/* ============================================================
   lab-portal 统一样式（双 portal 共用）— 对齐 three-d 设计系统
   Client = html 默认（青/绿 primary） Admin = html.admin-portal（橙）
   明暗 = html.dark（默认）/ html.light（localStorage lab-portal-theme）
   字体 = 系统字体栈降级（Space Grotesk / JetBrains Mono 有则用，无则系统回退，
   不加 Google Fonts @import，保证离线/内网可用）
   ============================================================ */

:root {
  color-scheme: dark;

  /* ---- three-d dark token ---- */
  --canvas: #010102;
  --surface-1: #0f1011;
  --surface-2: #141516;
  --surface-3: #18191a;
  --hairline: #23252a;
  --hairline-strong: #34343a;
  --ink: #f7f8f8;
  --ink-muted: #d0d6e0;
  --ink-subtle: #8a8f98;
  --ink-tertiary: #62666d;
  --primary: #487980;
  --primary-hover: #5a9399;
  --primary-bg: rgba(72, 121, 128, 0.12);
  --success: #3fb950;
  --warning: #d85117;
  --danger: #d85117;
  --danger-bg: rgba(216, 81, 23, 0.15);
  --info: #58a6ff;
  --accent-amber: #d29922;

  /* ---- 布局与字体 ---- */
  --radius: 12px;
  --gap: 16px;
  --font: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI",
          "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas,
          "Liberation Mono", monospace;
}

/* ---- 明暗：light 覆盖 ---- */
:root.light {
  color-scheme: light;
  --canvas: #f0f2f5;
  --surface-1: #ffffff;
  --surface-2: #f4f5f6;
  --surface-3: #ebecee;
  --hairline: #d8dadd;
  --hairline-strong: #b0b4b9;
  --ink: #1a1c1e;
  --ink-muted: #4a5058;
  --ink-subtle: #6b7280;
  --ink-tertiary: #9ca3af;
  --primary-bg: rgba(72, 121, 128, 0.10);
}

/* ---- Admin（橙）token 覆盖 ---- */
html.admin-portal {
  --primary: #e8731a;
  --primary-hover: #f08b3c;
  --primary-glow: rgba(232, 115, 26, 0.18);
  --danger: #e84a1a;
  --danger-bg: rgba(232, 74, 26, 0.15);
  --success: #22c55e;
}
html.admin-portal.light {
  --primary: #d4620a;
  --primary-hover: #e8731a;
  --primary-glow: rgba(232, 115, 26, 0.12);
}

/* ---- 基础 ---- */
* { box-sizing: border-box; }

html { scrollbar-color: var(--hairline-strong) var(--canvas); }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--canvas);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); }

::selection { background: var(--primary-bg); }

:focus-visible {
  outline: 2px solid var(--primary-bg);
  outline-offset: 2px;
}

/* ---- 顶栏 ---- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  padding: 12px 24px;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--ink);
}
.brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary-bg);
  display: inline-block;
  flex: 0 0 auto;
}
html.admin-portal .brand-mark { box-shadow: 0 0 12px var(--primary-glow); }
.topbar-right {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.portal-tag {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 4px 9px;
  border-radius: 100px;
  border: 1px solid var(--hairline-strong);
  background: var(--surface-2);
  color: var(--ink-subtle);
  white-space: nowrap;
}
.source-badge {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 4px 9px;
  border-radius: 100px;
  white-space: nowrap;
}
.source-badge[data-state="live"] {
  background: rgba(63, 185, 80, 0.12);
  color: var(--success);
  border: 1px solid rgba(63, 185, 80, 0.25);
}
.source-badge[data-state="mock"] {
  background: var(--danger-bg);
  color: var(--warning);
  border: 1px solid rgba(216, 81, 23, 0.25);
}
.source-badge[data-state="stale"] {
  background: rgba(210, 153, 34, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(210, 153, 34, 0.35);
}
.theme-toggle {
  appearance: none;
  border: 1px solid var(--hairline-strong);
  background: var(--surface-1);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  color: var(--ink-muted);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.theme-toggle:hover { border-color: var(--primary); color: var(--primary); }
.theme-toggle::before { content: "\263E"; }      /* ☾ */
html.light .theme-toggle::before { content: "\2600"; } /* ☀ */

