/* Unscramble Words 4U - maple letter tiles on a cool paper background. */
:root {
  --paper: #f3f5f9;
  --surface: #ffffff;
  --ink: #1c2333;
  --ink-2: #4a5468;
  --line: #d9dfe9;
  --tile: #f2d59b;
  --tile-hi: #f8e6bf;
  --tile-edge: #c9a15e;
  --tile-ink: #3a2a12;
  --action: #2557c4;
  --action-ink: #ffffff;
  --solved: #1e8a6e;
  --solved-bg: #e3f4ee;
  --error: #b3261e;
  --radius: 10px;
  --wrap: 880px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: ui-rounded, "SF Pro Rounded", "Arial Rounded MT Bold", "Nunito", system-ui, sans-serif;
  --tile-font: Georgia, "Iowan Old Style", "Times New Roman", serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #131826;
    --surface: #1c2333;
    --ink: #e7ecf5;
    --ink-2: #a9b3c6;
    --line: #2d3650;
    --action: #7aa2f7;
    --action-ink: #0f1424;
    --solved: #5fd3ad;
    --solved-bg: #17352d;
    --error: #ff8a80;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.6 var(--font); }
a { color: var(--action); }
img, svg { max-width: 100%; }
:focus-visible { outline: 3px solid var(--action); outline-offset: 2px; border-radius: 4px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 12px; border-radius: 6px; z-index: 5; }
.skip:focus { left: 8px; }

/* header and nav */
.site-head { border-bottom: 1px solid var(--line); background: var(--surface); }
.site-head .wrap { max-width: 1120px; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 60px; }
.brand { white-space: nowrap; display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 700 1.1rem/1 var(--display); }
.brand svg { width: 34px; height: 34px; flex: none; }
.nav-btn { display: none; background: none; border: 1px solid var(--line); color: var(--ink); border-radius: 8px; padding: 6px 12px; font: inherit; cursor: pointer; }
.nav { display: flex; align-items: center; gap: 2px 10px; font-size: .9rem; white-space: nowrap; }
.nav a, .nav summary { color: var(--ink-2); text-decoration: none; padding: 6px 0; border-bottom: 2px solid transparent; cursor: pointer; }
.nav a:hover, .nav summary:hover { color: var(--ink); }
.nav a[aria-current="page"], .nav summary.on { color: var(--ink); border-bottom-color: var(--tile-edge); }
.navgroup { position: relative; }
.navgroup summary { list-style: none; display: inline-flex; align-items: center; gap: 5px; }
.navgroup summary::-webkit-details-marker { display: none; }
.navgroup summary::after { content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); }
.navgroup .menu { position: absolute; top: calc(100% + 8px); left: -12px; z-index: 6; min-width: 220px; background: var(--surface); border: 1px solid var(--line);
  border-radius: 10px; box-shadow: 0 12px 30px rgba(20, 28, 48, .16); padding: 6px; display: grid; }
.navgroup .menu a { padding: 8px 10px; border-radius: 6px; border: 0; color: var(--ink); }
.navgroup .menu a:hover { background: var(--paper); }
.navgroup .menu a[aria-current="page"] { background: var(--tile-hi); color: var(--tile-ink); }
@media (max-width: 1160px) {
  .nav-btn { display: inline-block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 60px; background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 8px 16px 14px; flex-direction: column; align-items: stretch; z-index: 6; white-space: normal; max-height: calc(100vh - 60px); overflow: auto; }
  .nav-open .nav { display: flex; }
  .site-head { position: relative; }
  .nav a.nav-top, .navgroup summary { padding: 10px 0; border-bottom: 1px solid var(--line); font-weight: 600; color: var(--ink); }
  .navgroup summary::after { display: none; }
  .navgroup .menu { position: static; display: grid; box-shadow: none; border: 0; padding: 0 0 6px 10px; min-width: 0; background: none; }
  .navgroup:not([open]) .menu { display: grid; }
  .navgroup summary { pointer-events: none; display: flex; }
}
/* long translated menus: a second header row on wide screens, the Menu button below 1160px like everywhere else */
@media (min-width: 1161px) {
  .site-head.nav-long .wrap { flex-wrap: wrap; row-gap: 0; padding-top: 6px; }
  .nav-long .nav { order: 3; flex-basis: 100%; flex-wrap: wrap; justify-content: flex-start; padding-bottom: 4px; }
}
@media (max-width: 1160px) {
  .nav-long .nav-btn { display: inline-block; }
  .nav-long .nav { display: none; position: absolute; left: 0; right: 0; top: 60px; background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 8px 16px 14px; flex-direction: column; align-items: stretch; z-index: 6; white-space: normal; max-height: calc(100vh - 60px); overflow: auto; }
  .nav-open .nav-long .nav { display: flex; }
  .site-head.nav-long { position: relative; }
  .nav-long .nav a.nav-top { padding: 10px 0; border-bottom: 1px solid var(--line); font-weight: 600; color: var(--ink); }
  .nav-long .head-right { order: 0; }
}
a.btn { display: inline-flex; align-items: center; text-decoration: none; font: 600 .95rem/1 var(--font); border-radius: var(--radius); padding: 12px 16px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
a.btn:hover { border-color: var(--ink-2); }

/* page head */
.page-head { padding: 26px 0 8px; }
.crumbs { font-size: .85rem; color: var(--ink-2); margin: 0 0 6px; }
.crumbs a { color: var(--ink-2); }
h1 { font: 800 clamp(1.8rem, 5vw, 2.6rem)/1.1 var(--display); letter-spacing: -.01em; margin: 0 0 8px; }
.lead { color: var(--ink-2); margin: 0 0 18px; max-width: 62ch; }
h2 { font: 700 1.35rem/1.25 var(--display); margin: 32px 0 10px; }
h3 { font: 700 1.05rem/1.3 var(--display); margin: 20px 0 6px; }
p { margin: 0 0 14px; max-width: 72ch; }
.muted { color: var(--ink-2); }
.small { font-size: .9rem; }
.error { color: var(--error); }

