:root {
  --ink: #09182c;
  --official-blue: #0b5cad;
  --route-cyan: #14c2cc;
  --dock-slate: #263447;
  --paper: #f3f8fc;
  --panel: #ffffff;
  --line: #d8e4f2;
  --muted: #617286;
  --amber: #f4a51c;
  --green: #27bd75;
  --alert: #e14b4b;
  --violet: #6657f0;
  --tier-1: #718096;
  --tier-2: #0f9f9a;
  --tier-3: #1476c8;
  --tier-4: #6f42c1;
  --shadow: 0 18px 46px rgba(9, 24, 44, 0.14);
  --radius: 8px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  background:
    linear-gradient(90deg, rgba(9, 24, 44, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(9, 24, 44, 0.035) 1px, transparent 1px),
    #eef5fb;
  background-size: 28px 28px;
  color: var(--ink);
  font-family:
    "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Inter, Arial,
    sans-serif;
}

button,
select,
input {
  font: inherit;
}

button {
  border: 0;
  border-radius: var(--radius);
  background: #edf4fb;
  color: var(--ink);
  cursor: pointer;
  transition:
    transform 150ms ease,
    background 150ms ease,
    box-shadow 150ms ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(9, 24, 44, 0.12);
}

button:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(244, 165, 28, 0.55);
  outline-offset: 2px;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
  box-shadow: none;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.app-shell {
  width: min(1740px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 28px;
}

.topbar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 16px 18px;
  border: 1px solid rgba(11, 92, 173, 0.2);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #ffffff 0%, #f5fbff 72%, #e8f5ff 100%);
  box-shadow: var(--shadow);
}

.logo-slot {
  display: grid;
  width: 84px;
  height: 64px;
  place-items: center;
  border: 2px dashed var(--official-blue);
  border-radius: var(--radius);
  color: var(--official-blue);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  background: rgba(255, 255, 255, 0.75);
}

.title-block {
  min-width: 0;
}

.eyebrow,
.panel-kicker {
  margin: 0;
  color: var(--official-blue);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

h1 {
  margin-bottom: 4px;
  font-size: 2rem;
  line-height: 1.08;
  font-weight: 900;
}

.subtitle {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.fact-chip {
  display: grid;
  gap: 2px;
  min-width: 136px;
  padding: 10px 12px;
  border-left: 4px solid var(--amber);
  background: #fff8e9;
  border-radius: var(--radius);
  color: #704a06;
}

.fact-chip span {
  font-size: 0.78rem;
}

.fact-chip strong {
  font-size: 0.98rem;
}

.notice-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: #fff8e9;
  color: #60420c;
  border: 1px solid rgba(244, 165, 28, 0.36);
  font-size: 0.92rem;
}

.notice-strip strong {
  color: #784000;
}

.backend-status {
  margin-left: auto;
  padding: 5px 9px;
  border: 1px solid rgba(11, 92, 173, 0.22);
  border-radius: 999px;
  background: #ffffff;
  color: var(--official-blue);
  font-weight: 900;
}

.backend-status.offline {
  border-color: rgba(225, 75, 75, 0.3);
  color: #9d2b2b;
}

.decision-grid {
  display: grid;
  grid-template-columns: 280px minmax(740px, 1fr);
  gap: 16px;
  margin-top: 16px;
  align-items: stretch;
}

.panel,
.map-workbench,
.review-panel {
  min-width: 0;
  border: 1px solid rgba(9, 24, 44, 0.1);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.panel,
.review-panel {
  padding: 16px;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 14px;
}

.panel-heading h2,
.map-toolbar h2 {
  margin: 2px 0 0;
  font-size: 1.2rem;
  line-height: 1.2;
}

.field {
  display: grid;
  gap: 7px;
  margin-bottom: 14px;
}

.field span {
  color: var(--dock-slate);
  font-size: 0.88rem;
  font-weight: 800;
}

select,
input[type="range"] {
  width: 100%;
}

select {
  min-height: 40px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfdff;
  color: var(--ink);
}

input[type="range"] {
  accent-color: var(--official-blue);
}

.field small {
  color: var(--muted);
}

.button-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.button-grid button,
.secondary-action,
#exportReview {
  min-height: 40px;
  padding: 9px 11px;
  font-weight: 800;
}

