/* ==========================================================================
   INSEAD TOM PhD — shared stylesheet
   Design system inherited from antoinedesir.com (same tokens, type, grid).
   ========================================================================== */

:root {
  color-scheme: light;

  --bg:        #fcfdfc;
  --surface:   #eef1ef;
  --ink:       #141816;
  --ink-2:     #555f5a;
  --ink-3:     #869089;
  --rule:      #e1e7e3;
  --accent:    #00614a;
  --accent-bg: #e7f0ec;
  --warn:      #8a5300;
  --warn-bg:   #f7efdf;

  --icon-moon: block;
  --icon-sun:  none;

  --serif: "Newsreader", Charter, "Iowan Old Style", Georgia, serif;
  --sans:  "IBM Plex Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono:  "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --gutter: 7.5rem;
  --gap:    2.75rem;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg:        #0f1211;
  --surface:   #191e1c;
  --ink:       #e6eae8;
  --ink-2:     #9aa5a0;
  --ink-3:     #6e7873;
  --rule:      #262d2a;
  --accent:    #5cb795;
  --accent-bg: #15251f;
  --warn:      #d8a03f;
  --warn-bg:   #2b2417;
  --icon-moon: none;
  --icon-sun:  block;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15.5px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.page {
  position: relative;
  max-width: 64rem;
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) clamp(1.25rem, 5vw, 3rem) 5rem;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  transition: border-color .15s ease, color .15s ease;
}
a:hover { border-bottom-color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ---------- theme toggle ---------- */

.theme-toggle {
  position: absolute;
  top: clamp(1.5rem, 4vw, 2.5rem);
  right: clamp(1.25rem, 5vw, 3rem);
  width: 2.1rem; height: 2.1rem;
  display: grid; place-items: center;
  padding: 0;
  border: 1px solid var(--rule);
  border-radius: 50%;
  background: transparent;
  color: var(--ink-3);
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease;
}
.theme-toggle:hover { color: var(--ink); border-color: var(--ink-3); }
.theme-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.theme-toggle svg { width: 1rem; height: 1rem; display: block; }
.i-moon { display: var(--icon-moon); }
.i-sun  { display: var(--icon-sun); }

/* ---------- masthead ---------- */

.masthead {
  display: grid;
  grid-template-columns: var(--gutter) 1fr;
  gap: 0 var(--gap);
  align-items: start;
  padding-bottom: 2.75rem;
}

.crest {
  width: 100%;
  max-width: 5.2rem;
  margin-left: auto;
  display: block;
}

.masthead h1 {
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-weight: 400;
  font-size: clamp(2.1rem, 5.2vw, 2.85rem);
  line-height: 1.04;
  letter-spacing: -0.018em;
  margin: -0.14em 0 0.6rem;
  text-wrap: balance;
}

.role { margin: 0; color: var(--ink-2); line-height: 1.5; }
.role .chair {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05em;
  color: var(--ink);
  margin-top: .18rem;
}

.links {
  display: flex; flex-wrap: wrap; gap: .4rem 1.35rem;
  margin-top: 1.4rem;
  font-family: var(--mono); font-size: .78rem;
}

.nav {
  display: flex; flex-wrap: wrap; gap: .35rem 1.15rem;
  margin-top: 1.25rem; padding-top: 1.1rem;
  border-top: 1px solid var(--rule);
  font-family: var(--mono); font-size: .72rem;
  text-transform: uppercase; letter-spacing: .085em;
}
.nav a { color: var(--ink-3); border-bottom: none; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom: 1px solid var(--accent); }

/* ---------- sections ---------- */

.section {
  display: grid;
  grid-template-columns: var(--gutter) 1fr;
  gap: 0 var(--gap);
  padding-top: 2.6rem;
  border-top: 1px solid var(--rule);
  margin-top: 2.6rem;
}

.section > h2 {
  grid-column: 1;
  margin: .18rem 0 0;
  font-family: var(--mono);
  font-size: .7rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: .11em;
  color: var(--ink-3); text-align: right; line-height: 1.5;
}
.section > h2 .sub {
  display: block;
  text-transform: none; letter-spacing: 0;
  font-size: .95em; color: var(--ink-3);
  opacity: .8; margin-top: .2rem;
}

.body { grid-column: 2; min-width: 0; }
.body > p { margin: 0 0 1.05em; max-width: 68ch; color: var(--ink-2); }
.body > p:last-child { margin-bottom: 0; }
.body > p strong { color: var(--ink); font-weight: 500; }

.lede {
  font-family: var(--serif);
  font-size: 1.06rem; font-style: italic;
  color: var(--ink) !important; line-height: 1.5;
}

/* ---------- entries ---------- */

.list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1.5rem; }
.list.compact { gap: 1.05rem; }
.list.roomy   { gap: 2.1rem; }
.list > li { max-width: none; }

.t { display: block; font-weight: 500; color: var(--ink); line-height: 1.42; margin-bottom: .12rem; }
.t a { color: var(--ink); border-bottom-color: var(--rule); }
.t a:hover { color: var(--accent); border-bottom-color: var(--accent); }

