:root{--pink: #ff7eb9;--pink-deep: #ff4fa3;--purple: #a685ff;--purple-deep: #7c4dff;--blue: #5ec8ff;--cyan: #7afcff;--yellow: #ffd86b;--orange: #ff9e7e;--green: #7cf29c;--ink: #3a2c5a;--white: #ffffff;--shadow: 0 10px 0 rgba(124, 77, 255, .18), 0 18px 30px rgba(124, 77, 255, .22);--radius: 28px;font-family:Noto Sans TC,PingFang TC,Microsoft JhengHei,system-ui,sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;padding:0;min-height:100%;height:100%}body{color:var(--ink);overflow-x:hidden;background:linear-gradient(160deg,#fff0f7,#f3f0ff 45%,#eafcff);user-select:none;-webkit-user-select:none}#root{position:relative;z-index:1}button{font-family:inherit;cursor:pointer;border:none;outline:none}h1,h2,h3,p{margin:0}.app-shell{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:18px 16px 48px;z-index:1}.screen{width:100%;max-width:920px;margin:0 auto;animation:screen-in .5s cubic-bezier(.22,1.4,.4,1) both}@keyframes screen-in{0%{opacity:0;transform:translateY(24px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.title-bar{text-align:center;margin:6px 0 14px}.title-bar h1{font-size:clamp(2rem,7vw,3.4rem);font-weight:900;letter-spacing:2px;background:linear-gradient(90deg,var(--pink-deep),var(--purple-deep),var(--blue),var(--pink-deep));background-size:300% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:rainbow-slide 6s linear infinite;text-shadow:0 4px 0 rgba(255,255,255,.6);filter:drop-shadow(0 6px 10px rgba(124,77,255,.25))}@keyframes rainbow-slide{to{background-position:300% 0}}.title-bar .subtitle{margin-top:6px;font-size:clamp(.95rem,3.6vw,1.25rem);font-weight:800;color:var(--purple-deep)}.title-emoji{display:inline-block;animation:wobble 2.4s ease-in-out infinite}.big-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:900;font-size:clamp(1.05rem,4.4vw,1.5rem);color:var(--white);padding:18px 30px;border-radius:999px;background:linear-gradient(180deg,var(--pink),var(--pink-deep));box-shadow:var(--shadow);transition:transform .12s ease,filter .2s ease;text-shadow:0 2px 0 rgba(0,0,0,.12)}.big-btn:active{transform:translateY(6px) scale(.97);box-shadow:0 4px #7c4dff2e,0 8px 16px #7c4dff33}.big-btn:hover{filter:brightness(1.05) saturate(1.1)}.big-btn.green{background:linear-gradient(180deg,#9bf6b6,var(--green));color:#1f6b3a;text-shadow:none}.big-btn.blue{background:linear-gradient(180deg,var(--cyan),var(--blue));color:#0a4c73;text-shadow:none}.big-btn.yellow{background:linear-gradient(180deg,#ffe89a,var(--yellow));color:#8a5a00;text-shadow:none}.big-btn.purple{background:linear-gradient(180deg,#c3aaff,var(--purple-deep))}.big-btn.ghost{background:#fffc;color:var(--purple-deep);box-shadow:0 6px #7c4dff24}.big-btn .shine{position:absolute;top:6px;left:18px;width:38%;height:30%;border-radius:999px;background:#ffffff80;filter:blur(2px);pointer-events:none}.bg-layer{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;overflow:hidden;pointer-events:none}.floaty{position:absolute;font-size:2.6rem;opacity:.55;animation:float-up linear infinite;will-change:transform}@keyframes float-up{0%{transform:translateY(110vh) rotate(0) scale(.8)}to{transform:translateY(-20vh) rotate(360deg) scale(1.1)}}.blob{position:absolute;border-radius:50%;filter:blur(36px);opacity:.5;animation:blob-move 14s ease-in-out infinite alternate}@keyframes blob-move{0%{transform:translate(0) scale(1)}to{transform:translate(40px,-30px) scale(1.2)}}.mascot{display:inline-block;position:relative;text-align:center;animation:mascot-bounce 1.8s ease-in-out infinite}.mascot .face{font-size:clamp(3.2rem,14vw,5.2rem);filter:drop-shadow(0 8px 10px rgba(124,77,255,.3))}.mascot .bubble{display:inline-block;margin-top:8px;background:var(--white);border:3px solid var(--purple);color:var(--purple-deep);font-weight:800;padding:8px 16px;border-radius:18px;font-size:clamp(.9rem,3.6vw,1.15rem);box-shadow:0 6px #7c4dff24;animation:pop-in .4s ease both}@keyframes