:root {
    --color-text: #2c3e50;
    --color-primary: #1e755f;
    --color-muted: #666;
    --color-light-muted: #999;
    --color-border: #e5e7eb;
    --color-soft-border: #eee;
    --color-surface: #fff;
    --color-soft-surface: #f8f9fa;
    --site-width: 75rem;
    --content-width: 71.25rem;
}

html {
    box-sizing: border-box;
    font-size: 16px;
    scrollbar-gutter: stable;
}

*,
*::before,
*::after {
    box-sizing: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

body {
    min-height: 100vh;
    margin: 0;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    color: var(--color-text);
    background-color: var(--color-surface);
    font: 1rem/1.6 "微软雅黑", "Arial Narrow", HELVETICA, sans-serif;
    -webkit-text-size-adjust: 100%;
}

body > header {
    position: relative;
    z-index: 10;
    padding: 1.5625rem 1.875rem;
    background-color: var(--color-surface);
    box-shadow: 0 0.125rem 0.625rem rgba(0, 0, 0, 0.1);
}

.header-content {
    width: 100%;
    max-width: var(--site-width);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 3.75rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text);
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    transition: color 0.25s ease;
}

.logo i {
    width: 2rem;
    flex: 0 0 2rem;
    color: #7a50f2;
    font-size: 2rem;
    text-align: center;
    transition: color 0.25s ease;
}

.logo:hover,
.logo:focus-visible {
    color: var(--color-primary);
}

.logo:hover i,
.logo:focus-visible i {
    color: var(--color-primary);
}

.logo:focus-visible {
    outline: 0.125rem solid var(--color-primary);
    outline-offset: 0.25rem;
    border-radius: 0.125rem;
}

body > header nav[aria-label="主导航"] ul {
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2.5rem;
    list-style: none;
}

body > header nav[aria-label="主导航"] li {
    position: relative;
}

body > header nav[aria-label="主导航"] a {
    position: relative;
    display: inline-block;
    padding: 0.5rem 0;
    color: var(--color-text);
    font-size: 1.25rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

body > header nav[aria-label="主导航"] a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 0.125rem;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

body > header nav[aria-label="主导航"] a:hover,
body > header nav[aria-label="主导航"] a:focus-visible,
body > header nav[aria-label="主导航"] li.on > a,
body > header nav[aria-label="主导航"] a[aria-current="page"] {
    color: var(--color-primary);
}

body > header nav[aria-label="主导航"] a:hover::after,
body > header nav[aria-label="主导航"] a:focus-visible::after,
body > header nav[aria-label="主导航"] li.on > a::after,
body > header nav[aria-label="主导航"] a[aria-current="page"]::after {
    width: 100%;
}

body > header nav[aria-label="主导航"] a:focus-visible {
    outline: 0.125rem solid var(--color-primary);
    outline-offset: 0.25rem;
    border-radius: 0.125rem;
}

.site-main {
    flex: 1;
    min-width: 0;
}

.page-container,
.news-container,
.article-container {
    width: 100%;
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 1.25rem 1.25rem 0;
}

.news-breadcrumb {
    margin: 0 0 1.25rem;
    padding: 0.75rem 1.25rem;
    color: var(--color-muted);
    background-color: var(--color-soft-surface);
    border: 0.0625rem solid var(--color-soft-border);
    border-radius: 0.375rem;
    font-size: 1rem;
    line-height: 1.5;
}

.news-breadcrumb__list {
    min-width: 0;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.news-breadcrumb__item {
    min-width: 0;
    display: flex;
    align-items: center;
}

.news-breadcrumb__item + .news-breadcrumb__item::before {
    content: "/";
    margin: 0 0.375rem 0 0.125rem;
    flex: 0 0 auto;
    color: var(--color-light-muted);
}

.news-breadcrumb__link,
.news-breadcrumb__current {
    min-width: 0;
    padding: 0.125rem 0;
}

.news-breadcrumb__link {
    color: var(--color-muted);
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.2s ease;
}

