/* === can.css — CAN 面板/工作台/1Hz反馈/ID快照/报文行展开/节点过滤 等 CAN 专用样式 === */
/* === CAN PANEL === */
.can-grid {
  display: grid; grid-template-columns: 70px 1fr 60px 1fr; gap: 10px;
}
.can-launch-card {
  background:
    radial-gradient(circle at top right, rgba(67,217,123,.16), transparent 28%),
    linear-gradient(138deg, rgba(18,29,41,.96), rgba(20,29,40,.92) 48%, rgba(14,21,31,.98) 100%);
  border: 1px solid rgba(67,217,123,.16);
  border-radius: 14px;
  padding: 20px;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.02),
    0 18px 40px rgba(0,0,0,.18);
  position: relative;
  overflow: hidden;
}
.can-launch-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, rgba(67,217,123,.9), rgba(67,217,123,.18));
}
.can-launch-copy {
  position: relative;
  z-index: 1;
}
.can-launch-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.can-launch-copy h3 {
  font-size: 22px;
  line-height: 1.2;
  margin: 6px 0 0;
}
.can-launch-desc {
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.7;
  max-width: 700px;
}
.can-launch-kicker {
  color: #8ef0b4;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  opacity: .92;
}
.can-launch-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(67,217,123,.09);
  border: 1px solid rgba(67,217,123,.22);
  color: #a9f5c8;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
}
.can-launch-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.can-launch-point {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  color: #c6d7e8;
  font-size: 12px;
}
.can-launch-point::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--can);
  box-shadow: 0 0 10px rgba(67,217,123,.35);
}
.can-launch-actions {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(180px, .85fr);
  gap: 10px;
  margin-top: 18px;
  position: relative;
  z-index: 1;
}
.can-launch-primary,
.can-launch-secondary {
  min-height: 42px;
}
.can-launch-primary {
  background: linear-gradient(135deg, var(--can) 0%, #22b45f 100%);
  color: #04240f;
  box-shadow: 0 10px 24px rgba(67,217,123,.2);
}
.can-launch-secondary {
  color: #d5e4f4;
  border-color: rgba(255,255,255,.08);
  background: rgba(255,255,255,.015);
}
.can-launch-secondary:hover:not(:disabled) {
  background: rgba(255,255,255,.05);
  border-color: rgba(67,217,123,.25);
}
.can-launch-foot {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,.06);
  color: #91a6bc;
  font-size: 12px;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}
/* 电机入口：复用 can-launch 布局，换青色强调 */
.motor-launch-card {
  background:
    radial-gradient(circle at top right, rgba(34,211,238,.16), transparent 28%),
    linear-gradient(138deg, rgba(18,29,41,.96), rgba(20,29,40,.92) 48%, rgba(14,21,31,.98) 100%);
  border-color: rgba(34,211,238,.16);
}
.motor-launch-card::before {
  background: linear-gradient(180deg, rgba(34,211,238,.9), rgba(34,211,238,.18));
}
.motor-launch-card .can-launch-kicker { color: #67e8f9; }
.motor-launch-card .can-launch-badge {
  background: rgba(34,211,238,.09);
  border-color: rgba(34,211,238,.22);
  color: #a5f3fc;
}
.motor-launch-card .can-launch-point::before {
  background: var(--motor, #22d3ee);
  box-shadow: 0 0 10px rgba(34,211,238,.35);
}
.motor-launch-primary {
  background: linear-gradient(135deg, var(--motor, #22d3ee) 0%, #0891b2 100%) !important;
  color: #042f2e !important;
  box-shadow: 0 10px 24px rgba(34,211,238,.2);
}
.motor-launch-card .can-launch-secondary:hover:not(:disabled) {
  border-color: rgba(34,211,238,.25);
}

.can-launch-foot-label {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,.04);
  color: #d8e6f4;
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
/* === CAN WORKSPACE PAGE === */
/* 右侧监控抽屉 translate 出屏时，防止 body 被撑出横向滚动条 */
body.can-page {
  overflow-x: hidden;
  max-width: 100%;
}
.can-page::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 18%, rgba(34,211,238,.08), transparent 26%),
    radial-gradient(circle at 85% 14%, rgba(245,158,11,.05), transparent 24%);
}
.can-container {
  max-width: min(1700px, 100%);
  width: 100%;
  box-sizing: border-box;
}
.can-header {
  position: sticky;
  top: 16px;
  z-index: 5;
  backdrop-filter: blur(14px);
  background: rgba(15,22,31,.86);
  gap: 12px;
  padding: 12px 16px;
}
.can-header .header-status {
  gap: 6px;
}
.can-header .header-status .pill {
  padding: 5px 10px;
  font-size: 11px;
}
.can-header .header-status .link-pill {
  padding: 5px 11px 5px 8px;
  gap: 6px;
}
/* sticky+backdrop-filter 合成层冲突致 fadeInUp 卡首帧(translateY(10px)+opacity:0)，
 * 禁用入场动画。选择器需 .header-bar.can-header 以胜过 responsive.css 的 .header-bar 规则 */
.header-bar.can-header { animation: none; }
.can-header-actions {
  margin-left: auto;
}
.can-link-pill {
  text-decoration: none;
  color: var(--text);
}
.can-toolbar-card,
.can-table-card,
.can-editor-layout {
  margin-top: 18px;
}
.can-toolbar-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1.1fr) 140px minmax(200px, 1fr);
  gap: 14px;
  align-items: start;
}
.can-toolbar-grid-compact {
  grid-template-columns: 140px minmax(220px, 1fr);
}
.can-toolbar-grid-dbc-only {
  grid-template-columns: 1fr;
  max-width: 420px;
}

