.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(145deg, #513819, #956226);
    padding: 30px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
    border-radius: 15px;
    text-align: center;
    width: 90%;
    max-width: 400px;
    color: #b8a081;
    border: 2px solid #747674;
    box-sizing: border-box;
}
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 999;
}
.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    position: relative;
}
.close-icon {
    top: 10px;
    right: 10px;
    color: #a70100;
    font-size: 24px;
    position: absolute;
}
.copy-icon {
    color: #b8a081;
    font-size: 22px;
    cursor: pointer;
    position: relative;
    margin-left: 10px;
}
.input-container {
    position: relative;
    display: flex;
    align-items: center;
    background: #513819;
    border-radius: 8px;
    padding: 10px 15px;
    margin: 20px auto 0 auto;
    width: 100%;
    max-width: 350px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
    justify-content: space-between;
    box-sizing: border-box;
}
input {
    background: transparent;
    border: none;
    color: #b8a081;
    font-size: 16px;
    text-align: left;
    flex-grow: 1;
    outline: none;
    padding: 5px;
}