.news-breadcrumb__link:hover,
.news-breadcrumb__link:focus-visible {
    color: var(--color-primary);
}

.news-breadcrumb__link:focus-visible {
    outline: 0.125rem solid var(--color-primary);
    outline-offset: 0.1875rem;
    border-radius: 0.125rem;
}

.news-breadcrumb__current {
    color: var(--color-text);
    font-weight: 500;
    overflow-wrap: anywhere;
}

body > footer {
    padding: 2.5rem 1.25rem;
    background-color: var(--color-surface);
    box-shadow: 0 -0.125rem 0.625rem rgba(0, 0, 0, 0.05);
    text-align: center;
}

body > footer .footer-content {
    width: 100%;
    max-width: var(--site-width);
    margin: 0 auto;
}

body > footer .footer-logo {
    margin-bottom: 1.5rem;
}

body > footer .footer-logo img {
    display: inline-block;
    max-width: 9.375rem;
    vertical-align: middle;
}

body > footer .friend-links {
    margin-bottom: 1.25rem;
}

body > footer .link-title {
    margin: 0 0 0.9375rem;
    color: var(--color-text);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.5;
}

body > footer .friend-links a,
body > footer .copyright a {
    display: inline-block;
    color: inherit;
    text-decoration: none;
    transition: color 0.25s ease;
}

body > footer .friend-links a {
    margin: 0 0.5rem 0.5rem;
    color: #4b5563;
    font-size: 0.875rem;
    line-height: 1.5;
}

body > footer .copyright {
    margin: 1.25rem 0 0;
    padding-top: 0.9375rem;
    color: var(--color-muted);
    border-top: 0.0625rem solid rgba(0, 0, 0, 0.1);
    font-size: 0.875rem;
    line-height: 1.6;
}

body > footer .copyright a {
    margin-left: 0.375rem;
}

body > footer .friend-links a:hover,
body > footer .friend-links a:focus-visible,
body > footer .copyright a:hover,
body > footer .copyright a:focus-visible {
    color: var(--color-primary);
    text-decoration: underline;
}

body > footer .friend-links a:focus-visible,
body > footer .copyright a:focus-visible {
    outline: 0.125rem solid var(--color-primary);
    outline-offset: 0.125rem;
    border-radius: 0.125rem;
}

.home-main {
    width: 100%;
    padding: 5rem 1.875rem;
    background: linear-gradient(125deg, #1e755f, #145fa0, #b32486, #cd951a);
    background-size: 800% 800%;
    animation: gradientShift 11s ease infinite;
}

.content-section {
    max-width: var(--site-width);
    margin: 0 auto;
    color: #fff;
}

.content-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 3rem;
}

.image-column {
    position: relative;
    flex: 1;
    min-width: 18.75rem;
    height: 25rem;
}

.image-column img {
    position: absolute;
    max-width: 80%;
    margin-left: 3.125rem;
    opacity: 1;
    border-radius: 0.5rem;
    box-shadow: -0.25rem 0.125rem 0.75rem rgba(0, 0, 0, 0.3);
    transform: perspective(37.5rem) rotateY(45deg) scale(1);
    animation: imageScaleIn 0.8s ease backwards;
}

.image-column img:first-child {
    top: 0;
    left: 0;
    animation-delay: 0.3s;
}

.image-column img + img {
    right: 0;
    bottom: 0;
    animation-delay: 0.7s;
}

.text-column {
    flex: 1;
    min-width: 18.75rem;
    text-align: center;
}

.text-column h1 {
    margin: 0 0 2rem;
    opacity: 1;
    font-size: 1.5rem;
    transform: translateY(0);
    animation: fadeDown 0.8s ease backwards 1s;
}

.feature-list {
    max-width: 25rem;
    margin: 0 auto 2rem;
    padding: 0 1rem;
    list-style: none;
}

.feature-list li {
    margin-bottom: 0.75rem;
    opacity: 1;
    transform: translateY(0);
    animation: fadeUp 0.6s ease backwards;
}

