body{font-family:'Noto Sans Bengali',sans-serif;background:linear-gradient(135deg,var(--bg-light) 0%,var(--bg-lighter) 100%);color:var(--text-dark);line-height:1.8;min-height:100vh;display:flex;flex-direction:column}.error-container{flex:1;display:flex;align-items:center;justify-content:center;padding:3rem 0}.error-content{text-align:center;background:white;padding:4rem 3rem;border-radius:20px;box-shadow:0 10px 40px rgba(6,182,212,0.15);max-width:700px}.error-number{font-size:10rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin-bottom:1rem;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}.error-icon{font-size:5rem;color:var(--primary-color);margin-bottom:2rem;animation:bounce 2s ease-in-out infinite}@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-20px)}}.error-title{font-size:2rem;font-weight:700;color:var(--text-dark);margin-bottom:1rem}.error-message{font-size:1.2rem;color:var(--text-light);margin-bottom:2rem}.btn-home{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:white;padding:15px 40px;font-weight:700;border-radius:50px;border:none;font-size:1.2rem;transition:all 0.3s ease;text-decoration:none;display:inline-block;margin:0.5rem}.btn-home:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(6,182,212,0.4);color:white}.btn-secondary{background:white;color:var(--primary-color);border:2px solid var(--primary-color)}.btn-secondary:hover{background:var(--primary-color);color:white}.quick-links{margin-top:3rem;padding-top:2rem;border-top:2px solid var(--bg-light)}.quick-links h3{color:var(--text-dark);font-size:1.3rem;margin-bottom:1.5rem}.quick-link-item{display:inline-block;margin:0.5rem}.quick-link-item a{color:var(--primary-color);text-decoration:none;padding:0.5rem 1.5rem;border:1px solid var(--primary-color);border-radius:25px;transition:all 0.3s ease;display:inline-block}.quick-link-item a:hover{background:var(--primary-color);color:white;transform:translateY(-2px)}.search-box{margin:2rem 0}.search-box input{padding:12px 20px;border:2px solid var(--primary-color);border-radius:50px;width:100%;max-width:400px;font-size:1rem}.search-box input:focus{outline:none;box-shadow:0 0 0 3px rgba(6,182,212,0.2)}@media (max-width:768px){.error-number{font-size:6rem}.error-title{font-size:1.5rem}.error-message{font-size:1rem}.error-content{padding:2rem 1.5rem}}