/**
 * Smart Finder CSS Design System
 * Clean, modern, high-contrast, fully responsive.
 */
:root {
  --sf-primary: #2563eb;
  --sf-primary-hover: #1d4ed8;
  --sf-primary-light: #eff6ff;
  --sf-success: #10b981;
  --sf-success-light: #ecfdf5;
  --sf-text: #0f172a;
  --sf-text-muted: #64748b;
  --sf-bg: #ffffff;
  --sf-border: #e2e8f0;
  --sf-radius: 14px;
  --sf-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
}

.sf-card {
  background: var(--sf-bg);
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  box-shadow: var(--sf-shadow);
  padding: 32px;
  max-width: 820px;
  margin: 24px auto;
  font-family: inherit;
  color: var(--sf-text);
  box-sizing: border-box;
}

.sf-header {
  text-align: center;
  margin-bottom: 28px;
}

.sf-badge {
  display: inline-block;
  background: var(--sf-primary-light);
  color: var(--sf-primary);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 12px;
  border: 1px solid rgba(37, 99, 235, 0.2);
}

.sf-badge-success {
  display: inline-block;
  background: var(--sf-success-light);
  color: var(--sf-success);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 12px;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.sf-title {
  font-size: 26px;
  font-weight: 800;
  margin: 0 0 8px;
  color: var(--sf-text);
  letter-spacing: -0.5px;
}

.sf-subtitle {
  font-size: 14px;
  color: var(--sf-text-muted);
  max-width: 580px;
  margin: 0 auto 20px;
  line-height: 1.5;
}

.sf-progress-bar-wrapper {
  background: #f1f5f9;
  border-radius: 50px;
  height: 6px;
  overflow: hidden;
  max-width: 480px;
  margin: 0 auto 12px;
}

.sf-progress-bar {
  background: linear-gradient(90deg, #3b82f6 0%, #2563eb 100%);
  height: 100%;
  border-radius: 50px;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sf-step-indicator {
  font-size: 12px;
  color: var(--sf-text-muted);
}

.sf-body {
  margin: 24px 0;
}

.sf-question-text {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
  text-align: center;
}

.sf-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.sf-grid-dense {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.sf-option-card {
  border: 1.5px solid var(--sf-border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #ffffff;
}

.sf-option-card:hover {
  border-color: var(--sf-primary);
  background: #f8fafc;
  transform: translateY(-2px);
}

.sf-option-card.selected {
  border-color: var(--sf-primary);
  background: var(--sf-primary-light);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.sf-opt-icon {
  font-size: 24px;
  line-height: 1;
}

.sf-opt-label {
  font-size: 15px;
  font-weight: 700;
  color: var(--sf-text);
}

.sf-opt-desc {
  font-size: 12px;
  color: var(--sf-text-muted);
  margin-top: 3px;
  line-height: 1.35;
}

/* Slider Styles */
.sf-slider-container {
  max-width: 480px;
  margin: 20px auto;
  text-align: center;
}

.sf-slider-val-display {
  font-size: 32px;
  font-weight: 800;
  color: var(--sf-primary);
  margin-bottom: 12px;
}

.sf-slider {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #cbd5e1;
  outline: none;
  cursor: pointer;
  accent-color: var(--sf-primary);
}

.sf-slider-bounds {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--sf-text-muted);
  margin-top: 8px;
}

/* Footer Buttons */
.sf-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--sf-border);
}

.sf-btn {
  font-weight: 700;
  font-size: 14px;
  padding: 10px 22px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.sf-btn-next {
  background: var(--sf-primary);
  color: #ffffff;
}

.sf-btn-next:hover:not(:disabled) {
  background: var(--sf-primary-hover);
  transform: translateY(-1px);
}

.sf-btn-next:disabled {
  background: #cbd5e1;
  cursor: not-allowed;
  opacity: 0.7;
}

.sf-btn-prev {
  background: transparent;
  color: var(--sf-text-muted);
  border: 1px solid var(--sf-border);
}

