:root{--color-bg: #232946;--color-primary: #6bceff;--color-primary-hover: rgb(107, 159, 255);--color-danger: #ff4757;--color-danger-hover: #ff3742;--color-card-bg: rgba(255, 255, 255, .1);--color-card-border: rgba(255, 255, 255, .2);--color-frosted-shadow: 0 4px 32px 0 var(--color-shadow);--color-frosted-blur: blur(8px);--color-text: #fff;--color-text-light: #e0e0e0;--color-text-muted: #c0c0c0;--color-error-bg: rgba(255, 0, 0, .2);--color-error: #ffcccb;--color-error-border: rgba(255, 0, 0, .3);--color-input-text: #232946;--color-shadow: rgba(31, 38, 135, .15);--color-card-shadow: 0 8px 32px 0 rgba(0, 0, 0, .38), 0 1.5px 8px 0 rgba(0, 0, 0, .18);--color-btn-shadow: 0 4px 12px rgba(107, 206, 255, .4)}body{margin:0 auto;min-height:100vh;background-color:var(--color-bg);position:relative;overflow-x:hidden;font-size:1.13rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (max-width: 600px){body{width:90%}}h1{font-size:2.7rem;margin-bottom:2rem;text-shadow:2px 2px 4px rgba(0,0,0,.3);color:var(--color-text)}h2{font-size:2.1rem;color:var(--color-text)}.frosted-glass-card{border-radius:15px;padding:1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease;background:var(--color-card-bg);color:var(--color-text)!important}.frosted-glass-card:hover{transform:translateY(-5px);box-shadow:0 4px 16px #00000017}.frosted-input{background:#ffffff21;color:var(--color-text);border:1px solid var(--color-card-border);border-radius:8px;padding:12px 16px;font-size:1rem;margin-bottom:.5rem;width:100%}.frosted-input:focus{outline:none;box-shadow:0 0 0 2px var(--color-primary)}@media (max-width: 600px){.frosted-input{padding:.5rem 0rem}}.error{background:var(--color-error-bg);color:var(--color-error);padding:1rem;border-radius:10px;text-align:center}.success{background:var(--color-primary);color:var(--color-text);padding:1rem;border-radius:10px;text-align:center}.loading{font-size:1.2rem;color:var(--color-text);margin:2rem 0}.delete-btn{background:var(--color-danger);color:var(--color-text);border:none;padding:8px 16px;border-radius:20px;cursor:pointer;font-size:.9rem;transition:all .3s ease;align-self:flex-end;margin-left:8px}.delete-btn:hover:not(:disabled){background:var(--color-danger-hover);transform:scale(1.05)}.delete-btn:disabled{opacity:.6;cursor:not-allowed}.back-btn{border:none;margin-left:1rem;border-radius:24px;padding:8px 20px;font-size:18px;color:var(--color-text);cursor:pointer;display:flex;align-items:center;gap:8px}.back-btn.frosted-card{background:var(--color-card-bg)!important;box-shadow:none!important;border:1.5px solid var(--color-card-border)!important;color:var(--color-text);backdrop-filter:var(--color-frosted-blur)!important;-webkit-backdrop-filter:var(--color-frosted-blur)!important}@media (max-width: 768px){.App-header{padding:15px}h1{font-size:2.1rem}h2{font-size:1.5rem}h3{font-size:1rem;color:var(--color-text)}.user-info h3,.department-title{font-size:1.13rem}}.animated-bg-icons{position:fixed;top:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:0}.animated-bg-icons svg,.animated-bg-icons .icon1,.animated-bg-icons .icon2,.animated-bg-icons .icon3,.animated-bg-icons .icon4,.animated-bg-icons .icon5{position:absolute;opacity:.12;width:80px;height:80px;font-size:3.5rem;will-change:transform;animation-fill-mode:both}.animated-bg-icons .icon1{left:10vw;top:15vh;animation-name:floatIcon1!important;animation-duration:16s!important;animation-timing-function:linear!important;animation-iteration-count:infinite!important;animation-delay:0s!important}.animated-bg-icons .icon2{left:70vw;top:30vh;animation-name:floatIcon2!important;animation-duration:19s!important;animation-timing-function:linear!important;animation-iteration-count:infinite!important;animation-delay:6s!important}.animated-bg-icons .icon3{left:40vw;top:60vh;animation-name:floatIcon3!important;animation-duration:13s!important;animation-timing-function:linear!important;animation-iteration-count:infinite!important;animation-delay:12s!important}.animated-bg-icons .icon4{left:80vw;top:80vh;animation-name:floatIcon4!important;animation-duration:21s!important;animation-timing-function:linear!important;animation-iteration-count:infinite!important;animation-delay:18s!important}.animated-bg-icons .icon5{left:20vw;top:75vh;animation-name:floatIcon5!important;animation-duration:17s!important;animation-timing-function:linear!important;animation-iteration-count:infinite!important;animation-delay:9s!important}@keyframes floatIcon1{0%{transform:translateY(0) scale(1) rotate(0)}30%{transform:translateY(-40px) scale(1.08) rotate(8deg)}60%{transform:translateY(-70px) scale(1.12) rotate(-6deg)}to{transform:translateY(0) scale(1) rotate(0)}}@keyframes floatIcon2{0%{transform:translateY(0) scale(1) rotate(0)}40%{transform:translateY(-60px) scale(1.1) rotate(-12deg)}80%{transform:translateY(-30px) scale(1.05) rotate(7deg)}to{transform:translateY(0) scale(1) rotate(0)}}@keyframes floatIcon3{0%{transform:translateY(0) scale(1) rotate(0)}25%{transform:translateY(-30px) scale(1.04) rotate(5deg)}75%{transform:translateY(-80px) scale(1.13) rotate(-10deg)}to{transform:translateY(0) scale(1) rotate(0)}}@keyframes floatIcon4{0%{transform:translateY(0) scale(1) rotate(0)}20%{transform:translateY(-50px) scale(1.09) rotate(10deg)}60%{transform:translateY(-90px) scale(1.15) rotate(-8deg)}to{transform:translateY(0) scale(1) rotate(0)}}@keyframes floatIcon5{0%{transform:translateY(0) scale(1) rotate(0)}50%{transform:translateY(-70px) scale(1.12) rotate(12deg)}to{transform:translateY(0) scale(1) rotate(0)}}.logout-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:80vh}.logout-message{font-size:1.5rem;color:var(--color-text);margin-bottom:1.5rem;text-align:center}.login-form{background:var(--color-card-bg);padding:2rem;border-radius:15px;max-width:350px;margin:2rem auto;display:flex;flex-direction:column;gap:1rem;box-shadow:var(--color-card-shadow)}.login-form h2{color:var(--color-text);margin-bottom:1rem}.login-form input{padding:12px 16px;border:none;border-radius:25px;font-size:1rem;color:var(--color-input-text)}.login-form button{padding:12px 24px;background:var(--color-primary);color:var(--color-text);border:none;border-radius:25px;font-size:1rem;cursor:pointer;font-weight:600;transition:all .3s ease}.login-form .error{background:var(--color-error-bg);color:var(--color-error);padding:.5rem 1rem;border-radius:10px;margin-top:.5rem;border:1px solid var(--color-error-border);font-size:.95rem}.top-navbar{display:flex;align-items:center;justify-content:space-between;color:var(--color-text);padding:.5rem 2rem;-webkit-backdrop-filter:blur(12px) saturate(180%);backdrop-filter:blur(12px) saturate(180%);position:sticky;top:0;z-index:100;background-color:var(--color-bg);border-bottom:1px solid var(--color-card-border)}.navbar-logo{font-size:2rem;cursor:pointer;-webkit-user-select:none;user-select:none}.navbar-title{flex:1;text-align:center;font-size:1.5rem;font-weight:700;letter-spacing:2px}.navbar-actions{display:flex;gap:1rem}.navbar-btn{background:var(--color-primary);border:none;border-radius:4px;padding:.5rem 1rem;font-size:1rem;cursor:pointer;transition:background .2s;font-weight:500}.navbar-btn:hover{background:var(--color-primary-hover)}@media (max-width: 600px){.top-navbar{flex-wrap:wrap}.navbar-actions{flex-wrap:wrap;justify-content:center;gap:.1rem .5rem}.navbar-btn{margin-top:.5rem;padding:.4rem}}.users-page{box-sizing:border-box;width:100%;font-size:1.13rem;text-align:center;min-height:100vh;background:transparent;color:var(--color-text);position:relative;z-index:1;padding-left:24px;padding-right:24px}.users-page-header{padding:20px;max-width:1200px;margin:0 auto}.users-page-user-form{background:var(--color-card-bg);padding:2rem;border-radius:15px;margin-bottom:2rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-card-border)}.users-page-form-group{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;align-items:center}.users-page-users-section{margin-top:2rem}.users-page-users-section h2{font-size:2rem;margin-bottom:1.5rem;color:var(--color-text)}.users-page-users-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:2rem}.users-page-user-card{background:var(--color-card-bg);border-radius:15px;padding:1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-card-border);transition:all .3s