@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800&family=Noto+Serif+SC:wght@500;700&display=swap');
:root{--green:#216653;--ink:#243a34;--muted:#7b8580;--bg:#f7f8f4;--line:#e3e8df}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans KR',sans-serif;font-size:14px}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #d49c49;outline-offset:4px}aside{position:fixed;width:235px;inset:0 auto 0 0;padding:40px 26px;background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column}.brand{text-decoration:none;color:var(--green);font-size:30px;font-weight:800;letter-spacing:-2px}.brand span{font-size:25px;margin-left:7px;font-family:serif}.brand small{display:block;letter-spacing:0;font-weight:400;font-size:11px;color:var(--muted);margin-top:8px}nav{margin-top:55px;display:grid;gap:12px}.nav{border:0;background:transparent;text-align:left;padding:15px 17px;border-radius:10px;color:#7c8580;font-size:18px}.nav span{font-size:14px;margin-left:11px}.nav.active{background:#eaf2eb;color:var(--green);font-weight:700}.aside-note{margin-top:auto;padding:23px 8px}.aside-note>span{font:22px serif;color:#59816a}.aside-note p{font-size:12px;line-height:1.9;color:var(--muted)}.storage{font-size:10px;color:#929a94;line-height:1.8}main{margin-left:235px;padding:0 6%;max-width:1600px}header{height:87px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);color:#7d8780;font-size:12px}.date{background:white;border:1px solid var(--line);padding:8px 14px;border-radius:20px}.intro{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:35px;padding:44px 0 40px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:#72917c}h1{font-size:42px;line-height:1.42;letter-spacing:-2.3px;margin:15px 0}h1 span{color:#d9a05a}.intro p{color:#808b83;line-height:1.9;font-size:13px}.primary{background:var(--green);color:#fff;padding:14px 20px;border:0;border-radius:8px;font-size:12px;margin-top:17px}.primary span{margin-left:28px}.postcard{height:284px;position:relative;border-radius:80px 10px 10px 10px;background:#e3ebdc;overflow:hidden;transform:rotate(-3deg);max-width:390px;width:100%;justify-self:end}.sun{background:#e9bc73;width:80px;height:80px;border-radius:50%;position:absolute;right:55px;top:35px}.mountain{position:absolute;border-radius:48% 48% 0 0;transform:rotate(-15deg)}.one{background:#a2b89c;width:300px;height:220px;left:-65px;top:130px}.two{background:#728f77;width:320px;height:220px;left:180px;top:170px}.arch{font-family:'Noto Serif SC',serif;font-size:67px;color:#f8f6e9;position:absolute;top:100px;left:42px;letter-spacing:12px}.stamp{position:absolute;right:15px;top:15px;border:1px solid #9caa92;padding:7px;color:#71856d;font:12px serif;z-index:1}.postcard-bottom{position:absolute;bottom:20px;left:27px;color:#f5f5e9;font-size:8px;letter-spacing:2px}.stats{display:grid;grid-template-columns:repeat(3,1fr) 1.4fr;border:1px solid var(--line);background:white;border-radius:12px;padding:23px 0}.stats>div{display:flex;gap:15px;align-items:center;padding:0 24px;border-right:1px solid var(--line)}.stats strong{font-size:23px;display:block}.stats small{display:block;color:#89918b;font-size:11px;margin-top:3px}.stat-icon{color:#729c7a;background:#f0f5ec;border-radius:12px;padding:12px;font-size:19px}.stats .goal{display:grid;grid-template-columns:1fr auto;gap:10px;border:0;font-size:11px}.goal strong{font-size:11px;color:var(--green)}progress{grid-column:1/-1;width:100%;height:5px;accent-color:var(--green);border:0}.workspace{padding-top:39px}.section-heading{display:flex;align-items:center;justify-content:space-between}h2{font-size:23px;letter-spacing:-.9px;margin:9px 0 23px}.section-heading>span{font-size:12px;color:var(--muted)}.categories{display:flex;gap:8px;flex-wrap:wrap}.category{background:white;border:1px solid var(--line);color:#78827b;padding:10px 15px;border-radius:8px;font-size:12px}.category.active{color:white;background:var(--green);border-color:var(--green)}.search{margin:20px 0;display:flex;gap:12px;border:1px