.primary-action {
  grid-column: 1 / -1;
  background: var(--official-blue);
  color: #ffffff;
}

.secondary-action {
  width: 100%;
  margin: 10px 0 16px;
  background: var(--ink);
  color: #ffffff;
}

.mini-ledger {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}

.mini-ledger div {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbff;
}

.mini-ledger span,
.metric-label {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.mini-ledger strong {
  display: block;
  margin-top: 4px;
  color: var(--official-blue);
  font-size: 1.25rem;
}

.microcopy {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.58;
}

.sand-table {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.ledger-hero {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.ledger-tile {
  min-height: 118px;
  padding: 16px;
  border: 1px solid rgba(9, 24, 44, 0.1);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
}

.ledger-tile span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 900;
}

.ledger-tile strong {
  display: block;
  margin-top: 9px;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.95;
  font-weight: 950;
}

.ledger-tile small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-weight: 700;
}

.tile-invest {
  background: var(--ink);
  color: #ffffff;
}

.tile-invest span,
.tile-invest small {
  color: rgba(255, 255, 255, 0.72);
}

.tile-invest strong {
  color: #ffffff;
}

.tile-payback {
  border-color: rgba(39, 189, 117, 0.35);
  background: #f2fff8;
}

.map-workbench {
  display: grid;
  grid-template-rows: auto minmax(560px, 1fr) auto;
  overflow: hidden;
}

.map-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 16px 16px 8px;
}

.score-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: end;
  gap: 8px;
}

.score-strip div {
  min-width: 82px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbff;
}

.score-strip span {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.score-strip strong {
  display: block;
  margin-top: 2px;
  color: var(--official-blue);
  font-size: 1.1rem;
}

.score-strip small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  white-space: nowrap;
}

.map-stage {
  position: relative;
  min-height: 560px;
  margin: 8px 16px 14px;
  border: 1px solid rgba(9, 24, 44, 0.1);
  border-radius: var(--radius);
  overflow: visible;
  background:
    linear-gradient(115deg, rgba(20, 194, 204, 0.14), transparent 44%),
    linear-gradient(250deg, rgba(244, 165, 28, 0.16), transparent 40%),
    #f8fbff;
}

.city-grid {
  position: absolute;
  inset: 0;
  opacity: 0.7;
  background:
    linear-gradient(90deg, rgba(11, 92, 173, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(11, 92, 173, 0.12) 1px, transparent 1px);
  background-size: 54px 54px;
  transform: skewY(-3deg) scale(1.08);
}

.route-layer {
  position: absolute;
  inset: 0;
  z-index: 4;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

#routeLine {
  fill: none;
  stroke: var(--route-cyan);
  stroke-width: 1.55;
  stroke-linecap: round;
  stroke-linejoin: round;
  marker-end: url("#arrow");
  filter: drop-shadow(0 0 5px rgba(20, 194, 204, 0.8));
}

#ghostLine {
  fill: none;
  stroke: rgba(9, 24, 44, 0.1);
  stroke-width: 0.8;
  stroke-dasharray: 2 2;
}

.route-layer path {
  fill: var(--route-cyan);
}

.zone {
  position: absolute;
  z-index: 1;
  padding: 10px 12px;
  border: 1px dashed rgba(9, 24, 44, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
  color: rgba(9, 24, 44, 0.42);
  font-weight: 900;
}

.zone-warehouse {
  left: 15%;
  top: 18%;
}

.zone-dispatch {
  left: 54%;
  top: 18%;
}

.zone-community {
  right: 8%;
  bottom: 18%;
}

.map-node {
  position: absolute;
  z-index: 6;
  display: grid;
  gap: 3px;
  min-width: 96px;
  padding: 9px 10px;
  border: 2px solid transparent;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 22px rgba(9, 24, 44, 0.16);
  text-align: left;
}

.map-node::after {
  content: attr(data-choice);
  position: absolute;
  right: -10px;
  top: -12px;
  min-width: 32px;
  padding: 4px 6px;
  border-radius: 999px;
  background: var(--amber);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 900;
  text-align: center;
  box-shadow: 0 6px 12px rgba(9, 24, 44, 0.16);
}