.sf-btn-prev:hover {
  background: #f8fafc;
  color: var(--sf-text);
}

.sf-btn-link {
  background: none;
  border: none;
  color: var(--sf-primary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

/* Results Display */
.sf-results-header {
  text-align: center;
  margin-bottom: 24px;
}

.sf-results-header h2 {
  font-size: 26px;
  font-weight: 800;
  margin: 6px 0;
}

.sf-results-header p {
  color: var(--sf-text-muted);
  font-size: 14px;
  margin: 0;
}

.sf-featured-result {
  border: 2px solid #3b82f6;
  border-radius: 14px;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.1);
  margin-bottom: 28px;
}

.sf-match-ribbon {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #2563eb;
  color: #ffffff;
  padding: 8px 18px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.sf-result-content {
  padding: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

.sf-result-main {
  flex: 1 1 420px;
}

.sf-result-title {
  font-size: 22px;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--sf-text);
}

.sf-result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.sf-meta-pill {
  background: #e2e8f0;
  color: #334155;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 50px;
}

.sf-result-desc {
  font-size: 14px;
  color: #475569;
  line-height: 1.5;
  margin-bottom: 16px;
}

.sf-reasons-box {
  background: #f1f5f9;
  border-radius: 8px;
  padding: 12px 16px;
}

.sf-reasons-heading {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: #475569;
  margin-bottom: 6px;
}

.sf-reasons-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 13px;
  color: #1e293b;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sf-reasons-list li {
  font-weight: 500;
}

.sf-result-action-panel {
  flex: 0 0 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--sf-border);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
}

.sf-price-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--sf-text-muted);
  font-weight: 700;
}

.sf-price-val {
  font-size: 24px;
  font-weight: 800;
  color: #0f172a;
  margin: 4px 0 14px;
}

.sf-cta-btn {
  background: var(--sf-primary);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  padding: 12px 20px;
  border-radius: 8px;
  width: 100%;
  display: block;
  box-sizing: border-box;
  transition: all 0.2s ease;
}

.sf-cta-btn:hover {
  background: var(--sf-primary-hover);
  color: #ffffff;
}

.sf-secondary-btn {
  background: #f1f5f9;
  color: #334155;
  text-decoration: none;
  font-weight: 600;
  font-size: 12px;
  padding: 8px 14px;
  border-radius: 6px;
  margin-top: 10px;
  display: inline-block;
  width: 100%;
  box-sizing: border-box;
}

/* Runner-Ups Grid */
.sf-runnerups-container h4 {
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 14px;
}

.sf-runnerups-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.sf-runnerup-card {
  border: 1px solid var(--sf-border);
  border-radius: 10px;
  padding: 16px;
  background: #fafafa;
}

.sf-runnerup-badge {
  font-size: 11px;
  font-weight: 700;
  color: #059669;
  background: #d1fae5;
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 8px;
}

.sf-runnerup-title {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 6px;
}

.sf-runnerup-price {
  font-size: 14px;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 6px;
}

.sf-runnerup-desc {
  font-size: 12px;
  color: var(--sf-text-muted);
  line-height: 1.4;
  margin-bottom: 12px;
}

.sf-runnerup-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--sf-primary);
  text-decoration: none;
}

.sf-restart-panel {
  text-align: center;
  margin-top: 24px;
}

/* Spinner */
.sf-spinner {
  width: 42px;
  height: 42px;
  border: 4px solid #e2e8f0;
  border-top-color: var(--sf-primary);
  border-radius: 50%;
  animation: sf-spin 0.8s linear infinite;
  margin: 0 auto;
}

@keyframes sf-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 640px) {
  .sf-card {
    padding: 20px 16px;
    margin: 16px 8px;
  }
  .sf-title {
    font-size: 20px;
  }
  .sf-result-content {
    flex-direction: column;
  }
  .sf-result-action-panel {
    width: 100%;
    flex: auto;
  }
}