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var(--ds-hairline);font-size:1.6rem;text-decoration:none}.kid{min-height:78vh;justify-content:center}@media(max-width:560px){.kid{gap:22px;padding-top:8px}.kid-owl{width:min(260px,68vw)}.kid-owl-s{width:min(160px,44vw)}.kid-say{font-size:2.1rem}.kid-tiles{grid-template-columns:1fr;max-width:420px;gap:12px}.kid-tile{flex-direction:row;justify-content:flex-start;gap:16px;min-height:84px;padding:10px 20px;font-size:1.5rem}.kid-tile>span:first-child{font-size:2.6rem;width:56px;text-align:center;flex:none}.kid-soon-tag{margin-inline-start:auto}.kid-go{min-height:92px;font-size:2.2rem}}@media(max-width:340px){.kid-say{font-size:1.7rem}.kid-go{font-size:1.8rem}.kid-tile{font-size:1.25rem;padding:8px 12px}.kid-grades{gap:8px}}.plan-steps{display:flex;justify-content:center;gap:10px;padding:0;margin:8px 0 14px;list-style:none}.plan-step{flex:0 0 16px;width:16px;height:16px;min-height:0;padding:0;border-radius:50%;border:2px solid var(--ds-hairline);background:#fff;font-size:0;overflow:hidden;position:relative}.plan-step.plan-done{background:var(--ds-teal);border-color:var(--ds-teal)}.plan-step.plan-now{border-color:var(--ds-teal);background:#fff;box-shadow:0 0 0 3px #4f9a8c55}.plan-step .plan-name,.plan-step .plan-min{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.big-q{font-size:2.4rem}.kid-answer{font-size:2rem!important;text-align:center;min-height:72px;border-radius:20px!important}.kid-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;max-width:360px;margin:10px auto}.kid-key{min-height:64px;border-radius:18px;border:2px solid var(--ds-hairline);background:#fff;font-size:1.8rem;font-weight:700;cursor:pointer}.kid-key:active{background:var(--ds-raised)}.practice-q .file-button{min-height:60px;font-size:1.3rem;border-radius:18px}.answer-row .file-button{flex:1 1 100%}.hint-row .file-button{width:100%}.kid-two{display:grid;grid-template-columns:1fr 1fr;gap:14px;width:100%;max-width:420px}.kid-two .kid-grade{min-height:140px;font-size:1.8rem;gap:6px}.kid-two .kid-grade span:first-child{font-size:3rem}.kid-skip{min-height:56px;border:0;background:transparent;font-size:1.2rem;color:var(--ds-ink-2);text-decoration:underline;cursor:pointer}.kid-story{font-size:1.5rem;line-height:1.5;text-align:center;margin:8px 4px 12px;font-weight:600}.reg{display:flex;flex-direction:column;align-items:stretch;gap:14px;max-width:460px;margin:0 auto;padding:16px 16px 40px}.reg .kid-owl{align-self:center}.reg-h{font-size:1.8rem;text-align:center;margin:4px 0}.reg-list{font-size:1.2rem;line-height:1.6;padding-inline-start:22px;margin:0}.reg-check{display:flex;gap:10px;align-items:flex-start;font-size:1.15rem}.reg-check input{width:28px;height:28px;flex:none}.reg-mock{align-self:center;background:#fff3cd;border:2px dashed #b58900;border-radius:12px;padding:6px 14px;font-weight:700}.reg-note{text-align:center;color:var(--ds-ink-2);margin:0}.reg-err{color:#a31515;text-align:center;font-weight:600;margin:0}.reg-link{text-align:center;font-size:1.1rem}.kid-grade-on{background:var(--ds-teal);color:#fff}.reg-launch{text-align:center;font-size:1.2rem;font-weight:700;background:#e9f5f1;border-radius:14px;padding:10px}.kid-soon-entry{min-height:52px;border-radius:16px;border:2px dashed var(--ds-hairline);background:transparent;font-size:1.1rem;color:var(--ds-ink-2)}.sandy .kid-input,.sandy input.kid-input:not([type]){box-sizing:border-box;width:100%;max-width:420px;min-height:72px;border-radius:22px;border:3px solid var(--ds-teal);font-size:2rem;text-align:center}.sandy-navfoot{display:none}.tutor-av{position:relative;display:inline-block;border-radius:28px;background:#faf6f0;line-height:0}.tutor-av img{width:100%;height:auto;border-radius:28px;display:block}.tutor-av-s{width:96px}.tutor-av-m{width:160px}.tutor-av-l{width:220px}.tutor-badge{position:absolute;inset-inline-end:-6px;bottom:-6px;font-size:2rem;line-height:1;background:#fff;border-radius:50%;padding:4px;box-shadow:0 1px 4px #00000040}.tutor-av-s .tutor-badge{font-size:1.4rem}.kid-sub{font-size:1.3rem;font-weight:600;color:var(--ds-ink-2)}.kid-go-2{background:#c97b2b}.kid-topics{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%;max-width:420px}.kid-topic{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-height:96px;padding:8px;border-radius:22px;border:3px solid var(--ds-teal);background:#fff;font-size:1.25rem;font-weight:800;cursor:pointer}.kid-topic>span:first-child{font-size:2rem;line-height:1}.kid-topic-on{background:var(--ds-teal);color:#fff}.kid-bigopt{min-height:84px;width:100%;border-radius:24px;border:3px solid var(--ds-teal);background:#fff;font-size:1.8rem;font-weight:800;cursor:pointer}.kid-when{display:grid;gap:12px;width:100%;max-width:420px}.kid-dots{display:flex;gap:8px;justify-content:center}.kid-dot{width:14px;height:14px;border-radius:50%;background:var(--ds-hairline)}.kid-dot-done{background:var(--ds-teal)}.kid-dot-now{background:#c97b2b;transform:scale(1.3)}.kid-q{display:flex;flex-direction:column;gap:10px;align-items:center;width:100%;max-width:420px}.kid-qtext{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;text-align:center}.kid-qlabel{font-size:1.6rem;font-weight:700}.kid-qexpr{font-size:2.6rem;font-weight:800}.kid-answer-box{box-sizing:border-box;width:100%;min-height:72px;border-radius:20px;border:3px solid var(--ds-teal);font-size:2.2rem;font-weight:800;text-align:center;display:flex;align-items:center;justify-content:center;background:#fff}.kid-actions{display:grid;grid-template-columns:1fr 2fr;gap:10px;width:100%}.kid-check,.kid-hint-btn{min-height:76px;border-radius:24px;border:0;font-size:1.6rem;font-weight:800;cursor:pointer}.kid-check{background:var(--ds-teal);color:#fff}.kid-check:disabled{opacity:.4}.kid-hint-btn{background:#fff3d6;border:2px solid #e6c36a}.kid-hint-btn:disabled{opacity:.4}.kid-nudge{font-size:1.4rem;font-weight:700;color:#a15c10}.kid-hintbox,.kid-plan{box-sizing:border-box;width:100%;padding:12px 14px;border-radius:18px;background:#fff3d6;font-size:1.3rem;line-height:1.4;display:flex;gap:8px;align-items:center;justify-content:center;text-align:center}.kid-verdict{font-size:1.8rem;font-weight:800;text-align:center;display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap}.kid-ok{color:#1f7a4d}.kid-no{color:#8a4b10}.kid-sum{font-size:1.5rem;font-weight:700;text-align:center}.kid-topicres{display:grid;gap:8px;width:100%;max-width:420px}.kid-trow{display:grid;grid-template-columns:40px 1fr auto;gap:8px;align-items:center;padding:10px 14px;border-radius:16px;border:2px solid var(--ds-hairline);font-size:1.2rem;font-weight:700}.kid-trow-ok{border-color:var(--ds-teal)}@media(max-width:340px){.kid-topic{font-size:1.1rem;min-height:88px}.kid-qexpr{font-size:2.2rem}.kid-bigopt{font-size:1.5rem}.tutor-av-m{width:130px}}.kid-q .kid-pad{width:100%;max-width:360px}.kid-soon-entry{display:flex;align-items:center;justify-content:center;box-sizing:border-box;width:100%;max-width:420px;padding:8px 14px}.kid-q .kid-key{min-height:54px}.kid-q .kid-pad{gap:8px;margin:4px auto}.kid-check,.kid-hint-btn{min-height:64px}.reg-link{display:block;width:100%;max-width:420px;margin:12px auto 0;min-height:56px;border:2px solid #4f9a8f;background:#fff;color:#2f6f66;border-radius:18px;font:inherit;font-size:20px;font-weight:700;cursor:pointer}.reg-link:active{background:#eaf4f2}.welcome{text-align:center}.welcome .kid-go{margin:0 auto;max-width:420px}.welcome .welcome-kid{background:#f2a93b;color:#2b2112}.reg-back{text-align:center}.reg-back .reg-link{min-height:44px;font-size:16px;margin-top:8px}.tutor-pick{display:flex;flex-direction:column;align-items:stretch;gap:8px}.tutor-pick .kid-grade{width:100%}.tutor-pick .tutor-voice{align-self:center;min-width:64px;min-height:64px}.kid-three{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;max-width:420px}.kid-three .kid-grade{min-height:112px;font-size:1.05rem;gap:6px;padding:6px;text-align:center}.kid-three .kid-grade