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@media(max-width:1000px){.site-header{padding:20px}.time-strip,main,.site-footer{margin-left:20px;margin-right:20px}.study-layout{grid-template-columns:195px minmax(0,1fr);gap:18px}.word-card{padding:24px}.timer{padding:12px 16px;display:block}.timer>span,.timer>strong{display:block}.timer strong{font-size:20px;margin:2px 0}.timer small{font-size:9px}.header-end #connection{display:none}.tabs button{padding:8px 12px}.word-heading h1{font-size:32px}.card-actions{gap:5px}.card-actions kbd{display:none}}
@media(max-width:720px){body{font-size:14px}.site-header{padding:16px;gap:12px;flex-wrap:wrap}.brand{font-size:20px}.brand-mark{width:38px;height:38px;font-size:25px}.tabs{position:fixed;bottom:0;left:0;right:0;background:#fffefa;z-index:25;border-top:1px solid #e1e7ec;padding:6px 12px calc(6px + env(safe-area-inset-bottom));justify-content:space-around;gap:4px;box-shadow:0 -3px 12px #17283b05}.tabs button{flex:1;min-height:40px;font-size:12px;border-radius:9px}.header-end{margin-left:auto}.time-strip{margin:0 16px 17px;grid-template-columns:repeat(2,1fr)}.timer{display:grid;grid-template-columns:1fr auto;padding:10px 14px;min-height:63px}.timer:nth-child(2){border-right:0}.timer:nth-child(-n+2){border-bottom:1px solid #e8edf0}.timer strong{font-size:18px;margin:0}.timer small{font-size:9px}.timer>span{font-size:11px}main{margin:0 16px;padding-bottom:10px}.study-layout{display:block}.study-sidebar{position:static;margin-bottom:16px}.study-sidebar summary{display:flex;align-items:center;justify-content:space-between;padding:11px 13px;font-weight:650;font-size:12px;cursor:pointer;background:#e9eef2;border-radius:10px}.study-sidebar summary span{font-size:10px;font-weight:400;color:#7c8d9e}.filter-content{padding:15px;background:#eef2f5;margin-top:5px;border-radius:10px}.filter-content>.eyebrow{display:none}.phase-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;margin-bottom:15px}.phase-list button{padding:8px;font-size:12px}.phase-list button small{font-size:9px}.phase-list kbd{display:none}.phase-list button b{display:none}.filter-group{margin:14px 0}.pos-chips button{font-size:12px;min-height:36px}.check-label{font-size:12px}.daily-card{margin:9px 0 0;padding:0 2px;border:0}.daily-card>div{font-size:10px}.daily-card p{display:none}.daily-card progress{margin-top:6px;height:4px}.study-sidebar>.quiet{display:none}.word-card{padding:20px 17px;border-radius:14px}.card-meta{margin-bottom:12px;gap:5px;font-size:9px}.card-meta .eyebrow{font-size:9px;letter-spacing:.08em}.badge{font-size:9px;padding:3px 6px;max-width:48%;text-align:center}#word-rank{margin-left:5px}.word-heading h1{font-size:30px}.translation{font-size:15px;margin:8px 0 17px}.sound-button{width:36px;min-height:36px;font-size:22px}.memorize{padding:12px 13px;margin:14px 0 17px;border-radius:10px}.memorize .section-heading{margin-bottom:8px}#memorize-forms{gap:8px 9px}#memorize-forms strong{font-size:20px}#memorize-forms small{font-size:8px;max-width:160px}.text-button{font-size:11px}.text-button kbd{display:none}.answer-row{gap:7px}.answer-row input{font-size:18px;min-height:49px;padding:10px 12px}.answer-row button{min-width:90px;font-size:12px;padding:9px 12px}.answer-row kbd{display:none}#answer-label{font-size:11px}#answer-help{font-size:9px;line-height:1.5}.feedback{font-size:11px;padding:11px 13px}.feedback strong{font-size:14px}.card-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;padding-bottom:15px;margin-top:14px}.card-actions button{font-size:10px;padding:7px 