:root {
  color-scheme: light;
  --ink: #17212b;
  --muted: #637083;
  --line: #d8e0e8;
  --surface: #f6f8fb;
  --paper: #ffffff;
  --nav: #102033;
  --blue: #2563eb;
  --green: #0f8f6a;
  --red: #c2414b;
  --amber: #b7791f;
  --cyan: #0e7490;
  --violet: #6d5bd0;
  --shadow: 0 18px 45px rgba(16, 32, 51, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  color: var(--ink);
  background: var(--surface);
  letter-spacing: 0;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: 6px;
  padding: 9px 12px;
  cursor: pointer;
}

button.primary {
  background: var(--blue);
  color: white;
  border-color: var(--blue);
}

button.icon {
  width: 38px;
  height: 38px;
  padding: 0;
  display: inline-grid;
  place-items: center;
  font-weight: 700;
}

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  padding-left: 280px;
}

.side {
  background: var(--nav);
  color: white;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: grid;
  gap: 6px;
}

.brand strong {
  font-size: 20px;
}

.brand span,
.side small {
  color: #bfd0e5;
  line-height: 1.55;
}

.tabs {
  display: grid;
  gap: 8px;
}

.tab {
  color: #dce8f7;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  text-align: left;
}

.tab.active {
  background: #ffffff;
  color: var(--nav);
}

.main {
  min-width: 0;
}

.topbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(14px);
}

.topbar h1 {
  margin: 0;
  font-size: 22px;
}

.topbar p {
  margin: 3px 0 0;
  color: var(--muted);
}

.actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.content {
  padding: 26px 28px 42px;
  display: grid;
  gap: 22px;
  max-width: 1720px;
  width: 100%;
}

.band {
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel h2,
.panel h3 {
  margin: 0;
}

.panel-head {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel-body {
  padding: 18px;
}

.grid {
  display: grid;
  gap: 16px;
}

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

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid.compact {
  gap: 10px;
}

.balanced {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.hero-band {
  background: #ffffff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}

.hero-band h2 {
  margin: 0;
  font-size: 30px;
  line-height: 1.15;
}

.hero-band p {
  max-width: 920px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.strategy-hero {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  box-shadow: var(--shadow);
  padding: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.42fr);
  gap: 22px;
  align-items: stretch;
}

.strategy-hero h2,
.strategy-hero p {
  margin: 0;
}

.strategy-hero h2 {
  font-size: 30px;
  margin-top: 6px;
}

.strategy-hero p,
.strategy-hero aside span {
  color: var(--muted);
  line-height: 1.65;
}

.strategy-hero aside {
  border-left: 4px solid var(--red);
  background: #fff8f8;
  border-radius: 8px;
  padding: 14px;
  display: grid;
  gap: 8px;
}

.homepage-proof {
  margin-top: 14px;
  border: 1px solid #c5daf9;
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 4px;
  background: #f3f8ff;
}

.homepage-proof b {
  color: var(--blue);
}

.homepage-proof span {
  color: var(--ink);
  font-weight: 700;
}

.eyebrow {
  color: var(--blue);
  font-weight: 800;
  font-size: 12px;
  text-transform: uppercase;
}

.pillar-board,
.official-module-board,
.target-segment-board,
.concept-board,
.decision-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.pillar-card,
.official-module-board article,
.target-segment-board article,
.concept-board article,
.decision-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfdff;
  display: grid;
  gap: 10px;
}

.official-module-board article {
  align-content: start;
}

.official-module-board h3 {
  margin: 0;
}

.official-module-board p,
.official-module-board small,
.target-segment-board p,
.concept-board p,
.concept-board small,
.distillation-panel p {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.concept-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.concept-head span {
  color: var(--blue);
  font-weight: 800;
  font-size: 12px;
}

.target-segment-board b {
  font-size: 17px;
}

.module-action {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.module-action b {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--blue);
  color: white;
  font-size: 18px;
}

.module-action span {
  color: var(--muted);
  font-weight: 800;
}

.distillation-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  gap: 16px;
  align-items: center;
}

.pillar-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.pillar-head span {
  color: var(--blue);
  font-weight: 800;
}

.pillar-card p,
.decision-grid p {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.strategy-coverage,
.guardrail-board {
  display: grid;
  gap: 10px;
}

.strategy-coverage button {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 52px;
  gap: 10px;
  align-items: center;
  text-align: left;
}

.strategy-coverage strong {
  color: var(--green);
  font-size: 22px;
  text-align: right;
}

.guardrail-board button {
  display: grid;
  gap: 6px;
  text-align: left;
}

.guardrail-board span,
.guardrail-board small,
.journey-board.compact small,
.decision-grid small {
  color: var(--muted);
  line-height: 1.45;
}

