:root{--bg:#0e1116;--panel:#161b22;--ink:#e9edf2;--muted:#9aa4b2;--line:#232a33;
  --fast:#17b8a6;--mid:#e9e0c9;--slow:#e8582c;--censor:#5b4a2e;--never:#20252d;--accent:#17b8a6;}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}
body{overflow-x:hidden}
#app{position:relative;width:100%;height:100vh;overflow:hidden}
svg{display:block;width:100%;height:100%}
svg.globe{cursor:grab} svg.globe.grab{cursor:grabbing}
.land{stroke:#0e1116;stroke-width:.4px;cursor:pointer}
.dot{stroke:#0e1116;stroke-width:.6px;cursor:pointer}
.graticule{fill:none;stroke:#1b222c;stroke-width:.5px;pointer-events:none}
.sphere{stroke:#2a333f;stroke-width:1px}
.lbl{font-size:11px;font-weight:600;fill:#fff;paint-order:stroke;stroke:#0b0e12;stroke-width:3px;
  stroke-linejoin:round;pointer-events:none;text-anchor:middle}
.lbl .v{fill:var(--accent)}
.pulse{fill:none;stroke:var(--accent);stroke-width:2px;pointer-events:none;animation:pulse 1.15s ease-out 2 forwards}
@keyframes pulse{0%{r:6px;stroke-opacity:.95}100%{r:36px;stroke-opacity:0}}

.cable{fill:none;stroke:#5b9ce8;stroke-linecap:round;stroke-linejoin:round;pointer-events:stroke;cursor:pointer;
  transition:stroke-opacity .5s,stroke-width .3s}
.cable.laid{stroke-opacity:.38;stroke-width:1px}
.cable.laid:hover{stroke-opacity:.9;stroke-width:1.6px}
.cable.fresh{stroke-opacity:.95;stroke-width:1.8px;filter:drop-shadow(0 0 3px rgba(91,156,232,.85))}
.cable.unlaid{stroke-opacity:0;stroke-width:1px}

.ov{transition:opacity .35s} /* overlays that clean-mode hides */
#app.clean .ov{opacity:0 !important;pointer-events:none !important}

.hd{position:absolute;top:26px;left:30px;max-width:460px;pointer-events:none;z-index:5}
.kicker{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:8px}
h1{font-family:Fraunces,Georgia,serif;font-weight:600;font-size:30px;line-height:1.08;margin:0 0 10px;letter-spacing:-.01em}
.sub{font-size:13.5px;line-height:1.5;color:var(--muted);margin:0;max-width:420px}
.sub b{color:var(--ink);font-weight:600}
.credit{font-size:11.5px;color:#5a6470;margin:12px 0 0}
.credit a{color:var(--muted);text-decoration:none;border-bottom:1px solid var(--line);
  pointer-events:auto;transition:color .15s,border-color .15s}
.credit a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.intro-actions .text-action{appearance:none;background:none;border:0;color:var(--muted);font:inherit;font-size:11.5px;
  padding:7px 2px;cursor:pointer;pointer-events:auto}
.intro-actions .text-action:hover{color:var(--ink)}
.data-open{display:block;margin-top:8px;appearance:none;border:0;background:none;color:#788390;padding:0;
  font:inherit;font-size:10.5px;cursor:pointer;pointer-events:auto;text-align:left}
.data-open span{color:var(--accent);text-transform:uppercase;letter-spacing:.12em;font-size:9px;font-weight:600;margin-right:5px}
.data-open:hover{color:var(--ink)}

