:root{font-family:Segoe UI,Arial,Helvetica,sans-serif;color:#202b3d;background:#f6f7fb;font-synthesis:none;--cream: #fff8eb;--card: #ffffff;--ink: #202b3d;--muted: #8e97a8;--coral: #ff696f;--coral-dark: #f04a45;--mint: #47c9c2;--purple: #9378ef;--yellow: #ffc928;--green: #24bf7c;--border: #e5e8ef;--shadow: 0 14px 35px rgb(43 37 26 / 10%)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}.screen{min-height:100vh;width:100%;margin:0 auto;padding:max(20px,env(safe-area-inset-top)) 20px max(28px,env(safe-area-inset-bottom))}.learning-screen,.home-screen,.onboarding{max-width:768px;background:radial-gradient(circle at 10% 5%,rgb(255 213 91 / 25%),transparent 18rem),linear-gradient(180deg,#fffaf0,#fffdf9 60%,#fff5e8)}.parent-screen{max-width:1024px;background:#f7f8fa;font-family:Segoe UI,Arial,Helvetica,sans-serif}.card{background:var(--card);border:1px solid rgb(231 226 216 / 80%);border-radius:28px;box-shadow:var(--shadow)}.eyebrow{display:block;color:var(--coral-dark);font-size:.86rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.topbar{display:grid;grid-template-columns:52px 1fr auto;align-items:center;gap:12px;min-height:60px;margin-bottom:18px}.topbar h1{margin:0;text-align:center;font-size:clamp(1.25rem,5vw,2rem);text-transform:uppercase;letter-spacing:.03em}.mini-avatar,.icon-button{width:52px;height:52px;border-radius:50%;border:3px solid #fff;object-fit:cover;background:#fff;box-shadow:0 6px 18px #242b3b1f}.icon-button{color:var(--ink);font-size:2rem;line-height:1}.star-counter{display:flex;align-items:center;gap:5px;min-width:52px;font-size:1.1rem;font-weight:900}.star-counter span{color:var(--yellow);font-size:1.6rem;text-shadow:0 2px #e99f00}.welcome{display:grid;grid-template-columns:minmax(115px,34%) 1fr;align-items:center;gap:16px;padding:16px 4px 8px}.welcome>div{min-width:0}.welcome img{width:100%;border-radius:32px}.welcome h1{margin:6px 0;color:#391708;font-size:clamp(1.8rem,7.5vw,3.6rem);line-height:.98;overflow-wrap:anywhere}.welcome p{color:#77665e;font-size:1.05rem;line-height:1.5}.form-card{display:grid;gap:22px;padding:24px}.form-card label{display:grid;gap:9px;font-weight:900}.form-card input,.form-card select,.gate-card input{width:100%;min-height:58px;padding:0 18px;color:var(--ink);background:#fff;border:2px solid #ffd997;border-radius:18px;outline:none}.form-card input:focus,.form-card select:focus,.gate-card input:focus{border-color:var(--coral);box-shadow:0 0 0 4px #ff696f24}.avatar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}.avatar{aspect-ratio:1;padding:0;overflow:hidden;background:#f4f7fa;border:3px solid transparent;border-radius:24px}.avatar.selected{border-color:var(--green);box-shadow:0 0 0 4px #24bf7c24}.avatar img{width:100%;height:100%;object-fit:cover}.privacy-note{margin:0;padding:14px;color:#6d716f;background:#fff8ef;border-radius:18px;text-align:center}.primary-button,.secondary-button,.parent-button{width:100%;min-height:70px;margin-top:18px;padding:14px 24px;color:#fff;border:0;border-radius:26px;background:linear-gradient(180deg,#ff6e68,#fa453e);box-shadow:0 9px #d92e29,0 18px 26px #e1372f40;font-size:clamp(1.2rem,5vw,1.8rem);font-weight:1000;letter-spacing:.02em;text-transform:uppercase}.primary-button:active,.parent-button:active{transform:translateY(5px);box-shadow:0 4px #d92e29}.primary-button:disabled{opacity:.45}.primary-button span{margin-left:10px}.secondary-button{color:var(--ink);background:#fff;box-shadow:0 7px #dfe3ea}.profile-row{display:grid;grid-template-columns:64px