:root{
  --bg:#0b0f14;
  --ink:#e5e7eb;
  --ink-dim:#94a3b8;
  --accent:#38bdf8;
  --accent-2:#22c55e;
}

*{box-sizing:border-box}
html,body{margin:0; padding:0; height:100%; overflow-x:hidden; background:var(--bg); color:var(--ink); font-family:ui-sans-serif, Inter, Arial;}
section{height:100vh; display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden;}

/* HERO */
header.hero{position:relative; height:100vh; color:white; overflow:hidden; background:linear-gradient(180deg,#0b0f14,#111827);}
header.hero h1{position:relative; z-index:2; font-size:clamp(32px,5vw,64px); text-align:center; margin:0; top:40%; opacity:0; transform:translateY(60px); transition:all 2s ease;}
header.hero.show h1{opacity:1; transform:translateY(0);}
header.hero #hero-network{position:absolute; inset:0; z-index:1;}

.scroll-container{position:relative;}
.graphic{position:sticky; top:0; height:100vh; display:flex; align-items:center; justify-content:center; contain:layout paint size;}
.graphic .viz{width:70%; height:70%; will-change:transform; contain:layout paint size; transition:filter 0.5s ease;}
.graphic.blurred .viz{filter:blur(6px) brightness(0.6);}

.step{height:100vh; display:flex; align-items:center; justify-content:center;}

/* Progress bar */
.progress{position:fixed; left:0; top:0; height:4px; width:0; background:linear-gradient(90deg,var(--accent),var(--accent-2)); z-index:1000;}

/* === GLOBAL STATS (Hero Overview) === */
#global-stats {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 100px 20px 80px;
  background: #0b0f14;
  color: #e5e7eb;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

#global-stats .stats-title {
  font-family: "Merriweather", Georgia, serif;
  font-size: clamp(36px, 4.5vw, 72px);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 80px;
  letter-spacing: -1px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: auto;
  gap: 60px 80px;
  max-width: 1000px;
  margin: 0 auto;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat h2 {
  font-size: 14px;
  font-weight: 600;
  color: #9ca3af;
  text-transform: uppercase;
  margin-bottom: 8px;
  letter-spacing: 1.5px;
}

.stat p {
  font-family: "Merriweather", Georgia, serif;
  font-size: 52px;
  font-weight: 900;
  line-height: 1;
  color: #f8fafc;
}

.stat p::after {
  content: "";
  display: block;
  margin-top: 12px;
  width: 30px;
  height: 2px;
  background: #38bdf8;
}

/* === BAR CHART SECTION (Fullscreen, Overlay Legend) === */
#bar-scroll {
  background: #0b0f14;
  color: #e5e7eb;
  font-family: "Merriweather", Georgia, serif;
  position: relative;
}

#bar-scroll .graphic {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 40px;
}

#bar {
  flex: 1;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

#pkd-chart {
  flex: 1;
  width: 100%;
  height: 100%;
}

/* Buttons (only visible when graph step is active) */
.btn-container {
  display: none; /* hidden by default */
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}
.btn {
  padding: 8px 16px;
  border: 1px solid #38bdf8;
  border-radius: 6px;
  background: transparent;
  color: #e5e7eb;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.btn:hover { background: rgba(56,189,248,0.1); }
.btn.active {
  background: #38bdf8;
  color: #0b0f14;
  font-weight: 600;
}

/* Legend as overlay (appears last) */
#bar-legend {
  position: absolute;
  right: 40px;
  top: 80px;
  max-width: 320px;
  background: rgba(15,23,42,0.95);
  padding: 20px;
  border-radius: 10px;
  opacity: 0;
  transform: translateX(120px);
  transition: all 0.6s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
#bar-scroll.show-legend #bar-legend {
  opacity: 1;
  transform: translateX(0);
}
#bar-legend h3 {
  font-family: "Merriweather", Georgia, serif;
  font-size: 16px;
  margin-top: 0;
  color: #fff;
}
#bar-legend ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
#bar-legend li {
  font-size: 13px;
  margin: 2px 0;
}

/* Blur effect for storytelling emphasis */
#bar-scroll .graphic.blurred #pkd-chart {
  filter: blur(6px) brightness(0.6);
  transition: filter 0.5s ease;
}

/* Step text overlay */
#bar-scroll .step {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* Bar chart step text slides from left */
#bar-scroll .step .text {
  max-width: 600px;
  text-align: center;
  opacity: 0;
  transition: transform 0.8s ease, opacity 0.8s ease;
}

#bar-scroll .step.active .text {
  opacity: 1;
  transform: translateX(0);       /* slide into place horizontally */
}

