:root{--bg:#fdfaf3;--panel:#fff;--fg:#16212e;--muted:#55636f;--line:#d3dae2;--brand:#1257a8;--brand-soft:#e6effa;--ok:#0d7a4f;--ok-soft:#dff5e9;--warn:#8a4b06;--warn-soft:#fdf0dc;--bad:#a32020;--bad-soft:#fbe6e6;--accent:#f5c542;--radius:16px;--tap:56px;--shadow:0 2px 0 #16212e1f;--font:system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif}*{box-sizing:border-box}[hidden]{display:none!important}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--fg);font-family:var(--font);margin:0;font-size:22px;line-height:1.45}#app{max-width:1100px;margin:0 auto;padding:20px 16px 80px}h1{margin:0 0 6px;font-size:1.7em;line-height:1.15}h2{margin:0 0 10px;font-size:1.25em}p{margin:0 0 12px}a{color:var(--brand)}.screen-head{margin-bottom:18px}.back{min-height:44px;padding:8px 0;font-weight:600;text-decoration:none;display:inline-block}.subtitle{color:var(--muted);margin:4px 0 0;font-size:.85em}.hint{color:var(--muted);font-size:.8em}.btn{min-height:var(--tap);border:2px solid var(--brand);border-radius:var(--radius);background:var(--panel);color:var(--brand);font:inherit;cursor:pointer;box-shadow:var(--shadow);-webkit-tap-highlight-color:transparent;justify-content:center;align-items:center;gap:8px;padding:12px 22px;font-weight:700;display:inline-flex}.btn:hover:not(:disabled){background:var(--brand-soft)}.btn:active:not(:disabled){transform:translateY(1px)}.btn:focus-visible{outline:4px solid var(--accent);outline-offset:2px}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover:not(:disabled){background:#0e478a}.btn-big{width:100%;min-height:68px;font-size:1.1em}.btn:disabled{border-color:var(--line);color:var(--muted);cursor:not-allowed;box-shadow:none;background:#eef1f5}.btn.copied{border-color:var(--ok);background:var(--ok-soft);color:var(--ok)}.btn.copy-failed{border-color:var(--warn);background:var(--warn-soft);color:var(--warn)}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.row-end{justify-content:flex-end}label{margin-bottom:6px;font-weight:700;display:block}textarea,input[type=text]{border:2px solid var(--line);border-radius:var(--radius);background:var(--panel);width:100%;color:var(--fg);font:inherit;min-height:var(--tap);padding:14px}textarea:focus,input[type=text]:focus{border-color:var(--brand);outline:none}.paste-box{min-height:240px;line-height:1.5}.field{margin-bottom:22px}.input-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-top:8px;display:flex}.input-row .hint{flex:240px;margin:0}.btn-photo{flex:none;padding:10px 18px}.input-status:not(:empty){margin-top:12px}.input-status .notice p{margin:0 0 6px}.input-status .notice p:last-child{margin-bottom:0}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.segmented{border:2px solid var(--brand);border-radius:var(--radius);display:inline-flex;overflow:hidden}.segmented button{min-height:var(--tap);background:var(--panel);color:var(--brand);font:inherit;cursor:pointer;border:0;padding:10px 20px;font-weight:700}.segmented button[aria-pressed=true]{background:var(--brand);color:#fff}.speed{flex-wrap:wrap;align-items:center;gap:8px;max-width:100%;display:inline-flex}.speed-end{font-size:1.2em;line-height:1}.speed input[type=range]{width:140px;max-width:100%;min-height:var(--tap);accent-color:var(--brand);cursor:pointer;flex:120px}.speed-name{color:var(--brand);min-width:4.5em}.speaker{min-width:var(--tap);min-height:var(--tap);border:2px solid var(--line);background:var(--panel);cursor:pointer;border-radius:14px;font-size:1.1em;line-height:1}.speaker:hover,.speaker.speaking{border-color:var(--brand);background:var(--brand-soft)}.speaker.speaker-failed{border-color:var(--bad);background:var(--bad-soft)}.notice{border-radius:var(--radius);border:2px solid var(--line);padding:12px 16px;font-size:.85em}.notice-info{background:var(--brand-soft);color:#10365f;border-color:#b7d0ee}.notice-warn{background:var(--warn-soft);color:var(--warn);border-color:#e8c48f}.notice-error{background:var(--bad-soft);color:var(--bad);border-color:#e6a5a5}.note-list{margin:6px 0 0;padding-left:20px}.note-list li{margin:2px 0}.panel{background:var(--panel);border:2px solid var(--line);border-radius:var(--radius);margin-bottom:22px;padding:18px}.game-cards{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;display:grid}.game-card{background:var(--panel);border:3px