:root{--blue: #0A1628;--blue2: #13233c;--orange: #D4835A;--orange2: #b56a42;--purple: #7B68EE;--text: #E8EDF5;--sub: #94A3B8;--line: rgba(255, 255, 255, .08);--card-bg: rgba(255, 255, 255, .03);--ease: cubic-bezier(.22, 1, .36, 1)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;background:var(--blue);color:var(--text);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit}.starfield{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;overflow:hidden}.star{position:absolute;background:#fff;border-radius:50%;opacity:.5;animation:twinkle var(--tw-dur, 4s) ease-in-out infinite}@keyframes twinkle{0%,to{opacity:.15}50%{opacity:.8}}.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:18px 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