body {
    font-family: Arial, sans-serif;
    background: #f4f6f9;
}

.container {
    width: 90%;
    margin: 40px auto;
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0px 4px 15px rgba(0,0,0,0.1);
}

h2 {
    text-align: center;
}

form {
    text-align: center;
    margin-bottom: 20px;
}

input {
    padding: 8px;
    margin: 5px;
}

button {
    padding: 10px 20px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

/* Comparison Layout */
.compare-container {
    margin-top: 20px;
}

.row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.col {
    width: 50%;
    padding: 10px;
    border-radius: 8px;
    min-height: 30px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Old vs New */
.old {
    background: #fff5f5;
    border-left: 5px solid red;
}

.new {
    background: #f5fff5;
    border-left: 5px solid green;
}

/* Word Highlights */
.same {
    color: black;
}

.added {
    background: #c8f7c5;
    color: green;
    padding: 2px 5px;
    border-radius: 4px;
}

.removed {
    background: #f7c5c5;
    color: red;
    text-decoration: line-through;
    padding: 2px 5px;
    border-radius: 4px;
}

.changed {
    background: red;
    color: white;
    padding: 2px 5px;
    border-radius: 4px;
}