/* WSN 2026 planner — kelp palette, mobile first, light + dark */
:root{
  --deep:#173F3A; --teal:#2F6F5E; --teal-2:#3E9C86; --coral:#C8563E; --sun:#D89A2B;
  --sun-ink:#7A4F00;   /* sun-family TEXT on a sun tint: --sun itself is ~2:1 there (WCAG needs 4.5) */
  --on-sun:#1B1B1B;    /* text ON a solid --sun fill (both themes): #fff there is 2.45:1, this is 7:1 */
  --coral-ink:#9E3B26; /* coral-family TEXT (on panel, bg and coral tints): --coral itself is 2.9-4.3:1 there */
  --coral-fill:#AA4935;/* a solid coral fill under #fff text (both themes): plain --coral is 4.32:1, this is 5.65:1 */
  --on-teal:#fff;      /* text ON a solid --teal fill (white in light; dark ink on the dark theme's mint) */
  --teal-hover:#245A4C;/* a --teal fill's hover (white on --teal-2 was 3.3:1) */
  --head-end:#245A4C;  /* the header / dialog-head gradient end, FIXED in both themes: the dark theme's
                          mint --teal there left white text at 2-3:1; this keeps every label on it (incl.
                          its .14-.2 white pills) >= 4.5:1 at any width */
  --bg:#F3F6F5; --panel:#fff; --line:#D8E0DD; --ink:#182420; --ink-2:#3C4A45;
  --ink-3:#5E6D68;     /* muted text: >= 4.9:1 on --bg, --panel and every band tint (#6B7A75 was 4.06-4.14 on them) */
  --shadow:0 1px 2px rgba(11,60,73,.06),0 6px 20px -8px rgba(11,60,73,.16);
  --r:12px;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#141B19; --panel:#1C2523; --line:#2E3A37; --ink:#E6ECE9; --ink-2:#C2CCC8; --ink-3:#8FA09A;
    --deep:#10302B; --teal:#6FBFA7; --teal-2:#8FD4BF;
    --sun-ink:#F0B755;
    --coral-ink:#EE8A6E;
    --on-teal:#10302B; --teal-hover:#8FD4BF;   /* white on the mint --teal is 2.17:1 */
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px -10px rgba(0,0,0,.6);
  }
}
*{box-sizing:border-box}
/* Any class that sets `display` would otherwise beat the browser's built-in
   [hidden]{display:none}, leaving "hidden" elements on screen. */
[hidden]{display:none!important}
html,body{margin:0}
body{
  background:var(--bg); color:var(--ink);
  font:15px/1.5 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased; overflow-wrap:anywhere;
}
.wrap{max-width:1080px;margin:0 auto;padding:0 14px}
a{color:var(--teal)}

/* accessibility primitives ------------------------------------------------
   Kept ABOVE the component rules on purpose: .t-open and .head-btn reset a
   <button> with font:inherit / color:inherit, and the later .t-title,
   .band-title, .card-title rules (same specificity) must still win on size,
   weight and colour so the buttons look exactly like the text they replace. */
/* screen-reader-only text (the standard clip pattern) */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* skip link: off-screen until it has keyboard focus */
.skip{
  position:absolute;left:8px;top:-100px;z-index:100;padding:8px 12px;border-radius:var(--r);
  background:var(--panel);color:var(--teal);font-weight:600;box-shadow:var(--shadow);
}
.skip:focus{top:8px;outline:2px solid var(--teal-2)}
#main:focus{outline:0}
/* a row's title is a real button (the thing that opens the dialog), styled as text */
.t-open{
  font:inherit;color:inherit;background:none;border:0;padding:0;margin:0;
  text-align:left;cursor:pointer;display:block;width:100%;min-width:0;
}
.t-open:focus-visible{outline:2px solid var(--teal-2);outline-offset:2px;border-radius:4px}
/* a collapsible head's heading holds the button that carries aria-expanded */
.head-btn{
  font:inherit;color:inherit;background:none;border:0;padding:0;margin:0;
  text-align:left;cursor:pointer;width:100%;min-width:0;
}
.head-btn:focus-visible{outline:2px solid var(--teal-2);outline-offset:2px;border-radius:6px}
.tgroup-h{flex:1;min-width:0;margin:0;font:inherit}
/* wraps rather than overflows: on a phone the poster-session summary drops under the title */
.tgroup-h .head-btn{display:flex;align-items:center;gap:9px;flex-wrap:wrap;row-gap:2px}
.card-title .head-btn{display:block}

