:root {
  --ink: #201f31;
  --muted: #6f7484;
  --line: #d9dce5;
  --paper: #fffdfa;
  --canvas: #f0f1f5;
  --blue: #4f63f3;
  --blue-soft: #eef1ff;
  --violet: #7b47e8;
  --violet-soft: #f4eeff;
  --orange: #ee922f;
  --orange-soft: #fff4e7;
  --green: #178f68;
  --green-soft: #eaf8f2;
  --red: #cf3f4d;
  --red-soft: #fff0f2;
  --slate: #4c556a;
  --slate-soft: #f1f3f6;
  --shadow: 0 16px 44px rgba(31, 35, 53, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 0%, rgba(79, 99, 243, 0.09), transparent 26rem),
    radial-gradient(circle at 88% 0%, rgba(123, 71, 232, 0.08), transparent 24rem),
    var(--canvas);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.topbar {
  position: sticky;
  z-index: 30;
  top: 0;
  display: flex;
  align-items: center;
  min-height: 64px;
  padding: 10px 24px;
  border-bottom: 1px solid rgba(217, 220, 229, 0.9);
  background: rgba(255, 253, 250, 0.94);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 220px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  color: white;
  font-size: 17px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(79, 99, 243, 0.25);
}

.brand-copy {
  display: grid;
  gap: 1px;
}

.brand-copy strong {
  font-size: 14px;
  line-height: 1;
}

.brand-copy span {
  color: var(--muted);
  font-size: 11px;
}

.nav {
  display: flex;
  flex: 1;
  min-width: 0;
  align-items: center;
  justify-content: center;
  gap: 3px;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav::-webkit-scrollbar {
  display: none;
}

.nav a {
  padding: 8px 10px;
  border-radius: 9px;
  color: #5e6371;
  font-size: 12px;
  font-weight: 650;
  text-decoration: none;
  white-space: nowrap;
}

.nav a:hover,
.nav a[aria-current="page"] {
  background: var(--blue-soft);
  color: #3446ce;
}

.toolbar {
  display: flex;
  min-width: 220px;
  justify-content: flex-end;
  gap: 8px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: white;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.button:hover {
  border-color: #bfc4d3;
  box-shadow: 0 5px 14px rgba(31, 35, 53, 0.08);
}

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

.button.toggle.active,
.button.toggle[aria-pressed="true"] {
  border-color: rgba(79, 99, 243, 0.5);
  background: var(--blue-soft);
  color: #3446ce;
}

.page {
  width: min(1760px, calc(100% - 32px));
  margin: 24px auto 64px;
}

.page.narrow {
  width: min(1220px, calc(100% - 32px));
}

.a3-sheet {
  position: relative;
  min-width: 1300px;
  overflow: hidden;
  padding: 28px;
  border: 1px solid #e0e2e9;
  border-radius: 24px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.a3-scroll {
  overflow-x: auto;
  padding-bottom: 10px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.6fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 18px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 0 0 8px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 900px;
  margin-bottom: 8px;
  font-size: clamp(34px, 4vw, 62px);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.a3-sheet h1 {
  font-size: 32px;
  line-height: 1.02;
}

.lede {
  max-width: 930px;
  margin-bottom: 0;
  color: #555b6c;
  font-size: 16px;
}

.hero-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.button.mermaid-cta {
  border-color: rgba(79, 99, 243, 0.35);
  background: var(--blue-soft);
  color: #3446ce;
}

.thesis {
  padding: 15px 17px;
  border: 1px solid #d8dafb;
  border-radius: 15px;
  background: linear-gradient(135deg, #f5f5ff, #fbf7ff);
  color: #373555;
  font-size: 14px;
  font-weight: 760;
}

.thesis strong {
  color: var(--violet);
}

.context-strip {
  display: grid;
  grid-template-columns: 1fr 1fr 1.25fr;
  gap: 9px;
  margin: 13px 0;
}

.context-card {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.context-card h2 {
  margin-bottom: 5px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.context-card p {
  margin: 0;
  color: #616675;
  font-size: 10.5px;
  line-height: 1.35;
}

.context-card.problem {
  border-color: #e5c9cf;
  background: var(--red-soft);
}

.learning-console {
  display: grid;
  grid-template-columns: 160px repeat(5, 1fr);
  gap: 7px;
  align-items: stretch;
  margin-bottom: 11px;
  padding: 8px;
  border: 1px solid #d4d8e1;
  border-radius: 13px;
  background: var(--slate-soft);
}

