/* Night scheme. The palette is still the Worked Review's -- navy, maroon, green, cream --
   but re-tuned for a dark surface: the hues that were fills on white become accents on dark,
   and every "paper" colour is a token so a future change cannot miss a hardcoded #fff. */
:root {
  --bg: #0f141a;          /* page */
  --surface: #171e26;     /* cards, the passage pane, the bottom bar */
  --surface-2: #1e2732;   /* raised chips: letter circles, stat tiles, zebra rows */
  --band: #16222f;        /* the top bar */
  --ink: #e7edf4;
  --head: #cfe0f2;        /* headings -- the old title navy, inverted */
  --muted: #9aa8b6;
  --hair: #2a3542;
  --accent: #6aa9e0;      /* the old navy: borders, the selected choice, buttons */
  --accent-ink: #0d1218;  /* text on top of an accent fill */
  --maroon: #ef8ca3;      /* the student's wrong mark, lightened to carry on dark */
  --maroon-bg: #33161d;
  --green: #5fc79a;
  --green-bg: #13291f;
  --cream: #e8d9a8;       /* call-out text */
  --cream-bg: #241f10;
  --tan: #5c4f22;         /* call-out border */
  --warn: #c08a2e;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-text-size-adjust: 100%;
}
/* Tell the browser this is a dark page, so form controls and the scrollbar follow. */
:root { color-scheme: dark; }
#app.loading { padding: 3rem; text-align: center; color: var(--muted); }

/* ---------------------------------------------------------------- chrome */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: .75rem;
  padding: .55rem .9rem;
  background: var(--band); color: var(--ink);
  border-bottom: 1px solid var(--hair);
  padding-top: max(.55rem, env(safe-area-inset-top));
}
.topbar .who { font-weight: 700; letter-spacing: .01em; }
.topbar .sec { color: var(--muted); font-size: .9rem; }
.topbar .spacer { flex: 1; }
.clock {
  font-variant-numeric: tabular-nums; font-weight: 700; font-size: 1.05rem;
  padding: .15rem .55rem; border-radius: 6px; background: rgba(255,255,255,.09);
}
.clock.warn { background: var(--warn); color: var(--accent-ink); }
.clock.danger { background: var(--maroon); color: var(--accent-ink); animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .55; } }
.savestate { font-size: .8rem; color: var(--muted); min-width: 5.5rem; text-align: right; }
.savestate.pending { color: var(--cream); }
.savestate.error { color: var(--maroon); font-weight: 700; }

/* ---------------------------------------------------------------- layout */
.wrap { max-width: 60rem; margin: 0 auto; padding: 1.25rem 1rem 6rem; }
.card {
  background: var(--surface); border: 1px solid var(--hair); border-radius: 10px;
  padding: 1.25rem 1.4rem; margin-bottom: 1rem;
}
h1 { font-size: 1.5rem; color: var(--head); margin: 0 0 .35rem; }
h2 { font-size: 1.15rem; color: var(--head); margin: 0 0 .6rem; }
p.sub { color: var(--muted); margin: .2rem 0 1rem; }

/* ---------------------------------------------------------------- section list */
.seclist { list-style: none; padding: 0; margin: 0; }
.seclist li {
  display: flex; align-items: baseline; gap: .6rem;
  padding: .55rem .2rem; border-bottom: 1px solid var(--hair);
}
.seclist li:last-child { border-bottom: 0; }
.seclist .nm { font-weight: 600; flex: 1; }
.seclist .meta { color: var(--muted); font-size: .9rem; }
.seclist .tag { font-size: .78rem; padding: .1rem .45rem; border-radius: 999px; }
.tag.done { background: var(--green-bg); color: var(--green); }
.tag.now { background: var(--cream-bg); color: var(--cream); border: 1px solid var(--tan); }
.tag.later { background: var(--surface-2); color: var(--muted); }

