/* ═══════════════════════════════════════════════════════════════════════════
   Quiz AI Engine — V2 Styles
   Mobile-first · WCAG 2.1 AA · Brand-adaptive via CSS custom properties
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Reset & base ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--brand-bg, #f8fafc);
  color: #1e293b;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  min-height: 100dvh;
}

/* ── Accessibility utilities ───────────────────────────────────────────────── */
.qai-sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.qai-skip-link {
  position: absolute; top: -40px; left: 16px; z-index: 9999;
  background: var(--brand-primary, #6366f1);
  color: #fff; padding: 8px 16px;
  border-radius: 0 0 8px 8px;
  font-size: 14px; font-weight: 600;
  text-decoration: none;
  transition: top 200ms ease;
}
.qai-skip-link:focus { top: 0; }

/* Focus ring — visible for keyboard users */
:focus-visible {
  outline: 3px solid var(--brand-primary, #6366f1);
  outline-offset: 2px;
}

/* ── Loading overlay ───────────────────────────────────────────────────────── */
#qai-loading {
  position: fixed; inset: 0; z-index: 200;
  background: #fff;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 300ms ease, visibility 300ms ease;
}
#qai-loading.qai-hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.qai-loading-inner { text-align: center; }

.qai-spinner {
  width: 44px; height: 44px;
  border: 3px solid #e2e8f0;
  border-top-color: var(--brand-primary, #6366f1);
  border-radius: 50%;
  animation: qai-spin 0.8s linear infinite;
  margin: 0 auto 16px;
}
@keyframes qai-spin { to { transform: rotate(360deg); } }

.qai-loading-text { font-size: 14px; color: #64748b; }

/* ── Page layout ───────────────────────────────────────────────────────────── */
.qai-page {
  display: flex; flex-direction: column;
  min-height: 100vh; min-height: 100dvh;
}

/* ── Top bar ───────────────────────────────────────────────────────────────── */
.qai-topbar {
  flex-shrink: 0;
  background: var(--brand-primary, #6366f1);
  padding: 14px 20px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  min-height: 60px;
  box-shadow: 0 1px 0 rgba(0,0,0,0.1);
}

.qai-logo-wrap {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; min-width: 0; flex: 1;
}
.qai-logo-img {
  height: 32px; width: auto;
  object-fit: contain; border-radius: 6px;
  display: none; flex-shrink: 0;
}
.qai-brand-name {
  font-size: 17px; font-weight: 800;
  color: var(--brand-text-on, #fff);
  letter-spacing: -0.3px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.qai-topbar-right { flex-shrink: 0; }
.qai-trust-chip {
  display: flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: 600;
  color: rgba(255,255,255,0.8);
}

/* ── Progress bar ──────────────────────────────────────────────────────────── */
.qai-progress-wrap {
  height: 4px; background: #e2e8f0;
  flex-shrink: 0;
}
.qai-progress-fill {
  height: 100%;
  background: var(--brand-accent, #f59e0b);
  transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1);
  will-change: width;
}

/* ── Hero ──────────────────────────────────────────────────────────────────── */
.qai-hero {
  flex-shrink: 0;
  background: linear-gradient(
    155deg,
    color-mix(in srgb, var(--brand-primary, #6366f1) 8%, #fff),
    color-mix(in srgb, var(--brand-accent, #f59e0b) 5%, #fff)
  );
  padding: 24px 20px 20px;
  text-align: center;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.qai-hero-headline {
  font-size: clamp(20px, 4.5vw, 28px);
  font-weight: 800; color: #0f172a;
  line-height: 1.2; letter-spacing: -0.5px;
  margin-bottom: 8px;
}
.qai-hero-sub {
  font-size: clamp(13px, 2vw, 15px);
  color: #475569; max-width: 500px;
  margin: 0 auto; line-height: 1.6;
}

.qai-trust-row {
  display: flex; justify-content: center; gap: 16px;
  margin-top: 14px; flex-wrap: wrap;
}
.qai-trust-badge {
  display: flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; color: #475569;
}
.qai-trust-badge svg { color: var(--brand-primary, #6366f1); flex-shrink: 0; }

/* ── Main quiz area ────────────────────────────────────────────────────────── */
.qai-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }

.qai-screen {
  flex: 1; padding: 24px 20px;
  max-width: 720px; width: 100%;
  margin: 0 auto;
  display: flex; flex-direction: column;
  gap: 20px;
}

