:root{--toastify-color-light: #fff;--toastify-color-dark: #121212;--toastify-color-info: #3498db;--toastify-color-success: #07bc0c;--toastify-color-warning: #f1c40f;--toastify-color-error: hsl(6, 78%, 57%);--toastify-color-transparent: rgba(255, 255, 255, .7);--toastify-icon-color-info: var(--toastify-color-info);--toastify-icon-color-success: var(--toastify-color-success);--toastify-icon-color-warning: var(--toastify-color-warning);--toastify-icon-color-error: var(--toastify-color-error);--toastify-container-width: fit-content;--toastify-toast-width: 320px;--toastify-toast-offset: 16px;--toastify-toast-top: max(var(--toastify-toast-offset), env(safe-area-inset-top));--toastify-toast-right: max(var(--toastify-toast-offset), env(safe-area-inset-right));--toastify-toast-left: max(var(--toastify-toast-offset), env(safe-area-inset-left));--toastify-toast-bottom: max(var(--toastify-toast-offset), env(safe-area-inset-bottom));--toastify-toast-background: #fff;--toastify-toast-padding: 14px;--toastify-toast-min-height: 64px;--toastify-toast-max-height: 800px;--toastify-toast-bd-radius: 6px;--toastify-toast-shadow: 0px 4px 12px rgba(0, 0, 0, .1);--toastify-font-family: sans-serif;--toastify-z-index: 9999;--toastify-text-color-light: #757575;--toastify-text-color-dark: #fff;--toastify-text-color-info: #fff;--toastify-text-color-success: #fff;--toastify-text-color-warning: #fff;--toastify-text-color-error: #fff;--toastify-spinner-color: #616161;--toastify-spinner-color-empty-area: #e0e0e0;--toastify-color-progress-light: linear-gradient(to right, #4cd964, #5ac8fa, #007aff, #34aadc, #5856d6, #ff2d55);--toastify-color-progress-dark: #bb86fc;--toastify-color-progress-info: var(--toastify-color-info);--toastify-color-progress-success: var(--toastify-color-success);--toastify-color-progress-warning: var(--toastify-color-warning);--toastify-color-progress-error: var(--toastify-color-error);--toastify-color-progress-bgo: 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0;position:relative;touch-action:none;width:var(--toastify-toast-width);min-height:var(--toastify-toast-min-height);box-sizing:border-box;margin-bottom:1rem;padding:var(--toastify-toast-padding);border-radius:var(--toastify-toast-bd-radius);box-shadow:var(--toastify-toast-shadow);max-height:var(--toastify-toast-max-height);font-family:var(--toastify-font-family);z-index:0;display:flex;flex:1 auto;align-items:center;word-break:break-word}@media only screen and (max-width: 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Toastify__slideOutUp{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(0,-500px,0)}}.Toastify__slide-enter--top-left,.Toastify__slide-enter--bottom-left{animation-name:Toastify__slideInLeft}.Toastify__slide-enter--top-right,.Toastify__slide-enter--bottom-right{animation-name:Toastify__slideInRight}.Toastify__slide-enter--top-center{animation-name:Toastify__slideInDown}.Toastify__slide-enter--bottom-center{animation-name:Toastify__slideInUp}.Toastify__slide-exit--top-left,.Toastify__slide-exit--bottom-left{animation-name:Toastify__slideOutLeft;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-right,.Toastify__slide-exit--bottom-right{animation-name:Toastify__slideOutRight;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-center{animation-name:Toastify__slideOutUp;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--bottom-center{animation-name:Toastify__slideOutDown;animation-timing-function:ease-in;animation-duration:.3s}@keyframes 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#4a90e233}.search-button{position:absolute;right:10px;background:none;border:none;color:#666;cursor:pointer}.menu-icon{display:none;font-size:1.5rem;cursor:pointer}.nav-menu{display:flex;align-items:center;list-style:none;text-align:center;margin:0;padding:0}.nav-item{height:70px;display:flex;align-items:center}.nav-link{color:#333;display:flex;align-items:center;text-decoration:none;padding:0 