:root{--bg:#080b15;--panel:#101625;--panel2:#151e2f;--text:#f4f6ff;--muted:#97a3ba;--stroke:rgba(185,204,255,.14);--cyan:#4de1e3;--purple:#a482ff;--pink:#ff75cc}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7;overflow-x:hidden}a{text-decoration:none;color:inherit}button{font:inherit}::selection{background:#5b48a7;color:white}.wrap{width:min(1180px,calc(100% - 56px));margin:auto}.ambient{position:absolute;z-index:-1;pointer-events:none;filter:blur(75px);border-radius:50%}.ambient-a{width:560px;height:560px;background:#36247560;top:70px;right:-170px}.ambient-b{width:490px;height:450px;background:#12444b40;top:320px;left:-200px}.header{height:84px;position:sticky;top:0;z-index:30;background:rgba(8,11,21,.8);backdrop-filter:blur(22px);border-bottom:1px solid 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