/* Blur effect when requested by scroll */
#bar-scroll .graphic.blurred #pkd-chart {
  filter: blur(6px) brightness(0.6);
  transition: filter 0.5s ease;
}

/* === COMPANIES TIMELINE === */
#companies-title {position:fixed; top:15%; left:-300px; font-size:32px; color:var(--ink); opacity:0; transition:all 1s ease; z-index:5;}
#companies-scroll.title-visible #companies-title {left:50px; opacity:1; transform:none;}
#companies-scroll .step .text {
  max-width: 600px;
  text-align: center;
  opacity: 0;
  transform: translateY(40px);   /* from below */
  transition: transform 0.6s ease, opacity 0.6s ease;
}
#companies-scroll .step.active .text {
  opacity: 1;
  transform: translateY(0);
}
.tl-label-inline { font-size: 12px; fill: var(--ink); opacity:0; }

/* === MAP SECTION === */
#map-container {display:flex; width:100%; height:100vh; opacity:0; transition:opacity 1s ease;}
#map-container.visible {opacity:1;}
#mapid {flex:1; height:100%; transition:transform 1s ease;}
#mapid.zoomed {transform:scale(1.06);}
.map-tile {width:35%; background:rgba(0,0,0,0.8); color:var(--ink); padding:20px; display:flex; flex-direction:column; justify-content:center; opacity:0; transform:translateX(-100px); transition:transform 400ms ease, opacity 400ms ease;}
.map-step.active .map-tile {opacity:1; transform:translateX(0);}

/* === NETWORK SECTION === */

#network-desc {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px;
  transform: translateX(100px); /* start slightly off-screen to the right */
  opacity: 0;
  transition: all 0.8s ease;
}

/* when scrollama adds this class */
#network-desc.slide-in-right {
  transform: translateX(0);
  opacity: 1;
}

#network-graphic {
  transform: scale(0.96);
  opacity: 0;
  transition: all 1s ease;
}

/* Network legend/controls */
#network-graphic{
  position: relative;
  height: 100vh;
  min-height: 540px;
}
#net-legend{
  position: absolute;
  left: 12px; top: 12px;
  background: rgba(15,23,42,0.9);
  color: #e5e7eb;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.3;
  box-shadow: 0 4px 14px rgba(0,0,0,0.3);
}
#net-controls{
  position: absolute;
  right: 12px; top: 12px;
  background: rgba(15,23,42,0.9);
  color: #e5e7eb;
  padding: 8px;
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.3);
  font-size: 13px;
}
#net-mode{
  display: inline-grid;
  grid-auto-flow: column;
  gap: 6px;
  background: rgba(148,163,184,0.2);
  padding: 4px;
  border-radius: 999px;
}
#net-mode button{
  border: none;
  padding: 6px 10px;
  border-radius: 999px;
  background: transparent;
  color: #e5e7eb;
  cursor: pointer;
}
#net-mode button.active{
  background: #2563eb;
  color: white;
}

/* Popup panel */
#net-popup{
  position: absolute;
  right: 16px; top: 56px;
  width: 320px; max-height: 60vh;
  overflow: auto;
  background: #0b1220;
  color: #e5e7eb;
  border: 1px solid rgba(148,163,184,0.25);
  border-radius: 10px;
  padding: 14px;
  font-size: 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

/* Tooltip */
/* Tooltip */
.tooltip {
  position: absolute;
  padding: 6px 10px;
  background: rgba(0,0,0,0.85);
  color: #fff;
  border-radius: 6px;
  font-size: 13px;
  pointer-events: none;
  opacity: 0;
  max-width: 320px;
  z-index: 9999;      /* always on top */
  white-space: normal;
  line-height: 1.4;
}

#tl-tooltip, .tl-tooltip {
  position: absolute;
  background: rgba(15, 23, 42, 0.9);
  color: #f1f5f9;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.4);
  line-height: 1.4;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.1s ease-in-out;
}

/* Chart + bars fade in */
#pkd-chart g rect {
  opacity: 0;
  transition: opacity 0.6s ease;
}
#pkd-chart g rect.visible {
  opacity: 1;
}

/* Legend smaller + scrollable */
#bar-legend {
  position: absolute;
  right: 20px;
  top: 60px;
  width: 260px;       /* smaller */
  max-height: 60vh;   /* won’t cover chart bottom */
  overflow-y: auto;
  background: rgba(15,23,42,0.95);
  padding: 16px;
  border-radius: 8px;
  opacity: 0;
  transform: translateX(100px);
  transition: all 0.6s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  font-size: 13px;
}
#bar-scroll.show-legend #bar-legend {
  opacity: 1;
  transform: translateX(0);
}