/* ---------------------------------------------------------------- reading */
.split { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 62rem) { .split.two { grid-template-columns: 1fr 1fr; align-items: start; } }
.passage {
  background: var(--surface); border: 1px solid var(--hair); border-radius: 10px;
  padding: 1.1rem 1.3rem; max-height: 70vh; overflow: auto;
}
@media (min-width: 62rem) { .passage { position: sticky; top: 4rem; } }
.passage h3 { margin: 0 0 .6rem; font-size: 1rem; color: var(--head); }
.passage p { margin: 0 0 .85rem; }
.passage mark { background: var(--cream-bg); color: var(--cream); border-bottom: 2px solid var(--tan); padding: 0 .1em; }
/* Line-numbered passage, as printed (publish_paper sends the PDF's lines). The number gutter is
   fixed-width and unselectable so a copied passage stays clean; prose paragraphs open with the
   paper's first-line indent, verse does not. */
.passage .lines { line-height: 1.5; }
.passage .pl { display: flex; align-items: baseline; gap: .55rem; }
.passage .pl.para { margin-top: .55rem; }
.passage .pl .ln { flex: 0 0 1.5rem; text-align: right; font-size: .7rem; color: var(--muted); user-select: none; }
.passage .pl .lt { flex: 1 1 auto; min-width: 0; }
.passage .lines:not(.verse) .pl.first .lt { text-indent: 1.1em; }
/* Prose flows to the column; numberFlow() places every fifth printed line number in the gutter. */
.passage .flow { position: relative; padding-left: 2.05rem; line-height: 1.5; }
.passage .flow p { margin: 0; text-indent: 1.1em; }
.passage .flow p + p { margin-top: .55rem; }
.passage .flow .lnum { position: absolute; left: 0; width: 1.5rem; text-align: right; font-size: .7rem;
  color: var(--muted); user-select: none; text-indent: 0; }

/* ---------------------------------------------------------------- question */
.stem { font-size: 1.08rem; margin: 0 0 1rem; }
.stem.headword { font-weight: 700; letter-spacing: .04em; font-size: 1.25rem; }
/* ISEE quantitative comparison: shared info above, the two columns side by side. */
.stem.qc .qcinfo { margin-bottom: .6rem; }
.qccols { width: 100%; border-collapse: collapse; margin: .2rem 0 .4rem; }
.qccols th { font-weight: 600; text-align: center; padding: .3rem .5rem; border-bottom: 1px solid var(--band); }
.qccols td { text-align: center; padding: .6rem .5rem; font-size: 1.1rem; vertical-align: top; width: 50%; }
.qccols td + td, .qccols th + th { border-left: 1px solid var(--band); }
/* The SVG comes out of figs.py at its print size (~180pt wide), which is legible on paper
   and cramped on screen. It carries a viewBox, so widening it scales cleanly. The figures are
   drawn in dark ink for white paper, so they sit on their own light card rather than being
   recoloured -- a geometry diagram has to stay legible more than it has to match the theme. */
.fig { margin: 0 0 1.1rem; }
.fig svg { width: 100%; max-width: 22rem; height: auto; background: #f7f9fb; border-radius: 8px; padding: .4rem; }


/* ---------------------------------------------------------------- navigator */
.navbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  background: var(--band); border-top: 1px solid var(--hair);
  padding: .6rem .9rem calc(.6rem + env(safe-area-inset-bottom));
  display: flex; gap: .6rem; align-items: center;
}
.navbar .spacer { flex: 1; }
button.btn {
  font: inherit; font-weight: 600; cursor: pointer;
  border: 1px solid var(--accent); background: transparent; color: var(--accent);
  border-radius: 8px; padding: .5rem 1rem;
}
button.btn:disabled { opacity: .35; cursor: default; }
button.btn.primary { background: var(--accent); color: var(--accent-ink); }
button.btn.warn { background: var(--maroon); border-color: var(--maroon); color: var(--accent-ink); }
button.btn.ghost { border-color: var(--hair); color: var(--muted); }

/* At phone width the four bottom-bar controls wrap their labels onto two lines and the bar
   grows to eat the question. Tighten the padding and forbid the wrap instead. */
@media (max-width: 30rem) {
  .navbar { gap: .4rem; padding-left: .6rem; padding-right: .6rem; }
  .navbar .btn { padding: .5rem .7rem; }
  .navbar .btn, .navbar .sub { white-space: nowrap; }
}

/* ---------------------------------------------------------------- the exam shell
   Laid out after the official EMA "UL Mini SSAT Practice Test": a fixed sidebar carrying the
   paper name, the clock, the section and the question grid, and a content column with an
   instructions strip above the question. Night colours, but the same furniture. */
.shell { display: grid; grid-template-columns: 22rem 1fr; min-height: 100vh; min-height: 100dvh; }

