/* ==========================================================================
   SingClan SCADA — 设计令牌与通用组件
   塑料基原油生产实时管理与监控系统
   零外部依赖：不依赖任何 CDN，离线可直接打开
   ========================================================================== */

:root {
  /* ---- 背景层级 ---- */
  --bg-0: #070b12;
  --bg-1: #0c1220;
  --bg-2: #121a2b;
  --bg-3: #182238;

  /* ---- 面板 ---- */
  --panel-1: rgba(23, 33, 54, 0.88);
  --panel-2: rgba(29, 41, 66, 0.85);
  --panel-3: rgba(36, 50, 79, 0.72);
  --panel-solid: #162034;

  /* ---- 流程/平面图节点卡片底色（随主题切换） ---- */
  --flow-node: rgba(19, 28, 46, 0.94);

  /* ---- 深色芯片/内联卡片底色（随主题切换） ---- */
  --chip-bg: rgba(8, 13, 22, 0.5);

  /* ---- 反应器剖面图设备配色（随主题切换） ---- */
  --rx-body-1: #3b4d6e;
  --rx-body-2: #26334c;
  --rx-body-3: #1a2438;
  --rx-nozzle: #2b3a56;
  --rx-heater: #3a2418;
  --rx-rotor: #5b7099;
  --rx-rotor-2: #7d93bb;

  /* ---- 描边 ---- */
  --line-1: rgba(148, 163, 184, 0.14);
  --line-2: rgba(148, 163, 184, 0.26);
  --line-3: rgba(148, 163, 184, 0.42);

  /* ---- 文字（深色主题：全部纯白） ---- */
  --tx-1: #ffffff;
  --tx-2: #ffffff;
  --tx-3: #ffffff;
  --tx-4: #ffffff;

  /* ---- 品牌与语义色 ---- */
  --brand: #ff7a35;
  --brand-d: #e55f1c;
  --brand-l: #ffa26b;
  --cyan: #22d3ee;
  --teal: #2dd4bf;
  --green: #34d399;
  --blue: #60a5fa;
  --indigo: #818cf8;
  --purple: #a78bfa;
  --amber: #fbbf24;
  --red: #f43f5e;
  --red-d: #be123c;

  /* ---- 状态色（工业语义） ---- */
  --st-run: #34d399;
  --st-warn: #fbbf24;
  --st-alarm: #f43f5e;
  --st-crit: #ff2d55;
  --st-stop: #64748b;
  --st-off: #475569;

  /* ---- 语义色「文字态」令牌：深色主题等于原色，浅色主题自动加深（见 theme-light.css） ---- */
  --brand-tx: var(--brand);
  --cyan-tx:  var(--cyan);
  --green-tx: var(--green);
  --amber-tx: var(--amber);
  --red-tx:   var(--red);
  --purple-tx: var(--purple);
  --st-run-tx:   var(--st-run);
  --st-warn-tx:  var(--st-warn);
  --st-alarm-tx: var(--st-alarm);
  --st-crit-tx:  var(--st-crit);
  --st-stop-tx:  var(--st-stop);

  /* ---- 圆角 ---- */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;

  /* ---- 阴影 ---- */
  --sh-1: 0 2px 10px rgba(0, 0, 0, 0.28);
  --sh-2: 0 8px 28px rgba(0, 0, 0, 0.38);
  --sh-3: 0 18px 48px rgba(0, 0, 0, 0.48);
  --sh-brand: 0 8px 26px rgba(255, 122, 53, 0.34);
  --sh-cyan: 0 8px 26px rgba(34, 211, 238, 0.28);

  /* ---- 发光 ---- */
  --gl-brand: 0 0 0 1px rgba(255, 122, 53, 0.35), 0 0 22px rgba(255, 122, 53, 0.22);
  --gl-red: 0 0 0 1px rgba(244, 63, 94, 0.45), 0 0 26px rgba(244, 63, 94, 0.3);

