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2px;font-size:22px}.stage-empty,.stage-summary{text-align:center;color:var(--ink-soft);font-size:18px;padding:24px 12px}.stage-summary b{color:var(--orange-deep);font-size:24px}.game{background:var(--paper-card);border:2px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-sm);padding:22px 18px}.game-tip{text-align:center;color:var(--ink-soft);margin:6px 0 18px}.game-foot{text-align:center;color:var(--ink-faint);margin-top:16px;font-size:14px}.game-q{text-align:center}.listen-btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--ui);font-weight:700;font-size:20px;color:#fff;background:var(--blue);border:none;border-bottom:4px solid var(--blue-deep);border-radius:var(--pill);padding:14px 28px;cursor:pointer;box-shadow:var(--sh-sm);transition:transform .08s}.listen-btn:active{transform:translateY(2px);border-bottom-width:2px}.listen-btn 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var(--line-strong);border-radius:var(--r);padding:12px 8px;cursor:pointer;background:var(--paper-card);box-shadow:var(--sh-sm);transition:transform .08s,border-color .15s,background .15s}.match-item.char{font-family:var(--kai);font-size:34px;color:var(--ink)}.match-item.py{font-family:var(--ui);font-size:22px;color:var(--blue-deep);font-weight:600}.match-item:active{transform:scale(.97)}.match-item.active{border-color:var(--red);background:var(--red-soft);transform:scale(1.03)}.match-item.done{border-color:var(--green);background:var(--green-soft);color:var(--green-deep);cursor:default}.match-item.bad{border-color:var(--red);background:var(--red-soft)}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.shake{animation:shake .4s}@media(max-width:480px){.char-opt{font-size:40px}.match-item.char{font-size:30px}}:root{--paper: #faf2e0;--paper-card: #fffdf6;--paper-sink: #f5ead2;--ink: #3b3026;--ink-soft: #8c7b63;--ink-faint: #b6a585;--line: #ecdcbb;--line-strong: #e1c896;--red: #e8573f;--red-deep: #cb3c29;--red-soft: #fde3da;--orange: #f2912e;--orange-deep: #d6741a;--orange-soft:#fdecd5;--yellow: #f5c443;--yellow-deep: #d99e16;--yellow-soft:#fdf3cf;--green: #5ea95a;--green-deep: #43873f;--green-soft: #e2f3df;--blue: #4f97cf;--blue-deep: #2f6ea3;--blue-soft: #ddeefb;--grape: #9a76c4;--grape-deep: #7a55a8;--grape-soft: #ece2f7;--sh-sm: 0 2px 6px rgba(120, 80, 40, .1);--sh-md: 0 8px 22px rgba(120, 80, 40, .13);--sh-lg: 0 20px 48px rgba(90, 58, 28, .22);--r: 16px;--r-lg: 24px;--pill: 999px;--kai: "LXGW WenKai Screen", "Kaiti SC", "STKaiti", "KaiTi", "楷体", "Noto Serif SC", serif;--ui: "Fredoka", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, 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transparent;background-clip:content-box;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:var(--line-strong);background-clip:content-box}:focus-visible{outline:3px solid var(--orange);outline-offset:2px;border-radius:6px}.app{max-width:980px;margin:0 auto;padding:0 18px 72px}.ui-icon{width:1.12em;height:1.12em;flex:none;display:inline-block;vertical-align:-.18em}.topbar{padding:16px 6px 0}.brand{display:flex;align-items:center;gap:14px}.brand-mark{flex:none;width:52px;height:52px;display:grid;place-items:center;font-family:var(--kai);font-size:30px;font-weight:700;line-height:1;color:#fff;background:repeating-linear-gradient(45deg,rgba(255,255,255,.06) 0 2px,transparent 2px 7px),linear-gradient(160deg,var(--red),var(--red-deep));border-radius:15px;transform:rotate(-5deg);box-shadow:0 4px 0 var(--red-deep),var(--sh-md);position:relative;transition:transform .25s 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