:root{--cream: #FFE8A3;--sky: #7EC8F5;--sky-deep: #4AA8E0;--coral: #FF8A7A;--coral-deep: #F06B5A;--mint: #8FE0C0;--lilac: #C9B6FF;--ink: #3A2F45;--ink-soft: #6B5A7A;--card: #FFFCF5;--shadow: 0 8px 0 rgba(58, 47, 69, .12);--radius: 24px;--radius-sm: 16px;--font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%;font-family:var(--font);color:var(--ink);background:linear-gradient(180deg,#fff6d6,#e8f6ff 55%,#ffe8f0);background-attachment:fixed;-webkit-tap-highlight-color:transparent}body{overflow-x:hidden}#app{max-width:480px;margin:0 auto;min-height:100dvh;padding:12px 16px 28px;position:relative}button{font-family:inherit;cursor:pointer;border:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.screen{display:none;animation:fadeIn .35s ease}.screen.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.cloud{position:absolute;font-size:2rem;opacity:.55;pointer-events:none;-webkit-user-select:none;user-select:none}.cloud-1{top:8px;left:8px}.cloud-2{top:28px;right:12px;font-size:1.5rem}.home-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:3px solid #fff;padding:20px 18px 24px;text-align:center;margin-top:36px;position:relative;z-index:1}.brand{font-size:.95rem;font-weight:700;color:var(--sky-deep);letter-spacing:.02em;margin:0 0 4px}.fox{width:120px;height:120px;margin:8px auto 4px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#ffd4a8,#ff9b6a 60%,#e87850);display:grid;place-items:center;font-size:4rem;box-shadow:0 6px #e8785059;position:relative;animation:bounce 2.4s ease-in-out infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.fox .wave{position:absolute;right:-8px;top:8px;font-size:1.6rem;animation:wave 1.6s ease-in-out infinite}@keyframes wave{0%,to{transform:rotate(0)}50%{transform:rotate(20deg)}}.greet{font-size:1.25rem;font-weight:800;margin:8px 0 4px;line-height:1.35}.sub{color:var(--ink-soft);font-size:.92rem;margin:0 0 16px}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;max-width:320px;min-height:64px;padding:14px 20px;font-size:1.25rem;font-weight:800;color:#fff;background:linear-gradient(180deg,#FF9B8A,var(--coral-deep));border-radius:999px;box-shadow:0 6px #c94e40;transition:transform .1s,box-shadow .1s}.btn-primary:active{transform:translateY(3px);box-shadow:0 3px #c94e40}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:48px;padding:10px 16px;font-size:1rem;font-weight:700;color:var(--ink);background:#fff;border:3px solid var(--sky);border-radius:999px;box-shadow:0 4px #4aa8e059}.btn-secondary:active{transform:translateY(2px);box-shadow:0 2px #4aa8e059}.btn-ghost{background:transparent;color:var(--ink-soft);font-size:.95rem;font-weight:600;padding:10px 12px;min-height:44px;border-radius:12px}.btn-listen{background:var(--lilac);color:var(--ink);font-weight:700;border-radius:999px;padding:10px 18px;min-height:48px;box-shadow:0 4px #8c6ec859}.progress-row{margin:18px 0 8px;font-size:1.05rem;font-weight:700}.stars{letter-spacing:2px;font-size:1.35rem}.home-nav{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}.footer-note{text-align:center;font-size:.75rem;color:var(--ink-soft);margin-top:18px;line-height:1.4;padding:0 8px}.round-shell{background:var(--card);border-radius:var(--radius);border:3px solid #fff;box-shadow:var(--shadow);padding:16px;min-height:calc(100dvh - 40px);display:flex;flex-direction:column}.round-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.step-pills{display:flex;gap:6px}.pill{width:10px;height:10px;border-radius:50%;background:#ddd}.pill.on{background:var(--coral)}.pill.done{background:var(--mint)}.scene-art{flex:0 0 auto;height:180px;border-radius:var(--radius-sm);display:grid;place-items:center;font-size:4.5rem;margin:8px 0 14px;border:3px dashed rgba(255,255,255,.7);position:relative;overflow:hidden}.scene-art.park{background:linear-gradient(160deg,#b8f0c8,#7ec8f5)}.scene-art.school{background:linear-gradient(160deg,#ffe8a3,#ffd0e8)}.scene-art.home{background:linear-gradient(160deg,#ffd4b8,#c9b6ff)}.scene-art.meal{background:linear-gradient(160deg,#ffb8a0,#ffe8a3)}.scene-art.play{background:linear-gradient(160deg,#a8e8ff,#b8f0c8)}.scene-art.polite{background:linear-gradient(160deg,#ffd0e8,#c9b6ff)}.scene-art.party{background:linear-gradient(160deg,#ff9b8a,#ffe8a3)}.scene-label{position:absolute;bottom:8px;left:50%;transform:translate(-50%);background:#fffcf5eb;padding:4px 