:root{--night: #0e1325;--night-2: #161d36;--night-3: #202a4a;--line: #2b3659;--paper: #f1f3f6;--paper-2: #e2e6ed;--ink: #0e1325;--ink-soft: #4a5472;--text: #eef1f8;--muted: #98a2c3;--amber: #ffb41f;--amber-ink: #231700;--mint: #5fe3b0;--danger: #ff7a85;--radius: 14px;--display: "Unbounded", "Onest", system-ui, sans-serif;--body: "Onest", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--nav-h: 64px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--night);color:var(--text);font-family:var(--body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{margin:0;font-family:var(--display);font-weight:600;letter-spacing:-.01em;line-height:1.15}button{font:inherit;color:inherit;cursor:pointer}input{font:inherit}:focus-visible{outline:2px solid var(--amber);outline-offset:2px}ul{padding-left:20px;margin:4px 0 12px}.muted{color:var(--muted);font-size:.9em}.fine{font-size:.82rem;margin:10px 0 0;max-width:60ch}.center{display:grid;place-items:center;height:100%}.center-text{text-align:center}.error{color:var(--danger);padding:8px 0;margin:0}.notice{background:var(--night-2);border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px;margin:0 0 14px;font-size:.92rem}.notice.ok{border-color:var(--mint);color:var(--mint)}.container{max-width:920px;margin:0 auto;padding:22px 16px 40px}.container.narrow{max-width:600px}.container.with-nav,.container.narrow{padding-bottom:calc(var(--nav-h) + 28px + env(safe-area-inset-bottom))}.masthead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:20px}.wordmark{margin:0 0 6px;font-family:var(--display);font-size:.8rem;font-weight:500;color:var(--amber);letter-spacing:.02em}.masthead h1{font-size:clamp(2rem,7vw,3rem)}.lede{color:var(--muted);margin:10px 0 0;max-width:34ch}.balance-chip{flex-shrink:0;background:var(--night-2);border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-weight:600;font-size:.9rem;white-space:nowrap}.balance-chip .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--mint);margin-right:4px}.balance-chip.empty{border-color:var(--amber)}.balance-chip.empty .dot{background:var(--amber)}.setup{background:var(--night-2);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px 6px;margin-bottom:22px}.row{margin-bottom:12px}.row label{display:block;color:var(--muted);font-size:.82rem;margin-bottom:6px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{background:transparent;border:1px solid var(--line);border-radius:999px;padding:6px 14px;transition:background .12s,border-color .12s}.chip.active{background:var(--amber);border-color:var(--amber);color:var(--amber-ink);font-weight:600}.toggle{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.9rem;padding-bottom:8px}.tickets{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}.ticket{--notch: 8px;display:grid;grid-template-columns:1fr 62px;text-align:left;padding:0;border:0;border-radius:12px;background:var(--paper);color:var(--ink);overflow:hidden;position:relative;transition:transform .12s}.ticket:active{transform:scale(.985)}.ticket:before,.ticket:after{content:"";position:absolute;right:calc(62px - var(--notch));width:calc(var(--notch) * 2);height:calc(var(--notch) * 2);border-radius:50%;background:var(--night)}.ticket:before{top:calc(var(--notch) * -1)}.ticket:after{bottom:calc(var(--notch) * -1)}.ticket-main{display:flex;flex-direction:column;gap:4px;padding:16px 16px 16px 18px}.ticket .emoji{font-size:1.9rem;line-height:1;margin-bottom:4px}.ticket strong{font-family:var(--display);font-weight:600;font-size:1.02rem;line-height:1.2}.ticket-desc{color:var(--ink-soft);font-size:.88rem}.ticket-stub{border-left:2px dashed var(--paper-2);background:var(--paper-2);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;font-family:var(--display);font-size:.78rem;font-weight:600}.ticket-stub span:first-child{font-size:1.35rem;font-family:var(--body)}.ticket:hover .ticket-stub{background:var(--amber);border-color:var(--amber-ink)}.next-step{display:block;width:100%;text-align:left;border:1px solid var(--amber);background:transparent;border-radius:var(--radius);padding:14px 16px;margin-bottom:18px}.next-step.start{background:var(--amber);color:var(--amber-ink)}.next-step .next-title{display:block;font-family:var(--display);font-weight:600;font-size:1rem}.next-step .next-text{display:block;font-size:.9rem;margin-top:4px;opacity:.85}.new-tag{align-self:flex-start;background:var(--ink);color:var(--paper);font-size:.7rem;font-weight:700;border-radius:6px;padding:1px 7px}.offer{background:var(--night-2);border:1px dashed var(--amber);border-radius:var(--radius);padding:14px 16px;margin-top:16px}.offer p{margin:6px 0 