:root{--bg:#11131a;--panel:#1c202b;--card:#252b38;--raised:#353d4d;--line:#2f3646;--text:#f3f4f7;--muted:#a3abba;--pink:#ff5eb0;--green:#7cf0b5;--cyan:#5fd4f5;--yellow:#ffd36b;--violet:#b9a2ff;--orange:#ff9a6b;--ok:#7cf0b5;--warn:#ffd36b;--bad:#ff6b81;--radius:18px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}body{background:var(--bg);min-height:100dvh;margin:0}h1,h2,h3{margin:0 0 .4em;line-height:1.2}h1{font-size:clamp(1.5rem,5vw,2.2rem)}h2{font-size:1.35rem}h3{font-size:1.05rem}p{margin:0 0 .6em}button,input{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:default}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}.muted{color:var(--muted)}.small{font-size:.88rem}.eyebrow{letter-spacing:.04em;margin:0 0 .3em;font-size:.85rem;font-weight:800}.card{background:var(--card);border-radius:var(--radius);margin-bottom:14px;padding:20px}.center{text-align:center;flex-direction:column;align-items:center;display:flex}.lead{font-size:1.08rem}.uk{border-left:3px solid var(--yellow);color:#dfe6f3;background:#1f2a3d;border-radius:10px;padding:10px 14px}.toggle{border:1px solid var(--line);color:var(--muted);background:0 0;border-radius:99px;margin:6px 0 10px;padding:6px 14px;font-size:.88rem}.examples{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px;margin:12px 0 0;padding:0;list-style:none;display:grid}.ex{text-align:left;background:var(--raised);border:0;border-radius:12px;flex-direction:column;width:100%;padding:10px 14px;display:flex}.ex-pl{font-weight:700}.ex-uk{color:var(--muted);font-size:.88rem}.link{color:var(--cyan);background:0 0;border:0;padding:0;font-size:.9rem}.play-row{align-items:center;gap:14px;margin:6px 0 16px;display:flex}.play{background:var(--green);color:#11131a;border:0;border-radius:50%;flex:none;place-items:center;width:48px;height:48px;transition:transform .15s;display:grid}.play.big{width:64px;height:64px}.play.playing{animation:1s infinite pulse}.play-meta{flex-direction:column;align-items:flex-start;gap:2px;display:flex}.options{gap:8px;display:grid}.option{text-align:left;background:var(--raised);border:2px solid #0000;border-radius:12px;padding:12px 16px;font-size:1.02rem;transition:background .15s,border-color .15s}.option:not(:disabled):hover{border-color:var(--line);background:#3d4659}.option.correct{border-color:var(--ok);background:#1f3d31}.option.wrong{border-color:var(--bad);background:#44222b}.option.dim{opacity:.5}.sentence{margin:4px 0 16px;font-size:1.35rem;font-weight:700}.gap{border-bottom:2px dashed var(--muted);text-align:center;min-width:80px;margin:0 4px;padding:0 6px;display:inline-block}.gap.ok{color:var(--ok);border-color:var(--ok)}.gap.bad{color:var(--bad);border-color:var(--bad)}.say{align-items:center;gap:18px;display:flex}.say .play-row{margin:0}.say .play{background:var(--pink);width:64px;height:64px}.say-text{margin:0;font-size:clamp(1.5rem,6vw,2.4rem);font-weight:800;line-height:1.15}.speak-grid{grid-template-columns:1fr 1.3fr;gap:14px;display:grid}.mic{border:3px solid var(--pink);width:96px;height:96px;color:var(--pink);background:#3d2840;border-radius:50%;place-items:center;margin:6px 0 10px;transition:transform .15s;display:grid}.mic:active{transform:scale(.95)}.mic.recording{background:var(--pink);animation:1.2s infinite pulse}.stop{background:#11131a;border-radius:6px;width:26px;height:26px}.audio{width:100%;max-width:260px;height:36px;margin-top:4px}.score-row{align-items:center;gap:14px;margin-bottom:10px;display:flex}.score{font-size:2rem;font-weight:800}.score.huge{font-size:3.5rem}.score.ok,.ok-text{color:var(--ok)}.score.warn,.warn-text{color:var(--warn)}.score.bad,.bad-text{color:var(--bad)}.sounds{flex-wrap:wrap;gap:6px;display:flex}.chip{background:var(--raised);border-radius:99px;padding:3px 10px;font-size:.85rem}.chip b{margin-left:4px}.chip.ok{color:var(--ok)}.chip.warn{color:var(--warn)}.chip.bad{color:var(--bad)}.demo{letter-spacing:.03em;color:#7d8597;margin:10px 0 0;font-size:.72rem}.spinner{border:3px solid var(--raised);border-top-color:var(--pink);border-radius:50%;width:34px;height:34px;margin:14px 