/* top bar */
.topbar{
  background:linear-gradient(135deg,var(--deep),var(--head-end));
  color:#fff; position:sticky; top:0; z-index:30;
  padding:calc(8px + env(safe-area-inset-top)) 0 8px;
}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:10px}
/* the brand takes the room the buttons leave but never less than its h1 (min-width:auto =
   min-content; the subtitle below contributes no width), so on a phone it is the account
   chip's name that gives way, never "WSN 2026" */
.brand{display:flex;align-items:center;gap:9px;flex:1 1 auto}
.brand-mark{display:grid;place-items:center;color:#8ee6f2;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0;flex:1 1 auto}
/* the brand is the page's h1; reset to what the old <b> looked like */
.brand-h1{margin:0;font:inherit;font-size:16px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
/* one line, always: a wrapping subtitle ("Draft program · subject to change") grew the header at
   320 px. width:0 + min-width:100% = as wide as the brand, but adding nothing to its size. */
.brand-text small{font-size:11px;opacity:.75;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:0;min-width:100%}
.profile-chip{
  display:flex;align-items:center;gap:7px;flex:0 1 auto;min-width:0;
  background:rgba(255,255,255,.14); color:#fff; border:1px solid rgba(255,255,255,.2);
  border-radius:999px; padding:4px 10px 4px 4px; cursor:pointer; font:inherit; font-size:13px;
  max-width:46vw;
}
.profile-chip:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.55)}
.topbar-actions{display:flex;align-items:center;gap:8px;flex:0 1 auto;min-width:0}
.round-btn{
  flex:none;width:30px;height:30px;border-radius:50%;cursor:pointer;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);color:#fff;
  display:grid;place-items:center;line-height:0;
}
.round-btn:hover{background:rgba(255,255,255,.28)}
/* a worded pill in the top bar (Support): the round button's 30 px height and chrome */
.text-btn{
  flex:none;height:30px;padding:0 11px;border-radius:999px;cursor:pointer;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);color:#fff;
  font:inherit;font-size:13px;font-weight:600;line-height:1;white-space:nowrap;
}
.text-btn:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.55)}
/* 44 px tall hit areas without a taller header: a transparent box 7 px above and below each
   30 px button (5 px for the 34 px chip), 3 px to each side = half the smallest gap between
   them, so neighbouring areas meet but never overlap. The insets count from the padding box,
   inside the 1 px border, hence one more pixel each way. */
.text-btn,.round-btn,.profile-chip{position:relative}
.text-btn::after,.round-btn::after,.profile-chip::after{content:"";position:absolute;inset:-8px -4px}
.profile-chip::after{inset:-6px -4px}
/* phones: the header stays one 50 px row with Support, Help and the account chip in it -- the
   chip's name ellipsizes inside 30vw and the brand mark makes room, so the subtitle ("Draft ·
   may change") shows whole; under 360 px the chip folds to its avatar (the name stays the
   button's accessible name, visually hidden) rather than an unreadable "Si..." */
@media(max-width:400px){
  .profile-chip{max-width:30vw}
  .brand-mark{display:none}
}
/* above 360 px a long signed-in name would otherwise squeeze the brand down to its h1 and cut
   the subtitle: keep the brand text at least as wide as "Draft · may change" (91 px in Segoe UI,
   a little more in SF / Roboto); the chip's name gives way instead */
@media(min-width:361px){
  .brand-text{min-width:100px}
}
@media(max-width:360px){
  .topbar-actions{gap:6px}
  .text-btn{padding:0 9px}
  .profile-chip{padding:4px;gap:5px}
  #authName{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
}

/* past / now ---------------------------------------------------------------
   Finished talks are dimmed but stay fully usable -- you may still want to open
   one and write it up afterwards. */
.talk.is-past,.mine-row.is-past{opacity:.5}
.talk.is-past:hover,.mine-row.is-past:hover{opacity:.8}
.card.is-past .card-head,.tgroup.is-past .tgroup-head{opacity:.55}
.tgroup.is-past .tgroup-time{color:var(--ink-3)}
.now-badge{
  flex:none;background:var(--coral-fill);color:#fff;border-radius:999px;
  padding:2px 9px;font-size:10.5px;font-weight:800;letter-spacing:.5px;
  text-transform:uppercase;box-shadow:0 0 0 3px color-mix(in srgb,var(--coral) 18%,transparent);
}
.tgroup[data-now="1"] .tgroup-time{color:var(--coral-ink)}

/* My schedule: the Past block */
.past-block{margin:22px 0 8px}
.past-head{
  display:flex;align-items:center;gap:9px;padding:6px 0;cursor:pointer;
  border-top:1px solid var(--line);margin-top:6px;
}
.past-head:hover .past-title{color:var(--ink-2)}
.past-title{font-weight:800;font-size:13px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.6px}
.past-n{font-size:11px;color:var(--ink-3);white-space:nowrap}
.past-block[data-collapsed] .chev{transform:rotate(-90deg)}
.past-rows .day-head{font-size:13px;color:var(--ink-2)}

/* flat time view: groups of talks that start at the same minute */
.tgroup{margin:14px 0 8px}
.tgroup-head{
  display:flex;align-items:center;gap:9px;margin:0 0 8px;padding:5px 0;cursor:pointer;
  position:sticky;top:calc(50px + env(safe-area-inset-top));z-index:10;background:var(--bg);
}
.tgroup-head:hover .tgroup-time{color:var(--teal-2)}
.tgroup-time{font-weight:800;font-size:14px;color:var(--teal);white-space:nowrap;font-variant-numeric:tabular-nums}
.tgroup-tag{
  font-size:11px;font-weight:700;color:var(--on-sun);background:var(--sun);
  border-radius:999px;padding:2px 9px;white-space:nowrap;
}
.tgroup-n{font-size:11px;color:var(--ink-3);white-space:nowrap;min-width:0;overflow:hidden;text-overflow:ellipsis}
.tgroup-rows{
  display:flex;flex-direction:column;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden;
}
.tgroup[data-collapsed] .chev{transform:rotate(-90deg)}
.tgroup.is-poster .tgroup-time{color:var(--sun-ink)}
/* room + session on the row itself, since there is no card header above it */
.t-where{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}
.row-room{
  background:var(--bg);border:1px solid var(--line);border-radius:5px;
  padding:1px 6px;font-size:10.5px;font-weight:700;color:var(--ink-2);
}
.row-sess{font-size:10.5px;font-weight:600;color:var(--ink-3);padding-top:1px}

/* storage / incognito notice */
.notice{
  display:flex;align-items:flex-start;gap:10px;margin:10px 0 0;padding:10px 12px;
  border-radius:var(--r);font-size:12.5px;line-height:1.45;color:var(--ink-2);
  background:color-mix(in srgb,var(--sun) 12%,var(--panel));
  border:1px solid color-mix(in srgb,var(--sun) 38%,transparent);
}
.notice-icon{flex:none;font-size:16px;line-height:1.3}
.notice-body{flex:1;min-width:0}
.notice-body p{margin:0}
.notice-body b{color:var(--ink)}
/* 44x44 hit area (the glyph stays small) -- at 19px this was easy to miss on a
   phone, which read as "the X is broken". Negative margin keeps the layout tight. */
.notice-x{
  flex:none;border:0;background:transparent;color:var(--ink-3);cursor:pointer;
  font-size:20px;line-height:1;border-radius:10px;
  width:44px;height:44px;display:grid;place-items:center;
  margin:-8px -8px -8px 0;-webkit-tap-highlight-color:transparent;
}
.notice-x:hover{color:var(--coral-ink);background:color-mix(in srgb,var(--coral) 12%,transparent)}
.notice-x:active{background:color-mix(in srgb,var(--coral) 22%,transparent);transform:scale(.92)}
.notice-x:focus-visible{outline:2px solid var(--teal-2);outline-offset:-2px}
.notice.is-hard{
  background:color-mix(in srgb,var(--coral) 12%,var(--panel));
  border-color:color-mix(in srgb,var(--coral) 40%,transparent);
}
.notice.is-thanks{
  background:color-mix(in srgb,var(--teal-2) 12%,var(--panel));
  border-color:color-mix(in srgb,var(--teal-2) 40%,transparent);
}
.notice.is-thanks a{color:var(--teal-2);font-weight:700}
/* the name is the chip's only shrinkable part (the avatar and sync dot are flex:none) */
#authName{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.avatar{
  width:24px;height:24px;border-radius:50%;background:var(--coral-fill);color:#fff;
  display:grid;place-items:center;font-size:10px;font-weight:700;flex:none;letter-spacing:.3px;
}
.sync-dot{width:8px;height:8px;border-radius:50%;background:var(--ink-3);flex:none;margin-left:2px}
.sync-dot[data-state="idle"]{background:#5fc28f}
.sync-dot[data-state="pending"],.sync-dot[data-state="syncing"]{background:var(--sun)}
.sync-dot[data-state="error"]{background:var(--coral)}
.sync-dot[data-state="off"]{display:none}
.btn.btn-inline{padding:4px 10px;font-size:12px;margin-left:6px;vertical-align:middle}
.coming{text-align:center;padding:40px 18px;max-width:520px;margin:10px auto 0}
.coming h2{margin:0 0 8px;font-size:18px}
.coming p{margin:0;color:var(--ink-2);font-size:14px;line-height:1.5}

