.tutor-avatar{position:relative;display:block;flex:0 0 auto;isolation:isolate;aspect-ratio:360 / 460}.mira-portrait{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;opacity:0;transition:opacity .3s}.mira-portrait-ready .mira-portrait{opacity:1;animation:mira-soft-breathe 7s ease-in-out infinite}.mira-portrait-ready .mira-live-portrait{opacity:0;pointer-events:none}.mira-portrait-ready .mira-live-portrait.is-ready{opacity:1}.mira-portrait-ready .mira-portrait-source{visibility:hidden}.mira-load-status{position:absolute;inset:42% 0 auto;text-align:center;color:#796b82;font:14px/1.5 system-ui,sans-serif}.mira-portrait-ready{animation:none!important}.mira-portrait-ready.tutor-avatar-listening .mira-portrait{filter:drop-shadow(0 0 22px #b7a0d92b)}.mira-portrait-ready.tutor-avatar-speaking .mira-portrait{filter:drop-shadow(0 0 30px #e0c3f52a)}@keyframes mira-soft-breathe{0%,to{transform:translateY(0) rotate(-.3deg)}50%{transform:translateY(-4px) rotate(.3deg)}}@media(prefers-reduced-motion:reduce){.mira-portrait-ready .mira-portrait{animation:none}}.tutor-avatar-fluid{width:100%;height:100%;aspect-ratio:auto}.tutor-avatar svg{display:block;width:100%;height:100%;overflow:hidden}.tutor-avatar .ta-body{transform-box:view-box;transform-origin:180px 433px;animation:avatar-breathe 4s ease-in-out infinite}.tutor-avatar .ta-head-pose,.tutor-avatar .ta-head{transform-box:view-box;transform-origin:180px 261px}.tutor-avatar .ta-head-pose{transition:transform .45s ease}.tutor-avatar .ta-head{animation:avatar-sway 7s ease-in-out infinite}.tutor-avatar .ta-eye{transform-box:fill-box;transform-origin:center;animation:avatar-blink 5s linear infinite}.tutor-avatar .ta-mouth{transform-box:fill-box;transform-origin:center 30%}.tutor-avatar .ta-blush{opacity:.72;transition:opacity .35s ease}.tutor-avatar .ta-brows{transform-box:fill-box;transform-origin:center}.tutor-avatar-idle .ta-mouth{opacity:.95}.tutor-avatar-listening .ta-head-pose{transform:rotate(-4deg)}.tutor-avatar-listening .ta-head{animation-duration:9s}.tutor-avatar-listening .ta-eye{animation-duration:6.5s}.tutor-avatar-thinking .ta-head-pose{transform:rotate(3deg) translateY(-1px)}.tutor-avatar-thinking .ta-eye{animation-duration:7s}.tutor-avatar-thinking .ta-mouth{transform:translate(3px)}.tutor-avatar-thinking .ta-thought{animation:avatar-float 2.8s ease-in-out infinite}.tutor-avatar-thinking .ta-thought-two{animation-delay:.18s}.tutor-avatar-thinking .ta-thought-three{animation-delay:.36s}.tutor-avatar-speaking .ta-mouth{animation:avatar-talk .64s ease-in-out infinite}.tutor-avatar-speaking.tutor-avatar-lipsync .ta-mouth{animation:none;transform:scaleY(var(--mouth-open, .5));transition:transform 55ms linear}.tutor-avatar-speaking .ta-head{animation:avatar-nod 1.9s ease-in-out infinite}.tutor-avatar-speaking .ta-brows{animation:avatar-brow-talk 2.4s ease-in-out infinite}.tutor-avatar-happy .ta-celebrate{transform-box:view-box;transform-origin:180px 430px;animation:avatar-cheer .85s ease-out 1}.tutor-avatar-happy .ta-head-pose{transform:rotate(-2deg)}.tutor-avatar-happy .ta-blush{opacity:1}.tutor-avatar-happy .ta-sparks{animation:avatar-spark 1.8s ease-in-out infinite}@keyframes avatar-breathe{0%,to{transform:translateY(0) scaleY(1)}50%{transform:translateY(-.6px) scaleY(1.003)}}@keyframes avatar-blink{0%,44%,47.2%,to{transform:scaleY(1)}45.6%{transform:scaleY(.055)}}@keyframes avatar-talk{0%,to{transform:scale(.94,.55)}20%{transform:scaleX(1.03)}42%{transform:scale(.91,.4)}65%{transform:scaleY(.92)}83%{transform:scale(1.04,.65)}}@keyframes avatar-sway{0%,to{transform:rotate(-.45deg)}50%{transform:rotate(.6deg)}}@keyframes avatar-float{0%,to{transform:translateY(1px);opacity:.65}50%{transform:translateY(-5px);opacity:1}}@keyframes avatar-cheer{0%,to{transform:translateY(0)}32%{transform:translateY(-7px) rotate(-.7deg)}65%{transform:translateY(1px) rotate(.3deg)}83%{transform:translateY(-2px)}}@keyframes avatar-nod{0%,to{transform:rotate(-.5deg) translateY(0)}45%{transform:rotate(.8deg) translateY(1.5px)}75%{transform:rotate(0) translateY(-.5px)}}@keyframes avatar-brow-talk{0%,to{transform:translateY(0)}35%{transform:translateY(-2px) rotate(-1deg)}65%{transform:translateY(.5px)}}@keyframes avatar-spark{0%,to{opacity:.5}50%{opacity:1}}@media(prefers-reduced-motion:reduce){.tutor-avatar,.tutor-avatar *{animation:none!important;transition:none!important}}.learning-plan h2,.learning-plan h3{margin-top:0}.learning-levels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0}.learning-level{display:flex;flex-direction:column;gap:5px;padding:14px;text-align:left;border:2px solid #dce2ed;border-radius:14px;background:#fff;color:#29344b;font:inherit;cursor:pointer}.learning-level b{font-size:1.25rem}.learning-level small{line-height:1.45}.learning-level.selected{border-color:#6959cf;background:#f4f1ff}.learning-level:focus-visible{outline:3px solid #6959cf;outline-offset:3px}.learning-level:disabled{cursor:wait;opacity:.65}.learning-plan-heading{gap:10px;flex-wrap:wrap}.learning-plan-heading h3{margin-bottom:0}.learning-next{margin:14px 0;padding:16px;background:#f4f6fb;border-radius:12px}.learning-next p{margin:8px 0 14px}.learning-next .btn{white-space:normal;text-align:left}.learning-plan-details summary{cursor:pointer;font-weight:600;padding:10px 0}.learning-units{padding-left:24px;margin-bottom:0}.learning-units li{padding:12px 0;border-top:1px solid #e7eaf1}.learning-units li p{margin:5px 0}.learning-units li .btn{margin-top:9px}.learning-completed{color:#217046;font-size:.85em}.lesson-progress{background:#f4f6fb;border:1px solid #e0e5ef;border-radius:12px;padding:12px 14px}.lesson-progress .row{gap:8px;flex-wrap:wrap}.lesson-progress p{margin:8px 0}.lesson-progress progress{display:block;width:100%;height:9px;margin:10px 0;accent-color:#6959cf}@media(max-width:460px){.learning-levels{grid-template-columns:1fr}}.app-conversation .topbar{display:none}.app-conversation .content.wide{max-width:none;padding:0;margin:0}.conversation-scene{--violet:#705288;color:#403749;background:radial-gradient(ellipse at 16% 45%,#eadfea,#f8f5ef 65%);font:15px/1.55 system-ui,sans-serif;height:100dvh;min-height:600px;display:flex;flex-direction:column;overflow:hidden}.conversation-scene *{box-sizing:border-box}.conversation-scene button,.conversation-scene select{font:inherit}.conversation-scene button{cursor:pointer}.conversation-scene button:disabled{opacity:.5;cursor:default}.conversation-scene button:focus-visible,.conversation-scene a:focus-visible,.conversation-scene select:focus-visible,.conversation-scene input:focus-visible,.transcript-scroll:focus-visible{outline:3px solid #9272b0;outline-offset:3px}.scene-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 34px 14px;flex-shrink:0}.scene-brand{font:italic 34px/1 Georgia,serif;letter-spacing:-2px;color:#765b85;text-decoration:none}.scene-brand span{display:block;font:9px/2.5 system-ui;letter-spacing:2px;text-transform:uppercase;color:#827587}.scene-topic{position:relative;border:0;background:none;color:inherit;text-align:center;padding:0 25px;max-width:60%}.scene-topic>span:first-child{display:block;font-size:9px;letter-spacing:2px;color:#827587}.scene-topic strong{display:block;font:25px/1.4 Georgia,serif}.topic-chevron{position:absolute;right:0;top:15px}.scene-menu{border:0;background:none;color:#705288;padding:12px;letter-spacing:3px}.scene-workspace{flex:1;min-height:0;display:grid;grid-template-columns:minmax(230px,.8fr) minmax(420px,1.2fr);gap:22px;padding:0 30px 22px;max-width:1550px;width:100%;margin:auto}.mira-stage{position:relative;min-height:0;overflow:hidden;border-radius:30px}.mira-stage .tutor-avatar{position:absolute;inset:0 0 46px;width:100%;height:calc(100% - 46px)}.mira-stage .mira-portrait{object-position:50% 45%}.mira-halo{position:absolute;width:100%;aspect-ratio:1;top:12%;background:radial-gradient(circle,#ddcce366,#ede3e800 70%);border-radius:50%}.mira-presence{position:absolute;bottom:6px;inset-inline:0;text-align:center;display:flex;flex-direction:column}.mira-presence strong{font:25px Georgia,serif}.mira-presence span{font-size:12px;color:#74677c;margin-top:4px}.mira-stage .attention-camera{position:absolute;right:12px;top:12px;width:86px;max-height:100px;border-radius:14px;z-index:2}.scene-conversation{min-height:0;min-width:0;display:flex;flex-direction:column;gap:10px}.scene-modes{display:flex;gap:6px;align-items:center;flex-shrink:0}.scene-modes button{border:1px solid transparent;color:#705c7a;background:transparent;border-radius:20px;padding:8px 16px;font-size:13px}.scene-modes button[aria-pressed=true]{background:#fff;border-color:#e3d8e7;color:#533b65;box-shadow:0 2px 10px #7052880a}.scene-modes button:last-child{margin-left:auto}.transcript{flex:1 1 220px;min-height:135px;position:relative;display:flex;flex-direction:column;background:#ffffffb8;border:1px solid #fff;border-radius:22px;overflow:hidden}.transcript-heading{padding:13px 18px 9px;display:flex;align-items:baseline;justify-content:space-between;gap:8px;border-bottom:1px solid #eee6ef;flex-shrink:0}.transcript-heading h2{margin:0;font:20px Georgia,serif}.transcript-heading>span{font-size:10px;color:#817187}.transcript-scroll{overflow-y:auto;overscroll-behavior:contain;min-height:0;padding:12px 16px 20px;scrollbar-gutter:stable}.transcript-empty{font-size:14px;color:#786c80}.transcript-message{border-radius:15px;padding:12px 14px;margin-bottom:12px;background:#f3eef6;overflow-wrap:anywhere}.transcript-message.from-learner{background:#eaf1ed;margin-left:30px}.transcript-message h3{font-size:11px;letter-spacing:.6px;color:#72617e;margin:0 0 5px}.transcript-segment{display:flex;gap:8px;align-items:flex-start;border-radius:8px;padding:4px 6px;margin-inline:-6px;border-left:3px solid transparent}.transcript-segment.is-speaking{background:#e4d7f1;border-left-color:#7c589b}.transcript-segment p{margin:0;flex:1;white-space:pre-wrap;font-size:16px;line-height:1.65}.transcript-segment p[lang=en-US]{font-size:18px;color:#473150}.transcript-segment button{flex:0 0 32px;min-height:32px;padding:1px;background:#fff8;border:1px solid #d9cce1;border-radius:50%;color:#705288}.learner-text{margin:0;white-space:pre-wrap;font-size:16px}.transcript-vocab{font-size:12px;margin-top:8px;color:#6d5c78}.transcript-vocab summary,.pilot-panel summary{cursor:pointer}.transcript-vocab dl{margin:6px 0 0}.transcript-vocab dl>div,.lesson-vocab>div{display:flex;gap:12px}.transcript-vocab dt,.lesson-vocab dt{font-weight:600}.transcript-vocab dd,.lesson-vocab dd{margin:0}.transcript-latest{position:absolute;bottom:9px;align-self:center;border:1px solid #d5c3df;border-radius:20px;padding:8px 15px;color:#59406c;background:#fff;box-shadow:0 2px 12px #60457522;font-size:12px!important}.scene-audio{display:flex;flex-wrap:wrap;align-items:center;gap:6px;flex-shrink:0}.scene-audio button,.scene-audio select{padding:7px 10px;border:1px solid #dfd3e3;background:#fff9;border-radius:11px;color:#604a70;font-size:12px}.scene-audio label{font-size:11px;color:#786780;display:flex;align-items:center;gap:5px}.scene-audio select{max-width:165px}.scene-status{font-size:12px;color:#75657e;margin:2px 0 6px}.scene-error{font-size:12px;line-height:1.5;color:#894455;padding:7px 11px;background:#fff0f1;border:1px solid #edd1d8;border-radius:10px;margin:0;flex-shrink:0}.scene-input-area{flex-shrink:0}.scene-input-row{display:flex;align-items:center;gap:10px}.scene-mic{display:grid;place-items:center;flex:0 0 46px;height:46px;border:0;border-radius:50%;background:#846198;color:#fff}.scene-mic.active{background:#4f8566}.scene-composer{display:flex;flex:1;gap:8px;padding:5px 6px 5px 14px;background:#fff;border:1px solid #dcd0e0;border-radius:25px;min-width:0}.scene-composer input{flex:1;width:100%;min-width:0;border:0;background:none;color:#493c54;font:15px system-ui}.scene-composer