.ch-dir-wrapper{
    border-radius: 12px;
    padding: 24px 24px 32px;
    background: #ffffff;
    box-shadow: 0 12px 40px rgba(0,0,0,0.04);
}

.ch-dir-search-bar{
    margin-bottom: 16px;
}

.ch-dir-search-input{
    width: 100%;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid #dde4ea;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ch-dir-search-input:focus{
    border-color: #1e7c72;
    box-shadow: 0 0 0 2px rgba(30,124,114,0.15);
}

.ch-dir-letters{
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 18px;
}

.ch-dir-letter{
    border: none;
    background: transparent;
    padding: 4px 8px;
    font-size: 14px;
    cursor: pointer;
    border-radius: 999px;
    color: #555;
    transition: background 0.15s, color 0.15s;
}

.ch-dir-letter:hover{
    background: #f1f6f7;
}

.ch-dir-letter.active{
    background: linear-gradient(90deg,#1e7c72,#10929b);
    color: #fff;
}

.ch-dir-list{
    border-top: 1px solid #eef1f4;
    padding-top: 10px;
}

.ch-dir-group{
    margin-bottom: 16px;
}

.ch-dir-letter-heading{
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #1e7c72;
}

.ch-dir-item{
    list-style: none;
    margin: 4px 0;
}

.ch-dir-item a{
    text-decoration: none;
    color: #222;
    font-size: 15px;
}

.ch-dir-item a:hover{
    color: #1e7c72;
}