/* view tabs */
.views{display:flex;gap:4px;padding-top:10px;padding-bottom:2px}
.view-tab{
  flex:1;min-width:0;background:transparent;border:0;border-bottom:2px solid transparent;
  padding:9px 4px;font:inherit;font-size:13px;font-weight:600;color:var(--ink-2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:5px;line-height:1.2;
}
.view-tab.is-on{color:var(--teal);border-bottom-color:var(--teal)}
.tab-text{display:inline-flex;align-items:center;min-width:0}
.tab-short{display:none}
.count{
  flex:none;background:var(--coral-fill);color:#fff;border-radius:999px;
  min-width:19px;padding:1px 6px;font-size:11px;font-weight:700;line-height:1.35;
  font-variant-numeric:tabular-nums;
}
.count[data-zero="1"]{background:var(--ink-3);color:var(--panel)}   /* #fff on the dark theme's --ink-3 is 2.7:1 */
@media(max-width:420px){
  .view-tab{font-size:12px;padding:8px 2px;gap:4px}
  .tab-long{display:none}
  .tab-short{display:inline}
}

/* controls */
.controls{display:flex;flex-direction:column;gap:8px;padding:10px 0 8px}
.controls-row{display:flex;gap:8px;flex-wrap:wrap}
.search-wrap{position:relative;flex:1 1 100%;min-width:0}
.search-icon{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--ink-3);pointer-events:none}
/* 16px is the threshold below which iOS Safari zooms into a focused field.
   Every text input sits at or above it so typing never yanks the page around.
   Deliberately NOT solved with maximum-scale/user-scalable on the viewport:
   that stops the zoom but also disables pinch-zoom for everyone. */
#q,#pq{
  width:100%;padding:10px 34px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--panel);color:var(--ink);font:inherit;font-size:16px;
}
#q:focus,#pq:focus,select:focus,.filter-check:focus-within{outline:2px solid var(--teal-2);outline-offset:1px}
.q-clear{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  border:0;background:transparent;color:var(--ink-3);font-size:20px;cursor:pointer;padding:0 6px;line-height:1;
}
select,.filter-check{
  min-height:38px;box-sizing:border-box;border:1px solid var(--line);border-radius:var(--r);
  background:var(--panel);color:var(--ink);font:inherit;font-size:13px;
}
/* Touch devices: selects also trip the iOS under-16px zoom, so lift them there
   only -- on desktop the smaller text keeps the controls row compact. */
@media (pointer: coarse){
  select{font-size:16px}
}
select{
  flex:1 1 140px;padding:8px 10px;min-width:0;
}
.filter-checks{display:flex;gap:8px;flex-wrap:wrap;width:100%}
.filter-check{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:0 9px;color:var(--ink-2);cursor:pointer;flex:1 1 0;min-width:0;
  user-select:none;white-space:nowrap;font-size:12.5px;
}
.filter-check:has(:checked){
  border-color:var(--teal);color:var(--teal);
  background:color-mix(in srgb,var(--teal) 8%,var(--panel));
}
.filter-check input{
  accent-color:var(--teal);width:15px;height:15px;margin:0;flex:none;
}
@media(min-width:560px){
  .filter-check{flex:1 1 0;max-width:none}
}
@media(min-width:760px){
  .controls-row select{flex:1 1 180px}
  .filter-check{flex:0 1 auto}
}

/* day tabs */
.days{display:flex;gap:6px;overflow-x:auto;padding:2px 0 10px;scrollbar-width:none}
.days::-webkit-scrollbar{display:none}
.day-tab{
  flex:none;background:var(--panel);border:1px solid var(--line);color:var(--ink-2);
  border-radius:999px;padding:7px 13px;font:inherit;font-size:13px;font-weight:600;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;line-height:1.2;
}
.day-tab small{font-size:10px;font-weight:500;opacity:.7}
.day-tab.is-on{background:var(--teal);border-color:var(--teal);color:var(--on-teal)}
.day-tab.is-on small{opacity:.85}

/* time block */
.block{margin:16px 0 8px}
.block-head{
  display:flex;align-items:center;gap:9px;margin:0 0 8px;
  position:sticky;top:calc(50px + env(safe-area-inset-top));z-index:10;
  background:var(--bg);padding:5px 0;
}
/* Time headers are short, but Topic headers carry the full theme title (some are
   150+ characters). nowrap forced those off the side of a phone screen, so let
   them wrap and cap the width instead. */
.block-time{margin:0;font-weight:700;font-size:13px;color:var(--teal);min-width:0;overflow-wrap:anywhere;max-width:100%}
.block-line{flex:1;height:1px;background:var(--line)}
.block-n{font-size:11px;color:var(--ink-3)}

