.share-modal-skeleton{display:flex;height:90vh;max-height:800px;overflow:hidden}.share-modal-skeleton-left{width:45%;flex-shrink:0;background:#f5f5f5;display:flex;align-items:center;justify-content:center}.skeleton-cover{width:100%;height:100%;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite}.share-modal-skeleton-right{width:55%;flex-shrink:0;display:flex;flex-direction:column;overflow:hidden}.skeleton-content{height:100%;overflow-y:auto;padding:40px;display:flex;flex-direction:column;gap:24px}.skeleton-title{width:80%;height:32px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:4px}.skeleton-title-short{width:50%;height:32px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:4px;margin-top:-16px}.skeleton-desc-line{width:100%;height:20px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:4px}.skeleton-desc-line-short{width:70%;height:20px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:4px}.skeleton-tags{display:flex;gap:8px;flex-wrap:wrap}.skeleton-tag{width:80px;height:28px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:14px}.skeleton-preview{background:#f7f7f7;border-radius:8px;padding:20px;border-left:4px solid #e0e0e0}.skeleton-preview-header{width:100px;height:16px;background:linear-gradient(90deg,#e0e0e0 25%,#d0d0d0,#e0e0e0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:4px;margin-bottom:12px}.skeleton-preview-content{background:#fff;border-radius:4px;padding:16px}.skeleton-preview-line{width:100%;height:16px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:4px;margin-bottom:8px}.skeleton-preview-line-short{width:60%;height:16px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:4px}.skeleton-meta{display:flex;gap:12px;flex-wrap:wrap;padding-top:20px;border-top:1px solid #f0f0f0}.skeleton-badge{width:60px;height:24px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:12px}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}@media (max-width: 768px){.share-modal-skeleton{flex-direction:column;height:95vh;max-height:none}.share-modal-skeleton-left{width:100%;height:40%;min-height:300px}.share-modal-skeleton-right{width:100%;height:60%}.skeleton-content{padding:24px 20px}}.share-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease-out;will-change:opacity;backface-visibility:hidden;-webkit-backface-visibility:hidden}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.share-modal-container{position:relative;width:100%;max-width:1200px;height:90vh;max-height:800px;background:#fff;border-radius:12px;box-shadow:0 8px 32px #0003;display:flex;flex-direction:column;animation:slideUp .3s ease-out;overflow:hidden}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.share-modal-close{position:absolute;top:16px;right:16px;width:36px;height:36px;background:#ffffffe6;border:none;border-radius:50%;font-size:20px;color:#333;cursor:pointer;z-index:10;display:flex;align-items:center;justify-content:center;transition:all .2s;box-shadow:0 2px 8px #0000001a}.share-modal-close:hover{background:#fff;transform:scale(1.1);box-shadow:0 4px 12px #00000026}.share-modal-error{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;height:100%;gap:16px}.share-modal-error button{padding:8px 16px;background:#ff2442;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background .2s}.share-modal-error button:hover{background:#e01e3a}.share-modal-content{display:flex;height:90vh;max-height:800px;overflow:hidden}.share-modal-left{width:45%;flex-shrink:0;background:#f5f5f5;display:flex;align-items:center;justify-content:center;overflow:hidden}.share-modal-cover{width:100%;height:100%;object-fit:cover}.share-modal-cover-placeholder{width:100%;height:100%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center}.placeholder-content{color:#fff;font-size:120px;font-weight:600}.share-modal-right{width:55%;flex-shrink:0;display:flex;flex-direction:column;overflow:hidden}.share-modal-right-content{height:100%;overflow-y:auto;padding:40px;display:flex;flex-direction:column;gap:24px}.share-modal-right-content::-webkit-scrollbar{width:8px}.share-modal-right-content::-webkit-scrollbar-track{background:#f5f5f5}.share-modal-right-content::-webkit-scrollbar-thumb{background:#ccc;border-radius:4px}.share-modal-right-content::-webkit-scrollbar-thumb:hover{background:#999}.share-modal-title{font-size:28px;font-weight:600;color:#333;line-height:1.4;margin:0}.share-modal-desc{font-size:16px;line-height:1.6;color:#666}.share-modal-desc