.secure-uploader{width:100%}.dropzone{border:2px dashed var(--border-color);border-radius:1rem;padding:3rem 2rem;text-align:center;cursor:pointer;transition:all .3s ease;background-color:var(--surface-color);position:relative;overflow:hidden}.dropzone:hover{border-color:var(--primary-color);background-color:var(--background-color)}.dropzone.drag-active{border-color:var(--primary-color);background-color:var(--primary-color);color:#fff;transform:scale(1.02)}.dropzone.drag-active .upload-icon svg{stroke:#fff}.dropzone.uploading{border-color:var(--primary-color);background-color:var(--surface-color);cursor:default}.upload-icon{color:var(--text-muted);transition:color .3s ease}.upload-prompt h3{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin:0}.upload-prompt p{color:var(--text-secondary);margin:0;font-size:1.125rem}.supported-formats{margin-top:1rem}.supported-formats small{color:var(--text-muted);font-size:.875rem}.upload-progress{display:flex;flex-direction:column;align-items:center;gap:1.5rem;width:100%}.file-info{text-align:center}.file-info h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem}.file-info p{color:var(--text-secondary);margin:0}.progress-container{width:100%;max-width:400px;display:flex;align-items:center;gap:1rem}.progress-bar{flex:1;height:8px;background-color:var(--border-color);border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--primary-hover));border-radius:4px;transition:width .3s ease}.progress-text{font-weight:600;color:var(--text-primary);min-width:3rem;text-align:right}.cancel-btn{background-color:var(--error-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:.5rem;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease}.cancel-btn:hover{background-color:#dc2626;transform:translateY(-1px)}.security-info{display:flex;justify-content:center;gap:2rem;margin-top:2rem;flex-wrap:wrap}.security-badge{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:2rem;font-size:.875rem;color:var(--text-secondary);transition:all .2s ease}.security-badge:hover{background-color:var(--border-color);transform:translateY(-1px)}.security-badge svg{color:var(--success-color)}@media (max-width: 768px){.dropzone{padding:2rem 1rem}.upload-prompt h3{font-size:1.25rem}.upload-prompt p{font-size:1rem}.security-info{flex-direction:column;align-items:center;gap:1rem}.progress-container{flex-direction:column;gap:.5rem}.progress-text{text-align:center}}@media (max-width: 480px){.dropzone{padding:1.5rem .75rem}.upload-progress{gap:1rem}.file-info h3{font-size:1.125rem}}.file-decryptor{max-width:800px;margin:0 auto;padding:2rem}.decryptor-header{text-align:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.decryptor-header h2{margin:0 0 .5rem;color:var(--text-primary);font-size:2rem;font-weight:600}.decryptor-header p{margin:0 0 1rem;color:var(--text-secondary);font-size:1rem}.refresh-btn{background:var(--primary-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease}.refresh-btn:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px)}.refresh-btn:disabled{opacity:.6;cursor:not-allowed}.upload-section{margin-bottom:2rem;padding:1.5rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px}.upload-section h3{margin:0 0 .5rem;color:var(--text-primary);font-size:1.25rem;font-weight:600}.upload-section p{margin:0 0 1rem;color:var(--text-secondary);font-size:.9rem}.dropzone{border:2px dashed var(--border-color);border-radius:12px;padding:2rem;text-align:center;cursor:pointer;transition:all .2s ease;background:var(--background-color)}.dropzone:hover,.dropzone.drag-active{border-color:var(--primary-color);background:var(--surface-color)}.dropzone.uploading{border-color:var(--primary-color);background:var(--surface-color);cursor:not-allowed}.upload-progress{display:flex;flex-direction:column;align-items:center;gap:1rem}.upload-progress .spinner{width:32px;height:32px;border:3px solid var(--border-color);border-top:3px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}.upload-progress p{margin:0;color:var(--text-secondary);font-weight:500}.upload-prompt{display:flex;flex-direction:column;align-items:center;gap:1rem}.upload-icon{color:var(--primary-color);opacity:.8}.upload-prompt