:root{--primary-color:#07c160;--primary-hover:#06ad56;--primary-light:#e6f8ef;--bg-color:#f7f8fa;--card-bg:#fff;--border-color:#eee;--text-main:#1a1a1a;--text-body:#333;--text-muted:#999;--color-success:#07c160;--color-warning:#ff976a;--color-danger:#ee0a24;--color-info:#1989fa;--card-shadow:0 4px 16px #0000000a;--modal-shadow:0 10px 30px #00000026;--transition-bezier:all .2s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-body);flex-direction:column;align-items:center;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.5;display:flex}.main-wrapper{flex-direction:column;width:100%;max-width:680px;padding:24px 16px 80px;display:flex}.card{background:var(--card-bg);box-shadow:var(--card-shadow);transition:var(--transition-bezier);border-radius:16px;margin-bottom:16px;padding:24px}.app-header{justify-content:center;margin:20px 0 24px;display:flex}.header-logo{color:var(--primary-color);align-items:center;gap:10px;display:flex}.logo-text{color:var(--text-main);font-size:24px;font-weight:800}.tab-navigation{background-color:#00000008;border-radius:10px;gap:4px;margin-bottom:24px;padding:4px;display:flex}.tab-button{color:var(--text-muted);cursor:pointer;transition:var(--transition-bezier);background:0 0;border:none;border-radius:8px;outline:none;flex:1;padding:12px 0;font-size:15px;font-weight:700}.tab-button.active{background-color:var(--card-bg);color:var(--primary-color);box-shadow:0 2px 8px #0000000d}.view-section{display:none}.view-section.active{display:block}.btn-primary{background-color:var(--primary-color);color:#fff;cursor:pointer;transition:var(--transition-bezier);border:none;border-radius:8px;outline:none;justify-content:center;align-items:center;width:100%;padding:14px 24px;font-size:16px;font-weight:700;display:flex}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-primary:active:not(:disabled){opacity:.95;transform:scale(.98)}.btn-primary:disabled{color:#a0a0a0;cursor:not-allowed;background-color:#e0e0e0}.action-btn{cursor:pointer;transition:var(--transition-bezier);border:none;border-radius:6px;align-items:center;gap:6px;padding:8px 16px;font-size:14px;font-weight:500;display:flex}.action-btn.text-btn{color:var(--primary-color);background:0 0}.action-btn.text-btn:hover{background-color:var(--primary-light)}.action-btn.primary-action-btn{background-color:var(--primary-light);color:var(--primary-color);text-decoration:none}.action-btn.primary-action-btn:hover{background-color:#07c16026;text-decoration:none}.section-title{color:var(--text-main);margin-bottom:8px;font-size:18px;font-weight:700}.section-desc{color:var(--text-muted);margin-bottom:20px;font-size:13px}.share-code-box{justify-content:space-between;gap:8px;width:100%;margin:24px 0;display:flex}.code-grid-item{aspect-ratio:1;cursor:text;max-width:70px;transition:var(--transition-bezier);background-color:#fafafa;border:1px solid #ddd;border-radius:10px;flex:1;justify-content:center;align-items:center;display:flex;position:relative}.code-grid-item.focused{border-color:var(--primary-color);background-color:#fff;box-shadow:0 0 8px #07c16026}.code-char{color:var(--text-main);font-size:24px;font-weight:700}.grid-cursor{background-color:var(--primary-color);width:2px;height:24px;animation:1.2s infinite cursor-blink}@keyframes cursor-blink{0%,to{opacity:0}50%{opacity:1}}.hidden-input{opacity:0;z-index:-99;position:absolute;top:0;left:-9999px}.status-banner{border-radius:8px;align-items:center;gap:8px;margin-top:16px;padding:12px 16px;display:flex}.status-banner.warning{color:#cc7a00;background-color:#fff6e5;border:1px solid #ffe4b3}.status-banner.danger{color:#d32f2f;background-color:#fff0f0;border:1px solid #ffd1d1}.status-text{flex:1;font-size:13px;font-weight:500}.result-section{margin-top:24px}.section-title-box{justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:16px;display:flex}.expire-time-text{color:var(--text-muted);font-size:12px}.bulk-action-bar{justify-content:flex-end;gap:8px;margin-bottom:16px;display:flex}.file-list{flex-direction:column;gap:10px;display:flex}.file-item-card{border:1px