@import"https://fonts.googleapis.com/css2?family=Baloo+2:wght@500;700;800&family=Nunito:wght@500;700&display=swap";:root{--bg-start: #fff3b8;--bg-mid: #ffd9d6;--bg-end: #d7efff;--text: #1b2141;--muted: #5b6482;--brand: #ff7b54;--brand-2: #ffcc67;--mint: #8ee7b4;--sky: #7ecfff;--card-shadow: 0 14px 32px rgba(19, 26, 62, .16)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Nunito,Segoe UI,sans-serif;color:var(--text);overflow:hidden;background:radial-gradient(circle at 12% 14%,rgba(255,255,255,.85) 0%,transparent 35%),radial-gradient(circle at 87% 76%,rgba(255,255,255,.65) 0%,transparent 30%),radial-gradient(circle at 80% 12%,rgba(255,255,255,.45) 0%,transparent 26%),linear-gradient(125deg,var(--bg-start),var(--bg-mid) 48%,var(--bg-end))}.app{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:clamp(8px,1.8vh,16px);overflow:hidden}.selector,.lesson{width:100%;background:#fffc;border-radius:28px;border:1px solid rgba(255,255,255,.9);box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.selector{max-width:560px;padding:clamp(16px,2.2vh,24px);max-height:calc(100dvh - 32px);overflow:hidden}.title{margin:0;text-align:center;font-family:"Baloo 2",Nunito,sans-serif;font-size:2.3rem;line-height:1;color:#2a2d58;text-shadow:0 2px 0 rgba(255,255,255,.5)}.subtitle{margin:10px 0 20px;text-align:center;color:var(--muted);font-size:1.02rem}.age-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:16px}.age-btn{border:2px solid transparent;border-radius:14px;padding:12px 8px;background:#fff;color:#3a4066;font-weight:700;cursor:pointer;transition:all .15s ease}.age-btn:hover{transform:translateY(-2px)}.age-btn.selected{border-color:#ffcf9b;background:linear-gradient(140deg,#fff4db,#ffe3c0);color:#652800}.variant{margin:0 0 16px;border:none;padding:0;display:flex;gap:12px;justify-content:center}.variant legend{display:none}.variant label{background:#fff;border-radius:12px;padding:8px 12px;display:flex;align-items:center;gap:8px}.extra-settings{background:linear-gradient(160deg,#f2f8ff,#eefef5);border:1px solid #d9e6fb;border-radius:16px;padding:12px;display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.checkbox{display:flex;align-items:center;gap:8px;font-weight:700}.speed-picker{display:grid;grid-template-columns:100px 1fr auto;align-items:center;gap:10px}.speed-picker input[type=range]{accent-color:#3c95ff}.voice-picker{display:grid;grid-template-columns:100px 1fr;align-items:center;gap:10px}.voice-picker select,.quick-settings select{border:1px solid #d0d8ef;border-radius:8px;padding:6px 8px;background:#fff;color:#2f3a63;font-weight:700}.start-btn{width:100%;border:none;border-radius:16px;padding:14px;font-family:"Baloo 2",Nunito,sans-serif;font-size:1.2rem;letter-spacing:.3px;color:#fff;cursor:pointer;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 10px 24px #ff7b5459}.lesson{max-width:860px;height:calc(100dvh - 24px);padding:clamp(12px,1.8vh,20px);display:flex;flex-direction:column;overflow:hidden}.lesson-header{display:flex;align-items:center;gap:12px;margin-bottom:8px}.lesson-header h2{margin:1px 0 0;font-family:"Baloo 2",Nunito,sans-serif;font-size:1.75rem;line-height:1;color:#2d2f5c}.back{border:1px solid #d9e5ff;background:linear-gradient(145deg,#fff,#edf4ff);color:#2f3a63;height:42px;padding:0 12px 0 10px;border-radius:999px;cursor:pointer;box-shadow:0 8px 20px #111e3a24;display:inline-flex;align-items:center;gap:8px;font-weight:800}.back:hover{transform:translateY(-1px)}.back-icon{width:24px;height:24px;border-radius:999px;background:#e3eeff;color:#2554a8;display:inline-flex;align-items:center;justify-content:center;line-height:1}.back-label{font-size:.92rem;letter-spacing:.2px}.small{color:var(--muted);font-size:.9rem}.session-stats{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:8px}.chip{border:none;border-radius:999px;padding:8px 13px;font-weight:700;background:linear-gradient(140deg,#eaf4ff,#e3ffe8);color:#355}.reset-chip{cursor:pointer}.progress-track{width:100%;height:12px;border-radius:999px;background:#4c669d29;overflow:hidden}.progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#59bc85,#4b9eff);transition:width .24s ease}.content{display:grid;grid-template-columns:1.2fr 