.tool-label { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 12px; }
    .tool-input { padding: 12px 16px; border: 1px solid var(--border-light); border-radius: 8px; font-size: 14px; background: var(--bg-white); color: var(--text-dark); transition: border-color 0.2s; }
    .tool-input:focus { outline: none; border-color: var(--primary-light); box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1); }
    .btn-tool-outline { padding: 10px 18px; border: 1px solid var(--border-light); background: transparent; color: var(--primary); border-radius: 8px; font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s; }
    .btn-tool-outline:hover { background: var(--bg-light); border-color: var(--primary-light); }
    @media (max-width: 768px) {
        .estimate-grid { grid-template-columns: 1fr !important; }
        .stats-grid { grid-template-columns: 1fr !important; }
    }