.fade-enter-active, .fade-leave-active {
    transition: opacity 0.3s ease;
}

.fade-enter-from, .fade-leave-to {
    opacity: 0;
}

[x-transition:enter] {
    animation: slideIn 0.3s ease-out;
}

[x-transition:leave] {
    animation: slideOut 0.3s ease-in;
}

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

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

input:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.loading {
    position: relative;
}

.loading:after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin: -10px 0 0 -10px;
    border: 2px solid #ffffff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

[x-cloak] {
    display: none !important;
}

.fade-enter-active,
.fade-leave-active {
    transition: opacity 0.3s ease;
}

.fade-enter-from,
.fade-leave-to {
    opacity: 0;
}

.manual-card {
    position: relative;
    overflow: hidden;
}

.manual-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: 0.5s;
}

.manual-card:hover::after {
    left: 100%;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading-shimmer {
    animation: shimmer 2s infinite linear;
    background: linear-gradient(to right, #f6f7f8 8%, #edeef1 18%, #f6f7f8 33%);
    background-size: 2000px 100%;
}

@media (max-width: 768px) {
    .manual-card {
        margin-bottom: 1.5rem;
    }
    
    .grid {
        gap: 1rem;
    }
    
    .text-4xl {
        font-size: 2rem;
    }
}

.loading-spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

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

#load-more-button {
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

#load-more-button:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed;
}

#load-more-button.loading {
    position: relative;
    color: transparent;
}

#load-more-button.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin: -10px 0 0 -10px;
    border: 2px solid #ffffff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: button-loading-spinner 0.8s linear infinite;
}

@keyframes button-loading-spinner {
    from {
        transform: rotate(0turn);
    }
    to {
        transform: rotate(1turn);
    }
}

.scroll-to-top {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 174, 239, 0.3);
}

.scroll-to-top:hover {
    background-color: rgba(0, 174, 239, 0.9);
}