.layout{display:flex;flex-direction:column;height:100vh;background-color:#f5f5f5}.layout-content{flex:1;overflow-y:auto;background-color:#fff}.bottom-nav{display:flex;background-color:#f7f7f7;border-top:1px solid #e5e5e5;padding:8px 0;position:sticky;bottom:0;z-index:100}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:4px 0;background:none;border:none;cursor:pointer;transition:all .2s}.nav-icon-wrapper{position:relative}.nav-icon{font-size:24px;opacity:.6;transition:opacity .2s}.nav-item.active .nav-icon{opacity:1}.nav-badge{position:absolute;top:-4px;right:-8px;background-color:#f43530;color:#fff;font-size:10px;padding:2px 5px;border-radius:10px;min-width:16px;text-align:center;font-weight:700}.nav-label{font-size:12px;color:#999;transition:color .2s}.nav-item.active .nav-label{color:#07c160}.messages-page{display:flex;flex-direction:column;height:100%;background-color:#fff;position:relative}.messages-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background-color:var(--wechat-header-bg, #ededed);border-bottom:.5px solid var(--wechat-divider, #e0e0e0)}.messages-header h1{font-size:18px;font-weight:600;color:var(--wechat-text-primary, #333)}.add-btn{font-size:24px;color:var(--wechat-text-primary, #333);width:32px;height:32px;display:flex;align-items:center;justify-content:center;transition:transform .2s}.add-btn:active{transform:scale(.9)}.plus-menu{position:absolute;top:48px;right:12px;background:#4c4c4c;border-radius:6px;z-index:100;min-width:160px;padding:4px 0;box-shadow:0 4px 12px #0000004d}.plus-menu:before{content:"";position:absolute;top:-6px;right:16px;width:12px;height:12px;background:#4c4c4c;transform:rotate(45deg)}.plus-menu-item{display:flex;align-items:center;gap:12px;padding:12px 20px;color:#fff;font-size:15px;cursor:pointer}.plus-menu-item:active{background:#ffffff1a}.plus-menu-icon{font-size:18px;width:24px;text-align:center}.search-bar{display:flex;align-items:center;gap:8px;padding:8px 12px;background-color:var(--wechat-header-bg, #ededed)}.search-icon{font-size:14px;color:#999}.search-bar input{flex:1;padding:7px 10px;background-color:#fff;border-radius:6px;font-size:14px;color:var(--wechat-text-primary)}.conversations-list{flex:1;overflow-y:auto}.empty-state{display:flex;justify-content:center;align-items:center;height:200px;color:var(--wechat-text-secondary)}.conversation-item-wrapper{position:relative;overflow:hidden}.conversation-item{display:flex;gap:12px;padding:12px 16px;border-bottom:.5px solid #f0f0f0;cursor:pointer;transition:background-color .15s,transform .2s;background-color:#fff;position:relative;z-index:1}.conversation-item.pinned{background-color:var(--wechat-pinned-bg, #f7f7f7)}.conversation-item:active{background-color:#ececec}.conversation-item-wrapper.swiped .conversation-item{transform:translate(-210px)}.conversation-item .avatar{width:48px;height:48px;border-radius:6px;object-fit:cover;flex-shrink:0}.conversation-info{flex:1;display:flex;flex-direction:column;gap:4px;min-width:0;justify-content:center}.conversation-top{display:flex;justify-content:space-between;align-items:center}.contact-name{font-size:16px;font-weight:400;color:var(--wechat-text-primary, #333);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.top-right{display:flex;align-items:center;gap:4px;flex-shrink:0}.time{font-size:12px;color:var(--wechat-text-secondary, #999)}.conversation-bottom{display:flex;justify-content:space-between;align-items:center}.last-message{font-size:13px;color:var(--wechat-text-secondary, #999);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.draft-tag{color:var(--wechat-red-badge, #f44336);margin-right:4px}.draft-text{color:var(--wechat-text-secondary, #999)}.bottom-right{display:flex;align-items:center;gap:6px;flex-shrink:0;margin-left:8px}.mute-icon{font-size:14px;color:#bbb}.unread-badge{background-color:var(--wechat-red-badge, #f44336);color:#fff;font-size:11px;padding:1px 