/* Research record — styles.
   Colour, type and spacing tokens live in :root at the top; everything
   below refers to them, so a re-skin means editing that one block. */

/* ============================================================================
   TOKENS
   ========================================================================= */
:root{
  --ground:#E9EBE6; --panel:#F4F5F2; --ink:#1B2721; --ink-soft:#5C6B63;
  --rule:#C9CEC6; --rule-strong:#9DA79E;
  /* publication categories */
  --c-journal:#1F7A6E; --c-conference:#3D5A6C; --c-workshop:#5F7A3A;
  --c-workshop2:#93AC6E; --c-tutorial:#2E6F8E; --c-preprint:#8C6D4F; --c-review:#C9922F; --c-prep:#7A4A6B; --c-thesis:#A85A3C; --c-total:#7C8287; --g-f:#7A4A6B; --g-m:#2E6F8E; --g-u:#9DA79E;
  --s1:.4rem; --s2:.8rem; --s3:1.2rem; --s4:2rem; --s5:3.2rem;
  --maxw:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ground);color:var(--ink);
  font-family:"IBM Plex Sans",system-ui,sans-serif;font-size:15px;line-height:1.5;
  font-variant-numeric:tabular-nums}
h1,h2,h3{font-family:"IBM Plex Serif",Georgia,serif;font-weight:400;margin:0}
a{color:var(--c-journal);text-decoration:none;border-bottom:1px solid rgba(31,122,110,.3)}
a:hover{border-bottom-color:var(--c-journal)}
:focus-visible{outline:2px solid var(--c-journal);outline-offset:2px}
button{font:inherit;color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--s3)}

/* MASTHEAD ---------------------------------------------------------------- */
.masthead{padding:var(--s5) 0 var(--s3)}
.mast-top{display:flex;gap:var(--s4);align-items:flex-start}
.mast-txt{flex:1 1 auto;min-width:0}
.mast-photo{flex:0 0 auto;width:118px;height:118px;border-radius:50%;overflow:hidden;
  border:1px solid var(--rule-strong)}
.mast-photo img{width:100%;height:100%;object-fit:cover;display:block}
@media(max-width:600px){.mast-photo{width:82px;height:82px}.mast-top{gap:var(--s3)}}

.profiles{display:flex;flex-wrap:wrap;gap:var(--s2) var(--s4);margin-top:var(--s3)}
.pgroup{display:flex;flex-wrap:wrap;align-items:baseline;gap:.4rem .6rem}
.pgroup .plabel{font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;
  color:var(--ink-soft);margin-right:.1rem}
.pgroup a{font-size:.83rem;border-bottom:1px solid var(--rule-strong);color:var(--ink)}
.pgroup a:hover{color:var(--c-journal);border-bottom-color:var(--c-journal)}
.masthead h1{font-size:clamp(2rem,5vw,3.1rem);line-height:1.05;letter-spacing:-.015em}
.masthead .role{max-width:62ch;margin-top:var(--s2);color:var(--ink-soft);font-size:1rem}
.masthead .affils{margin-top:var(--s2);font-size:.86rem;color:var(--ink-soft)}
.glance{display:flex;flex-wrap:wrap;gap:var(--s4);margin-top:var(--s4);padding:var(--s3) 0;
  border-top:1px solid var(--rule-strong);border-bottom:1px solid var(--rule)}
.glance div{min-width:5.5rem}
.glance .n{font-family:"IBM Plex Serif",serif;font-size:1.9rem;line-height:1;display:block}
.glance .k{font-size:.78rem;color:var(--ink-soft);margin-top:.35rem;display:block}

/* SECTIONS ---------------------------------------------------------------- */
section{padding:var(--s5) 0}
.sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--s3);
  flex-wrap:wrap;margin-bottom:var(--s3)}
.sec-head h2{font-size:1.5rem}
.sec-head p{margin:0;color:var(--ink-soft);font-size:.86rem;max-width:48ch}

/* LEGEND ------------------------------------------------------------------ */
.legend{display:flex;flex-wrap:wrap;gap:var(--s2) var(--s3);margin-bottom:var(--s3);
  font-size:.8rem;color:var(--ink-soft)}
.legend span{display:inline-flex;align-items:center;gap:.4rem}
.legend i{width:.75rem;height:.75rem;display:inline-block}
.legend.gender{margin:0;gap:var(--s2);font-size:.78rem}
.legend.gender i{border-radius:50%}

