@import"https://fonts.googleapis.com/css2?family=Fredoka:wght@700&family=Noto+Sans+SC:wght@500;700;900&family=Nunito:wght@700;900&family=ZCOOL+KuaiLe&display=swap";:root{--primary: #0288d1;--accent: #ffc107;--glass: rgba(255, 255, 255, .85);--shadow: 0 10px 30px rgba(0, 40, 80, .2)}html,body,#app{margin:0;min-height:100%}body{overflow:hidden;background:linear-gradient(180deg,#4fc3f7,#81d4fa,#e1f5fe);font-family:Nunito,Noto Sans SC,sans-serif;-webkit-user-select:none;user-select:none}#game-container{position:relative;width:100vw;height:100vh}canvas{display:block;width:100%;height:100%}#cam-window{position:absolute;right:25px;bottom:25px;z-index:10;width:180px;height:135px;overflow:hidden;border:5px solid #fff;border-radius:24px;background:#000;box-shadow:var(--shadow);transform:scaleX(-1);transition:transform .3s}#preview-canvas{width:100%;height:100%;object-fit:cover}#ui-layer{position:absolute;top:0;left:0;box-sizing:border-box;display:flex;justify-content:space-between;align-items:flex-start;width:100%;padding:30px;pointer-events:none}.score-pill{display:flex;gap:15px;align-items:center;padding:10px 30px;border:3px solid #fff;border-radius:50px;background:var(--glass);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.score-icon{font-size:28px}.s-txt{color:#ff8f00;font-family:Fredoka,Noto Sans SC,cursive;font-size:36px;line-height:1}#card-popup{position:absolute;top:50%;left:50%;z-index:50;width:260px;overflow:hidden;border-radius:24px;background:#fff;text-align:center;box-shadow:0 20px 50px #0032644d,0 5px 15px #0000001a;opacity:0;pointer-events:none;transform:translate(-50%,-50%) scale(0);transition:transform .5s cubic-bezier(.34,1.56,.64,1),opacity .3s}#card-popup.show{opacity:1;transform:translate(-50%,-50%) scale(1)}.card-top{position:relative;display:flex;justify-content:center;align-items:center;height:90px;overflow:visible;background:#ffeb3b}.card-top:after{content:"";position:absolute;bottom:-15px;width:100%;height:30px;border-radius:50% 50% 0 0;background:#fff}#c-emoji{position:relative;top:0;font-size:50px;line-height:1;filter:drop-shadow(0 4px 8px rgba(0,0,0,.15))}.card-content{padding:12px 20px 24px;overflow:visible}#c-word{margin:0;color:#37474f;font-family:Fredoka,Noto Sans SC,cursive;font-size:32px;line-height:1.1;word-break:break-word;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}#c-phone{display:block;margin-bottom:10px;color:#90a4ae;font-family:sans-serif;font-size:16px;font-weight:700}#c-zh{margin-bottom:6px;color:#455a64;font-size:18px;font-weight:900}#c-zh-pron{margin-bottom:12px;color:#90a4ae;font-size:14px;font-weight:700;letter-spacing:.02em}#c-cat{display:inline-block;padding:4px 12px;border-radius:8px;background:#eceff1;color:#546e7a;font-size:11px;font-weight:900;letter-spacing:1px;text-transform:uppercase}#lobby{position:absolute;top:0;left:0;z-index:999;display:flex;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;box-sizing:border-box;padding:28px 0 24px;background:#e1f5fe66;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);transition:opacity .6s ease-out}.title-group{margin-bottom:16px;text-align:center;animation:float 4s ease-in-out infinite}.game-logo{margin:0;color:#ffca28;font-family:ZCOOL KuaiLe,Noto Sans SC,cursive;font-size:74px;line-height:1;letter-spacing:0;transform:rotate(-3deg);text-shadow:4px 4px 0 #ff6f00,8px 8px 0 rgba(0,0,0,.1);-webkit-text-stroke:4px #fff}.subtitle{display:inline-block;margin-top:15px;padding:8px 24px;border-radius:30px;background:#0288d1;box-shadow:0 5px 15px #0288d166;color:#fff;font-size:18px;font-weight:900;letter-spacing:1px;transform:rotate(2deg)}.hero-display{display:flex;justify-content:center;align-items:center;width:140px;height:140px;margin-bottom:24px;border:6px solid #fff;border-radius:50%;background:radial-gradient(circle at 30% 30%,#fff,#e1f5fe);box-shadow:0 15px 40px #0064c833;font-size:70px;animation:pulse-soft 3s infinite}.tutorial-row{display:flex;gap:20px;margin-bottom:24px}.dictionary-panel{display:flex;flex-direction:column;gap:12px;width:min(420px,calc(100vw - 48px));margin-bottom:18px;padding:16px 18px;border:2px solid rgba(255,255,255,.85);border-radius:26px;background:#ffffffb8;box-shadow:0 14px 30px #0046821a;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.dictionary-label{color:#546e7a;font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.dictionary-select{width:100%;border:2px solid rgba(2,136,209,.18);border-radius:18px;padding:14px 16px;background:#ffffffeb;color:#255267;font-family:Nunito,sans-serif;font-size:16px;font-weight:800;outline:none}.dictionary-actions{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap}.dictionary-upload-btn,.dictionary-clear{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border:none;border-radius:16px;padding:0 16px;font-family:Nunito,sans-serif;font-size:14px;font-weight:900;cursor:pointer}.dictionary-upload-btn{flex:1 1 220px;background:linear-gradient(135deg,#29b6f6,#039be5);box-shadow:0 8px 18px #039be538;color:#fff}#dictionary-upload{display:none}.dictionary-clear{flex:0 0 auto;background:#eceff1f2;color:#607d8b}.dictionary-status{min-height:20px;color:#607d8b;font-size:13px;font-weight:800;line-height:1.4}.step-card{width:80px;padding:15px 20px;border:2px solid #fff;border-radius:20px;background:#fffc;box-shadow:0 8px 20px #0000000d;text-align:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:transform .2s}.step-card:hover{transform:translateY(-5px)}.s-icon{display:block;margin-bottom:5px;font-size:32px}.s-text{color:#546e7a;font-size:13px;font-weight:800;line-height:1.2}.btn-start{position:relative;overflow:hidden;border:none;border-radius:60px;padding:22px 80px;background:linear-gradient(135deg,#ff6e40,#f4511e);box-shadow:0 10px #bf360c,0 20px 40px #f4511e66;color:#fff;cursor:pointer;font-family:ZCOOL KuaiLe,Noto Sans SC,cursive;font-size:28px;letter-spacing:1px;transition:all .1s}.btn-start:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shine 3s infinite}.btn-start:active{transform:translateY(6px);box-shadow:0 4px #bf360c}.privacy-note{margin-top:14px;color:#90a4ae;font-size:12px;font-weight:700}.camera-error{position:absolute;top:24px;left:50%;z-index:1200;max-width:min(90vw,520px);padding:14px 18px;border:3px solid rgba(255,255,255,.9);border-radius:18px;background:#bf360ce6;box-shadow:0 12px 30px #66140040;color:#fff;font-size:14px;font-weight:800;text-align:center;opacity:0;pointer-events:none;transform:translate(-50%) translateY(-8px);transition:opacity .2s ease,transform .2s ease}.camera-error.show{opacity:1;transform:translate(-50%) translateY(0)}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}@keyframes pulse-soft{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes shine{0%{left:-100%}20%{left:100%}to{left:100%}}@media(max-height:760px){#lobby{padding-top:20px;padding-bottom:16px}.game-logo{font-size:62px}.subtitle{margin-top:10px}.hero-display{width:120px;height:120px;margin-bottom:18px;font-size:60px}.tutorial-row{margin-bottom:18px}.dictionary-panel{margin-bottom:14px;padding:14px 16px}.btn-start{padding:18px 72px;font-size:24px}.privacy-note{margin-top:10px}}