.console-title {
  display: grid;
  align-content: center;
  padding: 0 9px;
}

.console-title strong {
  font-size: 12px;
}

.console-title span {
  color: var(--muted);
  font-size: 9px;
}

.console-module {
  display: grid;
  align-content: center;
  min-height: 40px;
  padding: 6px 8px;
  border: 1px solid #d7dae3;
  border-radius: 9px;
  background: white;
  text-decoration: none;
}

.console-module:hover {
  border-color: #aab1c4;
  transform: translateY(-1px);
}

.console-module strong {
  font-size: 10px;
}

.console-module span {
  color: var(--muted);
  font-size: 8.5px;
}

.map-grid {
  display: grid;
  grid-template-columns: 250px minmax(760px, 1fr) 250px;
  gap: 12px;
  align-items: stretch;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fff;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 11px 13px 9px;
  border-bottom: 1px solid var(--line);
}

.panel-head h2 {
  margin-bottom: 2px;
  font-size: 13px;
}

.panel-head p {
  margin: 0;
  color: var(--muted);
  font-size: 9px;
}

.status-pill,
.microtag,
.role,
.theory {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border-radius: 999px;
  white-space: nowrap;
}

.status-pill {
  padding: 4px 7px;
  border: 1px dotted var(--orange);
  background: var(--orange-soft);
  color: #a4580a;
  font-size: 8px;
  font-weight: 800;
  text-transform: uppercase;
}

.before-panel {
  border-color: #ebc9ce;
  background: linear-gradient(180deg, #fff, #fff8f9);
}

.before-panel .panel-head {
  border-color: #efd6da;
}

.before-content {
  padding: 11px 13px;
}

.sim-block {
  margin-bottom: 12px;
}

.sim-block h3 {
  margin-bottom: 7px;
  font-size: 10px;
}

.bar-list {
  display: grid;
  gap: 5px;
}

.bar-row {
  display: grid;
  grid-template-columns: 1fr 26px;
  gap: 6px;
  align-items: center;
  font-size: 8.7px;
}

.bar-label {
  display: grid;
  gap: 3px;
}

.bar-track {
  height: 5px;
  overflow: hidden;
  border-radius: 999px;
  background: #eceef3;
}

.bar-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--red);
}

.bar-fill.orange {
  background: var(--orange);
}

.bar-fill.violet {
  background: var(--violet);
}

.bar-row strong {
  text-align: right;
  font-size: 9px;
}

.sim-conclusion {
  margin: 10px 0;
  padding: 9px;
  border-left: 3px solid var(--red);
  border-radius: 0 8px 8px 0;
  background: white;
  font-size: 9px;
  font-weight: 750;
}

.quote {
  margin: 8px 0 0;
  padding: 8px 9px;
  border: 1px dashed #e1bfc5;
  border-radius: 9px;
  background: #fff;
  color: #5f5155;
  font-size: 8.4px;
  font-style: italic;
}

.panel-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  color: var(--blue);
  font-size: 9px;
  font-weight: 800;
  text-decoration: none;
}

.system-frame {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 29px 10px 10px;
  border: 1px solid #bdc3ce;
  border-radius: 15px;
  background: linear-gradient(180deg, #fcfcfd, #f7f8fb);
}

.system-frame::before {
  position: absolute;
  top: 7px;
  left: 11px;
  content: "ISO 30401:2018 — système de management (lecture opérationnelle ; conformité non établie)";
  color: #687083;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.iso-chips {
  position: absolute;
  top: 5px;
  right: 8px;
  display: flex;
  gap: 4px;
}

.iso-chips a {
  padding: 2px 5px;
  border: 1px solid #d5d8e0;
  border-radius: 999px;
  background: #fff;
  color: #5c6475;
  font-size: 7px;
  font-weight: 800;
  text-decoration: none;
}

.lane {
  position: relative;
  padding: 9px 9px 8px 94px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
}

.lane.service {
  border-color: #ced5ff;
  background: #fbfcff;
}

.lane.dossier {
  border-color: #d6dae3;
}

.lane.km {
  border-color: #ddcef8;
  background: #fdfbff;
}

.lane-label {
  position: absolute;
  top: 9px;
  bottom: 9px;
  left: 9px;
  display: grid;
  width: 76px;
  align-content: center;
  padding: 7px;
  border-radius: 9px;
  color: white;
}

