@import"https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,400;0,500;0,600;0,700;1,700&display=swap";@import"https://fonts.googleapis.com/css2?family=Inconsolata:wght@700&display=swap";@import"https://fonts.googleapis.com/css2?family=Fira+Code:wght@600&display=swap";:root{--bg-primary: #f3f2ef;--bg-secondary: #f5f4f1;--bg-tertiary: #eae8e4;--bg-card: #ffffff;--text-primary: #333333;--text-secondary: #555555;--text-muted: #888888;--accent-primary: #7366fe;--accent-secondary: #5a4ed9;--accent-light: #d4d0f4;--accent-gradient: linear-gradient(135deg, #7366fe 0%, #5a4ed9 100%);--success: #22c55e;--error: #ef4444;--warning: #f59e0b;--border-color: #e0ddd8;--border-radius: 12px;--border-radius-sm: 8px;--border-radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04), 0 1px 3px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px rgba(0, 0, 0, .04), 0 2px 4px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 20px rgba(0, 0, 0, .06), 0 4px 8px rgba(0, 0, 0, .04);--transition: all .2s ease}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:15px}.file-ping-app{display:flex;flex-direction:column;min-height:100%;max-width:100%}.file-ping-app.web{min-height:100vh}.file-ping-app.electron{height:100%;overflow:hidden}.nat-warning{display:flex;align-items:flex-start;justify-content:center;gap:8px;padding:8px 16px;background:#ef444414;border-bottom:1px solid rgba(239,68,68,.2);font-size:13px;font-weight:500;color:var(--error);cursor:pointer;-webkit-user-select:none;user-select:none;text-align:center}.nat-warning .warning-icon{width:16px;height:16px;flex-shrink:0;margin-top:2px}.nat-warning-content{flex:1;min-width:0}.nat-warning-content span{display:block}.nat-warning-details{margin-top:6px;font-weight:400;font-size:12px;line-height:1.5;color:var(--text-secondary)}.file-ping-app.electron .nat-warning{padding:6px 12px;font-size:12px}.file-ping-app.electron .nat-warning .warning-icon{width:14px;height:14px}.file-ping-app.electron .nat-warning-details{font-size:11px}.app-header{position:relative;background:var(--bg-card);border-bottom:1px solid var(--border-color);padding:24px 20px;text-align:center;box-shadow:var(--shadow-sm)}.header-icon-button{position:absolute;top:70px;display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:transparent;border:none;border-radius:var(--border-radius-sm);color:var(--text-muted);cursor:pointer;transition:var(--transition)}.header-icon-button svg{width:20px;height:20px}.header-icon-button:hover{background:var(--bg-tertiary);color:var(--text-primary)}.header-faq-button{left:16px}.header-settings-button{right:16px}.header-content{max-width:600px;margin:0 auto}.logo{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:6px}.logo-icon{width:32px;height:32px;color:var(--accent-primary)}.logo-icon svg{width:100%;height:100%}.logo h1{font-family:Inter,sans-serif;font-size:28px;font-weight:700;font-style:italic;color:var(--text-primary);letter-spacing:-.5px}.tagline{color:var(--text-muted);font-size:14px;font-weight:400}.app-main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:32px 24px;overflow-y:auto;overflow-x:hidden;position:relative}.app-main>*:first-child{margin-top:auto}.electron .app-main>.settings-button-row:first-child{margin-top:0}.app-main>*:last-child{margin-bottom:auto}.electron .app-main{padding:8px 20px 24px;background:var(--bg-primary)}.settings-button-row{width:100%;display:flex;justify-content:space-between;margin-bottom:16px;margin-top:0;flex-shrink:0}.settings-button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:transparent;border:none;border-radius:var(--border-radius-sm);color:var(--text-muted);cursor:pointer;transition:var(--transition)}.settings-button svg{width:18px;height:18px}.settings-button:hover{background:var(--bg-tertiary);color:var(--text-primary)}.initial-screen{width:100%;max-width:420px;display:flex;flex-direction:column;gap:16px}.divider{display:flex;align-items:center;gap:16px;color:var(--text-muted);font-size:13px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border-color)}.drop-zone{background:var(--bg-card);border:2px dashed var(--border-color);border-radius:var(--border-radius-lg);padding:40px 24px;text-align:center;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.drop-zone:hover{border-color:var(--accent-primary);background:var(--accent-light);box-shadow:var(--shadow-md)}.drop-zone.dragging{border-color:var(--accent-primary);background:var(--accent-light);transform:scale(1.01);box-shadow:var(--shadow-lg)}.drop-zone.disabled{opacity:.5;cursor:not-allowed;background:var(--bg-tertiary);min-height:180px;display:flex;align-items:center;justify-content:center}.drop-zone.disabled:hover{border-color:var(--border-color);background:var(--bg-tertiary);box-shadow:var(--shadow-sm)}.drop-zone-content{display:flex;flex-direction:column;align-items:center;gap:16px}.drop-icon{width:56px;height:56px;color:var(--accent-primary);background:var(--accent-light);border-radius:50%;padding:14px;transition:var(--transition)}.drop-zone:hover .drop-icon{background:var(--accent-primary);color:#fff;transform:scale(1.05)}.drop-icon svg{width:100%;height:100%}.drop-text{font-size:16px;font-weight:600;color:var(--text-primary)}.drop-hint{font-size:13px;color:var(--text-muted)}.auth-toggle-container{display:flex;align-items:center;justify-content:center;gap:10px}.auth-toggle-label{font-size:11px;font-weight:600;color:var(--text-muted);letter-spacing:1px;text-transform:uppercase}.auth-toggle{display:flex;align-items:center;height:40px;padding:3px;border-radius:50px;position:relative;border:2px solid var(--border-color);background:var(--bg-card);width:210px;box-shadow:var(--shadow-sm);overflow:visible}.auth-toggle label{text-align:center;font-family:Inter,sans-serif;display:flex;align-items:center;justify-content:center;color:var(--text-muted);position:relative;z-index:4;margin:0;padding:2px 0;font-size:13px;font-weight:500;width:70px;cursor:pointer;transition:color .3s ease}.auth-toggle input{height:34px;margin:0;position:absolute;z-index:3;opacity:0;cursor:pointer;width:70px}.auth-toggle input:nth-of-type(1){left:3px}.auth-toggle input:nth-of-type(2){left:70px}.auth-toggle input:nth-of-type(3){left:137px}.auth-toggle-slider{height:32px;width:68px;line-height:32px;border-radius:50px;background:var(--accent-primary);display:block;position:absolute;left:3px;top:2px;transition:all .3s ease-in-out}.auth-toggle input:nth-of-type(1):checked~.auth-toggle-slider{left:3px}.auth-toggle input:nth-of-type(2):checked~.auth-toggle-slider{left:70px}.auth-toggle input:nth-of-type(3):checked~.auth-toggle-slider{left:137px}.auth-toggle input:checked+label{color:#fff}.auth-toggle label:before{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 14px);left:50%;transform:translate(-50%);padding:8px 12px;background:#333;border:1px solid #444;border-radius:var(--border-radius-sm);box-shadow:var(--shadow-lg);font-size:12px;font-weight:500;color:#fff;white-space:pre-line;text-align:center;max-width:220px;width:max-content;opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:1000;pointer-events:none}.auth-toggle label:after{content:"";position:absolute;bottom:calc(100% + 6px);left:50%;transform:translate(-50%);border:6px solid transparent;border-top-color:#333;opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:1000}.auth-toggle label:hover:before,.auth-toggle