/* ------------------------------------------------------------------
   Lianrui Zuo — site styles
   One serif for reading (Literata), one grotesk for wayfinding (Schibsted).
   Layout: a monograph page — a left margin for dates and labels,
   a text column, and a right margin for notes in long-form writing.
   ------------------------------------------------------------------ */

@font-face { font-family: "Literata"; font-style: normal; font-weight: 200 900; font-display: swap;
  src: url(/assets/fonts/literata-latin-opsz-normal.woff2) format("woff2-variations");
  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: "Literata"; font-style: normal; font-weight: 200 900; font-display: swap;
  src: url(/assets/fonts/literata-latin-ext-opsz-normal.woff2) format("woff2-variations");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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: "Literata"; font-style: italic; font-weight: 200 900; font-display: swap;
  src: url(/assets/fonts/literata-latin-opsz-italic.woff2) format("woff2-variations");
  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: "Literata"; font-style: italic; font-weight: 200 900; font-display: swap;
  src: url(/assets/fonts/literata-latin-ext-opsz-italic.woff2) format("woff2-variations");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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: "Schibsted Grotesk"; font-style: normal; font-weight: 400 900; font-display: swap;
  src: url(/assets/fonts/schibsted-grotesk-latin-wght-normal.woff2) format("woff2-variations");
  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: "Schibsted Grotesk"; font-style: normal; font-weight: 400 900; font-display: swap;
  src: url(/assets/fonts/schibsted-grotesk-latin-ext-wght-normal.woff2) format("woff2-variations");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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; }

:root {
  /* lightbox paper, blue-black ink */
  --paper: #f4f5f2;
  --paper-2: #eaece7;
  --ink: #1b2029;
  --graphite: #5a6170;
  --hairline: #d3d7d0;
  --accent: #2f43a3;
  --accent-soft: #dde2f2;
  --field-in: #1b2029;
  --field-out: #2f43a3;
  --scan-a: #b5650d;
  --scan-b: #0f7f78;

  --serif: "Literata", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "Schibsted Grotesk", "Helvetica Neue", Arial, sans-serif;

  --margin: 10.5rem;   /* left margin column */
  --gap: 3rem;
  --text: 40rem;       /* reading column */
  --side: 14rem;       /* right margin, for notes */

  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14171c;
    --paper-2: #1b1f26;
    --ink: #e3e5e8;
    --graphite: #9ba2ae;
    --hairline: #2c313a;
    --accent: #a3b1f5;
    --accent-soft: #232a45;
    --field-in: #e3e5e8;
    --field-out: #a3b1f5;
    --scan-a: #e8a35a;
    --scan-b: #5cc6bc;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.62;
  font-optical-sizing: auto;
  font-variant-numeric: oldstyle-nums proportional-nums;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
::selection { background: var(--accent-soft); }

a { color: inherit; text-decoration-line: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent); }
a:hover { color: var(--accent); text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--paper); padding: .5rem .75rem; z-index: 10; }
.skip:focus { left: 1rem; }

/* ---------------- page grid ---------------- */
.grid {
  display: grid;
  grid-template-columns:
    [full-start] minmax(1.5rem, 1fr)
    [margin-start] var(--margin) [margin-end] var(--gap)
    [text-start] minmax(0, var(--text)) [text-end] var(--gap)
    [side-start] var(--side) [side-end]
    minmax(1.5rem, 1fr) [full-end];
}
.grid > * { grid-column: text; }
.grid > .wide { grid-column: margin-start / side-end; }
.grid > .full { grid-column: full; }
.grid > .row, .grid > .span { grid-column: margin-start / text-end; }
.row { display: grid; grid-template-columns: var(--margin) var(--gap) minmax(0, var(--text)); align-items: baseline; }
.row > .m { grid-column: 1; }
.row > .t { grid-column: 3; min-width: 0; }

/* margin labels: dates, years, course codes */
.m { font-family: var(--sans); font-size: .8125rem; line-height: 1.5; color: var(--graphite); letter-spacing: .01em; font-variant-numeric: lining-nums; }