button{height:34px;width:34px;border:0;border-radius:50%;background:#846198;color:#fff}.scene-start,.lesson-primary{background:#7d5b94!important;border-color:#7d5b94!important;color:#fff!important}.scene-start{align-self:flex-start;padding:12px 24px;border:0;border-radius:24px}.scene-panel,.pilot-panel{position:relative;flex:0 1 auto;min-height:100px;max-height:43%;overflow-y:auto;overscroll-behavior:contain;padding:17px 20px;border:1px solid #e4d9e8;border-radius:19px;background:#fffaf5}.scene-panel h2,.pilot-panel h2{font:24px/1.3 Georgia,serif;margin:6px 0 9px;padding-right:20px}.panel-close{position:absolute;right:12px;top:8px;border:0;background:none;color:#7c6688;font-size:25px!important}.panel-kicker{font-size:9px;letter-spacing:1.8px;color:#81668e}.panel-intro{color:#77667f;font-size:13px;line-height:1.6}.scene-levels{display:flex;gap:6px}.scene-levels button{padding:8px 14px;background:#fff;color:#705288;border:1px solid #dfd1e4;border-radius:12px}.scene-levels button[aria-pressed=true]{color:#fff;background:#846198}.scene-topic-card{width:100%;display:flex;align-items:center;gap:12px;padding:13px 0;border:0;border-bottom:1px solid #eee3ec;background:none;text-align:left;color:#705288}.scene-topic-card span:nth-child(2){flex:1}.scene-topic-card small{display:block;color:#807087;margin-top:4px;font-size:11px}.scene-topic-card.selected b{color:#56326e}.topic-number{font-size:11px}.scene-word{display:block;width:100%;position:relative;border:0;border-bottom:1px solid #e7dce9;padding:12px 28px 12px 0;text-align:left;background:none;color:#604a70}.scene-word b,.scene-word span{display:block}.scene-word span{font-size:12px;color:#7b6983}.scene-word i{position:absolute;right:2px;top:15px}.setting-row{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 0;gap:10px;border:0;border-bottom:1px solid #eee4eb;background:none;color:#705c7a;text-align:left;text-decoration:none}.setting-row b{font-size:11px;font-weight:500}.pilot-top{display:flex;gap:10px;align-items:center;justify-content:space-between}.pilot-panel button{border:1px solid #dacde1;border-radius:10px;padding:7px 11px;background:#fff;color:#604a70;font-size:12px}.pilot-panel p{margin:8px 0 12px;font-size:14px}.pilot-panel .lesson-goal{color:#6a5775;font-size:13px}.lesson-stages{display:flex;flex-wrap:wrap;gap:5px;padding:0;margin:12px 0;list-style:none}.lesson-stages li{padding:4px 7px;font-size:10px;color:#817089;border-radius:7px;background:#f2ecf4}.lesson-stages li[aria-current=step]{background:#806091;color:#fff}.lesson-example{background:#f2ecf6;border-radius:12px;padding:8px 14px}.lesson-example p[lang=en],.lesson-prompt{font-size:19px!important;color:#50375f}.lesson-vocab{display:flex;flex-wrap:wrap;gap:5px 18px;font-size:12px;margin:12px 0}.mosaic-answer{min-height:56px;background:#f1eaf6;border:1px dashed #bba3c9;border-radius:12px;padding:10px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin:12px 0}.mosaic-answer>span{font-size:12px;color:#7d6888}.mosaic-tiles,.lesson-actions{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.pilot-panel details{margin-top:12px;font-size:12px;color:#6a5775}.pilot-panel .lesson-note{font-size:12px;color:#7a6b82}.lesson-catalog h3{margin:12px 0 5px;font-size:16px}.lesson-catalog p{color:#7a6b82;font-size:12px}.pilot-panel .lesson-select{display:flex;gap:10px;justify-content:space-between;align-items:center;width:100%;text-align:left;margin:6px 0}.lesson-catalog>details{padding:12px 0;border-bottom:1px solid var(--line)}.lesson-catalog>details>summary{font-size:14px;padding:8px 0}.sample-dialogue,.phrase-breakdown,.course-word-practice{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:14px;padding:12px;margin:14px 0}.sample-dialogue-line{border-left:3px solid var(--line);padding:9px 12px;margin:9px 0;border-radius:8px}.sample-dialogue-line small{color:var(--muted)}.sample-dialogue-line p[lang=en]{font-size:17px;color:var(--ink)}.sample-dialogue-line p:not([lang]){font-size:13px;color:var(--muted)}.sample-dialogue-line.is-speaking{background:var(--accent-soft);border-left-color:var(--accent)}.phrase-breakdown>div{padding:12px 0;border-bottom:1px solid var(--line)}.course-word-practice select{color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:8px;padding:6px;max-width:100%}.word-quiz-card{display:flex;align-items:center;flex-wrap:wrap;gap:12px;padding:14px 0}.word-quiz-card strong{font-size:21px}.word-quiz-options{display:grid;gap:7px}.word-quiz-options button{text-align:left;min-height:40px}.topic-word-list>div{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:8px 0;border-bottom:1px solid var(--line)}.topic-word-list dd{margin:0}.topic-word-list dt,.topic-word-list dd{min-width:0;overflow-wrap:anywhere}.lesson-select[aria-pressed=true]{border-color:#8f6ba4;background:#f0e7f6}.lesson-select small{display:block;color:#7a6b82;margin-top:3px}@media(max-width:760px){.conversation-scene{min-height:0}.scene-heading{padding:10px 16px 5px;gap:10px}.scene-brand{font-size:26px}.scene-brand span{display:none}.scene-topic strong{font-size:19px}.scene-topic>span:first-child{font-size:8px;letter-spacing:1px}.scene-menu{padding:8px}.scene-workspace{grid-template-columns:minmax(0,1fr);grid-template-rows:126px minmax(0,1fr);gap:5px;padding:0 12px max(10px,env(safe-area-inset-bottom))}.mira-stage{border-radius:18px;background:radial-gradient(ellipse,#e5d7eb77,transparent 75%)}.mira-stage .tutor-avatar{inset:0 auto 0 7%;width:45%;height:100%}.mira-stage .mira-portrait{object-position:50% 25%}.mira-presence{left:52%;right:12px;bottom:40%;text-align:left}.mira-presence strong{font-size:22px}.mira-presence span{font-size:10px}.mira-stage .attention-camera{top:5px;right:5px;width:45px;max-height:45px}.scene-conversation{gap:7px}.scene-modes button{padding:5px 12px;font-size:12px}.scene-panel,.pilot-panel{max-height:36%;padding:12px 14px}.pilot-panel h2{font-size:20px}.transcript{min-height:120px;border-radius:17px}.transcript-heading{padding:8px 13px}.transcript-heading h2{font-size:18px}.transcript-heading>span{font-size:9px}.transcript-scroll{padding:8px 