:root{--bg-base: #F8FAFC;--bg-surface: #FFFFFF;--bg-surface-hover: #F1F5F9;--bg-glass: rgba(255, 255, 255, .7);--border-color: #E2E8F0;--text-main: #0F172A;--text-muted: #64748B;--accent-blue: #0ea5e9;--accent-blue-light: #e0f2fe;--accent-purple: #8b5cf6;--accent-purple-light: #ede9fe;--accent-green: #10b981;--accent-green-light: #d1fae5;--accent-brand: #4f46e5;--accent-brand-light: #e0e7ff;--accent-danger: #ef4444;--accent-danger-light: #fee2e2;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-float: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-pill: 9999px;--sidebar-width: 280px;--detail-width: 320px;--header-height: 72px}[data-theme=dark]{--bg-base: #0B1120;--bg-surface: #1E293B;--bg-surface-hover: #334155;--bg-glass: rgba(30, 41, 59, .7);--border-color: #334155;--text-main: #F8FAFC;--text-muted: #94A3B8;--accent-blue-light: rgba(14, 165, 233, .15);--accent-purple-light: rgba(139, 92, 246, .15);--accent-green-light: rgba(16, 185, 129, .15);--accent-brand-light: rgba(79, 70, 229, .15);--accent-danger-light: rgba(239, 68, 68, .15);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .5);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .5);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5);--shadow-float: 0 20px 25px -5px rgba(0, 0, 0, .5), 0 0 0 1px rgba(255,255,255,.05)}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden}body{font-family:Inter,sans-serif;background-color:var(--bg-base);color:var(--text-main);line-height:1.5;transition:background-color .3s ease,color .3s ease;-webkit-font-smoothing:antialiased}.app-layout{display:flex;height:100vh;width:100vw;position:relative}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.6rem 1.2rem;border-radius:var(--radius-sm);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);border:none;outline:none;text-decoration:none}.btn-primary{background-color:var(--accent-brand);color:#fff;box-shadow:0 2px 10px #4f46e54d}.btn-primary:hover{background-color:#4338ca;transform:translateY(-1px);box-shadow:0 4px 14px #4f46e566}.btn-secondary{background-color:var(--bg-surface);color:var(--text-main);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--bg-surface-hover)}.btn-danger{background-color:var(--accent-danger-light);color:var(--accent-danger)}.btn-danger:hover{background-color:var(--accent-danger);color:#fff}.icon-btn{background:transparent;border:none;color:var(--text-muted);width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;position:relative}.icon-btn:hover{background-color:var(--bg-surface-hover);color:var(--text-main)}.w-full{width:100%}.feather{width:18px;height:18px}.badge{position:absolute;top:-2px;right:-2px;background-color:var(--accent-danger);color:#fff;font-size:.65rem;font-weight:700;min-width:16px;height:16px;border-radius:10px;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg-surface)}.sidebar{width:var(--sidebar-width);height:100%;background-color:var(--bg-surface);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:20;transition:transform .3s ease}.sidebar-header{height:var(--header-height);display:flex;align-items:center;padding:0 1.5rem;border-bottom:1px solid transparent}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:700;letter-spacing:-.5px;color:var(--text-main)}.logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--accent-brand),var(--accent-blue));color:#fff;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center}.sidebar-nav{flex:1;overflow-y:auto;padding:1.5rem 1rem}.nav-section{margin-bottom:2rem}.nav-label{font-size:.75rem;text-transform:uppercase;font-weight:600;color:var(--text-muted);letter-spacing:.05em;padding:0 .5rem;margin-bottom:.75rem}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.6rem .75rem;border-radius:var(--radius-sm);color:var(--text-muted);text-decoration:none;font-weight:500;font-size:.95rem;transition:all .2s ease;margin-bottom:.25rem}.nav-item:hover{background-color:var(--bg-surface-hover);color:var(--text-main)}.nav-item.active{background-color:var(--accent-brand-light);color:var(--accent-brand)}.sidebar-footer{padding:1.5rem 1rem;border-top:1px solid var(--border-color)}.storage-card{background-color:var(--bg-base);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1rem}.storage-info{display:flex;justify-content:space-between;margin-bottom:.5rem;font-size:.85rem;font-weight:600}.storage-percent{color:var(--accent-brand)}.progress-track{height:6px;background-color:var(--border-color);border-radius:var(--radius-pill);overflow:hidden;margin-bottom:.5rem}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-brand),var(--accent-blue));border-radius:var(--radius-pill)}.storage-details{font-size:.75rem;color:var(--text-muted);margin-bottom:1rem}.btn-upgrade{width:100%;background-color:transparent;border:1px