.side {
  border-right: 1px solid var(--hair); background: var(--surface);
  display: flex; flex-direction: column;
  position: sticky; top: 0; align-self: start;
  height: 100vh; height: 100dvh; overflow: auto;
}
.brand {
  display: flex; align-items: baseline; gap: .6rem;
  padding: 1rem 1.2rem; border-bottom: 1px solid var(--hair);
}
.brand .mark { font-weight: 800; font-size: 1.15rem; letter-spacing: .06em; color: var(--accent); }
.brand .paper { color: var(--muted); font-size: .92rem; }

.timerbox {
  padding: .9rem 1.2rem; border-bottom: 1px solid var(--hair); background: var(--surface-2);
}
.timerbox .tl {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  font-size: .82rem; color: var(--muted); margin-bottom: .2rem;
}
.timerbox .tl b { font-variant-numeric: tabular-nums; font-size: .95rem; color: var(--ink); }
.timerbox .tl b.warn { color: var(--warn); }
.timerbox .tl b.danger { color: var(--maroon); }
button.btn.stop {
  margin-top: .7rem; width: 100%;
  background: var(--maroon); border-color: var(--maroon); color: var(--accent-ink);
  border-radius: 999px; font-size: .95rem;
}

.sidebody { padding: 1rem 1.2rem 1.6rem; }
.secbox {
  border: 1px solid var(--hair); border-radius: 6px; background: var(--bg);
  padding: .55rem .7rem; color: var(--ink); font-size: .92rem; margin-bottom: 1.1rem;
}
.jump { font-weight: 700; color: var(--head); margin-bottom: .6rem; }
.savenote { margin-top: 1rem; font-size: .78rem; color: var(--muted); }
.savenote.pending { color: var(--cream); }
.savenote.error { color: var(--maroon); font-weight: 700; }

/* The numbered grid: filled top-to-bottom, at most 12 to a column. `grid-auto-flow: column`
   with a fixed row count is what enforces the 12 -- the browser opens a new column itself once
   one is full, so 50 questions lay out 12/12/12/12/2 with no arithmetic here. */
.rail {
  display: grid; grid-auto-flow: column; grid-template-rows: repeat(12, auto);
  gap: .34rem; justify-content: start;
}
.rail button {
  width: 2.3rem; height: 2.3rem; border-radius: 50%; cursor: pointer;
  border: 1px solid var(--hair); background: var(--bg); color: var(--muted);
  font: 600 .82rem/1 inherit; font-variant-numeric: tabular-nums;
}
/* Fill carries "answered", the ring carries "flagged", so a question can show both at once. */
.rail button.answered { background: #1d3348; border-color: var(--accent); color: var(--accent); }
.rail button.flagged { border-color: var(--warn); color: var(--warn); border-width: 2px; }
.rail button.flagged:not(.answered) { background: #2a2110; }
.rail button.cur { outline: 2px solid var(--accent); outline-offset: 2px; }
/* Where one reading passage ends and the next begins. */
.rail button.group { box-shadow: 0 -4px 0 -3px var(--muted); }

.main { min-width: 0; display: flex; flex-direction: column; }
.instructions {
  padding: 1rem 1.6rem; border-bottom: 1px solid var(--hair);
  background: var(--surface); color: var(--ink); font-size: .95rem;
}
.instructions b { color: var(--head); }
.mainbody { padding: 1.4rem 1.6rem 2.5rem; max-width: 62rem; }

/* The question itself sits on the page rather than in a card -- the sidebar already supplies
   the frame, and a card inside a framed column reads as a box inside a box. */
.mainbody .card { background: transparent; border: 0; padding: 0; margin: 0 0 1.2rem; }
.qtop { display: flex; align-items: center; gap: .8rem; margin-bottom: .7rem; }
.qtop .n { flex: 1; color: var(--muted); font-size: .85rem; font-weight: 700;
           letter-spacing: .06em; text-transform: uppercase; }