ease;display:flex;flex-direction:column;justify-content:space-between;color:var(--color-text)!important}.users-page-user-card:hover{transform:translateY(-5px)}.users-page-user-info{text-align:left;margin-bottom:1rem;color:var(--color-text)!important}.users-page-user-info h3{margin:0 0 .5rem;font-size:1.45rem;color:var(--color-text)}.users-page-user-info p{margin:0 0 .5rem;color:var(--color-text-light);font-size:1rem}.users-page-user-info small{color:var(--color-text-muted);font-size:.85rem}.users-page-no-users{color:var(--color-text-muted);font-size:1.2rem;margin:3rem 0;font-style:italic}@media (max-width: 600px){.users-page-users-list{display:flex;flex-direction:column}.users-page-user-info{word-break:break-all}.users-page input{width:100%}}.storage-stats{margin:0 auto 2rem;width:25rem;display:flex;flex-direction:column}.storage-stats h4{margin:0 0 .7rem}.storage-stats ul{margin:0 0 .7rem;padding:0 0 0 1.2rem}.storage-stats li{margin-bottom:.2rem;font-size:1.04rem}.storage-total{font-weight:600;color:var(--color-primary);font-size:1.08rem;margin-top:.2rem}@media (max-width: 600px){.storage-stats{width:80%}}.departments-page{padding:2rem 0;display:flex;flex-direction:column;align-items:center}.departments-page-create-department{display:flex;flex-direction:column;gap:.7rem;width:25rem}.departments-page-user-select{margin-bottom:2rem}.departments-page-all-departments{margin-top:2rem;display:grid;place-items:center}.departments-page-list{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}@media (max-width: 600px){.departments-page-list{grid-template-columns:1fr}}.departments-page-card{cursor:pointer;display:flex;flex-direction:column;min-height:340px;position:relative;width:340px;box-sizing:border-box;padding-bottom:0}.departments-page-card-info{display:flex;flex-direction:column;gap:.5rem;padding-bottom:3rem}.departments-page-card-info p{margin-bottom:1rem;font-size:.9rem}.departments-page-input{padding:.5rem;border:1px solid var(--color-border);border-radius:.5rem;font-size:1rem}.departments-page-create-btn{position:absolute;left:0;right:0;bottom:0;width:100%;background:var(--color-primary);color:var(--white);border:none;border-radius:0 0 .5rem .5rem;padding:.7rem;cursor:pointer;font-size:.98rem;transition:background .2s,box-shadow .2s}.departments-page-create-btn:hover{background:var(--color-primary-hover);color:var(--white);box-shadow:0 0 0 3px var(--color-primary-hover),0 0 8px 2px var(--color-primary-hover);filter:brightness(1.1) drop-shadow(0 0 4px var(--color-primary-hover))}.departments-page-delete-btn{position:absolute;left:0;right:0;bottom:0;width:100%;background:var(--color-danger);color:var(--white);border:none;border-radius:0 0 .5rem .5rem;padding:.7rem 0;cursor:pointer;font-size:.98rem;transition:background .2s,box-shadow .2s}.departments-page-delete-btn:hover{background:var(--color-danger-hover);color:var(--white);box-shadow:0 0 0 3px var(--color-danger-hover),0 0 8px 2px var(--color-danger);filter:brightness(1.1) drop-shadow(0 0 4px var(--color-danger-hover))}.departments-page-error{color:#e74c3c;margin-top:1rem}.departments-page-success{color:#27ae60;margin-top:1rem}.departments-page-no-users{color:#888;margin-top:1.5rem}.detail-divider{margin:24px 0}.share-link-container{margin-top:16px}.share-label{font-weight:500}.share-row{display:flex;align-items:center;gap:8px;margin-top:4px}.share-input{flex:1;padding:6px;border-radius:6px;border:1px solid var(--color-card-border);background:var(--color-card-bg)}.share-btn{padding:6px 14px;border-radius:6px;border:none;background:var(--color-primary);color:var(--color-text);cursor:pointer;font-weight:500;transition:background .2s}.share-link-block{margin-top:16px}.share-success-msg{color:var(--color-primary);margin-top:4px}.share-error-msg{color:var(--color-danger);margin-top:4px}.share-links-list{list-style:none;padding:0;margin:0}.share-link-item{display:flex;align-items:center;gap:12px;margin:8px 0;background:var(--color-card-bg);border-radius:8px;padding:8px 12px}.share-link-item span{color:var(--color-text-light);font-size:.98rem}.share-link-item b{color:var(--color-text)}.share-link-item .share-btn{font-size:.95rem;padding:4px 10px}@media (max-width: 