.hero-usa h1{font-size:2.4em;font-weight:700;margin-bottom:20px}.result-positive-usa{background:rgba(16,185,129,.2);border:2px solid var(--success-green)}.result-negative-usa{background:rgba(220,38,38,.2);border:2px solid var(--warning-red)}.faq-answer-usa.active{padding:20px;max-height:300px}.faq-toggle-usa.active{transform:rotate(180deg)}.article-image-usa{max-width:100%;height:auto;border-radius:12px;box-shadow:var(--shadow-gold);margin:25px 0;display:block}@media (max-width:768px){.hero-usa h1{font-size:2em}}