/* DBC 并入报文列表卡 */
.can-table-card.dbc-dropzone {
  position: relative;
  transition: box-shadow .15s, border-color .15s;
}
.can-table-card.dbc-dropzone.dragover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}
.can-table-card.dbc-dropzone.dragover::after {
  content: '松开以导入 DBC';
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(9, 14, 21, 0.72);
  color: var(--accent);
  font-weight: 700;
  font-size: 15px;
  pointer-events: none;
  border-radius: inherit;
}
/* 标题栏内：统计 + 文件 chip 同一行；chip 先铺满横轴，真不够再折行 */
.dbc-summary-inline {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  gap: 8px 10px;
  margin: 0 0 0 8px;
  flex: 1 1 auto;
  min-width: 0;
  max-width: none;
  padding: 2px 6px;
  white-space: nowrap;
  overflow: hidden;
}
.dbc-summary-inline .dbc-summary-meta {
  flex: 0 0 auto;
}
.dbc-file-chips {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap; /* 仅在占满标题栏剩余宽度后折行 */
  align-items: center;
  align-content: flex-start;
  gap: 4px 6px;
  flex: 1 1 auto;
  min-width: 0;
  max-width: none; /* 去掉 40vw/360px 上限，吃满横轴 */
  overflow: hidden;
}
.dbc-file-chip {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  max-width: 140px;
  padding: 1px 2px 1px 6px;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.25);
  font-size: 10px;
  color: var(--text);
  flex: 0 0 auto;
}
.dbc-file-chip-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 110px;
}
.dbc-file-chip-remove {
  border: none;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 0 4px;
  border-radius: 50%;
}
.dbc-file-chip-remove:hover {
  color: var(--red);
  background: rgba(239, 68, 68, 0.12);
}
.dbc-empty-drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 280px;
  padding: 32px 16px;
  text-align: center;
  color: var(--text-dim);
  cursor: pointer;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  margin: 12px;
  background: rgba(255, 255, 255, 0.02);
}
.dbc-empty-drop:hover {
  border-color: var(--accent);
  color: var(--text);
}
.dbc-empty-drop h4 {
  margin: 0;
  font-size: 15px;
  color: var(--text);
  font-weight: 600;
}
.dbc-empty-drop p {
  margin: 0;
  font-size: 12px;
}
.can-table-card-body .helper-note {
  margin: 0 12px 12px;
}
.can-toolbar-block {
  min-width: 0;
}
.can-toolbar-upload .upload-zone {
  min-height: 72px;
  padding: 12px 12px;
}
.can-toolbar-upload .upload-zone h4 { font-size: 13px; margin: 4px 0 2px; }
.can-toolbar-upload .upload-zone p { font-size: 11px; margin: 0; }
/* DBC 解析摘要：强制单行 */
.dbc-summary-strip {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 6px 8px;
  margin-top: 8px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  font-size: 11px;
  color: var(--text-dim);
  min-width: 0;
  white-space: nowrap;
}
.dbc-summary-strip[hidden] { display: none !important; }
.dbc-summary-name {
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
  font-weight: 600;
}
.dbc-summary-meta {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0 8px;
  flex: 0 0 auto;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.dbc-summary-meta > span {
  white-space: nowrap;
  flex: 0 0 auto;
}
.dbc-summary-meta b {
  color: var(--text);
  font-weight: 600;
  margin-right: 1px;
}
.dbc-summary-strip .btn { flex: 0 0 auto; padding: 2px 8px; white-space: nowrap; }
.can-toolbar-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 12px;
  align-items: center;
}
.can-toolbar-foot .helper-note {
  flex: 1 1 160px;
  margin: 0;
  font-size: 11px;
}

