.app-version-banner {
    position: fixed;
    left: 50%;
    bottom: 30px;
    z-index: 1325;
    box-sizing: border-box;
    max-width: calc(100vw - 24px);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 6px 7px 6px 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--octap-radius-pill, 999px);
    background: linear-gradient(180deg, rgba(23, 27, 35, 0.96), rgba(13, 15, 20, 0.94));
    color: var(--octap-text, #f5f6fe);
    box-shadow: 0 18px 46px rgba(0, 0, 0, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    font-family: var(--octap-font-family-ui, Inter, ui-sans-serif, system-ui, sans-serif);
    letter-spacing: 0;
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, 10px);
    transition: opacity 0.18s var(--octap-ease, ease), transform 0.18s var(--octap-ease, ease);
    backdrop-filter: blur(16px);
}

.app-version-banner.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
}

.app-version-banner-icon {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255, 168, 79, 0.2);
    border-radius: 50%;
    background: radial-gradient(circle at 50% 35%, rgba(255, 181, 89, 0.22), rgba(255, 168, 79, 0.08) 68%, rgba(255, 168, 79, 0.02));
    color: var(--octap-accent, #ffa84f);
    flex: 0 0 auto;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 0 18px rgba(255, 168, 79, 0.08);
}

.app-version-banner-icon svg {
    width: 15px;
    height: 15px;
}

.app-version-banner-actions {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.app-version-banner-later,
.app-version-banner-update,
.app-version-banner-close {
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: var(--octap-radius-pill, 999px);
    background: transparent;
    color: var(--octap-muted, #a9abb2);
    font-size: var(--octap-font-12, 12px);
    font-weight: var(--octap-weight-semibold, 650);
    line-height: 1;
    white-space: nowrap;
    transition: background 0.14s ease, border-color 0.14s ease, color 0.14s ease;
}

.app-version-banner-later,
.app-version-banner-update {
    padding: 0 10px;
}

.app-version-banner-later {
    color: var(--octap-faint, #777d87);
}

.app-version-banner-update {
    border-color: transparent;
    background: transparent;
    color: var(--octap-text, #f5f6fe);
}

.app-version-banner-close {
    width: 28px;
    padding: 0;
    font-size: 17px;
    color: var(--octap-faint, #777d87);
}

.app-version-banner-later:hover,
.app-version-banner-later:focus-visible,
.app-version-banner-update:hover,
.app-version-banner-update:focus-visible,
.app-version-banner-close:hover,
.app-version-banner-close:focus-visible {
    outline: none;
    border-color: rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.07);
    color: var(--octap-text, #f5f6fe);
}

.app-version-banner-update:hover,
.app-version-banner-update:focus-visible {
    border-color: rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.07);
}

.app-version-banner-update:active {
    border-color: rgba(255, 168, 79, 0.36);
    background: rgba(255, 168, 79, 0.16);
    color: var(--octap-accent-text, #ffe8bd);
}

body[data-theme="light"] .app-version-banner {
    border-color: rgba(18, 24, 35, 0.1);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 252, 0.96));
    box-shadow: 0 18px 42px rgba(18, 24, 35, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

body[data-theme="light"] .app-version-banner-update {
    background: transparent;
    color: var(--octap-text, #151922);
}

body[data-theme="light"] .app-version-banner-update:active {
    border-color: rgba(230, 140, 15, 0.34);
    background: rgba(230, 140, 15, 0.12);
}

@media (max-width: 680px) {
    .app-version-banner {
        bottom: 22px;
        gap: 8px;
        padding: 6px 7px;
    }

    .app-version-banner-icon {
        width: 30px;
        height: 30px;
    }

    .app-version-banner-later,
    .app-version-banner-update {
        padding: 0 10px;
    }

    .app-version-banner-close {
        width: 26px;
    }
}