000;
  padding: var(--spacing-2) var(--spacing-4);
  text-align: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-medium);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  transform: translateY(-100%);
  transition: transform var(--transition);
}

.offline-banner.visible {
  transform: translateY(0);
}

/* ===================== PENDING / PROCESSING ===================== */
.pending-state {
  position: relative;
  overflow: hidden;
}

.pending-state::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--primary),
    transparent
  );
  animation: pending-progress 1.5s ease-in-out infinite;
}

@keyframes pending-progress {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ===================== PULSE ANIMATION ===================== */
.pulse {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ===================== FADE TRANSITIONS ===================== */
.fade-enter {
  opacity: 0;
}

.fade-enter-active {
  opacity: 1;
  transition: opacity var(--transition);
}

.fade-exit {
  opacity: 1;
}

.fade-exit-active {
  opacity: 0;
  transition: opacity var(--transition);
}

/* ===================== SLIDE TRANSITIONS ===================== */
.slide-up-enter {
  opacity: 0;
  transform: translateY(20px);
}

.slide-up-enter-active {
  opacity: 1;
  transform: translateY(0);
  transition: all var(--transition);
}

.slide-down-enter {
  opacity: 0;
  transform: translateY(-20px);
}

.slide-down-enter-active {
  opacity: 1;
  transform: translateY(0);
  transition: all var(--transition);
}

/* ===================== BODY LOADING STATE ===================== */
body.loading {
  overflow: hidden;
}

body.loading::before {
  content: '';
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

body.loading::after {
  content: '';
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-light);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  z-index: 10000;
}

body.loading .app {
  visibility: hidden;
}