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768px){.channel-panel{width:180px}}.app-shell{display:flex;height:100vh;overflow:hidden;position:relative;z-index:1}.channel-panel-wrapper{position:fixed;top:0;bottom:0;z-index:50;transition:margin-left .25s ease}.channel-panel-wrapper .channel-panel{height:100vh}.app-main{flex:1;height:100vh;overflow-y:auto;transition:margin-left .25s ease;position:relative}@media (max-width: 768px){.app-main{margin-left:0!important}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--glass-bg: rgba(255, 255, 255, .18);--glass-bg-hover: rgba(255, 255, 255, .28);--glass-border: rgba(255, 255, 255, .2);--glass-border-hover: rgba(255, 255, 255, .35);--glass-highlight: rgba(255, 255, 255, .2);--blur-sm: 16px;--blur-md: 32px;--blur-lg: 48px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--accent: #6C5CE7;--accent-glow: rgba(108, 92, 231, .3);--text-primary: rgba(255, 255, 255, .92);--text-secondary: rgba(255, 255, 255, .55);--text-tertiary: rgba(255, 255, 255, .35);--bg-deep: 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saturate(1.3);-webkit-backdrop-filter:blur(var(--blur-sm)) saturate(1.3);box-shadow:inset 0 1px 0 0 var(--glass-highlight)}.seg-btn{padding:5px 14px;border-radius:6px;font-size:12px;font-weight:500;color:var(--text-secondary);cursor:pointer;border:none;background:none;transition:all .2s ease;font-family:inherit;white-space:nowrap}.seg-btn:hover{color:var(--text-primary)}.seg-btn.active{background:#6c5ce733;color:#fff}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff0f;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#ffffff1f}@keyframes fadeUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-up{animation:fadeUp .3s ease-out}@keyframes slideRight{0%{opacity:0;transform:translateY(-50%) translate(-12px)}to{opacity:1;transform:translateY(-50%) translate(0)}}.slide-right{animation:slideRight .25s ease-out}@keyframes 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