:root {
  --board-black: #101112;
  --board-paper: #f5f1e8;
  --board-red: #d20d2f;
  --board-yellow: #ffd44f;
  --board-blue: #59a9f8;
  --board-ink: #17191d;
  --board-muted: #6a7079;
}

.home-evidence {
  -webkit-font-smoothing: antialiased;
  max-width: none;
  padding: 0 0 5rem;
}

.atlas-hero,
.investigation,
.atlas-recent {
  margin-inline: auto;
  max-width: 1320px;
  width: calc(100% - 2rem);
}

.atlas-hero {
  align-items: end;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1fr) auto;
  padding-block: clamp(1.5rem, 3vw, 2.75rem) clamp(1.25rem, 2vw, 1.75rem);
}

.atlas-kicker,
.atlas-eyebrow,
.atlas-claim,
.board-piece__meta,
.board-source__type,
.atlas-case__type {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0;
  text-transform: uppercase;
}

.atlas-kicker,
.atlas-eyebrow {
  color: #9f0d28;
}

.atlas-hero h1 {
  color: #111318;
  font-size: clamp(2.6rem, 5.2vw, 4.9rem);
  letter-spacing: -0.07em;
  line-height: 0.9;
  margin: 0.45rem 0 1rem;
  max-width: 950px;
  text-wrap: balance;
}

.atlas-intro {
  color: #444b55;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.55;
  margin: 0;
  max-width: 760px;
  text-wrap: pretty;
}

.atlas-claim {
  border-left: 4px solid var(--board-red);
  color: #111318;
  max-width: 180px;
  padding: 0.4rem 0 0.4rem 0.9rem;
}

.investigation__heading {
  align-items: end;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.investigation__heading h2 {
  color: #111318;
  font-size: clamp(1.65rem, 3vw, 2.5rem);
  letter-spacing: -0.04em;
  margin: 0.2rem 0 0;
  text-wrap: balance;
}

.investigation__heading > p {
  color: #5b626c;
  margin: 0;
  text-align: right;
}

.board-shell {
  background: var(--board-black);
  box-shadow: 0 28px 70px rgb(0 0 0 / 0.2), inset 0 0 0 1px rgb(255 255 255 / 0.08);
  color: white;
  overflow: hidden;
}

.board-toolbar {
  align-items: center;
  border-bottom: 1px solid rgb(255 255 255 / 0.14);
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(260px, 1fr) auto auto;
  min-height: 72px;
  padding: 0.75rem 1rem;
}

.board-search {
  display: flex;
  max-width: 520px;
  position: relative;
}

.board-search input {
  background: #202225;
  border: 1px solid #4b4f55;
  border-radius: 3px;
  color: white;
  font: inherit;
  min-height: 46px;
  padding: 0.7rem 5rem 0.7rem 0.9rem;
  width: 100%;
}

.board-search input::placeholder {
  color: #b7bbc1;
}

.board-search button {
  background: transparent;
  border: 0;
  color: #f2b8c3;
  font: inherit;
  font-size: 0.78rem;
  min-height: 44px;
  position: absolute;
  right: 0.4rem;
}

.board-status {
  font-variant-numeric: tabular-nums;
  margin: 0;
  min-width: 110px;
  text-align: right;
}

.board-legend {
  display: flex;
  flex-wrap: wrap;
  font-size: 0.72rem;
  gap: 0.65rem;
}

.board-legend span::before {
  background: currentColor;
  border-radius: 50%;
  content: "";
  display: inline-block;
  height: 8px;
  margin-right: 0.3rem;
  width: 8px;
}

.board-legend__case { color: var(--board-red); }
.board-legend__person { color: var(--board-yellow); }
.board-legend__organization { color: var(--board-blue); }
.board-legend__source { color: #f4f0e7; }

.board-workspace {
  display: block;
  min-height: min(76vh, 790px);
  position: relative;
}

.evidence-board {
  background-color: #e9e8e3;
  background-image: radial-gradient(rgb(17 19 24 / 0.14) 0.7px, transparent 0.7px);
  background-size: 18px 18px;
  cursor: grab;
  min-height: min(76vh, 790px);
  overflow: hidden;
  position: relative;
  touch-action: none;
}

