.enhanced-file-browser-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.75);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:999999;display:flex;align-items:center;justify-content:center;padding:20px;margin:0}.enhanced-file-browser-container{width:90%;height:85%;max-width:1200px;max-height:800px;background:linear-gradient(135deg,#f8f9fa,#e9ecef);border:1px solid rgba(0,0,0,.15);border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.3);display:flex;flex-direction:column;overflow:hidden;position:relative}.enhanced-file-browser-container.dragging{box-shadow:0 25px 80px rgba(0,0,0,.4);transform-origin:center}.enhanced-file-browser-container.dragging .enhanced-file-browser-header{cursor:-webkit-grabbing;cursor:grabbing}@media (max-width:768px){.enhanced-file-browser-modal{left:0}.enhanced-file-browser-container{border-radius:0}}.enhanced-file-browser-header{cursor:-webkit-grab;cursor:grab;-webkit-user-select:none;-moz-user-select:none;user-select:none;display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid hsla(0,0%,100%,.1);background:hsla(0,0%,100%,.05);flex-shrink:0}.enhanced-file-browser-title{color:var(--gt-white);font-size:18px;font-weight:600;margin:0}.enhanced-file-browser-close{background:hsla(0,0%,100%,.1);border:1px solid hsla(0,0%,100%,.2);border-radius:8px;color:var(--gt-white);padding:8px 16px;cursor:pointer;transition:all .2s ease;font-size:14px}.enhanced-file-browser-close:hover{background:rgba(255,0,0,.2);border-color:rgba(255,0,0,.4);color:#ff6b6b}.enhanced-file-browser-tabs{display:flex;gap:8px;margin:20px 24px 0;border-bottom:1px solid hsla(0,0%,100%,.1);padding-bottom:12px;flex-shrink:0}.tab-button{padding:10px 20px;background:hsla(0,0%,100%,.05);border:1px solid hsla(0,0%,100%,.1);border-radius:6px;color:hsla(0,0%,100%,.7);cursor:pointer;transition:all .2s ease;font-size:14px;font-weight:500}.tab-button.active{background:var(--gt-theme);border-color:var(--gt-theme);color:#000;font-weight:600}.tab-button:hover:not(.active){background:hsla(0,0%,100%,.1);color:var(--gt-white)}.enhanced-file-browser-content{padding:20px 24px 24px}.browse-tab,.enhanced-file-browser-content,.upload-tab{flex:1 1;display:flex;flex-direction:column;overflow:hidden}.file-browser-controls{display:flex;align-items:center;gap:20px;margin-bottom:20px;padding:16px 20px;background:hsla(0,0%,100%,.05);border-radius:8px;border:1px solid hsla(0,0%,100%,.1);flex-shrink:0}.search-group{flex:1 1;min-width:200px}.search-input{width:100%;padding:10px 14px;border:1px solid hsla(0,0%,100%,.2);border-radius:6px;background:hsla(0,0%,100%,.1);color:var(--gt-white);font-size:14px}.search-input::placeholder{color:hsla(0,0%,100%,.6)}.filter-group{min-width:150px}.filter-select{width:100%;padding:10px 14px;border:1px solid hsla(0,0%,100%,.2);border-radius:6px;background:hsla(0,0%,100%,.1);color:var(--gt-white);font-size:14px}.size-controls{display:flex;align-items:center;gap:12px}.size-label{color:hsla(0,0%,100%,.8);font-size:14px;font-weight:500;white-space:nowrap}.size-buttons{display:flex;gap:4px;background:hsla(0,0%,100%,.1);border-radius:6px;padding:3px}.size-btn{padding:8px 12px;background:transparent;border:none;border-radius:4px;color:hsla(0,0%,100%,.7);cursor:pointer;transition:all .2s ease;font-size:14px}.size-btn:hover{background:hsla(0,0%,100%,.15);color:var(--gt-white)}.size-btn.active{background:var(--gt-theme);color:#000;font-weight:600}.file-browser-main{flex:1 1;display:flex;overflow:hidden}.file-grid-container{flex:1 