/* ==========================================================================
   FLOATING ACTION BUTTONS (FAB)
   ========================================================================== */

.fab {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.fab__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #b85619;
    color: #fff;
    border: none;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(184, 86, 25, 0.45);
    transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    position: relative;
}

.fab__btn:hover {
    background: #9e4a15;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(184, 86, 25, 0.55);
    color: #fff;
}

.fab__btn:active {
    transform: scale(0.96);
}

/* Tooltip */
.fab__btn::before {
    content: attr(data-tooltip);
    position: absolute;
    right: calc(100% + 0.75rem);
    top: 50%;
    transform: translateY(-50%);
    background: #1f345c;
    color: #fff;
    font-family: 'Open Sans', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    padding: 0.4rem 0.75rem;
    border-radius: 0.25rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    transform: translateY(-50%) translateX(6px);
}

/* Tooltip arrow */
.fab__btn::after {
    content: '';
    position: absolute;
    right: calc(100% + 0.25rem);
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: #1f345c;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.fab__btn:hover::before {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

.fab__btn:hover::after {
    opacity: 1;
}

/* Phone button — subtle pulse animation */
.fab__btn--phone {
    animation: fab-pulse 2.5s ease-in-out infinite;
}

@keyframes fab-pulse {
    0% {
        box-shadow: 0 4px 16px rgba(184, 86, 25, 0.45);
    }

    50% {
        box-shadow: 0 4px 24px rgba(184, 86, 25, 0.7), 0 0 0 8px rgba(184, 86, 25, 0.15);
    }

    100% {
        box-shadow: 0 4px 16px rgba(184, 86, 25, 0.45);
    }
}

.fab__btn--phone:hover {
    animation: none;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .fab {
        bottom: 1.25rem;
        right: 1.25rem;
    }

    .fab__btn {
        width: 52px;
        height: 52px;
    }
}