6px;border-radius:10px;min-width:18px;text-align:center;line-height:16px}.unread-dot{width:8px;height:8px;border-radius:50%;background-color:var(--wechat-red-badge, #f44336)}.swipe-actions{position:absolute;right:0;top:0;bottom:0;display:flex;z-index:0}.swipe-btn{width:70px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;border:none;cursor:pointer}.pin-btn{background-color:#576b95}.read-btn{background-color:#999}.delete-btn{background-color:#f44336}.confirm-dialog{background:#fff;border-radius:12px;padding:24px 20px 16px;width:280px;text-align:center}.confirm-text{font-size:16px;color:var(--wechat-text-primary);margin-bottom:20px}.confirm-actions{display:flex;border-top:.5px solid #e5e5e5;margin:0 -20px -16px}.confirm-cancel,.confirm-ok{flex:1;padding:14px;font-size:16px;background:none;border:none;cursor:pointer}.confirm-ok{color:var(--wechat-red-badge, #f44336);font-weight:500}.contacts-page{display:flex;flex-direction:column;height:100%;background-color:#fff;position:relative}.contacts-header{padding:16px 20px;background-color:#f7f7f7;border-bottom:1px solid #e5e5e5}.contacts-header h1{font-size:20px;font-weight:600;color:#333}.contacts-search{padding:8px 16px;background-color:#f7f7f7;border-bottom:1px solid #e5e5e5}.contacts-search .search-input{width:100%;padding:8px 12px;border:none;border-radius:6px;background-color:#ededed;font-size:14px;color:#333;outline:none;box-sizing:border-box}.contacts-search .search-input::placeholder{color:#999}.special-items{border-bottom:8px solid #f5f5f5}.special-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid #f0f0f0;cursor:pointer;transition:background-color .2s}.special-item:active{background-color:#f5f5f5}.special-icon{width:40px;height:40px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:20px}.special-icon.new-friends{background-color:#ff9500}.special-icon.groups{background-color:#07c160}.contacts-list{flex:1;overflow-y:auto}.letter-group{margin-bottom:0}.letter-header{padding:4px 16px;background-color:#f5f5f5;font-size:14px;font-weight:600;color:#666;position:sticky;top:0;z-index:10}.contact-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid #f0f0f0;cursor:pointer;transition:background-color .2s}.contact-item:active{background-color:#f5f5f5}.contact-item .avatar{width:44px;height:44px;border-radius:6px;object-fit:cover}.contact-name{font-size:16px;color:#333}.letter-index{position:fixed;right:4px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:2px;z-index:100}.letter-btn{font-size:10px;color:#07c160;padding:2px;font-weight:600}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0009;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background-color:#fff;border-radius:12px;width:90%;max-width:400px;max-height:70vh;display:flex;flex-direction:column;overflow:hidden}.modal-header{padding:16px;border-bottom:1px solid #e5e5e5;display:flex;justify-content:space-between;align-items:center}.modal-header h3{font-size:18px;font-weight:600;margin:0}.close-btn{background:none;border:none;font-size:24px;color:#999;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center}.modal-body{flex:1;overflow-y:auto;padding:16px}.create-group-btn{width:100%;padding:14px;background-color:#07c160;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;margin-bottom:16px;transition:opacity .2s}.create-group-btn:hover{opacity:.9}.empty-state-modal{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;color:#999}.empty-state-modal .empty-icon{font-size:48px;margin-bottom:12px}.empty-state-modal p{font-size:14px;margin:0}.groups-list{display:flex;flex-direction:column;gap:0}.group-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:8px;cursor:pointer;transition:background-color 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#f0f0f0;cursor:pointer}.discover-item:last-child{border-bottom:none}.discover-item:active{background-color:#ececec}.discover-icon{width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.discover-label{flex:1;font-size:16px;color:var(--wechat-text-primary)}.discover-right{display:flex;align-items:center;gap:6px}.red-dot{width:8px;height:8px;border-radius:50%;background-color:var(--wechat-red-badge, #f44336)}.scan-modal{flex:1;background-color:#000;display:flex;flex-direction:column}.scan-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;color:#fff}.scan-header .back-btn{color:#fff;font-size:26px}.scan-body{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px}.scan-frame{width:220px;height:220px;border:2px solid var(--wechat-green);border-radius:6px;position:relative;overflow:hidden}.scan-line{position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(to right,transparent,var(--wechat-green),transparent);animation:scan 2s infinite}@keyframes scan{0%{top:0}to{top:100%}}.scan-hint{color:#ffffffb3;margin-top:20px;font-size:13px}.search-modal{flex:1;background-color:var(--wechat-bg-light);display:flex;flex-direction:column}.search-header{display:flex;align-items:center;padding:10px 12px;background-color:#fff;gap:10px}.search-input-wrapper{flex:1;display:flex;align-items:center;background-color:var(--wechat-input-bg);border-radius:6px;padding:7px 10px;gap:6px}.search-icon-sm{font-size:14px;color:#999}.search-input-wrapper input{flex:1;font-size:15px;background:none}.cancel-btn{color:var(--wechat-green);font-size:15px}.search-body{flex:1;padding:16px}.hot-search h4{font-size:13px;color:var(--wechat-text-secondary);margin-bottom:12px}.hot-tags{display:flex;flex-wrap:wrap;gap:8px}.hot-tag{padding:6px 14px;background-color:#fff;border-radius:16px;font-size:13px;color:var(--wechat-text-primary);cursor:pointer}.mini-programs-modal{flex:1;background-color:var(--wechat-bg-light);display:flex;flex-direction:column}.mp-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background-color:#fff;border-bottom:.5px solid var(--wechat-divider)}.mp-header .back-btn{font-size:24px;color:var(--wechat-text-primary)}.search-btn-mp{font-size:20px;color:var(--wechat-text-primary)}.mp-header span{font-size:17px;font-weight:500}.mp-body{flex:1;padding:16px;overflow-y:auto}.mp-section{margin-bottom:20px}.mp-section h4{font-size:13px;color:var(--wechat-text-secondary);margin-bottom:12px}.mp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.mp-item{display:flex;flex-direction:column;align-items:center;gap:6px;cursor:pointer}.mp-icon-box{width:48px;height:48px;background-color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:0 1px 4px #00000014}.mp-name{font-size:11px;color:var(--wechat-text-primary);text-align:center;max-width:56px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-page{display:flex;flex-direction:column;height:100%;background-color:var(--wechat-bg, #ededed);overflow-y:auto}.profile-header{padding:12px 16px;background-color:var(--wechat-header-bg, #ededed);border-bottom:.5px solid var(--wechat-divider)}.profile-header h1{font-size:18px;font-weight:600;color:var(--wechat-text-primary)}.profile-card{display:flex;align-items:center;gap:14px;padding:20px 16px;background-color:#fff;margin-top:8px;cursor:pointer}.profile-card:active{background-color:#f5f5f5}.profile-avatar{width:64px;height:64px;border-radius:8px;object-fit:cover;flex-shrink:0}.profile-info{flex:1;display:flex;flex-direction:column;gap:6px}.profile-name{font-size:20px;font-weight:600;color:var(--wechat-text-primary)}.profile-id{font-size:14px;color:var(--wechat-text-secondary)}.qr-code-icon{font-size:20px;color:var(--wechat-text-secondary);margin-right:4px}.profile-menu{margin-top:8px;background-color:#fff}.menu-item{display:flex;align-items:center;gap:14px;padding:14px 16px;border-bottom:.5px solid #f0f0f0;cursor:pointer}.menu-item:last-child{border-bottom:none}.menu-item:active{background-color:#ececec}.menu-icon-box{width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.menu-icon{font-size:24px}.menu-label{flex:1;font-size:16px;color:var(--wechat-text-primary)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;z-index:1000;display:flex;flex-direction:column}.modal-header{display:flex;align-items:center;padding:12px 16px;background-color:#f7f7f7;border-bottom:.5px solid #e5e5e5}.modal-header .back-btn{font-size:28px;color:var(--wechat-text-primary);padding:0 8px;margin-right:8px;background:none;border:none;cursor:pointer}.modal-header h3{font-size:17px;font-weight:600;color:var(--wechat-text-primary);margin:0}.services-modal{flex:1;background-color:var(--wechat-bg-light, #f5f5f5);display:flex;flex-direction:column;overflow-y:auto}.services-content{padding:12px}.service-section{background-color:#fff;border-radius:8px;padding:14px;margin-bottom:10px}.service-section h4{font-size:13px;color:var(--wechat-text-secondary);margin-bottom:14px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.service-item{display:flex;flex-direction:column;align-items:center;gap:8px;cursor:pointer;padding:6px;border-radius:8px}.service-item:active{background-color:#f5f5f5}.service-icon{width:44px;height:44px;background-color:#f0f0f0;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:22px}.service-item span{font-size:12px;color:var(--wechat-text-primary);text-align:center}.wallet-modal{flex:1;background-color:var(--wechat-bg-light, #f5f5f5);display:flex;flex-direction:column}.wallet-content{padding:12px}.wallet-section{background-color:#fff;border-radius:8px;overflow:hidden}.wallet-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:.5px solid #f0f0f0;cursor:pointer}.wallet-item:active{background-color:#f5f5f5}.wallet-item:last-child{border-bottom:none}.wallet-icon{font-size:22px}.wallet-label{flex:1;font-size:16px;color:var(--wechat-text-primary)}.wallet-count{font-size:14px;color:var(--wechat-text-secondary)}.favorites-modal{flex:1;background-color:var(--wechat-bg-light, #f5f5f5);display:flex;flex-direction:column}.favorites-content{flex:1;overflow-y:auto}.favorites-list{background-color:#fff}.favorite-item{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border-bottom:.5px solid #f0f0f0}.favorite-item:last-child{border-bottom:none}.fav-type-icon{font-size:28px;flex-shrink:0;width:36px;text-align:center}.fav-info{flex:1;min-width:0}.fav-preview{font-size:15px;color:var(--wechat-text-primary);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.fav-meta{display:flex;gap:12px;margin-top:6px}.fav-source,.fav-time{font-size:12px;color:var(--wechat-text-secondary)}.favorites-empty{display:flex;flex-direction:column;align-items:center;gap:12px;padding:60px 40px}.favorites-empty .empty-icon{font-size:56px;opacity:.4}.favorites-empty p{font-size:16px;color:#666;margin:0}.favorites-empty .empty-hint{font-size:14px;color:var(--wechat-text-secondary)}.stickers-modal{flex:1;background-color:var(--wechat-bg-light, #f5f5f5);display:flex;flex-direction:column}.stickers-content{flex:1;overflow-y:auto}.sticker-packs-list{background-color:#fff}.sticker-pack-item{display:flex;align-items:center;gap:14px;padding:14px 16px;border-bottom:.5px solid #f0f0f0;cursor:pointer}.sticker-pack-item:last-child{border-bottom:none}.sticker-pack-item:active{background-color:#f5f5f5}.pack-thumbnail{font-size:36px;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background-color:#f7f7f7;border-radius:8px}.pack-info{flex:1}.pack-name{font-size:16px;color:var(--wechat-text-primary)}.pack-status{font-size:13px;padding:4px 