.message-search-container input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}

.message-search-container input:focus {
    outline: none;
    border-color: #4ECDC4;
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.1);
}

.search-toggle-btn {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 0;
    margin-left: 8px;
}

.search-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
    color: #fff;
}

.search-close-btn {
    padding: 6px 10px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: #999;
    transition: color 0.2s;
}

.search-close-btn:hover {
    color: #333;
}

/* Highlighted search results */
.message-highlight {
    background-color: yellow;
    font-weight: bold;
}

.message-hidden {
    display: none !important;
}