solid var(--border-color);background-color:#fafafa;border-radius:12px;justify-content:space-between;align-items:center;padding:16px;display:flex}.file-card-left{flex:1;align-items:center;gap:12px;min-width:0;display:flex}.file-type-icon{color:#fff;text-transform:uppercase;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:11px;font-weight:700;display:flex}.file-type-icon.pdf{background-color:#ee2c2c}.file-type-icon.word{background-color:#2b579a}.file-type-icon.excel{background-color:#217346}.file-type-icon.archive{background-color:#d2691e}.file-type-icon.media{background-color:#1e90ff}.file-type-icon.default{background-color:#708090}.file-info{flex-direction:column;min-width:0;display:flex}.file-name{color:var(--text-body);word-break:break-all;text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:14px;font-weight:600;display:-webkit-box;overflow:hidden}.file-size{color:var(--text-muted);margin-top:2px;font-size:12px}.file-actions{align-items:center;gap:8px;margin-left:12px;display:flex}.add-card-dashed{box-shadow:none;cursor:pointer;background:#fafafa;border:2px dashed #ccc;justify-content:center;align-items:center;min-height:200px;display:flex}.add-card-dashed:hover,.add-card-dashed.drag-over{border-color:var(--primary-color);background-color:var(--primary-light)}.add-card-inner{text-align:center;flex-direction:column;align-items:center;gap:6px;display:flex}.add-plus-icon{color:var(--text-muted);font-size:36px;line-height:1}.add-text{color:var(--text-main);font-size:16px;font-weight:700}.add-desc{color:var(--text-muted);font-size:12px}.file-list-section{margin-top:16px}.list-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.delete-btn-box{cursor:pointer;width:36px;height:36px;transition:var(--transition-bezier);border-radius:50%;justify-content:center;align-items:center;display:flex}.delete-btn-box:hover{color:var(--color-danger);background-color:#ee0a2414}.delete-icon{color:var(--text-muted);font-size:20px}.delete-btn-box:hover .delete-icon{color:var(--color-danger)}.progress-container{align-items:center;gap:10px;width:100%;display:flex}.progress-track{background-color:#e0e0e0;border-radius:3px;flex:1;height:6px;overflow:hidden}.progress-fill{background-color:var(--primary-color);width:0%;height:100%;transition:width .15s}.progress-text-badge{color:var(--primary-color);background-color:var(--primary-light);border-radius:10px;padding:2px 8px;font-size:12px;font-weight:700}.config-card{padding:24px}.config-row{justify-content:space-between;align-items:center;gap:16px;display:flex}.config-label{color:var(--text-body);font-size:15px;font-weight:600}.select-reset{appearance:none;cursor:pointer;background:0 0;border:none;outline:none}.picker-text{color:var(--primary-color);background-color:var(--primary-light);border-radius:6px;padding:4px 8px;font-size:14px;font-weight:700}.divider{background-color:var(--border-color);height:1px;margin:16px 0}.button-container{margin:24px 0 60px}.success-section{text-align:center;flex-direction:column;align-items:center;padding:40px 24px;display:flex}.success-header{flex-direction:column;align-items:center;gap:12px;margin-bottom:32px;display:flex}.success-title{color:var(--text-main);font-size:20px;font-weight:800}.success-subtitle{color:var(--text-muted);font-size:13px}.share-code-card{background:var(--primary-light);border-radius:12px;flex-direction:column;align-items:center;width:100%;margin-bottom:32px;padding:20px;display:flex}.share-code-label{color:var(--primary-color);letter-spacing:1px;text-transform:uppercase;font-size:11px;font-weight:700}.share-code-text-box{align-items:center;margin-top:4px;display:flex}.share-code-display{color:var(--primary-color);letter-spacing:4px;font-size:32px;font-weight:900}.copy-badge{color:var(--primary-color);cursor:pointer;transition:var(--transition-bezier);background:#fff;border:1px