main{max-width:1200px;margin:0 auto;padding:2rem}section{margin-bottom:3rem;background:#fff;padding:2rem;border-radius:10px;box-shadow:0 2px 5px rgba(0,0,0,.1)}.overview{background:linear-gradient(135deg,#e6f0fa,#f0f4f8);color:#333;padding:2rem;border-radius:12px;margin-bottom:3rem;text-align:center;box-shadow:0 4px 10px rgba(0,0,0,.05);animation:1s ease-in-out fadeIn}.overview h3{font-size:2rem;color:#4facfe;margin-bottom:1.5rem;font-weight:700}.overview ul{list-style:none;margin:0;padding:0;display:inline-block;text-align:left;max-width:600px}.overview li{margin:1rem 0;padding-left:2rem;position:relative;font-size:1.3rem}.overview li:before{content:"•";color:#4facfe;position:absolute;left:0;font-size:1.4rem}.practice-container{display:flex;flex-direction:column;gap:2rem}.tip-section{background:#f8fbff;padding:1.5rem;border-radius:8px;transition:background-color .3s}.tip-section:hover{background-color:#e6f0fa}.tip-title{color:#4facfe;font-size:1.4rem;font-weight:700;margin-bottom:1rem;white-space:nowrap}.tip-content-list{display:flex;flex-direction:column;gap:.8rem}.tip-content{font-size:1rem;color:#333;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-left:2rem;position:relative;transition:transform .3s}.tip-content:hover{transform:translateX(5px)}.tip-content:before{content:"✓";color:#4facfe;position:absolute;left:0;font-size:1.2rem}@keyframes fadeIn{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){main{padding:2rem 1rem}section{padding:1.5rem}.overview{padding:1.5rem;margin-bottom:2rem}.overview h3{font-size:1.8rem}.overview li{font-size:1.2rem}.tip-section{padding:1rem}.tip-title{font-size:1.3rem}.tip-content{font-size:.9rem}}@media (max-width:480px){.overview,section{padding:1rem}.overview h3{font-size:1.6rem}.overview li{font-size:1.1rem;margin:.8rem 0}.tip-title{font-size:1.2rem}.tip-content{font-size:.8rem}}