/* Shared editorial shell and the dependency-free browser simulator. */
:root {
  --paper: #f4f0e5;
  --paper-deep: #e8dfca;
  --ink: #17333b;
  --ink-soft: #466069;
  --rule: #aab3a8;
  --sea: #1f6766;
  --sea-pale: #cddfda;
  --stop: #a5432f;
  --stop-pale: #edd4c8;
  --revive: #6d527d;
  --amber: #a77a2a;
  --white: #fffdf6;
}

.site-home {
  margin: 0;
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(42, 83, 84, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 83, 84, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  font: 15px/1.55 "Avenir Next", Avenir, "Segoe UI", sans-serif;
}

.site-home * {
  box-sizing: border-box;
}

.site-home a {
  color: inherit;
}

.site-home .skip {
  position: absolute;
  left: 1rem;
  top: -5rem;
  padding: 0.7rem 1rem;
  z-index: 20;
  color: white;
  background: var(--ink);
}

.site-home .skip:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--ink);
  background: rgba(244, 240, 229, 0.95);
  backdrop-filter: blur(12px);
}

.site-header-inner {
  max-width: 1440px;
  margin: auto;
  padding: 15px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.site-brand {
  font: 700 23px/1 Georgia, serif;
  letter-spacing: 0.2em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav a {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav .nav-cta,
.button {
  padding: 10px 14px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--white);
}

.site-home main {
  max-width: 1440px;
  margin: auto;
  padding: 0 30px 72px;
}

.home-hero {
  min-height: 76vh;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(330px, 0.6fr);
  gap: 48px;
  align-items: center;
  padding: 70px 0 54px;
  border-bottom: 3px double var(--ink);
}

.home-kicker,
.home-section-kicker {
  margin: 0 0 14px;
  color: var(--stop);
  font: 800 10px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.home-hero h1 {
  max-width: 890px;
  margin: 0;
  font: 500 clamp(60px, 8.7vw, 132px) / 0.82 Georgia, serif;
  letter-spacing: -0.065em;
}

.home-deck {
  max-width: 730px;
  margin: 30px 0 22px;
  color: #2e4a51;
  font: 21px/1.45 Georgia, serif;
}

.home-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

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

.strategy-chart {
  position: relative;
  min-height: 470px;
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--ink);
  background: rgba(255, 253, 246, 0.68);
  box-shadow: 0 20px 48px rgba(35, 50, 48, 0.11);
}

.strategy-chart::before,
.strategy-chart::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.strategy-chart::before {
  inset: 66px 24px 28px;
  background:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 25% 25%;
  opacity: 0.45;
}

.strategy-chart::after {
  right: 24px;
  top: 22px;
  width: 47px;
  height: 47px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 48%, var(--ink) 49%, var(--ink) 51%, transparent 52%),
    linear-gradient(transparent 48%, var(--ink) 49%, var(--ink) 51%, transparent 52%);
}

.chart-caption {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 42px;
  font: 800 9px ui-monospace, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.chart-route {
  position: relative;
  z-index: 1;
  height: 65px;
  display: grid;
  grid-template-columns: 46px 1fr 72px;
  gap: 8px;
  align-items: center;
}

.chart-route > span:first-child {
  font: 800 10px ui-monospace, monospace;
}

.chart-route i {
  position: relative;
  display: block;
  height: 1px;
  background: var(--ink);
}

.chart-route i::before,
.chart-route i::after {
  content: "";
  position: absolute;
  top: -5px;
  width: 11px;
  height: 11px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--paper);
}

.chart-route i::before {
  left: 0;
}

.chart-route i::after {
  right: 0;
  background: var(--sea);
}

.chart-route.stop i {
  width: 48%;
}

.chart-route.stop i::after {
  background: var(--stop);
}

.chart-route b {
  font: 800 9px ui-monospace, monospace;
  text-align: right;
  text-transform: uppercase;
}

.home-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--ink);
}

.home-metrics div {
  padding: 20px;
  border-right: 1px solid var(--rule);
}

.home-metrics div:last-child {
  border-right: 0;
}

.home-metrics strong {
  display: block;
  font: 500 38px/1 Georgia, serif;
}

.home-metrics span {
  color: var(--ink-soft);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.home-section {
  padding: 82px 0;
  border-bottom: 3px double var(--ink);
}

.home-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.55fr);
  gap: 44px;
  align-items: end;
  margin-bottom: 38px;
}

.home-section h2 {
  max-width: 860px;
  margin: 0;
  font: 500 clamp(42px, 6vw, 82px) / 0.94 Georgia, serif;
  letter-spacing: -0.05em;
}

