/* Keyframe Animations */

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

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

@keyframes stickerFloat {
    0%, 100% { transform: rotate(12deg) translateY(0); }
    50% { transform: rotate(12deg) translateY(-6px); }
}

@keyframes boxFloatClosed {
    0%, 100% { transform: rotate(-5deg) translateY(20px); }
    50% { transform: rotate(-5deg) translateY(12px); }
}

@keyframes boxFloatOpen {
    0%, 100% { transform: rotate(8deg) translateY(10px); }
    50% { transform: rotate(8deg) translateY(2px); }
}

/* Упаковки: коробки, конверты */
@keyframes packFloat1 {
    0%, 100% { transform: translate(0, 0) rotate(-8deg); }
    50% { transform: translate(5px, -12px) rotate(-6deg); }
}

@keyframes packFloat2 {
    0%, 100% { transform: translate(0, 0) rotate(12deg); }
    50% { transform: translate(-8px, -8px) rotate(14deg); }
}

@keyframes packFloat3 {
    0%, 100% { transform: translate(0, 0) rotate(5deg); }
    50% { transform: translate(-5px, 10px) rotate(3deg); }
}

@keyframes packFloat4 {
    0%, 100% { transform: translate(0, 0) rotate(-15deg); }
    50% { transform: translate(10px, 5px) rotate(-12deg); }
}

@keyframes packFloat5 {
    0%, 100% { transform: translate(0, 0) rotate(10deg); }
    50% { transform: translate(-6px, -10px) rotate(12deg); }
}

@keyframes packSway {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

@keyframes packGlow {
    0%, 100% { opacity: 0.7; box-shadow: 0 4px 20px rgba(8, 145, 178, 0.2); }
    50% { opacity: 1; box-shadow: 0 8px 30px rgba(8, 145, 178, 0.35); }
}

@keyframes gradientRotate {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; box-shadow: 0 0 20px rgba(8, 145, 178, 0.3); }
    50% { opacity: 1; box-shadow: 0 0 40px rgba(8, 145, 178, 0.5); }
}

@keyframes decoFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(10px, -15px) scale(1.02); }
    66% { transform: translate(-8px, 10px) scale(0.98); }
}

@keyframes shimmerBorder {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Utility animation classes */
.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-scale-in {
    animation: scaleIn 0.5s ease forwards;
}

/* Reveal elements - initially hidden for JS/Intersection Observer */
.reveal {
    opacity: 0;
    transform: translateY(40px);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}