body{background-color:#f8fafc;text-align:left}.section-fade{transition:opacity .6s cubic-bezier(.4,0,.2,1),transform .6s cubic-bezier(.4,0,.2,1)}.section-hidden{opacity:0;transform:translateY(10px);pointer-events:none;position:absolute;visibility:hidden}.section-visible{opacity:1;transform:translateY(0);pointer-events:auto;position:relative;visibility:visible}.glass-panel{background:var(--surface);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--borderGlass);box-shadow:0 4px 20px rgba(0,0,0,.02)}h1,h2,h3{text-transform:lowercase;text-align:left}h1::first-letter,h2::first-letter,h3::first-letter{text-transform:uppercase}li,p{text-align:left}#reponse-container,#texte-question{transition:opacity .3s ease-in-out}