/* Kana Studio shares the site's colors and uses the Vietnamese system font. */
.lab-question-card,.quiz-card{scroll-margin-top:90px}
.kana-studio-launch{padding:25px;border:1px solid #d9e3d3;background:#edf3e8;border-radius:13px;margin-bottom:25px}
.kana-studio-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px}
.kana-studio-heading .eyebrow{color:var(--green);font-size:10px;letter-spacing:1px}
.kana-studio-heading h2{font-size:23px;margin:7px 0}
.kana-studio-heading p{font-size:13px;color:#69785e}
.kana-studio-symbol{font-size:33px;color:#779066;white-space:nowrap}
.kana-studio-choices{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.kana-studio-choices>button{display:flex;align-items:center;gap:12px;text-align:left;padding:15px 17px;background:#ffffffb8;border:1px solid #dce5d5;border-radius:9px;color:var(--green)}
.kana-studio-choices>button:hover{background:white;border-color:#94ad86}
.kana-studio-choices>button>span{flex:1;min-width:0}.kana-studio-choices strong{display:block;font-size:14px;color:var(--ink)}.kana-studio-choices small{display:block;font-size:12px;color:#78866b;margin-top:3px}
.kana-studio-choices>button>.icon:last-child{width:16px}
.lab-tabs{display:flex;gap:7px;flex-wrap:wrap;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:25px}
.lab-tabs>button{padding:10px 18px;border:1px solid #dde4d5;border-radius:24px;color:#75846a;font-size:13px;font-weight:500;background:#fff}
.lab-tabs>button.selected{background:var(--green);border-color:var(--green);color:white}
.lab-intro{display:flex;align-items:center;gap:28px;justify-content:space-between;padding:29px 31px;background:#f1ece2;border:1px solid #e8dfd0;border-radius:13px;margin-bottom:23px}
.lab-intro .eyebrow{font-size:10px;letter-spacing:1.2px;color:#a46d4d}
.lab-intro h2{font-size:27px;line-height:1.45;margin:10px 0}
.lab-intro p{font-size:14px;color:#827b6c;max-width:650px;line-height:1.85}
.lab-art{position:relative;width:140px;height:123px;flex:0 0 140px}
.lab-art>span{position:absolute;display:grid;place-items:center;width:77px;height:88px;background:#fffdf6;border:1px solid #e0d3bd;border-radius:11px;font-size:46px;color:var(--green);transform:rotate(-10deg)}
.lab-art>span:nth-child(2){left:61px;top:32px;transform:rotate(10deg);background:#f6dfd1;color:#b16946;font-size:43px}
.lab-art i{position:absolute;left:53px;top:35px;z-index:1;border-radius:50%;width:33px;height:33px;background:#fffef8;display:grid;place-items:center;font-style:normal;color:#7d946c;box-shadow:0 2px 9px #82775b22}
.lab-setup-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,1fr);gap:22px;align-items:start}
.lab-form h2{font-size:18px;margin-bottom:22px}.lab-fields{display:grid;grid-template-columns:1fr 1fr;gap:19px 16px}
.lab-field{display:flex;flex-direction:column;gap:8px;min-width:0;font-size:13px}.lab-field>span{color:#5b6c51;font-weight:600}
.lab-field .select,.lab-field .field{width:100%;font-size:13px;min-height:45px}
.lab-form .pool-note{margin:23px 0 15px;font-size:13px}.lab-form>.btn{font-size:14px;min-height:46px}
.lab-fine{font-size:12px;color:#839176;line-height:1.8;margin-top:14px}
.lab-side>.panel{padding:24px}.lab-side h3{font-size:16px}
.lab-metrics{display:flex;justify-content:space-between;gap:18px;margin-top:20px}.lab-metrics>div{flex:1}
