/* ------------------------------------------------------------------
 * Upload-page polish.
 *
 * Scoped to ``.upload-page``.  Mirrors the design language of the
 * filtering page (filtering_page.css): 12px card radii, section
 * labels, gradient primary button, pill-style toggle.  Loaded
 * automatically by Dash via the ``assets/`` convention.
 * ------------------------------------------------------------------ */

.upload-page .card {
    border-radius: 12px;
}

.upload-page .form-label.section-label {
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    font-weight: 600;
    color: #6c757d;
    text-transform: uppercase;
}

.upload-page .btn {
    border-radius: 8px;
}

/* Dropzone — modern dashed border, subtle hover lift. */
.upload-page .upload-dropzone {
    width: 100%;
    min-height: 140px;
    padding: 1.5rem 1rem;
    border: 2px dashed #ced4da;
    border-radius: 12px;
    background: linear-gradient(180deg, #fbfbfd 0%, #f4f6f9 100%);
    color: #495057;
    text-align: center;
    cursor: pointer;
    transition: all 0.18s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.upload-page .upload-dropzone:hover {
    border-color: #0d6efd;
    background: linear-gradient(180deg, #f5f9ff 0%, #eaf2ff 100%);
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.10);
}

.upload-page .upload-dropzone .dropzone-icon {
    font-size: 1.6rem;
    color: #0d6efd;
    margin-bottom: 0.1rem;
}

.upload-page .upload-dropzone strong {
    color: #212529;
    font-weight: 600;
}

.upload-page .upload-dropzone .dropzone-hint {
    font-size: 0.78rem;
    color: #6c757d;
}

/* Signal-type pills — same idiom as filter-family on the filtering page.
 *
 * Hide the actual radio input and zero out the form-check wrapper's
 * padding so the label looks (and clicks) like a standalone pill. */
.upload-page .signal-type-pills .form-check {
    padding-left: 0;
    margin-right: 0;
}

.upload-page .signal-type-pills .form-check-input {
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
    pointer-events: none;
    margin: 0;
}

.upload-page .signal-type-pills label.btn {
    padding: 0.3rem 0.85rem;
    font-size: 0.825rem;
    border-radius: 999px;
    margin: 0 0.2rem 0.2rem 0;
    border: 1px solid #dee2e6;
    color: #495057;
    background: #fff;
    transition: all 0.15s ease;
    cursor: pointer;
}

.upload-page .signal-type-pills label.btn:hover {
    background: #f1f3f5;
    border-color: #adb5bd;
}

.upload-page .signal-type-pills input[type="radio"]:checked + label.btn,
.upload-page .signal-type-pills label.btn.active {
    background: #0d6efd;
    color: #fff;
    border-color: #0d6efd;
}

/* Primary Process button — gradient, lift on hover. */
.upload-page .process-btn {
    background: linear-gradient(135deg, #0d6efd 0%, #084298 100%);
    border: 0;
    font-weight: 500;
    padding: 0.5rem 1.2rem;
    box-shadow: 0 2px 6px rgba(13, 110, 253, 0.25);
    transition: all 0.15s ease;
}

.upload-page .process-btn:hover:not(:disabled),
.upload-page .process-btn:focus:not(:disabled) {
    box-shadow: 0 4px 10px rgba(13, 110, 253, 0.35);
    transform: translateY(-1px);
    background: linear-gradient(135deg, #0d6efd 0%, #084298 100%);
}

.upload-page .process-btn:disabled {
    background: #adb5bd;
    box-shadow: none;
}

/* Quick-actions card — subtler, less competing. */
.upload-page .quick-actions-card h6 {
    color: #495057;
    font-weight: 600;
    font-size: 0.875rem;
}

.upload-page .status-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.22rem 0.7rem;
    border-radius: 999px;
    background: #f1f3f5;
    color: #495057;
    font-size: 0.78rem;
    font-weight: 500;
}

.upload-page .status-chip.is-success {
    background: #d1e7dd;
    color: #0a3622;
}

.upload-page .status-chip.is-error {
    background: #f8d7da;
    color: #842029;
}

.upload-page .status-chip .dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: #adb5bd;
}

.upload-page .status-chip.is-success .dot {
    background: #198754;
}

.upload-page .status-chip.is-error .dot {
    background: #dc3545;
}

/* Data Preview — stat chips above the table. */
.upload-page .preview-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.upload-page .preview-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    font-size: 0.825rem;
    color: #212529;
    transition: all 0.15s ease;
}

.upload-page .preview-chip:hover {
    background: #eef2ff;
    border-color: #c7d2fe;
    transform: translateY(-1px);
}

/* DataTable wrapper polish. */
.upload-page .data-preview-table-wrap {
    border-radius: 10px;
    overflow: hidden;
}

.upload-page .data-preview-table-wrap .dash-table-container .dash-spreadsheet-container {
    border-radius: 10px !important;
    border: 1px solid #e9ecef !important;
}

.upload-page .data-preview-table-wrap .previous-next-container,
.upload-page .data-preview-table-wrap .first-last-container {
    padding-top: 0.5rem;
}

.upload-page .data-preview-table-wrap .page-number input {
    font-size: 0.82rem !important;
    border-radius: 6px !important;
    padding: 0.18rem 0.4rem !important;
}

.upload-page .data-preview-table-wrap .export {
    border-radius: 6px !important;
    background: #0d6efd !important;
    color: #fff !important;
    border: 0 !important;
    padding: 0.3rem 0.75rem !important;
    font-size: 0.78rem !important;
    cursor: pointer;
}

.upload-page .data-preview-table-wrap .export:hover {
    background: #084298 !important;
}