:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#f5f5f5;overflow:hidden;width:100%}*{-webkit-user-select:none;user-select:none;width:100%}.mobile-app{height:100vh;display:flex;flex-direction:column;background:#fff;position:relative;overflow:hidden}.mobile-app.dark-mode{background:#1a1a1a;color:#fff}.status-bar{height:44px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:0 16px;display:flex;justify-content:space-between;align-items:center;font-size:14px;font-weight:500;z-index:100}.dark-mode .status-bar{background:#2d2d2d}.status-left,.status-right{display:flex;align-items:center;gap:8px}.battery{width:24px;height:12px;border:1px solid white;border-radius:2px;position:relative;display:flex;align-items:center}.battery:after{content:"";position:absolute;right:-3px;width:2px;height:4px;background:#fff;border-radius:1px}.battery-level{height:10px;background:#4ecdc4;margin:1px;border-radius:1px;transition:width .3s ease}.charging{position:absolute;right:-8px;top:-2px;font-size:10px}.signal{display:flex;align-items:center;gap:2px}.signal-bar{width:4px;height:4px;background:#ffffff80;border-radius:1px}.signal-bar.active{background:#fff}.mobile-header{height:60px;background:#fff;padding:0 16px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e0e0e0;z-index:90}.dark-mode .mobile-header{background:#2d2d2d;border-bottom-color:#444}.menu-btn,.search-btn,.theme-btn{width:40px;height:40px;border:none;background:none;font-size:24px;cursor:pointer;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s ease}.menu-btn:active,.search-btn:active,.theme-btn:active{background:#0000001a;transform:scale(.95)}.dark-mode .menu-btn,.dark-mode .search-btn,.dark-mode .theme-btn{color:#fff}.header-title{font-size:20px;font-weight:600;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-actions{display:flex;gap:8px}.search-bar{padding:12px 16px;background:#fff;border-bottom:1px solid #e0e0e0;display:flex;gap:8px;z-index:80}.dark-mode .search-bar{background:#2d2d2d;border-bottom-color:#444}.search-bar input{flex:1;padding:12px;border:1px solid #e0e0e0;border-radius:25px;font-size:16px;outline:none;transition:all .3s ease}.dark-mode .search-bar input{background:#3d3d3d;border-color:#555;color:#fff}.search-bar input:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.search-bar button{padding:0 16px;border:none;background:#667eea;color:#fff;border-radius:25px;font-weight:500;cursor:pointer}.pull-indicator{position:absolute;top:104px;left:0;right:0;display:flex;justify-content:center;align-items:center;overflow:hidden;z-index:70}.pull-indicator .spinner{width:30px;height:30px;border:3px solid #667eea;border-top-color:transparent;border-radius:50%;animation:spin 1s linear infinite}.main-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;position:relative;padding-bottom:70px}.mobile-tabs{display:flex;gap:4px;padding:12px 16px;background:#fff;border-bottom:1px solid #e0e0e0;overflow-x:auto;scrollbar-width:none;z-index:60}.dark-mode .mobile-tabs{background:#2d2d2d;border-bottom-color:#444}.mobile-tabs::-webkit-scrollbar{display:none}.mobile-tabs .tab{min-width:50px;height:50px;border:none;background:none;font-size:24px;cursor:pointer;border-radius:25px;display:flex;align-items:center;justify-content:center;transition:all .3s ease}.mobile-tabs .tab.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;transform:scale(1.1)}.welcome-card{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:24px;border-radius:20px;margin:16px}.welcome-card h2{margin-bottom:8px;font-size:24px}.welcome-card p{opacity:.9;margin-bottom:16px}.device-stats{display:flex;gap:16px}.device-stats .stat{display:flex;flex-direction:column;align-items:center;gap:4px}.device-stats .stat span:first-child{font-size:20px}.device-stats .stat span:last-child{font-size:12px;opacity:.8}.posts-list{padding:16px;display:flex;flex-direction:column;gap:16px}.post-card{background:#fff;padding:16px;border-radius:15px;box-shadow:0 2px 10px #0000001a;transition:all .3s ease;cursor:pointer}.dark-mode .post-card{background:#2d2d2d;box-shadow:0 2px 10px #0000004d}.post-card.long-pressed{transform:scale(.98);background:#f0f0f0}.dark-mode .post-card.long-pressed{background:#3d3d3d}.post-card h3{margin-bottom:8px;color:#333}.dark-mode .post-card h3{color:#fff}.post-card p{color:#666;margin-bottom:12px;line-height:1.5}.dark-mode .post-card