/* ---------------- masthead ---------------- */
.masthead { padding-block: 1.75rem 0; display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }
.wordmark { font-size: 1.3rem; font-weight: 520; letter-spacing: -0.01em; text-decoration: none; font-variation-settings: "opsz" 48; }
.wordmark:hover { color: var(--ink); }
.nav { display: flex; gap: 1.6rem; flex-wrap: wrap; font-family: var(--sans); font-size: .9375rem; }
.nav a { text-decoration: none; color: var(--graphite); padding-block: .25rem; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -1.5px 0 var(--accent); }

/* ---------------- type ---------------- */
h1, h2, h3 { font-weight: 450; line-height: 1.2; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 1.5rem + 2.2vw, 2.85rem); letter-spacing: -0.018em; font-variation-settings: "opsz" 72; font-weight: 400; }
h2 { font-size: 1.5rem; letter-spacing: -0.008em; font-variation-settings: "opsz" 36; }
h3 { font-size: 1.125rem; font-weight: 560; }
p { margin: 0 0 1em; }
.lede { font-size: clamp(1.3rem, 1.1rem + .8vw, 1.6rem); line-height: 1.38; font-weight: 380; letter-spacing: -0.006em; font-variation-settings: "opsz" 36; margin-bottom: 1.1rem; text-wrap: pretty; }
.muted { color: var(--graphite); }
.small { font-size: .9rem; }
.sans { font-family: var(--sans); }
em, i { font-style: italic; }
strong, b { font-weight: 620; }

.page-head { padding-block: clamp(3rem, 8vh, 5.5rem) 2.25rem; }
.page-head p { margin-top: 1rem; max-width: 36rem; color: var(--graphite); }

main > section { margin-top: 4.25rem; }

eqn { display: block; }
.section-head { margin-bottom: 1.4rem; }
.section-head h2 { display: inline; }
.section-head .more { font-family: var(--sans); font-size: .875rem; color: var(--graphite); margin-left: .9rem; }

/* ---------------- hero field ---------------- */
.field { margin: clamp(1.75rem, 5vh, 3.25rem) 0 0; position: relative; }
.field canvas { -webkit-mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent); mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent); width: 100%; height: clamp(230px, 40vh, 400px); display: block; touch-action: pan-y; cursor: crosshair; }
.field figcaption { margin-top: .9rem; font-size: .9rem; line-height: 1.5; color: var(--graphite); font-style: italic; max-width: var(--text); }
.field .hint-touch { display: none; }
@media (hover: none) { .field .hint-mouse { display: none; } .field .hint-touch { display: inline; } }
.field figcaption .hint { font-style: normal; font-family: var(--sans); font-size: .8rem; margin-left: .35rem; white-space: nowrap; }

/* ---------------- home intro ---------------- */
.intro { margin-top: 3.25rem; align-items: start; }
.intro .lede { margin-top: -.35rem; }
.portrait { width: 100%; max-width: var(--margin); aspect-ratio: 1; object-fit: cover; border-radius: 2px; filter: saturate(.9); }
.contact { list-style: none; padding: 0; margin: 1.25rem 0 0; display: flex; flex-wrap: wrap; gap: .35rem 1.25rem; font-family: var(--sans); font-size: .875rem; }
.contact a { color: var(--graphite); }
.contact a:hover { color: var(--accent); }

/* research arcs on the home page */
.arcs { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.6rem; }
.arcs h3 { font-size: 1.2rem; font-weight: 500; font-style: italic; margin-bottom: .3rem; }
.arcs p { margin: 0; color: var(--graphite); }

/* generic row lists (news, honors, talks) */
.row-list { list-style: none; padding: 0; margin: 0; display: grid; row-gap: .85rem; }
.row-list .t p { margin: 0; }
.row-list .t .muted { font-size: .92rem; }

/* writing previews */
.entries { list-style: none; margin: 0; padding: 0; display: grid; row-gap: 1.4rem; }
.entries h3 { font-size: 1.15rem; font-weight: 500; margin-bottom: .2rem; }
.entries h3 a { text-decoration: none; }
.entries h3 a:hover { text-decoration: underline; }
.entries p { margin: 0; color: var(--graphite); font-size: .98rem; }
.empty { color: var(--graphite); font-style: italic; }

/* ---------------- research page ---------------- */
.arc { margin-top: 4rem; }
.arc h2 { font-style: italic; font-weight: 420; font-size: 1.75rem; margin-bottom: 1rem; }
.arc .arc-papers { margin-top: 1.5rem; }

