styles = {
    "main_layout": """
        <style>
            .block-container { padding-top: 1rem; padding-bottom: 5rem; }
            h1 { margin-top: 0rem; padding-top: 1rem; }
            h4 { margin-top: 0.5rem; padding-top: 0rem; }
        </style>
    """,
    "button": """
        <style>
            .stButton > button {
                width: 80%;
                margin-left: 10%;
                margin-top: 1rem;
                border-radius: 5px;
                height: 3em;
                background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
                color: black;
                font-weight: bold;
                border: 1px solid #E6C200;
                transition: all 0.3s ease;
            }
            .stButton > button:hover {
                background: linear-gradient(135deg, #FFDF33 0%, #FFB733 100%);
                transform: translateY(-2px);
                border: 1px solid #E6C200;
            }
        </style>
    """,
    "download_button": """
        <style>
            .stDownloadButton {
                text-align: center;
                display: flex;
                justify-content: center;
                margin-top: 5px;
                width: 80%;
                margin-left: auto;
                margin-right: auto;
            }
            .stDownloadButton button {
                width: 100%;
                border-radius: 5px;
                height: 3em;
                background: linear-gradient(135deg, #32CD32 0%, #228B22 100%);
                color: white !important;
                font-weight: bold !important;
                transition: all 0.3s ease !important;
                border: 1px solid #228B22 !important;
            }
            .stDownloadButton button:hover {
                background: linear-gradient(135deg, #3ED83E 0%, #2A9D2A 100%);
                transform: translateY(-2px) !important;
                box-shadow: 0 4px 8px rgba(0,0,0,0.1) !important;
                border: 1px solid #228B22 !important;
            }
        </style>
    """,
    "results_container": """
        <style>
        .results-container {
            padding: 20px;
            border: 1px solid #ddd;
            border-radius: 10px;
            background-color: #f9f9f9;
            margin-bottom: 20px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }
        .results-title {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: #333;
            border-bottom: 1px solid #eee;
            padding-bottom: 10px;
        }
        </style>
    """
}