/* === TIMELINE SECTION === */
/* === TIMELINE SECTION === */
#companies-scroll {
  background: #0b0f14;
  color: #e5e7eb;
  font-family: "Merriweather", Georgia, serif;
  position: relative;
}

#companies-scroll .graphic {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Title block (overlay, top-left) */
#timeline-title {
  position: absolute;
  top: 40px;
  left: -400px;         /* offscreen start */
  max-width: 500px;
  opacity: 0;
  transition: all 0.8s ease;
}
#companies-scroll.show-title #timeline-title {
  left: 40px;
  opacity: 1;
}

/* Info block (overlay, top-right) */
#timeline-info {
  position: absolute;
  top: 40px;
  right: -400px;        /* offscreen start */
  width: 260px;
  max-height: 60vh;
  background: rgba(15,23,42,0.9);
  padding: 16px;
  border-radius: 8px;
  box-shadow: -4px 0 12px rgba(0,0,0,0.3);
  font-size: 14px;
  line-height: 1.5;
  opacity: 0;
  transition: all 0.8s ease;
  overflow-y: auto;
}
#companies-scroll.show-info #timeline-info {
  right: 40px;
  opacity: 1;
}

/* Timeline chart fills center */
#companies {
  flex: 1;
  width: 100%;
  height: 80%;
}

#companies {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease 0.6s, transform 0.8s ease 0.6s; /* delayed */
}
#companies.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Step 0 text pinned and sliding from left */
#companies-scroll .step[data-step="0"] .text {
  position: sticky;
  top: 40px;                /* distance from top */
  left: 0;
  max-width: 600px;
  margin: 0 auto;
  opacity: 0;
  transform: translateX(-100%);   /* slide in from left */
  transition: transform 0.8s ease, opacity 0.8s ease;
}

#companies-scroll .step[data-step="0"].active .text {
  opacity: 1;
  transform: translateX(0);
}

#timeline-header {
  position: sticky;
  top: 20px;              /* distance from top of viewport */
  left: 0;
  z-index: 10;
  max-width: 600px;
  margin-left: 40px;
  opacity: 0;
  transform: translateX(-120%);   /* offscreen to the left */
  transition: transform 0.8s ease, opacity 0.8s ease;
}

#companies-scroll.show-title #timeline-header {
  opacity: 1;
  transform: translateX(0);       /* slide in */
}

#map-legend .legend-box {
  background: rgba(17,24,39,0.95); /* dark semi-transparent */
  padding: 10px 14px;
  border-radius: 8px;
  color: #e5e7eb;
  font-size: 13px;
  line-height: 1.4;
  box-shadow: 0 2px 6px rgba(0,0,0,0.5);
}

/* Person → PKD Sankey */
#person-pkd-section {
  height: 100vh;
  position: relative;
  background: #0f172a;
  color: #e5e7eb;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#person-pkd-sankey {
  position: relative;
  width: 100%;
  height: 100vh;
  background: #0f172a;
  overflow: hidden;
}

/* === Cinematic title at top === */
.sankey-title {
  font-family: "Inter", sans-serif;
  font-size: 1.8em;
  font-weight: 700;
  fill: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0;
  animation: fadeInDown 1s ease forwards;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Center summary text (transparent storytelling) === */
.sankey-summary {
  font-family: "Inter", sans-serif;
  font-size: 1.1em;
  fill: rgba(229, 231, 235, 0.95);
  text-anchor: middle;
  font-weight: 500;
  letter-spacing: 0.02em;
  pointer-events: none;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
}

.sankey-summary tspan {
  display: block;
  dominant-baseline: middle;
}

.sankey-summary-group text {
  text-anchor: middle;
  dominant-baseline: middle;
  font-weight: 500;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .sankey-title {
    font-size: 1.4em;
  }
  .sankey-summary {
    font-size: 0.9em;
  }
}


.sankey-story-panel {
  background: rgba(17, 24, 39, 0.82); /* deeper, cleaner dark tone */
  padding: 18px 22px;
  border-radius: 14px;
  color: #f1f5f9;
  font-family: "Inter", "Georgia", serif;
  line-height: 1.6;
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.45);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(6px);
  animation: storyFade 0.6s ease-in both;
  transition: all 0.3s ease;
}

.sankey-story-panel h3 {
  margin: 0 0 8px;
  font-size: 1.2em;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sankey-story-panel p {
  margin: 0;
  font-size: 0.95em;
  line-height: 1.6;
  color: #e2e8f0;
}

