@charset "UTF-8";
[hidden]{display:none!important}.header{gap:20px}.main-nav{display:flex;gap:8px;align-items:center}.main-nav button{padding:10px 14px;border-radius:7px;font-size:11px;color:#829370;display:flex;align-items:center;gap:7px;white-space:nowrap}.main-nav button.active{background:#e4edd8;color:#4d7038}.main-nav button>span{font-size:8px;background:#dae6cb;color:#6f8a55;padding:2px 5px;border-radius:4px}.song-hero{min-height:350px}.memory-card{padding-top:22px}.memory-word{padding-top:16px;padding-bottom:20px}.memory-word h2{font-size:48px}.memory-answer{min-height:115px;padding-top:22px;padding-bottom:22px}.lyric-panel{background:#f5f7ef;border:1px solid #e4eadb;border-radius:9px;margin-top:12px;padding:14px 17px;min-height:104px;transition:background .2s,border-color .2s}.lyric-panel.has-lyric{background:#f1f6e7;border-color:#d9e5c8}.lyric-panel.is-playing{border-color:#bbd295;background:#edf5df}.lyric-panel-head{display:flex;align-items:center;justify-content:space-between;font-size:8px;color:#9aad86;letter-spacing:.6px}.lyric-panel-head>span:last-child{font-size:7px;letter-spacing:0}.lyric-placeholder{font-size:11px;text-align:center;color:#a8b59a;line-height:1.8;margin:20px 0 9px}.lyric-text{font:22px/1.65 Georgia,serif;color:#69814f;text-align:center;margin:14px 0 8px;position:relative}.lyric-text mark{color:#466d32;background:#dceebc;padding:1px 4px;border-radius:4px;transition:background .12s,color .12s,box-shadow .12s}.lyric-text mark.being-sung{color:#f0f8e5;background:#648d41;box-shadow:0 1px 8px #688a3d30}.lyric-note{font-size:8px;line-height:1.8;color:#a3b28d;text-align:center}.lyric-panel.is-playing .lyric-text:after{content:"";position:absolute;height:2px;bottom:-5px;left:0;max-width:100%;width:var(--lyric-progress,0%);background:#b2ca91;transition:width .1s linear}.row-heart{color:#9aad80;font-size:10px}.review-queue{background:#eff3e7;border:1px solid #e0e8d5;border-radius:8px;margin:0 0 15px;overflow:hidden}.review-queue-head{display:flex;justify-content:space-between;align-items:center;padding:11px 13px;font-size:9px;color:#819569}.review-queue-head button{font-size:8px;color:#8da278;padding:0}.next-review{display:flex;align-items:center;justify-content:space-between;width:100%;text-align:left;padding:9px 13px;border-top:1px solid #e0e8d5}.next-review>span{font:15px Georgia;color:#66804e}.next-review>small{font-size:8px;color:#9aac88}.review-queue-empty{padding:14px;font-size:9px;line-height:1.8;color:#9bab88}.completion-secondary{font-size:10px;color:#8ba573;padding:17px 0 0}.view-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:4px 0 30px}.view-heading h1{font-size:25px;font-weight:550;margin:11px 0}.view-heading p{font-size:11px;color:#9cac8d;margin:0;line-height:1.8}.green-button{border-radius:7px;padding:12px 17px;background:#28543c;color:#eff5e5;font-size:11px;white-space:nowrap}.outline-button{border:1px solid #dce6d0;border-radius:7px;padding:11px 14px;color:#7d9866;background:#f2f6eb;font-size:10px;white-space:nowrap}.favorite-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.favorite-card{background:white;border:1px solid #e0e8d5;border-radius:11px;padding:20px}.favorite-card-top{display:flex;justify-content:space-between;align-items:center}.mini-levels{display:flex;gap:5px}.mini-levels>span{font-size:8px;background:#eaf1df;color:#8aa26d;padding:4px 6px;border-radius:4px}.remove-favorite{font-size:18px;color:#82a161;padding:0 3px}.favorite-word{padding:0;text-align:left;width:100%}.favorite-word h2{font:31px Georgia;color:#46663a;margin:22px 0 12px}.favorite-word p{font-size:11px;color:#8b9d7c;line-height:1.8;min-height:39px;margin:0 0 15px}.favorite-time{font-size:9px;color:#a5b297}.favorite-card-actions{margin-top:18px;padding-top:15px;border-top:1px solid #edf0e7;display:flex;justify-content:space-between;gap:10px}.favorite-card-actions button{padding:0;color:#75965c;font-size:9px;text-align:left}.empty-state{padding:75px 25px;text-align:center;border-radius:12px;border:1px