:root{color-scheme:dark;--bg:#070b14;--panel:rgba(12,18,33,.72);--panel-strong:rgba(16,24,43,.92);--border:hsla(0,0%,100%,.08);--text:#f4f7fb;--muted:#93a4bf;--accent:#7c5cff;--accent-strong:#51e5ff;--danger:#ff6b81;--shadow:0 24px 80px rgba(4,10,22,.55)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:radial-gradient(circle at top left,rgba(124,92,255,.24),transparent 30%),radial-gradient(circle at top right,rgba(81,229,255,.16),transparent 22%),linear-gradient(180deg,#08101d,#05070f);color:var(--text);font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}