/* Shared components — design canvas "5 · Component library" boards. Colours are theme tokens (Appearance presets override them). */
.tone-1{color:var(--tone1)}.tone-2{color:var(--tone2)}.tone-3{color:var(--tone3)}.tone-4{color:var(--tone4)}.tone-5{color:var(--muted)}
.icon{display:inline-block;flex:none;vertical-align:middle}

/* Chip (board "Chip") */
.chip{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:44px;padding:0 16px;border-radius:999px;border:1.5px solid var(--line);background:var(--card);color:var(--ink);font-family:var(--font-ui);font-size:14px;font-weight:600;line-height:normal;white-space:nowrap;text-decoration:none}
button.chip{cursor:pointer}
.chip.is-active,.chip[aria-pressed=true]{background:var(--red);border-color:var(--red);color:var(--on-red)}
.chip-red{background:var(--red-t);color:var(--red-d);border-color:transparent}
.chip-green{background:var(--green-t);color:var(--green-d);border-color:transparent}
.chip-gold{background:var(--gold-t);color:var(--gold);border-color:transparent}
.chip-blue{background:var(--blue-t);color:var(--blue);border-color:transparent}

/* Stat card (board "StatCard") */
.stat-card{display:flex;flex-direction:column;gap:2px;background:var(--card);border-radius:var(--r-m);padding:14px;font-family:var(--font-ui);line-height:normal}
.stat-card.is-soft{background:var(--paper)}
.stat-value{font-size:28px;font-weight:700;color:var(--ink)}
.stat-label{font-size:13px;color:var(--text-2)}
.stat-hint{font-size:12px;color:var(--text-2)}
.stat-red .stat-value{color:var(--red-d)}.stat-green .stat-value{color:var(--green-d)}.stat-gold .stat-value{color:var(--gold)}.stat-blue .stat-value{color:var(--blue)}

/* Character tile (board "CharTile"): pinyin above the character, tone-coloured */
.char-tile{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:92px;padding:12px 4px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-s);text-decoration:none;color:var(--ink);text-align:center;font-family:var(--font-ui);line-height:normal}
.char-tile-soft{background:var(--paper)}
a.char-tile:hover{border-color:var(--red)}
.ct-p{font-size:12px;color:var(--text-2);white-space:nowrap}
.char-tile.tone-1{color:var(--ink)}.char-tile.tone-2{color:var(--ink)}.char-tile.tone-3{color:var(--ink)}.char-tile.tone-4{color:var(--ink)}
.char-tile.tone-1 .ct-p{color:var(--tone1)}.char-tile.tone-2 .ct-p{color:var(--tone2)}.char-tile.tone-3 .ct-p{color:var(--tone3)}.char-tile.tone-4 .ct-p{color:var(--tone4)}
.ct-c{font-family:var(--font-zh);font-size:calc(24px * var(--cs,1));font-weight:400;white-space:nowrap}
.char-tile.is-large .ct-c{font-size:calc(32px * var(--cs,1))}
.ct-len-4 .ct-c{font-size:calc(20px * var(--cs,1))}
.ct-m{max-width:100%;font-size:12px;color:var(--text-2);text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.char-tile-compact{min-height:0;padding:8px}
.dot{position:absolute;top:6px;right:6px;width:8px;height:8px;border-radius:999px;background:transparent}
.dot-new{background:var(--blue)}.dot-learning{background:var(--gold)}.dot-known{background:var(--green)}

/* Word row (board "WordRow") */
.word-row{display:flex;flex-wrap:wrap;align-items:center;gap:4px 14px;min-height:56px;padding:8px 0;border-top:1px solid var(--soft);color:var(--ink);font-family:var(--font-ui);line-height:normal}
.wr-zh{min-width:64px;font-family:var(--font-zh);font-size:calc(21px * var(--cs,1));color:var(--ink);text-decoration:none;white-space:nowrap}
a.wr-zh{display:inline-flex;align-items:center;min-height:44px}
a.wr-zh:hover{color:var(--red)}
.wr-py{min-width:84px;font-size:14px;color:var(--tone3)}
.wr-en{flex:1 1 min(140px,100%);font-size:14px;color:var(--text-2)}
.wr-meta{font-size:12px;color:var(--text-2)}
.wr-tag{flex:none;font-size:11px;font-weight:600;border-radius:6px;padding:3px 7px;background:var(--green-t);color:var(--green-d)}
.wr-audio{flex:none;width:44px;height:44px;padding:0;border:0;border-radius:999px;background:var(--soft);color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer}