/* venue-wide band (tea, lunch, registration, socials) */
.band{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  border:1px dashed var(--line);border-radius:var(--r);
  padding:7px 11px;margin:9px 0;font-size:12px;color:var(--ink-2);
  background:color-mix(in srgb,var(--teal) 4%,var(--panel));
}
.band-time{font-weight:700;color:var(--teal);white-space:nowrap;font-variant-numeric:tabular-nums}
.band-title{font-weight:600;color:var(--ink)}
.band-title.t-open{width:auto}   /* a flex item beside the time, location and star, not a full-width block */
.band-loc{color:var(--ink-3);font-size:11px}
.band[data-b="break"]{background:color-mix(in srgb,var(--sun) 9%,var(--panel))}
.band[data-b="break"] .band-time{color:var(--sun-ink)}
.band[data-b="social"]{background:color-mix(in srgb,var(--coral) 8%,var(--panel))}
.band[data-b="social"] .band-time{color:var(--coral-ink)}
.band[data-b="poster"]{background:color-mix(in srgb,var(--teal-2) 10%,var(--panel))}
.band .star{margin-left:auto}
.band .band-det{flex-basis:100%;font-size:11px;color:var(--ink-3);white-space:pre-line}

/* session card */
.grid{display:grid;gap:9px}
@media(min-width:760px){.grid{grid-template-columns:1fr 1fr}}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);overflow:hidden;
}
.card-head{display:flex;gap:9px;padding:10px 11px;align-items:flex-start;border-bottom:1px solid var(--line);cursor:pointer}
.card-head:hover{background:color-mix(in srgb,var(--teal) 4%,transparent)}
.chev{flex:none;color:var(--ink-3);line-height:0;padding-top:2px;transition:transform .15s}
.card[data-collapsed] .card-head{border-bottom:0}
.card[data-collapsed] .chev{transform:rotate(-90deg)}
.card-sum{color:var(--ink-3)}
.card-sum .sum-pick{color:var(--coral-ink);font-weight:700}
.card-sum .sum-note{color:var(--teal);font-weight:700}
/* the summary is only worth showing when the rows are hidden */
.card:not([data-collapsed]) .card-sum{display:none}
.btn-collapse{flex:0 0 auto;white-space:nowrap}
.code{
  flex:none;background:var(--deep);color:#fff;border-radius:7px;
  padding:3px 7px;font-size:11px;font-weight:700;letter-spacing:.4px;
}
.card-title{margin:0;font-size:13.5px;font-weight:650;line-height:1.35}
.card-meta{display:flex;gap:7px;flex-wrap:wrap;margin-top:4px;font-size:11px;color:var(--ink-3)}
.room{background:var(--bg);border:1px solid var(--line);border-radius:5px;padding:1px 6px;font-weight:600;color:var(--ink-2)}
.card[data-kind="poster"] .code{background:var(--sun);color:var(--on-sun)}
.card[data-kind="plenary"] .code,.card[data-kind="special"] .code{background:var(--coral-fill)}

/* talk row */
.talk{display:flex;gap:9px;padding:8px 11px;border-top:1px solid var(--line);align-items:flex-start}
.talk:first-child{border-top:0}
.talk:hover{background:color-mix(in srgb,var(--teal) 4%,transparent)}
.t-time{flex:none;width:52px;font-size:11px;font-weight:700;color:var(--teal);padding-top:2px;font-variant-numeric:tabular-nums}
.t-body{flex:1;min-width:0}
.t-title{font-size:13px;line-height:1.4}
.t-who{font-size:11.5px;color:var(--ink-2);margin-top:2px}
.t-who .aff{color:var(--ink-3)}
/* the co-author line under the presenter: ONE line of whole names -- app.js fitCoLines() keeps
   the names that fit and counts the rest in "+N more" (the ellipsis is only a safety net for a
   line it could not measure). --ink-3 is >= 4.5:1 on the row, its picked tint and every band.
   Where not even the first name fits beside the Abstract button the button goes under the line
   (.co-full); a first name wider than the whole line may wrap (.co-wrap). */
.t-co{display:flex;flex-wrap:wrap;align-items:center;gap:4px 6px;margin-top:3px;font-size:11.5px;line-height:1.4;color:var(--ink-3);min-width:0}
.co-line{display:flex;align-items:center;gap:6px;flex:1 1 11em;min-width:0}
.co-names{flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.co-more{flex:none;white-space:nowrap}
.t-co.co-full .co-line{flex-basis:100%}
.co-line.co-wrap .co-names{white-space:normal;overflow:visible}
/* The Abstract button: a 24px-tall target, WCAG 2.2 AA's minimum (the header's 44px would add
   ~28px to each of ~430 rows; the row itself already opens the same dialog). The -4px margins
   keep the line one text line tall: the pill reaches into the gaps above and below, where
   there is no other target. */
.abs-btn{
  flex:none;margin:-4px 0 -4px auto;min-height:24px;padding:0 10px;border-radius:999px;cursor:pointer;
  font:inherit;font-size:11px;font-weight:700;line-height:1;color:var(--teal);background:transparent;
  border:1px solid color-mix(in srgb,var(--teal) 72%,transparent);   /* the outline >= 3:1, picked tint included */
}
.abs-btn:hover{background:color-mix(in srgb,var(--teal) 10%,transparent)}
.abs-btn:focus-visible{outline:2px solid var(--teal-2);outline-offset:2px}
/* Phones (<= 460px): beside the co-author line the button left the names ~80px at 375px and
   wrapped under them on ~92% of rows at 320px (+37px a row, WSN review M1). Its box moves into
   the row's left column instead, under the time or board number, where every row has room;
   the line gets the body's whole width. Only the box moves: in the DOM it still follows the
   title, so the tab order stays title, Abstract, star. min-height covers a row too short to
   hold it (no co-author line). */
@media(max-width:460px){
  .talk.has-abs,.mine-row.has-abs{position:relative}
  .talk.has-abs{min-height:62px}
  .mine-row.has-abs{min-height:67px}
  .talk .abs-btn{position:absolute;left:9px;top:30px;margin:0;padding:0 5px;font-size:10.5px}
  .mine-row .abs-btn{position:absolute;left:11px;top:33px;margin:0}
}
.talk.is-cancelled .co-names,.talk.is-cancelled .co-more,.mine-row.is-cancelled .co-names,.mine-row.is-cancelled .co-more{text-decoration:line-through}
.badges{display:inline-flex;gap:4px;flex-wrap:wrap;vertical-align:middle;margin-left:4px}
.badge{font-size:9.5px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;border-radius:4px;padding:1px 5px;background:color-mix(in srgb,var(--teal) 14%,transparent);color:var(--teal)}
.badge.warn{background:color-mix(in srgb,var(--coral) 14%,transparent);color:var(--coral-ink)}
.badge.info{background:color-mix(in srgb,var(--sun) 18%,transparent);color:var(--sun-ink)}
.badge.rsvp{background:color-mix(in srgb,var(--sun) 18%,transparent);color:var(--sun-ink);border:1px solid color-mix(in srgb,var(--sun) 45%,transparent)}
.band .badges{margin-left:0}   /* the band's own flex gap spaces the badge from the title */
.talk.is-cancelled .t-title,.talk.is-cancelled .t-who,.mine-row.is-cancelled .m-title{text-decoration:line-through;color:var(--ink-3)}
/* the My-schedule title is an inline-level <button> (an atomic box): a parent's
   text-decoration does not propagate into it, so strike the button itself */
.mine-row.is-cancelled .m-title .t-open{text-decoration:line-through}
.t-title i,.m-title i,.card-title i,.abstract i,.pr-title i,.pr-ttitle i{font-style:italic}
.star{
  flex:none;border:0;background:transparent;cursor:pointer;min-width:36px;min-height:36px;display:grid;place-items:center;padding:0;margin:-6px -6px -6px 0;
  color:var(--ink-3);line-height:0;
}
.star:hover{background:color-mix(in srgb,var(--coral) 12%,transparent);color:var(--coral)}
.star[aria-pressed="true"]{color:var(--coral)}
.band .star{margin-left:auto}
.talk.is-on{background:color-mix(in srgb,var(--coral) 6%,transparent)}
/* --ink, not inherit: muted text (a band's location, --ink-3) on the highlight was 2.3-3.1:1 */
mark{background:color-mix(in srgb,var(--sun) 45%,transparent);color:var(--ink);border-radius:3px;padding:0 1px}
.poster-board{flex:none;width:52px;font-size:11px;font-weight:800;color:var(--sun-ink);padding-top:2px;font-variant-numeric:tabular-nums}
.talk.is-poster .t-time{display:none}