10px 15px}.transcript-message{padding:8px 11px;margin-bottom:8px}.transcript-segment p{font-size:15px}.transcript-segment p[lang=en-US]{font-size:17px}.scene-audio{gap:4px}.scene-audio button,.scene-audio select{font-size:11px;padding:5px 8px}.scene-audio label{font-size:10px}.scene-status{font-size:11px}}@media(prefers-reduced-motion:reduce){.conversation-scene *{animation:none!important;scroll-behavior:auto!important}}.pilot-panel .lesson-feedback{background:#e8f1e9;border:1px solid #c7dbc9;padding:9px 12px;border-radius:10px;color:#43674b;font-size:13px}.pilot-panel .feedback-retry{background:#fff0dc;border-color:#ebd1ac;color:#7c5826}@media(min-width:761px)and (max-height:740px){.conversation-scene{height:auto;min-height:100dvh;overflow:visible}.scene-workspace{flex:none;align-items:start}.mira-stage{position:sticky;top:12px;height:calc(100dvh - 100px)}.scene-conversation{min-height:600px}.transcript{flex:none;height:300px}.scene-panel,.pilot-panel{max-height:320px;flex:none}}@media(max-width:760px){.conversation-scene{height:auto;min-height:100dvh;overflow:visible}.scene-workspace{display:block;flex:none}.mira-stage{position:sticky;top:0;height:126px;z-index:4;background:#f1eaf0}.scene-conversation{padding-top:7px}.transcript{flex:none;height:clamp(240px,44dvh,460px)}.scene-panel,.pilot-panel{max-height:360px;flex:none}}:root{--bg: #f5f6fb;--card: #ffffff;--ink: #1b1f2e;--muted: #6b7280;--line: #e6e8f0;--accent: #4f46e5;--accent-soft: #eef0ff;--good: #16a34a;--good-soft: #e8f8ee;--bad: #dc2626;--bad-soft: #fdecec;--warn: #d97706;--warn-soft: #fef5e7;--radius: 14px;--shadow: 0 1px 2px rgba(20, 24, 48, .05), 0 8px 24px rgba(20, 24, 48, .06)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased}h1{font-size:26px;margin:0 0 6px}h2{font-size:20px;margin:0 0 8px}h3{font-size:17px;margin:0 0 4px}p{margin:0 0 8px}a{color:inherit;text-decoration:none}.muted{color:var(--muted)}.small{font-size:13px}.grow{flex:1;min-width:0}.stack{display:flex;flex-direction:column;gap:20px}.stack-sm{display:flex;flex-direction:column;gap:10px}.row{display:flex;align-items:center}.row.between{justify-content:space-between}.row.gap{gap:8px;flex-wrap:wrap}.row.center-row{justify-content:center}.bullets{padding-left:18px;margin:6px 0 0}.bullets li{margin-bottom:6px}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:16px;padding:10px 20px;background:#ffffffe6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);flex-wrap:wrap}.brand{font-weight:700;font-size:17px}.nav{display:flex;gap:4px;flex:1;flex-wrap:wrap}.nav a{padding:8px 12px;border-radius:10px;font-size:14px;font-weight:500;color:var(--muted)}.nav a:hover{background:var(--accent-soft);color:var(--accent)}.nav a.active{background:var(--accent);color:#fff}.hud{display:flex;align-items:center;gap:10px}.hud-item{font-size:14px;font-weight:600;background:var(--accent-soft);color:var(--accent);padding:6px 10px;border-radius:10px}.who{border:1px solid var(--line);background:#fff;padding:6px 10px;border-radius:10px;font:inherit;font-size:14px;cursor:pointer}.who:hover{border-color:var(--accent)}.content{max-width:940px;margin:0 auto;padding:24px 20px 80px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.card.center{text-align:center}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}.unit-card{display:flex;flex-direction:column;gap:8px;transition:transform .12s,border-color .12s}.unit-card:hover{transform:translateY(-2px);border-color:var(--accent)}.hero{display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap}.hero>div:first-child{flex:1;min-width:260px}.continue-card{display:flex;gap:18px;align-items:center;flex-wrap:wrap;background:linear-gradient(135deg,#eef0ff,#fff);border-color:#d9dcff}.continue-card>.grow{min-width:240px}.continue-card .btn.big{width:auto}.unit-num{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:700;font-size:13px}.actions{display:flex;gap:10px;flex-wrap:wrap}.notice{background:var(--accent-soft);border-color:#d9dcff}.back{color:var(--muted);font-size:14px}.back:hover{color:var(--accent)}.linklike{display:inline-block;margin-top:12px;color:var(--accent);font-size:14px;cursor:pointer}.statgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(90px,1fr));gap:10px}.statgrid.wide{grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;display:flex;flex-direction:column;box-shadow:var(--shadow)}.stat b{font-size:20px}.stat span{font-size:12px;color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:10px 16px;border-radius:12px;font:inherit;font-size:15px;font-weight:600;cursor:pointer;transition:background .12s,border-color .12s,transform .08s}.btn:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.btn:active:not(:disabled){transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover:not(:disabled){background:#4338ca;color:#fff}.btn.big{padding:13px 22px;font-size:16px;width:100%}@media(min-width:620px){.btn.big{width:auto}}.btn.small{padding:6px 12px;font-size:13px}.bar{height:8px;background:var(--line);border-radius:99px;overflow:hidden}.bar.big{height:12px}.bar-fill{height:100%;background:linear-gradient(90deg,#6366f1,#22c55e);border-radius:99px;transition:width .3s}.pill{display:inline-block;font-size:12px;font-weight:600;background:var(--accent-soft);color:var(--accent);padding:3px 9px;border-radius:99px;white-space:nowrap}.pill.bad-pill{background:var(--bad-soft);color:var(--bad)}.lesson-row{display:flex;align-items:center;gap:14px}.lesson-row:hover{border-color:var(--accent)}.lesson-row .num,.theory-head .num{width:30px;height:30px;flex:0 0 30px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}.lesson-row .pct{font-weight:700;color:var(--muted)}.lesson-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.chip{font-size:12px;padding:3px 8px;border-radius:8px;background:var(--bg);color:var(--muted);border:1px solid