.home-section-head > p {
  margin: 0;
  padding-left: 24px;
  border-left: 1px solid var(--rule);
  color: var(--ink-soft);
}

.problem-grid,
.proof-grid,
.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid var(--ink);
  background: var(--ink);
}

.problem-grid article,
.proof-grid article,
.principles-grid article {
  min-height: 240px;
  padding: 28px;
  background: rgba(255, 253, 246, 0.96);
}

.problem-grid span,
.proof-grid span,
.principles-grid span {
  color: var(--stop);
  font: 800 10px ui-monospace, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.problem-grid h3,
.proof-grid h3,
.principles-grid h3 {
  margin: 40px 0 14px;
  font: 500 29px/1.08 Georgia, serif;
}

.problem-grid p,
.proof-grid p,
.principles-grid p {
  color: var(--ink-soft);
}

.proof-grid strong {
  display: block;
  margin-top: 35px;
  font: 500 62px/1 Georgia, serif;
}

.proof-note {
  margin: 18px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.home-flow {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 42px;
}

.home-flow-chart {
  padding: 30px;
  border: 1px solid var(--ink);
  background: rgba(255, 253, 246, 0.7);
}

.home-flow-chart h3 {
  margin: 0 0 30px;
  font: 500 32px Georgia, serif;
}

.home-flow-row {
  display: grid;
  grid-template-columns: 110px 1fr 42px;
  gap: 12px;
  align-items: center;
  margin: 16px 0;
}

.home-flow-row span {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.home-flow-row i {
  height: 17px;
  background: var(--paper-deep);
}

.home-flow-row i::after {
  content: "";
  display: block;
  width: var(--share);
  height: 100%;
  background: var(--sea);
}

.home-flow-row.stop i::after {
  background: var(--stop);
}

.home-flow-copy {
  align-self: center;
}

.home-flow-copy blockquote {
  margin: 0 0 24px;
  font: 500 clamp(30px, 4vw, 55px) / 1.05 Georgia, serif;
}

.architecture {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  align-items: stretch;
}

.architecture article {
  position: relative;
  min-height: 180px;
  padding: 22px;
  border: 1px solid var(--ink);
  background: rgba(255, 253, 246, 0.75);
}

.architecture article:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -17px;
  top: 50%;
  z-index: 1;
  padding: 1px 4px;
  background: var(--paper);
}

.architecture b {
  display: block;
  margin-bottom: 42px;
  color: var(--stop);
  font: 800 10px ui-monospace, monospace;
}

.architecture h3 {
  font: 500 22px Georgia, serif;
}

.architecture p {
  color: var(--ink-soft);
  font-size: 12px;
}

.home-cta {
  padding: 78px 0 20px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
}

.home-cta h2 {
  max-width: 900px;
  margin: 0;
  font: 500 clamp(43px, 6vw, 84px) / 0.95 Georgia, serif;
  letter-spacing: -0.045em;
}

.site-footer {
  max-width: 1440px;
  margin: auto;
  padding: 22px 30px 38px;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  border-top: 1px solid var(--ink);
  color: var(--ink-soft);
  font-size: 11px;
}

/* Interactive demo additions; the generated report owns its core chart style. */
.simulator {
  margin: 12px 0 56px;
  padding: 34px;
  border: 1px solid var(--ink);
  background: rgba(255, 253, 246, 0.82);
  box-shadow: 0 20px 48px rgba(35, 50, 48, 0.1);
}

.simulator-heading {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 0.55fr);
  gap: 34px;
  align-items: end;
  padding-bottom: 22px;
  border-bottom: 3px double var(--ink);
}

.simulator-heading h2 {
  margin: 0;
  font: 500 clamp(34px, 5vw, 68px) / 0.95 Georgia, serif;
  letter-spacing: -0.04em;
}

.simulator-heading > p {
  margin: 0;
  color: var(--ink-soft);
}

.simulator-grid {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr) 310px;
  gap: 22px;
  padding: 24px 0;
}

.sim-controls,
.sim-panel,
.evidence-drawer {
  border: 1px solid var(--ink);
  background: var(--paper);
}

.sim-controls {
  align-self: start;
  padding: 18px;
  display: grid;
  gap: 9px;
}

.sim-controls label {
  margin-top: 5px;
  font: 800 9px ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sim-controls select,
.sim-controls input,
.sim-controls button {
  width: 100%;
  min-height: 40px;
  font: inherit;
}

.sim-controls select {
  padding: 8px;
  border: 1px solid var(--rule-dark, #6e7f7d);
  color: var(--ink);
  background: var(--white);
}