label:hover:after{opacity:1;visibility:visible}.auth-toggle label:first-of-type:before{left:0;transform:translate(0)}.auth-toggle label:first-of-type:after{left:20px;transform:translate(0)}.auth-toggle label:last-of-type:before{left:auto;right:0;transform:translate(0)}.auth-toggle label:last-of-type:after{left:auto;right:20px;transform:translate(0)}.auth-toggle.auth-toggle-4{width:270px}.auth-toggle.auth-toggle-4 label{width:66px;font-size:12px}.auth-toggle.auth-toggle-4 input{width:66px}.auth-toggle.auth-toggle-4 input:nth-of-type(1){left:3px}.auth-toggle.auth-toggle-4 input:nth-of-type(2){left:69px}.auth-toggle.auth-toggle-4 input:nth-of-type(3){left:135px}.auth-toggle.auth-toggle-4 input:nth-of-type(4){left:201px}.auth-toggle.auth-toggle-4 .auth-toggle-slider{width:64px}.auth-toggle.auth-toggle-4 input:nth-of-type(1):checked~.auth-toggle-slider{left:4px}.auth-toggle.auth-toggle-4 input:nth-of-type(2):checked~.auth-toggle-slider{left:70px}.auth-toggle.auth-toggle-4 input:nth-of-type(3):checked~.auth-toggle-slider{left:136px}.auth-toggle.auth-toggle-4 input:nth-of-type(4):checked~.auth-toggle-slider{left:199px}.auth-toggle.auth-toggle-3{width:210px}.auth-toggle.auth-toggle-3 label{width:68px;font-size:12px}.auth-toggle.auth-toggle-3 input{width:68px}.auth-toggle.auth-toggle-3 input:nth-of-type(1){left:3px}.auth-toggle.auth-toggle-3 input:nth-of-type(2){left:71px}.auth-toggle.auth-toggle-3 input:nth-of-type(3){left:139px}.auth-toggle.auth-toggle-3 .auth-toggle-slider{width:66px}.auth-toggle.auth-toggle-3 input:nth-of-type(1):checked~.auth-toggle-slider{left:4px}.auth-toggle.auth-toggle-3 input:nth-of-type(2):checked~.auth-toggle-slider{left:72px}.auth-toggle.auth-toggle-3 input:nth-of-type(3):checked~.auth-toggle-slider{left:138px}.auth-toggle.auth-toggle-none-selected .auth-toggle-slider{opacity:0}.auth-toggle.auth-toggle-none-selected input:checked~.auth-toggle-slider{opacity:1}.password-input-container{width:100%;max-width:270px;margin:12px auto 0}.password-input-wrapper{position:relative;display:flex;align-items:center}.transfer-password-input{width:100%;padding:12px 44px 12px 14px;font-size:14px;background:var(--bg-card);border:2px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);outline:none;transition:var(--transition);box-shadow:var(--shadow-sm)}.transfer-password-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-light)}.transfer-password-input::placeholder{color:var(--text-muted)}.password-visibility-toggle{position:absolute;right:8px;display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;background:transparent;border:none;border-radius:var(--border-radius-sm);color:var(--text-muted);cursor:pointer;transition:var(--transition)}.password-visibility-toggle:hover{background:var(--bg-tertiary);color:var(--text-primary)}.password-visibility-toggle svg{width:18px;height:18px}.receive-input{width:100%}.input-group{display:flex;flex-direction:column;gap:10px}.code-input{flex:1;padding:14px 18px;font-size:16px;font-family:Fira Code,monospace;font-weight:600;letter-spacing:3px;text-transform:uppercase;background:var(--bg-card);border:2px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);outline:none;transition:var(--transition);box-shadow:var(--shadow-sm)}.code-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-light)}.code-input::placeholder{font-family:Inter,sans-serif;letter-spacing:normal;text-transform:none;color:var(--text-muted);font-weight:400}.receive-button{display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:#fff;background:var(--accent-primary);border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm);width:100%}.receive-button:hover:not(:disabled){background:var(--accent-secondary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.receive-button:active:not(:disabled){transform:translateY(0)}.receive-button:disabled{opacity:.5;cursor:not-allowed}.receive-input.disabled{opacity:.5;pointer-events:none}.receive-input.disabled .code-input{background:var(--bg-tertiary);cursor:not-allowed}.receive-button svg{width:18px;height:18px}.receive-hint{margin-top:14px;font-size:13px;color:var(--text-muted);text-align:center}.context-menu{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);box-shadow:var(--shadow-lg);min-width:120px;padding:4px}.context-menu-item{display:block;width:100%;padding:8px 12px;background:none;border:none;font-family:inherit;font-size:14px;color:var(--text-primary);text-align:left;cursor:pointer;border-radius:var(--border-radius-sm);transition:var(--transition)}.context-menu-item:hover{background:var(--bg-tertiary)}.sending-screen,.receiving-screen{width:100%;max-width:420px;display:flex;flex-direction:column;align-items:center;gap:24px}.file-info{display:flex;align-items:center;gap:16px;padding:18px 22px;background:var(--bg-card);border-radius:var(--border-radius);border:1px solid var(--border-color);width:100%;box-shadow:var(--shadow-sm)}.file-icon{width:44px;height:44px;color:var(--accent-primary);background:var(--accent-light);border-radius:var(--border-radius-sm);padding:10px}.file-icon svg{width:100%;height:100%}.file-details{flex:1;overflow:hidden}.file-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary)}.file-size{font-size:13px;color:var(--text-muted);margin-top:2px}.file-info-multi{width:100%}.file-list{width:100%;max-height:120px;overflow-y:auto;background:var(--bg-secondary);border-radius:var(--border-radius-sm);padding:8px;margin-top:12px}.file-list-item{display:flex;justify-content:space-between;align-items:center;padding:6px 8px;font-size:13px;border-bottom:1px solid var(--border-color)}.file-list-item:last-child{border-bottom:none}.file-list-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-secondary);margin-right:12px}.file-list-size{color:var(--text-muted);font-size:12px;white-space:nowrap}.file-list-more{text-align:center;padding:8px;font-size:12px;color:var(--text-muted);font-style:italic}.complete-file-list{margin-top:16px;margin-bottom:8px}.receive-code-display{width:100%;text-align:center}.receive-code-display label{display:block;font-size:14px;color:var(--text-secondary);margin-bottom:14px;font-weight:500}.code-box{display:flex;align-items:center;justify-content:center;gap:14px;padding:20px 28px;background:var(--bg-card);border-radius:var(--border-radius);border:2px solid var(--accent-light);box-shadow:var(--shadow-sm)}.code-box .code{font-size:32px;font-weight:700;font-family:Inconsolata,monospace;letter-spacing:6px;color:var(--accent-primary)}.code-box.code-expired{border-color:var(--border-color);background:var(--bg-secondary)}.code-box .code.expired{font-size:18px;font-weight:600;letter-spacing:0;color:var(--text-muted)}.copy-button{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.copy-button:hover{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.copy-button svg{width:18px;height:18px}.copy-link-button{margin-top:14px;padding:12px 24px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:var(--accent-primary);background:var(--accent-light);border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.copy-link-button:hover{background:var(--accent-primary);color:#fff}.share-buttons{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap;justify-content:center}.share-buttons .copy-link-button{margin-top:0}.sms-share-button{display:flex;align-items:center;gap:8px;padding:12px 