:root{--ink-black: #2c3e50;--paper-bg: #f5e6d3;--bamboo-green: #2d5a27;--seal-red: #c0392b;--gold: #d4af37}body{margin:0;padding:0;background-color:var(--paper-bg);background-image:radial-gradient(#e8d5bc 1px,transparent 1px);background-size:20px 20px;font-family:"Noto Serif SC",STSong,serif;color:var(--ink-black);overflow:hidden}.app-container{width:100vw;height:100vh;display:flex;flex-direction:column;position:relative}.bamboo-container{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;opacity:.3}.bamboo{position:absolute;height:100%;animation:sway 6s ease-in-out infinite alternate}@keyframes sway{0%{transform:rotate(-1deg)}to{transform:rotate(1deg)}}.bamboo-0{left:5%;animation-delay:0s}.bamboo-1{left:15%;animation-delay:-1s}.bamboo-2{right:5%;animation-delay:-2s}.bamboo-3{right:15%;animation-delay:-3s}.game-header{padding:15px 25px;display:flex;justify-content:space-between;align-items:center;z-index:10;background:#f5e6d3cc;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border-bottom:1px solid rgba(139,69,19,.1)}.cloud-badge{display:flex;align-items:center;gap:5px;font-size:12px;color:#7f8c8d;background:#ffffff80;padding:4px 10px;border-radius:20px}.stats-group{display:flex;gap:20px;align-items:center}.stat-item{display:flex;align-items:center;gap:6px;font-weight:700}.lives-container{display:flex;gap:4px}.scroll-wrapper{position:relative;width:90%;max-width:500px;margin:20px auto;filter:drop-shadow(0 10px 20px rgba(0,0,0,.1))}.scroll-svg{width:100%;height:220px}.scroll-content{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:20px}.poem-display{text-align:center}.poem-label{font-size:14px;color:var(--seal-red);border:1px solid var(--seal-red);padding:2px 8px;margin-bottom:10px;display:inline-block}.poem-text{font-size:28px;margin:10px 0;letter-spacing:4px;font-weight:900;color:#1a1a1a}.input-area{width:90%;max-width:400px;margin:20px auto;display:flex;gap:10px}.input-area input{flex:1;background:#ffffffb3;border:2px solid #8b4513;border-radius:4px;padding:12px 15px;font-size:18px;outline:none;transition:all .3s}.input-area input:focus{background:#fff;box-shadow:0 0 10px #8b451333}.action-btn{border:none;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:transform .2s}.action-btn:active{transform:scale(.95)}.action-btn.primary{background:var(--ink-black);color:#fff;width:60px}.action-btn.secondary{background:transparent;border:1px solid var(--ink-black);padding:8px 15px;font-size:14px}.controls-row{display:flex;justify-content:center;gap:15px;margin-top:10px}.title-seal{text-align:center;border:4px double var(--seal-red);padding:20px 40px;margin-bottom:40px;position:relative}.title-seal h1{font-size:48px;margin:0;writing-mode:vertical-rl;text-orientation:upright;letter-spacing:10px}.seal-button{background:var(--seal-red);color:#fff;border:none;padding:15px 40px;font-size:20px;cursor:pointer;box-shadow:3px 3px maroon;position:relative;overflow:hidden}.seal-button:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h40v40H0z' fill='none'/%3E%3Cpath d='M10 10l20 20M30 10L10 30' stroke='white' stroke-opacity='0.1' stroke-width='1'/%3E%3C/svg%3E")}.history-panel{position:fixed;bottom:20px;right:20px;width:240px;background:#ffffffe6;border:1px solid #d2b48c;padding:15px;border-radius:8px;box-shadow:0 4px 15px #0000000d}.history-header{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;margin-bottom:10px;border-bottom:1px solid #eee;padding-bottom:5px}.history-item{font-size:12px;margin-bottom:8px;display:flex;flex-direction:column;position:relative;padding-left:15px}.history-item:before{content:"";position:absolute;left:0;top:4px;width:6px;height:6px;border-radius:50%}.history-item.correct:before{background:var(--bamboo-green)}.history-item.wrong:before{background:var(--seal-red)}.h-q{color:#666}.h-a{font-weight:700}.h-mark{position:absolute;right:0;top:0;font-weight:700}.view-center{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:5}.ai-hint-box{margin-top:15px;font-size:14px;color:#666;background:#d4af371a;padding:5px 15px;border-radius:4px;font-style:italic}.combo-badge{position:absolute;top:150px;right:10%;background:var(--gold);color:#fff;padding:5px 15px;border-radius:20px;font-weight:700;box-shadow:0 4px 10px #d4af374d}.loading{height:100vh;display:flex;justify-content:center;align-items:center;background:var(--paper-bg);font-size:20px}