.profile-editor{color:#284b37}.profile-editor>h2{font-size:27px;font-weight:550;margin:12px 0}.profile-editor>p{font-size:13px;color:#859175;line-height:1.8}.profile-preview{display:flex;gap:18px;align-items:center;margin:27px 0 22px}.profile-preview img{border-radius:50%;box-shadow:0 0 0 6px #f0f4e8;transition:transform .22s ease}.profile-preview>span{font-size:17px;color:#34553b;overflow-wrap:anywhere}.profile-preview small{display:block;margin-top:6px;font-size:10px;color:#95a186}.profile-avatar-options{display:flex;gap:13px;flex-wrap:wrap;margin:0 0 25px}.profile-avatar-options button{position:relative;border:1px solid #e0e7d5;background:#f8faf3;border-radius:50%;width:66px;height:66px;padding:6px;transition:transform .18s ease,box-shadow .18s ease}.profile-avatar-options button:hover{transform:translateY(-2px)}.profile-avatar-options button[aria-pressed=true]{box-shadow:0 0 0 3px #d4e0c5;border-color:#8fa877}.profile-avatar-options img{border-radius:50%;display:block}.profile-avatar-options button>span{position:absolute;bottom:0;right:0;border:2px solid #fff;background:#52703d;color:#fff;display:grid;place-items:center;width:19px;height:19px;border-radius:50%;animation:profile-check .18s ease-out}.profile-editor form label{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#637b51;margin-bottom:10px}.profile-editor form label small{font-size:10px;color:#9ca78f}.profile-editor input{width:100%;border:1px solid #dbe4cf;border-radius:8px;padding:13px 15px;background:#fcfdf8;color:#31523c;font:inherit;font-size:14px;min-width:0}.profile-editor-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin-top:23px}.profile-save{min-width:144px;min-height:45px;border-radius:8px;background:#2e523b;border:1px solid #2e523b;color:#fff;padding:12px 17px;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:12px;transition:transform .16s,background .16s}.profile-save:active{transform:scale(.97)}.profile-save[data-saved=true]{background:#5c7d45}.profile-save[data-saved=true] svg{animation:profile-check .2s ease-out}.profile-skip{background:transparent;border:0;color:#889875;font-size:11px;padding:10px 0}.profile-note{font-size:10px!important;color:#a0ab93!important;margin-top:14px}.profile-error{font-size:12px;color:#a26f55}.account-avatar-link{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:42px;height:42px;margin-left:9px;border:1px solid #dbe4d2;border-radius:50%;padding:3px;background:#f7faf1;transition:box-shadow .18s,transform .18s}.account-avatar-link:hover{box-shadow:0 0 0 3px #e2ead7;transform:translateY(-1px)}.account-avatar-link img{border-radius:50%;width:34px;height:34px}.account-profile-wrap{border-top:1px solid #e2e7da;margin-top:25px;padding-top:25px}.account-profile-wrap summary{cursor:pointer;display:flex;align-items:center;gap:12px;font-size:14px;color:#405e3e}.account-profile-wrap summary img{border-radius:50%;width:36px;height:36px}.account-profile-wrap[open] .profile-editor{animation:profile-enter .2s ease-out;margin-top:23px}.account-profile-wrap[open] summary:after{content:"−";margin-left:auto}.profile-editor .profile-note{line-height:1.7}@keyframes profile-enter{0%{opacity:.4;transform:translateY(5px)}to{opacity:1;transform:none}}@keyframes profile-check{0%{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}@media(max-width:1120px){.v2-header>.account-avatar-link{grid-column:3;grid-row:1}.profile-avatar-options{gap:10px}}@media(prefers-reduced-motion:reduce){.account-avatar-link,.profile-editor *{transition:none!important;animation:none!important}}.study-center{--study-ink:#173e30;--study-muted:#747d70;--study-line:#e0e5da;color:var(--study-ink);padding-bottom:60px}.study-center button,.study-center input,.study-center select{font:inherit}.study-center button{cursor:pointer}.study-center button:disabled{opacity:.45;cursor:default}.study-center a:focus-visible,.study-center button:focus-visible,.study-center input:focus-visible,.study-center select:focus-visible,.study-review-dialog button:focus-visible{outline:3px solid #92ad77;outline-offset:4px}.study-eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:600;color:#7b886b;display:flex;gap:8px;align-items:center}.study-live-dot{width:6px;height:6px;background:#8da96e;border-radius:50%}.study-today{display:grid;grid-template-columns:1fr 