/* Quiz option (board "QuizOption") */
.quiz-option{display:flex;align-items:center;gap:6px;width:100%;min-height:52px;padding:0 14px;background:var(--card);border:2px solid var(--line);border-radius:var(--r-s);font-family:var(--font-zh);font-size:17px;line-height:normal;color:var(--ink);text-align:left;cursor:pointer}
.quiz-option:hover:not(:disabled){border-color:var(--ink)}
.qo-label{flex:1}
.qo-mark{display:inline-flex;flex:none}
.qo-selected{border-color:var(--ink);background:var(--sel)}
.qo-correct,.qo-correct:hover:not(:disabled){border-color:var(--green);background:var(--green-t);color:var(--green-d)}
.qo-wrong,.qo-wrong:hover:not(:disabled){border-color:var(--red);background:var(--red-t);color:var(--red-d)}
.qo-disabled{opacity:.55;cursor:not-allowed}

/* Dialogue bubble (board "DialogueBubble") */
.bubble{display:flex;align-items:flex-end;gap:8px;width:100%;color:var(--ink);font-family:var(--font-ui);line-height:normal}
.bubble-right{flex-direction:row-reverse}
.b-spk{width:32px;height:32px;flex-shrink:0;border-radius:999px;background:var(--ink);color:var(--card);font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center}
.bubble-right .b-spk{background:var(--red)}
.b-body{display:flex;flex-direction:column;gap:4px;max-width:460px;min-width:0;padding:10px 14px;background:var(--card);border-radius:var(--r-m) var(--r-m) var(--r-m) 4px}
.bubble-right .b-body{background:var(--red-t);border-radius:var(--r-m) var(--r-m) 4px var(--r-m)}
.b-zh{font-family:var(--font-zh);font-size:calc(18px * var(--cs,1))}
.b-py{font-size:13px;color:var(--muted)}
.b-en{font-size:13px;color:var(--text-2)}
.b-audio{flex:none;align-self:center;background:none;border:0;cursor:pointer;color:var(--text-2)}

/* Action row (board "ActionRow"). "dark" = the accent-tint block (canvas update: dark blocks became --red-t), same as "red". */
.action-row{display:flex;align-items:center;gap:12px;min-height:56px;padding:10px 12px;border-radius:var(--r-s);background:var(--paper);color:var(--ink);text-decoration:none;font-family:var(--font-ui);line-height:normal}
.ar-icon{width:36px;height:36px;flex-shrink:0;border-radius:calc(var(--r-s) * .8333);display:flex;align-items:center;justify-content:center;background:var(--card);color:var(--red);font-family:var(--font-zh);font-size:16px;font-weight:700}
.ar-body{flex:1;min-width:0;display:flex;flex-direction:column}
.ar-title{font-size:15px;font-weight:700}
.ar-sub{font-size:12px;color:var(--text-2)}
.ar-cta{flex:none;font-size:14px;font-weight:600;color:var(--red)}
.action-dark,.action-red{background:var(--red-t)}
.action-dark .ar-icon,.action-red .ar-icon,.action-dark .ar-cta,.action-red .ar-cta{color:var(--red-d)}
.action-gold{background:var(--gold-s)}
.action-gold .ar-icon,.action-gold .ar-cta{color:var(--gold)}

/* Lesson card (board "LessonCard") */
.lesson-card{display:flex;flex-direction:column;gap:12px;padding:14px;background:var(--card);border-radius:var(--r-m);box-shadow:0 2px 8px rgba(var(--shadow),.04);text-decoration:none;color:var(--ink);font-family:var(--font-ui);line-height:normal}
.lc-top{display:flex;gap:12px;align-items:center}
.lc-glyph{width:48px;height:48px;flex-shrink:0;border-radius:var(--r-s);background:var(--green-s);color:var(--brown);display:flex;align-items:center;justify-content:center;font-family:var(--font-zh);font-size:24px;font-weight:700}
.lc-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.lc-n{font-size:12px;color:var(--text-2)}
.lc-zh{font-family:var(--font-zh);font-size:18px;font-weight:700}
.lc-title{font-size:18px;font-weight:700}
.lc-sub{font-size:13px;color:var(--text-2)}
.lc-foot{display:flex;align-items:center;gap:10px}
.lc-bar{flex:1;display:block;height:6px;border-radius:999px;background:var(--soft);overflow:hidden}
.lc-bar i{display:block;height:100%;background:var(--red)}
.lesson-card.is-done .lc-bar i{background:var(--green)}
.lc-pct{width:52px;flex:none;text-align:right;font-size:12px;font-weight:600;color:var(--text-2)}
.lc-locked{opacity:.55}