20px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:#fff;background:#22c55e;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.sms-share-button:hover{background:#16a34a}.sms-share-button svg{width:18px;height:18px}.qr-code-button{display:flex;align-items:center;justify-content:center;padding:12px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:var(--accent-primary);background:var(--accent-light);border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.qr-code-button:hover{background:var(--accent-primary);color:#fff}.qr-code-button svg{width:18px;height:18px}.tooltip-wrapper{position:relative}.tooltip-wrapper:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);padding:8px 12px;background:var(--text-primary);color:#fff;font-size:12px;font-weight:500;white-space:nowrap;border-radius:var(--border-radius-sm);box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:opacity .15s ease,visibility .15s ease;pointer-events:none;z-index:1000}.tooltip-wrapper:before{content:"";position:absolute;bottom:calc(100% + 2px);left:50%;transform:translate(-50%);border:6px solid transparent;border-top-color:var(--text-primary);opacity:0;visibility:hidden;transition:opacity .15s ease,visibility .15s ease;pointer-events:none;z-index:1000}.tooltip-wrapper:hover:after,.tooltip-wrapper:hover:before{opacity:1;visibility:visible}.tooltip-wrapper.tooltip-left:after{left:0;transform:translate(0)}.tooltip-wrapper.tooltip-left:before{left:12px;transform:translate(0)}.tooltip-wrapper.tooltip-right:after{left:auto;right:0;transform:translate(0)}.tooltip-wrapper.tooltip-right:before{left:auto;right:12px;transform:translate(0)}.tooltip-wrapper.tooltip-bottom:after{bottom:auto;top:calc(100% + 8px)}.tooltip-wrapper.tooltip-bottom:before{bottom:auto;top:calc(100% + 2px);border-top-color:transparent;border-bottom-color:var(--text-primary)}.qr-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease}.qr-modal{position:relative;background:var(--bg-card);border-radius:var(--border-radius-lg);padding:24px;display:flex;flex-direction:column;align-items:center;gap:16px;box-shadow:var(--shadow-lg);animation:slideUp .2s ease}.qr-modal-close{position:absolute;top:12px;right:12px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);border:none;border-radius:50%;cursor:pointer;color:var(--text-secondary);transition:var(--transition)}.qr-modal-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.qr-modal-close svg{width:18px;height:18px}.qr-modal-hint{font-size:14px;color:var(--text-secondary);text-align:center}.sms-dialog-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.sms-dialog{background:var(--bg-card);border-radius:var(--border-radius-lg);padding:28px;max-width:360px;width:100%;text-align:center;box-shadow:var(--shadow-lg);animation:slideUp .2s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.sms-dialog-icon{width:48px;height:48px;margin:0 auto 16px;color:var(--warning)}.sms-dialog-icon svg{width:100%;height:100%}.sms-dialog h3{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:12px}.sms-dialog p{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-bottom:24px}.sms-dialog-buttons{display:flex;gap:12px}.sms-dialog-cancel,.sms-dialog-confirm{flex:1;padding:12px 16px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.sms-dialog-cancel{background:var(--bg-tertiary);color:var(--text-secondary)}.sms-dialog-cancel:hover{background:var(--border-color)}.sms-dialog-confirm{background:#22c55e;color:#fff}.sms-dialog-confirm:hover{background:#16a34a}.faq-dialog-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.faq-dialog{position:relative;background:var(--bg-card);border-radius:var(--border-radius-lg);padding:0;max-width:560px;width:100%;max-height:80vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 25px 50px -12px #00000040,0 0 0 1px #ffffff0d;animation:slideUp .2s ease}.faq-dialog-header{position:relative;padding:32px 32px 0;background:var(--bg-card);flex-shrink:0;text-align:center}.faq-dialog-logo{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:8px}.faq-dialog-logo .logo-icon{width:32px;height:32px;color:var(--accent-primary)}.faq-dialog-logo .logo-icon svg{width:100%;height:100%}.faq-dialog-logo h1{font-family:Inter,sans-serif;font-size:28px;font-weight:700;font-style:italic;color:var(--text-primary);letter-spacing:-.5px;margin:0}.faq-dialog-subtitle{font-size:15px;font-weight:500;color:var(--text-muted);margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid var(--border-color)}.faq-dialog-title{font-size:22px;font-weight:700;color:var(--accent-primary);margin-bottom:20px;padding-right:40px;padding-bottom:20px;border-bottom:1px solid var(--border-color)}.faq-dialog-content{flex:1;overflow-y:auto;padding:28px 32px 32px;display:flex;flex-direction:column;gap:28px}.faq-dialog-content::-webkit-scrollbar{width:6px}.faq-dialog-content::-webkit-scrollbar-track{background:transparent;margin:8px 0}.faq-dialog-content::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}.faq-dialog-content::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.faq-dialog-close{position:absolute;top:32px;right:32px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);border:none;border-radius:50%;cursor:pointer;color:var(--text-secondary);transition:var(--transition)}.faq-dialog-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.faq-dialog-close svg{width:18px;height:18px}.faq-section{padding-bottom:24px;border-bottom:1px solid var(--border-color)}.faq-section:last-child{padding-bottom:0;border-bottom:none}.faq-section h3{font-size:15px;font-weight:600;color:var(--accent-primary);margin-bottom:12px;letter-spacing:-.2px}.faq-section p{font-size:14px;line-height:1.7;color:var(--text-secondary);margin-bottom:10px}.faq-section p:last-child{margin-bottom:0}.faq-section ul{margin:12px 0;padding-left:0;list-style:none}.faq-section ol{margin:12px 0;padding-left:24px;list-style:decimal}.faq-section ol li{padding-left:6px}.faq-section ol li:before{display:none}.faq-section li{font-size:14px;line-height:1.7;color:var(--text-secondary);margin-bottom:8px;padding-left:20px;position:relative}.faq-section ul li:before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;background:var(--accent-primary);border-radius:50%;opacity:.6}.faq-section li:last-child{margin-bottom:0}.faq-section strong{color:var(--text-primary);font-weight:500}.status-message{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-secondary);font-size:15px;font-weight:500}.status-message.error{color:var(--error)}.error-alert{display:flex;align-items:center;gap:12px;padding:14px 18px;background:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:var(--border-radius);color:var(--error);font-size:14px;font-weight:500;line-height:1.4;max-width:100%;text-align:left}.error-alert svg{flex-shrink:0}.connecting-as{font-size:14px;color:var(--text-secondary);font-weight:400;margin:0 0 8px}.connecting-as strong{color:var(--text-primary);font-weight:600}.connection-countdown{font-size:13px;color:var(--text-muted);font-weight:400;margin:0}.waiting-indicator{display:flex;align-items:center}.pulse-dot{width:10px;height:10px;background:var(--success);border-radius:50%;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.3);opacity:.7}}.progress-section{width:100%}.progress-bar{height:8px;background:var(--bg-tertiary);border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:var(--accent-primary);border-radius:4px;transition:width .3s