solid #e2e9d8;background:#fff}.empty-state>span{font:49px Georgia;color:#a3bb89}.empty-state h2{font-size:20px;font-weight:500;color:#6b8658;margin:22px 0 13px}.empty-state p{font-size:11px;line-height:1.9;color:#9dad8e;margin:0 0 22px}.record-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.record-stats article{padding:23px;background:white;border:1px solid #e2e9d7;border-radius:10px}.record-stats small{font-size:10px;color:#9dac8e;display:block}.record-stats strong{display:block;color:#466c37;font:38px Georgia;margin:10px 0}.record-stats article>span{font-size:9px;color:#a6b498}.history-columns{display:grid;grid-template-columns:1fr 1fr;gap:23px;margin-bottom:30px}.chart-card,.review-plan-card{background:white;border:1px solid #e2e9d7;border-radius:11px;padding:22px}.panel-title{display:flex;justify-content:space-between;align-items:center;gap:10px}.panel-title h2{font-size:14px;font-weight:550;margin:0}.panel-title>span{font-size:8px;color:#9eaf8d}.text-link{font-size:9px;color:#7b995f;padding:0}.history-bars{display:flex;justify-content:space-around;align-items:end;height:190px;padding-top:26px;gap:12px}.history-bar-column{display:flex;flex-direction:column;align-items:center;justify-content:end;gap:9px;height:100%;flex:1}.history-bar-column>span{font-size:9px;color:#8da477}.history-bar-column>div{background:#c9dda9;border-radius:4px 4px 0 0;width:100%;max-width:36px}.history-bar-column>small{font-size:8px;color:#a1b08f}.review-plan-row{display:flex;align-items:center;gap:10px;padding:12px 0;width:100%;border-bottom:1px solid #edf1e6;text-align:left}.review-plan-row:last-child{border-bottom:0}.review-plan-row strong{font:19px Georgia;color:#67874e;min-width:74px}.review-plan-row small{font-size:9px;color:#9aac88;margin-left:auto}.review-rating{font-size:8px;font-weight:400;padding:4px 7px;border-radius:4px;white-space:nowrap;display:inline-block}.review-rating.known{background:#e7f0da;color:#779559}.review-rating.fuzzy{background:#f5f0dc;color:#ac985c}.review-rating.unknown{background:#f7ebe4;color:#b28a70}.empty-plan{font-size:10px;line-height:2;color:#a0b08f;margin-top:35px;text-align:center}.record-list-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:18px 0}.record-list-heading>div:first-child{display:flex;align-items:center;gap:11px}.record-list-heading h2{font-size:16px;font-weight:550;margin:0}.record-list-heading>div>span{font-size:9px;color:#a0b08e}.history-filters{display:flex;gap:4px;background:#eef2e6;padding:3px;border-radius:6px}.history-filters button{font-size:9px;color:#8ea477;padding:6px 10px;border-radius:4px}.history-filters button.active{background:white;color:#607e48}.records-table{background:white;border:1px solid #e2e9d8;border-radius:9px;overflow:hidden}.record-head,.record-row{display:grid;grid-template-columns:1fr .7fr 1fr 1fr;gap:15px;align-items:center;padding:15px 19px}.record-head{font-size:8px;color:#9daf8d;background:#f0f4e9}.record-row{border-top:1px solid #edf1e7;min-height:62px}.record-row>button{padding:0;text-align:left;font:20px Georgia;color:#567641}.record-row>button small{display:block;font:8px "Microsoft YaHei";color:#acb99d;margin-top:4px}.record-row time{font-size:10px;color:#9bad8c}.record-empty{background:white;border:1px solid #e2e9d8;border-radius:9px;padding:35px 22px;font-size:11px;line-height:2;color:#a4b294;text-align:center}.original-head>span{font-size:9px}.original-note{font-size:9px}.word-levels span{font-size:8px}.lyric-panel-head{font-size:9px}.save-button.saved{color:#759a51}.favorite-word:hover h2{color:#315628}.next-review:hover,.review-plan-row:hover{background:#edf3e2}
@media(max-width:1000px){.main-nav{gap:3px}.main-nav button{padding:9px 10px;font-size:10px}.record-stats{gap:12px}.favorite-grid{grid-template-columns:repeat(2,1fr)}.header>.quiet-button{font-size:9px}.row-word{min-width:84px}.row-clip{font-size:7px}.word-row{gap:7px}.row-meaning{font-size:8px}.memory-card{padding:20px}.lyric-text{font-size:20px}.record-head,.record-row{padding-left:15px;padding-right:15px;gap:11px}.record-row time{font-size:9px}.chart-card,.review-plan-card{padding:19px}.review-plan-row{gap:7px}.review-plan-row strong{min-width:65px;font-size:17px}}
