.bv-quiz-panel{--bv-quiz-type-scale:.9;--text-xs:calc(.75rem * var(--bv-quiz-type-scale));--text-sm:calc(.875rem * var(--bv-quiz-type-scale));--text-base:calc(1rem * var(--bv-quiz-type-scale));--text-lg:calc(1.125rem * var(--bv-quiz-type-scale));--text-xl:calc(1.25rem * var(--bv-quiz-type-scale));--text-2xl:calc(1.5rem * var(--bv-quiz-type-scale));text-align:left;background:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:var(--radius-xl);width:100%;max-width:560px;box-shadow:var(--shadow-lg);animation:bv-card-in .32s var(--ease-default) both;margin:0 auto;padding:clamp(24px,4vw,36px);scroll-margin-top:24px;position:relative}@media (prefers-reduced-motion:reduce){.bv-quiz-panel{animation:none}}.bv-quiz-close{border-radius:var(--radius-md);width:34px;height:34px;color:var(--color-text-tertiary);cursor:pointer;transition:background var(--transition-fast), color var(--transition-fast);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;margin:-4px -6px -4px 0;font-size:22px;display:inline-flex}.bv-quiz-close:hover{background:var(--color-surface-2);color:var(--color-text-primary)}.bv-quiz-close:focus-visible{box-shadow:var(--shadow-focus);outline:none}.bv-quiz-progress-track{border-radius:var(--radius-full);background:var(--color-surface-3);width:100%;height:6px;overflow:hidden}.bv-quiz-progress-fill{border-radius:var(--radius-full);background:var(--color-primary);height:100%;transition:width var(--transition-slow)}.bv-quiz-option{text-align:left;border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);background:var(--color-surface-2);width:100%;color:var(--color-text-primary);font-family:var(--font-body);font-size:var(--text-base);cursor:pointer;transition:border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);align-items:center;gap:12px;padding:13px 16px;line-height:1.5;display:flex}.bv-quiz-option:hover:not(:disabled){border-color:var(--color-primary);background:var(--color-surface-3)}.bv-quiz-option:focus-visible{box-shadow:var(--shadow-focus);border-color:var(--color-primary);outline:none}.bv-quiz-option:disabled{cursor:default}.bv-quiz-option-marker{border-radius:var(--radius-full);border:1px solid var(--color-border-strong);width:24px;height:24px;font-family:var(--font-mono);color:var(--color-text-secondary);flex-shrink:0;justify-content:center;align-items:center;font-size:13px;font-weight:600;display:inline-flex}.bv-quiz-option[data-state=correct]{border-color:var(--color-success);background:var(--color-success-subtle);color:var(--color-text-primary)}.bv-quiz-option[data-state=incorrect]{border-color:var(--color-error);background:var(--color-error-subtle);color:var(--color-text-primary)}.bv-quiz-option[data-state=correct] .bv-quiz-option-marker,.bv-quiz-option[data-state=incorrect] .bv-quiz-option-marker{background:0 0;border:none;font-size:24px}.bv-quiz-option[data-state=correct] .bv-quiz-option-marker{color:var(--color-success)}.bv-quiz-option[data-state=incorrect] .bv-quiz-option-marker{color:var(--color-error)}.bv-quiz-option[data-selected=true]{border-color:var(--color-primary)}.bv-code{font-family:var(--font-mono);border-radius:var(--radius-sm);background:var(--color-surface-3);color:var(--color-text-primary);word-break:break-word;padding:1px 5px;font-size:.9em}.bv-quiz-explain{border-radius:var(--radius-lg);font-size:var(--text-base);padding:16px 18px;line-height:1.6}.bv-quiz-breakdown{grid-template-columns:1fr;gap:10px;display:grid}@media (min-width:480px){.bv-quiz-breakdown{grid-template-columns:1fr 1fr}}@media (prefers-reduced-motion:reduce){.bv-quiz-progress-fill{transition:none;animation:none}}
.bv-container{width:100%;max-width:1120px;margin:0 auto;padding-left:20px;padding-right:20px}@media (min-width:768px){.bv-container{padding-left:48px;padding-right:48px}}.bv-bleed{width:100%;padding-left:20px;padding-right:20px}@media (min-width:768px){.bv-bleed{padding-left:48px;padding-right:48px}}.bv-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.bv-brand-line{display:none}.bv-brand-line>span{color:var(--color-primary)}@media (min-width:400px){.bv-brand-line{color:var(--color-text-secondary);letter-spacing:.01em;white-space:nowrap;font-size:clamp(12px,2.6vw,14px);display:block}}@keyframes bv-card-in{0%{opacity:0;transform:translateY(16px)scale(.9)}to{opacity:1;transform:none}}@keyframes