:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --background-color: #f8f9fa;
    --text-color: #333;
    --white-color: #fff;
    --border-radius: 8px;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

body {
    font-family: sans-serif;
    margin: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    background-image: url("data:image/svg+xml,%3Csvg width='6' height='6' viewBox='0 0 6 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%239C92AC' fill-opacity='0.1'%3E%3Cpath d='M5 0h1L0 6V5zM6 5v1H5z'/%3E%3C/g%3E%3C/svg%3E");
}

header {
    background-color: var(--primary-color);
    color: var(--white-color);
    padding: 1rem;
    text-align: center;
    box-shadow: 0 2px 4px var(--shadow-color);
}

main {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.upload-section {
    background-color: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 8px var(--shadow-color);
    text-align: center;
    max-width: 500px;
    width: 100%;
}

.upload-label {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.3);
}

.upload-label:hover {
    background-color: #0056b3;
}

input[type="file"] {
    display: none;
}

#uploaded-image {
    max-width: 100%;
    margin-top: 1.5rem;
    border-radius: var(--border-radius);
}

#analyze-button {
    margin-top: 1.5rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--white-color);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.3);
}

#analyze-button:hover {
    background-color: #0056b3;
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.4);
}

.results-section {
    margin-top: 2rem;
    background-color: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 8px var(--shadow-color);
    width: 100%;
    max-width: 500px;
}

@media (max-width: 600px) {
    main {
        padding: 1rem;
    }

    .upload-section, .results-section {
        padding: 1.5rem;
    }
}