/* 基础样式 */
body, main {
    margin: 0;
    padding: 0;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.seo-content {
    position: absolute;
    left: -9999px;
    top: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
    font-size: 14px;
    line-height: 1.5;
}

/* 移动端跳转遮罩 */
.mobile-redirect-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    color: white;
    text-align: center;
    padding: 20px;
}

.mobile-redirect-content {
    max-width: 400px;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    color: #333;
}

@media (max-width: 1024px) {
    .mobile-redirect-overlay {
        display: flex;
    }
}

/* Tailwind 扩展工具类 */
.content-auto {
    content-visibility: auto;
}

.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

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

.gradient-bg {
    background: linear-gradient(135deg, #F9F9F9 0%, #F9F9F9 100%);
}

/* 自定义背景色类 */
.bg-f9 {
    background-color: #f9f9f9;
}

.bg-ffe1e4 {
    background-color: #FFE1E4;
}

.bg-white {
    background-color: #fff;
}

/* 其他辅助类 */
.text-e63946 {
    color: #E63946;
}

.border-primary {
    border-color: #E63946;
}