.map-node.smart-selected::after {
  background: var(--green);
}

.map-node.tier-1::after {
  background: var(--tier-1);
}

.map-node.tier-2::after {
  background: var(--tier-2);
}

.map-node.tier-3::after {
  background: var(--tier-3);
}

.map-node.tier-4::after {
  background: var(--tier-4);
}

.map-node .node-code {
  display: inline-grid;
  width: 32px;
  height: 24px;
  place-items: center;
  border-radius: 4px;
  color: #ffffff;
  background: var(--official-blue);
  font-size: 0.76rem;
  font-weight: 900;
}

.map-node span:last-child {
  font-size: 0.88rem;
  font-weight: 900;
  white-space: nowrap;
}

.map-node.active {
  border-color: var(--route-cyan);
}

.map-node.cascade-affected {
  border-color: var(--alert);
  animation: cascadePulse 1.15s ease-in-out infinite;
}

.map-node.tier-1 .node-code {
  background: var(--tier-1);
}

.map-node.tier-2 .node-code {
  background: var(--tier-2);
}

.map-node.tier-3 .node-code {
  background: var(--tier-3);
}

.map-node.tier-4 .node-code {
  background: var(--tier-4);
}

.order {
  left: 6%;
  top: 63%;
}

.sort {
  left: 20%;
  top: 30%;
}

.check {
  left: 34%;
  top: 59%;
}

.loading {
  left: 45%;
  top: 29%;
}

.route-plan {
  left: 59%;
  top: 48%;
}

.transport {
  left: 75%;
  top: 26%;
}

.delivery {
  left: 88%;
  top: 59%;
}

.review {
  left: 72%;
  top: 77%;
}

.sort .node-code,
.loading .node-code {
  background: var(--amber);
}

.route-plan .node-code,
.review .node-code {
  background: var(--violet);
}

.transport .node-code {
  background: var(--green);
}

.check .node-code {
  background: var(--dock-slate);
}

.delivery .node-code,
.order .node-code {
  background: var(--official-blue);
}

.map-node.tier-1 .node-code {
  background: var(--tier-1);
}

.map-node.tier-2 .node-code {
  background: var(--tier-2);
}

.map-node.tier-3 .node-code {
  background: var(--tier-3);
}

.map-node.tier-4 .node-code {
  background: var(--tier-4);
}

.decision-bubble {
  position: absolute;
  z-index: 18;
  right: 14px;
  bottom: 14px;
  left: 14px;
  max-height: min(320px, calc(100% - 28px));
  padding: 14px;
  border: 1px solid rgba(9, 24, 44, 0.12);
  border-left: 4px solid var(--route-cyan);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 251, 255, 0.98));
  box-shadow: 0 20px 42px rgba(9, 24, 44, 0.18);
  overflow: visible;
  overscroll-behavior: contain;
}

.decision-bubble.is-hidden {
  display: none;
}

.decision-bubble.good-payback {
  border-color: rgba(39, 189, 117, 0.45);
}

.bubble-title {
  position: sticky;
  top: -14px;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
  padding: 0 0 10px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(255, 255, 255, 0.92));
}

.bubble-title span,
.bubble-title em {
  color: var(--muted);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 900;
}

.bubble-title strong {
  display: block;
  margin-top: 2px;
  font-size: 1.04rem;
}

.bubble-title div {
  min-width: 0;
}

.bubble-title em {
  max-width: 220px;
  overflow: hidden;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bubble-close {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(9, 24, 44, 0.14);
  border-radius: 50%;
  background: #ffffff;
  color: var(--dock-slate);
  font-size: 1.12rem;
  line-height: 1;
  box-shadow: 0 6px 14px rgba(9, 24, 44, 0.08);
}

.bubble-close:hover,
.bubble-close:focus-visible {
  border-color: var(--route-cyan);
  color: var(--official-blue);
}

.option-pair {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 10px;
}

.option-card {
  position: relative;
  min-height: 116px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  text-align: left;
  overflow: visible;
}

.option-card:hover,
.option-card:focus-visible {
  z-index: 24;
}

.option-card.selected {
  border-color: var(--route-cyan);
  background: #effcfd;
  box-shadow: 0 8px 18px rgba(20, 194, 204, 0.18);
}

.option-card.tier-card-4 {
  background: #f7f3ff;
}

.option-card.tier-card-3 {
  background: #eff7ff;
}

.option-card.tier-card-2 {
  background: #ecfbfa;
}

.option-card > .option-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 999px;
  background: #eaf4ff;
  color: var(--official-blue);
  font-size: 0.7rem;
  font-weight: 900;
}