/* the tool panel */
.tool { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px 18px 14px; box-shadow: 0 1px 0 var(--line); }
.rack { display: flex; flex-wrap: wrap; gap: 6px; min-height: 58px; align-items: flex-end; padding: 10px 12px 12px; margin: 0 0 12px;
  background: linear-gradient(180deg, #8a5a2b 0%, #6f4520 100%); border-radius: 8px; box-shadow: inset 0 -5px 0 rgba(0,0,0,.25); cursor: text; }
.tile { position: relative; display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 5px;
  background: linear-gradient(160deg, var(--tile-hi), var(--tile) 55%); color: var(--tile-ink);
  box-shadow: 0 3px 0 var(--tile-edge), 0 4px 6px rgba(0,0,0,.25); font: 700 1.45rem/1 var(--tile-font); }
.tile sub { position: absolute; right: 4px; bottom: 3px; font: 700 .58rem/1 var(--font); }
.tile.blank { background: linear-gradient(160deg, var(--tile-hi), var(--tile)); opacity: .85; }
.tile.ghost { background: rgba(255,255,255,.08); box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.tile.sm { width: 30px; height: 30px; font-size: 1rem; box-shadow: 0 2px 0 var(--tile-edge); }
@media (max-width: 420px) { .tile { width: 34px; height: 34px; font-size: 1.15rem; } }

.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.field { display: grid; gap: 4px; }
.field > span, .label { font-size: .85rem; color: var(--ink-2); }
input[type=text], input[type=search], input[type=number], textarea, select {
  font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; width: 100%; }
input.big { font: 700 1.5rem/1.2 var(--tile-font); letter-spacing: .12em; text-transform: uppercase; padding: 12px 14px; }
textarea { min-height: 140px; resize: vertical; line-height: 1.5; }
.main-input { display: flex; flex-wrap: wrap; gap: 8px; }
.main-input input { flex: 1 1 140px; min-width: 0; }   /* long button labels in some languages push the buttons onto their own row */
.main-input .btn { flex: 0 0 auto; }
button.btn { font: 600 .95rem/1 var(--font); border-radius: var(--radius); padding: 12px 16px; cursor: pointer; border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
button.btn.primary { background: var(--action); color: var(--action-ink); border-color: var(--action); }
button.btn:hover { border-color: var(--ink-2); }
button:disabled { opacity: .55; cursor: default; }

.opts { margin-top: 12px; }
.opts summary { cursor: pointer; color: var(--ink-2); font-size: .92rem; }
.opts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-top: 10px; }
.dict { border: 0; padding: 0; margin: 12px 0 0; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.dict legend { float: left; font-size: .85rem; color: var(--ink-2); margin-right: 6px; padding: 0; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.seg span { display: block; padding: 5px 13px; font-size: .88rem; color: var(--ink-2); }
.seg input:checked + span { background: var(--ink); color: var(--paper); }
.seg input:focus-visible + span { outline: 3px solid var(--action); outline-offset: -3px; }
.check { display: inline-flex; gap: 8px; align-items: center; font-size: .92rem; }

.status { min-height: 1.4em; font-size: .9rem; color: var(--ink-2); margin: 10px 0 0; }
.summary { font-size: .92rem; color: var(--ink-2); margin: 14px 0 0; }

/* results */
.results { margin-top: 6px; }
.group { margin-top: 18px; }
.group-head, .exact-head { font: 700 1.05rem/1.3 var(--display); margin: 0 0 8px; display: flex; align-items: baseline; gap: 8px; }
.exact-head { margin-top: 20px; }
.exact-head.ok { color: var(--solved); }
.count { font: 600 .8rem/1 var(--font); color: var(--ink-2); background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 3px 8px; }
.words { display: flex; flex-wrap: wrap; gap: 6px; }
.w { display: inline-flex; align-items: baseline; gap: 5px; padding: 5px 9px; border-radius: 7px; background: var(--surface); border: 1px solid var(--line);
  color: var(--ink); text-decoration: none; font: 600 1rem/1.2 var(--font); letter-spacing: .02em; }
.w:hover { border-color: var(--tile-edge); background: var(--tile-hi); color: var(--tile-ink); }
.w u { text-decoration-color: var(--action); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.w .pts { font: 600 .72rem/1 var(--font); color: var(--ink-2); }
.w:hover .pts { color: var(--tile-ink); }
.words.big .w, .w.best { font-size: 1.2rem; padding: 7px 12px; background: var(--tile); border-color: var(--tile-edge); color: var(--tile-ink); }
.words.big .w .pts { color: var(--tile-ink); }
.w.pangram { background: var(--solved-bg); border-color: var(--solved); color: var(--ink); }
.w.phrase { font-weight: 600; }
.more { font: 600 .9rem/1 var(--font); background: none; border: 1px dashed var(--line); color: var(--action); border-radius: 7px; padding: 7px 10px; cursor: pointer; }

/* jumble */
.jumble-list { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 12px; }
.jl { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.jl-letters { display: flex; gap: 4px; }
.jl-answers { display: flex; flex-wrap: wrap; gap: 6px; }
.jl p { margin: 0; }

/* spelling bee hive */
.bee-grid { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; }
@media (max-width: 560px) { .bee-grid { grid-template-columns: 1fr; justify-items: center; } }
.hive { position: relative; width: 186px; height: 200px; }
.hive .cell { position: absolute; width: 62px; height: 54px; display: grid; place-items: center; font: 700 1.4rem/1 var(--tile-font);
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%); background: var(--tile); color: var(--tile-ink); }
.hive .cell.centre { background: var(--tile-edge); color: #fff; }
.hive .c0 { left: 62px; top: 73px; } .hive .c1 { left: 62px; top: 16px; } .hive .c2 { left: 111px; top: 44px; } .hive .c3 { left: 111px; top: 102px; }
.hive .c4 { left: 62px; top: 130px; } .hive .c5 { left: 13px; top: 102px; } .hive .c6 { left: 13px; top: 44px; }