solid #07c1604d;border-radius:10px;margin-left:12px;padding:2px 10px;font-size:10px;font-weight:700}.copy-badge:hover{background-color:var(--primary-light)}.info-list{width:100%;margin-bottom:32px}.info-row{border-bottom:1px solid var(--border-color);justify-content:space-between;padding:12px 0;font-size:14px;display:flex}.info-row:last-child{border-bottom:none}.info-label{color:var(--text-muted)}.info-val{color:var(--text-body)}.font-bold{color:var(--text-main);font-weight:700}.copy-command-btn{margin-bottom:16px}.restart-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:10px;font-size:14px;font-weight:700}.restart-btn:hover{color:var(--text-body)}.modal-overlay{z-index:2000;opacity:0;visibility:hidden;background-color:#00000080;justify-content:center;align-items:center;padding:16px;transition:all .25s cubic-bezier(.25,.8,.25,1);display:flex;position:fixed;inset:0}.modal-overlay.modal-active{opacity:1;visibility:visible}.modal-card{width:100%;max-width:440px;box-shadow:var(--modal-shadow);padding:24px;transition:transform .25s cubic-bezier(.25,.8,.25,1);position:relative;transform:translateY(20px)}.modal-overlay.modal-active .modal-card{transform:translateY(0)}.modal-close-btn{cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;display:flex;position:absolute;top:16px;right:16px}.modal-close-btn:hover{background-color:#f0f0f0}.close-icon{color:var(--text-muted);font-size:22px;line-height:1}.modal-header{align-items:center;gap:8px;margin-bottom:8px;display:flex}.modal-desc{color:var(--text-muted);margin-bottom:20px;font-size:13px}.modal-buttons{justify-content:flex-end;gap:12px;display:flex}.modal-btn{cursor:pointer;border-radius:6px;padding:10px 20px;font-size:14px;font-weight:700}.modal-cancel-btn{color:var(--text-muted);background-color:#f5f5f5;border:none}.modal-cancel-btn:hover{background-color:#ebebeb}.global-progress-bar{z-index:3000;background-color:#0000000d;height:4px;position:fixed;top:0;left:0;right:0}.progress-bar-fill{background-color:var(--primary-color);width:0%;height:100%;transition:width .2s;box-shadow:0 0 8px #07c16099}.progress-bar-tip{z-index:3001;position:absolute;top:8px;left:50%;transform:translate(-50%)}.progress-tip-text{color:var(--primary-color);background:var(--primary-light);white-space:nowrap;border-radius:12px;padding:4px 12px;font-size:11px;font-weight:700;box-shadow:0 2px 8px #07c16026}.toast-container{z-index:9999;pointer-events:none;flex-direction:column;gap:10px;display:flex;position:fixed;bottom:40px;left:50%;transform:translate(-50%)}.toast-item{color:#fff;opacity:0;pointer-events:auto;text-align:center;background-color:#1a1a1ae6;border-radius:20px;padding:10px 20px;font-size:13px;font-weight:500;transition:opacity .25s,transform .25s;transform:translateY(10px);box-shadow:0 4px 12px #00000026}.toast-item.show{opacity:1;transform:translateY(0)}.touch-target{position:relative}.touch-target:after{content:"";min-width:44px;min-height:44px;position:absolute;inset:-10px}.elastic-container{box-sizing:border-box;flex-flow:wrap;align-items:center;min-height:44px;display:flex}.text-wrap{word-break:break-all;white-space:normal}.modal-wrapper{z-index:1000;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:#00000080;width:100%;height:100%;transition:opacity .3s;position:absolute;top:0;left:0}.modal-card{background:var(--card-bg);width:90%;max-width:400px;box-shadow:var(--modal-shadow);z-index:1001;opacity:0;border-radius:20px;padding:24px;animation:.3s cubic-bezier(.25,.8,.25,1) forwards modal-in;position:relative;transform:scale(.9)}@keyframes modal-in{to{opacity:1;transform:scale(1)}}.modal-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.modal-title{color:var(--text-main);font-size:18px;font-weight:700}.modal-close-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:4px;font-size:24px;line-height:1}.modal-close-btn:hover{color:var(--text-main)}.modal-desc{color:var(--text-muted);text-align:center;margin-bottom:24px;font-size:13px}.qrcode-container{border:1px