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#27AE60;--color-warning: #F39C12;--color-info: #3498DB;--color-bg: #f5f5f5;--color-card: #ffffff;--color-text: #2c3e50;--color-text-light: #7f8c8d;--color-border: #ecf0f1;--font-hanzi: "Kaiti SC", "STKaiti", "楷体", "PingFang SC", "Microsoft YaHei", sans-serif;--font-pinyin: "Helvetica Neue", Arial, sans-serif;--font-ui: "PingFang SC", "Microsoft YaHei", sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{width:100%;height:100%;margin:0;padding:0;overflow:hidden;font-family:var(--font-ui);color:var(--color-text);background:linear-gradient(180deg,var(--color-grass-light) 0%,var(--color-grass-dark) 100%);-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;touch-action:manipulation}#app{width:100%;height:100%;overflow:hidden}button{font-family:inherit;cursor:pointer;border:none;outline:none;background:none;color:inherit}button:active{transform:scale(.96)}.hanzi{font-family:var(--font-hanzi);color:#2c3e50;font-weight:500;line-height:1}.hanzi-xl{font-size:96px}.hanzi-lg{font-size:72px}.hanzi-md{font-size:48px}.hanzi-sm{font-size:32px}.pinyin{font-family:var(--font-pinyin);color:#555;font-style:italic}.pinyin-md{font-size:24px}.pinyin-sm{font-size:18px}.card{background:var(--color-card);border-radius:16px;box-shadow:0 4px 16px #0000001f;padding:16px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border-radius:12px;font-size:18px;font-weight:600;min-height:56px;min-width:120px;transition:transform .1s,box-shadow .1s;box-shadow:0 4px #0003}.btn:active{transform:translateY(2px);box-shadow:0 2px #0003}.btn-primary{background:var(--color-success);color:#fff}.btn-warning{background:var(--color-sun);color:#5d4037}.btn-danger{background:var(--color-danger);color:#fff}.btn-secondary{background:#95a5a6;color:#fff}@keyframes pop-in{0%{transform:scale(0);opacity:0}60%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-8px)}75%{transform:translate(8px)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.animate-pop{animation:pop-in .3s ease-out}.animate-shake{animation:shake .4s}.animate-pulse{animation:pulse 1s ease-in-out infinite}.loading-screen{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(180deg,var(--color-grass-light) 0%,var(--color-grass-dark) 100%)}.loading-spinner{width:64px;height:64px;border:5px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:#fff;font-size:22px;margin-top:24px}@media (min-width: 768px) and (min-height: 768px){body{font-size:18px}.hanzi-xl{font-size:128px}.hanzi-lg{font-size:96px}}@supports (padding: max(0px)){body{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}}