280px;background:#edf1e5;border:1px solid #dce4d2;border-radius:20px;overflow:hidden;margin:10px 0 17px}.study-today-copy{padding:36px 40px}.study-today-copy h2{font-size:31px;line-height:1.5;letter-spacing:-.8px;margin:17px 0 12px;font-weight:550}.study-today-copy>p{font-size:13px;line-height:1.9;color:#69745f;margin:0 0 24px}.study-start-row{display:flex;gap:19px;align-items:center;flex-wrap:wrap}.study-reveal,.study-start{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid #234c38;border-radius:9px;padding:13px 20px;background:#234c38;color:#fff;font-size:13px;min-height:46px}.study-reveal:hover,.study-start:hover:not(:disabled){background:#335f43}.study-round-size{display:flex;align-items:center;gap:10px;min-width:0;border:0;padding:0;margin:0}.study-round-size legend{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.study-round-label{font-size:11px;color:#6f7964;white-space:nowrap}.study-round-options{display:flex;gap:3px;padding:4px;background:#fffefa;border:1px solid #d7dfcd;border-radius:11px}.study-round-option{position:relative;cursor:pointer}.study-round-option input{position:absolute;inset:0;width:100%;height:100%;opacity:0;margin:0;cursor:pointer}.study-round-option>span{display:flex;align-items:center;justify-content:center;gap:7px;min-height:40px;min-width:72px;padding:8px 11px;border-radius:7px;color:#617358;font-size:12px;line-height:1.3;transition:background-color .18s,color .18s,box-shadow .18s}.study-round-option svg{opacity:0}.study-round-option:hover>span{background:#edf2e5;color:#244b36}.study-round-option input:checked+span{background:#234c38;color:#fffefa;box-shadow:0 1px 3px #173e3014}.study-round-option input:checked+span svg{opacity:1}.study-round-option input:focus-visible+span{outline:3px solid #92ad77;outline-offset:3px}.study-round-option input:active+span{background:#dfe8d4}.study-round-option input:checked:active+span{background:#335f43}.study-today-copy>small{display:block;color:#717c67;font-size:12px;margin-top:13px}.study-today-count{padding:37px 28px 28px;background:#e3ead8;display:flex;flex-direction:column;justify-content:center}.study-today-count>span{font-size:12px;letter-spacing:1px}.study-today-count>strong{font-size:76px;line-height:1.15;letter-spacing:-4px;font-weight:450;margin:8px 0}.study-today-count>p{font-size:12px;color:#6b765f;margin:0 0 25px}.study-today-count>div{display:flex;gap:23px;padding-top:17px;border-top:1px solid #c9d3bc}.study-today-count>div span{font-size:11px;color:#6d795f;display:flex;gap:8px;align-items:center}.study-today-count b{font-size:17px;color:#244431;font-weight:500}.study-sync{display:flex;align-items:center;gap:9px;font-size:11px;color:#71806c;margin:20px 0 27px}.study-sync>span{flex:1}.study-sync small{display:block;margin-top:3px;font-size:10px}.study-sync a{display:flex;gap:5px;align-items:center;color:#31593e}.study-workspace{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:24px;align-items:start}.study-collection,.study-details{border:1px solid var(--study-line);border-radius:16px;background:#fffefa}.study-collection{padding:26px 23px 0}.study-collection-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.study-collection h2{font-size:22px;font-weight:550;margin:7px 0 0}.study-collection-head>span{font-size:12px;color:var(--study-muted)}.study-search{display:flex;gap:8px;align-items:center;border:1px solid #dde3d6;background:#f8f9f3;border-radius:8px;padding:6px 8px 6px 11px}.study-search input{min-width:0;width:100%;border:0;background:transparent;padding:8px 0;outline:none;font-size:12px;color:#254b38}.study-search button{background:#e8eddf;color:#34503a;border:0;border-radius:5px;padding:7px 11px;font-size:11px;white-space:nowrap}.study-filters{display:flex;gap:5px;margin:18px 0 8px}.study-filters button{border:0;border-radius:6px;background:transparent;padding:8px 13px;color:#7b8275;font-size:12px}.study-filters button.active{background:#eaf0e0;color:#345333}.study-words{min-height:250px;max-height:440px;overflow:auto}.study-word-row{display:flex;width:100%;align-items:center;text-align:left;justify-content:space-between;padding:17px 12px;border:0;border-bottom:1px solid #edf0e7;background:transparent;color:#234831;gap:10px;border-radius:8px}.study-word-row.active{background:#f0f4e8}.study-word-row:hover{background:#f5f7f0}.study-word-row>span:first-child{display:grid;gap:5px;min-width:0}.study-word-row strong{font-size:17px;font-weight:500;overflow-wrap:anywhere}.study-word-row small{color:#7f8776;font-size:11px}.study-word-row-end{display:flex;gap:9px;align-items:center;flex-shrink:0}.study-word-row-end small{background:#e5eadc;padding:3px 5px;border-radius:3px;font-size:9px}.study-transfer{border-top:1px solid var(--study-line);display:flex;justify-content:space-between;margin-top:20px;padding:17px 0;color:#77816e}.study-transfer button,.study-transfer label{display:flex;align-items:center;gap:6px;border:0;background:transparent;font-size:11px;cursor:pointer}.study-transfer input{max-width:1px;width:1px;height:1px;opacity:0;position:absolute}.study-empty{padding:45px 15px;text-align:center;color:#8e9b80}.study-empty svg{margin:auto}.study-empty h3{font-size:18px;font-weight:500;color:#405c3f;margin:18px 0 10px}.study-empty p{font-size:12px;line-height:1.9;max-width:280px;margin:auto}.study-empty button{display:inline-flex;align-items:center;gap:8px;margin-top:20px;background:#e8eedf;border:0;border-radius:7px;padding:10px 14px;color:#34543c;font-size:12px}.study-detail-empty{padding:100px 30px}.study-details{padding:29px 30px}.study-word-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:25px}.study-word-heading h2{font-family:Georgia,Times New Roman,serif;font-size:42px;line-height:1.15;font-weight:400;letter-spacing:-.9px;margin:12px 0 13px;overflow-wrap:anywhere}.study-word-meta{display:flex;gap:9px;align-items:center;flex-wrap:wrap;font-size:11px;color:#818879}.study-level{background:#eaf0df;border:1px solid #dce5cd;color:#607148;border-radius:4px;padding:3px 7px;font-size:10px}.study-sound{width:42px;height:42px;flex-shrink:0;border:1px solid #e0e7d6;background:#f1f5e9;border-radius:50%;color:#587449;display:grid;place-items:center}.study-label{display:flex;align-items:center;gap:6px;font-size:11px;color:#78846c;font-weight:500;margin-bottom:10px;flex-wrap:wrap}.study-label small{font-size:9px;color:#a0a78f;letter-spacing:.5px;font-weight:400}.study-current-meaning{display:flex;align-items:baseline;gap:9px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid #e8eddf}.study-current-meaning>.study-label{width:100%;margin-bottom:0}.study-current-meaning strong{font-size:20px;font-weight:500;color:#214833}.study-inline{border:0;padding:3px 0;background:transparent;color:#83916d;font-size:11px;text-decoration:underline;text-underline-offset:3px;cursor:pointer}.study-edit{display:flex;width:100%;gap:6px}.study-edit input{min-width:0;flex:1;border:1px solid #d8dfcb;border-radius:6px;padding:9px}.study-edit button{background:#315638;color:white;border:0;border-radius:6px;padding:8px 12px}.study-context{background:#f2f5eb;border-left:2px solid #b5c497;padding:15px 17px;margin:23px 0;border-radius:0 8px 8px 0}.study-context p{font-family:Georgia,Times New Roman,serif;font-size:17px;line-height:1.7;color:#40563c;margin:0}.study-word-information section:not(.study-current-meaning):not(.study-context){margin-top:23px}.study-english{color:#3f4f3b;font-size:14px;line-height:1.8}.study-english p{margin:5px 0}.study-note{font-size:11px;color:#89917f;line-height:1.8;margin:12px 0 0}.study-senses{margin-top:23px;padding-top:18px;border-top:1px solid #e6ebdd}.study-senses summary{cursor:pointer;font-size:12px;font-weight:500;color:#55654b}.study-senses summary span{font-size:10px;color:#99a18e;font-weight:400;margin-left:9px}.study-translation{white-space:pre-line;font-size:12px;line-height:1.9;color:#6d7961;margin-top:12px}.study-meaning-choices{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}.study-meaning-choices button{display:flex;align-items:center;gap:6px;font-size:10px;background:#f5f7ef;border:1px solid #e3e8d9;border-radius:5px;color:#6e7b60;padding:6px 9px}.study-collocations{display:flex;flex-wrap:wrap;gap:6px}.study-collocations span{font-size:12px;background:#f2f5eb;color:#647556;padding:6px 9px;border-radius:5px}.study-examples>div{margin-top:13px}.study-examples p{font-size:13px;line-height:1.8;margin:2px 