15px;height:100%;font-weight:500;transition:all .3s ease}.nav-link:hover{color:#4a90e2}.register-btn{background-color:#4a90e2;color:#fff;padding:8px 16px;border-radius:4px;margin-left:10px}.register-btn:hover{background-color:#3a7bc8;color:#fff}.logout-btn{background:none;border:none;cursor:pointer;font-size:1rem;font-weight:500}.user-greeting{margin-left:15px;font-weight:500;color:#666}@media screen and (max-width: 960px){.navbar-container{padding:0 30px}.nav-menu{display:flex;flex-direction:column;width:100%;height:calc(100vh - 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h3{font-size:1.2rem;margin-bottom:15px;color:#3498db}.footer-section p{margin-bottom:10px;font-size:.9rem;line-height:1.5}.footer-section ul{list-style:none;padding:0}.footer-section ul li{margin-bottom:8px}.footer-section ul li a{color:#ecf0f1;text-decoration:none;font-size:.9rem;transition:color .3s}.footer-section ul li a:hover{color:#3498db;text-decoration:none}.social-icons{display:flex;gap:15px;margin-top:10px}.social-icons a{color:#ecf0f1;font-size:1.2rem;transition:color .3s}.social-icons a:hover{color:#3498db}.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid #34495e;font-size:.8rem}@media (max-width: 768px){.footer-content{flex-direction:column}.footer-section{margin-bottom:30px;padding-right:0}}.like-button{display:flex;align-items:center;background:none;border:none;cursor:pointer;padding:5px 10px;border-radius:20px;transition:all .2s ease;color:#666}.like-button:hover{background-color:#ff00001a}.like-button.liked{color:#e0245e}.like-icon{font-size:18px;margin-right:5px}.like-button.small .like-icon{font-size:14px}.like-button.large .like-icon{font-size:22px}.likes-count{font-weight:500}.like-button:disabled{opacity:.7;cursor:not-allowed}.post-card{background-color:#fff;border-radius:8px;box-shadow:0 2px 10px #0000001a;padding:20px;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;height:100%}.post-card:hover{transform:translateY(-5px);box-shadow:0 5px 15px #00000026}.post-link{text-decoration:none;color:inherit}.post-title{font-size:1.4rem;margin-bottom:15px;color:#333;line-height:1.3}.post-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;font-size:.9rem}.author-avatar{width:25px;height:25px;border-radius:50%;background-color:#4a90e2;color:#fff;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;margin-right:8px}.post-excerpt{font-size:1rem;line-height:1.5;color:#555;margin-bottom:15px;flex-grow:1}.post-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:15px}.tag{background-color:#f0f5ff;color:#4a90e2;padding:3px 10px;border-radius:15px;font-size:.8rem;text-decoration:none;transition:background-color .2s}.more-tags{font-size:.8rem;color:#777}.post-footer{display:flex;justify-content:space-between;align-items:center;padding-top:15px;border-top:1px solid #eee}.post-stats{display:flex;gap:15px}.stat{display:flex;align-items:center;gap:5px;color:#666;font-size:.9rem}.read-more{color:#4a90e2;text-decoration:none;font-size:.9rem;font-weight:600;transition:color .2s}.read-more:hover{color:#3a7bc8;text-decoration:underline}@media (max-width: 576px){.post-title{font-size:1.2rem}.post-excerpt{font-size:.95rem}}.spinner-container{display:flex;flex-direction:column;justify-content:center;align-items:center;height:300px;width:100%}.spinner{display:inline-block;position:relative;width:64px;height:64px}.spinner-circle{position:absolute;width:13px;height:13px;border-radius:50%;background:#4a90e2;animation:spinner 1.2s linear infinite}.spinner-circle:nth-child(1){top:6px;left:6px;animation-delay:0s}.spinner-circle:nth-child(2){top:6px;right:6px;animation-delay:-.4s}.spinner-circle:nth-child(3){bottom:6px;right:6px;animation-delay:-.8s}.spinner-circle:nth-child(4){bottom:6px;left:6px;animation-delay:-1.2s}@keyframes 