.evidence-board.is-dragging {
  cursor: grabbing;
}

.evidence-board:focus-visible,
.board-piece:focus-visible,
.board-source:focus-visible,
.board-controls button:focus-visible,
.evidence-panel button:focus-visible,
.evidence-panel a:focus-visible {
  outline: 3px solid var(--board-yellow);
  outline-offset: 3px;
}

.board-stage {
  height: 1050px;
  left: 0;
  position: absolute;
  top: 0;
  transform-origin: 0 0;
  width: 1800px;
  will-change: transform;
}

.board-threads,
.board-pieces {
  height: 100%;
  inset: 0;
  overflow: visible;
  position: absolute;
  width: 100%;
}

.board-thread {
  cursor: pointer;
  pointer-events: stroke;
  stroke: #25272b;
  stroke-linecap: round;
  stroke-width: 2.5;
  transition: opacity 130ms ease-out, stroke-width 130ms ease-out;
}

.board-thread--analytical {
  stroke-dasharray: 12 10;
}

.board-thread:hover,
.board-thread.is-related,
.board-thread.is-active {
  filter: drop-shadow(0 0 3px rgb(210 13 47 / 0.35));
  stroke: var(--board-red);
  stroke-width: 6;
}

.board-piece,
.board-source {
  position: absolute;
  transform: translate(-50%, -50%);
  transition: opacity 130ms ease-out, filter 130ms ease-out, scale 130ms ease-out;
}

.board-piece {
  color: var(--board-ink);
  cursor: pointer;
  margin: 0;
  text-align: left;
}

.board-piece--case {
  background: var(--board-paper);
  border-top: 8px solid #17191d;
  box-shadow: 0 10px 22px rgb(0 0 0 / 0.2);
  min-height: 155px;
  padding: 1.25rem;
  rotate: -1deg;
  width: 285px;
}

.board-piece--case:nth-of-type(even) {
  rotate: 1.4deg;
}

.board-piece__pin {
  background: var(--board-red);
  border: 3px solid #ff6680;
  border-radius: 50%;
  box-shadow: 0 2px 4px rgb(0 0 0 / 0.45);
  height: 14px;
  left: 50%;
  position: absolute;
  top: -7px;
  translate: -50%;
  width: 14px;
}

.board-piece__meta {
  color: #9d0b25;
}

.board-piece__title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.65rem;
  line-height: 1.05;
  margin: 0.45rem 0 0.55rem;
  text-wrap: balance;
}

.board-piece__summary {
  color: #4c5056;
  display: -webkit-box;
  font-size: 0.82rem;
  line-height: 1.4;
  margin: 0;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.board-piece--person,
.board-piece--organization {
  align-items: center;
  color: var(--board-ink);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: center;
  width: 180px;
}

.board-piece__portrait {
  align-items: center;
  background: #e7e2d7;
  border: 5px solid var(--board-red);
  border-radius: 50%;
  box-shadow: 0 7px 16px rgb(0 0 0 / 0.2);
  color: #25272b;
  display: flex;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.7rem;
  font-weight: 700;
  height: 82px;
  justify-content: center;
  outline: 1px solid oklch(1 0 0 / 0.1);
  width: 82px;
}

.board-piece__portrait--image {
  border: 5px solid var(--board-red);
  border-radius: 8px;
  height: 110px;
  object-fit: contain;
  padding: 0;
  width: 88px;
}

.board-piece--organization .board-piece__portrait {
  background: #d9ecff;
  border-color: #296ca8;
  border-radius: 4px;
  color: #123b63;
}

.board-piece--organization .board-piece__portrait--image {
  border-color: #296ca8;
  border-radius: 4px;
}

.board-piece__label {
  background: white;
  border: 1px solid #c5c2ba;
  box-shadow: 0 3px 9px rgb(0 0 0 / 0.15);
  color: #17191d;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  font-weight: 700;
  box-sizing: border-box;
  max-width: 100%;
  overflow-wrap: anywhere;
  padding: 0.3rem 0.55rem;
  white-space: normal;
  width: 100%;
}

