/* Authentication Pages Styles */
.auth-page {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.auth-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 1000px;
  width: 100%;
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  min-height: 600px;
}

.auth-card {
  padding: var(--spacing-xxl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

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

.auth-header h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.auth-header p {
  color: var(--text-secondary);
  margin: 0;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-label {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-size: 0.875rem;
}

.form-input {
  padding: var(--spacing-md);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: all 0.2s ease;
  background: white;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.form-input.error {
  border-color: var(--error-color);
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-hint);
  margin-top: var(--spacing-xs);
}

.error-message {
  color: var(--error-color);
  font-size: 0.75rem;
  margin-top: var(--spacing-xs);
}

.form-check {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--primary-color);
}

.form-check-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.btn-full {
  width: 100%;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 1rem;
  font-weight: 600;
}

.auth-link {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.auth-link:hover {
  text-decoration: underline;
}

.auth-footer {
  text-align: center;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border);
}

.auth-footer p {
  color: var(--text-secondary);
  margin: 0;
}

.auth-footer a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.auth-footer a:hover {
  text-decoration: underline;
}

/* Auth Sidebar */
.auth-sidebar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: var(--spacing-xxl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.auth-sidebar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
  background-size: 50px 50px;
  animation: float 20s linear infinite;
}

@keyframes float {
  0% { transform: translateY(0px) translateX(0px); }
  50% { transform: translateY(-10px) translateX(5px); }
  100% { transform: translateY(0px) translateX(0px); }
}

.auth-sidebar-content {
  position: relative;
  z-index: 1;
}

.auth-sidebar h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

.auth-sidebar p {
  font-size: 1.1rem;
  opacity: 0.9;
  line-height: 1.6;
}

.feature-list {
  list-style: none;
  margin: var(--spacing-xl) 0;
  padding: 0;
}

.feature-list li {
  padding: var(--spacing-sm) 0;
  font-size: 1rem;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.testimonial {
  background: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-xl);
  backdrop-filter: blur(10px);
}

.testimonial p {
  font-style: italic;
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
}

.testimonial cite {
  font-size: 0.875rem;
  opacity: 0.8;
  font-style: normal;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  text-align: center;
  backdrop-filter: blur(10px);
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  display: block;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.75rem;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Responsive Design */
@media (max-width: 768px) {
  .auth-container {
    grid-template-columns: 1fr;
  }
  
  .auth-sidebar {
    order: -1;
    padding: var(--spacing-xl) var(--spacing-lg);
  }
  
  .auth-card {
    padding: var(--spacing-xl) var(--spacing-lg);
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .auth-header h1 {
    font-size: 1.75rem;
  }
  
  .auth-sidebar h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .auth-page {
    padding: var(--spacing-sm);
  }
  
  .auth-card {
    padding: var(--spacing-lg);
  }
  
  .auth-sidebar {
    padding: var(--spacing-lg);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    gap: var(--spacing-sm);
  }
}

/* Loading States */
.auth-form.loading {
  opacity: 0.7;
  pointer-events: none;
}

.auth-form.loading .btn {
  position: relative;
}

.auth-form.loading .btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Success States */
.auth-success {
  text-align: center;
  padding: var(--spacing-xl);
}

.auth-success .success-icon {
  width: 60px;
  height: 60px;
  background: var(--success-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg) auto;
  color: white;
  font-size: 1.5rem;
}

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

.auth-success p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
}