.a { display: block; color: var(--ink-2); font-size: .93em; }

.v { display: block; font-size: .93em; color: var(--ink-2); margin-top: .06rem; }
.v em { font-family: var(--serif); font-style: italic; font-size: 1.06em; color: var(--ink); }
.v .cite {
  font-family: var(--mono); font-size: .84em; color: var(--ink-3);
  letter-spacing: -.01em; font-variant-numeric: tabular-nums;
}
.v .code {
  font-family: var(--mono); font-size: .8em;
  margin-left: .5rem; white-space: nowrap;
}

.note {
  margin-top: .5rem; padding-left: .85rem;
  border-left: 2px solid var(--rule);
  font-size: .85em; line-height: 1.5; color: var(--ink-3);
}
.note span { display: block; }

.status {
  display: inline-block;
  padding: .12rem .5rem .1rem;
  background: var(--accent-bg); color: var(--accent);
  border-radius: 2px;
  font-family: var(--mono); font-size: .715rem;
  white-space: nowrap;
}
.status.quiet { background: var(--surface); color: var(--ink-3); }

.subhead {
  font-family: var(--mono);
  font-size: .7rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: .11em;
  color: var(--ink-3);
  margin: 1.9rem 0 .75rem;
}
.subhead:first-child { margin-top: 0; }

/* ---------- people ---------- */

.person { display: block; }

.person-head {
  display: flex; flex-wrap: wrap; align-items: baseline;
  gap: .35rem .7rem;
}
.person-head .name {
  font-family: var(--serif);
  font-size: 1.22rem; font-weight: 400;
  letter-spacing: -.01em;
  color: var(--ink); line-height: 1.25;
}
.person-head .name a { color: var(--ink); border-bottom-color: var(--rule); }
.person-head .name a:hover { color: var(--accent); border-bottom-color: var(--accent); }

.person .meta {
  display: block; margin-top: .18rem;
  font-size: .93em; color: var(--ink-2);
}
.person .meta .k {
  font-family: var(--mono); font-size: .78rem;
  text-transform: uppercase; letter-spacing: .07em;
  color: var(--ink-3); margin-right: .45rem;
}
.person .topic {
  display: block; margin-top: .12rem;
  font-family: var(--serif); font-style: italic;
  font-size: 1.02rem; color: var(--ink);
}

/* ---------- milestone track ---------- */

.track {
  list-style: none;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  margin: .95rem 0 0; padding: 0;
  min-width: 26rem;
}

.track-wrap { margin-top: .1rem; overflow-x: auto; padding-bottom: .2rem; }

.track .step {
  position: relative;
  padding-top: .95rem;
  text-align: center;
}

/* connector line: drawn to the left of each dot except the first */
.track .step::before {
  content: "";
  position: absolute;
  top: .34rem; left: -50%; width: 100%;
  height: 1px; background: var(--rule);
}
.track .step:first-child::before { display: none; }
.track .step.done::before,
.track .step.current::before { background: var(--accent); }

.track .step::after {
  content: "";
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: .5rem; height: .5rem;
  border-radius: 50%;
  border: 1px solid var(--rule);
  background: var(--bg);
  box-sizing: border-box;
}
.track .step.done::after    { background: var(--accent); border-color: var(--accent); }
.track .step.current::after { background: var(--bg); border-color: var(--accent); border-width: 2px; width: .62rem; height: .62rem; top: -.06rem; }

.track .lbl {
  display: block;
  font-family: var(--mono); font-size: .625rem;
  text-transform: uppercase; letter-spacing: .06em;
  line-height: 1.35;
  color: var(--ink-3);
  padding: 0 .2rem;
}
.track .step.done .lbl    { color: var(--ink-2); }
.track .step.current .lbl { color: var(--accent); }

.track .when {
  display: block;
  font-family: var(--mono); font-size: .6rem;
  color: var(--ink-3); opacity: .75;
  font-variant-numeric: tabular-nums;
}

/* ---------- key / legend ---------- */

.key {
  display: flex; flex-wrap: wrap; gap: .3rem 1.3rem;
  margin: 0; padding: 0; list-style: none;
  font-family: var(--mono); font-size: .68rem;
  color: var(--ink-3);
}
.key li { display: flex; align-items: center; gap: .4rem; }
.key .swatch {
  width: .5rem; height: .5rem; border-radius: 50%;
  border: 1px solid var(--rule); background: var(--bg);
  flex: none;
}
.key .swatch.done    { background: var(--accent); border-color: var(--accent); }
.key .swatch.current { border: 2px solid var(--accent); }

/* ---------- table ---------- */

.tbl { width: 100%; border-collapse: collapse; font-size: .93em; }
.tbl th {
  text-align: left; font-weight: 500;
  font-family: var(--mono); font-size: .68rem;
  text-transform: uppercase; letter-spacing: .09em;
  color: var(--ink-3);
  padding: 0 1rem .5rem 0;
  border-bottom: 1px solid var(--rule);
  white-space: nowrap;
}
.tbl td {
  padding: .62rem 1rem .62rem 0;
  border-bottom: 1px solid var(--rule);
  color: var(--ink-2); vertical-align: baseline;
}
.tbl td:first-child { color: var(--ink); }
.tbl tr:last-child td { border-bottom: none; }
.tbl .num { font-family: var(--mono); font-size: .88em; font-variant-numeric: tabular-nums; white-space: nowrap; }
.tbl-wrap { overflow-x: auto; }

