*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f0f13;--surface: #1a1a22;--surface2: #23232e;--border: #2e2e3e;--text: #e2e2ec;--text-muted: #8888aa;--accent: #7c6af7;--accent-hover: #9580ff;--danger: #e05c5c;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}body{background:var(--bg);color:var(--text);height:100vh;overflow:hidden}#app{height:100vh;display:flex;flex-direction:column}button{cursor:pointer;border:none;border-radius:6px;font-size:13px;padding:7px 14px;transition:background .15s,opacity .15s}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}input,select,textarea{background:var(--surface2);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:7px 10px;font-size:13px;outline:none;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--accent)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}