h4{margin:0;color:var(--text-primary);font-size:1.1rem;font-weight:500}.upload-prompt p{margin:0;color:var(--text-secondary);font-size:.9rem}.supported-formats{margin-top:.5rem}.supported-formats small{color:var(--text-muted);font-size:.8rem}.files-section{margin-top:2rem}.files-section h3{margin:0 0 1rem;color:var(--text-primary);font-size:1.25rem;font-weight:600}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem;color:var(--text-secondary)}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top:3px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}.no-files{text-align:center;padding:3rem;color:var(--text-secondary)}.no-files-icon{margin-bottom:1rem;opacity:.6}.no-files h4{margin:0 0 .5rem;color:var(--text-primary);font-size:1.25rem;font-weight:500}.no-files p{margin:0;font-size:1rem}.files-list{display:flex;flex-direction:column;gap:1rem}.file-item{display:flex;align-items:center;justify-content:space-between;padding:1.5rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;transition:all .2s ease}.file-item:hover{border-color:var(--primary-color);box-shadow:0 4px 12px #0000001a}.file-info{display:flex;align-items:center;gap:1rem;flex:1}.file-icon{color:var(--primary-color);opacity:.8}.file-details h4{margin:0 0 .25rem;color:var(--text-primary);font-size:1.1rem;font-weight:500}.file-details p{margin:0 0 .25rem;color:var(--text-secondary);font-size:.9rem}.file-details p:last-child{margin-bottom:0}.file-status{color:var(--primary-color)!important;font-weight:500;font-size:.8rem}.file-actions{display:flex;gap:.75rem}.decrypt-btn{background:var(--success-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease}.decrypt-btn:hover:not(:disabled){background:var(--success-hover);transform:translateY(-1px)}.decrypt-btn:disabled{opacity:.6;cursor:not-allowed}.download-btn{background:var(--primary-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease}.download-btn:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px)}.download-btn:disabled{opacity:.6;cursor:not-allowed}.delete-btn{background:var(--danger-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease}.delete-btn:hover:not(:disabled){background:var(--danger-hover);transform:translateY(-1px)}.delete-btn:disabled{opacity:.6;cursor:not-allowed}@media (prefers-color-scheme: dark){.upload-section{background:var(--bg-secondary);border-color:var(--border-color)}.dropzone{background:var(--background-color)}.dropzone:hover,.dropzone.drag-active,.dropzone.uploading{background:var(--surface-color)}.file-item{background:var(--bg-secondary);border-color:var(--border-color)}.file-item:hover{border-color:var(--primary-color);box-shadow:0 4px 12px #0000004d}}@media (max-width: 768px){.file-decryptor,.upload-section{padding:1rem}.dropzone{padding:1.5rem}.file-item{flex-direction:column;align-items:flex-start;gap:1rem}.file-actions{width:100%;justify-content:stretch}.decrypt-btn,.delete-btn{flex:1}}.file-list{width:100%}.file-list-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem}.file-list-header h3{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin:0}.refresh-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:.5rem;color:var(--text-secondary);font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease}.refresh-btn:hover{background-color:var(--border-color);color:var(--text-primary);transform:translateY(-1px)}.files-grid{display:flex;flex-direction:column;gap:1rem}.file-card{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem;display:flex;align-items:center;gap:1rem;transition:all .2s ease;position:relative;width:100%}.file-card:hover{border-color:var(--primary-color);box-shadow:var(--shadow-md);transform:translateY(-2px)}.file-icon{font-size:2rem;flex-shrink:0}.file-info{flex:1;min-width:0}.file-name{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:.25rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-size{font-size:.875rem;color:var(--text-secondary);margin-bottom:.25rem}.file-date{font-size:.75rem;color:var(--text-muted)}.file-status{font-size:.75rem;color:var(--primary-color);font-weight:500;margin-top:.25rem}.files-section{margin-bottom:2rem}.files-section:last-child{margin-bottom:0}.section-title{display:flex;align-items:center;gap:.5rem;font-size:1.1rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-color)}.section-icon{font-size:1.2rem}.file-actions{display:flex;gap:.5rem;flex-shrink:0}.action-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1rem;border:none;border-radius:.5rem;cursor:pointer;transition:all .2s ease;color:var(--text-secondary);font-size:.875rem;font-weight:500;min-width:100px}.download-btn{background-color:var(--primary-color);color:#fff}.download-btn:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.download-btn:disabled{background-color:var(--text-muted);cursor:not-allowed;transform:none}.delete-btn{background-color:var(--surface-color);border:1px solid var(--border-color)}.delete-btn:hover{background-color:var(--error-color);color:#fff;border-color:var(--error-color);transform:translateY(-1px)}.file-list.loading{min-height:200px;display:flex;align-items:center;justify-content:center}.file-list.empty{min-height:300px;display:flex;align-items:center;justify-content:center}.empty-state p{margin-bottom:1.5rem}.loading-dots{display:flex;gap:.25rem}.loading-dots span{width:4px;height:4px;background-color:currentColor;border-radius:50%;animation:loading-dots 1.4s infinite ease-in-out}.loading-dots span:nth-child(1){animation-delay:-.32s}.loading-dots span:nth-child(2){animation-delay:-.16s}@keyframes loading-dots{0%,80%,to{transform:scale(0);opacity:.5}40%{transform:scale(1);opacity:1}}@media (max-width: 768px){.file-list-header{flex-direction:column;align-items:flex-start;gap:1rem}.files-grid{grid-template-columns:1fr;gap:1rem}.file-card{padding:1rem}.file-icon{font-size:1.5rem}.file-name{font-size:.875rem}.file-size,.file-date{font-size:.75rem}.action-btn{width:2rem;height:2rem}}@media (max-width: 480px){.file-card{flex-direction:column;text-align:center;gap:.75rem}.file-actions{width:100%;justify-content:center}.file-info{width:100%}}.header{background-color:var(--surface-color);border-bottom:1px solid var(--border-color);padding:1rem 0;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-content{display:flex;align-items:center;justify-content:space-between;gap:2rem}.logo{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:var(--text-primary)}.logo-icon{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));border-radius:.75rem;color:#fff}.logo h1{font-size:1.5rem;font-weight:700;margin:0;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{font-size:.875rem;color:var(--text-secondary);font-weight:400}.nav{flex:1;display:flex;justify-content:center}.nav-list{display:flex;list-style:none;gap:2rem;margin:0;padding:0}.nav-link{text-decoration:none;color:var(--text-secondary);font-weight:500;padding:.5rem 1rem;border-radius:.5rem;transition:all .2s ease}.nav-link:hover{color:var(--text-primary);background-color:var(--background-color)}.header-actions{display:flex;align-items:center;gap:1rem}.theme-toggle{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:.5rem;color:var(--text-secondary);cursor:pointer;transition:all .2s ease}.theme-toggle:hover{background-color:var(--border-color);color:var(--text-primary);transform:translateY(-1px)}@media (max-width: 768px){.header-content{flex-direction:column;gap:1rem}.nav{order:3;width:100%}.nav-list{gap:1rem;justify-content:center}.nav-link{padding:.5rem .75rem;font-size:.875rem}.header-actions{position:absolute;top:1rem;right:1rem}.logo h1{font-size:1.25rem}.tagline{display:none}}@media (max-width: 480px){.header{padding:.75rem 0}.nav-list{gap:.5rem}.nav-link{padding:.5rem;font-size:.8rem}}.footer{background-color:var(--surface-color);border-top:1px solid var(--border-color);padding:3rem 0 1rem;margin-top:auto}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-bottom:2rem}.footer-section h4{font-size:1.125rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem}.footer-section p{color:var(--text-secondary);line-height:1.6;margin-bottom:1rem}.footer-section ul{list-style:none;padding:0;margin:0}.footer-section ul li{margin-bottom:.5rem}.footer-section ul li a{color:var(--text-secondary);text-decoration:none;transition:color .2s