0;color:#455a3c}.study-examples p+p{font-size:11px;color:#89917e}.study-detail-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px;border-top:1px solid #e5eadb;padding-top:20px}.study-detail-actions>button:not(.study-start){display:flex;align-items:center;gap:5px;border:0;background:transparent;color:#7b886d;font-size:11px}.study-detail-actions .study-start{font-size:11px;min-height:39px;padding:9px 13px}.study-review-dialog{color:#234832;border:1px solid #d7dfcd;padding:0;border-radius:20px;background:#fffefa;width:min(780px,calc(100% - 28px));max-height:90dvh;margin:auto;box-shadow:0 30px 120px #12332638}.study-review-dialog::backdrop{background:#18392d80;backdrop-filter:blur(5px)}.study-review-header{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;border-bottom:1px solid #e8ecdf}.study-review-header>span{display:flex;align-items:center;gap:11px;font-size:13px}.study-brand-mark{background:#254b39;color:#d1e289;border-radius:7px;width:28px;height:28px;display:grid;place-items:center;font-size:17px;font-weight:700}.study-review-header>button{background:transparent;border:0;color:#869079;padding:7px}.study-review-progress{display:flex;flex-wrap:wrap;justify-content:space-between;padding:20px 32px 0;font-size:10px;color:#8c957f;gap:10px}.study-review-progress progress{width:100%;height:3px;border:0;accent-color:#98b46c;border-radius:4px;appearance:none}.study-review-progress progress::-webkit-progress-bar{background:#e9eedf;border-radius:4px}.study-review-progress progress::-webkit-progress-value{background:#92ad6f;border-radius:4px}.study-review-body{padding:30px 42px;max-height:calc(90dvh - 260px);min-height:260px;overflow:auto}.study-review-body>.study-eyebrow{justify-content:center}.study-question{text-align:center;padding:35px 0 8px}.study-question h2{font:400 56px/1.2 Georgia,serif;letter-spacing:-1px;margin:0 0 17px;overflow-wrap:anywhere}.study-question>p{font-size:12px;color:#929b84}.study-question blockquote{font:18px/1.8 Georgia,serif;background:#f0f4e8;padding:17px;border-radius:9px;margin:20px 0;color:#5d7050}.study-hint{display:flex;gap:6px;align-items:center;margin:22px auto;border:0;background:transparent;color:#8e9a79;font-size:11px}.study-reveal{min-width:210px;margin:8px auto;font-size:13px}.study-review-footer{position:sticky;bottom:0;background:#fbfcf7;border-top:1px solid #e4e9d9;padding:18px 28px;text-align:center}.study-review-footer>p{font-size:12px;color:#8a947d;margin:2px 0 12px}.study-review-footer>small{display:block;font-size:10px;color:#a3ab97;margin-top:8px}.study-rating{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:12px}.study-rating button{border:1px solid #e3e7d9;border-radius:9px;background:#f9f8f1;padding:12px;display:grid;grid-template-columns:auto auto;justify-content:center;align-items:center;gap:6px;color:#8b7861}.study-rating button:nth-child(2){background:#f2f4e7;color:#87935e}.study-rating button:last-child{background:#e6eedb;border-color:#cedcbb;color:#527740}.study-rating strong{font-size:12px;font-weight:500}.study-rating small{grid-column:1/-1;font-size:9px;opacity:.8}.study-undo{border:0;background:transparent;display:inline-flex;align-items:center;gap:3px;font-size:10px;color:#8c977c}.study-finished{text-align:center;padding:40px 25px}.study-finished-icon{margin:0 auto 20px;border-radius:50%;width:68px;height:68px;display:grid;place-items:center;background:#edf3e3;color:#7d9b61}.study-finished>.study-eyebrow{justify-content:center}.study-finished h2{font-size:27px;font-weight:500;margin:17px 0 12px}.study-finished>p{font-size:12px;color:#8a947b}.study-finished>div:not(.study-finished-icon){display:flex;justify-content:center;gap:60px;margin:27px 0}.study-finished>div>span{display:flex;flex-direction:column;gap:8px;font-size:11px;color:#91a17f}.study-finished strong{font-size:40px;font-weight:400;color:#426439}.study-finished>button{margin:7px 10px}.study-center .study-review-body .study-word-heading h2{font-size:40px}.study-center .study-review-body .study-word-information{margin-top:24px}.study-center .study-review-dialog:not([open]){display:none}@media(min-width:1100px){.v2-learning-screen:has(.study-center){max-width:1120px;margin:auto}.v2-learning-screen:has(.study-center)>.screen-heading{padding-bottom:24px}.v2-learning-screen:has(.study-center)>.screen-heading