5px;min-height:39px}.card-actions .quiet{margin-left:0;grid-column:3}.meaning-select-row{padding-top:15px;gap:5px}.meaning-select-row label{display:none}.meaning-select-row select{min-height:40px;font-size:11px;padding:6px 5px}.meaning-select-row button{min-width:31px;min-height:40px}.meanings-section{padding:20px 0}.section-heading h2{font-size:17px}.section-heading small,.section-heading .subtle{font-size:9px}.meaning-item{font-size:12px;padding:9px 7px;gap:7px}.examples-section{padding-top:20px}.example{gap:9px;padding:14px 0;grid-template-columns:28px minmax(0,1fr) 30px}.level-tag{font-size:9px;width:27px;height:24px}.example p{font-size:13px}.example .example-ru{font-size:11px}.example button{width:30px;min-height:34px}.context{padding:13px}#context-de{font-size:17px}#context-ru{font-size:12px}.empty-card{padding:40px 20px;min-height:390px}.empty-card h1{font-size:27px}.empty-card>small{font-size:10px}.page-heading{margin:14px 0 19px}.page-heading h1{font-size:28px}.page-heading .subtle{font-size:10px}.search-bar{flex-wrap:wrap;gap:7px}.search-bar input{flex-basis:100%;font-size:16px}.search-bar select{flex:1;min-width:0}.search-results{grid-template-columns:1fr}.search-result{padding:13px 14px}.search-result strong{font-size:18px}.stat-grid{gap:8px;margin-bottom:15px}.stat-grid .panel{padding:14px 10px;border-radius:12px}.stat-grid span{font-size:10px}.stat-grid strong{font-size:27px}.stat-grid small{font-size:8px}.settings-grid{grid-template-columns:1fr;gap:15px}.settings-panel{padding:21px}.site-footer{margin:5px 16px 75px;display:block;font-size:9px}.site-footer span{display:block}.study-footnote{font-size:8px;margin:14px 0}.audio-bar{bottom:76px;padding:9px 10px;gap:8px;width:calc(100% - 24px);max-width:420px}.audio-bar>span{font-size:9px;max-width:80px;white-space:normal}.audio-bar audio{flex:1;width:100%;max-width:none;min-width:0;height:35px}.audio-bar button{flex-shrink:0}dialog{padding:22px;max-height:85dvh}.dialog-heading h2{font-size:21px}.shortcut-list{grid-template-columns:115px 1fr;font-size:11px;gap:9px}.login-card{margin:8vh 18px;padding:29px}.network-warning{flex-wrap:wrap}#toast{bottom:82px;font-size:12px;padding:12px 16px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
#study-resume{grid-column:1/-1}.export-details{margin-top:16px}.export-details .stack{margin-top:12px}
.login-code{display:block;font-size:2.4rem;letter-spacing:.25em;margin:1rem 0;color:#17283b}.login-card #login-password{display:grid;gap:12px}.login-card #login-telegram .button{margin-bottom:12px}.browser-session{display:grid;gap:8px;padding:16px 0;border-bottom:1px solid #dce2e4;overflow-wrap:anywhere}.browser-session small{color:#647281}.browser-session button{justify-self:start}.header-end{flex-wrap:wrap}
/* Learning update: compact review scale and prefix cards. */
.word-tools{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:8px 0 12px}.word-tools a{margin-left:auto;color:#246967;font-weight:650;font-size:13px}.separation-badge{display:inline-block;padding:4px 9px;border-radius:7px;background:#eee8f6;color:#64448a;font-size:11px;font-weight:650}#separation-note{font-size:12px;margin:8px 0 15px}.review-scale{list-style:none;display:flex;gap:0;padding:0;margin:12px 0 22px;max-width:480px}.review-scale li{flex:1;display:flex;align-items:center;gap:7px;position:relative;font-size:11px;color:#7b8797}.review-scale li:not(:last-child):after{content:'';flex:1;height:2px;background:#dce4e9;margin:0 8px}.review-scale li span{border:1px solid #dce4e9;border-radius:50%;width:23px;height:23px;display:grid;place-items:center;flex-shrink:0}.review-scale .current{color:#216f69}.review-scale .current span{border:2px solid #267e76;background:#e3f3ed}.review-scale .complete{color:#216f69}.review-scale .complete span{background:#267e76;color:#fff;border-color:#267e76}.spelling-cue{font-size:13px;color:#4b6573;margin-bottom:0}.demo-tag{font-size:13px;vertical-align:middle;color:#735095;background:#eee8f6;border-radius:8px;padding:5px 9px;font-weight:600}.prefix-intro{color:#6e7d8e;max-width:760px;margin-bottom:23px}.prefix-controls{padding:20px 24px;margin-bottom:22px}.prefix-mode{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}.prefix-mode .active{background:#e1efeb;border-color:#87b7aa;color:#205e55}.prefix-filters{display:flex;gap:18px;flex-wrap:wrap}.prefix-filters label{display:grid;gap:7px;font-size:12px;flex:1;min-width:180px}.prefix-filters select{width:100%;min-width:0}.prefix-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}.prefix-card{padding:30px 32px;min-width:0}.prefix-card h2{font-size:38px;overflow-wrap:anywhere;margin:20px 0 10px}.prefix-card>.translation{font-size:19px;line-height:1.5}.prefix-model{font-size:17px;color:#205e55;padding:14px 17px;background:#eef5f2;border-radius:10px;overflow-wrap:anywhere}.prefix-note{font-size:13px;color:#5b6779;border-left:3px solid #a894c2;padding-left:14px;margin:18px 0 25px}.prefix-aside{display:grid;gap:18px}.prefix-guide{padding:22px;font-size:13px;line-height:1.7}.prefix-guide h2{font-size:17px;margin:0 0 16px}.prefix-guide summary{cursor:pointer;font-weight:650}.prefix-guide a{color:#246967}.prefix-actions{display:flex;flex-wrap:wrap;gap:8px;margin:19px 0}.prefix-actions button{font-size:12px}.prefix-example{padding:17px 0;border-top:1px solid #e3e8ef}.prefix-example h3{font-size:21px;margin:0}.prefix-example p{margin:7px 0}.prefix-example .example-ru{color:#7a8798;font-size:13px}.prefix-example .subtle{font-size:12px}.prefix-example button{width:37px}.family-word{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid #e3e8ef;background:transparent;border-radius:0;padding:12px 0}.family-word span{display:block;font-size:12px;color:#6c788a;font-weight:400;margin-top:3px}.prefix-source{font-size:11px;margin-top:22px}#prefix-answer-label{display:block;margin:20px 0 8px;font-size:12px;font-weight:600}#voice-cache-status{font-size:13px;color:#246967;overflow-wrap:anywhere}
@media(max-width:1000px){.prefix-layout{grid-template-columns:minmax(0,1fr) 240px}.prefix-card{padding:24px}.tabs button{padding-left:12px;padding-right:12px}}
@media(max-width:720px){.tabs{grid-template-columns:repeat(4,minmax(0,1fr))}.tabs button{padding-left:6px;padding-right:6px;font-size:11px}.prefix-layout{grid-template-columns:1fr}.prefix-controls{padding:16px}.prefix-filters{gap:12px}.prefix-filters label{min-width:135px}.prefix-card{padding:20px 17px}.prefix-card h2{font-size:31px}.prefix-card>.translation{font-size:16px}.prefix-guide{padding:20px}.prefix-aside{margin-top:0}.prefix-mode{gap:6px}.prefix-mode button{font-size:11px;padding:9px}.prefix-actions button{font-size:11px}.prefix-intro{font-size:13px}.review-scale{margin-bottom:19px}.review-scale li{font-size:9px;gap:4px}.review-scale li:not(:last-child):after{margin:0 4px}.review-scale li span{width:20px;height:20px}.word-tools a{font-size:12px}.prefix-source{font-size:10px}.prefix-filters select{font-size:12px}}

/* Separate number and preposition courses. */
