/*!
 * Mobile Responsive Styles
 * ========================
 * 响应式优化样式 - 针对移动端设备进行全面适配
 */

/* ============================================
   1. 移动端导航菜单
   ============================================ */

.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 1050;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.mobile-nav-toggle:hover {
    background: #f8f9fa;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.mobile-nav-toggle .hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: #333;
    position: relative;
    transition: background 0.3s ease;
}

.mobile-nav-toggle .hamburger::before,
.mobile-nav-toggle .hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: #333;
    transition: all 0.3s ease;
}

.mobile-nav-toggle .hamburger::before {
    top: -7px;
}

.mobile-nav-toggle .hamburger::after {
    top: 7px;
}

.mobile-nav-toggle.active .hamburger {
    background: transparent;
}

.mobile-nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

.mobile-nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1040;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-nav-overlay.active {
    display: block;
    opacity: 1;
}

/* ============================================
   2. 基础响应式变量和工具类
   ============================================ */

:root {
    --mobile-font-size-base: 14px;
    --mobile-font-size-sm: 12px;
    --mobile-font-size-lg: 16px;
    --mobile-line-height: 1.6;
    --mobile-spacing-unit: 8px;
    --mobile-touch-target-min: 44px;
    --mobile-border-radius: 8px;
}

/* ============================================
   3. 超小屏幕 (< 576px) 样式
   ============================================ */

@media all and (max-width: 575.98px) {
    body {
        font-size: var(--mobile-font-size-base);
        -webkit-text-size-adjust: 100%;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-nav-toggle {
        display: block;
    }

    .am-col-left {
        position: fixed;
        top: 0;
        left: -280px;
        width: 280px;
        height: 100vh;
        z-index: 1045;
        background: #fff;
        transition: left 0.3s ease;
        overflow-y: auto;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }

    .am-col-left.mobile-nav-open {
        left: 0;
    }

    .am-col-left .col-in {
        position: relative;
        padding: 60px 15px 20px;
    }

    .site-logo {
        padding-bottom: 1em;
        margin-bottom: 1em;
    }

    .site-logo img {
        max-width: 120px;
        height: auto;
    }

    .site-left-menu .menu {
        padding-left: 0;
    }

    .site-left-menu .menu li a {
        padding: 12px 15px;
        font-size: 15px;
        border-bottom: 1px solid #eee;
        min-height: var(--mobile-touch-target-min);
        display: flex;
        align-items: center;
    }

    .site-left-menu .menu li a:hover {
        background: #f8f9fa;
    }

    .col-xl-11.col-lg-10.col-md-10 {
        width: 100%;
        padding: 0;
    }

    #site-main {
        padding: 10px;
        border-left: none;
    }

    h1, .display-2, .display-title-1 {
        font-size: 1.5em;
        line-height: 1.3;
        word-break: break-word;
    }

    h2, .h2 {
        font-size: 1.25em;
        line-height: 1.4;
    }

    h3 {
        font-size: 1.1em;
    }

    p {
        font-size: var(--mobile-font-size-base);
        line-height: var(--mobile-line-height);
    }

    .entry-content {
        padding: 0 5px;
    }

    article {
        padding: 0.8em;
        margin-bottom: 1.5em;
    }

    .header-bg {
        min-height: 80px;
        padding-bottom: 15px;
    }

    .py-5 {
        padding-top: 1.5rem !important;
        padding-bottom: 0 !important;
    }

    .my-5 {
        margin-top: 0.8rem !important;
        margin-bottom: 0.8rem !important;
    }

    .cm-5 {
        padding-top: 1.5rem !important;
        padding-bottom: 1.5rem !important;
    }

    .breadcrumb-box {
        padding: 8px 0;
        margin-bottom: 1rem;
    }

    .google-translator-wrapper {
        padding: 8px 0;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .google-translator-wrapper ul {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: 0 10px;
        margin: 0;
        list-style: none;
        gap: 5px;
    }

    .google-translator-wrapper li {
        flex-shrink: 0;
        padding: 0;
    }