solid var(--line);border-radius:20px;flex-direction:column;gap:12px;padding:20px;display:flex}.game-card h2{margin:0;font-size:1.35em}.game-card .why{color:var(--muted);flex:1;margin:0;font-size:.8em}.game-card.disabled{opacity:.75}.review-table{border-collapse:collapse;width:100%}.review-table th{text-align:left;color:var(--muted);padding:6px 8px;font-size:.8em}.review-table td{vertical-align:middle;border-top:2px solid var(--line);padding:6px 8px}.review-table .zh-cell input{font-size:1.15em}.check-mark{background:var(--warn-soft);color:var(--warn);white-space:nowrap;border-radius:999px;margin-top:6px;padding:2px 8px;font-size:.62em;font-weight:700;display:inline-block}.row-drop{border:2px solid var(--line);background:var(--panel);min-width:48px;min-height:48px;color:var(--muted);font:inherit;cursor:pointer;border-radius:12px}.row-drop:hover{border-color:var(--bad);color:var(--bad)}.blank-count{font-weight:700}.word-panel{margin-top:28px}.word-list{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px;margin:12px 0 0;padding:0;list-style:none;display:grid}.word-row{min-height:var(--tap);border:2px solid var(--line);background:var(--panel);border-radius:14px;align-items:center;gap:12px;padding:10px 14px;display:flex}.word-row .word-zh{flex:none;min-width:34%}.word-row .zh{font-size:1.35em;font-weight:800;line-height:1.2;display:block}.word-row .py{color:var(--muted);font-size:.66em;font-weight:600;display:block}.word-row .word-en{color:var(--muted);flex:auto;font-size:.85em;font-weight:600}.word-row .speaker{flex:none;margin-left:auto}.game-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px;display:flex}.stat{color:var(--muted);font-size:.85em}.stat b{color:var(--fg);font-size:1.15em}.memory-grid{grid-template-columns:repeat(var(--memory-cols,4), 1fr);gap:12px;display:grid}.memory-card{text-align:center;border:3px solid var(--brand);background:var(--brand);color:#fff;min-height:110px;font:inherit;cursor:pointer;word-break:break-word;border-radius:18px;justify-content:center;align-items:center;padding:10px;font-size:1.05em;font-weight:700;display:flex}.memory-card .face{display:none}.memory-card .back-face{font-size:1.6em}.memory-card.up,.memory-card.done{background:var(--panel);color:var(--fg)}.memory-card.up .face,.memory-card.done .face{display:block}.memory-card.up .back-face,.memory-card.done .back-face{display:none}.memory-card.done{border-color:var(--ok);background:var(--ok-soft);cursor:default}.memory-card .face.zh-sentence{word-break:break-all;overflow-wrap:anywhere;font-size:.75rem;font-weight:700;line-height:1.35}.memory-card.up .face.zh-sentence,.memory-card.done .face.zh-sentence{-webkit-line-clamp:4;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.memory-card .zh{font-size:1.35em;line-height:1.2}.memory-card .py{color:var(--muted);font-size:.62em;font-weight:600;display:block}.quiz-prompt{border:3px solid var(--line);background:var(--panel);text-align:center;border-radius:20px;margin-bottom:18px;padding:24px 16px}.quiz-prompt .big{font-size:2.1em;font-weight:800;line-height:1.2}.quiz-prompt .py{color:var(--muted);font-size:.9em;font-weight:600;display:block}.choice .py{color:var(--muted);margin-top:2px;font-size:.6em;font-weight:400;display:block}.quiz-prompt .dir{color:var(--muted);font-size:.72em}.choices{grid-template-columns:1fr 1fr;gap:14px;display:grid}.choice{border:3px solid var(--brand);background:var(--panel);min-height:86px;color:var(--fg);font:inherit;cursor:pointer;word-break:break-word;border-radius:18px;padding:14px;font-size:1.05em;font-weight:700}.choice:disabled{cursor:default}.choice.right{border-color:var(--ok);background:var(--ok-soft);color:var(--ok)}.choice.chosen-wrong{border-color:var(--bad);background:var(--bad-soft);color:var(--bad)}.choice.picked{border-color:var(--brand);background:var(--brand-soft);opacity:.9}.verdict{text-align:center;min-height:1.4em;margin:14px 0 0;font-size:1.15em;font-weight:800}.verdict:empty{display:none}.verdict-ok{color:var(--ok)}.verdict-bad{color:var(--bad)}.verdict-muted{color:var(--muted)}.timer-bar{background:#e6eaf0;border-radius:999px;height:16px;margin-bottom:18px;overflow:hidden}.timer-fill{background:var(--brand);width:100%;height:100%;transition:width .1s linear}.timer-fill.low{background:var(--warn)}.final{text-align:center;padding:20px 