/* my schedule */
.mine-note{
  margin:10px 0 0;font-size:12px;line-height:1.45;color:var(--ink-2);
  background:color-mix(in srgb,var(--sun) 10%,transparent);
  border:1px solid color-mix(in srgb,var(--sun) 30%,transparent);
  border-radius:var(--r);padding:8px 11px;
}
.mine-bar{display:flex;gap:8px;flex-wrap:wrap;padding:8px 0 10px}
/* the room filter: the same select as the Program's "All rooms" (16px on touch screens), at most
   about 24em wide -- a filter, not a page-wide form field -- and a one-line reminder under it
   while a room is chosen */
.mine-room{margin-top:12px;align-items:center}
.controls-row.mine-room select{flex:0 1 24em;max-width:100%}
.mine-room-note{flex-basis:100%;margin:0;font-size:12px;line-height:1.4;color:var(--ink-3)}
.btn{
  border:1px solid var(--line);background:var(--panel);color:var(--ink);
  border-radius:var(--r);padding:8px 13px;font:inherit;font-size:13px;font-weight:600;cursor:pointer;
}
.btn:hover{border-color:var(--teal);color:var(--teal)}
.btn-primary{background:var(--teal);border-color:var(--teal);color:var(--on-teal)}
.btn-primary:hover{background:var(--teal-hover);border-color:var(--teal-hover);color:var(--on-teal)}
.btn-quiet{color:var(--ink-3)}
.btn-quiet:hover{border-color:var(--coral-ink);color:var(--coral-ink)}

.day-head{
  margin:18px 0 8px;font-size:14px;font-weight:700;
  display:flex;align-items:center;gap:9px;
}
.day-head .pill{font-size:11px;font-weight:600;color:var(--ink-3);background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:2px 8px}
.mine-row{
  display:flex;gap:10px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);padding:10px 11px;margin-bottom:7px;box-shadow:var(--shadow);align-items:flex-start;
}
.mine-row.clash{border-color:var(--coral);border-left-width:3px}
.m-time{flex:none;width:96px;font-size:11.5px;font-weight:700;color:var(--teal);font-variant-numeric:tabular-nums}
/* on a phone a 96px time column plus a 106px indent eats the row, so stack instead */
@media(max-width:460px){
  .mine-row{gap:8px}
  .m-time{width:auto;min-width:74px;font-size:11px}
  .gap-note{margin-left:0;text-align:center}
  .mine-bar .btn{flex:1 1 calc(50% - 4px);text-align:center}
}
.m-body{flex:1;min-width:0}
.m-title{font-size:13.5px;font-weight:600;line-height:1.35}
.m-title .t-open{display:inline;width:auto;max-width:100%}   /* badges keep flowing after the title */
.m-meta{font-size:11.5px;color:var(--ink-2);margin-top:3px}
.clash-tag{
  display:inline-flex;align-items:center;gap:4px;margin-top:5px;
  background:color-mix(in srgb,var(--coral) 14%,transparent);color:var(--coral-ink);
  border-radius:6px;padding:2px 7px;font-size:11px;font-weight:700;
}
.gap-note{font-size:11px;color:var(--ink-3);margin:0 0 7px 106px}

/* empty / notes */
.empty{text-align:center;padding:44px 16px;color:var(--ink-3)}
.empty h3{margin:0 0 6px;color:var(--ink-2);font-size:15px}
/* the search's other days (M7a): "3 matches on Saturday" buttons in the empty state, and one
   "Also ..." line under the results; plain .btn colours (--ink on --panel) */
.day-jumps{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:12px}
.day-also{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;margin:14px 0 6px;font-size:12px;color:var(--ink-2)}
.day-also .btn{padding:5px 11px;font-size:12px}

