:root {
  --bg: #f4f6fa;
  --panel: #ffffff;
  --ink: #1f2937;
  --ink-2: #4b5563;
  --sub: #6b7280;
  --line: #e3e8ef;
  --line-2: #eef2f7;
  --brand: #1d4ed8;
  --brand-soft: #e8eefe;
  --ok: #15803d;
  --ok-soft: #e7f6ec;
  --warn: #b45309;
  --warn-soft: #fdf3e3;
  --danger: #b91c1c;
  --danger-soft: #fdeaea;
  --info: #0e7490;
  --info-soft: #e6f4f7;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  --sidebar-w: 214px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.55 "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ---------------- 顶栏 ---------------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 22px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 30;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.logo {
  width: 38px; height: 38px; flex: 0 0 38px;
  display: grid; place-items: center;
  background: var(--brand); color: #fff;
  border-radius: 9px; font-weight: 700; font-size: 19px;
}
.brand-text { min-width: 0; }
.brand-text h1 { margin: 0; font-size: 16.5px; font-weight: 700; letter-spacing: .3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-text p { margin: 2px 0 0; font-size: 12px; color: var(--sub); }

.topbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  background: var(--line-2); color: var(--ink-2);
  font-size: 12px; white-space: nowrap;
}
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--sub); }
.pill.up { background: var(--ok-soft); color: var(--ok); }
.pill.up .dot { background: var(--ok); }
.pill.down { background: var(--danger-soft); color: var(--danger); }
.pill.down .dot { background: var(--danger); }
.pill.toggle { cursor: pointer; user-select: none; }
.pill.toggle input { margin: 0 2px 0 0; }

.btn {
  border: 1px solid var(--line); background: var(--panel); color: var(--ink);
  padding: 6px 13px; border-radius: 8px; font-size: 13px; cursor: pointer;
  font-family: inherit; transition: background .15s, border-color .15s;
}
.btn:hover { background: var(--line-2); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover { background: #1a45bd; }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.danger:hover { background: #991b1b; }
.btn.ghost { color: var(--sub); }
.btn.xs { padding: 3px 9px; font-size: 12px; border-radius: 6px; }

/* ---------------- 主布局 ---------------- */
.shell { display: flex; align-items: stretch; min-height: calc(100vh - 63px); }

.sidebar {
  width: var(--sidebar-w); flex: 0 0 var(--sidebar-w);
  background: var(--panel); border-right: 1px solid var(--line);
  padding: 12px 10px 20px;
  display: flex; flex-direction: column; justify-content: space-between;
  position: sticky; top: 63px; height: calc(100vh - 63px);
}
.nav-group {
  margin: 12px 8px 5px; font-size: 11px; color: #9aa3af;
  letter-spacing: 1px;
}
.nav-group:first-child { margin-top: 2px; }
.nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 8px;
  color: var(--ink-2); text-decoration: none; font-size: 13px;
  transition: background .12s, color .12s;
}
.nav-item:hover { background: var(--line-2); color: var(--ink); }
.nav-item.active { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.nav-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; opacity: .45; }
.nav-item.active .nav-dot { opacity: 1; }
.side-foot { padding: 10px 8px 0; border-top: 1px dashed var(--line); }
.side-foot .muted { line-height: 1.6; font-size: 11.5px; }

.content { flex: 1 1 auto; min-width: 0; padding: 16px 22px 30px; }

.page-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; margin-bottom: 14px;
}
.page-head h2 { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: .2px; }
.page-desc { margin: 4px 0 0; font-size: 12.5px; color: var(--sub); max-width: 860px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }

/* ---------------- KPI 条 ---------------- */
.kpi-bar {
  display: grid; gap: 12px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-bottom: 14px;
}
.kpi {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow);
}
.kpi-label { display: block; font-size: 12.5px; color: var(--sub); }
.kpi-value { font-size: 25px; font-weight: 700; letter-spacing: .5px; line-height: 1.3; }
.kpi-unit { font-size: 12px; color: var(--sub); margin-left: 4px; }