p{margin:0}.share-modal-tags{display:flex;flex-wrap:wrap;gap:8px}.share-modal-tag{padding:6px 14px;background:#f7f7f7;border-radius:20px;font-size:14px;color:#667eea;cursor:pointer;transition:background .2s}.share-modal-tag:hover{background:#fff5f5}.share-modal-preview{background:#f7f7f7;border-radius:8px;padding:20px;border-left:4px solid #667eea}.preview-content pre{margin:0;font-family:Courier New,monospace;font-size:14px;line-height:1.6;color:#333;white-space:pre-wrap;word-break:break-word}.share-modal-meta{display:flex;flex-wrap:wrap;gap:12px;padding-top:20px;border-top:1px solid #f0f0f0}.level-badge{padding:4px 12px;border-radius:12px;font-size:12px;font-weight:500}.level-badge.level-beginner{background:#d4edda;color:#155724}.level-badge.level-intermediate{background:#fff3cd;color:#856404}.level-badge.level-advanced{background:#f8d7da;color:#721c24}.category-badge{padding:4px 12px;background:#e9ecef;border-radius:12px;font-size:12px;color:#495057}.date-badge{padding:4px 12px;background:#e9ecef;border-radius:12px;font-size:12px;color:#999}@media (max-width: 768px){.share-modal-container{max-height:95vh;border-radius:0;max-width:100%}.share-modal-content{flex-direction:column;height:95vh;max-height:none}.share-modal-left{width:100%;height:40%;min-height:300px}.share-modal-right{width:100%;height:60%}.share-modal-right-content{padding:24px 20px}.share-modal-title{font-size:22px}}.share-page-wrapper{min-height:100vh;background:#fafafa}.share-page-container{max-width:1440px;margin:0 auto;display:flex;gap:24px;padding:24px 24px 0}.share-page-loading,.share-page-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:16px}.loading-spinner{width:40px;height:40px;border:4px solid rgba(255,36,66,.1);border-top-color:#ff2442;border-radius:50%;animation:spin .8s linear infinite}.share-page-error button{padding:8px 16px;background:#ff2442;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background .2s}.share-page-error button:hover{background:#e01e3a}.share-sidebar{width:200px;flex-shrink:0;position:sticky;top:24px;height:fit-content}.sidebar-logo{display:flex;flex-direction:column;align-items:center;padding:16px;cursor:pointer;border-radius:8px;transition:background .2s;margin-bottom:16px}.sidebar-logo:hover{background:#f7f7f7}.logo-text{font-size:18px;font-weight:600;color:#ff2442}.logo-subtitle{font-size:12px;color:#999;margin-top:4px}.sidebar-nav{display:flex;flex-direction:column;gap:8px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:8px;cursor:pointer;transition:all .2s;color:#333}.nav-icon{font-size:20px}.nav-label{font-size:16px}.share-main-content{flex:1;max-width:700px;background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 8px #0000000a}.share-post{display:flex;flex-direction:column;gap:16px}.share-user-info{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid #f0f0f0}.user-avatar{width:48px;height:48px;border-radius:50%;overflow:hidden;flex-shrink:0}.avatar-placeholder{width:100%;height:100%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;font-weight:600}.user-details{flex:1}.user-name{font-size:16px;font-weight:600;color:#333;margin-bottom:4px}.user-meta{font-size:12px;color:#999}.follow-btn{padding:6px 20px;background:#ff2442;color:#fff;border:none;border-radius:20px;font-size:14px;cursor:pointer;transition:background .2s}.follow-btn:hover{background:#e01e3a}.share-title{font-size:24px;font-weight:600;color:#333;line-height:1.4;margin:0}.share-content{font-size:16px;line-height:1.6;color:#333}.share-content p{margin:0}.share-tags{display:flex;flex-wrap:wrap;gap:8px}.tag-item{padding:4px 12px;background:#f7f7f7;border-radius:16px;font-size:14px;color:#667eea;cursor:pointer;transition:background .2s}.tag-item:hover{background:#fff5f5}.share-image-container{width:100%;border-radius:8px;overflow:hidden;margin:16px 