/* ==========================================================================
   Authentication Page Styles
   ========================================================================== */

/* Main authentication page container */
.auth-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, #f0f7e8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  position: relative;
}

.auth-container {
  background: var(--color-neutral-50);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-8);
  max-width: 400px;
  width: 100%;
  text-align: center;
  border: 1px solid var(--color-neutral-300);
  position: relative;
  z-index: 1;
}

/* Hero section */
.auth-hero {
  margin-bottom: var(--space-8);
}

.auth-logo {
  margin-bottom: var(--space-4);
}

.golf-flag {
  font-size: 3rem;
  animation: gentle-bounce 2s ease-in-out infinite;
}

@keyframes gentle-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.auth-branding {
  margin-bottom: var(--space-6);
}

.auth-title {
  color: var(--color-primary-700);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
}

.auth-subtitle {
  color: var(--color-neutral-600);
  font-size: var(--font-size-base);
  margin: 0;
}

/* Sign-in section */
.signin-section {
  margin-bottom: var(--space-6);
}

.signin-prompt {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  color: var(--color-primary-700);
  font-weight: var(--font-weight-medium);
}

.prompt-icon {
  font-size: 1.25rem;
}

.google-signin-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

/* Loading overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.loading-overlay.active {
  opacity: 1;
  visibility: visible;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top: 3px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: var(--space-4);
}

.loading-text {
  color: white;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
}

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

/* Features section */
.features-section {
  border-top: 1px solid var(--color-neutral-300);
  padding-top: var(--space-6);
  margin-top: var(--space-6);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.feature-card {
  text-align: center;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.feature-card:hover {
  background-color: var(--color-primary-50);
  transform: translateY(-2px);
}

.feature-icon {
  width: 32px;
  height: 32px;
  margin: 0 auto var(--space-2);
  color: var(--color-primary-600);
}

.feature-icon svg {
  width: 100%;
  height: 100%;
}

.feature-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-700);
  margin: 0 0 var(--space-1) 0;
}

.feature-desc {
  font-size: var(--font-size-xs);
  color: var(--color-neutral-600);
  margin: 0;
}

/* Fallback button styling */
.fallback-signin-button {
  background-color: var(--color-primary-600);
  color: var(--color-neutral-50);
  border: none;
  border-radius: var(--radius-base);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  display: block;
  width: 100%;
}

.fallback-signin-button:hover {
  background-color: var(--color-primary-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Responsive design */
@media (max-width: 640px) {
  .auth-page {
    padding: var(--space-2);
  }
  
  .auth-container {
    padding: var(--space-6);
    max-width: 100%;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  
  .auth-title {
    font-size: var(--font-size-2xl);
  }
  
  .golf-flag {
    font-size: 2.5rem;
  }
}

@media (max-width: 400px) {
  .auth-container {
    padding: var(--space-4);
  }
  
  .features-grid {
    gap: var(--space-2);
  }
  
  .feature-card {
    padding: var(--space-2);
  }
}