/* ---------- callout ---------- */

.callout {
  margin: 0 0 1.6rem;
  padding: .7rem .9rem;
  background: var(--surface);
  border-left: 2px solid var(--ink-3);
  border-radius: 2px;
  font-family: var(--mono); font-size: .72rem;
  line-height: 1.6; color: var(--ink-2);
}
.callout strong { color: var(--ink); font-weight: 500; }


/* ==========================================================================
   DASHBOARD COMPONENTS
   ========================================================================== */

.muted { color: var(--ink-3); }
.status.warn { background: var(--warn-bg); color: var(--warn); }

/* ---------- what needs attention ---------- */

.alerts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10.5rem, 1fr));
  gap: 1.1rem 1.6rem;
}
.alert { border-top: 1px solid var(--rule); padding-top: .65rem; }
.alert-n {
  display: block;
  font-family: var(--serif); font-weight: 300;
  font-size: 2rem; line-height: 1; letter-spacing: -.02em;
  color: var(--ink);
}
.alert.warn  .alert-n { color: var(--warn); }
.alert.empty .alert-n { color: var(--ink-3); }
.alert-l {
  display: block; margin-top: .3rem;
  font-family: var(--mono); font-size: .655rem;
  text-transform: uppercase; letter-spacing: .09em;
  color: var(--ink-3); line-height: 1.45;
}
.alert ul {
  list-style: none; margin: .55rem 0 0; padding: 0;
  font-size: .8rem; line-height: 1.5; color: var(--ink-2);
}
.alert li { margin-bottom: .12rem; }

/* ---------- reading-list tabs ---------- */

.tabs {
  display: flex; flex-wrap: wrap; gap: .4rem;
  margin: 0 0 1.3rem;
}
.tabs button {
  display: inline-flex; align-items: baseline; gap: .4rem;
  padding: .3rem .65rem .28rem;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 2px;
  color: var(--ink-2);
  font-family: var(--mono); font-size: .69rem;
  letter-spacing: .03em;
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.tabs button:hover { color: var(--ink); border-color: var(--ink-3); }
.tabs button[aria-selected="true"] {
  background: var(--accent-bg);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent);
}
.tabs button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.tab-n { font-size: .62rem; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.tabs button[aria-selected="true"] .tab-n { color: var(--accent); }

/* ---------- planned dates on a card track ---------- */

.track .when.plan { font-style: italic; opacity: .95; }

/* ---------- cohort flow ----------
   One shared axis. The two cohort-wide milestones fall on year boundaries, so
   each is drawn as a line running the full height of the chart, labelled
   underneath. Year labels sit directly on the top rule. */

.flow { margin: 0 0 .3rem; }

.flow-scale,
.flow-cols {
  display: grid;
  grid-template-columns: repeat(var(--cols, 6), minmax(0, 1fr));
}

.flow-scale {
  padding-bottom: .4rem;
  border-bottom: 1px solid var(--rule);
}
.fy {
  font-family: var(--mono); font-size: .62rem;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-3);
  text-align: center;
  padding: 0 .25rem;
  border-left: 1px solid var(--rule);
}
.fy:first-child { border-left: none; }

/* portraits, with the gate lines drawn over them */
.flow-body { position: relative; padding-top: 1.1rem; }

.gate {
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 0;
  border-left: 1px dashed color-mix(in srgb, var(--accent) 65%, transparent);
  pointer-events: none;
}

.fcol {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 0 .35rem 1.1rem;
  border-left: 1px solid var(--rule);
  min-height: 4rem;
}
.fcol:first-child { border-left: none; }
.fcol-none { font-family: var(--mono); font-size: .7rem; color: var(--ink-3); }

/* gate labels, below the bottom rule */
.flow-feet {
  position: relative;
  height: 2.4rem;
  border-top: 1px solid var(--rule);
}
.gate-l {
  position: absolute;
  top: .4rem; left: 0;
  transform: translateX(-50%);
  font-family: var(--mono); font-size: .615rem;
  letter-spacing: .04em; line-height: 1.35;
  color: var(--ink-2);
  text-align: center;
  white-space: nowrap;
}

.fp {
  display: block;
  width: 100%;
  max-width: 5.2rem;
  text-align: center;
  border-bottom: none;
  color: var(--ink);
}
.fp:hover .av { border-color: var(--accent); }
.fp:hover .fp-n { color: var(--accent); }

.av {
  display: grid; place-items: center;
  width: 2.75rem; height: 2.75rem;
  margin: 0 auto .3rem;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--rule);
  object-fit: cover;
  transition: border-color .15s ease;
}
.av.mono {
  font-family: var(--serif); font-weight: 400;
  font-size: .92rem; letter-spacing: .02em;
  color: var(--ink-2);
}