/* ---------------- 栅格 ---------------- */
.grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 14px 16px;
  box-shadow: var(--shadow); min-width: 0;
  margin-bottom: 14px;
}
.grid > .panel { margin-bottom: 0; }
.span-2 { grid-column: span 2; }
.panel-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 10px; margin-bottom: 12px;
}
.panel-head h3 { margin: 0; font-size: 14.5px; font-weight: 700; }
.hint { font-size: 12px; color: var(--sub); }
.note { margin: 10px 0 0; font-size: 12px; color: var(--sub); }
.note.warn-note { color: var(--warn); }
.pad { padding: 18px 4px; }

/* ---------------- 工具条 ---------------- */
.toolbar {
  display: flex; align-items: center; gap: 10px; flex-wrap: nowrap;
  margin-bottom: 14px;
}
.toolbar.wrap { flex-wrap: wrap; }
.toolbar.slim { margin-bottom: 10px; }
.toolbar input[type="text"], .toolbar input[type="date"], .toolbar select {
  padding: 6px 9px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 13px; font-family: inherit; background: var(--panel); color: var(--ink);
}
.toolbar input[type="text"] { min-width: 180px; }
.toolbar-date { display: flex; align-items: center; gap: 8px; }
.toolbar-date input[type="date"] {
  padding: 6px 9px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 13px; font-family: inherit;
}

/* 分段按钮 */
.seg { display: inline-flex; background: var(--line-2); border-radius: 8px; padding: 3px; gap: 2px; }
.seg button {
  border: 0; background: transparent; color: var(--ink-2);
  padding: 5px 12px; border-radius: 6px; font-size: 12.5px; cursor: pointer; font-family: inherit;
}
.seg button.on { background: var(--panel); color: var(--brand); font-weight: 600; box-shadow: 0 1px 2px rgba(16,24,40,.08); }

/* 主标签页 */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 14px; flex-wrap: wrap; }
.tabs button {
  border: 0; background: transparent; padding: 9px 14px; cursor: pointer;
  font-size: 13.5px; color: var(--sub); border-bottom: 2px solid transparent;
  font-family: inherit; margin-bottom: -1px;
}
.tabs button.on { color: var(--brand); border-bottom-color: var(--brand); font-weight: 600; }

/* ---------------- 作业区卡片 ---------------- */
.zone-cards { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(238px, 1fr)); }
.zone-card {
  border: 1px solid var(--line); border-radius: 9px; padding: 11px 12px;
  background: linear-gradient(180deg, #fff, #fcfdff);
}
.zone-card.paused { background: var(--warn-soft); border-color: #f0d9ae; }
.zone-card.abnormal { background: var(--danger-soft); border-color: #f2c4c4; }
.zone-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.zone-code { font-size: 15px; font-weight: 700; }
.tag {
  font-size: 11px; padding: 2px 7px; border-radius: 999px;
  background: var(--line-2); color: var(--ink-2); white-space: nowrap;
}
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.tag.warn { background: var(--warn-soft); color: var(--warn); }
.tag.danger { background: var(--danger-soft); color: var(--danger); }
.tag.info { background: var(--info-soft); color: var(--info); }
.zone-name { font-size: 12px; color: var(--sub); margin: 2px 0 8px; }
.zone-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px 10px; }
.zone-grid div { font-size: 12.5px; color: var(--ink-2); display: flex; justify-content: space-between; gap: 6px; }
.zone-grid b { font-weight: 700; color: var(--ink); }
.zone-grid b.stage-ok { color: var(--ok); }
.zone-grid b.stage-info { color: var(--info); }
.zone-grid b.stage-warn { color: var(--warn); }
.zone-foot { margin-top: 9px; font-size: 12px; color: var(--sub); border-top: 1px dashed var(--line); padding-top: 7px; }
.zone-working { margin-top: 6px; }

