body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f4f7f6;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

main {
    background: #fff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    text-align: center;
    max-width: 500px;
    width: 90%;
}

h1 {
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

p {
    color: #666;
    margin-bottom: 2rem;
}

/* --- Uploader Styles --- */
.uploader input[type="file"] {
    display: none;
}

.uploader label {
    background-color: #007bff;
    color: white;
    padding: 12px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.2s;
}

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

/* --- Results --- */
#content-container {
    margin-top: 2rem;
}

#image-preview {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    border: 1px solid #ddd;
    margin-bottom: 1.5rem;
}

#results-container h2 {
    margin-bottom: 1rem;
    text-align: left;
}

#prediction-list {
    list-style: none;
    padding: 0;
    text-align: left;
}

#prediction-list li {
    background: #f9f9f9;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 8px;
    font-size: 1rem;
}

/* --- Helper Classes --- */
.hidden {
    display: none;
}