.metric {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  min-height: 92px;
  background: white;
}

.metric b {
  display: block;
  font-size: 26px;
  margin-bottom: 4px;
}

.metric span,
.muted {
  color: var(--muted);
}

.arch-map {
  min-height: 320px;
  background:
    linear-gradient(90deg, rgba(37, 99, 235, 0.10) 1px, transparent 1px),
    linear-gradient(rgba(15, 143, 106, 0.10) 1px, transparent 1px),
    #fbfdff;
  background-size: 32px 32px;
  position: relative;
  overflow: hidden;
}

.node {
  border: 1px solid var(--line);
  background: white;
  border-radius: 8px;
  padding: 12px;
  min-height: 98px;
  box-shadow: 0 8px 22px rgba(16, 32, 51, 0.08);
}

.node b {
  display: block;
  margin-bottom: 7px;
}

.node small {
  color: var(--muted);
  line-height: 1.5;
}

.flow {
  display: grid;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  gap: 10px;
  align-items: stretch;
}

.flow .node {
  position: relative;
}

.flow .node::after {
  content: ">";
  position: absolute;
  right: -10px;
  top: 42%;
  color: var(--blue);
  font-weight: 700;
}

.flow .node:last-child::after {
  content: "";
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.toolbar input,
.toolbar select {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
  background: white;
  min-width: 150px;
}

textarea {
  width: 100%;
  min-height: 150px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  line-height: 1.6;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}

th {
  color: var(--muted);
  font-weight: 600;
  background: #f9fbfd;
}

.badge {
  display: inline-block;
  min-width: 42px;
  text-align: center;
  padding: 3px 8px;
  border-radius: 999px;
  color: white;
  font-size: 12px;
  font-weight: 700;
}

.P0 { background: var(--red); }
.P1 { background: var(--amber); }
.P2 { background: var(--cyan); }
.P3 { background: var(--muted); }

.severity-badge {
  display: inline-block;
  min-width: 42px;
  text-align: center;
  padding: 3px 8px;
  border-radius: 999px;
  color: white;
  font-size: 12px;
  font-weight: 800;
}

.S0,
.severity-badge.S0 { background: #7f1d1d; }
.S1,
.severity-badge.S1 { background: var(--red); }
.S2,
.severity-badge.S2 { background: var(--amber); }
.S3,
.severity-badge.S3 { background: var(--cyan); }

.donut,
.progress-ring {
  width: 190px;
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto 16px;
  position: relative;
}

.donut::after,
.progress-ring::after {
  content: "";
  position: absolute;
  inset: 28px;
  border-radius: 50%;
  background: white;
}

.donut span,
.donut small,
.progress-ring b,
.progress-ring span {
  position: relative;
  z-index: 1;
}

.donut span,
.progress-ring b {
  font-size: 30px;
  font-weight: 800;
}

.donut small,
.progress-ring span {
  color: var(--muted);
  margin-top: 42px;
  position: absolute;
}

.legend {
  display: grid;
  gap: 8px;
}

.legend span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.legend i {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  display: inline-block;
}

.legend .P0 { background: var(--red); }
.legend .P1 { background: var(--amber); }
.legend .P2 { background: var(--cyan); }
.legend .P3 { background: var(--muted); }

.bars,
.timeline,
.risk-list,
.governance-flow,
.agent-chain,
.agent-flow,
.journey-map,
.milestone-board {
  display: grid;
  gap: 12px;
}

.bar-row,
.timeline-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 64px;
  align-items: center;
  gap: 10px;
}

.bar-track,
.timeline-track {
  background: #e8eef5;
  border-radius: 999px;
  overflow: hidden;
  min-height: 18px;
}

.bar-fill,
.timeline-fill {
  height: 100%;
  border-radius: 999px;
  min-height: 18px;
}

.bar-fill.P0 { background: var(--red); }
.bar-fill.P1 { background: var(--amber); }
.bar-fill.P2 { background: var(--cyan); }
.bar-fill.P3 { background: var(--muted); }
.bar-fill.S0 { background: #7f1d1d; }
.bar-fill.S1 { background: var(--red); }
.bar-fill.S2 { background: var(--amber); }
.bar-fill.S3 { background: var(--cyan); }
.bug-fill { background: var(--violet); }

.timeline-fill {
  display: flex;
  align-items: center;
  padding-left: 10px;
  color: white;
}

.timeline-fill small {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.status-0 { background: var(--green); }
.status-1 { background: var(--blue); }
.status-2 { background: var(--muted); }
.status-3 { background: var(--amber); }
.status-4 { background: var(--red); }