.controls{position:absolute;left:30px;bottom:26px;display:flex;flex-direction:column;gap:9px;z-index:6;
  max-width:calc(100vw - 370px);background:rgba(22,27,34,.72);backdrop-filter:blur(8px);
  border:1px solid var(--line);border-radius:14px;padding:11px 14px}
/* right column: legend / rank stacked above the view & playback controls */
.rightcol{position:absolute;right:30px;bottom:26px;z-index:6;display:flex;flex-direction:column;
  gap:10px;align-items:stretch;width:268px}
.rightcol .panel{position:static;width:auto}
.pctl .crow+.crow{margin-top:9px}
.pctl .crow{flex-wrap:nowrap;gap:8px}
.pctl #viewseg{flex:1;min-width:0}
.pctl #viewseg button{white-space:nowrap;flex:1;padding-left:8px;padding-right:8px}
.pctl #spinbtn{flex:none;white-space:nowrap;box-sizing:border-box;width:66px;height:35px;
  padding:0;display:flex;align-items:center;justify-content:center;gap:4px;line-height:1}
.pctl .btn.play{flex:1}
.zoomctl{width:100%}
.zoomctl button{flex:none;width:36px;font-size:15px;line-height:1}
.zlvl{flex:1;display:flex;align-items:center;justify-content:center;font-size:11.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.crow{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.grp{display:flex;align-items:center;gap:7px}
.grp .gl,.crow>.gl{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:#5c6572;font-weight:600}
.active-source{appearance:none;display:flex;align-items:center;gap:6px;background:transparent;border:0;border-left:1px solid var(--line);
  color:var(--muted);padding:3px 0 3px 11px;font:inherit;font-size:10.5px;cursor:pointer}
.active-source span{text-transform:uppercase;letter-spacing:.12em;font-size:8.5px;color:#5c6572}
.active-source b{color:var(--ink);font-weight:500}.active-source:hover b{color:var(--accent)}
.seg{display:flex;background:var(--panel);border:1px solid var(--line);border-radius:9px;overflow:hidden}
.seg button{background:none;border:0;color:var(--muted);padding:8px 13px;font:inherit;font-size:12.5px;font-weight:500;cursor:pointer;transition:.15s}
.seg button+button{border-left:1px solid var(--line)}
.seg button.on{background:var(--accent);color:#04201d;font-weight:600}
.seg button:hover:not(.on){color:var(--ink)}
.btn{background:var(--panel);border:1px solid var(--line);color:var(--muted);padding:8px 13px;border-radius:9px;font:inherit;font-size:12.5px;font-weight:500;cursor:pointer;transition:.15s}
.btn:hover{color:var(--ink);border-color:#3a4552}
.btn.on{color:var(--ink);border-color:var(--accent);background:#12312d}
.btn.play{color:#04201d;background:var(--accent);border-color:var(--accent);font-weight:600}
/* colour-coded highlight filters */
.btn.h{display:inline-flex;align-items:center;gap:7px;padding-left:11px}
.btn.h .d{width:9px;height:9px;border-radius:50%;background:var(--c);flex:none;transition:box-shadow .18s}
.btn.h:hover{color:var(--ink);border-color:var(--c)}
.btn.h.on{color:#fff;border-color:var(--c);background:var(--cbg)}
.btn.h.on .d{box-shadow:0 0 9px 1.5px var(--c)}
.h-fast{--c:#17b8a6;--cbg:rgba(23,184,166,.15)}
.h-slow{--c:#e8582c;--cbg:rgba(232,88,44,.15)}
.h-leap{--c:#e6b34a;--cbg:rgba(230,179,74,.15)}
.h-never{--c:#9aa4b2;--cbg:rgba(154,164,178,.14)}
.h-cable{--c:#5b9ce8;--cbg:rgba(91,156,232,.15)}
.btn.reset{color:#7d8794}
.btn.reset:hover{color:var(--ink);border-color:#3a4552}

.panel{background:rgba(22,27,34,.86);backdrop-filter:blur(6px);
  border:1px solid var(--line);border-radius:12px;padding:14px 16px;width:236px}
.panel .lt{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:10px;font-weight:600}
.bar{height:11px;border-radius:6px;background:linear-gradient(90deg,var(--fast),var(--mid),var(--slow))}
.bar.pct{background:linear-gradient(90deg,#155449,#146b58,#158468,#16a084,#17b8a6,#6fdec4,#c8f7e6)}
.bar.ai{background:linear-gradient(90deg,#1d3b50,#225f73,#278394,#31acaa,#75d8c6,#d8f8eb)}
.bar.aigrowth{background:linear-gradient(90deg,#a65b38,#343d49,#426b79,#3ba99e,#baf1df)}
.bl{display:flex;justify-content:space-between;font-size:10.5px;color:var(--muted);margin-top:5px}
.lrow{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--muted);margin-top:9px}
.sw{width:13px;height:13px;border-radius:3px;flex:none}
#legend2{display:none} /* legend visibility is JS-driven (layer/timelapse/rank) */
#rank{display:none}
#rank.show{display:block}
#rank .rl{max-height:44vh;overflow:auto;margin:-2px -6px 0 0;padding-right:6px}
.ri{display:flex;align-items:center;gap:9px;font-size:12.5px;padding:4px 0;color:var(--ink)}
.ri .rk{width:15px;color:var(--muted);font-size:11px;text-align:right;font-variant-numeric:tabular-nums}
.ri .nm{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ri .vv{color:var(--muted);font-variant-numeric:tabular-nums}
.ri .c{width:11px;height:11px;border-radius:3px;flex:none}