0;animation:.8s linear infinite spin}.reading{grid-template-columns:1fr 1fr;align-items:start;gap:14px;display:grid}.reading .card{margin:0}.reading-text{color:#d5dae4;font-size:1.08rem;line-height:1.8}.question{margin-top:16px}.q-label{color:var(--green);margin:0;font-size:.85rem;font-weight:800}.input{background:var(--bg);border:2px solid var(--line);border-radius:12px;outline:none;width:100%;padding:12px 14px;font-size:1.05rem}.input:focus{border-color:var(--cyan)}.dia{flex-wrap:wrap;gap:6px;margin:10px 0 14px;display:flex}.dia button{background:var(--raised);border:0;border-radius:10px;width:40px;height:40px;font-size:1.05rem;font-weight:700}.btn{background:var(--pink);color:#11131a;border:0;border-radius:14px;justify-content:center;align-items:center;min-height:48px;padding:12px 26px;font-size:1rem;font-weight:800;transition:opacity .15s,transform .15s;display:inline-flex}.btn:disabled{opacity:.35}.btn:not(:disabled):active{transform:scale(.97)}.btn.ghost{background:var(--raised);color:var(--text)}.built{border:2px dashed var(--line);border-radius:14px;flex-wrap:wrap;align-items:center;gap:8px;min-height:60px;margin-bottom:12px;padding:8px;display:flex}.built.ok{border-color:var(--ok)}.built.bad{border-color:var(--bad)}.tiles{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.tile{background:var(--raised);border:0;border-radius:10px;padding:10px 14px;font-weight:600;box-shadow:0 2px #1a1f29}.tiles .tile:disabled{opacity:.2}.vocab{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin-top:12px;display:grid}.vocab-item{background:var(--raised);border:2px solid #0000;border-radius:16px;flex-direction:column;align-items:center;gap:4px;padding:16px 10px;display:flex}.vocab-item.seen{border-color:var(--cyan)}.vocab-icon{place-items:center;height:56px;font-size:2.6rem;display:grid}.dialog-grid{grid-template-columns:1fr 1.4fr;gap:14px;display:grid}.dialog-grid .card{margin:0}.scene{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex}.pink-text{color:var(--pink)}.msgs{flex-direction:column;gap:10px;max-height:46vh;margin-bottom:12px;display:flex;overflow-y:auto}.msg{flex-direction:column;display:flex}.msg.me{align-items:flex-end}.bubble{background:var(--raised);border-radius:16px;max-width:85%;padding:10px 16px}.msg.bot .bubble{cursor:pointer;border-top-left-radius:4px}.msg.me .bubble{background:#2a4a3c;border-top-right-radius:4px}.note{color:var(--warn);max-width:85%;margin-top:4px;font-size:.82rem}.typing{gap:4px;padding:14px 16px;display:flex}.typing span{background:var(--muted);border-radius:50%;width:7px;height:7px;animation:1.2s infinite blink}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}.suggest{flex-wrap:wrap;gap:6px;margin-bottom:10px;display:flex}.chip-btn{border:1px solid var(--line);color:var(--muted);background:0 0;border-radius:99px;padding:6px 12px;font-size:.86rem}.chip-btn:hover{color:var(--text);border-color:var(--muted)}.send-row{gap:8px;display:flex}.btn.send{padding:0 18px}.summary{background:var(--raised);border-radius:14px;padding:14px 16px}.summary ul{margin:0;padding-left:18px;font-size:.9rem}.result{text-align:center;margin-top:20px;padding:36px 20px}@keyframes pulse{0%,to{box-shadow:0 0 #ff5eb080}50%{box-shadow:0 0 0 12px #ff5eb000}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes blink{0%,to{opacity:.3}50%{opacity:1}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}:root{--app-w:560px;--top-h:56px;--tab-h:64px}.app{max-width:var(--app-w);min-height:100dvh;margin:0 auto;position:relative}.content{padding:calc(var(--top-h) + env(safe-area-inset-top) + 12px) 16px calc(var(--tab-h) + env(safe-area-inset-bottom) + 24px)}.stack{flex-direction:column;gap:14px;display:flex}.stack>.card,.stack .card{margin-bottom:0}.lessons .card{margin:0}.topbar,.lesson-bar{width:100%;max-width:var(--app-w);z-index:20;height:calc(var(--top-h) + env(safe-area-inset-top));padding:env(safe-area-inset-top) 8px 0;-webkit-backdrop-filter:blur(14px);background:#11131ae6;border-bottom:1px solid #ffffff0d;align-items:center;gap:8px;display:flex;position:fixed;top:0;left:50%;transform:translate(-50%)}.topbar-title{text-align:center;flex:1;margin:0;font-size:1.12rem}.icon-btn{width:44px;height:44px;color:var(--text);background:0 0;border:0;border-radius:12px;flex:none;place-items:center;display:grid}.icon-btn:active{background:var(--panel)}.streak{background:var(--panel);height:36px;color:var(--muted);border-radius:99px;justify-content:center;align-items:center;gap:4px;min-width:44px;padding:0 12px;font-weight:800;display:flex}.streak.on{color:var(--orange)}.tabbar{width:100%;max-width:var(--app-w);z-index:20;height:calc(var(--tab-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);-webkit-backdrop-filter:blur(14px);background:#161922f2;border-top:1px solid #ffffff0f;grid-template-columns:repeat(5,1fr);display:grid;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.tab{color:#7d8597;flex-direction:column;justify-content:center;align-items:center;gap:3px;font-size:.7rem;font-weight:600;transition:color .15s;display:flex;position:relative}.tab.active{color:var(--pink)}.tab.active:before{content:"";background:var(--pink);border-radius:0 0 3px 3px;width:28px;height:3px;position:absolute;top:0}.scrim{opacity:0;pointer-events:none;z-index:30;background:#0000008c;transition:opacity .25s;position:fixed;inset:0}.scrim.open{opacity:1;pointer-events:auto}.drawer{background:var(--panel);z-index:31;width:min(300px,82vw);padding:calc(env(safe-area-inset-top) + 20px) 12px calc(env(safe-area-inset-bottom) + 16px);flex-direction:column;transition:transform .28s cubic-bezier(.2,.8,.2,1);display:flex;position:fixed;top:0;bottom:0;left:0;transform:translate(-102%);box-shadow:20px 0 60px #0006}.drawer.open{transform:none}.drawer-head{align-items:center;gap:12px;padding:0 8px 18px;display:flex}.drawer-head img{object-fit:cover;border-radius:14px;width:52px;height:52px}.drawer-head div{flex-direction:column;display:flex}.drawer-nav{flex-direction:column;flex:1;gap:2px;display:flex;overflow-y:auto}.drawer-nav a,.drawer-nav button{text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:14px;padding:12px;font-weight:600;display:flex}.drawer-nav a:hover,.drawer-nav button:hover{background:var(--card)}.drawer-nav a.active{color:var(--pink);background:#3d2840}.drawer-nav hr{border:0;border-top:1px solid var(--line);width:auto;margin:8px 4px}.drawer-foot{margin:0;padding:0 12px}.lesson-bar{gap:12px;padding-right:16px}.lesson-bar .bar{flex:1;height:10px}.step-n{text-align:right;min-width:34px;font-weight:700}.lesson-content{padding-bottom:calc(96px + env(safe-area-inset-bottom))}.lesson-titles{margin-bottom:14px}.lesson-titles h2{font-size:1.5rem}.footer-bar{width:100%;max-width:var(--app-w);z-index:20;padding:14px 16px calc(14px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--line);background:#11131af0;justify-content:space-between;align-items:center;gap:14px;transition:background .2s;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.footer-bar.ok{background:#183428f7}.footer-bar.warn{background:#3a2f1cf7}.footer-bar.bad{background:#401e26f7}.fb{margin:0;font-size:.92rem;font-weight:600}.footer-bar.ok .fb{color:var(--ok)}.footer-bar.warn .fb{color:var(--warn)}.footer-bar.bad .fb{color:#ffb3bf}.footer-bar .btn{flex:none}.speak-grid,.reading,.dialog-grid{grid-template-columns:1fr}.scene{text-align:left;flex-direction:row}.scene-icon{font-size:2.6rem}.hello h2{margin-bottom:2px;font-size:1.6rem}.goal{align-items:center;gap:14px;display:flex}.goal>div:nth-child(2){flex:1}.goal p{margin:0}.ring{flex:none;width:64px;height:64px;position:relative}.ring svg circle:last-child{transition:stroke-dashoffset .6s}.ring span{place-items:center;font-size:.95rem;font-weight:800;display:grid;position:absolute;inset:0}.streak-box{color:var(--muted);flex-direction:column;align-items:center;line-height:1.1;display:flex}.streak-box.on{color:var(--orange)}.streak-box strong{font-size:1.3rem}.continue{border-radius:var(--radius);background:linear-gradient(135deg, color-mix(in srgb, var(--accent) 28%, var(--card)), var(--card) 70%);border:1px solid color-mix(in srgb, var(--accent) 