var(--line)}.chip.part{background:var(--warn-soft);color:var(--warn);border-color:#f6e0b8}.chip.ok{background:var(--good-soft);color:var(--good);border-color:#c6ebd4}.theory{padding:0;overflow:hidden}.theory-head{display:flex;align-items:center;gap:12px;width:100%;padding:14px 18px;background:none;border:0;font:inherit;text-align:left;cursor:pointer}.theory-head .chev{margin-left:auto;color:var(--muted)}.theory.open{border-color:var(--accent)}.theory-body{padding:0 18px 16px}.examples{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-direction:column;gap:8px}.examples li{display:flex;gap:8px;align-items:flex-start;background:var(--bg);padding:8px 10px;border-radius:10px}.sound{border:0;background:var(--accent-soft);color:var(--accent);border-radius:8px;padding:3px 7px;cursor:pointer;font-size:13px;flex:0 0 auto}.sound:hover{background:#dfe2ff}.sound.big-sound{font-size:22px;padding:8px 12px}.sound.inline{margin-left:8px;padding:1px 6px}.vocab-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;margin-top:10px}.vocab-item{display:flex;gap:8px;align-items:flex-start;padding:8px;border-radius:10px;background:var(--bg)}.exercise{display:flex;flex-direction:column;gap:14px;align-items:flex-start}.prompt{margin:0;font-size:20px;line-height:1.4}.options{display:grid;gap:8px;width:100%}.option{text-align:left;padding:12px 16px;border:1px solid var(--line);background:#fff;border-radius:12px;font:inherit;font-size:16px;cursor:pointer}.option:hover:not(:disabled){border-color:var(--accent);background:var(--accent-soft)}.option.selected{border-color:var(--accent);background:var(--accent-soft)}.option.right{border-color:var(--good);background:var(--good-soft)}.option.wrong{border-color:var(--bad);background:var(--bad-soft)}.input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;font-size:16px;background:#fff;color:var(--ink)}.input:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}.input.narrow{width:80px}.big-input{font-size:18px}.sentence{display:flex;gap:6px;flex-wrap:wrap;min-height:44px;padding:8px;border-radius:12px;width:100%}.sentence.pool{background:var(--bg)}.token{padding:8px 12px;border-radius:10px;border:1px solid var(--line);background:#fff;font:inherit;font-size:15px;cursor:pointer}.token:hover{border-color:var(--accent)}.token.chosen{background:var(--accent-soft);border-color:var(--accent);color:var(--accent);font-weight:600}.feedback{width:100%;padding:14px;border-radius:12px;display:flex;flex-direction:column;gap:6px;align-items:flex-start}.feedback.good{background:var(--good-soft);border:1px solid #c6ebd4}.feedback.warn{background:var(--warn-soft);border:1px solid #f6e0b8}.feedback.bad{background:var(--bad-soft);border:1px solid #f5c9c9}.feedback p{margin:0}.flash{text-align:center;cursor:pointer;padding:32px 18px;display:flex;flex-direction:column;align-items:center;gap:10px}.flash-lang{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.flash-word{font-size:34px;margin:0}.flash-back h2{color:var(--accent);font-size:24px;margin:4px 0}.example{background:var(--bg);padding:10px 12px;border-radius:10px}.grades{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px}.btn.grade{flex-direction:column;gap:0;padding:10px;position:relative}.btn.grade .small{font-weight:400;font-size:11px;color:var(--muted)}.btn.grade .key{position:absolute;top:4px;right:8px;font-size:10px;color:var(--muted)}.grade-again{border-color:#f5c9c9}.grade-again:hover{background:var(--bad-soft);color:var(--bad);border-color:var(--bad)}.grade-hard:hover{background:var(--warn-soft);color:var(--warn);border-color:var(--warn)}.grade-good:hover{background:var(--good-soft);color:var(--good);border-color:var(--good)}.grade-easy{border-color:#c6ebd4}.grade-easy:hover{background:var(--good-soft);color:var(--good);border-color:var(--good)}.big-score{font-size:40px;font-weight:800;margin:6px 0}.tally{margin:12px auto;border-collapse:collapse}.tally td{padding:4px 14px;text-align:left;border-bottom:1px solid var(--line)}.chat-page{height:calc(100vh - 140px)}.chat{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:8px 2px;min-height:200px}.msg{display:flex;flex-direction:column;gap:6px;max-width:82%}.msg.user{align-self:flex-end;align-items:flex-end}.msg.assistant{align-self:flex-start}.bubble{background:var(--card);border:1px solid var(--line);padding:10px 14px;border-radius:14px;box-shadow:var(--shadow)}.msg.user .bubble{background:var(--accent);color:#fff;border-color:var(--accent)}.bubble.typing{color:var(--muted);font-style:italic}.error-bubble{background:var(--bad-soft);border-color:#f5c9c9}.praise{font-size:13px;color:var(--good);font-weight:600}.next-q{background:var(--accent-soft);color:var(--accent);padding:8px 12px;border-radius:12px;font-weight:600;display:flex;gap:8px;align-items:center}.corrections{background:var(--card);border:1px dashed var(--line);border-radius:12px;padding:10px 12px;display:flex;flex-direction:column;gap:8px}.corr{font-size:14px}.wrong-text{color:var(--bad);text-decoration:line-through}.arrow{margin:0 6px;color:var(--muted)}.right-text{color:var(--good);font-weight:600}.composer{display:flex;gap:8px}.btn.mic{font-size:18px;padding:10px 14px;flex:0 0 auto}.btn.mic.listening{background:var(--bad-soft);border-color:var(--bad);color:var(--bad);animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.55}}.voice-hint{margin:0}.live-composer-input{min-width:0;flex:1;display:flex;flex-direction:column;gap:3px}.live-composer-input .input{width:100%}.live-mic-status{min-height:15px;color:var(--muted);font-size:11px;font-weight:700}.live-mic-status.ready,.live-mic-status.hearing{color:var(--good)}.live-mic-status.transcribing,.live-mic-status.loading{color:var(--accent)}.live-mic-status.error{color:var(--bad)}.composer .btn.mic.listening{background:#e6f7ef;border-color:#65b990;color:#207451}.composer .btn.mic.mic-hearing{background:var(--bad-soft);border-color:var(--bad);color:var(--bad)}.speak-card{display:flex;flex-direction:column;gap:12px;align-items:flex-start}.speak-phrase{font-size:24px;line-height:1.4;margin:0;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.btn.mic-big{padding:16px 