:root{--bg:#01040c;--panel:rgba(8,16,38,.72);--line:rgba(56,130,255,.22);--line2:rgba(56,189,248,.45);--tx:#dce8ff;--mut:#7f95bd;--blue:#2f6bff;--cyan:#22d3ee;--ice:#8fd3ff;--ok:#2cffb0;--warn:#ffc24a;--bad:#ff4d6d;--glow:0 0 18px rgba(47,107,255,.45),0 0 48px rgba(34,211,238,.12)}*{box-sizing:border-box}html{color-scheme:dark;scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--tx);font:15px/1.7 -apple-system,Segoe UI,Microsoft YaHei,sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}.shell{position:relative;max-width:1100px;margin:0 auto;padding:0 18px 40px}.bg-grid{position:fixed;inset:0;z-index:-2;background:linear-gradient(rgba(47,107,255,.09) 1px,transparent 1px) 0 0/48px 48px,linear-gradient(90deg,rgba(47,107,255,.09) 1px,transparent 1px) 0 0/48px 48px,var(--bg);-webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 20%,#000 30%,transparent 100%);mask-image:radial-gradient(ellipse 80% 70% at 50% 20%,#000 30%,transparent 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