.lab-metrics strong{display:block;font-size:27px;color:var(--green);line-height:1.5;font-weight:600}.lab-metrics span{font-size:12px;color:#7d8d70;line-height:1.6;display:block}
.lab-help{padding:27px 6px}.lab-help h3{margin-bottom:14px}.lab-help p{font-size:13px;line-height:1.85;color:#839073;margin-bottom:15px}.lab-help .btn{font-size:12px}
.lab-audio-notice{padding:15px;background:#f8f1df;border:1px solid #e8dabb;border-radius:8px;margin:21px 0 0;font-size:13px;color:#8a713e}.lab-audio-notice .text-button{margin-top:7px;font-size:12px}
.lab-session{max-width:920px;margin:0 auto}.lab-session>.quiz-top{font-size:13px;gap:15px}.lab-session .text-button{font-size:13px}
.lab-question-card{margin-top:22px;padding:30px;background:white;border:1px solid var(--line);border-radius:15px}
.lab-question-card .quiz-meta{display:flex;align-items:center}.lab-session-score{margin-left:auto;color:#8c9a7e;font-size:12px}
.lab-instruction{text-align:center;color:#7d8c6f;font-size:14px;margin:27px 0 5px}
.lab-prompt{font-size:clamp(54px,8vw,90px);line-height:1.7;text-align:center;padding:8px 0 23px;color:#45613a;overflow-wrap:anywhere;letter-spacing:1px}
.lab-prompt.latin{font-size:clamp(34px,5vw,55px);letter-spacing:0}.lab-prompt.long{font-size:clamp(25px,4vw,39px);line-height:1.8;padding:22px 0 30px}
.lab-answer-form>label{display:block;font-size:13px;color:#6e7e61;margin-bottom:9px;font-weight:500}
.lab-answer-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:stretch}
#lab-answer{font-size:21px;line-height:1.65;min-height:58px;padding:10px 17px;border:1px solid #b5c5a7;background:#fffefb;border-radius:9px;width:100%;min-width:0;color:#344c2c}
#lab-answer:disabled{background:#f5f7f1;color:#7c8970}.lab-answer-row .btn{font-size:14px;padding:12px 20px}
.lab-question-tools{display:flex;justify-content:space-between;gap:15px;margin:13px 0 20px}
.lab-keyboard{background:#f6f8f1;border:1px solid #e4e9dc;border-radius:10px;padding:18px;margin-top:24px}
.lab-keyboard-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.lab-keyboard h3{font-size:14px}.lab-keyboard .segmented button{font-size:12px;padding:7px 10px}
.lab-keyboard-groups{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:15px}.lab-keyboard .btn.small{font-size:12px;min-height:34px}
.lab-keys{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:6px}
.lab-key{display:grid;place-items:center;padding:5px 0;min-height:44px;font-size:24px;line-height:1.4;background:white;border:1px solid #dbe2d0;border-radius:6px;color:#536d44;box-shadow:0 2px 0 #dce3d366}
.lab-key:hover,.lab-key:active{background:#e6eedc;border-color:#95ad82}.lab-keyboard-bottom{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px;align-items:center}.lab-keyboard-bottom>span{font-size:12px;color:#8b987b;margin-left:auto}
.lab-listen-prompt{text-align:center;padding:15px 0 27px}.lab-listen-prompt>span{display:grid;place-items:center;width:85px;height:85px;background:#edf3e6;border:1px solid #d9e6ce;border-radius:50%;font-size:44px;color:#769a5b;margin:15px auto}
.lab-listen-prompt h2{font-size:21px;font-weight:500;margin-bottom:19px}.lab-listen-prompt>div{display:flex;justify-content:center;gap:10px}.lab-listen-prompt .btn{font-size:13px}
#lab-audio-status{font-size:12px;line-height:1.75}.lab-listen-prompt #lab-audio-status{color:#879a75;margin-top:15px}
.lab-hint{padding:18px;margin-top:21px;border:1px solid #e8dabb;border-radius:9px;background:#fdf8ec}.lab-hint>strong{font-size:12px;color:#aa8540}