.year{position:absolute;top:62px;right:30px;text-align:right;z-index:6;opacity:0;transition:opacity .3s}
.year.show{opacity:1}
.year .yy{font-family:Fraunces,serif;font-size:52px;font-weight:600;line-height:1;letter-spacing:-.02em}
.year .era{font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:4px}
.year .yc{font-size:12.5px;color:var(--muted);margin-top:4px}
.year .yc b{color:var(--accent)}
.foot{position:absolute;right:30px;top:108px;font-size:10.5px;color:#5a6470;text-align:right;z-index:5;line-height:1.5;transition:opacity .3s}
#app.showyear .foot{opacity:0;pointer-events:none}
.scrim{position:absolute;left:0;right:0;top:0;height:250px;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,rgba(11,14,18,.92) 0%,rgba(11,14,18,.62) 34%,rgba(11,14,18,0) 100%)}
.scrim.b{top:auto;bottom:0;height:150px;background:linear-gradient(0deg,rgba(11,14,18,.78) 0%,rgba(11,14,18,0) 100%)}

/* ── timelapse timeline (floating bar, width/position synced to #filters via JS) ── */
.tlfloat{display:none;position:absolute;z-index:7;
  flex-direction:column;align-items:stretch;gap:7px;
  background:rgba(22,27,34,.82);backdrop-filter:blur(8px);border:1px solid var(--line);
  border-radius:14px;padding:8px 14px;box-sizing:border-box}
#app.tl .tlfloat{display:flex}
#app.clean .tlfloat{display:none}
.tly{font-size:10.5px;color:#5c6572;font-variant-numeric:tabular-nums;flex:none}
.timeline-main{display:flex;align-items:center;gap:10px;min-width:0}
.tlbar{position:relative;height:30px;flex:1;min-width:220px}
.eras{display:grid;grid-template-columns:7fr 10fr 9fr 5fr 4fr;gap:2px;border-bottom:1px solid var(--line);padding-bottom:6px}
.eras button{appearance:none;background:none;border:0;border-radius:5px;padding:4px 5px;color:#68727f;font:inherit;
  font-size:9.5px;text-align:left;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.eras button span{display:block;font-size:8.5px;color:#4f5965;margin-top:1px;font-variant-numeric:tabular-nums}
.eras button:hover{color:var(--ink);background:#1d242d}.eras button.on{color:#baf5eb;background:#12312d}
.eras button.on span{color:#62cfc0}
.event-lenses{display:flex;align-items:center;gap:4px;min-width:0}
.event-lenses>span{font-size:8.5px;text-transform:uppercase;letter-spacing:.13em;color:#56606c;margin-right:3px}
.event-lenses button{appearance:none;border:1px solid transparent;background:none;color:#6d7784;border-radius:99px;padding:3px 7px;
  font:inherit;font-size:9.5px;cursor:pointer}.event-lenses button:hover{color:var(--ink)}
.event-lenses button.on{color:#baf5eb;border-color:#245b53;background:#12312d}
#yslider{-webkit-appearance:none;appearance:none;position:absolute;left:0;right:0;top:11px;width:100%;
  height:12px;margin:0;background:transparent;cursor:pointer}
#yslider::-webkit-slider-runnable-track{height:3px;border-radius:2px;background:#2a333f}
#yslider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:15px;height:15px;border-radius:50%;
  background:var(--accent);border:2px solid #04201d;margin-top:-6px;box-shadow:0 0 8px rgba(23,184,166,.55)}
#yslider::-moz-range-track{height:3px;border-radius:2px;background:#2a333f}
#yslider::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:var(--accent);border:2px solid #04201d}
/* event ticks: a ruler above the track — amber = country milestone */
.ticks{position:absolute;left:0;right:0;top:0;height:10px;pointer-events:none}
.tick{position:absolute;top:2px;width:2px;height:7px;margin-left:-1px;border-radius:1px;
  background:#39434f;pointer-events:auto;cursor:pointer;transition:background .15s,transform .15s;transform-origin:bottom}
.tick:hover{background:var(--muted);transform:scaleY(1.35) scaleX(1.6)}
.tick.ctry{background:#8a7332;height:9px;top:0}
.tick.done{background:#155449}
.tick.done.ctry{background:#6b5a28}
.tick.act{background:var(--accent);box-shadow:0 0 7px rgba(23,184,166,.8);transform:scaleY(1.35) scaleX(1.6)}
.btn.spd{flex:none;padding:5px 9px;font-size:11px;font-variant-numeric:tabular-nums}

/* ── event card ─────────────────────────────────────────────────── */
.ev{position:absolute;top:148px;right:30px;width:280px;z-index:6;
  background:rgba(22,27,34,.9);backdrop-filter:blur(6px);border:1px solid var(--line);
  border-left:3px solid var(--accent);border-radius:12px;padding:13px 15px;
  max-height:260px;overflow:auto;scrollbar-width:thin;scrollbar-color:#3b4652 transparent;
  opacity:0;transform:translateY(-6px);transition:opacity .35s,transform .35s;pointer-events:none}
.ev::-webkit-scrollbar{width:5px}.ev::-webkit-scrollbar-track{background:transparent}.ev::-webkit-scrollbar-thumb{background:#3b4652;border-radius:5px}
.ev.show{opacity:1;transform:none}
.ev.show{pointer-events:auto}
.ev .ek{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:4px}
.ev .ek.ctry{color:#e6b34a}
.ev h4{margin:0 0 4px;font-family:Fraunces,Georgia,serif;font-weight:600;font-size:16.5px;line-height:1.15}
.ev p{margin:0;font-size:12px;line-height:1.45;color:var(--muted)}
.ev .evb+.evb{margin-top:11px;padding-top:11px;border-top:1px solid var(--line)}
.ev.ctryb{border-left-color:#e6b34a}
.evsource{margin-top:10px;padding-top:8px;border-top:1px solid var(--line);font-size:9.5px;line-height:1.35;color:#66717e}
.event-cites{margin-top:6px;font-size:9.5px;line-height:1.4;color:#707b88}
.event-cites a,.cpe-source a{color:#67cfc1;text-decoration:none}.event-cites a:hover,.cpe-source a:hover{text-decoration:underline}
@media(min-width:1000px){.ev{right:380px;width:320px}}

/* ── country drill-down panel ───────────────────────────────────── */
.cpanel{position:absolute;top:62px;right:30px;width:320px;z-index:8;display:none;
  background:rgba(22,27,34,.92);backdrop-filter:blur(6px);border:1px solid var(--line);
  border-radius:12px;padding:14px 16px 12px}
.cpanel.show{display:block}
#app.tl .cpanel{top:150px}
#app.cp .ev{opacity:0 !important;pointer-events:none !important}
.cpx{position:absolute;top:8px;right:10px;background:none;border:0;color:var(--muted);
  font:inherit;font-size:17px;line-height:1;cursor:pointer;padding:4px}
.cpx:hover{color:var(--ink)}
.cpanel h3{margin:0 22px 4px 0;font-family:Fraunces,Georgia,serif;font-weight:600;font-size:19px}
.cpstats{font-size:11.5px;color:var(--muted);line-height:1.45;margin-bottom:8px}
.cpstats b{color:var(--ink)}
.cp-quality{display:inline-flex;align-items:center;gap:6px;margin:0 0 8px;padding:4px 7px;border-radius:6px;
  background:#1d252e;color:#9aa4b2;font-size:9.5px;line-height:1.25}
.cp-quality::before{content:"";width:6px;height:6px;border-radius:50%;background:#72808e;flex:none}
.cp-quality.reported::before{background:#17b8a6}.cp-quality.stale::before{background:#e6b34a}
.cp-quality.sparse::before{background:#e8582c}.cp-quality.missing::before{background:#7b8590}
.cp-source{appearance:none;border:0;background:none;color:#687481;padding:0;margin:0 0 8px;font:inherit;font-size:9.5px;
  text-align:left;cursor:pointer}.cp-source:hover{color:var(--accent)}
.cpread{font-size:11px;color:var(--muted);margin-bottom:3px;font-variant-numeric:tabular-nums;min-height:14px}
.cpread b{color:var(--ink)}
#cpchart{display:block;width:288px;height:150px}
.cpgrid{stroke:#232a33;stroke-width:1}
.cpaxis{fill:#5c6572;font-size:9px}
.cplegend{display:flex;gap:12px;margin-top:7px;font-size:10.5px;color:var(--muted);flex-wrap:wrap}
.cplegend i{display:inline-block;width:10px;height:3px;border-radius:2px;margin-right:5px;vertical-align:middle}
.cpev{margin-top:9px;border-top:1px solid var(--line);padding-top:7px;max-height:16vh;overflow:auto}
.cpev:empty{display:none}
.cpe{display:flex;gap:9px;font-size:11.5px;color:var(--ink);padding:2.5px 0}
.cpe span{color:#e6b34a;font-weight:600;font-variant-numeric:tabular-nums}
.cpe-source{margin-top:2px;font-size:9px;line-height:1.35;color:#707b88}

#cleanbtn{position:absolute;top:22px;right:24px;z-index:30;background:rgba(22,27,34,.7);border:1px solid var(--line);
  color:var(--muted);border-radius:8px;padding:7px 11px;font:inherit;font-size:11.5px;font-weight:500;cursor:pointer;
  opacity:.45;transition:opacity .2s,color .2s}
#cleanbtn:hover{opacity:1;color:var(--ink)}
#app.clean #cleanbtn{opacity:.28}
#app.clean #cleanbtn:hover{opacity:1}

.hint{position:absolute;left:50%;bottom:74px;transform:translateX(-50%);font-size:11.5px;color:#6b7480;z-index:5;opacity:0;transition:opacity .3s;pointer-events:none}
.hint.show{opacity:1}

