.book-skill-page{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--text-primary: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--primary: #6366f1;--primary-light: #818cf8;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);--bts-radius: 12px;background:#fff;color:#1e293b;min-height:100vh}.book-skill-page,.book-skill-page .tool-page,.book-skill-page .app-layout{background:#fff!important}.book-skill-page *,.book-skill-page *:before,.book-skill-page *:after{box-sizing:border-box}.book-skill-page .tool-page{max-width:none;min-height:auto;padding:0;background:#fff}.book-skill-page .tool-header{text-align:center;padding:24px 20px 8px}.book-skill-page .bts-page-title{font-size:32px;margin:0 0 8px;color:#1e293b;display:flex;align-items:center;justify-content:center;gap:10px}.book-skill-page .bts-title-icon{font-size:28px}.book-skill-page .bts-page-desc{margin:0 auto;max-width:760px;font-size:14px;line-height:1.7;color:#64748b}.book-skill-page .bts-api-bar{display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:12px;padding:5px 12px;border:1px solid #e2e8f0;border-radius:999px;background:#f8fafc;font-size:12px;color:#64748b}.book-skill-page .bts-api-bar code{padding:1px 6px;border-radius:4px;background:#eef2ff;color:#4338ca;font-size:11.5px;font-family:SF Mono,Fira Code,Consolas,monospace}.book-skill-page .bts-api-dot{width:8px;height:8px;border-radius:50%;background:#cbd5e1}.book-skill-page .bts-api-bar.is-local .bts-api-dot{background:#10b981;box-shadow:0 0 0 3px #10b9812e}.book-skill-page .bts-api-bar.is-remote .bts-api-dot{background:#f59e0b;box-shadow:0 0 0 3px #f59e0b2e}.book-skill-page .bts-api-bar.is-probing .bts-api-dot{background:#cbd5e1;animation:btsPulse 1.2s ease-in-out infinite}@keyframes btsPulse{0%,to{opacity:.4}50%{opacity:1}}.book-skill-page .bts-api-note{color:#94a3b8}.book-skill-page .tool-content{background:var(--bg-secondary);padding:0}.book-skill-page .bts-container{display:grid;grid-template-columns:minmax(0,460px) minmax(0,1fr);gap:16px;padding:16px clamp(16px,3vw,32px) 32px;align-items:start}.book-skill-page .bts-col{display:flex;flex-direction:column;gap:16px;min-width:0}.book-skill-page .bts-section{background:#fff;border:1px solid #e2e8f0;border-radius:var(--bts-radius);box-shadow:var(--shadow-sm);padding:16px}.book-skill-page .bts-section-card{padding:16px 18px}.book-skill-page .bts-section-head{display:flex;align-items:center;gap:8px;margin-bottom:12px;flex-wrap:wrap}.book-skill-page .bts-section-head h3{margin:0;font-size:15px;font-weight:700;color:#1e293b}.book-skill-page .bts-step-no{display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:22px;padding:0 6px;border-radius:6px;background:#eef2ff;color:#6366f1;font-size:11.5px;font-weight:700}.book-skill-page .bts-badge-ok{margin-left:auto;padding:2px 10px;border-radius:999px;background:#ecfdf5;color:#16a34a;font-size:12px;font-weight:600}.book-skill-page .bts-mode-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.book-skill-page .bts-mode-card{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border:1px solid #e2e8f0;border-radius:10px;background:#fff;cursor:pointer;text-align:left;font-family:inherit;transition:all .18s}.book-skill-page .bts-mode-card:hover{border-color:#c7d2fe;background:#f8faff}.book-skill-page .bts-mode-card.is-active{border-color:#6366f1;background:#eef2ff;box-shadow:0 2px 8px #6366f126}.book-skill-page .bts-mode-icon{font-size:18px}.book-skill-page .bts-mode-name{font-size:13.5px;font-weight:700;color:#1e293b}.book-skill-page .bts-mode-steps{font-size:11px;color:#6366f1;font-weight:600}.book-skill-page .bts-mode-desc{font-size:11.5px;line-height:1.55;color:#64748b}.book-skill-page .bts-seg{margin-left:auto;display:flex;gap:4px;padding:2px;background:#f1f5f9;border-radius:8px}.book-skill-page .bts-seg button{padding:4px 12px;border:none;border-radius:6px;background:transparent;color:#64748b;font-size:12px;cursor:pointer;font-family:inherit;transition:all .16s}.book-skill-page .bts-seg button.is-active{background:#fff;color:#1e293b;font-weight:600;box-shadow:0 1px 3px #00000014}.book-skill-page .bts-seg-label{padding:4px 8px;font-size:11.5px;color:#94a3b8}.book-skill-page .bts-dropzone{border:2px dashed #cbd5e1;border-radius:10px;padding:24px 16px;text-align:center;cursor:pointer;transition:all .2s;background:#f8fafc}.book-skill-page .bts-dropzone:hover,.book-skill-page .bts-dropzone.is-dragover{border-color:var(--primary-light);background:#f5f3ff}.book-skill-page .bts-drop-icon{font-size:32px}.book-skill-page .bts-drop-title{margin:8px 0 4px;font-size:13.5px;font-weight:600;color:#334155}.book-skill-page .bts-drop-desc{margin:0;font-size:11.5px;color:#94a3b8;line-height:1.6}.book-skill-page .bts-file-list{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:6px}.book-skill-page .bts-file-list li{display:flex;align-items:center;gap:8px;padding:6px 10px;border:1px solid #e2e8f0;border-radius:8px;background:#f8fafc;font-size:12.5px}.book-skill-page .bts-fl-icon{font-size:15px}.book-skill-page .bts-fl-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#334155}.book-skill-page .bts-fl-size{color:#94a3b8;font-size:11.5px}.book-skill-page .bts-fl-del{border:none;background:transparent;color:#94a3b8;cursor:pointer;font-size:16px;line-height:1;padding:0 2px}.book-skill-page .bts-fl-del:hover{color:#ef4444}.book-skill-page .bts-textarea{width:100%;padding:10px 12px;border:1px solid #e2e8f0;border-radius:8px;font-size:13px;line-height:1.7;font-family:inherit;color:#334155;resize:vertical;outline:none;transition:border-color .18s}.book-skill-page .bts-textarea:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f11a}.book-skill-page .bts-prior-skill{margin-top:12px;padding:10px 12px;border:1px dashed #cbd5e1;border-radius:8px;background:#f8fafc}.book-skill-page .bts-prior-head{font-size:12px;font-weight:600;color:#475569;margin-bottom:8px}.book-skill-page .bts-prior-row{display:flex;align-items:center;gap:10px}.book-skill-page .bts-prior-name{font-size:12px;color:#64748b;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-skill-page .bts-field{margin-bottom:12px}.book-skill-page .bts-field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.book-skill-page .bts-field>label{display:block;font-size:12.5px;font-weight:600;color:#475569;margin-bottom:6px}.book-skill-page .bts-field-hint{margin:6px 0 0;font-size:11.5px;color:#94a3b8}.book-skill-page .bts-radio-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.book-skill-page .bts-radio-row button,.book-skill-page .bts-purpose-row button{display:flex;flex-direction:column;gap:2px;padding:8px 10px;border:1px solid #e2e8f0;border-radius:8px;background:#fff;cursor:pointer;font-size:12.5px;font-family:inherit;text-align:left;color:#334155;transition:all .16s}.book-skill-page .bts-radio-row button em{font-style:normal;font-size:11px;color:#94a3b8}.book-skill-page .bts-radio-row button.is-active,.book-skill-page .bts-purpose-row button.is-active{border-color:#6366f1;background:#eef2ff;color:#4338ca;font-weight:600}.book-skill-page .bts-purpose-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.book-skill-page .bts-input{width:100%;padding:7px 10px;border:1px solid #e2e8f0;border-radius:8px;font-size:13px;font-family:inherit;color:#334155;outline:none;transition:border-color .18s}.book-skill-page .bts-input:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f11a}.book-skill-page .bts-actions{display:flex;gap:8px;flex-wrap:wrap}.book-skill-page .bts-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border:none;border-radius:8px;font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .18s}.book-skill-page .bts-btn:disabled{opacity:.5;cursor:not-allowed}.book-skill-page .bts-btn-primary{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;box-shadow:0 2px 8px #6366f147}.book-skill-page .bts-btn-primary:hover:not(:disabled){box-shadow:0 4px 14px #6366f166}.book-skill-page .bts-btn-success{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 2px 8px #10b98147}.book-skill-page .bts-btn-success:hover:not(:disabled){box-shadow:0 4px 14px #10b98166}.book-skill-page .bts-btn-ghost{background:#fff;color:#64748b;border:1px solid #e2e8f0}.book-skill-page .bts-btn-ghost:hover:not(:disabled){border-color:#cbd5e1;color:#475569}.book-skill-page .bts-btn-danger{background:#fff1f2;color:#be123c;border:1px solid #fecdd3}.book-skill-page .bts-btn-danger:hover:not(:disabled){background:#ffe4e6}.book-skill-page .bts-btn-sm{padding:4px 10px;font-size:12px}.book-skill-page .bts-spinner{width:13px;height:13px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:btsSpin .8s linear infinite}@keyframes btsSpin{to{transform:rotate(360deg)}}.book-skill-page .bts-error{display:flex;align-items:center;gap:8px;padding:10px 14px;border:1px solid #fecaca;border-radius:8px;background:#fef2f2;color:#b91c1c;font-size:13px;line-height:1.6}.book-skill-page .bts-warn,.book-skill-page .bts-cost-warn{margin:8px 0 0;font-size:12px;color:#b45309}.book-skill-page .bts-hint{margin:8px 0 0;font-size:12px;color:#94a3b8}.book-skill-page .bts-deps{margin-top:8px;padding:12px 14px;border:1px solid #e2e8f0;border-radius:8px;background:#f8fafc;max-height:420px;overflow-y:auto}.book-skill-page .bts-deps-head{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;font-weight:700;color:#334155;margin-bottom:8px}.book-skill-page .bts-deps-close{border:none;background:transparent;cursor:pointer;color:#94a3b8;font-size:14px}.book-skill-page .bts-dep-group{padding:8px 0;border-top:1px solid #e2e8f0}.book-skill-page .bts-dep-format{font-size:12.5px;font-weight:600;color:#1e293b}.book-skill-page .bts-dep-group ul{list-style:none;margin:4px 0;padding:0;font-size:11.5px}.book-skill-page .bts-dep-group li.is-ok{color:#16a34a}.book-skill-page .bts-dep-group li.is-miss{color:#94a3b8}.book-skill-page .bts-dep-status{font-size:11.5px;color:#64748b;line-height:1.6}.book-skill-page .bts-dep-note{margin:8px 0 0;font-size:11.5px;color:#94a3b8;line-height:1.6}.book-skill-page .bts-placeholder{padding:40px 24px;text-align:center;background:#fff;border:1px dashed #cbd5e1;border-radius:var(--bts-radius)}.book-skill-page .bts-placeholder-icon{font-size:44px}.book-skill-page .bts-placeholder h3{margin:8px 0 16px;font-size:16px;color:#1e293b}.book-skill-page .bts-steps{display:inline-block;text-align:left;margin:0;padding-left:20px;font-size:13px;line-height:2;color:#64748b}.book-skill-page .bts-steps b{color:#4338ca}.book-skill-page .bts-placeholder-tip{margin:16px 0 0;font-size:12px;color:#94a3b8}.book-skill-page .bts-meta-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.book-skill-page .bts-meta-grid div{padding:8px 10px;border-radius:8px;background:#f8fafc;border:1px solid #f1f5f9}.book-skill-page .bts-meta-grid span{display:block;font-size:11px;color:#94a3b8}.book-skill-page .bts-meta-grid b{font-size:15px;color:#1e293b}.book-skill-page .bts-source-list{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:6px}.book-skill-page .bts-source-list li{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:8px;background:#f8fafc;font-size:12.5px}.book-skill-page .bts-source-list b{color:#334155;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-skill-page .bts-source-list