/**
 * Product Sources Frontend Styles
 * Styles for the sources tab on single product pages
 */

/* Sources Section Container */
.product-sources-section {
    padding: 1em 0;
}

/* Sources Groups */
.sources-group {
    margin-bottom: 2em;
}

.sources-group-title {
    font-size: 1.3em;
    margin-bottom: 0.5em;
    padding-bottom: 0.5em;
    border-bottom: 2px solid;
}

/* Sources Grid */
.sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5em;
    margin-top: 1.5em;
}

/* Source Card */
.source-card {
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-left-width: 4px;
    border-radius: 8px;
    padding: 1.5em;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.source-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* Source Title */
.source-card .source-title {
    margin-top: 0;
    margin-bottom: 0.5em;
    font-size: 1.1em;
}

.source-card .source-title a {
    color: inherit;
    text-decoration: none;
}

.source-card .source-title a:hover {
    text-decoration: underline;
}

/* Source DOI */
.source-card .source-doi {
    font-size: 0.9em;
    color: #666;
    margin: 0.5em 0;
}

.source-card .source-doi a {
    color: #0073aa;
    text-decoration: none;
}

.source-card .source-doi a:hover {
    text-decoration: underline;
}

/* Confidence Bar */
.source-card .source-confidence {
    margin: 0.75em 0;
}

.source-card .confidence-label {
    font-size: 0.85em;
    color: #666;
    display: inline-block;
}

.source-card .confidence-bar {
    background: #e0e0e0;
    height: 6px;
    border-radius: 3px;
    margin-top: 0.25em;
    overflow: hidden;
    display: inline-block;
    width: 60%;
    vertical-align: middle;
}

.source-card .confidence-fill {
    height: 100%;
    transition: width 0.5s ease;
}

.source-card .confidence-value {
    font-size: 0.85em;
    color: #666;
    margin-left: 0.5em;
}

/* Source Keywords */
.source-card .source-keywords {
    font-size: 0.85em;
    color: #666;
    margin: 0.5em 0;
}

/* Source Notes */
.source-card .source-notes {
    margin-top: 1em;
    padding-top: 1em;
    border-top: 1px solid #e0e0e0;
    font-size: 0.9em;
    line-height: 1.6;
}

/* Source Type Specific Colors */
.sources-group-supplier .source-card {
    border-left-color: #0073aa;
}

.sources-group-supplier .sources-group-title {
    color: #0073aa;
    border-bottom-color: #0073aa;
}

.sources-group-supplier .confidence-fill {
    background: #0073aa;
}

.sources-group-literature .source-card {
    border-left-color: #00a32a;
}

.sources-group-literature .sources-group-title {
    color: #00a32a;
    border-bottom-color: #00a32a;
}

.sources-group-literature .confidence-fill {
    background: #00a32a;
}

.sources-group-provenance .source-card {
    border-left-color: #826eb4;
}

.sources-group-provenance .sources-group-title {
    color: #826eb4;
    border-bottom-color: #826eb4;
}

.sources-group-provenance .confidence-fill {
    background: #826eb4;
}

.sources-group-observation .source-card {
    border-left-color: #d46b15;
}

.sources-group-observation .sources-group-title {
    color: #d46b15;
    border-bottom-color: #d46b15;
}

.sources-group-observation .confidence-fill {
    background: #d46b15;
}

/* Empty State */
.product-sources-section p:only-child {
    text-align: center;
    color: #666;
    font-style: italic;
    padding: 2em;
}

/* Responsive Design */
@media (max-width: 768px) {
    .sources-grid {
        grid-template-columns: 1fr;
        gap: 1em;
    }

    .source-card {
        padding: 1em;
    }

    .sources-group-title {
        font-size: 1.1em;
    }

    .source-card .source-title {
        font-size: 1em;
    }

    .source-card .confidence-bar {
        width: 50%;
    }
}

/* Print Styles */
@media print {
    .sources-grid {
        grid-template-columns: 1fr;
    }

    .source-card {
        page-break-inside: avoid;
        box-shadow: none;
    }

    .source-card:hover {
        transform: none;
    }
}