.tip{position:absolute;pointer-events:none;z-index:40;background:rgba(17,21,28,.96);border:1px solid var(--line);
  border-radius:10px;padding:11px 13px;min-width:180px;opacity:0;transition:opacity .1s;box-shadow:0 12px 34px rgba(0,0,0,.5)}
.tip h3{margin:0 0 8px;font-size:14px;font-weight:600}
.tip .g{display:flex;justify-content:space-between;font-size:12px;margin:3px 0;color:var(--muted)}
.tip .g b{color:var(--ink);font-variant-numeric:tabular-nums}
.tip .big{font-size:12.5px;margin-top:7px;padding-top:7px;border-top:1px solid var(--line);color:var(--ink)}
.tip .big b{font-size:15px}
.tip .g.data-status{align-items:flex-start;padding-top:4px}.tip .g.data-status b{max-width:118px;text-align:right;font-size:10px;line-height:1.25;color:#8fa0ae}
.tip .g.data-status.stale b{color:#e6b34a}.tip .g.data-status.sparse b{color:#ed8a6c}

/* ── guided story ─────────────────────────────────────────────── */
.intro-actions{display:flex;align-items:center;gap:9px;margin:15px 0 9px;font-size:11.5px;color:var(--muted)}
.story-launch{appearance:none;border:1px solid rgba(23,184,166,.58);background:rgba(23,184,166,.14);
  color:#9df1e5;border-radius:8px;padding:8px 11px;font:inherit;font-size:12px;font-weight:600;cursor:pointer;pointer-events:auto}
.story-launch:hover{background:rgba(23,184,166,.22);border-color:#17b8a6}
.storypanel{position:absolute;left:30px;bottom:30px;width:min(410px,calc(100vw - 60px));z-index:20;
  background:rgba(18,23,30,.95);backdrop-filter:blur(10px);border:1px solid var(--line);
  border-radius:14px;padding:17px 18px 15px;box-shadow:0 18px 54px rgba(0,0,0,.42)}
.storypanel[hidden]{display:none}
.story-progress{display:flex;align-items:center;gap:10px;margin-bottom:13px;color:var(--muted);
  font-size:10.5px;font-variant-numeric:tabular-nums}
.story-progress i{display:block;position:relative;flex:1;height:2px;background:#303741;overflow:hidden}
.story-progress i::after{content:"";display:block;width:var(--story-progress,14%);height:100%;background:#17b8a6;
  transition:width .28s ease}
.story-eyebrow{font-size:10px;text-transform:uppercase;letter-spacing:.13em;color:#59d7c7;font-weight:600}
.storypanel h2{font-family:Fraunces,Georgia,serif;font-size:24px;line-height:1.08;margin:7px 0 8px;font-weight:600}
.storypanel>p{font-size:12.5px;line-height:1.5;margin:0;color:#c9d0d8}
.storypanel .story-evidence{margin-top:11px;padding-top:10px;border-top:1px solid var(--line);color:var(--muted);font-size:11.5px}
.story-source{appearance:none;display:block;border:0;background:none;color:#5f9f97;padding:6px 0 0;font:inherit;font-size:9.5px;
  line-height:1.35;text-align:left;cursor:pointer}.story-source:hover{color:#8ce7da}
.story-actions{display:flex;align-items:center;gap:7px;margin-top:14px}
.story-actions button{appearance:none;border:1px solid var(--line);background:#181e26;color:var(--muted);border-radius:8px;
  padding:7px 10px;font:inherit;font-size:11.5px;font-weight:500;cursor:pointer}
.story-actions button:hover{color:var(--ink);border-color:#47515e}
.story-actions .primary{margin-left:auto;background:#17b8a6;border-color:#17b8a6;color:#071511;font-weight:650}
.story-actions .primary:hover{background:#35c7b6;color:#071511}
#app.storying .controls,#app.storying .tlfloat,#app.storying .rightcol,#app.storying .ev,#app.storying .cpanel{opacity:0;pointer-events:none}
#app.storying .hd{opacity:.16;pointer-events:none}
#app.storying .year{right:30px;top:30px}
#app.storying .foot{opacity:.45}