/* 报文列表标题栏：标题 | 摘要+chip(吃满中间) | 清除/添加 */
.can-msg-list-head {
  flex-wrap: nowrap;
  row-gap: 8px;
  min-width: 0;
}
.can-msg-list-head > .dbc-summary-inline {
  margin-left: 8px;
  flex: 1 1 auto;
  min-width: 0;
}
.can-msg-head-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  margin-left: 8px;
}
.can-msg-list-head > .dbc-summary-inline + .can-msg-head-actions {
  margin-left: 8px;
}
.can-msg-head-actions #clearDbcBtn[hidden] {
  display: none !important;
}
/* 通道 / 搜索 / 勾选 / 节点 / 批量 — 同一行工具栏 */
.can-msg-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 10px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.35);
  min-width: 0;
  /* 不可用 overflow-x:auto：会把 overflow-y 也变成 clip，节点下拉被裁切 */
  overflow: visible;
  position: relative;
  z-index: 40; /* 高于 .message-table-head / 列表，避免下拉沉底 */
}
.can-msg-channel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  font-size: 11px;
  color: var(--text-dim);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 500;
  cursor: pointer;
  margin: 0;
}
.can-msg-channel-label {
  white-space: nowrap;
}
.can-msg-channel-select {
  width: 72px;
  min-width: 72px;
  height: 30px;
  padding: 2px 6px;
  font-size: 12px;
}
.can-msg-search-wrap {
  flex: 1 1 140px;
  min-width: 120px;
  max-width: 260px;
}
.can-msg-search {
  width: 100%;
  padding: 5px 10px;
  font-size: 12px;
  height: 30px;
}
.can-msg-toolbar .can-batch-actions {
  flex: 0 1 auto;
  margin-left: auto;
  flex-wrap: nowrap;
  gap: 6px;
  min-width: 0;
}
.can-msg-toolbar .pill {
  white-space: nowrap;
  flex-shrink: 0;
}
.can-msg-toolbar .btn-sm {
  white-space: nowrap;
  flex-shrink: 0;
}
.can-msg-toolbar .can-batch-all-label {
  white-space: nowrap;
  flex-shrink: 0;
}
.can-table-card-body {
  padding: 0;
}
.can-editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
  gap: 18px;
  align-items: start;
  min-width: 0;
  width: 100%;
  max-width: 100%;
}
.can-editor-layout > .can-main-col,
.can-editor-layout > .can-sidepanel {
  min-width: 0;
  max-width: 100%;
}
.can-sidepanel {
  display: flex;
  flex-direction: column;
  gap: 10px; /* 两卡间距略紧，仍保持独立卡片 */
  width: 100%;
}
.can-sidepanel > .card {
  margin-top: 0;
  min-width: 0;
  max-width: 100%;
}
.can-preview-card .card-body,
.can-raw-card .card-body {
  padding-top: 12px;
  padding-bottom: 12px;
}
.dbc-dropzone {
  position: relative;
  overflow: hidden;
}
.dbc-dropzone::after {
  content: "";
  position: absolute;
  inset: -40% auto auto -10%;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(34,211,238,.18), transparent 68%);
  pointer-events: none;
}
.message-list {
  max-height: 390px;
  overflow-x: hidden !important;
  overflow-y: auto;
  overscroll-behavior-x: none;
}
.message-table {
  /* 列宽随左栏宽度自适应压缩，禁止撑出横向滚动 */
  min-width: 0 !important;
  width: 100%;
  max-width: 100%;
  table-layout: fixed;
}
.message-table-body {
  min-width: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}
.message-table-head,
.message-row {
  display: grid;
  /* 报文名称勿抢宽；标识符/DLC/信号/节点给固定下限，避免被挤没 */
  grid-template-columns:
    34px                 /* 勾选 */
    34px                 /* 展开 */
    28px                 /* # */
    minmax(0, 0.55fr)    /* DBC名称 */
    minmax(0, 1fr)       /* 报文名称（收窄，长名省略） */
    minmax(7.2em, 0.65fr)/* 标识符 */
    0fr                  /* 通道 */
    0fr                  /* 类型 */
    2.8em                /* DLC */
    2.8em                /* 信号 */
    minmax(5.5em, 0.8fr) /* 发送节点 */
    minmax(0, 0.65fr);   /* 注释 */
  align-items: center;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.message-col-name {
  /* 名称过长只省略，不撑开其它列 */
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.message-col-id,
.message-col-dlc,
.message-col-signal,
.message-col-node {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.message-table-head {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #182330;
  border-bottom: 1px solid var(--border);
}
.message-row {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  border-bottom: 1px solid rgba(255,255,255,.04);
  transition: background .12s ease, border-color .12s ease;
}
.message-row:hover {
  background: rgba(255,255,255,.03);
}
.message-row.active {
  background: linear-gradient(90deg, rgba(34,211,238,.2), rgba(34,211,238,.07));
  box-shadow: inset 3px 0 0 0 var(--accent);
}
.message-col {
  padding: 8px 6px;
  font-size: 12px;
  line-height: 1.45;
  border-right: 1px solid rgba(255,255,255,.03);
  min-width: 0;
  box-sizing: border-box;
}
.message-table-head .message-col {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  color: #c8d6e7;
  text-transform: uppercase;
}
.message-col:last-child {
  border-right: 0;
}
.message-col-index,
.message-col-dlc,
.message-col-signal,
.message-col-channel,
.message-col-type {
  text-align: center;
}
.message-col-id,
.history-item-hex,
.can-frame-hex,
.can-title,
.can-subtitle,
.byte-pill,
.history-item-main,
.history-item-foot,
.signal-table,
.signal-cell-meta,
.signal-cell-range {
  font-family: var(--font-mono);
}
.message-col-id {
  color: var(--accent);
  font-size: 12px;
}
.message-col-dbc {
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  opacity: .9;
}
.can-empty-state {
  display: grid;
  place-items: center;
  min-height: 300px;
  text-align: center;
  border: 1px dashed rgba(34,211,238,.2);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(26,36,50,.7), rgba(20,29,40,.96));
  padding: 28px;
}
.can-empty-icon {
  width: 70px;
  height: 70px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  background: rgba(34,211,238,.12);
  font-size: 32px;
  box-shadow: inset 0 0 0 1px rgba(34,211,238,.16);
}
.can-empty-state h3 {
  font-size: 22px;
  margin-bottom: 8px;
}
.can-empty-state p {
  max-width: 560px;
  color: var(--text-dim);
  line-height: 1.75;
}
.can-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: .02em;
