#pin_modal {
    z-index: 9;
    position: absolute;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(2px);
    display: none;
}

#pin_modal_content {
    position: absolute;
    width: 80%;
    max-height: 80%;
    background-color: var(--chat-bg-color);
    left: 10%;
    top: 10%;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

#pin_modal_head {
    padding: 16px;
    font-size: calc(var(--font-size) + 4px);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

#pin_modal_body {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 16px;
    justify-content: center;
    align-items: center;
}

.pin_field {
    display: flex;
    flex-direction: row;
}

.pin_column {
    display: flex;
    flex-direction: column;
}

.pin_num,
.pin_act {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--font-color-neg);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin: 8px;
    cursor: pointer;
    transition: box-shadow 0.2s;
    user-select: none;
}

.pin_num:hover,
.pin_act:hover {
    box-shadow: var(--box-shadow);
}

#pin_display {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    outline: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    opacity: 1;
    transition: opacity 0.2s, width 0.2s, outline 0.2s;
    height: 19px;
    color: var(--chat-text-color);
}

#pin_display:empty {
    opacity: 0.1;
}

#pin_display.error {
    outline-color: var(--red);
    animation: shake 0.3s;
    animation-iteration-count: 1;
}