1;overflow-y:auto;padding-right:8px}.file-grid-container::-webkit-scrollbar{width:8px}.file-grid-container::-webkit-scrollbar-track{background:hsla(0,0%,100%,.05);border-radius:4px}.file-grid-container::-webkit-scrollbar-thumb{background:hsla(0,0%,100%,.2);border-radius:4px}.file-grid-container::-webkit-scrollbar-thumb:hover{background:hsla(0,0%,100%,.3)}.file-grid{display:grid;grid-gap:16px;gap:16px;transition:all .3s ease;padding:8px}.file-grid.small{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}.file-grid.medium{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.file-grid.large{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.file-grid-item{background:hsla(0,0%,100%,.05);border:1px solid hsla(0,0%,100%,.1);border-radius:8px;cursor:pointer;transition:all .2s ease;overflow:hidden;position:relative;display:flex;flex-direction:column}.file-grid.small .file-grid-item{height:200px}.file-grid.small .file-icon,.file-grid.small .file-image{height:120px}.file-grid.medium .file-grid-item{height:240px}.file-grid.medium .file-icon,.file-grid.medium .file-image{height:150px}.file-grid.large .file-grid-item{height:300px}.file-grid.large .file-icon,.file-grid.large .file-image{height:200px}.file-image{display:flex;align-items:center;justify-content:center;overflow:hidden;border-radius:6px 6px 0 0;background:hsla(0,0%,100%,.02)}.file-image img{width:100%;height:100%;object-fit:cover;transition:all .3s ease}.file-icon{display:flex;align-items:center;justify-content:center;background:hsla(0,0%,100%,.05);border:1px solid hsla(0,0%,100%,.1);border-radius:6px 6px 0 0;color:hsla(0,0%,100%,.6)}.file-grid.small .file-icon{font-size:40px}.file-grid.medium .file-icon{font-size:50px}.file-grid.large .file-icon{font-size:60px}.file-info{flex:1 1;padding:12px;display:flex;flex-direction:column;justify-content:space-between}.file-name{color:var(--gt-white);font-weight:500;word-break:break-word;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px;line-height:1.3}.file-grid.small .file-name{font-size:13px}.file-grid.medium .file-name{font-size:14px}.file-grid.large .file-name{font-size:15px}.file-meta{color:hsla(0,0%,100%,.6);display:flex;flex-wrap:wrap;gap:6px;align-items:center}.file-grid.small .file-meta{font-size:11px}.file-grid.medium .file-meta{font-size:12px}.file-grid.large .file-meta{font-size:13px}.file-grid-item:hover{background:hsla(0,0%,100%,.1);border-color:hsla(0,0%,100%,.3);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.3)}.file-grid-item:hover .file-image img{transform:scale(1.05)}.file-grid-item.selected{border-color:var(--gt-theme);background:rgba(255,195,18,.1);box-shadow:0 0 0 2px rgba(255,195,18,.3)}.file-grid-item.selected:before{content:"";position:absolute;top:8px;right:8px;width:24px;height:24px;background:var(--gt-theme);border-radius:50%;z-index:2;box-shadow:0 2px 8px rgba(0,0,0,.3)}.file-grid-item.selected:after{content:"✓";position:absolute;top:12px;right:14px;color:#000;font-size:14px;font-weight:700;z-index:3}@media (max-width:768px){.file-browser-controls{flex-direction:column;gap:12px;align-items:stretch}.size-controls{justify-content:center}.file-grid.small{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.file-grid.medium{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.file-grid.large{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}}.empty-grid,.loading-grid{display:flex;align-items:center;justify-content:center;height:200px;color:hsla(0,0%,100%,.6);font-size:16px}.empty-grid{flex-direction:column}.empty-grid i{font-size:48px;margin-bottom:16px;opacity:.5}