/* ==========================================================================
   GutBiomeBalance.info — Custom Stylesheet (2026 Edition)
   Modern Medical & Gut Health Aesthetics
   ========================================================================== */

:root {
  --primary-deep: #0a192f;
  --primary-teal: #0d9488;
  --primary-emerald: #059669;
  --accent-warm: #ea580c;
  --accent-amber: #d97706;
  --surface-light: #f8fafc;
  --card-border: #e2e8f0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Smooth Transitions */
.smooth-all {
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Quiz Card Interactive Styles */
.quiz-option-card {
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1.5px solid #e2e8f0;
  position: relative;
  overflow: hidden;
}

.quiz-option-card:hover {
  border-color: #0d9488;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -4px rgba(13, 148, 136, 0.12);
  background-color: #f0fdfa;
}

.quiz-option-card.selected {
  border-color: #0d9488;
  background-color: #f0fdfa;
  box-shadow: 0 0 0 2px #0d9488, 0 12px 28px -5px rgba(13, 148, 136, 0.2);
}

.quiz-option-card.selected .card-radio-outer {
  border-color: #0d9488;
  background-color: #0d9488;
}

.quiz-option-card.selected .card-radio-inner {
  transform: scale(1);
  opacity: 1;
}

/* Attention Pulsing CTA */
.pulse-glow-cta {
  animation: pulse-glow-cta-anim 2s infinite ease-in-out;
}

@keyframes pulse-glow-cta-anim {
  0% {
    box-shadow: 0 0 0 0 rgba(234, 88, 12, 0.6);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 0 16px rgba(234, 88, 12, 0);
    transform: scale(1.02);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(234, 88, 12, 0);
    transform: scale(1);
  }
}

/* Step Animations */
.step-enter {
  animation: stepFadeSlide 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes stepFadeSlide {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Radar scanning simulation */
@keyframes radar-sweep {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.animate-radar {
  animation: radar-sweep 2.5s linear infinite;
}

/* Progress bar shimmer */
.progress-shimmer {
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.4) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.8s infinite;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Modal Backdrop Blur */
.modal-backdrop {
  backdrop-filter: blur(8px);
  background-color: rgba(15, 23, 42, 0.65);
}

/* Print Cleanliness */
@media print {
  .no-print {
    display: none !important;
  }
}