/* ================ BASE STYLING ================ */
:root {
  /* Colors - Dark Theme */
  --bg-primary: #121212;
  --bg-secondary: #1e1e1e;
  --bg-tertiary: #2d2d2d;
  --bg-accent: #3a3a3a;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-muted: #8c8c8c;
  --border-color: #333333;
  --input-bg: #2d2d2d;
  --input-border: #444444;
  --input-focus: #4f4f4f;
  
  /* Brand Colors */
  --primary-color: #4f46e5;
  --primary-hover: #6366f1;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  
  /* Additional gradient colors for animation */
  --gradient-1: #121212;
  --gradient-2: #1a1a2e;
  --gradient-3: #16213e;
  --gradient-4: #1a1a3e;
  --gradient-5: #2d1b3d;
  --gradient-6: #1e2a4a;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  /* Layout */
  --border-radius: 6px;
  --card-border-radius: 8px;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  
  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
}

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

/* ================ ANIMATED BACKGROUND ================ */
body {
  background: linear-gradient(135deg, 
    var(--gradient-1) 0%, 
    var(--gradient-2) 25%, 
    var(--gradient-3) 50%, 
    var(--gradient-4) 75%, 
    var(--gradient-5) 100%);
  background-size: 200% 200%;
  animation: gradientShift 20s ease-in-out infinite;
  color: var(--text-primary);
  font-family: var(--font-family);
  line-height: 1.5;
  margin: 0;
  font-size: 16px;
  position: relative;
  overflow-x: hidden;
}

/* Main gradient animation */
@keyframes gradientShift {
  0% {
    background-position: 0% 25%;
  }
  25% {
    background-position: 50% 25%;
  }
  50% {
    background-position: 50% 50%;
  }
  75% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 0% 25%;
  }
}

/* ================ AUTH PAGE STYLING ================ */

a {
  text-decoration: none;
}
.auth-page {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-md);
  /* Removed background to let body gradient show through */
}

.auth-container {
  width: 100%;
  max-width: 420px;
}

.auth-card {
  background-color: var(--bg-secondary);
  border-radius: var(--card-border-radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-xl);
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.auth-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.auth-header svg {
  margin-bottom: var(--spacing-md);
}

.auth-header h1 {
  font-size: 1.75rem;
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: var(--spacing-sm) 0;
}

/* Form Elements */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.form-control {
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  display: block;
  font-family: inherit;
  font-size: 1rem;
  padding: 0.75rem var(--spacing-md);
  width: 100%;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.25);
  outline: none;
}

.checkbox-group {
  display: flex;
  align-items: center;
}

.checkbox {
  margin-right: var(--spacing-sm);
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.checkbox-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.btn {
  align-items: center;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  display: inline-flex;
  font-family: inherit;
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  justify-content: center;
  line-height: 1.5;
  padding: 0.75rem var(--spacing-md);
  text-align: center;
  transition: all 0.2s ease;
  user-select: none;
  width: 100%;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
  margin-bottom: var(--spacing-md);
}

.btn-secondary {
  background-color: var(--bg-secondary);
  border: 2px solid var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-secondary:hover {
  background-color: #2c2c2c;
}

.form-actions {
  margin-top: var(--spacing-lg);
}

/* Error Messages */
.error-message {
  color: var(--danger-color);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

/* Flash Messages */
.flash-messages {
  margin-bottom: var(--spacing-lg);
}

.flash-message {
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  border-radius: var(--border-radius);
  font-weight: var(--font-weight-medium);
  font-size: 0.9rem;
}

.flash-success {
  background-color: rgba(16, 185, 129, 0.2);
  color: #10b981;
}

.flash-danger {
  background-color: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.flash-warning {
  background-color: rgba(245, 158, 11, 0.2);
  color: #f59e0b;
}

.flash-info {
  background-color: rgba(59, 130, 246, 0.2);
  color: #3b82f6;
}

/* reCAPTCHA Styling */
.recaptcha-group {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.g-recaptcha {
  transform-origin: left top;
  transition: transform 0.2s ease;
}

/* Footer */
.auth-footer {
  margin-top: var(--spacing-xl);
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Responsive adjustments */
@media (max-width: 480px) {
  .auth-card {
    padding: var(--spacing-lg);
  }
  
  .g-recaptcha {
    transform: scale(0.85);
  }
}




/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(2px);
}

.loading-content {
    background-color: var(--bg-secondary, #1f1f1f);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 300px;
    width: 90%;
}

.loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid rgba(79, 70, 229, 0.1);
    border-left-color: #4f46e5;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

.loading-message {
    color: var(--text-primary, #ffffff);
    font-weight: 500;
    font-size: 1rem;
}

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

/* Disable button state */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}