solid var(--line);background:#fff;padding:12px 16px;border-radius:8px;color:#819487}.search input{width:100%;border:0;outline:0;background:transparent;font-size:12px;color:var(--ink)}#content{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.card{background:white;border:1px solid var(--line);border-radius:12px;padding:23px;position:relative}.card-top{display:flex;align-items:center;justify-content:space-between}.badge{font-size:10px;color:#769076;background:#f1f5ec;border-radius:4px;padding:4px 8px}.save,.sound{border:0;background:transparent;color:#8d9d8f;font-size:21px}.save.on{color:#ce8e50}.hanzi{font-family:'Noto Serif SC',serif;font-size:27px;margin:19px 0 7px;color:#274d3d}.pinyin{color:#a38764;font-size:13px;margin-bottom:9px}.meaning{font-size:14px;font-weight:500}.card-bottom{margin-top:20px;padding-top:14px;border-top:1px solid #eff1eb;display:flex;justify-content:space-between;align-items:center}.sound{font-size:12px;color:var(--green);background:#f0f5ed;border-radius:6px;padding:8px 11px}.learn{font-size:11px;color:#859285;cursor:pointer;display:flex;gap:5px;align-items:center}.learn input{accent-color:var(--green)}footer{padding:36px 0 25px;color:#a1aaa2;font-size:11px;display:flex;justify-content:space-between}.empty{grid-column:1/-1;padding:50px;text-align:center;color:var(--muted)}.quiz{grid-column:1/-1;max-width:700px;width:100%;margin:auto;background:white;border:1px solid var(--line);border-radius:15px;padding:32px;text-align:center}.quiz .hanzi{font-size:35px}.options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:25px 0}.option{background:#f8faf5;border:1px solid var(--line);padding:16px;border-radius:8px;color:var(--ink)}.option.correct{background:#e1f0e1;border-color:#549568}.option.wrong{background:#fae5df;border-color:#d79f8b}#feedback{min-height:27px;color:var(--green)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#284b3d;color:white;border-radius:10px;padding:14px 22px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:10;max-width:90vw}#toast.show{opacity:1}@media(min-width:1450px){main{padding:0 80px}}@media(max-width:1000px){aside{width:185px;padding:30px 16px}main{margin-left:185px;padding:0 4%}.intro{gap:20px}h1{font-size:34px}.stats>div{padding:0 12px;gap:8px}.stat-icon{padding:8px}.postcard{height:255px}}@media(max-width:720px){aside{position:static;width:auto;padding:20px 22px 0;border-right:0}.brand{font-size:25px}.brand small,.aside-note,.storage{display:none}nav{margin-top:18px;display:flex;gap:6px}.nav{flex:1;padding:12px 5px;text-align:center;font-size:15px}.nav span{font-size:12px;margin-left:4px}main{margin-left:0;padding:0 22px}header{height:60px}.intro{padding-top:28px;grid-template-columns:1fr 0.7fr;gap:12px}h1{font-size:29px}.intro p{font-size:11px}.eyebrow{font-size:8px;letter-spacing:1.4px}.postcard{height:210px;border-top-left-radius:55px}.arch{font-size:45px;left:16px}.sun{right:20px;width:55px;height:55px}.postcard-bottom{font-size:6px;left:15px}.stamp{font-size:9px}.two{left:80px}.primary{padding:12px;font-size:11px}.primary span{margin-left:10px}.stats{grid-template-columns:repeat(3,1fr);padding:18px 0;row-gap:20px}.stats>div:nth-child(3){border:0}.stats .goal{grid-column:1/-1;padding:0 20px}.stats strong{font-size:20px}.stat-icon{font-size:15px}.stats small{font-size:9px}h2{font-size:20px}#content{grid-template-columns:1fr}.category{padding:9px 10px}.card{padding:20px}.workspace{padding-top:30px}.options{grid-template-columns:1fr}.quiz{padding:22px}.hanzi{font-size:26px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.dialogue-panel{grid-column:1/-1;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.dialogue-intro{padding:30px;display:flex;justify-content:space-between;gap:20px;background:#edf3e9}.dialogue-intro h3{font-size:25px;letter-spacing:-1px;margin:15px 0 10px}.dialogue-intro p{font-size:13px;color:#708374;line-height:1.8}.cast{display:flex;gap:15px;flex-wrap:wrap;font-size:11px;margin-top:20px;color:#84917d}.cast