/* countdown */
.cd-grid { display: grid; gap: 18px; }
.nums { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 6px; }
.nums input, #target { text-align: center; font: 700 1.2rem/1 var(--tile-font); padding: 10px 4px; }
#target { max-width: 140px; }
.steps { font: 600 1.1rem/1.5 var(--tile-font); padding-left: 1.4em; }
.panel-title { font: 700 1.15rem/1.3 var(--display); margin: 0 0 10px; }
.tool + .tool { margin-top: 18px; }

/* syllables */
.syl { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 8px; }
.syl li { display: flex; gap: 12px; align-items: baseline; }
.line-total { flex: none; min-width: 2.2em; text-align: center; font: 700 1.1rem/1 var(--display); background: var(--tile); color: var(--tile-ink); border-radius: 6px; padding: 6px 4px; }
.sw { display: inline-block; margin: 0 4px 4px 0; }
.sw b { font: 700 .7rem/1 var(--font); color: var(--ink-2); vertical-align: super; margin-left: 2px; }

/* content */
.content { padding: 8px 0 10px; }
.content ul { padding-left: 1.2em; max-width: 72ch; }
.faq details { border-top: 1px solid var(--line); padding: 10px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 650; }
.faq details p { margin: 8px 0 0; }
.related { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.related a { display: inline-block; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; background: var(--surface); }
.ad-slot { margin: 26px 0; min-height: 90px; }
.ad-slot:empty { display: none; }
.mini-form { display: flex; gap: 8px; margin: 12px 0 0; max-width: 520px; }
.mini-form input { flex: 1; min-width: 0; }
.cols { columns: 3 160px; column-gap: 24px; }
.cols p { break-inside: avoid; }
table.credit { border-collapse: collapse; font-size: .95rem; }
table.credit td, table.credit th { border-bottom: 1px solid var(--line); padding: 6px 10px 6px 0; text-align: left; vertical-align: top; }
pre.licence { white-space: pre-wrap; font-size: .82rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; max-width: 80ch; }

/* footer */
.site-foot { margin-top: 40px; border-top: 1px solid var(--line); background: var(--surface); padding: 22px 0 30px; font-size: .9rem; color: var(--ink-2); }
.foot-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 4px 18px; margin-bottom: 16px; }
.foot-links a { color: var(--ink-2); text-decoration: none; display: block; padding: 3px 0; }
.foot-links a:hover { color: var(--ink); text-decoration: underline; }
.site-foot p { max-width: none; }

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

/* tabs (hangman) */
.tabs { display: flex; gap: 6px; margin: 0 0 14px; flex-wrap: wrap; }
.tab { font: 600 .95rem/1 var(--font); background: transparent; border: 1px solid var(--line); color: var(--ink-2); padding: 9px 16px; border-radius: 999px; cursor: pointer; }
.tab[aria-selected="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.field.inline { display: inline-grid; }
.field.inline select, .field.inline input { width: auto; min-width: 90px; }
.file-btn { display: inline-flex; align-items: center; }

/* crossword helper */
.xw-grid { display: grid; width: max-content; border: 2px solid var(--ink); background: var(--ink); gap: 1px; user-select: none; touch-action: manipulation; }
.xw-grid .xc { position: relative; width: var(--xw-cell, 32px); height: var(--xw-cell, 32px); background: #fff; border: 0; padding: 0; margin: 0; color: #111;
  font: 700 calc(var(--xw-cell, 32px) * .58)/1 var(--font); display: grid; place-items: center; cursor: pointer; }
.xw-grid .xc.black { background: #111; cursor: default; }
.xw-grid.edit .xc.black { cursor: pointer; }
.xw-grid .xn { position: absolute; left: 2px; top: 1px; font: 600 calc(var(--xw-cell, 32px) * .28)/1 var(--font); color: #333; }
.xw-grid .xl { margin-top: calc(var(--xw-cell, 32px) * .12); }
.xw-grid .xc.in { background: #dbe7ff; }
.xw-grid .xc.active { background: #f2d59b; }
.xw-grid .xc.bad .xl { color: #b3261e; }
.xw-grid .xc.bad { box-shadow: inset 0 0 0 2px #b3261e; }
.xw-edit-wrap { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-start; }
.xw-thumb { margin: 0; max-width: 260px; }
.xw-thumb img { width: 100%; border: 1px solid var(--line); border-radius: 6px; }
.xw-current { min-height: 2.6em; padding: 10px 12px; border-radius: var(--radius); background: var(--paper); border: 1px solid var(--line); margin-bottom: 12px; }
.xw-layout { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 18px; align-items: start; }
@media (max-width: 820px) { .xw-layout { grid-template-columns: 1fr; } }
.xw-board { position: relative; overflow-x: auto; max-width: 100%; }
.xw-key { position: absolute; left: 0; top: 0; width: 1px; height: 1px; opacity: 0; border: 0; padding: 0; font-size: 16px; pointer-events: none; caret-color: transparent; }
.xw-tools { display: flex; flex-wrap: wrap; gap: 8px; }
.xw-tools .btn { padding: 9px 12px; font-size: .88rem; }
.xw-note { margin-top: 12px; }
.xw-clue-lists h3 { margin: 16px 0 4px; }
.xw-cl { list-style: none; padding: 0; margin: 0; max-height: 280px; overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.xw-cl li { padding: 6px 10px; cursor: pointer; border-bottom: 1px solid var(--line); font-size: .93rem; }
.xw-cl li:last-child { border-bottom: 0; }
.xw-cl li.on { background: var(--tile-hi); color: var(--tile-ink); }
.xw-cl li.on .muted { color: var(--tile-ink); }
#xw-out { margin-top: 12px; }
#xw-out .w, #xw-ana-words .w { cursor: pointer; font-family: var(--font); }
#xw-ana-words .w.picked { background: var(--tile); border-color: var(--tile-edge); color: var(--tile-ink); }
.fits { color: var(--solved); }
#xw-clues { min-height: 120px; }