600px){.departments-page-create-department{width:80%}.departments-page-card{width:80vw}}.profile-page{display:flex;flex-direction:column;align-items:center;gap:2rem}.profile-page-form{display:flex;flex-direction:column;gap:.7rem;width:25rem;position:relative;padding-bottom:3rem}.profile-page-create-btn{position:absolute;left:0;right:0;bottom:0;width:100%;background:var(--color-primary);color:var(--white);border:none;border-radius:0 0 .5rem .5rem;padding:.7rem 0;cursor:pointer;font-size:.98rem;transition:background .2s,box-shadow .2s}.profile-page-create-btn:hover{background:var(--color-primary-hover);color:var(--white);box-shadow:0 0 0 3px var(--color-primary-hover),0 0 8px 2px var(--color-primary-hover);filter:brightness(1.1) drop-shadow(0 0 4px var(--color-primary-hover))}@media (max-width: 600px){.profile-page-form{width:75%}}@media (max-width: 600px){.share-link-container,.share-row{display:flex;flex-direction:column}.share-row input,.share-row button{width:80%}.share-link-block,.share-link-item{display:flex;flex-direction:column}.share-link-item button{width:80%}}.department-detail-page{padding:2rem 0;min-height:100vh}.department-detail-card{display:flex;flex-direction:column;justify-content:space-between;max-width:480px;margin:24px auto 0}.file-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px}.file-list-item{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.3rem;background:var(--color-card-bg);border-radius:12px}.file-name{font-weight:500;font-size:1.08rem;word-break:break-all}.file-actions{display:flex;gap:8px;margin-left:18px}.file-download-btn,.file-delete-btn{padding:7px 16px;border-radius:8px;border:none;font-size:.98rem;font-weight:500;cursor:pointer;background:var(--color-primary);color:var(--color-text);transition:background .2s}.file-delete-btn{background:var(--color-danger)}.file-download-btn:hover{background:var(--color-primary-hover)}.file-delete-btn:hover{background:var(--color-danger-hover)}@media (max-width: 600px){.file-list-item{display:flex;flex-direction:column}.file-actions{display:flex;flex-direction:column;margin-left:0;margin-top:10px;justify-content:flex-end}.file-name{word-break:break-all}}.department-public-credentials,.department-public-card{max-width:480px;margin:40px auto}.department-public-form{display:flex;flex-direction:column;gap:12px}.department-public-input{padding:8px;border-radius:8px;border:1px solid var(--color-card-border)}.department-public-btn{padding:10px;border-radius:8px;background:var(--color-primary);color:var(--color-text);border:none;font-weight:500;cursor:pointer}.department-public-btn:disabled{opacity:.7;cursor:not-allowed}.department-public-label{font-weight:500}.department-public-divider{margin:24px 0}.department-public-error-msg{color:var(--color-danger);margin-top:8px}.department-public-success-msg{color:green;margin-top:8px}.department-drop-area{border:2.5px dashed var(--color-primary);border-radius:18px;background:var(--color-card-bg);min-height:120px;margin:18px 0;cursor:pointer;transition:background .2s,border-color .2s}.department-drop-area-content{display:flex;flex-direction:column;align-items:center;justify-content:center}.department-drop-area-content span{font-size:80px;margin-bottom:8px;opacity:.9}.department-filename{margin-top:8px;color:var(--color-primary)}.department-drop-area-content img{width:100px;height:100px;margin-bottom:12px;opacity:.8;transition:transform 1.2s cubic-bezier(.4,2,.6,1)}.department-upload-progress-bar-container{width:100%;background:var(--color-card-bg);border-radius:8px;margin:12px 0 4px;height:18px;position:relative;box-shadow:0 2px 8px 0 var(--color-shadow);overflow:hidden;display:flex;align-items:center}.department-upload-progress-bar{height:100%;background:var(--color-primary);border-radius:8px;transition:width .2s}.department-upload-progress-label{position:absolute;left:50%;top:0;transform:translate(-50%);color:var(--color-text);font-size:.95rem;font-weight:500;letter-spacing:.01em}@keyframes float{0%{transform:translateY(0)}30%{transform:translateY(-5px)}70%{transform:translateY(+5px)}to{transform:translateY(0)}}.drop-area:hover img,.drop-area.drag-active img{animation:float 4.2s ease-in-out infinite}