:root{--paper:#f5f8fb;--surface:#fff;--ink:#142238;--ink-soft:#55657d;--line:#dce4ee;--tekhelet:#1f4fa8;--tekhelet-deep:#163b80;--tekhelet-wash:#e6eefb;--citrus:#f5b700;--citrus-wash:#fff4cc;--right:#1e8a5a;--right-wash:#e2f5ea;--wrong:#c8423b;--wrong-wash:#fbe7e5;--radius-lg:22px;--radius:14px;--radius-sm:10px;--he:"Frank Ruhl Libre", "Noto Serif Hebrew", "David", serif;--ui:"Rubik", system-ui, -apple-system, "Segoe UI", sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--paper:#0e1726;--surface:#16233a;--ink:#e8eef7;--ink-soft:#9aabc3;--line:#26385a;--tekhelet:#6f9cf0;--tekhelet-deep:#9dbcf6;--tekhelet-wash:#1b2f54;--citrus:#ffc933;--citrus-wash:#3a3214;--right:#4cc58b;--right-wash:#143528;--wrong:#f07a72;--wrong-wash:#3c1c1c;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}html,body{overscroll-behavior-x:none;margin:0;overflow-x:clip}html{touch-action:pan-y;-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--paper);color:var(--ink);font:400 17px/1.5 var(--ui);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;padding:0 env(safe-area-inset-right) 0 env(safe-area-inset-left)}#root{min-height:100dvh}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:default}:focus-visible{outline:3px solid var(--tekhelet);outline-offset:2px}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}.he,.he-inline,.glyph{font-family:var(--he);font-weight:500}.he-inline{unicode-bidi:isolate;font-size:1.12em}strong .he-inline{font-weight:700}.he-md{font-size:1.5rem;line-height:1.6}.he-xl{font-size:clamp(2.6rem,11vw,3.6rem);font-weight:500;line-height:1.5}.he-lg{text-align:center;font-size:clamp(1.7rem,7vw,2.2rem);font-weight:500;line-height:1.6}.gtable-wrap{touch-action:pan-x pan-y;margin:4px 0 12px;overflow-x:auto}.gtable{border-collapse:collapse;background:var(--surface);border-radius:var(--radius);width:100%;font-size:1rem;overflow:hidden}.gtable th,.gtable td{border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;padding:8px 10px}.gtable th{color:var(--ink-soft);background:var(--tekhelet-wash);font-size:.85rem;font-weight:600}.gtable tr:last-child td{border-bottom:none}.gtable .he-inline{font-size:1.3em}.tr{color:var(--ink-soft);letter-spacing:.01em;font-size:.95rem}.glyph{line-height:1.1}.glyph-hero{color:var(--tekhelet);background:0 0;border:none;padding:0 .1em;font-size:clamp(7rem,34vw,10rem)}.glyph-big{color:var(--tekhelet);font-size:5.5rem}.glyph-opt{font-size:2.8rem}.btn{border-radius:var(--radius);border:2px solid #0000;padding:.8em 1.4em;font-size:1rem;font-weight:600;transition:transform 80ms,background .15s}.btn:active:not(:disabled){transform:translateY(1px)}.btn.big{text-align:left;width:100%;padding:1em 1.2em;font-size:1.05rem}.btn-primary{background:var(--tekhelet);color:#fff;box-shadow:0 3px 0 var(--tekhelet-deep)}.btn-primary:disabled{background:var(--line);color:var(--ink-soft);box-shadow:none}.btn-accent{background:var(--citrus);color:#2a2100;box-shadow:0 3px #c99600}.btn-ghost{border-color:var(--line);color:var(--ink);background:0 0}.icon-btn{width:44px;height:44px;color:var(--ink-soft);background:0 0;border:none;border-radius:50%;flex:none;font-size:1.4rem}.icon-btn:hover{background:var(--tekhelet-wash)}.link{color:var(--tekhelet);background:0 0;border:none;padding:0;font-size:.9rem;text-decoration:underline}.muted{color:var(--ink-soft)}.center{text-align:center}.error{color:var(--wrong)}.login,.loading{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:24px 16px;display:flex}.login-glyph{font-family:var(--he);color:var(--tekhelet);font-size:9rem;font-weight:700;line-height:1}.loading .login-glyph{animation:1.4s ease-in-out infinite breathe}@keyframes breathe{50%{opacity:.35}}.login h1{margin:.2em 0 0;font-size:2rem}.login form{text-align:left;gap:14px;width:100%;max-width:340px;margin-top:24px;display:grid}.login