:root{--primary-color:#0075BC}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:#f8f9fa;color:#333;line-height:1.6}.container{max-width:100%;height:100vh;display:flex;flex-direction:column}.header{background:rgba(255,255,255,.98);backdrop-filter:blur(10px);color:#1d2c4f;padding:1rem 0;box-shadow:0 2px 20px rgba(0,0,0,.1)}.nav-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:2rem}.logo{display:flex;align-items:center;gap:1rem}.logo img{height:32px;width:auto}.logo h1{color:#1d2c4f;font-size:1.5rem;font-weight:600;margin:0}.logo i{color:#0075bc;margin-right:.5rem}.nav-right{display:flex;align-items:center;gap:2rem;flex:0 0 auto}.main-nav{display:flex;align-items:center;gap:2rem}.dropdown{position:relative}.dropdown-btn{background:#0075bc;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:5px;cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:1rem;transition:all .3s ease}.dropdown-btn:hover{background:#001a2b;transform:translateY(-1px)}.dropdown-btn-wrapper{display:none}.dropdown-label{display:none}.dropdown-content{position:absolute;top:100%;left:0;background:#fff;min-width:250px;box-shadow:0 8px 32px rgba(0,0,0,.1);border-radius:8px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;z-index:1001;margin-top:.5rem}.dropdown:hover .dropdown-content{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-content a{display:block;padding:1rem 1.5rem;color:#1d2c4f;text-decoration:none;transition:all .3s ease;border-bottom:1px solid #f0f0f0}.dropdown-content a:last-child{border-bottom:none}.dropdown-section-title{padding:.75rem 1.5rem;font-weight:600;color:#1d2c4f;background:#f8f9fa;border-top:2px solid #e0e0e0;font-size:.85rem;text-transform:uppercase;letter-spacing:.5px}.dropdown-section-title:first-child{border-top:none}.dropdown-content a:hover{background:#f8f9fa;color:#0075bc;padding-left:2rem}.dropdown-content i{margin-right:.5rem;color:#e74c3c}.nav-link{color:#1d2c4f;text-decoration:none;padding:.75rem 1.5rem;border-radius:5px;transition:all .3s ease;background:rgba(0,117,188,.1);font-weight:500;font-size:1rem}.nav-link:hover{background:#0075bc;color:#fff;transform:translateY(-1px)}.nav-link i{margin-right:.5rem}.search-container{display:flex;align-items:center;background:rgba(0,117,188,.1);border-radius:25px;padding:.5rem;backdrop-filter:blur(10px);max-width:350px;width:auto;border:1px solid rgba(0,117,188,.2)}.search-input{background:0 0;border:none;outline:0;color:#1d2c4f;padding:.5rem 1rem;font-size:1rem;flex:1;min-width:200px;width:250px}.search-input::placeholder{color:rgba(29,44,79,.6)}.search-btn{background:rgba(0,117,188,.3);border:none;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:#0075bc;cursor:pointer;transition:all .3s ease;font-size:1rem}.search-btn:hover{background:#0075bc;color:#fff;transform:scale(1.05)}.mobile-menu-toggle{display:none;background:0 0;border:none;color:var(--primary-color);font-size:1.5rem;cursor:pointer;padding:.5rem;margin-left:auto}.main-content{display:flex;flex:1;overflow:hidden}.main-content.no-sidebar{flex-direction:column}.main-content.no-sidebar .content{width:100%;max-width:none}.sidebar{width:300px;background:#fff;border-right:1px solid #e0e0e0;display:flex;flex-direction:column;box-shadow:2px 0 10px rgba(0,0,0,.05)}.sidebar-header{padding:1rem;border-bottom:1px solid #e0e0e0;display:flex;justify-content:space-between;align-items:center;background:#f8f9fa}.sidebar-header h3{font-size:1.1rem;color:#555}.refresh-btn{background:0 0;border:none;color:#0075bc;cursor:pointer;padding:.5rem;border-radius:5px;transition:all .3s ease}.refresh-btn:hover{background:#0075bc;color:#fff}.tree-container{flex:1;overflow-y:auto;padding:1rem}.directory-tree{list-style:none}.directory-tree li{margin:.2rem 0;position:relative}.tree-item{display:flex;align-items:center;padding:.5rem;border-radius:5px;cursor:pointer;transition:all .3s ease;user-select:none}.tree-item:hover{background:#f0f0f0}.tree-item.active{background:#0075bc;color:#fff}.tree-item i{margin-right:.5rem;width:16px;text-align:center}.tree-children{margin-left:1rem;border-left:1px solid #e0e0e0;padding-left:1rem}.content{flex:1;display:flex;flex-direction:column;background:#fff;overflow:hidden}.breadcrumb-container{padding:.5rem 2rem;background:0 0}.no-sidebar .breadcrumb-container{padding:1.5rem 2rem;background:linear-gradient(135deg,rgba(0,117,188,.05) 0,rgba(29,44,79,.05) 100%);border-bottom:2px solid #e0e0e0;box-shadow:0 2px 4px rgba(0,0,0,.05)}.