@keyframes storyFade {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}


.sankey-node rect {
  cursor: grab;
}

.sankey-node text {
  font-family: Inter, sans-serif;
  font-size: 12px;
  fill: #e5e7eb;
}

#sankey-scroll {
  background: #0f172a;
  color: #e5e7eb;
  position: relative;
}

#sankey-scroll .graphic {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#sankey-legend {
  position: absolute;
  top: 15px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: #e5e7eb;
  font-weight: 600;
  font-size: 16px;
}

#sankey-summary {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  pointer-events: none;
}
.sankey-popup {
  background: rgba(15, 23, 42, 0.95);
  color: #f1f5f9;
  padding: 20px 26px;
  border-radius: 14px;
  max-width: 580px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  font-family: "Inter", sans-serif;
  border-top: 4px solid #38bdf8;
  pointer-events: auto;
}

.sankey-popup h3 {
  margin: 0 0 8px;
  font-size: 1.3em;
  color: #fff;
  font-weight: 700;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.popup-lead {
  margin: 0 0 10px;
  font-size: 1em;
  color: #94a3b8;
  text-align: center;
}

.popup-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.popup-list li {
  margin: 6px 0;
  line-height: 1.5;
  text-align: left;
}

.pkd-code {
  display: inline-block;
  font-weight: 600;
  color: #38bdf8;
  margin-right: 6px;
}

.pkd-desc {
  color: #e5e7eb;
  font-size: 0.9em;
}

@media (max-width: 768px) {
  .sankey-popup {
    max-width: 90%;
    padding: 16px 18px;
  }
}
.graphic.blurred .viz {
  filter: blur(6px) brightness(0.6);
  pointer-events: auto; /* add this if missing */
}
/* Ensure map overlays like legend are visible */
.leaflet-bottom, .leaflet-top {
  z-index: 500 !important;
}

#mapid, .leaflet-container {
  overflow: visible !important;
}

#map-legend {
  background: rgba(15,23,42,0.9);
  color: #e5e7eb;
  padding: 14px 18px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.4;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
#map-legend strong {
  color: #fff;
  font-weight: 600;
}

/* === LEAFLET POPUPS === */
.leaflet-popup {
  border-radius: 10px !important;
  overflow: hidden !important;
  box-shadow: 0 4px 15px rgba(0,0,0,0.4);
}

.leaflet-popup-content-wrapper {
  background: rgba(20, 24, 33, 0.95) !important;
  color: #e5e7eb !important;
  border-radius: 10px !important;
  padding: 12px 14px !important;
  font-family: system-ui, sans-serif !important;
  font-size: 13px;
  line-height: 1.4;
}

.leaflet-popup-content {
  margin: 0 !important;
}

.leaflet-popup-close-button {
  color: #9ca3af !important;
  font-size: 18px;
  top: 4px !important;
  right: 6px !important;
}

.leaflet-popup-close-button:hover {
  color: #fff !important;
}

.leaflet-popup-tip {
  background: rgba(20, 24, 33, 0.95) !important;
}

.popup-company {
  font-weight: 600;
  color: #60a5fa;
  font-size: 14px;
}

.popup-party {
  color: #38bdf8;
  font-weight: 500;
}

.popup-person {
  color: #e0e0e0;
}

.popup-address {
  color: #9ca3af;
  font-size: 12px;
}

#network-graph svg {
  width: 100%;
  height: 100%;
  cursor: grab;
}

.node-label {
  pointer-events: none;
  user-select: none;
}

.node-icon {
  fill: #fff;
  text-shadow: 0 0 5px rgba(0,0,0,0.6);
}

/* === LEGEND === */
.network-legend {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 5;
  background: rgba(15, 23, 42, 0.85); /* slightly transparent so nodes show under faintly */
  color: #e5e7eb;
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.6;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  pointer-events: auto;
  backdrop-filter: blur(3px); /* smooth glass look */
}

#network-graphic svg {
  width: 100%;
  height: 100%;
  background: #0f172a;
}


.network-legend h3 {
  margin: 0 0 6px;
  font-size: 14px;
  color: #fff;
  font-weight: 600;
}

.legend-dot {
  display: inline-block;
  width: 18px;
  text-align: center;
  margin-right: 8px;
}

.toggle-box {
  margin-top: 8px;
  border-top: 1px solid #333;
  padding-top: 6px;
  font-size: 12px;
}

/* === Fullscreen Sankey base === */
#person-pkd-sankey {
  position: relative;
  width: 100%;
  height: 100vh;
  background: #0f172a;
  overflow: hidden;
}

/* === Party Title === */
.sankey-party-title {
  font-family: "Inter", sans-serif;
  font-size: 2em;
  font-weight: 700;
  fill: #e5e7eb;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.6));
}

