/* 自定义动画效果 */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* 红包按钮样式 */
.coupon-button {
    background: linear-gradient(to right, #FF6B6B, #FF4949);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    border: none;
    box-shadow: 0 2px 4px rgba(255, 73, 73, 0.2);
    transition: all 0.3s ease;
}

.coupon-button:hover {
    background: linear-gradient(to right, #FF4949, #FF3434);
    box-shadow: 0 4px 8px rgba(255, 73, 73, 0.3);
    transform: translateY(-1px);
}

/* 卡片阴影效果 */
.shadow-sm {
    transition: all 0.3s ease;
}

.shadow-sm:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

/* 优化移动端显示 */
@media (max-width: 640px) {
    .container {
        padding: 1rem;
    }
    
    .grid {
        gap: 0.5rem;
    }
    
    .text-lg {
        font-size: 1rem;
    }
    
    .p-4 {
        padding: 0.75rem;
    }
}

/* 美化滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}