.feature-list li p {
    text-align: left;
}

.feature-list li:nth-child(1) { animation-delay: 1.2s; }
.feature-list li:nth-child(2) { animation-delay: 1.3s; }
.feature-list li:nth-child(3) { animation-delay: 1.4s; }
.feature-list li:nth-child(4) { animation-delay: 1.5s; }
.feature-list li:nth-child(5) { animation-delay: 1.6s; }
.feature-list li:nth-child(6) { animation-delay: 1.7s; }
.feature-list li:nth-child(7) { animation-delay: 1.8s; }
.feature-list li:nth-child(8) { animation-delay: 1.9s; }
.feature-list li:nth-child(9) { animation-delay: 2s; }
.feature-list li:nth-child(10) { animation-delay: 2.1s; }
.feature-list li:nth-child(11) { animation-delay: 2.2s; }

.action-buttons {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.action-buttons a {
    min-width: 6.25rem;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    opacity: 1;
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 0.5rem;
    transform: translateY(0);
    animation: fadeUp 0.6s ease backwards 2.5s;
    transition: background-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.action-buttons a:focus-visible {
    outline: 0.125rem solid #fff;
    outline-offset: 0.1875rem;
}

.action-buttons a.qq-group {
    background-color: #12b7f5;
}

.action-buttons a.qq-group:hover,
.action-buttons a.qq-group:focus-visible {
    background-color: #0ba5ec;
    box-shadow: 0 0.25rem 0.5rem rgba(18, 183, 245, 0.3);
    transform: translateY(-0.125rem);
}

.action-buttons a.download {
    background-color: #e63946;
}

.action-buttons a.download:hover,
.action-buttons a.download:focus-visible {
    background-color: #c1121f;
    box-shadow: 0 0.25rem 0.5rem rgba(230, 57, 70, 0.3);
    transform: translateY(-0.125rem);
}

.action-buttons a.buy {
    background-color: #ff9f1c;
}

.action-buttons a.buy:hover,
.action-buttons a.buy:focus-visible {
    background-color: #e78f00;
    box-shadow: 0 0.25rem 0.5rem rgba(255, 159, 28, 0.3);
    transform: translateY(-0.125rem);
}

@keyframes imageScaleIn {
    from {
        opacity: 0;
        transform: perspective(37.5rem) rotateY(45deg) scale(0.8);
    }
}

@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-1.875rem);
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(1.875rem);
    }
}

@keyframes gradientShift {
    0% { background-position: 97% 0%; }
    50% { background-position: 4% 100%; }
    100% { background-position: 97% 0%; }
}

.news-article__header {
    margin: 1.875rem 0;
    padding-bottom: 1rem;
    border-bottom: 0.0625rem solid var(--color-soft-border);
    text-align: center;
}

.news-article__title {
    margin: 0 0 0.75rem;
    color: var(--color-text);
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.4;
}

.news-article__desc {
    max-width: 50rem;
    margin: 0 auto;
    padding: 0 1.25rem;
    color: var(--color-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.news-list {
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.25rem;
    list-style: none;
}

.news-list__item {
    min-width: 0;
}

.news-card {
    padding: 1.25rem;
    background-color: var(--color-surface);
    border-radius: 0.375rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.news-card:hover,
.news-card:focus-within {
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.1);
    transform: translateY(-0.125rem);
}

.news-card__title {
    margin: 0 0 0.75rem;
    font-size: 1.5rem;
    line-height: 1.5;
}

.news-card__title a {
    display: block;
    padding: 0.25rem 0;
    color: var(--color-text);
    text-decoration: none;
    overflow-wrap: break-word;
    transition: color 0.3s ease;
}

.news-card__title a:hover,
.news-card__title a:focus-visible {
    color: var(--color-primary);
}

.news-card__title a:focus-visible {
    outline: 0.125rem solid var(--color-primary);
    outline-offset: 0.125rem;
    border-radius: 0.125rem;
}

.news-card__meta {
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    color: var(--color-light-muted);
    font-size: 0.875rem;
}

