/* ============================================================
   SentinelPatch SimConsole — "机柜仪表" 视觉语言 v3
   主题推导: 骑行雷达预警 → 雷达示波器 / 航空仪表 / 道路标线 / 反光背心
   token 皆有出处:
     沥青纸   #F1F0E9  阴天沥青路面
     墨碳     #1B1C1E  碳黑仪表刻字
     背心黄绿 #C7E63B  骑行反光背心 (signature accent)
     磷光绿   #49E08D  示波器磷光
     信号红   #E5484D  告警语义
     琥珀     #F0A428  注意语义
   反 AI 味手法: 零圆角 + 四角括号铭牌 / 深浅卡反差 / mono-sans 混排 /
   米制刻度 / 检定戳 / 扫描线纹理 / 编号仅用于真序列
   ============================================================ */
:root {
  --paper: #F1F0E9;
  --panel: #FFFFFF;
  --panel-dark: #17191D;
  --line: #D9D7CC;
  --line-hard: #1B1C1E;
  --ink: #1B1C1E;
  --muted: #807E72;
  --dim: #B9B6A6;
  --green: #0E7A3D;
  --green-br: #2FBE6B;
  --phosphor: #49E08D;
  --vest: #C7E63B;
  --red: #E5484D;
  --pink: #D95F9A;
  --orange: #E8930C;
  --amber: #D98E04;
  --blue: #3A6FE0;
  --paper-inset: #F7F6EF;
  --mono: "Cascadia Code", "JetBrains Mono", Consolas, "Courier New", monospace;
  --sans: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background:
    repeating-linear-gradient(0deg, rgba(27,28,30,.022) 0 1px, transparent 1px 3px),
    var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13px;
  padding: 14px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.wrap { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(12, 1fr); gap: 10px; }

/* ---------- 卡片: 零圆角 + 四角括号 ---------- */
.card {
  background: transparent;
  border: none;
  position: relative;
  padding: 8px 4px 10px;
  --brkt: 10px;
  --brkt-w: 1.5px;
  background-image: none;
    linear-gradient(var(--line-hard), var(--line-hard)),
    linear-gradient(var(--line-hard), var(--line-hard)),
    linear-gradient(var(--line-hard), var(--line-hard)),
    linear-gradient(var(--line-hard), var(--line-hard)),
    linear-gradient(var(--line-hard), var(--line-hard)),
    linear-gradient(var(--line-hard), var(--line-hard)),
    linear-gradient(var(--line-hard), var(--line-hard)),
    linear-gradient(var(--line-hard), var(--line-hard));
  background-repeat: no-repeat;
  background-size: var(--brkt) var(--brkt-w), var(--brkt-w) var(--brkt),
                   var(--brkt) var(--brkt-w), var(--brkt-w) var(--brkt),
                   var(--brkt) var(--brkt-w), var(--brkt-w) var(--brkt),
                   var(--brkt) var(--brkt-w), var(--brkt-w) var(--brkt);
  background-position: -1px -1px, -1px -1px,
                       calc(100% + 1px) -1px, calc(100% + 1px) -1px,
                       -1px calc(100% + 1px), -1px calc(100% + 1px),
                       calc(100% + 1px) calc(100% + 1px), calc(100% + 1px) calc(100% + 1px);
}

