ui/custom.css

/* Minimal essential styling */

/* Processing status container */
.processing-status-container {
    margin: 10px 0;
    padding: 8px 12px;
    border-left: 3px solid #5c6bc0;
    font-size: 0.9rem;
}

/* Result card styling */
.previous-results-container {
    margin-bottom: 20px;
    color: #000000 !important;
    background-color: #ffffff !important;
}

/* Let Streamlit handle text colors based on background */
/* Reset forced white text to use Streamlit defaults */

.result-card {
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 15px;
}

.result-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid #e0e0e0;
}

.result-filename {
    font-weight: bold;
    font-size: 1.1rem;
}

.result-date {
    font-size: 0.9rem;
    color: #666;
}

.result-metadata {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}

.result-tag {
    background-color: #e3f2fd;
    border-radius: 16px;
    padding: 3px 10px;
    font-size: 0.85rem;
    color: #1565c0;
}

.selected-result-container {
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    padding: 20px;
    margin: 15px 0;
}

.selected-result-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 15px;
}

/* Fix for image preprocessing preview */
.stExpander {
    overflow: hidden !important;
}

.stExpander img {
    max-width: 100% !important;
    height: auto !important;
    object-fit: contain !important;
}

/* Additional fixes for image preprocessing preview in expanders */
.streamlit-expanderContent {
    overflow: hidden !important;
}

.streamlit-expanderContent img {
    max-width: 95% !important;
    height: auto !important;
    object-fit: contain !important;
}

/* Metadata container styling */
.metadata-container {
    background-color: #f8f9fa;
    border-radius: 4px;
    padding: 12px;
    margin-bottom: 20px;
    margin-top: -10px !important; /* Negative margin to reduce gap with header */
    border-left: 3px solid #4285f4;
}

/* Direct child styling to prevent nested containers */
.element-container > .metadata-container {
    margin-top: 0 !important;
}

/* Fix spacing for headings above metadata container */
.element-container h3 + div .metadata-container,
.element-container h1 + div .metadata-container,
.element-container h2 + div .metadata-container,
.stHeading + div div {
    margin-top: 0 !important;
}

/* Fix for subheader and metadata container spacing */
.stHeading ~ div {
    margin-top: -10px !important;
}

/* Remove excess space between metadata heading and content */
.stMarkdown + div div.element-container,
.stMarkdown + div,
.stHeading + div,
.stHeading + div div.element-container,
header + div.stMarkdown + div,
[data-testid="stHeader"] + div,
.stHeading + * {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

/* PDF container fixes */
.stExpander .streamlit-expanderContent {
    max-width: 100% !important;
    overflow: visible !important;
}

/* Fix placement of fullscreen buttons, especially in expanders */
.element-container .stImage .stExpander button[title="View fullscreen"] {
    position: absolute !important;
    top: 5px !important;
    right: 5px !important;
}

/* Fix PDF preview container */
.stPdfViewerContent, 
.stPdfViewer, 
.stPdfViewerPagesContainer {
    width: 100% !important;
    max-width: 100% !important;
    overflow: visible !important;
}

/* Fix for expandable content */
.stExpander > div[data-testid="stExpander"] {
    max-width: 100% !important;
    overflow: visible !important;
}

/* Fix positioning for fullscreen buttons in image containers */
.stImage button[title="View fullscreen"] {
    position: absolute !important;
    top: 5px !important;
    right: 5px !important;
    z-index: 1000 !important;
    visibility: visible !important;
    opacity: 1 !important;
    width: 28px !important;
    height: 28px !important;
    padding: 0 !important;
    margin: 0 !important;
    background-color: rgba(255, 255, 255, 0.7) !important;
    border-radius: 4px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* Fix fullscreen button styling */
button[title="View fullscreen"],
button.streamlit-expanderHeader {
    z-index: 999 !important;
    visibility: visible !important;
    opacity: 1 !important; 
    border-radius: 4px !important;
    position: absolute !important;
    top: 5px !important;
    right: 5px !important;
    width: 28px !important;
    height: 28px !important;
    padding: 0 !important;
    margin: 0 !important;
    background-color: rgba(255, 255, 255, 0.7) !important; 
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* Make text visible in Previous Results tab - ensure high contrast */
.previous-results-container h3,
.previous-results-container p,
.previous-results-container .result-filename,
.previous-results-container .result-date,
.previous-results-container .result-tag {
    color: #000000 !important;
    text-shadow: none !important;
}