}
.can-subtitle {
  margin-top: 6px;
  color: var(--text-dim);
  font-size: 13px;
}
.can-selection-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.can-selection-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.can-meta-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}
.can-meta-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
}
.can-meta-card span {
  display: block;
  font-size: 10px;
  color: var(--text-label);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.can-meta-card b {
  font-size: 14px;
}
.can-comment-note {
  margin-top: 16px;
}
.can-frame-panel {
  background: linear-gradient(180deg, rgba(26,36,50,.95), rgba(13,19,27,.98));
  border: 1px solid rgba(34,211,238,.12);
  border-radius: 16px;
  padding: 18px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.02);
}
.can-frame-panel-compact {
  padding: 16px;
}
.can-panel-kicker {
  color: var(--text-label);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.can-panel-title {
  margin-top: 6px;
  font-size: 16px;
  font-weight: 700;
}
.can-frame-hex {
  margin-top: 14px;
  padding: 16px 18px;
  border-radius: 12px;
  background: #081019;
  color: #7ef3ff;
  font-size: 18px;
  line-height: 1.6;
  word-break: break-all;
  border: 1px solid rgba(34,211,238,.16);
}
.can-byte-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 8px;
}
.byte-pill {
  min-width: 0;
  width: 36px;
  padding: 3px 2px 4px;
  border-radius: 6px;
  background: rgba(34,211,238,.08);
  border: 1px solid rgba(34,211,238,.16);
  text-align: center;
  font-size: 11px;
  line-height: 1.2;
  font-family: var(--font-mono);
  flex: 0 0 auto;
}
.byte-pill b {
  display: block;
  color: var(--text-label);
  font-size: 9px;
  font-weight: 600;
  margin-bottom: 1px;
  letter-spacing: 0;
  font-family: var(--font);
}
.byte-pill > span {
  font-variant-numeric: tabular-nums;
}
.signal-table-host {
  display: block;
  margin-top: 18px;
  min-width: 0;
  max-width: 100%;
}
.signal-table {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.signal-table-head,
.signal-row {
  display: grid;
  /* 全部可收缩，禁止固定 min 像素把容器撑宽 */
  grid-template-columns:
    2.2em
    minmax(0, 1.15fr)
    minmax(0, 0.9fr)
    minmax(0, 0.95fr)
    minmax(0, 0.85fr)
    minmax(0, 0.9fr);
  align-items: stretch;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.signal-table-inline .signal-cell {
  padding: 8px 8px;
}
.signal-table-inline .signal-cell b,
.signal-table-inline .signal-cell small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}
.signal-table-head {
  background: #182330;
  border-bottom: 1px solid var(--border);
}
.signal-table-body {
  max-height: 520px;
  overflow-x: hidden;
  overflow-y: auto;
}
.signal-row {
  border-bottom: 1px solid rgba(255,255,255,.04);
  background: rgba(255,255,255,.01);
}
.signal-row:nth-child(even) {
  background: rgba(255,255,255,.025);
}
.signal-cell {
  padding: 11px 12px;
  border-right: 1px solid rgba(255,255,255,.03);
  font-size: 12px;
  line-height: 1.5;
  min-width: 0;
}
.signal-cell:last-child {
  border-right: 0;
}
.signal-table-head .signal-cell {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  color: #c8d6e7;
  text-transform: uppercase;
}
.signal-cell-index {
  text-align: center;
}
.signal-cell-name b,
.signal-cell-range b,
.signal-cell-meta b {
  display: block;
  font-size: 12px;
  color: var(--text);
}
.signal-cell-name small,
.signal-cell-range small,
.signal-cell-meta small,
.signal-cell-comment {
  display: block;
  margin-top: 4px;
  color: var(--text-dim);
  font-size: 11px;
  line-height: 1.45;
}
.signal-input-compact {
  min-width: 0;
  padding: 8px 10px;
  font-size: 12px;
}
.can-response {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
  word-break: break-all;
}
.can-response.ok {
  border-color: rgba(34,197,94,.25);
  color: #c7f9d5;
}
.can-response.err {
  border-color: rgba(239,68,68,.25);
  color: #fecaca;
}
.can-response-label {
  color: var(--text-label);
  font-size: 11px;
  margin-bottom: 6px;
  font-family: var(--font);
}
.history-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 620px;
  overflow-x: hidden;
  overflow-y: auto;
  padding-right: 4px;
  min-width: 0;
  max-width: 100%;
}
.history-list-compact {
  max-height: 420px;
}
/* 单行紧凑历史：充分利用横轴，减少行高 */
.history-item {
  padding: 5px 10px;
  border-radius: 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}
.history-item-row {
  display: grid;
  grid-template-columns:
    auto
    56px
    minmax(0, 0.7fr)
    minmax(0, 0.8fr)
    minmax(0, 1.6fr);
  align-items: center;
  gap: 8px 10px;
  min-width: 0;
  max-width: 100%;
}
.history-item-row.is-err {
  border-color: rgba(239, 68, 68, 0.35);
}
.history-item-time {
  color: var(--text-label);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.history-item-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
  white-space: nowrap;
  line-height: 1.3;
}
.history-item-tag.ok {
  background: rgba(34,197,94,.12);
  color: #b8f5cb;
}
.history-item-tag.err {
  background: rgba(239,68,68,.12);
  color: #fecaca;
}
.history-item-main {
  margin-top: 0;
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.history-item-hex {
  margin-top: 0;
  font-size: 11px;
  color: #7ef3ff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  word-break: normal;
}
.history-item-foot {
  margin-top: 0;
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  text-align: right;
}
/* Click-to-Copy 样式 */
.history-item-row .copyable {
  cursor: pointer;
  border-radius: 4px;
  padding: 1px 4px;
  margin: -1px -4px;
  transition: background .15s, color .15s;
}
.history-item-row .copyable:hover {
  background: rgba(255,255,255,.08);
}
.history-item-row .copyable:active {
  background: rgba(255,255,255,.14);
}
.history-item-row .copyable.copied {
  background: rgba(34,197,94,.18);
  color: #86efac;
}

