/* ABHA Lab — hand-written stylesheet. No frameworks, no JavaScript, no external requests. */

/* ---------- Fonts (self-hosted Mukta, SIL OFL — see assets/fonts/LICENSE) ---------- */
@font-face { font-family: "Mukta"; font-weight: 400; font-style: normal; font-display: swap;
  src: url("fonts/mukta-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Mukta"; font-weight: 600; font-style: normal; font-display: swap;
  src: url("fonts/mukta-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Mukta"; font-weight: 700; font-style: normal; font-display: swap;
  src: url("fonts/mukta-latin-700-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Mukta"; font-weight: 400; font-style: normal; font-display: swap;
  src: url("fonts/mukta-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Mukta"; font-weight: 600; font-style: normal; font-display: swap;
  src: url("fonts/mukta-latin-ext-600-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Mukta"; font-weight: 700; font-style: normal; font-display: swap;
  src: url("fonts/mukta-latin-ext-700-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Mukta"; font-weight: 400; font-style: normal; font-display: swap;
  src: url("fonts/mukta-devanagari-400-normal.woff2") format("woff2");
  unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+20F0, U+25CC, U+A830-A839, U+A8E0-A8FF; }
@font-face { font-family: "Mukta"; font-weight: 600; font-style: normal; font-display: swap;
  src: url("fonts/mukta-devanagari-600-normal.woff2") format("woff2");
  unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+20F0, U+25CC, U+A830-A839, U+A8E0-A8FF; }
@font-face { font-family: "Mukta"; font-weight: 700; font-style: normal; font-display: swap;
  src: url("fonts/mukta-devanagari-700-normal.woff2") format("woff2");
  unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+20F0, U+25CC, U+A830-A839, U+A8E0-A8FF; }

/* ---------- Tokens ---------- */
:root {
  --paper:     #F7F8FA;   /* page ground */
  --surface:   #FFFFFF;   /* cards */
  --sunken:    #EEF1F5;   /* quiet panels */
  --ink:       #131B31;   /* deep indigo ink */
  --muted:     #525D76;
  --faint:     #737D93;
  --rule:      #DCE1E9;
  --grid:      #C9D1DD;   /* hex grid lines */
  --glow:      #C77C02;   /* आभा — lamp-light amber; fills and rules */
  --glow-ink:  #8F5600;   /* amber that is dark enough for small text */
  --glow-soft: #F8E7C6;
  --link:      #1D4BA0;
  --band:      #0F1830;   /* dark hero / CTA band */
  --shadow:    0 1px 2px rgba(19,27,49,.05), 0 10px 28px -14px rgba(19,27,49,.22);
  --serif: "Iowan Old Style", "Charter", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans:  "Mukta", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 12px;
  --measure: 68ch;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0B1120; --surface: #121A2D; --sunken: #0E1526; --ink: #E8EDF5; --muted: #A6B1C6; --faint: #838EA5;
    --rule: #253049; --grid: #2B3756; --glow: #F2A93B; --glow-ink: #F2B65A; --glow-soft: #392A10;
    --link: #8FB4FF; --band: #0F1830; --shadow: 0 1px 2px rgba(0,0,0,.3), 0 12px 30px -14px rgba(0,0,0,.6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0B1120; --surface: #121A2D; --sunken: #0E1526; --ink: #E8EDF5; --muted: #A6B1C6; --faint: #838EA5;
  --rule: #253049; --grid: #2B3756; --glow: #F2A93B; --glow-ink: #F2B65A; --glow-soft: #392A10;
  --link: #8FB4FF; --band: #0F1830; --shadow: 0 1px 2px rgba(0,0,0,.3), 0 12px 30px -14px rgba(0,0,0,.6);
  color-scheme: dark;
}

/* Anything on the dark band re-maps the tokens locally, so components work unchanged. */
.on-band {
  --ink: #EEF2F8; --muted: #B3BDD0; --faint: #8C97AE; --rule: rgba(255,255,255,.13);
  --grid: #2A3858; --glow: #F2A93B; --glow-ink: #F5B95E; --glow-soft: rgba(242,169,59,.16);
  --link: #F5C77E; --surface: rgba(255,255,255,.04); --paper: var(--band);
  background: var(--band); color: var(--ink); color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 1.0625rem; line-height: 1.65; font-weight: 400;
}
a { color: var(--link); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--glow); outline-offset: 3px; border-radius: 3px; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 0.5em; letter-spacing: -0.01em; }
h1, h2 { font-family: var(--serif); font-weight: 600; }
h1 { font-size: clamp(2.3rem, 5.4vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.15rem); }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1em; max-width: var(--measure); }
ul, ol { padding-left: 1.2em; }
address { font-style: normal; }
.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--surface); color: var(--ink); padding: 8px 12px; z-index: 50; }
.dev { font-family: var(--sans); }