@media(max-width:760px){.header{height:auto;min-height:102px;flex-wrap:wrap;gap:0;padding-top:14px;padding-bottom:0;align-content:start}.header .logo{order:0}.header>.quiet-button{order:1;margin-left:auto;font-size:8px}.main-nav{order:2;width:100%;margin-top:13px;justify-content:start;gap:4px;border-top:1px solid #edf0e7;padding:5px 0}.main-nav button{padding:7px 12px;font-size:9px;border-radius:5px}.main-nav button>span{font-size:7px;padding:1px 4px}.song-hero{min-height:294px}.hero-text h2{font-size:38px}.memory-word h2{font-size:45px}.memory-word{padding:18px 0 20px}.lyric-panel{margin-top:12px;padding:14px;min-height:112px}.lyric-text{font-size:23px;line-height:1.7;margin:14px 0 9px}.lyric-panel-head{font-size:9px}.lyric-panel-head>span:last-child{font-size:8px}.lyric-note{font-size:8px;line-height:1.9}.memory-answer{min-height:116px;padding-top:22px;padding-bottom:23px}.original-note{font-size:9px;line-height:1.9}.row-word{min-width:83px;font-size:22px}.row-meaning{font-size:9px}.row-clip{font-size:7px;white-space:normal;max-width:55px;line-height:1.5;text-align:center}.row-index{min-width:13px}.word-row{gap:8px;padding:15px 13px}.lyric-placeholder{font-size:11px;margin-top:24px}.review-queue-empty{font-size:9px}.review-queue-head{font-size:10px}.next-review>small{font-size:9px}.next-review>span{font-size:17px}.schedule-card button{font-size:7px}.view-heading{align-items:start;flex-direction:column;gap:16px;margin-bottom:24px}.view-heading h1{font-size:23px}.view-heading p{font-size:10px}.view-heading .eyebrow{font-size:8px}.favorite-grid{gap:11px;grid-template-columns:1fr 1fr}.favorite-card{padding:16px}.favorite-word h2{font-size:27px;margin-top:19px}.favorite-word p{font-size:10px;min-height:44px}.favorite-card-actions{gap:8px;flex-direction:column;padding-top:12px;margin-top:14px}.favorite-card-actions button{font-size:9px;line-height:1.8}.favorite-time{font-size:8px;line-height:1.8;display:block}.mini-levels{gap:3px}.mini-levels>span{font-size:7px;padding:3px 5px}.remove-favorite{font-size:17px}.record-stats{grid-template-columns:1fr 1fr;gap:11px;margin-bottom:17px}.record-stats article{padding:18px}.record-stats strong{font-size:34px;margin:9px 0}.record-stats article>span{font-size:8px}.history-columns{grid-template-columns:1fr;gap:16px;margin-bottom:25px}.history-bars{height:177px}.panel-title h2{font-size:14px}.review-plan-row strong{font-size:20px;min-width:86px}.review-plan-row small{font-size:9px}.review-rating{font-size:9px}.record-list-heading{align-items:start;flex-direction:column;gap:12px}.record-list-heading h2{font-size:16px}.record-list-heading>div>span{font-size:9px}.history-filters button{font-size:9px;padding:7px 12px}.record-head,.record-row{grid-template-columns:1fr .8fr 1fr;gap:9px;padding:13px}.record-head>span:nth-child(4){display:none}.record-row>time:last-child{grid-column:2 / span 2;margin-top:-3px;font-size:8px}.record-row>time:last-child:before{content:"下次复习 ";color:#b0bca3}.record-row>button{font-size:21px;grid-row:span 2}.record-row>time{font-size:9px}.record-row .review-rating{font-size:8px}.record-row{min-height:75px}.record-empty{font-size:10px}.empty-state{padding:55px 20px}.empty-state h2{font-size:18px}.empty-state p{font-size:10px}.green-button{font-size:10px}.record-stats small{font-size:10px}.original-head>span{font-size:8px}.learning-footer{gap:8px}.learning-footer>span{font-size:7px}.keyboard-note{font-size:8px}.rating{font-size:11px}.rating small{font-size:7px}}
@media(max-width:360px){.main-nav button{padding-left:10px;padding-right:10px}.lyric-text{font-size:21px}.favorite-grid{grid-template-columns:1fr}.row-word{font-size:20px;min-width:75px}.word-row{gap:6px}.row-clip{font-size:6px;max-width:47px}.memory-card{padding:18px}.lyric-note{font-size:7px}}
