body {
    box-sizing: border-box;
    font-family: 'B Yekan', 'Tahoma', sans-serif;
}

.card-hover {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(59, 130, 246, 0.2);
}

.fade-in {
    opacity: 0;
    transform: translateY(40px);
    animation: fadeInUp 1.2s ease-out forwards;
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 1.2s ease-out forwards;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 1.2s ease-out forwards;
}

.bounce-in {
    opacity: 0;
    transform: scale(0.3);
    animation: bounceIn 1.2s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

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

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes bounceIn {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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

.filter-active {
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    color: white;
    animation: pulse-glow 2s infinite;
}

.tag-bubble {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    transition: all 0.3s ease;
}

.tag-bubble:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.4);
}

.share-btn {
    transition: all 0.3s ease;
}

.share-btn:hover {
    transform: scale(1.2) rotate(5deg);
    color: #3b82f6;
}

.pagination-btn {
    transition: all 0.3s ease;
}

.pagination-btn:hover:not(.disabled) {
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    color: white;
    transform: translateY(-2px);
}

.featured-badge {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    animation: pulse-featured 2s infinite;
}

@keyframes pulse-featured {
    0%, 100% { 
        opacity: 1; 
        transform: scale(1);
    }
    50% { 
        opacity: 0.8; 
        transform: scale(1.05);
    }
}

.water-drop {
    position: relative;
    overflow: hidden;
}

.water-drop::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    animation: wave 3s linear infinite;
}

@keyframes wave {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}