/* ===========================
   Sign In Page Styles
   =========================== */

/* Container */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Auth Card */
.auth-card {
  width: 100%;
  max-width: 420px;
  padding: var(--space-2xl);
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

/* Header */
.auth-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.auth-header h1 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.auth-header .tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* Auth Content */
.auth-content {
  text-align: center;
}

.auth-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

/* Google Sign-In Button */
.btn-google {
  width: 100%;
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.btn-google:hover:not(:disabled) {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-google:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-google:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.google-icon {
  flex-shrink: 0;
}

.btn-google .btn-loader {
  display: inline-flex;
  align-items: center;
}

.btn-google .btn-loader .spinner {
  border-color: var(--color-border);
  border-top-color: var(--color-primary);
}

/* Auth Notice */
.auth-notice {
  margin-top: var(--space-xl);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 480px) {
  .auth-card {
    padding: var(--space-xl);
  }

  .auth-header h1 {
    font-size: var(--font-size-2xl);
  }
}