/* Global CSS variables and styles that can be inherited by all EJS files */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #f59e0b;
  --secondary-dark: #d97706;
  --dark: #1f2937;
  --light: #f8fafc;
  --gray: #6b7280;
  --success: #10b981;
  --error: #ef4444;
  --white: #ffffff;
  --card-bg: rgba(255, 255, 255, 0.95);
  --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
}

/* Common form styles */
.form-input {
  padding: 1rem;
  border: 1.5px solid #e5e7eb;
  border-radius: 12px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: var(--white);
  width: 100%;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input::placeholder {
  color: #9ca3af;
}

.submit-btn {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  border: none;
  padding: 1rem 2rem;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px -1px rgba(99, 102, 241, 0.3);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 15px -3px rgba(99, 102, 241, 0.4);
}

/* Loading animation */
.loading {
  opacity: 0.7;
  pointer-events: none;
}

.loading::after {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: 8px;
}

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

/* Message styles */
.message {
  padding: 1rem;
  border-radius: 12px;
  margin: 1rem 0;
  font-weight: 500;
  animation: slideIn 0.3s ease;
}

.message-success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.message-error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

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

/* Card container styles */
.auth-container, .dashboard-container, .game-container, .container {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 2rem;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin: 20px auto;
}

/* Responsive design */
@media (max-width: 480px) {
  .auth-container, .dashboard-container, .game-container, .container {
    padding: 1.5rem;
    margin: 10px;
  }

  .form-input {
    padding: 0.875rem;
  }

  .submit-btn {
    padding: 0.875rem 1.5rem;
  }
}