.timeline.detailed .timeline-row {
  grid-template-columns: 46px minmax(0, 1fr) 70px;
}

.milestone-rail {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 6px;
  margin-top: 18px;
}

.milestone-rail span {
  border-top: 4px solid var(--line);
  padding-top: 8px;
  color: var(--muted);
  min-width: 0;
}

.milestone-rail span.done {
  border-color: var(--green);
  color: var(--ink);
}

.milestone-rail b,
.milestone-rail small {
  display: block;
}

.milestone-board {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.milestone-card {
  border: 1px solid var(--line);
  border-left: 5px solid var(--muted);
  border-radius: 8px;
  padding: 12px;
}

.milestone-card.done {
  border-left-color: var(--green);
}

.milestone-card.active {
  border-left-color: var(--blue);
}

.milestone-card p {
  color: var(--muted);
  line-height: 1.55;
}

.heatmap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 8px;
}

.heatmap.large {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.heat-cell {
  min-height: 76px;
  text-align: left;
  display: grid;
  align-content: space-between;
  color: white;
  border: 0;
  overflow: hidden;
}

.heat-cell span {
  font-size: 12px;
  line-height: 1.35;
}

.source-chart {
  min-height: 190px;
  display: flex;
  gap: 10px;
}

.source-pill {
  border-radius: 8px;
  padding: 14px;
  color: white;
  display: grid;
  align-content: end;
}

.source-pill b {
  font-size: 28px;
}

.source-pill.seed {
  background: var(--blue);
}

.source-pill.import {
  background: var(--green);
}

.bug-mini-list {
  display: grid;
  gap: 8px;
}

.bug-mini-list button {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  text-align: left;
}

.bug-mini-list span span,
.bug-mini-list b,
.bug-mini-list small {
  display: block;
}

.bug-mini-list small {
  color: var(--muted);
  margin-top: 3px;
}

.status-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
}

.status-board article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfdff;
}

.status-board b {
  display: block;
  font-size: 24px;
}

.status-board span {
  color: var(--muted);
}

.category-row {
  grid-template-columns: 34px minmax(0, 1fr) minmax(130px, 0.7fr);
}

.journey-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.journey-card,
.journey-map article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfdff;
}

.journey-card h3 {
  margin: 6px 0;
}

.journey-card p,
.journey-map p {
  color: var(--muted);
  line-height: 1.55;
}

.step-index {
  color: var(--blue);
  font-weight: 800;
}

.risk-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.risk-index {
  background: #fff4df;
  color: var(--amber);
  border-radius: 6px;
  padding: 6px;
  text-align: center;
  font-weight: 800;
}

.risk-item p,
.risk-item small {
  color: var(--muted);
  line-height: 1.55;
}

.governance-flow {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.governance-flow article,
.agent-flow article,
.agent-node {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfdff;
}

.governance-flow b,
.governance-flow span,
.agent-flow b,
.agent-flow span {
  display: block;
}

.governance-flow span,
.agent-flow span {
  color: var(--muted);
  margin-top: 6px;
}

.agent-chain {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.agent-node p {
  color: var(--muted);
  line-height: 1.5;
}

.agent-node small {
  color: var(--blue);
}

.agent-flow {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.requirements-layout {
  grid-template-columns: minmax(360px, 0.85fr) minmax(460px, 1.15fr);
  align-items: start;
}

.management-console {
  align-items: start;
}

.requirement-console-v2 {
  gap: 18px;
}

.req-command {
  border: 1px solid var(--line);
  background: white;
  border-radius: 8px;
  padding: 18px 20px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  box-shadow: var(--shadow);
}

.req-command h2,
.req-command p {
  margin: 0;
}

.req-command p {
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.5;
}

.req-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(86px, 1fr));
  gap: 10px;
}

.compact-metric {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  min-width: 86px;
  background: #fbfdff;
}

.compact-metric b,
.compact-metric span {
  display: block;
}

.compact-metric b {
  font-size: 22px;
}

.compact-metric span {
  color: var(--muted);
  font-size: 13px;
}

.requirement-ledger-panel {
  overflow: visible;
}

.ledger-head {
  align-items: flex-start;
}

.requirement-toolbar {
  justify-content: flex-end;
}

.requirement-toolbar input {
  min-width: 280px;
}

.requirement-ledger {
  overflow: auto;
  max-height: min(680px, calc(100vh - 230px));
}

.ledger-header,
.ledger-row {
  display: grid;
  grid-template-columns: minmax(210px, 0.85fr) minmax(300px, 1.1fr) minmax(360px, 1.35fr) 120px;
  gap: 0;
  min-width: 1080px;
}