10px;color:var(--muted);font-size:.92rem}.train-empty{background:var(--night-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px 18px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}.train-empty p{margin:0}.train-big{font-family:var(--display);font-size:1.2rem;line-height:1.3}.train-left{margin-left:auto}.flash{background:var(--paper);color:var(--ink);border-radius:16px;padding:22px 20px;min-height:220px;display:flex;flex-direction:column;gap:10px}.flash-kind{margin:0;color:var(--ink-soft);font-size:.85rem}.flash-prompt{margin:0;font-family:var(--display);font-weight:600;font-size:1.35rem;line-height:1.3}.flash-prompt.wrong{text-decoration:line-through;text-decoration-color:#d4455a}.flash-answer{border-top:2px dashed var(--paper-2);padding-top:12px;display:flex;flex-direction:column;gap:8px;align-items:flex-start}.flash-answer p{margin:0;font-size:1.15rem;font-weight:600}.flash-answer .muted{color:var(--ink-soft);font-weight:400;font-size:.9rem}.flash-answer .btn.ghost{color:var(--ink);border-color:var(--ink-soft)}.actions.grade .btn{flex:1}.tabbar{position:fixed;left:0;right:0;bottom:0;height:calc(var(--nav-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:flex;background:var(--night-2);border-top:1px solid var(--line);z-index:5}.tabbar button{flex:1;background:none;border:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);font-size:.78rem}.tab-icon{position:relative;display:inline-flex}.badge{position:absolute;top:-4px;right:-10px;background:var(--amber);color:var(--amber-ink);font-size:.65rem;line-height:1;padding:2px 5px;border-radius:999px;font-weight:700}.tabbar button.on{color:var(--amber);font-weight:600}.btn{background:var(--amber);color:var(--amber-ink);font-weight:700;border:0;border-radius:12px;padding:11px 18px;transition:transform .1s,opacity 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strong{font-family:var(--display);font-size:.95rem;font-weight:600}.messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}.msg{display:flex;flex-direction:column;max-width:85%}.msg.user{align-self:flex-end;align-items:flex-end}.msg.model{align-self:flex-start}.bubble{padding:10px 14px;border-radius:16px 16px 16px 4px;background:var(--paper);color:var(--ink);position:relative}.msg.user .bubble{background:var(--night-3);color:var(--text);border-radius:16px 16px 4px}.bubble.typing{color:var(--ink-soft);letter-spacing:3px}.replay{background:none;border:0;margin-left:6px;opacity:.7;padding:0}.correction{margin-top:6px;padding:8px 12px;border-left:3px solid var(--mint);background:#5fe3b014;border-radius:8px;font-size:.9rem}.correction s{color:var(--danger)}.tip{color:var(--muted);font-size:.92rem}.hint{margin:0 16px 8px;text-align:left;background:transparent;border:1px dashed var(--amber);border-radius:12px;padding:8px 12px;font-size:.9rem}.composer{display:flex;gap:8px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}.composer input{flex:1;background:var(--night-2);border:1px solid var(--line);border-radius:12px;padding:10px 14px;color:var(--text);font-size:1rem}.mic{width:44px;border-radius:12px;border:1px solid var(--line);background:var(--night-2);font-size:1.2rem}.mic.on{background:var(--danger);animation:pulse 1s infinite}@keyframes pulse{50%{opacity:.6}}.score{font-family:var(--display);font-size:1.6rem;margin:12px 0;color:var(--muted)}.score span{font-size:4.4rem;font-weight:600;color:var(--amber)}.live-stage{display:flex;flex-direction:column;align-items:center;gap:10px;padding:24px 16px 8px}.orb{width:132px;height:132px;border-radius:50%;display:grid;place-items:center;background:var(--night-2);border:2px solid var(--line);transition:border-color .2s,transform .2s}.orb.idle,.orb.error{opacity:.75}.orb.connecting{animation:pulse 1s infinite;border-color:var(--amber)}.orb.listening{border-color:var(--mint);animation:ring-mint 2.2s infinite}.orb.speaking{border-color:var(--amber);transform:scale(1.05);animation:ring-amber 1.1s infinite}@keyframes ring-mint{0%{box-shadow:0 0 #5fe3b059}to{box-shadow:0 0 0 26px #5fe3b000}}@keyframes ring-amber{0%{box-shadow:0 0 #ffb41f66}to{box-shadow:0 0 0 26px #ffb41f00}}.bars{display:flex;align-items:center;gap:5px;height:48px}.bars i{width:6px;height:14px;border-radius:3px;background:var(--muted);transition:background .2s}.orb.listening .bars i{background:var(--mint);animation:bar 1.6s ease-in-out infinite}.orb.speaking .bars i{background:var(--amber);animation:bar .7s ease-in-out infinite}.bars i:nth-child(2){animation-delay:.12s!important}.bars i:nth-child(3){animation-delay:.24s!important}.bars i:nth-child(4){animation-delay:.36s!important}.bars i:nth-child(5){animation-delay:.48s!important}@keyframes