.word-course-shell .topbar{display:none}.word-course-shell .main{padding:0 20px 60px;background:#f2f2f2}.word-course-page{width:100%;margin:0}.word-course-head{height:71px;display:flex;align-items:center;justify-content:space-between}.word-course-title{display:flex;align-items:flex-end;gap:22px}.word-course-title h1{margin:0;font-size:20px;line-height:28px;color:#111}.word-course-title span{font-size:14px;line-height:24px;color:#777}.word-course-stats{display:flex;align-items:center;gap:54px}.word-course-stats p{margin:0;display:flex;align-items:baseline;gap:10px;font-size:14px}.word-course-stats b{font-size:30px;line-height:34px;color:#111}.word-course-stats button{height:33px;padding:0 16px;border:0;border-radius:3px;background:var(--theme);color:#fff;cursor:pointer}.word-course-stats button:hover{background:var(--theme-dark)}.word-course-tabs{height:50px;display:grid;grid-template-columns:repeat(3,1fr);border-radius:10px;background:#fff;overflow:visible}.word-course-tabs button{position:relative;border:0;background:#fff;font-size:16px;cursor:pointer}.word-course-tabs button:first-child{border-radius:10px 0 0 10px}.word-course-tabs button:last-child{border-radius:0 10px 10px 0}.word-course-tabs button.active{background:var(--theme);color:#fff}.word-course-tabs button.active:after{content:"";position:absolute;left:50%;bottom:-17px;transform:translateX(-50%);border-left:18px solid transparent;border-right:18px solid transparent;border-top:17px solid var(--theme)}.word-levels{display:grid;grid-template-columns:repeat(10,100px);gap:20px 28px;padding-top:30px}.word-level{width:100px;height:100px;border:1px solid #d2d5d8;border-radius:50%;background:#fff;color:#cfd1d3;display:grid;place-items:center;cursor:pointer;transition:.18s}.word-level span{font-size:48px;line-height:1}.word-level:hover{border-color:var(--theme);color:var(--theme);transform:translateY(-2px)}.word-level.done{border-color:var(--theme);color:var(--theme);background:#f7ffff}.word-levels .word-level:first-child:not(.done){border-color:var(--theme);color:var(--theme)}.word-course-empty{padding:90px 20px;text-align:center;color:#7e8794}.word-difficult{padding-top:35px}.word-difficult .difficult-grid{padding:0;grid-template-columns:repeat(3,1fr)}.word-difficult .ai-article-btn{margin-left:0}
.word-course-content{min-height:300px}.word-course-tabs button:focus-visible{z-index:2;outline:3px solid #167f874d;outline-offset:2px}
.review-session-card{cursor:pointer;transition:.2s}.review-session-card:hover,.review-session-card:focus-visible{border-color:var(--theme);box-shadow:0 8px 24px rgba(25,143,151,.14);transform:translateY(-2px);outline:0}.review-enter{display:block;margin-top:16px;color:var(--theme);font-size:13px;font-weight:600}.review-word-page{padding:28px 0 50px}.review-word-head{display:flex;align-items:center;gap:20px;margin-bottom:24px;padding:20px 24px;border-radius:12px;background:#fff}.review-word-head>button{height:36px;padding:0 16px;border:1px solid #d7e0e1;border-radius:5px;background:#fff;cursor:pointer}.review-word-head div{flex:1}.review-word-head h1{margin:0 0 5px;font-size:22px}.review-word-head span{color:#7f898b}.review-word-head strong{color:var(--theme)}.review-word-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-word-list>button{position:relative;min-height:150px;padding:24px;border:1px solid #e0e8e9;border-radius:12px;background:#fff;text-align:left;cursor:pointer;transition:.18s}.review-word-list>button:hover{border-color:var(--theme);transform:translateY(-2px)}.review-word-list b,.review-word-list span{display:block}.review-word-list b{margin-bottom:14px;color:#18282b;font-size:25px}.review-word-list span{color:#697779;font-size:16px}.review-word-list i{position:absolute;right:20px;top:20px;font-style:normal}.review-word-pagination{display:flex;align-items:center;justify-content:center;gap:22px;margin-top:28px}.review-word-pagination button{height:38px;padding:0 22px;border:0;border-radius:5px;background:var(--theme);color:#fff;cursor:pointer}.review-word-pagination button:disabled{background:#cbd3d4;cursor:not-allowed}
