:root{--kids-pink:#ff7bac;--kids-pink-deep:#ef5b95;--kids-blue:#54c3ff;--kids-blue-deep:#2aa9ec;--kids-mint:#66dcae;--kids-mint-deep:#37bd8c;--kids-yellow:#ffd166;--kids-yellow-deep:#f2b33a;--kids-purple:#b78cf7;--kids-purple-deep:#9a6be8;--kids-cream:#fff8ed;--kids-card:#fff;--kids-ink:#5a3e4a;--kids-ink-soft:#96798a;--kids-radius:28px;--kids-shadow:0 14px 30px #c794a438}.kids-body{min-width:320px;color:var(--kids-ink);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;background:radial-gradient(circle at 12% 18%,#ffd16647 0 60px,#0000 62px),radial-gradient(circle at 88% 12%,#54c3ff38 0 74px,#0000 76px),radial-gradient(circle at 84% 80%,#ff7bac2e 0 80px,#0000 82px),linear-gradient(#eaf7ff 0%,#fff8ed 70%);margin:0;font-family:Hiragino Sans GB,PingFang SC,Microsoft YaHei,WenQuanYi Micro Hei,sans-serif;font-size:17px;line-height:1.6}.kids-body a{color:inherit}.kids-body :focus-visible{outline:4px solid var(--kids-blue);outline-offset:3px;border-radius:8px}.kids-body img{max-width:100%;display:block}.kids-topbar{justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;display:flex}.kids-home,.kids-back{border-radius:999px;align-items:center;gap:8px;font-weight:800;text-decoration:none;display:inline-flex}.kids-home{color:var(--kids-pink-deep);font-size:17px}.kids-home:hover{color:var(--kids-purple-deep)}.kids-back{color:var(--kids-ink-soft);background:#ffffffb8;padding:8px 16px;font-size:13px;box-shadow:0 4px 12px #c794a429}.kids-back:hover{color:var(--kids-blue-deep)}.kids-main{width:min(760px,100% - 32px);margin:0 auto;padding:20px 0 64px}.kids-hero{text-align:center;padding:28px 8px 20px}.kids-hero-emoji{font-size:clamp(56px,12vw,88px);line-height:1;animation:3.2s ease-in-out infinite kids-bob}@keyframes kids-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.kids-eyebrow{color:var(--kids-blue-deep);letter-spacing:.08em;margin:14px 0 4px;font-size:14px;font-weight:800}.kids-title{letter-spacing:.01em;margin:0;font-size:clamp(34px,7vw,52px);line-height:1.2}.kids-sub{max-width:560px;color:var(--kids-ink-soft);margin:12px auto 0;font-size:17px}.kids-hero .kids-title em{background:linear-gradient(120deg, var(--kids-pink), var(--kids-purple));color:#0000;background-clip:text;font-style:normal}.kids-badge-row{justify-content:center;gap:14px;margin-top:20px;font-size:24px;display:flex}.kids-badge-row span{filter:grayscale();opacity:.35;transition:filter .32s,opacity .32s,transform .32s}.kids-badge-row span.kids-badge-on{filter:none;opacity:1;transform:scale(1.15)}.kids-grid{grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px;display:grid}.kid-card{border-radius:var(--kids-radius);background:var(--kids-card);box-shadow:var(--kids-shadow);flex-direction:column;align-items:stretch;padding:24px 20px 22px;text-decoration:none;transition:transform .18s,box-shadow .18s;display:flex}.kid-card:hover{transform:translateY(-6px)rotate(-.6deg);box-shadow:0 20px 40px #c794a44d}.kid-card-top{justify-content:space-between;align-items:center;display:flex}.kid-card-emoji{font-size:clamp(44px,7vw,60px);line-height:1}.kid-card-level{color:#fff;border-radius:999px;padding:5px 12px;font-size:12px;font-weight:800}.kid-card-level-pink{background:var(--kids-pink)}.kid-card-level-blue{background:var(--kids-blue)}.kid-card-level-mint{background:var(--kids-mint-deep)}.kid-card h3{margin:16px 0 6px;font-size:22px}.kid-card p{color:var(--kids-ink-soft);margin:0;font-size:14.5px;line-height:1.65}.kid-card-go{color:var(--kids-blue-deep);margin-top:16px;font-size:14px;font-weight:800}.game-panel{border-radius:var(--kids-radius);background:var(--kids-card);box-shadow:var(--kids-shadow);margin-top:10px;padding:clamp(20px,4vw,34px)}.game-hud{justify-content:space-between;align-items:center;gap:10px;margin-bottom:22px;display:flex}.hud-dots{gap:8px;display:flex}.hud-dots i{background:#f3dce5;border-radius:50%;width:14px;height:14px;transition:background .2s,transform .2s}.hud-dots i.hud-dot-on{background:var(--kids-pink);transform:scale(1.2)}.hud-score{color:var(--kids-ink-soft);font-size:14px;font-weight:800}.hud-score b{color:var(--kids-pink-deep);font-size:20px}.math-question{text-align:center}.math-cup{letter-spacing:2px;min-height:128px;font-size:56px;line-height:1.2}.math-cup span{animation:.24s both kids-drop;display:inline-block}@keyframes kids-drop{0%{opacity:0;transform:translateY(-26px)scale(.4)}to{opacity:1;transform:none}}.math-formula{letter-spacing:.04em;margin:14px 0 6px;font-size:clamp(36px,8vw,54px);font-weight:800}.math-formula b{color:var(--kids-pink-deep)}.math-hint{color:var(--kids-ink-soft);min-height:24px;margin:0 