:root{--paper: #f6f9ff;--sheet: #ffffff;--rule: #b8cbec;--rule-soft: #dbe5f6;--ink: #1b2f6e;--ink-2: #51618f;--pen: #2f5bd3;--pen-ink: #ffffff;--margin: #e0454f;--leaf: #12865a;--leaf-bg: #e3f6ec;--bad-bg: #fdebec;--sun: #ffb800;--kid: #2f6fed;--radius-lg: 22px;--radius-sm: 12px;--font: ui-rounded, "SF Pro Rounded", "Nunito", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;color-scheme:light;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--paper: #0f1730;--sheet: #17213f;--rule: #34497e;--rule-soft: #24335d;--ink: #e8eeff;--ink-2: #a9b6db;--pen: #6f93ff;--pen-ink: #0b1430;--margin: #ff6b74;--leaf: #4fd398;--leaf-bg: #133a2b;--bad-bg: #431d25;color-scheme:dark}}:root[data-theme=dark]{--paper: #0f1730;--sheet: #17213f;--rule: #34497e;--rule-soft: #24335d;--ink: #e8eeff;--ink-2: #a9b6db;--pen: #6f93ff;--pen-ink: #0b1430;--margin: #ff6b74;--leaf: #4fd398;--leaf-bg: #133a2b;--bad-bg: #431d25;color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:18px;line-height:1.45;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}button,input{font:inherit;color:inherit}button{cursor:pointer;touch-action:manipulation}:focus-visible{outline:3px solid var(--pen);outline-offset:3px}h1,h2{margin:0;line-height:1.2}h2{font-size:1.1rem;margin-bottom:10px}.app{max-width:640px;margin:0 auto;padding:12px 16px 32px}.screen{display:flex;flex-direction:column;gap:16px}.muted{color:var(--ink-2)}.hint{margin:-6px 0 0;font-size:.85rem;color:var(--ink-2)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:10px 20px;border-radius:var(--radius-sm);border:2px solid var(--rule);background:var(--sheet);color:var(--ink);font-weight:700;text-align:center;transition:transform .08s ease}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.45;cursor:default}.btn.primary{background:var(--pen);border-color:var(--pen);color:var(--pen-ink)}.btn.big{min-height:60px;font-size:1.15rem;width:100%}.btn.ghost{background:transparent;border-color:transparent;color:var(--pen)}.btn.small{min-height:44px;font-size:.95rem;padding:8px 14px}.btn.danger{border-color:var(--margin);color:var(--margin);background:transparent;align-self:flex-start}.row{display:flex;flex-wrap:wrap;gap:10px}.row>.btn{flex:1 1 160px}.topbar{display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:8px;min-height:52px}.topbar-back{width:48px;height:48px;border-radius:50%;border:2px solid var(--rule);background:var(--sheet);font-size:2rem;line-height:1;padding-bottom:4px}.topbar-title{font-size:1.2rem;font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar-right{min-width:48px;text-align:right}.counter{font-weight:700;color:var(--ink-2);font-variant-numeric:tabular-nums}.bar{height:10px;border-radius:99px;background:var(--rule-soft);overflow:hidden}.bar-fill{height:100%;background:var(--kid);border-radius:inherit;transition:width .3s ease}.copybook{--line: 1.5px;position:relative;font-size:clamp(32px,11vw,48px);height:2.15em;border-radius:var(--radius-sm);background-color:var(--sheet);background-image:linear-gradient(var(--margin),var(--margin)),linear-gradient(var(--rule),var(--rule)),linear-gradient(var(--rule-soft),var(--rule-soft)),linear-gradient(var(--ink-2),var(--ink-2)),linear-gradient(var(--rule),var(--rule));background-repeat:no-repeat;background-size:2px 100%,100% var(--line),100% var(--line),100% var(--line),100% var(--line);background-position:.55em 0,0 .62em,0 .9em,0 1.42em,0 1.68em;box-shadow:inset 0 0 0 2px var(--rule-soft);padding-top:.46em;transition:box-shadow .2s ease}.copybook.correct{box-shadow:inset 0 0 0 3px var(--leaf)}.copybook.wrong{box-shadow:inset 0 0 0 3px var(--margin)}.copybook-input{display:block;width:100%;height:1.2em;padding:0 .4em 0 .8em;border:0;background:transparent;font-size:1em;line-height:1.2;font-weight:600;color:var(--ink);outline:none;caret-color:var(--margin);letter-spacing:.02em}.copybook:focus-within{box-shadow:inset 0 0 0 3px var(--pen)}.copybook.correct:focus-within{box-shadow:inset 0 0 0 3px var(--leaf)}.copybook.wrong:focus-within{box-shadow:inset 0 0 0 3px var(--margin)}.copybook.gaps{display:flex;align-items:flex-start;padding:.46em .3em 0 .8em;overflow-x:auto;font-weight:600}.gap-letter,.gap-space{line-height:1.2;white-space:pre}.gap-cell{width:.82em;height:1.2em;margin:0 .04em;padding:0;border:0;border-bottom:3px solid var(--pen);border-radius:6px 6px 0 0;background:color-mix(in srgb,var(--pen) 10%,transparent);text-align:center;font-size:1em;line-height:1.2;font-weight:700;color:var(--pen);caret-color:var(--margin);outline:none;flex:none}.gap-cell:focus{background:color-mix(in