.ledger-header {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #f4f7fb;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.ledger-header span,
.ledger-cell,
.ledger-actions {
  padding: 12px 14px;
  border-right: 1px solid var(--line);
}

.ledger-row {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  text-align: left;
  background: white;
  align-items: stretch;
}

.ledger-row:hover {
  background: #f8fbff;
}

.ledger-row.selected {
  background: #eef5ff;
  box-shadow: inset 4px 0 0 var(--blue);
}

.ledger-cell {
  display: grid;
  gap: 6px;
  align-content: start;
  min-width: 0;
}

.ledger-cell strong,
.ledger-cell b {
  color: var(--ink);
}

.ledger-cell span,
.ledger-cell small {
  color: var(--muted);
  line-height: 1.45;
}

.req-id-line {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.strategy-tags {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.strategy-tags i {
  border: 1px solid #c8d7ea;
  border-radius: 999px;
  padding: 2px 7px;
  color: var(--blue);
  font-size: 12px;
  font-style: normal;
  background: #f4f8ff;
}

.source-cell span,
.normalized-cell span {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ledger-actions {
  display: grid;
  gap: 8px;
  align-content: center;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
}

.ledger-actions span:last-child {
  color: var(--green);
  font-weight: 600;
}

.trace-workspace {
  display: grid;
  grid-template-columns: minmax(480px, 0.95fr) minmax(520px, 1.05fr);
  gap: 18px;
  align-items: start;
}

.selected-requirement,
.source-evidence-panel {
  min-width: 0;
}

.source-evidence-body {
  display: grid;
  gap: 14px;
}

.source-evidence-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.bound-source-text {
  max-height: 360px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid #c8d7ea;
  border-left: 4px solid var(--green);
  border-radius: 8px;
  background: #fbfffd;
  padding: 14px 16px;
  line-height: 1.72;
  margin: 0;
}

.evidence-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.evidence-compare article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfdff;
}

.evidence-compare p {
  color: var(--muted);
  line-height: 1.6;
  margin: 8px 0 0;
}

.product-decision-strip {
  border: 1px solid #c5daf9;
  border-left: 4px solid var(--blue);
  border-radius: 8px;
  background: #f3f8ff;
  padding: 12px;
  display: grid;
  gap: 6px;
}

.product-decision-strip span {
  color: var(--muted);
  line-height: 1.55;
}

.source-layout {
  grid-template-columns: minmax(520px, 1.15fr) minmax(420px, 0.85fr);
  align-items: start;
}

.stackable {
  align-items: flex-start;
  flex-direction: column;
}

.requirement-list {
  display: grid;
  gap: 8px;
  max-height: calc(100vh - 190px);
  overflow: auto;
}

.requirement-row {
  width: 100%;
  min-height: 76px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  text-align: left;
  align-items: center;
}

.requirement-row.selected {
  border-color: var(--blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.12);
}

.bug-row {
  border-left: 4px solid var(--red);
}

.row-main,
.row-meta {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.row-main small {
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.row-meta {
  justify-items: end;
}

.detail-panel {
  position: sticky;
  top: 92px;
}

.compact-copy {
  margin: 6px 0 0;
  line-height: 1.45;
}

.detail-title p,
.criteria-list li {
  line-height: 1.65;
  color: var(--muted);
}

.info-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  display: grid;
  gap: 4px;
}

.info-box span {
  color: var(--muted);
  font-size: 12px;
}

.normalized-grid {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.source-reader {
  min-width: 0;
}

.source-body {
  display: grid;
  gap: 14px;
}

.source-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.source-text {
  max-height: 540px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdff;
  padding: 16px;
  line-height: 1.72;
  margin: 0;
}

.search-snippets {
  border: 1px solid #c5daf9;
  background: #f3f8ff;
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 6px;
}

.search-snippets p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.empty-state {
  min-height: 220px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  display: grid;
  place-content: center;
  text-align: center;
  gap: 6px;
  color: var(--muted);
  background: #fbfdff;
}

.empty-state b {
  color: var(--ink);
}

.trace-wrap {
  max-height: 620px;
  overflow: auto;
}

.link-button {
  border: 0;
  padding: 0;
  color: var(--blue);
  background: transparent;
  text-align: left;
}

.review-controls,
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}

.active-chip {
  background: var(--blue);
  border-color: var(--blue);
  color: white;
}

.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
}

.notice {
  border: 1px solid #b9d6ff;
  background: #f0f7ff;
  border-radius: 8px;
  padding: 12px;
  color: #1e4f91;
  line-height: 1.6;
}

.notice.success {
  border-color: #a8decf;
  background: #eefbf6;
  color: #0f6d52;
}