/* share / qr tab */
.qr-panel{text-align:center;padding:28px 16px 44px;max-width:380px;margin:0 auto}
.qr-lead{margin:0 0 18px;font-size:14px;color:var(--ink-2);line-height:1.45}
.qr-box{
  background:#fff;border-radius:var(--r);padding:14px;display:inline-block;
  box-shadow:var(--shadow);margin:0 auto 14px;color:#5E6D68;font-size:13px;   /* the box is #fff in both themes: the light --ink-3, fixed */
}
.qr-box svg{display:block;max-width:100%;height:auto;border-radius:4px}
.qr-url{
  margin:0 0 14px;font-size:12px;color:var(--ink-2);word-break:break-all;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.qr-fail{margin:0;font-size:13px;color:#3C4A45}   /* on the #fff .qr-box: the light --ink-2, fixed */
.note{
  background:color-mix(in srgb,var(--sun) 12%,transparent);border:1px solid color-mix(in srgb,var(--sun) 35%,transparent);
  border-radius:var(--r);padding:9px 11px;font-size:12px;color:var(--ink-2);margin:10px 0;
}

/* My card (Phase 3) ---------------------------------------------------- */
.card-gate{text-align:center;padding:44px 16px;max-width:420px;margin:10px auto}
.card-gate h2{margin:0 0 8px;font-size:17px}
.card-gate p{margin:0 0 16px;color:var(--ink-2);font-size:13.5px;line-height:1.5}
.card-form{max-width:640px;margin:14px auto 30px;display:flex;flex-direction:column;gap:14px}
.card-pub-banner{margin-top:0}
.card-section{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);padding:14px;
}
.card-section h3{margin:0 0 10px;font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--teal)}
.card-sub{color:var(--ink-3);font-size:15px;margin:2px 0 14px}
.field{margin-bottom:11px}
.field:last-child{margin-bottom:0}
.field label{display:block;font-size:12px;font-weight:600;color:var(--ink-2);margin-bottom:4px}
.field-row{display:flex;gap:9px;align-items:center;flex-wrap:wrap}
/* 16px keeps iOS Safari from zooming the page in on focus, same rule as #q/#noteText. */
.field-input{
  flex:1 1 200px;min-width:0;padding:9px 11px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--bg);color:var(--ink);font:inherit;font-size:16px;
}
.field-input:focus{outline:2px solid var(--teal-2);outline-offset:1px}
textarea.field-input{resize:vertical;min-height:70px;line-height:1.45}
.show-toggle{
  display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:2px 4px;
  color:var(--ink-2);font-size:12px;cursor:pointer;flex:none;white-space:nowrap;
}
.show-toggle input{accent-color:var(--teal);width:16px;height:16px;flex:none}
.publish-row{display:flex;align-items:center}
.publish-switch{display:inline-flex;align-items:center;gap:8px;min-height:36px;cursor:pointer;font-weight:650;font-size:13.5px}
.publish-switch input{accent-color:var(--teal);width:18px;height:18px;flex:none}
.card-actions{display:flex;justify-content:flex-end}
.card-actions .btn{min-width:120px;min-height:36px}
.cv-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.cv-status{font-size:12.5px;color:var(--ink-2)}
.share-block .qr-box{margin:0 0 12px}
.share-actions,.danger-zone{display:flex;gap:8px;flex-wrap:wrap}
.danger-zone{border-top:1px solid var(--line);padding-top:12px;margin-top:14px}

/* dialog */
.dlg{border:0;border-radius:16px;padding:0;max-width:400px;width:calc(100% - 28px);box-shadow:0 24px 60px -12px rgba(0,0,0,.45);background:var(--panel);color:var(--ink)}
.dlg::backdrop{background:rgba(4,20,25,.55);backdrop-filter:blur(2px)}
.dlg-in{padding:18px}
.dlg h2{margin:0 0 4px;font-size:17px}
.dlg-sub{margin:0 0 13px;font-size:12.5px;color:var(--ink-2);line-height:1.45}   /* chosen when --ink-3 on the panel was 4.50:1 (now 5.44:1) */
.dlg-actions{display:flex;justify-content:flex-end;gap:8px;margin:16px 0 0;padding:0}
/* share / export dialog: a wrapping checkbox label (unlike .filter-check, which is nowrap) */
.export-check{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--ink);cursor:pointer;line-height:1.4}
.export-check input{accent-color:var(--teal);width:16px;height:16px;margin:1px 0 0;flex:none}
.export-count{margin:10px 0 0;font-size:12.5px;font-weight:600;color:var(--ink-2)}
.auth-opts{display:flex;flex-direction:column;gap:10px;margin:4px 0 12px}
.auth-opts .btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px}
.auth-field{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--bg);color:var(--ink);font:inherit;font-size:16px;margin:6px 0 10px}
.auth-note{font-size:12.5px;color:var(--ink-3);line-height:1.5;margin:0 0 8px}
.auth-err{color:var(--coral-ink);font-size:12.5px;margin:0 0 8px}

