:root {
  --primary: #1565c0;
  --primary-light: #e3f2fd;
  --primary-dark: #0d47a1;
  --success: #2e7d32;
  --warning: #f9a825;
  --danger: #c62828;
  --bg: #f0f2f5;
  --card: #fff;
  --border: #d0d5dd;
  --text: #1a1a2e;
  --text1: #1a1a2e;
  --text2: #546e7a;
  --text3: #90a4ae;
  --radius: 6px;
}
* { margin:0; padding:0; box-sizing:border-box; }

/* ========== 菜单栏 ========== */
.tabs { display:flex; background:#fff; border-bottom:2px solid var(--border); padding:0 20px; overflow-x:auto; height:42px; align-items:center; }
.tabs::-webkit-scrollbar { display: none; }
.tabs { -ms-overflow-style: none; scrollbar-width: none; }

.tab { padding:11px 18px; border:none; background:none; cursor:pointer; font-size:13px; font-weight:500; color:var(--text2); border-bottom:3px solid transparent; transition:all .2s; white-space:nowrap; }
.tab:hover { color:var(--primary); background:var(--primary-light); }
.tab.on { color:var(--primary); border-bottom-color:var(--primary); }

.project-badge {
  margin-left: 8px;
  font-size: 12px;
  color: #fff;
  background: var(--primary);
  border-radius: var(--radius);
  padding: 5px 12px;
  white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}

/* 主容器 */
.wrap { max-width: 1600px; margin: 0 auto; padding: 16px; }
.pane { display: none; }
.pane.on { display: block; }

/* 卡片 */
.card { background: var(--card); border-radius: var(--radius); box-shadow: 0 1px 4px rgba(0,0,0,.08); padding:10px; margin-bottom: 14px; }
.card h2 { font-size: 14px; font-weight: 600; margin-bottom: 10px; color: var(--text); border-left: 3px solid var(--primary); padding-left: 10px; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 5px; padding: 7px 14px; border: none; border-radius: 4px; font-size: 13px; cursor: pointer; font-weight: 500; transition: all .15s; }
.btn-pri { background: var(--primary); color: #fff; }
.btn-pri:hover { background: var(--primary-dark); }
.btn-ok { background: var(--success); color: #fff; }
.btn-ok:hover { background: #1b5e20; }
.btn-err { background: var(--danger); color: #fff; }
.btn-err:hover { background: #b71c1c; }
.btn-out { background: none; border: 1px solid var(--border); color: var(--text); }
.btn-out:hover { border-color: var(--primary); color: var(--primary); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btns { display: flex; gap: 7px; flex-wrap: wrap; }

/* 消息 */
.log { padding: 10px 14px; border-radius: 4px; margin-bottom: 10px; font-size: 12px; }
.log.on { display: flex; align-items: center; gap: 6px; }
.log.i { background: var(--primary-light); color: var(--primary); }

/* ========== 主程序-两栏布局 ========== */
.main-layout { display: flex; gap: 16px; }
.main-left { width: 320px; min-width: 260px; flex-shrink: 0; }
.main-right { flex: 1; min-width: 0; }

/* 上传区 */
.upload-area {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all .2s;
  background: #fafafa;
}
.upload-area:hover { border-color: var(--primary); background: var(--primary-light); }
.upload-area.drag-over { border-color: var(--primary); background: var(--primary-light); transform: scale(1.01); }
.upload-icon { font-size: 32px; line-height: 1; }
.upload-text { font-size: 13px; color: var(--text); margin-top: 6px; font-weight: 500; }
.upload-tip { font-size: 11px; color: var(--text3); margin-top: 4px; }

/* 文件列表 */
.tower-list { display: flex; flex-direction: column; gap: 0; margin-top: 8px; max-height: 500px; overflow-y: auto; }

.file-group { margin-bottom: 8px; }
.file-group-title {
  font-size: 12px; font-weight: 700; color: var(--primary);
  padding: 4px 6px; margin-bottom: 4px;
  border-bottom: 1px solid var(--primary-light);
  display: flex; align-items: center; gap: 4px;
}