/* ── Question header ───────────────────────────────────────────────────────── */
.qai-question-header { text-align: center; }

.qai-q-text {
  font-size: clamp(17px, 3.5vw, 22px);
  font-weight: 700; color: #0f172a;
  line-height: 1.3; margin-bottom: 6px;
}
.qai-q-sub {
  font-size: 14px; color: #64748b; line-height: 1.5;
}

/* ── Back button ───────────────────────────────────────────────────────────── */
.qai-back-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: none; border: none;
  font-size: 14px; font-weight: 500; color: #64748b;
  cursor: pointer; padding: 4px 0;
  transition: color 150ms ease;
  align-self: flex-start;
}
.qai-back-btn:hover { color: var(--brand-primary, #6366f1); }
.qai-back-btn svg { flex-shrink: 0; }

/* ── Option cards grid ─────────────────────────────────────────────────────── */
.qai-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.qai-options-grid.grid-3 { grid-template-columns: repeat(3, 1fr); }
.qai-options-grid.grid-1 { grid-template-columns: 1fr; }

/* ── Individual option card ────────────────────────────────────────────────── */
.qai-option-card {
  position: relative;
  background: #fff;
  border: 2px solid #e2e8f0;
  border-radius: 14px;
  padding: 18px 14px 16px;
  cursor: pointer;
  text-align: left;
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease, background 150ms ease;
  display: flex; flex-direction: column; gap: 6px;
  /* Min touch target 44px */
  min-height: 88px;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.qai-option-card:hover {
  border-color: var(--brand-primary, #6366f1);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-primary, #6366f1) 12%, transparent);
  transform: translateY(-1px);
}

.qai-option-card:active { transform: scale(0.98); }

.qai-option-card.selected {
  border-color: var(--brand-primary, #6366f1);
  background: color-mix(in srgb, var(--brand-primary, #6366f1) 6%, #fff);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-primary, #6366f1) 18%, transparent);
}

/* Selected checkmark */
.qai-option-card.selected::after {
  content: '';
  position: absolute; top: 10px; right: 10px;
  width: 20px; height: 20px;
  background: var(--brand-primary, #6366f1);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 12px; background-position: center; background-repeat: no-repeat;
}

/* Card icon */
.qai-card-icon {
  font-size: 28px; line-height: 1;
  margin-bottom: 2px;
}

/* Card label */
.qai-card-label {
  font-size: 14px; font-weight: 700;
  color: #0f172a; line-height: 1.2;
}

/* Card description */
.qai-card-desc {
  font-size: 12px; color: #64748b; line-height: 1.4;
}

/* Badge (e.g. "Recommended", "Popular") */
.qai-card-badge {
  display: inline-flex; align-items: center;
  background: var(--brand-accent, #f59e0b);
  color: #000; font-size: 10px; font-weight: 700;
  padding: 2px 7px; border-radius: 20px;
  text-transform: uppercase; letter-spacing: 0.3px;
  align-self: flex-start; margin-top: 2px;
}

/* ── Year picker ───────────────────────────────────────────────────────────── */
.qai-year-wrap { display: flex; flex-direction: column; gap: 12px; }

.qai-select {
  width: 100%; padding: 14px 16px;
  border: 2px solid #e2e8f0; border-radius: 12px;
  font-size: 16px; color: #0f172a; background: #fff;
  cursor: pointer;
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
  padding-right: 40px;
  transition: border-color 150ms ease;
}
.qai-select:focus { border-color: var(--brand-primary, #6366f1); }

/* ── Currency / MSRP input ─────────────────────────────────────────────────── */
.qai-value-wrap { display: flex; flex-direction: column; gap: 10px; }

.qai-value-input-wrap {
  position: relative;
}
.qai-currency-prefix {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  font-size: 16px; font-weight: 600; color: #475569;
}
.qai-input {
  width: 100%; padding: 14px 14px 14px 28px;
  border: 2px solid #e2e8f0; border-radius: 12px;
  font-size: 18px; font-weight: 600; color: #0f172a;
  background: #fff;
  transition: border-color 150ms ease;
}
.qai-input:focus { border-color: var(--brand-primary, #6366f1); outline: none; }
.qai-input::placeholder { color: #94a3b8; font-weight: 400; }

