.core-impersonate-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: var(--z-popover);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.core-impersonate-modal-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

.core-impersonate-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    width: 90%;
    max-width: 520px;
    max-height: 80vh;
    background: var(--color-card-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    z-index: var(--z-overlay-top);
    display: flex;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.core-impersonate-modal.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, -50%) scale(1);
}

.core-impersonate-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-smd) var(--spacing-mdlg);
    background: var(--color-error);
    color: #fff;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-lg);
}

.core-impersonate-modal-header-left {
    display: flex;
    align-items: center;
}

.core-impersonate-modal-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    padding: var(--spacing-xs);
    font-size: var(--font-size-base);
    line-height: 1;
}

.core-impersonate-modal-close:hover {
    color: #fff;
}

/* The base header is impersonation-red (danger) on purpose. The skill-assign
   modal is a routine action, so it wears the calm action ink instead —
   same chrome, non-alarming tone. */
.workers-skill-assign-modal .core-impersonate-modal-header,
.global-people-picker .core-impersonate-modal-header {
    background: var(--color-action);
    color: var(--color-neutral-ink-fg);
}

.core-impersonate-modal-filters {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-smd) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.core-impersonate-modal-filters .global-search-input-wrapper {
    flex: 1;
    min-width: 0;
}

.core-impersonate-modal-body {
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: var(--spacing-sm);
    flex: 1;
    min-height: 0;
}

.core-impersonate-member-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-smd);
    padding: var(--spacing-sm) var(--spacing-smd);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    transition: background 0.1s ease;
}

.core-impersonate-member-row:hover {
    background: var(--color-grey-50);
    color: inherit;
    text-decoration: none;
}

/* Rows rendered as <button> (click-to-assign) rather than <a> need the native
   button chrome stripped so they match the link rows exactly. */
.core-impersonate-member-row--button {
    width: 100%;
    border: 0;
    background: transparent;
    text-align: left;
    font: inherit;
}

.core-impersonate-member-row:disabled {
    opacity: 0.6;
    cursor: default;
}

.core-impersonate-member-row:disabled:hover {
    background: transparent;
}

.core-impersonate-member-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
}

.core-impersonate-member-name {
    font-weight: 500;
    font-size: var(--font-size-md);
    color: var(--color-text);
}

.core-impersonate-member-email {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.core-impersonate-empty-state {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--color-text-light);
    font-size: var(--font-size-md);
}

@media (max-width: 575.98px) {
    .core-impersonate-modal-close {
        min-width: var(--control-h-touch);
        min-height: var(--control-h-touch);
    }

    .core-impersonate-modal {
        width: 100%;
        height: 100%;
        max-width: none;
        max-height: none;
        border-radius: 0;
        top: 0;
        left: 0;
        transform: none;
    }

    .core-impersonate-modal.is-open {
        transform: none;
    }

    .core-impersonate-modal-header {
        border-radius: 0;
    }
}