.option-card > strong {
  display: block;
  margin-top: 8px;
  font-size: 0.94rem;
}

.option-card > small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.35;
}

.option-visual-pop {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 12px);
  z-index: 40;
  display: block;
  width: min(390px, calc(100vw - 64px));
  border: 1.5px solid rgba(9, 24, 44, 0.88);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  box-shadow: 0 20px 48px rgba(9, 24, 44, 0.22);
  opacity: 0;
  pointer-events: none;
  text-align: left;
  transform: translate(-50%, 8px) scale(0.98);
  transform-origin: bottom center;
  transition:
    opacity 140ms ease,
    transform 140ms ease;
}

.option-card:hover .option-visual-pop,
.option-card:focus-visible .option-visual-pop,
.option-card:focus-within .option-visual-pop {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

.option-card:first-child .option-visual-pop {
  left: 0;
  transform: translate(0, 8px) scale(0.98);
  transform-origin: bottom left;
}

.option-card:first-child:hover .option-visual-pop,
.option-card:first-child:focus-visible .option-visual-pop,
.option-card:first-child:focus-within .option-visual-pop {
  transform: translate(0, 0) scale(1);
}

.option-card:nth-child(4n) .option-visual-pop {
  right: 0;
  left: auto;
  transform: translate(0, 8px) scale(0.98);
  transform-origin: bottom right;
}

.option-card:nth-child(4n):hover .option-visual-pop,
.option-card:nth-child(4n):focus-visible .option-visual-pop,
.option-card:nth-child(4n):focus-within .option-visual-pop {
  transform: translate(0, 0) scale(1);
}

.sketch-svg {
  display: block;
  width: 100%;
  height: auto;
}

.comic-svg {
  background: #ffffff;
}

.sketch-paper {
  fill: #ffffff;
  stroke: rgba(9, 24, 44, 0.14);
  stroke-width: 1.5;
}

.comic-paper {
  stroke: rgba(9, 24, 44, 0.28);
}

.sketch-line,
.sketch-box,
.sketch-faint {
  fill: none;
  stroke: #09182c;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sketch-line,
.sketch-box {
  stroke-width: 2.2;
}

.sketch-faint {
  opacity: 0.16;
  stroke-width: 1.8;
}

.sketch-orange,
.sketch-blue,
.sketch-red {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.sketch-orange {
  stroke: var(--amber);
}

.sketch-blue {
  stroke: var(--official-blue);
}

.sketch-red {
  stroke: var(--alert);
}

.sketch-dashed {
  stroke-dasharray: 6 7;
}

.sketch-xiaohei-body {
  fill: #09182c;
  stroke: #09182c;
  stroke-width: 1.6;
}

.sketch-eye {
  fill: #ffffff;
}

.sketch-label,
.sketch-mini,
.sketch-blue-text,
.sketch-red-text {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-weight: 900;
  letter-spacing: 0;
}

.sketch-label {
  fill: #09182c;
  font-size: 15px;
}

.sketch-mini {
  fill: #263447;
  font-size: 13px;
}

.sketch-blue-text {
  fill: var(--official-blue);
  font-size: 13px;
}

.sketch-red-text {
  fill: var(--alert);
  font-size: 13px;
}

.comic-panel,
.comic-gadget,
.comic-bubble {
  fill: #ffffff;
  stroke: #09182c;
  stroke-linejoin: round;
}

.comic-panel {
  stroke-width: 1.7;
}

.comic-gadget,
.comic-bubble {
  stroke-width: 1.5;
}

.comic-panel-title,
.comic-bubble-text,
.comic-mini,
.comic-tech-tag,
.comic-result {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-weight: 900;
  letter-spacing: 0;
}

.comic-panel-title {
  fill: #09182c;
  font-size: 10px;
}

.comic-bubble-text {
  fill: #09182c;
  font-size: 10px;
}

.comic-mini {
  fill: #263447;
  font-size: 10px;
}

.comic-tech-tag {
  fill: var(--official-blue);
  font-size: 12px;
}

.comic-result {
  fill: #714900;
  font-size: 12px;
}

.comic-speed,
.comic-spark {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.comic-speed {
  stroke: var(--amber);
}