/* ---------- header: 设备铭牌 ---------- */
.header {
  grid-column: 1 / -1; display: flex; align-items: stretch; gap: 0; padding: 0; overflow: hidden;
  background: var(--panel); border: 1px solid var(--line-hard);
  background-image: none;
}
.logo {
  width: 54px; display: flex; align-items: center; justify-content: center;
  background: var(--line-hard); color: var(--vest);
  font-weight: 700; font-size: 16px; letter-spacing: 1px;
  border-right: 1px solid var(--line-hard);
}
.title-block { padding: 10px 16px; flex: 1; }
.title { font-size: 18px; font-weight: 700; letter-spacing: .8px; }
.title .dim { color: var(--dim); font-weight: 400; }
.subtitle {
  color: var(--muted); font-size: 10px; margin-top: 3px; letter-spacing: 1.2px;
  font-family: var(--sans); text-transform: uppercase;
}
.serial { padding: 8px 14px; border-left: 1px dashed var(--line); text-align: right; align-self: center; }
.serial .micro { display: block; line-height: 1.7; font-size: 9.5px; }
.stamp {
  align-self: center; margin: 0 18px 0 4px;
  border: 1.5px solid var(--red); color: var(--red);
  padding: 4px 9px; transform: rotate(-5deg);
  font-size: 9px; font-weight: 700; letter-spacing: 2px; text-align: center;
  line-height: 1.5; opacity: .82; border-radius: 2px;
}
.live-pill {
  align-self: center; margin-right: 14px;
  background: var(--line-hard); color: var(--vest);
  padding: 8px 16px; font-weight: 700; font-size: 11.5px; letter-spacing: 2px;
  display: flex; align-items: center; gap: 8px;
}
.live-pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--vest); animation: pulse 1.2s infinite; }
.live-pill.hold { background: var(--dim); color: #fff; }
.live-pill.hold .dot { animation: none; background: #fff; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .2; } }
.clock { text-align: right; align-self: center; padding: 0 16px 0 10px; border-left: 1px dashed var(--line); }
.clock-num { font-size: 21px; font-weight: 700; letter-spacing: 0; }

/* ---------- 控制条: 仪器按键 ---------- */
.controls {
  grid-column: 1 / -1; display: flex; gap: 18px; flex-wrap: wrap; align-items: flex-start; padding: 10px 6px;
  border-top: 1.5px solid var(--line-hard); border-bottom: 1px solid var(--line);
}
.ctl-group { display: flex; gap: 5px; align-items: center; flex-wrap: wrap; }
.group-label { width: 100%; }
.micro {
  font-size: 9.5px; letter-spacing: 1.2px; color: var(--muted);
  font-weight: 600; font-family: var(--sans);
}
.btn {
  font-family: var(--mono); font-size: 11.5px; font-weight: 600;
  border: 1px solid var(--line-hard); background: var(--panel); color: var(--ink);
  border-radius: 0; padding: 6px 11px; cursor: pointer; letter-spacing: .6px;
  transition: none;
  box-shadow: inset 0 -2px 0 rgba(27,28,30,.14);
}
.btn:hover { background: var(--line-hard); color: #fff; }
.btn:active { box-shadow: inset 0 2px 0 rgba(27,28,30,.25); }
.btn.primary { background: var(--line-hard); color: var(--vest); border-color: var(--line-hard); }
.btn.primary:hover { background: #000; }
.btn.select { appearance: auto; box-shadow: none; }
.btn.toggle.on { background: var(--panel); color: var(--green); border-color: var(--green); box-shadow: inset 0 0 0 1px var(--green); }
.btn.toggle.off { background: var(--panel); color: var(--red); border-color: var(--red); box-shadow: inset 0 0 0 1px var(--red); }
.btn.toggle.armed { background: var(--red); color: #fff; border-color: var(--red); box-shadow: none; }
.btn.action.green { color: var(--green); }
.btn.action.orange { color: var(--orange); }
.btn.action.pink { color: var(--pink); }
.chip { min-width: 64px; text-align: center; }
.chip.active { background: var(--line-hard); border-color: var(--line-hard); color: var(--vest); }

/* ---------- 卡头: 模块铭牌 (每卡形态各异, 无重复色点) ---------- */
.card-head {
  display: flex; align-items: baseline; gap: 8px; margin-bottom: 9px;
  border-bottom: 1px solid var(--line); padding-bottom: 6px;
  flex-wrap: wrap;
}
.mod {
  font-size: 10px; font-weight: 700; letter-spacing: 1px;
  border: 1px solid var(--line-hard); padding: 1px 5px; color: var(--ink);
  align-self: center; flex: none;
}
.card-title { font-weight: 700; font-size: 13px; letter-spacing: .8px; }
.card-title .en { color: var(--muted); font-weight: 400; font-size: 11px; }
.meta { margin-left: auto; color: var(--muted); font-size: 10px; letter-spacing: .8px; text-transform: uppercase; font-family: var(--sans); }