.qai-tax-preview {
  padding: 12px 16px;
  background: #f0fdf4; border: 1px solid #bbf7d0;
  border-radius: 10px;
  font-size: 14px; color: #166534; font-weight: 600;
  display: none;
}
.qai-tax-preview.visible { display: block; }

/* State selector */
.qai-state-wrap { display: flex; flex-direction: column; gap: 8px; }
.qai-field-label { font-size: 13px; font-weight: 600; color: #475569; }

/* ── Continue button ───────────────────────────────────────────────────────── */
.qai-continue-btn {
  width: 100%; padding: 15px;
  background: var(--brand-primary, #6366f1);
  color: var(--brand-text-on, #fff);
  border: none; border-radius: 12px;
  font-size: 16px; font-weight: 700;
  cursor: pointer; letter-spacing: 0.2px;
  transition: background 150ms ease, transform 100ms ease, box-shadow 150ms ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  min-height: 52px; /* touch target */
}
.qai-continue-btn:hover { background: var(--brand-primary-dark, #4f46e5); box-shadow: 0 4px 16px rgba(0,0,0,0.2); }
.qai-continue-btn:active { transform: scale(0.98); }
.qai-continue-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ── Info screen ───────────────────────────────────────────────────────────── */
.qai-info-card {
  background: #eff6ff; border: 1px solid #bfdbfe;
  border-radius: 14px; padding: 20px;
  display: flex; gap: 14px;
}
.qai-info-card.warn { background: #fffbeb; border-color: #fde68a; }
.qai-info-card.success { background: #f0fdf4; border-color: #bbf7d0; }

.qai-info-icon { font-size: 24px; flex-shrink: 0; line-height: 1; }
.qai-info-body h3 { font-size: 15px; font-weight: 700; color: #1e40af; margin-bottom: 6px; }
.qai-info-card.warn .qai-info-body h3 { color: #92400e; }
.qai-info-card.success .qai-info-body h3 { color: #166534; }
.qai-info-body p { font-size: 14px; color: #374151; line-height: 1.5; }

/* ── Result screen ─────────────────────────────────────────────────────────── */
.qai-result-card {
  background: #fff;
  border: 2px solid var(--brand-accent, #f59e0b);
  border-radius: 18px;
  overflow: hidden;
}

.qai-result-img {
  width: 100%; height: 180px;
  object-fit: cover; display: none;
}
.qai-result-img.visible { display: block; }

.qai-result-body { padding: 24px 20px 20px; }

.qai-result-label {
  display: inline-block;
  background: var(--brand-primary, #6366f1);
  color: var(--brand-text-on, #fff);
  font-size: 11px; font-weight: 700;
  padding: 4px 10px; border-radius: 20px;
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.qai-result-headline {
  font-size: clamp(18px, 4vw, 24px);
  font-weight: 800; color: #0f172a;
  line-height: 1.2; margin-bottom: 8px;
}

.qai-result-sub {
  font-size: 14px; color: #475569;
  line-height: 1.6; margin-bottom: 16px;
}

.qai-benefits-list {
  list-style: none; display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 20px;
}
.qai-benefits-list li {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 14px; color: #374151;
}
.qai-benefits-list li::before {
  content: '✓'; color: #16a34a;
  font-weight: 700; flex-shrink: 0;
  margin-top: 1px;
}

/* ── Pricing options (LLC standard vs anonymous) ───────────────────────────── */
.qai-pricing-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }

.qai-pricing-opt {
  border: 2px solid #e2e8f0; border-radius: 12px;
  padding: 14px 12px; cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease;
  text-align: center;
  min-height: 80px;
}
.qai-pricing-opt.selected {
  border-color: var(--brand-primary, #6366f1);
  background: color-mix(in srgb, var(--brand-primary, #6366f1) 6%, #fff);
}
.qai-pricing-opt-label { font-size: 13px; font-weight: 700; color: #0f172a; line-height: 1.2; }
.qai-pricing-opt-price { font-size: 22px; font-weight: 800; color: var(--brand-primary, #6366f1); margin: 4px 0; }
.qai-pricing-opt-desc  { font-size: 11px; color: #64748b; line-height: 1.3; }
.qai-pricing-opt-badge {
  display: inline-block; font-size: 10px; font-weight: 700;
  background: var(--brand-accent, #f59e0b); color: #000;
  padding: 1px 6px; border-radius: 20px;
  margin-top: 4px; text-transform: uppercase;
}