/* ringed once the highlighted milestone is passed */
.fp.hi .av { border: 2px solid var(--accent); }

.key .swatch.av-hi { border: 2px solid var(--accent); background: var(--surface); }
.key .swatch.av-no { border: 1px solid var(--rule); background: var(--surface); }

.fp-n {
  display: block;
  font-size: .68rem; line-height: 1.25;
  color: var(--ink);
  transition: color .15s ease;
}

@media (max-width: 46rem) {
  .fp { width: 3rem; }
  .av { width: 2.2rem; height: 2.2rem; }
  .fp-n { font-size: .62rem; }
  .gate-l {
    font-size: .57rem;
    white-space: normal;
    max-width: 4.6rem;
  }
  .gate-l:nth-of-type(even) { top: 1.9rem; }
  .flow-feet { height: 4.2rem; }
}

/* ---------- student cards ---------- */

.cards { display: grid; gap: 1.35rem; }

.card {
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 1.05rem 1.2rem 1.15rem;
}
.card.flagged { border-left: 2px solid var(--warn); }

.card-head {
  display: flex; flex-wrap: wrap;
  justify-content: space-between; align-items: baseline;
  gap: .3rem .8rem;
}
.card .name {
  font-family: var(--serif); font-weight: 400;
  font-size: 1.2rem; letter-spacing: -.01em;
  color: var(--ink); line-height: 1.25;
}
.card .name a { color: var(--ink); border-bottom-color: var(--rule); }
.card .name a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.card-tags { display: flex; flex-wrap: wrap; gap: .3rem; }

.card .topic {
  margin: .2rem 0 0;
  font-family: var(--serif); font-style: italic;
  font-size: 1.02rem; color: var(--ink); line-height: 1.4;
}

.facts {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .1rem .85rem;
  margin: .8rem 0 0;
  font-size: .89rem;
}
.facts dt {
  font-family: var(--mono); font-size: .655rem;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-3); line-height: 1.9;
}
.facts dd { margin: 0; color: var(--ink-2); }

.card .track-wrap { margin-top: .95rem; }
.card .subhead { margin: 1.15rem 0 .55rem; }
.card .list .t { font-size: .93em; }

.track .step.late .lbl  { color: var(--warn); }
.track .step.late::after { border-color: var(--warn); }
.track .when.late { color: var(--warn); opacity: 1; }

/* ---------- course calendar ---------- */

.cal {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: .55rem;
}
.cal-head {
  border-bottom: 1px solid var(--rule);
  padding-bottom: .35rem; margin-bottom: .5rem;
}
.cal-p {
  font-family: var(--mono); font-size: .74rem; font-weight: 500;
  color: var(--ink); letter-spacing: .04em;
}
.cal-m {
  display: block;
  font-family: var(--mono); font-size: .6rem;
  color: var(--ink-3);
}
.cal-none { margin: 0; color: var(--ink-3); font-family: var(--mono); font-size: .7rem; }

.chip {
  display: block;
  margin-bottom: .4rem;
  padding: .42rem .55rem .45rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: transparent;
}
.chip:hover { border-color: var(--ink-3); }
.chip.own { border-color: color-mix(in srgb, var(--accent) 35%, transparent); background: var(--accent-bg); }
.chip.own:hover { border-color: var(--accent); }
.chip-t {
  display: block;
  font-size: .78rem; line-height: 1.32; color: var(--ink);
}
.chip-m {
  display: block; margin-top: .12rem;
  font-family: var(--mono); font-size: .6rem;
  color: var(--ink-3);
}
.cal-band { margin-top: .5rem; }
.cal-band .chip { margin-bottom: 0; }

/* ==========================================================================
   COHORT EDITOR
   Only ever visible on cohort.html; remove assets/editor.js and none of this
   is reachable.
   ========================================================================== */

.ebar {
  display: flex; flex-wrap: wrap; align-items: center; gap: .5rem;
  margin-bottom: .4rem;
}

.btn {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .03em;
  padding: .34rem .7rem .32rem;
  background: transparent;
  color: var(--ink-2);
  border: 1px solid var(--rule);
  border-radius: 2px;
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.btn:hover:not(:disabled) { color: var(--ink); border-color: var(--ink-3); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary {
  background: var(--accent-bg);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent);
}
.btn.primary:hover { border-color: var(--accent); }
.btn.tiny { font-size: .64rem; padding: .22rem .5rem .2rem; }
.btn.danger { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, transparent); }
.btn.danger:hover { color: var(--warn); border-color: var(--warn); }

.ebar-s {
  font-family: var(--mono); font-size: .68rem;
  color: var(--ink-3);
  display: inline-flex; align-items: center; gap: .35rem;
}
.ebar-s .dot {
  width: .4rem; height: .4rem; border-radius: 50%;
  background: var(--warn);
}