/* === CAN 1Hz FEEDBACK === */
.can-feedback-card { margin-top: 18px; }
.can-feedback-card .card-head {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px;
}
.feedback-controls { display: flex; align-items: center; gap: 8px; }
.feedback-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
/* can.html 右侧监控抽屉：竖向排三路，窄宽也能读 */
.feedback-grid-drawer {
  grid-template-columns: 1fr;
  gap: 12px;
}
.can-monitor-drawer {
  /* 用 100% 视口减量，避免 100vw 含滚动条宽度把页面撑出横条 */
  --sys-drawer-panel-w: min(440px, calc(100% - 48px));
  max-width: 100%;
}
.can-monitor-drawer .sys-drawer-body .status-section-title:first-child {
  margin-top: 0;
}
.can-monitor-drawer .conn-indicator {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  margin: 0;
  background: transparent;
  border: none;
}
.feedback-channel.ch-disabled {
  opacity: 0.45;
  filter: grayscale(0.35);
}
.feedback-channel.ch-disabled .feedback-ch-head {
  cursor: default;
}
.feedback-channel {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.07);
  border-radius: 10px; padding: 14px 16px;
}
.feedback-ch-head {
  font-weight: 700; font-size: 15px; margin-bottom: 10px;
  display: flex; align-items: center; gap: 8px;
  cursor: pointer;
  user-select: none;
}
.feedback-expand-caret {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-dim);
  transition: transform .15s ease;
  opacity: .7;
}
.feedback-channel.collapsed .feedback-expand-caret {
  transform: rotate(-90deg);
}
.feedback-channel.collapsed .feedback-detail {
  display: none;
}
.feedback-channel:not(.collapsed) .feedback-ch-head {
  margin-bottom: 8px;
}
.feedback-primary .feedback-row:last-child {
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.feedback-channel:not(.collapsed) .feedback-primary .feedback-row:last-child {
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.feedback-detail {
  margin-top: 2px;
  padding-top: 2px;
  border-top: 1px dashed rgba(255,255,255,.06);
}
.ch-dot {
  width: 10px; height: 10px; border-radius: 50%; display: inline-block;
}
.ch-dot.ch0 { background: #22d3ee; }
.ch-dot.ch1 { background: #a78bfa; }
.ch-dot.ch2 { background: #f59e0b; }
.feedback-row {
  display: flex; justify-content: space-between; padding: 3px 0;
  font-size: 13px; border-bottom: 1px solid rgba(255,255,255,.04);
}
.feedback-row:last-child { border-bottom: none; }
.fb-label { color: var(--muted, #8892a4); }
.fb-val { font-weight: 600; font-variant-numeric: tabular-nums; cursor: pointer; border-radius: 4px; padding: 1px 4px; margin: -1px -4px; transition: background .15s; }
.fb-val:hover { background: rgba(255,255,255,.08); }
.fb-val:active { background: rgba(255,255,255,.14); }
.fb-val.copied { background: rgba(34,197,94,.18); color: #86efac; }
.fb-val.mono { font-family: monospace; }
.fb-val.ok  { color: #34d399; }
.fb-val.warn { color: #f59e0b; }
.fb-val.err  { color: #f87171; }
.fb-val.zero { color: #64748b; }
@media (max-width: 900px) {
  .feedback-grid { grid-template-columns: 1fr; }
}

