:root{--color-bg:#0d1117;--color-surface:#161b22;--color-surface-hover:#1c2129;--color-border:#30363d;--color-text:#e6edf3;--color-text-secondary:#8b949e;--color-accent:#58a6ff;--color-success:#3fb950;--color-warning:#d29922;--color-error:#f85149;--color-surface-alt:#21262d;--color-accent-dim:#58a6ff26;--font-label:.75rem;--transition-fast:.2s ease;--transition-medium:.3s ease;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--font-mono:"Fira Code", "SF Mono", Monaco, "Cascadia Code", Consolas, "Courier New", monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:14px;line-height:1.5}input,select,textarea,button{font-family:inherit}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}button,a,[role=tab],[role=menuitem]{transition:all var(--transition-fast)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}.btn{border:1px solid var(--color-border);background-color:var(--color-surface);color:var(--color-text-secondary);font-family:var(--font-sans);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);border-radius:6px;align-items:center;gap:6px;padding:6px 14px;font-size:13px;display:inline-flex}.btn:hover:not(:disabled){background-color:var(--color-surface-hover);color:var(--color-text);border-color:var(--color-text-secondary)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--color-accent);border-color:var(--color-accent);color:#fff}.btn-primary:hover:not(:disabled){color:#fff;background-color:#4a90e2;border-color:#4a90e2}.btn-danger{color:var(--color-error);border-color:#f8514966}.btn-danger:hover:not(:disabled){border-color:var(--color-error);color:var(--color-error);background-color:#f8514926}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-secondary)}*{scrollbar-width:thin;scrollbar-color:var(--color-border) var(--color-bg)}@media (width<=768px){body{font-size:13px}}