/* ToolCMS V3.1.82 (c) ToolWorld https://www.toolworld.cn/ */
*{box-sizing:border-box;margin:0;padding:0}
body{margin:0;padding:0;font-family:inherit;background:transparent;color:var(--text-1,#333);font-size:14px;line-height:1.6}
.line-number-container{max-width:100%;margin:0 auto;padding:16px}
.line-number-head{margin-bottom:14px}
.line-number-title{font-size:20px;font-weight:700;margin:0 0 2px}
.line-number-subtitle{font-size:13px;color:var(--text-3,#94a3b8);margin:0}
.line-number-card{background:var(--bg-card,#fff);border:1px solid var(--border,#e2e8f0);border-radius:var(--radius,14px);padding:20px}
.line-number-config{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.line-number-field{flex:1 1 200px}
.line-number-label{display:block;font-weight:600;font-size:13px;color:var(--text-2,#555);margin-bottom:6px}
.line-number-input{width:100%;padding:9px 12px;border:1px solid var(--border,#d1d5db);border-radius:var(--radius-sm,8px);font-size:14px;background:var(--bg-card,#fff);color:var(--text-1,#333);outline:none;transition:border-color .15s}
.line-number-input:focus{border-color:var(--primary,var(--primary-hover))}
.line-number-opts{display:flex;gap:10px;flex-wrap:wrap;padding:6px 0 0 2px}
.line-number-opt{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--text-2,#555);cursor:pointer;user-select:none}
.line-number-opt input{accent-color:var(--primary,var(--primary-hover))}
.line-number-panels{display:flex;gap:12px;margin-top:14px}
.line-number-panel{flex:1;min-width:0}
.line-number-panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.line-number-panel-title{font-weight:600;font-size:13px;color:var(--text-2,#555)}
.line-number-stats{font-size:12px;color:var(--text-3,#94a3b8)}
.line-number-textarea{width:100%;height:220px;padding:10px 12px;border:1px solid var(--border,#d1d5db);border-radius:var(--radius-sm,8px);font-size:14px;font-family:inherit;background:var(--bg-card,#fff);color:var(--text-1,#333);outline:none;resize:vertical;transition:border-color .15s}
.line-number-textarea:focus{border-color:var(--primary,var(--primary-hover))}
.line-number-match{display:none;margin-top:10px;padding:8px 12px;border-radius:var(--radius-sm,8px);background:var(--primary-light);color:var(--primary,var(--primary-hover));font-size:13px;font-weight:600}
.line-number-match.show{display:block}
.line-number-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.line-number-btn{padding:8px 16px;border:1px solid var(--border,#d1d5db);border-radius:var(--radius-sm,8px);background:var(--bg-card,#fff);color:var(--text-1,#333);cursor:pointer;font-size:13px;transition:background .15s}
.line-number-btn:hover{background:var(--primary-light)}

.line-number-btn-primary{background:var(--primary,var(--primary-hover));color:#fff;border-color:var(--primary,var(--primary-hover))}
.line-number-btn-primary:hover{background:var(--primary-light);color:var(--primary)}

.line-number-message{margin-top:8px;padding:8px 12px;border-radius:var(--radius-sm,8px);font-size:13px;display:none}
.line-number-message.show{display:block}
.line-number-message.success{background:var(--primary-light);color:var(--primary,var(--primary-hover))}
.line-number-message.error{background:var(--error-bg,#fee2e2);color:var(--error,#991b1b)}
.line-number-footer{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:12px;border-top:1px solid var(--border-light,#f1f5f9);font-size:12px;color:var(--text-3,#94a3b8)}
.line-number-footer-right{margin-left:auto}
@media(max-width:640px){.line-number-card{padding:16px}.line-number-panels{flex-direction:column}.line-number-textarea{height:160px}.line-number-btn{flex:1 1 auto}.line-number-footer{flex-direction:column;gap:4px;text-align:center}}