ease}.progress-stats{display:flex;flex-direction:column;gap:6px;margin-top:10px;font-size:13px;color:var(--text-muted);font-weight:500}.progress-stats-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}.progress-eta{justify-content:center}.timer-notice{display:flex;align-items:center;gap:10px;padding:12px 18px;background:#fef3c7;border:1px solid #fde68a;border-radius:var(--border-radius-sm);color:#92400e;font-size:13px;font-weight:500}.timer-notice svg{width:16px;height:16px;flex-shrink:0}.countdown-time{font-family:Consolas,Monaco,Courier New,monospace;font-variant-numeric:tabular-nums;display:inline-block;min-width:4ch;text-align:center}.notification-overlay{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;justify-content:center;padding:16px;animation:slideInFromTop .3s ease-out}@keyframes slideInFromTop{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.notification-prompt{display:flex;flex-direction:column;align-items:center;gap:14px;padding:20px 28px;background:#ffffffed;border:1px solid rgba(115,102,254,.25);border-radius:var(--border-radius);box-shadow:0 8px 32px #0000001f,0 4px 16px #7366fe26;max-width:380px;width:100%}.notification-prompt-content{display:flex;align-items:center;gap:10px;color:var(--accent-secondary);font-size:13px;font-weight:500}.notification-prompt-content svg{width:18px;height:18px;flex-shrink:0;color:var(--accent-primary)}.notification-prompt-buttons{display:flex;gap:10px}.notification-enable{padding:8px 18px;font-size:13px;font-weight:600;font-family:Inter,sans-serif;color:#fff;background:var(--accent-gradient);border:none;border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition)}.notification-enable:hover{transform:translateY(-1px);box-shadow:0 4px 12px #7366fe4d}.notification-dismiss{padding:8px 18px;font-size:13px;font-weight:500;font-family:Inter,sans-serif;color:var(--text-muted);background:transparent;border:1px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition)}.notification-dismiss:hover{background:var(--bg-secondary);color:var(--text-secondary)}.cancel-button{padding:12px 28px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.cancel-button:hover{border-color:var(--error);color:var(--error);background:#fef2f2}.download-icon{width:72px;height:72px;color:var(--accent-primary);background:var(--accent-light);border-radius:50%;padding:18px}.download-icon svg{width:100%;height:100%}.upload-icon{width:72px;height:72px;color:var(--accent-primary);background:var(--accent-light);border-radius:50%;padding:18px}.upload-icon svg{width:100%;height:100%}.connecting-indicator{display:flex;align-items:center;justify-content:center}.spinner-large{width:28px;height:28px;border:3px solid var(--bg-tertiary);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.receiving-file-info{display:flex;align-items:center;gap:12px;padding:14px 18px;background:var(--bg-card);border-radius:var(--border-radius-sm);border:1px solid var(--border-color)}.file-icon-small{width:24px;height:24px;color:var(--accent-primary)}.file-icon-small svg{width:100%;height:100%}.receiving-file-info .file-name{font-size:14px;font-weight:500;color:var(--text-primary)}.receiving-file-info .file-count{font-size:12px;color:var(--text-muted);margin-left:4px}.save-location-prompt{width:100%;padding:20px;background:var(--bg-card);border-radius:var(--border-radius);border:1px solid var(--border-color);text-align:center}.save-location-title{font-weight:600;color:var(--text-primary);margin-bottom:8px}.save-location-description{font-size:13px;color:var(--text-muted);margin-bottom:16px}.save-location-buttons{display:flex;flex-direction:column;gap:10px}.save-location-button{display:flex;align-items:center;justify-content:center;gap:8px}.save-location-button svg{width:18px;height:18px}.skip-save-button{background:transparent;color:var(--text-muted);border:1px solid var(--border-color);font-size:13px}.skip-save-button:hover{background:var(--bg-secondary);color:var(--text-primary)}.save-location-warning{display:flex;align-items:flex-start;gap:10px;padding:12px;background:#eab3081a;border:1px solid rgba(234,179,8,.3);border-radius:var(--border-radius-sm);margin-bottom:16px;text-align:left}.save-location-warning svg{width:20px;height:20px;min-width:20px;color:#ca8a04}.save-location-warning span{font-size:12px;color:var(--text-secondary);line-height:1.4}.file-status-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;max-height:200px;overflow-y:auto;padding:12px;background:var(--surface);border:1px solid var(--border-color);border-radius:var(--border-radius-sm)}.file-status-item{display:flex;align-items:center;gap:10px;padding:8px;border-radius:var(--border-radius-sm);background:var(--background)}.file-status-item.file-ok{border-left:3px solid var(--success-color)}.file-status-item.file-oversized{border-left:3px solid var(--error-color);opacity:.8}.file-status-icon{width:18px;height:18px;min-width:18px}.file-status-icon.ok{color:var(--success-color)}.file-status-icon.error{color:var(--error-color)}.file-status-name{flex:1;font-size:13px;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left}.file-status-size{font-size:12px;color:var(--text-secondary);white-space:nowrap}.file-status-error{font-size:11px;color:var(--error-color);font-weight:500;white-space:nowrap}.complete-screen{width:100%;max-width:420px;display:flex;flex-direction:column;align-items:center;gap:24px;text-align:center}.success-icon{width:72px;height:72px;color:var(--success);background:#dcfce7;border-radius:50%;padding:16px}.success-icon svg{width:100%;height:100%}.success-title{font-size:22px;font-weight:700;color:var(--text-primary)}.success-subtitle{font-size:14px;color:var(--text-secondary);margin:0}.complete-file-info{display:flex;align-items:center;gap:16px;padding:18px 22px;background:var(--bg-card);border-radius:var(--border-radius);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);transition:var(--transition);width:100%;max-width:100%;box-sizing:border-box}.complete-file-info.clickable{cursor:pointer}.complete-file-info.clickable:hover{background:var(--bg-hover);border-color:var(--accent-primary)}.complete-file-info .file-icon{width:40px;height:40px;padding:8px;flex-shrink:0}.complete-file-info .file-details{flex:1;min-width:0;overflow:hidden}.complete-file-info .file-details .file-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.open-file-icon{width:20px;height:20px;color:var(--text-muted);flex-shrink:0;transition:var(--transition)}.complete-file-info.clickable:hover .open-file-icon{color:var(--accent-primary)}.approval-file-item.clickable{cursor:pointer;transition:var(--transition)}.approval-file-item.clickable:hover{background:var(--bg-hover)}.open-file-icon-small{width:14px;height:14px;color:var(--text-muted);flex-shrink:0;margin-left:12px;transition:var(--transition)}.open-file-icon-small svg{width:100%;height:100%}.approval-file-item.clickable:hover .open-file-icon-small{color:var(--accent-primary)}.complete-actions{display:flex;flex-direction:column;gap:12px;width:100%}.primary-button{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:16px 24px;font-size:15px;font-weight:600;font-family:Inter,sans-serif;color:#fff;background:var(--accent-primary);border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.primary-button:hover{background:var(--accent-secondary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.primary-button:active{transform:translateY(0)}.primary-button