/* =============================================================================
   Project Name: YIAL Arabic Online
   File Purpose: Styling for Authentication Shell, Split-Panels, & Form Cards
   ============================================================================= */

/* 1. Main Layout Shell */
.auth-container {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

.auth-form-panel {
  flex: 1 1 50%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-8) var(--space-6);
  background-color: var(--color-bg-base);
  min-height: 100vh;
  position: relative;
  overflow-y: auto;
}

.auth-visual-panel {
  flex: 1 1 50%;
  background: radial-gradient(circle at top right, var(--color-primary-800), var(--color-primary-950));
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--space-12);
  position: relative;
  overflow: hidden;
  text-align: center;
  border-inline-start: 4px solid var(--color-secondary-600);
}

/* 2. Visual Content Elements */
.auth-visual-content {
  max-width: 480px;
  z-index: 2;
}

.auth-visual-logo {
  font-family: var(--font-en);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-2);
}

.auth-visual-tagline {
  font-size: 1rem;
  color: var(--color-secondary-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-8);
  font-weight: 600;
}

.auth-visual-heading {
  font-size: 1.75rem;
  margin-bottom: var(--space-4);
  line-height: 1.35;
  color: var(--color-text-inverse);
}

.auth-visual-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  opacity: 0.9;
}

/* Geometric Abstract Calligraphy Curves Backdrops */
.auth-visual-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.05;
  z-index: 1;
  pointer-events: none;
}

/* 3. Header & Utility Nav inside Form Panel */
.auth-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  margin-bottom: var(--space-6);
}

.auth-logo {
  text-decoration: none;
  color: var(--color-primary-900);
  display: flex;
  flex-direction: column;
}

.auth-logo-title {
  font-weight: 700;
  font-size: 1.25rem;
}

.auth-logo-sub {
  font-size: 0.75rem;
  color: var(--color-secondary-600);
  text-transform: uppercase;
  font-weight: 600;
  margin-top: -2px;
}

.auth-lang-switcher {
  display: flex;
  gap: var(--space-2);
}

.auth-lang-btn {
  background: none;
  border: 1px solid var(--color-border-main);
  color: var(--color-text-main);
  padding: 4px 10px;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.auth-lang-btn:hover,
.auth-lang-btn.active {
  background-color: var(--color-primary-900);
  color: var(--color-text-inverse);
  border-color: var(--color-primary-900);
}

/* 4. Auth Card Container */
.auth-card {
  max-width: 460px;
  width: 100%;
  margin: auto;
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-main);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-soft);
  position: relative;
}

.auth-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-900);
  margin-bottom: var(--space-2);
}

.auth-card-subtitle {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  line-height: 1.5;
}

/* 5. Form Fields and Input Elements */
.auth-field-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  position: relative;
}

.auth-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary-900);
}

.auth-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.auth-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border-main);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  background-color: var(--color-bg-base);
  color: var(--color-text-main);
  transition: var(--transition-fast);
}

.auth-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
  background-color: var(--color-bg-surface);
  box-shadow: 0 0 0 3px rgba(21, 122, 120, 0.15);
}

.auth-input[aria-invalid="true"] {
  border-color: var(--color-status-error);
}

/* Password Toggle Layout styling */
.auth-input-wrapper .auth-input {
  padding-inline-end: 44px;
}

.auth-password-toggle {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  inset-inline-end: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.auth-password-toggle:hover {
  color: var(--color-primary-900);
  background-color: var(--color-bg-muted);
}

.auth-password-toggle:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: -2px;
}

.auth-password-toggle svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* 6. Password Strength / Guidance */
.auth-password-guidance {
  font-size: 0.825rem;
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  line-height: 1.4;
  list-style-type: none;
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.auth-password-guidance li {
  display: flex;
  align-items: center;
  gap: 6px;
}

.auth-password-guidance li::before {
  content: "•";
  color: var(--color-secondary-600);
}

.auth-password-guidance li.valid {
  color: var(--color-status-success-text);
}

.auth-password-guidance li.valid::before {
  content: "✓";
  color: var(--color-status-success-text);
}

/* 7. Action elements (Remember me / Forgot link) */
.auth-actions-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-2);
  margin-bottom: var(--space-6);
  font-size: 0.875rem;
}

.auth-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.auth-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-main);
  accent-color: var(--color-accent-600);
  cursor: pointer;
}

.auth-link {
  color: var(--color-accent-600);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-fast);
}

.auth-link:hover {
  color: var(--color-accent-700);
  text-decoration: underline;
}

/* 8. Alert Box Elements */
.auth-alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-bottom: var(--space-4);
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  line-height: 1.4;
}

.auth-alert-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

.auth-alert-error {
  background-color: var(--color-status-error-bg);
  color: var(--color-status-error-text);
  border: 1px solid rgba(185, 28, 28, 0.15);
}

.auth-alert-success {
  background-color: var(--color-status-success-bg);
  color: var(--color-status-success-text);
  border: 1px solid rgba(21, 122, 120, 0.15);
}

.auth-alert-info {
  background-color: var(--color-status-info-bg);
  color: var(--color-status-info-text);
  border: 1px solid rgba(30, 64, 175, 0.15);
}

.auth-alert-warning {
  background-color: var(--color-status-warning-bg);
  color: var(--color-status-warning-text);
  border: 1px solid rgba(180, 83, 9, 0.15);
}

/* Validation error text spacing */
.auth-error-message {
  font-size: 0.825rem;
  color: var(--color-status-error);
  margin-top: 2px;
  display: block;
}

/* 9. Footer within Form Panel */
.auth-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  margin-top: var(--space-6);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border-main);
  padding-top: var(--space-4);
}

.auth-footer-links {
  display: flex;
  gap: var(--space-4);
}

.auth-footer-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: var(--transition-fast);
}

.auth-footer-links a:hover {
  color: var(--color-primary-900);
  text-decoration: underline;
}

/* 10. Account Status Layout variations */
.auth-status-icon-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.auth-status-icon {
  width: 64px;
  height: 64px;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.auth-status-icon-pending {
  color: var(--color-secondary-600);
}

.auth-status-icon-suspended {
  color: var(--color-status-error);
}

.auth-status-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.auth-status-meta {
  font-size: 0.825rem;
  color: var(--color-text-muted);
  background-color: var(--color-bg-muted);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  margin-top: var(--space-4);
  font-family: monospace;
  text-align: center;
}

/* 11. Responsive Stylesheet Overrides */
@media (max-width: 1024px) {
  .auth-visual-panel {
    display: none;
  }
  .auth-form-panel {
    flex: 1 1 100%;
    padding: var(--space-6) var(--space-4);
  }
}

@media (max-width: 480px) {
  .auth-card {
    padding: var(--space-6) var(--space-4);
    border: none;
    box-shadow: none;
    background-color: transparent;
  }
  .auth-footer {
    flex-direction: column;
    gap: var(--space-2);
    text-align: center;
  }
}