.eyebrow { display: block; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; color: var(--glow-ink); margin-bottom: .7em; }
.muted { color: var(--muted); }
.lead { font-size: 1.2rem; color: var(--muted); }

/* Buttons and small links */
.btn { display: inline-flex; align-items: center; gap: .5em; padding: .62em 1.2em; border-radius: 999px;
  font-weight: 600; font-size: 1rem; line-height: 1.2; text-decoration: none; border: 1px solid transparent;
  transition: background-color .15s, border-color .15s, color .15s; }
.btn-primary { background: var(--glow); color: #1A1204; }
.btn-primary:hover { background: #F5B95E; }
.btn-ghost { border-color: var(--rule); color: var(--ink); }
.on-band .btn-ghost { border-color: rgba(255,255,255,.32); }
.btn-ghost:hover { border-color: var(--glow); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.more { font-weight: 600; text-decoration: none; white-space: nowrap; }
.more:hover { text-decoration: underline; }

.pill { display: inline-block; font-size: .78rem; font-weight: 600; line-height: 1; padding: .42em .7em .36em; border-radius: 999px;
  background: var(--sunken); color: var(--muted); border: 1px solid var(--rule); white-space: nowrap; }
.pill-glow { background: var(--glow-soft); color: var(--glow-ink); border-color: transparent; }
.pill-open::before { content: ""; display: inline-block; width: .5em; height: .5em; border-radius: 50%; background: #2E9E5B; margin-right: .45em; vertical-align: .05em; }

/* ---------- Top bar + header ---------- */
.topbar { font-size: .85rem; }
.topbar .wrap { display: flex; justify-content: space-between; gap: 16px; padding: 7px 0; color: var(--muted); }
.topbar a { color: var(--muted); text-decoration: none; }
.topbar a:hover { color: var(--ink); }
@media (max-width: 640px) { .topbar .contact { display: none; } }

.site-head { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--surface) 92%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(10px); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--rule); }
.site-head .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 28px; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand-mark { width: 36px; height: 36px; flex: none; }
.brand-mark polygon { fill: var(--ink); }
.brand-mark circle { fill: #F2A93B; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text b { font-family: var(--serif); font-size: 1.3rem; font-weight: 600; letter-spacing: -.01em; }
.brand-text small { font-size: .8rem; color: var(--muted); letter-spacing: .02em; margin-top: 3px; }
.brand-text small span { color: var(--glow-ink); font-weight: 600; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 2px 4px; }
.site-nav a { display: block; color: var(--muted); text-decoration: none; font-weight: 600; font-size: .98rem; padding: 6px 12px; border-radius: 8px; }
.site-nav a:hover { color: var(--ink); background: var(--sunken); }
.site-nav a[aria-current="page"] { color: var(--ink); background: var(--glow-soft); }
.site-nav .nav-cta a { color: var(--glow-ink); }
@media (max-width: 760px) {
  .site-head { position: static; }
  .site-nav { width: 100%; margin-inline: -12px; }
  .site-nav a { padding: 4px 10px; font-size: .95rem; }
}

/* ---------- Hero ---------- */
.hero { padding: 72px 0 64px; position: relative; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
@media (min-width: 900px) { .hero .wrap { grid-template-columns: 6fr 5fr; gap: 56px; } }
.hero-name { font-size: clamp(3rem, 8vw, 4.9rem); line-height: 1; margin-bottom: .2em; }
.hero-name .dev { font-size: .5em; color: var(--glow); font-weight: 600; margin-left: .25em; letter-spacing: 0; }
.hero-expansion { font-family: var(--serif); font-style: italic; font-size: clamp(1.25rem, 2.4vw, 1.55rem); color: var(--ink); margin-bottom: .9em; }
.hero-lede { font-size: 1.18rem; color: var(--muted); }
.hero-affil { font-size: 1rem; color: var(--faint); margin: 0; }
.hero figure { margin: 0; padding: 20px; border: 1px solid var(--rule); border-radius: var(--radius); background: rgba(255,255,255,.025); }
.hero figcaption { color: var(--muted); font-size: .92rem; margin-top: 12px; max-width: 52ch; }