svg{width:20px;height:20px}.secondary-button{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:16px 24px;font-size:15px;font-weight:600;font-family:Inter,sans-serif;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.secondary-button:hover{border-color:var(--accent-primary);color:var(--accent-primary);background:var(--accent-light)}.secondary-button svg{width:18px;height:18px}.complete-notice{font-size:13px;color:var(--text-muted);line-height:1.6}.link-expired-screen{width:100%;max-width:420px;display:flex;flex-direction:column;align-items:center;gap:24px;text-align:center}.expired-icon{width:72px;height:72px;color:var(--warning);background:#fef3c7;border-radius:50%;padding:16px}.expired-icon svg{width:100%;height:100%}.expired-message{display:flex;flex-direction:column;gap:8px}.expired-message h2{font-size:22px;font-weight:700;color:var(--text-primary)}.expired-message p{font-size:15px;color:var(--text-secondary);line-height:1.6}.expired-message .entered-code-display{font-size:14px;color:var(--text-secondary);background:var(--bg-secondary);padding:8px 16px;border-radius:var(--border-radius);margin:4px 0}.expired-message .entered-code-display strong{font-family:Fira Code,monospace;font-weight:600;color:var(--text-primary);letter-spacing:3px}.back-button{padding:12px 28px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.back-button:hover{border-color:var(--accent-primary);color:var(--accent-primary);background:var(--accent-light)}.back-button svg{width:18px;height:18px}.app-footer{padding:18px 24px;text-align:center;border-top:1px solid var(--border-color);background:var(--bg-card)}.app-footer p{font-size:13px;color:var(--text-muted)}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}@media (max-width: 480px){.app-main{padding:24px 16px}.initial-screen{gap:24px}.drop-zone{padding:36px 20px}.drop-icon{width:48px;height:48px;padding:12px}.code-box .code{font-size:24px;letter-spacing:4px}.input-group{flex-direction:column}.receive-button{width:100%;justify-content:center}}.electron .app-main{justify-content:flex-start;padding:16px 20px}.electron .initial-screen{gap:20px}.electron .drop-zone{padding:32px 20px}.electron .drop-icon{width:48px;height:48px;padding:12px}.electron .sending-screen,.electron .receiving-screen,.electron .complete-screen{gap:18px}.electron .receive-hint{margin-top:10px}.title-bar{display:flex;align-items:center;justify-content:space-between;height:40px;background:var(--bg-card);border-bottom:1px solid var(--border-color);padding:0 8px 0 14px;-webkit-app-region:drag;-webkit-user-select:none;user-select:none;flex-shrink:0}.title-bar-drag{display:flex;align-items:center;gap:8px;flex:1}.title-bar-icon{width:18px;height:18px;color:var(--accent-primary);display:flex;align-items:center;justify-content:center}.title-bar-icon svg{width:100%;height:100%}.title-bar-text{font-family:Inter,sans-serif;font-size:13px;font-weight:600;font-style:italic;color:var(--text-primary);letter-spacing:-.2px}.title-bar-controls{display:flex;align-items:center;gap:2px;-webkit-app-region:no-drag}.title-bar-button{display:flex;align-items:center;justify-content:center;width:36px;height:28px;background:transparent;border:none;border-radius:var(--border-radius-sm);color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.title-bar-button svg{width:14px;height:14px}.title-bar-button:hover{background:var(--bg-tertiary);color:var(--text-primary)}.title-bar-button.close:hover{background:var(--error);color:#fff}.initial-screen{position:relative}.settings-button-row .settings-button{position:static;z-index:auto}.settings-screen{width:100%;max-width:420px;display:flex;flex-direction:column;gap:20px;margin-top:0!important;margin-bottom:auto!important}.app-main:has(.settings-screen){justify-content:flex-start}.settings-header{display:flex;align-items:center;gap:12px}.settings-header h2{font-size:20px;font-weight:600;color:var(--text-primary);margin:0}.settings-header .back-button{display:flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.settings-header .back-button svg{width:20px;height:20px}.settings-header .back-button:hover{background:var(--bg-tertiary);color:var(--text-primary)}.settings-list{display:flex;flex-direction:column;gap:2px;background:var(--bg-card);border-radius:var(--border-radius);border:1px solid var(--border-color);overflow:hidden}.settings-item{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px;background:var(--bg-card);border-bottom:1px solid var(--border-color)}.settings-item:last-child{border-bottom:none}.settings-item-info{display:flex;align-items:flex-start;gap:12px;flex:1;min-width:0}.settings-item-icon{width:24px;height:24px;color:var(--accent-primary);flex-shrink:0;margin-top:2px}.settings-item-icon svg{width:100%;height:100%}.settings-item-text{display:flex;flex-direction:column;gap:4px;min-width:0}.settings-item-label{font-size:14px;font-weight:500;color:var(--text-primary)}.settings-item-description{font-size:12px;color:var(--text-muted);line-height:1.4}.toggle-switch{position:relative;display:inline-block;width:44px;height:24px;flex-shrink:0}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--bg-tertiary);border:1px solid var(--border-color);transition:.3s;border-radius:24px}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:2px;bottom:2px;background-color:#fff;transition:.3s;border-radius:50%;box-shadow:0 1px 3px #0003}.toggle-switch input:checked+.toggle-slider{background-color:var(--accent-primary);border-color:var(--accent-primary)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px)}.toggle-switch input:disabled+.toggle-slider{opacity:.5;cursor:not-allowed}.settings-select{padding:8px 32px 8px 12px;font-size:13px;font-weight:500;font-family:Inter,sans-serif;color:var(--text-primary);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;min-width:120px}.settings-select:hover{border-color:var(--accent-primary)}.settings-select:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-light)}.settings-select:disabled{opacity:.5;cursor:not-allowed}.settings-warning{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;background:#ffc1071a;border:1px solid rgba(255,193,7,.3);border-radius:var(--border-radius-sm);margin:0 16px 8px}.settings-warning svg{width:20px;height:20px;color:#ffc107;flex-shrink:0;margin-top:1px}.settings-warning span{font-size:13px;color:var(--text-secondary);line-height:1.5}.settings-folder-path{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-secondary);border-top:1px solid var(--border-color);margin-top:-2px}.folder-path-display{display:flex;align-items:center;gap:8px;flex:1;min-width:0;padding:8px 12px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm)}.folder-path-display svg{width:16px;height:16px;color:var(--text-muted);flex-shrink:0}.folder-path-text{font-size:12px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.change-folder-button{padding:8px 16px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:var(--transition);white-space:nowrap}.change-folder-button:hover{background:var(--bg-tertiary);color:var(--text-primary)}.change-folder-button:disabled{opacity:.5;cursor:not-allowed}.settings-danger-section{border-top:1px solid rgba(239,68,68,.2);margin-top:8px}.settings-danger-section h3,.settings-item-danger .settings-item-icon{color:var(--error)}.delete-settings-button{padding:8px 