auto 1fr;align-items:center;gap:14px;margin:8px 4px 20px}.profile-row img{width:64px;height:64px;object-fit:cover;border:4px solid #fff;border-radius:50%;box-shadow:var(--shadow)}.profile-row strong{font-size:1.3rem}.profile-stats{display:flex;justify-content:flex-end;gap:14px;color:#122252;font-weight:900}.journey-card{padding:22px 18px}.section-title{display:flex;align-items:center;justify-content:space-between}.section-title h2{margin:5px 0 0;font-size:clamp(1.45rem,5vw,2rem);text-transform:uppercase}.mascot{font-size:3.8rem}.legend{display:flex;flex-wrap:wrap;gap:14px;margin:18px 0;color:#667085;font-size:.83rem}.legend span:nth-child(1){color:var(--green)}.legend span:nth-child(2){color:#edae00}.legend span:nth-child(3){color:#e85883}.day-map{display:grid;grid-template-columns:repeat(7,1fr);gap:clamp(6px,2vw,14px)}.day{aspect-ratio:1;padding:0;color:#718096;background:#f2f0ec;border:0;border-radius:50%;font-size:clamp(.75rem,3.2vw,1.2rem);font-weight:900;box-shadow:inset 0 -4px #39435114}.day.completed{color:#fff;background:linear-gradient(145deg,#40d6a0,#15aa75)}.day.active{color:#fff;background:linear-gradient(145deg,#ffdb42,#ff9d00);outline:5px solid rgb(255 203 43 / 25%)}.day.chest{font-size:clamp(1rem,4vw,1.8rem);background:#fff5b8}.reward-preview{display:grid;grid-template-columns:86px 1fr auto;align-items:center;gap:14px;margin-top:16px;padding:16px;background:linear-gradient(120deg,#fff2ea,#fff8c9)}.sync-summary{display:grid;grid-template-columns:14px 1fr auto;align-items:center;gap:14px;width:100%;margin-top:16px;padding:17px 20px;color:var(--ink);border:1px solid rgb(231 226 216 / 80%);text-align:left}.sync-summary span:nth-child(2){display:grid;gap:4px}.sync-summary small{color:var(--muted)}.sync-summary b{font-size:1.8rem}.sync-dot{width:12px;height:12px;background:var(--yellow);border-radius:50%;box-shadow:0 0 0 5px #ffc92826}.sync-dot.error-dot{background:var(--coral);box-shadow:0 0 0 5px #ff696f26}.reward-preview h2{margin:6px 0 0;font-size:1.1rem}.chest-emoji{font-size:3.4rem}.bottom-nav{position:sticky;bottom:max(8px,env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(4,1fr);gap:5px;margin-top:26px;padding:8px;background:#fffffff0;border:1px solid #fff;border-radius:24px;box-shadow:0 12px 30px #242b3b29;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.bottom-nav button{display:grid;place-items:center;gap:3px;min-height:58px;color:#7e879b;background:transparent;border:0;border-radius:18px;font-size:1.35rem}.bottom-nav span{font-size:.72rem}.bottom-nav button.active{color:#5e3ee8;background:#f1edff}.hero-card{display:grid;place-items:center;min-height:430px;padding:34px;text-align:center;background:linear-gradient(160deg,#fff,#fff7ed)}.hero-card h1{margin:12px 0;font-size:clamp(2.2rem,9vw,4rem);line-height:1.03}.hero-card p{max-width:480px;color:#7b8493;line-height:1.6}.big-emoji{font-size:6rem}.lesson-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}.lesson-steps div{display:grid;place-items:center;gap:8px;min-height:110px;padding:12px;background:#fff;border-radius:22px;box-shadow:var(--shadow);text-align:center}.lesson-steps span{display:grid;width:36px;height:36px;place-items:center;color:#fff;background:var(--purple);border-radius:50%;font-weight:900}.progress{width:calc(100% - 70px);height:12px;margin:24px auto 6px;overflow:hidden;background:#dff3f1;border-radius:999px}.progress span{display:block;height:100%;background:var(--mint);border-radius:inherit;transition:width .25s ease}.progress-label{margin:0 