span:first-child{font-size:2.4rem}.kid-topics{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%;max-width:420px}.kid-topics .kid-grade{min-height:76px;font-size:1.15rem;padding:6px;text-align:center}.kid-hours{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;max-width:420px}.kid-hours .kid-grade{min-height:72px;font-size:1.5rem}.kid-photo{position:relative;display:flex;align-items:center;justify-content:center;text-align:center;cursor:pointer;box-sizing:border-box}.kid-file{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}.kid-page{display:flex;flex-direction:column;align-items:center;gap:14px;width:100%}.kid-photo-img{width:100%;max-width:420px;max-height:20vh;object-fit:contain;border-radius:16px;border:1px solid var(--ds-hairline)}.kid-ex{width:100%;max-width:420px;font-size:1.8rem;text-align:center;min-height:64px;border-radius:16px}:root{--ds-teal: #4f46e5;--ds-page: #f6f5ff;--ds-ink: #14142b;--ds-ink-2: #5b5b78;--ds-hairline: #dcdcf0;--ds-raised: #eef0ff}body{background:linear-gradient(180deg,#e8eaff 0,#f6f5ff 320px 100%) no-repeat}a{color:#4338ca}.kid-go{background:#4f46e5;box-shadow:0 6px 16px #4f46e547}.kid-go-2{background:#2563eb}.kid-input,.kid-topic,.kid-speak{border-color:#4f46e5}.kid-tile{background:#fff;border:0;border-top:6px solid #4f46e5;box-shadow:0 4px 14px #2828641a}.kid-tiles .kid-tile:nth-child(2){border-top-color:#e11d48}.kid-tiles .kid-tile:nth-child(3){border-top-color:#d97706}.kid-grade{background:#fff;border-radius:22px;box-shadow:0 3px 10px #2828641a}.kid-grade-on,.kid-topic-on{background:#4f46e5;color:#fff}.reg{background:transparent}.wl{display:flex;flex-direction:column;gap:16px;max-width:460px;margin:0 auto;padding:0 14px 36px;box-sizing:border-box;text-align:center}.wl-hero{border-radius:0 0 28px 28px;margin:0 -14px;padding:22px 16px 20px;background:linear-gradient(180deg,#dfe3ff,#f0f1ff);display:flex;flex-direction:column;align-items:center;gap:6px}.wl-owl{width:104px;height:auto;border-radius:26px;background:#fff;box-shadow:0 4px 14px #28286426}.wl-h{margin:6px 0 0;font-size:2rem;line-height:1.2;font-weight:800;color:var(--ds-ink)}.wl-grad{margin:0;font-size:1.35rem;line-height:1.25;font-weight:800;color:#4f46e5;background:linear-gradient(90deg,#2563eb,#7c3aed);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.wl-card{background:#fff;border-radius:24px;padding:16px 14px 18px;box-shadow:0 6px 20px #2828641a;border-top:6px solid #4f46e5;display:flex;flex-direction:column;gap:12px}.wl-card-b{border-top-color:#2563eb}.wl-step{margin:0;display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:800}.wl-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#4f46e5;color:#fff;font-size:1.1rem;flex:none}.wl-two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.wl-opt{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;width:100%;min-height:120px;border-radius:20px;border:3px solid #dcdcf0;background:#fff;color:var(--ds-ink);font:inherit;font-size:1.5rem;font-weight:800;cursor:pointer}.wl-ico{font-size:2.8rem;line-height:1}.wl-opt-on{border-color:#4f46e5;background:#eef0ff;box-shadow:0 0 0 2px #4f46e5 inset}.wl .welcome-kid{background:#4f46e5;color:#fff;max-width:none;min-height:76px;font-size:1.7rem;gap:10px}.wl-parent{display:flex;align-items:center;justify-content:center;min-height:52px;border-radius:16px;border:2px solid #4f46e5;background:#fff;color:#3730a3;font-size:1.15rem;font-weight:700;text-decoration:none}.wl-note{margin:0;color:var(--ds-ink-2);font-size:1rem}@media(max-width:340px){.wl-h{font-size:1.65rem}.wl-grad{font-size:1.15rem}.wl-opt{font-size:1.3rem;min-height:108px}.wl .welcome-kid{font-size:1.45rem}}.wl-owl{width:76px;border-radius:20px}.wl-hero{padding:16px}.wl-step{justify-content:center;font-size:1.2rem}.wl-two{gap:10px}.wl-opt{min-height:84px;gap:2px;font-size:1.2rem;border-radius:18px;border-width:2px}.wl-card .tutor-pick{flex-direction:column;align-items:center;gap:6px}.wl-card .tutor-pick .tutor-voice{min-width:48px;min-height:48px;width:48px;height:48px;padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:1rem}@media(max-width:340px){.wl-opt{min-height:78px;font-size:1.1rem}}.amit-fab{margin:12px 