/* talk detail dialog */
.dlg-talk{max-width:660px;width:calc(100% - 22px)}
.talk-dlg{display:flex;flex-direction:column;max-height:86vh}
.talk-dlg-head{
  display:flex;gap:10px;align-items:flex-start;padding:15px 15px 12px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(135deg,var(--deep),var(--head-end));color:#fff;
}
.talk-dlg-head-in{flex:1;min-width:0}
.talk-dlg-head h2{margin:0 0 8px;font-size:16px;line-height:1.35;font-weight:650}
.facts{display:flex;flex-wrap:wrap;gap:6px}
.fact{
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);
  border-radius:999px;padding:2px 9px;font-size:11.5px;font-weight:600;
}
.fact i{font-style:normal;opacity:.75}
.fact-room{background:var(--coral-fill);border-color:transparent}
.fact-rsvp{background:var(--sun);border-color:transparent;color:var(--on-sun)}
.icon-btn{
  flex:none;border:0;background:rgba(255,255,255,.16);color:#fff;cursor:pointer;
  width:28px;height:28px;border-radius:50%;font-size:19px;line-height:1;
}
.icon-btn:hover{background:rgba(255,255,255,.3)}
.talk-dlg-body{padding:14px 15px;overflow:auto;-webkit-overflow-scrolling:touch}
.dl{display:flex;gap:10px;margin:0 0 9px;font-size:12.5px}   /* a real <dl>: zero its UA margins */
.dl dt{flex:none;width:72px;color:var(--ink-3);font-weight:600}
.dl dd{margin:0;flex:1;min-width:0;line-height:1.45}
.muted{color:var(--ink-3)}
.abstract{border-top:1px solid var(--line);margin-top:12px;padding-top:11px}
.abstract h3{margin:0 0 7px;font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--teal)}
#absHead:focus{outline:0}   /* a programmatic focus target (the row's Abstract button), like #main */
.abstract p{margin:0 0 9px;font-size:13.5px;line-height:1.62;max-width:62ch}
.abstract em{font-style:italic}
.my-notes{border-top:1px solid var(--line);margin-top:12px;padding-top:11px}
.my-notes h3{margin:0 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--teal)}
.note-tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:8px}
.note-tag-btn{
  border:1px solid var(--line);background:var(--bg);color:var(--ink-2);
  border-radius:999px;padding:5px 11px;font:inherit;font-size:12px;font-weight:600;cursor:pointer;
}
.note-tag-btn:hover{border-color:var(--teal);color:var(--teal)}
.note-tag-btn.is-on{background:var(--teal);border-color:var(--teal);color:var(--on-teal)}
.note-tag-btn.is-on[data-tag="revisit"]{background:var(--sun);border-color:var(--sun);color:var(--on-sun)}
.note-tag-btn.is-on[data-tag="contact"]{background:var(--coral-fill);border-color:var(--coral-fill);color:#fff}
#noteText{
  width:100%;padding:10px 11px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--bg);color:var(--ink);font:inherit;font-size:16px;line-height:1.5;
  resize:vertical;min-height:88px;
}
#noteText:focus{outline:2px solid var(--teal-2);outline-offset:1px}
.note-hint{margin:7px 0 0;font-size:11px;color:var(--ink-3)}
.note-badges{display:flex;gap:5px;flex-wrap:wrap;margin-top:4px}
.note-tag{
  display:inline-block;border-radius:999px;padding:1px 7px;font-size:10px;font-weight:700;
  letter-spacing:.2px;text-transform:lowercase;
}
.note-tag.revisit{background:color-mix(in srgb,var(--sun) 18%,transparent);color:var(--sun-ink)}
.note-tag.contact{background:color-mix(in srgb,var(--coral) 16%,transparent);color:var(--coral-ink)}
.note-tag.has-note{background:color-mix(in srgb,var(--teal) 14%,transparent);color:var(--teal)}
.talk-dlg-foot{padding:11px 15px;border-top:1px solid var(--line);background:var(--bg)}
.talk-dlg-foot .btn{display:flex;align-items:center;justify-content:center;gap:7px;width:100%}
.talk-dlg-foot .btn.is-on{color:var(--coral-ink);border-color:var(--coral-ink)}
/* the whole row is still a pointer target; the keyboard target is its .t-open title button */
.talk[data-talk],.band,.mine-row{cursor:pointer}

/* how-to guide */
.help-head .help-sub{margin-top:5px;font-size:12.5px;opacity:.9}
.help-body{padding:16px 17px}
.help-steps{list-style:none;margin:0 0 6px;padding:0;display:flex;flex-direction:column;gap:13px}
.help-steps li{display:flex;gap:12px;align-items:flex-start}
.help-steps .step-n{
  flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:var(--teal);color:var(--on-teal);font-weight:800;font-size:13px;margin-top:1px;
}
.help-steps li>div{flex:1;font-size:13.5px;line-height:1.5;color:var(--ink-2)}
.help-steps b{color:var(--ink)}
.help-steps .warn{color:var(--coral-ink);font-weight:700;white-space:nowrap}
.help-h{margin:18px 0 9px;font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--teal)}
.help-tips{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.help-tips li{display:flex;gap:11px;align-items:flex-start}
.help-tips .ti{flex:none;font-size:18px;line-height:1.3;width:22px;text-align:center}
.help-tips li>div{flex:1;font-size:13px;line-height:1.5;color:var(--ink-2)}
.help-tips b{color:var(--ink)}
.help-note{margin:16px 0 0;padding-top:12px;border-top:1px solid var(--line);font-size:11.5px;color:var(--ink-3);line-height:1.5}
/* attendee support dialog (core.js supportHTML) */
.support-intro{margin:0 0 4px;font-size:14px;font-weight:600;color:var(--ink)}
.support-text{margin:0;font-size:13px;line-height:1.55;color:var(--ink-2)}
.support-list{margin:8px 0 0;padding-left:20px;font-size:13px;line-height:1.55;color:var(--ink-2)}
.support-list li{margin:0 0 4px}

/* floating "jump to now" button -------------------------------------------
   Appears only once the current-time group is scrolled out of view, so it never
   sits there uselessly. Kept clear of the iOS home indicator, and comfortably
   over the 44px tap minimum. */
.now-fab{
  position:fixed;right:14px;z-index:40;
  bottom:calc(18px + env(safe-area-inset-bottom));
  display:flex;align-items:center;gap:6px;
  min-height:44px;padding:0 16px 0 13px;border:0;border-radius:999px;
  background:var(--coral-fill);color:#fff;font:inherit;font-size:13.5px;font-weight:800;
  cursor:pointer;box-shadow:0 8px 22px -6px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.12) inset;
  opacity:0;transform:translateY(10px);transition:opacity .18s,transform .18s;
  pointer-events:none;-webkit-tap-highlight-color:transparent;
}
.now-fab.show{opacity:1;transform:translateY(0);pointer-events:auto}
.now-fab:active{transform:scale(.95)}
.now-fab:focus-visible{outline:2px solid var(--teal-2);outline-offset:3px}

/* toast */
.toast{
  position:fixed;left:50%;bottom:22px;transform:translate(-50%,14px);
  background:var(--deep);color:#fff;padding:9px 15px;border-radius:999px;font-size:13px;
  opacity:0;pointer-events:none;transition:.22s;z-index:60;box-shadow:0 8px 24px -6px rgba(0,0,0,.5);
  max-width:calc(100% - 28px);text-align:center;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