/* Choice rows: the letter in its own gutter behind a rule, as on the official paper. */
.choices { border: 1px solid var(--hair); border-radius: 8px; overflow: hidden; }
.choice {
  display: flex; align-items: stretch; width: 100%; text-align: left;
  border: 0; border-bottom: 1px solid var(--hair); border-radius: 0;
  background: var(--surface); padding: 0; margin: 0;
  font: inherit; color: inherit; cursor: pointer;
  transition: background .12s;
}
.choice:last-child { border-bottom: 0; }
.choice:nth-child(even) { background: var(--surface-2); }
.choice:hover:not(:disabled) { background: #232e3b; }
.choice:disabled { cursor: default; }
.choice .let {
  flex: 0 0 3.2rem; display: grid; place-items: center;
  border-right: 1px solid var(--hair); border-radius: 0;
  background: transparent; color: var(--muted);
  font-weight: 600; font-size: .95rem; height: auto;
}
.choice .txt { padding: .95rem 1.1rem; }
.choice.on { background: #1d3348; box-shadow: inset 4px 0 0 var(--accent); }
.choice.on .let { color: var(--accent); font-weight: 800; }
.choice.right { background: var(--green-bg); box-shadow: inset 4px 0 0 var(--green); }
.choice.right .let { color: var(--green); font-weight: 800; }
.choice.wrong { background: var(--maroon-bg); box-shadow: inset 4px 0 0 var(--maroon); }
.choice.wrong .let { color: var(--maroon); font-weight: 800; }

.pager { display: flex; align-items: center; gap: .7rem; margin-top: 1.3rem; }
.pager .spacer { flex: 1; }
.pager .blanks { color: var(--muted); font-size: .85rem; }

.flagbtn {
  font: 600 .75rem/1 inherit; letter-spacing: .04em; text-transform: uppercase;
  cursor: pointer; white-space: nowrap;
  border: 1px solid var(--hair); background: transparent; color: var(--muted);
  border-radius: 999px; padding: .38rem .7rem;
}
.flagbtn:hover { border-color: var(--warn); color: var(--warn); }
.flagbtn.on { border-color: var(--warn); color: var(--warn); background: #2a2110; }

/* Under ~56rem the sidebar cannot be a sidebar. `display: contents` dissolves it so its three
   blocks become direct children of the shell and can be reordered independently: the paper name
   and the clock stay on top (the clock sticky, so it never scrolls away), the question comes
   next, and the 50-button grid drops BELOW it. Stacked in source order the grid alone filled a
   phone screen and pushed every question under the fold. */
@media (max-width: 56rem) {
  .shell { display: flex; flex-direction: column; min-height: 0; }
  .side { display: contents; }
  .brand { order: 1; padding: .7rem 1rem; }
  .timerbox {
    order: 2; padding: .7rem 1rem;
    position: sticky; top: 0; z-index: 5;
    border-bottom: 1px solid var(--hair);
  }
  .main { order: 3; }
  .sidebody { order: 4; padding: 1rem; border-top: 1px solid var(--hair); }
  .secbox { display: none; }            /* the section name is already in the instructions strip */
  .instructions { padding: .8rem 1rem; font-size: .88rem; }
  .mainbody { padding: 1rem 1rem 1.6rem; }
  .rail { gap: .3rem; }
  .rail button { width: 2.1rem; height: 2.1rem; font-size: .76rem; }
  .choice .let { flex-basis: 2.4rem; }
  .choice .txt { padding: .8rem .9rem; }
  button.btn.stop { margin-top: .55rem; }
}

/* ---------------------------------------------------------------- review */
.scorebar { display: flex; flex-wrap: wrap; gap: .8rem; margin: .8rem 0 0; }
.tile { flex: 1 1 8rem; background: var(--surface-2); border: 1px solid var(--hair); border-radius: 8px; padding: .7rem .9rem; }
.tile .v { font-size: 1.7rem; font-weight: 700; color: var(--head); font-variant-numeric: tabular-nums; }
.tile .k { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
table.sec { width: 100%; border-collapse: collapse; margin-top: 1rem; font-size: .95rem; }
table.sec th, table.sec td { padding: .45rem .5rem; text-align: right; border-bottom: 1px solid var(--hair); }
table.sec th:first-child, table.sec td:first-child { text-align: left; }
table.sec thead th { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }

/* The finish-line hamster: he gets it for handing in, not for scoring well. */
.finish { margin: 1.4rem 0 .2rem; text-align: center; }
.finish img {
  width: 100%; max-width: 26rem; height: auto;
  border-radius: 10px; border: 1px solid var(--hair);
}
.finish .cap { color: var(--muted); font-size: .85rem; margin-top: .5rem; }