ease}.footer-section ul li a:hover{color:var(--text-primary)}.social-links{display:flex;gap:1rem;margin-top:1rem}.social-links a{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background-color:var(--background-color);border:1px solid var(--border-color);border-radius:.5rem;color:var(--text-secondary);transition:all .2s ease}.social-links a:hover{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color);transform:translateY(-1px)}.footer-bottom{border-top:1px solid var(--border-color);padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.footer-bottom p{color:var(--text-secondary);font-size:.875rem;margin:0}.footer-stats{display:flex;gap:1.5rem;flex-wrap:wrap}.footer-stats span{font-size:.875rem;color:var(--text-secondary);display:flex;align-items:center;gap:.25rem}@media (max-width: 768px){.footer{padding:2rem 0 1rem}.footer-content{grid-template-columns:1fr;gap:1.5rem}.footer-bottom{flex-direction:column;text-align:center}.footer-stats{justify-content:center}}@media (max-width: 480px){.footer{padding:1.5rem 0 1rem}.footer-content{gap:1rem}.footer-section h4{font-size:1rem}.footer-stats{flex-direction:column;gap:.5rem}}:root{--toastify-color-light: #fff;--toastify-color-dark: #121212;--toastify-color-info: #3498db;--toastify-color-success: #07bc0c;--toastify-color-warning: #f1c40f;--toastify-color-error: #e74c3c;--toastify-color-transparent: rgba(255, 255, 255, .7);--toastify-icon-color-info: var(--toastify-color-info);--toastify-icon-color-success: var(--toastify-color-success);--toastify-icon-color-warning: var(--toastify-color-warning);--toastify-icon-color-error: var(--toastify-color-error);--toastify-toast-width: 320px;--toastify-toast-background: #fff;--toastify-toast-min-height: 64px;--toastify-toast-max-height: 800px;--toastify-font-family: sans-serif;--toastify-z-index: 9999;--toastify-text-color-light: #757575;--toastify-text-color-dark: #fff;--toastify-text-color-info: #fff;--toastify-text-color-success: #fff;--toastify-text-color-warning: #fff;--toastify-text-color-error: #fff;--toastify-spinner-color: #616161;--toastify-spinner-color-empty-area: #e0e0e0;--toastify-color-progress-light: linear-gradient( to right, #4cd964, #5ac8fa, #007aff, #34aadc, #5856d6, #ff2d55 );--toastify-color-progress-dark: #bb86fc;--toastify-color-progress-info: var(--toastify-color-info);--toastify-color-progress-success: var(--toastify-color-success);--toastify-color-progress-warning: var(--toastify-color-warning);--toastify-color-progress-error: var(--toastify-color-error)}.Toastify__toast-container{z-index:var(--toastify-z-index);-webkit-transform:translate3d(0,0,var(--toastify-z-index));position:fixed;padding:4px;width:var(--toastify-toast-width);box-sizing:border-box;color:#fff}.Toastify__toast-container--top-left{top:1em;left:1em}.Toastify__toast-container--top-center{top:1em;left:50%;transform:translate(-50%)}.Toastify__toast-container--top-right{top:1em;right:1em}.Toastify__toast-container--bottom-left{bottom:1em;left:1em}.Toastify__toast-container--bottom-center{bottom:1em;left:50%;transform:translate(-50%)}.Toastify__toast-container--bottom-right{bottom:1em;right:1em}@media only screen and (max-width : 480px){.Toastify__toast-container{width:100vw;padding:0;left:0;margin:0}.Toastify__toast-container--top-left,.Toastify__toast-container--top-center,.Toastify__toast-container--top-right{top:0;transform:translate(0)}.Toastify__toast-container--bottom-left,.Toastify__toast-container--bottom-center,.Toastify__toast-container--bottom-right{bottom:0;transform:translate(0)}.Toastify__toast-container--rtl{right:0;left:initial}}.Toastify__toast{position:relative;min-height:var(--toastify-toast-min-height);box-sizing:border-box;margin-bottom:1rem;padding:8px;border-radius:4px;box-shadow:0 1px 10px #0000001a,0 2px 15px #0000000d;display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;max-height:var(--toastify-toast-max-height);overflow:hidden;font-family:var(--toastify-font-family);cursor:default;direction:ltr;z-index:0}.Toastify__toast--rtl{direction:rtl}.Toastify__toast--close-on-click{cursor:pointer}.Toastify__toast-body{margin:auto 0;-ms-flex:1 1 auto;flex:1 