/* hangman */
.hm-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 20px; align-items: start; }
@media (max-width: 640px) { .hm-layout { grid-template-columns: 1fr; } .hm-pic { max-width: 200px; margin: 0 auto; } }
.hm-pic { width: 100%; color: var(--ink); background: var(--paper); border-radius: 12px; border: 1px solid var(--line); }
.hm-word { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 8px; min-height: 52px; }
.hm-letter { width: 38px; height: 46px; border-bottom: 3px solid var(--ink); display: grid; place-items: center; font: 700 1.6rem/1 var(--tile-font); }
.hm-letter.missed { color: var(--error); }
.hm-msg { min-height: 1.6em; }
.hm-msg .btn { margin-left: 6px; }
.hm-keys { display: grid; gap: 6px; margin: 10px 0; }
.hm-row { display: flex; gap: 5px; justify-content: center; }
.hm-key { flex: 1 1 0; max-width: 44px; height: 46px; border-radius: 7px; border: 1px solid var(--tile-edge); background: var(--tile); color: var(--tile-ink);
  font: 700 1.1rem/1 var(--tile-font); cursor: pointer; padding: 0; box-shadow: 0 2px 0 var(--tile-edge); }
.hm-key.hit { background: var(--solved-bg); border-color: var(--solved); color: var(--solved); box-shadow: none; }
.hm-key.miss { background: transparent; color: var(--ink-2); border-color: var(--line); box-shadow: none; text-decoration: line-through; }
.hm-key:disabled { cursor: default; opacity: 1; }
.hm-slots { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.hm-slot { width: 44px; height: 50px; border-radius: 7px; border: 2px dashed var(--line); background: var(--surface); color: var(--ink); font: 700 1.5rem/1 var(--tile-font); cursor: pointer; }
.hm-slot.known { border-style: solid; border-color: var(--tile-edge); background: var(--tile); color: var(--tile-ink); cursor: default; opacity: 1; }
.hm-slot.picked { border-style: solid; border-color: var(--action); background: #dbe7ff; color: #12306e; }

/* Morse code */
.mc-in, .mc-out { min-height: 110px; font: 500 1.05rem/1.5 var(--font); }
.mc-out { background: var(--surface); }
.mc-actions { margin-top: 6px; }
.mc-actions .btn { padding: 10px 13px; }
#mc-play.on, [data-play].on { outline: 3px solid var(--tile-edge); }
.mc-mono { font: 600 1rem/1.4 ui-monospace, "SF Mono", Menlo, Consolas, monospace; letter-spacing: .08em; word-break: break-word; }
.mc-code { display: inline-flex; align-items: center; gap: 4px; }
.mc-code i { display: inline-block; height: 8px; border-radius: 4px; background: currentColor; }
.mc-code i.dot { width: 8px; }
.mc-code i.dah { width: 24px; }
.mc-code.big i { height: 18px; border-radius: 9px; }
.mc-code.big i.dot { width: 18px; }
.mc-code.big i.dah { width: 54px; }
.mc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 8px; margin: 8px 0 14px; }
.mc-card { position: relative; display: grid; justify-items: start; gap: 6px; padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); color: var(--ink); cursor: pointer; text-align: left; font: inherit; }
.mc-card:hover { border-color: var(--tile-edge); background: var(--tile-hi); color: var(--tile-ink); }
.mc-ch { font: 700 1.35rem/1 var(--tile-font); }
.mc-link { position: relative; float: right; }
.mc-grid > .mc-link { display: none; }
.mc-hero { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 24px; padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; margin: 4px 0 8px; }
.mc-big-ch { font: 800 3.4rem/1 var(--tile-font); }
.mc-table td, .mc-table th { padding: 8px 14px 8px 0; }
.small-btn { padding: 6px 10px !important; font-size: .85rem !important; }
.mc-flash { position: fixed; inset: 0; z-index: 50; background: #000; cursor: pointer; }
.mc-flash { transition: background-color 60ms linear; }
.mc-flash.lit { background: #f8e6bf; }
.mc-flash.torch.lit { background: #fff; }
.mk-key { display: grid; place-items: center; gap: 6px; width: 100%; min-height: 150px; margin: 14px 0 8px; border-radius: 18px; border: 2px solid var(--tile-edge);
  background: linear-gradient(160deg, var(--tile-hi), var(--tile)); color: var(--tile-ink); font: 700 1.2rem/1.2 var(--display); cursor: pointer;
  box-shadow: 0 6px 0 var(--tile-edge); touch-action: none; user-select: none; -webkit-user-select: none; }
.mk-key small { font: 500 .9rem/1 var(--font); }
.mk-key.down { transform: translateY(5px); box-shadow: 0 1px 0 var(--tile-edge); background: var(--tile-edge); color: #fff; }
.mk-cur { min-height: 1.6em; font: 700 1.6rem/1 ui-monospace, Menlo, monospace; letter-spacing: .15em; margin: 6px 0; }
.mk-text { min-height: 3em; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); font: 700 1.4rem/1.4 var(--tile-font); letter-spacing: .05em; word-break: break-word; }
.ml-meter { height: 8px; border-radius: 4px; background: var(--line); overflow: hidden; margin: 8px 0; }
.ml-meter span { display: block; height: 100%; width: 0; background: var(--solved); }
input[type=range] { width: 100%; accent-color: var(--action); }

