@font-face{font-family:Noto Sans SC;font-style:normal;font-weight:400;font-display:swap;src:local("Noto Sans CJK SC"),local("PingFang SC"),local("Microsoft YaHei"),local("Hiragino Sans GB")}@font-face{font-family:"Noto Serif SC";font-style:normal;font-weight:400 700;font-display:swap;src:local("Noto Serif CJK SC"),local("Songti SC"),local("SimSun")}:root{--bg-base:#f0ebe2;--bg-card:#faf8f4;--bg-inset:#ede9e1;--gold:#dba85a;--gold-dark:#c49040;--gold-light:#f0d9a0;--gold-pale:#fdf3e0;--text:#35415e;--text-mid:#6a7a9a;--text-soft:#9aa8c0;--positive:#7aab82;--positive-bg:#eef5ee;--neutral:#9aab82;--neutral-bg:#f0f3ee;--scene-a:#cdd8e8;--scene-b:#e8d4a8;--opt-bg:#ede9e1;--opt-hover:#e5e1d5;--opt-sel:#fdf0d8;--border:#ddd8ce;--r-xs:8px;--r-sm:12px;--r-md:16px;--r-lg:22px;--r-xl:28px;--r-pill:999px;--shadow-sm:0 2px 8px rgba(53,65,94,0.06);--shadow-md:0 4px 20px rgba(53,65,94,0.08);--shadow-lg:0 8px 36px rgba(53,65,94,0.09);--fs-xs:14px;--fs-sm:16px;--fs-md:18px;--fs-lg:22px;--fs-xl:28px;--fs-2xl:36px;--lh-tight:1.4;--lh-base:1.75;--lh-loose:1.9;--t-fast:150ms ease;--t-base:250ms ease;--t-slow:400ms ease}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;text-size-adjust:100%}body{font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,Helvetica Neue,sans-serif;font-size:var(--fs-md);background-color:var(--bg-base);line-height:var(--lh-base);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100dvh;overflow-x:hidden}body,h1,h2,h3,h4{color:var(--text)}h1,h2,h3,h4{font-family:"Noto Serif SC",Songti SC,SimSun,serif;line-height:var(--lh-tight);letter-spacing:.02em}button{cursor:pointer;background:none}button,input{font-family:inherit;border:none;outline:none}a{color:inherit;text-decoration:none}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}::selection{background:var(--gold-pale);color:var(--text)}