1 auto;padding:6px;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}.Toastify__toast-body>div:last-child{word-break:break-word;-ms-flex:1;flex:1}.Toastify__toast-icon{-webkit-margin-end:10px;margin-inline-end:10px;width:20px;-ms-flex-negative:0;flex-shrink:0;display:-ms-flexbox;display:flex}.Toastify--animate{animation-fill-mode:both;animation-duration:.7s}.Toastify--animate-icon{animation-fill-mode:both;animation-duration:.3s}@media only screen and (max-width : 480px){.Toastify__toast{margin-bottom:0;border-radius:0}}.Toastify__toast-theme--dark{background:var(--toastify-color-dark);color:var(--toastify-text-color-dark)}.Toastify__toast-theme--light,.Toastify__toast-theme--colored.Toastify__toast--default{background:var(--toastify-color-light);color:var(--toastify-text-color-light)}.Toastify__toast-theme--colored.Toastify__toast--info{color:var(--toastify-text-color-info);background:var(--toastify-color-info)}.Toastify__toast-theme--colored.Toastify__toast--success{color:var(--toastify-text-color-success);background:var(--toastify-color-success)}.Toastify__toast-theme--colored.Toastify__toast--warning{color:var(--toastify-text-color-warning);background:var(--toastify-color-warning)}.Toastify__toast-theme--colored.Toastify__toast--error{color:var(--toastify-text-color-error);background:var(--toastify-color-error)}.Toastify__progress-bar-theme--light{background:var(--toastify-color-progress-light)}.Toastify__progress-bar-theme--dark{background:var(--toastify-color-progress-dark)}.Toastify__progress-bar--info{background:var(--toastify-color-progress-info)}.Toastify__progress-bar--success{background:var(--toastify-color-progress-success)}.Toastify__progress-bar--warning{background:var(--toastify-color-progress-warning)}.Toastify__progress-bar--error{background:var(--toastify-color-progress-error)}.Toastify__progress-bar-theme--colored.Toastify__progress-bar--info,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--success,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--warning,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--error{background:var(--toastify-color-transparent)}.Toastify__close-button{color:#fff;background:transparent;outline:none;border:none;padding:0;cursor:pointer;opacity:.7;transition:.3s ease;-ms-flex-item-align:start;align-self:flex-start}.Toastify__close-button--light{color:#000;opacity:.3}.Toastify__close-button>svg{fill:currentColor;height:16px;width:14px}.Toastify__close-button:hover,.Toastify__close-button:focus{opacity:1}@keyframes Toastify__trackProgress{0%{transform:scaleX(1)}to{transform:scaleX(0)}}.Toastify__progress-bar{position:absolute;bottom:0;left:0;width:100%;height:5px;z-index:var(--toastify-z-index);opacity:.7;transform-origin:left}.Toastify__progress-bar--animated{animation:Toastify__trackProgress linear 1 forwards}.Toastify__progress-bar--controlled{transition:transform .2s}.Toastify__progress-bar--rtl{right:0;left:initial;transform-origin:right}.Toastify__spinner{width:20px;height:20px;box-sizing:border-box;border:2px solid;border-radius:100%;border-color:var(--toastify-spinner-color-empty-area);border-right-color:var(--toastify-spinner-color);animation:Toastify__spin .65s linear infinite}@keyframes Toastify__bounceInRight{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(3000px,0,0)}60%{opacity:1;transform:translate3d(-25px,0,0)}75%{transform:translate3d(10px,0,0)}90%{transform:translate3d(-5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutRight{20%{opacity:1;transform:translate3d(-20px,0,0)}to{opacity:0;transform:translate3d(2000px,0,0)}}@keyframes Toastify__bounceInLeft{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(-3000px,0,0)}60%{opacity:1;transform:translate3d(25px,0,0)}75%{transform:translate3d(-10px,0,0)}90%{transform:translate3d(5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutLeft{20%{opacity:1;transform:translate3d(20px,0,0)}to{opacity:0;transform:translate3d(-2000px,0,0)}}@keyframes Toastify__bounceInUp{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,3000px,0)}60%{opacity:1;transform:translate3d(0,-20px,0)}75%{transform:translate3d(0,10px,0)}90%{transform:translate3d(0,-5px,0)}to{transform:translateZ(0)}}@keyframes