/* ============================================
   MOBILE-OPTIMIZED ANIMATIONS
   Lightweight, GPU-friendly, touch-friendly
   ============================================ */

/* Feather Float - Ultra-subtle */
@keyframes feather-float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

.feather-float {
    animation: feather-float 6s ease-in-out infinite;
    will-change: transform;
}

/* Zero-G Lift */
@keyframes zero-g-lift {
    0% {
        transform: translateY(10px);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.zero-g-lift {
    animation: zero-g-lift 1.2s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* Soft Levitation */
@keyframes soft-levitate {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

.soft-levitate {
    animation: soft-levitate 5s ease-in-out infinite;
}

/* Ambient Rise */
.ambient-rise {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ambient-rise:hover,
.ambient-rise:active {
    transform: translateY(-6px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

/* Sticky Mobile CTA Bar */
.sticky-cta-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 1rem 1.5rem;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 999;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.sticky-cta-bar.visible {
    transform: translateY(0);
}

/* FAB */
.fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3B82F6, #8B5CF6);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 998;
    animation: feather-float 4s ease-in-out infinite;
}

@media (max-width: 768px) {
    .sticky-cta-bar {
        display: block;
    }
}

@media (min-width: 769px) {
    .sticky-cta-bar {
        display: none;
    }
}