/* ================================
   中屏幕：平板及小屏电脑
   ================================ */
@media screen and (max-width: 1024px) {
    .body .body-main {
        flex-direction: column;
        padding: 20px 16px;
    }

    .body .tip-right {
        width: 100%;
        position: relative;
        top: auto;
        margin-top: 20px;
    }

    .body .content {
        gap: 16px;
    }

    .body .item {
        flex-direction: column;
        padding: 16px;
    }

    .body .i-Cover {
        width: 100%;
        height: 180px;
    }
}

/* ================================
   中小屏幕：平板、横屏手机
   ================================ */
@media screen and (max-width: 768px) {
    .header .nav {
        flex-wrap: nowrap;   
        gap: 8px;
        justify-content: space-between;
    }

    .header .nav a {
        font-size: 16px;
        padding: 5px 8px;
        white-space: nowrap;  
    }

    /* 分页自适应 */
    .body .Page_number {
        gap: 12px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .body .Page_number li {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

/* ================================
   小屏幕：手机竖屏
   ================================ */
@media screen and (max-width: 600px) {
    .header .nav {
        flex-wrap: nowrap;           
        gap: 6px;
        height: auto;
        padding: 10px 0;
        justify-content: space-between;
    }

    .header .nav a {
        font-size: 14px;            
        padding: 4px 6px;
    }

    .body .i-text .title {
        font-size: 18px;
    }

    .body .i-text .desc {
        font-size: 13px;
    }

    .body .meta {
        font-size: 11px;
        gap: 6px;
    }

    .footer {
        height: auto;
        padding: 20px;
        flex-direction: column;
        margin: 0 auto;
    }
}

/* ================================
   极小屏幕：小手机
   ================================ */
@media screen and (max-width: 480px) {
    .body .Page_number {
        gap: 6px;
        flex-wrap: wrap;     
        justify-content: center;
    }

    .body .Page_number li {
        width: 24px;
        height: 24px;
        font-size: 11px;
    }
}