*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.7;color:#2d3748;background:#f7fafc}a{color:#4c51bf;text-decoration:none;transition:color 0.3s}a:hover{color:#d69e2e}img{max-width:100%;height:auto;border-radius:12px}header,nav,main,section,article,footer,form{display:block}
        .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.flex{display:flex}.grid{display:grid}.hidden{display:none}.text-center{text-align:center}.my-logo{font-family:'Luckiest Guy',cursive,Arial;font-size:2.2rem;color:#fff;letter-spacing:1px}.my-logo a{color:inherit}.btn{padding:12px 24px;background:#4c51bf;color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:background 0.3s}.btn:hover{background:#2d3748}
        header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:20px 0;box-shadow:0 4px 12px rgba(0,0,0,0.1)}.header-content{justify-content:space-between;align-items:center}.logo-area{flex:1}.nav-desktop{flex:2;justify-content:flex-end}.nav-desktop ul{list-style:none;gap:30px}.nav-desktop a{color:#fff;font-weight:500;padding:8px 16px;border-radius:6px}.nav-desktop a:hover{background:rgba(255,255,255,0.15)}.hamburger{font-size:1.8rem;cursor:pointer;display:none}
        .breadcrumb{padding:15px 0;background:#edf2f7;font-size:0.9rem}.breadcrumb a{color:#4a5568}.breadcrumb span{color:#718096}
        main{padding:40px 0}.content-grid{grid-template-columns:1fr 300px;gap:40px}@media (max-width:992px){.content-grid{grid-template-columns:1fr}}
        article{background:#fff;padding:40px;border-radius:16px;box-shadow:0 6px 20px rgba(0,0,0,0.05)}.article-header{margin-bottom:30px}h1{font-size:2.8rem;color:#2d3748;margin-bottom:15px;line-height:1.2}h2{font-size:2rem;color:#4c51bf;margin:30px 0 15px;padding-bottom:10px;border-bottom:2px solid #e2e8f0}h3{font-size:1.5rem;color:#2d3748;margin:25px 0 12px}h4{font-size:1.2rem;color:#4a5568;margin:20px 0 10px}p{margin-bottom:20px;text-align:justify}.highlight{background:#fffaf0;border-left:4px solid#d69e2e;padding:15px;margin:20px 0;border-radius:0 8px 8px 0}.emoji{font-size:1.2em}
        .featured-image{margin:30px auto;text-align:center}.featured-image img{box-shadow:0 8px 25px rgba(0,0,0,0.1)}.image-caption{font-style:italic;color:#718096;margin-top:10px}
        .interactive-section{margin:40px 0;padding:30px;background:#f8f9fa;border-radius:12px}.interactive-section h2{margin-top:0}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px;border:1px solid #cbd5e0;border-radius:8px;font-size:1rem}.rating-stars{display:flex;gap:10px;margin:15px 0}.star{cursor:pointer;font-size:1.5rem;color:#cbd5e0}.star.active{color:#f6ad55}
        .sidebar{background:#fff;padding:30px;border-radius:16px;box-shadow:0 4px 12px rgba(0,0,0,0.05);height:fit-content}.sidebar h3{color:#4c51bf;margin-bottom:20px}.related-links{list-style:none}.related-links li{margin-bottom:15px;padding-bottom:15px;border-bottom:1px solid#e2e8f0}.related-links a{font-weight:500}.update-info{background:#e6fffa;padding:20px;border-radius:12px;margin-top:30px}.update-info strong{color:#285e61}
        footer{background:#2d3748;color:#cbd5e0;padding:50px 0;margin-top:50px}.footer-grid{grid-template-columns:repeat(4,1fr);gap:30px}@media (max-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:480px){.footer-grid{grid-template-columns:1fr}}.footer-col h4{color:#fff;margin-bottom:20px;font-size:1.2rem}.footer-col ul{list-style:none}.footer-col li{margin-bottom:12px}.friend-links{display:flex;flex-wrap:wrap;gap:15px;margin-top:10px}friend-link{display:inline-block;background:rgba(255,255,255,0.1);padding:8px 16px;border-radius:6px;font-size:0.9rem}.copyright{text-align:center;padding-top:30px;margin-top:30px;border-top:1px solid#4a5568;font-size:0.9rem}
        .mobile-nav{position:fixed;top:0;left:-100%;width:280px;height:100%;background:#2d3748;padding:30px 20px;z-index:1000;transition:left 0.3s;overflow-y:auto}.mobile-nav.active{left:0}.mobile-nav ul{list-style:none}.mobile-nav li{margin-bottom:20px}.mobile-nav a{color:#fff;font-size:1.1rem}.close-menu{position:absolute;top:20px;right:20px;font-size:1.5rem;color:#fff;cursor:pointer}.overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);z-index:999;display:none}.overlay.active{display:block}
        @media (max-width:768px){h1{font-size:2.2rem}h2{font-size:1.7rem}.header-content{flex-wrap:wrap}.nav-desktop{display:none}.hamburger{display:block}.content-grid{grid-template-columns:1fr;gap:30px}article{padding:25px}.footer-grid{grid-template-columns:1fr;gap:20px}}