:root{
  --bg:#ffffff; --panel:#ffffff; --ink:#111111; --dim:#777777;
  --line:#e5e5e5; --accent:#111111;
  --map-bg:#ffffff;
  --river:#a9d4ef; --halo:rgba(255,255,255,.95);
  --ocean:#eaf6ff;
}
html[data-theme="dark"]{
  --bg:#000000; --panel:#0e0e0e; --ink:#f0f0f0; --dim:#9a9a9a;
  --line:#2a2a2a; --accent:#f0f0f0;
  --map-bg:#000000;
  --river:#2e5a7d; --halo:rgba(0,0,0,.9);
  --ocean:#122033;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
/* Full-screen Google-maps style */
html,body{height:100%}
body{display:flex;flex-direction:column}
.layout{flex:1;max-width:none;margin:0;padding:0;display:flex;flex-direction:column;min-height:0}
.map-col{flex:1;display:flex;flex-direction:column;min-height:0;position:relative}
.map-head{position:absolute;top:12px;left:12px;right:12px;z-index:4;display:flex;align-items:flex-start;gap:10px;flex-wrap:wrap;pointer-events:none}
.map-head .brand{flex:0 1 230px;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:8px 12px;box-shadow:0 2px 12px rgba(0,0,0,.12);pointer-events:auto}
.map-head .top-actions{flex:0 0 auto;margin-left:auto;display:flex;gap:8px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:6px 8px;box-shadow:0 2px 12px rgba(0,0,0,.12);pointer-events:auto}
.timefilter{flex:1 1 420px;margin:0;padding:8px 12px;box-shadow:0 2px 12px rgba(0,0,0,.12);pointer-events:auto}
.tf-grid{display:flex;flex-wrap:wrap;gap:8px 24px;align-items:center}
.tf-time{flex:1 1 320px;min-width:240px}
.tf-filters{flex:1 1 280px;min-width:230px}
.brand h1{margin:0;font-size:24px;letter-spacing:.3px}
.dim{color:var(--dim);font-weight:400}
.sub{margin:2px 0 0;color:var(--dim);font-size:13px}
.verse{font-size:15px;color:var(--ink)}
.gloss{font-size:12.5px}
code{background:rgba(127,127,127,.15);padding:0 5px;border-radius:4px;font-size:.9em}
.top-actions button{cursor:pointer;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:8px;padding:8px 14px;font-size:14px}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;padding:7px!important}
.icon-btn svg{width:18px;height:18px;display:block}
a.icon-btn{color:var(--ink);text-decoration:none}
.icon-btn.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.map-verse{text-align:center;font-size:11px;color:var(--dim);padding:7px 12px;margin:0;background:var(--panel);border-top:1px solid var(--line);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.period-btns{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.cap-label{font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--dim);margin:8px 0 -6px}
.period-btns button{cursor:pointer;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:999px;padding:4px 10px;font-size:12px}
.period-btns button.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:6px;font-size:12.5px;color:var(--dim)}
#search{width:100%;padding:6px 10px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink);margin-bottom:6px;font-size:13px}
.map-wrap{flex:1;position:relative;background:var(--map-bg);border:none;border-radius:0;overflow:hidden;min-height:0}
#map{width:100%;height:auto;display:block}
.hint{color:var(--dim);font-size:12.5px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.card h2{margin:0 0 8px;font-size:17px}
/* event rows (used when the timeline list card is present) */
.event-list{display:flex;flex-direction:column;gap:8px;max-height:520px;overflow:auto}
.event-item{border:1px solid var(--line);border-radius:10px;padding:8px 10px;cursor:pointer;background:var(--bg)}
.event-item:hover{border-color:var(--accent)}
.event-item.active{outline:2px solid var(--accent)}
.event-item .k{display:inline-block;font-size:11px;text-transform:uppercase;letter-spacing:.6px;border:1px solid var(--line);border-radius:999px;padding:1px 8px;margin-right:6px;color:var(--dim)}
.event-item .y{font-weight:700}
.event-item .t{font-weight:600}
/* SVG — base units: viewBox ~126 wide, so strokes/fonts are small numbers.
