/* Generated by build-oral.js from oral-src/. Edit the source, not this file. */
/* 口试 oral practice pages (build-oral.js copies this to chinese-oral/assets/oral.css). Colours and controls follow the conversations. */
:root{
  --bg:#EAF2F5; --card:#FFFFFF; --ink:#1E2B33; --muted:#5A6E78;
  --jade:#1F8A70; --jade-ink:#FFFFFF; --mark:#F7C548; --mark-ink:#1E2B33; --line:#D3E1E7; --now:#F3F8FA; --mine:#E2F3EC;
  --ask:#FFF4DA; --scene-dim:1;
  --ui:"Baloo 2","Segoe UI",system-ui,sans-serif;
  --py:"Noto Sans","Segoe UI",Arial,sans-serif;
  --han:"Kaiti SC","STKaiti","KaiTi","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#11181C; --card:#1A242A; --ink:#E5EEF2; --muted:#9AB0BA;
  --jade:#4CC3A0; --jade-ink:#0E1A16; --mark:#F2C04A; --mark-ink:#1A1A1A; --line:#2A3940; --now:#202D34; --mine:#1D3A33;
  --ask:#3A3320; --scene-dim:.88; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#11181C; --card:#1A242A; --ink:#E5EEF2; --muted:#9AB0BA;
  --jade:#4CC3A0; --jade-ink:#0E1A16; --mark:#F2C04A; --mark-ink:#1A1A1A; --line:#2A3940; --now:#202D34; --mine:#1D3A33;
  --ask:#3A3320; --scene-dim:.88; color-scheme:dark}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--ui);font-size:16px;line-height:1.5}
[hidden]{display:none!important}
.wrap{max-width:860px;margin:0 auto;padding:20px 16px 40px;display:grid;gap:16px}
.site-head{background:#1B2A4A;color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;gap:8px 16px;flex-wrap:wrap}
.site-head a{color:#C9A84C;text-decoration:none;font-size:14px}
.site-head .site-name{color:#fff;font-weight:700;font-size:17px}
header{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 16px}
h1{margin:0;font-family:var(--han);font-size:clamp(28px,5vw,38px);font-weight:600}
h1 small{font-family:var(--ui);font-size:16px;font-weight:500;color:var(--muted);margin-left:8px}
.back{font-weight:600;color:var(--jade);text-decoration:none;font-size:15px}
.lede{margin:0;font-size:17px;max-width:62ch}
.level-chip{display:inline-block;justify-self:start;font-size:12.5px;font-weight:700;border-radius:999px;padding:1px 10px;color:#fff}
.level-chip.lv-k2{background:#C8601C}
.level-chip.lv-p2{background:#2471A3}
.level-chip.lv-p4{background:#7D3C98}

/* the list: one tab per level, a card per set */
.shelf h2{margin:8px 0 10px;font-size:18px}
.shelf h2 small{color:var(--muted);font-weight:500;margin-left:6px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.set-card{display:grid;align-content:start;background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;color:inherit;text-decoration:none}
.set-card:hover{border-color:var(--jade)}
.set-card:focus-visible{outline:3px solid var(--jade);outline-offset:3px}
.set-card img{display:block;width:100%;height:auto;aspect-ratio:800/420;filter:brightness(var(--scene-dim));background:var(--now)}
.card-body{padding:10px 14px 14px;display:grid;gap:2px}
.card-title{font-family:var(--han);font-size:24px;line-height:1.3}
.card-en{color:var(--muted)}
.card-meta{font-size:13px;color:var(--jade);font-weight:700}
.card-badge{display:inline-block;justify-self:start;margin-top:6px;font-size:12.5px;font-weight:700;color:var(--jade);background:var(--now);border-radius:999px;padding:2px 10px}
.set-card.is-done{border:2px solid var(--jade)}
.set-card.is-done .card-badge{background:var(--jade);color:var(--jade-ink)}
.tier-count{margin-left:10px;font-size:14px;color:var(--jade);font-weight:700}
.tier-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 2px}
.tier-tab{font:inherit;cursor:pointer;display:grid;justify-items:center;padding:8px 14px;border-radius:14px;border:2px solid var(--jade);background:transparent;color:var(--jade);font-weight:700;font-size:17px;line-height:1.25;flex:1 1 100px}
.tier-tab small{font-size:12.5px;font-weight:500;opacity:.85}
.tier-tab .tab-count{font-size:12px;font-weight:700}
.tier-tab .tab-count:empty{display:none}
.tier-tab[aria-selected="true"]{background:var(--jade);color:var(--jade-ink)}
.tier-tab:focus-visible{outline:3px solid var(--jade);outline-offset:3px}
.tabbed .tier-head{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.progress-summary{margin:0;display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;font-weight:600}
.link-btn{font:inherit;font-size:14px;font-weight:500;background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;padding:0}