.paragraph {
  line-height: 1.65;
}

.evidence-list {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.evidence-list article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  display: grid;
  gap: 4px;
}

.evidence-list span,
.evidence-list small {
  color: var(--muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 12px;
  margin-bottom: 14px;
}

.field {
  display: grid;
  gap: 6px;
}

.field.full {
  margin: 12px 0;
}

.field span {
  color: var(--muted);
  font-size: 13px;
}

.field input,
.field select,
.field textarea,
.edit-row input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
  background: white;
}

.field textarea {
  min-height: 94px;
}

.checkbox-field input[type="checkbox"] {
  width: auto;
  justify-self: start;
}

.edit-block {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.edit-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.edit-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.evidence-edit {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  display: grid;
  gap: 10px;
}

.form-actions {
  position: sticky;
  bottom: 0;
  background: white;
  border-top: 1px solid var(--line);
  margin: 16px -18px -18px;
  padding: 12px 18px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.work-package-console {
  display: grid;
  gap: 12px;
}

.release-decision {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  gap: 16px;
  align-items: stretch;
}

.release-recommendation,
.decision-choice,
.release-layer-board article,
.release-roadmap article,
.quality-metrics article,
.cadence-list article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdff;
  padding: 14px;
}

.release-recommendation {
  display: grid;
  gap: 10px;
  align-content: start;
  border-left: 4px solid var(--green);
}

.release-recommendation h3,
.release-recommendation p,
.release-recommendation small,
.decision-choice p,
.release-layer-board p,
.release-layer-board li,
.release-roadmap li,
.release-roadmap p,
.quality-metrics span,
.quality-metrics small,
.cadence-list span,
.release-gate-board p,
.release-gate-board small {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.release-recommendation h3 {
  color: var(--ink);
  font-size: 20px;
}

.decision-choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 10px;
}

.decision-choice {
  display: grid;
  gap: 8px;
}

.decision-choice.accepted {
  border-color: #9fd8c9;
  background: #eefbf6;
}

.decision-choice-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.decision-choice-head span,
.roadmap-month span {
  border-radius: 999px;
  padding: 4px 8px;
  background: var(--surface);
  color: var(--blue);
  font-weight: 800;
  font-size: 12px;
}

.release-layer-board {
  display: grid;
  gap: 12px;
}

.release-layer-board article {
  display: grid;
  gap: 10px;
}

.release-layer-head {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.release-layer-head b,
.gate-id {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--blue);
  color: white;
  font-weight: 900;
}

.release-layer-head h3,
.release-roadmap h3,
.release-gate-board h3,
.cadence-list h3 {
  margin: 0;
}

.release-layer-board ul,
.release-roadmap ul {
  margin: 0;
  padding-left: 18px;
}

.chip-row.compact {
  margin: 0;
}

.release-roadmap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.release-roadmap article {
  display: grid;
  gap: 12px;
  align-content: start;
}

.roadmap-month {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.roadmap-month b {
  font-size: 20px;
}

.roadmap-columns {
  display: grid;
  gap: 12px;
}

.roadmap-columns strong {
  display: block;
  margin-bottom: 6px;
}

.exit-criteria {
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.release-gate-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
  gap: 12px;
}

.release-gate-board article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 14px;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
}

.quality-system {
  display: grid;
  gap: 16px;
}

.quality-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 10px;
}

.quality-metrics article,
.cadence-list article {
  display: grid;
  gap: 6px;
}

.cadence-list {
  display: grid;
  gap: 8px;
}

.phase-plan-table {
  overflow: auto;
  border-top: 1px solid var(--line);
}

.phase-plan-head,
.phase-plan-row {
  display: grid;
  grid-template-columns: minmax(150px, 0.7fr) minmax(260px, 1fr) minmax(130px, 0.55fr) minmax(320px, 1.2fr) minmax(320px, 1.2fr);
  min-width: 1180px;
}

.phase-plan-head {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #f4f7fb;
  color: var(--muted);
  font-weight: 800;
  border-bottom: 1px solid var(--line);
}

.phase-plan-head span,
.phase-plan-row > * {
  padding: 12px 14px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.phase-plan-row {
  background: white;
}

.phase-plan-row p,
.phase-plan-row li,
.phase-plan-row small {
  color: var(--muted);
  line-height: 1.55;
}

.phase-plan-row p,
.phase-plan-row ul {
  margin: 0;
}

.phase-plan-row ul {
  padding-left: 18px;
}

.phase-name {
  display: grid;
  gap: 6px;
  align-content: start;
}

.phase-name b {
  font-size: 16px;
}

.phase-note {
  display: grid;
  gap: 10px;
  align-content: start;
}

.work-package-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(520px, 1.15fr);
  gap: 18px;
  align-items: start;
  background: #fbfdff;
}