.service .lane-label {
  background: var(--blue);
}

.dossier .lane-label {
  background: var(--slate);
}

.km .lane-label {
  background: var(--violet);
}

.lane-label strong {
  font-size: 10px;
}

.lane-label span {
  opacity: 0.8;
  font-size: 7.5px;
}

.flow {
  display: flex;
  align-items: stretch;
  gap: 5px;
}

.flow.wrap {
  flex-wrap: wrap;
}

.flow-node {
  position: relative;
  display: grid;
  min-width: 88px;
  flex: 1;
  align-content: start;
  padding: 7px;
  border: 1px solid #d7dae4;
  border-radius: 9px;
  background: white;
  text-decoration: none;
  transition: 120ms ease;
}

.flow-node:hover {
  z-index: 3;
  border-color: var(--blue);
  box-shadow: 0 7px 15px rgba(37, 46, 97, 0.11);
  transform: translateY(-1px);
}

.flow-node.primary {
  border-color: #aeb8ff;
  background: var(--blue-soft);
}

.flow-node.km-node {
  border-color: #cab7ef;
  background: var(--violet-soft);
}

.flow-node.reuse {
  border-color: #a8d9c8;
  background: var(--green-soft);
}

.flow-node.decision {
  border-color: #f1bc7e;
  background: var(--orange-soft);
}

.flow-node h3 {
  margin-bottom: 2px;
  font-size: 9.2px;
  line-height: 1.15;
}

.flow-node p {
  margin: 0;
  color: #697080;
  font-size: 7.5px;
  line-height: 1.3;
}

.flow-node .state {
  margin-top: 5px;
  color: #3f475b;
  font-size: 6.8px;
  font-weight: 750;
}

.arrow {
  display: grid;
  min-width: 12px;
  place-items: center;
  color: #828899;
  font-size: 13px;
  font-weight: 900;
}

.arrow.blue {
  color: var(--blue);
}

.arrow.violet {
  color: var(--violet);
}

.arrow.green {
  color: var(--green);
}

.microtag {
  margin-bottom: 4px;
  padding: 2px 5px;
  background: #edf0f6;
  color: #5d6578;
  font-size: 6.6px;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.microtag.observed {
  background: #e9f8f2;
  color: #0c7554;
}

.microtag.simulated {
  border: 1px dotted #d8862d;
  background: #fff7ed;
  color: #a65a0d;
}

.role {
  margin-top: 5px;
  padding: 2px 5px;
  border: 1px solid #efb56f;
  background: #fffaf4;
  color: #98530b;
  font-size: 6.7px;
  font-weight: 800;
}

.theory {
  margin-top: 5px;
  padding: 2px 5px;
  border: 1px solid #d4d7df;
  color: #5e6575;
  font-size: 6.5px;
  font-weight: 750;
  text-decoration: none;
}

.dossier-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 5px;
}

.dossier-tile {
  display: grid;
  min-height: 65px;
  align-content: start;
  padding: 7px;
  border: 1px solid #d7dae3;
  border-radius: 9px;
  background: white;
  text-decoration: none;
}

.dossier-tile:hover {
  border-color: var(--slate);
}

.dossier-tile strong {
  margin-bottom: 3px;
  font-size: 8.5px;
}

.dossier-tile span {
  color: var(--muted);
  font-size: 7.2px;
}

.act-strip {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 4px;
  margin-top: 6px;
}

.act {
  padding: 4px;
  border-radius: 6px;
  background: #f0f2f6;
  color: #545b6b;
  font-size: 6.6px;
  line-height: 1.2;
}

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

.km-branches {
  display: grid;
  grid-template-columns: 1.1fr 1.1fr 1fr 1.35fr 1fr;
  gap: 5px;
}

.branch-card {
  position: relative;
  display: grid;
  align-content: start;
  padding: 7px;
  border: 1px solid #d9cee9;
  border-radius: 9px;
  background: #fff;
  text-decoration: none;
}

.branch-card.decision {
  border-color: #f1bc7e;
  background: var(--orange-soft);
}

.branch-card.asset {
  border-color: #cab7ef;
  background: var(--violet-soft);
}