h1{font-size:34px}}@media(max-width:700px){.study-today{grid-template-columns:1fr}.study-today-copy{padding:25px}.study-today-copy h2{font-size:26px}.study-today-count{padding:20px 25px;display:grid;grid-template-columns:1fr auto;gap:3px 20px}.study-today-count>strong{grid-column:2;grid-row:1/3;font-size:54px;margin:0}.study-today-count>p{margin:5px 0 0}.study-today-count>div{grid-column:1/-1;margin-top:13px;padding-top:12px}.study-workspace{grid-template-columns:1fr}.study-sync{align-items:flex-start}.study-collection,.study-details{padding:22px 20px}.study-collection{padding-bottom:0}.study-words{min-height:140px;max-height:275px}.study-word-heading h2{font-size:36px}.study-review-body{padding:25px 22px;max-height:calc(90dvh - 270px)}.study-review-header{padding:14px 20px}.study-review-footer{padding:15px}.study-review-progress{padding:17px 20px 0}.study-rating{gap:7px}.study-question h2{font-size:44px}.study-question{padding:24px 0 8px}.study-finished h2{font-size:23px}.study-center .study-start-row{gap:10px}.study-center .study-today-copy>p{font-size:12px}}@media(prefers-reduced-motion:reduce){.study-center *{scroll-behavior:auto!important;animation:none!important;transition:none!important}}.study-all-meanings{padding:0 0 22px;border-bottom:1px solid #e2e9d6}.study-all-meanings .study-translation{font-size:17px;line-height:1.9;color:#2c5138;margin:0}.study-all-meanings .study-definitions{padding-top:17px}.study-all-meanings .study-english{font-size:13px}.study-choice-status{display:flex;justify-content:center;align-items:center;gap:9px;flex-wrap:wrap;font-size:11px;color:#8c987d;margin-bottom:14px}.study-choice-status strong{font-weight:500;color:#49683a;background:#eaf1df;padding:4px 9px;border-radius:5px}.study-choice-status span{color:#9ca58f;font-size:10px}.study-check-answer{display:flex;gap:17px;align-items:center;justify-content:space-between;margin-bottom:14px}.study-check-answer .study-start{font-size:12px;padding:11px 18px}.study-correction{display:flex;align-items:center;gap:6px;background:#f7f4ec;color:#968269;border:1px solid #e9e2d5;border-radius:7px;padding:11px 13px;font-size:11px}.study-morphology{padding:16px;background:#f4f6ed;border-radius:9px}.study-morphology>p{font-size:12px;line-height:1.8;color:#718462}.study-morphology strong{color:#33523b;font-weight:500}.study-form-arrow{margin:0 12px;color:#9dad8c}.study-morphology b{font-weight:500}.study-context-meaning{display:flex;align-items:center;gap:8px;flex-wrap:wrap;border-top:1px solid #e0e8d4;margin-top:14px;padding-top:12px}.study-context-meaning small{font-size:10px;color:#8f9b7e}.study-context-meaning strong{font-size:13px;font-weight:500;color:#3d5d3e}.study-context-meaning .study-inline{margin-left:auto}.study-review-dialog .study-question{padding:40px 0 28px}.study-review-dialog .study-question>p{margin-top:22px}@media(max-width:520px){.study-check-answer{flex-direction:column;gap:10px}.study-check-answer>.study-correction,.study-check-answer>.study-start{width:100%;justify-content:center}.study-review-body{max-height:calc(90dvh - 300px)}.study-all-meanings .study-translation{font-size:15px}.study-choice-status span{width:100%}.study-review-dialog .study-question{padding:25px 0 15px}}.study-prompt-form{display:block;color:#9aa48c;font-size:10px;margin:-5px 0 18px}.study-center a,.study-center button{transition:background-color .18s,color .18s,border-color .18s,box-shadow .18s,transform .15s}.study-center button:active:not(:disabled){transform:scale(.98)}.study-finished,.study-review-body,.study-word-information{animation:study-card-in .22s ease-out}.study-review-progress progress::-webkit-progress-value{transition:width .35s ease}.study-finished-icon>svg,.study-save-check{animation:study-check-in .32s ease-out}.study-senses[open]>.study-translation{animation:study-card-in .2s ease-out}@keyframes study-card-in{0%{opacity:.4;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@keyframes study-check-in{0%{opacity:0;transform:scale(.65)}to{opacity:1;transform:scale(1)}}@media(prefers-reduced-motion:reduce){.study-center *{animation:none!important;transition:none!important}}