/* === Center Story Panel === */
.sankey-story-box {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 16px;
  padding: 20px 28px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
  color: #f8fafc;
  text-align: center;
  animation: fadeInStory 0.8s ease both;
}

.story-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.story-line {
  font-size: 1.05em;
  font-weight: 500;
  color: #e2e8f0;
  margin: 8px 0;
  line-height: 1.4;
}

@keyframes fadeInStory {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .sankey-story-box {
    width: 85%;
    font-size: 0.95em;
  }
  .sankey-party-title {
    font-size: 1.5em;
  }
}

* === Investigative Narrative Popup for Sankey === */
.investigative-popup {
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(10px);
  border-radius: 18px;
  padding: 26px 30px;
  color: #f1f5f9;
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
  border-left: 5px solid #38bdf8;
  font-family: "Inter", sans-serif;
  animation: fadeInStory 0.9s ease both;
  overflow: hidden;
  text-align: left;
  pointer-events: none;
}

.investigative-popup h3 {
  margin: 0 0 10px;
  font-size: 1.4em;
  font-weight: 700;
  color: #38bdf8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.investigative-popup p {
  margin: 0;
  line-height: 1.6;
  font-size: 1em;
  color: #e2e8f0;
}

.investigative-popup strong {
  color: #facc15;
  font-weight: 600;
}

@keyframes fadeInStory {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .investigative-popup {
    width: 90%;
    font-size: 0.95em;
    padding: 18px 20px;
  }
}
.pkd-popup {
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  border: 1px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 8px 24px rgba(0,0,0,0.55);
  padding: 20px 28px;
  color: #f1f5f9;
  font-family: "Inter", sans-serif;
  animation: popupFade 0.8s ease both;
  overflow-y: auto;
  pointer-events: none;
}

.pkd-popup-inner {
  text-align: left;
}

.pkd-popup-inner p {
  margin: 10px 0;
  font-size: 1.05em;
  line-height: 1.6;
  color: #e2e8f0;
}

@keyframes popupFade {
  from { opacity: 0; transform: translateY(20px); filter: blur(6px); }
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

@media (max-width: 768px) {
  .pkd-popup {
    width: 85%;
    font-size: 0.95em;
    padding: 16px 22px;
  }
}

.tl-bar {
  shape-rendering: crispEdges;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.5));
}

.tl-label {
  font-family: Inter, sans-serif;
  letter-spacing: 0.02em;
}

.tl-tooltip {
  background: rgba(15,23,42,0.95);
  border: 1px solid rgba(56,189,248,0.3);
}


.sankey-story-panel h2.sankey-story-title {
  text-transform: uppercase;
  background: #ffffff;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 1.6em;
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: 0.05em;
  text-align: center;
  color: #ffffff;
}

.sankey-story-panel .popup-lead {
  margin: 0 0 12px;
  color: #94a3b8;
  text-align: center;
}

.sankey-story-panel .popup-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sankey-story-panel .popup-list li {
  margin: 6px 0;
  line-height: 1.5;
}

.pkd-code {
  display: inline-block;
  font-weight: 600;
  color: #38bdf8;
  margin-right: 6px;
}

@keyframes storyFade {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
/* Start both invisible */
#network-graphic,


/* When shown */
#network-scroll.show-network #network-graphic {
  opacity: 1;
  transform: scale(1);
}

/* === OPENAI CREDIT FINAL SECTION (Short Scroll Version) === */
#openai-scroll {
  background: var(--bg);
  color: var(--ink);
  position: relative;
  height: 75vh; /* short section (only 1.5 screens tall) */
  overflow: hidden;
}

#openai-graphic {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

#openai-viz {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  height: 75vh; /* only occupy upper quarter of viewport */
  margin-top: 20vh; /* center it visually near top */
  transition: opacity 1s ease, transform 1s ease;
  opacity: 0;
  transform: translateY(40px);
}

#openai-scroll.active #openai-viz {
  opacity: 1;
  transform: translateY(0);
}

.openai-credit {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.openai-logo {
  width: 180px;
  opacity: 0;
  transform: scale(0.9);
  transition: all 1.2s ease;
}

.openai-link {
  margin-top: 15px;
  color: var(--accent);
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.03em;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 1s ease 0.4s, transform 1s ease 0.4s, color 0.3s ease;
}

.openai-link:hover {
  color: #ff00cd;
}

#openai-scroll.active .openai-logo {
  opacity: 1;
  transform: scale(1);
}

#openai-scroll.active .openai-link {
  opacity: 1;
  transform: translateY(0);
}