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h1{font-size:2rem;color:#333;margin-bottom:10px}.highlight{color:#4a90e2;font-weight:600}.tag-description{font-size:1.1rem;color:#666}.error-message{background-color:#fff3f3;color:#d8000c;padding:15px;border-radius:4px;margin-bottom:20px;text-align:center}.posts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:25px}.no-posts{background-color:#f9f9f9;border-radius:8px;padding:30px;text-align:center;max-width:600px;margin:0 auto}.no-posts p{font-size:1.1rem;color:#666;margin-bottom:20px}.back-to-home{display:inline-block;margin-top:20px;background-color:#4a90e2;color:#fff;padding:10px 20px;border-radius:4px;text-decoration:none;transition:background-color .2s}.back-to-home:hover{background-color:#3a7bc8}.tag-related{margin-top:40px;padding-top:30px;border-top:1px solid #eee}.tag-related h2{font-size:1.5rem;color:#333;margin-bottom:20px;text-align:center}.tag-cloud{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:20px}.tag-cloud-item{background-color:#f0f5ff;color:#4a90e2;padding:5px 15px;border-radius:20px;font-size:.9rem;text-decoration:none;transition:background-color .2s}.tag-cloud-item:hover{background-color:#e0ebff}@media (max-width: 768px){.tag-header h1{font-size:1.6rem}.tag-description{font-size:1rem}.posts-grid{grid-template-columns:1fr}}@media (max-width: 480px){.tag-posts-container{margin:20px auto}.tag-header h1{font-size:1.4rem}}.not-found-container{display:flex;justify-content:center;align-items:center;min-height:70vh;padding:20px}.not-found-content{text-align:center;max-width:600px;background-color:#fff;border-radius:8px;box-shadow:0 2px 10px #0000001a;padding:40px}.not-found-title{font-size:6rem;font-weight:700;color:#4a90e2;margin:0;line-height:1}.not-found-subtitle{font-size:2rem;color:#333;margin:10px 0 20px}.not-found-message{font-size:1.1rem;color:#666;margin-bottom:30px;line-height:1.5}.not-found-actions{margin-top:20px}.home-button{display:inline-block;background-color:#4a90e2;color:#fff;padding:12px 24px;border-radius:4px;text-decoration:none;font-size:1.1rem;transition:background-color .2s}.home-button:hover{background-color:#3a7bc8}@media (max-width: 768px){.not-found-title{font-size:4rem}.not-found-subtitle{font-size:1.5rem}.not-found-message{font-size:1rem}.not-found-content{padding:30px}}@media (max-width: 480px){.not-found-title{font-size:3rem}.not-found-subtitle{font-size:1.2rem}.not-found-content{padding:20px}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;background-color:#f8f9fa}.app-container{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding:20px;max-width:1200px;width:100%;margin:0 auto}.page{padding:20px 0}a{color:#4a90e2;text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer}.btn{display:inline-block;padding:8px 16px;background-color:#4a90e2;color:#fff;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color .3s}.btn:hover{background-color:#3a7bc8}.btn-secondary{background-color:#6c757d}.btn-secondary:hover{background-color:#5a6268}.btn-danger{background-color:#dc3545}.btn-danger:hover{background-color:#c82333}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 15px}.card{background-color:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;padding:20px;margin-bottom:20px}.form-control{width:100%;padding:10px;margin-bottom:15px;border:1px solid #ddd;border-radius:4px;font-size:1rem}.form-control:focus{outline:none;border-color:#4a90e2}.text-center{text-align:center}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-3{margin-top:1rem}.mt-4{margin-top:1.5rem}.mt-5{margin-top:3rem}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:1rem}.mb-4{margin-bottom:1.5rem}.mb-5{margin-bottom:3rem}@media (max-width: 768px){.main-content{padding:15px}}@media (max-width: 576px){.main-content{padding:10px}}