/* ---------- language switcher and banner ---------- */
.head-right { display: flex; align-items: center; gap: 8px; order: 3; }
.lang { position: relative; }
.lang-btn { display: inline-flex; align-items: center; gap: 6px; background: none; border: 1px solid var(--line); color: var(--ink); border-radius: 8px;
  padding: 6px 10px; font: inherit; font-size: .93rem; cursor: pointer; white-space: nowrap; }
.lang-btn::before { content: ""; width: 16px; height: 16px; flex: none; background: currentColor; opacity: .7;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M3 12h18M12 3c3 3.2 3 14.8 0 18M12 3c-3 3.2-3 14.8 0 18'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M3 12h18M12 3c3 3.2 3 14.8 0 18M12 3c-3 3.2-3 14.8 0 18'/%3E%3C/svg%3E") center/contain no-repeat; }
.lang-btn::after { content: "▾"; font-size: .8em; color: var(--ink-2); }
.lang-pop { position: absolute; right: 0; top: calc(100% + 6px); z-index: 20; width: min(280px, calc(100vw - 32px)); background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(20, 30, 60, .16); padding: 8px; }
[dir="rtl"] .lang-pop { right: auto; left: 0; }
.lang-pop input { width: 100%; box-sizing: border-box; font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink); }
.lang-pop ul { list-style: none; margin: 6px 0 0; padding: 0; max-height: 300px; overflow-y: auto; }
.lang-pop li a { display: flex; justify-content: space-between; gap: 10px; padding: 8px 10px; border-radius: 6px; color: var(--ink); text-decoration: none; }
.lang-pop li a:hover, .lang-pop li a:focus-visible { background: var(--paper); }
.lang-pop li[aria-selected="true"] a { font-weight: 700; }
.lang-pop li[aria-selected="true"] a::after { content: "✓"; color: var(--solved); }
.lang-pop p { margin: 8px 10px; }
.lang-banner { background: var(--solved-bg); border-bottom: 1px solid var(--line); }
.lang-banner:not([hidden]) { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px 16px; padding: 10px 16px; }
.lang-banner p { margin: 0; }
.lang-actions { display: flex; align-items: center; gap: 8px; }
.lang-x { background: none; border: 0; font-size: 1.4rem; line-height: 1; color: var(--ink-2); cursor: pointer; padding: 2px 8px; border-radius: 6px; }
@media (max-width: 1160px) { .head-right { order: 0; } }
.lang-short { display: none; }
@media (max-width: 480px) { .lang-full { display: none; } .lang-short { display: inline; } .lang-btn, .nav-btn { padding: 6px 8px; } .site-head .wrap { gap: 6px; }
  .brand { gap: 7px; font-size: 1rem; min-width: 0; } .brand span { overflow: hidden; text-overflow: ellipsis; } .brand svg { width: 30px; height: 30px; } .head-right { gap: 6px; flex: none; } }
@media (max-width: 360px) { .brand span { font-size: .95rem; } }
@media (max-width: 480px) { .main-input input.big::placeholder { font-size: .72em; letter-spacing: .04em; } }
/* translated pages have longer button labels: on phones the input gets its own row and the buttons share the next */
@media (max-width: 480px) { body:not([data-lang="en"]) .main-input input.big { flex-basis: 100%; } body:not([data-lang="en"]) .main-input .btn { flex: 1 1 0; } }

/* legal pages and footer legal links */
.foot-legal { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 0; margin: 0 0 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.foot-legal a { color: var(--ink); text-decoration: none; padding: 3px 0; }
.foot-legal a:hover { text-decoration: underline; }
.foot-legal > span { white-space: nowrap; }
.foot-legal > span:not(:last-child)::after { content: "·"; padding: 0 9px; color: var(--ink-2); }
.legal-note { font-style: italic; }
.tldr { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid #c9a15e; border-radius: var(--radius); padding: 4px 18px 6px; margin: 8px 0 22px; max-width: 72ch; }
.tldr h2 { margin-top: 12px; font-size: 1.1rem; }
.tldr ul { padding-left: 1.2em; }
.tldr li { margin: 4px 0; }
.table-wrap { max-width: 100%; overflow-x: auto; margin: 0 0 14px; }
.table-wrap table.credit { min-width: 520px; }
.content code { font-size: .88em; overflow-wrap: anywhere; }
.big-mail { font-size: 1.15rem; }

/* guides */
.nav a.on { color: var(--ink); border-bottom-color: var(--tile-edge); }
.guide-cta { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid #c9a15e; border-radius: var(--radius); padding: 10px 16px; margin: 6px 0 18px; max-width: 72ch; }
.guide-cta p { margin: 4px 0; }
.guide { max-width: 75ch; }
.guide .answer { font-size: 1.08rem; background: var(--surface); border: 1px solid var(--line); border-left: 4px solid #c9a15e; border-radius: var(--radius); padding: 12px 16px; }
.guide ol { padding-left: 1.4em; }
.guide li { margin: 4px 0; }
.guide .eg { background: var(--surface); border: 1px dashed var(--line); border-radius: var(--radius); padding: 10px 14px; margin: 12px 0; }
.guide .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .04em; overflow-wrap: anywhere; }
.content .guide-list { list-style: none; padding: 0; max-width: none; display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.guide-list li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 16px 8px; }
.guide-list h2 { font-size: 1.1rem; margin: 12px 0 6px; }
.guide-list p { margin: 0 0 8px; }
.guide .table-wrap table.credit { min-width: 0; width: 100%; }