mascot-bounce{0%,to{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-14px) rotate(2deg)}}.cat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:6px}.cat-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;padding:14px 8px 30px;border-radius:24px;background:linear-gradient(180deg,#ffffffe6,var(--cat));box-shadow:0 7px #0000001a,0 12px 22px #7c4dff2e;transition:transform .14s ease;color:var(--ink)}.cat-card:active{transform:scale(.95)}.cat-icon{font-size:clamp(1.8rem,8vw,2.6rem);animation:wobble 3s ease-in-out infinite}.cat-name{font-weight:900;font-size:clamp(1rem,4.4vw,1.3rem)}.cat-desc{font-size:clamp(.7rem,3vw,.9rem);font-weight:700;opacity:.85}.cat-count{position:absolute;bottom:8px;background:var(--white);color:var(--purple-deep);font-weight:900;font-size:.85rem;padding:2px 12px;border-radius:999px;box-shadow:0 3px #7c4dff24}.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 4px}.mode-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:8px}.mode-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:4px;padding:24px 14px 18px;border-radius:28px;background:linear-gradient(180deg,#ffffff,var(--mc));box-shadow:0 9px #0000001a,0 16px 28px #7c4dff33;color:var(--ink);overflow:hidden}.mode-card:after{content:"";position:absolute;top:-40%;left:-30%;width:60%;height:180%;background:#ffffff59;transform:rotate(20deg);filter:blur(6px)}.mode-icon{font-size:clamp(2.6rem,12vw,4rem)}.mode-name{font-weight:900;font-size:clamp(1.15rem,5vw,1.5rem)}.mode-desc{font-weight:700;font-size:clamp(.8rem,3.4vw,1rem);opacity:.85}.mode-go{margin-top:8px;background:var(--white);color:var(--purple-deep);font-weight:900;padding:6px 18px;border-radius:999px;font-size:.95rem;box-shadow:0 4px #7c4dff24}.symbol-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:10px;margin-top:12px}.symbol-chip{position:relative;aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:clamp(1.6rem,6vw,2.2rem);font-weight:900;color:var(--white);border-radius:22px;box-shadow:0 6px #0000001f,0 10px 18px #7c4dff2e;transition:transform .14s ease}.symbol-chip:active{transform:scale(.9) rotate(-4deg)}.symbol-chip.selected{outline:4px solid var(--white);outline-offset:-4px;animation:chip-pulse 1.2s ease-in-out infinite}.symbol-chip .tick{position:absolute;top:-8px;right:-8px;font-size:1.2rem;background:var(--white);border-radius:50%;padding:2px;box-shadow:0 3px 6px #0003}@keyframes chip-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}.card{background:#ffffffdb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);border:3px solid rgba(255,255,255,.9)}.section-title{display:flex;align-items:center;gap:10px;font-size:clamp(1.1rem,4.4vw,1.5rem);font-weight:900;color:var(--purple-deep);margin-bottom:6px}.pill{display:inline-flex;align-items:center;gap:6px;background:var(--white);color:var(--purple-deep);font-weight:800;padding:6px 14px;border-radius:999px;box-shadow:0 4px #7c4dff24;font-size:.95rem}@keyframes wobble{0%,to{transform:rotate(-8deg)}50%{transform:rotate(8deg)}}@keyframes pop-in{0%{transform:scale(.4);opacity:0}70%{transform:scale(1.12)}to{transform:scale(1);opacity:1}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-10px) rotate(-3deg)}40%{transform:translate(10px) rotate(3deg)}60%{transform:translate(-8px)}80%{transform:translate(8px)}}.shake{animation:shake .5s ease}@keyframes spin-slow{to{transform:rotate(360deg)}}@keyframes heartbeat{0%,to{transform:scale(1)}30%{transform:scale(1.18)}60%{transform:scale(.96)}}.topbar{width:100%;max-width:920px;display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.icon-btn{display:inline-flex;align-items:center;gap:8px;background:#ffffffe6;color:var(--purple-deep);font-weight:900;padding:10px 18px;border-radius:999px;box-shadow:0 5px #7c4dff29;font-size:1rem;transition:transform .12s ease}.icon-btn:active{transform:translateY(4px);box-shadow:0 1px #7c4dff29}.stars{display:flex;gap:6px;font-size:1.6rem}.star-on{animation:pop-in .4s ease both;filter:drop-shadow(0 3px 4px