/* Hex field */
.hexfield { width: 100%; height: auto; display: block; }
.hx-grid polygon { fill: none; stroke: var(--grid); stroke-width: 1; }
.hx-visit polygon { fill: var(--glow-soft); stroke: var(--glow); stroke-width: 1.2; }
.hx-path { fill: none; stroke: var(--glow); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 0; }
.hx-end { fill: var(--paper); stroke: var(--ink); stroke-width: 2.5; }
.hx-dest { fill: var(--ink); }
@media (prefers-reduced-motion: no-preference) {
  .hx-path { animation: trace 2.4s cubic-bezier(.45,.05,.3,1) .3s both; }
  .hx-visit polygon { animation: appear 2.4s ease-out .3s both; }
  .hx-dest { animation: appear .4s ease-out 2.6s both; }
  @keyframes trace { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
  @keyframes appear { from { opacity: 0; } to { opacity: 1; } }
}

/* Venue strip */
.venues { border-bottom: 1px solid var(--rule); background: var(--surface); }
.venues .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 28px; padding: 18px 0; }
.venues .label { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 700; color: var(--faint); }
.venues ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 26px; }
.venues li { font-family: var(--serif); font-weight: 600; font-size: 1.08rem; color: var(--muted); }

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section + .section { border-top: 1px solid var(--rule); }
.section.alt { background: var(--surface); }
.sec-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 8px 24px; margin-bottom: 32px; }
.sec-head h2 { margin: 0; }
.sec-head p { margin: 10px 0 0; color: var(--muted); }

/* Page heads */
.page-head { padding: 64px 0 52px; border-bottom: 1px solid var(--rule); background:
  radial-gradient(1200px 300px at 85% -40%, var(--glow-soft), transparent 70%), var(--surface); }
.page-head h1 { margin-bottom: .3em; }
.page-head p { font-size: 1.2rem; color: var(--muted); margin-bottom: 0; }
.page-head .btn-row { margin-top: 24px; }

/* Grids */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 48px; }
@media (min-width: 900px) { .grid-2 { grid-template-columns: 5fr 7fr; gap: 64px; } .grid-2.even { grid-template-columns: 1fr 1fr; } }

/* ---------- Theme cards ---------- */
.cards { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 640px) { .cards { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1040px) { .cards.four { grid-template-columns: repeat(4, 1fr); } .cards.three { grid-template-columns: repeat(3, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 26px 24px 24px;
  display: flex; flex-direction: column; transition: border-color .15s, transform .15s, box-shadow .15s; }
.card p { color: var(--muted); font-size: 1rem; }
.card .more { margin-top: auto; }
a.card { text-decoration: none; color: inherit; }
a.card:hover, .card.hover:hover { border-color: var(--glow); box-shadow: var(--shadow); transform: translateY(-2px); }
.card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.num { font-family: var(--serif); font-size: .95rem; color: var(--faint); font-variant-numeric: tabular-nums; }
.icon { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; background: var(--glow-soft); color: var(--glow-ink); flex: none; }
.icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- News ---------- */
.news { list-style: none; padding: 0; margin: 0; }
.news li { display: grid; grid-template-columns: 6.5rem 1fr; gap: 6px 18px; padding: 16px 0; border-bottom: 1px solid var(--rule); }
.news li:first-child { padding-top: 0; }
.news time { font-size: .9rem; font-weight: 600; color: var(--faint); font-variant-numeric: tabular-nums; letter-spacing: .02em; padding-top: 2px; }
.news .pill { margin-right: 8px; vertical-align: .12em; }
@media (max-width: 520px) { .news li { grid-template-columns: 1fr; } }
.news-year { font-size: 1.5rem; color: var(--muted); margin: 48px 0 16px; font-variant-numeric: tabular-nums; }
.news-year:first-child { margin-top: 0; }
.news.full li:first-child { padding-top: 16px; border-top: 1px solid var(--rule); }