/* ---------- Morse decoder (microphone, files) and trainer ---------- */
.md-ctl { margin: 8px 0; gap: 8px 18px; }
.md-range input { width: 160px; min-width: 120px; }
.md-scopes { display: grid; grid-template-columns: 1fr 240px; gap: 10px; margin: 8px 0; }
@media (max-width: 640px) { .md-scopes { grid-template-columns: 1fr; } }
.md-scope { margin: 0; min-width: 0; }
.md-scope canvas { display: block; width: 100%; height: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.md-wave canvas { cursor: pointer; }
.md-els { min-height: 1.4em; font-size: .9rem; color: var(--ink-2); overflow-wrap: anywhere; margin: 6px 0; }
.md-drop { display: grid; gap: 4px; place-items: center; text-align: center; padding: 26px 14px; margin: 0 0 10px; border: 2px dashed var(--line); border-radius: 14px; cursor: pointer; background: var(--surface); }
.md-drop:hover, .md-drop.over { border-color: var(--action); }
.md-drop:focus-within { outline: 3px solid var(--action); outline-offset: 2px; }
#mf-progress { width: 100%; height: 10px; }
.mf-text { padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); max-height: 320px; overflow: auto; }
.mf-line { margin: 0 0 6px; font: 700 1.15rem/1.5 var(--tile-font); overflow-wrap: anywhere; }
.mf-ts { font: 500 .8rem/1 ui-monospace, Menlo, monospace; color: var(--ink-2); background: none; border: 0; padding: 0 8px 0 0; cursor: pointer; }
.mf-w { cursor: pointer; border-radius: 4px; padding: 0 1px; }
.mf-w:hover, .mf-w:focus { background: var(--tile-hi); color: var(--tile-ink); outline: none; }
.mf-w.on { background: var(--tile); color: var(--tile-ink); }
.pc-share { margin: 10px 0; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.pc-link { flex: 1 1 220px; min-width: 0; }
.pc-apps { gap: 14px; margin: 8px 0 4px; }
.mc-more { margin-top: 4px; }

.mp-top { gap: 8px; margin-bottom: 10px; }
.mp-chip { font-size: .85rem; padding: 6px 10px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); }
.mp-banner, .mp-postcard { padding: 12px 14px; margin: 0 0 12px; border-radius: var(--radius); background: var(--solved-bg); border: 1px solid var(--solved); }
.mp-pc-h { margin: 0 0 6px; font-size: 1.25rem; }
.mp-pc-msg { font: 700 1.3rem/1.4 var(--tile-font); overflow-wrap: anywhere; }
.mp-levels { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px; margin: 6px 0 12px; }
.mp-level { display: grid; gap: 3px; text-align: left; padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); cursor: pointer; font: inherit; }
.mp-level:hover:not(:disabled) { border-color: var(--tile-edge); }
.mp-level.on { border: 2px solid var(--action); }
.mp-level.passed { border-color: var(--solved); }
.mp-level:disabled { opacity: .55; cursor: not-allowed; }
.mp-mode { color: var(--action); font-weight: 600; }
.mp-lock { color: var(--error); }
.mp-stage { margin-top: 6px; }
.mp-target { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 6px 0 10px; }
.mp-word { display: inline-flex; gap: 4px; }
.mp-ch { display: grid; justify-items: center; min-width: 38px; padding: 6px 6px 4px; border-radius: 8px; background: var(--tile); color: var(--tile-ink); box-shadow: 0 3px 0 var(--tile-edge); }
.mp-ch b { font: 700 1.5rem/1 var(--tile-font); }
.mp-code { display: none; font: 600 .75rem/1.2 ui-monospace, Menlo, monospace; letter-spacing: .05em; }
.mp-target.hint .mp-code { display: block; }
.mp-input { gap: 6px 14px; margin: 8px 0; }
.mp-tut { padding: 10px 12px; border-radius: var(--radius); background: var(--surface); border: 1px dashed var(--action); margin: 6px 0; }
.mp-tut p { margin: 0 0 8px; }
.mp-two { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mp-two .mk-key { min-height: 120px; margin: 8px 0; }
.mp-result, .mp-testres { margin-top: 14px; padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
.mp-stars { margin: 0; font-size: 2.2rem; letter-spacing: .1em; color: var(--line); }
.mp-stars .on { color: #e0a526; }
.mp-bigs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 8px 0; }
.mp-big { display: grid; justify-items: center; gap: 2px; padding: 10px 6px; border-radius: 12px; background: var(--paper); border: 1px solid var(--line); text-align: center; }
.mp-big-l { font-size: .85rem; color: var(--ink-2); }
.mp-big-v { font: 800 clamp(1.5rem, 6vw, 2.2rem)/1.1 var(--display); }
.mp-cmp { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0; }
.mp-c { display: grid; justify-items: center; padding: 4px 8px; border-radius: 8px; font-size: .8rem; }
.mp-c b { font: 700 1.3rem/1.1 var(--tile-font); }
.mp-c.ok { background: var(--solved-bg); color: var(--solved); }
.mp-c.bad { background: color-mix(in srgb, var(--error) 14%, transparent); color: var(--error); }
.mp-c small { font: 600 .72rem/1.2 ui-monospace, Menlo, monospace; }
.mp-tips { margin: 8px 0; padding-left: 20px; }
.mp-new, .mp-pass { color: var(--solved); font-weight: 700; }
.mp-fail { color: var(--error); }
.mp-timing-fig { margin: 8px 0; }
.mp-timing { width: 100%; height: auto; }
.mp-bar-you { fill: var(--action); }
.mp-bar-ideal { fill: var(--solved); }
.mp-axis { font: 11px var(--font); fill: var(--ink-2); }
.mp-grid { stroke: var(--line); stroke-width: 1; }
.mp-chart { margin-top: 16px; max-width: 420px; }
.mp-chart h3 { margin: 0 0 4px; }
.mp-chart svg { width: 100%; height: auto; }
.mp-line-acc { fill: none; stroke: var(--action); stroke-width: 2; }
.mp-line-flu { fill: none; stroke: var(--solved); stroke-width: 2; }
circle.mp-line-acc { fill: var(--action); } circle.mp-line-flu { fill: var(--solved); }
.mp-key-acc { color: var(--action); } .mp-key-flu { color: var(--solved); }
.mp-badge { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.mp-badge-img { display: block; width: 100%; max-width: 600px; height: auto; margin: 8px 0; border-radius: 12px; }
.bc-form { display: grid; gap: 10px; max-width: 520px; }
.bc-out.ok { color: var(--solved); font-weight: 700; } .bc-out.bad { color: var(--error); font-weight: 700; }
@media (max-width: 480px) { .mp-bigs { gap: 5px; } .mp-big { padding: 8px 2px; } .mp-two .mk-key { min-height: 100px; } }
.md-scope canvas + canvas { margin-top: 4px; }
.bk { display: inline-block; padding: 0 6px; border-radius: 4px; color: #fff; font-size: .78rem; }
.bk1 { background: var(--action); color: var(--action-ink); } .bk2 { background: var(--solved); color: var(--paper); } .bk4 { background: #e0a526; color: #1c2333; } .bk5 { background: var(--error); color: var(--paper); }
.consent { position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 40; max-width: 720px; margin: 0 auto; display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center;
  padding: 14px 16px; background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 6px 24px rgba(0,0,0,.18); }
.consent p { margin: 0; flex: 1 1 260px; font-size: .92rem; }
.consent-btns { display: flex; gap: 10px; flex: 0 0 auto; }
.consent-btns .btn { min-width: 110px; }