span:first-child{color:#b58167}.cast span:nth-child(2){color:#577d90}.dialogue-art{font-size:53px;align-self:center;text-align:center;min-width:130px}.dialogue-art small{display:block;font:14px 'Noto Serif SC',serif;margin-top:10px}.dialogue-controls{display:flex;gap:20px;align-items:center;flex-wrap:wrap;padding:22px 26px 10px}.dialogue-controls .primary{margin:0;min-width:155px}.dialogue-controls label,.voice-settings label{font-size:12px;color:#748576;display:flex;gap:8px;align-items:center}.dialogue-controls input{accent-color:var(--green)}.dialogue-controls select,.voice-settings select{border:1px solid var(--line);border-radius:6px;padding:8px;max-width:100%;background:#fff;color:var(--ink);font:inherit}.dialogue-status{font-size:12px;color:var(--green);padding:0 26px;min-height:20px}.voice-settings{margin:0 26px;padding:12px 0;border-block:1px solid var(--line);font-size:12px;color:#7c897e}.voice-settings summary{cursor:pointer}.voice-settings>div{display:flex;gap:20px;flex-wrap:wrap;margin-top:15px}.voice-settings label{flex-wrap:wrap}.voice-settings p{line-height:1.8}.duration-note{font-size:11px;color:#8e978d;padding:0 26px;line-height:1.8}.script{padding:5px 26px 20px}.script-line{display:flex;gap:18px;padding:23px 12px;border-bottom:1px solid #eef1ea;align-items:flex-start;border-radius:8px}.script-line.speaking{background:#edf6e9;box-shadow:inset 3px 0 var(--green)}.speaker{width:74px;flex-shrink:0;display:grid;gap:7px;justify-items:center}.speaker>span{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#f6eae1;color:#b78063;font:19px serif}.male .speaker>span{background:#e7eff2;color:#608391}.speaker small{font-size:10px;color:#8a938a}.script-text{flex:1;min-width:0}.script-text p{margin:0 0 9px}.script-zh{font:22px/1.7 'Noto Serif SC',serif;color:#294f3c}.script-py{font-size:12px;line-height:1.9;color:#a18b6d}.script-ko{font-size:13px;line-height:1.7;color:#7b857b}.script-line>.sound{flex-shrink:0;margin-top:5px}.hide-pinyin .script-py,.hide-translation .script-ko{display:none}.practice-tip{padding:20px 26px;background:#faf9f2;font-size:12px;color:#8a8366}.practice-tip p{line-height:1.9}#learning-controls[hidden]{display:none}@media(max-width:720px){nav{flex-wrap:wrap}.nav{flex:1 1 42%}.dialogue-intro{padding:22px}.dialogue-intro h3{font-size:21px}.dialogue-art{display:none}.dialogue-controls{padding:20px 18px 10px;gap:16px}.script{padding:0 12px 15px}.script-line{gap:10px;padding:18px 6px;flex-wrap:wrap}.speaker{width:59px}.script-zh{font-size:20px}.script-line>.sound{margin-left:69px;margin-top:0}.voice-settings{margin:0 18px}.voice-settings select{width:100%}.dialogue-status,.duration-note{padding:0 18px}.cast{gap:10px}.dialogue-controls .primary{width:100%}}

.voice-cast{margin:16px 26px;padding:15px 18px;background:#f6f8f1;border-radius:8px;display:flex;gap:18px;flex-wrap:wrap;font-size:12px}.voice-cast span:first-child{color:#aa7159}.voice-cast span:nth-child(2){color:#537b90}.voice-cast small{width:100%;color:#82907e;font-size:11px}
/* Larger pinyin for expression cards, quizzes, and conversation scripts. */
.pinyin,.script-py{font-size:18px;line-height:1.85;overflow-wrap:anywhere}
@media(max-width:720px){.pinyin,.script-py{font-size:17px;line-height:1.9}}
.listening-library{grid-column:1/-1}.library-heading{padding:10px 0 20px}.library-heading h3{font-size:25px;letter-spacing:-1px;margin:12px 0}.library-heading p{color:#7a887d;font-size:13px;line-height:1.9}.lesson-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:12px}.lesson-choice{display:flex;flex-direction:column;align-items:flex-start;gap:7px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:15px;text-align:left;color:var(--ink)}.lesson-choice>span{font-size:24px}.lesson-choice strong{font-size:12px;line-height:1.6}.lesson-choice small{font-size:10px;color:#84937f}.lesson-choice.selected{border-color:var(--green);background:#eaf2e5;box-shadow:inset 0 0 0 1px var(--green)}.listening-player{padding:24px;background:#fff;border-bottom:1px