:root {
  --bg: #f0f2f7;
  --panel: #ffffff;
  --border: #e4e8f0;
  --text: #24292f;
  --muted: #6b7280;
  --primary: #4f46e5;
  --primary-grad: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  --success: #10b981;
  --danger: #ef4444;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(16,24,40,.04), 0 4px 16px rgba(16,24,40,.06);
  --sidebar-bg: linear-gradient(180deg, #1e1b4b 0%, #312e81 55%, #4338ca 100%);
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif; background: var(--bg); color: var(--text); font-size: 13px; }
button, input, select, textarea { font: inherit; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #c7cdd9; border-radius: 6px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: #a8b0c0; background-clip: content-box; border: 2px solid transparent; }

/* ===== 布局：左导航 + 右显示区 ===== */
.app { display: flex; height: 100vh; overflow: hidden; }

.sidebar {
  width: 216px; flex-shrink: 0; background: var(--sidebar-bg); color: #fff;
  display: flex; flex-direction: column; padding: 18px 12px; gap: 18px;
  box-shadow: 2px 0 20px rgba(49,46,129,.35); position: relative; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 14px; border-bottom: 1px solid rgba(255,255,255,.14); }
.brand-icon { font-size: 26px; filter: drop-shadow(0 2px 6px rgba(0,0,0,.35)); }
.brand-title { font-size: 15px; font-weight: 800; letter-spacing: 1px; }
.brand-sub { font-size: 11px; color: rgba(255,255,255,.65); margin-top: 2px; }

.nav { display: flex; flex-direction: column; gap: 6px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 11px 14px;
  background: transparent; color: rgba(255,255,255,.78); border: none; border-radius: 10px;
  cursor: pointer; font-size: 14px; font-weight: 600; text-align: left;
  transition: all .18s ease; position: relative;
}
.nav-icon { font-size: 16px; }
.nav-item:hover { background: rgba(255,255,255,.12); color: #fff; transform: translateX(3px); }
.nav-item.active {
  background: linear-gradient(135deg, #6366f1, #a855f7);
  color: #fff; box-shadow: 0 4px 14px rgba(139,92,246,.5);
}
.nav-item.active::before {
  content: ""; position: absolute; left: -12px; top: 20%; bottom: 20%; width: 4px;
  background: linear-gradient(180deg, #22d3ee, #a78bfa); border-radius: 0 4px 4px 0;
}
.sidebar-footer { margin-top: auto; padding: 8px; text-align: center; }
.global-status { color: rgba(255,255,255,.5); font-size: 11px; }

.main { flex: 1; overflow-y: auto; padding: 18px 20px; }

/* ===== 页面 ===== */
.page { display: none; animation: fadeIn .25s ease; }
.page.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.page-header { margin-bottom: 14px; }
.page-header h2 { margin: 0 0 4px; font-size: 18px; font-weight: 800; color: #1e293b; }
.page-desc { margin: 0; color: var(--muted); font-size: 12px; }

/* ===== 面板 ===== */
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); display: flex; flex-direction: column; overflow: hidden;
}
.panel + .panel { margin-top: 14px; }
.panel-header {
  padding: 12px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  background: linear-gradient(180deg, #fafbff 0%, #f4f6fc 100%);
}
.panel-header h2 { font-size: 14px; margin: 0; font-weight: 700; color: #1e293b; }
.panel-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.panel-body { padding: 16px; }

/* ===== 按钮 ===== */
.btn {
  border: 1px solid var(--border); background: var(--panel); padding: 7px 14px;
  border-radius: var(--radius-sm); cursor: pointer; color: var(--text); font-weight: 500;
  transition: all .15s ease; box-shadow: 0 1px 2px rgba(16,24,40,.05);
}
.btn:hover { background: #f6f7fb; border-color: #c9cfdb; transform: translateY(-1px); box-shadow: 0 3px 8px rgba(16,24,40,.08); }
.btn:active { transform: translateY(0); }
.btn.primary { background: var(--primary-grad); color: #fff; border: none; box-shadow: 0 2px 10px rgba(99,102,241,.4); }
.btn.primary:hover { box-shadow: 0 4px 16px rgba(99,102,241,.55); filter: brightness(1.05); background: var(--primary-grad); }
.btn.success { background: linear-gradient(135deg, #10b981, #059669); color: #fff; border: none; box-shadow: 0 2px 10px rgba(16,185,129,.35); }
.btn.success:hover { filter: brightness(1.06); box-shadow: 0 4px 14px rgba(16,185,129,.5); }
.btn.cyan { background: linear-gradient(135deg, #06b6d4, #0891b2); color: #fff; border: none; box-shadow: 0 2px 10px rgba(6,182,212,.35); }
.btn.cyan:hover { filter: brightness(1.06); box-shadow: 0 4px 14px rgba(6,182,212,.5); }
.btn.danger { color: var(--danger); border-color: #fca5a5; background: #fff5f5; }
.btn.danger:hover { background: #fee2e2; border-color: var(--danger); }
.btn.small { padding: 5px 11px; font-size: 12px; }
.btn.tiny { padding: 2px 9px; font-size: 12px; border-radius: 6px; }
.file-btn { position: relative; display: inline-flex; align-items: center; justify-content: center; }
.file-btn input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

