/**
 * De Facto Eligibility Checker Styles
 * Version: 1.0.0
 */

:root {
  --dfec-primary: #1A95AD;
  --dfec-primary-dark: #157a8f;
  --dfec-accent: #FEA647;
  --dfec-accent-dark: #e5932e;
  --dfec-text: #2D3748;
  --dfec-text-light: #64748B;
  --dfec-text-muted: #94A3B8;
  --dfec-bg: #ffffff;
  --dfec-bg-light: #F8FAFC;
  --dfec-bg-hover: #F1F5F9;
  --dfec-border: #E2E8F0;
  --dfec-border-light: rgba(26, 149, 173, 0.1);
  --dfec-shadow: 0 4px 24px rgba(26, 149, 173, 0.12);
}

* {
  box-sizing: border-box;
}

.dfec-container {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  max-width: 680px;
  margin: 2rem auto;
  padding: 0 1rem;
  color: var(--dfec-text);
  line-height: 1.6;
}

.dfec-container h1,
.dfec-container h2,
.dfec-container h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--dfec-primary);
  line-height: 1.3;
  margin: 0;
  padding: 0;
}

.dfec-card {
  background: var(--dfec-bg);
  border-radius: 16px;
  box-shadow: var(--dfec-shadow);
  padding: 2rem;
  border: 1px solid var(--dfec-border-light);
}

/* Header */
.dfec-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.dfec-header h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.dfec-header p {
  color: var(--dfec-text-light);
  font-size: 0.95rem;
  margin: 0;
}

/* Progress Bar */
.dfec-progress-wrapper {
  margin-bottom: 2rem;
}

.dfec-progress-text {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--dfec-text-light);
  margin-bottom: 0.5rem;
}

.dfec-progress-bar {
  height: 8px;
  background: var(--dfec-border);
  border-radius: 4px;
  overflow: hidden;
}

.dfec-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--dfec-primary), var(--dfec-accent));
  border-radius: 4px;
  transition: width 0.4s ease;
  width: 0%;
}

/* Intro Screen */
.dfec-intro {
  text-align: center;
}

.dfec-intro-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--dfec-primary) 0%, var(--dfec-primary) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.dfec-intro-icon svg {
  width: 40px;
  height: 40px;
  color: #fff;
}

.dfec-intro h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.dfec-intro p {
  color: var(--dfec-text-light);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.dfec-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
  text-align: left;
}

.dfec-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--dfec-bg-light);
  border-radius: 10px;
}

.dfec-feature-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--dfec-primary);
}

.dfec-feature span {
  font-size: 0.85rem;
  color: #475569;
}

/* Questions */
.dfec-question {
  display: none;
}

.dfec-question.active {
  display: block;
  animation: dfecFadeIn 0.3s ease;
}

@keyframes dfecFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.dfec-question-number {
  display: inline-block;
  background: var(--dfec-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.dfec-question h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.dfec-question-hint {
  color: var(--dfec-text-light);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* Options */
.dfec-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.dfec-option {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  background: var(--dfec-bg-light);
  border: 2px solid var(--dfec-border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.dfec-option:hover {
  border-color: var(--dfec-primary);
  background: rgba(26, 149, 173, 0.05);
}

.dfec-option.selected {
  border-color: var(--dfec-primary);
  background: rgba(26, 149, 173, 0.08);
}

.dfec-option input {
  display: none;
}

.dfec-option-radio {
  width: 22px;
  height: 22px;
  border: 2px solid #CBD5E1;
  border-radius: 50%;
  margin-right: 1rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.dfec-option.selected .dfec-option-radio {
  border-color: var(--dfec-primary);
  background: var(--dfec-primary);
}

.dfec-option.selected .dfec-option-radio::after {
  content: '';
  width: 8px;
  height: 8px;
  background: #fff;
  border-radius: 50%;
}

.dfec-option-text {
  font-size: 0.95rem;
  color: #334155;
}

/* Buttons */
.dfec-buttons {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.dfec-btn {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.875rem 1.75rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.dfec-btn-primary {
  background: var(--dfec-primary);
  color: #fff;
}

.dfec-btn-primary:hover {
  background: var(--dfec-primary-dark);
  transform: translateY(-1px);
}

.dfec-btn-primary:disabled {
  background: var(--dfec-text-muted);
  cursor: not-allowed;
  transform: none;
}