12px;border-radius:999px;font-size:.8rem;font-weight:700;color:var(--ink-soft);white-space:nowrap}.coach-bubble{background:#fff;border:3px solid var(--sky);border-radius:20px 20px 20px 6px;padding:14px 16px;font-size:1.05rem;font-weight:700;line-height:1.45;margin-bottom:12px;position:relative}.coach-bubble:before{content:"🦊 Sunny";display:block;font-size:.75rem;color:var(--sky-deep);margin-bottom:4px}.zh-hint{margin-top:8px;font-size:.9rem;font-weight:600;color:var(--ink-soft);background:#fff6d6;border-radius:12px;padding:8px 10px}.round-actions{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:12px}.timer-wrap{display:grid;place-items:center;margin:12px 0}.timer-ring{width:140px;height:140px;border-radius:50%;background:conic-gradient(var(--coral) var(--pct, 100%),#eee 0);display:grid;place-items:center;position:relative}.timer-ring:before{content:"";position:absolute;top:10px;right:10px;bottom:10px;left:10px;border-radius:50%;background:var(--card)}.timer-num{position:relative;z-index:1;font-size:2.6rem;font-weight:900;color:var(--coral-deep)}.mic-zone{text-align:center;margin:8px 0 4px}.mic-pulse{width:88px;height:88px;margin:0 auto 8px;border-radius:50%;background:linear-gradient(180deg,var(--sky),var(--sky-deep));display:grid;place-items:center;font-size:2.4rem;color:#fff;box-shadow:0 0 #4aa8e080;animation:pulse 1.4s ease-out infinite}.mic-pulse.off{animation:none;background:#ccc;box-shadow:none}@keyframes pulse{0%{box-shadow:0 0 #4aa8e08c}70%{box-shadow:0 0 0 22px #4aa8e000}to{box-shadow:0 0 #4aa8e000}}.listening-label{font-weight:800;font-size:1.1rem;color:var(--sky-deep)}.heard-preview{min-height:28px;font-size:.95rem;color:var(--ink-soft);margin-top:6px;word-break:break-word}.encourage{text-align:center;font-size:1.2rem;font-weight:800;color:var(--coral-deep);margin:4px 0 12px}.you-said{background:#f0f7ff;border-radius:var(--radius-sm);padding:12px 14px;margin-bottom:14px;border:2px dashed var(--sky)}.you-said .label{font-size:.8rem;font-weight:700;color:var(--sky-deep)}.you-said .text{font-size:1.15rem;font-weight:800;margin-top:4px;word-break:break-word}.half-star-note{text-align:center;font-size:.95rem;font-weight:700;color:var(--ink-soft);background:#fff6d6;border-radius:12px;padding:10px;margin-bottom:12px}.magic-title{text-align:center;font-weight:800;font-size:1.05rem;margin:4px 0 10px}.reply-card{background:#fff;border:3px solid var(--mint);border-radius:var(--radius-sm);padding:14px;margin-bottom:10px;box-shadow:0 4px #64b48c40;animation:flipIn .45s ease backwards}.reply-card:nth-child(2){animation-delay:.15s}@keyframes flipIn{0%{opacity:0;transform:rotateX(-40deg) scale(.95)}to{opacity:1;transform:none}}.reply-en{font-size:1.15rem;font-weight:800;line-height:1.4;margin-bottom:4px}.reply-zh{font-size:.85rem;color:var(--ink-soft);font-weight:600}.reply-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}.btn-tiny{min-height:40px;padding:8px 14px;border-radius:999px;font-weight:700;font-size:.9rem;background:var(--cream);color:var(--ink);border:2px solid #F0D070}.btn-tiny.play{background:var(--sky);border-color:var(--sky-deep);color:#fff}.reward-banner{text-align:center;margin:14px 0 8px;font-size:1.1rem;font-weight:800}.sticker-pop{font-size:3rem;display:block;animation:pop .5s ease}@keyframes pop{0%{transform:scale(.3);opacity:0}70%{transform:scale(1.15)}to{transform:scale(1);opacity:1}}.page-title{font-size:1.4rem;font-weight:900;text-align:center;margin:8px 0 14px}.sticker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.sticker-cell{aspect-ratio:1;background:var(--card);border-radius:18px;border:3px solid #fff;box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:1.8rem}.sticker-cell.locked{filter:grayscale(1);opacity:.4}.sticker-cell .name{font-size:.65rem;font-weight:700;color:var(--ink-soft)}.parent-card{background:var(--card);border-radius:var(--radius);border:3px solid #fff;box-shadow:var(--shadow);padding:18px 16px 22px}.parent-card h2{margin:0 0 8px;font-size:1.25rem}.parent-card h3{margin:18px 0 8px;font-size:1rem;color:var(--sky-deep)}.parent-card