/* ── Tax savings box ───────────────────────────────────────────────────────── */
.qai-savings-box {
  background: #f0fdf4; border: 1px solid #bbf7d0;
  border-radius: 12px; padding: 14px 16px;
  margin-bottom: 16px; display: none;
}
.qai-savings-box.visible { display: block; }
.qai-savings-headline { font-size: 14px; font-weight: 700; color: #166534; margin-bottom: 4px; }
.qai-savings-sub { font-size: 13px; color: #374151; }

/* ── Add-ons section ───────────────────────────────────────────────────────── */
.qai-addons-section { }

.qai-section-title {
  font-size: 15px; font-weight: 700; color: #0f172a;
  margin-bottom: 10px;
}

.qai-addon-card {
  display: flex; align-items: center; gap: 14px;
  background: #fff; border: 2px solid #e2e8f0;
  border-radius: 12px; padding: 14px 16px;
  margin-bottom: 8px;
  transition: border-color 150ms ease;
}
.qai-addon-card.added { border-color: var(--brand-primary, #6366f1); }

.qai-addon-info { flex: 1; min-width: 0; }
.qai-addon-label { font-size: 14px; font-weight: 700; color: #0f172a; }
.qai-addon-desc  { font-size: 12px; color: #64748b; margin-top: 2px; }
.qai-addon-badge {
  display: inline-block; font-size: 10px; font-weight: 700;
  background: var(--brand-accent, #f59e0b); color: #000;
  padding: 1px 6px; border-radius: 10px;
  margin-top: 3px; text-transform: uppercase;
}

.qai-addon-price { font-size: 15px; font-weight: 700; color: #0f172a; flex-shrink: 0; }

.qai-addon-toggle {
  flex-shrink: 0;
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 13px; font-weight: 600;
  cursor: pointer;
  border: 2px solid var(--brand-primary, #6366f1);
  transition: background 150ms ease, color 150ms ease;
  min-width: 60px; text-align: center;
  min-height: 44px; /* touch target */
}
.qai-addon-toggle.add-state {
  background: #fff; color: var(--brand-primary, #6366f1);
}
.qai-addon-toggle.remove-state {
  background: var(--brand-primary, #6366f1); color: var(--brand-text-on, #fff);
}

/* ── Order summary ─────────────────────────────────────────────────────────── */
.qai-order-summary {
  background: #f8fafc; border: 1px solid #e2e8f0;
  border-radius: 14px; padding: 16px;
}

.qai-order-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 6px 0;
  font-size: 14px; color: #374151;
  border-bottom: 1px solid #f1f5f9;
}
.qai-order-row:last-of-type { border-bottom: none; }
.qai-order-row.total {
  font-weight: 800; font-size: 17px; color: #0f172a;
  padding-top: 10px; margin-top: 4px;
  border-top: 2px solid #e2e8f0; border-bottom: none;
}
.qai-order-price { font-weight: 700; }

/* ── Lead capture form ─────────────────────────────────────────────────────── */
.qai-lead-form { display: flex; flex-direction: column; gap: 10px; }

.qai-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.qai-form-group { display: flex; flex-direction: column; gap: 4px; }
.qai-form-label {
  font-size: 13px; font-weight: 600; color: #374151;
}
.qai-form-label .qai-required { color: #ef4444; margin-left: 2px; }

.qai-form-input {
  padding: 12px 14px;
  border: 2px solid #e2e8f0; border-radius: 10px;
  font-size: 15px; color: #0f172a; background: #fff;
  transition: border-color 150ms ease;
  width: 100%; min-height: 44px;
}
.qai-form-input:focus { border-color: var(--brand-primary, #6366f1); outline: none; }
.qai-form-input.invalid { border-color: #ef4444; }
.qai-field-error { font-size: 12px; color: #ef4444; }

.qai-privacy-note {
  font-size: 12px; color: #94a3b8; text-align: center; line-height: 1.5;
}
.qai-privacy-note a { color: inherit; }

/* Checkout CTA */
.qai-checkout-btn {
  width: 100%; padding: 16px;
  background: linear-gradient(135deg, var(--brand-primary, #6366f1), var(--brand-primary-dark, #4f46e5));
  color: var(--brand-text-on, #fff);
  border: none; border-radius: 14px;
  font-size: 17px; font-weight: 800;
  cursor: pointer; letter-spacing: 0.2px;
  transition: transform 100ms ease, box-shadow 150ms ease;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  min-height: 56px; display: flex; align-items: center; justify-content: center; gap: 8px;
}
.qai-checkout-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,0,0,0.25); }
.qai-checkout-btn:active { transform: scale(0.98); }

