@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--bg: #0f1117;--bg-surface: #181a20;--bg-card: #1e2028;--bg-hover: #252830;--border: #2a2d35;--border-light: #35383f;--text: #e4e6eb;--text-secondary: #8b8e98;--text-muted: #5c5f68;--accent: #4f8cff;--accent-hover: #3a7aef;--green: #2ecc71;--red: #e74c3c;--purple: #8e44e0;--yellow: #f1c40f;--radius: 10px;--radius-lg: 16px;--sidebar-w: 260px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text)}.auth-page{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg)}.auth-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;width:420px;max-width:90vw}.auth-logo{display:flex;align-items:center;gap:10px;margin-bottom:24px;justify-content:center}.auth-logo .logo-icon{font-size:32px}.auth-logo h1{font-size:24px;font-weight:700;background:linear-gradient(135deg,#4f8cff,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.auth-card h2{font-size:18px;font-weight:600;margin-bottom:20px;text-align:center;color:var(--text-secondary)}.auth-card form{display:flex;flex-direction:column;gap:12px}.auth-card input{width:100%;background:var(--bg-card);border:1px solid var(--border-light);color:var(--text);padding:12px 16px;border-radius:var(--radius);font-size:14px;outline:none;font-family:inherit;transition:border-color .2s}.auth-card input:focus{border-color:var(--accent)}.auth-error{background:#e74c3c1a;color:var(--red);padding:10px 14px;border-radius:var(--radius);font-size:13px;border:1px solid rgba(231,76,60,.2)}.btn-auth{background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:12px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s;font-family:inherit;margin-top:4px}.btn-auth:hover{background:var(--accent-hover)}.btn-auth:disabled{opacity:.6;cursor:not-allowed}.auth-switch{text-align:center;margin-top:20px;color:var(--text-secondary);font-size:13px}.auth-switch button{background:none;border:none;color:var(--accent);cursor:pointer;font-size:13px;font-weight:500;font-family:inherit}.auth-switch button:hover{text-decoration:underline}.icon{display:inline-block;vertical-align:middle;flex-shrink:0}.app{display:flex;height:100vh}.sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--bg-surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 16px;gap:20px}.sidebar-logo{display:flex;align-items:center;gap:10px;padding:0 4px}.logo-icon{font-size:28px}.sidebar-logo h1{font-size:20px;font-weight:700;background:linear-gradient(135deg,#4f8cff,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.btn-upload-main{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:12px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s,transform .1s}.btn-upload-main:hover{background:var(--accent-hover)}.btn-upload-main:active{transform:scale(.97)}.btn-upload-main span{font-size:20px;font-weight:700}.sidebar-nav{display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;background:none;border:none;color:var(--text-secondary);font-size:14px;font-weight:500;padding:10px 12px;border-radius:var(--radius);cursor:pointer;transition:all .15s;text-align:left}.nav-item:hover{background:var(--bg-hover);color:var(--text)}.nav-item.active{background:#4f8cff1f;color:var(--accent)}.sidebar-stats{padding:16px;background:var(--bg-card);border-radius:var(--radius);font-size:12px;color:var(--text-secondary)}.stat-bar{height:6px;background:var(--bg-hover);border-radius:3px;margin-bottom:10px;overflow:hidden}.stat-bar-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--purple));border-radius:3px;transition:width .5s ease}.stat-muted{color:var(--text-muted);margin-top:4px}.sidebar-user{display:flex;align-items:center;justify-content:space-between;padding:12px;background:var(--bg-card);border-radius:var(--radius);margin-top:auto}.sidebar-user-info{display:flex;align-items:center;gap:10px;overflow:hidden}.sidebar-user-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--purple));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff;flex-shrink:0}.sidebar-user-name{font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn-logout{background:none;border:none;color:var(--text-muted);font-size:18px;cursor:pointer;padding:4px 8px;border-radius:6px;transition:all .15s}.btn-logout:hover{background:var(--bg-hover);color:var(--red)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.content-header{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;border-bottom:1px solid var(--border);min-height:60px;gap:16px}.header-left{flex-shrink:0}.header-center{flex:1;max-width:400px}.breadcrumb{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.breadcrumb-item{background:none;border:none;color:var(--text-secondary);font-size:14px;font-weight:500;cursor:pointer;padding:4px 8px;border-radius:6px;transition:all .15s}.breadcrumb-item:hover{background:var(--bg-hover);color:var(--text)}.breadcrumb-item:last-child{color:var(--text);font-weight:600}.breadcrumb-current{color:var(--text);font-weight:600;cursor:default}.breadcrumb-sep{color:var(--text-muted);font-size:12px}.search-box{position:relative;display:flex;align-items:center}.search-icon{position:absolute;left:12px;font-size:14px;pointer-events:none;opacity:.5}.search-box