12px;border-radius:4px;background-color:var(--wechat-green, #07c160);color:#fff}.pack-status.added{background-color:#e5e5e5;color:var(--wechat-text-secondary)}.sticker-pack-detail{padding:16px}.sticker-pack-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;background-color:#fff;border-radius:8px;padding:16px}.sticker-item{font-size:36px;width:100%;aspect-ratio:1;display:flex;align-items:center;justify-content:center;border-radius:6px;cursor:pointer}.sticker-item:active{background-color:#f0f0f0}.back-to-packs{margin-top:16px;width:100%;padding:12px;background-color:#fff;border-radius:8px;font-size:15px;color:var(--wechat-text-link, #576b95);text-align:center;cursor:pointer}.back-to-packs:active{background-color:#f5f5f5}.settings-modal{flex:1;background-color:var(--wechat-bg-light, #f5f5f5);display:flex;flex-direction:column}.settings-content{flex:1;overflow-y:auto;padding-top:8px}.settings-section{background-color:#fff;margin-bottom:8px}.settings-item{display:flex;align-items:center;padding:14px 16px;border-bottom:.5px solid #f0f0f0;cursor:pointer}.settings-item:last-child{border-bottom:none}.settings-item:active{background-color:#ececec}.settings-label{flex:1;font-size:16px;color:var(--wechat-text-primary)}.settings-desc{font-size:14px;color:var(--wechat-text-secondary);margin-right:8px}.chat-page{display:flex;flex-direction:column;height:100vh;background-color:var(--wechat-bg-light, #f5f5f5)}.chat-not-found{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--wechat-text-secondary)}.chat-header{display:flex;align-items:center;padding:10px 12px;background-color:var(--wechat-header-bg, #ededed);border-bottom:.5px solid var(--wechat-divider, #e0e0e0)}.back-btn{font-size:28px;color:var(--wechat-text-primary);padding:0 4px;margin-right:4px}.header-info{flex:1;cursor:pointer;text-align:center}.header-name{font-size:17px;font-weight:500;color:var(--wechat-text-primary)}.more-btn{font-size:22px;color:var(--wechat-text-primary);padding:0 4px}.messages-container{flex:1;overflow-y:auto;padding:12px 16px;display:flex;flex-direction:column;gap:8px}.message-time{text-align:center;font-size:12px;color:#b0b0b0;margin:8px 0;background:#cccccc4d;align-self:center;padding:2px 8px;border-radius:3px}.system-message{text-align:center;font-size:13px;color:#b0b0b0;margin:6px 0;padding:2px 8px}.message{display:flex;gap:8px;align-items:flex-start}.message.self{flex-direction:row-reverse}.message-avatar{width:40px;height:40px;border-radius:4px;object-fit:cover;flex-shrink:0}.message-bubble{max-width:65%;padding:9px 12px;border-radius:4px;font-size:15px;line-height:1.5;word-wrap:break-word;position:relative}.message.self .message-bubble{background-color:var(--wechat-self-bubble, #95ec69);color:var(--wechat-text-primary)}.message.other .message-bubble{background-color:var(--wechat-other-bubble, #fff);color:var(--wechat-text-primary)}.message-image{max-width:200px;border-radius:4px;display:block}.file-message{display:flex;align-items:center;gap:10px;padding:4px 0}.file-icon{font-size:28px}.file-info{flex:1}.file-name{font-size:14px;color:var(--wechat-text-primary)}.file-size{font-size:12px;color:var(--wechat-text-secondary);margin-top:2px}.voice-bubble{min-width:80px;padding:9px 14px!important;cursor:pointer}.voice-message{display:flex;align-items:center;gap:6px}.voice-self{flex-direction:row-reverse}.voice-waves{font-size:16px;color:var(--wechat-text-primary);letter-spacing:-2px}.voice-duration{font-size:13px;color:var(--wechat-text-secondary)}.location-message{min-width:180px}.location-preview{display:flex;flex-direction:column}.location-map-placeholder{height:80px;background:#e8e8e8;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:6px}.location-text{font-size:13px;color:var(--wechat-text-primary)}.transfer-bubble{padding:0!important;overflow:hidden;min-width:200px;background:#fa9d3b!important}.transfer-message{width:100%}.transfer-header-bar{padding:14px 16px;color:#fff}.transfer-amount-text{font-size:17px;font-weight:500}.transfer-footer-bar{padding:6px 