/* CHARTS ------------------------------------------------------------------ */
.charts{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:var(--s3)}
.chart{background:var(--panel);border:1px solid var(--rule);padding:var(--s3);position:relative}
.chart h3{font-size:1rem;margin-bottom:.2rem}
.chart .sub{font-size:.78rem;color:var(--ink-soft);margin-bottom:var(--s2);min-height:1.1em}
.chart svg{width:100%;height:auto;display:block}
.seg rect{transition:opacity .12s}
.colgroup:hover .seg rect{opacity:.82}
.colgroup.active .seg rect{stroke:var(--ink);stroke-width:1.4}
.grid line{stroke:var(--rule);stroke-width:1;shape-rendering:crispEdges}
.axis text{font-size:10px;fill:var(--ink-soft)}
.hoverval{font-size:11px;font-weight:600;fill:var(--ink);pointer-events:none}
.colgroup rect.hit{fill:transparent}
svg.live .colgroup{cursor:pointer}
.colgroup:hover rect.hit{fill:var(--ink);fill-opacity:.045}
.colgroup rect.hit:focus-visible{outline:2px solid var(--c-journal);outline-offset:-2px}
.axis line,.axis path{stroke:var(--rule)}
.empty-note{font-size:.8rem;color:var(--ink-soft);font-style:italic}

/* VENUE POPUP ------------------------------------------------------------- */
.popup{position:absolute;z-index:20;width:19rem;max-width:calc(100% - 1rem);
  background:var(--ink);color:var(--ground);font-size:.78rem;line-height:1.4;
  box-shadow:0 8px 24px rgba(0,0,0,.28)}
.popup .ph{display:flex;align-items:center;gap:.45rem;padding:.55rem .7rem;
  border-bottom:1px solid rgba(233,235,230,.22)}
.popup .ph i{width:.6rem;height:.6rem;display:inline-block;flex:0 0 auto}
.popup .ph .lab{font-weight:600}
.popup .ph .sum{margin-left:auto;opacity:.7;font-size:.72rem;white-space:nowrap}
.popup .pbody{max-height:17rem;overflow-y:auto}
.popup .pgrp + .pgrp{border-top:1px solid rgba(233,235,230,.18)}
.popup .ph.sub{padding:.4rem .7rem .25rem;border-bottom:none;font-size:.74rem;opacity:.9}
.popup .ph.sub .sum{opacity:.6}
.popup .pl{margin:0;padding:0 0 .25rem;list-style:none}
.popup .pl li{padding:.4rem .7rem;border-bottom:1px solid rgba(233,235,230,.1)}
.popup .pl li:last-child{border-bottom:none}
.popup .pl .t{display:block;color:var(--ground);border:none;line-height:1.3}
.popup .pl a.t:hover{text-decoration:underline}
.popup .pl .m{display:flex;gap:.4rem;align-items:baseline;opacity:.62;font-size:.72rem;margin-top:.15rem}
.popup .pl .m .c{margin-left:auto;white-space:nowrap;opacity:.9}
.popup .pl .au{opacity:.5;font-size:.7rem;margin-top:.1rem}
.popup .pf{display:flex;justify-content:flex-end;padding:.4rem .7rem;
  border-top:1px solid rgba(233,235,230,.22)}
.popup .pf button{background:none;border:none;padding:0;cursor:pointer;color:var(--ground);
  text-decoration:underline;font-size:.74rem;opacity:.8}
.popup .pf button:hover{opacity:1}

/* CONTROLS ---------------------------------------------------------------- */
.controls{display:flex;flex-wrap:wrap;gap:var(--s2) var(--s3);align-items:center;
  padding:var(--s2) 0;border-bottom:1px solid var(--rule);margin-bottom:var(--s3)}
.controls label{font-size:.82rem;color:var(--ink-soft);display:flex;align-items:center;gap:.45rem}
.controls label.check{cursor:pointer;color:var(--ink)}
select,input[type=search],input[type=number]{font:inherit;font-size:.86rem;background:var(--panel);
  border:1px solid var(--rule-strong);padding:.3rem .5rem;color:var(--ink);border-radius:0}
input[type=search]{min-width:12rem}
input[type=checkbox]{width:1rem;height:1rem;accent-color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;margin-bottom:var(--s2)}
.chips:empty{display:none}
.chip-lead{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-soft)}
.chip{display:inline-flex;align-items:center;gap:.4rem;background:var(--ink);color:var(--ground);
  font-size:.76rem;padding:.22rem .5rem;border:none;cursor:pointer}
.chip .x{opacity:.6}
.chip:hover .x{opacity:1}