.comic-spark {
  stroke: var(--alert);
}

.sketch-caption {
  display: grid;
  gap: 5px;
  padding: 10px 12px 11px;
  border-top: 1px solid rgba(9, 24, 44, 0.08);
  background: #ffffff;
}

.sketch-caption strong {
  display: block;
  margin: 0;
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.25;
}

.sketch-caption > span,
.sketch-caption em,
.sketch-caption small {
  display: block;
  margin: 0;
  color: var(--dock-slate);
  font-size: 0.76rem;
  font-style: normal;
  line-height: 1.35;
}

.sketch-caption em {
  color: #714900;
  font-weight: 900;
}

.sketch-caption small {
  color: var(--muted);
}

.sketch-caption-advanced {
  gap: 6px;
}

.caption-row {
  display: grid !important;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 7px;
  align-items: start;
}

.caption-row b {
  display: inline-block;
  padding: 1px 5px;
  border-radius: 5px;
  background: #eef6ff;
  color: var(--official-blue);
  font-size: 0.68rem;
  line-height: 1.35;
}

.caption-row span {
  min-width: 0;
  color: var(--dock-slate);
}

.bubble-delta {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
  padding: 8px;
  border-radius: 6px;
  background: #fff8e9;
  color: #714900;
  font-size: 0.82rem;
  font-weight: 900;
}

.bubble-delta span {
  white-space: nowrap;
}

.decision-bubble p {
  margin: 9px 0 0;
  color: var(--dock-slate);
  font-size: 0.86rem;
  line-height: 1.42;
}

.vehicle {
  position: absolute;
  z-index: 7;
  left: 6%;
  top: 63%;
  width: 56px;
  height: 34px;
  transform: translate(-50%, -50%);
  transition: transform 120ms linear;
  filter: drop-shadow(0 10px 12px rgba(9, 24, 44, 0.24));
}

.vehicle-cab,
.vehicle-box {
  position: absolute;
  bottom: 7px;
  border: 2px solid var(--ink);
  background: #ffffff;
}

.vehicle-cab {
  left: 6px;
  width: 19px;
  height: 19px;
  border-radius: 6px 3px 3px 3px;
}

.vehicle-box {
  left: 22px;
  width: 28px;
  height: 22px;
  border-radius: 3px;
  background: var(--route-cyan);
}

.vehicle::before,
.vehicle::after {
  content: "";
  position: absolute;
  bottom: 2px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ink);
}

.vehicle::before {
  left: 12px;
}

.vehicle::after {
  right: 8px;
}

.flow-packet {
  position: absolute;
  z-index: 5;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(9, 24, 44, 0.65);
  border-radius: 3px;
  background: #ffd166;
  box-shadow: 0 0 14px rgba(255, 209, 102, 0.75);
  animation: packetFlow 9s linear infinite;
}

.packet-b {
  animation-delay: -3s;
  background: #8be9dd;
}

.packet-c {
  animation-delay: -6s;
  background: #f6a6c8;
}

.route-manifest {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 16px;
  padding: 0 16px 16px;
  align-items: start;
}

#routeList {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 34px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

#routeList li {
  padding: 6px 9px;
  border-radius: 999px;
  background: #edf7fb;
  color: var(--dock-slate);
  font-size: 0.82rem;
  font-weight: 800;
}

.run-meter {
  display: grid;
  gap: 6px;
}

.meter-track {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #dde8f3;
}

.meter-fill {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--route-cyan), var(--green));
  transition: width 140ms linear;
}

#runClock {
  color: var(--official-blue);
}

.insight-grid {
  display: grid;
  grid-template-columns: 340px minmax(360px, 0.9fr) minmax(480px, 1.1fr);
  gap: 16px;
  margin-top: 16px;
  align-items: start;
}

.advisor-panel {
  grid-row: span 2;
}

.review-panel {
  grid-row: span 2;
}

.ai-advice {
  min-height: 64px;
  padding: 12px;
  border-left: 4px solid var(--route-cyan);
  border-radius: var(--radius);
  background: #effbfc;
  line-height: 1.55;
}

.state-machine h3 {
  margin: 0 0 8px;
  font-size: 0.98rem;
}

#stateList {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

#stateList li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: #fbfdff;
  font-size: 0.82rem;
  font-weight: 800;
}