/* ===== 表单 ===== */
input, select, textarea {
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 6px 10px;
  background: #fff; color: var(--text); outline: none;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(99,102,241,.15); }

.inline-label { display: flex; align-items: center; gap: 6px; color: var(--muted); font-weight: 600; font-size: 12px; }

/* ===== 1. 参数配置 ===== */
.config-layout { display: grid; grid-template-columns: 1.3fr 1fr; gap: 14px; align-items: start; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-item { display: flex; flex-direction: column; gap: 5px; color: var(--muted); font-size: 12px; font-weight: 600; }
.form-item input { width: 100%; }
.form-item.span-2 { grid-column: span 2; }
.form-actions { display: flex; align-items: center; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.test-result { font-size: 12px; color: var(--muted); }
.test-result.ok { color: var(--success); font-weight: 700; }
.test-result.err { color: var(--danger); font-weight: 700; }

.config-list { display: flex; flex-direction: column; gap: 10px; }
.config-card {
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px;
  background: linear-gradient(135deg, #fafbff, #f4f6fc); transition: all .15s;
}
.config-card:hover { border-color: #c7d2fe; box-shadow: 0 3px 10px rgba(99,102,241,.12); }
.config-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.config-name { font-weight: 800; color: var(--primary); font-size: 13px; }
.config-actions { display: flex; gap: 6px; }
.config-card-body { color: var(--muted); font-size: 12px; line-height: 1.6; }

/* ===== 2. 数据筛选 ===== */
.filter-builder {
  padding: 12px 14px; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, #fafbff, #f4f6fc);
}
.filter-builder-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; flex-wrap: wrap;
}
.filter-builder-title { font-weight: 800; color: #1e293b; font-size: 13px; }
.filter-builder-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filter-rows { display: flex; flex-direction: column; gap: 8px; }
.filter-empty {
  color: var(--muted); font-size: 12px; padding: 14px; text-align: center;
  border: 1.5px dashed #d5dbe8; border-radius: var(--radius-sm); background: #fff;
}
.filter-row {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 8px 10px; border-radius: var(--radius-sm); background: #fff;
  border: 1px solid var(--border); transition: all .15s;
}
.filter-row:hover { border-color: #c7d2fe; box-shadow: 0 2px 8px rgba(99,102,241,.1); }
.filter-row select, .filter-row input { padding: 5px 8px; font-size: 12px; }
.filter-row select.filter-field { min-width: 120px; }
.filter-row select.filter-op { min-width: 100px; }
.filter-row input.filter-value, .filter-row input.filter-value2 { min-width: 140px; flex: 1; }
.filter-row input:disabled { background: #f3f4f6; color: #9ca3af; }
.status-chip {
  font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 999px;
  background: #eef0f6; color: var(--muted); min-width: 40px; text-align: center;
}
.status-chip.ok { background: #d1fae5; color: #065f46; }
.status-chip.err { background: #fee2e2; color: #991b1b; }

.table-panel-body { padding: 0; display: flex; flex-direction: column; overflow: hidden; }
.table-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 14px; border-bottom: 1px solid var(--border); background: #fafbff; flex-wrap: wrap;
  position: relative;
}
.table-info { color: var(--muted); font-size: 12px; }
.count-num { color: var(--primary); font-size: 14px; font-weight: 800; }
.count-num.accent { color: #d97706; }
.table-toolbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.table-toolbar-right input { min-width: 200px; }