/* ---------- Publications ---------- */
.pubs { list-style: none; padding: 0; margin: 0; }
.pub { display: grid; grid-template-columns: 5.6rem 1fr; gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--rule); }
.pub:first-child { padding-top: 4px; }
.pub-badge { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  border: 1px solid var(--rule); border-radius: 8px; background: var(--surface); padding: 8px 4px; height: fit-content; line-height: 1.15; }
.pub-badge b { font-size: .86rem; font-weight: 700; color: var(--ink); letter-spacing: .01em; }
.pub-badge span { font-size: .78rem; color: var(--faint); font-variant-numeric: tabular-nums; }
.pub-title { font-weight: 600; display: block; font-size: 1.08rem; line-height: 1.35; margin-bottom: 4px; }
.pub-authors { color: var(--muted); display: block; font-size: .98rem; }
.pub-authors .me { color: var(--ink); font-weight: 600; text-decoration: underline; text-decoration-color: var(--glow); text-underline-offset: .2em; }
.pub-venue { display: block; font-size: .98rem; color: var(--muted); }
.pub-venue em { font-style: italic; color: var(--ink); }
.pub-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; }
.pub-meta a { font-size: .82rem; font-weight: 700; text-decoration: none; padding: .25em .7em; border-radius: 6px; border: 1px solid var(--rule); color: var(--link); background: var(--surface); }
.pub-meta a:hover { border-color: var(--link); }
.pub-meta .pill { font-weight: 500; }
@media (max-width: 520px) { .pub { grid-template-columns: 1fr; gap: 8px; } .pub-badge { flex-direction: row; gap: 6px; width: fit-content; padding: 4px 10px; } }
.pubs.compact .pub { grid-template-columns: 5rem 1fr; padding: 16px 0; }
.pubs.compact .pub-title { font-size: 1.02rem; }

.pub-layout { display: grid; grid-template-columns: 1fr; gap: 32px 56px; }
@media (min-width: 980px) { .pub-layout { grid-template-columns: 220px 1fr; } .pub-aside { position: sticky; top: 96px; align-self: start; } }
.pub-aside h2 { font-family: var(--sans); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); margin: 0 0 10px; }
.pub-aside ul { list-style: none; padding: 0; margin: 0 0 28px; display: flex; flex-wrap: wrap; gap: 4px 6px; }
@media (min-width: 980px) { .pub-aside ul { flex-direction: column; } }
.pub-aside a { text-decoration: none; color: var(--muted); font-weight: 600; font-variant-numeric: tabular-nums; }
.pub-aside a:hover { color: var(--ink); }
.pub-aside li span { color: var(--faint); font-weight: 400; }
.stat { font-family: var(--serif); font-size: 2.6rem; line-height: 1; font-weight: 600; }

.year { font-size: 1.5rem; color: var(--muted); margin: 44px 0 8px; font-variant-numeric: tabular-nums; display: flex; align-items: center; gap: 16px; }
.year::after { content: ""; flex: 1; height: 1px; background: var(--rule); }
.pub-year:first-of-type .year { margin-top: 0; }

/* Topic filter: radio chips + :has(). Browsers without :has() simply show everything. */
.filters { border: 0; padding: 0; margin: 0 0 32px; display: flex; flex-wrap: wrap; gap: 8px; }
.filters input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.filters label { cursor: pointer; font-weight: 600; font-size: .95rem; padding: .4em 1em; border-radius: 999px; border: 1px solid var(--rule); background: var(--surface); color: var(--muted); user-select: none; }
.filters label span { color: var(--faint); font-weight: 400; margin-left: 2px; }
.filters label:hover { border-color: var(--glow); color: var(--ink); }
.filters input:checked + label { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.filters input:checked + label span { color: inherit; opacity: .7; }
.filters input:focus-visible + label { outline: 3px solid var(--glow); outline-offset: 2px; }
.filter-legend { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; color: var(--faint); width: 100%; margin-bottom: 4px; padding: 0; }
.pub-browser:has(#f-mob:checked)  .pub:not(.t-mob),
.pub-browser:has(#f-wl:checked)   .pub:not(.t-wl),
.pub-browser:has(#f-anon:checked) .pub:not(.t-anon),
.pub-browser:has(#f-net:checked)  .pub:not(.t-net) { display: none; }
.pub-browser:has(#f-mob:checked)  .pub-year:not(:has(.t-mob)),
.pub-browser:has(#f-wl:checked)   .pub-year:not(:has(.t-wl)),
.pub-browser:has(#f-anon:checked) .pub-year:not(:has(.t-anon)),
.pub-browser:has(#f-net:checked)  .pub-year:not(:has(.t-net)) { display: none; }