35%, transparent);flex-direction:column;gap:4px;padding:20px;display:flex}.continue .eyebrow{color:var(--accent)}.continue-title{font-size:1.3rem}.continue-btn{background:var(--accent);color:#11131a;border-radius:12px;align-self:flex-start;align-items:center;gap:6px;margin-top:12px;padding:10px 18px;font-weight:800;display:inline-flex}.tiles-2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.tile-card{background:var(--card);border-radius:var(--radius);flex-direction:column;gap:2px;padding:16px;display:flex}.tile-card:active,.lesson-card:active,.continue:active{transform:scale(.98)}.tile-icon{background:color-mix(in srgb, var(--accent) 20%, transparent);width:40px;height:40px;color:var(--accent);border-radius:12px;place-items:center;margin-bottom:8px;display:grid}.tip-text{margin:4px 0 8px;font-size:1.1rem;font-weight:700}.big-num{margin:0 0 8px;font-size:1.9rem;font-weight:800}.big-num .muted{font-size:1rem;font-weight:600}.bar{background:var(--raised);border-radius:99px;height:8px;overflow:hidden}.bar>div{background:linear-gradient(90deg, var(--pink), var(--orange));border-radius:99px;height:100%;transition:width .4s}.module{margin-top:10px}.module-head{justify-content:space-between;align-items:baseline;display:flex}.lessons{gap:10px;margin-top:10px;display:grid}.lesson-card{background:var(--card);border-left:4px solid var(--accent);border-radius:16px;align-items:center;gap:14px;padding:14px 16px;transition:transform .15s,background .15s;display:flex}.lesson-no{color:var(--accent);flex:none;place-items:center;width:28px;height:28px;font-size:1.05rem;font-weight:800;display:grid}.lesson-no.done{background:var(--accent);color:#11131a;border-radius:50%}.lesson-body{flex-direction:column;flex:1;min-width:0;display:flex}.badge{background:var(--raised);color:var(--muted);border-radius:99px;flex:none;padding:4px 10px;font-size:.78rem;font-weight:700}.badge.ok{color:var(--ok);background:#1f3d31}.badge.warn{color:var(--warn);background:#3d3420}.section-title{color:var(--muted);align-items:center;gap:8px;margin:10px 0 -4px;font-size:.95rem;display:flex}.center-text{text-align:center;margin:-6px 0 0}.flash{perspective:1000px;background:0 0;border:0;height:340px;padding:0}.flash-inner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.3,.7,.3,1);display:block;position:relative}.flash.flipped .flash-inner{transform:rotateY(180deg)}.flash-face{backface-visibility:hidden;background:var(--card);border:1px solid var(--line);border-radius:24px;flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex;position:absolute;inset:0}.flash-face.back{background:linear-gradient(160deg, #1f2a3d, var(--card));transform:rotateY(180deg)}.flash-word{font-size:2.2rem}.flash-actions{grid-template-columns:1fr 1fr;gap:12px;display:grid}.search{background:var(--card);color:var(--muted);border-radius:14px;align-items:center;gap:10px;padding:0 14px;display:flex}.search input{color:var(--text);background:0 0;border:0;outline:none;flex:1;padding:14px 0;font-size:1rem}.dict{background:var(--card);border-radius:var(--radius);margin:-6px 0 0;padding:0;list-style:none;overflow:hidden}.dict li+li{border-top:1px solid var(--line)}.dict-row{text-align:left;background:0 0;border:0;align-items:center;gap:14px;width:100%;padding:12px 16px;display:flex}.dict-row:active{background:var(--raised)}.dict-icon{flex:none;place-items:center;width:40px;height:40px;font-size:1.5rem;display:grid}.dict-icon svg{width:30px;height:30px}.dict-text{flex-direction:column;flex:1;display:flex}.dots{gap:3px;display:flex}.dots i{background:var(--raised);border-radius:50%;width:6px;height:6px}.dots i.on{background:var(--cyan)}.profile-head{align-items:center;gap:14px;display:flex}.profile-head>div:nth-child(2){flex:1}.profile-head h2,.profile-head p{margin:0}.avatar{background:linear-gradient(135deg, var(--pink), var(--violet));border-radius:50%;place-items:center;width:64px;height:64px;font-size:2rem;display:grid}.stat-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.stat{flex-direction:column;gap:2px;padding:16px;display:flex}.stat