.pbt-form { margin-top: 14px; }
    .pbt-drop {
        border: 2px dashed rgba(59, 130, 246, 0.45);
        border-radius: 14px;
        padding: 26px 16px;
        text-align: center;
        cursor: pointer;
        background: linear-gradient(135deg, rgba(59,130,246,0.05), rgba(59,130,246,0.02));
        transition: all 0.25s ease;
    }
    .pbt-drop:hover, .pbt-drop.pbt-dragover {
        border-color: var(--color-primary);
        background: rgba(6, 182, 212, 0.05);
    }
    .pbt-drop-icon { font-size: 1.9rem; color: #3b82f6; margin-bottom: 8px; }
    .pbt-drop-text { font-weight: 600; margin: 0 0 4px; }
    .pbt-drop-sub { font-size: 0.8rem; color: var(--text-gray); margin: 0; }
    .pbt-file-info {
        margin-top: 10px; font-size: 0.85rem; color: var(--text-gray);
        background: #f8fafc; border-radius: 10px; padding: 8px 12px;
    }
    .pbt-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 10px; }
    .pbt-field { flex: 1; min-width: 200px; }
    .pbt-label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; }
    .pbt-select { width: 100%; }
    .pbt-range { width: 100%; accent-color: var(--color-primary); margin-bottom: 10px; }
    .pbt-sub { margin-bottom: 12px; }
    .pbt-progress { margin: 10px 0; }
    .pbt-progress-head { display: flex; justify-content: space-between; font-size: 0.82rem; font-weight: 600; margin-bottom: 5px; }
    .pbt-progress-track { height: 10px; background: #e2e8f0; border-radius: 6px; overflow: hidden; }
    .pbt-progress-bar { height: 100%; background: var(--grad-primary); border-radius: 6px; transition: width 0.25s ease; }
    .pbt-results { margin: 10px 0; max-height: 260px; overflow-y: auto; }
    .pbt-result-item {
        display: flex; align-items: center; gap: 10px;
        background: #f8fafc; border: 1px solid var(--border-light);
        border-radius: 10px; padding: 8px 12px; margin-bottom: 8px;
    }
    .pbt-result-name { flex: 1; font-size: 0.82rem; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .pbt-result-size { font-size: 0.76rem; color: var(--text-gray); white-space: nowrap; }
    .pbt-result-size b { color: #10b981; }
    .pbt-result-dl {
        border: none; border-radius: 8px; padding: 6px 12px; cursor: pointer;
        background: linear-gradient(135deg, #10b981, #059669); color: white;
        font-size: 0.76rem; font-weight: 600; white-space: nowrap;
    }
    .pbt-result-fail { color: #ef4444; font-size: 0.76rem; white-space: nowrap; }
    .pbt-actions { display: flex; gap: 10px; flex-wrap: wrap; }
    .pbt-btn-main { background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%); flex: 1; min-width: 150px; }
    .pbt-btn-dl { background: linear-gradient(135deg, #10b981 0%, #059669 100%); flex: 1; min-width: 150px; }
    .pbt-btn-ghost {
        padding: 12px 20px; border-radius: 12px; border: 1px solid var(--border-light);
        background: #f8fafc; cursor: pointer; font-weight: 600; font-size: 0.9rem;
        transition: all 0.25s ease;
    }
    .pbt-btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }