:root{--bg: #f8fafc;--bg-secondary: #f1f5f9;--panel: #fbfcfe;--text: #020817;--text-secondary: #64748b;--accent: #2563eb;--accent-hover: #1d4ed8;--border: #e2e8f0;--shadow: 0 1px 2px rgba(2, 8, 23, .06);--sidebar-accent: #edf2f7;--radius: 1rem}*{scrollbar-width:thin;scrollbar-color:rgba(100,116,139,.3) var(--bg)}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg);border-radius:10px}::-webkit-scrollbar-thumb{background-color:#64748b4d;border-radius:9999px;border:2px solid transparent;background-clip:padding-box}::-webkit-scrollbar-thumb:hover{background-color:#64748b80}.app-header{background:#fbfcfed9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);height:3.5rem;display:flex;align-items:center;padding:0 1.5rem;flex-shrink:0}.sidebar{width:256px;min-width:256px;flex-shrink:0;border-right:1px solid var(--border);background:var(--panel);display:flex;flex-direction:column;overflow-y:auto}.sidebar-header{height:3.5rem;display:flex;align-items:center;padding:0 1.25rem;border-bottom:1px solid var(--border);font-weight:700;font-size:.95rem;letter-spacing:-.02em;color:var(--text);gap:.5rem}.sidebar-section-label{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);padding:1rem 1.25rem .35rem}.tab-button{display:flex;align-items:center;gap:.75rem;width:100%;padding:.625rem 1.25rem;border:none;background:transparent;color:var(--text-secondary);font-size:.875rem;font-weight:500;border-radius:.5rem;cursor:pointer;position:relative;text-align:left;transition:color .15s,background-color .15s}.tab-button:hover{background:var(--bg-secondary);color:var(--text)}.tab-button.active{background:var(--sidebar-accent);color:var(--text);font-weight:600;box-shadow:0 1px 2px #0000000a}.tab-button.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--accent);border-radius:0 9999px 9999px 0}.main-content{flex:1;overflow-y:auto;padding:1.5rem 2rem;min-width:0}.panel{background:var(--panel);border:1px solid var(--border);border-radius:.75rem;box-shadow:0 1px 3px #0000000a;padding:1.25rem}.btn{display:inline-flex;align-items:center;gap:.375rem;padding:.5rem 1rem;border-radius:.5rem;font-size:.875rem;font-weight:500;cursor:pointer;transition:background .15s,border-color .15s;border:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-ghost:hover{background:var(--bg-secondary)}.input{padding:.5rem .75rem;border:1px solid var(--border);border-radius:.5rem;font-size:.875rem;background:var(--panel);color:var(--text);outline:none;transition:border-color .15s}.input:focus{border-color:var(--accent)}.results-table{width:100%;border-collapse:collapse;font-size:.8125rem}.results-table th{text-align:left;padding:.5rem .75rem;font-weight:600;color:var(--text-secondary);border-bottom:2px solid var(--border);white-space:nowrap;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em}.results-table td{padding:.5rem .75rem;border-bottom:1px solid var(--border);max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.results-table tr:hover td{background:var(--bg-secondary)}.badge{display:inline-flex;align-items:center;padding:.125rem .5rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge-ok{background:#dcfce7;color:#166534}.badge-err{background:#fee2e2;color:#991b1b}.spinner{display:inline-block;width:1rem;height:1rem;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.sql-editor{width:100%;min-height:120px;padding:.75rem;border:1px solid var(--border);border-radius:.5rem;font-family:SF Mono,Fira Code,Cascadia Code,monospace;font-size:.8125rem;background:var(--panel);color:var(--text);resize:vertical;outline:none;line-height:1.6}.sql-editor:focus{border-color:var(--accent)}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-secondary)}