10px}.final .score{color:var(--brand);font-size:2.6em;font-weight:800}.code-big{letter-spacing:.18em;text-align:center;padding:10px 0 4px;font-size:3.2em;font-weight:800}.player-list{margin:0 0 16px;padding:0;list-style:none}.player-list li{border-top:2px solid var(--line);justify-content:space-between;gap:12px;padding:12px 4px;font-weight:700;display:flex}.player-list li .tag{color:var(--muted);font-size:.8em;font-weight:600}.ranking li.winner{color:var(--ok)}.rank-values{text-align:right;flex-direction:column;align-items:flex-end;gap:2px;display:flex}.rank-primary{font-variant-numeric:tabular-nums;font-weight:800}.rank-secondary{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.8em;font-weight:600}.countdown{text-align:center;color:var(--brand);font-size:3.4em;font-weight:800}.is-correct{animation:.65s ease-out pulse-green}.is-wrong{animation:.45s ease-in-out shake-soft}@keyframes pulse-green{0%{box-shadow:0 0 #0d7a4f8c}to{box-shadow:0 0 0 26px #0d7a4f00}}@keyframes shake-soft{0%,to{transform:translate(0)}25%{transform:translate(-7px)}75%{transform:translate(7px)}}.burst{pointer-events:none;height:0;position:relative}.burst span{animation:1.8s ease-out forwards burst-up;animation-delay:var(--d,0s);opacity:0;font-size:2em;position:absolute;top:0;left:50%}@keyframes burst-up{0%{opacity:0;transform:translate(-50%)rotate(0)scale(.6)}20%{opacity:1}to{transform:translate(calc(-50% + var(--x,0%)), -220px) rotate(var(--r,0deg)) scale(1.15);opacity:0}}@media (prefers-reduced-motion:reduce){.is-correct,.is-wrong,.burst span{animation:none}.timer-fill{transition:none}}.level-kids .memory-card,.level-kids .choice{font-size:1.25em}.level-kids .quiz-prompt .big{font-size:2.5em}.level-kids .game-card h2{font-size:1.5em}@media (width>=768px){body{font-size:24px}#app{padding:28px 24px 90px}}@media (width<=700px){body{font-size:22px}.choices,.memory-grid{grid-template-columns:1fr 1fr}.game-cards{grid-template-columns:1fr}.btn{width:100%}.row .btn{flex:160px;width:auto}.review-table,.review-table tbody,.review-table tr,.review-table td{width:100%;display:block}.review-table thead{display:none}.review-table tr{border:2px solid var(--line);border-radius:var(--radius);background:var(--panel);margin-bottom:14px;padding:10px}.review-table td{border-top:0;padding:6px 0}.review-table td:before{content:attr(data-label);color:var(--muted);font-size:.7em;font-weight:700;display:block}.memory-card{min-height:92px}.level-kids .choice{min-height:76px;font-size:clamp(.85rem,4.2vw,1.25rem)}}@media (width<=420px){.memory-grid{grid-template-columns:1fr 1fr}}.board{width:100%;position:relative}.board-track{border:2px solid var(--line);background:linear-gradient(175deg, var(--sky-top) 0%, #f4f0ff 55%, var(--sky-bottom) 100%);height:var(--board-h,min(56vh, 520px));border-radius:18px;position:relative;overflow:hidden}.board--compact .board-track{border-radius:12px;height:96px}.board--tight .bean-tag{display:none}.board--tight .bean--me .bean-tag{display:flex}.platforms,.rails,.beans,.board-fx{pointer-events:none;position:absolute;inset:0}.platform{background:var(--platform-a);height:14px;box-shadow:0 4px 0 var(--platform-rim), 0 8px 14px #16212e17;border-radius:999px;position:absolute;left:4%;right:4%}.platform--b{background:var(--platform-b)}.platform--top{background:var(--goal);box-shadow:0 4px 0 var(--goal-rim);left:16%;right:16%}.goal{justify-content:center;align-items:center;gap:8px;height:34px;display:flex;position:absolute;top:0;left:0;right:0}.goal-flag{color:var(--goal);text-shadow:0 2px 0 var(--goal-rim);font-size:26px}.goal-word{letter-spacing:.1em;text-transform:uppercase;color:var(--goal-rim);font-size:12px;font-weight:800}.rail{background:var(--rim,#c9d6e8);opacity:.22;border-radius:2px;height:4px;position:absolute;left:6px;right:6px;transform:translateY(-2px)}.bean{width:var(--bean-w);height:var(--bean-h);will-change:transform;transition:transform .46s cubic-bezier(.22,1.15,.36,1);position:absolute;top:0;left:0}.bean--snap,.board--still .bean{transition:none}.bean-body{box-sizing:border-box;background:var(--fill);border:2px solid var(--rim);transform-origin:50% 100%;border-radius:19px 19px 15px 