solid 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var(--border-color)}.file-table td{padding:1rem 1.5rem;border-bottom:1px solid var(--border-color);font-size:.9rem;vertical-align:middle}.file-row{cursor:pointer;transition:background-color .2s}.file-row:hover,.file-row:focus{background-color:var(--bg-surface-hover);outline:none}.file-row:last-child td{border-bottom:none}.file-name-cell{display:flex;align-items:center;gap:1rem;font-weight:500;color:var(--text-main)}.file-icon-sm{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center}.file-icon-sm.figma{background-color:var(--accent-purple-light);color:var(--accent-purple)}.file-icon-sm.pdf{background-color:var(--accent-danger-light);color:var(--accent-danger)}.file-icon-sm.video{background-color:var(--accent-green-light);color:var(--accent-green)}.file-icon-sm.image{background-color:var(--accent-blue-light);color:var(--accent-blue)}.avatar-group{display:flex}.avatar-group img{width:28px;height:28px;border-radius:50%;border:2px solid var(--bg-surface);margin-left:-8px}.avatar-group img:first-child{margin-left:0}.muted-text{color:var(--text-muted)}.file-row .btn-more{position:static;opacity:0}.file-row:hover .btn-more{opacity:1}.detail-panel{width:var(--detail-width);background-color:var(--bg-surface);border-left:1px solid var(--border-color);padding:1.5rem;display:flex;flex-direction:column;gap:1.5rem;z-index:15;transition:transform .3s ease}.detail-header{display:flex;justify-content:space-between;align-items:center}.detail-header h3{font-size:1.1rem;font-weight:600}.file-preview{width:100%;aspect-ratio:4/3;background-color:var(--bg-base);border-radius:var(--radius-md);border:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;overflow:hidden}.preview-placeholder{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center}.preview-placeholder 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h4{font-size:.95rem;font-weight:600}.btn-text{background:transparent;border:none;color:var(--accent-brand);font-size:.8rem;cursor:pointer;font-weight:500}.btn-text:hover{text-decoration:underline}.profile-info h4{margin-bottom:.1rem}.profile-info span{font-size:.8rem;color:var(--text-muted)}.dropdown-body{padding:.5rem 0}.dropdown-item{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;color:var(--text-main);text-decoration:none;font-size:.9rem;transition:background .2s}.dropdown-item i{width:16px;height:16px;color:var(--text-muted)}.dropdown-item:hover{background-color:var(--bg-surface-hover)}.dropdown-item.text-danger,.dropdown-item.text-danger i{color:var(--accent-danger)}.dropdown-divider{height:1px;background-color:var(--border-color);margin:.5rem 0}.notif-item{display:flex;gap:1rem;padding:1rem;border-bottom:1px solid var(--border-color)}.notif-item:last-child{border-bottom:none}.notif-item.unread{background-color:var(--accent-brand-light)}.notif-icon{width:36px;height:36px;border-radius:50%;background-color:var(--bg-base);display:flex;align-items:center;justify-content:center;color:var(--text-muted);flex-shrink:0}.notif-item.unread .notif-icon{color:var(--accent-brand)}.notif-content p{font-size:.9rem;margin-bottom:.25rem}.notif-content span{font-size:.75rem;color:var(--text-muted)}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#00000080;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;opacity:0;visibility:hidden;transition:all .3s ease}.modal-overlay.show{opacity:1;visibility:visible}.modal-container{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:100%;max-width:500px;box-shadow:var(--shadow-float);transform:scale(.95) translateY(20px);transition:all .3s cubic-bezier(.16,1,.3,1)}.modal-sm{max-width:400px}.modal-overlay.show .modal-container{transform:scale(1) translateY(0)}.modal-header{padding:1.5rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-color)}.modal-body{padding:1.5rem}.modal-footer{padding:1.5rem;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:1rem}.modal-footer.no-border{border-top:none}.upload-dropzone{border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:3rem 1.5rem;text-align:center;transition:all .2s;background-color:var(--bg-base)}.upload-dropzone:hover,.upload-dropzone.dragover{border-color:var(--accent-brand);background-color:var(--accent-brand-light)}.upload-icon{width:64px;height:64px;background-color:var(--bg-surface);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;color:var(--accent-brand);box-shadow:var(--shadow-sm)}.form-group{margin-bottom:1rem}.form-group label{display:block;font-size:.9rem;font-weight:500;margin-bottom:.5rem}.form-input{width:100%;padding:.75rem 1rem;background-color:var(--bg-base);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-main);outline:none;transition:all .2s}.form-input:focus{border-color:var(--accent-brand);box-shadow:0 0 0 3px var(--accent-brand-light)}.share-input-group{display:flex;gap:.5rem}.share-link-box{margin-top:1.5rem;background-color:var(--bg-base);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1rem;display:flex;justify-content:space-between;align-items:center}.share-link-info{display:flex;align-items:center;gap:1rem}.share-link-info i{color:var(--text-muted)}.share-link-info strong{display:block;font-size:.95rem}.share-link-info span{font-size:.8rem;color:var(--text-muted)}.modal-icon{width:64px;height:64px;border-radius:50%;background-color:var(--accent-danger-light);display:flex;align-items:center;justify-content:center;margin:0 auto}.modal-icon i{width:32px;height:32px}.mt-2{margin-top:.5rem}.mt-3{margin-top:1rem}.text-center{text-align:center}.toast-container{position:fixed;bottom:2rem;right:2rem;z-index:2000;display:flex;flex-direction:column;gap:.5rem}.toast{background-color:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-main);padding:1rem 1.5rem;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:1rem;transform:translate(120%);transition:transform .3s cubic-bezier(.16,1,.3,1)}.toast.show{transform:translate(0)}.toast i{color:var(--accent-green)}.topbar-left{display:flex;align-items:center;gap:1rem}.mobile-menu-toggle{display:none}@media (max-width: 768px){.mobile-menu-toggle{display:inline-flex}.sidebar{z-index:1001}.sidebar-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;z-index:1000;opacity:0;visibility:hidden;transition:all .3s}.sidebar-overlay.show{opacity:1;visibility:visible}}@media (max-width: 768px){.page-header{flex-direction:column;align-items:flex-start;gap:1rem}.header-actions{width:100%;display:flex}.header-actions .btn{flex:1;padding:.5rem}.file-table td,.file-table th{padding:.75rem .5rem}.file-name-cell{gap:.5rem}.folder-grid{grid-template-columns:1fr}.detail-panel{width:100%;max-width:100vw}}@media (max-width: 480px){.topbar-actions{gap:.5rem}.btn-upgrade{font-size:.75rem}.page-title{font-size:1.5rem}}.main-content{overflow-x:hidden}.table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.file-table{min-width:600px}@media (max-width: 768px){.file-table{min-width:100%}.file-table th:nth-child(2),.file-table td:nth-child(2),.file-table th:nth-child(3),.file-table td:nth-child(3),.file-table th:nth-child(4),.file-table td:nth-child(4){display:none}.dashboard-wrapper{padding:1rem .5rem}.topbar{padding:0 .5rem}}@media (max-width: 768px){.sidebar{position:fixed!important;left:0;top:0;bottom:0;height:100dvh;transform:translate(-100%);transition:transform .3s cubic-bezier(.16,1,.3,1);z-index:1001!important}.sidebar.open{transform:translate(0)!important}.mobile-menu-toggle{z-index:100;position:relative}}.files-grid-view{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.25rem;padding:.5rem}.file-grid-card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem;display:flex;flex-direction:column;align-items:center;gap:.75rem;text-align:center;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);position:relative}.file-grid-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--text-muted)}.file-grid-card .file-icon-lg{width:64px;height:64px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:.5rem}.file-grid-card .file-icon-lg.figma{background-color:var(--accent-purple-light);color:var(--accent-purple)}.file-grid-card .file-icon-lg.pdf{background-color:var(--accent-danger-light);color:var(--accent-danger)}.file-grid-card .file-icon-lg.video{background-color:var(--accent-green-light);color:var(--accent-green)}.file-grid-card .file-icon-lg.image{background-color:var(--accent-blue-light);color:var(--accent-blue)}.file-grid-card h4{font-size:.9rem;font-weight:600;color:var(--text-main);word-break:break-all;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.file-grid-card .file-meta{font-size:.75rem;color:var(--text-muted)}.file-grid-card .btn-more{position:absolute;top:.5rem;right:.5rem}