.table-wrap { flex: 1; overflow: auto; max-height: 52vh; }
#deviceTable, #printDeviceTable { width: 100%; border-collapse: collapse; table-layout: fixed; }
#deviceTable th, #deviceTable td, #printDeviceTable th, #printDeviceTable td {
  border-bottom: 1px solid #eef0f5; padding: 7px 9px; text-align: left; vertical-align: top;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
#deviceTable th, #printDeviceTable th {
  background: linear-gradient(180deg, #f8fafd, #f1f4fa); font-weight: 700; position: sticky; top: 0; z-index: 1;
  color: #475569; border-bottom: 2px solid #dde3ee;
}
#deviceTable th input { width: 100%; padding: 3px 6px; border: 1px solid var(--border); border-radius: 6px; font-size: 12px; font-weight: 400; }
#deviceTable th input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(99,102,241,.15); }
#deviceTable tbody tr, #printDeviceTable tbody tr { transition: background .1s; }
#deviceTable tbody tr:nth-child(even), #printDeviceTable tbody tr:nth-child(even) { background: #fafbfd; }
#deviceTable tbody tr:hover, #printDeviceTable tbody tr:hover { background: #eef2ff; }
#deviceTable tbody tr.selected, #printDeviceTable tbody tr.selected { background: linear-gradient(90deg, #e0e7ff, #ede9fe); }
#deviceTable td:first-child, #printDeviceTable td:first-child { width: 34px; text-align: center; }
#deviceTable th:first-child, #printDeviceTable th:first-child { width: 34px; }
input[type=checkbox] { accent-color: var(--primary); width: 15px; height: 15px; cursor: pointer; }
.empty-row { text-align: center; color: var(--muted); padding: 24px !important; }

.columns-modal-content { width: 720px; max-width: 92vw; height: auto; max-height: 84vh; }
.columns-modal-body { flex: 1; overflow-y: auto; padding: 18px 20px; display: flex; flex-direction: column; gap: 16px; }
.columns-group-title { font-size: 12px; color: var(--muted); font-weight: 700; margin-bottom: 8px; text-transform: uppercase; letter-spacing: .5px; }
.columns-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.columns-item {
  display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text); cursor: pointer;
  padding: 7px 8px; border-radius: 8px; transition: background .12s; border: 1px solid transparent;
}
.columns-item:hover { background: #f1f5f9; border-color: #e2e8f0; }
.columns-item input { width: 15px; height: 15px; accent-color: var(--primary); flex: none; cursor: pointer; }
@media (max-width: 900px) {
  .columns-list { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .columns-list { grid-template-columns: repeat(2, 1fr); }
}

.task-list { display: flex; flex-direction: column; gap: 10px; }
.task-card {
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px;
  background: linear-gradient(135deg, #f0fdf9, #ecfdf5); transition: all .15s;
}
.task-card:hover { border-color: #6ee7b7; box-shadow: 0 3px 10px rgba(16,185,129,.15); }
.task-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.task-name { font-weight: 800; color: #047857; font-size: 13px; }
.task-card-body { color: var(--muted); font-size: 12px; }

/* ===== 3. 模板设计 ===== */
.designer-layout { display: grid; grid-template-columns: 1fr 270px; gap: 14px; align-items: stretch; height: calc(100vh - 130px); }
.designer-panel { min-width: 0; }
.designer-body { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
#templateSelect, #printTaskSelect, #printTemplateSelect, #filterConfigSelect { min-width: 130px; max-width: 220px; }

.toolbar {
  padding: 9px 12px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; background: #fafbff;
}
.toolbar .tool {
  width: 30px; height: 30px; border: 1px solid var(--border); background: #fff;
  border-radius: var(--radius-sm); cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: #475569; transition: all .15s;
}
.toolbar .tool:hover { border-color: var(--primary); color: var(--primary); box-shadow: 0 2px 8px rgba(99,102,241,.2); transform: translateY(-1px); }
.toolbar .tool.active { background: var(--primary-grad); color: #fff; border-color: transparent; box-shadow: 0 2px 10px rgba(99,102,241,.45); }
.toolbar label { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 12px; }
.toolbar input[type=number] { width: 52px; padding: 4px 6px; }
.toolbar .separator { width: 1px; height: 22px; background: #dbe0ea; margin: 0 4px; }
#zoomValue { color: var(--muted); font-size: 12px; min-width: 38px; text-align: center; }

