/* Diagnostic Modal Styles */

.diagnostic-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  animation: fadeIn 0.3s ease;
}

.diagnostic-modal.active {
  display: block;
}

.diagnostic-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.diagnostic-modal-content {
  position: relative;
  background: var(--background-white);
  max-width: 700px;
  width: 90%;
  max-height: 90vh;
  margin: 5vh auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow-y: auto;
  padding: var(--space-2xl);
  animation: slideUp 0.4s ease;
}

.diagnostic-modal-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: none;
  border: none;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-light);
  padding: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.diagnostic-modal-close:hover {
  background: var(--background-light);
  color: var(--text-dark);
}

.diagnostic-modal-header {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.diagnostic-modal-header h2 {
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
  color: var(--text-dark);
}

.diagnostic-modal-header p {
  font-size: 0.9375rem;
  color: var(--text-gray);
  max-width: 55ch;
  margin: 0 auto;
}

/* Progress bar */
.progress-bar {
  height: 4px;
  background: var(--border-light);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-xl);
}

.progress-fill {
  height: 100%;
  background: var(--accent-color);
  width: 0%;
  transition: width 0.3s ease;
}

/* Diagnostic questions */
.diagnostic-question {
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.diagnostic-question.active {
  display: block;
  opacity: 1;
}

.diagnostic-question h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
  color: var(--text-dark);
  font-weight: 600;
  line-height: 1.4;
}

.diagnostic-question .question-label {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-color);
  font-weight: 600;
  margin-bottom: var(--space-md);
  display: block;
}

.diagnostic-option {
  display: block;
  padding: var(--space-md);
  margin: var(--space-sm) 0;
  background: var(--background-light);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
  font-size: 0.9375rem;
}

.diagnostic-option:hover {
  border-color: var(--accent-color);
  background: var(--background-white);
  transform: translateX(4px);
}

.diagnostic-option input[type="radio"] {
  margin-right: var(--space-sm);
  cursor: pointer;
}

/* Email capture */
.email-capture {
  display: none;
  text-align: center;
  animation: fadeIn 0.3s ease;
}

.email-capture.active {
  display: block;
}

.email-capture h3 {
  font-size: 1.5rem;
  color: var(--text-dark);
}

.email-input {
  width: 100%;
  padding: var(--space-md);
  font-size: 1rem;
  border: 2px solid var(--border-medium);
  border-radius: var(--radius-md);
  margin: var(--space-md) 0;
  font-family: var(--font-family);
  transition: border-color 0.2s ease;
}

.email-input:focus {
  outline: none;
  border-color: var(--accent-color);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .diagnostic-modal-content {
    width: 95%;
    padding: var(--space-xl) var(--space-lg);
    margin: 2.5vh auto;
    max-height: 95vh;
  }

  .diagnostic-modal-header h2 {
    font-size: 1.5rem;
  }

  .diagnostic-question h3 {
    font-size: 1.125rem;
  }

  .diagnostic-modal-close {
    top: var(--space-md);
    right: var(--space-md);
  }
}

/* Prevent body scroll when modal is open */
body.modal-open {
  overflow: hidden;
}