15px;height:36px;position:absolute;top:0;left:3px;right:3px}.eye{background:var(--rim);border-radius:50%;width:6px;height:7px;position:absolute;top:13px}.eye--l{left:10px}.eye--r{right:10px}.blush{background:#d64a684d;border-radius:50%;width:8px;height:4px;position:absolute;top:22px}.blush--l{left:4px}.blush--r{right:4px}.bean-shadow{background:#16212e29;border-radius:50%;height:6px;position:absolute;top:35px;left:7px;right:7px}.bean-tag{white-space:nowrap;color:var(--fg);background:#ffffffdb;border-radius:8px;align-items:baseline;gap:5px;padding:1px 6px;font-size:12px;font-weight:700;display:flex;position:absolute;top:42px;left:50%;transform:translate(-50%)}.bean-score{color:var(--rim);font-variant-numeric:tabular-nums}.bean--me .bean-tag{background:var(--brand);color:#fff}.bean--me .bean-score{color:#ffe4a3}.bean--me .bean-body{box-shadow:0 0 0 3px #1257a852}.board--compact .bean-body{border-width:2px;border-radius:12px 12px 9px 9px;height:22px}.board--compact .eye{width:5px;height:6px;top:7px}.board--compact .eye--l{left:6px}.board--compact .eye--r{right:6px}.board--compact .blush{display:none}.board--compact .bean-shadow{height:4px;top:21px;left:4px;right:4px}.board--compact .bean-tag{gap:3px;padding:0 4px;font-size:10px;top:22px}@keyframes bean-hop{0%{transform:scaleX(1.24)scaleY(.74)}35%{transform:scaleX(.86)scaleY(1.18)}70%{transform:scaleX(1.07)scaleY(.95)}to{transform:scale(1)}}@keyframes bean-stumble{0%,to{transform:rotate(0)}15%{transform:rotate(-14deg)}38%{transform:rotate(12deg)}60%{transform:rotate(-8deg)}80%{transform:rotate(5deg)}}@keyframes bean-cheer{0%,to{transform:translateY(0)scale(1)}30%{transform:translateY(-9px)scale(1.07)}65%{transform:translateY(0)scale(.97)}}.body--hop{animation:.46s cubic-bezier(.3,1.4,.4,1) bean-hop}.body--stumble{animation:.56s ease-in-out bean-stumble}.body--cheer{animation:.46s ease-out bean-cheer}.badge{width:var(--bean-w);justify-content:center;display:flex;position:absolute;top:0;left:0}@keyframes badge-rise{0%{opacity:0;transform:translateY(0)scale(.7)}20%{opacity:1;transform:translateY(-10px)scale(1.1)}to{opacity:0;transform:translateY(-52px)scale(1)}}.badge-text{white-space:nowrap;color:#fff;background:var(--ok);border-radius:999px;padding:2px 8px;font-size:15px;font-weight:900;animation:1.8s ease-out forwards badge-rise;display:inline-block}.badge--swap .badge-text{background:#6a45c8}.badge--steal .badge-text{background:var(--bad)}.board--still .badge-text{opacity:1;animation:none}.chest-stage{background:#ffffffc7;border-radius:18px;flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex;position:absolute;inset:0}.chest-row{gap:20px;display:flex}.chest{width:76px;height:62px;position:relative}.chest-body{box-sizing:border-box;background:var(--chest);border:3px solid var(--chest-dark);border-radius:6px;height:38px;position:absolute;bottom:0;left:0;right:0}.chest-lid{box-sizing:border-box;background:var(--chest-lid);border:3px solid var(--chest-dark);transform-origin:50% 100%;border-radius:12px 12px 4px 4px;height:22px;transition:transform .32s ease-out;position:absolute;top:6px;left:-2px;right:-2px}.chest--open .chest-lid{transform:rotate(-46deg)}.chest-lock{box-sizing:border-box;background:var(--coin);border:2px solid var(--chest-dark);border-radius:3px;width:14px;height:16px;margin-left:-7px;position:absolute;bottom:14px;left:50%}.chest--dim{opacity:.4}@keyframes chest-pop{0%{opacity:0;transform:translate(-50%)scale(.2)}60%{opacity:1;transform:translate(-50%)scale(1.25)}to{opacity:1;transform:translate(-50%)scale(1)}}.chest-burst{font-size:34px;line-height:1;animation:.7s cubic-bezier(.2,1.6,.4,1) chest-pop;position:absolute;top:-22px;left:50%;transform:translate(-50%)}.board--still .chest-burst,.board--still .chest-lid{transition:none;animation:none}.chest-say{text-align:center;color:var(--fg);margin:0;padding:0 12px;font-size:22px;font-weight:800}.board--compact .chest{width:46px;height:38px}.board--compact .chest-body{border-width:2px;height:24px}.board--compact .chest-lid{border-width:2px;height:14px;top:4px}.board--compact .chest-lock{width:9px;height:10px;margin-left:-4px;bottom:9px}.board--compact .chest-burst{font-size:22px;top:-14px}.board--compact .chest-say{font-size:14px}.board--compact .chest-row{gap:12px}@media (prefers-reduced-motion:reduce){.bean{transition:none}.body--hop,.body--stumble,.body--cheer,.chest-burst,.badge-text{animation:none}.chest-lid{transition:none}}.board-host{margin:12px 