/* ---------------- 漏斗 ---------------- */
.funnel { list-style: none; margin: 0; padding: 0; }
.funnel li {
  display: grid; grid-template-columns: 26px 88px 1fr 150px;
  align-items: center; gap: 10px; padding: 6px 0;
  border-bottom: 1px dashed var(--line-2);
}
.funnel li:last-child { border-bottom: 0; }
.funnel .fidx { font-size: 11px; color: #9aa3af; font-variant-numeric: tabular-nums; }
.funnel .fname { font-size: 12.5px; color: var(--ink-2); }
.funnel .fbar { height: 15px; background: var(--brand-soft); border-radius: 4px; overflow: hidden; }
.funnel .fbar i { display: block; height: 100%; background: var(--brand); border-radius: 4px; min-width: 2px; }
.funnel .fval { font-size: 12px; color: var(--sub); text-align: right; font-variant-numeric: tabular-nums; }

/* ---------------- 表格 ---------------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th, td { text-align: left; padding: 7px 9px; border-bottom: 1px solid var(--line-2); white-space: nowrap; }
th { color: var(--sub); font-weight: 600; background: #fafbfd; position: sticky; top: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: #fafbfd; }
td.center, th.center { text-align: center; }
.cell-note { white-space: normal; display: inline-block; max-width: 320px; vertical-align: top; }
.mono { font-family: "Consolas", "Menlo", monospace; font-size: 12px; }
.muted { color: var(--sub); font-size: 12.5px; }
code { background: var(--line-2); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }

/* ---------------- 小指标 ---------------- */
.mini-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(112px, 1fr)); gap: 8px; margin-bottom: 10px; }
.mini {
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; background: #fcfdff;
}
.mini span { display: block; font-size: 11.5px; color: var(--sub); }
.mini b { font-size: 17px; font-weight: 700; }

/* ---------------- 异常列表 ---------------- */
.ano-list { list-style: none; margin: 0; padding: 0; max-height: 300px; overflow-y: auto; }
.ano-list li {
  display: grid; grid-template-columns: 66px 1fr auto; align-items: center; gap: 8px;
  padding: 7px 0; border-bottom: 1px dashed var(--line-2); font-size: 12.5px;
}
.ano-list .ano-no { color: var(--sub); font-size: 11.5px; }
.ano-list .ano-r { color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ano-list .ano-t { font-size: 11.5px; color: var(--sub); }

/* ---------------- 条形统计 ---------------- */
.bars { display: grid; gap: 7px; max-height: 340px; overflow-y: auto; }
.bars .brow { display: grid; grid-template-columns: 110px 1fr 92px; align-items: center; gap: 8px; font-size: 12.5px; }
.bars .blabel { color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bars .btrack { height: 13px; background: var(--line-2); border-radius: 4px; overflow: hidden; }
.bars .btrack i { display: block; height: 100%; background: var(--info); border-radius: 4px; min-width: 2px; }
.bars .bval { text-align: right; color: var(--sub); font-variant-numeric: tabular-nums; }

/* ---------------- 表单 ---------------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px 16px; }
.form-grid label, .block-label {
  display: block; font-size: 12.5px; color: var(--ink-2);
}
.form-grid input, .form-grid select, .block-label input, .block-label textarea {
  width: 100%; margin-top: 5px; padding: 7px 9px;
  border: 1px solid var(--line); border-radius: 8px;
  font-size: 13px; font-family: inherit; color: var(--ink); background: #fff;
}
.form-grid input:focus, .block-label input:focus, .block-label textarea:focus {
  outline: 2px solid var(--brand-soft); border-color: var(--brand);
}
.form-grid input:disabled { background: var(--line-2); color: var(--sub); }
.block-label { margin-top: 12px; }
.block-label textarea { resize: vertical; font-family: "Consolas", "Menlo", monospace; font-size: 12.5px; }
.chk-line { display: flex; align-items: center; gap: 7px; align-self: end; padding-bottom: 6px; }
.chk-line input { width: auto; margin: 0; }
.field-block { margin-top: 12px; }
.field-label { display: block; font-size: 12.5px; color: var(--ink-2); margin-bottom: 6px; }
.chk-row { display: flex; gap: 14px; flex-wrap: wrap; }
.chk { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--ink-2); cursor: pointer; }
.chk input { width: auto; margin: 0; }
.row-actions { display: flex; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.err { color: var(--danger); font-size: 12px; }

