/* ===========================
   LED STIL - ANIMATIONS CSS
   Scroll, entrance & micro-interaction animations
   =========================== */

/* =====================
   FADE-IN ON SCROLL
   ===================== */
.fade-in-up {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.4s ease both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* Stagger delay helpers */
.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.10s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.20s; }
.stagger-5 { animation-delay: 0.25s; }
.stagger-6 { animation-delay: 0.30s; }

/* =====================
   SLIDE-IN
   ===================== */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* =====================
   ZOOM
   ===================== */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideZoom {
    from { transform: scale(1.08); }
    to   { transform: scale(1); }
}

/* =====================
   PULSE (for badges/icons)
   ===================== */
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50%       { transform: scale(1.06); }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* =====================
   PAGE LOADER
   ===================== */
.page-loader {
    position: fixed;
    inset: 0;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
}

.spinner {
    width: 44px;
    height: 44px;
    border: 4px solid rgba(94, 141, 195, 0.2);
    border-top-color: #5e8dc3;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =====================
   FLYING CART ITEM
   ===================== */
.flying-cart-item {
    position: fixed;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #5e8dc3 0%, #79abe5 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.75rem;
    z-index: 9998;
    pointer-events: none;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

/* =====================
   SCROLL-REVEAL (applied via JS IntersectionObserver)
   ===================== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}