:root {
    --spacing-smaller: 3px;
    --spacing-small: 5px;
    --spacing-medium: 7px;
    --spacing-large: 12px;
    --font-size: 12px;
    --font-size-large: 14px;
    --font-size-larger: 16px;
    --line-height: 16px;
    --line-height-larger: 20px;
    --primary-color: #40c979;
    --text-color-dark: #212529;
    --text-color: #585858;
    --text-color-light: #65727e;
    --border-color: #bebebe;
    --border-color-light: #f1f3f5;
    --input-placeholder: #65727e;
    --input-background: #e9e9ed;
    --input-border: #dee2e6;
    --input-border-active: #c1c9d0;
    --input-border-invalid: #e44e4e;
    --input-outline-invalid: rgba(219, 138, 138, 0.5);
    --input-color: #e9e9ed;
    --input-disabled: #f7f7f7;
    --input-min-height: 45px;
    --options-height: 40dvh;
    --option-background: #f3f4f7;
    --border-radius: 5px;
    --icon-size: 12px;
    --icon-space: 30px;
    --checkbox-size: 16px;
    --checkbox-radius: 4px;
    --checkbox-border: #ced4da;
    --checkbox-background: #fff;
    --checkbox-active: #fff;
    --checkbox-thickness: 2px;
}
.multi-select {
    display: flex;
    box-sizing: border-box;
    flex-direction: column;
    position: relative;
    width: 100%;
    user-select: none;
}
.multi-select .multi-select-header {
    border: 1px solid var(--input-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-medium) var(--spacing-large);
    padding-right: var(--icon-space);
    overflow: hidden;
    gap: var(--spacing-medium);
    min-height: var(--input-min-height);
}
.multi-select .multi-select-header::after {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%23949ba3' viewBox='0 0 16 16'%3E%3Cpath d='M8 13.1l-8-8 2.1-2.2 5.9 5.9 5.9-5.9 2.1 2.2z'/%3E%3C/svg%3E");
    height: var(--icon-size);
    width: var(--icon-size);
}
.multi-select .multi-select-header.multi-select-header-active {
    border-color: var(--input-border-active);
}
.multi-select .multi-select-header.multi-select-header-active::after {
    transform: translateY(-50%) rotate(180deg);
}
.multi-select .multi-select-header.multi-select-header-active + .multi-select-options {
    display: flex;
}
.multi-select .multi-select-header .multi-select-header-placeholder {
    color: var(--text-color-light);
}
.multi-select .multi-select-header .multi-select-header-option {
    display: inline-flex;
    align-items: center;
    background-color: var(--option-background);
    font-size: var(--font-size-large);
    padding: var(--spacing-smaller) var(--spacing-small);
    border-radius: var(--border-radius);
}
.multi-select .multi-select-header .multi-select-header-max {
    font-size: var(--font-size-large);
    color: var(--text-color-light);
}
.multi-select .multi-select-options {
    display: none;
    box-sizing: border-box;
    flex-flow: wrap;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 999;
    margin-top: var(--spacing-small);
    padding: var(--spacing-small);
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    max-height: var(--options-height);
    overflow-y: auto;
    overflow-x: hidden;
}
.multi-select .multi-select-options::-webkit-scrollbar {
    width: 5px;
}
.multi-select .multi-select-options::-webkit-scrollbar-track {
    background: #f0f1f3;
}
.multi-select .multi-select-options::-webkit-scrollbar-thumb {
    background: #cdcfd1;
}
.multi-select .multi-select-options::-webkit-scrollbar-thumb:hover {
    background: #b2b6b9;
}
.multi-select .multi-select-options .multi-select-option,
.multi-select .multi-select-options .multi-select-all {
    padding: var(--spacing-large);
}
.multi-select .multi-select-options .multi-select-option .multi-select-option-radio,
.multi-select .multi-select-options .multi-select-all .multi-select-option-radio {
    background: var(--checkbox-background);
    margin-right: var(--spacing-large);
    height: var(--checkbox-size);
    width: var(--checkbox-size);
    border: 1px solid var(--checkbox-border);
    border-radius: var(--checkbox-radius);
}
.multi-select .multi-select-options .multi-select-option .multi-select-option-text,
.multi-select .multi-select-options .multi-select-all .multi-select-option-text {
    box-sizing: border-box;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: inherit;
    font-size: var(--font-size-larger);
    line-height: var(--line-height);
}
.multi-select .multi-select-options .multi-select-option.multi-select-selected .multi-select-option-radio,
.multi-select .multi-select-options .multi-select-all.multi-select-selected .multi-select-option-radio {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
}
.multi-select .multi-select-options .multi-select-option.multi-select-selected .multi-select-option-radio::after,
.multi-select .multi-select-options .multi-select-all.multi-select-selected .multi-select-option-radio::after {
    content: "";
    display: block;
    width: calc(var(--checkbox-size) / 4);
    height: calc(var(--checkbox-size) / 2);
    border: solid var(--checkbox-active);
    border-width: 0 var(--checkbox-thickness) var(--checkbox-thickness) 0;
    transform: rotate(45deg) translate(50%, -25%);
}
.multi-select .multi-select-options .multi-select-option.multi-select-selected .multi-select-option-text,
.multi-select .multi-select-options .multi-select-all.multi-select-selected .multi-select-option-text {
    color: var(--text-color-dark);
}
.multi-select .multi-select-options .multi-select-option:hover, .multi-select .multi-select-options .multi-select-option:active,
.multi-select .multi-select-options .multi-select-all:hover, .multi-select .multi-select-options .multi-select-all:active {
    background-color: var(--option-background);
}
.multi-select .multi-select-options .multi-select-all {
    border-bottom: 1px solid var(--border-color-light);
    border-radius: 0;
}
.multi-select .multi-select-options .multi-select-search {
    padding: var(--spacing-medium) var(--spacing-large);
    border: 1px solid var(--input-border);
    border-radius: var(--border-radius);
    margin: 10px 10px 5px 10px;
    width: 100%;
    outline: none;
    font-size: var(--font-size-larger);
}
.multi-select .multi-select-options .multi-select-search::placeholder {
    color: var(--text-color-light);
}
.multi-select .multi-select-header,
.multi-select .multi-select-option,
.multi-select .multi-select-all {
    display: flex;
    flex-wrap: wrap;
    box-sizing: border-box;
    align-items: center;
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    width: 100%;
    font-size: var(--font-size-larger);
    color: var(--text-color-dark);
}
.multi-select.disabled {
    opacity: 0.6;
    pointer-events: none;
    background-color: var(--input-disabled);
}
.multi-select.multi-select-invalid .multi-select-header {
    border-color: var(--input-border-invalid);
    outline: var(--input-outline-invalid) solid 1px;
}