    .google-translator-wrapper li a {
        white-space: nowrap;
        font-size: 11px !important;
        padding: 4px 8px;
    }

    .sec-wrap {
        flex-direction: column;
        padding: 0 5px;
    }

    .sec-left {
        width: 100%;
        margin: 0;
    }

    .sec-right {
        width: 100%;
        margin: 0;
    }

    .sec-right .reco {
        display: block;
        position: relative;
        top: 0;
        width: 100%;
        margin-top: 20px;
        padding: 15px;
    }

    .reco .prd {
        padding: 20px 15px;
    }

    .reco .prd-tt {
        font-size: 18px;
        line-height: 1.4;
    }

    .reco .__am-btn {
        min-width: 100%;
        padding: 12px 20px !important;
        font-size: 14px;
    }

    .post-thumbnail-box {
        margin-bottom: 10px;
    }

    .post-thumbnail-box img {
        max-width: 100%;
        height: auto;
    }

    .continue-read-link {
        padding: 8px 0;
        font-size: 14px;
    }

    .pagination {
        flex-wrap: wrap;
        justify-content: center;
    }

    .pagination .page-link {
        padding: 8px 12px;
        font-size: 14px;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .sidebar-widget-column {
        max-width: 100%;
        padding-top: 1.5em;
    }

    .sidebar-list-box {
        margin-bottom: 1.5em;
    }

    .sidebar-list-box .sidebar-list-title {
        font-size: 14px;
        padding: 10px;
    }

    .sidebar-list-box li a {
        padding: 10px 12px;
        font-size: 14px;
    }

    .footer-bottomline {
        padding: 15px 10px;
        text-align: center;
    }

    .footer-bottomline .row {
        justify-content: center;
    }

    .footer-menu li a {
        padding: 8px 10px;
        font-size: 13px;
    }

    .cust-page-page-header {
        margin: 0.5em auto 1.5em;
        padding: 0 10px;
    }

    .author-bio {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem 1rem;
    }

    .author-bio .border.rounded-circle {
        margin-bottom: 10px;
    }

    .author-bio .ms-3 {
        margin-left: 0 !important;
    }

    .author-name {
        font-size: 1.1em;
    }

    .author-description {
        font-size: 13px;
    }

    a[href*="https://go.winfr.org/dl/winfr/"],
    a[href*="/download.php"],
    a[href*="/ss/download"],
    a[href*="dl.winfr.org"] {
        padding: 15px 20px 15px 3.5em;
        min-height: var(--mobile-touch-target-min);
        display: flex;
        align-items: center;
        width: fit-content;
        max-width: 100%;
        box-sizing: border-box;
    }

    a[href*="https://go.winfr.org/dl/winfr/"] > strong,
    a[href*="/download.php"] > strong,
    a[href*="/ss/download"] > strong,
    a[href*="dl.winfr.org"] > strong {
        font-size: 16px;
        word-break: break-word;
    }

    a[href*="https://go.winfr.org/dl/winfr/"]:before,
    a[href*="/download.php"]:before,
    a[href*="/ss/download"]:before,
    a[href*="dl.winfr.org"]:before {
        top: 50%;
        transform: translateY(-50%);
    }

    .single-post h2 {
        font-size: 1.3em;
        margin: 2rem 0 1rem;
    }

    .single-post h3 {
        font-size: 1.15em;
        margin: 1.5rem 0 0.8rem;
    }

    .single-post li,
    .single-post dd {
        font-size: 14px;
        margin-bottom: 0.5em;
    }

    .entry-content ul:not(.blocks-gallery-grid),
    .entry-content ol {
        padding-left: 0;
        margin-left: 0;
    }

    .entry-content li {
        margin-left: 1.5em;
    }

    .wp-block-table {
        margin: 1rem 0;
        overflow-x: auto;
    }

    .wp-block-table table {
        font-size: 13px;
    }

    .wp-block-image img {
        max-width: 100%;
        height: auto;
    }

    .alignwide,
    .alignfull {
        width: 100% !important;
        max-width: 100% !important;
        margin-left: 0 !important;
        transform: none !important;
    }