/* ── data provenance ─────────────────────────────────────────── */
.source-dialog{width:min(760px,calc(100vw - 32px));max-height:min(82vh,820px);overflow:auto;border:1px solid #303945;
  border-radius:16px;background:#12171e;color:var(--ink);padding:25px 27px 21px;box-shadow:0 28px 90px rgba(0,0,0,.7)}
.source-dialog::backdrop{background:rgba(4,7,10,.76);backdrop-filter:blur(4px)}
.source-close{position:absolute;right:14px;top:12px;appearance:none;border:0;background:none;color:var(--muted);
  font:inherit;font-size:22px;cursor:pointer}.source-close:hover{color:var(--ink)}
.source-kicker{font-size:9.5px;text-transform:uppercase;letter-spacing:.16em;color:var(--accent);font-weight:600}
.source-dialog h2{font-family:Fraunces,Georgia,serif;font-size:27px;line-height:1.1;margin:6px 32px 8px 0}
.source-intro{font-size:12.5px;line-height:1.5;color:var(--muted);max-width:650px;margin:0 0 18px}
.source-list{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:11px;overflow:hidden}
.source-list section{background:#161b22;padding:14px 15px;min-width:0}.source-list .source-explore{grid-column:1/-1}
.source-dialog[data-active="internet"] [data-source="internet"],
.source-dialog[data-active="itu2025"] [data-source="itu2025"],
.source-dialog[data-active="ai"] [data-source="ai"],
.source-dialog[data-active="foundations"] [data-source="foundations"],
.source-dialog[data-active="anthropic"] [data-source="anthropic"],
.source-dialog[data-active="development"] [data-source="development"],
.source-dialog[data-active="cables"] [data-source="cables"],
.source-dialog[data-active="events"] [data-source="events"]{background:#172521}
.source-list h3{font-size:12px;margin:0 0 6px;color:var(--ink)}
.source-list p{font-size:11px;line-height:1.45;color:#aab2bc;margin:0 0 7px}.source-list p b{color:var(--ink);font-weight:600}
.source-list .caveat{color:#7f8995}.source-list a,.source-note a{font-size:10.5px;color:#67cfc1;text-decoration:none}
.source-list a:hover,.source-note a:hover{text-decoration:underline}
.explore-links{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.explore-links a{display:block;border:1px solid #29313b;border-radius:8px;padding:9px 10px;background:#12171e}
.explore-links a:hover{border-color:#35665f;text-decoration:none}.explore-links b{display:block;color:#8ce7da;font-size:10.5px;margin-bottom:2px}
.explore-links span{display:block;color:#89939f;font-size:9.5px;line-height:1.35}
.source-note{font-size:10px;line-height:1.45;color:#6b7581;margin:13px 0 0}

/* ── scroll story below the map ─────────────────────────────── */
.story-timeline{position:relative;min-height:620px;padding:76px 0 82px;background:
  radial-gradient(circle at 72% 4%,rgba(23,184,166,.1),transparent 31%),
  linear-gradient(180deg,#0b0e13 0%,#11161d 100%);border-top:1px solid var(--line);overflow:hidden}
.story-timeline::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.6}
.story-timeline-head{display:flex;align-items:end;justify-content:space-between;gap:28px;width:min(1180px,calc(100% - 60px));margin:0 auto 34px}
.story-timeline-head h2{font-family:Fraunces,Georgia,serif;font-size:38px;line-height:1.08;margin:7px 0 10px;font-weight:600}
.story-timeline-head p{max-width:650px;margin:0;color:var(--muted);font-size:14px;line-height:1.55}
.story-rail-controls{display:flex;gap:8px;flex:none}.story-rail-controls button{width:42px;height:42px;border-radius:50%;border:1px solid #35404c;background:#151b22;color:var(--ink);font:inherit;font-size:17px;cursor:pointer}
.story-rail-controls button:hover{border-color:var(--accent);color:#8ce7da}.story-rail-controls button:disabled{opacity:.3;cursor:default}
.story-rail{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;padding:8px max(30px,calc((100vw - 1180px)/2)) 30px;scrollbar-width:thin;scrollbar-color:#34414c transparent}
.story-rail::-webkit-scrollbar{height:6px}.story-rail::-webkit-scrollbar-track{background:transparent}.story-rail::-webkit-scrollbar-thumb{background:#34414c;border-radius:6px}
.story-chapter{position:relative;flex:0 0 360px;min-height:360px;scroll-snap-align:start;padding:28px 26px 24px;border:1px solid transparent;border-top:2px solid var(--accent);background:rgba(22,27,34,.72);transition:background .2s,border-color .2s,transform .2s}
.story-chapter.active{background:rgba(24,38,39,.9);border-color:#285c55;border-top-color:#76ded0;transform:translateY(-3px)}
.story-chapter::before{content:"";position:absolute;top:-7px;left:26px;width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(23,184,166,.12)}
.story-chapter .chapter-no{font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:#65cfc1;font-weight:600;margin-bottom:26px}
.story-chapter h3{font-family:Fraunces,Georgia,serif;font-size:24px;line-height:1.15;margin:0 0 12px;font-weight:600}
.story-chapter .chapter-body{color:#b8c0ca;font-size:13px;line-height:1.55;margin:0 0 17px}
.story-chapter .chapter-evidence{border-top:1px solid var(--line);padding-top:14px;color:#7f8a97;font-size:11.5px;line-height:1.5;margin:0}
.story-chapter-actions{position:absolute;left:26px;right:26px;bottom:22px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.story-chapter-actions button{appearance:none;border:0;background:none;padding:0;color:#6ccfc2;font:inherit;font-size:10.5px;cursor:pointer;text-align:left}
.story-chapter-actions button:hover{color:#a5f1e7}.story-chapter-actions .open-chapter{color:var(--ink);font-size:11.5px;font-weight:600}
.story-rail-hint{width:min(1180px,calc(100% - 60px));margin:2px auto 0;color:#59636f;font-size:10.5px;letter-spacing:.04em}