.work-package-main {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.work-package-main p {
  margin: 7px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.work-package-fields {
  display: grid;
  grid-template-columns: 0.7fr 0.9fr 1fr 0.9fr;
  gap: 10px;
}

.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-top: 4px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 30;
  width: min(420px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-left: 5px solid var(--blue);
  border-radius: 8px;
  background: white;
  box-shadow: var(--shadow);
  padding: 12px 14px;
  display: grid;
  gap: 4px;
}

.toast.success {
  border-left-color: var(--green);
}

.toast.error {
  border-left-color: var(--red);
}

.toast span {
  color: var(--muted);
  line-height: 1.45;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 25;
  background: rgba(16, 32, 51, 0.35);
  display: grid;
  place-items: center;
  padding: 20px;
}

.modal {
  width: min(900px, 100%);
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.modal-pre {
  max-height: min(70vh, 760px);
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdff;
  padding: 14px;
  line-height: 1.7;
}

.card-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: white;
}

.card h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.card p,
.card li {
  line-height: 1.55;
  color: var(--muted);
}

.output {
  background: #0b1220;
  color: #dbeafe;
  border-radius: 8px;
  padding: 14px;
  min-height: 240px;
  overflow: auto;
  white-space: pre-wrap;
  line-height: 1.6;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 18px;
}

@media (max-width: 920px) {
  .shell {
    grid-template-columns: 1fr;
    padding-left: 0;
  }

  .side {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
  }

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

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .grid.two,
  .grid.three,
  .grid.four,
  .split,
  .release-decision,
  .flow,
  .balanced,
  .requirements-layout,
  .source-layout,
  .hero-band,
  .governance-flow {
    grid-template-columns: 1fr;
  }

  .source-meta,
  .req-command,
  .req-metrics,
  .trace-workspace,
  .source-evidence-meta,
  .evidence-compare,
  .work-package-card,
  .work-package-fields {
    grid-template-columns: 1fr;
  }

  .requirement-toolbar {
    justify-content: flex-start;
  }

  .requirement-toolbar input {
    min-width: 0;
    width: 100%;
  }

  .ledger-header,
  .ledger-row {
    min-width: 900px;
    grid-template-columns: 190px 270px 330px 110px;
  }

  .hero-actions {
    flex-wrap: wrap;
  }

  .detail-panel {
    position: static;
  }

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

  .form-grid,
  .edit-row {
    grid-template-columns: 1fr;
  }

  .flow .node::after {
    content: "";
  }
}

.board-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.board-column {
  background: var(--panel-2, rgba(127, 127, 127, 0.08));
  border-radius: 10px;
  padding: 10px;
  min-height: 120px;
}

.board-column h3 {
  margin: 0 0 8px;
  font-size: 0.9rem;
}

.board-card {
  background: var(--panel, #fff);
  border-radius: 8px;
  padding: 8px 10px;
  margin-bottom: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.board-card .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 4px;
}

.user-chip {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--panel-2, rgba(127, 127, 127, 0.14));
  color: var(--text, inherit);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.auth-gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--paper);
  border-radius: 14px;
  padding: 32px;
  box-shadow: 0 8px 28px rgba(16, 32, 51, 0.12);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-card h1 {
  margin: 0;
  font-size: 22px;
}

.auth-submit {
  width: 100%;
  padding: 10px;
  font-size: 15px;
}

.auth-toggle {
  text-align: center;
  margin: 0;
}

.auth-toggle a {
  color: var(--blue);
  cursor: pointer;
  text-decoration: underline;
}

.captcha-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.captcha-image {
  height: 44px;
  border-radius: 6px;
  border: 1px solid var(--line);
}

.captcha-row input {
  flex: 1;
  text-transform: uppercase;
}

/* --- Entity CRUD / archive UI (bugs, requirements, plan sub-tabs) --- */

.sub-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
}

.sub-tab {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 8px 4px;
  border-bottom: 2px solid transparent;
  border-radius: 0;
}

.sub-tab.active {
  color: var(--blue);
  border-bottom-color: var(--blue);
  font-weight: 700;
}

button.muted {
  background: transparent;
  color: var(--muted);
}

button.muted.danger {
  color: var(--red);
  border-color: var(--red);
}

.archived-badge {
  background: var(--muted);
}

.zentao-origin-badge {
  background: #f0ad4e;
  color: #1a1200;
}

/* button.muted (transparent bg + gray text) reads as disabled at a glance --
   this is a real action button (opens ZenTao in a new tab), so it needs a
   visibly "live" look, not the muted/secondary treatment. */
button.zentao-link {
  background: transparent;
  color: #b8770a;
  border-color: #f0ad4e;
  font-weight: 600;
}
button.zentao-link:hover {
  background: #f0ad4e;
  color: #1a1200;
}