1fr;grid-template-areas:"card settings" "card controls" "card practice" "card nav";gap:8px 12px;flex:1;min-height:0;overflow:hidden}.card{grid-area:card;background:linear-gradient(155deg,#fffef9,#fff3de);border-radius:20px;box-shadow:inset 0 1px #ffffffe6,0 16px 30px #43341226;padding:clamp(10px,1.2vh,14px);display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;min-height:0;overflow:hidden}.sentence-card{background:linear-gradient(165deg,#f4fbff,#ebfff4)}.card-top{width:100%;display:flex;justify-content:flex-end}.lesson-type{display:inline-block;border-radius:999px;padding:4px 10px;font-size:.72rem;letter-spacing:.4px;text-transform:uppercase;background:#2578ff1f;color:#1d4a99;font-weight:800}.lesson-image-wrap{width:100%;min-height:clamp(86px,17vh,148px);border-radius:14px;background:radial-gradient(circle at 20% 20%,#fff,#f0f5ff 60%,#ebffe9);border:1px solid #deebff;display:flex;align-items:center;justify-content:center}.lesson-image{width:clamp(62px,12vh,112px);height:clamp(62px,12vh,112px);object-fit:contain;filter:drop-shadow(0 8px 12px rgba(67,95,160,.15))}.letter{font-family:"Baloo 2",Nunito,sans-serif;font-size:clamp(2rem,4.4vh,3.2rem);font-weight:800;line-height:1}.sentence-text{font-size:clamp(1.05rem,2.4vh,1.45rem)}.prompt{color:#49506e;font-size:clamp(.82rem,1.7vh,.94rem);line-height:1.2;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.goal{width:100%;border-radius:12px;background:linear-gradient(140deg,#fff9df,#eefcff);border:1px solid #e1ebff;color:#334060;font-size:clamp(.72rem,1.45vh,.82rem);font-weight:700;padding:6px 8px;line-height:1.2;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.clues{width:100%;display:flex;justify-content:center;flex-wrap:wrap;gap:6px}.clue{min-width:72px;display:inline-flex;align-items:center;gap:6px;border-radius:12px;background:#fff;border:1px solid #dde8ff;padding:4px 7px}.clue img{width:16px;height:16px;object-fit:contain}.clue span{font-size:.7rem;color:#3f4b73;font-weight:700}.done-pill{border-radius:999px;background:linear-gradient(140deg,#d7ffd8,#a9efc5);color:#16552d;padding:5px 10px;font-weight:800;font-size:.78rem}.quick-settings,.controls,.practice-row,.nav{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.quick-settings{grid-area:settings;justify-content:space-between}.quick-settings label{border-radius:10px;padding:9px 10px;background:linear-gradient(160deg,#fff,#f7fbff);display:flex;align-items:center;gap:8px;border:1px solid #dfe9ff}.rate-select select{border:1px solid #d0d8ef;border-radius:8px;padding:4px 6px}.controls{grid-area:controls}.practice-row{grid-area:practice}.nav{grid-area:nav}.action,.nav-btn{border:none;border-radius:12px;padding:8px 11px;font-weight:800;cursor:pointer;transition:transform .12s ease;font-size:.9rem}.action:hover,.nav-btn:hover{transform:translateY(-1px)}.action{color:#fff;background:linear-gradient(135deg,#3d8bff,#67ccff);box-shadow:0 10px 22px #2f8dff47}.action.secondary{background:#fff;color:#223;border:1px solid #d2dcf7;box-shadow:none}.complete-btn{background:linear-gradient(140deg,#22a56a,#5ddf95);box-shadow:0 8px 18px #2ea66f3b}.recording-indicator{background:linear-gradient(135deg,#ff5a76,#ff8f67);box-shadow:0 8px 18px #ff5a764d}.error-text{margin:0;color:#a80f31;font-weight:700}.progress{font-weight:700;color:var(--muted);align-self:center;font-size:.9rem}.action:disabled,.nav-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.pulse{animation:pulse 2.2s ease-in-out infinite}.bounce{animation:bounce 1.1s ease-in-out infinite}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1)}}@keyframes bounce{0%{transform:translateY(0)}50%{transform:translateY(-7px)}to{transform:translateY(0)}}@media (max-width: 780px){.lesson{padding:10px}.content{grid-template-columns:1fr;grid-template-areas:"card" "controls" "nav" "settings" "practice";gap:6px}.card{padding:10px}.quick-settings label{padding:6px 8px;font-size:.84rem}.action,.nav-btn{padding:7px 10px;font-size:.84rem}.session-stats{gap:6px}.chip{padding:6px 10px;font-size:.8rem}}@media (max-width: 560px){.selector{padding:14px}.title{font-size:1.7rem}.age-row{grid-template-columns:repeat(2,minmax(0,1fr))}.speed-picker{grid-template-columns:1fr}}