label{color:var(--ink-soft);gap:6px;font-size:.9rem;font-weight:500;display:grid}input{font:inherit;color:var(--ink);background:var(--surface);border:2px solid var(--line);border-radius:var(--radius-sm);width:100%;padding:.7em .9em;font-size:max(16px,1em)}input:focus{border-color:var(--tekhelet);outline:none}.home{max-width:680px;margin:0 auto;padding:12px 16px 48px}.home-top{align-items:center;gap:8px;padding:8px 0 16px;display:flex}.hello{flex-wrap:wrap;flex:1;align-items:baseline;gap:10px;display:flex}.hello-he{font-family:var(--he);color:var(--tekhelet);font-size:2.2rem;font-weight:700;line-height:1}.hello-name{font-size:1.4rem;font-weight:600}.streak{background:var(--citrus-wash);border-radius:999px;align-items:center;gap:4px;padding:6px 12px;font-size:1.05rem;display:flex}.today{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);gap:16px;padding:18px;display:grid}.goal{align-items:center;gap:16px;display:flex}.goal-ring{flex:none;width:76px;height:76px}.ring-bg{fill:none;stroke:var(--tekhelet-wash);stroke-width:9px}.ring-fg{fill:none;stroke:var(--citrus);stroke-width:9px;stroke-linecap:round;transition:stroke-dashoffset .6s}.goal-text{display:grid}.goal-text strong{font-size:1.8rem;line-height:1.1}.goal-text small{color:var(--ink-soft);font-size:1rem;font-weight:400}.goal-text span{color:var(--ink-soft);font-size:.92rem}.week{gap:6px;display:flex}.day{text-align:center;background:var(--paper);color:var(--ink-soft);border-radius:8px;flex:1;padding:6px 0;font-size:.78rem}.day.some{background:var(--citrus-wash);color:var(--ink)}.day.full{background:var(--citrus);color:#2a2100;font-weight:600}.today-actions{gap:10px;display:grid}.course-part{color:var(--ink-soft);gap:6px;font-size:.92rem;display:grid}.course-part strong{color:var(--ink)}.course-part .progress{height:8px}.module{margin-top:32px}.module-title{flex-wrap:wrap;align-items:baseline;gap:6px;margin:0 0 12px;font-size:1.25rem;display:flex}.module-pct{color:var(--tekhelet);margin-left:auto;font-size:.95rem;font-weight:600}.module-title small{color:var(--ink-soft);flex-basis:100%;font-size:.9rem;font-weight:400}.path{gap:10px;margin:0;padding:0;list-style:none;display:grid}.node{align-items:stretch;gap:8px;display:flex}.node-main{text-align:left;background:var(--surface);border:2px solid var(--line);border-radius:var(--radius);flex:1;align-items:center;gap:14px;min-width:0;min-height:76px;padding:10px 14px 10px 10px;display:flex;position:relative;overflow:hidden}.node-bar{background:var(--citrus);height:4px;position:absolute;bottom:0;left:0}.node.started .node-state{color:var(--ink)}.node-acc{color:var(--ink-soft);font-weight:400}.node-main:hover:not(:disabled){border-color:var(--tekhelet)}.node-glyph{width:64px;height:56px;font-family:var(--he);border-radius:var(--radius-sm);background:var(--tekhelet-wash);color:var(--tekhelet);white-space:nowrap;flex:none;place-items:center;font-size:1.7rem;font-weight:700;display:grid;overflow:hidden}.node-text{flex:1;gap:2px;min-width:0;display:grid}.node-text strong{overflow-wrap:anywhere;font-weight:600}.node-num{color:var(--tekhelet);font-size:.78rem;font-weight:600}.node.locked .node-num{color:var(--ink-soft)}.node-text span{color:var(--ink-soft);font-size:.87rem}.node-state{color:var(--right);flex:none;font-size:1.05rem;font-weight:600}.node.done .node-glyph{background:var(--right-wash);color:var(--right)}.node.next .node-main{border-color:var(--tekhelet);box-shadow:0 4px 0 var(--tekhelet-wash)}.node.next .node-glyph{background:var(--tekhelet);color:#fff}.node.locked .node-main{opacity:.55}.node-chat{border-radius:var(--radius);border:2px solid var(--line);background:var(--surface);flex:none;width:56px;font-size:1.4rem}@media (width<=360px){.node-main{gap:10px}.node-glyph{width:56px;font-size:1.35rem}.node-chat{width:46px}}.home-foot{color:var(--ink-soft);flex-wrap:wrap;gap:6px 18px;margin-top:36px;font-size:.85rem;display:flex}.player{flex-direction:column;max-width:640px;min-height:100dvh;margin:0 auto;display:flex}.player-top{background:var(--paper);z-index:2;align-items:center;gap:10px;padding:10px 12px;display:flex;position:sticky;top:0}.progress{background:var(--line);border-radius:999px;flex:1;height:14px;overflow:hidden}.progress-fill{background:var(--tekhelet);border-radius:999px;height:100%;transition:width .35s}.icon-btn:disabled{opacity:.3;background:0 0}.player-top .icon-btn{font-size:1.3rem}.step-count{color:var(--ink-soft);font-variant-numeric:tabular-nums;text-align:right;min-width:3.2em;font-size:.85rem}.redo-badge{color:var(--citrus);font-size:1.3rem;font-weight:700}.player-main{flex-direction:column;flex:1;display:flex}.ex-body{flex-direction:column;flex:1;gap:18px;padding:12px 16px 24px;display:flex}.ex-question{margin:4px 0 0;font-size:1.35rem}.ex-kicker{color:var(--tekhelet);font-size:.9rem;font-weight:600}.ex-card{text-align:center;justify-content:center;align-items:center;gap:10px}.card-name{font-size:1.25rem;font-weight:600}.card-sound{color:var(--ink-soft);font-size:1.1rem}.card-sound strong{color:var(--ink);font-size:1.4rem}.card-ru{font-size:1.3rem;font-weight:500}.card-emoji{font-size:3rem;line-height:1}.card-note{background:var(--tekhelet-wash);border-radius:var(--radius-sm);text-align:left;max-width:34em;margin:4px 0;padding:10px 14px;font-size:.95rem}.card-note-warn{background:var(--citrus-wash)}.tr-line{min-height:1.5em}.ex-explain{justify-content:center}.explain-title{margin:0;font-size:1.7rem}.explain-text{max-width:34em;margin:0;font-size:1.15rem;line-height:1.65}.prompt{text-align:center;flex-direction:column;align-items:center;gap:8px;padding:12px 0;display:flex}.prompt-audio{padding:24px 0}.face-ru-big{font-size:1.45rem;font-weight:500}.face-ru{font-size:1.05rem}.option .face-ru{font-size:1.25rem}.face-emoji{font-size:2.4rem;line-height:1}.options{gap:10px;display:grid}.options-grid{grid-template-columns:1fr 1fr}.option{background:var(--surface);border:2px solid var(--line);border-radius:var(--radius);text-align:center;min-height:60px;box-shadow:0 3px 0 var(--line);flex-direction:column;justify-content:center;align-items:center;gap:2px;padding:14px;transition:border-color .12s,background .12s;display:flex}.option:hover:not(:disabled){border-color:var(--tekhelet)}.option.sel{border-color:var(--tekhelet);background:var(--tekhelet-wash);box-shadow:0 3px 0 var(--tekhelet)}.option.right{border-color:var(--right);background:var(--right-wash);box-shadow:0 3px 0 var(--right)}.option.wrong{border-color:var(--wrong);background:var(--wrong-wash);box-shadow:0 3px 0 var(--wrong);animation:.3s shake}.option .he-md{font-size:1.6rem;line-height:1.4}@keyframes shake{25%{transform:translate(-5px)}75%{transform:translate(5px)}}.match{grid-template-columns:1fr 1fr;gap:10px;display:grid}.match-col{align-content:start;gap:10px;display:grid}.match-cell{min-height:64px}.match-cell.solved{opacity:.35;box-shadow:none;border-style:dashed}.build-line{border-bottom:2px solid var(--line);flex-wrap:wrap;align-content:flex-start;gap:8px;min-height:70px;padding:8px 0;display:flex}.build-bank{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.tile{background:var(--surface);border:2px solid var(--line);border-radius:var(--radius-sm);box-shadow:0 3px 0 var(--line);padding:4px 14px;font-size:1.45rem}.tile.used{visibility:hidden}.speak-words{flex-wrap:wrap;justify-content:center;gap:0 .35em;display:flex}.w-ok{color:var(--right)}.w-miss{color:var(--wrong);text-underline-offset:8px;-webkit-text-decoration:underline wavy;text-decoration:underline