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:.25rem;font-size:.85rem}.breadcrumb-item{color:#0075bc;text-decoration:none;padding:0;transition:all .3s ease}.no-sidebar .breadcrumb-item{padding:.5rem 1rem;font-size:1.1rem;font-weight:500;background:rgba(0,117,188,.1);border:1px solid rgba(0,117,188,.2);margin:0 .2rem}.breadcrumb-item:hover{background:#0075bc;color:#fff}.no-sidebar .breadcrumb-item:hover{background:#0075bc;color:#fff;border-color:#0075bc;transform:translateY(-1px);box-shadow:0 2px 4px rgba(0,117,188,.3)}.breadcrumb-separator{color:#999}.breadcrumb-item.active{color:#1d2c4f;font-weight:500}.toolbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;border-bottom:1px solid #e0e0e0;background:#fff}.filter-controls,.view-controls{display:flex;gap:.5rem;align-items:center}.view-btn{background:#f8f9fa;border:1px solid #e0e0e0;padding:.5rem 1rem;border-radius:5px;cursor:pointer;transition:all .3s ease}.view-btn.active,.view-btn:hover{background:#0075bc;color:#fff;border-color:#0075bc}.filter-select{padding:.5rem 1rem;border:1px solid #e0e0e0;border-radius:5px;background:#fff;cursor:pointer}.download-file-btn{background:#0075bc;color:#fff;border:none;padding:.5rem 1rem;border-radius:5px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.5rem}.download-file-btn:hover{background:#001a2b}.download-file-btn:disabled{background:#bec3c5;cursor:not-allowed}.download-file-btn:disabled:hover{background:#bec3c5}.download-btn{background:#0075bc;color:#fff;border:none;padding:.5rem 1rem;border-radius:5px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.5rem}.download-btn:hover{background:#001a2b;transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,.2)}.download-btn:disabled{background:#bec3c5;cursor:not-allowed;transform:none;box-shadow:none}.download-btn:disabled:hover{background:#bec3c5;transform:none;box-shadow:none}.file-browser{flex:1;overflow-y:auto;padding:2rem;background:url('/assets/images/homepage.png');background-size:cover;background-position:center;background-attachment:fixed;background-repeat:no-repeat}.loading{display:flex;justify-content:center;align-items:center;height:200px;color:#999;font-size:1.2rem}.file-list{display:flex;flex-direction:column;gap:2rem}.folders-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}.folders-list{display:grid;grid-template-columns:1fr;gap:.5rem}.files-header{margin-top:1rem;padding-bottom:.5rem;border-bottom:2px solid #e0e0e0}.files-header h3{color:#1d2c4f;font-size:1.2rem;font-weight:600;margin:0}.files-list{display:grid;grid-template-columns:1fr;gap:.5rem}.file-list.list-view{display:flex;flex-direction:column}.file-list.grid-view{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}.file-item{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:1rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:1rem;box-shadow:0 2px 5px rgba(0,0,0,.05)}.file-item:hover{transform:translateY(-2px);box-shadow:0 4px 15px rgba(0,0,0,.1);border-color:#0075bc}.folders-grid .file-item{flex-direction:column;text-align:center}.folders-list .file-item{flex-direction:row;text-align:left}.files-list .file-item{flex-direction:row;text-align:left}.grid-view .file-item{flex-direction:column;text-align:center}.file-icon{font-size:2rem;color:#0075bc;width:60px;height:60px;display:flex;align-items:center;justify-content:center;background:rgba(0,117,188,.1);border-radius:50%}.file-icon.document{color:#e74c3c;background:rgba(231,76,60,.1)}.file-icon.cad{color:#f39c12;background:rgba(243,156,18,.1)}.file-icon.model{color:#27ae60;background:rgba(39,174,96,.1)}.file-icon.folder{color:#3498db;background:rgba(52,152,219,.1)}.file-icon.image{color:#9b59b6;background:rgba(155,89,182,.1)}.folders-grid .file-icon{font-size:3rem;width:80px;height:80px}.grid-view .file-icon{font-size:3rem;width:80px;height:80px}.folder-image-container{width:100%;height:150px;display:flex;align-items:center;justify-content:center;background:#f8f9fa;border-radius:8px;overflow:hidden;margin-bottom:.5rem}.folder-image{width:100%;height:100%;object-fit:cover}.folder-image-default{font-size:4rem;color:rgba(52,152,219,.3)}.files-list .folder-image-container,.folders-list .folder-image-container{display:none}.list-view .folder-image-container{display:none}.file-info{flex:1}.folders-grid .file-info{text-align:center}.files-list .file-info{text-align:left}.grid-view .file-info{text-align:center}.file-name{font-weight:500;color:#1d2c4f;word-break:break-word}.file-meta{color:#bec3c5;font-size:.9rem;margin-top:.25rem}.status-bar{display:flex;justify-content:space-between;align-items:center;padding:.5rem 2rem;background:#f8f9fa;border-top:1px solid #e0e0e0;font-size:.9rem;color:#666}.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,.8);animation:fadeIn .3s ease}.modal.show{display:flex;align-items:center;justify-content:center}.modal-content{background:#fff;border-radius:10px;max-width:90%;max-height:90%;overflow:hidden;position:relative;animation:slideIn .3s ease}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;padding-right:3.5rem;border-bottom:1px solid #e0e0e0;background:#f8f9fa;position:relative}.modal-header h3{margin:0;flex:1;padding-right:2rem}.close{position:absolute;right:1rem;top:50%;transform:translateY(-50%);color:#999;font-size:2rem;cursor:pointer;z-index:1001;line-height:1}.close:hover{color:#333}.download-file-btn{background:#0075bc;color:#fff;border:none;padding:.5rem 1rem;border-radius:5px;cursor:pointer;display:flex;align-items:center;gap:.5rem}.download-file-btn:hover{background:#001a2b}.modal-body{padding:2rem;max-height:70vh;overflow-y:auto}@keyframes fadeIn{from{opacity:0}to{opacity:1}}@keyframes slideIn{from{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.file-icon.image{color:#e74c3c}.file-icon.document{color:#3498db}.file-icon.video{color:#9b59b6}.file-icon.audio{color:#e67e22}.file-icon.archive{color:#f39c12}.file-icon.code{color:#27ae60}.file-icon.folder{color:#f39c12}@media (max-width:834px){.nav-container{flex-direction:row;flex-wrap:wrap;gap:1rem;padding:0 1rem;align-items:center}.logo{flex:1 1 100%;order:1}.logo h1{font-size:1.2rem}.mobile-menu-toggle{display:none!important}.nav-right{flex:1 1 100%;order:2;justify-content:flex-start}.search-container{flex:1 1 auto;min-width:150px}.main-nav{display:flex;flex-direction:row;gap:1rem;flex:0 1 auto}.dropdown{position:relative}.dropdown-btn{display:flex;padding:.75rem 1rem;font-size:.9rem;white-space:nowrap}.dropdown-btn-wrapper{display:none}.dropdown-label{display:none}.nav-link{padding:.75rem 1rem;font-size:.9rem;white-space:nowrap;display:flex;align-items:center;gap:.5rem}.dropdown-content{position:absolute;top:100%;left:0;background:#fff;min-width:250px;box-shadow:0 8px 32px rgba(0,0,0,.1);border-radius:8px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;z-index:1001;margin-top:.5rem}.dropdown:hover .dropdown-content{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-content a{padding:1rem 1.5rem;border-bottom:1px solid #f0f0f0}.dropdown-content a:last-child{border-bottom:none}.search-input{min-width:0;width:100%;flex:1}.main-content:not(.no-sidebar){flex-direction:column}.sidebar{width:100%;height:200px;border-right:none;border-bottom:1px solid #e0e0e0}.header{flex-direction:column;gap:1rem}.toolbar{flex-direction:column;gap:1rem;align-items:stretch;padding:1rem .5rem}.filter-controls{flex-direction:column;gap:.5rem;align-items:flex-start}.download-btn,.filter-select{width:30%;text-align:left;padding-left:.5rem}.breadcrumb-container{padding:.5rem 1rem;background:0 0;border-bottom:none}.no-sidebar .breadcrumb-container{padding:.5rem 1rem;background:0 0;border-bottom:none;box-shadow:none}.breadcrumb{flex-wrap:wrap;font-size:.7rem;gap:.2rem;padding:0;background:0 0;border-radius:0;box-shadow:none}.breadcrumb-item{font-size:.7rem;padding:0}.no-sidebar .breadcrumb-item{padding:0;font-size:.7rem}.file-browser{padding:1rem}.folders-grid{grid-template-columns:repeat(2,1fr);gap:.75rem}.file-list.grid-view{grid-template-columns:repeat(2,1fr)}.folder-image-container{height:120px}.file-item{padding:.75rem}.status-bar{padding:.5rem 1rem;font-size:.8rem;flex-direction:column;gap:.25rem;text-align:center}}@media (max-width:768px){.nav-container{position:relative}.logo{flex:1 1 auto;order:1}.mobile-menu-toggle{display:block!important;order:2;flex:0 0 auto}.nav-right{flex:1 1 100%;order:3;justify-content:flex-start}.nav-menu-wrapper{position:absolute;top:100%;left:0;right:0;z-index:1000}.search-container{flex:1 1 auto;min-width:150px}.main-nav{display:none;width:100%;flex-direction:column;background:#fff;border-radius:0;box-shadow:0 4px 12px rgba(0,0,0,.15);padding:.5rem;gap:0;max-height:80vh;overflow-y:auto}.main-nav.show{display:flex}.main-nav.show{display:flex}.dropdown{width:100%}.dropdown-btn{display:none}.dropdown-btn-wrapper{display:block;width:100%;padding:0;font-size:.9rem;pointer-events:none}.dropdown-label{display:flex;color:#1d2c4f;font-weight:500;align-items:center;gap:.5rem;padding:.75rem 1rem;background:rgba(0,117,188,.1);border-radius:5px;transition:all .3s ease}.nav-link{width:100%;text-align:left;padding:.75rem 1rem;font-size:.9rem;background:rgba(0,117,188,.1);margin:0;display:flex;align-items:center;gap:.5rem}.dropdown-content{position:static;display:block;opacity:1;visibility:visible;transform:none;box-shadow:none;background:0 0;margin-top:0}.dropdown-content a{padding:.6rem 1rem;padding-left:1rem;font-size:.85rem;background:rgba(0,117,188,.05);border-radius:4px;margin-bottom:.25rem}.dropdown-content a:last-child{margin-bottom:0}.modal-header{flex-wrap:wrap;padding-right:1rem}.modal-header h3{flex:1;padding-right:2rem}.download-file-btn{flex-basis:100%;order:3;margin-top:.5rem;justify-content:center}.close{top:25%;transform:translateY(-25%)}.download-btn,.filter-select{width:80%}}@media (max-width:480px){.header{padding:.75rem 0}.header{position:relative}.nav-container{gap:.5rem;padding:0 .5rem}.logo h1{font-size:.9rem}.logo img{height:24px}.mobile-menu-toggle{font-size:1.3rem}.dropdown-btn,.nav-link{padding:.6rem .75rem;font-size:.85rem}.breadcrumb-container{padding:.25rem .5rem;background:0 0;border-bottom:none}.no-sidebar .breadcrumb-container{padding:.25rem .5rem;background:0 0;border-bottom:none;box-shadow:none}.breadcrumb{font-size:.85rem;gap:.15rem;padding:0;background:0 0;border-radius:0;box-shadow:none}.breadcrumb-item{font-size:.65rem;padding:0}.no-sidebar .breadcrumb-item{padding:0;font-size:.85rem;background:0 0;border:none}.search-input{font-size:.9rem;padding:.4rem .75rem}.search-btn{width:35px;height:35px}.file-browser{padding:.5rem}.folders-grid{grid-template-columns:1fr;gap:.5rem}.file-list.grid-view{grid-template-columns:1fr}.folder-image-container{height:100px}.file-item{padding:.5rem;gap:.75rem}.file-name{font-size:.9rem}.file-meta{font-size:.8rem}.file-icon{font-size:1.5rem;width:45px;height:45px}.folders-grid .file-icon{font-size:2rem;width:60px;height:60px}.toolbar{gap:.5rem}.download-btn,.filter-select{font-size:.85rem;padding:.4rem .75rem}.modal-content{max-width:95%;max-height:95%}.modal-body{padding:1rem}.search-container{max-width:250px}.search-input{min-width:120px;width:160px}.file-list.grid-view{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.modal-content{max-width:95%;margin:1rem}}.error-message{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 2rem;text-align:center;color:#721c24;background:#f8d7da;border:1px solid #f5c6cb;border-radius:8px;margin:2rem}.error-icon{font-size:3rem;color:#dc3545;margin-bottom:1rem}.error-message h3{font-size:1.5rem;margin-bottom:1rem;color:#721c24}.error-message p{margin-bottom:2rem;line-height:1.5;max-width:500px}.retry-btn{background:#dc3545;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:5px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.5rem;font-size:1rem}.retry-btn:hover{background:#c82333;transform:translateY(-2px)}