8px 10px;color:var(--muted);text-align:right;font-weight:800}.flashcard{display:grid;place-items:center;min-height:540px;padding:30px;text-align:center}.flashcard img{width:min(62vw,320px);aspect-ratio:1;object-fit:contain;background:#fff4ee;border-radius:28px}.flashcard h1{margin:18px 0 4px;font-size:clamp(4rem,18vw,7rem);line-height:1}.flashcard:not(:has(img)) h1{margin-block:80px 40px;font-size:clamp(6rem,26vw,11rem)}.spelling{min-width:70%;margin:10px 0 18px;padding:12px 18px;color:var(--mint);background:#edf9f8;border-radius:999px;font-size:1.25rem;font-weight:800}.audio-button,.text-button,.listen-prompt{min-height:54px;padding:0 22px;color:var(--mint);background:#edfafa;border:0;border-radius:999px;font-weight:900}.spelling-target{display:grid;min-height:210px;margin:0 auto 32px;place-items:center;color:var(--purple);font-size:clamp(4.5rem,18vw,8rem);font-weight:900}.option{overflow-wrap:anywhere}.auto-play{color:#677184;text-align:center}.auto-play:first-letter{color:var(--mint)}.quiz-heading{display:flex;align-items:center;justify-content:space-between;margin:26px 4px 20px}.quiz-heading h2{margin:0;font-size:clamp(1.6rem,6vw,2.5rem)}.quiz-heading span{padding:10px 18px;color:var(--coral);background:#fff0f0;border-radius:999px;font-weight:900}.quiz-image,.listen-prompt{display:block;width:min(72vw,390px);aspect-ratio:1;margin:0 auto 32px;object-fit:contain;background:#dff2ff;border-radius:34px}.listen-prompt{color:#fff;background:linear-gradient(145deg,#b5a1ff,#8063ed);font-size:6rem}.option-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.option{min-height:116px;padding:14px;color:var(--ink);background:#fff;border:4px solid #e4e8ef;border-radius:28px;font-size:clamp(2rem,9vw,3.5rem);font-weight:1000}.option.correct{color:#12835a;background:#e9fff6;border-color:var(--green)}.option.wrong{color:#ba3434;background:#fff0f0;border-color:var(--coral)}.text-button{display:block;margin:24px auto 0;font-size:1rem}.celebration{overflow:hidden;text-align:center}.confetti{color:var(--yellow);font-size:2rem;letter-spacing:1.3rem}.result-card,.reward-card{display:grid;place-items:center;min-height:540px;margin-top:18px;padding:34px;background:linear-gradient(160deg,#fff,#fff7e0)}.result-ring{display:grid;width:190px;height:190px;place-items:center;color:var(--coral);background:#fff;border:18px solid #ffd8d5;border-radius:50%;box-shadow:var(--shadow)}.result-ring strong{font-size:4rem;line-height:.8}.result-card h1,.reward-card h1{margin:18px 0 4px;font-size:clamp(2rem,9vw,3.8rem)}.result-card p{color:var(--muted)}.result-stats{display:flex;gap:12px}.result-stats span{padding:12px 18px;background:#fff;border-radius:999px;box-shadow:0 7px 18px #282f3c1a;font-weight:900}.star-burst{display:grid;width:170px;height:170px;place-items:center;color:#ffec66;background:var(--yellow);border:18px solid #fff1ad;border-radius:50%;box-shadow:0 0 0 20px #ffc9282e;font-size:6rem;text-shadow:0 6px #e39d00}.reward-card h1 strong{color:var(--coral)}.sticker-reveal{display:grid;place-items:center}.sticker-reveal img{width:150px;height:150px;object-fit:contain}.collection-card{padding:26px}.collection-card h2{margin:6px 0 22px}.sticker-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.sticker{display:grid;aspect-ratio:1;place-items:center;padding:10px;background:#fff7dc;border-radius:24px}.sticker img{width:100%;height:100%;object-fit:contain}.sticker.locked{filter:grayscale(1);opacity:.16}.gate-card{display:grid;max-width:560px;min-height:560px;margin:50px