.sim-controls output {
  float: right;
  color: var(--sea);
}

.control-group {
  display: grid;
  gap: 7px;
  margin-top: 7px;
}

.control-group.secondary {
  grid-template-columns: 1fr 1fr;
}

.sim-controls button {
  cursor: pointer;
  padding: 8px 10px;
  border: 1px solid var(--ink);
  color: var(--white);
  background: var(--ink);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.sim-controls button:hover:not(:disabled) {
  color: var(--ink);
  background: var(--white);
}

.sim-controls button:focus-visible,
.lane-select:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}

.sim-controls button:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

.sim-status {
  min-height: 54px;
  margin: 6px 0 0;
  padding-top: 12px;
  border-top: 1px dotted var(--rule);
  color: var(--ink-soft);
  font-size: 11px;
}

.sim-workspace {
  display: grid;
  gap: 16px;
}

.sim-panel {
  padding: 17px;
}

.sim-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}

.sim-panel-head h3,
.evidence-drawer h3,
.sim-lineage h3 {
  margin: 0;
  font: 500 22px Georgia, serif;
}

.sim-panel-head span {
  font: 800 9px ui-monospace, monospace;
  text-transform: uppercase;
}

.trajectory-graph {
  display: grid;
  gap: 9px;
}

.trajectory-lane {
  display: grid;
  grid-template-columns: 135px minmax(150px, 1fr) 96px;
  gap: 10px;
  align-items: center;
}

.lane-select {
  padding: 0;
  border: 0;
  color: var(--ink);
  background: none;
  text-align: left;
  cursor: pointer;
}

.lane-select span,
.lane-select strong {
  display: block;
}

.lane-select span {
  color: var(--stop);
  font: 800 9px ui-monospace, monospace;
}

.lane-select strong {
  overflow: hidden;
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lane-water {
  position: relative;
  height: 15px;
  border-top: 1px dashed var(--rule);
  border-bottom: 1px dashed var(--rule);
  background: var(--paper-deep);
}

.lane-wake {
  position: absolute;
  left: 0;
  top: 5px;
  height: 3px;
  width: var(--progress);
  background: var(--sea);
  transition: width 220ms ease;
}

.lane-wake::after {
  content: "";
  position: absolute;
  right: -5px;
  top: -4px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--white);
}

.trajectory-lane[data-state="KILLED"] .lane-wake {
  background: var(--stop);
}

.trajectory-lane[data-state="REVIVED"] .lane-wake {
  background: var(--revive);
}

.trajectory-lane[data-state="UNDETERMINED"] .lane-wake,
.trajectory-lane[data-state="PENDING_KILL"] .lane-wake {
  background: var(--amber);
}

.lane-state {
  font: 800 8px ui-monospace, monospace;
  text-align: right;
  text-transform: uppercase;
}

.allocation-graph {
  display: grid;
  gap: 8px;
}

.allocation-row {
  display: grid;
  grid-template-columns: 45px 1fr 50px;
  gap: 8px;
  align-items: center;
  font: 800 9px ui-monospace, monospace;
}

.allocation-track {
  height: 12px;
  display: flex;
  background: var(--paper-deep);
}

.allocation-spent {
  height: 100%;
  background: var(--sea);
}

.allocation-earmark {
  height: 100%;
  background: repeating-linear-gradient(
    135deg,
    var(--amber),
    var(--amber) 3px,
    var(--paper) 3px,
    var(--paper) 6px
  );
}

.allocation-row.killed .allocation-spent {
  background: var(--stop);
}

.allocation-row.reserve .allocation-spent {
  background: var(--reserve, #c9b98f);
}

.evidence-drawer {
  align-self: stretch;
  padding: 20px;
}

.evidence-drawer > p:not(.section-kicker) {
  color: var(--ink-soft);
  font-family: Georgia, serif;
}

.evidence-drawer > code {
  display: block;
  padding: 9px;
  overflow-wrap: anywhere;
  background: var(--paper-deep);
}

#evidence-body {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  font-size: 12px;
}

.evidence-scores {
  width: 100%;
  margin: 10px 0;
}

.evidence-scores td {
  padding: 5px 0;
  border-top: 1px dotted var(--rule);
}

.evidence-scores td:last-child {
  font-family: ui-monospace, monospace;
  text-align: right;
}

.sim-lineage {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 25px;
  padding-top: 22px;
  border-top: 3px double var(--ink);
}

.sim-lineage ol {
  max-height: 240px;
  margin: 0;
  padding: 0;
  overflow: auto;
  list-style: none;
}