Toastify__bounceOutUp{20%{transform:translate3d(0,-10px,0)}40%,45%{opacity:1;transform:translate3d(0,20px,0)}to{opacity:0;transform:translate3d(0,-2000px,0)}}@keyframes Toastify__bounceInDown{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,-3000px,0)}60%{opacity:1;transform:translate3d(0,25px,0)}75%{transform:translate3d(0,-10px,0)}90%{transform:translate3d(0,5px,0)}to{transform:none}}@keyframes Toastify__bounceOutDown{20%{transform:translate3d(0,10px,0)}40%,45%{opacity:1;transform:translate3d(0,-20px,0)}to{opacity:0;transform:translate3d(0,2000px,0)}}.Toastify__bounce-enter--top-left,.Toastify__bounce-enter--bottom-left{animation-name:Toastify__bounceInLeft}.Toastify__bounce-enter--top-right,.Toastify__bounce-enter--bottom-right{animation-name:Toastify__bounceInRight}.Toastify__bounce-enter--top-center{animation-name:Toastify__bounceInDown}.Toastify__bounce-enter--bottom-center{animation-name:Toastify__bounceInUp}.Toastify__bounce-exit--top-left,.Toastify__bounce-exit--bottom-left{animation-name:Toastify__bounceOutLeft}.Toastify__bounce-exit--top-right,.Toastify__bounce-exit--bottom-right{animation-name:Toastify__bounceOutRight}.Toastify__bounce-exit--top-center{animation-name:Toastify__bounceOutUp}.Toastify__bounce-exit--bottom-center{animation-name:Toastify__bounceOutDown}@keyframes Toastify__zoomIn{0%{opacity:0;transform:scale3d(.3,.3,.3)}50%{opacity:1}}@keyframes Toastify__zoomOut{0%{opacity:1}50%{opacity:0;transform:scale3d(.3,.3,.3)}to{opacity:0}}.Toastify__zoom-enter{animation-name:Toastify__zoomIn}.Toastify__zoom-exit{animation-name:Toastify__zoomOut}@keyframes Toastify__flipIn{0%{transform:perspective(400px) rotateX(90deg);animation-timing-function:ease-in;opacity:0}40%{transform:perspective(400px) rotateX(-20deg);animation-timing-function:ease-in}60%{transform:perspective(400px) rotateX(10deg);opacity:1}80%{transform:perspective(400px) rotateX(-5deg)}to{transform:perspective(400px)}}@keyframes Toastify__flipOut{0%{transform:perspective(400px)}30%{transform:perspective(400px) rotateX(-20deg);opacity:1}to{transform:perspective(400px) rotateX(90deg);opacity:0}}.Toastify__flip-enter{animation-name:Toastify__flipIn}.Toastify__flip-exit{animation-name:Toastify__flipOut}@keyframes Toastify__slideInRight{0%{transform:translate3d(110%,0,0);visibility:visible}to{transform:translateZ(0)}}@keyframes Toastify__slideInLeft{0%{transform:translate3d(-110%,0,0);visibility:visible}to{transform:translateZ(0)}}@keyframes Toastify__slideInUp{0%{transform:translate3d(0,110%,0);visibility:visible}to{transform:translateZ(0)}}@keyframes Toastify__slideInDown{0%{transform:translate3d(0,-110%,0);visibility:visible}to{transform:translateZ(0)}}@keyframes Toastify__slideOutRight{0%{transform:translateZ(0)}to{visibility:hidden;transform:translate3d(110%,0,0)}}@keyframes Toastify__slideOutLeft{0%{transform:translateZ(0)}to{visibility:hidden;transform:translate3d(-110%,0,0)}}@keyframes Toastify__slideOutDown{0%{transform:translateZ(0)}to{visibility:hidden;transform:translate3d(0,500px,0)}}@keyframes Toastify__slideOutUp{0%{transform:translateZ(0)}to{visibility:hidden;transform:translate3d(0,-500px,0)}}.Toastify__slide-enter--top-left,.Toastify__slide-enter--bottom-left{animation-name:Toastify__slideInLeft}.Toastify__slide-enter--top-right,.Toastify__slide-enter--bottom-right{animation-name:Toastify__slideInRight}.Toastify__slide-enter--top-center{animation-name:Toastify__slideInDown}.Toastify__slide-enter--bottom-center{animation-name:Toastify__slideInUp}.Toastify__slide-exit--top-left,.Toastify__slide-exit--bottom-left{animation-name:Toastify__slideOutLeft}.Toastify__slide-exit--top-right,.Toastify__slide-exit--bottom-right{animation-name:Toastify__slideOutRight}.Toastify__slide-exit--top-center{animation-name:Toastify__slideOutUp}.Toastify__slide-exit--bottom-center{animation-name:Toastify__slideOutDown}@keyframes Toastify__spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--secondary-color: #64748b;--background-color: #ffffff;--surface-color: #f8fafc;--bg-secondary: #f1f5f9;--border-color: #e2e8f0;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--success-color: #10b981;--success-hover: #059669;--danger-color: #ef4444;--danger-hover: #dc2626;--error-color: #ef4444;--warning-color: #f59e0b;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}.dark-mode{--primary-color: #3b82f6;--primary-hover: #60a5fa;--secondary-color: #94a3b8;--background-color: #0f172a;--surface-color: #1e293b;--bg-secondary: #334155;--border-color: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #64748b;--success-color: #22c55e;--success-hover: #16a34a;--danger-color: #f87171;--danger-hover: #ef4444;--error-color: #f87171;--warning-color: #fbbf24;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .3), 0 2px 4px -2px rgb(0 0 0 / .3);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .3), 0 4px 6px -4px rgb(0 0 0 / .3)}body{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;background-color:var(--background-color);color:var(--text-primary);line-height:1.6;transition:background-color .3s ease,color .3s ease}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding:2rem 0}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.upload-section,.files-section,.decrypt-section{margin-bottom:3rem}.upload-section h2,.files-section h2{font-size:1.875rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.description{color:var(--text-secondary);margin-bottom:2rem;font-size:1.125rem}.nav-tabs{display:flex;justify-content:center;margin-bottom:2rem;border-bottom:1px solid var(--border-color);gap:.5rem}.nav-tab{display:flex;align-items:center;gap:.5rem;padding:1rem 1.5rem;background:none;border:none;border-bottom:3px solid transparent;color:var(--text-secondary);font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease;border-radius:8px 8px 0 0}.nav-tab:hover{color:var(--text-primary);background-color:var(--surface-color)}.nav-tab.active{color:var(--primary-color);border-bottom-color:var(--primary-color);background-color:var(--surface-color)}.nav-tab svg{width:20px;height:20px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-size:.875rem;font-weight:500;text-decoration:none;cursor:pointer;transition:all .2s ease;gap:.5rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--surface-color);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--border-color)}.btn-danger{background-color:var(--error-color);color:#fff}.btn-danger:hover{background-color:#dc2626}.card{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease}.card:hover{box-shadow:var(--shadow-md)}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;color:var(--text-secondary)}.spinner{width:2rem;height:2rem;border:2px solid var(--border-color);border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-secondary)}.empty-icon{margin-bottom:1rem;opacity:.5}.empty-state h3{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;color:var(--text-primary)}@media (max-width: 768px){.container{padding:0 .75rem}.main-content{padding:1rem 0}.upload-section h2,.files-section h2{font-size:1.5rem}.description{font-size:1rem}}@media (max-width: 480px){.container{padding:0 .5rem}.card{padding:1rem}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-4{margin-top:1rem}.mt-8{margin-top:2rem}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.mb-8{margin-bottom:2rem}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-4{padding:1rem}.p-8{padding:2rem}.hidden{display:none}.block{display:block}.flex{display:flex}.inline-flex{display:inline-flex}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.rounded{border-radius:.25rem}.rounded-md{border-radius:.375rem}.rounded-lg{border-radius:.5rem}.rounded-full{border-radius:9999px}html{scroll-behavior:smooth}body{margin:0;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}#root{min-height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--surface-color)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}*:focus{outline:2px solid var(--primary-color);outline-offset:2px}button:focus{outline:2px solid var(--primary-color);outline-offset:2px}a:focus{outline:2px solid var(--primary-color);outline-offset:2px}*:focus:not(:focus-visible){outline:none}*:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}