#stateList li.current {
  border-color: rgba(244, 165, 28, 0.65);
  background: #fff8e9;
  color: #744b00;
}

.event-log {
  display: grid;
  gap: 8px;
  max-height: 150px;
  overflow: auto;
  padding: 10px;
  border-radius: var(--radius);
  background: #f8fbff;
}

.event-log p {
  margin: 0;
  color: var(--dock-slate);
  font-size: 0.9rem;
}

.table-wrap {
  overflow-x: auto;
  margin: 14px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
  font-size: 0.9rem;
}

th,
td {
  padding: 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 0.78rem;
}

#exportReview {
  background: #edf4fb;
}

.pareto-summary,
.pareto-recommendation,
.coach-profile,
.coach-blindspot {
  padding: 11px;
  border-radius: var(--radius);
  background: #f8fbff;
  border: 1px solid var(--line);
}

.pareto-summary {
  display: grid;
  gap: 3px;
  margin-bottom: 10px;
}

.pareto-summary strong,
.pareto-recommendation strong,
.coach-profile strong,
.coach-blindspot strong {
  color: var(--ink);
}

.pareto-summary span,
.pareto-recommendation span,
.coach-profile small,
.coach-blindspot p {
  color: var(--muted);
  line-height: 1.45;
}

.pareto-plot {
  position: relative;
  height: 220px;
  overflow: hidden;
  border: 1px solid rgba(9, 24, 44, 0.12);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(11, 92, 173, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(11, 92, 173, 0.08) 1px, transparent 1px),
    linear-gradient(135deg, rgba(20, 194, 204, 0.15), rgba(255, 255, 255, 0.92));
  background-size: 36px 36px, 36px 36px, auto;
}

.pareto-plot::before,
.pareto-plot::after {
  position: absolute;
  color: rgba(9, 24, 44, 0.48);
  font-size: 0.72rem;
  font-weight: 900;
}

.pareto-plot::before {
  content: "综合成本";
  right: 10px;
  bottom: 7px;
}

.pareto-plot::after {
  content: "执行用时";
  left: 10px;
  top: 7px;
}

.pareto-point {
  position: absolute;
  width: 13px;
  height: 13px;
  min-height: 0;
  padding: 0;
  border: 2px solid #ffffff;
  border-radius: 50%;
  background: rgba(97, 114, 134, 0.56);
  transform: translate(-50%, -50%);
  box-shadow: 0 3px 10px rgba(9, 24, 44, 0.18);
}

.pareto-point.frontier {
  width: 16px;
  height: 16px;
  background: var(--official-blue);
}

.pareto-point.current {
  width: 20px;
  height: 20px;
  background: var(--alert);
}

.pareto-point.recommended {
  width: 22px;
  height: 22px;
  background: var(--green);
}

.pareto-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 9px 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.pareto-legend span {
  display: inline-flex;
  gap: 5px;
  align-items: center;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--official-blue);
}

.dot.current {
  background: var(--alert);
}

.dot.recommended {
  background: var(--green);
}

.coach-profile {
  display: grid;
  gap: 4px;
  margin-bottom: 10px;
  border-left: 4px solid var(--violet);
}

.coach-profile span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
}

.coach-profile strong {
  font-size: 1.22rem;
}

.coach-blindspot {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
  border-left: 4px solid var(--amber);
  background: #fffaf0;
}

.coach-blindspot p {
  margin: 0;
}

.coach-blindspot em {
  color: #704a06;
  font-style: normal;
  font-weight: 800;
}

.coach-questions {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.coach-questions li {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfdff;
  color: var(--dock-slate);
  font-size: 0.9rem;
  line-height: 1.45;
}

@keyframes cascadePulse {
  0%,
  100% {
    box-shadow: 0 10px 22px rgba(9, 24, 44, 0.16), 0 0 0 0 rgba(225, 75, 75, 0.35);
  }
  50% {
    box-shadow: 0 10px 22px rgba(9, 24, 44, 0.16), 0 0 0 9px rgba(225, 75, 75, 0);
  }
}

@keyframes packetFlow {
  0% {
    left: 8%;
    top: 66%;
  }
  18% {
    left: 22%;
    top: 34%;
  }
  34% {
    left: 45%;
    top: 30%;
  }
  52% {
    left: 61%;
    top: 51%;
  }
  70% {
    left: 77%;
    top: 29%;
  }
  86% {
    left: 91%;
    top: 62%;
  }
  100% {
    left: 74%;
    top: 80%;
  }
}

