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strong{display:block;font:42px var(--serif)}.study-progress strong span{font-size:20px;color:var(--muted)}.study-progress small{color:var(--muted)}.study-steps{display:flex;gap:8px;margin:34px 0 30px;padding-bottom:20px;border-bottom:1px solid var(--line)}.study-steps button{flex:1;display:flex;gap:10px;align-items:center;padding:15px;border-radius:8px;color:#717e67;background:#ecefe5}.study-steps button>span{width:25px;height:25px;display:grid;place-items:center;border-radius:50%;border:1px solid #cdd5be;font-size:11px}.study-steps button.active{background:#354f3d;color:#fff}.study-steps button.complete:not(.active){background:#e2ead5}.study-content{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:36px;min-height:420px}.study-content .lesson-copy{max-width:850px;margin:auto;font-size:17px;line-height:1.95}.study-content .lesson-copy h3{font-size:18px}.study-foot{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:25px 0}.study-foot small{display:block;color:var(--muted);font-size:11px}.learning-lead{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:28px}.learning-lead h2{font:25px var(--serif);margin-bottom:10px}.learning-lead p{font-size:13px;line-height:1.8}.learning-lead .primary{flex-shrink:0}.vocab-item{gap:15px;padding:20px 14px}.vocab-item>div{flex:1;display:flex;justify-content:space-between;gap:15px;align-items:center}.vocab-item strong{font-size:24px;font-weight:400}.vocab-item span{font-size:13px}.sound-button{width:40px;height:40px;border-radius:50%;border:1px solid #d9e0cd;display:grid;place-items:center;color:#577341}.sound-button.playing,.audio-item.playing{background:#e0e8cf;border-color:#69864d}.flash-stage{max-width:720px;margin:auto;padding:40px 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currentColor;border-radius:3px;padding:1px 5px;margin-left:18px;opacity:.65}.audio-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.audio-controls label{font-size:12px}.audio-controls select{display:block}.audio-status{font-size:13px;padding:12px 16px;background:#edf2e3;border-radius:7px;color:#4d683a}.audio-group{margin-top:30px}.audio-group h3{margin-bottom:15px}.audio-group h3 span{margin-left:10px}.audio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.audio-item{display:grid;grid-template-columns:1fr auto;text-align:left;gap:8px;padding:18px;border:1px solid var(--line);background:#fffefa;border-radius:9px}.audio-item>span{font-size:22px;overflow-wrap:anywhere}.audio-item small{grid-row:2;font-size:11px;color:var(--muted)}.audio-item svg{grid-column:2;grid-row:1/3;align-self:center}.listening-source{margin:30px 0;padding:24px;background:#f3f4eb;border-radius:9px}.listening-source p{margin:12px 0;font-size:14px;line-height:1.9}.listening-source small{display:block;margin-top:16px;color:var(--muted)}.sync-alert{position:fixed;bottom:0;inset-inline:0;background:#a94936;color:white;padding:15px;text-align:center;z-index:200}.sync-alert button{text-decoration:underline}.arena-head{display:flex;gap:25px;justify-content:space-between;align-items:center}.arena-head h2{font:28px var(--serif);margin:13px 0}.arena-score{text-align:right;flex-shrink:0}.arena-score strong{font:64px var(--serif);display:block}.arena-score span{font-size:11px;color:var(--muted)}.arena-quota{display:flex;align-items:center;gap:10px;margin:30px 0}.arena-quota>span{height:35px;width:35px;border:1px solid #b5c3a3;display:grid;place-items:center;border-radius:50%;font-size:12px}.arena-quota>span.used{background:#dfe8cf;border-color:#dfe8cf}.arena-quota strong{font-size:13px;margin-left:10px}.attempt-row,.user-row{display:flex;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line);font-size:13px}.attempt-row>strong{margin-left:auto}.user-row>div{margin-right:auto}.user-row small{display:block;color:var(--muted);font-size:11px;margin-top:5px}.rank-filters{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;align-items:center;margin-bottom:25px}.rank-filters label{font-size:13px}.rank-filters select{margin-left:10px}.segmented{display:flex;background:#eef0e6;border-radius:7px;padding:4px}.segmented button{padding:9px 14px;border-radius:5px;font-size:12px}.segmented .active{background:#fffefa;color:#354f3d;box-shadow:0 2px 8px #253a2b0a}.rank-table{width:100%;border-collapse:collapse}.rank-table th{text-align:left;color:var(--muted);font-size:11px;font-weight:500;padding:13px}.rank-table td{padding:18px 13px;border-top:1px solid var(--line)}.rank-table th:last-child,.rank-table td:last-child{text-align:right}.rank-table small{display:block;color:var(--muted);font-size:10px;margin-top:4px}.rank-table .is-me{background:#edf2e3}.rank-medal{width:30px;height:30px;display:grid;place-items:center;background:#edf0e4;border-radius:50%}.exam-main{max-width:850px;margin:auto;padding:35px 25px}.exam-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.exam-top h1{font-size:30px}.exam-top h1 span{font-size:17px;color:var(--muted)}#exam-save-status{font-size:11px;color:var(--muted)}.exam-clock{font-variant-numeric:tabular-nums;font-size:22px;color:#9b663a}.question-nav{display:flex;gap:7px;flex-wrap:wrap;margin:25px 0}.question-nav button{width:31px;height:31px;border:1px solid #dce1d3;border-radius:5px;font-size:11px}.question-nav .answered{background:#e0e8cf}.question-nav .active{background:#354f3d;color:white}.exam-question{border:0;padding:0;margin:30px 0}.exam-question legend{font-size:23px;line-height:1.7;margin-bottom:24px}.answer-option{display:flex;gap:15px;align-items:center;border:1px solid #dce1d3;border-radius:9px;padding:19px;margin-bottom:13px;background:var(--paper);cursor:pointer}.answer-option.chosen{border-color:#69864d;background:#eaf0e0}.answer-option>span{font-size:12px;color:var(--muted)}.answer-option strong{font-size:18px;font-weight:400}.exam-actions{display:flex;justify-content:space-between;margin:25px 0}.reading-passage{padding:25px;background:#eff1e8;font-size:20px;line-height:1.9;border-radius:8px}.result-stage{max-width:820px;margin:auto;text-align:center;padding:55px 25px}.result-stage h1{font-size:32px;margin-top:20px}.result-score{font:110px var(--serif);margin:25px}.result-score span{font-size:25px;color:var(--muted)}.result-stage>.flash-actions{margin:25px 0}.review-question{text-align:left;padding:24px 0;border-bottom:1px solid var(--line)}.review-question h3{font-size:17px;margin:12px 0}.review-question p{font-size:14px;line-height:1.9;margin:8px 0}.review-question ul{font-size:15px;line-height:2}.admin-tabs{display:flex;gap:10px;margin-bottom:22px}.nav{gap:3px}.nav button{height:41px}.journey-note{margin-top:15px;padding:12px}.sidebar .brand{margin-bottom:26px}
@media(max-width:900px){.auth-story{padding:40px}.audio-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-lead{align-items:flex-start;flex-direction:column}.study-steps button{padding:12px;font-size:12px;gap:7px}.study-title h1{font-size:30px}.study-content{padding:25px}.user-row{flex-wrap:wrap}.auth-form{padding:40px 30px}}
@media(max-width:680px){.auth-layout{display:block}.auth-story{padding:26px 26px 35px;min-height:260px}.auth-story .brand{margin-bottom:25px}.auth-story h1{font-size:30px;margin:12px 0}.auth-story p,.auth-story>small{display:none}.auth-story>img{width:68%;right:-14%;opacity:.45}.auth-form{padding:35px 25px}.auth-form h2{font-size:28px}.study-header{height:66px;padding:0 18px;font-size:12px}.study-brand{font-size:26px}.study-main{padding:27px 16px}.study-title{align-items:start;gap:15px}.study-title h1{font-size:28px;line-height:1.3}.study-title p{font-size:12px}.study-progress{display:none}.study-steps{gap:5px;margin:25px 0 20px;overflow:auto}.study-steps button{flex-direction:column;justify-content:center;min-width:63px;padding:10px 6px;font-size:10px}.study-content{padding:22px 18px;min-height:350px}.study-content .lesson-copy{font-size:16px}.study-foot{align-items:start;flex-direction:column;padding-bottom:10px}.study-foot>.primary{width:100%;justify-content:center}.vocab-item{padding:16px 0}.vocab-item>div{align-items:start;flex-direction:column;gap:5px}.flash-stage{padding:30px 20px}.study-flashcard{min-height:310px;gap:23px}.flash-actions