0 16px}.host{flex-direction:column;gap:16px;display:flex}.class-panel{border:3px solid var(--brand);border-radius:var(--radius);background:var(--brand-soft);margin:18px 0 24px;padding:18px}.class-panel h2{margin-top:0}.host-code-panel{text-align:center;border:3px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:12px 16px 18px}.host-code-lead{color:var(--muted);margin:0 0 4px;font-size:clamp(.95rem,2vw,1.25rem)}.host-code{letter-spacing:.12em;color:var(--brand);font-variant-numeric:tabular-nums;font-size:clamp(4rem,15vw,11rem);font-weight:900;line-height:1.05}.host-board--lobby{--board-h:200px}.host-board--round{--board-h:min(54vh, 560px)}body.projecting #app{padding-bottom:16px}.host-roster{text-align:center;color:var(--muted);margin:0;font-size:clamp(1rem,2.2vw,1.4rem);font-weight:700}@keyframes bean-idle{0%,to{transform:translateY(0)scaleY(1)}50%{transform:translateY(-6px)scaleY(1.04)}}.board--lobby .bean-body{animation:2.4s ease-in-out infinite bean-idle}.board--lobby .bean:nth-child(2n) .bean-body{animation-delay:.35s}.board--lobby .bean:nth-child(3n) .bean-body{animation-delay:.7s}.board--lobby .bean:nth-child(5n) .bean-body{animation-delay:1.05s}.board--still .bean-body,.board--lobby.board--still .bean-body{animation:none}.host-picker{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px;display:grid}.host-game{text-align:left;border:3px solid var(--line);border-radius:var(--radius);background:var(--panel);cursor:pointer;font:inherit;color:inherit;flex-direction:column;gap:6px;padding:16px;display:flex}.host-game--on{border-color:var(--brand);background:var(--brand-soft);box-shadow:var(--shadow)}.host-game:focus-visible{outline:3px solid var(--brand);outline-offset:2px}.host-game-title{font-size:clamp(1.15rem,2.4vw,1.6rem);font-weight:800}.host-game-why{color:var(--muted);font-size:.95rem;line-height:1.4}.host-lengths{grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin-bottom:8px;display:grid}.host-length{border:3px solid var(--line);border-radius:var(--radius);background:var(--panel);cursor:pointer;font:inherit;color:inherit;flex-direction:column;align-items:center;gap:2px;padding:14px 10px;display:flex}.host-length--on{border-color:var(--brand);background:var(--brand-soft);box-shadow:var(--shadow)}.host-length:focus-visible{outline:3px solid var(--brand);outline-offset:2px}.host-length-count{font-size:clamp(1.3rem,3vw,2rem);font-weight:900}.host-length-label{color:var(--muted);font-size:.85rem;font-weight:700}.host-confirm{width:100%}.host-confirm-q{margin:0 0 8px;font-size:clamp(1rem,2.2vw,1.3rem);font-weight:800}.btn-danger{border-color:var(--bad);background:var(--bad-soft);color:var(--bad)}.host-round-line{color:var(--muted);text-align:center;margin:0 0 12px;font-weight:700}.host-round-n{color:var(--muted);font-size:clamp(.95rem,1.8vw,1.25rem);font-weight:700}.host-round-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;display:flex}.host-round-name{color:var(--brand);font-size:clamp(1.1rem,2.4vw,1.7rem);font-weight:800}.host-counter,.host-round-code{color:var(--muted);margin:0;font-size:clamp(.95rem,1.8vw,1.25rem);font-weight:700}.host-prompt{text-align:center;padding:10px 8px 2px}.host-word{word-break:break-word;font-size:clamp(3rem,9vw,8rem);font-weight:800;line-height:1.1}.host-word--shut{opacity:.42}.host-ask{color:var(--muted);margin:2px 0 0;font-size:clamp(1rem,2.2vw,1.5rem)}.host-answer{color:var(--ok);margin:4px 0 0;font-size:clamp(1.4rem,3.4vw,2.6rem);font-weight:800}.host-answer--last{color:var(--muted);font-size:clamp(1rem,2.2vw,1.6rem);font-weight:700}.host-count{color:var(--brand);font-size:clamp(4rem,14vw,10rem);font-weight:900;line-height:1}.host-headline{text-align:center;margin:8px 0 4px;font-size:clamp(1.8rem,5vw,3.4rem)}.podium{border-bottom:4px solid var(--line);grid-template-columns:1fr 1fr 1fr;align-items:end;gap:10px;width:100%;max-width:720px;margin:8px auto 20px;display:grid}.podium-step{border:3px solid var(--line);background:var(--panel);border-bottom:none;border-radius:14px 14px 0 0;flex-direction:column;justify-content:flex-end;align-items:center;gap:2px;padding:10px 6px;display:flex}.podium-step--1{border-color:var(--accent);background:#fff8e2;min-height:220px}.podium-step--2{min-height:176px}.podium-step--3{min-height:148px}.podium-step--empty{background:0 