/* ---------- 布局 ---------- */
.scene-card {
  grid-column: 1 / 9;
  background: var(--panel-dark);
  background-image: none;
  border: 1px solid #000;
  color: #E9E9DF;
  padding: 10px 12px 12px;
}
.scene-card .card-head { border-bottom-color: #2A2D33; }
.scene-card .card-title { color: #F2F2E8; }
.scene-card .card-title .en { color: #7B7E86; }
.scene-card .mod { border-color: #49E08D; color: #49E08D; }
.scene-card .meta { color: #7B7E86; }
.scene-card .scn-note { color: #A7A99B; }
.scene-card .legend { color: #9B9E93; }
.scene-card #cv-scene { border: 1px solid #2A2D33; }
.scene-card .mini-btn { background: #101215; color: var(--phosphor); border-color: #2A2D33; box-shadow: none; }
.scene-card .mini-btn.primary { background: #12351F; border-color: #49E08D; }
.hmi-card { grid-column: 9 / -1; background: var(--panel-dark); border: 1px solid #000; color: #E9E9DF; padding: 10px 12px 12px; }
.hmi-card .card-head { border-bottom-color: #2A2D33; }
.hmi-card .card-title { color: #F2F2E8; }
.hmi-card .micro { color: #7B7E86; }
.hmi-card .big-val { color: #F2F2E8; }
.comp-card { grid-column: 1 / 9; }
.risk-card { grid-column: 9 / -1; }
.metrics-card { grid-column: 1 / 6; }
.log-card { grid-column: 6 / -1; }
.foot { grid-column: 1 / -1; display: flex; gap: 12px; font-size: 10.5px; padding: 8px 14px; align-items: center; background: var(--line-hard); color: #C9C7B8; border-color: var(--line-hard); }
.foot .green { color: var(--vest); font-weight: 700; }
.foot .red { color: #FF7A7E; font-weight: 700; }
.foot .dim { color: #85837A; }
.foot .right { margin-left: auto; }
canvas { display: block; border-radius: 0; }
#cv-scene { width: 100%; height: auto; background: var(--paper-inset); border: 1px solid var(--line); }
#cv-raw, #cv-comp { width: 100%; height: auto; background: var(--paper-inset); border: 1px solid var(--line); }
#cv-err, #cv-risk, #cv-warn, #cv-intent { width: 100%; height: auto; background: var(--paper-inset); border: 1px solid var(--line); }
.hmi-card #cv-warn { background: #101215; border-color: #2A2D33; }

.legend { display: flex; gap: 13px; margin-top: 7px; font-size: 10.5px; color: var(--muted); flex-wrap: wrap; font-family: var(--sans); }
.legend .right { margin-left: auto; }
.sw { display: inline-block; width: 8px; height: 2px; margin-right: 4px; vertical-align: middle; }
.sw.green { background: var(--green-br); }
.sw.pink { background: var(--pink); }
.sw.blue { background: var(--blue); }
.sw.red { background: var(--red); }
.sw.amber { background: var(--amber); }

.strip-label { margin: 10px 0 4px; display: flex; align-items: center; gap: 8px; }
.strip-label::after { content: ""; flex: 1; border-top: 1px dotted var(--line); }
.big-val { font-size: 25px; font-weight: 700; line-height: 1.15; letter-spacing: -.5px; }
.big-val.small { font-size: 15px; }
.big-val.green { color: var(--green); }
.big-val.red { color: var(--red); }

/* ---------- comp: 双通道示波器 ---------- */
.comp-minis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mini .head { margin-bottom: 4px; color: var(--muted); display: flex; gap: 6px; align-items: center; }
.mini .head::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; opacity: .8; }
.mini.raw .head { color: var(--pink); }
.mini.cmp .head { color: var(--green); }
.comp-statband { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 16px; margin-top: 10px; }
.comp-statband .big-val { font-size: 20px; }
.comp-statband #delta-val { font-size: 22px; }
.mini-hint {
  font-size: 10.5px; color: var(--muted); font-family: var(--sans);
  margin-top: 6px; letter-spacing: .2px; line-height: 1.5;
}