  --nav-h: 62px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* =========================== 基础重置 =========================== */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB",
    system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--tx-1);
  background: var(--bg-0);
  background-image:
    radial-gradient(1100px 620px at 12% -8%, rgba(255, 122, 53, 0.13), transparent 62%),
    radial-gradient(980px 560px at 92% 4%, rgba(34, 211, 238, 0.11), transparent 60%),
    radial-gradient(900px 700px at 50% 112%, rgba(129, 140, 248, 0.1), transparent 62%),
    linear-gradient(158deg, #0b1120 0%, #101a2e 46%, #0a0f1a 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* 工业网格底纹 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
}

h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; line-height: 1.3; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; font-size: inherit; }
img, svg, canvas, video { display: block; max-width: 100%; }

::selection { background: rgba(255, 122, 53, 0.32); color: #fff; }

/* 滚动条 */
* { scrollbar-width: thin; scrollbar-color: rgba(148, 163, 184, 0.32) transparent; }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.03); }
::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.3);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(148, 163, 184, 0.5); }

/* =========================== 排版工具 =========================== */
.mono {
  font-family: "SF Mono", "JetBrains Mono", "Roboto Mono", Menlo, Consolas, monospace;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.tx-dim { color: var(--tx-2); }
.tx-mute { color: var(--tx-3); }
.tx-brand { color: var(--brand-tx) !important; }
.tx-cyan { color: var(--cyan-tx) !important; }
.tx-green { color: var(--green-tx) !important; }
.tx-amber { color: var(--amber-tx) !important; }
.tx-red { color: var(--red-tx) !important; }

.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tx-3);
}

/* =========================== 面板 =========================== */
.panel {
  position: relative;
  background: linear-gradient(158deg, var(--panel-2), var(--panel-1));
  border: 1px solid var(--line-1);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
}

/* 面板顶部高光 */
.panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.22), transparent);
}

.panel-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-1);
  background: rgba(255, 255, 255, 0.022);
}

.panel-hd h3 {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.panel-hd h3::before {
  content: "";
  width: 3px;
  height: 15px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--brand), var(--brand-d));
}

.panel-hd.cyan h3::before { background: linear-gradient(180deg, var(--cyan), #0891b2); }
.panel-hd.green h3::before { background: linear-gradient(180deg, var(--green), #059669); }
.panel-hd.red h3::before { background: linear-gradient(180deg, var(--red), var(--red-d)); }
.panel-hd.purple h3::before { background: linear-gradient(180deg, var(--purple), #7c3aed); }

.panel-bd { padding: 18px; }
.panel-bd.tight { padding: 12px; }
.panel-bd.flush { padding: 0; }

.panel-sub {
  font-size: 11.5px;
  color: var(--tx-3);
  font-weight: 500;
}

/* =========================== 徽章 =========================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  white-space: nowrap;
}

.badge-run {
  color: var(--st-run-tx);
  background: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.3);
}
.badge-warn {
  color: var(--st-warn-tx);
  background: rgba(251, 191, 36, 0.12);
  border-color: rgba(251, 191, 36, 0.3);
}
.badge-alarm {
  color: var(--st-alarm-tx);
  background: rgba(244, 63, 94, 0.13);
  border-color: rgba(244, 63, 94, 0.32);
}
.badge-crit {
  color: #fff;
  background: linear-gradient(135deg, var(--st-crit), var(--red-d));
  border-color: rgba(255, 45, 85, 0.6);
  animation: badgePulse 0.9s ease-in-out infinite;
}
.badge-stop {
  color: var(--tx-3);
  background: rgba(100, 116, 139, 0.14);
  border-color: rgba(100, 116, 139, 0.3);
}
.badge-info {
  color: var(--cyan-tx);
  background: rgba(34, 211, 238, 0.12);
  border-color: rgba(34, 211, 238, 0.3);
}
.badge-mute {
  color: var(--tx-3);
  background: rgba(148, 163, 184, 0.08);
  border-color: var(--line-2);
}

@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 45, 85, 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(255, 45, 85, 0); }
}

/* =========================== 状态指示灯 =========================== */
.led {
  position: relative;
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--st-off);
}

.led::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: inherit;
  opacity: 0.28;
  animation: ledPulse 2s var(--ease) infinite;
}