rgba(255,180,0,.5))}.star-off{opacity:.3;filter:grayscale(1)}@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}.game-screen{display:flex;flex-direction:column;align-items:stretch}.speak-row,.nav-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:16px}.quiz-progress{display:flex;justify-content:center;gap:10px;margin-bottom:6px}.flip-stage{position:relative;display:flex;justify-content:center;min-height:320px;perspective:1000px}.flash-card{width:min(86vw,360px);min-height:320px;border-radius:36px;box-shadow:0 14px #0000001a,0 24px 40px #7c4dff40;border:4px solid #fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;cursor:pointer}.flash-symbol{font-size:clamp(7rem,34vw,11rem);font-weight:900;line-height:1;color:#fff;text-shadow:0 6px 0 rgba(124,77,255,.25),0 10px 16px rgba(0,0,0,.15)}.flash-word{display:flex;align-items:center;gap:10px;font-weight:900;font-size:clamp(1.3rem,6vw,1.8rem);color:var(--ink);background:#ffffffbf;padding:8px 20px;border-radius:999px}.flash-emoji{font-size:1.6em}.tap-hint{font-weight:800;color:var(--purple-deep);background:#ffffffb3;padding:4px 14px;border-radius:999px;font-size:.9rem;margin-top:4px}.option-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:480px;margin:8px auto 0}.option-chip{position:relative;aspect-ratio:1.3;display:flex;align-items:center;justify-content:center;font-size:clamp(3rem,16vw,5rem);font-weight:900;color:var(--ink);border-radius:28px;box-shadow:0 9px #0000001a,0 14px 24px #7c4dff2e;border:4px solid #fff}.option-chip .badge{position:absolute;top:-10px;right:-10px;font-size:1.8rem;filter:drop-shadow(0 3px 4px rgba(0,0,0,.2))}.opt-right{animation:pop-in .4s ease,chip-pulse .8s ease .2s;outline:5px solid var(--green)}.opt-wrong{animation:shake .5s ease;outline:5px solid var(--pink-deep);opacity:.85}.trace-wrap{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:6px}.trace-stage{position:relative;width:min(82vw,340px);height:min(82vw,340px);border-radius:28px;background:repeating-linear-gradient(0deg,transparent,transparent 49%,#e6dcff 49%,#e6dcff 51%,transparent 51%),repeating-linear-gradient(90deg,transparent,transparent 49%,#e6dcff 49%,#e6dcff 51%,transparent 51%),#fffdf7;box-shadow:inset 0 0 0 4px #fff,0 8px 18px #7c4dff2e;overflow:hidden;touch-action:none}.trace-ghost{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:min(62vw,260px);font-weight:900;opacity:.22;pointer-events:none;-webkit-user-select:none;user-select:none}.trace-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;touch-action:none;cursor:crosshair}.trace-done{position:absolute;top:8px;right:12px;font-size:3rem;filter:drop-shadow(0 4px 6px rgba(255,180,0,.5))}.trace-word{font-weight:900;color:var(--purple-deep);font-size:clamp(1.1rem,4.6vw,1.4rem)}.match-board{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:560px;margin:0 auto;width:100%}.match-col{display:flex;flex-direction:column;gap:12px}.match-head{text-align:center;font-weight:900;color:var(--purple-deep);background:#fffc;border-radius:999px;padding:6px;box-shadow:0 4px #7c4dff1f}.match-symbol{position:relative;height:76px;display:flex;align-items:center;justify-content:center;font-size:2.4rem;font-weight:900;color:var(--ink);border-radius:22px;border:4px solid #fff;box-shadow:0 7px #0000001a,0 10px 18px #7c4dff29}.match-symbol.sel{outline:5px solid var(--purple-deep)}.match-pic{position:relative;height:76px;display:flex;align-items:center;justify-content:center;gap:8px;border-radius:22px;border:4px solid #fff;background:linear-gradient(180deg,#fff,#fff0f7);box-shadow:0 7px #00000014,0 10px 18px #7c4dff24;font-weight:900;color:var(--ink)}.match-emoji{font-size:2rem}.match-word{font-size:1.05rem}.match-symbol.matched,.match-pic.matched{opacity:.55;filter:saturate(.7)}.match-symbol .badge,.match-pic .badge{position:absolute;top:-8px;right:-8px;font-size:1.4rem}.result-card{display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center;margin-top:20px;padding:30px 20px}.result-score{font-size:clamp(2rem,10vw,3rem);font-weight:900;color:var(--pink-deep);animation:heartbeat 1.2s ease-in-out infinite}