/* No Results styling with proper contrast */
.previous-results-container[style*="text-align: center"] {
    background-color: #f0f2f6 !important;
    border-radius: 8px !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1) !important;
}

/* Additional image fixes for all containers */
.document-content img,
.markdown-text-container img,
.page-text-content img,
.image-container img,
.streamlit-expanderContent img {
    max-width: 100% !important;
    height: auto !important;
    object-fit: contain !important;
}

/* Responsive design rules */
/* Specific rules for mobile/small screens */
@media (max-width: 768px) {
    .stExpander img,
    .document-content img,
    .markdown-text-container img,
    .page-text-content img,
    .image-container img,
    .streamlit-expanderContent img {
        max-width: 95% !important;
    }
    
    /* Improve responsive layout for example documents */
    .stImage,
    .css-6qob1r,
    .css-zq5wmm,
    .css-fg4pbf,
    [data-testid="column"],
    [data-testid="stHorizontalBlock"] > div {
        margin-bottom: 20px !important;
        padding: 0 10px !important;
    }
    
    .stImage img {
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
        object-fit: contain !important;
    }
    
    .stColumnContainer,
    .css-jjjwqm,
    .css-fg4pbf,
    [data-testid="column"] {
        gap: 20px !important;
        margin-bottom: 20px !important;
    }
    
    /* Force separate columns on mid-sized screens */
    [data-testid="stHorizontalBlock"] {
        flex-wrap: wrap !important;
    }
    
    [data-testid="stHorizontalBlock"] > div {
        min-width: 45% !important;
        flex: 1 1 45% !important;
    }
}

/* Modern Streamlit styling - better responsive behavior */
.block-container {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
}

/* Specific rules for very small screens (mobile) */
@media (max-width: 640px) {
    /* Force single column on very small screens */
    .row-widget.stHorizontal > div,
    div[data-testid="stHorizontalBlock"] > div {
        flex-direction: column !important;
        width: 100% !important;
    }

    /* Critical fix for column display to prevent overlapping */
    [data-testid="column"] {
        width: 100% !important;
        flex: 1 1 100% !important;
        padding: 0 !important;
        min-width: 100% !important;
        max-width: 100% !important;
        float: none !important;
        clear: both !important;
        display: block !important;
    }
    
    /* Enforce correct column layout for Streamlit's container elements */
    div[data-testid="stHorizontalBlock"] {
        flex-direction: column !important;
        display: block !important;
    }
    
    /* Make images more visible on small screens */
    .row-widget.stImage img,
    [data-testid="stImage"] > img {
        max-width: 100% !important;
        width: 100% !important;
        margin-bottom: 15px !important;
    }
    
    /* Fix example documents grid layout */
    .stImage {
        display: block !important;
        margin-left: auto !important;
        margin-right: auto !important;
        width: 100% !important;
    }
}

/* Fix image display in grid layout */
.row-widget.stImage,
.css-z5fcl4 {
    text-align: center !important;
    margin-bottom: 15px !important;
    padding: 0 !important;
}

.row-widget.stImage img,
.css-z5fcl4 img {
    max-height: 250px !important;
    object-fit: contain !important;
    border-radius: 4px !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
}

/* Better caption styling for images */
.css-z5fcl4 .caption,
.caption,
[data-testid="caption"],
.css-1b0udgb,
.css-183lzff {
    margin-top: 5px !important;
    font-weight: 500 !important;
    text-align: center !important;
    font-size: 0.9rem !important;
}