/* ============================================================
   OCR PDF — ocr-pdf.css
   Prefix: op-   Accent: #8B5CF6 (violet)
   ============================================================ */

.op-section {
    --tool-accent: #8B5CF6;
    padding: 40px 0 80px;
}

.op-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(139, 92, 246, 0.22);
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #8B5CF6;
    margin-bottom: 12px;
}

.op-upload-zone {
    display: block;
    border: 2px dashed rgba(139, 92, 246, 0.3);
    border-radius: 16px;
    background: rgba(139, 92, 246, 0.03);
    padding: 56px 24px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    outline: none;
}

.op-upload-zone:hover,
.op-upload-zone:focus-visible {
    border-color: rgba(139, 92, 246, 0.6);
    background: rgba(139, 92, 246, 0.07);
}

.op-upload-zone.op-drag-over {
    border-color: #8B5CF6;
    background: rgba(139, 92, 246, 0.1);
}

.op-upload-icon {
    font-size: 3rem;
    color: #8B5CF6;
    opacity: 0.65;
    margin-bottom: 14px;
    display: block;
}

.op-upload-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 6px;
}

.op-upload-sub {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0 0 10px;
}

.op-upload-formats {
    font-size: 0.8125rem;
    color: var(--text-tertiary, #9CA3AF);
    margin: 0;
}

/* File bar */
.op-file-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 18px;
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.op-file-info {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.op-file-icon {
    font-size: 1.5rem;
    color: #8B5CF6;
    flex-shrink: 0;
}

.op-file-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 280px;
}

.op-file-size {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.op-page-count {
    font-size: 0.8125rem;
    color: #8B5CF6;
    font-weight: 600;
    white-space: nowrap;
}

.op-change-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 8px;
    background: var(--bg-secondary, #F9FAFB);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
}

.op-change-btn:hover {
    border-color: #8B5CF6;
    color: #8B5CF6;
}

/* Options row */
.op-options-row {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    flex-wrap: wrap;
    padding: 16px 20px;
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    margin-bottom: 10px;
}

/* Output format row */
.op-output-row {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    padding: 12px 20px;
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    margin-bottom: 16px;
}

.op-output-format {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.op-radio-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--text-primary);
    cursor: pointer;
}

.op-radio-label input[type="radio"] {
    accent-color: #8B5CF6;
    width: 15px;
    height: 15px;
    cursor: pointer;
}

.op-checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--text-primary);
    cursor: pointer;
    margin-left: auto;
}

.op-checkbox-label input[type="checkbox"] {
    accent-color: #8B5CF6;
    width: 15px;
    height: 15px;
    cursor: pointer;
}

.op-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.op-label {
    font-size: 0.78125rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.op-select {
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 8px;
    background: var(--bg-input, #fff);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%236B7280' d='M12 15.5l-6-6h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    transition: border-color 0.15s;
}

.op-select:focus {
    border-color: #8B5CF6;
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.12);
}

.op-btn-run {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: #8B5CF6;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}

.op-btn-run:hover {
    background: #7C3AED;
}

.op-btn-run:disabled {
    background: var(--text-tertiary, #9CA3AF);
    cursor: not-allowed;
}

/* Progress */
.op-progress-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.op-progress-wrap[hidden] {
    display: none;
}

.op-progress-bar {
    flex: 1;
    height: 6px;
    background: var(--border-color, #E5E7EB);
    border-radius: 3px;
    overflow: hidden;
}

.op-progress-fill {
    height: 100%;
    width: 0;
    background: #8B5CF6;
    border-radius: 3px;
    transition: width 0.3s ease;
}

.op-progress-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 180px;
}

.op-status {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 16px;
}

.op-status[hidden] {
    display: none;
}

.op-status--success {
    background: rgba(22, 163, 74, 0.08);
    border: 1px solid rgba(22, 163, 74, 0.25);
    color: #15803D;
}

.op-status--error {
    background: rgba(220, 38, 38, 0.08);
    border: 1px solid rgba(220, 38, 38, 0.25);
    color: #B91C1C;
}

.op-status--info {
    background: rgba(139, 92, 246, 0.06);
    border: 1px solid rgba(139, 92, 246, 0.2);
    color: #7C3AED;
}

/* Results */
.op-results[hidden] {
    display: none;
}

.op-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.op-results-title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.op-results-actions {
    display: flex;
    gap: 8px;
}

.op-ghost-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 6px;
    background: var(--bg-secondary, #F9FAFB);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}

.op-ghost-btn:hover {
    border-color: #8B5CF6;
    color: #8B5CF6;
}

.op-btn-hidden {
    display: none;
}

/* Individual page result blocks */
.op-page-block {
    margin-bottom: 12px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 10px;
    overflow: hidden;
}

.op-page-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 8px 14px;
    background: var(--bg-secondary, #F9FAFB);
    border-bottom: 1px solid var(--border-color, #E5E7EB);
}

.op-page-label {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text-primary);
}

.op-confidence {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 20px;
    background: rgba(139, 92, 246, 0.08);
    color: #8B5CF6;
}

.op-confidence.op-conf-low {
    background: rgba(220, 38, 38, 0.08);
    color: #B91C1C;
}

.op-page-text {
    padding: 14px;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 300px;
    overflow-y: auto;
    background: var(--bg-input, #fff);
    font-family: 'Courier New', Courier, monospace;
}

@media (max-width: 600px) {
    .op-section {
        padding: 24px 0 60px;
    }

    .op-upload-zone {
        padding: 40px 16px;
    }

    .op-options-row {
        flex-direction: column;
        align-items: stretch;
    }

    .op-output-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .op-checkbox-label {
        margin-left: 0;
    }

    .op-btn-run {
        justify-content: center;
    }

    .op-file-name {
        max-width: 160px;
    }
}