button{min-width:0;flex:1}.audio-grid{grid-template-columns:1fr}.audio-item>span{font-size:24px}.audio-controls{gap:8px}.arena-head{align-items:start}.arena-head h2{font-size:23px}.arena-score strong{font-size:46px}.arena-score span{font-size:9px;display:block;max-width:95px}.attempt-row{gap:10px;font-size:11px}.arena-quota{gap:6px}.arena-quota>span{width:28px;height:28px}.arena-quota strong{font-size:12px;margin-left:5px}.nav{justify-content:flex-start;overflow-x:auto}.nav button,.nav button:nth-child(5){display:flex;min-width:65px;flex:0 0 auto;font-size:9px;height:57px}.nav button span{max-width:70px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-row{gap:12px}.user-row>div{flex-basis:60%}.user-row .text-button{font-size:11px}.rank-filters{align-items:stretch}.segmented{width:100%}.segmented button{flex:1;padding:9px}.exam-question legend{font-size:20px}.answer-option{padding:16px 13px}.result-score{font-size:85px}.result-stage h1{font-size:28px}.study-shell .help-text{font-size:12px}.learning-mode #toast{bottom:22px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.auth-note a{font-weight:600;color:var(--green)}.auth-note>span{display:inline-block;margin-top:12px}.auth-form form[data-mode="register"] .field{margin-top:16px}.auth-form .field small{color:var(--muted);font-size:11px;line-height:1.6}
.sound-board-heading,.quiz-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap}
.sound-board-heading .text-button{font-size:13px;min-height:44px}
.lesson-sounds .kana-cell{position:relative;min-height:94px;padding:14px 8px 25px;min-width:0;transition:background .15s,border-color .15s}
.kana-cell strong{font-weight:400;font-size:30px;overflow-wrap:anywhere;line-height:1.4}
.kana-cell .icon{position:absolute;width:12px;height:12px;bottom:8px;right:8px;color:#61794a}
.kana-cell.kana-phrase{grid-column:span 2}
.kana-cell.kana-phrase strong{font-size:21px}
.hide-readings .kana-reading{visibility:hidden}
.kana-cell:hover,.example-sounds button:hover{background:#eef3e4;border-color:#a5b58e}
.kana-cell.playing,.example-sounds .playing{background:#e0e8cf;border-color:#69864d;box-shadow:inset 0 0 0 1px #69864d}
.example-sounds{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.example-sounds button{max-width:100%;text-align:left}.example-sounds span{overflow-wrap:anywhere}
.listening-lead{align-items:flex-start;flex-direction:column;gap:18px}
.audio-controls{align-items:flex-end;width:100%;gap:12px}.audio-controls label{display:grid;gap:6px;font-size:12px;color:var(--muted)}
.audio-controls select,.audio-controls button{min-height:44px}.audio-controls button{white-space:nowrap;justify-content:center}.audio-controls select{min-width:145px}
button:disabled{cursor:default;opacity:.5}button:focus-visible,select:focus-visible{outline:3px solid #859c66;outline-offset:3px}
.listening-quiz{margin:30px 0;padding:24px;background:#f3f5ec;border:1px solid var(--line);border-radius:10px}
.listening-quiz p{font-size:14px;line-height:1.8;margin:12px 0 18px}.quiz-heading span{font-size:12px;color:var(--muted)}
.quiz-options{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:20px}
.quiz-option{min-height:90px;border:1px solid #cfd9c3;background:var(--paper);border-radius:8px;padding:14px 10px;display:grid;place-content:center;gap:8px;overflow-wrap:anywhere}
.quiz-option span{font-size:25px}.quiz-option small{font-size:12px}.quiz-option.correct{background:#dfead3;border-color:#608344;opacity:1}.quiz-option.incorrect{background:#f8ebe5;border-color:#c48976;opacity:1}.quiz-feedback{min-height:25px}
@media(max-width:680px){.lesson-sounds .kana-grid{gap:6px}.lesson-sounds .kana-cell{min-height:86px;padding-inline:4px}.kana-cell strong{font-size:26px}.sound-board-heading{gap:8px}.audio-controls{display:grid;grid-template-columns:minmax(0,1fr) auto}.audio-controls label{grid-column:1/-1}.audio-controls select{width:100%}.audio-controls .secondary{padding-inline:14px}.quiz-options{grid-template-columns:repeat(2,minmax(0,1fr))}.listening-quiz{padding:18px}.quiz-option span{font-size:24px}}