.branch-card.reuse {
  border-color: #a8d9c8;
  background: var(--green-soft);
}

.branch-card strong {
  font-size: 8.6px;
}

.branch-card span {
  color: var(--muted);
  font-size: 7px;
}

.branch-card .branches {
  display: grid;
  gap: 2px;
  margin-top: 4px;
}

.branch-card .branches em {
  padding: 2px 4px;
  border-radius: 5px;
  background: white;
  color: #6e557e;
  font-size: 6.8px;
  font-style: normal;
}

.feedback-line {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 5px;
  margin-top: 5px;
  color: var(--green);
  font-size: 7.2px;
  font-weight: 800;
}

.proof-panel {
  border-color: #c9e3d8;
  background: linear-gradient(180deg, #fff, #f8fffb);
}

.proof-content {
  padding: 11px 12px;
}

.proof-ladder {
  display: grid;
  gap: 5px;
}

.proof-step {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 7px;
  align-items: start;
  padding: 6px;
  border: 1px solid #d8e8e1;
  border-radius: 8px;
  background: white;
}

.proof-step b {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 7px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 9px;
}

.proof-step strong {
  display: block;
  font-size: 8.8px;
}

.proof-step span {
  display: block;
  color: var(--muted);
  font-size: 7.3px;
}

.proof-step.pending {
  border-style: dashed;
  opacity: 0.72;
}

.case-mini {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 5px;
  margin-top: 10px;
}

.case-mini a {
  padding: 6px;
  border: 1px solid #d9dde5;
  border-radius: 8px;
  background: white;
  text-decoration: none;
}

.case-mini strong,
.case-mini span {
  display: block;
}

.case-mini strong {
  font-size: 8.5px;
}

.case-mini span {
  color: var(--muted);
  font-size: 6.8px;
}

.case-mini em {
  color: var(--violet);
  font-size: 6.5px;
  font-style: normal;
  font-weight: 800;
}

.a3-footer {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1.2fr;
  gap: 8px;
  margin-top: 10px;
}

.footer-card {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.footer-card strong {
  display: block;
  margin-bottom: 3px;
  font-size: 8.5px;
}

.footer-card p {
  margin: 0;
  color: var(--muted);
  font-size: 7.2px;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 9px;
  align-items: center;
}

.legend span {
  display: inline-flex;
  gap: 4px;
  align-items: center;
  color: var(--muted);
  font-size: 7px;
}

.dot,
.line-sample {
  display: inline-block;
  width: 13px;
  height: 5px;
  border-radius: 999px;
}

.dot.blue { background: var(--blue); }
.dot.violet { background: var(--violet); }
.dot.orange { background: var(--orange); }
.dot.green { background: var(--green); }
.dot.red { background: var(--red); }
.dot.grey { background: #7b8393; }
.line-sample.dashed {
  height: 0;
  border-top: 1px dashed #707787;
  border-radius: 0;
}
.line-sample.dotted {
  height: 0;
  border-top: 1px dotted #707787;
  border-radius: 0;
}

.detail-hero {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 0.35fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 20px;
  padding: 30px;
  border: 1px solid #dfe1e8;
  border-radius: 22px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.detail-hero h1 {
  margin-bottom: 10px;
  font-size: clamp(34px, 5vw, 58px);
}

.detail-hero .lede {
  font-size: 17px;
}

.breadcrumb {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 12px;
}

.breadcrumb a {
  color: var(--blue);
  font-weight: 750;
  text-decoration: none;
}

.key-message {
  padding: 17px 18px;
  border-left: 4px solid var(--violet);
  border-radius: 0 13px 13px 0;
  background: var(--violet-soft);
  font-size: 16px;
  font-weight: 750;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}

.card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--paper);
}

.card h2 {
  margin-bottom: 7px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.card h3 {
  margin: 18px 0 6px;
  font-size: 15px;
}

.card p,
.card li {
  color: #555b6a;
}

.span-12 { grid-column: span 12; }
.span-8 { grid-column: span 8; }
.span-7 { grid-column: span 7; }
.span-6 { grid-column: span 6; }
.span-5 { grid-column: span 5; }
.span-4 { grid-column: span 4; }
.span-3 { grid-column: span 3; }

.callout {
  padding: 14px 16px;
  border: 1px solid #d6d9e3;
  border-radius: 12px;
  background: #f8f9fb;
}

.callout.simulation {
  border-style: dotted;
  border-color: var(--orange);
  background: var(--orange-soft);
}