/* ---- Tab 栏 ---- */
.tabbar {
  display: flex;
  gap: 4px;
  padding: 8px 24px;
  background: var(--surface-1);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 10;
  overflow-x: auto;
}
.tab-btn {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-subtle);
  cursor: pointer;
  border-radius: 6px;
  font-family: inherit;
  white-space: nowrap;
  transition: all 0.2s ease;
}
.tab-btn:hover { color: var(--ink); background: var(--surface-1); }
.tab-btn.active {
  color: var(--primary);
  background: var(--surface-2);
}
html.admin-portal .tab-btn.active { background: var(--primary-glow); }

/* ---- 面板显隐 ---- */
main { max-width: 1200px; margin: 0 auto; padding: 20px 24px 64px; }
.panel { display: none; }
.panel.active { display: block; animation: fadein 0.18s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.panel-title { font-size: 16px; font-weight: 700; color: var(--ink); margin: 4px 0 16px; }
.panel-hint { color: var(--ink-subtle); font-size: 13px; }
.note { color: var(--ink-subtle); font-size: 13px; }

/* ---- 卡片 ---- */
.card {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 18px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.card:hover {
  border-color: var(--hairline-strong);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}
.card-title {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--ink-subtle);
}

/* ---- 科普页 ---- */
.science-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--gap);
}
.science-block h3 { margin: 0 0 8px; font-size: 13px; font-weight: 600; letter-spacing: 0.5px; color: var(--ink-subtle); }
.skeleton-paragraph { color: var(--ink-muted); line-height: 1.7; }
.placeholder-figure {
  min-height: 140px;
  margin: 12px 0;
  border: 1.5px dashed var(--hairline-strong);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-tertiary);
  font-size: 13px;
  background: var(--surface-2);
  text-align: center;
  padding: 12px;
}
.science-block .note { display: block; margin-top: 8px; }

/* ---- 数据图表页 ---- */
.dash-grid { display: grid; gap: var(--gap); }
.dash-section h3.card-title { display: flex; align-items: center; gap: 8px; }

.readout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}
.readout-item {
  background: var(--surface-2);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
}
.readout-item i { font-style: normal; font-size: 12px; letter-spacing: 0.3px; color: var(--ink-subtle); }
.readout-item b { font-family: var(--mono); font-size: 18px; font-variant-numeric: tabular-nums; color: var(--ink); }

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.chart-box {
  min-height: 220px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 10px;
  background: var(--surface-2);
  position: relative;
}
.chart-box canvas { display: block; width: 100% !important; height: 100% !important; }

/* 控制动作事件条（phEC） */
.action-strip { margin-top: 14px; }
.strip-title { margin: 0 0 8px; font-size: 13px; color: var(--ink-muted); font-weight: 600; }
.action-list { display: flex; flex-direction: column; gap: 4px; max-height: 220px; overflow: auto; }
.act-row {
  display: flex; gap: 12px; align-items: center; font-size: 12px;
  padding: 5px 10px; border-radius: 6px; background: var(--surface-2); border: 1px solid var(--hairline);
  color: var(--ink-muted);
}
.act-row .act-t { color: var(--ink-subtle); font-family: var(--mono); font-variant-numeric: tabular-nums; }
.act-row .act-phase { font-weight: 600; color: var(--primary); min-width: 92px; }
.act-row .act-ms { color: var(--ink-tertiary); }
.act-row .act-status { margin-left: auto; }
.act-row.ok .act-status { color: var(--success); }
.act-row.failed .act-status { color: var(--danger); }

/* LED 亮度矩阵 */
.led-matrix { margin-bottom: 14px; overflow-x: auto; }
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: var(--surface-1);
  color: var(--ink-muted);
}
.table th, .table td {
  border: 1px solid var(--hairline);
  padding: 8px 10px;
  text-align: center;
}
.table th { background: var(--surface-2); color: var(--ink-subtle); font-weight: 600; }
.led-cell { display: flex; align-items: center; gap: 6px; justify-content: center; }
.led-bar {
  display: inline-block;
  height: 8px;
  width: 40px;
  background: var(--primary);
  border-radius: 4px;
  opacity: 0.85;
}