@media (max-width: 1180px) {
  .decision-grid {
    grid-template-columns: 1fr;
  }

  .control-panel {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .control-panel .panel-heading,
  .control-panel .mini-ledger,
  .control-panel .microcopy {
    grid-column: 1 / -1;
  }

  .insight-grid {
    grid-template-columns: 1fr;
  }

  .advisor-panel,
  .review-panel {
    grid-row: auto;
  }
}

@media (max-width: 820px) {
  .app-shell {
    width: min(100% - 18px, 720px);
    padding-top: 10px;
  }

  .topbar {
    grid-template-columns: 1fr;
  }

  .fact-chip {
    width: 100%;
  }

  .notice-strip {
    display: grid;
  }

  .backend-status {
    margin-left: 0;
    width: fit-content;
  }

  .control-panel {
    display: block;
  }

  .ledger-hero {
    grid-template-columns: 1fr 1fr;
  }

  .ledger-tile {
    min-height: 104px;
    padding: 13px;
  }

  .map-toolbar,
  .route-manifest {
    display: grid;
    grid-template-columns: 1fr;
  }

  .score-strip {
    justify-content: start;
  }

  .map-stage {
    min-height: 520px;
  }

  .map-node {
    min-width: 76px;
    padding: 7px 8px;
  }

  .map-node span:last-child {
    font-size: 0.78rem;
  }

  .decision-bubble {
    right: 12px;
    bottom: 12px;
    left: 12px;
    max-height: 62%;
  }

  .option-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .option-card:nth-child(n) .option-visual-pop {
    left: 50%;
    right: auto;
    transform: translate(-50%, 8px) scale(0.98);
    transform-origin: bottom center;
  }

  .option-card:nth-child(n):hover .option-visual-pop,
  .option-card:nth-child(n):focus-visible .option-visual-pop,
  .option-card:nth-child(n):focus-within .option-visual-pop {
    transform: translate(-50%, 0) scale(1);
  }

  .option-card:nth-child(odd) .option-visual-pop {
    left: 0;
    transform: translate(0, 8px) scale(0.98);
    transform-origin: bottom left;
  }

  .option-card:nth-child(odd):hover .option-visual-pop,
  .option-card:nth-child(odd):focus-visible .option-visual-pop,
  .option-card:nth-child(odd):focus-within .option-visual-pop {
    transform: translate(0, 0) scale(1);
  }

  .option-card:nth-child(even) .option-visual-pop {
    right: 0;
    left: auto;
    transform: translate(0, 8px) scale(0.98);
    transform-origin: bottom right;
  }

  .option-card:nth-child(even):hover .option-visual-pop,
  .option-card:nth-child(even):focus-visible .option-visual-pop,
  .option-card:nth-child(even):focus-within .option-visual-pop {
    transform: translate(0, 0) scale(1);
  }

  .bubble-delta {
    display: grid;
  }
}

@media (max-width: 520px) {
  .ledger-hero,
  .button-grid,
  .mini-ledger {
    grid-template-columns: 1fr;
  }

  .ledger-tile strong {
    font-size: 2rem;
  }

  .map-stage {
    min-height: 620px;
  }

  .decision-bubble {
    max-height: 68%;
    padding: 12px;
    overflow-y: auto;
    overflow-x: hidden;
  }

  .bubble-title {
    grid-template-columns: minmax(0, 1fr) auto;
    top: -12px;
  }

  .bubble-title em {
    grid-column: 1 / -1;
    max-width: none;
    text-align: left;
  }

  .option-pair {
    grid-template-columns: 1fr;
  }

  .option-visual-pop,
  .option-card:nth-child(n) .option-visual-pop {
    position: static;
    display: none;
    width: 100%;
    margin-top: 10px;
    opacity: 1;
    transform: none;
    transform-origin: center;
  }

  .option-card:hover .option-visual-pop,
  .option-card:focus-visible .option-visual-pop,
  .option-card:focus-within .option-visual-pop {
    display: block;
    transform: none;
  }

  .delivery {
    left: 76%;
    top: 60%;
  }

  .review {
    left: 52%;
    top: 80%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}