p,.parent-card li{font-size:.92rem;line-height:1.5;color:var(--ink)}.parent-card ul{padding-left:1.2em;margin:0}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px dashed #e8dcc8;font-weight:700}.chip-group{display:flex;gap:6px;flex-wrap:wrap}.chip{min-height:40px;min-width:44px;padding:8px 12px;border-radius:999px;font-weight:800;background:#fff;border:2px solid #ddd;color:var(--ink-soft)}.chip.on{background:var(--sky);border-color:var(--sky-deep);color:#fff}.toggle{width:52px;height:30px;border-radius:999px;background:#ccc;position:relative;border:none;flex-shrink:0}.toggle.on{background:var(--mint)}.toggle:after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:left .15s;box-shadow:0 2px 4px #00000026}.toggle.on:after{left:25px}.danger-btn{width:100%;margin-top:12px;min-height:48px;border-radius:999px;font-weight:700;background:#ffe0dc;color:#a04030;border:2px solid #F0A090}.back-bar{margin-bottom:8px}@media(max-width:390px){#app{padding:10px 12px 24px}.scene-art{height:150px;font-size:3.6rem}.btn-primary{min-height:58px;font-size:1.15rem}}.friend-banner{background:linear-gradient(90deg,#ffe8a3,#ffd0e8);border-radius:14px;padding:8px 12px;font-weight:800;font-size:.92rem;margin:0 0 12px;color:var(--ink)}.friend-banner.soft{background:#f0f7ff;font-weight:700;color:var(--ink-soft)}.friend-chip{text-align:center;font-weight:800;font-size:.9rem;background:#ffe8a3;border-radius:999px;padding:6px 12px;margin-bottom:8px}.story-progress{height:10px;background:#eee;border-radius:999px;overflow:hidden;margin:8px 0 4px}.story-bar{height:100%;background:linear-gradient(90deg,var(--mint),var(--sky));border-radius:999px;transition:width .2s linear}.story-hint{text-align:center;font-size:.85rem;font-weight:700;color:var(--ink-soft);margin:0 0 4px}.story-sub{background:#f7f3ff;border-radius:12px;padding:10px 12px;font-size:.88rem;line-height:1.45;color:var(--ink-soft);margin-bottom:8px}.frame-box{background:#fff;border:3px dashed var(--lilac);border-radius:var(--radius-sm);padding:14px 16px;font-size:1.15rem;font-weight:800;text-align:center;margin:4px 0 12px;min-height:52px;line-height:1.4;word-break:break-word}.frame-box.frame-picked{border-style:solid;border-color:var(--coral);background:#fff8f5}.slot-grid{display:flex;flex-direction:column;gap:10px;margin-bottom:8px}.slot-card{display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:#fff;border:3px solid #e8dcc8;border-radius:16px;padding:12px 14px;font-weight:700;color:var(--ink);box-shadow:0 3px #3a2f4514;transition:border-color .12s,transform .1s}.slot-card.selected{border-color:var(--coral);background:#fff5f2;box-shadow:0 3px #f06b5a40}.slot-card:active{transform:translateY(2px)}.slot-emoji{font-size:1.6rem;flex-shrink:0}.slot-fill{flex:1;font-size:1rem;line-height:1.3}.slot-listen{font-size:1.1rem;opacity:.7}.help-box{margin-top:10px;background:#fff6d6;border-radius:12px;padding:10px 12px;font-size:.9rem;font-weight:700;color:var(--ink-soft);line-height:1.45}.chunks-summary{text-align:center;font-weight:800;font-size:1.05rem;margin:0 0 14px;color:var(--sky-deep)}.chunk-grid{display:grid;grid-template-columns:1fr;gap:10px}.chunk-cell{display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto;column-gap:10px;row-gap:2px;width:100%;text-align:left;background:var(--card);border:3px solid #fff;border-radius:16px;box-shadow:var(--shadow);padding:12px;color:var(--ink);position:relative}.chunk-cell.locked{filter:grayscale(1);opacity:.45}.chunk-cell.due{border-color:var(--coral)}.chunk-emoji{grid-row:1 / span 2;font-size:1.8rem;display:grid;place-items:center}.chunk-en{font-weight:800;font-size:.98rem;line-height:1.3}.chunk-zh{font-size:.8rem;font-weight:600;color:var(--ink-soft)}.due-tag{position:absolute;top:8px;right:8px;background:var(--coral);color:#fff;font-size:.7rem;font-weight:800;padding:2px 8px;border-radius:999px}.kid-method{background:#fff6d6;border-radius:16px;padding:12px 14px;margin:8px 0 12px}.kid-line{margin:0 0 4px;font-weight:800;color:var(--sky-deep)}.parent-card code{background:#eee;padding:1px 6px;border-radius:6px;font-size:.85em}@media(max-width:390px){.slot-fill{font-size:.92rem}.frame-box{font-size:1.05rem}.chunk-en{font-size:.9rem}}