auto;padding:38px;place-items:center;text-align:center}.sync-card{display:grid;max-width:680px;margin:28px auto 0;padding:34px;place-items:center;text-align:center;box-shadow:none}.sync-cloud{display:grid;width:112px;height:112px;place-items:center;color:#fff;background:linear-gradient(145deg,#74d8d1,#37b8b1);border-radius:36px;font-size:4rem}.sync-card h1{margin:20px 0 8px}.sync-card>p{max-width:520px;color:var(--muted);line-height:1.6}.sync-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;margin:18px 0}.sync-metrics div{display:grid;gap:5px;padding:16px 8px;background:#f7f9fb;border-radius:18px}.sync-metrics strong{font-size:1.8rem}.sync-metrics span{color:var(--muted);font-size:.8rem}.sync-message{width:100%;padding:12px 16px;border-radius:14px}.firebase-account{display:grid;gap:4px;width:100%;margin-bottom:12px;padding:16px;background:#f4f8ff;border-radius:18px}.firebase-account span{color:var(--muted);font-size:.85rem;font-weight:800}.firebase-account .text-button{justify-self:center;margin-top:6px}.google-button{color:#344054;background:#fff;border:2px solid #d9e2f0}.success-message{color:#147653!important;background:#e8faf3}.sync-card .error{color:#a83232;background:#fff0f0}.sync-privacy{max-width:680px;margin-inline:auto}.lock{font-size:5rem}.gate-card h1{margin:8px 0;font-size:2.3rem}.equation{font-size:3.2rem}.gate-card input{max-width:220px;text-align:center;font-size:2rem;font-weight:900}.error{color:#d53f3f}.parent-button{min-height:58px;margin-top:8px;background:#202b3d;box-shadow:none;font-size:1rem;text-transform:none}.child-selector{display:grid;grid-template-columns:58px 1fr auto;align-items:center;gap:14px;padding:16px 22px}.child-selector img{width:58px;height:58px;object-fit:cover;border-radius:50%}.child-selector span{color:var(--muted)}.metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}.metric{display:grid;min-height:150px;align-content:center;gap:10px;padding:24px;box-shadow:none}.metric strong{font-size:2.7rem}.metric span{color:var(--muted)}.metric.accent strong{color:var(--green)}.report-card{margin-top:18px;padding:26px;box-shadow:none}.report-card h2{margin-top:0}.report-card p,.report-card li{color:#7d8798;line-height:1.6}.bar-label{display:flex;justify-content:space-between}.report-bar{height:14px;margin:12px 0;overflow:hidden;background:#edf0f4;border-radius:999px}.report-bar span{display:block;height:100%;background:var(--coral);border-radius:inherit}@media(min-width:720px){.screen{padding-inline:42px}.onboarding .form-card{padding:38px}.avatar-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.flashcard img,.image-placeholder{width:min(50vw,420px)}.quiz-image,.listen-prompt{width:min(54vw,480px)}.metric-grid{grid-template-columns:repeat(4,1fr)}.parent-screen{padding-inline:56px}.parent-screen .report-card{padding:34px}}@media(max-width:420px){.screen{padding-inline:14px}.welcome{grid-template-columns:112px minmax(0,1fr);gap:12px}.welcome h1{font-size:1.7rem}.welcome p{font-size:.9rem}.form-card{padding:20px}}@media(min-width:900px){.onboarding .form-card{grid-template-columns:repeat(2,1fr)}.onboarding .form-card>div,.onboarding .privacy-note{grid-column:1 / -1}.parent-screen{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-content:start;gap:18px}.parent-screen .topbar,.parent-screen .child-selector,.parent-screen>.parent-button{grid-column:1 / -1}.parent-screen .metric-grid{grid-column:1 / -1;margin-top:0}.gate-card{grid-column:1 / -1;width:100%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}