.news-card__date {
    display: flex;
    align-items: center;
}

.news-card__date::before {
    content: "📅";
    margin-right: 0.375rem;
    font-size: 1rem;
}

.news-pagination {
    margin: 2.5rem 0;
    padding: 1rem 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.375rem rgba(0, 0, 0, 0.03);
}

.news-pagination a,
.news-pagination span {
    padding: 0.625rem 1.125rem;
    color: #4b5563;
    background-color: var(--color-surface);
    border: 0.0625rem solid var(--color-border);
    border-radius: 0.375rem;
    font-size: 0.9375rem;
    line-height: 1;
    text-decoration: none;
}

.news-pagination a {
    transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease,
        box-shadow 0.25s ease, transform 0.25s ease;
}

.news-pagination a:hover,
.news-pagination a:focus-visible {
    color: #fff;
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 0.25rem 0.5rem rgba(30, 117, 95, 0.1);
    transform: translateY(-0.0625rem);
}

.news-pagination a:focus-visible {
    outline: 0.125rem solid var(--color-primary);
    outline-offset: 0.125rem;
}

.news-pagination span.current {
    color: #fff;
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 0.125rem 0.375rem rgba(30, 117, 95, 0.15);
    font-weight: 600;
}

.news-pagination span.disabled {
    color: #9ca3af;
    background-color: #f9fafb;
    border-color: #f3f4f6;
    opacity: 0.8;
    cursor: not-allowed;
}

.news-pagination span:not(.current):not(.disabled) {
    color: #6b7280;
    background-color: #f9fafb;
    border-color: #f3f4f6;
}

.article {
    min-width: 0;
    padding: 2.5rem;
    overflow-x: hidden;
    background-color: var(--color-surface);
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.375rem rgba(0, 0, 0, 0.05);
    overflow-wrap: break-word;
}

.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.25rem;
    border-bottom: 0.0625rem solid var(--color-soft-border);
}

.article-title {
    margin: 0 0 1rem;
    color: var(--color-text);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.4;
    text-align: center;
    overflow-wrap: break-word;
}

.article-meta {
    color: var(--color-light-muted);
    font-size: 0.875rem;
    text-align: center;
}

.article-meta ol {
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    list-style: none;
}

.article-meta li {
    display: flex;
    align-items: center;
    overflow-wrap: break-word;
}

.article-meta li::before {
    content: "📅";
    margin-right: 0.5rem;
    font-size: 1rem;
}

.article-content {
    --article-text-color: #374151;
    --article-heading-color: #1f2937;
    --article-muted-color: #6b7280;
    --article-link-color: #1e755f;
    --article-link-hover-color: #145f48;
    --article-border-color: #e5e7eb;
    --article-soft-border-color: #eef0f2;
    --article-surface-color: #f8fafc;
    --article-mark-color: #fff3a3;
    --article-code-color: #b42318;
    --article-code-background: #f3f4f6;
    --article-pre-color: #e5e7eb;
    --article-pre-background: #111827;

    min-width: 0;
    color: var(--article-text-color);
    font-size: 1.0625rem;
    line-height: 1.8;
    overflow-wrap: break-word;
}

.article-content > :first-child {
    margin-top: 0;
}

.article-content > :last-child {
    margin-bottom: 0;
}

.article-content p {
    margin: 0 0 1.5rem;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    margin: 2.25rem 0 1rem;
    color: var(--article-heading-color);
    font-weight: 700;
    line-height: 1.35;
}

.article-content h1 {
    font-size: clamp(2rem, 1.65rem + 1.4vw, 2.75rem);
}

.article-content h2 {
    font-size: clamp(1.625rem, 1.45rem + 0.8vw, 2.125rem);
}

.article-content h3 {
    font-size: clamp(1.375rem, 1.28rem + 0.45vw, 1.625rem);
}

.article-content h4 {
    font-size: 1.25rem;
}

.article-content h5 {
    font-size: 1.125rem;
    font-weight: 600;
}

.article-content h6 {
    font-size: 1rem;
    font-weight: 600;
}

.article-content strong {
    color: var(--article-heading-color);
    font-weight: 700;
}