bar{0%,to{height:12px}50%{height:44px}}.live-status{font-weight:600}.clock{font-family:var(--display);font-size:1.1rem}.clock span{color:var(--muted);font-family:var(--body);font-size:.85rem}.clock.low{color:var(--amber)}.live-actions{display:flex;flex-direction:column;gap:8px;align-items:center;margin-top:6px}.live-transcript{border-top:1px solid var(--line);margin-top:8px}.hints{width:100%;max-width:420px;background:var(--paper);color:var(--ink);border-radius:var(--radius);padding:12px 14px;display:flex;flex-direction:column;gap:8px}.hints .muted{color:var(--ink-soft);margin:0}.hints .error{color:#b3283d;padding:0}.hint-option{display:flex;flex-direction:column;border-left:3px solid var(--amber);padding-left:10px}.hint-option strong{font-size:1.02rem}.hint-option span{color:var(--ink-soft);font-size:.88rem}.link-btn{align-self:flex-end;background:none;border:0;color:var(--ink-soft);text-decoration:underline;padding:2px;font-size:.85rem}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0}.stat{background:var(--night-2);border:1px solid var(--line);border-radius:var(--radius);padding:12px 8px;text-align:center;display:flex;flex-direction:column;gap:2px}.stat strong{font-family:var(--display);font-size:1.3rem}.stat span{color:var(--muted);font-size:.8rem}.stats-link{display:block;width:100%;background:none;border:0;padding:0;text-align:center;margin-bottom:18px}.stats-link>.muted{display:block;margin-top:-4px}.tabs{display:flex;gap:6px;margin:16px 0 8px}.tab{flex:1;background:transparent;border:1px solid var(--line);border-radius:12px;padding:8px 4px}.tab.active{background:var(--amber);border-color:var(--amber);color:var(--amber-ink);font-weight:600}.plain-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.list-item{display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--night-2);border:1px solid var(--line);border-radius:12px;padding:10px 14px}.panel .list-item{background:var(--night-3);border-color:transparent}.item-actions{display:flex;align-items:center;flex-shrink:0}.empty{color:var(--muted);padding:16px;text-align:center}.wrong{color:var(--danger)}.score-badge{min-width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--night-3);font-family:var(--display);font-weight:600;color:var(--amber)}.star.on{color:var(--amber)}.balance{background:var(--paper);color:var(--ink);border-radius:var(--radius);padding:18px;margin-bottom:8px}.balance .muted{color:var(--ink-soft);margin:6px 0 0}.balance-main{display:flex;align-items:baseline;gap:10px}.balance-main strong{font-family:var(--display);font-size:3rem;line-height:1}.email-field{display:block;margin-bottom:12px}.email-field span{display:block;color:var(--muted);font-size:.82rem;margin-bottom:6px}.email-field input{width:100%;background:var(--night-2);border:1px solid var(--line);border-radius:12px;padding:10px 14px;color:var(--text)}.plans{display:grid;gap:12px}.plan{background:var(--night-2);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:8px}.plan.featured{border-color:var(--amber)}.plan-head{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap}.plan-head h3{font-size:1.05rem}.plan-price{margin:0;color:var(--muted);font-size:.9rem}.plan-price strong{font-family:var(--display);color:var(--text);font-size:1.2rem}.plan-minutes{margin:0;font-weight:600}.plan-minutes span{color:var(--muted);font-weight:400;font-size:.85rem}.plan-perks{margin:0;padding-left:18px;color:var(--muted);font-size:.9rem}.inline-form{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}.inline-form input{flex:1;min-width:180px;background:var(--night-2);border:1px solid var(--line);border-radius:12px;padding:10px 14px;color:var(--text)}.keybox{display:flex;align-items:center;gap:8px;flex-wrap:wrap;background:var(--night-2);border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:10px 0}.keybox code{flex:1;min-width:160px;font-size:.82rem;word-break:break-all;color:var(--amber)}.sheet-wrap{position:fixed;inset:0;z-index:20;display:flex;align-items:flex-end;justify-content:center}.sheet-scrim{position:absolute;inset:0;background:#050814b3;border:0}.sheet{position:relative;width:100%;max-width:600px;max-height:88vh;overflow-y:auto;background:var(--night);border:1px solid var(--line);border-radius:20px 20px 0 0;padding:22px 16px calc(18px + env(safe-area-inset-bottom));animation:sheet-in .22s ease-out}.sheet h2{font-size:1.15rem;margin-bottom:6px}.sheet .plans{margin-top:12px}@keyframes sheet-in{0%{transform:translateY(24px);opacity:0}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}@media(min-width:720px){.plans{grid-template-columns:repeat(3,1fr)}.container.narrow .plans{grid-template-columns:1fr}.sheet{border-radius:20px;margin-bottom:4vh}.sheet-wrap{align-items:center}}