/* ---------- risk: 分段仪 ---------- */
.risk-gauge { display: flex; gap: 0; margin-bottom: 9px; border: 1px solid var(--line-hard); }
.gseg {
  flex: 1; text-align: center; padding: 7px 0;
  color: var(--dim); font-weight: 700; font-size: 12px; letter-spacing: 0;
  background: var(--paper-inset); transition: all .15s;
  border-right: 1px solid var(--line);
}
.gseg:last-child { border-right: none; }
.gseg.low.on { background: var(--green); color: #fff; }
.gseg.med.on { background: var(--amber); color: #fff; }
.gseg.high.on { background: var(--red); color: #fff; }
.risk-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.risk-stats .stat { border-top-width: 1px; }

/* ---------- hmi: 深色灯板 ---------- */
.helm-area { display: flex; gap: 10px; align-items: center; }
#cv-helm { background: #101215; border: 1px solid #2A2D33; width: 150px; height: auto; flex: none; }
.hmi-right { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.led-bar { height: 10px; border: 1px solid #2A2D33; overflow: hidden; background: #101215; margin: 2px 0 6px; }
#led-fill { height: 100%; width: 35%; background: var(--phosphor); transition: width .2s; }
.voice-banner {
  margin-top: 8px; padding: 8px 10px;
  background: #101215; color: #7B7E86; font-size: 11px; letter-spacing: .5px;
  border-left: 3px solid #2A2D33; transition: all .15s;
}
.voice-banner.speaking {
  background: var(--red); color: #fff; border-left-color: #fff;
  font-weight: 700; letter-spacing: 1px;
}
.sos-banner {
  margin-top: 8px; padding: 9px 10px;
  background: var(--red); color: #fff; display: flex; align-items: center; gap: 10px;
  font-size: 12px; animation: pulse 1s infinite;
}
.sos-banner .btn { background: #fff; border: none; color: var(--red); font-weight: 700; box-shadow: none; }
.hidden { display: none !important; }

/* ---------- metrics: 台账小票 ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }
.stat {
  border: none; border-top: 1px solid var(--line); border-radius: 0;
  padding: 8px 2px 6px; background: none;
}
.stat .micro {
  position: static; display: block; background: none; padding: 0 0 3px;
  letter-spacing: 1.2px;
}
.subsys { display: flex; gap: 4px 16px; flex-wrap: wrap; padding: 2px 0; }
.tile { display: flex; align-items: center; gap: 6px; padding: 2px 0; border: none; background: none !important; box-shadow: none !important; }
.tile::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%; flex: none;
  background: var(--green-br); box-shadow: 0 0 7px var(--green-br);
}
.tile b { font-size: 10.5px; letter-spacing: .8px; }
.tile span { font-size: 9.5px; color: var(--muted); letter-spacing: 1px; }
.tile.ok span { color: var(--green); }
.tile.bad::before { background: var(--red); box-shadow: 0 0 7px var(--red); }
.tile.bad b, .tile.bad span { color: var(--red); }
.tile.warn::before { background: var(--amber); box-shadow: 0 0 7px var(--amber); }
.tile.warn span { color: var(--amber); }
.bench { font-size: 11px; color: var(--ink); line-height: 1.9; }
.bench .row { display: grid; grid-template-columns: 1fr 70px 70px; column-gap: 10px; align-items: baseline; }
.bench .row span:not(.k) { text-align: right; white-space: nowrap; }
.bench .k { color: var(--muted); }
.bench .good { color: var(--green); font-weight: 700; }
.bench .badv { color: var(--red); font-weight: 700; }

