/* responsive.css - 响应式样式 */

/* 桌面端样式 (>1024px) */
@media (min-width: 1024px) {
    .mobile-nav {
        display: none;
    }
}

/* 平板端样式 (768px-1024px) */
@media (min-width: 768px) and (max-width: 1023px) {

    /* 隐藏桌面导航，显示移动导航 */
    .main-nav {
        display: none;
    }

    .mobile-nav {
        display: block;
    }

    .hamburger {
        display: flex;
    }

    .mobile-menu {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--background-color);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        padding: 20px;
    }

    .mobile-menu.active {
        display: block;
    }

    .mobile-menu .nav-menu {
        flex-direction: column;
        gap: 15px;
    }

    /* 调整网格布局 */
    .works-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .first-row,
    .second-row,
    .third-row {
        grid-template-columns: repeat(6, 1fr);
    }

    .work-item-small {
        grid-column: span 3;
    }

    .work-item-large {
        grid-column: span 6;
    }

    /* 调整内容间距 */
    .header-container,
    .container {
        padding: 0 20px;
    }
}

/* 移动端样式 (<768px) */
@media (max-width: 767px) {

    /* 隐藏桌面导航，显示移动导航 */
    .main-nav {
        display: none;
    }

    .mobile-nav {
        display: block;
    }

    .hamburger {
        display: flex;
    }

    .mobile-menu {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--background-color);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        padding: 20px;
    }

    .mobile-menu.active {
        display: block;
    }

    .mobile-menu .nav-menu {
        flex-direction: column;
        gap: 15px;
    }

    /* 调整网格布局为单列 */
    .works-grid,
    .first-row,
    .second-row,
    .third-row {
        grid-template-columns: 1fr;
    }

    .work-item-small,
    .work-item-large {
        grid-column: span 1;
    }

    /* 减小作品项目高度 */
    .work-item {
        min-height: 250px;
    }

    /* 调整内容间距 */
    .header-container,
    .container {
        padding: 0 15px;
    }

    /* 调整标题大小 */
    .section-title {
        font-size: 20px;
    }

    /* 调整页脚 */
    .site-footer {
        padding: 30px 0;
    }
}