/* ---------------- 参数配置 ---------------- */
.param-group {
  border: 1px solid var(--line); border-radius: 9px; margin-bottom: 9px;
  background: #fcfdff; overflow: hidden;
}
.param-group > summary {
  padding: 10px 13px; cursor: pointer; font-size: 13px; font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
  list-style: none;
}
.param-group > summary::-webkit-details-marker { display: none; }
.param-group > summary::before { content: "▸"; color: var(--sub); margin-right: 8px; font-size: 11px; }
.param-group[open] > summary::before { content: "▾"; }
.param-group > summary > span:first-child { flex: 1; }
.param-rows { padding: 4px 13px 10px; border-top: 1px dashed var(--line); }
.param-row {
  display: grid; grid-template-columns: 1fr 140px 58px;
  align-items: center; gap: 10px; padding: 4px 0;
}
.param-row.changed { background: var(--warn-soft); border-radius: 6px; padding-left: 6px; }
.param-key { font-size: 12.5px; color: var(--ink-2); font-family: "Consolas", "Menlo", monospace; }
.param-input input { width: 100%; padding: 5px 8px; border: 1px solid var(--line); border-radius: 6px; font-size: 12.5px; font-family: inherit; }
.param-input input[type="checkbox"] { width: auto; }
.param-flag { font-size: 11px; color: var(--sub); text-align: right; }
.param-row.changed .param-flag { color: var(--warn); }

/* ---------------- 日志 ---------------- */
.log {
  margin: 0; padding: 11px 12px; max-height: 260px; overflow: auto;
  background: #fbfcfe; border: 1px solid var(--line); border-radius: 8px;
  font: 11.5px/1.65 "Consolas", "Menlo", monospace; color: var(--ink-2); white-space: pre-wrap;
}

/* ---------------- 弹窗 ---------------- */
.modal-mask {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(17, 24, 39, .42);
  display: none; place-items: center;
}
.modal-mask.show { display: grid; }
.modal {
  background: var(--panel); border-radius: 12px; padding: 22px 24px;
  width: min(92vw, 420px); box-shadow: 0 12px 32px rgba(16, 24, 40, .18);
}
.modal h2 { margin: 0 0 6px; font-size: 16.5px; }
.modal label { display: block; margin: 16px 0 0; font-size: 13px; color: var(--ink-2); }
.modal input {
  width: 100%; margin-top: 6px; padding: 8px 10px;
  border: 1px solid var(--line); border-radius: 8px; font-size: 14px; font-family: inherit;
}
.modal-actions { display: flex; align-items: center; gap: 12px; margin-top: 18px; }

/* ---------------- Toast ---------------- */
.toast-box {
  position: fixed; right: 20px; bottom: 22px; z-index: 80;
  display: flex; flex-direction: column; gap: 8px; align-items: flex-end;
}
.toast {
  padding: 9px 14px; border-radius: 8px; font-size: 13px;
  background: var(--ink); color: #fff;
  box-shadow: 0 6px 18px rgba(16, 24, 40, .2);
  animation: toastIn .18s ease-out;
  max-width: 360px;
}
.toast.ok { background: #17603a; }
.toast.warn { background: #8a5a08; }
.toast.error { background: #8f1d1d; }
.toast.out { opacity: 0; transition: opacity .45s; }
@keyframes toastIn { from { transform: translateY(6px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1240px) {
  .kpi-bar { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1080px) {
  .shell { flex-direction: column; }
  .sidebar {
    width: auto; flex: none; position: static; height: auto;
    border-right: 0; border-bottom: 1px solid var(--line);
    flex-direction: row; align-items: center; gap: 6px; overflow-x: auto;
    padding: 8px 12px;
  }
  .sidebar nav { display: flex; align-items: center; gap: 4px; }
  .nav-group { display: none; }
  .nav-item { white-space: nowrap; }
  .side-foot { display: none; }
  .grid { grid-template-columns: minmax(0, 1fr); }
  .span-2 { grid-column: span 1; }
  .page-head { flex-direction: column; }
}
@media (max-width: 720px) {
  .kpi-bar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .content { padding: 12px 12px 22px; }
  .topbar { flex-direction: column; align-items: stretch; }
  .topbar-right { justify-content: flex-start; }
}