16px;font-size:13px;font-weight:600;font-family:Inter,sans-serif;color:#fff;background:var(--error);border:none;border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition);white-space:nowrap}.delete-settings-button:hover{background:#dc2626}.delete-settings-button:disabled{opacity:.5;cursor:not-allowed}.delete-confirm-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease}.delete-confirm-dialog{background:var(--bg-card);border-radius:var(--border-radius-lg);padding:28px;max-width:360px;width:100%;text-align:center;box-shadow:var(--shadow-lg);animation:slideUp .2s ease}.delete-confirm-icon{width:48px;height:48px;margin:0 auto 16px;color:var(--error)}.delete-confirm-icon svg{width:100%;height:100%}.delete-confirm-dialog h3{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:12px}.delete-confirm-dialog p{font-size:14px;color:var(--text-secondary);line-height:1.5;margin-bottom:24px}.delete-confirm-buttons{display:flex;gap:12px;justify-content:center}.delete-confirm-cancel{padding:10px 20px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:var(--text-secondary);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.delete-confirm-cancel:hover{background:var(--bg-tertiary)}.delete-confirm-delete{padding:10px 20px;font-size:14px;font-weight:600;font-family:Inter,sans-serif;color:#fff;background:var(--error);border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.delete-confirm-delete:hover{background:#dc2626}.settings-footer{text-align:center;padding:8px}.settings-footer p{font-size:12px;color:var(--text-muted)}.settings-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:40px}.settings-loading p{font-size:14px;color:var(--text-muted)}.device-name-setup{display:flex;align-items:center;justify-content:center;padding:40px 24px;min-height:400px}.device-name-setup-content{display:flex;flex-direction:column;align-items:center;max-width:400px;text-align:center}.device-name-icon{color:var(--accent-primary);margin-bottom:24px}.device-name-setup h1{font-size:24px;font-weight:600;color:var(--text-primary);margin-bottom:12px}.device-name-description{font-size:14px;color:var(--text-secondary);margin-bottom:32px;line-height:1.5}.device-name-form{width:100%;display:flex;flex-direction:column;gap:16px}.device-name-input-wrapper{display:flex;gap:8px;width:100%}.device-name-input{flex:1;padding:14px 16px;font-size:16px;font-weight:500;color:var(--text-primary);background:var(--bg-card);border:2px solid var(--border-color);border-radius:var(--border-radius);outline:none;transition:var(--transition)}.device-name-input:focus{border-color:var(--accent-primary)}.device-name-input::placeholder{color:var(--text-muted);font-weight:400}.regenerate-button{display:flex;align-items:center;justify-content:center;width:52px;height:52px;background:var(--bg-card);border:2px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.regenerate-button:hover:not(:disabled){border-color:var(--accent-primary);color:var(--accent-primary)}.regenerate-button:disabled{opacity:.6;cursor:not-allowed}.regenerate-button svg.spinning{animation:spin .5s linear}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.device-name-submit{width:100%;padding:16px;background:var(--accent-gradient);color:#fff;font-size:16px;font-weight:600;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.device-name-submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md)}.device-name-submit:disabled{opacity:.6;cursor:not-allowed}.device-name-note{font-size:12px;color:var(--text-muted);margin-top:16px}.approval-screen{display:flex;align-items:center;justify-content:flex-start;padding:16px 24px;width:100%}.approval-screen .approval-content{margin:auto}.approval-content{display:flex;flex-direction:column;align-items:center;width:100%;max-width:400px;text-align:center;box-sizing:border-box}.approval-icon{color:var(--accent-primary);margin-bottom:12px}.approval-icon svg{width:48px;height:48px}.approval-content h2{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:16px}.approval-device-name{display:flex;flex-direction:column;gap:2px;padding:10px 16px;background:var(--accent-light);border-radius:var(--border-radius);margin-bottom:14px;width:100%}.device-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.approval-device-name .device-name{font-size:16px;font-weight:600;color:var(--accent-secondary)}.approval-files-summary{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:0;padding:8px 16px;background:var(--bg-secondary);border-radius:var(--border-radius-sm)}.files-count{font-size:14px;font-weight:600;color:var(--text-primary)}.files-size{font-size:14px;color:var(--text-secondary)}.approval-files-list{width:100%;max-height:105px;overflow-y:auto;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);margin-top:4px;margin-bottom:20px}.approval-file-item{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid var(--border-color)}.approval-file-item:last-child{border-bottom:none}.approval-file-item .file-name{font-size:13px;color:var(--text-primary);text-align:left;word-break:break-all;flex:1;margin-right:12px}.approval-file-item .file-size{font-size:12px;color:var(--text-muted);white-space:nowrap}.approval-file-item.more-files .file-name{color:var(--text-muted);font-style:italic}.approval-question{font-size:14px;color:var(--text-secondary);margin-bottom:24px}.approval-buttons{display:flex;gap:12px;width:100%}.approval-deny,.approval-approve{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;font-size:15px;font-weight:600;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.approval-deny{background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color)}.approval-deny:hover{background:#ef44441a;border-color:var(--error);color:var(--error)}.split-button-container{flex:1;display:flex;position:relative}.split-button-main{flex:1;border-top-right-radius:0;border-bottom-right-radius:0;border-right:none}.split-button-toggle{padding:14px 12px;border-top-left-radius:0;border-bottom-left-radius:0;border-left:1px solid rgba(0,0,0,.1)}.split-button-toggle:hover{background:#ef44441a;border-color:var(--error);color:var(--error)}.split-button-menu{position:absolute;bottom:calc(100% + 4px);left:0;right:0;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--shadow-lg);overflow:hidden;z-index:100}.split-button-menu-item{width:100%;display:flex;align-items:center;gap:8px;padding:12px 16px;font-size:14px;color:var(--text-primary);background:transparent;border:none;cursor:pointer;transition:var(--transition)}.split-button-menu-item:hover{background:var(--bg-secondary)}.dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.dialog-content{background:var(--bg-primary);border-radius:var(--border-radius-lg);padding:24px;width:90%;max-width:400px;box-shadow:var(--shadow-lg)}.dialog-content h3{margin:0 0 8px;font-size:18px;font-weight:600;color:var(--text-primary)}.dialog-content p{margin:0 0 16px;font-size:14px;color:var(--text-secondary)}.dialog-content textarea{width:100%;padding:12px;font-size:14px;font-family:inherit;border:1px solid var(--border-color);border-radius:var(--border-radius);background:var(--bg-secondary);color:var(--text-primary);resize:none;transition:var(--transition)}.dialog-content textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #6366f11a}.dialog-content textarea::placeholder{color:var(--text-muted)}.dialog-buttons{display:flex;gap:12px;margin-top:16px}.dialog-btn-primary,.dialog-btn-secondary{flex:1;padding:12px 