    .pgnt-wrap {
        padding: 0 5px;
        margin-top: 10px;
    }

    .page404-wrap {
        padding: 2rem 1rem;
        min-height: 50vh;
    }

    .go-home-btn {
        min-width: 120px;
        padding: 12px 20px;
    }

    #translator-table {
        font-size: 13px;
        margin: 10px 0;
    }

    #translator-table th,
    #translator-table td {
        padding: 6px;
        font-size: 12px;
    }

    .tag-cloud {
        padding: 0.8em;
    }

    .tag-cloud a {
        font-size: 12px !important;
        padding: 4px 8px;
        display: inline-block;
        margin: 2px;
    }
}

/* ============================================
   4. 小屏幕 (576px - 767.98px) 样式
   ============================================ */

@media all and (min-width: 576px) and (max-width: 767.98px) {
    .mobile-nav-toggle {
        display: block;
    }

    .am-col-left {
        position: fixed;
        top: 0;
        left: -300px;
        width: 300px;
        height: 100vh;
        z-index: 1045;
        background: #fff;
        transition: left 0.3s ease;
        overflow-y: auto;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }

    .am-col-left.mobile-nav-open {
        left: 0;
    }

    .am-col-left .col-in {
        position: relative;
        padding: 70px 20px 20px;
    }

    .site-logo img {
        max-width: 140px;
    }

    .site-left-menu .menu li a {
        padding: 12px 15px;
        font-size: 15px;
        border-bottom: 1px solid #eee;
        min-height: var(--mobile-touch-target-min);
    }

    .col-xl-11.col-lg-10.col-md-10 {
        width: 100%;
        padding: 0;
    }

    #site-main {
        padding: 15px;
    }

    h1, .display-2, .display-title-1 {
        font-size: 1.6em;
    }

    h2, .h2 {
        font-size: 1.35em;
    }

    .sec-wrap {
        flex-direction: column;
        padding: 0 10px;
    }

    .sec-left {
        width: 100%;
    }

    .sec-right {
        width: 100%;
    }

    .sec-right .reco {
        display: block;
        position: relative;
        top: 0;
        width: 100%;
        margin-top: 25px;
    }

    .google-translator-wrapper ul {
        flex-wrap: wrap;
        gap: 8px;
    }

    .pagination .page-link {
        min-width: 40px;
        min-height: 40px;
    }

    a[href*="https://go.winfr.org/dl/winfr/"],
    a[href*="/download.php"],
    a[href*="/ss/download"],
    a[href*="dl.winfr.org"] {
        min-height: var(--mobile-touch-target-min);
    }
}

/* ============================================
   5. 中等屏幕 (768px - 991.98px) 样式
   ============================================ */

@media all and (min-width: 768px) and (max-width: 991.98px) {
    .mobile-nav-toggle {
        display: block;
    }

    .am-col-left {
        position: fixed;
        top: 0;
        left: -320px;
        width: 320px;
        height: 100vh;
        z-index: 1045;
        background: #fff;
        transition: left 0.3s ease;
        overflow-y: auto;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }

    .am-col-left.mobile-nav-open {
        left: 0;
    }

    .am-col-left .col-in {
        position: relative;
        padding: 70px 20px 20px;
    }

    .col-xl-11.col-lg-10.col-md-10 {
        width: 100%;
    }

    #site-main {
        padding: 20px;
    }

    .sec-wrap {
        flex-direction: column;
    }

    .sec-left {
        width: 100%;
    }

    .sec-right {
        width: 100%;
    }

    .sec-right .reco {
        display: block;
        position: relative;
        top: 0;
        width: 100%;
        max-width: 500px;
        margin: 25px auto;
    }
}

/* ============================================
   6. 大屏幕 (992px - 1199.98px) 样式
   ============================================ */

@media all and (min-width: 992px) and (max-width: 1199.98px) {
    .am-col-left {
        width: 16.666667%;
    }