.callout.warning {
  border-color: #eab8bf;
  background: var(--red-soft);
}

.callout.success {
  border-color: #b9decf;
  background: var(--green-soft);
}

.callout strong {
  display: block;
  margin-bottom: 3px;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.stat {
  padding: 14px;
  border-radius: 13px;
  background: #f4f5f8;
}

.stat b {
  display: block;
  color: var(--blue);
  font-size: 28px;
  line-height: 1;
}

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

.data-bars {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.data-bar {
  display: grid;
  grid-template-columns: minmax(190px, 1fr) 3fr 34px;
  gap: 10px;
  align-items: center;
  font-size: 12px;
}

.data-bar .track {
  height: 11px;
  overflow: hidden;
  border-radius: 999px;
  background: #eceef3;
}

.data-bar .fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--blue);
}

.data-bar .fill.red { background: var(--red); }
.data-bar .fill.orange { background: var(--orange); }
.data-bar .fill.violet { background: var(--violet); }
.data-bar .fill.green { background: var(--green); }

.clean-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.clean-table th,
.clean-table td {
  padding: 10px 11px;
  border-bottom: 1px solid #e1e3e9;
  text-align: left;
  vertical-align: top;
}

.clean-table th {
  background: #f4f5f8;
  color: #565d6c;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.clean-table tr:last-child td {
  border-bottom: 0;
}

.state-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  margin-top: 14px;
}

.state-card {
  position: relative;
  min-height: 170px;
  padding: 14px 12px;
  border: 1px solid #d9dce4;
  border-radius: 13px;
  background: white;
}

.state-card::after {
  position: absolute;
  top: 50%;
  right: -10px;
  z-index: 2;
  content: "→";
  color: #8c92a0;
  font-weight: 900;
}

.state-card:last-child::after {
  content: "";
}

.state-card b {
  display: block;
  margin-bottom: 6px;
  color: var(--violet);
  font-size: 11px;
  text-transform: uppercase;
}

.state-card strong {
  display: block;
  margin-bottom: 5px;
  font-size: 14px;
}

.state-card span {
  color: var(--muted);
  font-size: 11px;
}

.object-flow {
  display: flex;
  align-items: stretch;
  gap: 8px;
  overflow-x: auto;
  padding: 6px 2px 12px;
}

.object {
  min-width: 150px;
  padding: 14px;
  border: 1px solid #d9dce4;
  border-radius: 12px;
  background: white;
}

.object strong {
  display: block;
  margin-bottom: 4px;
}

.object span {
  color: var(--muted);
  font-size: 11px;
}

.object-arrow {
  display: grid;
  min-width: 22px;
  place-items: center;
  color: var(--violet);
  font-size: 20px;
  font-weight: 900;
}

.ui-mock {
  overflow: hidden;
  border: 1px solid #d9dce4;
  border-radius: 16px;
  background: white;
  box-shadow: 0 9px 22px rgba(38, 43, 64, 0.07);
}

.ui-top {
  display: flex;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid #e4e6eb;
  background: #fbfbfd;
}

.ui-top strong {
  font-size: 16px;
}

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

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
  padding: 13px;
}

.kpi {
  padding: 12px;
  border: 1px solid #e0e2e8;
  border-radius: 11px;
}

.kpi span,
.kpi strong {
  display: block;
}

.kpi span {
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
}

.kpi strong {
  margin-top: 4px;
  font-size: 23px;
}

.ui-list {
  display: grid;
  padding: 0 13px 13px;
}

.ui-row {
  display: grid;
  grid-template-columns: 70px 1.6fr 1fr 90px 74px;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border-top: 1px solid #eceef2;
  font-size: 11px;
}

.ui-row strong {
  font-size: 12px;
}

.ui-row .badge {
  padding: 3px 6px;
  border-radius: 999px;
  background: #eef1ff;
  color: #4153dd;
  font-size: 9px;
  font-weight: 800;
  text-align: center;
}

.ui-row .badge.warn {
  background: var(--orange-soft);
  color: #a65a0d;
}

.ui-row .badge.done {
  background: var(--green-soft);
  color: #117153;
}

.theory-map {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.theory-card {
  padding: 15px;
  border: 1px solid #d9dce5;
  border-radius: 13px;
  background: white;
}

.theory-card .number {
  display: grid;
  width: 28px;
  height: 28px;
  margin-bottom: 9px;
  place-items: center;
  border-radius: 9px;
  background: var(--blue-soft);
  color: var(--blue);
  font-weight: 900;
}