0 20px;font-size:15px}.math-hint.kids-good{color:var(--kids-mint-deep);font-weight:800}.math-hint.kids-bad{color:var(--kids-pink-deep);font-weight:800}.choice-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.choice-btn{color:#fff;cursor:pointer;border:0;border-radius:22px;min-height:76px;font-size:clamp(26px,6vw,36px);font-weight:800;transition:transform .12s,box-shadow .12s,filter .16s;box-shadow:0 6px #00000024}.choice-btn:hover{filter:brightness(1.06)}.choice-btn:active{transform:translateY(5px);box-shadow:0 1px #00000024}.choice-btn[disabled]{cursor:default;filter:saturate(.4)brightness(.94)}.choice-1{background:var(--kids-pink)}.choice-2{background:var(--kids-blue)}.choice-3{background:var(--kids-mint-deep)}.memory-grid{perspective:800px;grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.mem-card{aspect-ratio:3/4;cursor:pointer;transform-style:preserve-3d;background:0 0;border:0;border-radius:18px;padding:0;transition:transform .42s cubic-bezier(.3,.9,.3,1);position:relative}.mem-card.kids-flipped{transform:rotateY(180deg)}.mem-face{backface-visibility:hidden;border-radius:18px;place-items:center;display:grid;position:absolute;inset:0}.mem-back{color:#fff;background:linear-gradient(140deg, var(--kids-purple), var(--kids-pink));font-size:clamp(24px,5vw,34px);box-shadow:0 5px #0000001f}.mem-front{background:#fff;font-size:clamp(30px,6.5vw,44px);transform:rotateY(180deg);box-shadow:0 5px #00000014}.mem-card.kids-matched{cursor:default}.mem-card.kids-matched .mem-front{animation:.48s both kids-pop;box-shadow:0 5px #37bd8c59,0 0 0 5px #66dcae66}@keyframes kids-pop{0%{transform:rotateY(180deg)scale(1)}45%{transform:rotateY(180deg)scale(1.18)}to{transform:rotateY(180deg)scale(1)}}.quiz-art{text-align:center;margin:6px 0 4px}.quiz-art span{font-size:clamp(80px,18vw,120px);line-height:1;animation:4s ease-in-out infinite kids-drift;display:inline-block}@keyframes kids-drift{0%,to{transform:translateY(0)rotate(-2deg)}50%{transform:translateY(-10px)rotate(2deg)}}.quiz-clue{text-align:center;max-width:520px;color:var(--kids-ink);margin:10px auto 22px;font-size:18px;line-height:1.75}.quiz-feedback{text-align:center;min-height:30px;margin:0 0 16px;font-size:17px;font-weight:800}.quiz-feedback.kids-good{color:var(--kids-mint-deep)}.quiz-feedback.kids-bad{color:var(--kids-pink-deep)}.game-result{text-align:center;padding:18px 0 6px}.game-result-emoji{font-size:clamp(64px,14vw,96px);animation:2.6s ease-in-out infinite kids-bob}.game-result h2{margin:16px 0 6px;font-size:clamp(28px,6vw,40px)}.game-result p{color:var(--kids-ink-soft);margin:0;font-size:17px}.game-result .hud-score{margin-top:10px;font-size:15px}.result-actions{flex-wrap:wrap;justify-content:center;gap:14px;margin-top:26px;display:flex}.kid-btn{color:#fff;cursor:pointer;border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;min-height:58px;padding:12px 26px;font-size:18px;font-weight:800;text-decoration:none;transition:transform .12s,box-shadow .12s,filter .16s;display:inline-flex;box-shadow:0 6px #00000024}.kid-btn:hover{filter:brightness(1.06)}.kid-btn:active{transform:translateY(5px);box-shadow:0 1px #00000024}.kid-btn-pink{background:var(--kids-pink)}.kid-btn-blue{background:var(--kids-blue)}.kid-btn-mint{background:var(--kids-mint-deep)}.kid-btn-purple{background:var(--kids-purple-deep)}.kid-btn-yellow{background:var(--kids-yellow-deep)}.kid-btn-plain{color:var(--kids-ink-soft);background:#fff}.kids-footer{color:var(--kids-ink-soft);text-align:center;background:#fff9;margin-top:30px;padding:34px 20px 40px}.kids-footer p{margin:0 0 10px;font-size:15px}.kids-compliance{flex-wrap:wrap;justify-content:center;gap:10px 20px;font-size:12px;display:flex}.kids-compliance a{color:var(--kids-ink-soft);text-decoration:none}.kids-compliance a:hover{color:var(--kids-blue-deep)}.kids-mps{align-items:center;gap:6px;display:inline-flex}.kids-mps img{object-fit:contain;width:18px;height:18px}.kids-copy{margin-top:14px!important;font-size:12px!important}.skip-kids{z-index:999;color:#fff;background:var(--kids-pink-deep);border-radius:999px;padding:10px 16px;text-decoration:none;transition:transform .16s;position:fixed;top:10px;left:10px;transform:translateY(-160%)}.skip-kids:focus{transform:translateY(0)}@media (width<=640px){.kids-grid{grid-template-columns:1fr}.kid-card{flex-direction:row;align-items:center;gap:16px;padding:18px 20px}.kid-card-main{flex:1}.kid-card h3{margin-top:0}.kid-card p{font-size:13.5px}.kid-card-go{margin-top:8px}.memory-grid{grid-template-columns:repeat(3,1fr)}.kids-back{font-size:12px}}