p{color:#aaa}.post-meta{display:flex;gap:16px;color:#999;font-size:14px}.camera-tab{height:100%;display:flex;flex-direction:column}.camera-view{flex:1;background:#000;position:relative;min-height:400px}.camera-preview{width:100%;height:100%;object-fit:cover}.camera-controls{position:absolute;bottom:0;left:0;right:0;padding:20px;background:linear-gradient(to top,rgba(0,0,0,.8),transparent);display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:16px}.camera-controls button{width:50px;height:50px;border:none;border-radius:50%;background:#fff3;color:#fff;font-size:20px;cursor:pointer;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);transition:all .3s ease}.camera-controls button:active{transform:scale(.9);background:#ffffff4d}.capture-btn{width:70px!important;height:70px!important;background:#fff!important;color:#333!important;font-size:24px!important}.record-btn{background:#ff6b6b!important}.zoom-control{width:100%;display:flex;align-items:center;gap:8px;color:#fff}.zoom-control input{flex:1;height:4px;-webkit-appearance:none;background:#ffffff4d;border-radius:2px;outline:none}.zoom-control input::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;background:#fff;border-radius:50%;cursor:pointer}.captured-preview{position:absolute;inset:0;background:#000000e6;display:flex;justify-content:center;align-items:center;z-index:10}.captured-preview img{max-width:90%;max-height:80%;border-radius:10px}.captured-preview button{position:absolute;top:20px;right:20px;width:40px;height:40px;border:none;border-radius:50%;background:#fff3;color:#fff;font-size:20px;cursor:pointer}.camera-settings{padding:16px;background:#fff}.dark-mode .camera-settings{background:#2d2d2d}.media-tab{height:100%;display:flex;flex-direction:column}.media-player{background:#000;padding:16px}.video-player{width:100%;aspect-ratio:16/9;background:#000;border-radius:10px}.player-controls{display:flex;align-items:center;gap:12px;padding:12px 0;color:#fff}.player-controls button{width:40px;height:40px;border:none;background:none;color:#fff;font-size:20px;cursor:pointer;border-radius:50%;display:flex;align-items:center;justify-content:center}.player-controls button:active{background:#ffffff1a}.progress-bar{flex:1;height:4px;background:#ffffff4d;border-radius:2px;overflow:hidden;cursor:pointer}.progress-fill{height:100%;background:#667eea;transition:width .1s linear}.time{font-size:12px;color:#fffc}.playback-controls{display:flex;align-items:center;justify-content:center;gap:16px;padding:12px;color:#fff}.playback-controls button{padding:8px 16px;border:1px solid rgba(255,255,255,.3);background:none;color:#fff;border-radius:20px;cursor:pointer}.equalizer{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;padding:16px;background:#00000080}.eq-band{display:flex;flex-direction:column;align-items:center;gap:4px}.eq-band input{width:100%;height:80px;writing-mode:bt-lr;-webkit-appearance:slider-vertical}.eq-band span{color:#fff;font-size:10px}.media-library{flex:1;overflow-y:auto;padding:16px}.media-items{display:flex;flex-direction:column;gap:12px;margin-top:12px}.media-item{display:flex;gap:12px;padding:12px;background:#f5f5f5;border-radius:10px}.dark-mode .media-item{background:#3d3d3d}.media-thumbnail{width:60px;height:60px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff}.media-info{flex:1}.media-info h4{margin-bottom:4px}.media-info p{color:#666;font-size:14px}.dark-mode .media-info p{color:#aaa}.social-tab{height:100%;overflow-y:auto}.stories-section{padding:16px;background:#fff;border-bottom:1px solid #e0e0e0}.dark-mode .stories-section{background:#2d2d2d;border-bottom-color:#444}.stories-list{display:flex;gap:16px;overflow-x:auto;padding:12px 0;scrollbar-width:none}.stories-list::-webkit-scrollbar{display:none}.story-item{display:flex;flex-direction:column;align-items:center;gap:4px;min-width:70px}.story-avatar{width:60px;height:60px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:30px;color:#fff;border:3px solid #fff;box-shadow:0 2px 10px #0000001a}.story-item span{font-size:12px;color:#666}.feed-section{padding:16px}.feed-post{background:#fff;border-radius:15px;margin-bottom:16px;padding:16px;box-shadow:0 2px 10px #0000001a}.dark-mode .feed-post{background:#2d2d2d}.post-header{display:flex;gap:12px;margin-bottom:12px}.post-avatar{width:40px;height:40px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px}.post-author h4{margin-bottom:2px}.post-author span{font-size:12px;color:#999}.post-content{margin-bottom:12px;line-height:1.6}.post-actions{display:flex;gap:16px;padding-top:12px;border-top:1px solid #e0e0e0}.post-actions