:root{--background:#020617;--background-soft:#0f172a;--background-accent:#1e293b;--foreground:#e2e8f0;--muted:#94a3b8b3;--border:#38bdf81f;--accent:#22d3ee;--accent-hover:#38bdf8;--accent-gradient:linear-gradient(135deg, #0ea5e9, #2563eb);--glow:#22d3ee66;--success:#10b981;--error:#dc2626;--panel-bg:#0f172a40;--panel-blur:blur(4px);--font-sans:"Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;--font-serif:"Iowan Old Style", "Palatino Linotype", "Songti SC", serif}html{height:100%}html,body{max-width:100vw;overflow-x:hidden}body{min-height:100%;color:var(--foreground);background-color:var(--background);font-family:var(--font-sans), sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;flex-direction:column;display:flex}*{box-sizing:border-box;margin:0;padding:0}a{color:inherit;text-decoration:none}h1,h2,h3{font-family:var(--font-serif), serif}p,li,span,a,button,input,textarea{font-family:var(--font-sans), sans-serif}@keyframes spin{to{transform:rotate(360deg)}}