.trainer-controls{padding:18px;display:flex;align-items:end;flex-wrap:wrap;gap:14px;margin:20px 0}.trainer-controls label{flex:1;min-width:160px;margin:0;font-size:12px}.trainer-controls select{width:100%;margin-top:6px}.trainer-layout{display:grid;grid-template-columns:minmax(0,1fr) 315px;gap:22px;align-items:start}.trainer-card,.trainer-guide{padding:28px;min-width:0}.trainer-card h2{font-size:38px;overflow-wrap:anywhere}.trainer-card .number-display{font-size:52px;font-variant-numeric:tabular-nums}.trainer-guide h3{font-size:15px;line-height:1.4}.trainer-guide p{font-size:13px;line-height:1.6}.trainer-guide section+section{margin-top:24px}.trainer-solution{background:#eef6f1;padding:20px;border-radius:12px;margin:18px 0}.trainer-solution>strong{display:block;font-size:22px;overflow-wrap:anywhere;margin-bottom:12px}.trainer-solution p:last-child{margin-bottom:0}.trainer-example{margin:18px 0;padding:18px;background:#f1f5fa;border-radius:12px}.trainer-example>p:first-child{font-size:20px}.trainer-example mark{background:#d5ebe5;color:#174f45;padding:2px 4px;border-radius:4px}.trainer-actions{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.trainer-actions button{font-size:12px}.number-custom{border-top:1px solid #dce4e9;margin-top:22px;padding-top:20px}.number-custom label{font-size:12px}.trainer-sources{margin-top:24px;line-height:1.7}.trainer-sources a{color:#276b61}.course-progress{width:100%;height:8px;accent-color:#29766b}.case-badge{border-radius:8px;padding:7px 10px;background:#edf2f7;font-weight:700;font-size:13px}.case-Akkusativ{background:#fff0d3;color:#805a12}.case-Dativ{background:#dceef9;color:#1c597c}.case-Genitiv{background:#f0e4f7;color:#74458b}.case-table{font-size:11px;width:100%;border-collapse:collapse}.case-table td,.case-table th{padding:7px 4px;border-bottom:1px solid #dce4e9}.case-table caption{text-align:left;margin-bottom:8px}.table-scroll{overflow:auto}.tabs{flex-wrap:wrap;justify-content:center}.tabs button{white-space:nowrap;padding-left:10px;padding-right:10px}
@media(max-width:1000px){.trainer-layout{grid-template-columns:1fr}.trainer-guide{display:block}.site-header{flex-wrap:wrap}.tabs{order:3;width:100%}}
@media(max-width:720px){.tabs{display:flex;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;padding-left:8px;padding-right:8px}.tabs button{flex:0 0 auto;font-size:11px;padding:8px 10px}.trainer-controls{padding:15px;gap:10px}.trainer-controls label{min-width:130px}.trainer-card,.trainer-guide{padding:20px 17px}.trainer-card .number-display{font-size:40px}.trainer-solution>strong{font-size:20px}.trainer-card h2{font-size:30px}.trainer-example>p:first-child{font-size:18px}.trainer-card .answer-row{flex-wrap:wrap}.trainer-card .answer-row input{min-width:0;flex:1 1 180px}}

/* Reading is a peer of learning; locked texts are never embedded in state. */
.text-queue-box{background:#e9f3f0;border:1px solid #b6d4cb;border-radius:14px;padding:14px;margin-bottom:24px}.text-queue-box p{font-size:12px;color:#346359;margin:8px 0}.text-queue-box .check-label{margin:0}.text-queue-box input{accent-color:#216b62}.reading-empty{padding:20px 24px;border-radius:16px;background:#eef3fa;color:#4d637e}.reading-controls{display:flex;align-items:center;flex-wrap:wrap;gap:12px;padding:18px;margin:24px 0}.reading-controls label{margin:0;flex:1}.reading-controls select{width:74px}.reading-story{margin:12px 0;padding:0;overflow:hidden}.reading-story>summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px;cursor:pointer}.reading-story>summary small{display:block;margin-top:4px;color:#718395}.reading-story>summary>span:last-child{font-size:12px;white-space:nowrap}.reading-fragments{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:15px;padding:0 