20px;font-size:14px;font-weight:600;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.dialog-btn-secondary{background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color)}.dialog-btn-secondary:hover{background:var(--bg-tertiary)}.dialog-btn-primary{background:var(--error);color:#fff}.dialog-btn-primary:hover{background:#dc2626}.approval-approve{background:var(--accent-gradient);color:#fff}.approval-approve:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.approval-photo-section{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:14px;width:100%}.approval-photo-section .device-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.approval-photo-container{width:100%;max-width:280px;aspect-ratio:4/3;border-radius:var(--border-radius);overflow:hidden;background:var(--bg-secondary);border:2px solid var(--accent-light)}.approval-photo{width:100%;height:100%;object-fit:cover}.approval-photo-section .device-name{font-size:14px;font-weight:600;color:var(--accent-secondary)}.camera-fallback-notice{display:flex;align-items:center;gap:6px;margin-top:8px;padding:8px 12px;background:#f59e0b1a;border-radius:var(--border-radius-sm);font-size:11px;color:var(--warning)}.camera-fallback-notice svg{flex-shrink:0}.photo-auth-screen{display:flex;align-items:center;justify-content:flex-start;padding:16px 24px;width:100%}.photo-auth-screen .photo-auth-content{margin:auto}.photo-auth-content{display:flex;flex-direction:column;align-items:center;width:100%;max-width:400px;text-align:center;box-sizing:border-box}.photo-auth-icon{color:var(--accent-primary);margin-bottom:12px}.photo-auth-icon svg{width:48px;height:48px}.photo-auth-content h2{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:16px}.photo-auth-sender{display:flex;flex-direction:column;gap:2px;padding:10px 16px;background:var(--accent-light);border-radius:var(--border-radius);margin-bottom:14px;width:100%}.sender-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.photo-auth-sender .sender-name{font-size:16px;font-weight:600;color:var(--accent-secondary)}.photo-auth-explanation{font-size:14px;color:var(--text-secondary);margin-bottom:16px;line-height:1.5}.photo-auth-files-summary{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:0;padding:8px 16px;background:var(--bg-secondary);border-radius:var(--border-radius-sm)}.photo-auth-files-list{width:100%;max-height:105px;overflow-y:auto;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);margin-top:4px;margin-bottom:16px}.photo-auth-file-item{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid var(--border-color)}.photo-auth-file-item:last-child{border-bottom:none}.photo-auth-file-item .file-name{font-size:13px;color:var(--text-primary);text-align:left;word-break:break-all;flex:1;margin-right:12px}.photo-auth-file-item .file-size{font-size:12px;color:var(--text-muted);white-space:nowrap}.photo-auth-privacy-note{display:flex;align-items:center;justify-content:center;gap:6px;font-size:12px;color:var(--text-muted);margin-bottom:20px}.photo-auth-privacy-note svg{flex-shrink:0}.photo-auth-buttons{display:flex;gap:12px;width:100%}.photo-auth-btn-secondary,.photo-auth-btn-primary{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;font-size:15px;font-weight:600;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.photo-auth-btn-secondary{background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color)}.photo-auth-btn-secondary:hover{background:#ef44441a;border-color:var(--error);color:var(--error)}.photo-auth-btn-primary{background:var(--accent-gradient);color:#fff}.photo-auth-btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.photo-capture-screen{display:flex;align-items:center;justify-content:center;padding:16px 24px;width:100%;min-height:100%}.photo-capture-content{display:flex;flex-direction:column;align-items:center;width:100%;max-width:400px;text-align:center}.photo-capture-header{margin-bottom:20px}.photo-capture-header h2{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.photo-capture-header p{font-size:14px;color:var(--text-secondary)}.photo-capture-preview{width:100%;aspect-ratio:4/3;background:var(--bg-secondary);border-radius:var(--border-radius);overflow:hidden;margin-bottom:20px;position:relative;border:2px solid var(--border-color)}.camera-preview,.captured-preview{width:100%;height:100%;object-fit:cover}.camera-preview.hidden{opacity:0}.photo-loading{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-muted)}.photo-capture-content .privacy-note{display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:var(--text-muted);text-align:center;margin:-8px 0 16px;padding:0 16px;line-height:1.4}.photo-capture-content .privacy-note svg{flex-shrink:0;opacity:.7}.photo-capture-buttons{display:flex;gap:12px;width:100%}.photo-btn-primary,.photo-btn-secondary{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;font-size:15px;font-weight:600;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.photo-btn-primary{background:var(--accent-gradient);color:#fff}.photo-btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md)}.photo-btn-primary:disabled{opacity:.6;cursor:not-allowed}.photo-btn-secondary{background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color)}.photo-btn-secondary:hover{background:var(--bg-tertiary)}.photo-capture-error{display:flex;flex-direction:column;align-items:center;text-align:center}.photo-capture-error .error-icon{color:var(--error);margin-bottom:16px}.photo-capture-error h3{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.photo-capture-error p{font-size:14px;color:var(--text-secondary);margin-bottom:8px}.photo-capture-error .fallback-note{font-size:13px;color:var(--text-muted);margin-bottom:20px}.password-entry-screen{display:flex;align-items:center;justify-content:center;padding:16px 24px;width:100%;min-height:100%}.password-entry-content{display:flex;flex-direction:column;align-items:center;width:100%;max-width:400px;text-align:center}.password-entry-header{margin-bottom:24px}.password-entry-header .password-icon{width:48px;height:48px;margin:0 auto 16px;color:var(--accent-primary)}.password-entry-header .password-icon svg{width:100%;height:100%}.password-entry-header h2{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.password-entry-header p{font-size:14px;color:var(--text-secondary)}.password-error{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:var(--border-radius-sm);color:var(--error);font-size:14px;font-weight:500;margin-bottom:16px;width:100%}.password-error svg{width:18px;height:18px;flex-shrink:0}.password-form{width:100%}.password-form .password-input-wrapper{position:relative;display:flex;align-items:center;margin-bottom:12px}.password-input{width:100%;padding:14px 48px 14px 16px;font-size:16px;background:var(--bg-card);border:2px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);outline:none;transition:var(--transition);box-shadow:var(--shadow-sm)}.password-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-light)}.password-input::placeholder{color:var(--text-muted)}.password-toggle{position:absolute;right:10px;display:flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;background:transparent;border:none;border-radius:var(--border-radius-sm);color:var(--text-muted);cursor:pointer;transition:var(--transition)}.password-toggle:hover{background:var(--bg-tertiary);color:var(--text-primary)}.password-toggle