srgb,var(--pen) 22%,transparent)}.gap-cell.right{color:var(--leaf);border-color:var(--leaf);background:var(--leaf-bg)}.gap-cell.wrong{color:var(--margin);border-color:var(--margin);background:var(--bad-bg);text-decoration:line-through}.speak{display:inline-flex;align-items:center;justify-content:center;flex:none;width:40px;height:40px;padding:0;border-radius:50%;border:2px solid var(--rule);background:var(--sheet);color:var(--pen);vertical-align:middle}.speak svg{width:22px;height:22px}.speak.big{width:60px;height:60px;border-color:var(--pen)}.speak.big svg{width:32px;height:32px}.speak:active{transform:scale(.93)}.prompt-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.toggle{display:flex;align-items:center;gap:12px;min-height:48px;font-weight:700}.toggle input{width:26px;height:26px;accent-color:var(--pen)}.ipa{font-family:Charis SIL,Doulos SIL,Gentium Plus,Lucida Sans Unicode,Arial Unicode MS,Segoe UI,sans-serif;color:var(--ink-2);font-weight:500;letter-spacing:.01em}.variants{font-size:.9rem;color:var(--ink-2)}.feedback .ipa,.feedback .variants{font-size:.95rem}.dict{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.dict-row{display:grid;grid-template-columns:40px 1fr auto;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);background:var(--sheet);border:2px solid var(--rule-soft)}.dict-emoji{font-size:28px;line-height:1;text-align:center;font-weight:800;color:var(--kid)}.dict-main{min-width:0}.dict-en{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px}.dict-en b{font-size:1.2rem;color:var(--pen)}.dict-ru{font-weight:600}.badge{display:inline-block;margin-top:4px;padding:1px 8px;border-radius:99px;font-size:.75rem;font-weight:700}.badge.learned{background:var(--leaf-bg);color:var(--leaf)}.badge.trouble{background:var(--bad-bg);color:var(--margin)}select.field{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-2) 50%),linear-gradient(135deg,var(--ink-2) 50%,transparent 50%);background-position:calc(100% - 22px) 50%,calc(100% - 16px) 50%;background-size:6px 6px;background-repeat:no-repeat;padding-right:40px;font-size:1rem}.voice-picker{display:flex;flex-direction:column;gap:8px}.task{display:flex;flex-direction:column;gap:14px}.prompt{display:flex;align-items:center;gap:14px;min-height:84px}.prompt-emoji{font-size:56px;line-height:1;min-width:64px;text-align:center;font-weight:800;color:var(--kid)}.prompt-ru{font-size:clamp(1.6rem,7vw,2.2rem);font-weight:800;line-height:1.15}.retry-tag{margin:0;font-size:.9rem;font-weight:700;color:var(--margin)}.feedback{display:flex;flex-direction:column;gap:4px;padding:12px 16px;border-radius:var(--radius-sm);font-size:1.05rem}.feedback strong{font-size:1.25rem}.feedback.ok{background:var(--leaf-bg);color:var(--leaf)}.feedback.bad{background:var(--bad-bg);color:var(--margin)}.feedback.ok strong:before{content:"✓ "}.answer-word{font-weight:800;font-size:1.3em;color:var(--ink);letter-spacing:.03em}.answer-word .hl{color:var(--pen);text-decoration:underline 3px;text-underline-offset:4px}.notice{margin:0;padding:10px 14px;border-radius:var(--radius-sm);background:var(--rule-soft);font-weight:600}.notice.warn{background:#fff3cd;color:#6b4b00}.banner{display:flex;align-items:center;gap:8px;margin-bottom:12px}.banner .notice{flex:1}.home{align-items:stretch;padding-top:8px}.home-title{display:flex;flex-direction:column;font-size:clamp(56px,19vw,92px);font-weight:800;line-height:1.2;color:var(--pen);padding-left:.32em;background-image:linear-gradient(var(--margin),var(--margin)),repeating-linear-gradient(to bottom,transparent 0,transparent .92em,var(--rule) .92em,var(--rule) calc(.92em + 2px),transparent calc(.92em + 2px),transparent 1.2em);background-repeat:no-repeat;background-size:3px 100%,100% 100%;background-position:.16em 0,0 0;letter-spacing:-.02em}.home-title-line:last-child{color:var(--margin);padding-left:1.2em}.home-sub{margin:4px 0 0;font-size:1.25rem;font-weight:700}.profiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.profile-card{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:16px;align-items:center;text-align:left;padding:18px 20px;border-radius:var(--radius-lg);border:3px solid var(--kid);background:var(--sheet);box-shadow:0 6px 0 var(--kid);margin-bottom:6px;transition:transform .08s ease,box-shadow .08s ease}.profile-card:active{transform:translateY(4px);box-shadow:0 2px 0 var(--kid)}.profile-avatar{grid-row:span 