.eroster {
  display: flex; flex-wrap: wrap; align-items: center; gap: .35rem;
  margin: .55rem 0 .1rem;
}
.eroster-l {
  font-family: var(--mono); font-size: .62rem;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-3); margin-right: .2rem;
}
.chipbtn {
  display: inline-flex; align-items: baseline; gap: .35rem;
  padding: .26rem .55rem .24rem;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 2px;
  color: var(--ink-2);
  font-family: var(--sans); font-size: .78rem;
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.chipbtn:hover { color: var(--ink); border-color: var(--ink-3); }
.chipbtn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.chipbtn.on {
  background: var(--accent-bg);
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  color: var(--accent);
}
.chipbtn-y {
  font-family: var(--mono); font-size: .6rem;
  color: var(--ink-3); font-variant-numeric: tabular-nums;
}
.chipbtn.on .chipbtn-y { color: var(--accent); }

body.editing .fp { cursor: pointer; }

.card-edit {
  font-family: var(--mono); font-size: .64rem;
  padding: .1rem .45rem .08rem;
  background: transparent;
  color: var(--ink-3);
  border: 1px solid var(--rule);
  border-radius: 2px;
  cursor: pointer;
}
.card-edit:hover { color: var(--accent); border-color: var(--accent); }

/* ---- the form panel ---- */

.epanel {
  border: 1px solid var(--rule);
  border-left: 2px solid var(--accent);
  border-radius: 3px;
  padding: 1rem 1.1rem 1.15rem;
  margin: .9rem 0 .3rem;
  display: flex; flex-direction: column; gap: .85rem;
}
.epanel-h {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: .6rem; flex-wrap: wrap;
  padding-bottom: .1rem;
}
.epanel-h strong {
  font-family: var(--serif); font-weight: 400; font-size: 1.1rem;
  color: var(--ink);
}
.epanel-a { display: flex; gap: .35rem; }

.egrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: .75rem;
}

.ef { display: block; }
.ef-l {
  display: block; margin-bottom: .22rem;
  font-family: var(--mono); font-size: .62rem;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-3);
}
.ef-h {
  display: block; margin-top: .22rem;
  font-family: var(--mono); font-size: .6rem;
  color: var(--ink-3); line-height: 1.5;
}

.ei {
  width: 100%;
  font-family: var(--sans); font-size: .88rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: .32rem .45rem;
}
.ei:focus { outline: none; border-color: var(--accent); }
textarea.ei { resize: vertical; line-height: 1.5; }
select.ei { font-family: var(--mono); font-size: .78rem; }

.erow { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .4rem; }
.erow .ei { flex: 1 1 8rem; width: auto; }

.echecks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: .1rem .6rem;
}
.ecb {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .84rem; color: var(--ink-2);
  white-space: nowrap;
}
.ecb input { accent-color: var(--accent); }

.etbl { width: 100%; border-collapse: collapse; }
.etbl th {
  text-align: left; font-weight: 500;
  font-family: var(--mono); font-size: .6rem;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-3);
  padding: 0 .5rem .3rem 0;
}
.etbl td {
  padding: .18rem .5rem .18rem 0;
  font-size: .85rem; color: var(--ink-2);
  vertical-align: middle;
}
.etbl td:first-child { width: 40%; color: var(--ink); }
.etbl .ef-h { display: inline; margin-left: .4rem; }

.epaper {
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: .5rem .55rem .6rem;
  margin-bottom: .45rem;
}

/* ---- empty state ---- */

.empty-state {
  border: 1px dashed var(--rule);
  border-radius: 3px;
  padding: 1.4rem 1.2rem;
  text-align: center;
  color: var(--ink-3);
}
.empty-state p { margin: 0; max-width: none; color: var(--ink-3); }

/* ==========================================================================
   ALUMNI: MAP, CHARTS, TILES
   One hue throughout — these are single-series charts, so identity is never
   carried by colour and no categorical palette is needed.
   ========================================================================== */

/* ---------- shared tooltip ---------- */

.tip {
  position: fixed; z-index: 50;
  max-width: 17rem;
  padding: .45rem .6rem;
  background: var(--ink);
  color: var(--bg);
  border-radius: 3px;
  font-size: .78rem; line-height: 1.45;
  pointer-events: none;
  box-shadow: 0 2px 10px rgba(0,0,0,.16);
}
.tip strong { font-weight: 500; }
.tip span { color: color-mix(in srgb, var(--bg) 60%, transparent); }

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

.mapwrap { margin: 0 0 .8rem; }

.worldmap {
  display: block; width: 100%; height: auto;
  overflow: visible;
}
.worldmap .land {
  fill: var(--surface);
  stroke: var(--rule);
  stroke-width: 0.6;
}
.worldmap .arc {
  fill: none;
  stroke: color-mix(in srgb, var(--accent) 45%, transparent);
  stroke-width: 1.1;
}
.worldmap .spot {
  fill: var(--accent);
  fill-opacity: .8;
  stroke: var(--bg);
  stroke-width: 1.2;
  cursor: default;
  transition: fill-opacity .15s ease;
}
.worldmap .spot:hover { fill-opacity: 1; }

.worldmap .home circle { fill: none; stroke: var(--warn); stroke-width: 1.6; }
.worldmap .home circle:first-child { fill: var(--warn); stroke: none; }
.worldmap .home .ring { stroke-opacity: .45; }