wavy}.play{align-items:center;gap:8px;display:inline-flex}.play-btn{background:var(--tekhelet);color:#fff;width:52px;height:52px;box-shadow:0 3px 0 var(--tekhelet-deep);border:none;border-radius:50%;place-items:center;font-size:1.5rem;display:grid}.play-btn.busy{animation:1s infinite pulse}.play-sm .play-btn{width:34px;height:34px;box-shadow:none;font-size:1rem}.play-lg .play-btn{width:96px;height:96px;font-size:2.6rem}.play-slow{border:2px solid var(--line);background:var(--surface);border-radius:50%;width:42px;height:42px;font-size:1.1rem}@keyframes pulse{50%{opacity:.65}}.mic-wrap{flex-direction:column;align-items:center;gap:8px;display:flex}.mic{background:var(--citrus);color:#2a2100;border:none;border-radius:50%;flex:none;place-items:center;width:52px;height:52px;font-size:1.5rem;display:grid}.mic-big{width:88px;height:88px;font-size:2.4rem;box-shadow:0 4px #c99600}.mic.rec{background:var(--wrong);color:#fff;box-shadow:0 0 0 8px var(--wrong-wash);animation:.9s infinite pulse}.mic-hint{color:var(--ink-soft);text-align:center;min-height:1.2em;font-size:.85rem}.chat .mic-wrap{flex-direction:row}.chat .mic-hint:empty{display:none}.checkbar{padding:14px 16px calc(14px + env(safe-area-inset-bottom));background:var(--paper);border-top:1px solid var(--line);justify-content:flex-end;align-items:center;gap:10px;min-height:76px;display:flex;position:sticky;bottom:0}.checkbar .btn{min-width:150px}.checkbar{flex-wrap:wrap}.checkbar .btn-back{min-width:0;margin-right:auto;padding-inline:1.1em}.checkbar:has(.btn-back) .result-text{flex-basis:100%}.checkbar.result-right{background:var(--right-wash);border-color:#0000}.checkbar.result-wrong{background:var(--wrong-wash);border-color:#0000}.result-right strong{color:var(--right)}.result-wrong strong{color:var(--wrong)}.result-right .btn-primary{background:var(--right);box-shadow:0 3px #146240}.result-wrong .btn-primary{background:var(--wrong);box-shadow:0 3px #8f2b26}.result-text{flex:1;gap:2px;font-size:1.05rem;display:grid}.result-answer{flex-wrap:wrap;align-items:baseline;gap:8px;display:flex}.result-note{color:var(--ink-soft);font-size:.92rem}.finish{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:12px;padding:24px 16px;display:flex}.finish-glyph{font-family:var(--he);color:var(--tekhelet);font-size:clamp(3rem,14vw,4.5rem);font-weight:700;animation:.6s ease-out rise}@keyframes rise{0%{opacity:0;transform:translateY(16px)scale(.96)}}.finish h2{margin:0;font-size:1.6rem}.finish-stats{justify-content:center;gap:10px;width:100%;max-width:360px;margin:12px 0;display:flex}.finish-stats div{border:2px solid var(--line);border-radius:var(--radius);background:var(--surface);flex:1 1 0;align-content:start;min-width:0;max-width:120px;padding:10px 8px;display:grid}.finish-stats strong{color:var(--tekhelet);font-size:1.5rem}.finish-stats span{color:var(--ink-soft);font-size:.8rem}.finish-actions{gap:10px;width:100%;max-width:360px;display:grid}.bubbles,.chat-log{flex-direction:column;gap:10px;display:flex}.bubble{text-align:right;max-width:86%;font:inherit;color:inherit;border:none;border-radius:18px;flex-direction:column;gap:2px;padding:10px 14px;display:flex}.bubble.them{background:var(--surface);border:1px solid var(--line);text-align:left;border-bottom-left-radius:6px;align-self:flex-start}.bubble.me{background:var(--tekhelet-wash);border-bottom-right-radius:6px;align-self:flex-end}.bubble .he{text-align:right}.bubble-who{color:var(--ink-soft);font-size:.78rem;font-weight:600}.bubble-ru{color:var(--ink-soft);font-size:.9rem}.hidden-ru{filter:blur(5px);-webkit-user-select:none;user-select:none}.bubble-row{justify-content:space-between;align-items:center;gap:8px;display:flex}.typing{flex-direction:row;gap:5px;padding:16px}.typing span{background:var(--ink-soft);border-radius:50%;width:8px;height:8px;animation:1s