.review-session-grid{display:grid;grid-template-columns:repeat(3,minmax(250px,1fr));gap:20px;padding-top:30px}.review-session-card{min-height:150px;padding:24px 26px;border:1px solid #e2e8e9;border-radius:12px;background:#fff;box-shadow:0 5px 18px rgba(47,78,83,.06)}.review-session-range{padding-bottom:18px;border-bottom:1px solid #edf1f2;color:#1d2a2d;font-size:20px;font-weight:700}.review-session-card dl{display:grid;grid-template-columns:1fr 1.5fr;gap:20px;margin:18px 0 0}.review-session-card dl div{min-width:0}.review-session-card dt{margin-bottom:6px;color:#90999b;font-size:13px}.review-session-card dd{margin:0;color:#253336;font-size:16px;font-weight:600}.review-empty{min-height:280px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;color:#8b9698}.review-empty b{color:#4f5c5e;font-size:18px}.review-empty span{font-size:14px}
.word-course-tabs{overflow:hidden}.word-course-tabs button.active{background:#fff;color:var(--theme);font-weight:700}.word-course-tabs button.active:after{left:0;right:0;bottom:0;width:auto;height:3px;transform:none;border:0;background:var(--theme)}.word-levels{grid-template-columns:repeat(10,minmax(60px,100px));column-gap:0;justify-content:space-between}.word-level{width:100%;height:auto;aspect-ratio:1}
.word-levels .word-level:first-child:not(.done),.word-level:not(.done){border-color:#d2d5d8;color:#cfd1d3;background:#fff}.word-level.done{border-color:var(--theme);color:var(--theme);background:#f7ffff;box-shadow:0 0 0 1px #36b8c11a}
.word-course-tabs{position:relative}.word-course-tabs button{z-index:1;transition:color .2s ease}.word-course-tabs button:hover{color:var(--theme);font-weight:700}.word-course-tabs button.active:after{display:none}.word-course-tabs:after{content:"";position:absolute;z-index:2;left:0;bottom:0;width:33.333333%;height:3px;background:var(--theme);pointer-events:none;transform:translateX(0);transition:transform .25s ease}.word-course-tabs:has(button:nth-child(2).active):after{transform:translateX(100%)}.word-course-tabs:has(button:nth-child(3).active):after{transform:translateX(200%)}.word-course-tabs:has(button:nth-child(1):hover):after{transform:translateX(0)}.word-course-tabs:has(button:nth-child(2):hover):after{transform:translateX(100%)}.word-course-tabs:has(button:nth-child(3):hover):after{transform:translateX(200%)}
body,.shell,.main,.list-shell .main,.word-course-shell .main{background:var(--workspace-blue)}
@media(max-width:1350px){.word-course-stats{gap:25px}}
@media(max-width:950px){.word-course-head{height:auto;min-height:110px;align-items:flex-start;flex-direction:column;padding:15px 0;gap:12px}.word-course-stats{width:100%;justify-content:space-between;gap:12px}.word-course-stats b{font-size:24px}.word-levels{grid-template-columns:repeat(8,minmax(58px,90px))}.word-level span{font-size:34px}.review-session-grid{grid-template-columns:repeat(2,minmax(230px,1fr))}.review-word-list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.word-course-shell .main{padding:0 12px 40px}.word-course-title{align-items:flex-start;flex-direction:column;gap:2px}.word-course-stats p{gap:4px}.word-course-stats b{font-size:19px}.word-course-stats button{padding:0 10px}.word-course-tabs{height:44px}.word-levels{grid-template-columns:repeat(4,minmax(58px,76px));row-gap:14px}.word-difficult .difficult-grid{grid-template-columns:1fr}.review-session-grid,.review-word-list{grid-template-columns:1fr}.review-session-card{padding:20px}.review-session-card dl{grid-template-columns:1fr 1.4fr;gap:12px}.review-word-head{align-items:flex-start;flex-wrap:wrap}.review-word-head div{order:3;flex-basis:100%}}