/* AI comparison and explanatory layer below the map */
.ai-compare{background:#10151b;border-top:1px solid var(--line);padding:76px 0 84px}
.ai-compare-head,.foundations-head,.scatter-wrap,.foundation-grid,.ai-context-note,.ai-sources{width:min(1180px,calc(100% - 60px));margin-left:auto;margin-right:auto}
.ai-compare-head{display:flex;justify-content:space-between;gap:34px;align-items:flex-end;margin-bottom:28px}
.ai-compare-head h2,.foundations-head h2{font-family:Fraunces,Georgia,serif;font-size:38px;line-height:1.08;margin:7px 0 10px;font-weight:600}
.ai-compare-head>div:first-child{max-width:690px}.ai-compare-head p,.foundations-head p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}
.ai-stat-strip{display:flex;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:11px;overflow:hidden;flex:none}
.ai-stat-strip div{background:#161b22;padding:13px 16px;min-width:112px}.ai-stat-strip b{display:block;font-family:Fraunces,Georgia,serif;font-size:23px;color:#8ce7da;font-variant-numeric:tabular-nums}
.ai-stat-strip span{display:block;margin-top:3px;color:#77828e;font-size:9px;text-transform:uppercase;letter-spacing:.08em}
.scatter-wrap{background:#151b22;border:1px solid var(--line);border-radius:14px;padding:18px 20px 13px}
#aiscatter{width:100%;height:500px;overflow:visible}.scatter-grid{stroke:#28313b;stroke-width:1}.scatter-axis{fill:#697582;font-size:10px}.scatter-title{fill:#aeb7c1;font-size:11px;font-weight:600}.scatter-dot{stroke:#0d1217;stroke-width:1;cursor:pointer;transition:r .15s,stroke .15s}.scatter-dot:hover,.scatter-dot:focus{stroke:#fff;stroke-width:1.8}.scatter-label{fill:#dce4ea;font-size:9.5px;paint-order:stroke;stroke:#151b22;stroke-width:3px;pointer-events:none}.scatter-note{display:flex;gap:8px;align-items:flex-start;margin:8px 0 0;color:#717d89;font-size:10.5px;line-height:1.45}.scatter-note span{width:8px;height:8px;border-radius:50%;background:#3ba99e;flex:none;margin-top:3px}
.foundations-head{margin-top:68px;max-width:760px;margin-left:max(30px,calc((100vw - 1180px)/2))}.foundation-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:13px;overflow:hidden;margin-top:24px}
.foundation-grid article{background:#161b22;padding:23px 21px 25px;min-height:180px}.foundation-grid article>span{color:#4cae9f;font-size:10px;letter-spacing:.12em}.foundation-grid h3{font-family:Fraunces,Georgia,serif;font-size:22px;margin:24px 0 8px}.foundation-grid p{color:#8d98a4;font-size:12px;line-height:1.5;margin:0}
.ai-context-note{display:grid;grid-template-columns:230px 1fr auto;gap:28px;align-items:center;margin-top:24px;padding:22px 24px;border:1px solid #304139;border-radius:12px;background:#14201d}.ai-context-note span{color:#67cfc1;font-size:9px;text-transform:uppercase;letter-spacing:.14em}.ai-context-note h3{font-family:Fraunces,Georgia,serif;font-size:20px;margin:5px 0 0}.ai-context-note p{font-size:11.5px;line-height:1.55;color:#9da8b2;margin:0}.ai-context-note a,.ai-sources a{color:#77d8ca;text-decoration:none;font-size:10.5px}.ai-context-note a:hover,.ai-sources a:hover{text-decoration:underline}.ai-sources{margin-top:16px;color:#59646f;font-size:10.5px}

