body {
    font-family: sans-serif;
    background: #f8f9fa;
}

.headerRow {
    align-items: center;
    margin-bottom: 2em;
}

.logoImg {
    height: 4em;
    width: auto;
    display: block;
    margin-right: 1.5em;
    max-width: 100%;
}

.headerText {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.headerTitle {
    margin: 0;
    font-size: 1.2em;
    color: #6c757d;
}

.mainTitle {
    margin: 0;
    font-size: 2em;
    font-weight: bold;
    color: #212529;
}

#searchResults {
    margin-top: 1em;
}

.searchResult {
    padding: 0.75em 1em;
    background: #fff;
    border-radius: 0.5em;
    margin-bottom: 0.5em;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.searchUiBody {
    width: 100%;
    min-width: 400px;
    margin-left: 0;
}

@media (max-width: 576px) {
    .mainTitle {
        font-size: 1.5em;
    }

    .headerTitle {
        font-size: 1em;
    }

    .searchUiBody {
        max-width: 100%;
    }

    .headerRow {
        margin-bottom: 1em;
    }

    .logoImg {
        height: 3em;
        margin-right: 1em;
    }
}

.tree {
    list-style: none;
    padding-left: 1em;
}

.tree .folder-label {
    font-weight: bold;
    cursor: pointer;
    display: inline-block;
    padding: 2px 5px;
}

.tree ul {
    margin-left: 1em;
}

.file {
    margin-left: 1em;
    color: #666;
    cursor: pointer;
}

.folder>ul {
    display: none;
}

.folder.open>ul {
    display: block;
}

.highlight {
    background-color: #ffeb3b;
}

.copied-tooltip {
    display: inline-block;
    background: #4caf50;
    color: #fff;
    border-radius: 4px;
    font-size: 0.9em;
    padding: 2px 6px;
    margin-left: 8px;
    opacity: 1;
    transition: opacity 0.3s;
    position: absolute;
    z-index: 100;
}

.file.copied {
    background: #e0ffe0;
}

.tree {
    position: relative;
}