/* ==========================================================================
   组件：悬浮 CTA
   ========================================================================== */

.floating-cta {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 900;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 24px;
    border-radius: 999px;
    background-color: var(--brand);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(200, 51, 59, 0.32);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}

.floating-cta[hidden] {
    display: none;
}

.floating-cta.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.floating-cta:hover {
    background-color: var(--brand-dark);
}

.floating-cta__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: #fff;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.28);
}

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */

@media (max-width: 768px) {
    .floating-cta {
        right: 16px;
        bottom: 16px;
        padding: 11px 18px;
        font-size: 14px;
    }
}