/* ---------------- publications ---------------- */
.pubs-tools { position: sticky; top: 0; z-index: 2; background: color-mix(in srgb, var(--paper) 94%, transparent); backdrop-filter: blur(6px); padding-block: .9rem; margin-bottom: 1.25rem; border-bottom: 1px solid var(--hairline); }
.filters { display: flex; flex-wrap: wrap; gap: .4rem 1.1rem; align-items: baseline; font-family: var(--sans); font-size: .875rem; }
.filters button { all: unset; cursor: pointer; color: var(--graphite); padding-block: .2rem; }
.filters button:hover { color: var(--ink); }
.filters button[aria-pressed="true"] { color: var(--ink); box-shadow: inset 0 -1.5px 0 var(--accent); }
.filters button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.filters .n { color: var(--graphite); font-size: .78rem; margin-left: .2rem; font-variant-numeric: lining-nums; }
.filters .sep { width: 1px; height: 1rem; background: var(--hairline); align-self: center; }
.search { all: unset; font-family: var(--sans); font-size: .875rem; border-bottom: 1px solid var(--hairline); padding: .2rem 0; flex: 1 1 100%; margin-top: .35rem; }
.search:focus { border-color: var(--accent); }
.search::placeholder { color: var(--graphite); }

.year-group { margin-bottom: 2.25rem; }
.year-group > .m { font-size: 1.05rem; font-family: var(--serif); color: var(--ink); font-variant-numeric: lining-nums; }
.pub-list { list-style: none; margin: 0; padding: 0; display: grid; row-gap: 1.15rem; }
.pub { line-height: 1.45; }
.pub .title { font-size: 1.02rem; font-weight: 480; text-decoration: none; }
.pub .title:hover { text-decoration: underline; }
.pub .authors { font-size: .9rem; color: var(--graphite); margin-top: .15rem; }
.pub .authors .me { color: var(--ink); font-weight: 600; }
.pub .venue { font-size: .9rem; margin-top: .1rem; }
.pub .venue i { color: var(--ink); }
.tag { font-family: var(--sans); font-size: .75rem; color: var(--graphite); margin-left: .6rem; white-space: nowrap; letter-spacing: .01em; }
.tag.award { color: var(--accent); }
.tag.award::before { content: "✦ "; }
.pub[hidden], .year-group[hidden] { display: none; }
.legend { font-size: .875rem; color: var(--graphite); margin-top: .5rem; }
.counts { font-size: .95rem; color: var(--graphite); }

/* ---------------- teaching ---------------- */
.course { margin-top: 3.5rem; }
.course h2 { margin-bottom: .6rem; }
.course .desc { color: var(--graphite); }
.notes-list { list-style: none; padding: 0; margin: 1.75rem 0 0; display: grid; row-gap: 1.1rem; }
.notes-list h3 { font-size: 1.1rem; font-weight: 500; }
.notes-list h3 a { text-decoration: none; }
.notes-list h3 a:hover { text-decoration: underline; }
.notes-list p { margin: .15rem 0 0; color: var(--graphite); font-size: .95rem; }
.draft-flag { font-family: var(--sans); font-size: .72rem; color: var(--accent); margin-left: .5rem; }