.qai-add-another {
  text-align: center;
  font-size: 14px; color: #64748b;
  cursor: pointer; padding: 8px;
  margin-top: 4px;
  text-decoration: underline; text-underline-offset: 3px;
  background: none; border: none;
}
.qai-add-another:hover { color: var(--brand-primary, #6366f1); }

/* ── Screen transitions ────────────────────────────────────────────────────── */
@keyframes qai-slide-in   { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: translateX(0); } }
@keyframes qai-slide-back { from { opacity: 0; transform: translateX(-24px); } to { opacity: 1; transform: translateX(0); } }
@keyframes qai-fade-in    { from { opacity: 0; transform: translateY(8px);  } to { opacity: 1; transform: translateY(0); } }

.qai-anim-in   { animation: qai-slide-in   280ms cubic-bezier(0.22,1,0.36,1) both; }
.qai-anim-back { animation: qai-slide-back 280ms cubic-bezier(0.22,1,0.36,1) both; }
.qai-anim-fade { animation: qai-fade-in    240ms ease both; }

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .qai-anim-in, .qai-anim-back, .qai-anim-fade { animation: none !important; }
  .qai-progress-fill { transition: none !important; }
  .qai-spinner { animation: none !important; border-top-color: transparent; }
}

/* ── SEO static content (hidden when quiz loads) ───────────────────────────── */
.qai-seo-content {
  padding: 32px 20px;
  max-width: 720px; margin: 0 auto;
}
.qai-seo-content h2 { font-size: 20px; font-weight: 700; color: #0f172a; margin-bottom: 14px; }
.qai-seo-content ul { list-style: disc; padding-left: 20px; display: flex; flex-direction: column; gap: 10px; }
.qai-seo-content li { font-size: 14px; color: #374151; line-height: 1.5; }
.qai-seo-content p  { font-size: 14px; color: #64748b; margin-top: 14px; }
.qai-seo-content.hidden { display: none; }

/* ── Footer ────────────────────────────────────────────────────────────────── */
.qai-footer {
  flex-shrink: 0; text-align: center;
  padding: 12px 16px;
  font-size: 12px; color: #94a3b8;
  border-top: 1px solid #e2e8f0; background: #fff;
}
.qai-footer a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }

/* ── Thank you screen ──────────────────────────────────────────────────────── */
.qai-thankyou {
  text-align: center; padding: 40px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.qai-thankyou-icon { font-size: 64px; }
.qai-thankyou h2 { font-size: 24px; font-weight: 800; color: #0f172a; }
.qai-thankyou p { font-size: 15px; color: #475569; max-width: 360px; line-height: 1.6; }

/* ── Desktop enhancements ──────────────────────────────────────────────────── */
@media (min-width: 640px) {
  .qai-topbar { padding: 16px 32px; }
  .qai-hero   { padding: 32px 32px 24px; }
  .qai-screen { padding: 32px 32px; }

  .qai-options-grid.grid-2 { grid-template-columns: repeat(2, 1fr); }
  .qai-options-grid.grid-3 { grid-template-columns: repeat(3, 1fr); }

  .qai-option-card { padding: 20px 16px 18px; }
  .qai-card-icon   { font-size: 32px; }
  .qai-card-label  { font-size: 15px; }
  .qai-card-desc   { font-size: 13px; }

  .qai-result-img  { height: 220px; }

  .qai-form-row { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 768px) {
  .qai-hero-headline { letter-spacing: -0.8px; }
  .qai-q-text        { letter-spacing: -0.4px; }

  .qai-options-grid { gap: 14px; }
  .qai-option-card  { padding: 22px 18px 20px; }
}

/* ── Mobile: single column for 2+ option grids when < 420px ───────────────── */
@media (max-width: 419px) {
  .qai-options-grid                 { grid-template-columns: 1fr; }
  .qai-options-grid.grid-2          { grid-template-columns: 1fr 1fr; }
  .qai-pricing-opts                 { grid-template-columns: 1fr; }
}

/* ── High contrast mode ────────────────────────────────────────────────────── */
@media (forced-colors: active) {
  .qai-option-card.selected { border: 3px solid ButtonText; }
  .qai-continue-btn, .qai-checkout-btn { border: 2px solid ButtonText; }
}