2;font-size:56px;line-height:1}.profile-name{font-size:1.5rem;font-weight:800}.profile-meta{color:var(--ink-2);font-size:.95rem}.segmented{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding:6px;border-radius:16px;background:var(--rule-soft)}.segmented button{min-height:48px;border:0;border-radius:11px;background:transparent;font-weight:800;color:var(--ink-2)}.segmented button.active{background:var(--sheet);color:var(--ink);box-shadow:0 2px 0 var(--kid)}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:6px 12px;border-radius:99px;border:2px solid var(--rule);background:var(--sheet);font-weight:700;font-size:.95rem}.chip small{color:var(--ink-2);font-weight:600;font-variant-numeric:tabular-nums}.chip.active{border-color:var(--kid);background:color-mix(in srgb,var(--kid) 14%,var(--sheet))}.modes{display:flex;flex-direction:column;gap:10px}.mode{display:grid;grid-template-columns:52px 1fr;grid-template-rows:auto auto;column-gap:12px;align-items:center;text-align:left;min-height:76px;padding:12px 16px;border-radius:18px;border:2px solid var(--rule);border-left:6px solid var(--kid);background:var(--sheet)}.mode:disabled{opacity:.55;cursor:default}.mode-icon{grid-row:span 2;font-size:34px;line-height:1;text-align:center}.mode-title{font-size:1.15rem;font-weight:800}.mode-desc{font-size:.9rem;color:var(--ink-2)}.dictation-pick{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:4px 4px 4px 12px}.dictation-pick span{font-weight:700}.dictation-pick .btn{min-width:64px}.dictation-pick small{flex-basis:100%;color:var(--ink-2)}.result{display:flex;flex-direction:column;gap:12px;align-items:stretch;text-align:center}.stars{font-size:64px;line-height:1;letter-spacing:6px}.star{color:var(--rule-soft)}.star.on{color:var(--sun)}.result-score{margin:0;font-size:1.5rem;font-weight:800}.result-text{margin:0;color:var(--ink-2)}.result-list{text-align:left;padding:14px 16px;border-radius:var(--radius-sm);background:var(--sheet);border:2px solid var(--rule-soft)}.result-list ul{list-style:none;margin:0;padding:0}.result-list li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:6px 0;border-bottom:1px solid var(--rule-soft)}.result-list li:last-child{border-bottom:0}.result-list .en,.dictation-table .en{font-weight:800;color:var(--pen)}.table-wrap{overflow-x:auto;border-radius:var(--radius-sm);border:2px solid var(--rule-soft);background:var(--sheet)}.dictation-table{width:100%;border-collapse:collapse;text-align:left;font-size:.95rem}.dictation-table th,.dictation-table td{padding:8px 10px;border-bottom:1px solid var(--rule-soft)}.dictation-table th{color:var(--ink-2);font-weight:700}.dictation-table tr.ok .en{color:var(--leaf)}.dictation-table tr.bad .given{color:var(--margin);text-decoration:line-through}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stat{display:flex;flex-direction:column;align-items:center;padding:12px 6px;border-radius:var(--radius-sm);background:var(--sheet);border:2px solid var(--rule-soft)}.stat b{font-size:2rem;line-height:1.1;color:var(--kid)}.stat span{font-size:.9rem;color:var(--ink-2)}.grade-block,.panel{padding:14px 16px;border-radius:var(--radius-sm);background:var(--sheet);border:2px solid var(--rule-soft)}.panel{display:flex;flex-direction:column;gap:10px}.panel p{margin:0}.grade-block summary{display:flex;justify-content:space-between;font-weight:800;font-size:1.1rem;cursor:pointer;min-height:32px;align-items:center}.topic-list,.word-list,.history{list-style:none;margin:0;padding:0}.topic-list li{display:grid;grid-template-columns:1fr auto;gap:4px 10px;padding:10px 0 4px}.topic-list .bar{grid-column:span 2;height:8px}.word-list li,.history li{display:grid;grid-template-columns:1fr auto;gap:0 10px;padding:8px 0;border-bottom:1px solid var(--rule-soft)}.word-list li:last-child,.history li:last-child{border-bottom:0}.word-list b{color:var(--pen)}.word-list small,.history small{grid-column:span 2}.label{font-weight:700;font-size:.9rem;color:var(--ink-2)}.field{min-height:52px;padding:10px 14px;border-radius:var(--radius-sm);border:2px solid var(--rule);background:var(--paper);font-size:1.1rem;width:100%}.pick-row{display:flex;flex-wrap:wrap;gap:8px}.pick{width:48px;height:48px;border-radius:12px;border:2px solid var(--rule-soft);background:var(--paper);font-size:26px;line-height:1;padding:0}.pick.active{border-color:var(--kid);box-shadow:0 0 0 2px var(--kid)}.pick.swatch.active{box-shadow:0 0 0 3px var(--sheet),0 0 0 5px var(--ink)}.gate{align-items:stretch}.gate label{font-size:1.2rem;font-weight:800}@media (prefers-reduced-motion: reduce){*,*:before,*:after{transition:none!important}}