.dfec-btn-secondary {
  background: var(--dfec-bg-hover);
  color: #475569;
}

.dfec-btn-secondary:hover {
  background: var(--dfec-border);
}

.dfec-btn-cta {
  background: var(--dfec-accent);
  color: #fff;
  width: 100%;
  justify-content: center;
  padding: 1rem 2rem;
  font-size: 1rem;
}

.dfec-btn-cta:hover {
  background: var(--dfec-accent-dark);
  transform: translateY(-1px);
  color: #fff;
}

.dfec-btn svg {
  width: 18px;
  height: 18px;
}

/* Results */
.dfec-results {
  display: none;
}

.dfec-results.active {
  display: block;
  animation: dfecFadeIn 0.4s ease;
}

.dfec-result-header {
  text-align: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--dfec-border);
  margin-bottom: 1.5rem;
}

.dfec-result-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.dfec-result-icon.likely {
  background: linear-gradient(135deg, var(--dfec-primary), #22B8CF);
}

.dfec-result-icon.possible {
  background: linear-gradient(135deg, var(--dfec-accent), #F6AD55);
}

.dfec-result-icon.unlikely {
  background: linear-gradient(135deg, var(--dfec-text-muted), var(--dfec-text-light));
}

.dfec-result-icon svg {
  width: 36px;
  height: 36px;
  color: #fff;
}

.dfec-result-header h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.dfec-result-header p {
  color: var(--dfec-text-light);
  margin: 0;
}

.dfec-score-bar {
  background: var(--dfec-border);
  height: 12px;
  border-radius: 6px;
  margin: 1.5rem 0;
  overflow: hidden;
  position: relative;
}

.dfec-score-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 0.8s ease;
}

.dfec-score-fill.likely {
  background: linear-gradient(90deg, var(--dfec-primary), #22B8CF);
}

.dfec-score-fill.possible {
  background: linear-gradient(90deg, var(--dfec-accent), #F6AD55);
}

.dfec-score-fill.unlikely {
  background: linear-gradient(90deg, var(--dfec-text-muted), var(--dfec-text-light));
}

.dfec-score-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--dfec-text-muted);
  margin-top: 0.5rem;
}

.dfec-factors {
  margin-bottom: 1.5rem;
}

.dfec-factors h3 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--dfec-primary);
}

.dfec-factor-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--dfec-bg-hover);
}

.dfec-factor-item:last-child {
  border-bottom: none;
}

.dfec-factor-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.dfec-factor-icon.positive { color: var(--dfec-primary); }
.dfec-factor-icon.neutral { color: var(--dfec-accent); }
.dfec-factor-icon.negative { color: var(--dfec-text-muted); }

.dfec-factor-text {
  font-size: 0.9rem;
  color: #475569;
}

.dfec-factor-text strong {
  color: var(--dfec-text);
}

.dfec-disclaimer {
  background: #FFF7ED;
  border: 1px solid #FDBA74;
  border-radius: 10px;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.dfec-disclaimer-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: #9A3412;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.dfec-disclaimer-title svg {
  width: 18px;
  height: 18px;
}

.dfec-disclaimer p {
  font-size: 0.85rem;
  color: #78350F;
  margin: 0;
}

.dfec-cta-section {
  text-align: center;
  background: linear-gradient(135deg, rgba(26, 149, 173, 0.08), rgba(254, 166, 71, 0.08));
  border-radius: 12px;
  padding: 1.5rem;
}

.dfec-cta-section h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.dfec-cta-section > p {
  font-size: 0.9rem;
  color: var(--dfec-text-light);
  margin-bottom: 1rem;
}

.dfec-restart {
  margin-top: 1rem;
}

.dfec-restart button {
  background: none;
  border: none;
  color: var(--dfec-text-light);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}

.dfec-restart button:hover {
  color: var(--dfec-primary);
}

.dfec-no-factors {
  color: var(--dfec-text-light);
  font-size: 0.9rem;
  padding: 0.5rem 0;
}

/* Responsive */
@media (max-width: 600px) {
  .dfec-card {
    padding: 1.5rem;
  }

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

  .dfec-question h3 {
    font-size: 1.1rem;
  }

  .dfec-buttons {
    flex-direction: column-reverse;
  }

  .dfec-btn {
    width: 100%;
    justify-content: center;
  }

  .dfec-features {
    grid-template-columns: 1fr;
  }
}