button{flex:1;padding:8px;border:none;background:none;color:#666;font-size:14px;cursor:pointer;border-radius:20px;transition:all .3s ease}.post-actions button:active{background:#f0f0f0}.dark-mode .post-actions button{color:#aaa}.dark-mode .post-actions button:active{background:#3d3d3d}.profile-tab{padding:16px}.profile-header{text-align:center;margin-bottom:24px}.profile-avatar{width:100px;height:100px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:50px;color:#fff;margin:0 auto 16px;border:4px solid #fff;box-shadow:0 4px 20px #0000001a}.profile-stats{display:flex;justify-content:space-around;margin-bottom:24px;padding:16px;background:#f5f5f5;border-radius:15px}.dark-mode .profile-stats{background:#3d3d3d}.profile-stats .stat{text-align:center}.stat-value{display:block;font-size:24px;font-weight:700;color:#667eea}.stat-label{font-size:14px;color:#999}.profile-bio{margin-bottom:24px;padding:16px;background:#fff;border-radius:15px;box-shadow:0 2px 10px #0000001a}.dark-mode .profile-bio{background:#2d2d2d}.profile-bio h3{margin-bottom:8px}.profile-posts{margin-bottom:24px}.profile-posts h3{margin-bottom:16px}.profile-post{padding:16px;background:#fff;border-radius:10px;margin-bottom:12px;box-shadow:0 2px 10px #0000001a}.dark-mode .profile-post{background:#2d2d2d}.profile-post h4{margin-bottom:4px}.profile-post p{color:#666;font-size:14px}.settings-tab{padding:16px}.settings-group{background:#fff;border-radius:15px;padding:16px;margin-bottom:16px;box-shadow:0 2px 10px #0000001a}.dark-mode .settings-group{background:#2d2d2d}.settings-group h3{margin-bottom:16px;color:#667eea}.setting-item{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid #e0e0e0}.setting-item:last-child{border-bottom:none}.dark-mode .setting-item{border-bottom-color:#444}.setting-item label{font-weight:500}.setting-item input[type=range]{width:150px}.setting-item input[type=checkbox]{width:20px;height:20px}.setting-item select{padding:8px;border:1px solid #e0e0e0;border-radius:8px;background:#fff}.dark-mode .setting-item select{background:#3d3d3d;border-color:#555;color:#fff}.ar-tab{height:100%;display:flex;flex-direction:column}.ar-view{flex:1;background:#000;position:relative;min-height:400px}.ar-placeholder{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff}.ar-placeholder h3{margin-bottom:8px;font-size:24px}.ar-placeholder p{opacity:.7}.ar-controls{display:flex;justify-content:center;gap:16px;padding:16px;background:#fff}.dark-mode .ar-controls{background:#2d2d2d}.ar-controls button{padding:12px 24px;border:none;border-radius:25px;background:#667eea;color:#fff;font-weight:500;cursor:pointer}.ar-effects{padding:16px;background:#fff;border-top:1px solid #e0e0e0}.dark-mode .ar-effects{background:#2d2d2d;border-top-color:#444}.effects-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:12px}.effect-btn{aspect-ratio:1;border:none;border-radius:10px;background:#f5f5f5;font-size:24px;cursor:pointer;transition:all .3s ease}.dark-mode .effect-btn{background:#3d3d3d}.effect-btn:active{transform:scale(.95);background:#e0e0e0}.sensors-tab{padding:16px}.sensors-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:16px 0}.sensor-card{background:#fff;padding:16px;border-radius:15px;box-shadow:0 2px 10px #0000001a}.dark-mode .sensor-card{background:#2d2d2d}.sensor-card h3{margin-bottom:12px;color:#667eea;font-size:16px}.sensor-card p{font-size:12px;color:#666;margin:4px 0}.dark-mode .sensor-card p{color:#aaa}.sensor-actions{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}.sensor-actions button{padding:12px;border:none;border-radius:10px;background:#667eea;color:#fff;font-size:14px;cursor:pointer;transition:all .3s ease}.sensor-actions button:active{transform:scale(.95);opacity:.9}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:70px;background:#fff;display:flex;justify-content:space-around;align-items:center;border-top:1px solid #e0e0e0;z-index:100}.dark-mode .bottom-nav{background:#2d2d2d;border-top-color:#444}.nav-item{flex:1;height:100%;border:none;background:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:#999;font-size:12px;cursor:pointer;transition:all .3s ease}.nav-item span:first-child{font-size:20px}.nav-item.active{color:#667eea;transform:translateY(-2px)}.nav-item.active span:first-child{transform:scale(1.1)}.fab{position:fixed;bottom:80px;right:16px;width:56px;height:56px;border:none;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:24px;cursor:pointer;box-shadow:0 4px 15px #667eea66;z-index:90;transition:all .3s ease}.fab:active{transform:scale(.9);box-shadow:0 2px 10px #667eea4d}.side-menu-overlay{position:fixed;inset:0;background:#00000080;z-index:200;animation:fadeIn .3s ease}.side-menu{position:fixed;top:0;left:0;bottom:0;width:280px;background:#fff;display:flex;flex-direction:column;animation:slideIn .3s ease}.dark-mode .side-menu{background:#2d2d2d}.menu-header{padding:24px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.menu-avatar{width:60px;height:60px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:30px;color:#667eea;margin-bottom:12px}.menu-header h3{margin-bottom:4px}.menu-header p{opacity:.8;font-size:14px}.menu-items{flex:1;padding:16px;display:flex;flex-direction:column;gap:8px}.menu-items button{padding:16px;border:none;background:none;text-align:left;font-size:16px;color:#333;border-radius:10px;cursor:pointer;transition:all .3s ease}.dark-mode .menu-items button{color:#fff}.menu-items button:active{background:#f0f0f0}.dark-mode .menu-items button:active{background:#3d3d3d}.menu-footer{padding:16px;border-top:1px solid #e0e0e0}.menu-footer button{width:100%;padding:16px;border:none;background:#ff6b6b;color:#fff;border-radius:10px;font-size:16px;cursor:pointer}.recording-indicator{position:fixed;top:104px;left:50%;transform:translate(-50%);background:#ff6b6b;color:#fff;padding:8px 16px;border-radius:25px;display:flex;align-items:center;gap:8px;z-index:80;animation:pulse 1.5s ease-in-out infinite}.recording-dot{width:10px;height:10px;background:#fff;border-radius:50%;animation:blink 1s ease-in-out infinite}.offline-indicator{position:fixed;top:104px;left:50%;transform:translate(-50%);background:#333;color:#fff;padding:8px 16px;border-radius:25px;z-index:80}.scroll-top{position:fixed;bottom:80px;left:16px;width:40px;height:40px;border:none;border-radius:50%;background:#667eea;color:#fff;font-size:20px;cursor:pointer;box-shadow:0 2px 10px #0003;z-index:90;animation:bounce 2s ease-in-out infinite}.loader{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;gap:16px}.loader .spinner{width:50px;height:50px;border:4px solid #f0f0f0;border-top-color:#667eea;border-radius:50%;animation:spin 1s linear infinite}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes blink{0%,to{opacity:1}50%{opacity:.3}}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}@media(max-width:320px){.header-title,.nav-item span:first-child{font-size:18px}.nav-item span:last-child{font-size:10px}}@media(min-width:768px){.mobile-app{max-width:400px;margin:0 auto;border-left:1px solid #e0e0e0;border-right:1px solid #e0e0e0}.bottom-nav{max-width:400px;left:50%;transform:translate(-50%)}.fab{left:50%;transform:translate(150px);bottom:90px}}button{touch-action:manipulation;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}input,select,textarea{font-size:16px}.loading-skeleton{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:loading 1.5s ease-in-out infinite}@keyframes loading{to{background-position:-200% 0}}.swipe-indicator{position:fixed;top:50%;transform:translateY(-50%);width:40px;height:40px;background:#667eea33;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;color:#667eea;animation:fadeOut .3s ease}.swipe-indicator.left{left:10px}.swipe-indicator.right{right:10px}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}.button-press{transform:scale(.95);transition:transform .1s ease}.refresh-spinner{width:30px;height:30px;border:3px solid #667eea;border-top-color:transparent;border-radius:50%;animation:spin 1s linear infinite}.infinite-scroll-trigger{height:50px;display:flex;align-items:center;justify-content:center;margin:20px 0}.empty-state{text-align:center;padding:40px;color:#999}.empty-state .icon{font-size:48px;margin-bottom:16px}.empty-state h3{margin-bottom:8px;color:#333}.dark-mode .empty-state h3{color:#fff}.error-state{text-align:center;padding:40px;color:#ff6b6b}.error-state .icon{font-size:48px;margin-bottom:16px}.error-state button{margin-top:16px;padding:12px 24px;border:none;border-radius:25px;background:#667eea;color:#fff;cursor:pointer}.toast{position:fixed;bottom:80px;left:16px;right:16px;background:#333;color:#fff;padding:16px;border-radius:25px;display:flex;align-items:center;justify-content:space-between;z-index:300;animation:slideUp .3s ease}.toast.success{background:#4ecdc4}.toast.error{background:#ff6b6b}.toast button{background:none;border:none;color:#fff;font-size:20px;cursor:pointer}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}