.lab-memory-tip{display:flex;gap:17px;align-items:flex-start;margin:18px 0 7px}.lab-memory-emoji{font-size:37px;line-height:1.5;flex-shrink:0}.lab-memory-tip strong{font-size:14px;color:#60774e}.lab-memory-tip p{font-size:13px;line-height:1.85;margin:7px 0 0;color:#7a886a}
.lab-verse{white-space:pre-line;border-left:3px solid #b3c4a0;padding-left:14px;font-size:14px!important;line-height:1.9!important;color:#647553!important;margin:14px 0!important;font-style:normal}
.lab-word-learning{display:flex;gap:18px;align-items:flex-start;margin:21px 0 8px}.lab-word-emoji{font-size:42px;line-height:1.35}.lab-word-learning strong{font-size:16px;color:#657b52}.lab-word-learning p{font-size:14px;line-height:1.85;color:#7f8c70;margin:11px 0}
.lab-chunks{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.lab-chunks>span{padding:4px 10px;border:1px solid #dce5d1;border-radius:6px;background:#f4f8ed;color:#6c8259;font-size:18px;line-height:1.5}
.lab-feedback{margin-top:24px;border:1px solid #d6e4ca;background:#f2f7ec;border-radius:10px;padding:23px}.lab-feedback.wrong{background:#fcf4ed;border-color:#eedacd}
.lab-feedback h2{font-size:19px;margin-bottom:10px;color:var(--green)}.lab-feedback.wrong h2{color:#b16d46}.lab-feedback>p{font-size:13px;line-height:1.85;color:#82946f;margin-top:9px}
.lab-solution{display:flex;align-items:center;gap:16px;flex-wrap:wrap;overflow-wrap:anywhere}.lab-solution>.jp{font-size:28px;line-height:1.8;color:#4a663d}.lab-solution>span:last-child{font-size:16px;color:#7e9369}
.lab-feedback-footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:23px;border-top:1px solid #d7e3cb;padding-top:19px}.lab-feedback-footer .btn{font-size:13px}
.lab-result{text-align:center;padding:34px}.lab-result .eyebrow{color:#859c70}.lab-result h2{font-size:28px;margin:12px 0}.lab-result>p{font-size:13px;color:#869677}
.lab-result-numbers{display:flex;justify-content:center;gap:45px;margin:28px 0}.lab-result-numbers strong{display:block;font-size:33px;color:var(--green)}.lab-result-numbers span{font-size:12px;color:#879d75}.lab-result-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.lab-result-actions .btn{font-size:13px}
.lab-review-list{margin-top:22px;display:grid;gap:10px}.lab-review{border:1px solid var(--line);background:white;border-radius:8px;padding:16px 20px}.lab-review summary{display:flex;gap:13px;align-items:center;cursor:pointer;font-size:13px;list-style:none}.lab-review summary>span:first-child{color:var(--green)}.lab-review.needs-review summary>span:first-child{color:#b18e55}.lab-review summary>.jp{font-size:21px;color:#547441}.lab-review summary>strong{font-size:13px;font-weight:500;color:#94a17f}.lab-review summary>span:last-child{margin-left:auto;white-space:nowrap;color:#8c9a7a;font-size:12px}.lab-review>div{margin-top:17px;font-size:13px;color:#81936e}.lab-review summary::-webkit-details-marker{display:none}
.lab-memory-intro{max-width:800px;margin-bottom:23px}.lab-memory-intro h2{font-size:26px;margin-bottom:10px}.lab-memory-intro p{font-size:14px;color:#889778;line-height:1.9}
.lab-memory-search{flex:1;min-width:190px}.lab-memory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.lab-memory-card{padding:23px;background:#fffefa;border:1px solid #e5e7dc;border-radius:12px;display:flex;flex-direction:column;min-width:0}.lab-memory-card-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.lab-memory-card-top>.jp{font-size:64px;line-height:1.5;color:#527146}.lab-memory-card-top>span:last-child{font-size:40px}