.canvas-area {
  flex: 1; position: relative; overflow: auto; padding: 28px;
  background: radial-gradient(circle at 1px 1px, #cbd3e1 1px, transparent 0) 0 0 / 22px 22px,
              linear-gradient(160deg, #e9edf5 0%, #dfe5f0 100%);
  display: flex; align-items: center; justify-content: center;
}
.label-canvas { background: #fff; box-shadow: 0 6px 24px rgba(30,41,59,.18), 0 0 0 1px rgba(30,41,59,.06); position: relative; transform-origin: center top; border-radius: 2px; }

.canvas-element { position: absolute; border: 1px dashed transparent; cursor: move; overflow: hidden; user-select: none; display: flex; align-items: flex-start; justify-content: flex-start; }
.canvas-element:hover { border-color: #a5b4fc; }
.canvas-element.selected { border: 1.5px dashed var(--primary); z-index: 1000; box-shadow: 0 0 0 3px rgba(99,102,241,.12); }
.canvas-element .handle { position: absolute; width: 8px; height: 8px; background: var(--primary); border: 2px solid #fff; display: none; border-radius: 50%; box-shadow: 0 1px 4px rgba(0,0,0,.3); }
.canvas-element.selected .handle { display: block; }
.canvas-element .handle.se { right: -5px; bottom: -5px; cursor: se-resize; }
.canvas-element.qr, .canvas-element.barcode { background: #fff; display: flex; align-items: center; justify-content: center; }
.canvas-element img { max-width: 100%; max-height: 100%; display: block; }

.properties {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 14px; overflow-y: auto;
}
.properties h3 { margin: 0 0 12px; font-size: 14px; font-weight: 700; color: #1e293b; }
.empty-props {
  color: var(--muted); font-size: 12px; text-align: center; padding: 28px 10px;
  border: 1.5px dashed #d5dbe8; border-radius: var(--radius-sm); background: #fafbfd;
}
.prop-form { display: flex; flex-direction: column; gap: 10px; }
.prop-form label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: 12px; font-weight: 600; }
.prop-form label span#propType { color: var(--primary); font-size: 13px; }
.prop-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.prop-form input, .prop-form select, .prop-form textarea { width: 100%; }
.prop-form textarea { resize: vertical; }
.prop-form input[type=color] { padding: 2px; height: 34px; cursor: pointer; }
.hidden { display: none !important; }

.badge {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--primary-grad); color: #fff; font-size: 11px; font-weight: 700;
  border-radius: 999px; padding: 1px 9px; margin-left: 4px;
  box-shadow: 0 2px 6px rgba(99,102,241,.4);
}

/* ===== 打印预览弹窗 ===== */
.modal { position: fixed; inset: 0; background: rgba(15,23,42,.55); backdrop-filter: blur(3px); z-index: 2000; display: flex; align-items: center; justify-content: center; }
.modal-content { background: var(--panel); width: 90vw; height: 90vh; border-radius: var(--radius); box-shadow: 0 10px 40px rgba(49,46,129,.18); display: flex; flex-direction: column; overflow: hidden; }
.modal-header {
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(180deg, #fafbff, #f4f6fc);
}
.modal-header h2 { font-size: 15px; margin: 0; font-weight: 700; color: #1e293b; }
.modal-header-actions { display: flex; gap: 8px; }
.preview-pages { flex: 1; overflow: auto; padding: 24px; background: #e9edf3; }
.preview-page { background: #fff; margin: 0 auto 24px; box-shadow: 0 3px 14px rgba(30,41,59,.18); position: relative; overflow: hidden; }

@media print {
  body * { visibility: hidden; }
  .modal, .modal-content, .preview-pages, .preview-page { visibility: visible !important; }
  .preview-page { box-shadow: none; margin: 0; page-break-after: always; }
}

/* 密码输入组 + 眼睛按钮 */
.input-group { display: flex; align-items: stretch; gap: 0; }
.input-group input { flex: 1; border-top-right-radius: 0; border-bottom-right-radius: 0; min-width: 0; }
.eye-btn {
  flex: none; width: 42px; border: 1px solid var(--border); border-left: none;
  border-radius: 0 8px 8px 0; background: linear-gradient(180deg, #ffffff, #f4f6fb);
  cursor: pointer; font-size: 16px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s ease;
}
.eye-btn:hover { background: linear-gradient(180deg, #ede9fe, #ddd6fe); }

@media (max-width: 1100px) {
  .config-layout { grid-template-columns: 1fr; }
  .designer-layout { grid-template-columns: 1fr; height: auto; }
}