/* LED 亮度矩阵（期望态 heatmap，P1） */
.matrix-table .matrix-cell {
  display: block;
  min-width: 52px;
  border-radius: 6px;
  padding: 6px 4px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* LED 24h 下发时间线（P1） */
.led-track {
  position: relative;
  height: 34px;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  margin-bottom: 10px;
}
.led-ev {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--surface-1);
  box-shadow: 0 0 0 1px var(--hairline-strong);
}
.led-ev.ev-reconcile { background: var(--info); }
.led-ev.ev-event { background: var(--warning); }
.led-legend { font-size: 12px; color: var(--ink-subtle); margin-bottom: 8px; }
.led-legend .led-ev { position: relative; transform: none; top: 1px; display: inline-block; vertical-align: middle; }
.led-ev-list { display: flex; flex-direction: column; gap: 3px; max-height: 280px; overflow: auto; font-size: 12px; }
.led-ev-row {
  display: flex; gap: 12px; align-items: center;
  padding: 4px 10px; border-radius: 6px; background: var(--surface-2);
  color: var(--ink-muted);
}
.led-ev-row b { color: var(--primary); }
.ev-t { color: var(--ink-subtle); font-family: var(--mono); font-variant-numeric: tabular-nums; }
.ev-tag { font-size: 11px; padding: 1px 6px; border-radius: 999px; }
.ev-tag.tag-reconcile { background: rgba(88, 166, 255, 0.15); color: var(--info); }
.ev-tag.tag-event { background: var(--danger-bg); color: var(--warning); }
.ev-status.ok { color: var(--success); }
.ev-status.failed { color: var(--danger); }

/* 水泵区（P1） */
.pump-block .note { margin: 0; }
.pump-state-chip { font-weight: 600; }
.pump-state-chip.on { color: var(--success); }
.pump-state-chip.off { color: var(--ink-subtle); }
.pump-plan {
  position: relative;
  height: 44px;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  margin-bottom: 6px;
}
.pump-window {
  position: absolute;
  top: 6px;
  bottom: 6px;
  background: rgba(63, 185, 80, 0.18);
  border: 1px solid var(--success);
  border-radius: 5px;
}
.pump-window.past { opacity: 0.45; }
.pump-plan-scale {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--ink-tertiary);
  padding: 0 2px 8px;
}
.ev-row {
  display: flex; gap: 12px; align-items: center;
  padding: 4px 10px; border-radius: 6px; background: var(--surface-2);
  font-size: 12px; border: 1px solid var(--hairline); color: var(--ink-muted);
}
.ev-row .ev-state { font-weight: 600; }
.ev-row .ev-state.on { color: var(--success); }
.ev-row .ev-state.off { color: var(--ink-tertiary); }
.ev-row .ev-reason { color: var(--ink-muted); }
.ev-row .ev-status { margin-left: auto; color: var(--ink-tertiary); }
.ev-row.failed { border-color: var(--danger); background: var(--danger-bg); }
.ev-row.override-active { border-color: var(--warning); background: rgba(216, 81, 23, 0.10); }
.override-active {
  border-color: var(--warning) !important;
  background: rgba(216, 81, 23, 0.10) !important;
}
.pump-block {
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 10px;
  font-size: 14px;
  color: var(--ink-muted);
  background: var(--surface-2);
}
.pump-block .override-active {
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 8px;
}
.pump-block .override-active b { color: var(--warning); }

/* ---- 控制面板（P2 占位） ---- */
.wip-banner {
  background: var(--primary-bg);
  border: 1px solid var(--primary);
  color: var(--primary);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin: 0 0 16px;
  font-weight: 600;
}
.wip-blocks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--gap);
}
.wip-block h4 { margin: 0 0 8px; color: var(--ink-muted); }
.wip-block .note { margin: 0; }

/* ---- 控制面板（P2-B：配置查看/编辑 + 设备控制） ---- */
.ctl-block { margin-bottom: var(--gap); }
.ctl-config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.ctl-group {
  margin: 0;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 12px 14px 14px;
  background: var(--surface-2);
}
.ctl-group legend {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--primary);
  padding: 0 6px;
}
.ctl-field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.ctl-field label { font-size: 12px; color: var(--ink-subtle); }
.ctl-field input {
  padding: 7px 9px;
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
  background: var(--surface-1);
}
.ctl-field input:focus {
  outline: 2px solid var(--primary-bg);
  border-color: var(--primary);
}
.ctl-config-foot {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.ctl-version { font-family: var(--mono); font-size: 12px; color: var(--ink-tertiary); }
.ctl-msg { font-size: 13px; }
.ctl-msg.ok { color: var(--success); }
.ctl-msg.err { color: var(--danger); }

