:root{--primary:#8a6e48;--accent:#c14b3d;--background:#f8f4e9;--card-bg:#ffffff;--text:#333333;--text-light:#897e76;--border:#e6d9c4;--shadow:rgba(123,97,65,0.1);--pinyin:#e06942;--highlight:#986536;--link-hover:#c14b3d;--button-success:#6b9362;--button-warning:#d4a76a;--button-danger:#c14b3d;--button-info:#6d98b6;--level-1:#e9f5e1;--level-2:#d4e6f1;--level-3:#fde2dd;--level-4:#fbeacc;--level-5:#f0f0f0;--mastery-1:rgba(212,167,106,0.15);--mastery-2:rgba(212,167,106,0.25);--mastery-3:rgba(109,152,182,0.15);--mastery-4:rgba(107,147,98,0.15);--mastery-5:rgba(107,147,98,0.25);--transition:all 0.3s ease;--radius:8px}[data-theme=dark]{--primary:#c1a87c;--accent:#e26d5c;--background:#2c2828;--card-bg:#3a3432;--text:#f0e6d6;--text-light:#d6cbbd;--border:#5d4c3c;--shadow:rgba(0,0,0,0.3);--pinyin:#f9bf45;--highlight:#e6a23c;--link-hover:#ff9c7c;--button-success:#7db072;--button-warning:#dfb77c;--button-danger:#e26d5c;--button-info:#7ea9c8;--level-1:rgba(233,245,225,0.1);--level-2:rgba(212,230,241,0.1);--level-3:rgba(253,226,221,0.1);--level-4:rgba(251,234,204,0.1);--level-5:rgba(240,240,240,0.1);--mastery-1:rgba(223,183,124,0.15);--mastery-2:rgba(223,183,124,0.25);--mastery-3:rgba(126,169,200,0.15);--mastery-4:rgba(125,176,114,0.15);--mastery-5:rgba(125,176,114,0.25)}*{box-sizing:border-box;margin:0;padding:0}body,html{font-family:-apple-system,PingFang SC,Hiragino Sans GB,Microsoft YaHei,WenQuanYi Micro Hei,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background-color:var(--background);color:var(--text);line-height:1.6;transition:var(--transition);scroll-behavior:smooth}h1,h2,h3,h4,h5,h6{font-family:"Noto Serif SC","Source Han Serif SC","Source Han Serif CN",STSong,SimSun,宋体,serif;font-weight:500;letter-spacing:.5px;margin-bottom:.8em}a,h1,h2,h3,h4,h5,h6{color:var(--primary)}a{text-decoration:none;transition:var(--transition)}a:hover{color:var(--accent)}::selection{background-color:var(--accent);color:white}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background-color:var(--text-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background-color:var(--primary)}@media print{body{background-color:white;color:black}.backButton,.clearCacheLink,.navButton,.navLink,.printLink,.theme-switch{display:none!important}.printStamp{display:block!important;text-align:center;margin-top:1rem;font-size:.8rem;color:#888}.container{max-width:100%;width:100%;padding:0;margin:0}.poemContainer,.reciteContainer{box-shadow:none;background-color:white;padding:0}}.container{max-width:1200px;margin:0 auto;padding:1.5rem}.theme-switch{position:fixed;bottom:20px;right:20px;background:var(--card-bg);border:1px solid var(--border);box-shadow:0 2px 10px var(--shadow);width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:100;transition:var(--transition)}.theme-switch:hover{transform:scale(1.1);background-color:var(--accent);color:white}.page-title{text-align:center;margin:2rem 0;font-size:2.5rem;color:var(--primary);position:relative;display:inline-block;padding-bottom:.5rem}.page-title:after{content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:80px;height:2px;background-color:var(--accent)}.footer{text-align:center;padding:2rem 0;margin-top:2rem;border-top:1px solid var(--border);color:var(--text-light);font-size:.9rem}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-5px)}to{transform:translateY(0)}}@media screen and (max-width:768px){.container{padding:1rem}}