24px;font-size:17px}.btn.mic-big.listening{background:var(--bad-soft);border-color:var(--bad);color:var(--bad);animation:pulse 1.2s ease-in-out infinite}.recognized{font-size:18px;font-style:italic;background:var(--bg);padding:10px 14px;border-radius:10px;margin:0}.word-chips{display:flex;flex-wrap:wrap;gap:6px}.wchip{padding:4px 10px;border-radius:8px;font-size:15px;font-weight:600;border:1px solid var(--line);background:#fff}.wchip.ok{background:var(--good-soft);border-color:#c6ebd4;color:var(--good)}.wchip.near{background:var(--warn-soft);border-color:#f6e0b8;color:var(--warn)}.wchip.miss{background:var(--bad-soft);border-color:#f5c9c9;color:var(--bad);text-decoration:line-through}.verdict{margin:10px 0 0;font-weight:600}.verdict.good{color:var(--good)}.verdict.warn{color:var(--warn)}.verdict.bad{color:var(--bad)}.error-note{background:var(--bad-soft);border-color:#f5c9c9}.focus-note{font-size:13px;color:var(--accent);background:var(--accent-soft);border:1px solid #d9dcff;border-radius:10px;padding:8px 12px}.topic{text-align:left;cursor:pointer;font:inherit}.topic:hover{border-color:var(--accent);transform:translateY(-2px)}.table{width:100%;border-collapse:collapse}.table td,.table th{padding:7px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table tr:last-child td{border-bottom:0}.ok-mark{color:var(--good);font-weight:700}.bad-mark{color:var(--bad);font-weight:700}.weak{display:flex;gap:12px;align-items:center}.week-card{margin-top:14px;padding:12px 14px;border-radius:12px;background:var(--accent-soft);border:1px solid #d9dcff}.week-row{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:8px;font-size:14px}.week-row b{color:var(--accent)}.nav-badge{display:inline-block;margin-left:6px;padding:0 6px;border-radius:99px;background:var(--bad);color:#fff;font-size:11px;line-height:16px;font-weight:700}.nav a.active .nav-badge{background:#fff;color:var(--accent)}.review-cta{display:flex;gap:14px;align-items:center;background:var(--bad-soft);border-color:#f5c9c9}.review-cta>.grow{min-width:200px}.kk-gate{margin-top:14px;padding:12px 14px;border-radius:12px;background:var(--warn-soft);border:1px solid #f6e0b8}.kk-gate code{background:#fff;border:1px solid var(--line);border-radius:6px;padding:1px 5px;font-size:12px}.center-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.picker{max-width:520px;width:100%;text-align:center}.profiles{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:18px 0}.profile{display:flex;flex-direction:column;align-items:center;gap:4px;padding:18px 22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;cursor:pointer;font:inherit;min-width:130px;box-shadow:var(--shadow)}.profile:hover{border-color:var(--accent);transform:translateY(-2px)}.avatar{font-size:34px;line-height:1}.avatar.big-avatar{font-size:30px}.pname{font-weight:700}.page{font-size:12px;color:var(--muted)}.badge-mock{margin-top:14px;font-size:12px;color:var(--warn);background:var(--warn-soft);padding:8px;border-radius:10px}.avatars{margin:10px 0}.avatar-btn{font-size:20px;padding:4px 8px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer}.avatar-btn.active{border-color:var(--accent);background:var(--accent-soft)}.spinner{width:28px;height:28px;margin:40px auto;border-radius:50%;border:3px solid var(--line);border-top-color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.pin-input{text-align:center;font-size:26px;letter-spacing:.35em;max-width:220px;margin:10px auto;display:block}.card.picker .btn.big{margin-top:8px}.card.picker h1{margin-bottom:4px}.sep{border:0;border-top:1px solid var(--line);margin:14px 0}@media(max-width:620px){.content{padding:10px 12px 48px}h1{font-size:22px}.chat-page{height:calc(100vh - 180px)}.msg{max-width:92%}.topbar{gap:6px;padding:8px 12px}.brand{font-size:15px}.nav{order:3;width:100%;flex-wrap:nowrap;overflow-x:auto;gap:2px;scrollbar-width:none;-webkit-overflow-scrolling:touch}.nav::-webkit-scrollbar{display:none}.nav a{white-space:nowrap;font-size:13px;padding:5px 8px}.hud{margin-left:auto;gap:6px}.hud-item,.who{font-size:12px;padding:4px 8px}}.lang-heading{margin:10px 0 2px;font-size:15px;color:var(--muted);text-transform:none;letter-spacing:0}.lang-filter{margin-bottom:2px}.safety-note{margin-top:14px;padding:12px 14px;border-radius:12px;background:var(--warn-soft);border:1px solid #f6e0b8}.safety-note.urgent{background:var(--bad-soft);border-color:#f5c9c9}.safety-note ul{margin-bottom:0}.lesson-cta{display:flex;gap:18px;align-items:center;flex-wrap:wrap;background:linear-gradient(135deg,#eef0ff,#fff);border-color:#d9dcff}.lesson-cta>.grow{min-width:240px}.lesson-cta .btn.big{width:auto}.phases{display:flex;gap:6px;flex-wrap:wrap}.phase{display:flex;align-items:center;gap:6px;padding:5px 10px;border-radius:99px;font-size:13px;background:var(--bg);border:1px solid var(--line);color:var(--muted)}.phase.done{background:var(--good-soft);border-color:#c6ebd4;color:var(--good)}.phase.now{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.phase-dot{width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#fff;color:var(--accent);font-size:11px;font-weight:700}.phase.now .phase-dot{color:var(--accent)}.memory-note{font-size:13px;color:#6d28d9;background:#f5f3ff;border:1px solid #ddd6fe;border-radius:10px;padding:8px 12px}.degraded-note{margin-top:4px;padding:6px 10px;border-left:3px solid #f2a541;background:#fffbeb;border-radius:8px;max-width:100%}.weekly-plan{display:flex;align-items:center;gap:10px;font-size:13px;color:#0f766e;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:10px;padding:8px 12px}.weekly-plan.done{color:#166534;background:#f0fdf4;border-color:#86efac}.weekly-plan-dots{letter-spacing:3px;font-size:15px;color:var(--accent)}.board{width:100%;background:#fffbeb;border:1px solid #fde68a;border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:8px}.board-head{display:flex;align-items:center;gap:8px}.board-rule{margin:0}.board-examples{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.board-examples