/* ---------- log / evtable ---------- */
.log { height: 246px; overflow-y: auto; font-size: 11.5px; line-height: 1.8; }
.log .row { display: flex; gap: 8px; padding: 0; }
.log .row:nth-child(odd) { background: rgba(27,28,30,.03); }
.log .t { color: var(--dim); flex: none; }
.log .tag { flex: none; font-weight: 700; width: 52px; letter-spacing: 0; }
.log .msg { color: var(--ink); }
.log .row.green .tag { color: var(--green); }
.log .row.red .tag { color: var(--red); }
.log .row.red .msg { color: var(--red); }
.log .row.amber .tag { color: var(--amber); }
.log .row.orange .tag { color: var(--orange); }
.log .row.pink .tag { color: var(--pink); }
.log .row.blue .tag { color: var(--blue); }
.log .row.ink .tag { color: var(--muted); }
.evtable { max-height: 246px; overflow-y: auto; }
.evtable table { width: 100%; border-collapse: collapse; font-size: 11px; }
.evtable th {
  text-align: left; color: var(--muted); font-weight: 700; letter-spacing: 1.2px;
  font-size: 9.5px; text-transform: uppercase; padding: 3px 6px;
  border-bottom: 1px solid var(--line-hard); position: sticky; top: 0; background: #fff;
}
.evtable td { padding: 4px 6px; border-bottom: 1px dotted var(--line); }
.evtable .empty { color: var(--muted); text-align: center; padding: 16px 0; }
.evhint { font-size: 10.5px; color: var(--dim); margin-top: 6px; letter-spacing: .4px; }
.lv { font-weight: 700; padding: 0 5px; font-size: 9.5px; }
.lv1 { background: var(--green); color: #fff; }
.lv2 { background: var(--amber); color: #fff; }
.lv3 { background: var(--red); color: #fff; }

/* ---------- pipeline ---------- */
.pipeline {
  width: 100%; display: flex; align-items: center; gap: 5px;
  border-top: 1px solid var(--line-hard); padding-top: 8px; margin-top: 2px; flex-wrap: wrap;
}
.pipeline .plabel { width: auto; margin-right: 6px; }
.pipeline i { color: var(--dim); font-style: normal; font-size: 11px; }
.pnode {
  font-size: 10.5px; font-weight: 700; letter-spacing: 1.5px;
  padding: 4px 10px;
  border: 1px solid var(--line); color: var(--dim); background: var(--paper-inset);
  transition: all .15s;
}
.pnode.on.green { background: var(--green); color: #fff; border-color: var(--green); }
.pnode.on.amber { background: var(--amber); color: #fff; border-color: var(--amber); }
.pnode.on.red { background: var(--red); color: #fff; border-color: var(--red); }
.pnode.on.off { color: var(--red); border-color: var(--red); background: var(--panel); }
.psafe { margin-left: auto; font-size: 10.5px; font-weight: 700; letter-spacing: 1.5px; color: var(--green); }
.psafe.bad { color: var(--red); }

/* ---------- 其他 ---------- */
.mini-btn { font-size: 10.5px; padding: 3px 9px; letter-spacing: 1px; box-shadow: none; }
.mini-btn.primary { background: var(--line-hard); border-color: var(--line-hard); color: var(--vest); }
.tab {
  font-size: 11px; font-weight: 700; letter-spacing: 1.2px; cursor: pointer;
  padding: 3px 10px; color: var(--muted); border: 1px solid transparent;
}
.tab.active { background: var(--line-hard); color: var(--vest); }
.tab:hover { color: var(--ink); }
.slider { display: flex; align-items: center; gap: 5px; font-size: 10.5px; color: var(--muted); letter-spacing: .5px; }
.slider input[type=range] { width: 72px; accent-color: var(--line-hard); }
.slider b { color: var(--ink); min-width: 38px; font-size: 10.5px; }
.scn-note { font-size: 11px; color: var(--muted); margin-top: 6px; letter-spacing: .3px; }
.degraded-banner {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
  background: var(--line-hard); color: var(--vest);
  padding: 10px 22px; font-weight: 700; font-size: 12px;
  letter-spacing: 1px; box-shadow: 0 4px 16px rgba(0,0,0,.35); z-index: 99;
  border-left: 4px solid var(--red);
}