/* "study the words you just missed" — the one action worth taking right after hand-in */
.studycta {
  display: flex; align-items: center; gap: .9rem; text-decoration: none;
  background: var(--green-bg); border: 1px solid var(--green); border-radius: 10px;
  padding: .9rem 1.1rem; margin: 1.2rem 0 .2rem; color: var(--fg);
}
.studycta:hover { background: color-mix(in srgb, var(--green) 18%, var(--green-bg)); }
.studycta .n {
  flex: none; min-width: 2.6rem; height: 2.6rem; border-radius: 50%;
  background: var(--green); color: var(--accent-ink);
  display: grid; place-items: center; font-weight: 700; font-size: 1.05rem;
}
.studycta b { color: var(--green); display: block; }
.studycta .sub { color: var(--muted); font-size: .88rem; display: block; margin-top: .15rem; }

.miss { border-left: 3px solid var(--maroon); padding: .1rem 0 .1rem .8rem; margin: 0 0 1.1rem; }
.miss.blank { border-left-color: var(--muted); }
.miss .q { font-weight: 700; color: var(--head); }
.miss .yours { color: var(--maroon); }
.miss .theirs { color: var(--green); font-weight: 600; }
.miss .expl { color: var(--muted); font-size: .93rem; margin-top: .25rem; }
.note { background: var(--cream-bg); border: 1px solid var(--tan); color: var(--cream); border-radius: 8px; padding: .8rem 1rem; margin: 1rem 0; }
.err { background: var(--maroon-bg); border: 1px solid var(--maroon); color: var(--maroon); border-radius: 8px; padding: .8rem 1rem; margin: 1rem 0; }
.kbd { font: 600 .8rem/1 ui-monospace, Menlo, monospace; background: var(--surface-2); border: 1px solid var(--hair); border-radius: 4px; padding: .12rem .35rem; }

/* ---- hand-in celebration -------------------------------------------------
   A few seconds of hamster and confetti before the score. Full-bleed, tappable
   anywhere to skip. The canvas sits above it so confetti falls over the image. */
.cft{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:60}
.celebrate{position:fixed;inset:0;z-index:50;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:1rem;padding:2rem;cursor:pointer;
  background:var(--surface);animation:celebfade .35s ease both}
.celebrate img{width:min(70vw,380px);height:auto;border-radius:18px;
  box-shadow:0 18px 50px rgba(0,0,0,.45);animation:celebpop .5s cubic-bezier(.2,.9,.3,1.2) both}
.celebrate .ccap{font-size:1.15rem;line-height:1.45;text-align:center;max-width:26rem;
  color:var(--ink)}
.celebrate .chint{font-size:.85rem;opacity:.6;letter-spacing:.02em}
@keyframes celebfade{from{opacity:0}to{opacity:1}}
@keyframes celebpop{from{opacity:0;transform:scale(.86)}to{opacity:1;transform:scale(1)}}
@media (prefers-reduced-motion: reduce){
  .celebrate,.celebrate img{animation:none}
}

/* ---- login + homepage ---------------------------------------------------- */
.login{max-width:24rem;margin:0 auto;padding:3.5rem 1.25rem;text-align:center}
.login .logo.big{width:132px;height:auto;border-radius:22px;margin:0 auto .75rem;display:block}
.login h1{font-size:1.45rem;margin:.25rem 0 .5rem}
.login form{display:flex;flex-direction:column;gap:.7rem;margin-top:1.4rem}
.login input{padding:.8rem .9rem;border-radius:10px;border:1px solid #33415a;
  background:var(--surface-2);color:var(--ink);font-size:1rem}
.login input:focus{outline:2px solid var(--accent,#57c08a);outline-offset:1px}
.login button{padding:.8rem 1rem;border-radius:10px;border:0;cursor:pointer;font-size:1rem;
  background:var(--accent,#2f7d5b);color:#fff;font-weight:600}
.loginerr{color:#ff9d9d;font-size:.92rem;margin:.4rem 0 0}