/* Codes and ciphers pages. Appended to site.css by the build and reuses its colours and components. */
.cx textarea { min-height: 110px; font: 500 1.05rem/1.5 var(--font); }
.cx-out { background: var(--surface); }
.cx-mono, .cx textarea.mono { font: 600 1rem/1.5 ui-monospace, "SF Mono", Menlo, Consolas, monospace; letter-spacing: .03em; word-break: break-word; }
.cx-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; margin-top: 10px; }
.cx-msg { min-height: 1.3em; }
.cx-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 700px) { .cx-pair { grid-template-columns: 1fr; } }
.cx-shift { display: flex; align-items: center; gap: 12px; }
.cx-shift input[type=range] { flex: 1; }
.cx-shift b { font: 800 1.6rem/1 var(--tile-font); min-width: 2.2ch; text-align: center; }
.cx-alpha { display: grid; grid-template-columns: repeat(13, minmax(0, 1fr)); gap: 3px; margin: 12px 0 4px; font: 700 .95rem/1 var(--tile-font); text-align: center; }
.cx-alpha span { padding: 5px 0; border-radius: 4px; background: var(--paper); border: 1px solid var(--line); }
.cx-alpha span.to { background: var(--tile); border-color: var(--tile-edge); color: var(--tile-ink); }
@media (max-width: 520px) { .cx-alpha { font-size: .8rem; } }
.cx-list { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 6px; }
.cx-list li { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: baseline; padding: 8px 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.cx-list li.best { border-color: var(--solved); background: var(--solved-bg); }
.cx-list .tag { font: 700 .8rem/1 var(--font); color: var(--ink-2); white-space: nowrap; }
.cx-list .txt { word-break: break-word; }
.cx-list .sc { font: 600 .8rem/1 var(--font); color: var(--ink-2); }
.cx-bar { display: inline-block; height: 6px; border-radius: 3px; background: var(--solved); vertical-align: middle; margin-right: 6px; }

/* substitution key editor (cryptogram, codeword) */
.cx-key { display: grid; grid-template-columns: repeat(13, minmax(0, 1fr)); gap: 4px; margin: 10px 0; }
@media (max-width: 560px) { .cx-key { grid-template-columns: repeat(7, minmax(0, 1fr)); } }
.cx-key label { display: grid; gap: 2px; text-align: center; font: 700 .8rem/1 var(--font); color: var(--ink-2); }
.cx-key input { text-align: center; padding: 6px 0; font: 700 1.1rem/1 var(--tile-font); text-transform: uppercase; }
.cx-key input.locked { background: var(--tile); border-color: var(--tile-edge); color: var(--tile-ink); }
.cx-key input.solved { color: var(--solved); }
.cx-key input.wrong { border-color: var(--error); color: var(--error); }
.cx-plain { font: 600 1.25rem/1.9 var(--tile-font); letter-spacing: .04em; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); word-break: break-word; }
.cx-plain .c { display: inline-grid; text-align: center; line-height: 1.15; margin: 0 1px 6px; }
.cx-plain .c small { font: 600 .7rem/1 var(--font); color: var(--ink-2); }
.cx-plain .c b { min-width: .8em; border-bottom: 2px solid var(--line); }
.cx-plain .c b.on { color: var(--solved); }

/* codeword grid */
.cw-grid { display: grid; width: max-content; border: 2px solid var(--ink); background: var(--ink); gap: 1px; user-select: none; }
.cw-grid .cc { position: relative; width: var(--cw, 34px); height: var(--cw, 34px); background: #fff; color: #111; display: grid; place-items: center; font: 700 calc(var(--cw, 34px) * .55)/1 var(--font); border: 0; padding: 0; cursor: pointer; }
.cw-grid .cc.black { background: #111; cursor: pointer; }
.cw-grid .cc small { position: absolute; left: 2px; top: 1px; font: 600 calc(var(--cw, 34px) * .3)/1 var(--font); color: #444; }
.cw-grid .cc.sel { background: #f2d59b; }
.cw-grid .cc.same { background: #dbe7ff; }
.cw-grid .cc .lt { margin-top: 20%; }
.cw-grid .cc .lt.given { color: #8a5a2b; }
.cw-grid .cc .lt.wrong { color: #b3261e; }
.cw-board { overflow-x: auto; max-width: 100%; padding-bottom: 4px; }
.cw-pad { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 10px; }
.cw-pad button { width: 38px; height: 38px; border-radius: 7px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); font: 700 .95rem/1 var(--font); cursor: pointer; }
.cw-pad button.wide { width: auto; padding: 0 12px; }

