:root{--bg-0: #0b0e17;--bg-1: #141824;--bg-2: #1a1f30;--bg-3: #252d3d;--text-1: #e8ecf4;--text-2: #8896b0;--up: #0ecb81;--down: #f6465d;--accent: #f0b90b;--border: #252d3d}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,PingFang SC,Hiragino Sans GB,sans-serif;background:var(--bg-0);color:var(--text-1);line-height:1.5}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;outline:none;font-family:inherit}input{outline:none;font-family:inherit}.btn-primary{background:var(--accent);color:#000;font-weight:700;border-radius:6px;padding:8px 20px;transition:opacity .2s}.btn-primary:hover{opacity:.85}.btn-outline{background:transparent;color:var(--accent);border:1px solid var(--accent);border-radius:6px;padding:8px 20px;transition:all .2s}.btn-outline:hover{background:#f0b90b1a}.up{color:var(--up)}.down{color:var(--down)}.card{background:var(--bg-2);border:1px solid var(--border);border-radius:10px}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:var(--bg-0)}::-webkit-scrollbar-thumb{background:var(--bg-3);border-radius:2px}