0}.share-main-image{width:100%;height:auto;display:block;object-fit:cover}.share-image-placeholder{width:100%;aspect-ratio:4 / 5;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center}.placeholder-content{color:#fff;font-size:48px;font-weight:600}.share-preview{background:#f7f7f7;border-radius:8px;padding:16px;border-left:4px solid #667eea}.preview-header{margin-bottom:12px}.preview-label{font-size:14px;font-weight:600;color:#667eea}.preview-content{background:#fff;border-radius:4px;padding:16px}.preview-content pre{margin:0;font-family:inherit;font-size:14px;line-height:1.6;color:#333;white-space:pre-wrap;word-break:break-word}.share-edit-info{font-size:12px;color:#999;padding-top:16px;border-top:1px solid #f0f0f0}.share-actions{display:flex;gap:24px;padding:16px 0;border-top:1px solid #f0f0f0;border-bottom:1px solid #f0f0f0}.action-btn{display:flex;align-items:center;gap:8px;background:none;border:none;cursor:pointer;font-size:14px;color:#666;transition:color .2s;padding:4px 8px;border-radius:4px}.action-btn:hover{background:#f7f7f7;color:#ff2442}.action-btn.liked{color:#ff2442}.action-icon{font-size:20px}.action-count{font-size:14px}.share-cta{background:#fff5f5;border-radius:8px;padding:24px;text-align:center;margin-top:16px}.cta-content h3{font-size:18px;font-weight:600;color:#333;margin:0 0 8px}.cta-content p{font-size:14px;color:#666;margin:0 0 16px}.cta-buttons{display:flex;gap:12px;justify-content:center}.cta-btn{padding:10px 24px;border:none;border-radius:6px;font-size:14px;cursor:pointer;transition:all .2s}.cta-btn.primary{background:#ff2442;color:#fff}.cta-btn.primary:hover{background:#e01e3a}.cta-btn.secondary{background:#fff;color:#ff2442;border:1px solid #ff2442}.cta-btn.secondary:hover{background:#fff5f5}.share-right-sidebar{width:280px;flex-shrink:0;position:sticky;top:24px;height:fit-content}.right-sidebar-header{display:flex;gap:12px;margin-bottom:24px}.header-link{padding:6px 12px;background:transparent;border:none;color:#333;font-size:14px;cursor:pointer;border-radius:4px;transition:background .2s}.header-link:hover{background:#f7f7f7}.related-section{background:#fff;border-radius:8px;padding:16px;box-shadow:0 2px 8px #0000000a}.related-title{font-size:16px;font-weight:600;color:#333;margin:0 0 16px}.related-list{display:flex;flex-direction:column;gap:16px}.related-item{display:flex;gap:12px;cursor:pointer;transition:transform .2s;padding:8px;border-radius:8px}.related-item:hover{background:#f7f7f7;transform:translate(4px)}.related-image{width:80px;height:100px;flex-shrink:0;border-radius:6px;overflow:hidden;background:linear-gradient(135deg,#667eea,#764ba2)}.related-image img{width:100%;height:100%;object-fit:cover}.related-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;font-weight:600}.related-info{flex:1;display:flex;flex-direction:column;justify-content:center;gap:4px}.related-title-text{font-size:14px;font-weight:500;color:#333;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-meta{font-size:12px;color:#999}@media (max-width: 1024px){.share-right-sidebar{display:none}}@media (max-width: 768px){.share-page-container{flex-direction:column;padding:0}.share-sidebar{width:100%;position:static;display:flex;flex-direction:row;gap:8px;padding:12px;background:#fff;border-bottom:1px solid #e8e8e8}.sidebar-logo{margin-bottom:0;padding:8px}.sidebar-nav{flex-direction:row;flex:1;justify-content:space-around}.nav-item{flex-direction:column;gap:4px;padding:8px}.nav-label{font-size:12px}.share-main-content{border-radius:0;padding:16px}.share-title{font-size:20px}}.feed-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px #00000014;transition:all .3s ease;cursor:pointer;display:flex;flex-direction:column}.feed-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.feed-card-cover{width:100%;aspect-ratio:4 / 5;position:relative;overflow:hidden;background:linear-gradient(135deg,#667eea,#764ba2)}.cover-image{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.feed-card:hover .cover-image{transform:scale(1.05)}.cover-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#fff9;font-size:14px}.cover-loading{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0f0f0,#e0e0e0);position:relative;overflow:hidden}.cover-loading:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 1.5s infinite}.cover-loading-spinner{width:32px;height:32px;border:3px solid rgba(255,36,66,.1);border-top-color:#ff2442;border-radius:50%;animation:spin .8s linear infinite;z-index:1}.cover-overlay{position:absolute;top:8px;right:8px}.cover-category{padding:4px 8px;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border-radius:4px;color:#fff;font-size:12px;font-weight:500}.feed-card-content{padding:12px;display:flex;flex-direction:column;gap:8px;flex:1}.feed-card-title{font-size:14px;font-weight:500;color:#333;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;margin:0}.feed-card-desc{font-size:12px;color:#999;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;margin:0;flex:1}.feed-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:8px;border-top:1px solid #f0f0f0}.feed-card-meta{display:flex;align-items:center;gap:8px}.level-badge{padding:2px 8px;border-radius:4px;font-size:11px;font-weight:500;text-transform:uppercase}.level-badge.level-beginner{background:#e6f7e6;color:#10b981}.level-badge.level-intermediate{background:#fff4e6;color:#f59e0b}.level-badge.level-advanced{background:#ffe6e6;color:#ef4444}.pro-badge{font-size:11px;color:#ff2442;font-weight:500;padding:2px 6px;background:#fff5f5;border-radius:4px}@media (max-width: 768px){.feed-card-content{padding:10px}.feed-card-title{font-size:13px}.feed-card-desc{font-size:11px}}.skeleton-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px #00000014;display:flex;flex-direction:column}.skeleton-cover{width:100%;aspect-ratio:4 / 5;position:relative;overflow:hidden;background:#f0f0f0}.skeleton-shimmer{position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:shimmer 1.5s infinite}@keyframes shimmer{0%{left:-100%}to{left:100%}}.skeleton-content{padding:12px;display:flex;flex-direction:column;gap:8px}.skeleton-title{display:flex;flex-direction:column;gap:6px}.skeleton-desc{display:flex;flex-direction:column;gap:6px;margin-top:4px}.skeleton-line{height:12px;background:#f0f0f0;border-radius:4px;position:relative;overflow:hidden}.skeleton-line:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:shimmer 1.5s infinite}.skeleton-line-title{width:85%;height:14px}.skeleton-line-title-short{width:60%;height:14px}.skeleton-line-short{width:70%}.skeleton-footer{display:flex;align-items:center;justify-content:space-between;margin-top:8px;padding-top:8px;border-top:1px solid #f0f0f0}.skeleton-badge{width:50px;height:20px;background:#f0f0f0;border-radius:4px;position:relative;overflow:hidden}.skeleton-badge:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:shimmer 1.5s infinite}.skeleton-badge-small{width:30px;height:18px}@media (max-width: 768px){.skeleton-content{padding:10px}.skeleton-line-title{height:13px}}.search-dropdown{position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;border-radius:12px;box-shadow:0 4px 20px #0000001f;max-height:400px;overflow-y:auto;z-index:1001;padding:8px 0}.search-dropdown-section{padding:0 16px;margin-bottom:8px}.search-dropdown-section:last-child{margin-bottom:0}.search-dropdown-header{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid #f0f0f0;margin-bottom:8px}.section-title{font-size:12px;color:#999;font-weight:500}.clear-history-btn{background:none;border:none;cursor:pointer;font-size:14px;padding:4px 8px;color:#999;transition:color .2s}.clear-history-btn:hover{color:#ff2442}.search-history-list{display:flex;flex-wrap:wrap;gap:8px}.search-history-item{display:flex;align-items:center;gap:8px;padding:6px 12px;background:#f7f7f7;border-radius:16px;cursor:pointer;transition:all .2s;font-size:14px;color:#333}.search-history-item:hover{background:#fff5f5;color:#ff2442}.history-text{flex:1}.delete-history-btn{background:none;border:none;cursor:pointer;font-size:18px;line-height:1;color:#999;padding:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.delete-history-btn:hover{background:#fff;color:#ff2442}.search-suggestions-list{display:flex;flex-direction:column;gap:4px}.search-suggestion-item{padding:10px 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