infinite pulse}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}.chat{flex-direction:column;max-width:680px;min-height:100dvh;margin:0 auto;display:flex}.chat-top{background:var(--paper);z-index:2;align-items:flex-start;gap:8px;padding:10px 12px;display:flex;position:sticky;top:0}.chat-title{padding-top:6px;display:grid}.chat-title span{color:var(--ink-soft);font-size:.88rem}.goals{flex-wrap:wrap;gap:6px;margin:0;padding:0 16px 8px;list-style:none;display:flex}.goals li{background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:.82rem}.goals li:before{content:"○ "}.goals li.done{background:var(--right-wash);color:var(--right);border-color:#0000}.goals li.done:before{content:"✓ "}.chat-log{flex:1;padding:8px 16px 16px}.fix{border-top:1px dashed var(--line);flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:6px;margin-top:6px;padding-top:6px;display:flex}.fix-label{color:var(--right);font-size:.8rem;font-weight:600}.fix-note{color:var(--ink-soft);text-align:left;margin:2px 0 0;font-size:.88rem}.chat-input{background:var(--paper);border-top:1px solid var(--line);padding:10px 12px calc(10px + env(safe-area-inset-bottom));gap:8px;display:grid;position:sticky;bottom:0}.suggestions{touch-action:pan-x pan-y;gap:8px;padding-bottom:2px;display:flex;overflow-x:auto}.chip{border:2px solid var(--line);background:var(--surface);border-radius:var(--radius);text-align:center;flex:none;max-width:70vw;padding:6px 12px;display:grid}.chip .he{font-size:1.2rem}.chip small{color:var(--ink-soft);font-size:.75rem}.input-row{align-items:center;gap:8px;display:flex}.input-row input{flex:1;min-width:0}.input-row .btn{padding:.7em 1em}.chat-end{text-align:center;border-top:1px solid var(--line);padding:16px}.sheet-backdrop{z-index:10;background:#0a142873;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;width:100%;max-width:560px;padding:20px 16px calc(20px + env(safe-area-inset-bottom));gap:14px;max-height:90dvh;animation:.2s ease-out up;display:grid;overflow-y:auto}@keyframes up{0%{opacity:0;transform:translateY(30px)}}@media (width>=700px){.sheet-backdrop{align-items:center}.sheet{border-radius:var(--radius-lg)}}.sheet h2{margin:0}.toggle{align-items:flex-start;gap:12px;display:flex}.toggle input{width:22px;height:22px;accent-color:var(--tekhelet);flex:none;margin-top:2px}.toggle span{display:grid}.toggle small{color:var(--ink-soft);font-size:.85rem}.field{gap:6px;display:grid}.seg{border:2px solid var(--line);border-radius:var(--radius-sm);display:flex;overflow:hidden}.seg button{background:0 0;border:none;flex:1;padding:8px 4px;font-size:.9rem}.seg button.on{background:var(--tekhelet);color:#fff}.sheet-actions{justify-content:space-between;gap:10px;margin-top:6px;display:flex}@media (width>=700px){.ex-body{padding:24px 24px 32px}.checkbar{border-radius:var(--radius) var(--radius) 0 0}}.admin-top{align-items:center;gap:10px;padding:8px 0 16px;display:flex}.admin-top h1{flex:1;margin:0;font-size:1.4rem}.admin-top .btn{padding:.6em 1em}.user-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.user-row{text-align:left;background:var(--surface);border:2px solid var(--line);border-radius:var(--radius);gap:8px;width:100%;padding:14px 16px;display:grid}.user-row:hover{border-color:var(--tekhelet)}.user-row.off{opacity:.6}.user-head{flex-wrap:wrap;align-items:baseline;gap:8px;display:flex}.user-head strong{font-size:1.15rem}.badge{background:var(--tekhelet-wash);color:var(--tekhelet-deep);border-radius:999px;padding:2px 8px;font-size:.75rem}.badge-on{background:var(--right-wash);color:var(--right)}.badge-off{background:var(--wrong-wash);color:var(--wrong)}.user-progress{gap:4px;font-size:.9rem;display:grid}.user-stats{flex-wrap:wrap;gap:6px 14px;font-size:.9rem;display:flex}.user-seen{font-size:.85rem}