/* pigpen */
.pp-out { display: flex; flex-wrap: wrap; gap: 6px 4px; align-items: center; min-height: 56px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); }
.pp-out .sp { width: 18px; }
.pp-key { display: grid; grid-template-columns: repeat(auto-fill, minmax(54px, 1fr)); gap: 6px; margin-top: 12px; }
.pp-key button { display: grid; justify-items: center; gap: 2px; padding: 6px 2px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); cursor: pointer; font: 700 .85rem/1 var(--font); }
.pp-key button:hover { border-color: var(--tile-edge); background: var(--tile-hi); color: var(--tile-ink); }

/* braille, runes, ogham */
.br-out { font: 400 2rem/1.5 "Segoe UI Symbol", "Apple Braille", "DejaVu Sans", system-ui, sans-serif; letter-spacing: .08em; word-break: break-all; }
.rn-out { font: 400 1.9rem/1.5 "Segoe UI Historic", "Noto Sans Runic", "Noto Sans Ogham", "Segoe UI Symbol", system-ui, sans-serif; letter-spacing: .06em; word-break: break-word; }
.cx-chart { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 6px; margin: 10px 0; }
.cx-chart div { display: grid; justify-items: center; gap: 4px; padding: 8px 4px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); text-align: center; }
.cx-chart .big { font: 400 1.8rem/1 "Segoe UI Historic", "Noto Sans Runic", "Apple Braille", "Segoe UI Symbol", system-ui, sans-serif; }
.cx-chart .lbl { font: 600 .8rem/1.2 var(--font); color: var(--ink-2); }

/* tables (ASCII, phonetic) */
.cx-table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.cx-table th, .cx-table td { border-bottom: 1px solid var(--line); padding: 6px 8px; text-align: left; }
.cx-table th { font: 700 .82rem/1.2 var(--font); color: var(--ink-2); position: sticky; top: 0; background: var(--surface); }
.cx-table td.m { font-family: ui-monospace, Menlo, Consolas, monospace; }
.cx-table tr.ctl td { color: var(--ink-2); }
.cx-scroll { max-height: 520px; overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.cx-say { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.cx-say span { display: inline-grid; padding: 6px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); text-align: center; }
.cx-say span b { font: 700 1.05rem/1.2 var(--display); }
.cx-say span small { color: var(--ink-2); font-size: .75rem; }
.cx-say .gap { border: 0; background: none; width: 10px; padding: 0; }

/* word search */
.ws-grid { display: grid; width: max-content; gap: 0; font: 700 1.15rem/1 ui-monospace, Menlo, Consolas, monospace; border: 2px solid var(--ink); border-radius: 6px; overflow: hidden; background: var(--surface); }
.ws-grid span { --c: min(32px, calc((100vw - 76px) / var(--n, 12))); width: var(--c); height: var(--c); display: grid; place-items: center; font-size: min(1.15rem, calc(var(--c) * .62)); }
.ws-grid span.hit { background: var(--tile); color: var(--tile-ink); }
.ws-words { columns: 3 150px; padding: 0; list-style: none; margin: 10px 0; }
.ws-words li { padding: 2px 0; break-inside: avoid; }
.ws-words li.found { text-decoration: line-through; color: var(--ink-2); }
.ws-words li.miss { color: var(--error); }
.ws-sheet { margin-top: 18px; }
.ws-sheet h2 { margin-top: 0; }
.ws-key-grid span { color: var(--line); }
.ws-key-grid span.hit { color: var(--tile-ink); }
@media print {
  @page { margin: 14mm; }
  body * { visibility: hidden; }
  .ws-print, .ws-print * { visibility: visible; }
  .ws-print { position: absolute; left: 0; top: 0; width: 100%; }
  .ws-print .ws-grid { margin: 0 auto; border-color: #000; }
  .ws-print .ws-grid span { width: 9mm; height: 9mm; font-size: 14pt; color: #000; }
  .ws-print .ws-key-grid span { color: #bbb; }
  .ws-print .ws-key-grid span.hit { color: #000; background: #ddd; }
  .ws-print .ws-sheet.key { break-before: page; }
  .ws-print h2 { text-align: center; color: #000; }
  .ws-print .ws-words { columns: 3; color: #000; max-width: 150mm; margin: 6mm auto 0; }
  .ws-print .ws-sheet { background: #fff; }
  .ws-print .no-print { display: none !important; }
}
.ws-print.letter .ws-grid span { width: 8.6mm; height: 8.6mm; }

/* word ladder */
.ld-path { display: grid; gap: 6px; margin-top: 12px; justify-items: start; }
.ld-path .rung { display: flex; gap: 4px; }
.ld-path .rung .tile { width: 38px; height: 38px; font-size: 1.25rem; }
.ld-path .rung .tile.changed { background: var(--solved-bg); box-shadow: 0 3px 0 var(--solved); color: var(--solved); }

/* hub */
.cx-hub { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; margin-top: 8px; }
.cx-hub a { display: grid; gap: 4px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); text-decoration: none; color: var(--ink); }
.cx-hub a:hover { border-color: var(--tile-edge); background: var(--tile-hi); color: var(--tile-ink); }
.cx-hub a b { font: 700 1.05rem/1.2 var(--display); }
.cx-hub a span { font-size: .9rem; color: var(--ink-2); }
.cx-hub a:hover span { color: var(--tile-ink); }