/* 
==========================================
index.html 手机端适配样式
==========================================
专门为首页设计的移动端响应式样式
不影响其他页面的布局和样式
*/

/* 基础移动端设置 */
@media screen and (max-width: 768px) {
    /* 页面整体适配 */
    #page-wrapper {
        overflow-x: hidden;
        width: 100%;
    }

    /* 头部导航适配 */
    header {
        padding: 0.8rem 1rem;
        flex-direction: column;
        gap: 0.5rem;
        background-color: rgba(0, 0, 0, 0.8);
    }

    header h1 {
        font-size: 1.2rem;
        margin: 0;
        text-align: center;
    }

    header nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem;
    }

    header nav a {
        font-size: 0.8rem;
        margin: 0;
        padding: 0.3rem 0.6rem;
        border-radius: 4px;
        background-color: rgba(255, 255, 255, 0.1);
        transition: background-color 0.3s;
    }

    header nav a:hover {
        background-color: rgba(255, 255, 255, 0.2);
    }

    /* 轮播区域适配 */
    main#carousel-section {
        height: 100vh;
        padding-top: 80px; /* 为固定头部留出空间 */
    }

    .slider .item {
        width: 100%;
        height: 100%;
        border-radius: 0;
    }

    .slider .item:nth-child(3),
    .slider .item:nth-child(4),
    .slider .item:nth-child(5),
    .slider .item:nth-child(6) {
        left: 100%;
        opacity: 0;
    }

    .content {
        width: 90%;
        left: 5%;
        top: 60%;
        transform: translateY(-50%);
        text-align: center;
    }

    .content .title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .content .description {
        font-size: 0.9rem;
        line-height: 1.6;
        margin: 1rem 0;
    }

    .content button {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
        border-radius: 25px;
    }

    /* 轮播导航适配 */
    .nav {
        bottom: 1rem;
        width: 90%;
        justify-content: center;
    }

    .nav .btn {
        min-height: 44px;
        min-width: 44px;
        display: none; /* 在触摸设备上也隐藏切换按钮 */
    }

    .nav .dots {
        margin: 0;
    }

    .nav .dots .dot {
        width: 8px;
        height: 8px;
        margin: 0 3px;
    }

    /* 内容区域适配 */
    .content-category {
        padding: 2rem 1rem;
    }

    .content-category h2 {
        font-size: 1.8rem;
        margin-bottom: 1rem;
    }

    .content-category p {
        font-size: 0.9rem;
        margin-bottom: 2rem;
    }

    /* 时光脉络区域适配 */
    #timeline .row__inner {
        margin: 40px 0;
        padding: 0 1rem;
    }

    #timeline .tile,
    #characters .tile {
        width: 250px;
        height: 180px;
        margin-right: 12px;
    }

    #timeline .tile__title,
    #characters .tile__title {
        font-size: 0.9rem;
        padding: 0.5rem;
    }

    /* 意象集录轮播适配 */
    #imagery #carousel {
        height: 300px;
        margin: 2rem 0;
    }

    #imagery #carousel div {
        width: 80%;
        height: 250px;
    }

    #imagery #carousel div img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    /* 瞬间纪闻3D轮播适配 */
    #moments .scene {
        height: 400px;
        margin: 2rem 0;
    }

    #moments .carousel-3d {
        height: 350px;
    }

    #moments .carousel-cell {
        width: 180px;
        height: 140px;
    }

    #moments .carousel-cell img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    /* 查看更多按钮适配 */
    .view-more-container {
        margin: 2rem 0;
    }

    .view-more-btn {
        padding: 0.8rem 2rem;
        font-size: 0.9rem;
        border-radius: 25px;
    }

    /* 页脚适配 */
    .footer-content {
        flex-direction: column;
        padding: 2rem 1rem;
        gap: 2rem;
        text-align: center;
    }

    .footer-section {
        min-width: auto;
        width: 100%;
    }

    .footer-section.about {
        flex: none;
    }

    .contact span {
        font-size: 0.9rem;
        margin-bottom: 0.8rem;
    }

    /* 返回顶部按钮适配 */
    #back-to-top {
        right: 1rem;
        bottom: 1rem;
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
        line-height: 45px;
    }
}