input{width:100%;background:var(--bg-card);border:1px solid var(--border);color:var(--text);padding:8px 36px;border-radius:var(--radius);font-size:13px;outline:none;font-family:inherit;transition:border-color .2s}.search-box input:focus{border-color:var(--accent)}.search-clear{position:absolute;right:8px;background:none;border:none;color:var(--text-muted);font-size:14px;cursor:pointer;padding:2px 6px;border-radius:4px}.search-clear:hover{background:var(--bg-hover);color:var(--text)}.header-actions{display:flex;gap:6px;flex-shrink:0}.btn-action{background:var(--bg-card);border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:var(--radius);cursor:pointer;font-size:14px;transition:all .15s;display:inline-flex;align-items:center;gap:4px}.btn-action:hover{background:var(--bg-hover);border-color:var(--border-light)}.btn-action.active{background:#4f8cff1f;border-color:var(--accent);color:var(--accent)}.sort-dropdown{position:relative}.sort-menu{display:none;position:absolute;top:100%;right:0;margin-top:4px;background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius);padding:6px;min-width:150px;z-index:1000;box-shadow:0 8px 30px #00000080}.sort-dropdown:hover .sort-menu{display:block}.sort-menu button{display:block;width:100%;background:none;border:none;color:var(--text);padding:8px 12px;font-size:13px;cursor:pointer;border-radius:6px;text-align:left;transition:background .1s}.sort-menu button:hover{background:var(--bg-hover)}.sort-menu button.active{color:var(--accent)}.bulk-actions-bar{display:flex;align-items:center;gap:12px;padding:10px 24px;background:#4f8cff14;border-bottom:1px solid var(--border);font-size:13px;color:var(--accent)}.trash-actions-bar{display:flex;align-items:center;gap:12px;padding:10px 24px;background:#e74c3c0f;border-bottom:1px solid var(--border)}.new-folder-bar{display:flex;align-items:center;gap:8px;padding:12px 24px;background:var(--bg-surface);border-bottom:1px solid var(--border)}.new-folder-bar input{flex:1;background:var(--bg-card);border:1px solid var(--border-light);color:var(--text);padding:8px 14px;border-radius:var(--radius);font-size:14px;outline:none;font-family:inherit}.new-folder-bar input:focus{border-color:var(--accent)}.upload-bar{display:flex;align-items:center;gap:12px;padding:12px 24px;background:#4f8cff14;border-bottom:1px solid var(--border);font-size:13px;color:var(--accent)}.spinner-small{width:18px;height:18px;border:2px solid rgba(79,140,255,.2);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.file-grid-wrapper{flex:1;overflow-y:auto;padding:20px 24px;position:relative}.file-grid-wrapper.dragging{background:#4f8cff0a}.drop-overlay{position:absolute;inset:0;background:#4f8cff14;border:2px dashed var(--accent);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;z-index:100;font-size:18px;font-weight:600;color:var(--accent)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:60%;gap:12px;color:var(--text-muted)}.empty-icon{font-size:64px;opacity:.4}.empty-state h3{color:var(--text-secondary);font-size:18px}.empty-state p{font-size:14px}.section{margin-bottom:28px}.section-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted);margin-bottom:12px}.grid{display:grid;gap:10px}.grid-folders{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.grid-files{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all .15s;-webkit-user-select:none;user-select:none;text-align:center;position:relative}.card:hover{background:var(--bg-hover);border-color:var(--border-light);transform:translateY(-1px)}.card.selected{border-color:var(--accent);background:#4f8cff14}.card-icon{font-size:36px}.card-name{font-size:13px;font-weight:500;word-break:break-all;line-height:1.3;max-height:2.6em;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.card-size{font-size:11px;color:var(--text-muted)}.card-thumb{width:100%;height:100px;background-size:cover;background-position:center;border-radius:6px}.card-checkbox{position:absolute;top:6px;left:6px}.card-checkbox input{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}.card-star{position:absolute;top:6px;right:6px;font-size:12px}.list-view{display:flex;flex-direction:column}.list-header{display:flex;align-items:center;padding:8px 12px;border-bottom:1px solid var(--border);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted)}.list-row{display:flex;align-items:center;padding:10px 12px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .1s;font-size:13px}.list-row:hover{background:var(--bg-hover)}.list-row.selected{background:#4f8cff14}.list-cell{padding:0 8px}.list-cell-check{width:30px;flex-shrink:0}.list-cell-check input{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}.list-cell-icon{width:40px;flex-shrink:0;font-size:18px;text-align:center}.list-cell-name{flex:1;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-cell-size{width:90px;flex-shrink:0;color:var(--text-secondary);text-align:right}.list-cell-type{width:100px;flex-shrink:0;color:var(--text-muted)}.list-cell-date{width:100px;flex-shrink:0;color:var(--text-muted);text-align:right}.row-star{font-size:10px;margin-right:4px}.context-menu{position:fixed;z-index:9999;background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius);padding:6px;min-width:200px;box-shadow:0 