bv-icon-pop{0%{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}.bv-reveal{animation:bv-card-in .44s var(--ease-default) both}.bv-pop{transform-origin:50%;animation:bv-icon-pop .48s var(--ease-default) .16s both;display:inline-block}@media (prefers-reduced-motion:reduce){.bv-reveal,.bv-pop{animation:none}}@keyframes bv-rise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}.bv-rise{animation:bv-rise .52s var(--ease-default) both}@media (prefers-reduced-motion:reduce){.bv-rise{animation:none}}.bv-hero-title{font-family:var(--font-display);letter-spacing:-.035em;color:var(--color-text-primary);font-size:clamp(28px,5.2vw,64px);font-weight:700;line-height:1.08}.bv-hero-sub{color:var(--color-text-secondary);line-height:1.6;font-size:clamp(var(--text-base), 1.8vw, var(--text-xl));text-wrap:balance;max-width:72ch;margin-top:24px;padding-inline:12px}@media (min-width:1231px){.bv-hero-sub{max-width:80ch}}.bv-hero{isolation:isolate;position:relative;overflow:hidden}.bv-hero-backdrop{z-index:-1;pointer-events:none;position:absolute;inset:0}.bv-hero-grid,.bv-cta-grid{background-image:radial-gradient(circle, color-mix(in srgb, var(--color-neutral-300) 15%, transparent) 1px, transparent 1.7px);background-size:26px 26px}.bv-hero-grid{position:absolute;inset:0;-webkit-mask-image:linear-gradient(#0000,#000 12px 90%,#0000);mask-image:linear-gradient(#0000,#000 12px 90%,#0000)}.bv-cta-section{isolation:isolate;position:relative}.bv-cta-grid{z-index:-1;pointer-events:none;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#0000,#000 5% 95%,#0000);mask-image:linear-gradient(#0000,#000 5% 95%,#0000)}.bv-hero-glyphs{width:min(1120px,100%);transform:scale(var(--bv-scroll-scale,1));transform-origin:50%;margin-inline:auto;position:absolute;inset:0}@media (max-width:1199px){.bv-hero-glyphs{display:none}}.bv-hero-glyph{color:var(--color-primary);opacity:.5;filter:drop-shadow(0 0 16px color-mix(in srgb, var(--color-primary) 55%, transparent));animation:bv-float var(--bv-dur,11s) var(--bv-delay,0s) ease-in-out infinite;will-change:transform;position:absolute}@keyframes bv-float{0%,to{transform:translate(0,0)rotate(0)}50%{transform:translate3d(0, calc(var(--bv-amp,10px) * -1), 0) rotate(var(--bv-rot,3deg))}}@media (prefers-reduced-motion:reduce){.bv-hero-glyph{animation:none}}.bv-field-row{flex-direction:column;gap:8px;width:100%;display:flex}.bv-field-row>button{width:100%!important}@media (min-width:560px){.bv-field-row{flex-direction:row;align-items:flex-start}.bv-field-row>button{width:auto!important}}.bv-field-stack{flex-direction:column;gap:10px;width:100%;display:flex}.bv-field-stack>button{width:100%!important}.bv-cards{grid-template-columns:1fr;gap:16px;display:grid}@media (min-width:720px){.bv-cards{grid-template-columns:repeat(2,1fr)}}.bv-value-card{background:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);padding:var(--space-5);gap:var(--space-2-5);transition:transform .25s var(--ease-default), border-color .25s var(--ease-default), background .25s var(--ease-default), box-shadow .25s var(--ease-default);flex-direction:column;display:flex}.bv-value-card h3{margin-top:calc(var(--text-sm) * .25)}.bv-card-icon{transition:transform .25s var(--ease-default)}@media (hover:hover){.bv-value-card:hover{border-color:var(--color-primary);background:var(--color-surface-2);transform:translateY(-4px);box-shadow:0 14px 30px -14px #0000008c}.bv-value-card:hover .bv-card-icon{transform:scale(1.08)}}@media (prefers-reduced-motion:reduce){.bv-value-card,.bv-card-icon{transition:none}.bv-value-card:hover,.bv-value-card:hover .bv-card-icon{transform:none}}.bv-cta-card{--color-text-tertiary:var(--color-text-secondary);--color-border-strong:var(--color-primary-500)}.bv-cta-title{font-family:var(--font-display);color:var(--color-text-primary);letter-spacing:-.02em;font-weight:700;line-height:1.2;font-size:clamp(var(--text-xl), 3.4vw, 32px)}.bv-footer-row{flex-direction:column;gap:20px;display:flex}.bv-footer-meta{flex-direction:column;gap:8px;display:flex}@media (min-width:640px){.bv-footer-row{flex-direction:row;justify-content:space-between;align-items:flex-start}.bv-footer-meta{align-items:flex-end}}.bv-hp{width:1px;height:1px;position:absolute;top:auto;left:-9999px;overflow:hidden}