.board-piece--person .board-piece__meta,
.board-piece--organization .board-piece__meta {
  color: #555b64;
}

.board-piece--hub .board-piece__portrait {
  height: 108px;
  width: 108px;
}

.board-piece--hub .board-piece__portrait--image {
  height: 135px;
  width: 108px;
}

.board-source {
  background: #fffdf8;
  border: 1px solid #bab6ad;
  box-shadow: 0 6px 14px rgb(0 0 0 / 0.18);
  color: #202328;
  cursor: pointer;
  display: grid;
  gap: 0.25rem;
  max-width: 240px;
  min-height: 74px;
  padding: 0.75rem;
  rotate: 1.5deg;
  text-align: left;
  width: 220px;
}

.board-source__type {
  color: #9d0b25;
  font-size: 0.58rem;
}

.board-source__title {
  display: -webkit-box;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.9rem;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.board-source__count {
  color: #6d727a;
  font-variant-numeric: tabular-nums;
}

.is-dimmed {
  filter: grayscale(1);
  opacity: 0.14;
}

.is-active,
.is-related {
  opacity: 1;
  scale: 1.04;
  z-index: 5;
}

.board-controls {
  bottom: 1rem;
  display: flex;
  gap: 0.4rem;
  left: 1rem;
  position: absolute;
  z-index: 10;
}

.board-controls button,
.evidence-panel__close,
.evidence-panel__relation {
  background: #f7f5ef;
  border: 1px solid #c9c6bd;
  border-radius: 3px;
  color: #202328;
  cursor: pointer;
  font: inherit;
  min-height: 44px;
  padding: 0.55rem 0.8rem;
  transition: background-color 130ms ease-out, color 130ms ease-out, scale 130ms ease-out;
}

.board-controls button:active,
.evidence-panel__close:active,
.evidence-panel__relation:active {
  scale: 0.96;
}

.board-controls button:first-child,
.board-controls button:nth-child(2) {
  font-size: 1.3rem;
  width: 44px;
}

.board-hint {
  background: rgb(255 255 255 / 0.88);
  bottom: 1rem;
  color: #343940;
  font-size: 0.72rem;
  margin: 0;
  padding: 0.45rem 0.65rem;
  position: absolute;
  right: 1rem;
}

.board-empty {
  color: #17191d;
  left: 50%;
  position: absolute;
  top: 50%;
  translate: -50% -50%;
}

.evidence-panel {
  background: #f4f1e9;
  border: 1px solid #cbc7bd;
  box-shadow: 0 18px 46px rgb(0 0 0 / 0.38);
  color: #202328;
  max-height: calc(100% - 2rem);
  min-width: 0;
  opacity: 0;
  overflow-y: auto;
  padding: 1.4rem;
  pointer-events: none;
  position: absolute;
  right: 1rem;
  top: 1rem;
  transform: translateX(calc(100% + 2rem));
  transition: opacity 150ms ease-out, transform 150ms ease-out;
  width: 360px;
  z-index: 12;
}

.evidence-panel.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.evidence-panel h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.6rem;
  line-height: 1.05;
  margin: 0.45rem 0 0.9rem;
  text-wrap: balance;
}

.evidence-panel p {
  line-height: 1.55;
  text-wrap: pretty;
}

.evidence-panel__summary {
  color: #4f555e;
}

.evidence-panel__credit {
  color: #555b64;
  font-size: 0.78rem;
  line-height: 1.4;
}

.evidence-panel__count,
.evidence-panel__date,
.evidence-panel__relation-label {
  font-size: 0.8rem;
  font-weight: 700;
}

.evidence-panel__relation,
.evidence-panel__source,
.evidence-panel__link {
  display: block;
  margin-top: 0.55rem;
  width: 100%;
}

.evidence-panel__relation {
  text-align: left;
}

.evidence-panel__source,
.evidence-panel__link {
  color: #9d0b25;
  font-weight: 700;
  overflow-wrap: anywhere;
  padding-block: 0.4rem;
}