/* ---------- 剧情引导层 (导演层): 开场卡 / 字幕条 / 进度条 / 事件提示 ---------- */
.story-banner {
  display: flex; align-items: baseline; gap: 10px; margin: 0 0 8px;
  background: #101215; border: 1px solid #2A2D33; border-left: 3px solid #49E08D;
  padding: 8px 12px; min-height: 38px;
}
.story-banner.hot { border-left-color: var(--red); }
.story-banner.med { border-left-color: var(--amber); }
.sb-num { flex: none; font-size: 15px; font-weight: 700; color: #49E08D; align-self: center; }
.story-banner.hot .sb-num { color: #FF7A7E; }
.story-banner.med .sb-num { color: var(--amber); }
.sb-head { flex: none; font-weight: 700; font-size: 13px; color: #F2F2E8; letter-spacing: .5px; align-self: center; }
.story-banner.hot .sb-head { color: #FF9A9E; }
.sb-sub {
  color: #A7A99B; font-size: 11px; font-family: var(--sans); align-self: center;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: .2px;
}
.story-strip { position: relative; display: flex; gap: 2px; margin-top: 7px; height: 24px; }
.ss-seg {
  position: relative; background: #101215; border: 1px solid #2A2D33;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; white-space: nowrap; min-width: 0;
}
.ss-seg span { font-size: 9.5px; color: #7B7E86; letter-spacing: .5px; overflow: hidden; text-overflow: ellipsis; }
.ss-seg.cur { background: #12351F; border-color: #49E08D; }
.ss-seg.cur span { color: #49E08D; font-weight: 700; }
.ss-cursor { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--vest); z-index: 2; }
.toast-wrap {
  position: absolute; top: 96px; left: 53%; transform: translateX(-50%); z-index: 6;
  display: flex; flex-direction: row; gap: 8px; align-items: flex-start; pointer-events: none;
  max-width: 90%;
}
.toast {
  background: rgba(16,18,21,.94); color: #E9E9DF; border: 1px solid #2A2D33;
  border-left: 3px solid #49E08D; font-size: 11px; padding: 5px 12px; letter-spacing: .3px;
  animation: toastIn .18s ease-out; box-shadow: 0 4px 14px rgba(0,0,0,.45);
  max-width: 300px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  text-align: center; line-height: 1.4;
}
.toast.red { border-left-color: var(--red); color: #FF9A9E; }
.toast.amber { border-left-color: var(--amber); color: #F2C878; }
.toast.green { border-left-color: var(--green-br); }
.toast.pink { border-left-color: var(--pink); }
.toast.orange { border-left-color: var(--orange); }
.toast.blue { border-left-color: var(--blue); }
.toast.out { opacity: 0; transition: opacity .3s; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
.story-intro {
  position: absolute; inset: 0; background: rgba(13,14,17,.9); z-index: 8;
  display: flex; align-items: center; justify-content: center; padding: 18px; cursor: pointer;
}
.si-box {
  max-width: 660px; width: 100%; background: #101215; border: 1px solid #2A2D33;
  padding: 22px 26px; box-shadow: 0 10px 40px rgba(0,0,0,.5); cursor: default;
}
.si-top { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.si-idx { font-size: 10px; letter-spacing: 2px; color: #49E08D; border: 1px solid #2A2D33; padding: 2px 8px; }
.si-tag { font-size: 10px; letter-spacing: 1.5px; color: #17191D; background: var(--vest); padding: 2px 8px; font-weight: 700; }
.si-title { font-size: 21px; font-weight: 700; color: #F2F2E8; letter-spacing: 1px; }
.si-en { font-size: 11px; color: #7B7E86; letter-spacing: 2px; margin: 3px 0 10px; }
.si-story { font-family: var(--sans); font-size: 12.5px; line-height: 1.75; color: #C9CBBF; margin-bottom: 12px; }
.si-beats { border-top: 1px dashed #2A2D33; padding-top: 10px; margin-bottom: 15px; display: flex; flex-direction: column; gap: 5px; }
.si-beats .row { display: flex; gap: 10px; font-size: 11.5px; color: #A7A99B; align-items: baseline; font-family: var(--sans); line-height: 1.5; }
.si-beats .t { flex: none; width: 66px; color: #49E08D; font-weight: 700; font-size: 10.5px; font-family: var(--mono); }
.si-beats .row.hot .t { color: #FF7A7E; }
.si-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.si-hint { font-size: 10.5px; color: #7B7E86; font-family: var(--sans); }

