/**
 * Billing page styles
 * Consistent with existing migrate.css patterns
 */

/* Plans container */
.plans-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 800px;
  margin: 40px auto;
  padding: 0 20px;
}

/* Plan card styling */
.plan-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  position: relative;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px var(--shadow-color);
}

.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 20px var(--shadow-color);
}

/* Featured plan styling */
.plan-card.featured {
  border: 2px solid var(--accent-primary);
  transform: scale(1.05);
}

.plan-card.featured:hover {
  transform: scale(1.05) translateY(-4px);
}

/* Plan badge */
.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
  color: white;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* Plan header */
.plan-header {
  text-align: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.plan-name {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 5px;
  margin-top: 10px;
}

.price-amount {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.price-period {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* Plan features */
.plan-features {
  list-style: none;
  padding: 0;
  margin: 20px 0 30px 0;
}

.plan-features li {
  padding: 12px 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 28px;
  line-height: 1.5;
}

.plan-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-primary);
  font-weight: bold;
  font-size: 1.1rem;
}

/* Plan button */
.plan-button {
  width: 100%;
  padding: 14px 24px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.plan-button:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
  color: white;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(103, 126, 234, 0.3);
}

.plan-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Featured button styling */
.featured-button {
  background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
  color: white;
  border-color: transparent;
}

.featured-button:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--gradient-end) 0%, var(--gradient-start) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(103, 126, 234, 0.4);
}

/* Back link */
.back-link {
  text-align: center;
  margin: 40px 0;
}

/* Error message styling */
.error-message {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  color: var(--warning-text);
  padding: 12px 20px;
  border-radius: 8px;
  margin: 20px auto;
  max-width: 600px;
  text-align: center;
  font-weight: 500;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateY(-10px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Responsive design */
@media (max-width: 768px) {
  .plans-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .plan-card.featured {
    transform: scale(1);
  }
  
  .plan-card.featured:hover {
    transform: translateY(-4px);
  }
  
  .price-amount {
    font-size: 2rem;
  }
  
  .plan-name {
    font-size: 1.5rem;
  }
}

/* Dark mode adjustments */
@media (prefers-color-scheme: dark) {
  .plan-badge {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  }
  
  .plan-button:hover:not(:disabled) {
    box-shadow: 0 4px 12px rgba(164, 139, 250, 0.3);
  }
  
  .featured-button:hover:not(:disabled) {
    box-shadow: 0 6px 20px rgba(164, 139, 250, 0.4);
  }
}