solid var(--line)}.transport,.play-settings,.script-switches{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.transport .primary{margin:0;min-width:140px}.play-settings{margin-top:20px;gap:20px}.play-settings label,.script-switches label{display:flex;align-items:center;gap:8px;font-size:12px;color:#72816f}.play-settings select{font:inherit;color:var(--ink);background:white;border:1px solid var(--line);padding:9px;border-radius:7px;max-width:100%}#dialogue-status{font-size:12px;color:var(--green);line-height:1.8;min-height:23px;margin:20px 0}.script-switches{gap:18px}.script-switches input{accent-color:var(--green)}.script[hidden]{display:none}@media(max-width:1000px){.lesson-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:720px){.lesson-grid{grid-template-columns:repeat(2,1fr)}.lesson-choice{padding:13px}.listening-player{padding:18px}.transport{gap:8px}.transport .primary{min-width:120px}.play-settings{align-items:stretch;gap:12px;flex-direction:column}.play-settings label{justify-content:space-between}.play-settings select{flex:1;max-width:230px}.library-heading h3{font-size:23px}}
.drama-library,.drama-panel{grid-column:1/-1}.drama-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:12px}.drama-choice{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px;display:grid;gap:12px;text-align:left;color:var(--ink)}.drama-choice.selected{border-color:var(--green);background:#edf4e9;box-shadow:inset 0 0 0 1px var(--green)}.drama-choice small,.drama-choice span{font-size:11px;color:#789078}.drama-choice strong{font-size:17px}.drama-panel{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:white}.drama-heading{padding:26px;background:#edf3e9}.drama-heading h3{font-size:26px;letter-spacing:-1px;margin:14px 0}.drama-heading p{color:#768571;font-size:13px;line-height:1.9}.drama-heading a,.drama-actions a,.drama-source a{color:var(--green);font-size:12px}.drama-video{width:100%;aspect-ratio:16/9;min-height:220px;background:#192f27;display:grid;place-items:center}.drama-video iframe{width:100%;height:100%;min-height:220px;border:0}.video-placeholder{color:#f4f6ed;text-align:center;padding:25px}.video-placeholder>span{font-size:42px;display:block;margin-bottom:15px}.video-placeholder strong{font-size:19px}.video-placeholder p{font-size:12px;color:#b3c5b6}.video-placeholder .primary{background:#e9eddf;color:#244d3e}.drama-actions{padding:22px 26px 8px;display:flex;align-items:center;flex-wrap:wrap;gap:12px}.drama-message{padding:0 26px;color:var(--green);font-size:12px;line-height:1.8}.drama-notice{margin:0;padding:0 26px 23px;color:#8b9588;font-size:11px;line-height:1.9;border-bottom:1px solid var(--line)}.drama-study{padding:26px}.drama-study h4{font-size:17px;margin:0 0 12px}.drama-study>p{font-size:13px;line-height:1.9;color:#7a8977}.drama-study summary,.drama-source summary{cursor:pointer;font-size:13px;color:var(--green)}.example-label{font-size:11px;line-height:1.9;color:#8c947f}.drama-expression{padding:16px 0;border-bottom:1px solid var(--line)}.drama-expression .hanzi{margin:0}.drama-expression .pinyin{margin:8px 0}.drama-expression>p:last-child{font-size:12px;color:#82907c;line-height:1.9}.drama-study .practice-tip{margin-top:22px}.drama-source{padding:0 26px 26px;color:#8c9588;font-size:11px;line-height:1.9}@media(max-width:720px){.drama-grid{grid-template-columns:1fr}.drama-choice{padding:16px;gap:8px}.drama-heading,.drama-study{padding:20px}.drama-heading h3{font-size:23px}.drama-actions{padding:18px 20px 8px}.drama-message,.drama-notice{padding-left:20px;padding-right:20px}}
/* Compact, centered drama player with usable controls on small screens. */
.drama-video{width:50%;min-width:min(100%,240px);max-width:100%;min-height:200px;margin:22px auto;border-radius:10px;overflow:hidden}
.drama-video iframe{min-height:200px}
.video-placeholder{padding:18px}.video-placeholder>span{font-size:30px;margin-bottom:10px}.video-placeholder strong{font-size:16px}