:root {
    /* colors */
    --psa-color-accent-dk: #002b45;
    --psa-color-accent: #0070ad;
    --psa-color-accent-lt: #daedf6;
    --psa-color-foreground: #000000;
    --psa-color-background: #ffffff;
    --psa-color-gray-border: #dddddd;
    --psa-color-gray-strong: #8A8A8A;
    --psa-color-gray-active: #555555;
    --psa-color-gray-inactive: #242424;

    /* fonts */
    --psa-font-heading: 'tk-stratum-1-web-n7', sans-serif;

    --psa-font-body: 'urw-din', sans-serif;

    --psa-text-size-xs: 12px;
    --psa-text-size-sm: 14px;
    --psa-text-size-md: 16px;

    --psa-line-spacing-xs: 18px;
    --psa-line-spacing-sm: 21px;
    --psa-line-spacing-md: 24px;

    --psa-letter-spacing-sm: 0.06px;
    --psa-letter-spacing-md: 0.07px;
    --psa-letter-spacing-lg: 0.7px;

    --psa-border-radius-sm: 8px;
    --psa-border-radius-md: 12px;
    --psa-border-radius-lg: 100px;
    --psa-border-radius-full: 100%;

    --psa-padding-button-md: 11px 15px;
    --psa-padding-input: 12px 48px 12px 16px;
    --psa-padding-message: 7.5px 16px;

    /* dimensions */
    --psa-spacing-xs: 8px;
    --psa-spacing-sm: 10px;
    --psa-spacing-md: 12px;
    --psa-spacing-lg: 15px;
    --psa-spacing-xl: 24px;

    --psa-width-desktop: 375px;
    --psa-height-desktop: 520px;

    --psa-offset-right: 30px;
    --psa-offset-bottom: 12px;

    --psa-z-index: 1047;

    --psa-shadow: 0 0 16px 4px rgba(0, 0, 0, 0.2);

    --psa-max-message-width: 80%;
    --psa-input-min-height: 52px;
    --psa-input-icon-size: 34px;

    --psa-heading-gradient: linear-gradient(to right, var(--psa-color-accent), var(--psa-color-accent-dk));
}


[data-has-messages=false] .psa-has-msgs,
[data-has-messages=true] .psa-empty-msgs {
    display: none;
}

[data-has-messages=false] .psa-empty-msgs,
[data-has-messages=true] .psa-has-msgs {
    display: inline;
}

.product-store-associate-cta h3,
.product-store-associate h3 {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--psa-spacing-md);
    
    font-family: var(--psa-font-heading);
    font-size: var(--psa-text-size-md);
    line-height: var(--psa-line-spacing-md);
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: var(--psa-letter-spacing-lg);

    background-image: var(--psa-heading-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: var(--psa-color-accent-dk);
    -webkit-text-fill-color: transparent;
}

.product-store-associate-cta button {
    font-family: var(--psa-font-body);
    font-size: var(--psa-text-size-sm);
    line-height: var(--psa-line-spacing-sm);
    color: var(--psa-color-accent-dk);
    letter-spacing: var(--psa-letter-spacing-md);
    border: 0;
    border-radius: var(--psa-border-radius-lg);
    padding: var(--psa-padding-message);
    background-color: var(--psa-color-accent-lt);
    text-transform: none;
    cursor: pointer;
}

.psa-common-questions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--psa-spacing-xs);
    padding: var(--psa-spacing-xs) 0 var(--psa-spacing-xl);
}

.product-store-associate-cta .psa-separator {
    border-top: 1px solid var(--psa-color-gray-border);
    height: 1px;
    margin-bottom: var(--psa-spacing-xl);
}

.product-store-associate {
    position: fixed;
    display: flex;
    flex-direction: column;
    height: 520px;

    bottom: var(--psa-offset-bottom);
    right: var(--psa-offset-right);
    max-width: var(--psa-width-desktop);
    max-height: var(--psa-height-desktop);
    padding: var(--psa-spacing-md) 0 var(--psa-spacing-lg); 
    background-color: var(--psa-color-background);
    box-shadow: var(--psa-shadow);
    border-radius: var(--psa-border-radius-sm);
    z-index: var(--psa-z-index);

    overflow: hidden;
    width: 100%;
    margin: 0;
    transition: opacity 0.3s ease, height 0.3s ease;
}

.product-store-associate[data-store-associate-mode="engaged"] {
    pointer-events: auto;
    opacity: 1;
}

.product-store-associate[data-store-associate-mode="hidden"] {
    z-index: -1;
    pointer-events: none;
    opacity: 0;
    height: 0;
}

.product-store-associate .psa-backdrop {
    display: none;
}

.product-store-associate p,
.product-store-associate ul,
.product-store-associate li {
    font-family: var(--psa-font-body);
    font-size: var(--psa-text-size-sm);
    line-height: var(--psa-line-spacing-sm);
    color: var(--psa-color-foreground);
    letter-spacing: var(--psa-letter-spacing-sm);
    margin-bottom: 0;
}

