/* ── Container ── */
.floating-button-container {
    position: fixed;
    bottom: 15px;
    left: 15px;
    z-index: 9999;
    transition: opacity 0.3s ease;
	font-size: 16px;
 
    /* Fallback: overwritten by JS after first measurement */
    --submenu-h: 0px;
}
 
.floating-button-container .button-icon {
    margin-right: 5px;
    margin-top: -2px;
}
 
/* ── Main button ── */
.floating-main-button {
    transition: transform 0.3s ease, background 0.3s ease,
                border 0.3s ease, color 0.3s ease;
}
 
/* ── Mobile base ── */
@media (max-width: 768px) {
    .floating-button-container {
        left: 50%;
        bottom: 100px;
        transform: translateX(-50%);
        transition: left 0.3s ease, bottom 0.3s ease,
                    transform 0.3s ease, opacity 0.3s ease;
    }
 
    .floating-button-container.scrolled {
        left: 10px;
        bottom: 10px;
        transform: translateX(0);
    }
 
    .floating-main-button {
        width: 50px;
        height: 50px;
        padding: 0;
        border-radius: 50%;
        font-size: 20px;
        z-index: 2;
    }
 
    .floating-button-container .button-icon {
        margin: 0;
    }
 
    .button-text {
        display: none;
    }
}
 
/* ── Submenu ── */
.floating-submenu {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-content-primary);
    border-radius: 0.3em;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 1;
    overflow: hidden;
    padding-top: 10px;
    text-align: center;
    text-transform: uppercase;
}
 
.floating-submenu a {
    display: block;
    padding: 12px 20px;
    color: var(--color-content-bg);
    text-decoration: none;
}
 
.floating-submenu a:hover {
    text-decoration: underline;
    color: var(--color-content-bg) !important;
}
 
/* ── Desktop: hover opens submenu, button slides up by measured height ── */
@media (min-width: 769px) {
    .floating-button-container:hover .floating-main-button {
        /* JS sets --submenu-h to the real submenu height + small gap */
        transform: translateY(calc(-1 * var(--submenu-h)));
        border: 1px solid var(--color-content-bg);
        z-index: 2;
        background: var(--color-content-primary);
        color: var(--color-content-bg);
        cursor: default;
    }
 
    .floating-button-container:hover .floating-main-button:hover {
        color: var(--color-content-bg) !important;
    }
 
    .floating-button-container:hover .floating-submenu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
}
 
/* ── Mobile: click opens submenu, button slides up by measured height ── */
@media (max-width: 768px) {
    /* Centered (default mobile position) */
    .floating-submenu {
        right: auto;
        left: 50%;
        transform: translateX(-50%) translateY(10px);
        transition: opacity 0.3s ease, visibility 0.3s ease,
                    transform 0.3s ease, left 0.3s ease;
    }
 
    .floating-button-container.active .floating-main-button {
        transform: translateY(calc(-1 * var(--submenu-h)));
    }
 
    .floating-button-container.active .floating-submenu {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0);
    }
 
    /* Scrolled: button moved to bottom-left corner → submenu left-aligned */
    .floating-button-container.scrolled .floating-submenu {
        left: 0;
        transform: translateX(0) translateY(10px);
    }
 
    .floating-button-container.scrolled.active .floating-submenu {
        transform: translateX(0) translateY(0);
    }
}