.key .swatch.spot-k { background: var(--accent); border-color: var(--accent); }
.key .swatch.home-k { background: var(--warn); border-color: var(--warn); }

/* ---------- scatter + trend ---------- */

.chartwrap { margin: 0 0 .5rem; }
.chart { display: block; width: 100%; height: auto; overflow: visible; }

.chart .g { stroke: var(--rule); stroke-width: 1; }
.chart .axis { stroke: var(--ink-3); stroke-width: 1; opacity: .55; }

.chart .ax {
  font-family: var(--mono); font-size: 13px;
  fill: var(--ink-3);
}
.chart .axl {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: .08em; text-transform: uppercase;
  fill: var(--ink-3);
}

.chart .pt {
  fill: var(--accent);
  fill-opacity: .62;
  /* a ring in the page colour so overlapping points stay countable */
  stroke: var(--bg); stroke-width: 1.6;
  transition: fill-opacity .15s ease;
}
.chart .pt:hover { fill-opacity: 1; }

.chart .trend {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.4;
  stroke-linecap: round;
}
.chart .trendl {
  font-family: var(--mono); font-size: 12.5px;
  fill: var(--accent);
}
.chart .ptl {
  font-family: var(--sans); font-size: 13px;
  fill: var(--ink-2);
}

/* ---------- stat tiles ---------- */

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr));
  gap: 1rem 1.6rem;
  margin-bottom: 1.6rem;
}
.tile { border-top: 1px solid var(--rule); padding-top: .6rem; }
.tile-n {
  display: block;
  font-family: var(--serif); font-weight: 300;
  font-size: 2rem; line-height: 1; letter-spacing: -.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.tile-l {
  display: block; margin-top: .3rem;
  font-family: var(--mono); font-size: .645rem;
  text-transform: uppercase; letter-spacing: .09em;
  color: var(--ink-3); line-height: 1.45;
}

/* ---------- horizontal bars ---------- */

.hbars { display: flex; flex-direction: column; gap: 3px; margin-bottom: 1.6rem; }
.hbar {
  display: grid;
  grid-template-columns: minmax(6rem, 11rem) 1fr 3.2rem;
  align-items: center;
  gap: .7rem;
  cursor: default;
}
.hbar-l {
  font-size: .84rem; color: var(--ink-2);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.hbar-t { height: 12px; background: transparent; }
.hbar-f {
  display: block; height: 100%;
  background: var(--accent);
  opacity: .85;
  border-radius: 0 3px 3px 0;
  transition: opacity .15s ease;
}
.hbar:hover .hbar-f { opacity: 1; }
.hbar-v {
  font-family: var(--mono); font-size: .72rem;
  color: var(--ink-2); text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ---------- vertical bars ---------- */

.vbars {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 2px;
  align-items: end;
  height: 6.5rem;
  margin-bottom: 1.6rem;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0;
}
.vbar {
  display: flex; flex-direction: column; justify-content: flex-end;
  height: 100%;
  cursor: default;
}
.vbar-t { display: block; height: 100%; display: flex; align-items: flex-end; }
.vbar-f {
  display: block; width: 100%;
  background: var(--accent);
  opacity: .85;
  border-radius: 3px 3px 0 0;
  min-height: 2px;
  transition: opacity .15s ease;
}
.vbar.zero .vbar-f { background: var(--rule); min-height: 1px; }
.vbar:hover .vbar-f { opacity: 1; }
.vbar-l {
  display: block; margin-top: .3rem;
  font-family: var(--mono); font-size: .55rem;
  color: var(--ink-3); text-align: center;
  height: .8rem;
}

@media (max-width: 34rem) {
  .hbar { grid-template-columns: minmax(4.5rem, 8rem) 1fr 2.6rem; gap: .45rem; }
  .vbars { height: 5rem; }
}

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

.foot {
  display: grid;
  grid-template-columns: var(--gutter) 1fr;
  gap: 0 var(--gap);
  margin-top: 3.5rem; padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-family: var(--mono); font-size: .72rem;
  color: var(--ink-3); line-height: 1.7;
}
.foot > div { grid-column: 2; }
.foot .upd { margin: 0; }
.foot .foot-nav { display: flex; flex-wrap: wrap; gap: .2rem 1.1rem; margin-top: .35rem; }
.foot a { color: var(--ink-3); border-bottom: none; }
.foot a:hover { color: var(--ink); }

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

/* On phones the six-step track will not fit side by side; stack it. */
@media (max-width: 30rem) {
  .track-wrap { overflow-x: visible; }
  .track {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    min-width: 0;
    row-gap: .55rem;
    margin-top: .8rem;
  }

  .track .step {
    padding: 0 0 0 .95rem;
    text-align: left;
  }

  /* connector now runs downward, from this dot to the next */
  .track .step::before {
    top: .5rem; left: .25rem;
    width: 1px; height: calc(100% + .55rem);
    background: var(--rule);
  }
  .track .step:first-child::before { display: block; }
  .track .step:last-child::before  { display: none; }
  .track .step.done::before        { background: var(--accent); }
  .track .step.current::before     { background: var(--rule); }