/* PAPER LIST -------------------------------------------------------------- */
.group{margin-bottom:var(--s4)}
.group-head{display:flex;align-items:center;gap:var(--s2);border-bottom:2px solid var(--ink);
  padding-bottom:.3rem;margin-bottom:.2rem}
.group-head h3{font-size:1.05rem}
.group-head .count{font-size:.78rem;color:var(--ink-soft)}
.group-head .swatch{width:.7rem;height:.7rem;flex:0 0 auto}
.paper{display:grid;grid-template-columns:1fr 5.5rem;gap:var(--s3);padding:.7rem 0;
  border-bottom:1px solid var(--rule)}
.paper .t{font-size:.95rem;line-height:1.35}
.paper .t a{border-bottom-color:transparent}
.paper .meta{font-size:.8rem;color:var(--ink-soft);margin-top:.2rem;display:flex;
  flex-wrap:wrap;align-items:center;gap:.35rem}
.paper .tag{display:inline-flex;align-items:center;gap:.3rem}
.paper .tag i{width:.55rem;height:.55rem;display:inline-block}
.paper .au{font-size:.8rem;color:var(--ink-soft);margin-top:.15rem}
.paper .au .self{color:var(--ink);font-weight:600}
.paper .au button{background:none;border:none;padding:0;cursor:pointer;font-size:inherit;
  color:inherit;border-bottom:1px dotted var(--rule-strong)}
.paper .au button:hover{color:var(--c-journal);border-bottom-color:var(--c-journal)}
.paper .au button.on{color:var(--ink);font-weight:600;border-bottom:1px solid var(--ink)}
.paper .ids{font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--ink-soft);margin-top:.25rem}
.paper .cites{text-align:right}
.paper.version{padding-left:1.9rem;position:relative;padding-top:.45rem;border-bottom-style:dotted}
.paper.version::before{content:"";position:absolute;left:.55rem;top:-.1rem;
  width:.85rem;height:1.05rem;border-left:1px solid var(--rule-strong);
  border-bottom:1px solid var(--rule-strong)}
.paper.version .t{font-size:.88rem}
.paper.version .vlabel{font-size:.7rem;text-transform:uppercase;letter-spacing:.04em;
  color:var(--ink-soft);margin-bottom:.1rem}
.paper .cites .n{display:block;font-family:"IBM Plex Serif",serif;font-size:1.15rem;line-height:1.1}
.paper .cites .cl{display:block;font-size:.68rem;color:var(--ink-soft);margin-top:.15rem}

/* NETWORK ----------------------------------------------------------------- */
.net-wrap{position:relative;background:var(--panel);border:1px solid var(--rule)}
#network{width:100%;height:560px;display:block;touch-action:none}
@media(max-width:760px){#network{height:420px}}
.net-legend{position:absolute;left:var(--s2);bottom:var(--s2);font-size:.74rem;
  color:var(--ink-soft);background:rgba(244,245,242,.88);padding:.35rem .5rem}
.node circle{cursor:pointer;stroke:var(--panel);stroke-width:1.5}
.node text{font-size:10px;fill:var(--ink);pointer-events:none}
.node.dim{opacity:.18}
.link{stroke:var(--rule-strong);stroke-opacity:.55}
.link.dim{stroke-opacity:.07}
.link.hot{stroke:var(--ink);stroke-opacity:.75}

/* CV BLOCKS --------------------------------------------------------------- */
.cvcols{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:var(--s4)}
.cvsub h3{font-size:1.05rem;border-bottom:2px solid var(--ink);padding-bottom:.3rem;margin-bottom:.4rem}