.review-session-grid{grid-template-columns:repeat(auto-fill,300px);justify-content:start;gap:20px;padding-top:30px}.review-session-card{position:relative;width:300px;min-height:100px;padding:15px 11px;border:0;border-radius:10px;box-shadow:none}.review-session-range{padding:0;border:0;font-size:18px;line-height:28px}.review-card-arrow{position:absolute;right:10px;top:8px;color:#a8afb1;font-size:34px;font-weight:200}.review-card-meta{position:absolute;left:11px;right:11px;bottom:15px;display:flex;align-items:baseline;justify-content:space-between;gap:10px;color:#171c1e;font-size:13px;white-space:nowrap}.review-card-meta b{font-size:23px}.review-session-card:hover,.review-session-card:focus-visible{box-shadow:0 7px 20px rgba(25,143,151,.12)}@media(max-width:600px){.review-session-grid{grid-template-columns:1fr}.review-session-card{width:100%}}
.word-difficult .hard-session-grid{padding-top:0}
.word-course-content .word-difficult{padding-top:0}.word-course-content .word-difficult .hard-session-grid{padding-top:30px}
.word-course-shell .main{padding:0 20px 60px;background:#f3f3f3}.word-course-page{max-width:none}.word-course-head{height:64px;margin:0 -20px;padding:0 20px;background:#fff}.word-course-title{align-items:center;gap:16px}.word-course-title h1{font-size:20px;font-weight:700}.word-course-title span{padding:4px 10px;border-radius:14px;background:#d9f6f8;color:#35aebb;font-size:12px;line-height:1}.word-course-stats{gap:42px}.word-course-stats p{gap:8px;color:#333}.word-course-stats b{font-size:30px;font-weight:700}.word-course-stats button{height:32px;border-radius:5px;background:#35b7c4;font-size:14px}.word-course-tabs{width:300px;height:50px;margin-top:20px;border-radius:10px;grid-template-columns:repeat(3,1fr);background:#fff}.word-course-tabs button{border-radius:0!important;background:transparent;color:#30343b;font-size:16px}.word-course-tabs button:first-child{border-radius:10px 0 0 10px!important}.word-course-tabs button:last-child{border-radius:0 10px 10px 0!important}.word-course-tabs button.active{background:#d9f6f8;color:#35aebb;font-weight:500}.word-course-tabs:after{display:none}.word-course-tabs button:hover{color:#35aebb;font-weight:500}.word-levels{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));justify-content:start;gap:16px 20px;padding-top:20px}.word-level{position:relative;display:flex;width:130px;height:152px;aspect-ratio:auto;align-items:center;flex-direction:column;justify-content:center;gap:10px;padding:12px;border:0;border-radius:10px;background:#fff;color:#93a2aa;cursor:pointer;transform:none!important;box-shadow:none;overflow:hidden}.word-level:hover{border:0;background:#fff;color:#35b7c4}.word-level-ring{position:relative;display:flex;width:84px;height:84px;align-items:center;flex-direction:column;justify-content:center;border-radius:50%;background:conic-gradient(#35b7c4 var(--progress),#e7ebee 0)}.word-level-ring:after{position:absolute;inset:6px;border-radius:50%;background:#fff;content:""}.word-level-ring b,.word-level-ring small{position:relative;z-index:1}.word-level-ring b{font-size:40px;font-weight:400;line-height:39px}.word-level-ring small{font-size:13px;line-height:18px}.word-level>em{min-width:100px;padding:3px 7px;border-radius:12px;background:#e6f8f9;color:#35b7c4;font-size:12px;font-style:normal;line-height:16px;text-align:center;white-space:nowrap}.word-level.done .word-level-ring{background:conic-gradient(#4dcd86 100%,#e7ebee 0);color:#4dcd86}.word-level.done>em{background:#e6faef;color:#35c778}.word-level.current .word-level-ring{color:#35b7c4}.word-level.locked{background:#fff;color:#b9c4c9;cursor:not-allowed}.word-level.locked .word-level-ring{background:conic-gradient(#e7ebee 0,#e7ebee 0)}.word-level.locked>em{background:#edf0f2;color:#98a3a9}.word-level-lock{position:absolute;top:17px;right:17px;font-size:13px;font-style:normal;line-height:1;filter:grayscale(1);opacity:.72}.word-level:disabled{opacity:1}.word-course-empty{margin-top:20px;border-radius:10px;background:#fff}
.word-level.in-progress .word-level-ring{background:conic-gradient(#4dcd86 var(--progress),#e7ebee 0);color:#4dcd86}.word-level.in-progress>em{background:#e6faef;color:#35c778}
@media(max-width:950px){.word-course-head{height:auto;min-height:74px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.word-course-stats{margin-left:auto}.word-levels{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:16px}.word-level{width:120px}}