@media(max-width:820px){.hd{max-width:78vw}.rightcol .panel:not(.pctl){display:none !important}
  .controls{max-width:calc(58vw)}.controls,.rightcol{bottom:14px}.controls{left:14px}
  .rightcol{right:14px;width:auto}.pctl{padding:9px 11px}
  .grp .gl,.crow>.gl{display:none}h1{font-size:23px}
  .year .yy{font-size:38px}.ev{width:220px;top:118px}
  .intro-actions span{display:none}.data-open{max-width:220px}.storypanel{left:12px;bottom:12px;width:calc(100vw - 24px);padding:15px}
  .storypanel h2{font-size:21px}.story-actions button{padding:8px 9px}
  .tlfloat{padding:7px 9px;gap:5px}.eras button{font-size:8.5px;padding:3px}.eras button span{display:none}
  .event-lenses{overflow-x:auto;padding-bottom:1px}.event-lenses>span{display:none}.event-lenses button{flex:none}
  .timeline-main{gap:6px}.tlbar{min-width:110px}.source-dialog{padding:21px 17px 17px}
  .source-list{grid-template-columns:1fr}.source-list .source-explore{grid-column:auto}.source-dialog h2{font-size:23px}
  .explore-links{grid-template-columns:1fr 1fr}
  .story-timeline{padding:58px 0 64px;min-height:560px}.story-timeline-head{width:calc(100% - 34px);margin-bottom:25px;align-items:center}
  .story-timeline-head h2{font-size:31px}.story-timeline-head p{font-size:12.5px}.story-rail{padding-left:17px;padding-right:17px}
  .story-chapter{flex-basis:min(360px,82vw);min-height:350px}.story-rail-hint{width:calc(100% - 34px)}
  .ai-compare{padding:58px 0 64px}.ai-compare-head,.foundations-head,.scatter-wrap,.foundation-grid,.ai-context-note,.ai-sources{width:calc(100% - 34px)}
  .ai-compare-head{display:block}.ai-stat-strip{margin-top:20px;width:100%}.ai-stat-strip div{flex:1;min-width:0;padding:11px}
  .ai-compare-head h2,.foundations-head h2{font-size:31px}#aiscatter{height:410px}.foundation-grid{grid-template-columns:1fr 1fr}.foundations-head{margin-left:auto}
  .ai-context-note{grid-template-columns:1fr;gap:10px}.ai-context-note a{margin-top:2px}
  #app.cp::after{content:"";position:absolute;inset:0;z-index:7;background:rgba(5,8,11,.58);backdrop-filter:blur(2px)}
  .cpanel,#app.tl .cpanel{display:block;top:auto;left:12px;right:12px;bottom:12px;width:auto;max-height:min(68vh,560px);overflow:auto;
    z-index:25;border-radius:16px;padding:17px 18px 15px;opacity:0;pointer-events:none;transform:translateY(22px);transition:opacity .2s,transform .2s}
  .cpanel.show{opacity:1;pointer-events:auto;transform:translateY(0)}
  #cpchart{width:100%;height:auto;max-height:180px}.cpev{max-height:18vh}
}
@media(max-width:600px){
  .hd{left:18px;top:20px;max-width:calc(100vw - 36px)}
  .sub{max-width:100%;font-size:12.5px;line-height:1.45}
  .intro-actions{flex-wrap:wrap;gap:4px 10px;margin-top:11px}.data-open{margin-top:5px}
  .rightcol{display:none}
  .controls{left:12px;right:auto;bottom:12px;width:calc(100vw - 24px);max-width:none;padding:9px 10px;gap:7px;overflow:hidden}
  .controls>.crow:first-child{gap:7px;min-width:0}.controls>.crow:first-child>.grp:first-child{width:100%;min-width:0;flex:0 0 100%}
  #layerseg{width:100%;max-width:100%;min-width:0;overflow-x:auto;scrollbar-width:none}#layerseg::-webkit-scrollbar{display:none}#layerseg button{flex:0 0 auto;min-width:68px;padding-left:7px;padding-right:7px;font-size:10.5px;white-space:nowrap}
  .active-source{border-left:0;padding-left:0;width:100%}.controls .crow{gap:7px}.btn{padding:7px 10px;font-size:11.5px}
  .ev{top:220px;left:12px;right:auto;width:calc(100vw - 24px);max-height:176px;overflow:auto;padding:11px 13px}
  .ev p{overflow-wrap:anywhere}
  .ev h4{font-size:15px}.ev p{font-size:11px}.ev .evb+.evb{margin-top:8px;padding-top:8px}
  .year{display:none}
  .story-actions{gap:5px}.story-actions button{padding:7px 8px;font-size:10.5px}
  .story-timeline-head{align-items:flex-end}.story-timeline-head h2{font-size:27px}.story-timeline-head p{max-width:250px}
  .story-rail-controls button{width:36px;height:36px}.story-chapter{flex-basis:86vw;padding:25px 22px 22px}.story-chapter-actions{left:22px;right:22px}
  .ai-stat-strip{display:grid;grid-template-columns:repeat(3,1fr)}.ai-stat-strip b{font-size:20px}.ai-stat-strip span{font-size:7.5px}
  .scatter-wrap{padding:13px 10px 10px}#aiscatter{height:370px}.foundation-grid{grid-template-columns:1fr}.foundation-grid article{min-height:0}.ai-context-note{padding:18px}
}
@media(max-width:420px){.explore-links{grid-template-columns:1fr}}