0;border-style:dashed;min-height:64px}.podium-bean{border:2px solid var(--rim,#55636f);background:var(--fill,#fff);border-radius:13px 13px 10px 10px;width:26px;height:22px}.podium-rank{color:var(--brand);font-size:clamp(1.6rem,4vw,2.6rem);font-weight:900}.podium-name{text-align:center;word-break:break-word;font-size:clamp(1rem,2.2vw,1.4rem);font-weight:800}.podium-score{color:var(--fg);font-variant-numeric:tabular-nums;font-weight:800}.podium-sub{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.85em;font-weight:600}.round-line{text-align:center;margin:0 0 12px;font-weight:700}.room-identity{margin:10px 0 0}.room-identity a{font-weight:700}.board-strip{margin:0 0 12px}.chest-note{border-radius:var(--radius);background:var(--warn-soft);color:var(--warn);text-align:center;margin:0 0 10px;padding:8px 12px;font-size:clamp(1rem,2.6vw,1.25rem);font-weight:800}.pick-box:not(:empty){margin-top:14px}.pick-lead{text-align:center;color:var(--ok);margin:0 0 10px;font-size:clamp(1.1rem,3vw,1.5rem);font-weight:800}.pick-lead--muted{color:var(--muted);font-weight:700}.pick-lead--won{color:var(--brand)}.pick-box{--chest:#e0a45c;--chest-dark:#a86c2c;--chest-lid:#f0be7c}.pick-row{justify-content:center;gap:14px;display:flex}.pick-chest{cursor:pointer;background:0 0;border:none;width:clamp(84px,26vw,132px);height:clamp(72px,22vw,108px);padding:0;transition:transform .14s ease-out;position:relative}.pick-chest:hover:not(:disabled){transform:translateY(-4px)}.pick-chest:disabled{cursor:default;opacity:.5}.pick-chest--mine:disabled{opacity:1}.pick-chest:focus-visible{outline:3px solid var(--brand);outline-offset:3px;border-radius:10px}.pick-body{box-sizing:border-box;background:var(--chest,#e0a45c);border:3px solid var(--chest-dark,#a86c2c);border-radius:8px;height:58%;position:absolute;bottom:0;left:0;right:0}.pick-lid{box-sizing:border-box;background:var(--chest-lid,#f0be7c);border:3px solid var(--chest-dark,#a86c2c);transform-origin:50% 100%;border-radius:14px 14px 4px 4px;height:34%;transition:transform .26s ease-out;position:absolute;top:18%;left:-2px;right:-2px}.pick-chest--mine .pick-lid{transform:rotate(-46deg)}.pick-num{color:#fff8e2;text-shadow:0 2px #653e10b3;font-size:clamp(1.1rem,3.4vw,1.6rem);font-weight:900;position:absolute;bottom:12%;left:50%;transform:translate(-50%)}@media (prefers-reduced-motion:reduce){.pick-chest,.pick-lid{transition:none}}.solo-board{--board-h:min(38vh, 340px);margin:10px 0 14px}.found-notice p{margin:0}.found-notice p+p{margin-top:6px}.btn-inline{vertical-align:baseline;min-height:0;padding:2px 10px;font-size:.95em}.pasted-back{font-family:var(--mono,ui-monospace, SFMono-Regular, Menlo, monospace);background:var(--panel-soft,#f4f6f9);border:2px solid var(--line);border-radius:var(--radius);overflow-wrap:anywhere;padding:10px 12px}.tower-board{height:var(--board-h,min(56vh, 520px));border-radius:18px;position:relative;overflow:hidden}.host-tower-row{grid-template-columns:1fr;gap:12px;display:grid}@media (width>=900px){.host-tower-row{grid-template-columns:minmax(0,1fr) 220px;align-items:stretch}}.host-tower-side{background:var(--card,#fff);border:2px solid var(--line,#e4e4e7);border-radius:16px;flex-direction:column;gap:8px;min-height:0;padding:12px;display:flex}.host-tower-clock{font-variant-numeric:tabular-nums;color:var(--brand);font-size:clamp(1.6rem,3.4vw,2.6rem);font-weight:900;line-height:1}.host-tower-side-head{color:var(--muted);margin:0;font-size:.95rem;font-weight:700}.host-tower-tally{flex-direction:column;gap:4px;min-height:0;margin:0;padding:0;list-style:none;display:flex;overflow-y:auto}.host-tower-tally li{align-items:center;gap:8px;font-size:clamp(.95rem,1.6vw,1.15rem);display:flex}.host-tower-who{text-overflow:ellipsis;white-space:nowrap;flex:auto;overflow:hidden}.host-tower-dot{background:var(--fill,#ccc);border-radius:5px;flex:none;width:14px;height:14px}.host-round-goal{color:var(--muted);font-weight:800}.host-confetti{height:46px;position:relative;overflow:hidden}.host-confetti i{top:-14px;left:var(--x,50%);background:var(--c,#ffd166);width:9px;height:14px;animation:1.5s ease-in infinite host-confetti-fall;animation-delay:calc(var(--d,0s) * -1);border-radius:2px;position:absolute}@keyframes