/* ---------------- long-form: lecture notes and journal ---------------- */
.post-head { padding-block: clamp(3rem, 8vh, 5rem) 2rem; }
.post-head .m { padding-top: .9rem; }
.post-meta { font-family: var(--sans); font-size: .85rem; color: var(--graphite); margin-top: 1rem; }
.post-meta span + span::before { content: ""; display: inline-block; width: 1.25rem; }
.prose { counter-reset: fig; }
.prose > * { grid-column: text; }
.prose p, .prose li { hyphens: auto; -webkit-hyphens: auto; }
.prose h2 { margin: 2.6rem 0 .9rem; font-size: 1.45rem; }
.prose h3 { margin: 2rem 0 .6rem; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1em; }
.prose li { margin-bottom: .3em; }
.prose blockquote { margin: 1.5rem 0; padding-left: 1.25rem; border-left: 2px solid var(--hairline); color: var(--graphite); font-style: italic; }
.prose hr { border: 0; height: 1px; background: var(--hairline); margin: 2.5rem 0; }
.prose .header-anchor { text-decoration: none; }
.prose code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .86em; background: var(--paper-2); padding: .08em .3em; border-radius: 3px; }
.prose pre { background: var(--paper-2); padding: 1rem 1.15rem; overflow-x: auto; border-radius: 3px; font-size: .86rem; line-height: 1.55; margin: 1.5rem 0; }
.prose pre code { background: none; padding: 0; font-size: inherit; }
.prose .katex-display { margin: 1.4rem 0; overflow-x: auto; overflow-y: hidden; padding-block: .2rem; }
.prose .katex { font-size: 1.06em; }
.prose table { border-collapse: collapse; margin: 1.5rem 0; font-size: .95rem; font-variant-numeric: lining-nums tabular-nums; }
.prose th, .prose td { padding: .35rem .9rem .35rem 0; border-bottom: 1px solid var(--hairline); text-align: left; }
.prose th { font-family: var(--sans); font-weight: 500; font-size: .82rem; color: var(--graphite); }
.fig { margin: 2rem 0; counter-increment: fig; }
.fig img { max-height: 34rem; width: auto; max-width: 100%; }
.fig img { border-radius: 2px; }
.fig figcaption { font-size: .9rem; color: var(--graphite); margin-top: .6rem; line-height: 1.5; }
.note .fig figcaption::before { content: "Figure " counter(fig) ". "; font-weight: 600; color: var(--ink); }
.footnotes { font-size: .9rem; color: var(--graphite); }
.footnotes-sep { border: 0; height: 1px; background: var(--hairline); margin: 3rem 0 1rem; }

/* margin notes: in the right margin on wide screens, toggled inline otherwise */
.prose > p, .prose > li, .prose > ul, .prose > ol { position: relative; }
.marginnote { position: absolute; right: calc(-1 * (var(--side) + var(--gap))); width: var(--side); margin-top: -1.62rem; padding-top: .2rem; font-size: .84rem; line-height: 1.5; color: var(--graphite); font-family: var(--serif); display: block; }
.mn-check { display: none; }
.mn-toggle { display: none; cursor: pointer; color: var(--accent); font-family: var(--sans); padding: 0 .15rem; }

/* prev / next lecture */
.pager { display: flex; justify-content: space-between; gap: 2rem; margin-top: 3rem; padding-top: 1.25rem; border-top: 1px solid var(--hairline); font-size: .95rem; }
.pager a { text-decoration: none; }
.pager .lab { display: block; font-family: var(--sans); font-size: .78rem; color: var(--graphite); }
.pager .next { text-align: right; margin-left: auto; }

/* ---------------- reader traces ---------------- */
.trace { margin-top: 3.5rem; padding: 1.5rem 0 0; border-top: 1px solid var(--hairline); }
.trace-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.5rem; }
.btn { font: inherit; font-family: var(--sans); font-size: .9rem; color: var(--ink); background: transparent; border: 1px solid var(--ink); border-radius: 999px; padding: .5rem 1.05rem; cursor: pointer; transition: background-color .15s, color .15s; }
.btn:hover { background: var(--ink); color: var(--paper); }
.btn[disabled] { cursor: default; border-color: var(--hairline); color: var(--graphite); background: transparent; }
.trace-status { font-family: var(--sans); font-size: .85rem; color: var(--graphite); }
.trace details { margin-top: 1rem; }
.trace summary { cursor: pointer; font-family: var(--sans); font-size: .9rem; color: var(--graphite); list-style: none; display: inline-flex; gap: .4rem; align-items: baseline; }
.trace summary::-webkit-details-marker { display: none; }
.trace summary::before { content: "+"; display: inline-block; width: .8rem; color: var(--accent); transition: transform .2s; }
.trace details[open] summary::before { transform: rotate(45deg); }
.trace summary:hover { color: var(--ink); }
.trace form { margin-top: 1.1rem; display: grid; gap: .75rem; max-width: 30rem; }
.trace label { display: grid; gap: .25rem; font-family: var(--sans); font-size: .8rem; color: var(--graphite); }
.trace input, .trace textarea { font: inherit; font-size: 1rem; color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid var(--hairline); padding: .15rem 0; border-radius: 0; }
.trace textarea { resize: vertical; min-height: 2.4rem; }
.trace input:focus, .trace textarea:focus { outline: none; border-bottom-color: var(--accent); }
.trace .fine { font-family: var(--sans); font-size: .78rem; color: var(--graphite); margin: 0; }
.trace .hp { position: absolute; left: -5000px; }