/* ---------- People ---------- */
.pi { display: grid; grid-template-columns: 1fr; gap: 32px 48px; background: var(--surface); border: 1px solid var(--rule); border-radius: 16px; padding: 32px; box-shadow: var(--shadow); }
@media (min-width: 860px) { .pi { grid-template-columns: 240px 1fr; padding: 40px; } }
.pi-photo { width: 100%; max-width: 240px; aspect-ratio: 1; }
@media (max-width: 859px) { .pi { padding: 24px; } .pi-photo { max-width: 150px; } }
.hexavatar { width: 100%; aspect-ratio: 1; display: grid; place-items: center; clip-path: polygon(50% 0, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%);
  background: radial-gradient(circle at 50% 40%, #22305A, #0F1830 70%); color: #F2A93B; font-family: var(--serif); font-weight: 600; font-size: clamp(2.6rem, 6vw, 4rem); letter-spacing: .02em; }
.hexavatar img { width: 100%; height: 100%; object-fit: cover; }
.pi h2 { margin-bottom: .15em; }
.pi .role { color: var(--muted); margin-bottom: 1em; font-size: 1.05rem; }
.pi .role b { color: var(--glow-ink); font-weight: 600; }
.links { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 0; padding: 0; list-style: none; }
.links a { display: inline-block; font-size: .92rem; font-weight: 600; text-decoration: none; padding: .35em .9em; border-radius: 999px; border: 1px solid var(--rule); color: var(--ink); }
.links a:hover { border-color: var(--glow); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.tags li { font-size: .92rem; padding: .3em .85em; border-radius: 999px; background: var(--glow-soft); color: var(--glow-ink); font-weight: 600; }
.pi-meta { display: grid; grid-template-columns: 1fr; gap: 24px 40px; margin-top: 32px; padding-top: 28px; border-top: 1px solid var(--rule); }
@media (min-width: 700px) { .pi-meta { grid-template-columns: 1fr 1fr 1fr; } }
.pi-meta h3, .label-h { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); font-weight: 700; margin-bottom: 12px; }
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { position: relative; padding: 0 0 12px 18px; font-size: .98rem; line-height: 1.45; }
.timeline li::before { content: ""; position: absolute; left: 0; top: .5em; width: 7px; height: 7px; border-radius: 50%; background: var(--glow); }
.timeline li::after { content: ""; position: absolute; left: 3px; top: 1.15em; bottom: 0; width: 1px; background: var(--rule); }
.timeline li:last-child::after { display: none; }
.timeline small { display: block; color: var(--muted); font-size: .9rem; }

.members { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; list-style: none; padding: 0; margin: 0; }
.member { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 24px; text-align: center; }
.member .hexavatar { width: 112px; margin: 0 auto 16px; font-size: 2rem; }
.member h4 { font-size: 1.08rem; margin-bottom: 2px; }
.member p { font-size: .92rem; color: var(--muted); margin: 0 auto; }
.member.open { border-style: dashed; background: transparent; display: flex; flex-direction: column; align-items: center; justify-content: center; text-decoration: none; color: inherit; min-height: 240px; transition: border-color .15s, background-color .15s; }
.member.open:hover { border-color: var(--glow); background: var(--surface); }
.member.open .plus { width: 112px; aspect-ratio: 1; margin-bottom: 16px; display: grid; place-items: center; clip-path: polygon(50% 0, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%); background: var(--sunken); color: var(--glow-ink); font-size: 2.4rem; font-weight: 300; }
.member.open .pill { margin-bottom: 10px; }
.pubs.compact .pub-title a { color: var(--ink); text-decoration: none; }
.pubs.compact .pub-title a:hover { color: var(--link); text-decoration: underline; }
.member.open .more { margin-top: 10px; font-size: .92rem; color: var(--link); }

