.ilc-advertising {
    --ilc-ad-surface: var(--ilc-ui-surface, #fff);
    --ilc-ad-surface-soft: var(--ilc-ui-surface-2, #f3f7fb);
    --ilc-ad-text: var(--ilc-ui-text, #132238);
    --ilc-ad-muted: var(--ilc-ui-muted, #53657d);
    --ilc-ad-border: var(--ilc-ui-border, #c9d6e6);
    --ilc-ad-accent: var(--ilc-ui-accent, #6d3df5);
    position: relative;
    box-sizing: border-box;
    width: 100%;
    color: var(--ilc-ad-text);
    background: var(--ilc-ad-surface);
    border: 1px solid var(--ilc-ad-border);
    box-shadow: var(--ilc-ui-shadow, 0 12px 32px rgba(25, 48, 83, .1));
}

.ilc-advertising *,
.ilc-advertising *::before,
.ilc-advertising *::after {
    box-sizing: border-box;
}

.ilc-advertising--lesson-header {
    height: 100px;
    min-height: 100px;
    margin: 18px 0;
    overflow: hidden;
    border-radius: 18px;
}

.ilc-advertising--entity-footer {
    min-height: 180px;
    margin: 32px 0 8px;
    overflow: hidden;
    border-radius: 24px;
}

.ilc-advertising__viewport,
.ilc-advertising__creative,
.ilc-advertising__content {
    width: 100%;
    height: 100%;
}

.ilc-advertising__content.has-sandbox {
    padding: 0;
    overflow: hidden;
}

.ilc-advertising__creative {
    display: flex;
    min-height: inherit;
}

.ilc-advertising__content {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px 22px;
    overflow: auto;
    color: var(--ilc-ad-text);
    background: var(--ilc-ad-surface);
    overflow-wrap: anywhere;
}

.ilc-advertising__content > :first-child {
    margin-top: 0;
}

.ilc-advertising__content > :last-child {
    margin-bottom: 0;
}

.ilc-advertising__content a {
    color: var(--ilc-ad-accent);
    text-underline-offset: 3px;
}

.ilc-advertising__content img,
.ilc-advertising__content video {
    display: block;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.ilc-advertising__sandbox {
    display: block;
    width: 100%;
    min-height: 100px;
    height: 100%;
    border: 0;
    background: transparent;
}

.ilc-advertising--entity-footer .ilc-advertising__sandbox {
    min-height: 220px;
}

.ilc-advertising--lesson-floating {
    position: fixed;
    right: 92px;
    bottom: 24px;
    z-index: 9990;
    width: min(390px, calc(100vw - 122px));
    max-height: min(620px, calc(100vh - 48px));
    overflow: hidden;
    border-width: 1px;
    border-radius: 28px 28px 8px 28px;
    background: var(--ilc-ad-surface-soft);
}

.ilc-advertising--lesson-floating[hidden] {
    display: none !important;
}

.ilc-advertising--lesson-floating .ilc-advertising__viewport {
    max-height: inherit;
    overflow: auto;
}

.ilc-advertising--lesson-floating .ilc-advertising__content {
    min-height: 132px;
    max-height: min(560px, calc(100vh - 108px));
    background: var(--ilc-ad-surface-soft);
}

.ilc-advertising__close {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 2;
    display: inline-grid;
    place-items: center;
    width: 34px;
    height: 34px;
    padding: 0;
    color: var(--ilc-ad-text);
    font: inherit;
    font-size: 24px;
    line-height: 1;
    background: var(--ilc-ad-surface);
    border: 1px solid var(--ilc-ad-border);
    border-radius: 50%;
    cursor: pointer;
}

.ilc-advertising__close:hover,
.ilc-advertising__close:focus-visible {
    color: var(--ilc-ad-accent);
    border-color: var(--ilc-ad-accent);
    outline: none;
}

.ilc-advertising__rotation-state {
    position: absolute;
    left: 10px;
    bottom: 8px;
    z-index: 2;
    padding: 3px 8px;
    color: var(--ilc-ad-muted);
    font-size: 11px;
    line-height: 1.3;
    background: var(--ilc-ad-surface);
    background: color-mix(in srgb, var(--ilc-ad-surface) 88%, transparent);
    border-radius: 999px;
}

@media (max-width: 782px) {
    .ilc-advertising--lesson-header {
        margin: 14px 0;
        border-radius: 14px;
    }

    .ilc-advertising--entity-footer {
        min-height: 150px;
        margin-top: 24px;
        border-radius: 18px;
    }

    .ilc-advertising--lesson-floating {
        right: 12px;
        bottom: 78px;
        left: 12px;
        width: auto;
        max-height: min(60vh, 520px);
        border-radius: 22px 22px 8px 22px;
    }

    .ilc-advertising--lesson-floating .ilc-advertising__content {
        max-height: calc(60vh - 48px);
        padding: 16px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ilc-advertising,
    .ilc-advertising * {
        scroll-behavior: auto !important;
        transition: none !important;
        animation: none !important;
    }
}