.meta-checker {
    max-width: 700px;
    margin: auto;
    font-family: Arial, sans-serif;
}

.serp-preview {
    border: 1px solid #ccc;
    padding: 10px;
    margin-top: 10px;
    background: #fff;
}

.serp-title {
    color: #1a0dab;
    font-size: 16px;
    font-weight: bold;
}

.serp-url {
    color: #006621;
    font-size: 14px;
}

.serp-desc {
    color: #545454;
    font-size: 14px;
}

.language-toggle button, .theme-toggle {
    margin-right: 10px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 34px;
    height: 20px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #2196F3;
}

input:checked + .slider:before {
    transform: translateX(14px);
}

.dark-mode {
    background: #121212;
    color: #ffffff;
}

.dark-mode .serp-preview {
    background: #1e1e1e;
    border-color: #444;
}