  .track .step::after {
    top: .25rem; left: .25rem;
    transform: translateX(-50%);
  }
  .track .step.current::after { top: .19rem; }

  .track .lbl  { display: inline; font-size: .66rem; }
  .track .when { display: inline; margin-left: .45rem; font-size: .64rem; }
}

@media (max-width: 46rem) {
  .masthead, .section, .foot { grid-template-columns: 1fr; gap: 0; }
  .section > h2 { text-align: left; margin-bottom: 1rem; }
  .body, .foot > div { grid-column: 1; }
  .crest { width: 3.4rem; margin-left: 0; margin-bottom: 1.4rem; }
  .masthead h1 { margin-top: 0; }

  .cal { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 34rem) {
  .cal { grid-template-columns: 1fr; }
}

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

@media print {
  :root { --bg: #fff; --ink: #000; --ink-2: #333; --ink-3: #555; --rule: #ccc; --accent: #000; }
  .nav, .theme-toggle, .callout { display: none; }
  .page { max-width: none; padding: 0; }
  a { border-bottom: none; }
}

/* ==========================================================================
   RESEARCH: CO-AUTHORSHIP NETWORK, PUBLICATIONS  (assets/research.js)
   Accent = TOM faculty, warn = our own PhD students and alumni, grey = the
   rest of the world. Colours are read from these tokens at draw time, so the
   canvas follows the theme toggle.
   ========================================================================== */

.net-tools {
  display: flex; flex-wrap: wrap; align-items: center; gap: .5rem .8rem;
  margin: 0 0 .7rem;
}
.net-find, .pf-q {
  flex: 1 1 14rem; max-width: 22rem;
  padding: .34rem .6rem;
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--rule); border-radius: 2px;
  font-family: var(--sans); font-size: .82rem;
}
.net-find:focus, .pf-q:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.net-zoom { display: inline-flex; gap: .3rem; margin-left: auto; }
.net-zoom + .net-out { padding-left: .5rem; border-left: 1px solid var(--rule); }
.net-zoom .chipbtn { min-width: 2rem; justify-content: center; font-family: var(--mono); }

/* The stage is dark in both themes: the network glows (research.js). */
.net-stage {
  position: relative;
  background: transparent;
  margin: 0 0 .8rem;
  overflow: hidden;
}
canvas.net { display: block; width: 100%; cursor: grab; }
/* On a dark page the night stage needs no box either: research.js paints
   it with the page background. */
:root[data-theme="dark"] .net-stage { background: transparent; box-shadow: none; border-radius: 0; }
/* Paper: no stage, the network sits straight on the page. */
.net-stage.paper { background: transparent; box-shadow: none; border-radius: 0; }
.net-out { display: inline-flex; gap: .3rem; }
.net-print { display: none; }
@media print {
  canvas.net, .net-tools, #net-tabs, #network .note { display: none !important; }
  .net-print { display: block; width: 100%; height: auto; }
  .net-stage, .net-stage.paper { background: #fff; box-shadow: none; border-radius: 0; }
}

.key .swatch.net-f { background: #3fbf8e; border-color: #3fbf8e; width: .65rem; height: .65rem; box-shadow: 0 0 6px #6fe0b4; }
.key .swatch.net-p { background: #e2a447; border-color: #e2a447; }
.key .swatch.net-c { background: #9db5ab; border-color: #9db5ab; }
#network:not(.is-full) .key .full-only,
#network.is-faculty .key .phd-key { display: none; }

.muted-p { color: var(--ink-3); font-size: .9em; }

.joint { list-style: none; margin: .35rem 0 0; padding: 0 0 0 .85rem; border-left: 2px solid var(--rule); }
.joint li { font-size: .88em; color: var(--ink-2); margin: .22rem 0; line-height: 1.45; }
.joint a { color: var(--ink-2); border-bottom-color: var(--rule); }
.joint a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.joint .cite, .t .cite {
  font-family: var(--mono); font-size: .78em; font-weight: 400;
  color: var(--ink-3); font-variant-numeric: tabular-nums; margin-left: .2rem;
}

.pairs details summary { cursor: pointer; list-style: none; }
.pairs details summary::-webkit-details-marker { display: none; }
.pairs details summary .t::before {
  content: "+"; display: inline-block; width: 1rem;
  font-family: var(--mono); color: var(--ink-3);
}
.pairs details[open] summary .t::before { content: "−"; }
.pairs .joint { margin-left: .25rem; }

.pf-row { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem; margin: 0 0 .7rem; }
.pf-row:last-child { margin-bottom: 0; }
.pf-row .eroster-l { min-width: 4.2rem; }
.pa strong { font-weight: 500; color: var(--ink); }
ol.ranked { list-style: decimal; padding-left: 2.2rem; }
ol.ranked > li::marker { font-family: var(--mono); font-size: .78em; color: var(--ink-3); }

@media (max-width: 34rem) {
  .net-zoom { margin-left: 0; }
  .pf-row .eroster-l { min-width: 100%; }
}
.net-stage.paper + .key .swatch.net-f { background: var(--accent); border-color: var(--accent); box-shadow: none; }
.net-stage.paper + .key .swatch.net-p { background: #c9831a; border-color: #c9831a; }
.net-stage.paper + .key .swatch.net-c { background: var(--ink-3); border-color: var(--ink-3); }