@media(max-width:640px){.word-course-shell .main{padding:0 12px 36px}.word-course-head{margin:0 -12px;padding-right:12px;padding-left:12px}.word-course-title h1{font-size:17px}.word-course-stats{width:100%;justify-content:flex-start}.word-course-stats p:last-of-type{display:none}.word-course-tabs{width:100%;margin-top:14px}.word-levels{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.word-level{width:100%}}
.word-course-tabs{width:300px;height:50px;padding:0;border-radius:10px;overflow:hidden}.word-course-tabs button{position:relative;z-index:0;height:50px;color:#30343b;font-size:16px;font-weight:400;isolation:isolate}.word-course-tabs button.active{background:transparent;color:#35b7c4;font-weight:500}.word-course-tabs button.active::before{position:absolute;z-index:-1;inset:5px;border-radius:8px;background:#d5f5f7;content:""}.word-course-tabs button:hover{color:#35b7c4;font-weight:500}@media(max-width:640px){.word-course-tabs{width:100%}}
.word-level.done .word-level-ring{background:conic-gradient(#4FD385 100%,#e7ebee 0);color:#4FD385}.word-level.done>em{background:#e6faef;color:#4FD385}.word-level.in-progress .word-level-ring{background:conic-gradient(#35BBC4 var(--progress),#e7ebee 0);color:#35BBC4}.word-level.in-progress>em{background:#e6f8f9;color:#35BBC4}
.word-level{transition:transform .2s ease,box-shadow .2s ease}.word-level:not(.locked):hover{transform:translateY(-3px)!important;box-shadow:0 10px 30px #17454f20}
.word-course-content:has(.word-levels){max-height:calc(100vh - 154px);padding:0 14px 28px 0;overflow-y:auto;overscroll-behavior:contain}.word-course-content:has(.word-levels)::-webkit-scrollbar{width:6px}.word-course-content:has(.word-levels)::-webkit-scrollbar-thumb{border-radius:6px;background:#cbd5d9}.word-course-content:has(.word-levels)::-webkit-scrollbar-track{background:transparent}@media(max-width:640px){.word-course-content:has(.word-levels){max-height:calc(100vh - 210px);padding-right:4px}}
.word-course-content:has(.word-levels){max-height:calc(100vh - 154px);margin-top:0}@media(max-width:640px){.word-course-content:has(.word-levels){max-height:calc(100vh - 210px)}}
.word-course-content:has(.word-levels) .word-levels{padding-top:0}
.word-course-content:has(.word-levels){margin-top:20px}.word-course-content:has(.word-levels) .word-levels{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:15px}.word-course-content:has(.word-levels) .word-level{width:100%;height:152px;min-width:120px}
.word-level.done{background:#FFFFFF}.word-level.in-progress{background:#F7FFFF}
.word-level.article-level .word-level-ring b{line-height:1}
.reading-course-page .word-course-tabs{width:200px;grid-template-columns:repeat(2,1fr)}
@media(max-width:640px){.reading-course-page .word-course-tabs{width:100%}}
.word-course-empty{background:transparent}
.word-course-head{height:65px}
.word-course-title .breadcrumb-parent,.word-course-title .breadcrumb-current{font-size:20px}
.word-course-title h1 .breadcrumb-parent,.word-course-title h1 .breadcrumb-current{padding:0;background:transparent;border-radius:0;line-height:inherit}

/* Sentence courses expose learning, review and hard sentences. */
.sentence-course-page .word-course-tabs{width:300px;max-width:100%;grid-template-columns:repeat(3,minmax(0,1fr))}

/* Manual review counts for word and phrase review cards. */
.review-session-card.manual-review-card{min-height:130px}
.manual-review-card .review-card-meta{display:grid;grid-template-columns:1fr auto;gap:10px 8px;align-items:center}
.manual-review-card .review-submitted-time{grid-column:1/-1}
.manual-review-counter{display:flex;align-items:center;gap:5px}
.manual-review-counter .manual-review-add{display:inline-flex;align-items:center;justify-content:center;width:35px;height:26px;margin-left:6px;padding:0;border:1px solid #2eb6c2;border-radius:3px;background:#fff;color:#2eb6c2;font-size:18px;line-height:1;cursor:pointer}
.manual-review-add:hover{background:#eefafa}
.manual-review-add:focus-visible{outline:2px solid #2eb6c2;outline-offset:2px}