strong{font-size:1.5rem}.stat-icon{font-size:1.3rem}.mod-row{grid-template-columns:110px 1fr 44px;align-items:center;gap:12px;margin-top:10px;font-size:.92rem;display:grid}.mod-row .muted{text-align:right}.sound-bars .mod-row{grid-template-columns:44px 1fr 44px}.sound-label{font-weight:800}.settings{padding:4px 18px}.set-row{cursor:pointer;justify-content:space-between;align-items:center;gap:14px;padding:16px 0;display:flex}.set-row+.set-row{border-top:1px solid var(--line)}.set-row.col{cursor:default;flex-direction:column;align-items:stretch}.set-row.col .link{align-self:flex-start}.set-label{flex-direction:column;display:flex}.set-row.col .set-label{flex-direction:row;justify-content:space-between}input[type=range]{width:100%;accent-color:var(--pink)}.switch{appearance:none;background:var(--raised);cursor:pointer;border-radius:99px;flex:none;width:50px;height:30px;transition:background .2s;position:relative}.switch:after{content:"";background:#fff;border-radius:50%;width:24px;height:24px;transition:transform .2s;position:absolute;top:3px;left:3px}.switch:checked{background:var(--pink)}.switch:checked:after{transform:translate(20px)}.seg{background:var(--raised);border-radius:10px;padding:3px;display:flex}.seg button{width:36px;height:32px;color:var(--muted);background:0 0;border:0;border-radius:8px;font-weight:700}.seg button.on{background:var(--pink);color:#11131a}.btn.danger{color:#ffb3bf;background:#44222b}.about{text-align:center;flex-direction:column;align-items:center;display:flex}.about img{object-fit:cover;border-radius:24px;width:96px;height:96px;margin-bottom:12px}.about-list{color:var(--muted);gap:6px;margin:0;padding-left:18px;font-size:.92rem;display:grid}.notice{color:var(--yellow);background:#3a2f1c;border-radius:12px;padding:12px 14px;font-size:.9rem}.result{text-align:center;padding:36px 20px}.result-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:18px;display:flex}.voices{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.voice{background:var(--raised);text-align:left;border:2px solid #0000;border-radius:12px;flex-direction:column;align-items:flex-start;gap:2px;padding:12px;display:flex}.voice.on{border-color:var(--pink);background:#3d2840}.auth-hero{text-align:center;flex-direction:column;align-items:center;padding-top:8px;display:flex}.auth-hero img{object-fit:cover;border-radius:20px;width:76px;height:76px;margin-bottom:12px}.auth-hero h2{margin-bottom:4px}.seg.wide{grid-template-columns:1fr 1fr;display:grid}.seg.wide button{width:auto;height:40px}.form{flex-direction:column;gap:14px;display:flex}.form label{flex-direction:column;gap:6px;font-size:.92rem;font-weight:600;display:flex}.form small{font-weight:400}.form-err{color:#ffb3bf;background:#44222b;border-radius:10px;margin:0;padding:10px 14px;font-size:.9rem}.row-btns{grid-template-columns:1fr 1fr;gap:10px;display:grid}.danger-text{color:var(--bad)}.account-card{align-items:center;gap:16px;display:flex}.account-card h2,.account-card p{margin:0}.avatar{color:#fff;flex:none;font-size:1.6rem;font-weight:800}.avatar.sm{width:40px;height:40px;font-size:1.1rem}.sync-row{align-items:center;gap:12px;margin-bottom:8px;display:flex}.sync-row>div{flex:1}.sync-row p{margin:0}.sync-dot{background:var(--muted);border-radius:50%;flex:none;width:12px;height:12px}.sync-dot.ok{background:var(--ok);box-shadow:0 0 10px var(--ok)}.sync-dot.syncing{background:var(--cyan);animation:1s infinite blink}.sync-dot.error{background:var(--bad)}.sync-dot.offline{background:var(--warn)}.spin{font-size:1.3rem;animation:.8s linear infinite spin;display:inline-block}.icon-btn span{font-size:1.3rem}.nudge{border:1px solid #7cf0b540;align-items:center;gap:14px;display:flex}.nudge>span:nth-child(2){flex-direction:column;flex:1;display:flex}.nudge .tile-icon{margin:0}.drawer-user{background:var(--card);border-radius:14px;align-items:center;gap:12px;margin:0 0 10px;padding:12px;display:flex}.drawer-user>span:last-child{flex-direction:column;min-width:0;display:flex}.drawer-user .small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.profile-head>a:nth-child(2){flex:1}