.evidence-panel__close {
  margin-top: 1rem;
}

.atlas-method-note {
  align-items: center;
  background: #f1f2f4;
  display: grid;
  gap: 0.5rem 1.5rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  margin-top: 1rem;
  padding: 1rem 1.2rem;
}

.atlas-method-note p {
  color: #545b64;
  margin: 0;
}

.atlas-method-note a,
.atlas-links a,
.atlas-case__action {
  color: #9d0b25;
  font-weight: 750;
}

.atlas-recent {
  margin-top: 4.5rem;
}

.atlas-links {
  display: flex;
  gap: 1rem;
}

.atlas-case-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.atlas-case {
  border-top: 4px solid var(--board-red);
  box-shadow: 0 8px 24px rgb(10 13 18 / 0.08);
  padding: 1.1rem;
}

.atlas-case h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.25rem;
  margin: 0.5rem 0;
  text-wrap: balance;
}

.atlas-case > p:not(.atlas-case__type) {
  color: #5a6069;
  line-height: 1.5;
  text-wrap: pretty;
}

.sr-only {
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

@media (max-width: 900px) {
  .atlas-hero { grid-template-columns: 1fr; }
  .atlas-claim { max-width: none; }
  .board-toolbar { grid-template-columns: 1fr auto; }
  .board-legend { display: none; }
  .evidence-board { min-height: 72vh; }
  .evidence-panel { bottom: 1rem; left: 1rem; max-height: 55%; right: 1rem; top: auto; transform: translateY(calc(100% + 2rem)); width: auto; }
  .evidence-panel.is-open { transform: translateY(0); }
  .atlas-method-note { align-items: start; grid-template-columns: 1fr; }
  .atlas-case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .atlas-hero,
  .investigation,
  .atlas-recent { width: calc(100% - 1rem); }
  .atlas-hero { padding-block: 1.7rem; }
  .atlas-hero h1 { font-size: clamp(2.55rem, 14vw, 4rem); }
  .investigation__heading { align-items: start; flex-direction: column; }
  .investigation__heading > p { text-align: left; }
  .board-toolbar { gap: 0.5rem; grid-template-columns: 1fr; }
  .board-status { min-width: 0; text-align: left; }
  .evidence-board {
    cursor: auto;
    min-height: 0;
    overflow: visible;
    touch-action: pan-y;
  }
  .board-stage {
    height: auto !important;
    position: static;
    transform: none !important;
    width: auto !important;
  }
  .board-threads,
  .board-controls,
  .board-hint { display: none; }
  .board-pieces {
    display: grid;
    gap: 0.75rem;
    padding: 0.75rem;
    position: static;
  }
  .board-piece,
  .board-source {
    left: auto !important;
    position: relative;
    rotate: none;
    top: auto !important;
    transform: none;
  }
  .board-piece--case,
  .board-source {
    box-sizing: border-box;
    max-width: none;
    width: 100%;
  }
  .board-piece--case {
    min-height: 0;
    padding: 1rem;
  }
  .board-piece--person,
  .board-piece--organization {
    align-items: center;
    background: #fffdf8;
    border-left: 4px solid var(--board-yellow);
    box-sizing: border-box;
    display: grid;
    gap: 0.25rem 0.75rem;
    grid-template-columns: 58px minmax(0, 1fr);
    padding: 0.7rem;
    text-align: left;
    width: 100%;
  }
  .board-piece--organization { border-left-color: var(--board-blue); }
  .board-piece__portrait,
  .board-piece--hub .board-piece__portrait {
    grid-row: 1 / 3;
    height: 52px;
    width: 52px;
  }
  .board-piece__portrait--image,
  .board-piece--hub .board-piece__portrait--image {
    height: 65px;
    width: 52px;
  }
  .board-piece__label {
    box-shadow: none;
    padding: 0;
  }
  .board-piece__summary,
  .board-source__title {
    display: block;
    overflow: visible;
    -webkit-line-clamp: unset;
  }
  .evidence-panel { max-height: none; }
  .atlas-case-grid { grid-template-columns: 1fr; }
  .atlas-links { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .board-stage { will-change: auto; }
  .board-thread,
  .board-piece,
  .board-source,
  .board-controls button { transition-duration: 0.01ms; }
}