#vpfc-wrapper {
    position: fixed;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    pointer-events: none;
}
#vpfc-wrapper.vpfc-pos-bottom-right {
    right: var(--vpfc-d-right);
    bottom: var(--vpfc-d-bottom);
}
#vpfc-wrapper.vpfc-pos-bottom-left {
    left: var(--vpfc-d-right); /* Using right var for consistent spacing */
    bottom: var(--vpfc-d-bottom);
    align-items: flex-start;
}

/* Base variables mapped to desktop initially */
#vpfc-wrapper {
    --vpfc-btn-size: var(--vpfc-d-btn-size);
    --vpfc-glow-size: var(--vpfc-d-glow-size);
    --vpfc-btn-color: var(--vpfc-d-btn-color);
    --vpfc-btn-hover: var(--vpfc-d-btn-hover);
    --vpfc-glow-color: var(--vpfc-d-glow-color);
    --vpfc-icon-color: var(--vpfc-d-icon-color);
    --vpfc-icon-size: var(--vpfc-d-icon-size);
    --vpfc-border: var(--vpfc-d-border);
    --vpfc-shadow: var(--vpfc-d-shadow);
}

@media (max-width: 1024px) {
    #vpfc-wrapper {
        --vpfc-btn-size: var(--vpfc-t-btn-size);
        --vpfc-glow-size: var(--vpfc-t-glow-size);
        --vpfc-btn-color: var(--vpfc-t-btn-color);
        --vpfc-btn-hover: var(--vpfc-t-btn-hover);
        --vpfc-glow-color: var(--vpfc-t-glow-color);
        --vpfc-icon-color: var(--vpfc-t-icon-color);
        --vpfc-icon-size: var(--vpfc-t-icon-size);
        --vpfc-border: var(--vpfc-t-border);
        --vpfc-shadow: var(--vpfc-t-shadow);
    }
    #vpfc-wrapper.vpfc-pos-bottom-right {
        right: var(--vpfc-t-right);
        bottom: var(--vpfc-t-bottom);
    }
    #vpfc-wrapper.vpfc-pos-bottom-left {
        left: var(--vpfc-t-right);
        bottom: var(--vpfc-t-bottom);
    }
}

@media (max-width: 768px) {
    #vpfc-wrapper {
        --vpfc-btn-size: var(--vpfc-m-btn-size);
        --vpfc-glow-size: var(--vpfc-m-glow-size);
        --vpfc-btn-color: var(--vpfc-m-btn-color);
        --vpfc-btn-hover: var(--vpfc-m-btn-hover);
        --vpfc-glow-color: var(--vpfc-m-glow-color);
        --vpfc-icon-color: var(--vpfc-m-icon-color);
        --vpfc-icon-size: var(--vpfc-m-icon-size);
        --vpfc-border: var(--vpfc-m-border);
        --vpfc-shadow: var(--vpfc-m-shadow);
    }
    #vpfc-wrapper.vpfc-pos-bottom-right {
        right: var(--vpfc-m-right);
        bottom: var(--vpfc-m-bottom);
    }
    #vpfc-wrapper.vpfc-pos-bottom-left {
        left: var(--vpfc-m-right);
        bottom: var(--vpfc-m-bottom);
    }
}

/* Main Button */
.vpfc-main-btn {
    position: relative;
    width: var(--vpfc-btn-size);
    height: var(--vpfc-btn-size);
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
    pointer-events: auto;
    border-radius: 50%;
    transition: transform 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    outline: none;
}

.vpfc-main-btn:hover {
    transform: scale(var(--vpfc-hover-scale));
}

.vpfc-glow {
    position: absolute;
    width: var(--vpfc-glow-size);
    height: var(--vpfc-glow-size);
    background: var(--vpfc-glow-color);
    border-radius: 50%;
    z-index: -1;
    opacity: 0.6;
    transition: all 0.3s ease;
    pointer-events: none;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.vpfc-has-pulse .vpfc-glow {
    animation: vpfcPulse var(--vpfc-anim-speed) infinite;
}

@keyframes vpfcPulse {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0.8; }
    100% { transform: translate(-50%, -50%) scale(1.2); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .vpfc-has-pulse .vpfc-glow {
        animation: none;
    }
    .vpfc-main-btn:hover {
        transform: none;
    }
}

.vpfc-btn-inner {
    width: 100%;
    height: 100%;
    background: var(--vpfc-btn-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--vpfc-icon-color);
    border: var(--vpfc-border);
    box-shadow: var(--vpfc-shadow);
    transition: background 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 2;
}

.vpfc-main-btn:hover .vpfc-btn-inner {
    background: var(--vpfc-btn-hover);
}

.vpfc-icon-open, .vpfc-icon-close {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.vpfc-icon-open svg, .vpfc-icon-close svg {
    width: var(--vpfc-icon-size);
    height: var(--vpfc-icon-size);
}

.vpfc-icon-close {
    opacity: 0;
    transform: rotate(-90deg) scale(0.5);
}

.vpfc-main-btn.vpfc-active .vpfc-icon-open {
    opacity: 0;
    transform: rotate(90deg) scale(0.5);
}

.vpfc-main-btn.vpfc-active .vpfc-icon-close {
    opacity: 1;
    transform: rotate(0) scale(1);
}

/* Menu */
.vpfc-menu {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

#vpfc-wrapper.vpfc-pos-bottom-left .vpfc-menu {
    align-items: flex-start;
}
#vpfc-wrapper.vpfc-pos-bottom-right .vpfc-menu {
    align-items: flex-end;
}

.vpfc-menu.vpfc-active {
    pointer-events: auto;
    opacity: 1;
    visibility: visible;
}

/* Animations */
.vpfc-anim-fade-slide .vpfc-menu {
    transform: translateY(20px);
}
.vpfc-anim-fade-slide .vpfc-menu.vpfc-active {
    transform: translateY(0);
}
.vpfc-anim-scale .vpfc-menu {
    transform: scale(0.8);
    transform-origin: bottom center;
}
.vpfc-anim-scale .vpfc-menu.vpfc-active {
    transform: scale(1);
}

/* Menu Items */
.vpfc-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #333;
}
#vpfc-wrapper.vpfc-pos-bottom-left .vpfc-menu-item {
    flex-direction: row-reverse;
}

.vpfc-menu-label {
    background: #fff;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}
#vpfc-wrapper.vpfc-pos-bottom-left .vpfc-menu-label {
    transform: translateX(-10px);
}
.vpfc-menu.vpfc-active .vpfc-menu-label {
    opacity: 1;
    transform: translateX(0);
}

.vpfc-menu-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s ease;
}
.vpfc-menu-icon svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}
.vpfc-menu-item:hover .vpfc-menu-icon {
    transform: scale(1.1);
}