*{box-sizing:border-box}html,body,#root{height:100%;margin:0}:root{--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-serif: "Fraunces", Georgia, serif}body{background:#fff;color:#111;font-family:var(--font-sans)}.header h1{font-family:var(--font-serif);font-weight:500;letter-spacing:-.02em}.app{max-width:900px;margin:0 auto;padding:48px 24px 96px}.header{margin-bottom:32px}.header h1{font-size:1.4rem;font-weight:600;letter-spacing:-.02em;margin:0 0 4px}.header p{color:#666;font-size:.9rem;margin:0}.card{border:1px solid #e4e4e4;border-radius:10px;padding:20px;margin-bottom:20px}.dropzone{border:1.5px dashed #bbb;border-radius:10px;padding:40px 20px;text-align:center;cursor:pointer;transition:border-color .15s ease}.dropzone:hover,.dropzone.dragging{border-color:#111}.dropzone input{display:none}.dataset-meta{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:#555}.schema-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.schema-pill{border:1px solid #ddd;border-radius:999px;padding:3px 10px;font-size:.75rem;color:#333}.query-form{display:flex;gap:8px}.query-form input{flex:1;border:1px solid #ccc;border-radius:8px;padding:12px 14px;font-size:.95rem;font-family:inherit}.query-form input:focus{outline:none;border-color:#111}button{background:#111;color:#fff;border:none;border-radius:8px;padding:12px 18px;font-size:.9rem;cursor:pointer;font-family:inherit}button:disabled{background:#999;cursor:not-allowed}.result-entry{border-top:1px solid #eee;padding-top:16px;margin-top:16px}.result-entry .question{font-weight:600;margin-bottom:6px}.result-entry .explanation{color:#333;margin:8px 0;line-height:1.5}.sql-block{background:#f7f7f7;border-radius:8px;padding:10px 12px;font-family:SFMono-Regular,Consolas,monospace;font-size:.78rem;color:#333;overflow-x:auto;white-space:pre-wrap}table{border-collapse:collapse;width:100%;margin-top:10px;font-size:.82rem}th,td{border:1px solid #eee;padding:6px 10px;text-align:left}th{background:#fafafa;font-weight:600}.error-box{border:1px solid #e5b1b1;background:#fff5f5;color:#a33;border-radius:8px;padding:10px 12px;font-size:.85rem}.muted{color:#888;font-size:.8rem}.gate{height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:24px}.gate-spinner{width:36px;height:36px;border:3px solid rgba(255,255,255,.15);border-top-color:currentColor;border-radius:50%;animation:gate-spin .8s linear infinite}.gate-title{font-size:1.1rem;font-weight:600;letter-spacing:-.01em;margin:0}.gate-subtext{font-size:.875rem;max-width:320px;line-height:1.5;margin:0}@keyframes gate-spin{to{transform:rotate(360deg)}}