.led.run { background: var(--st-run); }
.led.warn { background: var(--st-warn); animation: ledBlink 1.1s steps(1, end) infinite; }
.led.alarm { background: var(--st-alarm); animation: ledBlink 0.7s steps(1, end) infinite; }
.led.crit { background: var(--st-crit); animation: ledBlink 0.42s steps(1, end) infinite; }
.led.stop { background: var(--st-stop); }
.led.stop::after { animation: none; opacity: 0; }

@keyframes ledPulse {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.9); opacity: 0; }
}

@keyframes ledBlink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0.22; }
}

/* =========================== 按钮 =========================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 9px 18px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--tx-1);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease),
    background 0.22s var(--ease), border-color 0.22s var(--ease), opacity 0.2s var(--ease);
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

/* 扫光效果 */
.btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: -110%;
  width: 60%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.22), transparent);
  transition: left 0.55s var(--ease);
  pointer-events: none;
}
.btn:hover::after { left: 130%; }

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-d));
  border-color: rgba(255, 122, 53, 0.5);
  color: #fff;
  box-shadow: var(--sh-brand);
}
.btn-primary:hover { box-shadow: 0 12px 32px rgba(255, 122, 53, 0.46); }

.btn-cyan {
  background: linear-gradient(135deg, var(--cyan), #0e9fbd);
  border-color: rgba(34, 211, 238, 0.45);
  color: #04212a;
  box-shadow: var(--sh-cyan);
}
.btn-cyan:hover { box-shadow: 0 12px 32px rgba(34, 211, 238, 0.42); }

.btn-green {
  background: linear-gradient(135deg, var(--green), #059669);
  border-color: rgba(52, 211, 153, 0.45);
  color: #032018;
  box-shadow: 0 8px 24px rgba(52, 211, 153, 0.3);
}

.btn-red {
  background: linear-gradient(135deg, var(--red), var(--red-d));
  border-color: rgba(244, 63, 94, 0.5);
  color: #fff;
  box-shadow: 0 8px 24px rgba(244, 63, 94, 0.34);
}

.btn-ghost { background: rgba(255, 255, 255, 0.035); }

.btn-sm { padding: 5px 12px; font-size: 12px; border-radius: 6px; }
.btn-lg { padding: 13px 26px; font-size: 14.5px; }
.btn-block { display: flex; width: 100%; }

/* 激活态（用于分屏切换、视图切换） */
.btn.active {
  background: linear-gradient(135deg, var(--brand), var(--brand-d));
  border-color: rgba(255, 122, 53, 0.55);
  color: #fff;
  box-shadow: var(--sh-brand);
}

/* =========================== 滑块 =========================== */
.slider-wrap { position: relative; }

.slider-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 9px;
}

.slider-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--tx-2);
}

.slider-label .tag {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(148, 163, 184, 0.14);
  color: var(--tx-3);
  font-family: "SF Mono", Menlo, monospace;
}

.slider-out {
  display: flex;
  align-items: baseline;
  gap: 3px;
  font-family: "SF Mono", Menlo, monospace;
  font-variant-numeric: tabular-nums;
}

.slider-out .v {
  font-size: 19px;
  font-weight: 700;
  color: var(--brand-tx);
  line-height: 1;
}

.slider-out .u {
  font-size: 11px;
  color: var(--tx-3);
  font-weight: 600;
}

input[type="range"].slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  margin: 0;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    var(--brand) 0%,
    var(--brand) var(--fill, 50%),
    rgba(148, 163, 184, 0.22) var(--fill, 50%),
    rgba(148, 163, 184, 0.22) 100%
  );
  outline: none;
  cursor: pointer;
  transition: filter 0.2s var(--ease);
}

input[type="range"].slider:hover { filter: brightness(1.16); }

input[type="range"].slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 30%, #fff 0%, var(--brand) 62%, var(--brand-d) 100%);
  border: 2px solid rgba(255, 255, 255, 0.9);
  cursor: grab;
  box-shadow: 0 2px 10px rgba(255, 122, 53, 0.55);
  transition: transform 0.16s var(--ease);
}
input[type="range"].slider::-webkit-slider-thumb:hover { transform: scale(1.18); }
input[type="range"].slider::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.05); }

input[type="range"].slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--brand);
  border: 2px solid #fff;
  cursor: grab;
  box-shadow: 0 2px 10px rgba(255, 122, 53, 0.5);
}

input[type="range"].slider:disabled { opacity: 0.42; cursor: not-allowed; }

/* 滑块刻度 */
.slider-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 5px;
  font-size: 10px;
  color: var(--tx-4);
  font-family: "SF Mono", Menlo, monospace;
}