.follow { margin-top: 1.5rem; }

/* ---------------- about ---------------- */
.about-portrait { width: 100%; max-width: 13rem; aspect-ratio: 1; object-fit: cover; border-radius: 2px; margin-bottom: 1.5rem; filter: saturate(.9); }

/* ---------------- footer ---------------- */
.colophon { margin-top: 7rem; padding-block: 2rem 3rem; border-top: 1px solid var(--hairline); font-family: var(--sans); font-size: .82rem; color: var(--graphite); }
.colophon .row { row-gap: .5rem; }
.colophon a { color: var(--graphite); }
.colophon a:hover { color: var(--accent); }
.colophon p { margin: 0 0 .35rem; }

/* ---------------- responsive ---------------- */
@media (max-width: 1180px) {
  .grid { grid-template-columns: [full-start] minmax(1.5rem, 1fr) [margin-start] var(--margin) [margin-end] var(--gap) [text-start] minmax(0, var(--text)) [text-end side-start side-end] minmax(1.5rem, 1fr) [full-end]; }
  .grid > .wide { grid-column: margin-start / text-end; }
  .marginnote { display: none; position: static; width: auto; margin: .6rem 0 1rem; padding-left: 1rem; border-left: 2px solid var(--accent-soft); }
  .mn-toggle { display: inline; }
  .mn-check:checked + .marginnote { display: block; }
}
@media (max-width: 860px) {
  :root { --margin: 0px; --gap: 0px; }
  body { font-size: 1.03rem; }
  .grid { grid-template-columns: [full-start] 1rem [margin-start text-start] minmax(0, 1fr) [margin-end text-end side-start side-end] 1rem [full-end]; }
  .grid > .row, .grid > .span, .grid > .wide { grid-column: text; }
  .row { display: block; }
  .row > .m { display: block; margin-bottom: .2rem; }
  .intro .m { margin-bottom: 1.25rem; }
  .portrait { max-width: 7rem; }
  .masthead { padding-top: 1.1rem; gap: .5rem 1.5rem; }
  .masthead { flex-direction: column; align-items: flex-start; }
  .nav { gap: .5rem; font-size: .82rem; width: 100%; justify-content: space-between; flex-wrap: nowrap; white-space: nowrap; }
  .year-group > .m { margin-bottom: .6rem; }
  .pubs-tools { position: static; }
  .search { margin-left: 0; max-width: none; }
  .post-head .m { padding-top: 0; }
  .colophon { margin-top: 5rem; }
}

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

@media print {
  .masthead nav, .trace, .pubs-tools, .colophon, .field { display: none; }
  body { background: #fff; color: #000; }
}
.page-head + .arc, main > .page-head + section { margin-top: 1.25rem; }
.row.top { align-items: start; } .row.top .lede { margin-top: -.35rem; }
.course-list h3 { font-size: 1.15rem; font-weight: 500; }
.course-list h3 a { text-decoration: none; }
.course-list h3 a:hover { text-decoration: underline; }
.course-list p { margin: .15rem 0 0; color: var(--graphite); font-size: .95rem; }
.course-about p { max-width: var(--text); }
.page-head .post-meta { margin-top: 1rem; }

/* figure controls */
.field-foot { margin-left: calc(var(--margin) + var(--gap)); max-width: var(--text); margin-top: .9rem; }
.field-foot figcaption, .grid > .field .field-foot figcaption { margin: .65rem 0 0; }
.field-controls { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { font: inherit; font-family: var(--sans); font-size: .8125rem; color: var(--graphite); background: transparent; border: 1px solid var(--hairline); border-radius: 999px; padding: .3rem .8rem; cursor: pointer; display: inline-flex; align-items: center; gap: .3rem; transition: color .15s, border-color .15s, background-color .15s; }
.chip:hover { color: var(--ink); border-color: var(--graphite); }
.chip[aria-pressed="true"] { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.chip[hidden] { display: none; }
.chip .sw { width: .5rem; height: .5rem; border-radius: 50%; display: inline-block; }
.chip .sw-a { background: var(--scan-a); }
.chip .sw-b { background: var(--scan-b); margin-right: .2rem; margin-left: -.15rem; }
@media (max-width: 860px) { .field-foot { margin-left: 0; } }
@media (max-width: 370px) { .nav { font-size: .76rem; gap: .35rem; } }