.zentao-manual-link {
  display: inline-block;
  margin: 4px 0 8px;
  color: #b8770a;
  font-weight: 600;
  text-decoration: underline;
}

.risk-item.list-row {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

/* 行式卡片尾部的紧凑小入口按钮（如项目列表"切换到此项目"）：
   尺寸收敛为 chip 级别，禁止挤占内容列。 */
button.switch-btn {
  padding: 4px 12px;
  font-size: 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.work-package-card.editing,
.risk-item.editing {
  grid-template-columns: 1fr;
}

.action-item-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.action-item-row .done {
  text-decoration: line-through;
  color: var(--muted);
}

.action-item-edit-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 140px) minmax(0, 150px) auto;
  gap: 8px;
}

.meeting-type-badge {
  background: var(--violet);
}

.link-chip {
  cursor: pointer;
  border: none;
  background: var(--surface);
  color: var(--blue);
}

/* --- Version badge + changelog page --- */

.brand-title {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.brand .version-badge {
  color: #dce8f7;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  padding: 2px 9px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.6;
}

.changelog-list {
  display: grid;
  gap: 20px;
}

.changelog-release {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 18px;
}

.changelog-release.current {
  border-color: var(--blue);
}

.changelog-release-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.changelog-release-head b {
  font-size: 16px;
}

.current-version-badge {
  background: var(--blue);
}

.changelog-section h4 {
  margin: 10px 0 4px;
  color: var(--muted);
  font-size: 13px;
}

.user-admin-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.user-admin-actions input {
  width: 220px;
}

.work-package-related {
  display: grid;
  gap: 6px;
  border-top: 1px solid var(--line);
  margin-top: 10px;
  padding-top: 10px;
}

.work-package-related .chip-row {
  align-items: center;
  margin: 4px 0;
}

.agent-data-banner {
  background: #eef4ff;
  border: 1px solid #c7d8f7;
  border-left: 4px solid var(--blue);
  border-radius: 8px;
  padding: 14px 18px;
  display: grid;
  gap: 6px;
}

.agent-data-banner b {
  color: var(--nav);
}

.agent-data-banner p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  max-width: 980px;
}

.critical-updates {
  overflow: hidden;
  border: 1px solid #d8dee9;
  border-radius: 14px;
  background: linear-gradient(135deg, #fffdf8 0%, #ffffff 46%, #f4f7fc 100%);
  box-shadow: 0 12px 28px rgba(21, 40, 72, 0.08);
}

.critical-updates-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 26px 18px;
  border-bottom: 1px solid #e1e6ee;
}

.critical-updates-head .eyebrow {
  display: block;
  margin-bottom: 4px;
  color: #b25c1d;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.critical-updates-head h2 {
  margin: 0 0 5px;
  color: var(--nav);
  font-size: 24px;
}

.critical-updates-head p {
  margin: 0;
  color: var(--muted);
}

.source-badge {
  flex: 0 0 auto;
  border: 1px solid #d8dee9;
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  padding: 6px 11px;
  font-size: 12px;
  font-weight: 700;
}

.critical-updates-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.95fr) minmax(0, 1fr);
}

.critical-update-column {
  min-width: 0;
  padding: 20px 22px 22px;
}

.critical-update-column + .critical-update-column {
  border-left: 1px solid #e1e6ee;
}

.critical-column-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.critical-column-title b {
  color: var(--nav);
  font-size: 16px;
}

.critical-column-title span {
  color: var(--muted);
  font-size: 12px;
}

.critical-change-list,
.critical-milestone-list {
  display: grid;
  gap: 10px;
}

.critical-change-card {
  display: grid;
  gap: 8px;
  border: 1px solid #f0d5bd;
  border-left: 4px solid #df7d2e;
  border-radius: 10px;
  background: #fffaf4;
  padding: 14px 15px;
}

.critical-card-meta,
.critical-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.critical-card-meta time {
  color: var(--muted);
  font-size: 12px;
}

.critical-change-card h3,
.active-sprint-card h3 {
  margin: 0;
  color: var(--nav);
  font-size: 16px;
  line-height: 1.35;
}

.critical-change-card p,
.active-sprint-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.critical-tag {
  width: fit-content;
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 800;
}