host-confetti-fall{0%{opacity:1;transform:translateY(-14px)rotate(0)}to{opacity:0;transform:translateY(60px)rotate(220deg)}}@media (prefers-reduced-motion:reduce){.host-confetti{display:none}}.tower-mine{background:var(--card,#fff);border:2px solid var(--line,#e4e4e7);border-radius:16px;align-items:flex-end;gap:14px;padding:10px 14px;display:flex}.tower-mine-stack{flex-direction:column-reverse;flex:none;gap:2px;min-height:22px;display:flex}.tower-mine-brick{background:var(--brand);opacity:.85;border-radius:2px;width:26px;height:6px;display:block}.tower-mine-stack--done .tower-mine-brick{background:var(--ok,#2f9e63);opacity:1}.tower-mine-text{flex:auto}.tower-mine-count{margin:0;font-size:clamp(1rem,3.4vw,1.3rem);font-weight:800}.tower-mine-goal{color:var(--muted);margin:2px 0 0;font-size:.95rem}:root{--kit-mint:#b7f0d3;--kit-butter:#ffe8a3;--kit-sky:#bfe3ff;--kit-coral:#ffb3a7;--kit-lilac:#d9c8ff;--kit-cloud:#fff;--kit-ink:#2b2d42}.kit-stage{isolation:isolate;border-radius:18px;width:100%;height:100%;min-height:320px;position:relative;overflow:hidden}.kit-stage>canvas{width:100%;height:100%;display:block}.kit-sky-day{background:linear-gradient(#bfe3ff 0%,#dff0ff 42%,#fff4e4 100%)}.kit-sky-sunset{background:linear-gradient(#d9c8ff 0%,#ffc9d8 46%,#ffe8a3 100%)}.kit-overlay{pointer-events:none;position:absolute;inset:0;overflow:hidden}.kit-overlay .kit-hit{pointer-events:auto}.kit-title{letter-spacing:.01em;color:var(--kit-cloud);text-align:center;-webkit-text-stroke:4px var(--kit-ink);paint-order:stroke fill;text-shadow:0 5px 0 var(--kit-ink), 0 9px 18px #2b2d4252;margin:0;font-family:"Baloo 2",Nunito,PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;font-size:clamp(28px,6vw,62px);font-weight:900;line-height:1.06}.kit-title .kit-pinyin{letter-spacing:.06em;-webkit-text-stroke:2.5px var(--kit-ink);color:var(--kit-butter);text-shadow:0 3px 0 var(--kit-ink);margin-top:6px;font-size:.36em;font-weight:800;display:block}.kit-label{border:2.5px solid var(--kit-ink);background:var(--kit-cloud);color:var(--kit-ink);white-space:nowrap;box-shadow:0 3px 0 var(--kit-ink);border-radius:999px;padding:3px 10px;font-family:"Baloo 2",Nunito,PingFang SC,system-ui,sans-serif;font-size:15px;font-weight:800;position:absolute;transform:translate(-50%,-50%)}.kit-flat-platform{border:4px solid var(--kit-ink);border-radius:22px;position:absolute;box-shadow:0 8px #2b2d4238}.kit-flat-bean{aspect-ratio:.8;border:4px solid var(--kit-ink);border-radius:48% 48% 44% 44%/56% 56% 40% 40%;position:absolute;box-shadow:0 6px #2b2d4240}.kit-flat-bean:before,.kit-flat-bean:after{content:"";background:var(--kit-ink);border-radius:50%;width:22%;height:22%;position:absolute;top:28%}.kit-flat-bean:before{left:22%}.kit-flat-bean:after{right:22%}.kit-flat-shadow{aspect-ratio:4;background:#2b2d4229;border-radius:50%;position:absolute}.kit-flat-cloud{aspect-ratio:2.6;background:var(--kit-cloud);border-radius:999px;position:absolute}.kit-flat-cloud:before,.kit-flat-cloud:after{content:"";aspect-ratio:1;background:var(--kit-cloud);border-radius:50%;position:absolute}.kit-flat-cloud:before{width:48%;bottom:40%;left:12%}.kit-flat-cloud:after{width:34%;bottom:46%;right:14%}.tower-play{gap:14px;display:grid}.tower-stage{z-index:3;width:100%;max-width:100%;height:min(34vh,300px);min-height:180px;position:sticky;top:0}@media (width>=900px){.tower-play{grid-template-columns:minmax(300px,1fr) minmax(380px,1.05fr);align-items:start}.tower-stage{height:min(58vh,470px);top:12px}}.tower-bar{flex-wrap:wrap;align-items:center;gap:10px 18px;display:flex}.tower-clock.low{color:#c2410c}.tower-play .final .score{margin-top:6px;font-size:clamp(19px,3.4vw,30px);line-height:1.25}.tower-play .final p{margin:6px 0}.tower-play .row{flex-wrap:wrap;align-items:stretch}.tower-play .row>.btn{flex:220px}.tower-play .final{scroll-margin-top:calc(min(34vh,300px) + 12px)}.tower-goal{z-index:2}.tower-flat-world{--tower-block:26px;--tower-base:21%;will-change:transform;transition:transform .45s ease-out;position:absolute;inset:0}.tower-flat-island{left:50%;bottom:calc(var(--tower-base) - 6%);width:min(62%,340px);position:absolute;transform:translate(-50%)}.tower-flat-grass{border:4px solid var(--kit-ink);background:var(--kit-mint);border-radius:999px;height:18px}.tower-flat-dirt{border:4px solid