8px 30px #00000080;animation:fadeIn .1s ease}@keyframes fadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.context-menu button{display:flex;align-items:center;gap:8px;width:100%;background:none;border:none;color:var(--text);padding:10px 12px;font-size:13px;cursor:pointer;border-radius:6px;transition:background .1s;text-align:left}.context-menu button:hover{background:var(--bg-hover)}.context-menu button.danger{color:var(--red)}.context-menu button.danger:hover{background:#e74c3c1a}.rubber-band{position:fixed;border:1px solid var(--accent);background:#3498db26;pointer-events:none;z-index:100;border-radius:2px}.list-header-sortable{cursor:pointer;-webkit-user-select:none;user-select:none;display:flex;align-items:center;gap:4px;transition:color .15s}.list-header-sortable:hover{color:var(--accent)}.context-menu-divider{height:1px;background:var(--border);margin:4px 0}.modal-overlay{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:24px;width:400px;max-width:90vw}.modal h3{margin-bottom:16px;font-size:16px}.modal input{width:100%;background:var(--bg-card);border:1px solid var(--border-light);color:var(--text);padding:10px 14px;border-radius:var(--radius);font-size:14px;outline:none;font-family:inherit;margin-bottom:16px}.modal input:focus{border-color:var(--accent)}.modal-message{color:var(--text-secondary);font-size:14px;margin-bottom:20px;line-height:1.5}.modal-actions{display:flex;gap:8px;justify-content:flex-end}.share-modal{width:480px}.share-filename{color:var(--text-secondary);font-size:13px;margin-bottom:16px;word-break:break-all}.share-link-box{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.share-link-box input{margin-bottom:0;font-size:12px;color:var(--accent)}.share-desc{color:var(--text-secondary);font-size:13px;margin-bottom:12px;line-height:1.5}.share-create{margin-bottom:16px}.preview-modal{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:24px;width:90vw;max-width:900px;max-height:90vh;overflow-y:auto;position:relative}.preview-close{position:absolute;top:12px;right:16px;background:var(--bg-hover);border:none;color:var(--text);font-size:18px;width:32px;height:32px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.preview-close:hover{background:var(--border-light)}.preview-modal h3{margin-bottom:16px;font-size:16px;padding-right:40px;word-break:break-all}.preview-modal video{width:100%;max-height:70vh;border-radius:var(--radius)}.preview-modal iframe{width:100%;height:70vh;border:none;border-radius:var(--radius)}.preview-actions{display:flex;gap:8px;margin-top:16px}.preview-arrow{position:absolute;top:50%;transform:translateY(-50%);background:#00000073;border:1px solid rgba(255,255,255,.12);color:#fff;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s,transform .15s;z-index:10}.preview-arrow:hover{background:#000000b3;transform:translateY(-50%) scale(1.08)}.preview-arrow-left{left:12px}.preview-arrow-right{right:52px}.preview-counter{font-size:13px;font-weight:400;color:var(--text-muted)}.preview-audio{display:flex;flex-direction:column;align-items:center;gap:16px;padding:40px;background:var(--bg-card);border-radius:var(--radius)}.preview-audio audio{width:100%;max-width:500px}.preview-img-wrap{position:relative;border-radius:var(--radius);overflow:hidden;cursor:zoom-in;background:var(--bg-card);transition:background .15s}.preview-img-fit{max-height:70vh;display:flex;align-items:center;justify-content:center}.preview-img-fit .img-fit{max-width:100%;max-height:70vh;object-fit:contain;display:block;-webkit-user-select:none;user-select:none}.preview-img-full{max-height:75vh;overflow:auto;cursor:zoom-out}.preview-img-full .img-full{display:block;width:auto;height:auto;max-width:none;-webkit-user-select:none;user-select:none}.preview-img-hint{position:absolute;bottom:8px;left:50%;transform:translate(-50%);background:#0009;color:#fff;font-size:11px;padding:4px 10px;border-radius:20px;white-space:nowrap;opacity:0;transition:opacity .2s;pointer-events:none}.preview-img-wrap:hover .preview-img-hint{opacity:1}.btn-sm{padding:8px 16px;border:none;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;font-family:inherit;display:inline-flex;align-items:center;gap:6px}.btn-green{background:var(--green);color:#fff}.btn-green:hover{filter:brightness(1.1)}.btn-blue{background:var(--accent);color:#fff}.btn-blue:hover{background:var(--accent-hover)}.btn-grey{background:var(--bg-hover);color:var(--text-secondary)}.btn-grey:hover{background:var(--border);color:var(--text)}.btn-red{background:var(--red);color:#fff}.btn-red:hover{filter:brightness(1.1)}.btn-red:disabled,.btn-blue:disabled{opacity:.6;cursor:not-allowed}.notification{position:fixed;bottom:24px;right:24px;background:var(--green);color:#fff;padding:12px 20px;border-radius:var(--radius);font-size:14px;font-weight:500;box-shadow:0 4px 20px #2ecc714d;animation:slideUp .3s ease;z-index:99999;display:flex;align-items:center;gap:8px}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.shared-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg);padding:24px}.shared-container{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;width:100%;max-width:800px}.shared-header{display:flex;align-items:center;gap:10px;margin-bottom:24px}.shared-header h1{font-size:20px;font-weight:700;background:linear-gradient(135deg,#4f8cff,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.shared-title{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap}.shared-title h2{font-size:18px;word-break:break-all}.shared-badge{background:#4f8cff1f;color:var(--accent);padding:4px 10px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap}.shared-meta{display:flex;gap:16px;color:var(--text-muted);font-size:13px;margin-bottom:20px}.shared-preview{margin-bottom:20px;border-radius:var(--radius);overflow:hidden}.shared-preview img{width:100%;max-height:70vh;object-fit:contain;border-radius:var(--radius);background:var(--bg-card)}.shared-preview video{width:100%;max-height:70vh;border-radius:var(--radius);background:#000}.shared-preview iframe{width:100%;height:70vh;border:none;border-radius:var(--radius)}.shared-audio{display:flex;flex-direction:column;align-items:center;gap:16px;padding:40px;background:var(--bg-card);border-radius:var(--radius)}.shared-audio-icon{font-size:64px}.shared-audio audio{width:100%;max-width:500px}.shared-no-preview{display:flex;flex-direction:column;align-items:center;gap:12px;padding:60px;background:var(--bg-card);border-radius:var(--radius);color:var(--text-muted)}.shared-actions{display:flex;gap:8px}.shared-actions a{text-decoration:none;display:inline-flex;align-items:center;gap:6px}.shared-error{display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--text-muted)}.shared-error h2{font-size:16px;color:var(--text-secondary)}.shared-folder-contents{display:flex;flex-direction:column;gap:2px;margin-top:16px}.shared-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius);transition:background .1s;font-size:14px}.shared-item-link{text-decoration:none;color:var(--text);cursor:pointer}.shared-item-link:hover{background:var(--bg-hover)}.shared-item-icon{font-size:20px;flex-shrink:0}.shared-item-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.shared-item-size{color:var(--text-muted);font-size:12px;flex-shrink:0}.shared-item-download{opacity:0;transition:opacity .15s}.shared-item-link:hover .shared-item-download{opacity:1}.share-link-actions{display:flex;gap:8px}.shared-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px;margin-bottom:20px}.shared-gallery-item{aspect-ratio:1;border-radius:10px;overflow:hidden;cursor:pointer;border:2px solid transparent;transition:border-color .15s,transform .15s;background:var(--card-bg)}.shared-gallery-item:hover{border-color:var(--accent);transform:scale(1.03)}.shared-gallery-item img{width:100%;height:100%;object-fit:cover}.shared-gallery-video{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;background:var(--bg);color:var(--text-muted);font-size:12px;text-align:center;padding:8px}.shared-gallery-video span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.shared-item-preview-hint{font-size:12px;color:var(--accent);opacity:0;transition:opacity .15s;flex-shrink:0}.shared-item-link.clickable{cursor:pointer}.shared-item-link.clickable:hover .shared-item-preview-hint{opacity:1}.lightbox-overlay{position:fixed;inset:0;z-index:9999;background:#000000eb;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease}.lightbox-content{position:relative;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center}.lightbox-close{position:absolute;top:16px;right:16px;z-index:10;background:#ffffff1a;border:none;color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s}.lightbox-close:hover{background:#ffffff40}.lightbox-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:10;background:#ffffff14;border:none;color:#fff;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s}.lightbox-arrow:hover{background:#fff3}.lightbox-arrow-left{left:16px}.lightbox-arrow-right{right:16px}.lightbox-media{max-width:90vw;max-height:80vh;display:flex;align-items:center;justify-content:center}.lightbox-media img{max-width:90vw;max-height:80vh;object-fit:contain;border-radius:8px;-webkit-user-select:none;user-select:none}.lightbox-media video{max-width:90vw;max-height:80vh;border-radius:8px;outline:none}.lightbox-media iframe{width:80vw;height:80vh;border:none;border-radius:8px;background:#fff}.lightbox-audio{display:flex;flex-direction:column;align-items:center;gap:24px;color:var(--text-muted)}.lightbox-audio audio{width:360px;max-width:90vw}.lightbox-bar{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:center;gap:12px;padding:12px 24px;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.lightbox-name{color:#fff;font-size:14px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lightbox-counter{color:#ffffff80;font-size:13px;flex-shrink:0}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}