:root{--bg: #0b1020;--bg2: #111832;--panel: rgba(255, 255, 255, .04);--border: rgba(255, 255, 255, .09);--text: #e6ecff;--muted: #8b96b8;--accent: #4f8cff;--cyan: #33d6e8;--green: #3ddc97;--amber: #ffb547;--red: #ff6b6b}*{margin:0;padding:0;box-sizing:border-box}html,body,#app{height:100%}body{background:var(--bg);color:var(--text);font-family:PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}button{background:var(--accent);color:#fff;border:0;border-radius:6px;padding:8px 16px;cursor:pointer;font-size:14px}button.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}button:disabled{opacity:.5;cursor:not-allowed}input,select{background:var(--bg2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:8px 12px;font-size:14px;outline:none}input:focus,select:focus{border-color:var(--accent)}