.collab { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0 32px; list-style: none; padding: 0; margin: 0; }
.collab li { padding: 14px 0; border-bottom: 1px solid var(--rule); }
.collab b { display: block; font-weight: 600; }
.collab span { color: var(--muted); font-size: .95rem; }
.inst { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 20px 0 0; }
.inst li { padding: .5em 1.1em; border: 1px solid var(--rule); border-radius: 10px; background: var(--surface); font-weight: 600; }
.inst li span { color: var(--faint); font-weight: 400; }

/* ---------- Research ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr; gap: 20px; counter-reset: step; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.steps li { counter-increment: step; position: relative; background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 26px 24px 22px; }
.steps li::before { content: counter(step, decimal-leading-zero); display: block; font-family: var(--serif); font-size: 1rem; color: var(--glow-ink); font-weight: 600; margin-bottom: 10px; }
.steps h3 { margin-bottom: .35em; }
.steps p { color: var(--muted); font-size: 1rem; margin: 0; }

.callout { border-left: 4px solid var(--glow); background: var(--surface); border-radius: 0 var(--radius) var(--radius) 0; padding: 22px 26px; }
.callout p:last-child { margin-bottom: 0; }
.callout .label-h { margin-bottom: 8px; }

.theme-block { display: grid; grid-template-columns: 1fr; gap: 20px 56px; padding: 44px 0; border-top: 1px solid var(--rule); }
.theme-block:first-of-type { border-top: 0; padding-top: 0; }
@media (min-width: 900px) { .theme-block { grid-template-columns: 7fr 5fr; } }
.theme-block h3 { font-family: var(--serif); font-size: 1.6rem; font-weight: 600; display: flex; align-items: center; gap: 14px; margin-bottom: .6em; }
.theme-block p { color: var(--muted); }
.reps { list-style: none; padding: 0; margin: 0; }
.reps li { padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: .98rem; line-height: 1.4; }
.reps li:last-child { border-bottom: 0; }
.reps a { text-decoration: none; color: var(--ink); font-weight: 600; }
.reps a:hover { color: var(--link); text-decoration: underline; }
.reps span { display: block; color: var(--faint); font-size: .88rem; margin-top: 2px; }

/* ---------- Join ---------- */
.positions .card h3 { font-family: var(--serif); font-size: 1.5rem; font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 16px 0 0; }
.chips li { padding: .35em .9em; border-radius: 999px; border: 1px solid var(--rule); background: var(--surface); font-size: .95rem; font-weight: 600; color: var(--muted); }
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { cursor: pointer; list-style: none; padding: 18px 40px 18px 0; font-weight: 600; font-size: 1.08rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; font-weight: 300; color: var(--glow-ink); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { color: var(--muted); padding-bottom: 8px; }

/* ---------- CTA band ---------- */
.cta { border-radius: 18px; padding: 48px clamp(24px, 5vw, 56px); display: grid; grid-template-columns: 1fr; gap: 24px; align-items: center; position: relative; overflow: hidden; }
@media (min-width: 860px) { .cta { grid-template-columns: 1fr auto; } }
.cta h2 { margin-bottom: .3em; }
.cta p { color: var(--muted); margin: 0; }
.cta .btn-row { margin-top: 0; }

/* ---------- Prose ---------- */
.prose { max-width: 760px; }
.prose li { margin-bottom: .4em; }
.prose li p { margin: 0; }

/* ---------- Footer ---------- */
.site-foot { padding: 56px 0 0; margin-top: 0; font-size: .95rem; }
.foot-grid { display: grid; grid-template-columns: 1fr; gap: 32px 48px; padding-bottom: 40px; }
@media (min-width: 760px) { .foot-grid { grid-template-columns: 2fr 1fr 1fr; } }
.site-foot .brand { margin-bottom: 14px; }
.site-foot p, .site-foot address { color: var(--muted); margin: 0 0 12px; }
.site-foot h2 { font-family: var(--sans); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); margin: 0 0 14px; }
.site-foot ul { list-style: none; padding: 0; margin: 0; }
.site-foot li { margin-bottom: 8px; }
.site-foot a { color: var(--ink); text-decoration: none; }
.site-foot a:hover { color: var(--glow-ink); text-decoration: underline; }
.foot-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding: 20px 0 28px; border-top: 1px solid var(--rule); font-size: .88rem; }
.foot-base p { margin: 0; color: var(--faint); }
.foot-base a { color: var(--muted); text-decoration: underline; }
.venue-note { flex-basis: 100%; margin: 0; font-size: .95rem; color: var(--muted); }