li{display:flex;gap:8px;align-items:flex-start;background:#fff;padding:8px 10px;border-radius:10px}.msg .board{max-width:100%}.finish-btn{align-self:center}.lessons-note{margin-top:14px;padding:12px 14px;border-radius:12px;background:#f5f3ff;border:1px solid #ddd6fe}.lessons-note ul{margin-bottom:0}.homework{background:#ecfdf5;border:1px solid #a7f3d0;border-radius:12px;padding:12px 14px}.homework-head{font-weight:700;margin-bottom:6px}.homework-item{display:flex;flex-direction:column;gap:6px;align-items:flex-start}.homework-item p{margin:0}.homework-words{list-style:none;padding:0;margin:4px 0;display:flex;flex-wrap:wrap;gap:8px}.homework-words li{display:flex;align-items:center;gap:6px;background:#fff;padding:4px 8px;border-radius:8px}.content.wide{max-width:1360px}.lesson-layout{display:grid;grid-template-columns:minmax(320px,1.24fr) minmax(340px,1fr);gap:16px;align-items:stretch;height:calc(100vh - 148px);min-height:540px}.lesson-side{display:flex;flex-direction:column;gap:10px;min-height:0}.teacher-stage{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;min-height:0;padding:10px 10px 12px;border-radius:28px;border:1px solid #d8e4dd;background:radial-gradient(115% 78% at 50% 6%,#fffaf0,#eff5ee 44%,#dbe8e2);box-shadow:0 24px 60px #355d5b29,inset 0 1px #fff;overflow:hidden}.teacher-stage:before{content:"";position:absolute;left:-10%;right:-10%;top:-18%;height:62%;background:radial-gradient(closest-side,#fff6e2f2,#fff6e200);pointer-events:none}.teacher-frame{position:relative;flex:1;width:100%;min-height:0;overflow:hidden}.teacher-frame .tutor-avatar{transform:scale(var(--teacher-zoom, 1.08));transform-origin:50% 26%}.teacher-plate{position:relative;display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center;padding:7px 14px;border-radius:999px;background:#ffffffd9;border:1px solid #d8e4dd;box-shadow:0 8px 20px #355d5b1a}.teacher-name{font-weight:800}.teacher-role{color:var(--muted);font-size:13px}.teacher-status{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--accent)}.teacher-status:before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;animation:teacher-pulse 1.5s ease-in-out infinite}@keyframes teacher-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.3;transform:scale(.75)}}.teacher-plate .voice-btn{margin-left:2px}.welcome-layout{display:grid;grid-template-columns:minmax(260px,1fr) minmax(320px,1.08fr);gap:22px;align-items:center}.lesson-hero{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding-top:18px}.lesson-hero h1{margin:4px 0 0}.lesson-hero .teacher-stage{width:min(560px,92vw);height:min(68vh,660px);margin:0 auto}.welcome-layout .teacher-stage{height:min(70vh,640px);min-height:380px}@media(max-width:900px){.lesson-layout,.welcome-layout{grid-template-columns:1fr;height:auto;min-height:0}.lesson-side,.teacher-stage{height:auto}.teacher-frame{height:44vh;min-height:300px}.lesson-layout .chat{max-height:46vh}.lesson-hero .teacher-stage{height:56vh;min-height:320px}.welcome-layout .teacher-stage{height:50vh;min-height:320px}}.btn.mic-lg{font-size:24px;padding:12px 18px}.voice-btn,.camera-btn{white-space:nowrap}.voice-btn.on,.camera-btn.on{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.attention-camera{position:absolute;right:12px;bottom:12px;z-index:8;width:clamp(110px,18vw,170px);aspect-ratio:4 / 3;overflow:hidden;border:3px solid rgba(255,255,255,.95);border-radius:16px;background:#253532;box-shadow:0 10px 28px #142d283d}.attention-camera video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}.attention-camera-note{position:absolute;inset:0;display:grid;place-items:center;padding:8px;background:#1f2f2ce0;color:#fff;text-align:center;font-size:11px}.attention-camera-note.error{background:#702323e6}.attention-camera-dot{position:absolute;right:7px;top:7px;width:10px;height:10px;border:2px solid #fff;border-radius:50%;background:#42c584;box-shadow:0 1px 5px #00000040}.attention-camera-dot.away,.attention-camera-dot.looking{background:#f2a541}.voice-gate{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:20px;background:#1827247a;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:voice-gate-in .25s ease-out}.voice-gate-card{display:flex;flex-direction:column;align-items:center;gap:10px;max-width:420px;padding:26px 24px;text-align:center;background:#fff;border-radius:24px;box-shadow:0 30px 70px #14282459}.voice-gate-card h2{margin:4px 0 0}.voice-gate-card p{margin:0}.voice-gate-icon{display:grid;place-items:center;width:84px;height:84px;font-size:40px;line-height:1;border-radius:50%;background:var(--accent-soft);animation:voice-gate-pulse 1.6s ease-in-out infinite}@keyframes voice-gate-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.07)}}@keyframes voice-gate-in{0%{opacity:0}to{opacity:1}}@media(prefers-reduced-motion:reduce){.voice-gate,.voice-gate-icon{animation:none}}.focus-layout{display:grid;grid-template-columns:minmax(280px,1fr) minmax(260px,.85fr);gap:16px;align-items:start}.focus-cam{position:relative;display:flex;flex-direction:column;gap:10px;padding:10px;border-radius:20px;border:1px solid var(--line);background:#fff}.focus-cam video{width:100%;aspect-ratio:4 / 3;border-radius:14px;background:#1d2b28;object-fit:cover;transform:scaleX(-1);opacity:0;transition:opacity .3s ease}.focus-cam video.on{opacity:1}.focus-cam-off{position:absolute;inset:10px 10px auto;aspect-ratio:4 / 3;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border-radius:14px;background:#eef3ec;font-size:40px}.focus-device{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:700}.focus-device .input{min-width:0}.focus-actions{display:flex;justify-content:center}.focus-error{display:flex;flex-direction:column;gap:6px;padding:10px 12px;border:1px solid #f1a5a5;border-radius:12px;background:#fff1f1;color:#8b2020;font-size:13px}.focus-error