solid var(--border-color);background:#fbfbfb;border-radius:12px;justify-content:center;align-items:center;width:220px;height:220px;margin:0 auto 24px;display:flex;position:relative;overflow:hidden}.qrcode-image{object-fit:contain;width:200px;height:200px}.qrcode-loading{flex-direction:column;align-items:center;gap:12px;display:flex}.spinner{border:3px solid #07c1601a;border-top-color:var(--primary-color);border-radius:50%;width:36px;height:36px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-muted);font-size:12px}.qrcode-expired-mask{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#ffffffe6;flex-direction:column;justify-content:center;align-items:center;gap:12px;width:100%;height:100%;display:flex;position:absolute;top:0;left:0}.expired-text{color:var(--text-main);font-size:14px;font-weight:500}.btn-refresh-qrcode{background:var(--primary-color);color:#fff;cursor:pointer;transition:var(--transition-bezier);border:none;border-radius:18px;padding:8px 16px;font-size:12px;font-weight:600;box-shadow:0 4px 10px #07c16033}.btn-refresh-qrcode:hover{background:var(--primary-hover)}.qrcode-tip-box{background:var(--bg-color);border-radius:8px;align-items:center;gap:10px;margin-bottom:10px;padding:10px 14px;display:flex}.step-num{width:20px;height:20px;color:var(--primary-color);background:#07c1601a;border-radius:50%;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:flex}.step-text{color:var(--text-body);font-size:13px}.mock-bind-container{margin-top:24px}.divider{align-items:center;margin-bottom:12px;display:flex}.divider:before,.divider:after{content:"";background:var(--border-color);flex:1;height:1px}.divider span{color:var(--text-muted);padding:0 10px;font-size:11px;font-weight:500}.mock-bind-btn{color:#555;cursor:pointer;width:100%;transition:var(--transition-bezier);background:#f0f0f0;border:1px solid #ddd;border-radius:10px;padding:12px;font-size:13px;font-weight:600}.mock-bind-btn:hover{color:#333;background:#e8e8e8}.connection-banner{background:var(--card-bg);border:1px solid var(--border-color);cursor:pointer;box-shadow:var(--card-shadow);transition:var(--transition-bezier);border-radius:12px;align-items:center;gap:10px;margin-bottom:24px;padding:12px 16px;display:flex}.connection-banner:hover{background-color:#fafafa}.connection-status-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px;display:inline-block}.connection-status-dot.disconnected{background-color:var(--text-muted)}.connection-status-dot.connected{background-color:var(--primary-color)}.connection-status-dot.scanned{background-color:var(--color-warning)}.connection-status-dot.expired{background-color:var(--color-danger)}.connection-status-text{color:var(--text-body);flex:1;font-size:13.5px;font-weight:500}.connection-status-link{color:var(--primary-color);transition:var(--transition-bezier);font-size:13.5px;font-weight:700}.connection-status-link:hover{color:var(--primary-hover)}.history-section{margin-top:24px}.history-list{flex-direction:column;display:flex}.history-item{border-bottom:1px solid #eee;justify-content:space-between;align-items:center;padding:14px 0;display:flex}.history-item:last-child{border-bottom:none}.history-info{flex-direction:column;flex:1;gap:4px;display:flex}.history-code-row{align-items:center;gap:12px;display:flex}.history-code{color:var(--text-main);letter-spacing:.5px;font-size:16px;font-weight:700}.history-time{color:var(--text-muted);font-size:11.5px}.history-files{color:var(--text-body);text-overflow:ellipsis;white-space:nowrap;max-width:400px;font-size:13px;overflow:hidden}.history-action{cursor:pointer;border:none;padding:8px 12px;font-size:13.5px;font-weight:700;transition:opacity .2s;color:var(--primary-color)!important;background:0 0!important}.history-action:hover{opacity:.8}.history-empty-tip{text-align:center;color:var(--text-muted);padding:40px 0;font-size:13px}