    .col-xl-11.col-lg-10.col-md-10 {
        width: 83.333333%;
    }

    .sec-left {
        width: calc(100% - 320px);
    }

    .sec-right {
        width: 320px;
    }

    .reco {
        width: 300px;
        padding: 20px;
    }
}

/* ============================================
   7. 触控优化
   ============================================ */

@media (hover: none) and (pointer: coarse) {
    a,
    button,
    input,
    select,
    textarea,
    .nav-link,
    .dropdown-toggle,
    .page-link {
        min-height: 44px;
        min-width: 44px;
    }

    .btn {
        padding: 12px 20px;
    }

    .form-control {
        height: 48px;
        padding: 12px 15px;
        font-size: 16px;
    }

    input[type="checkbox"],
    input[type="radio"] {
        width: 24px;
        height: 24px;
    }

    .site-left-menu .menu li a {
        min-height: 48px;
        padding: 14px 15px;
    }

    .sidebar-list-box li a {
        min-height: 44px;
        padding: 12px;
    }

    .footer-menu li a {
        min-height: 44px;
        padding: 10px 15px;
    }
}

/* ============================================
   8. 横屏模式优化
   ============================================ */

@media screen and (max-width: 991.98px) and (orientation: landscape) {
    .mobile-nav-toggle {
        top: 5px;
    }

    .am-col-left {
        padding-top: 50px;
    }

    .header-bg {
        min-height: 60px;
    }

    .am-col-left .col-in {
        padding-top: 50px;
    }
}

/* ============================================
   9. 高分辨率屏幕优化
   ============================================ */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .site-logo img,
    .reco .prd-logo img {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* ============================================
   10. 安全区域适配 (iPhone X 及以上)
   ============================================ */

@supports (padding: env(safe-area-inset-bottom)) {
    body {
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }

    .footer-bottomline {
        padding-bottom: calc(15px + env(safe-area-inset-bottom));
    }

    .am-col-left {
        padding-left: env(safe-area-inset-left);
    }
}

/* ============================================
   11. 打印样式
   ============================================ */

@media print {
    .mobile-nav-toggle,
    .mobile-nav-overlay,
    .am-col-left,
    .sec-right,
    .google-translator-wrapper,
    .breadcrumb-box {
        display: none !important;
    }

    .col-xl-11.col-lg-10.col-md-10 {
        width: 100%;
    }

    #site-main {
        padding: 0;
        border: none;
    }

    .sec-left {
        width: 100%;
    }
}

/* ============================================
   12. 无障碍优化
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .mobile-nav-toggle,
    .am-col-left,
    .mobile-nav-overlay {
        transition: none;
    }
}

/* ============================================
   13. 暗色模式支持
   ============================================ */

@media (prefers-color-scheme: dark) {
    .mobile-nav-toggle {
        background: #2d2d2d;
        border-color: #444;
    }

    .mobile-nav-toggle .hamburger,
    .mobile-nav-toggle .hamburger::before,
    .mobile-nav-toggle .hamburger::after {
        background: #fff;
    }

    .am-col-left {
        background: #1a1a1a;
    }

    .site-left-menu .menu li a {
        color: #e0e0e0;
        border-bottom-color: #333;
    }

    .site-left-menu .menu li a:hover {
        background: #2d2d2d;
    }
}

/* ============================================
   14. 辅助类
   ============================================ */

.mobile-only {
    display: none;
}

.desktop-only {
    display: block;
}

@media all and (max-width: 991.98px) {
    .mobile-only {
        display: block;
    }

    .desktop-only {
        display: none;
    }
}

.touch-scroll {
    -webkit-overflow-scrolling: touch;
    overflow-x: auto;
    scrollbar-width: thin;
}

.text-truncate-mobile {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media all and (max-width: 767.98px) {
    .text-truncate-mobile {
        max-width: 200px;
    }
}

/* ============================================
   15. 动画效果
   ============================================ */

@keyframes slideInLeft {
    from {
        left: -280px;
    }
    to {
        left: 0;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.am-col-left.mobile-nav-open {
    animation: slideInLeft 0.3s ease forwards;
}

.mobile-nav-overlay.active {
    animation: fadeIn 0.3s ease forwards;
}