.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: 6px; }
    .tool-input, .tool-select { width: 100%; padding: 12px 16px; border: 1px solid var(--border-light); border-radius: 8px; font-size: 14px; background: var(--bg-light); color: var(--text-dark); transition: border-color 0.2s; }
    .tool-input:focus, .tool-select:focus { outline: none; border-color: var(--primary-light); box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1); }
    .btn-tool { padding: 12px 20px; border: none; background: linear-gradient(135deg, #3b82f6, #8b5cf6); color: white; border-radius: 8px; font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s; display: inline-flex; align-items: center; gap: 8px; }
    .btn-tool:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3); }
    .btn-tool-outline { background: transparent; color: var(--primary); border: 1px solid var(--border-light); }
    .btn-tool-outline:hover { background: var(--bg-light); border-color: var(--primary-light); box-shadow: none; transform: none; }
    .tool-status { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; font-weight: 500; }
    .tool-status.success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
    .tool-status.error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .form-group { display: flex; flex-direction: column; }
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .stat-card { background: var(--bg-white); border: 1px solid var(--border-light); border-radius: 12px; padding: 20px 16px; text-align: center; transition: border-color 0.2s, box-shadow 0.2s; }
    .stat-card:hover { border-color: var(--primary-light); box-shadow: 0 4px 12px rgba(59, 130, 246, 0.08); }
    .stat-number { font-size: 32px; font-weight: 700; color: var(--text-dark); line-height: 1; margin-bottom: 6px; }
    .stat-label { font-size: 12px; font-weight: 600; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; }
    .channel-item { padding: 16px; background: var(--bg-light); border-radius: 8px; margin-bottom: 12px; display: flex; justify-content: space-between; align-items: center; }
    .channel-name { font-weight: 600; font-size: 14px; }
    .channel-metrics { display: flex; gap: 20px; font-size: 13px; color: var(--text-light); }
    .insight-item { padding: 12px; background: var(--bg-light); border-left: 3px solid #3b82f6; border-radius: 4px; margin-bottom: 8px; font-size: 14px; line-height: 1.6; }
    @media (max-width: 768px) { .form-grid, .stats-grid { grid-template-columns: 1fr; } }