14px;display:block;width:60px;height:60px;padding:0;border-radius:50%;border:3px solid #4f46e5;background:#fff;box-shadow:0 6px 16px #28286440;cursor:pointer;overflow:hidden}.amit-fab img{width:100%;height:100%;object-fit:cover;display:block}.amit-panel{max-width:440px;margin:8px auto;background:#fff;border-radius:22px;border-top:6px solid #4f46e5;box-shadow:0 10px 30px #2828644d;padding:12px 14px 14px;display:flex;flex-direction:column;gap:10px;text-align:right}.amit-head{display:flex;align-items:center;justify-content:space-between;font-size:1.2rem}.amit-x{min-width:44px;min-height:44px;border:0;background:transparent;font-size:1.3rem;cursor:pointer}.amit-line{display:flex;align-items:center;gap:10px;font-size:1.15rem;line-height:1.45}.amit-line>span{flex:1}.amit-btns{display:flex;gap:8px;flex-wrap:wrap}.amit-b{flex:1 1 120px;min-height:52px;border-radius:16px;border:2px solid #4f46e5;background:#fff;color:#3730a3;font:inherit;font-size:1.1rem;font-weight:700;cursor:pointer}.amit-b1{background:#4f46e5;color:#fff}.amit-form{display:flex;gap:8px}.amit-in{flex:1;min-width:0;min-height:48px;border-radius:14px;border:2px solid #dcdcf0;padding:0 12px;font:inherit;font-size:1.05rem}.amit-send{min-height:48px;padding:0 16px;border-radius:14px;border:0;background:#4f46e5;color:#fff;font:inherit;font-weight:700;cursor:pointer}.amit-send:disabled{opacity:.45}.wl-sub{margin:4px 0 10px;font-size:1rem;line-height:1.4;color:#4338ca;text-align:center}.amit-go{display:flex;align-items:center;justify-content:center;text-decoration:none}.amit-link{min-height:44px;border:0;background:transparent;color:#3730a3;text-decoration:underline;font:inherit;font-size:1rem;cursor:pointer;padding:0}.amit-thanks{font-size:1rem;color:#3730a3}.kid-home{flex-wrap:wrap;justify-content:space-between;align-items:center}.kid-home-solo{justify-content:flex-end}.kid-home .amit-wrap{display:contents}.kid-home .amit-fab{margin:0;width:56px;height:56px}.kid-home .amit-panel{flex:0 0 100%;order:3;box-sizing:border-box;margin:8px 0;width:100%;max-width:none}.icon{display:inline-block;vertical-align:middle;flex:none}.kid-hint-btn .icon{margin-inline-end:6px}.kid-speak{display:inline-flex;align-items:center;justify-content:center;color:#0f766e}.kid-home a{color:#3730a3}.kid-topic .icon{color:#4f46e5}.icon-star{color:#f5b301}.upd-banner{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:6px 10px;padding:10px 14px;border-radius:14px;background:#fff3d6;border:2px solid #e6c36a;font-size:1.05rem}.upd-banner button{min-height:44px;padding:0 16px;border-radius:12px;border:0;background:#4f46e5;color:#fff;font:inherit;font-weight:700;cursor:pointer}.amit-fab{display:flex;align-items:center;gap:8px;width:auto!important;height:56px!important;border-radius:28px;padding:0;padding-inline-start:2px;padding-inline-end:18px}.amit-fab img{width:50px!important;height:50px!important;border-radius:50%}.amit-fab-t{font-size:1rem;font-weight:800;color:#3730a3;white-space:nowrap}.kid-card{display:flex;flex-direction:column;gap:8px;align-items:stretch;width:100%;max-width:420px;margin:8px auto;padding:14px;border-radius:18px;background:#fff;border:2px solid #c7d2fe;text-align:center;box-sizing:border-box}.kid-card strong{font-size:1.15rem;color:#1e1b4b}.kid-card span{color:#334155}.step-card{margin:8px 0;padding:8px;border:1px solid #9bb;border-radius:12px;background:#f4faf8}.step-ind{font-size:13px;color:#145;margin-bottom:6px}.step-lines{margin:4px 0;padding:0 16px;list-style:none;color:#145;font-weight:600}.step-reply{margin:6px 0;line-height:1.5}.step-ask{display:block;margin:4px 0;font-weight:700}.step-err{color:#a32;margin:6px 0}.step-give{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-top:6px}.step-card .amit-form{flex-wrap:wrap;align-items:center}.step-card .step-ask{flex:1 0 100%;margin:0 0 2px}.step-card .amit-in{flex:1 1 120px;min-width:120px}.step-card .amit-send{flex:0 0 auto}