.lab-memory-card h3{font-size:24px;color:#58754a;line-height:1.6;margin:7px 0}.lab-memory-card h3 small{font-size:20px;color:#a0ad92;margin-left:10px}.lab-memory-card>p{font-size:13px;line-height:1.9;color:#899379;margin:8px 0}.lab-memory-card .lab-memory-example{font-size:12px;line-height:1.9;color:#879d71}.lab-memory-example .jp{font-size:17px;color:#657f50}.lab-memory-card>.btn{align-self:flex-start;margin-top:auto;font-size:12px}.lab-memory-card>strong{font-size:14px;line-height:1.8;color:#7a8c69;margin:10px 0 0}.lab-word-card-icon{font-size:43px}.lab-memory-card>.lab-chunks{margin:10px 0 22px}.lab-memory-card>.lab-chunks>span{font-size:14px}
@media(max-width:1190px){.lab-setup-grid{grid-template-columns:1fr}.lab-side{display:grid;grid-template-columns:1fr 1fr;gap:22px}.lab-help{padding:7px 0}.lab-memory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.lab-art{transform:scale(.85);transform-origin:right center}.lab-intro{gap:18px}.lab-intro h2{font-size:25px}.lab-fields{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.kana-studio-launch{padding:22px}.kana-studio-heading h2{font-size:21px}.kana-studio-symbol{display:none}.kana-studio-choices{grid-template-columns:1fr}.lab-intro{padding:24px}.lab-intro h2{font-size:23px}.lab-art{display:none}.lab-intro p{font-size:13px}.lab-tabs{gap:7px}.lab-tabs>button{padding:9px 13px;font-size:12px}.lab-side{grid-template-columns:1fr}.lab-help{padding:10px 4px}.lab-question-card{padding:23px 18px}.lab-session-score{width:100%;margin:4px 0 0}.lab-keys{grid-template-columns:repeat(5,minmax(0,1fr))}.lab-key{min-height:46px}.lab-keyboard{padding:14px}.lab-keyboard-head{flex-wrap:wrap}.lab-keyboard-bottom>span{width:100%;margin:2px 0 0}.lab-prompt{font-size:72px}.lab-prompt.latin{font-size:39px}.lab-prompt.long{font-size:26px}.lab-answer-row{grid-template-columns:1fr}.lab-answer-row>.btn{min-height:45px}.lab-memory-grid{gap:12px}.lab-memory-card{padding:18px}.lab-memory-card-top>.jp{font-size:53px}.lab-memory-card-top>span:last-child{font-size:32px}.lab-review summary{flex-wrap:wrap}.lab-review summary>span:last-child{margin-left:0}.lab-review summary>.jp{font-size:18px}.lab-result{padding:26px 21px}.lab-result h2{font-size:24px}.lab-result-numbers{gap:20px}.lab-result-numbers strong{font-size:27px}.lab-result-numbers span{font-size:11px}.lab-memory-tip{gap:12px}.lab-memory-emoji{font-size:29px}.lab-feedback{padding:18px}.lab-word-learning{gap:12px}.lab-word-emoji{font-size:30px}.lab-feedback-footer .btn{flex:1}.lab-solution>.jp{font-size:23px}}
@media(max-width:480px){.lab-fields{grid-template-columns:1fr}.lab-memory-grid{grid-template-columns:1fr}.lab-memory-card-top>.jp{font-size:66px}.lab-memory-card{padding:24px}.lab-keyboard-head .segmented{width:100%;justify-content:space-around}.lab-instruction{font-size:13px}.lab-word-learning{display:block}.lab-word-emoji{display:block;margin-bottom:8px}.lab-feedback-footer{flex-direction:column}.lab-session>.quiz-top{align-items:flex-start;font-size:12px}.lab-result-numbers{gap:14px}.lab-result-numbers>div{flex:1}.lab-result-numbers strong{font-size:25px}.lab-metrics{gap:12px}.lab-tabs>button{flex:1 0 43%}.kana-studio-choices>button{padding:14px 12px}}