svg{width:20px;height:20px}.attempts-remaining{font-size:13px;color:var(--warning);margin-bottom:16px}.password-buttons{display:flex;gap:12px;width:100%}.password-btn-primary,.password-btn-secondary{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;font-size:15px;font-weight:600;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition)}.password-btn-primary{background:var(--accent-gradient);color:#fff}.password-btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md)}.password-btn-primary:disabled{opacity:.6;cursor:not-allowed}.password-btn-secondary{background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color)}.password-btn-secondary:hover{background:var(--bg-tertiary)}.app-header{position:relative}.header-device-name{position:absolute;top:12px;right:16px}.device-name-coach-mark{position:absolute;top:calc(100% + 12px);right:0;display:flex;align-items:flex-start;gap:10px;padding:12px 16px;background:#7366fe;color:#fff;font-size:13px;font-weight:500;line-height:1.4;border-radius:var(--border-radius-sm);box-shadow:var(--shadow-lg);width:220px;z-index:1000;animation:coachMarkFadeIn .3s ease}@keyframes coachMarkFadeIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.device-name-coach-mark .coach-mark-arrow{position:absolute;top:-8px;right:20px;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-bottom:8px solid #7366fe}.coach-mark-dismiss{display:flex;align-items:center;justify-content:center;padding:4px;background:#fff3;border:none;border-radius:4px;cursor:pointer;color:#fff;transition:background .2s ease;flex-shrink:0}.coach-mark-dismiss:hover{background:#ffffff4d}@media (max-width: 480px){.device-name-coach-mark{right:auto;left:50%;transform:translate(-50%);white-space:normal;max-width:calc(100vw - 32px);text-align:center}.device-name-coach-mark .coach-mark-arrow{right:auto;left:50%;transform:translate(-50%)}}@media (min-width: 481px){.device-name-coach-mark{max-width:min(400px,calc(100vw - 40px))}}@media (max-width: 480px){.app-header{display:flex;flex-direction:column;align-items:center}.header-device-name{position:static;margin-top:12px}.header-icon-button{top:auto;bottom:24px}}.device-name-display{display:flex;align-items:center;gap:6px;padding:6px 12px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.device-name-display:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.device-name-display svg{color:var(--text-muted)}.device-name-display:hover svg{color:var(--accent-primary)}.has-tooltip{position:relative}.has-tooltip:after{content:attr(data-tooltip);position:absolute;top:calc(100% + 8px);right:0;padding:8px 12px;background:var(--text-primary);color:var(--bg-card);font-size:12px;font-weight:400;line-height:1.4;white-space:normal;max-width:min(280px,calc(100vw - 40px));text-align:left;border-radius:var(--border-radius-sm);box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;pointer-events:none;z-index:100}.has-tooltip:before{content:"";position:absolute;top:calc(100% + 2px);right:12px;border:6px solid transparent;border-bottom-color:var(--text-primary);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;pointer-events:none;z-index:100}.has-tooltip:hover:after,.has-tooltip:hover:before{opacity:1;visibility:visible}.device-name-display.tooltip-visible:after{content:attr(data-tooltip);position:absolute;top:calc(100% + 8px);right:0;padding:8px 12px;background:var(--text-primary);color:var(--bg-card);font-size:12px;font-weight:400;line-height:1.4;white-space:normal;width:max-content;min-width:200px;max-width:min(280px,calc(100vw - 40px));text-align:left;border-radius:var(--border-radius-sm);box-shadow:var(--shadow-md);opacity:1;visibility:visible;pointer-events:none;z-index:100}.device-name-display.tooltip-visible:before{content:"";position:absolute;top:calc(100% + 2px);right:12px;border:6px solid transparent;border-bottom-color:var(--text-primary);opacity:1;visibility:visible;pointer-events:none;z-index:100}@media (max-width: 480px){.device-name-display.tooltip-visible:after{top:calc(100% + 4px);right:auto;left:50%;transform:translate(-50%)}.device-name-display.tooltip-visible:before{top:calc(100% - 2px);right:auto;left:50%;transform:translate(-50%)}}.device-name-edit{display:flex;align-items:center}.device-name-edit input{padding:6px 12px;font-size:13px;font-weight:500;color:var(--text-primary);background:var(--bg-card);border:2px solid var(--accent-primary);border-radius:var(--border-radius-sm);outline:none;min-width:150px}.settings-item-device-name{flex-wrap:wrap}.device-name-value{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--accent-light);border:1px solid transparent;border-radius:var(--border-radius-sm);font-size:14px;font-weight:500;color:var(--accent-secondary);cursor:pointer;transition:var(--transition)}.device-name-value:hover:not(:disabled){border-color:var(--accent-primary)}.device-name-value:disabled{opacity:.6;cursor:not-allowed}.device-name-value svg{width:14px;height:14px;color:var(--text-muted)}.device-name-value:hover svg{color:var(--accent-primary)}.device-name-edit-container{display:flex;align-items:center;gap:8px}.device-name-edit-container input{padding:8px 12px;font-size:14px;font-weight:500;color:var(--text-primary);background:var(--bg-card);border:2px solid var(--accent-primary);border-radius:var(--border-radius-sm);outline:none;min-width:160px}.save-name-button,.regenerate-name-button{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition)}.save-name-button{color:var(--success)}.save-name-button:hover{background:#22c55e1a;border-color:var(--success)}.regenerate-name-button{color:var(--text-secondary)}.regenerate-name-button:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.save-name-button svg,.regenerate-name-button svg{width:18px;height:18px}.auth-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-primary);gap:16px}.auth-loading p{color:var(--text-secondary);font-size:14px}.auth-loading-spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:auth-spin .8s linear infinite}.auth-loading-spinner.small{width:20px;height:20px;border-width:2px}@keyframes auth-spin{to{transform:rotate(360deg)}}.auth-captcha-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-primary);padding:24px}.auth-captcha-container{display:flex;flex-direction:column;align-items:center;gap:24px;max-width:400px;width:100%}.auth-captcha-header{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px}.auth-logo{width:64px;height:64px;object-fit:contain}.auth-captcha-header h1{font-size:24px;font-weight:700;color:var(--text-primary);margin:0}.auth-captcha-header p{font-size:14px;color:var(--text-secondary);margin:0}.auth-error{display:flex;flex-direction:column;align-items:center;gap:12px;padding:16px;background:#ef444414;border:1px solid rgba(239,68,68,.2);border-radius:var(--border-radius);width:100%}.auth-error p{color:var(--error);font-size:14px;margin:0;text-align:center}.auth-retry-btn{padding:8px 16px;background:var(--error);color:#fff;border:none;border-radius:var(--border-radius-sm);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition)}.auth-retry-btn:hover{opacity:.9}.auth-captcha-widget{display:flex;justify-content:center;align-items:center;min-height:65px}.auth-signing-in{display:flex;align-items:center;gap:8px;color:var(--text-secondary);font-size:14px}.auth-captcha-note{font-size:12px;color:var(--text-muted);text-align:center;max-width:300px;line-height:1.5}