/* 安全区指示条（用于压力/温度等关键参数） */
.safe-bar {
  position: relative;
  height: 5px;
  margin-top: 9px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.16);
  overflow: hidden;
}
.safe-bar .zone {
  position: absolute;
  top: 0;
  bottom: 0;
  background: rgba(52, 211, 153, 0.42);
}
.safe-bar .zone.w { background: rgba(251, 191, 36, 0.42); }
.safe-bar .zone.a { background: rgba(244, 63, 94, 0.45); }
.safe-bar .mk {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 11px;
  border-radius: 1px;
  background: #fff;
  box-shadow: 0 0 7px rgba(255, 255, 255, 0.85);
  transition: left 0.18s var(--ease);
}

/* =========================== 开关 =========================== */
.switch {
  position: relative;
  display: inline-flex;
  flex: none;
  width: 42px;
  height: 23px;
  cursor: pointer;
}
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }

.switch .track {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: rgba(100, 116, 139, 0.42);
  border: 1px solid var(--line-2);
  transition: background 0.26s var(--ease), box-shadow 0.26s var(--ease);
}

.switch .track::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  transition: transform 0.26s var(--ease-out);
}

.switch input:checked + .track {
  background: linear-gradient(135deg, var(--green), #059669);
  border-color: rgba(52, 211, 153, 0.55);
  box-shadow: 0 0 14px rgba(52, 211, 153, 0.4);
}
.switch input:checked + .track::after { transform: translateX(19px); }

.switch.cyan input:checked + .track {
  background: linear-gradient(135deg, var(--cyan), #0e9fbd);
  border-color: rgba(34, 211, 238, 0.55);
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.4);
}
.switch.brand input:checked + .track {
  background: linear-gradient(135deg, var(--brand), var(--brand-d));
  border-color: rgba(255, 122, 53, 0.55);
  box-shadow: 0 0 14px rgba(255, 122, 53, 0.4);
}
.switch.purple input:checked + .track {
  background: linear-gradient(135deg, var(--purple), #7c3aed);
  border-color: rgba(167, 139, 250, 0.55);
  box-shadow: 0 0 14px rgba(167, 139, 250, 0.4);
}

/* =========================== 输入框 / 下拉 =========================== */
.field {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: rgba(8, 13, 22, 0.62);
  color: var(--tx-1);
  font-size: 13px;
  font-family: inherit;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  outline: none;
}

.field:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(255, 122, 53, 0.16);
}

.field::placeholder { color: var(--tx-4); }

select.field {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a9bad4' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 11px center;
  padding-right: 30px;
}

select.field option { background: #162034; color: #eaf1fb; }

.field-label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--tx-2);
}

/* =========================== 数据卡片 =========================== */
.kpi {
  position: relative;
  padding: 16px 18px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-md);
  background: linear-gradient(158deg, rgba(38, 52, 82, 0.72), rgba(19, 27, 45, 0.78));
  overflow: hidden;
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.kpi:hover {
  transform: translateY(-3px);
  border-color: var(--line-3);
  box-shadow: var(--sh-3);
}

/* 左侧色条 */
.kpi::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12%;
  bottom: 12%;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--accent, var(--brand));
}

.kpi .k-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.kpi .k-name {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--tx-2);
}

.kpi .k-val {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: "SF Mono", Menlo, monospace;
  font-variant-numeric: tabular-nums;
}

.kpi .k-val .n {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--tx-1);
}

.kpi .k-val .u {
  font-size: 12px;
  font-weight: 600;
  color: var(--tx-3);
}

.kpi .k-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 11.5px;
  color: var(--tx-3);
}

.kpi .delta { font-weight: 700; font-family: "SF Mono", Menlo, monospace; }
.kpi .delta.up { color: var(--green-tx); }
.kpi .delta.down { color: var(--red-tx); }

/* =========================== 表格 =========================== */
.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }

.tbl thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 9px 12px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--tx-3);
  background: rgba(14, 21, 36, 0.96);
  border-bottom: 1px solid var(--line-2);
  white-space: nowrap;
}

.tbl tbody td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--line-1);
  color: var(--tx-2);
  vertical-align: middle;
}

.tbl tbody tr { transition: background 0.16s var(--ease); }
.tbl tbody tr:hover { background: rgba(255, 255, 255, 0.035); }
.tbl tbody tr.crit { background: rgba(244, 63, 94, 0.09); }
.tbl tbody tr.crit:hover { background: rgba(244, 63, 94, 0.15); }
.tbl tbody tr.alarm { background: rgba(251, 191, 36, 0.07); }

.tbl td.num,
.tbl th.num {
  text-align: right;
  font-family: "SF Mono", Menlo, monospace;
  font-variant-numeric: tabular-nums;
}

/* =========================== 进度条 =========================== */
.bar {
  position: relative;
  height: 7px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.16);
  overflow: hidden;
}
.bar > i {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--brand), var(--brand-l));
  transition: width 0.5s var(--ease-out);
}
.bar.cyan > i { background: linear-gradient(90deg, var(--cyan), #67e8f9); }
.bar.green > i { background: linear-gradient(90deg, var(--green), #6ee7b7); }
.bar.amber > i { background: linear-gradient(90deg, var(--amber), #fde68a); }
.bar.red > i { background: linear-gradient(90deg, var(--red), #fb7185); }

/* =========================== 动画 =========================== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes spin { to { transform: rotate(360deg); } }

@keyframes flowDash { to { stroke-dashoffset: -24; } }

@keyframes scanMove {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(900%); }
}

@keyframes critFlash {
  0%, 100% { background-color: rgba(244, 63, 94, 0.06); }
  50% { background-color: rgba(244, 63, 94, 0.24); }
}

@keyframes shakeX {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-5px); }
  40% { transform: translateX(5px); }
  60% { transform: translateX(-3px); }
  80% { transform: translateX(3px); }
}

.anim-up { animation: fadeUp 0.6s var(--ease-out) both; }

/* 全局危急状态闪烁（作用于 body） */
body.crit-alarm::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 900;
  pointer-events: none;
  box-shadow: inset 0 0 130px rgba(244, 63, 94, 0.55);
  animation: critFlash 1s ease-in-out infinite;
}

/* =========================== 通知 =========================== */
.toast-host {
  position: fixed;
  top: calc(var(--nav-h) + 12px);
  right: 16px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 9px;
  max-width: min(390px, calc(100vw - 32px));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: rgba(19, 27, 45, 0.97);
  box-shadow: var(--sh-3);
  color: var(--tx-1);
  font-size: 12.5px;
  font-weight: 500;
  backdrop-filter: blur(10px);
  animation: toastIn 0.36s var(--ease-out) both;
  pointer-events: auto;
}

.toast.out { animation: toastOut 0.3s var(--ease) both; }

.toast .ic {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 1px;
}

.toast.ok { border-color: rgba(52, 211, 153, 0.42); }
.toast.ok .ic { color: var(--green); }
.toast.info { border-color: rgba(34, 211, 238, 0.42); }
.toast.info .ic { color: var(--cyan); }
.toast.warn { border-color: rgba(251, 191, 36, 0.45); }
.toast.warn .ic { color: var(--amber); }
.toast.err { border-color: rgba(244, 63, 94, 0.5); }
.toast.err .ic { color: var(--red); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(60px) scale(0.96); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(60px); }
}

/* =========================== 通用工具类 =========================== */
.row { display: flex; align-items: center; }
.row.gap6 { gap: 6px; }
.row.gap10 { gap: 10px; }
.row.between { justify-content: space-between; }
.col { display: flex; flex-direction: column; }
.wrap { flex-wrap: wrap; }
.grow { flex: 1 1 auto; min-width: 0; }
.center { display: grid; place-items: center; }
.rel { position: relative; }
.nowrap { white-space: nowrap; }
.trunc { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hidden { display: none !important; }

.mt6 { margin-top: 6px; }
.mt10 { margin-top: 10px; }
.mt16 { margin-top: 16px; }
.mb10 { margin-bottom: 10px; }
.mb16 { margin-bottom: 16px; }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}