22px 22px}.reading-fragment{border:1px solid #dce6ec;border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:10px}.reading-fragment label{display:flex;align-items:flex-start;gap:10px;margin:0}.reading-fragment small{display:block;color:#718395;font-size:11px}.reading-fragment progress{width:100%;height:6px;accent-color:#29776c}.reading-fragment>div{display:flex;gap:8px;flex-wrap:wrap}.reading-fragment button{font-size:12px;padding:9px}.reading-fragment.unlocked{border-color:#77b6a4;background:#f5faf8}.reader{padding:30px;margin:24px 0;scroll-margin-top:20px}.reader-actions{display:flex;gap:10px}.reader #reader-text{font-family:Georgia,serif;font-size:22px;line-height:1.9;max-width:70ch;margin:28px auto;white-space:pre-wrap}.reader h2{max-width:85%}@media(max-width:720px){.reading-fragments{grid-template-columns:1fr;padding:0 14px 14px}.reading-story>summary{padding:17px}.reader{padding:18px}.reader #reader-text{font-size:20px}.reading-controls{align-items:stretch}.reading-controls label{flex-basis:100%}.page-heading{flex-wrap:wrap}}

#verb-prefix-help,#verb-separable-help{display:block;font-size:10px;line-height:1.5;margin-top:8px}.study-sidebar .prefix-filter-note summary{display:list-item;background:transparent;padding:0;margin-top:8px;color:#587b72;font-size:11px;font-weight:500;cursor:pointer}.prefix-filter-note small{display:block;margin-top:7px;font-size:10px}.prefix-filter-note[open] summary{margin-bottom:5px}


.intro-short-note{padding:13px 16px;margin:12px 0 18px;background:#fff1b8;border:1px solid #e5bd4d;color:#664d03;border-radius:10px;font-size:13px;line-height:1.55}.feedback.warning{background:#ffe080;color:#594000;border:1px solid #d6a627}.word-heading h1.contextual-title{font-size:clamp(23px,2.6vw,31px);line-height:1.3}

/* Curated scopes and transparent reading deadlines. */
.collection-queue-box{margin-top:12px;background:#f3f0e9;border-color:#d9cfb7}
#collections-dialog{width:min(920px,calc(100vw - 28px));max-height:90vh}
#reading-progress-dialog{width:min(720px,calc(100vw - 28px));max-height:85vh}
.collection-choice{border:1px solid var(--line,#dce3ea);border-radius:14px;padding:20px;margin:16px 0}
.collection-choice>p{margin:12px 0}.collection-choice summary{cursor:pointer;padding:10px 0}
.collection-topic{margin:10px 0;padding:8px 14px;background:#f5f8fa;border-radius:10px}
.collection-topic dl{margin:12px 0}.collection-topic dl>div{display:grid;grid-template-columns:minmax(110px,1fr) 2fr;gap:12px;padding:9px 0;border-bottom:1px solid #e1e7eb}
.collection-topic dt{font-weight:600}.collection-topic dd{margin:0;color:#425b68}
.collection-topic .example,.collection-context .example{grid-template-columns:1fr auto}
.collection-dialog-actions{display:flex;gap:16px;align-items:center;flex-wrap:wrap;position:sticky;bottom:0;background:white;padding:14px 0;border-top:1px solid #dde5ea}
.collection-context+.collection-context{margin-top:24px}.collection-context h2{margin:8px 0}
#collection-sources{font-size:12px;line-height:1.8}.progress-word{display:grid;grid-template-columns:1fr 1.4fr;gap:16px;padding:14px 0;border-bottom:1px solid #e1e7eb}.progress-word small{display:block;margin-top:4px;color:#617583}
.reading-fragment>p{margin:10px 0;line-height:1.6}.empty-card #empty-message{max-width:640px;line-height:1.8}.empty-card #empty-note{max-width:580px;line-height:1.7}
@media(max-width:540px){.collection-choice{padding:14px}.collection-topic{padding:8px}.collection-topic dl>div{grid-template-columns:1fr;gap:3px}.progress-word{gap:10px;font-size:13px}}