.sim-lineage li {
  display: grid;
  grid-template-columns: 32px 1fr 1fr;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px dotted var(--rule);
  font-size: 10px;
}

.sim-lineage li span {
  font-family: ui-monospace, monospace;
  color: var(--ink-soft);
}

.sim-lineage li em {
  color: var(--ink-soft);
  font-style: normal;
}

.noscript {
  padding: 12px;
  border: 1px solid var(--stop);
  color: var(--stop);
}

.live-bridge {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(360px, 1.2fr);
  gap: 24px;
  margin: 22px 0;
  padding: 18px;
  border: 1px solid var(--ink);
  background: color-mix(in srgb, var(--paper-deep) 72%, transparent);
}

.live-bridge h3,
.live-bridge p {
  margin: 0 0 8px;
}

.live-bridge-form {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(140px, 0.75fr) auto;
  gap: 7px 10px;
  align-items: end;
}

.live-bridge-form label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.live-bridge-form label span {
  color: var(--ink-soft);
  font-weight: 400;
}

.live-bridge-form input {
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--rule);
  background: var(--paper);
  color: var(--ink);
}

.live-bridge-form button {
  grid-row: 1 / span 2;
  grid-column: 3;
  align-self: end;
}

#live-service-status {
  grid-column: 1 / -1;
  min-height: 18px;
  color: var(--ink-soft);
  font-size: 11px;
}

.live-service-summary {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr) minmax(180px, 1.2fr);
  border-top: 1px solid var(--rule);
}

.live-service-summary[hidden] {
  display: none;
}

.live-service-summary > div,
.live-service-summary ul {
  margin: 14px 0 0;
  padding: 12px;
  border-right: 1px dotted var(--rule);
}

.live-service-summary span {
  display: block;
  color: var(--ink-soft);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.live-service-summary strong {
  font-family: ui-monospace, monospace;
}

.live-service-summary ul {
  border-right: 0;
  list-style: none;
}

.live-service-summary li {
  display: flex;
  justify-content: space-between;
}

@media (max-width: 1120px) {
  .site-nav a:not(.nav-cta) {
    display: none;
  }

  .home-hero,
  .home-flow,
  .simulator-grid,
  .live-bridge {
    grid-template-columns: 1fr;
  }

  .live-service-summary {
    grid-template-columns: repeat(2, 1fr);
  }

  .strategy-chart {
    max-width: 680px;
  }

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

  .architecture article::after {
    display: none;
  }

  .sim-controls {
    grid-template-columns: repeat(2, 1fr);
    align-items: end;
  }

  .sim-status {
    grid-column: 1 / -1;
  }
}

@media (max-width: 760px) {
  .site-header-inner,
  .site-home main,
  .site-footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .site-brand {
    font-size: 19px;
  }

  .home-hero {
    min-height: auto;
    padding-top: 48px;
  }

  .home-hero h1 {
    font-size: 62px;
  }

  .home-metrics,
  .problem-grid,
  .proof-grid,
  .principles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .home-metrics div:nth-child(even) {
    border-right: 0;
  }

  .problem-grid article:last-child,
  .proof-grid article:last-child,
  .principles-grid article:last-child {
    grid-column: 1 / -1;
  }

  .home-section {
    padding: 58px 0;
  }

  .home-section-head,
  .home-cta {
    grid-template-columns: 1fr;
  }

  .home-section-head > p {
    padding: 14px 0 0;
    border-top: 1px solid var(--rule);
    border-left: 0;
  }

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

  .site-footer {
    flex-direction: column;
  }

  .simulator {
    padding: 20px;
  }

  .simulator-heading,
  .sim-controls,
  .sim-lineage {
    grid-template-columns: 1fr;
  }

  .live-bridge-form,
  .live-service-summary {
    grid-template-columns: 1fr;
  }

  .live-bridge-form button,
  #live-service-status {
    grid-column: 1;
    grid-row: auto;
  }

  .control-group.secondary {
    grid-template-columns: 1fr;
  }

  .trajectory-lane {
    grid-template-columns: 94px minmax(90px, 1fr);
  }

  .lane-state {
    grid-column: 2;
    text-align: left;
  }
}

@media (max-width: 460px) {
  .home-hero h1 {
    font-size: 50px;
  }

  .home-metrics,
  .problem-grid,
  .proof-grid,
  .principles-grid {
    grid-template-columns: 1fr;
  }

  .problem-grid article:last-child,
  .proof-grid article:last-child,
  .principles-grid article:last-child {
    grid-column: auto;
  }

  .chart-route {
    grid-template-columns: 40px 1fr 58px;
  }
}

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