code{white-space:normal;overflow-wrap:anywhere;color:#745151;font-size:11px}.focus-side{display:flex;flex-direction:column;gap:10px}.focus-stage{height:min(52vh,460px)}.focus-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.focus-metrics>div{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:14px;border:1px solid var(--line);background:#fff}.focus-metrics b{font-size:20px}@media(max-width:900px){.focus-layout{grid-template-columns:1fr}.focus-stage{height:40vh}}:root{color-scheme:light}:root[data-theme=dark]{color-scheme:dark;--bg:#17151f;--card:#24212e;--ink:#eee9f4;--muted:#b6abc2;--line:#484052;--accent:#b9a5ff;--accent-soft:#352d4b;--good:#91d6ac;--good-soft:#203c31;--bad:#ffadb5;--bad-soft:#452931;--warn:#f2c386;--warn-soft:#423522;--shadow:0 2px 20px #0003}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-width:40px;min-height:40px;padding:7px 11px;border:1px solid var(--line);border-radius:20px;background:var(--card);color:var(--ink);cursor:pointer;font:13px/1.2 system-ui,sans-serif;white-space:nowrap}.theme-toggle>span:first-child{font-size:20px;line-height:1}.theme-toggle:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.auth-theme{position:fixed;top:16px;right:16px;z-index:30}.scene-header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.conversation-scene .theme-toggle{font-size:12px;letter-spacing:normal}:root[data-theme=dark] .topbar{background:#1c1925eb}:root[data-theme=dark] :is(.who,.btn,.option,.answer-input,.select,.wchip,.user-card,.profile,.token,.avatar-btn,.voice-gate-card,.focus-cam,.board-examples li,.homework-words li){background:var(--card);color:var(--ink);border-color:var(--line)}:root[data-theme=dark] :is(.option.selected,.token.chosen,.avatar-btn.active){background:var(--accent-soft);border-color:var(--accent);color:var(--ink)}:root[data-theme=dark] .option.right{background:var(--good-soft);border-color:var(--good)}:root[data-theme=dark] .option.wrong{background:var(--bad-soft);border-color:var(--bad)}:root[data-theme=dark] :is(input,select,textarea){background-color:var(--card);color:var(--ink);border-color:var(--line)}:root[data-theme=dark] :is(input,textarea)::placeholder{color:var(--muted)}:root[data-theme=dark] :is(.btn.primary,.nav a.active){background:#7153a0;color:#fff;border-color:#9673c5}:root[data-theme=dark] :is(.continue-card,.lesson-intro){background:linear-gradient(135deg,#332942,#24212e);border-color:var(--line)}:root[data-theme=dark] :is(.board,.homework,.weekly-plan,.memory-note){background:var(--card);color:var(--ink);border-color:var(--line)}:root[data-theme=dark] .conversation-scene{color:#eee9f4;background:radial-gradient(ellipse at 16% 45%,#302338,#17151f 65%);--violet:#c9adeb}:root[data-theme=dark] .conversation-scene :is(.scene-brand,.scene-menu,.scene-word,.scene-topic-card,.setting-row,.panel-close){color:#dcc5f1}:root[data-theme=dark] .conversation-scene :is(.scene-brand span,.scene-topic>span:first-child,.mira-presence span,.transcript-heading>span,.transcript-empty,.scene-status,.scene-audio label,.panel-kicker,.panel-intro,.scene-word span,.scene-topic-card small,.lesson-select small,.pilot-panel .lesson-goal,.pilot-panel .lesson-note,.lesson-catalog p,.mosaic-answer>span){color:#c0b2ca}:root[data-theme=dark] .conversation-scene :is(.transcript,.scene-panel,.pilot-panel){background:#24212e;border-color:#4a4054}:root[data-theme=dark] .conversation-scene :is(.transcript-heading,.scene-topic-card,.scene-word,.setting-row){border-color:#4a4054}:root[data-theme=dark] .transcript-message{background:#342b41}:root[data-theme=dark] .transcript-message.from-learner{background:#233c35}:root[data-theme=dark] .conversation-scene :is(.transcript-message h3,.transcript-vocab,.pilot-panel details){color:#d1bce1}:root[data-theme=dark] .transcript-segment.is-speaking{background:#514065;border-left-color:#d5b0fb}:root[data-theme=dark] .transcript-segment p[lang=en-US]{color:#f3e8ff}:root[data-theme=dark] .conversation-scene :is(.transcript-segment button,.transcript-latest,.scene-audio button,.scene-audio select,.pilot-panel button,.scene-levels button){background:#352c42;color:#eee3f8;border-color:#6b587d}:root[data-theme=dark] .conversation-scene .scene-modes button{color:#cbb7d9}:root[data-theme=dark] .conversation-scene .scene-modes button[aria-pressed=true]{background:#41314f;border-color:#78608d;color:#fff0ff}:root[data-theme=dark] .scene-topic-card.selected b{color:#efceff}:root[data-theme=dark] .conversation-scene :is(.scene-start,.lesson-primary,.scene-levels button[aria-pressed=true]){background:#765194!important;border-color:#af89cf!important;color:#fff!important}:root[data-theme=dark] .scene-composer{background:#24212e;border-color:#6b587d}:root[data-theme=dark] .scene-composer input{color:#eee9f4;background:transparent}:root[data-theme=dark] .scene-composer button,:root[data-theme=dark] .scene-mic{background:#795496;color:#fff}:root[data-theme=dark] .scene-mic.active{background:#367453}:root[data-theme=dark] .scene-error{color:#ffbcc9;background:#422832;border-color:#855260}:root[data-theme=dark] :is(.lesson-example,.mosaic-answer,.lesson-stages li){background:#352a43;color:#d3c4de;border-color:#876d9b}:root[data-theme=dark] .conversation-scene :is(.lesson-example p[lang=en],.lesson-prompt){color:#f1ddff}:root[data-theme=dark] .lesson-stages li[aria-current=step]{background:#795496;color:#fff}:root[data-theme=dark] .pilot-panel .lesson-feedback{background:#233e30;border-color:#578768;color:#bde9ca}:root[data-theme=dark] .pilot-panel .feedback-retry{background:#493823;border-color:#987442;color:#ffe0a9}:root[data-theme=dark] .pilot-panel .lesson-select[aria-pressed=true]{background:#45304f;border-color:#af89cf}:root[data-theme=dark] .mira-halo{background:radial-gradient(circle,#9870a82e,#17151f00 70%)}:root[data-theme=dark] .mira-load-status{color:#c0b2ca}@media(max-width:760px){.conversation-scene .theme-toggle{padding:6px}.scene-header-actions{gap:0}.scene-header-actions .theme-toggle-label{display:none}:root[data-theme=dark] .conversation-scene .mira-stage{background:#211b2a}}