.change-tag {
  background: #fde5cf;
  color: #9d4c10;
}

.active-tag {
  background: #dff7eb;
  color: #08794d;
}

.active-sprint-card {
  display: grid;
  gap: 11px;
  height: calc(100% - 34px);
  border: 1px solid #cfe8dc;
  border-radius: 10px;
  background: #f4fbf8;
  padding: 16px;
}

.sprint-facts {
  display: grid;
  gap: 7px;
  margin: 0;
}

.sprint-facts div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px solid #dcebe4;
  padding-top: 7px;
}

.sprint-facts dt,
.sprint-facts dd {
  margin: 0;
  font-size: 12px;
}

.sprint-facts dt {
  color: var(--muted);
}

.sprint-facts dd {
  color: var(--nav);
  font-weight: 700;
  text-align: right;
}

.critical-milestone-row {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 10px;
  width: 100%;
  border-color: #e1e6ee;
  background: #fff;
  padding: 11px 12px;
  text-align: left;
}

.milestone-signal {
  width: 9px;
  height: 9px;
  margin-top: 4px;
  border-radius: 50%;
}

.milestone-signal.active {
  background: #16a06f;
  box-shadow: 0 0 0 4px #dff7eb;
}

.milestone-signal.planned {
  background: #aeb7c5;
  box-shadow: 0 0 0 4px #eef1f5;
}

.milestone-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.milestone-copy b {
  overflow: hidden;
  color: var(--nav);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

.critical-link {
  justify-self: start;
  border: none;
  background: transparent;
  color: var(--blue);
  padding: 3px 0;
  font-weight: 700;
}

.critical-link:hover {
  background: transparent;
  text-decoration: underline;
}

.all-plan-link {
  margin-top: 10px;
}

.critical-empty {
  border: 1px dashed #cfd6e2;
  border-radius: 9px;
  color: var(--muted);
  padding: 16px;
  line-height: 1.5;
}

@media (max-width: 1100px) {
  .critical-updates-grid {
    grid-template-columns: 1fr 1fr;
  }

  .critical-update-column.milestone-column {
    grid-column: 1 / -1;
    border-top: 1px solid #e1e6ee;
    border-left: none;
  }

  .critical-milestone-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .critical-updates-head {
    display: grid;
    padding: 18px;
  }

  .source-badge {
    width: fit-content;
  }

  .critical-updates-grid,
  .critical-milestone-list {
    grid-template-columns: 1fr;
  }

  .critical-update-column {
    padding: 17px 18px;
  }

  .critical-update-column + .critical-update-column,
  .critical-update-column.milestone-column {
    grid-column: auto;
    border-top: 1px solid #e1e6ee;
    border-left: none;
  }
}

/* 非正式笔记隔离：视觉上刻意弱化,不与正式关联面板(.work-package-related)平权 */
.related-notes-panel {
  border-top: 1px dashed var(--line);
  margin-top: 10px;
  padding-top: 8px;
  color: var(--muted);
}

.related-notes-panel summary {
  cursor: pointer;
  font-size: 0.9em;
  color: var(--muted);
}

.related-notes-panel .chip-row {
  margin-top: 6px;
}

.muted-chip {
  opacity: 0.75;
  border-style: dashed;
}

.notes-banner {
  background: #f4f1ea;
  border-color: #ddd3bd;
  border-left-color: #9a8256;
}

.document-layout {
  align-items: start;
}

.document-detail-panel {
  min-width: 0;
}

.document-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
}

.project-document-content {
  margin: 0;
  min-height: 55vh;
  max-height: 72vh;
  overflow: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font: 14px/1.75 ui-monospace, SFMono-Regular, Consolas, monospace;
  color: var(--text);
  background: var(--surface-soft, #f7f8fa);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
}

.document-content-field textarea {
  min-height: 55vh;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  line-height: 1.6;
}

.global-search {
  display: flex;
  gap: 6px;
  min-width: min(420px, 36vw);
}

.global-search input {
  min-width: 240px;
}

.workstream-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.workstream-card,
.search-group {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  background: var(--surface-soft, #f7f8fa);
}

.workstream-head,
.workstream-item,
.search-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.workstream-group { display: grid; gap: 7px; margin-top: 14px; }
.workstream-item { width: 100%; text-align: left; }
.workstream-item span { overflow-wrap: anywhere; }

.search-results,
.search-group { display: grid; gap: 10px; }
.search-result { width: 100%; flex-direction: column; align-items: flex-start; text-align: left; padding: 14px; }
.search-result span { color: var(--muted); line-height: 1.5; }

@media (max-width: 1100px) {
  .global-search { min-width: 100%; order: -1; }
  .global-search input { min-width: 0; flex: 1; }
  .workstream-grid { grid-template-columns: 1fr; }
}