.tl{list-style:none;margin:0;padding:0}
.tl li{display:grid;grid-template-columns:8.5rem 1fr;gap:var(--s2);
  padding:.65rem 0;border-bottom:1px solid var(--rule)}
.tl li:last-child{border-bottom:none}
.tl .when{font-size:.78rem;color:var(--ink-soft);white-space:nowrap}
.tl .when .dur{display:block;font-size:.72rem;opacity:.75;white-space:nowrap}
.cvwide{margin-top:var(--s4)}
.cvwide .tl li{grid-template-columns:10.5rem 1fr}
@media(max-width:520px){.cvwide .tl li{grid-template-columns:1fr}}
.tl .now{color:var(--c-journal);font-weight:600}
.tl .soon{color:var(--c-review);font-weight:600}
.tl .what{font-size:.93rem;line-height:1.35}
.tl .org{font-size:.83rem;color:var(--ink-soft);margin-top:.1rem}
.tl .sub{font-size:.79rem;color:var(--ink-soft);margin-top:.2rem}
.tl .sub em{font-style:normal;color:var(--ink)}
@media(max-width:520px){.tl li{grid-template-columns:1fr}.tl .when{margin-bottom:.15rem}}

/* PODCASTS ---------------------------------------------------------------- */
.pods{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:var(--s3)}
.pod{display:flex;flex-direction:column}
.pod .body{padding:var(--s2) 0 0;display:flex;flex-direction:column;gap:.6rem;flex:1}
.pod p{margin:0;font-size:.83rem;color:var(--ink-soft);line-height:1.45}
.pod .rel{font-size:.76rem;color:var(--ink-soft);border-top:1px solid var(--rule);
  padding-top:.45rem;margin-top:auto}
.pod .rel b{font-weight:500;color:var(--ink);display:block;font-size:.7rem;
  text-transform:uppercase;letter-spacing:.04em;margin-bottom:.15rem}
.pod .rel a{color:var(--ink-soft);border-bottom:1px solid var(--rule)}
.pod .rel a:hover{color:var(--c-journal);border-bottom-color:var(--c-journal)}
.pod .frame{line-height:0}
.pod .frame iframe{border:none;border-radius:12px;width:100%;display:block}
.pod .frame .go{font-size:.8rem;line-height:1.4}

/* OPEN SOFTWARE AND DATA -------------------------------------------------- */
.soft{list-style:none;margin:0;padding:0}
.soft-item{display:grid;grid-template-columns:11rem 1fr;gap:var(--s3);
  padding:var(--s3) 0;border-bottom:1px solid var(--rule)}
.soft-item:first-child{padding-top:0}
.soft-item:last-child{border-bottom:none}
.soft-item .sname h3{font-size:1.02rem;line-height:1.2}
.soft-item .lang{display:inline-block;margin-top:.25rem;font-size:.7rem;
  text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft)}
.soft-item .sbody{min-width:0;display:flex;flex-direction:column;gap:.5rem}
.soft-item p{margin:0;font-size:.86rem;color:var(--ink-soft);line-height:1.5;max-width:68ch}
.soft-item .rel{font-size:.76rem;color:var(--ink-soft);border-top:1px solid var(--rule);
  padding-top:.45rem}
.soft-item .rel b{font-weight:500;color:var(--ink);display:block;font-size:.7rem;
  text-transform:uppercase;letter-spacing:.04em;margin-bottom:.15rem}
.soft-item .rel span{display:block;margin-bottom:.15rem}
.soft-item .rel a{color:var(--ink-soft);border-bottom:1px solid var(--rule)}
.soft-item .rel a:hover{color:var(--c-journal);border-bottom-color:var(--c-journal)}
@media(max-width:560px){.soft-item{grid-template-columns:1fr;gap:.5rem}}

/* a row of small links, shared by software entries and outreach items */
.links{display:flex;flex-wrap:wrap;gap:.2rem .9rem;font-size:.8rem}
.links a{white-space:nowrap}
.tl .links{margin-top:.25rem}

/* OUTREACH ---------------------------------------------------------------- */
#outreach-cols .tl li{grid-template-columns:7rem 1fr}
.links .lk{display:inline-flex;align-items:baseline;gap:.3rem;white-space:nowrap}
.links .pw{font-size:.68rem;text-transform:uppercase;letter-spacing:.04em;
  color:var(--ink-soft);border:1px solid var(--rule-strong);padding:0 .25rem;line-height:1.4}
@media(max-width:520px){#outreach-cols .tl li{grid-template-columns:1fr}}