/* ---------- 道路缎带 (签名元素): 骑手巡航, 后车掠过 ---------- */
.ribbon {
  grid-column: 1 / -1; height: 44px; padding: 0;
  background: #23252B; border-color: #000; overflow: hidden; position: relative;
}
.ribbon .road {
  position: absolute; left: 0; right: 0; top: 8px; bottom: 8px;
  background: #2E3138;
  border-top: 1px solid #3D4048; border-bottom: 1px solid #3D4048;
}
.ribbon .lane {
  position: absolute; left: 0; right: 0; top: 50%;
  border-top: 2px dashed var(--vest); opacity: .28;
  transform: translateY(-50%);
}
.ribbon .km { position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  font-size: 8px; letter-spacing: 1.5px; color: #4A4D55; font-family: var(--sans); }
.ribbon .cyclist { position: absolute; left: 17%; bottom: 5px; }
.ribbon .cyclist svg { animation: bob 0.5s ease-in-out infinite alternate; }
.ribbon .car { position: absolute; top: 1px; left: 0; animation: ribbonCar 9s linear infinite; }
@keyframes ribbonCar { 0% { transform: translateX(-90px); } 100% { transform: translateX(1240px); } }
@keyframes bob { from { transform: translateY(0); } to { transform: translateY(-1px); } }

/* 缎带身份牌 */
.ribbon .cyclist { overflow: visible; }
.ribbon .rtag {
  position: absolute; top: -16px; left: 50%; transform: translateX(-50%);
  font-size: 9.5px; letter-spacing: 1.5px; padding: 1px 7px; white-space: nowrap;
  background: var(--vest); color: #17191D; font-weight: 700; font-family: var(--sans);
}
.ribbon .rtag.other { background: #E9E9DF; }

/* 卡头下白话说明 — 渐进式披露: 仅在「? 指南」开启时显示 */
.card-sub {
  flex-basis: 100%; font-size: 10.5px; color: var(--muted);
  font-family: var(--sans); line-height: 1.55; margin: -2px 0 8px;
  letter-spacing: .2px;
  display: none;
}
body.guide-on .card-sub { display: block; }
.scene-card .card-sub, .hmi-card .card-sub { color: #A7A99B; }
.btn.guide { letter-spacing: 1.5px; }
.btn.guide.active { background: var(--line-hard); color: var(--vest); border-color: var(--line-hard); }

/* ---------- 实验选项折叠层 ---------- */
details.exp {
  flex: 1 1 100%; order: 9;
  border-top: 1px dashed var(--line); padding-top: 8px;
}
details.exp > summary {
  cursor: pointer; list-style: none;
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  letter-spacing: 1px; color: var(--muted);
  border: 1px dashed var(--line); border-radius: 0;
  display: inline-block; padding: 5px 12px; background: var(--paper-inset);
  user-select: none;
}
details.exp > summary::-webkit-details-marker { display: none; }
details.exp > summary::before { content: "▸ "; }
details.exp[open] > summary::before { content: "▾ "; }
details.exp > summary:hover { color: var(--ink); border-color: var(--line-hard); }
.exp-body { display: flex; gap: 4px 22px; flex-wrap: wrap; padding: 10px 4px 0; }

/* ---------- 公式排版 ---------- */
#comp-meta { font-family: var(--mono); letter-spacing: .2px; font-size: 11px; }
sub, sup { font-size: .68em; }