16px;font-size:11px;color:#ffffffb3;background:#0000000d;border-top:.5px solid rgba(255,255,255,.2)}.hongbao-bubble{padding:0!important;overflow:hidden;min-width:220px;border-radius:4px!important;cursor:pointer}.message.self .hongbao-bubble,.message.other .hongbao-bubble{background:#e74c3c!important}.hongbao-message{display:flex;flex-direction:column;width:100%}.hongbao-message .hongbao-icon-wrapper{display:flex;align-items:center;gap:10px;padding:14px 16px;color:#fff;font-size:28px}.hongbao-message .hongbao-info{padding:0 16px 10px}.hongbao-greeting{font-size:14px;color:#ffffffe6}.hongbao-status{font-size:12px;color:#fff9;margin-top:2px}.hongbao-label{padding:6px 16px;font-size:11px;color:#ffffff80;background:#0000001a;border-top:.5px solid rgba(255,255,255,.1)}.hongbao-message.opened{opacity:.7}.context-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:500}.context-menu{position:fixed;background:#4c4c4c;border-radius:6px;display:flex;gap:0;padding:0;box-shadow:0 4px 12px #0000004d;transform:translate(-50%)}.context-menu button{padding:10px 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8px}.cover-image{width:100%;height:240px;background-size:cover;background-position:center;position:relative;display:flex;align-items:flex-end;padding:20px}.profile-avatar-large{width:80px;height:80px;border-radius:8px;border:3px solid white;object-fit:cover}.profile-content{padding:20px;background-color:#fff}.profile-basic-info{margin-bottom:20px}.profile-nickname{font-size:24px;font-weight:600;color:#333;margin-bottom:8px}.profile-wechat-id{font-size:14px;color:#999}.profile-section{padding:16px 0;border-top:1px solid #f0f0f0}.section-label{font-size:14px;color:#999;margin-bottom:8px}.section-content{font-size:16px;color:#333;line-height:1.6}.photo-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;margin-top:12px}.photo-item{width:100%;aspect-ratio:1;object-fit:cover;border-radius:4px}.profile-actions{display:flex;gap:12px;margin-top:24px}.action-btn{flex:1;padding:12px 24px;border-radius:6px;font-size:16px;font-weight:600;transition:opacity 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#f0f0f0}.edit-item:last-child{border-bottom:none}.edit-item.clickable{cursor:pointer;transition:background-color 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solid #e5e5e5;display:flex;justify-content:space-between;align-items:center;background-color:#f7f7f7}.qr-header h3{font-size:16px;font-weight:600;margin:0;color:#333}.qr-close-btn{background:none;border:none;font-size:24px;color:#999;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center}.qr-body{padding:24px;display:flex;flex-direction:column;align-items:center}.qr-avatar{width:80px;height:80px;border-radius:8px;object-fit:cover;margin-bottom:12px}.qr-name{font-size:18px;font-weight:600;color:#333;margin-bottom:4px}.qr-id{font-size:13px;color:#999;margin-bottom:20px}.qr-code-container{background-color:#fff;padding:16px;border-radius:8px;margin-bottom:16px;box-shadow:0 2px 12px #00000014}.qr-code-placeholder{width:200px;height:200px;background-color:#fff;border:2px solid #e5e5e5;border-radius:4px;display:flex;align-items:center;justify-content:center}.qr-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:2px;padding:10px}.qr-pixel{width:16px;height:16px;background-color:#000;border-radius:1px}.qr-hint{font-size:13px;color:#999;text-align:center;margin:0}.moments-page{min-height:100vh;background-color:var(--wechat-bg-light, #f5f5f5);padding-bottom:20px}.moments-header{display:flex;align-items:center;padding:12px 16px;background-color:var(--wechat-header-bg, #ededed);border-bottom:.5px solid var(--wechat-divider);position:sticky;top:0;z-index:100}.moments-header .back-btn{font-size:28px;color:var(--wechat-text-primary);padding:0 8px;margin-right:4px}.moments-header 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