.iyd-header{background:linear-gradient(135deg,#0056d2,#007bff);color:#fff;text-align:center;padding:60px 20px;animation:iydFadeIn 1.2s ease;box-shadow:0 4px 12px rgba(0,0,0,.2);margin:0}.iyd-header h1{font-size:2.5rem;margin-bottom:10px;letter-spacing:1px;margin-top:0}.iyd-header p{font-size:1.2rem;opacity:.95;margin:0}.iyd-section{max-width:1100px;margin:40px auto;padding:25px;background:#fff;border-radius:16px;box-shadow:0 6px 20px rgba(0,0,0,.1);transition:transform .3s ease,box-shadow .3s ease;animation:iydSlideUp 1s ease;color:#333;line-height:1.8}.iyd-section:hover{transform:translateY(-5px);box-shadow:0 12px 28px rgba(0,0,0,.15)}.iyd-section h2{color:#0056d2;border-left:5px solid #007bff;padding-left:12px;margin-bottom:12px;margin-top:0}.iyd-section h3{color:#0056d2;margin-top:30px}.iyd-section blockquote{border-left:4px solid #0056d2;font-style:italic;background:#f0f5ff;color:#455a7f;border-radius:6px;padding:10px 15px;margin:20px 0}.iyd-section ul{padding-left:20px}.iyd-link-box{text-align:center;margin:30px 0 50px}.iyd-link-btn{display:inline-block;margin:10px;padding:12px 28px;background:#0056d2;color:#fff;border-radius:30px;text-decoration:none;font-weight:600;transition:background .3s ease,transform .2s ease;box-shadow:0 3px 10px rgba(0,0,0,.15)}.iyd-link-btn:hover{background:#007bff;transform:translateY(-3px);text-decoration:none}@keyframes iydFadeIn{0%{opacity:0}to{opacity:1}}@keyframes iydSlideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}