/* 设备控制：服务行 */
.ctl-svc-rows { margin-bottom: 14px; }
.ctl-svc-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  margin-bottom: 8px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--surface-2);
  font-size: 14px;
}
.ctl-svc-row b { min-width: 110px; color: var(--ink); }
.ctl-svc-state { font-size: 12px; padding: 2px 8px; border-radius: 999px; }
.ctl-svc-state.active   { background: rgba(63, 185, 80, 0.12); color: var(--success); }
.ctl-svc-state.inactive { background: var(--surface-3); color: var(--ink-subtle); }
.ctl-svc-state.failed   { background: var(--danger-bg); color: var(--warning); }
.ctl-svc-state.unknown  { background: rgba(210, 153, 34, 0.15); color: var(--accent-amber); }
.ctl-svc-actions { margin-left: auto; display: flex; gap: 6px; }

/* 小按钮（控制面板/服务页通用） */
.btn-sm {
  appearance: none;
  border: 1px solid var(--hairline-strong);
  background: var(--surface-1);
  color: var(--ink-muted);
  font-family: inherit;
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn-sm:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-danger { color: var(--danger); border-color: rgba(216, 81, 23, 0.35); background: var(--danger-bg); }
.btn-danger:hover { border-color: var(--danger); color: var(--danger); }

/* 控制面板：override / LED reload */
.ctl-actions-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.ctl-override, .ctl-led {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px dashed var(--hairline-strong);
  border-radius: 8px;
  background: var(--surface-2);
  font-size: 13px;
  color: var(--ink-muted);
}
.ctl-override label { display: flex; align-items: center; gap: 8px; }
.ctl-override input {
  width: 88px;
  padding: 6px 8px;
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  color: var(--ink);
  background: var(--surface-1);
}

/* ---- 服务状态页（admin） ---- */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--gap);
}
.svc-card { display: flex; flex-direction: column; gap: 8px; }
.svc-head { display: flex; align-items: center; gap: 10px; }
.svc-head h3 { margin: 0; font-size: 15px; font-weight: 600; color: var(--ink); }
.svc-meta { margin: 0; color: var(--ink-subtle); font-size: 13px; }
.svc-log {
  margin: 0;
  padding: 10px;
  min-height: 90px;
  max-height: 200px;
  overflow: auto;
  background: var(--canvas);
  color: var(--ink-muted);
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 12px;
  white-space: pre-wrap;
}

/* ---- 服务状态页（P2-B：徽章 / 不可用空态 / 日志折叠） ---- */
.svc-name {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-subtle);
  background: var(--surface-3);
  border-radius: 4px;
  padding: 1px 6px;
}
.svc-state-badge { font-size: 12px; padding: 2px 8px; border-radius: 999px; }
.svc-state-badge.active   { background: rgba(63, 185, 80, 0.12); color: var(--success); }
.svc-state-badge.inactive { background: var(--surface-3); color: var(--ink-subtle); }
.svc-state-badge.failed   { background: var(--danger-bg); color: var(--warning); }
.svc-state-badge.unknown  { background: rgba(210, 153, 34, 0.15); color: var(--accent-amber); }
.svc-state-badge.activating, .svc-state-badge.deactivating { background: rgba(88, 166, 255, 0.15); color: var(--info); }
.svc-unavail {
  font-size: 12px;
  color: var(--danger);
  background: var(--danger-bg);
  border: 1px solid rgba(216, 81, 23, 0.25);
  padding: 2px 8px;
  border-radius: 999px;
}
.svc-fold {
  appearance: none;
  align-self: flex-start;
  border: 1px solid var(--hairline-strong);
  background: var(--surface-1);
  color: var(--ink-muted);
  font-family: inherit;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.svc-fold:hover { border-color: var(--primary); color: var(--primary); }
.svc-log.log-list { min-height: 90px; max-height: 260px; white-space: normal; }
.log-line { white-space: pre-wrap; line-height: 1.55; color: var(--ink-muted); }
.log-line .log-ts { color: var(--info); opacity: 0.85; margin-right: 10px; font-variant-numeric: tabular-nums; }
.log-line.err { color: var(--danger); }
.log-empty { color: var(--ink-tertiary); font-size: 12px; }