em{font-style:normal;font-size:11px;color:#94a3b8}.book-skill-page .bts-source-list i{margin-left:auto;font-style:normal;font-size:11px;color:#6366f1}.book-skill-page .bts-analysis-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.book-skill-page .bts-analysis-title{margin:0;font-size:16px;color:#1e293b}.book-skill-page .bts-analysis-sub{margin:4px 0 0;font-size:12px;color:#64748b}.book-skill-page .bts-tag{padding:2px 8px;border-radius:6px;font-size:11px;font-weight:600;white-space:nowrap}.book-skill-page .bts-tag-warn{background:#fffbeb;color:#b45309;border:1px solid #fde68a}.book-skill-page .bts-themes{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.book-skill-page .bts-theme-chip{padding:2px 10px;border-radius:999px;background:#eef2ff;color:#6366f1;font-size:11.5px;font-weight:600}.book-skill-page .bts-cost{padding:10px 12px;border-radius:8px;background:#f8fafc;border:1px solid #f1f5f9;margin:12px 0}.book-skill-page .bts-cost-title{font-size:12.5px;font-weight:700;color:#334155;margin-bottom:8px}.book-skill-page .bts-cost-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.book-skill-page .bts-cost-grid div{display:flex;flex-direction:column}.book-skill-page .bts-cost-grid span{font-size:11px;color:#94a3b8}.book-skill-page .bts-cost-grid b{font-size:13.5px;color:#1e293b}.book-skill-page .bts-analysis-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:12px 0}.book-skill-page .bts-analysis-block h4{margin:0 0 6px;font-size:13px;color:#334155}.book-skill-page .bts-kv-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;font-size:12.5px;line-height:1.6;color:#475569}.book-skill-page .bts-kv-list li b{color:#1e293b}.book-skill-page .bts-empty-hint{margin:0;font-size:12px;color:#cbd5e1}.book-skill-page .bts-chapter-table-wrap h4{margin:0 0 8px;font-size:13px;color:#334155}.book-skill-page .bts-chapter-table{width:100%;border-collapse:collapse;font-size:12.5px}.book-skill-page .bts-chapter-table th{text-align:left;padding:6px 8px;background:#f8fafc;color:#64748b;font-weight:600;border-bottom:1px solid #e2e8f0}.book-skill-page .bts-chapter-table td{padding:6px 8px;border-bottom:1px solid #f1f5f9;color:#334155;vertical-align:top}.book-skill-page .bts-ch-num{color:#6366f1;font-weight:700;width:36px}.book-skill-page .bts-ch-hint{color:#94a3b8}.book-skill-page .bts-progress-head{display:flex;justify-content:space-between;font-size:12.5px;margin-bottom:6px}.book-skill-page .bts-progress-stage{color:#4338ca;font-weight:600}.book-skill-page .bts-progress-pct{color:#94a3b8}.book-skill-page .bts-progress-track{height:8px;border-radius:999px;background:#f1f5f9;overflow:hidden}.book-skill-page .bts-progress-bar{height:100%;border-radius:999px;background:linear-gradient(90deg,#6366f1,#8b5cf6);transition:width .4s ease}.book-skill-page .bts-files-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.book-skill-page .bts-files-head h4{margin:0;font-size:13px;color:#334155}.book-skill-page .bts-files-body{display:grid;grid-template-columns:minmax(0,240px) minmax(0,1fr);gap:12px}.book-skill-page .bts-file-tree{display:flex;flex-direction:column;gap:2px;max-height:560px;overflow-y:auto;padding-right:4px}.book-skill-page .bts-file-item{display:flex;align-items:center;gap:6px;padding:5px 8px;border:1px solid transparent;border-radius:6px;background:transparent;cursor:pointer;font-size:12px;font-family:inherit;text-align:left;color:#475569;transition:all .15s}.book-skill-page .bts-file-item:hover{background:#f8fafc}.book-skill-page .bts-file-item.is-active{background:#eef2ff;border-color:#c7d2fe;color:#4338ca;font-weight:600}.book-skill-page .bts-file-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-skill-page .bts-file-tokens{font-size:10.5px;color:#cbd5e1}.book-skill-page .bts-file-preview{border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;min-width:0}.book-skill-page .bts-file-preview-head{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:6px 10px;background:#f8fafc;border-bottom:1px solid #e2e8f0;font-size:12px;color:#64748b}.book-skill-page .bts-file-preview-body{max-height:560px;overflow-y:auto;padding:12px 14px}.book-skill-page .bts-md{font-size:13px;line-height:1.75;color:#334155}.book-skill-page .bts-md h1{font-size:18px;margin:0 0 12px;padding-bottom:8px;border-bottom:2px solid #e2e8f0;color:#1e293b}.book-skill-page .bts-md h2{font-size:15px;margin:18px 0 10px;padding-left:8px;border-left:3px solid #6366f1;color:#1e293b}.book-skill-page .bts-md h3{font-size:14px;margin:14px 0 8px;color:#334155}.book-skill-page .bts-md p{margin:0 0 8px}.book-skill-page .bts-md ul,.book-skill-page .bts-md ol{margin:0 0 10px;padding-left:22px}.book-skill-page .bts-md li{margin-bottom:4px}.book-skill-page .bts-md code{padding:1px 5px;border-radius:3px;background:#f1f5f9;color:#be185d;font-size:12px;font-family:SF Mono,Fira Code,Consolas,monospace}.book-skill-page .bts-md pre{background:#1e293b;color:#e2e8f0;padding:10px 12px;border-radius:6px;overflow-x:auto;font-size:12px;line-height:1.6}.book-skill-page .bts-md pre code{background:transparent;color:inherit;padding:0}.book-skill-page .bts-md blockquote{margin:8px 0;padding:8px 12px;border-left:3px solid #cbd5e1;border-radius:6px;background:#f8fafc;color:#475569}.book-skill-page .bts-md table{width:100%;border-collapse:collapse;margin:8px 0;font-size:12.5px}.book-skill-page .bts-md th,.book-skill-page .bts-md td{padding:6px 8px;border:1px solid #e2e8f0;text-align:left}.book-skill-page .bts-md th{background:#f8fafc}.book-skill-page .bts-md hr{border:none;border-top:1px dashed #e2e8f0;margin:14px 0}.book-skill-page .bts-scan-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.book-skill-page .bts-scan-box{padding:10px 12px;border:1px solid #e2e8f0;border-radius:8px;background:#f8fafc}.book-skill-page .bts-scan-box.is-ok{border-color:#bbf7d0;background:#f0fdf4}.book-skill-page .bts-scan-box.is-bad{border-color:#fecaca;background:#fef2f2}.book-skill-page .bts-scan-title{font-size:12.5px;font-weight:700;color:#334155;margin-bottom:6px}.book-skill-page .bts-findings{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;font-size:11.5px;line-height:1.6;color:#7f1d1d}.book-skill-page .bts-findings.is-warn{color:#92400e}.book-skill-page .bts-findings code{padding:0 4px;border-radius:3px;background:#0000000d;font-size:11px}.book-skill-page .bts-rule{color:#b45309;margin-right:4px}.book-skill-page .bts-install{font-size:12.5px;line-height:1.8;color:#475569}.book-skill-page .bts-install p{margin:0 0 8px}.book-skill-page .bts-install ul{margin:0 0 8px;padding-left:20px}.book-skill-page .bts-install code{padding:1px 5px;border-radius:3px;background:#f1f5f9;color:#be185d;font-size:11.5px;font-family:SF Mono,Fira Code,Consolas,monospace}.book-skill-page .bts-install-tip{padding:8px 10px;border-radius:6px;background:#fffbeb;border:1px solid #fde68a;color:#92400e;font-size:11.5px}@media (max-width: 1180px){.book-skill-page .bts-container,.book-skill-page .bts-analysis-grid,.book-skill-page .bts-scan-row,.book-skill-page .bts-files-body{grid-template-columns:1fr}.book-skill-page .bts-file-tree{max-height:220px}}@media (max-width: 720px){.book-skill-page .bts-mode-grid,.book-skill-page .bts-field-row,.book-skill-page .bts-radio-row,.book-skill-page .bts-purpose-row,.book-skill-page .bts-meta-grid,.book-skill-page .bts-cost-grid{grid-template-columns:1fr}.book-skill-page .bts-page-title{font-size:24px}.book-skill-page .bts-actions{flex-direction:column}.book-skill-page .bts-actions .bts-btn{justify-content:center}}