/* === ID SNAPSHOT TABLE === */
.idsnap-table-wrap { overflow-x: auto; }
.idsnap-table {
  width: 100%; border-collapse: collapse; font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.idsnap-table th {
  text-align: left; padding: 6px 10px; font-weight: 600;
  border-bottom: 2px solid rgba(255,255,255,.12); color: var(--muted, #8892a4);
  white-space: nowrap;
}
.idsnap-table td {
  padding: 5px 10px; border-bottom: 1px solid rgba(255,255,255,.05);
  white-space: nowrap;
}
.idsnap-table td.mono { font-family: monospace; }
.idsnap-table tr:hover td { background: rgba(255,255,255,.03); }
.idsnap-table .flag-on  { color: #34d399; font-weight: 600; }
.idsnap-table .flag-off { color: #475569; }
.idsnap-data { font-family: monospace; max-width: 320px; overflow: hidden; text-overflow: ellipsis; }

.fb-data-cell {
  max-width: 200px; overflow: hidden; text-overflow: ellipsis;
  font-size: 11px; word-break: break-all; line-height: 1.4;
}

/* === CAN message row expand / batch additions === */
.message-col-check,
.message-col-toggle {
  text-align: center;
  padding: 6px 2px;
  /* 勿被全局单元格 overflow:hidden 裁切勾选/展开 */
  overflow: visible !important;
  text-overflow: clip;
}
/* 统一：报文行 / 全选 / 节点过滤 勾选框外观 */
.can-page input[type="checkbox"],
.message-check,
.checkbox-inline input[type="checkbox"],
.can-node-filter-item input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  box-sizing: border-box;
  border: 1.5px solid rgba(148, 163, 184, 0.55);
  border-radius: 4px;
  background: rgba(15, 23, 42, 0.9);
  cursor: pointer;
  vertical-align: middle;
  position: relative;
  display: inline-block;
  transition: border-color .12s ease, background .12s ease, box-shadow .12s ease;
}
.can-page input[type="checkbox"]:hover,
.message-check:hover,
.checkbox-inline input[type="checkbox"]:hover,
.can-node-filter-item input[type="checkbox"]:hover {
  border-color: rgba(34, 211, 238, 0.65);
}
.can-page input[type="checkbox"]:checked,
.message-check:checked,
.checkbox-inline input[type="checkbox"]:checked,
.can-node-filter-item input[type="checkbox"]:checked {
  background: var(--accent, #22d3ee);
  border-color: var(--accent, #22d3ee);
  box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.18);
}
.can-page input[type="checkbox"]:checked::after,
.message-check:checked::after,
.checkbox-inline input[type="checkbox"]:checked::after,
.can-node-filter-item input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid #0b1220;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.can-page input[type="checkbox"]:focus-visible,
.message-check:focus-visible,
.checkbox-inline input[type="checkbox"]:focus-visible,
.can-node-filter-item input[type="checkbox"]:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.28);
}
.message-toggle {
  width: 26px;
  height: 26px;
  min-width: 26px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color: #c8d6e7;
  cursor: pointer;
  font-size: 12px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-sizing: border-box;
  transition: background .12s ease, border-color .12s ease, color .12s ease;
}
.message-toggle:hover {
  background: rgba(34,211,238,.12);
  border-color: rgba(34,211,238,.4);
  color: #e6fbff;
}
.message-toggle.expanded {
  background: rgba(34,211,238,.18);
  border-color: rgba(34,211,238,.55);
  color: #e6fbff;
}