   Modern borders deliberately FAINT: history (empires/places) must dominate. */
.ocean{fill:var(--ocean)}
/* --z = current view width / initial width (<1 zoomed in). Static layers
   counter-scale so strokes and type stay constant on screen. */
.base-c{stroke:#b0b0b0;stroke-width:calc(.07px * var(--z, 1));opacity:.9}
html[data-theme="dark"] .base-c{stroke:#3a3a3a}
/* Monochrome land — world pure white, Bharat takes the old world shade. */
.c-ctx{fill:#ffffff;stroke:#e6e6e6}
.c-india,.c-nbr,.c-tibet{fill:#fafafa;stroke:#d0d0d0}
html[data-theme="dark"] .c-ctx{fill:#0a0a0a;stroke:#262626}
html[data-theme="dark"] .c-india,html[data-theme="dark"] .c-nbr,html[data-theme="dark"] .c-tibet{fill:#141414;stroke:#333333}
/* Bharatadesa wash — ultra-subtle gray tint */
.bharat-fill{fill:#000000;opacity:.025;pointer-events:none}
html[data-theme="dark"] .bharat-fill{fill:#ffffff;opacity:.045}
/* Bharatadesa boundary — thin dark-grey dotted line over the faint modern
   borders (those stay visible underneath). Round linecap + zero-length
   dash = true dots; width counter-scales with zoom like other layers. */
.bharat-line{fill:none;stroke:#4a4a4a;stroke-width:calc(.16px * var(--z, 1));stroke-dasharray:0.01 .5;stroke-linecap:round;opacity:.9;pointer-events:none}
html[data-theme="dark"] .bharat-line{stroke:#9a9a9a}
/* Modern borders of the Bharat region (IN/PK/AF/NP/BT/BD/LK/MM):
   grey dash-dot, drawn under the Bharat outline. */
#layer-base path[data-id="IN"],#layer-base path[data-id="PK"],
#layer-base path[data-id="AF"],#layer-base path[data-id="NP"],
#layer-base path[data-id="BT"],#layer-base path[data-id="BD"],
#layer-base path[data-id="LK"],#layer-base path[data-id="MM"]{
  stroke:#bcbcbc;stroke-width:calc(.08px * var(--z, 1));
  stroke-dasharray:1.3 .45 .01 .45;opacity:.9}
html[data-theme="dark"] #layer-base path[data-id="IN"],
html[data-theme="dark"] #layer-base path[data-id="PK"],
html[data-theme="dark"] #layer-base path[data-id="AF"],
html[data-theme="dark"] #layer-base path[data-id="NP"],
html[data-theme="dark"] #layer-base path[data-id="BT"],
html[data-theme="dark"] #layer-base path[data-id="BD"],
html[data-theme="dark"] #layer-base path[data-id="LK"],
html[data-theme="dark"] #layer-base path[data-id="MM"]{stroke:#4d4d4d}
.empire{stroke:var(--ink);stroke-width:calc(.28px * var(--z, 1));cursor:pointer;transition:opacity .25s;opacity:.18;filter:grayscale(1)}
.empire:hover{opacity:.35}
.empire.dimmed{opacity:.06!important}
.empire-label{font-size:calc(2.3px * var(--z, 1));font-weight:800;letter-spacing:.35px;opacity:.7;pointer-events:none;text-anchor:middle;fill:var(--ink)}
.river{fill:none;stroke:var(--river)}
.river.major{stroke-width:calc(.12px * var(--z, 1));opacity:.85}
.river.minor{stroke-width:calc(.06px * var(--z, 1));opacity:.75}
.river-label{font-size:calc(.85px * var(--z, 1));fill:#6b6b6b;opacity:.9;font-style:italic;pointer-events:none;line-height:1}
html[data-theme="dark"] .river-label{fill:#9a9a9a}
.range-glyph{fill:none;stroke:#6b6b6b;stroke-width:calc(.22px * var(--z, 1));stroke-linecap:round;stroke-linejoin:round;opacity:.85;pointer-events:none}
html[data-theme="dark"] .range-glyph{stroke:#9a9a9a}
.range-label{font-size:calc(1px * var(--z, 1));fill:#6b6b6b;letter-spacing:.3px;font-style:italic;pointer-events:none}
html[data-theme="dark"] .range-label{fill:#9a9a9a}
.place{cursor:pointer}
.place circle{stroke:#00000055;stroke-width:.18}
.place text{fill:var(--ink);pointer-events:none}
.seal-badge{fill:var(--panel);stroke:var(--ink);pointer-events:none}
.seal-count{font-weight:800;fill:var(--ink);text-anchor:middle;pointer-events:none}
/* Inscription seals: bare Lucide glyphs, ink in both themes, subtle
   halo for legibility — thin so it never blobs when zoomed. */
.seal-halo{fill:none;stroke:var(--halo);stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
.seal-ink{fill:none;stroke:var(--ink);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
/* Material tint: copper-plate seals vs stone seals (unknown material = ink). */
.mat-copper .seal-ink{stroke:#b06a28}
.mat-stone .seal-ink{stroke:#4f7396}
html[data-theme="dark"] .mat-copper .seal-ink{stroke:#e09545}
html[data-theme="dark"] .mat-stone .seal-ink{stroke:#8fb3e8}
.event-m{cursor:pointer}
.event-m.inscription rect{fill:#1d4ed8}
.event-m.battle path{fill:#dc2626}
.event-m text{font-size:1.6px;font-weight:800;fill:#fff;pointer-events:none;text-anchor:middle}
.tooltip{position:absolute;pointer-events:none;background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:13px;max-width:260px;box-shadow:0 6px 24px rgba(0,0,0,.18)}
.hidden{display:none}
body.baseline .hide-baseline{display:none}