.file-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 10px; border: 1px solid var(--border); border-radius: 4px;
  margin-bottom: 3px; gap: 8px; font-size: 12px; transition: all .15s;
}
.file-item:hover { border-color: var(--primary); background: var(--primary-light); }
.file-item .name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; color: var(--text); }
.file-item .meta { color: var(--text2); font-size: 11px; white-space: nowrap; display: flex; gap: 8px; align-items: center; }
.file-item .remove {
  background: none; border: none; color: var(--danger); font-size: 14px;
  cursor: pointer; padding: 0 2px; line-height: 1;
}
.file-item .remove:hover { color: #b71c1c; }
.file-item .status-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  flex-shrink: 0;
}
.file-item .status-dot.pending { background: #f59e0b; }
.file-item .status-dot.done { background: #22c55e; }
.file-item .status-dot.error { background: #ef4444; }
.file-item .status-dot.loading { background: var(--primary); animation: blink 1s infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.3} }

/* 图例 */
.card-legend { margin-top: 0; }
.legend-box { display: flex; flex-wrap: wrap; gap: 10px; padding: 4px 0; }
.legend-row { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--text2); }
.legend-color { display: inline-block; width: 12px; height: 12px; border-radius: 2px; }

/* 空状态 */
.empty-state { text-align: center; padding: 40px; color: var(--text3); }

/* ========== 结果表格 ========== */
.result-table {
  width: 100%; border-collapse: collapse; font-size: 12px;
  table-layout: auto;
}
.result-table th {
  background: #f9fafb; padding: 8px 10px; text-align: left;
  font-weight: 600; color: var(--text); border: 1px solid var(--border);
  white-space: nowrap; position: sticky; top: 0; z-index: 1;
}
.result-table td {
  padding: 6px 10px; border: 1px solid #f3f4f6; color: var(--text);
  vertical-align: middle; word-break: break-word;
}
.result-table tr:hover td { background: var(--primary-light); }
.result-table .col-name { font-weight: 500; }
.result-table .col-num { text-align: right; white-space: nowrap; }

/* 标签 */
.tag {
  display: inline-block; padding: 2px 8px; border-radius: 20px;
  font-size: 11px; font-weight: 600; white-space: nowrap;
}
.tag.match { background: #dbeafe; color: #1d4ed8; }
.tag.nomatch { background: #fef3c7; color: #92400e; }
.tag.color { background: #fce7f3; color: #be185d; }
.tag.bw { background: #f3f4f6; color: #6b7280; }
.tag.drawing { background: #dcfce7; color: #166534; }
.tag.text { background: #fef3c7; color: #92400e; }

/* 分组结果 */
.group-section {
  border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 12px; overflow: hidden;
}
.group-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px; background: var(--primary-light);
  flex-wrap: wrap; gap: 6px;
}
.group-title { font-size: 13px; font-weight: 700; color: var(--primary); display: flex; align-items: center; gap: 6px; }
.group-summary { color: var(--text2); font-size: 11px; }

/* 表格容器 */
.tbl-wrap { overflow: auto; max-height: 500px; border: 1px solid var(--border); border-radius: 0 0 var(--radius) var(--radius); }

/* 响应式 */
@media(max-width: 900px) {
  .main-layout { flex-direction: column; }
  .main-left { width: 100%; }
  .tower-list { max-height: 300px; }
  .result-table { font-size: 11px; }
  th, td { padding: 4px 6px; }
}

@media(max-width: 480px) {
  .tab { padding: 6px 8px; font-size: 11px; }
  .project-badge { font-size: 11px; padding: 3px 6px; }
  .btn { padding: 5px 10px; font-size: 12px; }
  .card h2 { font-size: 13px; }
  .result-table { font-size: 10px; }
  th, td { padding: 3px 4px; }
}