.message-row-expand {
  grid-column: 1 / -1;
  background: rgba(255,255,255,.02);
  border-top: 1px dashed rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.04);
  padding: 10px 12px 12px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
  /* 禁止展开区出现横向滑条；内容省略/折行 */
  overflow-x: hidden;
}
.message-row-expand[hidden] {
  display: none;
}
.message-row-expand .signal-table-host {
  margin-top: 0;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
}
.message-row-expand .signal-table {
  border-radius: 10px;
  min-width: 0 !important;
  max-width: 100%;
}
.message-row-expand .signal-table-body {
  max-height: 360px;
  overflow-x: hidden;
  overflow-y: auto;
}
.message-row-expand .signal-cell {
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.message-row-expand .signal-input,
.message-row-expand .signal-input-compact,
.message-row-expand select.input,
.message-row-expand input.input {
  width: 100%;
  min-width: 0 !important;
  max-width: 100%;
  box-sizing: border-box;
}

.can-batch-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-wrap: wrap;
}
.checkbox-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dim, #93a4bf);
  cursor: pointer;
  user-select: none;
}
.checkbox-inline input {
  cursor: pointer;
}
.card-head-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}
.btn[disabled] {
  opacity: .55;
  cursor: not-allowed;
}

/* === 2026-06-30c: 报文列表与右侧操作栏并列布局调整 === */
/* 左列：报文列表 + 最近发送；右列：帧预览等 */
.can-editor-layout > .can-main-col {
  margin-top: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
  max-width: 100%;
}
.can-main-col > .can-table-card {
  margin-top: 0;
  min-width: 0;
  max-width: 100%;
  /* 保持 visible，避免裁切「发送节点」下拉；横向由内部 message-list 锁死 */
  overflow: visible;
}
.can-main-col > .can-history-card {
  margin-top: 0;
  align-self: stretch;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
}
.can-table-card-body,
.can-msg-list-head,
.can-msg-toolbar {
  min-width: 0;
  max-width: 100%;
}
.can-frame-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}
.can-frame-actions .btn { flex: 1 1 auto; min-width: 120px; }
.can-frame-panel-compact .can-frame-hex {
  word-break: break-all;
}


/* === 2026-06-30c: 报文列表压缩列宽 + 纵向滚动美化 === */
.message-list {
  /* 提高可视高度，并改用美化的纵向滚动条 */
  max-height: calc(100vh - 300px);
  min-height: 420px;
  overflow-x: hidden !important;
  overflow-y: auto;
  overscroll-behavior-x: none;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  scrollbar-width: thin;
  scrollbar-color: rgba(34,211,238,.35) transparent;
}
.message-list::-webkit-scrollbar { width: 8px; }
.message-list::-webkit-scrollbar-track {
  background: transparent;
  margin: 4px 0;
}
.message-list::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(34,211,238,.45), rgba(34,211,238,.18));
  border-radius: 6px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
.message-list::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, rgba(34,211,238,.65), rgba(34,211,238,.28));
  background-clip: padding-box;
  border: 2px solid transparent;
}

.msg-src {
  display: inline-block;
  max-width: 4.5em;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: bottom;
  font-size: 10px;
  font-weight: 600;
  color: var(--accent);
  opacity: .85;
  margin-right: 2px;
}
/* 单元格统一省略号；切断 grid 项默认 min-content 最小宽 */
.message-row .message-col,
.message-table-head .message-col {
  min-width: 0 !important;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-sizing: border-box;
}
.message-col {
  padding: 8px 6px;
}
/* 紧凑列的内边距收一点，腾出空间给名称/注释 */
.message-col-index,
.message-col-channel,
.message-col-type,
.message-col-dlc,
.message-col-signal {
  padding-left: 6px;
  padding-right: 6px;
}
.message-col-check,
.message-col-toggle {
  padding-left: 2px;
  padding-right: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
/* 注释列允许浅色降权显示 */
.message-row .message-col-comment {
  color: var(--muted);
}