/* Map popup: full-map translucent overlay (baseline detail view) */
.popup{position:absolute;left:12px;right:12px;top:12px;bottom:12px;width:auto;max-height:none;overflow:auto;background:color-mix(in srgb, var(--panel) 86%, transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:16px 20px;box-shadow:0 10px 32px rgba(0,0,0,.25);z-index:5}
.popup h3{margin:0 26px 4px 0;font-size:15px}
.pop-x{position:absolute;top:6px;right:8px;border:none;background:none;color:var(--dim);font-size:20px;line-height:1;cursor:pointer;padding:2px 6px}
.pop-x:hover{color:var(--ink)}
.pop-ev{border-top:1px solid var(--line);margin-top:8px;padding-top:8px}
.pop-ev:first-of-type{border-top:none;margin-top:4px;padding-top:0}
.pop-ev .y{font-weight:700}
.pop-ev p{margin:6px 0;font-size:13.5px}
/* inscription overview table (multi-record places) */
.pop-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:10px}
.pop-table th{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--dim);text-align:left;padding:6px 8px;border-bottom:1px solid var(--line)}
.pop-table td{padding:7px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.pop-table tr[data-ev]{cursor:pointer}
.pop-table tr[data-ev]:hover td{background:rgba(127,127,127,.12)}
.pop-table td.y{font-weight:700;white-space:nowrap}
.pop-table td.src{color:var(--dim);font-size:12px}
.pop-table .tbl-sum{font-size:11.5px;color:var(--dim);margin-top:3px;line-height:1.45}
/* Zoom controls */
.zoom-ctl{position:absolute;right:10px;bottom:10px;display:flex;flex-direction:column;gap:6px;z-index:4}
.zoom-ctl .icon-btn{background:var(--panel);border:1px solid var(--line)}
/* Full-record detail extras */
.tag{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:1px 8px;font-size:11.5px;margin:0 4px 4px 0;color:var(--dim)}
.pop-table.kv td.k{color:var(--dim);white-space:nowrap;font-size:12px;width:34%}
.pop-table.kv td{font-size:12.5px;word-break:break-word}
.pop-ev h4{margin:12px 0 4px;font-size:13px}
.pop-ev h5{margin:10px 0 4px;font-size:11.5px;text-transform:uppercase;letter-spacing:.6px;color:var(--dim)}
/* record header locator map + prev/next */
.rec-head{display:flex;gap:12px;align-items:flex-start}
.rec-head>div:first-child{flex:1;min-width:0}
/* Summary tab: text tables left, locator map right (50/50). */
.sum-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start;margin-top:8px}
.sum-main{min-width:0}
.sum-main h5:first-child{margin-top:0}
.sum-map{position:sticky;top:0;min-width:0}
@media (max-width:700px){.sum-grid{grid-template-columns:1fr}.sum-map{position:static}}
.minimap{width:100%;height:auto;border:1px solid var(--line);border-radius:8px;background:var(--ocean)}
.mini-land{fill:#ffffff;stroke:#e6e6e6;stroke-width:.4}
html[data-theme="dark"] .mini-land{fill:#0a0a0a;stroke:#262626}
.mini-line{fill:none;stroke:#4a4a4a;stroke-width:.6;stroke-dasharray:.1 1.2;stroke-linecap:round}
html[data-theme="dark"] .mini-line{stroke:#9a9a9a}
.mini-dot{fill:#dc2626;stroke:#fff;stroke-width:.5}
.rec-nav{display:flex;align-items:center;gap:12px;margin-top:12px;padding-top:10px;border-top:1px solid var(--line);color:var(--dim);font-size:13px}
.rec-nav button{cursor:pointer;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:8px;padding:5px 12px;font-size:13px}
/* record tabs */
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin:10px 0 4px}
.tabs button{border:none;background:none;color:var(--dim);padding:7px 12px;cursor:pointer;font-size:13px;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button.active{color:var(--ink);border-bottom-color:var(--accent);font-weight:600}
.tabbody{padding-top:6px}
.pop-img{max-width:100%;border-radius:8px;border:1px solid var(--line)}
.empty{color:var(--dim);font-style:italic}
.insc-text{white-space:pre-wrap;font-size:12.5px;line-height:1.55;background:rgba(127,127,127,.08);padding:10px 12px;border-radius:8px;max-height:320px;overflow:auto}
/* raw record sections */
details.rec{border:1px solid var(--line);border-radius:8px;margin:6px 0;overflow:hidden}
details.rec>summary{cursor:pointer;padding:7px 10px;font-size:12.5px;font-weight:600;color:var(--dim)}
details.rec>summary:hover{color:var(--ink)}
details.rec .insc-text{border-radius:0;max-height:360px;margin:0}
.legend{position:absolute;left:10px;bottom:10px;background:color-mix(in srgb,var(--panel) 88%,transparent);border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12px;display:flex;flex-wrap:wrap;gap:8px;max-width:70%}
.legend i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:4px;vertical-align:-1px}
.detail-meta{color:var(--dim);font-size:13px;margin:4px 0 8px}
.detail-link{display:inline-block;margin-top:8px}