.theory-card strong {
  display: block;
  margin-bottom: 5px;
}

.theory-card p {
  margin-bottom: 7px;
  font-size: 12px;
}

.bridge {
  padding: 9px;
  border-radius: 9px;
  background: #f5f6f9;
  color: #4f5667;
  font-size: 11px;
  font-weight: 700;
}

.iso-map {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
}

.iso-card {
  padding: 14px;
  border: 1px solid #d9dce5;
  border-radius: 12px;
  background: white;
}

.iso-card b {
  display: block;
  margin-bottom: 5px;
  color: var(--slate);
}

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

.proof-chain {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
}

.proof-card {
  position: relative;
  min-height: 165px;
  padding: 14px;
  border: 1px solid #cfe3d9;
  border-radius: 13px;
  background: #fbfffd;
}

.proof-card::after {
  position: absolute;
  top: 50%;
  right: -10px;
  z-index: 2;
  content: "→";
  color: var(--green);
  font-weight: 900;
}

.proof-card:last-child::after {
  content: "";
}

.proof-card b {
  color: var(--green);
  font-size: 11px;
  text-transform: uppercase;
}

.proof-card strong {
  display: block;
  margin: 5px 0;
}

.proof-card span {
  color: var(--muted);
  font-size: 11px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.case-card {
  overflow: hidden;
  border: 1px solid #d9dce4;
  border-radius: 16px;
  background: white;
}

.case-head {
  padding: 18px;
  background: linear-gradient(135deg, var(--blue-soft), var(--violet-soft));
}

.case-head span {
  color: var(--violet);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.case-head h2 {
  margin: 4px 0 0;
  font-size: 27px;
}

.case-body {
  padding: 18px;
}

.case-body h3 {
  margin: 14px 0 5px;
  font-size: 14px;
}

.artifact-list {
  display: grid;
  gap: 7px;
  margin-top: 10px;
}

.artifact {
  padding: 9px 10px;
  border-left: 3px solid var(--violet);
  border-radius: 0 8px 8px 0;
  background: #f7f5fb;
  font-size: 12px;
}

.next-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.next-link {
  padding: 15px;
  border: 1px solid #d9dce4;
  border-radius: 13px;
  background: white;
  text-decoration: none;
}

.next-link:hover {
  border-color: var(--blue);
}

.next-link strong,
.next-link span {
  display: block;
}

.next-link span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 11px;
}

.page-footer {
  margin-top: 22px;
  padding: 16px 2px;
  color: var(--muted);
  font-size: 11px;
}

.hide-screen {
  display: none;
}

.mermaid-page {
  width: min(1860px, calc(100% - 32px));
}

.mermaid-hero {
  grid-template-columns: minmax(0, 1.45fr) minmax(330px, 0.55fr);
}

.engineering-contracts {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.engineering-contracts article {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 9px;
  align-items: center;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 253, 250, 0.93);
}

.engineering-contracts strong {
  font-size: 13px;
}

.engineering-contracts article > span:last-child {
  grid-column: 2;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}

.contract-number {
  grid-row: span 2;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.diagram-shell {
  overflow: hidden;
  border: 1px solid #dfe1e8;
  border-radius: 22px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.diagram-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.diagram-toolbar h2,
.diagram-toolbar .eyebrow {
  margin-bottom: 0;
}

.diagram-toolbar h2 {
  font-size: 20px;
}

.diagram-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
}

.zoom-value {
  min-width: 58px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.diagram-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 14px;
  align-items: center;
  padding: 10px 18px;
  border-bottom: 1px solid var(--line);
  background: #fafbfc;
}

.diagram-legend span {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}

.legend-swatch {
  width: 15px;
  height: 9px;
  border: 1px solid transparent;
  border-radius: 3px;
}

.legend-swatch.actor {
  border-color: #115e59;
  background: #0f766e;
}

.legend-swatch.operation {
  border-color: #0284c7;
  background: #e0f2fe;
}

.legend-swatch.dossier {
  border-color: #14b8a6;
  background: #f0fdfa;
}

.legend-swatch.km {
  border-color: #7c3aed;
  background: #ede9fe;
}

.legend-swatch.asset {
  border-color: #d97706;
  background: #fef3c7;
}

.legend-swatch.governance {
  border-color: #6b7280;
  background: #f3f4f6;
}

.legend-swatch.evidence {
  border-color: #e11d48;
  background: #fff1f2;
}

.legend-line {
  width: 18px;
  height: 0;
  border-top: 2px solid #72798b;
}

.legend-line.dotted {
  border-top-style: dashed;
}

.diagram-viewport {
  height: max(720px, calc(100vh - 250px));
  overflow: auto;
  padding: 18px;
  background:
    linear-gradient(rgba(79, 99, 243, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 99, 243, 0.035) 1px, transparent 1px),
    #fbfbfd;
  background-size: 22px 22px;
}

