body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.gradient-bg {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    min-height: 100vh;
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

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

.btn-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(251, 191, 36, 0.3);
}

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

.download-btn:hover {
    transform: scale(1.05);
}

.pagination-btn {
    transition: all 0.2s ease;
}

.pagination-btn:hover {
    background-color: #475569;
    transform: scale(1.05);
}

.page-active {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white !important;
}

.loading-spinner {
    display: none;
    width: 50px;
    height: 50px;
    margin: 50px auto;
    border: 5px solid #1e293b;
    border-top: 5px solid #f59e0b;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.search-highlight {
    background-color: rgba(251, 191, 36, 0.3);
    padding: 2px 4px;
    border-radius: 3px;
    font-weight: 600;
}

.line-clamp-4 {
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (max-width: 768px) {
    .gradient-bg {
        background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    }
    
    .card-hover:hover {
        transform: translateY(-3px);
    }
}

* {
    scrollbar-width: thin;
    scrollbar-color: #f59e0b #1e293b;
}

*::-webkit-scrollbar {
    width: 12px;
}

*::-webkit-scrollbar-track {
    background: #1e293b;
}

*::-webkit-scrollbar-thumb {
    background-color: #f59e0b;
    border-radius: 6px;
    border: 3px solid #1e293b;
}

*::-webkit-scrollbar-thumb:hover {
    background-color: #d97706;
}