.foot{padding:26px 14px 40px;color:var(--ink-3);font-size:11.5px;text-align:center}
.foot p{margin:0 0 5px}
/* .foot-note carries no opacity: at .85 its --ink-3 text was 3.2-3.7:1 on --bg */
.foot-links{margin-top:6px;color:var(--ink-2)}   /* its labels ("WSN:", "This planner:"): chosen when --ink-3 on --bg was 4.14:1 (now 5.00:1) */
.foot-links a{white-space:nowrap}
/* "WSN: ..." and "This planner: ..." each on their own row (core.js footLinksHTML): the planner's
   feedback link must not read as a wrapped fourth WSN link on a phone */
.foot-row{display:block}
.foot-planner{margin-top:8px}
.loading{text-align:center;padding:50px;color:var(--ink-3)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* farewell dialog download block */
.dl-actions{display:flex;flex-direction:column;gap:2px;margin:14px 0 6px}
.dl-actions .btn{width:100%}
.dl-hint{margin:2px 0 12px;font-size:12.5px;color:var(--ink-2)}
.dl-note{font-size:12.5px;color:var(--ink-2);margin:0 0 12px}   /* chosen when --ink-3 on the panel was 4.50:1 (now 5.44:1) */
/* the print / PDF steps, one line per platform (export bar, export dialog, farewell) */
.print-hint{list-style:none;margin:10px 0 0;padding:8px 11px;font-size:12px;line-height:1.45;color:var(--ink-2)}
.print-hint li{margin:0;padding:0}
.print-hint li+li{margin-top:3px}
.mine-note.print-hint{padding:8px 11px}
/* the export bar's box: a visible lead-in, then the list */
.print-hint-lead{margin:0;font-weight:600}
.print-hint-box .print-hint{padding:0;margin:3px 0 0}
.dlg .print-hint{padding:0;margin:10px 0 0}
.print-hint.dl-note{padding:0;margin:0 0 12px;color:var(--ink-2)}
p.dl-note+.print-hint.dl-note{margin-top:-8px}
/* the "print screen didn't open" dialog */
.print-fail-text p{margin:0 0 8px;font-size:13.5px;line-height:1.45;color:var(--ink)}
.print-fail-note{margin:4px 0 0;font-size:12.5px;line-height:1.45;color:var(--ink-2)}
.print-fail-actions{flex-wrap:wrap}
/* the link to copy by hand when the clipboard refused (16 px: no iOS zoom on focus) */
.print-fail-url{margin:10px 0 0;font-size:12.5px;line-height:1.45;color:var(--ink-2)}
.print-fail-url label{display:block;margin:0 0 4px}
.print-fail-url-input{
  width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--bg);color:var(--ink);font:inherit;font-size:16px;
}
.print-fail-url-input:focus{outline:2px solid var(--teal-2);outline-offset:1px}

/* ---------- print: PDF export via the browser's Save-as-PDF ----------
   #printRoot is built by the print / PDF buttons (app.js printHTML) and, while <html> carries
   has-print-job, is the ONLY thing printed. Without a pending job the browser's own Print menu
   (Ctrl/Cmd+P, Share → Print) prints the app view instead of a blank page. Never on screen. */
#printRoot{display:none}
@media print{
  @page{margin:14mm}
  /* The app view, printed by the browser's own Print menu: always in the light theme. A dark
     theme kept for print would put light text on white paper (backgrounds are not printed by
     default). Same values as the light :root above; #printRoot's job styles use fixed colours. */
  :root{
    color-scheme:light;
    --bg:#F3F6F5; --panel:#fff; --line:#D8E0DD; --ink:#182420; --ink-2:#3C4A45; --ink-3:#5E6D68;
    --deep:#173F3A; --teal:#2F6F5E; --teal-2:#3E9C86; --sun-ink:#7A4F00; --coral-ink:#9E3B26;
    --on-teal:#fff; --teal-hover:#245A4C;
  }
  .topbar{-webkit-print-color-adjust:exact;print-color-adjust:exact}   /* white text: keep its fill */
  html.has-print-job body>*{display:none!important}
  html.has-print-job #printRoot{display:block!important}
  #printRoot{color:#000;background:#fff;font:12px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
  #printRoot a{color:#000;text-decoration:none}
  .pr-doc-head{margin:0 0 14px;border-bottom:2px solid #000;padding-bottom:8px}
  .pr-doc-head h1{margin:0 0 3px;font-size:19px}
  .pr-sub{margin:0;font-size:11px;color:#444}
  .pr-day{break-before:page;margin:0 0 10px}
  .pr-day:first-of-type{break-before:auto}
  .pr-day>h2{font-size:15px;margin:0 0 8px;padding-bottom:3px;border-bottom:1px solid #999}
  /* full programme: session blocks (a long session may span pages; only the
     header-to-first-row bond and individual rows are kept unbroken) */
  .pr-sess{margin:0 0 11px}
  .pr-sess-head{font-size:13px;font-weight:700;margin:8px 0 0;break-after:avoid}
  .pr-sess-sub{font-size:10.5px;color:#555;margin:0 0 4px;break-after:avoid}
  .pr-trow{break-inside:avoid;margin:0 0 3px;padding:0 0 3px;border-bottom:1px dotted #ddd;font-size:11.5px}
  .pr-trow .pr-when{margin-right:4px}
  .pr-posters .pr-trow .pr-when{min-width:44px;display:inline-block}
  .pr-ttitle{font-weight:600}
  .pr-twho{color:#333}
  /* my schedule: one card per pick */
  .pr-entry{break-inside:avoid;margin:0 0 9px;padding:0 0 7px;border-bottom:1px solid #ddd}
  .pr-line{font-size:11px;color:#333;margin:0 0 1px}
  .pr-when{font-weight:700;color:#000}
  .pr-where{color:#333}
  .pr-title{font-weight:700;font-size:12.5px;margin:1px 0}
  .pr-who{font-size:11.5px;color:#222}
  .pr-authors{font-size:11px;color:#333;margin:1px 0 0}
  .pr-badge{font-size:10px;font-weight:700;color:#444;margin-left:4px}
  .pr-event{color:#333;font-style:italic}
  .pr-event .pr-abstract{font-style:normal}   /* an event's curated description reads as prose */
  .pr-clash{color:#000;font-weight:700;font-size:11px}
  .pr-abstract{font-size:11px;color:#222;margin:5px 0 0}
  .pr-note{font-size:11px;margin:5px 0 0;padding:5px 8px;border-left:3px solid #000;background:#f2f2f2}
  .pr-note-tags{font-weight:700}
}