:root{--ink:#080808;--green:#55c9f4;--red:#ba293c;--muted:#53666e}body{background:#f5f9fc;color:var(--ink)}main{max-width:1000px}.brand{color:#247397;font-weight:800}h1{font-weight:900;letter-spacing:-1px}.primary,button.active{background:#55c9f4;color:#080808;border-color:#55c9f4;font-weight:750}.card{border-radius:8px;box-shadow:0 3px 16px #08080805}.tabs button{border-radius:5px}.option{border-radius:5px}.option:has(input:checked){background:#e4f6ff;border-color:#188ebf}.right{color:#156185}.sitebar{background:white;border-bottom:1px solid #e1e9e6;padding:16px 24px;display:flex;justify-content:space-between;gap:20px}.sitebar a{color:#080808;text-decoration:none;font-weight:800}.sitebar span{font-size:13px;color:#53666e}

body,button,input,select,textarea,pre,h1,h2,h3{font-family:'Songti SC','STSong','Noto Serif CJK SC','Source Han Serif SC','SimSun',serif!important}