/* The three network figures sit under the network. */
#net-stats { margin-top: 2rem; }
#net-stats .tiles { margin-bottom: 0; grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* View tabs sit in the network toolbar. */
.net-tools .tabs { margin: 0; }

/* ---------- minimal pages (network, publications, alumni) ----------
   No rule or label between the masthead and the content, little space. */
.page-min .masthead { padding-bottom: 1.6rem; }
.page-min .masthead + .section { border-top: none; margin-top: 0; padding-top: 0; }

/* ---------- second-level tabs, everywhere ----------
   The site nav is the first level: small mono capitals. Anything inside a
   page (network views, alumni list/map/stats, reading lists) is the second
   level: ordinary text, sentence case, active one underlined in the accent. */
.tabs { gap: .3rem 1.4rem; margin: 0 0 1.4rem; }
.tabs button,
.page-network .net-zoom .chipbtn,
.page-network .net-out .chipbtn {
  min-width: 0; padding: 0 0 .15rem;
  background: none; border: none; border-bottom: 1px solid transparent; border-radius: 0;
  color: var(--ink-3);
  font-family: var(--sans); font-size: .88rem; letter-spacing: 0; text-transform: none;
  cursor: pointer;
}
.tabs button:hover,
.page-network .net-zoom .chipbtn:hover,
.page-network .net-out .chipbtn:hover { color: var(--ink); background: none; border-color: transparent; }
.tabs button[aria-selected="true"],
.page-network .net-out .chipbtn.on { color: var(--ink); background: none; border-color: transparent; border-bottom-color: var(--accent); }
.tabs .tab-n { margin-left: .35rem; font-family: var(--mono); font-size: .68rem; color: var(--ink-3); }
.tabs button[aria-selected="true"] .tab-n { color: var(--ink-3); }
.page-network .net-tools { margin-bottom: 1rem; gap: .5rem 1.4rem; }
.page-network .net-zoom, .page-network .net-out { gap: 0 1.1rem; }
.page-network .net-zoom .chipbtn { font-family: var(--mono); }
.page-network .net-zoom + .net-out { padding-left: 1.1rem; border-left: 1px solid var(--rule); }

/* ---------- publications: one quiet bar ---------- */
.pf-bar { display: flex; flex-wrap: wrap; gap: .6rem; }
.pf-bar .pf-q { flex: 1 1 16rem; max-width: none; }
.pf-sel {
  padding: .34rem .6rem;
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--rule); border-radius: 2px;
  font-family: var(--sans); font-size: .82rem;
}
.pf-sel:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }

/* ---------- alumni map zoom ---------- */
.mapzoom { display: flex; justify-content: flex-end; gap: 0 1.1rem; margin: 0 0 .6rem; }
.mapzoom button {
  padding: 0 0 .15rem; background: none; border: none; border-bottom: 1px solid transparent;
  color: var(--ink-3); font-family: var(--mono); font-size: .88rem; cursor: pointer;
}
.mapzoom button[data-z="reset"] { font-family: var(--sans); }
.mapzoom button:hover { color: var(--ink); }
.mapwrap { overflow: hidden; touch-action: pan-y; cursor: grab; }

/* ---------- frozen controls ----------
   The publications search bar and the alumni tabs stay at the top of the
   window while the list scrolls under them. */
.sticky-bar, .sticky-tabs {
  position: sticky; top: var(--topbar-h, 0px); z-index: 20;
  background: var(--bg);
}
.sticky-bar { padding-top: .9rem !important; margin-top: -.9rem !important; padding-bottom: 1rem !important; border-bottom: 1px solid var(--rule); }
.sticky-tabs { padding: .9rem 0 .6rem; margin-top: -.9rem; border-bottom: 1px solid var(--rule); }
.sticky-bar + #pf-list > .section:first-child { border-top: none; }

/* ---------- frozen banner (site.js initTopbar) ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 40;
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
  transform: translateY(-100%); opacity: 0;
  transition: transform .2s ease, opacity .2s ease;
  pointer-events: none;
}
.topbar.on { transform: none; opacity: 1; pointer-events: auto; }
.topbar-in {
  max-width: 64rem; margin: 0 auto;
  padding: .55rem clamp(1.25rem, 5vw, 3rem);
  display: grid; grid-template-columns: var(--gutter) 1fr; gap: 0 var(--gap); align-items: center;
}
.topbar-crest { width: 2rem; height: 2rem; margin-left: auto; display: block; }
.topbar-main { display: flex; align-items: baseline; flex-wrap: wrap; gap: .2rem 1.6rem; }
.topbar-title { font-family: var(--serif); font-size: 1.25rem; color: var(--ink); line-height: 1.2; }
.topbar .nav { margin: 0; padding: 0; border: none; }
@media (max-width: 46rem) {
  .topbar-in { grid-template-columns: auto 1fr; gap: 0 .9rem; }
}
@media print { .topbar { display: none; } }