/* === 窄屏报文表降级（0fr 隐藏列，保持 track 数量） === */
/* 列序：check toggle # dbc name id channel type dlc signal node comment */
/* 隐藏列必须把 padding/border/内容贡献压到 0，否则仍会撑出横向滚动 */
.message-col-channel,
.message-col-type {
  padding: 0 !important;
  border: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
  min-width: 0 !important;
  max-width: 0 !important;
  font-size: 0 !important;
  line-height: 0 !important;
  visibility: hidden;
  pointer-events: none;
}
@media (max-width: 1200px) {
  .message-table-head,
  .message-row {
    grid-template-columns:
      34px 34px 28px
      minmax(0, 0.5fr)    /* dbc */
      minmax(0, 1fr)      /* name */
      minmax(6.8em, 0.6fr)/* id */
      0fr 0fr
      2.6em               /* dlc */
      0fr                 /* signal */
      minmax(5em, 0.7fr)  /* node */
      minmax(0, 0.55fr);  /* comment */
  }
  .message-col-signal {
    padding: 0 !important;
    border: 0 !important;
    overflow: hidden !important;
    min-width: 0 !important;
    max-width: 0 !important;
    font-size: 0 !important;
    visibility: hidden;
    pointer-events: none;
  }
}
@media (max-width: 1024px) {
  .message-table-head,
  .message-row {
    grid-template-columns:
      34px 34px 26px
      minmax(0, 0.5fr)
      minmax(0, 1fr)
      minmax(6.5em, 0.55fr)
      0fr 0fr
      2.6em
      0fr
      0fr               /* node */
      minmax(0, 0.55fr);
  }
  .message-col-node {
    padding: 0 !important;
    border: 0 !important;
    overflow: hidden !important;
    min-width: 0 !important;
    max-width: 0 !important;
    font-size: 0 !important;
    visibility: hidden;
    pointer-events: none;
  }
}
@media (max-width: 900px) {
  .message-table-head,
  .message-row {
    grid-template-columns:
      34px 34px 26px
      0fr               /* dbc */
      minmax(0, 1fr)
      minmax(6.2em, 0.55fr)
      0fr 0fr
      2.6em
      0fr 0fr
      minmax(0, 0.5fr);
  }
  .message-col-dbc {
    padding: 0 !important;
    border: 0 !important;
    overflow: hidden !important;
    min-width: 0 !important;
    max-width: 0 !important;
    font-size: 0 !important;
    visibility: hidden;
    pointer-events: none;
  }
}


/* 工作台单独一行 */
.can-top-layout {
  margin-top: 18px;
  display: block;
}
.can-top-layout > .can-toolbar-card {
  margin-top: 0;
}
/* 历史卡：报文列表下方，单行紧凑约 8～10 条可见 */
.can-history-card .card-body {
  display: flex;
  flex-direction: column;
  padding-top: 10px;
  padding-bottom: 10px;
}
.can-history-card .history-list {
  max-height: min(42vh, 420px);
  overflow-y: auto;
  padding-right: 4px;
  scrollbar-width: thin;
  scrollbar-color: rgba(34,211,238,.35) transparent;
}
.can-history-card .history-list::-webkit-scrollbar { width: 8px; }
.can-history-card .history-list::-webkit-scrollbar-track { background: transparent; margin: 4px 0; }
.can-history-card .history-list::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(34,211,238,.45), rgba(34,211,238,.18));
  border-radius: 6px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
.can-history-card .history-list::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, rgba(34,211,238,.65), rgba(34,211,238,.28));
  background-clip: padding-box;
}


/* === 2026-07-01a: 发送节点过滤下拉 === */
.can-node-filter {
  position: relative;
  display: inline-flex;
  z-index: 1;
}
/* 面板打开时整块提到最前 */
.can-node-filter.is-open {
  z-index: 50;
}
.can-node-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.can-node-filter-btn.active {
  border-color: rgba(34,211,238,.65);
  color: var(--accent);
  background: rgba(34,211,238,.08);
}
.can-node-filter-caret {
  font-size: 10px;
  opacity: .75;
}
.can-node-filter-panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 60;
  min-width: 260px;
  max-width: 320px;
  background: #182330;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 18px 38px rgba(0,0,0,.45);
  padding: 10px;
}
.can-node-filter-panel[hidden] { display: none; }
.can-node-filter-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}
.can-node-filter-search {
  width: 100%;
  padding: 6px 8px;
  font-size: 12px;
}
.can-node-filter-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}
.can-node-filter-list {
  max-height: 260px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  scrollbar-width: thin;
  scrollbar-color: rgba(34,211,238,.35) transparent;
}
.can-node-filter-list::-webkit-scrollbar { width: 8px; }
.can-node-filter-list::-webkit-scrollbar-thumb {
  background: rgba(34,211,238,.35);
  border-radius: 6px;
}
.can-node-filter-item {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
  color: var(--text);
  transition: background .12s;
}
.can-node-filter-item:hover {
  background: rgba(255,255,255,.04);
}
.can-node-filter-item input[type="checkbox"] {
  margin: 0;
}
.can-node-filter-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--font-mono);
}
.can-node-filter-count {
  font-size: 11px;
  color: var(--muted);
  background: rgba(255,255,255,.05);
  border-radius: 999px;
  padding: 1px 8px;
  min-width: 26px;
  text-align: center;
}