.home .hero{display:flex;align-items:center;gap:1rem;margin:.5rem 0 1.25rem}
.home .hero .logo{width:72px;height:auto;border-radius:16px;flex:0 0 auto}
.home .hero h1{margin:0;font-size:1.5rem}
.home .hero .sub{margin:.2rem 0 0}
.home h2{font-size:1.05rem;margin:.25rem 0 .6rem;letter-spacing:.01em}
/* The row is a container, not a link: the worked-review PDF needs its own anchor, and an
   anchor inside an anchor is invalid HTML. .rowmain carries the grid and the hit area. */
.home .row{display:flex;align-items:center;gap:.5rem;border-radius:9px;
  border-bottom:1px solid #263243}
.home .row:last-child{border-bottom:0}
.home .rowmain{flex:1;min-width:0;display:grid;
  grid-template-columns:6.5rem 1fr 8rem 8.5rem auto;gap:.75rem;
  align-items:center;padding:.7rem .55rem;border-radius:9px;text-decoration:none;
  color:var(--ink)}
.home .row .rev{flex:0 0 auto;font-size:.8rem;text-decoration:none;white-space:nowrap;
  padding:.28rem .6rem;margin-right:.35rem;border-radius:999px;
  border:1px solid #2f4258;color:#9dc7f0;background:#1b2635}
.home .row .rev:hover{background:#24344a;color:#cfe4fa}
.home .row .rev.none{border:0;background:none;
  /* holds the column so the CTAs above and below it still line up */
  width:4.4rem;height:1px;margin-right:.35rem}
.home .cnt{font-weight:400;opacity:.5;font-size:.82rem}
/* "All my papers" on the results page. Quiet enough not to compete with the study CTA, which
   is the thing he should do first, but a real target on a phone (44px tall). */
.homelink{display:inline-block;margin-top:1rem;padding:.6rem 1rem;border-radius:9px;
  text-decoration:none;font-size:.92rem;color:#9dc7f0;background:#1b2635;
  border:1px solid #2f4258}
.homelink:hover{background:#24344a;color:#cfe4fa}
.homelink.bottom{margin-top:1.4rem}

/* A paper sitting has nothing to open, so .rowmain is a <span>: no pointer, no hover lift. */
.home .rowmain.static{cursor:default}
.home .row.paper .rowmain.static:hover{background:none}
.home .row.paper .code{opacity:.9}
.home .row.paper .cta{opacity:.4;font-style:italic}
.home .rowmain:hover{background:var(--surface-2)}
.home .row .code{font-weight:700;letter-spacing:.02em}
.home .row .meta{opacity:.62;font-size:.88rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.home .row .state{font-size:.9rem;opacity:.85}
.home .row .when{font-size:.82rem;opacity:.5}
.home .row .cta{font-size:.88rem;opacity:.75;white-space:nowrap}
.home .row.new .state{color:#7fd6a6;font-weight:600}
.home .row.open .state{color:#e6b95c;font-weight:600}
.home .row.done .state{opacity:.75}
.home .empty{opacity:.6;font-size:.92rem;margin:.2rem 0 .4rem}
.home .note{opacity:.55;font-size:.82rem;margin-top:1.2rem;text-align:center}
@media (max-width:40rem){
  .home .rowmain{grid-template-columns:5rem 1fr auto;row-gap:.15rem}
  .home .row .meta{display:none}
  .home .row .when{grid-column:2/-1;font-size:.75rem}
  .home .row .rev.none{display:none}
}

/* The methodology link under the paper list. Deliberately quiet -- it is a footnote to the
   papers, not a call to action -- but a real link, not the .note callout, which is a warning. */
.home .colophon{margin-top:1.6rem;text-align:center;font-size:.82rem;color:var(--muted)}
.home .colophon a{color:var(--accent);text-decoration:none}
.home .colophon a:hover{text-decoration:underline}

/* Paced sitting: the opt-in on the first section's start screen, and the break countdown. */
label.cadence { display: flex; gap: .7rem; align-items: flex-start; margin: 1rem 0; padding: .8rem 1rem;
  border: 1px solid var(--hair); border-radius: 8px; cursor: pointer; }
label.cadence input { margin-top: .2rem; width: 1.1rem; height: 1.1rem; flex: none; accent-color: var(--accent); }
.breakclock { font: 700 3.2rem/1.1 ui-monospace, Menlo, monospace; color: var(--head); margin: .8rem 0 .2rem;
  font-variant-numeric: tabular-nums; }