.slide-container{position:relative}#slides-wrapper{flex:1;display:flex;flex-direction:column;width:100%;overflow-y:auto;padding-bottom:120px}.focus-card{background:#fff;padding:60px 40px;border-radius:30px;box-shadow:0 15px 45px #0000000a;border:1px solid rgba(0,0,0,.02);max-width:80%;margin:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:var(--transition)}.word-en{font-size:2.2rem;color:#2c3e50;line-height:1.5;margin-bottom:30px;font-weight:500}.word-ta{font-size:2.2rem;color:#e74c3c;line-height:1.5;font-weight:600}.word-ta.revealed{opacity:1;transform:translateY(0);visibility:visible;filter:blur(0);transition:opacity .5s ease,transform .5s ease}.slide{display:flex;flex-direction:column;justify-content:center;align-items:center;padding-top:50px;text-align:center;flex:1;width:100%;min-height:100%;box-sizing:border-box}.slide-header{position:absolute;top:25px;left:40px;right:40px;display:flex;justify-content:flex-start;align-items:center;z-index:10}.header-badges{display:flex;gap:10px;flex-wrap:wrap}.category-badge,.category-badge-ta,.difficulty-badge{position:static!important;padding:4px 12px;border-radius:12px;font-size:.85em;font-weight:600}.category-badge{background:#e3f2fd;color:#1565c0}.category-badge-ta{background:#ffebee;color:#c62828}.difficulty-badge{background:#fff3e0;color:#ef6c00}