/* ---- 状态点 ---- */
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  flex: 0 0 auto;
  background: var(--ink-tertiary);
}
.dot-ok   { background: var(--success); box-shadow: 0 0 0 3px rgba(63, 185, 80, 0.18), 0 0 8px rgba(63, 185, 80, 0.35); }
.dot-warn { background: var(--warning); box-shadow: 0 0 0 3px rgba(216, 81, 23, 0.18), 0 0 8px rgba(216, 81, 23, 0.35); }
.dot-err  { background: var(--danger); box-shadow: 0 0 0 3px rgba(216, 81, 23, 0.18), 0 0 8px rgba(216, 81, 23, 0.35); }
.dot-off  { background: var(--ink-tertiary); }

/* ---- 按钮 ---- */
.btn-primary {
  appearance: none;
  border: 0;
  background: var(--primary);
  color: #fff;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn-primary:hover { background: var(--primary-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---- 登录页 ---- */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-wrap { width: 100%; max-width: 420px; padding: 20px; }
.auth-card { padding: 28px; }
.auth-card h1 { margin: 0 0 6px; font-size: 20px; color: var(--ink); }
.auth-hint { margin: 0 0 20px; color: var(--ink-subtle); font-size: 13px; }
.auth-card label { display: block; font-size: 13px; margin: 0 0 6px; color: var(--ink-muted); }
.auth-card input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  margin-bottom: 16px;
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  font-size: 16px;
  letter-spacing: 0.4em;
  color: var(--ink);
  background: var(--surface-1);
}
.auth-card input[type="password"]:focus {
  outline: 2px solid var(--primary-bg);
  border-color: var(--primary);
}
.auth-error {
  color: var(--danger);
  background: var(--danger-bg);
  border: 1px solid rgba(216, 81, 23, 0.25);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 13px;
  margin-top: 14px;
}
.auth-meta { margin-top: 16px; font-size: 12px; color: var(--ink-tertiary); }

/* ---- 滚动条（数据列表/日志/标签栏） ---- */
.action-list::-webkit-scrollbar,
.led-ev-list::-webkit-scrollbar,
.svc-log::-webkit-scrollbar,
.tabbar::-webkit-scrollbar,
.led-matrix::-webkit-scrollbar {
  height: 8px;
  width: 8px;
}
.action-list::-webkit-scrollbar-thumb,
.led-ev-list::-webkit-scrollbar-thumb,
.svc-log::-webkit-scrollbar-thumb,
.tabbar::-webkit-scrollbar-thumb,
.led-matrix::-webkit-scrollbar-thumb {
  background: var(--hairline-strong);
  border-radius: 4px;
}

/* ---- 数据暂不可用（stale 回退） ---- */
.data-stale {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  background: rgba(210, 153, 34, 0.15);
  border: 1px solid rgba(210, 153, 34, 0.35);
  color: var(--accent-amber);
}
.chart-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-tertiary);
  font-size: 13px;
  text-align: center;
  padding: 12px;
  z-index: 2;
  pointer-events: none;
}
.chart-day {
  position: relative;
  margin: 0 0 10px;
  padding: 6px 12px;
  border-radius: 6px;
  background: rgba(210, 153, 34, 0.15);
  border: 1px solid rgba(210, 153, 34, 0.35);
  color: var(--accent-amber);
  font-size: 12px;
}

/* ---- 控制面板：每层照明配方表单 ---- */
.ctl-layers { display: flex; flex-direction: column; gap: 8px; margin-top: 6px; }
.ctl-layers-title { margin: 4px 0 0; font-size: 12px; color: var(--ink-subtle); }
.ctl-layer {
  border: 1px solid var(--hairline);
  background: var(--surface-2);
  border-radius: 8px;
  padding: 10px 12px;
}
.ctl-layer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}
.ctl-layer-enable {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
}
.ctl-layer-id {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-tertiary);
}
.ctl-layer-chs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}
.ctl-layer-ch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--ink-muted);
  cursor: pointer;
}
.ctl-layer-ch input[type="number"] {
  width: 72px;
  padding: 5px 8px;
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
  color: var(--ink);
  background: var(--surface-1);
}
.ctl-layer-ch input[type="number"]:focus {
  outline: 2px solid var(--primary-bg);
  border-color: var(--primary);
}
.ctl-layer input[type="checkbox"] { accent-color: var(--primary); }

/* ---- 响应式 ---- */
@media (max-width: 640px) {
  .tabbar { padding: 8px; }
  .tab-btn { padding: 8px 12px; font-size: 13px; white-space: nowrap; }
  main { padding: 16px 12px 48px; }
  .topbar { padding: 12px 16px; }
}