:root {
  /* -- palette -- */
  --color-bg: #f5f1e8;
  --color-ink: #2a1b3d;
  --color-purple: #3d2060;
  --color-mauve: #c9a5a2;
  --color-mauve-dark: #a9807d;
  --color-rule: #d9d2c2;
  --color-panel: #faf7f0;

  /* decade sequence */
  --decade-1: #d9d5e8;
  --decade-2: #b7c2de;
  --decade-3: #8ea8c9;
  --decade-4: #5c84a8;
  --decade-5: #3d7a78;
  --decade-6: #1f4a42;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background-color: var(--color-bg);
  background-image: url("assets/text-pattern.png");
  background-repeat: repeat;
  color: var(--color-ink);
  font-family: var(--font-body);
}

.app-header {
  padding: 28px 32px 18px;
  border-bottom: 1px solid var(--color-rule);
}

.app-header h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 44px);
  color: var(--color-purple);
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

.app-header .subhead {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 16px;
  max-width: 62ch;
  margin: 0;
  color: var(--color-ink);
  opacity: 0.85;
}

.app-body {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: start;
}

.panel {
  background: var(--color-panel);
  position: relative;
  display: flex;
  flex-direction: column;
}

.map-panel {
  position: sticky;
  top: 0;
  height: calc(100vh - var(--header-h, 118px));
  min-height: 500px;
  overflow: hidden;
}

/* ---------- map! ---------- */

#viewDiv {
  flex: 1;
  width: 100%;
}

.legend {
  position: absolute;
  bottom: 18px;
  left: 18px;
  background: rgba(250, 247, 240, 0.94);
  border: 1px solid var(--color-rule);
  border-radius: 3px;
  padding: 12px 16px;
  z-index: 10;
  box-shadow: 0 2px 10px rgba(42, 27, 61, 0.12);
}

.legend h2 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 8px;
  color: var(--color-purple);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  line-height: 1.9;
}

.swatch {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

/* ---------- inset for Ursula ---------- */

.hainish-box {
  position: absolute;
  bottom: 18px;
  right: 18px;
  max-width: 105px;
  background: rgba(250, 247, 240, 0.94);
  border: 1px solid var(--color-rule);
  border-radius: 3px;
  padding: 7px 8px;
  z-index: 10;
  box-shadow: 0 2px 10px rgba(42, 27, 61, 0.12);
  transition: box-shadow 0.2s ease;
}

.hainish-box h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 9px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-purple);
  margin: 0 0 5px;
}

.hainish-entry {
  display: flex;
  align-items: flex-start;
  gap: 5px;
  font-size: 9px;
  line-height: 1.3;
  cursor: pointer;
}

.hainish-entry .swatch {
  width: 8px;
  height: 8px;
  margin-top: 2px;
}

.hainish-entry:hover {
  text-decoration: underline;
}

.hainish-box.pulse {
  box-shadow: 0 0 0 3px var(--color-purple);
}

.swatch[data-decade="1600s-1700s"] { background: var(--decade-1); }
.swatch[data-decade="1800-1849"]   { background: var(--decade-2); }
.swatch[data-decade="1850-1899"]   { background: var(--decade-3); }
.swatch[data-decade="1900-1949"]   { background: var(--decade-4); }
.swatch[data-decade="1950-1999"]   { background: var(--decade-5); }
.swatch[data-decade="2000s"]       { background: var(--decade-6); }

/* ---------- timeline ---------- */

.timeline-panel {
  border-left: 1px solid var(--color-rule);
  min-height: 100%;
}

.timeline-header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--color-rule);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--color-panel);
}

.timeline-header h2 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-purple);
  margin: 0 0 10px;
}

#timelineDiv {
  width: 100%;
}

.timeline-scrollbar {
  position: relative;
  height: 16px;
  flex-shrink: 0;
  background: var(--color-rule);
  border-top: 1px solid var(--color-mauve-dark);
  cursor: pointer;
}

.timeline-scrollbar-thumb {
  position: absolute;
  top: 3px;
  height: 10px;
  min-width: 24px;
  background: var(--color-mauve-dark);
  border-radius: 5px;
  cursor: grab;
}

.timeline-scrollbar-thumb:hover {
  background: var(--color-purple);
}

.timeline-scrollbar-thumb:active {
  cursor: grabbing;
  background: var(--color-purple);
}

/* vis-timeline overrides so it reads like the original's manuscript-ledger rows */

.vis-timeline {
  border: none;
  font-family: var(--font-body);
  background: var(--color-panel);
}

.vis-labelset .vis-label {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 12.5px;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-rule);
  display: flex;
  align-items: center;
  padding-left: 10px;
  padding-right: 6px;
}

.vis-labelset .vis-label .vis-inner {
  max-width: 128px;
  width: 128px;
  overflow: hidden;
  line-height: 1.25;
}

.novel-label {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 600;
  font-style: italic;
}

.novel-label .by-author {
  font-weight: 400;
  font-style: normal;
  font-size: 11px;
  opacity: 0.7;
}

.vis-panel.vis-center,
.vis-panel.vis-left,
.vis-panel.vis-bottom {
  border-color: var(--color-rule);
}

.vis-time-axis .vis-grid.vis-minor { border-color: var(--color-rule); }
.vis-time-axis .vis-grid.vis-major { border-color: var(--color-mauve-dark); }

.vis-item,
.vis-item.vis-range,
.vis-item.vis-box,
.vis-item.vis-point,
.vis-item.vis-background {
  border: none !important;
  border-radius: 2px;
}

.vis-item.vis-selected {
  z-index: 5;
}

.dimmed { opacity: 0.25; }
.vis-labelset .dimmed { opacity: 0.3; }

.vis-item .vis-item-content {
  font-size: 11px;
  color: var(--color-bg);
  padding: 2px 6px;
}

/* ---------- popup ---------- */

.esri-popup__main-container {
  font-family: var(--font-body);
}

.novel-popup .title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
  font-size: 16px;
  color: var(--color-purple);
  display: block;
  margin-bottom: 2px;
}

.novel-popup .author {
  font-size: 13px;
  opacity: 0.8;
  display: block;
  margin-bottom: 8px;
}

.novel-popup dl {
  margin: 0;
  font-size: 13px;
}

.novel-popup dt {
  font-weight: 600;
  opacity: 0.7;
}

.novel-popup dd {
  margin: 0 0 6px;
}

/* ---------- footer ---------- */

.app-footer {
  padding: 10px 32px;
  font-size: 12px;
  opacity: 0.65;
  border-top: 1px solid var(--color-rule);
}

.app-footer p { margin: 0; }

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .app-body {
    grid-template-columns: 1fr;
  }
  .map-panel {
    height: 55vh;
    min-height: 320px;
  }
  .timeline-panel { border-left: none; border-top: 1px solid var(--color-rule); }

  .legend {
    bottom: 10px;
    left: 10px;
    padding: 6px 8px;
    max-width: 118px;
  }
  .legend h2 {
    font-size: 9px;
    margin: 0 0 4px;
  }
  .legend-item {
    font-size: 9px;
    line-height: 1.5;
    gap: 5px;
  }
  .legend .swatch {
    width: 8px;
    height: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}