/* 小屏幕手机适配 */
@media screen and (max-width: 480px) {
    header {
        padding: 0.6rem 0.8rem;
    }

    header h1 {
        font-size: 1rem;
    }

    header nav a {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
    }

    main#carousel-section {
        padding-top: 70px;
    }

    .content {
        width: 95%;
        left: 2.5%;
        top: 65%;
    }

    .content .title {
        font-size: 1.3rem;
    }

    .content .description {
        font-size: 0.8rem;
    }

    .content button {
        padding: 0.7rem 1.2rem;
        font-size: 0.8rem;
    }

    .content-category h2 {
        font-size: 1.5rem;
    }

    .content-category p {
        font-size: 0.8rem;
    }

    #timeline .tile,
    #characters .tile {
        width: 200px;
        height: 150px;
    }

    #imagery #carousel {
        height: 250px;
    }

    #imagery #carousel div {
        width: 85%;
        height: 200px;
    }

    #moments .scene {
        height: 350px;
    }

    #moments .carousel-3d {
        height: 300px;
    }

    #moments .carousel-cell {
        width: 150px;
        height: 120px;
    }

    .footer-content {
        padding: 1.5rem 0.8rem;
    }

    .contact span {
        font-size: 0.8rem;
    }
}

/* 超小屏幕适配 */
@media screen and (max-width: 360px) {
    header nav {
        gap: 0.3rem;
    }

    header nav a {
        font-size: 0.65rem;
        padding: 0.15rem 0.3rem;
    }

    .content .title {
        font-size: 1.1rem;
    }

    .content .description {
        font-size: 0.75rem;
    }

    #timeline .tile,
    #characters .tile {
        width: 180px;
        height: 130px;
    }

    #imagery #carousel div {
        width: 90%;
        height: 180px;
    }

    #moments .carousel-cell {
        width: 150px;
        height: 120px;
    }
}

/* 横屏模式适配 */
@media screen and (max-width: 768px) and (orientation: landscape) {
    header {
        padding: 0.5rem 1rem;
        flex-direction: row;
    }

    header h1 {
        font-size: 1rem;
    }

    header nav a {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
    }

    main#carousel-section {
        padding-top: 60px;
    }

    .content {
        top: 50%;
        width: 60%;
        left: 3rem;
        text-align: left;
    }

    .content .title {
        font-size: 1.2rem;
    }

    .content .description {
        font-size: 0.8rem;
    }

    #timeline .tile,
    #characters .tile {
        width: 220px;
        height: 160px;
    }

    #imagery #carousel {
        height: 200px;
    }

    #imagery #carousel div {
        height: 160px;
    }

    #moments .scene {
        height: 250px;
    }

    #moments .carousel-3d {
        height: 200px;
    }
}

/* 触摸优化 */
@media (hover: none) and (pointer: coarse) {
    /* 增加触摸目标大小 */
    header nav a {
        min-height: 44px;
        min-width: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav .btn {
        min-height: 44px;
        min-width: 44px;
    }

    .view-more-btn {
        min-height: 44px;
        min-width: 120px;
    }

    #back-to-top {
        min-height: 50px;
        min-width: 50px;
    }

    /* 移除悬停效果，改用触摸反馈 */
    .tile:hover .tile__details {
        opacity: 0;
    }

    .tile:active .tile__details {
        opacity: 1;
    }

    .gallery-item:hover img {
        transform: none;
    }

    .gallery-item:active img {
        transform: scale(1.05);
    }
}

/* 高分辨率屏幕适配 */
@media screen and (min-resolution: 2dppx) {
    .tile__img,
    .carousel-cell img,
    #carousel div img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* 减少动画以提高性能 */
@media (prefers-reduced-motion: reduce) {
    .item,
    .tile,
    .carousel-cell,
    .gallery-item img {
        transition: none;
    }

    .content {
        animation: none;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .content-category {
        background-color: rgba(0, 0, 0, 0.1);
    }

    .content-category h2 {
        color: #fff;
    }

    .content-category p {
        color: #ccc;
    }
}