/**
 * Impersonation notification bars
 *
 * Shared styles for the administrator notification bar and the
 * return-to-admin bar, including their collapsed "pill" state.
 */

:root {
    --itg-topbar-offset: 1.5rem;
}

.itg-impersonation-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    display: flex;
    justify-content: center;
    pointer-events: none;
    font-family: 'Outfit', sans-serif;
}

.itg-impersonation-panel {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    min-height: 44px;
    padding: 0.5rem 1rem;
    color: #fff;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
    pointer-events: auto;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.itg-impersonation-bar--return .itg-impersonation-panel {
    background: linear-gradient(180deg, #174a5f 0%, #123a4d 100%);
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.22);
}

.itg-impersonation-bar--admin .itg-impersonation-panel {
    background: linear-gradient(180deg, #a6e3e8 0%, #8ed4da 100%);
    color: var(--primary);
    border-bottom: 1px solid rgba(20, 58, 77, 0.18);
    box-shadow: 0 6px 18px rgba(20, 58, 77, 0.16);
}

.itg-impersonation-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
}

.itg-impersonation-icon svg {
    display: block;
}

.itg-impersonation-bar--admin .itg-impersonation-icon {
    background: rgba(20, 58, 77, 0.1);
    border-color: rgba(20, 58, 77, 0.16);
}

.itg-impersonation-text {
    min-width: 0;
    font-size: 0.925rem;
    line-height: 1.4;
    letter-spacing: 0.005em;
    overflow-wrap: anywhere;
}

.itg-impersonation-text b {
    font-weight: 700;
}

.itg-impersonation-suffix {
    opacity: 0.72;
}

.itg-impersonation-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.itg-impersonation-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border: none;
    border-radius: 999px;
    padding: 0.4rem 1rem;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.itg-impersonation-bar--return .itg-impersonation-btn--primary {
    background: #fff;
    color: var(--primary);
}

.itg-impersonation-bar--return .itg-impersonation-btn--primary:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.itg-impersonation-btn:focus-visible,
.itg-impersonation-toggle:focus-visible,
.itg-impersonation-pill:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}

.itg-impersonation-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    flex-shrink: 0;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    color: inherit;
    cursor: pointer;
    transition: background 0.15s ease;
}

.itg-impersonation-toggle:hover {
    background: rgba(255, 255, 255, 0.32);
}

.itg-impersonation-bar--admin .itg-impersonation-toggle {
    background: rgba(20, 58, 77, 0.1);
}

.itg-impersonation-bar--admin .itg-impersonation-toggle:hover {
    background: rgba(20, 58, 77, 0.18);
}

/* Collapsed affordance: a small tab hanging from the top edge. */
.itg-impersonation-pill {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    display: none;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.95rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-top: none;
    border-radius: 0 0 12px 12px;
    background: var(--primary);
    color: #fff;
    font-family: inherit;
    font-size: 0.78rem;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
    pointer-events: auto;
    animation: itgPillDrop 0.25s ease;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.itg-impersonation-pill:hover {
    transform: translateX(-50%) translateY(1px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.24);
}

.itg-impersonation-bar--admin .itg-impersonation-pill {
    background: linear-gradient(180deg, #a6e3e8 0%, #8ed4da 100%);
    color: var(--primary);
    border-color: rgba(20, 58, 77, 0.18);
}

@keyframes itgPillDrop {
    from {
        transform: translate(-50%, -100%);
        opacity: 0;
    }
    to {
        transform: translate(-50%, 0);
        opacity: 1;
    }
}

.itg-impersonation-bar.is-collapsed .itg-impersonation-panel {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.itg-impersonation-bar.is-collapsed .itg-impersonation-pill {
    display: inline-flex;
}

@media (max-width: 768px) {
    .itg-impersonation-panel {
        gap: 0.6rem;
        padding: 0.5rem 0.75rem;
    }

    .itg-impersonation-text {
        font-size: 0.85rem;
    }
}

@media (max-width: 576px) {
    .itg-impersonation-panel {
        gap: 0.5rem;
        padding: 0.5rem 0.6rem;
    }

    .itg-impersonation-icon {
        width: 26px;
        height: 26px;
    }

    .itg-impersonation-text {
        font-size: 0.8rem;
        line-height: 1.35;
    }

    .itg-impersonation-toggle {
        width: 28px;
        height: 28px;
    }

    .itg-impersonation-btn {
        padding: 0.35rem 0.8rem;
        font-size: 0.8rem;
    }

    /* The return bar carries an action button, so let its controls drop to a
       full-width second row instead of squeezing the message. */
    .itg-impersonation-bar--return .itg-impersonation-panel {
        row-gap: 0.5rem;
    }

    .itg-impersonation-bar--return .itg-impersonation-actions {
        grid-column: 1 / -1;
        justify-content: flex-end;
    }
}

@media (max-width: 400px) {
    .itg-impersonation-icon {
        width: 22px;
        height: 22px;
    }

    .itg-impersonation-text {
        font-size: 0.76rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .itg-impersonation-panel,
    .itg-impersonation-pill {
        transition: none;
        animation: none;
    }
}