.mermaid-canvas {
  display: inline-block;
  min-width: 100%;
  min-height: 100%;
  text-align: center;
}

.mermaid-canvas svg {
  display: block;
  max-width: none !important;
  margin: 0 auto;
}

.mermaid-canvas .cluster-label {
  font-weight: 850;
}

.diagram-loading {
  display: grid;
  min-height: 600px;
  place-items: center;
  color: var(--muted);
  font-size: 13px;
}

.diagram-fallback {
  max-width: 760px;
  margin: 40px auto;
  padding: 18px;
  border: 1px solid #d6d9e3;
  border-radius: 14px;
  background: white;
  color: #555b6a;
  font-size: 14px;
}

.diagram-error {
  margin: 0;
  padding: 16px 18px;
  border-top: 1px solid #f0c6cb;
  background: var(--red-soft);
  color: #8f2834;
  font-size: 13px;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.mermaid-bridges {
  margin-top: 16px;
}

.mermaid-bridges .card {
  min-height: 180px;
}

.mermaid-bridges h2 {
  margin-bottom: 8px;
}

@media (max-width: 1500px) {
  .brand {
    min-width: 200px;
  }

  .toolbar {
    min-width: 190px;
  }

  .nav a {
    padding-inline: 7px;
    font-size: 11px;
  }
}

@media (max-width: 1100px) {
  .nav {
    overflow-x: auto;
    justify-content: flex-start;
  }

  .brand,
  .toolbar {
    min-width: auto;
  }

  .toolbar .button:not(.primary) {
    display: none;
  }

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

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

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

  .diagram-actions {
    justify-content: flex-start;
  }

  .span-8,
  .span-7,
  .span-6,
  .span-5,
  .span-4,
  .span-3 {
    grid-column: span 12;
  }

  .state-grid,
  .proof-chain {
    grid-template-columns: repeat(2, 1fr);
  }

  .state-card::after,
  .proof-card::after {
    content: "";
  }

  .theory-map,
  .iso-map,
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .topbar {
    flex-wrap: wrap;
    padding: 9px 12px;
  }

  .brand {
    flex: 1;
  }

  .toolbar {
    order: 2;
  }

  .nav {
    order: 3;
    width: 100%;
    padding-top: 7px;
  }

  .page,
  .page.narrow {
    width: min(100% - 20px, 1220px);
    margin-top: 12px;
  }

  .detail-hero,
  .card {
    padding: 18px;
  }

  .engineering-contracts {
    grid-template-columns: 1fr;
  }

  .diagram-viewport {
    height: 70vh;
    min-height: 520px;
    padding: 10px;
  }

  .stat-row,
  .theory-map,
  .iso-map,
  .case-grid,
  .next-links,
  .state-grid,
  .proof-chain {
    grid-template-columns: 1fr;
  }

  .data-bar {
    grid-template-columns: 1fr 28px;
  }

  .data-bar .track {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media print {
  @page {
    size: A3 landscape;
    margin: 7mm;
  }

  body {
    background: white;
  }

  .topbar,
  .screen-only {
    display: none !important;
  }

  .page {
    width: auto;
    margin: 0;
  }

  .a3-scroll {
    overflow: visible;
    padding: 0;
  }

  .a3-sheet {
    width: 406mm;
    min-width: 0;
    height: 283mm;
    padding: 7mm;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .a3-sheet h1 {
    font-size: 21pt;
  }

  .hide-screen {
    display: block;
  }

  .mermaid-page {
    width: auto;
  }

  .mermaid-hero,
  .engineering-contracts,
  .mermaid-bridges,
  .diagram-legend {
    display: none !important;
  }

  .diagram-shell {
    overflow: visible;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .diagram-viewport {
    height: auto;
    min-height: 0;
    overflow: visible;
    padding: 0;
    background: white;
  }

  .mermaid-canvas svg {
    width: 100% !important;
    height: auto !important;
  }
}