/* one set: three parts, one showing at a time */
.parts{display:flex;flex-wrap:wrap;gap:8px}
.part-tab{font:inherit;cursor:pointer;flex:1 1 90px;display:grid;justify-items:center;padding:8px 6px;border-radius:14px;border:2px solid var(--jade);background:var(--card);color:var(--jade);font-weight:700;font-size:clamp(14px,3.9vw,18px);line-height:1.25;white-space:nowrap}
.part-tab small{font-size:12.5px;font-weight:500;opacity:.85}
.part-tab[aria-selected="true"]{background:var(--jade);color:var(--jade-ink)}
.part-tab .done{font-size:12px}
.part-tab:focus-visible{outline:3px solid var(--jade);outline-offset:3px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px;display:grid;gap:14px}
.panel h2{margin:0;font-size:21px}
.panel .how{margin:0;color:var(--muted);font-size:15px}
.controls{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.ctl{font:inherit;font-weight:600;font-size:15px;border-radius:999px;padding:8px 16px;cursor:pointer;border:2px solid var(--jade);background:transparent;color:var(--jade);display:inline-flex;gap:6px;align-items:center;text-decoration:none}
.ctl.primary,.ctl[aria-pressed="true"]{background:var(--jade);color:var(--jade-ink)}
.ctl:disabled{opacity:.4;cursor:default}
.ctl small{font-size:12px;font-weight:500;opacity:.85}
.ctl:focus-visible,.word:focus-visible{outline:3px solid var(--jade);outline-offset:3px}
.ctl.listening{animation:micpulse 1s ease-in-out infinite alternate}
@keyframes micpulse{to{box-shadow:0 0 0 6px rgba(192,57,43,.25)}}

/* words: ruby pinyin, tap for the meaning */
.zh{font-family:var(--han);font-size:clamp(22px,4.6vw,30px);line-height:2.05;margin:0}
.word{font:inherit;color:inherit;background:none;border:0;padding:0 .03em;margin:0;border-radius:8px;cursor:pointer;border-bottom:3px solid transparent}
.word:hover{border-bottom-color:var(--line)}
.word.active,.word.reading{background:var(--mark);color:var(--mark-ink)}
rt{font-family:var(--py);font-size:.36em;color:var(--muted)}
.word.active rt,.word.reading rt{color:var(--mark-ink)}
.nopy rt{visibility:hidden}
.punct{color:var(--muted)}
.wgroup{white-space:nowrap}
.en{margin:0;font-size:16px;color:var(--muted);display:none}
.show-en .en{display:block}
ruby.heard{color:var(--jade);text-decoration:underline 3px;text-underline-offset:6px}

/* 朗读: the passage, one sentence after another */
/* the passage reads as one paragraph, as in the exam; with English on, one sentence per line */
.passage{background:var(--now);border-radius:14px;padding:10px 16px}
.sent{border-radius:10px;padding:0 2px}
.show-en .sent{display:block;margin:0 0 6px}
.sent.now{background:var(--mine);box-shadow:0 0 0 2px var(--jade)}
.sent .zh{display:inline}
.turn{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:10px 12px;border-radius:12px;background:var(--mark);color:var(--mark-ink);font-weight:700}
.turn .ctl{border-color:var(--mark-ink);color:var(--mark-ink);background:#fff}
.turn .ctl.primary{background:var(--mark-ink);color:#fff}
.mic-ask{flex-basis:100%;font-weight:400;font-size:15px;line-height:1.45;margin:0}
.mic-msg{flex-basis:100%;font-size:16px;margin:0}
.mic-msg small{display:block;font-weight:400;font-size:14px}
.done-note{margin:0;font-weight:700;color:var(--jade);font-size:18px}

/* 看图说话: the picture (a storybook scene, still at one moment) */
.scene{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--now)}
.scene svg{display:block;width:100%;height:auto;filter:brightness(var(--scene-dim))}
.scene [data-obj]{cursor:pointer}
.scene [data-obj]:focus:not(:focus-visible){outline:none}
.scene [data-obj].picked{filter:drop-shadow(0 0 6px #F7C548)}
.patterns{display:grid;gap:8px}
.patterns > .ctl{justify-self:start}
.patterns h3,.qbox h3{margin:0;font-size:17px;color:var(--jade)}
.pattern{display:grid;grid-template-columns:auto 1fr;gap:2px 12px;align-items:center;background:var(--now);border-radius:12px;padding:6px 12px}
.pattern .zh{font-size:clamp(20px,4vw,25px);line-height:1.9}
.pattern .en{grid-column:2}
.ctl.hear{padding:6px 12px;font-size:14px;flex:none}

