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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes progress-bar-stripes {
    0% {
        background-position: 1rem 0;
    }
    100% {
        background-position: 0 0;
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Классы анимаций */
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

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

.animate-slide-in-left {
    animation: slideInLeft 0.8s ease-out forwards;
    opacity: 0;
}

.animate-slide-in-right {
    animation: slideInRight 0.8s ease-out forwards;
    opacity: 0;
}

.animate-bounce-in {
    animation: bounceIn 0.8s ease-out forwards;
    opacity: 0;
}

/* Эффекты hover */
.card-hover {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card-hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.6s;
    z-index: 1;
}

.card-hover:hover::before {
    left: 100%;
}

.card-hover:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.15) !important;
    border-color: #0d6efd;
}

.card-hover .card-body {
    position: relative;
    z-index: 2;
}

.btn-hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-hover-lift::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-hover-lift:hover::before {
    left: 100%;
}

.btn-hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.2);
}

/* Пульсация для кнопок */
.btn-pulse {
    animation: pulse 2s infinite;
}

/* Прогресс-бар */
.progress-bar-animated {
    animation: progress-bar-stripes 1s linear infinite;
}

/* Градиенты */
.bg-gradient-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Адаптивность */
@media (max-width: 768px) {
    .card-hover:hover {
        transform: translateY(-5px) scale(1.01);
    }
    
    .btn-hover-lift:hover {
        transform: translateY(-1px);
    }
}