/* Writing grid (board "WritingGrid") */
.writing-grid{position:relative;width:100%;max-width:360px;aspect-ratio:1;padding:10px;border-radius:calc(var(--r-m) * 1.25);background:var(--card-2);border:1px solid var(--line);box-shadow:0 8px 28px rgba(var(--shadow),.06)}
.wg-box{box-sizing:content-box;position:relative;width:100%;height:100%;border:2px solid var(--wg-frame);border-radius:calc(var(--r-s) * .8333);background:var(--card);overflow:hidden;container-type:inline-size}
.wg-v{position:absolute;left:50%;top:0;bottom:0;border-left:1.5px dashed var(--wg-cross)}
.wg-h{position:absolute;top:50%;left:0;right:0;border-top:1.5px dashed var(--wg-cross)}
.wg-d1,.wg-d2{position:absolute;left:-21%;top:50%;width:142%;border-top:1px dashed var(--wg-diag);transform:rotate(45deg)}
.wg-d2{transform:rotate(-45deg)}
.wg-writer{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.wg-ghost{position:relative;font-family:var(--font-zh);font-size:72cqw;line-height:1;color:var(--ink)}
.wg-outline .wg-ghost{color:var(--stroke-ghost)}
.wg-count{position:absolute;top:10px;left:10px;height:26px;padding:0 10px;border-radius:999px;background:var(--red);color:var(--on-red);font-family:var(--font-ui);font-size:12px;font-weight:600;line-height:normal;display:flex;align-items:center}
.wg-count[hidden]{display:none}

/* dev page */
.dev .dev-board.row>*{width:var(--bw,auto);max-width:100%}.dev .dev-board.stack{max-width:var(--bw,640px)}
.dev h2{margin:var(--gap) 0 12px;font-size:18px}.dev .row{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-start}.dev .stack{display:grid;gap:10px;max-width:640px}
.dev .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}
/* ruby-line: interlinear pinyin (R1). Settings in tokens.css: data-pinyin, data-pinyin-pos, data-tone-colors, data-char-size */
.tone-5{color:var(--muted)}
.ruby-line{display:flex;align-items:flex-start;gap:8px}
.rl-text{flex:1;font-size:calc(22px*var(--cs,1));line-height:2.1;word-break:keep-all;overflow-wrap:anywhere}
.ruby-line ruby{ruby-align:center;margin:0 1px}
.ruby-line rt{font-family:var(--font-ui,inherit);font-size:max(12px,.6em);line-height:1.1;letter-spacing:0;font-weight:500}
.rl-word{font:inherit;color:inherit;background:none;border:0;padding:0;margin:0;cursor:pointer;border-radius:4px;line-height:inherit}
.rl-word:hover rb,.rl-word:focus-visible rb{text-decoration:underline dotted;text-underline-offset:4px}
.rl-word:focus-visible{outline:2px solid var(--red,currentColor);outline-offset:2px}
.b-body .ruby-line .rl-text{font-size:calc(20px*var(--cs,1))}
.word-sheet{border:1px solid var(--line,#ddd);border-radius:var(--r-m,12px);padding:16px 20px;min-width:min(320px,90vw);background:var(--card);color:var(--ink)}
.word-sheet::backdrop{background:rgba(var(--scrim),.35)}
.ws-head{display:flex;align-items:center;gap:8px}.ws-zh{font-size:calc(36px*var(--cs,1));flex:1}
.ws-py{font-size:18px;margin-top:4px}.ws-en{color:var(--text-2);margin:4px 0 12px}.ws-chars{display:flex;flex-wrap:wrap;gap:8px}
/* Hanzi Writer loading placeholder (ghost character or skeleton) */
.wg-writer{overflow:hidden;border-radius:inherit}
.wg-writer>.wg-loading,.wg-writer>.wg-skeleton{position:absolute;inset:0;margin:auto;display:flex;align-items:center;justify-content:center;pointer-events:none}
.wg-ghost.wg-loading{opacity:.18;animation:wg-pulse 1.2s ease-in-out infinite alternate}
.wg-skeleton{width:62%;height:62%;border-radius:var(--r-m);background:var(--soft);animation:wg-sk 1.2s ease-in-out infinite alternate}
@keyframes wg-sk{from{opacity:1}to{opacity:.45}}
.wg-writer>svg{position:relative}
@keyframes wg-pulse{from{opacity:.12}to{opacity:.3}}
@media (prefers-reduced-motion:reduce){.wg-ghost.wg-loading,.wg-skeleton{animation:none}}