/* TOOLS ------------------------------------------------------------------- */
.tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:var(--s3)}
.tool{background:var(--panel);border:1px solid var(--rule);display:flex;flex-direction:column}
.tool a.shot{display:block;border:none;line-height:0;background:var(--ground);
  border-bottom:1px solid var(--rule)}
.tool a.shot img,.tool a.shot svg{width:100%;height:150px;object-fit:cover;display:block}
.tool .body{padding:var(--s2) var(--s3) var(--s3);display:flex;flex-direction:column;gap:.45rem;flex:1}
.tool h3{font-size:1.02rem}
.tool p{margin:0;font-size:.83rem;color:var(--ink-soft);line-height:1.45}
.tool .rel{font-size:.76rem;color:var(--ink-soft);border-top:1px solid var(--rule);padding-top:.45rem;margin-top:auto}
.tool .rel b{font-weight:500;color:var(--ink);display:block;font-size:.7rem;
  text-transform:uppercase;letter-spacing:.04em;margin-bottom:.15rem}
.tool .rel a{color:var(--ink-soft);border-bottom:1px solid var(--rule)}
.tool .rel a:hover{color:var(--c-journal);border-bottom-color:var(--c-journal)}
.tool .rel span{display:block;margin-bottom:.15rem}
.tool .go{font-size:.8rem;align-self:flex-start}

.loaderr{background:var(--panel);border:1px solid var(--rule);border-left:3px solid var(--c-thesis);
  padding:var(--s3);max-width:60ch;margin-top:var(--s5)}
.loaderr h2{font-size:1.2rem;margin-bottom:.4rem}
.loaderr p{font-size:.88rem;color:var(--ink-soft);margin:.4rem 0}
.loaderr code{font-family:"IBM Plex Mono",monospace;font-size:.82rem;background:var(--ground);padding:.05rem .25rem}
/* PER-PAPER CITATION SPARK ------------------------------------------------ */
.paper .cites button.cbtn{display:block;width:100%;background:none;border:none;padding:0;
  margin:0;cursor:pointer;color:inherit;font:inherit;text-align:right}
.paper .cites button.cbtn .n{display:inline-block;
  border-bottom:1px dotted var(--rule-strong)}
.paper .cites button.cbtn:hover .n{color:var(--c-journal);border-bottom-color:var(--c-journal)}
.paper .cites button.cbtn:hover .cl{color:var(--c-journal)}
.paper .cites button.cbtn:focus-visible{outline:2px solid var(--c-journal);outline-offset:2px}
.spark{position:absolute;z-index:40;width:18.5rem;background:var(--ink);color:var(--ground);
  padding:.6rem .7rem .5rem;box-shadow:0 8px 24px rgba(0,0,0,.28)}
.spark .sh{display:flex;align-items:flex-start;gap:.5rem;
  font-size:.8rem;line-height:1.3;font-weight:600;margin-bottom:.15rem}
.spark .sh button.x{margin-left:auto;flex:0 0 auto;background:none;border:none;padding:0 0 0 .2rem;
  color:var(--ground);opacity:.6;cursor:pointer;font-size:1.1rem;line-height:1;font-family:inherit}
.spark .sh button.x:hover{opacity:1}
.spark .ss{font-size:.72rem;opacity:.65;margin-bottom:.35rem}
.spark svg.sfig{width:100%;height:auto;display:block;overflow:visible}
.spark .sbar{pointer-events:none}
.spark .sbar rect{fill:var(--ground);fill-opacity:.6}
.spark .sbar text.n{font-size:8px;fill:var(--ground);fill-opacity:.8}
.spark .sfig .grid line{stroke:var(--ground);stroke-opacity:.14}
.spark .sfig .axis text{fill:var(--ground);fill-opacity:.6;font-size:8px}
.spark .sfig .axis .domain,.spark .sfig .axis line{stroke:var(--ground);stroke-opacity:.3}

footer{border-top:1px solid var(--rule-strong);padding:var(--s3) 0 var(--s5);
  font-size:.8rem;color:var(--ink-soft);max-width:78ch}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}