var(--kit-ink);background:var(--kit-butter);border-top:none;border-radius:0 0 26px 26px;width:82%;height:26px;margin:-6px auto 0;box-shadow:0 8px #2b2d422e}.tower-flat-stack{left:50%;bottom:var(--tower-base);width:calc(var(--tower-block) * 3.1);max-width:60%;position:absolute;transform:translate(-50%)}.tower-flat-block{height:var(--tower-block);border-radius:calc(var(--tower-block) * .3);border:3px solid var(--kit-ink);box-sizing:border-box;position:absolute;left:0;right:0;box-shadow:0 3px #2b2d4238}.tower-flat-block--drop{animation:.56s cubic-bezier(.28,1.4,.5,1) both tower-drop}@keyframes tower-drop{0%{transform:translateY(-220px)scaleY(1)}62%{transform:translateY(0)scaleY(1)}76%{transform:translateY(0)scaleY(.72)scaleX(1.16)}to{transform:translateY(0)scaleY(1)scaleX(1)}}.tower-flat-dust{width:calc(var(--tower-block) * 4.6);height:calc(var(--tower-block) * 1.2);margin-left:calc(var(--tower-block) * -2.3);pointer-events:none;background:radial-gradient(closest-side,#fffffff2,#fff0);border-radius:999px;animation:.62s ease-out both tower-dust;position:absolute;left:50%}@keyframes tower-dust{0%{opacity:0;transform:scale(.3)}22%{opacity:.85;transform:scale(.8)}to{opacity:0;transform:scale(1.5)translateY(-14px)}}.tower-flat-cloudline{height:0;position:absolute;left:0;right:0}.tower-flat-cloudline .kit-flat-cloud{bottom:0}.tower-goal-flat{top:0;left:50%;transform:translate(-50%,-140%)}.tower-flat-confetti{pointer-events:none;position:absolute;inset:0;overflow:hidden}.tower-flat-confetti span{box-sizing:border-box;background:var(--kit-coral);width:11px;height:17px;animation:tower-confetti 1.5s ease-out var(--d,0s) both;border:2px solid #2b2d4280;border-radius:2px;position:absolute;top:14%;left:50%}.tower-flat-confetti span:nth-child(3n){background:var(--kit-butter)}.tower-flat-confetti span:nth-child(3n+1){background:var(--kit-lilac)}@keyframes tower-confetti{0%{opacity:1;transform:translate(0)rotate(0)}to{opacity:0;transform:translate(var(--x,0), 300px) rotate(540deg)}}@media (prefers-reduced-motion:reduce){.tower-flat-world,.tower-flat-block--drop,.tower-flat-dust,.tower-flat-confetti span{transition:none;animation:none}}.rr-stage{height:min(58vh,520px);min-height:260px;margin:10px 0 14px}.rr-stage>canvas{pointer-events:none}.rr-board{width:0;height:0;position:absolute;top:0;left:0}.rr-glyph{color:var(--kit-ink);-webkit-user-select:none;user-select:none;pointer-events:auto;place-items:stretch stretch;font-family:Kaiti SC,Kaiti TC,STKaiti,KaiTi,Songti SC,PingFang SC,Hiragino Sans GB,Microsoft YaHei,serif;font-weight:700;line-height:1;display:grid;position:absolute;inset:0}.rr-ch{justify-content:center;align-items:center;line-height:1;display:flex;overflow:hidden}.rr-tiles{pointer-events:none;position:absolute;inset:0}.rr-tile{box-sizing:border-box;border:3px solid var(--kit-ink);transform-origin:50%;border-radius:14px;animation:2.6s ease-in-out infinite rr-bob;position:absolute;box-shadow:inset 0 -6px #2b2d4224,0 4px #2b2d4233}@keyframes rr-bob{0%,to{translate:0 -2px}50%{translate:0 2px}}.rr-tile.popping{opacity:0;transition:transform .52s cubic-bezier(.34,1.3,.64,1),opacity .52s ease-out;animation:none}.rr-spark{pointer-events:none;border-radius:2px;width:9px;height:9px;transition:transform .78s cubic-bezier(.22,.9,.3,1),opacity .78s ease-out;position:absolute}@media (prefers-reduced-motion:reduce){.rr-tile{animation:none}}.rr-solved{border:3px solid var(--kit-ink);background:var(--kit-cloud);max-width:92%;box-shadow:0 4px 0 var(--kit-ink);text-align:center;opacity:0;border-radius:999px;padding:6px 18px;font-family:"Baloo 2",Nunito,PingFang SC,system-ui,sans-serif;transition:opacity .26s ease-out;position:absolute;bottom:2%;left:50%;transform:translate(-50%)}.rr-solved:empty{display:none}.rr-solved.on{opacity:1}.rr-solved-py{letter-spacing:.06em;color:var(--kit-ink);font-size:clamp(16px,3vw,26px);font-weight:800}.rr-solved-en{color:var(--kit-ink);font-size:clamp(18px,3.4vw,30px);font-weight:900}.rr-panel{min-height:200px}.rr-goal{text-align:center;opacity:.7;margin:0 0 8px;font-weight:700}.rr-goal-hot{opacity:1;color:#b3541e}.rr-read .big{font-family:Kaiti SC,STKaiti,PingFang SC,Hiragino Sans GB,serif}.rr-listen{justify-content:center;align-items:center;min-height:64px}.rr-big-speaker{font-size:40px;line-height:1}