.product-store-associate button {
    font-family: var(--psa-font-body);
    font-size: var(--psa-text-size-md);
    line-height: var(--psa-line-spacing-md);
    color: var(--psa-color-background);
    letter-spacing: var(--psa-letter-spacing-md);
    border: var(--psa-color-gray-border) 1px solid;
    border-radius: var(--psa-border-radius-md);
    padding: var(--psa-padding-button-md);
    background-color: var(--psa-color-accent-dk);
    cursor: pointer;
}

.product-store-associate .psa-related-questions {
    display: flex;
    flex-direction: column;
    gap: var(--psa-spacing-xs);
    max-width: var(--psa-max-message-width);
    align-items: flex-end;
    align-self: flex-end;
}

.product-store-associate .psa-related-questions button {
    font-family: var(--psa-font-body);
    font-size: var(--psa-text-size-sm);
    line-height: var(--psa-line-spacing-sm);
    color: var(--psa-color-accent-dk);
    letter-spacing: var(--psa-letter-spacing-md);
    border: var(--psa-color-gray-border) 1px solid;
    border-radius: var(--psa-border-radius-lg);
    padding: var(--psa-padding-message);
    background-color: var(--psa-color-background);
    text-transform: none;
    justify-content: left;
    cursor: pointer;
}

.product-store-associate .psa-related-questions button:hover {
    background-color: var(--psa-color-accent-dk);
    color: var(--psa-color-background);
}

.psa-messages {
    display: flex;
    flex-direction: column;
    gap: var(--psa-spacing-xl);
    margin-bottom: var(--psa-spacing-xl);
}

.product-store-associate p.psa-message-user,
.product-store-associate .psa-message-user p {
    display: flex;
    justify-self: self-end;
    align-self: self-end;
    max-width: var(--psa-max-message-width);
    background-color: var(--psa-color-accent-dk);
    margin-bottom: 0;
    color: var(--psa-color-background);
    border: var(--psa-color-gray-border) 1px solid;
    border-radius: var(--psa-border-radius-lg);
    padding: var(--psa-padding-message);
}

.psa-identifier {
    display: flex;
    align-items: center;
}

.product-store-associate > h3 {
    padding-left: var(--psa-spacing-lg);
    padding-right: var(--psa-spacing-lg);
}

.psa-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow-y: auto;
    padding-left: var(--psa-spacing-lg);
    padding-right: var(--psa-spacing-lg);
}

ul.psa-recommendations {
    padding-inline-start: var(--psa-spacing-xl);
}

.psa-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: var(--psa-spacing-md);
    gap: var(--psa-spacing-xs);
    padding-left: var(--psa-spacing-lg);
    padding-right: var(--psa-spacing-lg);
}

.psa-form {
    display: flex;
    position: relative;
    gap: var(--psa-spacing-sm);
    width: 100%;
}

.psa-input {
    flex: 1;
    font-family: var(--psa-font-text-md);
    font-size: var(--psa-text-size-md);
    color: var(--psa-color-accent-dk);
    line-height: var(--psa-line-spacing-md);
    padding: var(--psa-padding-input);
    min-height: var(--psa-input-min-height);
    border: 1px solid var(--psa-color-gray-border);
    border-radius: var(--psa-border-radius-md);
    resize: none;
}

.product-store-associate button.psa-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    right: var(--psa-spacing-xs);
    bottom: var(--psa-spacing-xs);
    width: var(--psa-input-icon-size);
    height: var(--psa-input-icon-size);
    padding: var(--psa-spacing-xs);
    border: var(--psa-color-gray-border) 1px solid;
    border-radius: var(--psa-border-radius-full);
}

.product-store-associate button.psa-submit:disabled {
    cursor: not-allowed;
    background-color: var(--psa-color-gray-border);
}

.product-store-associate button.psa-submit .disabled {
    display: none;
}

.product-store-associate button.psa-submit .enabled {
    background-color: var(--psa-color-accent-dk);
    display: block;
}

.product-store-associate button.psa-submit:disabled .disabled {
    background-color: var(--psa-color-gray-border);
    display: block;
}

.product-store-associate button.psa-submit:disabled .enabled {
    display: none;
}

.product-store-associate p.psa-disclaimer {
    font-family: var(--psa-font-text-xs);
    font-size: var(--psa-text-size-xs);
    line-height: var(--psa-line-spacing-xs);
    color: var(--psa-color-gray-strong);
    margin: 0;
}

@media (max-width: 500px) {
    .product-store-associate {
        top: 80px;
        height: calc(100% - 80px);
        right: 0;
        left: 0;
        max-width: none;
        max-height: none;
        padding-top: var(--psa-spacing-sm);
    }

    .product-store-associate[data-store-associate-mode="engaged"] {
        pointer-events: auto;
        opacity: 1;
        height: calc(100% - 80px);
    }
}