/* one question at a time: the teacher asks, the child tries, then the sample answer */
.qbox{display:grid;gap:10px}
.qcount{font-weight:700;color:var(--muted);font-size:14px;margin:0}
.ask{background:var(--ask);border-radius:14px;padding:6px 14px 10px;display:grid;gap:2px}
.who{font-size:13px;font-weight:700;color:var(--muted);display:flex;gap:8px;align-items:center}
.sample{background:var(--mine);border-radius:14px;padding:6px 14px 10px;display:grid;gap:4px}
.tip{margin:0;font-size:15px}
.situation{background:var(--now);border-radius:14px;padding:6px 14px 10px;display:grid;gap:2px}

.wordcard{position:fixed;left:50%;transform:translateX(-50%);bottom:12px;width:min(828px,calc(100% - 32px));z-index:5;display:flex;gap:16px;align-items:center;flex-wrap:wrap;background:var(--card);border:2px solid var(--line);border-radius:14px;padding:8px 16px;min-height:60px;box-shadow:0 4px 18px rgba(0,0,0,.10)}
.wc-han{font-family:var(--han);font-size:40px;line-height:1}
.wc-text{display:grid;min-width:0}
.wc-py{font-family:var(--py);font-size:20px;color:var(--jade);font-weight:700}
.wc-close{margin-left:auto;font:inherit;font-size:20px;line-height:1;border:0;background:none;color:var(--muted);cursor:pointer;padding:4px 6px;border-radius:8px}
.note,.novoice{font-size:13px;color:var(--muted);margin:0}

/* the text of the whole set and the guide, in the HTML for readers and search engines */
.guide{display:grid;gap:6px;margin-top:8px}
.guide h2{font-size:22px;margin:18px 0 2px}
.guide p,.guide li{max-width:72ch;margin:0}
.guide ul,.guide ol{margin:0;padding-left:22px;display:grid;gap:4px}
.guide table{border-collapse:collapse;width:100%;max-width:72ch;font-size:15px}
.guide th,.guide td{border:1px solid var(--line);padding:6px 10px;text-align:left;vertical-align:top}
.fulltext{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px 20px}
.fulltext summary{cursor:pointer;font-weight:700;color:var(--jade)}
.fulltext h3{margin:14px 0 0;font-size:17px}
.fulltext .ft-line{margin:8px 0 0}
.fulltext .ft-zh{font-family:var(--han);font-size:21px;margin:0}
.fulltext .ft-py{font-family:var(--py);color:var(--muted);margin:0;font-size:14px}
.fulltext .ft-en{margin:0;font-size:15px}

/* the printed practice sheet */
#printSheet{display:none}
@media print{
  @page{size:A4;margin:14mm}
  body.has-sheet{background:#fff}
  body.has-sheet > .wrap,body.has-sheet > .site-head,body.has-sheet .wordcard{display:none!important}
  body.has-sheet #printSheet{display:block!important}
}
.ws{color:#000;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:12pt}
.ws-head{display:flex;justify-content:space-between;align-items:flex-end;gap:8mm;border-bottom:2px solid #000;padding-bottom:3mm;margin-bottom:4mm}
.ws-head h1{font-family:var(--han);font-size:22pt;margin:0;font-weight:600}
.ws-head h1 small{font-family:sans-serif;font-size:11pt;font-weight:400;margin-left:3mm;white-space:nowrap}
.ws-name{font-size:11pt;white-space:nowrap}
.ws h2{font-size:13pt;margin:5mm 0 3mm;border-left:4px solid #1F8A70;padding-left:3mm}
.ws-zh{font-family:var(--han);font-size:15pt;line-height:2.1;margin:0 0 1mm}
.ws-zh rt{font-family:var(--py);font-size:7.5pt;color:#333}
.ws-pic svg{display:block;width:150mm;height:auto;margin:0 auto 3mm;border:1px solid #999}
.ws ol{margin:0;padding-left:8mm}
.ws li{margin:0 0 3mm;break-inside:avoid}
.ws-lines{border-bottom:1px solid #999;height:8mm}
.ws-sit{border:1.5px dashed #000;padding:2mm 4mm;margin-bottom:3mm}
.ws-key{break-before:page}
.ws-key li .ws-zh{font-size:13pt;line-height:1.9}
.ws-tip{font-size:9.5pt;color:#333}
.ws-foot{margin-top:5mm;font-size:9pt;color:#555}
@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation:none!important;transition:none!important}}