.article-content mark {
    padding: 0.08em 0.22em;
    color: inherit;
    background-color: var(--article-mark-color);
    border-radius: 0.18rem;
}

.article-content ul,
.article-content ol {
    margin: 0 0 1.5rem;
    padding-left: 1.75em;
}

.article-content ul {
    list-style-type: disc;
}

.article-content ol {
    list-style-type: decimal;
}

.article-content li {
    padding-left: 0.2em;
}

.article-content li + li {
    margin-top: 0.5rem;
}

.article-content li > ul,
.article-content li > ol {
    margin-top: 0.5rem;
    margin-bottom: 0;
}

.article-content img {
    display: block;
    margin: 1.5rem 0;
    border-radius: 0.375rem;
}

.article-content [style*="text-align: center"] img,
.article-content [style*="text-align:center"] img,
.article-content p[align="center"] img,
.article-content div[align="center"] img,
.article-content .text-center img,
.article-content .ql-align-center img {
    margin-right: auto;
    margin-left: auto;
}

.article-content figure {
    margin: 1.75rem 0;
}

.article-content figure img {
    margin: 0;
}

.article-content figcaption {
    margin-top: 0.625rem;
    color: var(--article-muted-color);
    font-size: 0.875rem;
    line-height: 1.6;
}

.article-content table {
    display: block;
    width: 100%;
    margin: 1.75rem 0;
    overflow-x: auto;
    border-collapse: collapse;
    border-spacing: 0;
    font-size: 0.9375rem;
    line-height: 1.6;
    -webkit-overflow-scrolling: touch;
}

.article-content caption {
    padding: 0 0 0.75rem;
    color: var(--article-heading-color);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.5;
}

.article-content thead {
    color: var(--article-heading-color);
    background-color: var(--article-surface-color);
}

.article-content th,
.article-content td {
    min-width: 7rem;
    padding: 0.75rem 1rem;
    border: 0.0625rem solid var(--article-border-color);
    vertical-align: top;
    overflow-wrap: break-word;
}

.article-content th {
    font-weight: 700;
}

.article-content tbody tr:nth-child(even) {
    background-color: #fcfcfd;
}

.article-content blockquote {
    margin: 1.75rem 0;
    padding: 1rem 1.25rem;
    color: var(--article-muted-color);
    background-color: var(--article-surface-color);
    border-left: 0.25rem solid var(--article-link-color);
    border-radius: 0 0.375rem 0.375rem 0;
}

.article-content blockquote > :last-child {
    margin-bottom: 0;
}

.article-content cite {
    margin-top: 0.75rem;
    display: block;
    color: var(--article-muted-color);
    font-size: 0.875rem;
    font-style: normal;
}

.article-content cite::before {
    content: "— ";
}

.article-content code {
    padding: 0.12em 0.35em;
    color: var(--article-code-color);
    background-color: var(--article-code-background);
    border: 0.0625rem solid var(--article-soft-border-color);
    border-radius: 0.25rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.9em;
    overflow-wrap: break-word;
}

.article-content pre {
    width: 100%;
    margin: 1.75rem 0;
    padding: 1rem 1.125rem;
    overflow-x: auto;
    color: var(--article-pre-color);
    background-color: var(--article-pre-background);
    border: 0.0625rem solid #1f2937;
    border-radius: 0.5rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.9375rem;
    line-height: 1.7;
    text-align: left;
    white-space: pre;
    tab-size: 4;
    -webkit-overflow-scrolling: touch;
}

.article-content pre code {
    padding: 0;
    color: inherit;
    background: transparent;
    border: 0;
    border-radius: 0;
    font-size: inherit;
    line-height: inherit;
    white-space: inherit;
    overflow-wrap: normal;
}

.article-content kbd {
    display: inline-block;
    padding: 0.12em 0.42em;
    color: var(--article-heading-color);
    background-color: #fff;
    border: 0.0625rem solid #cbd5e1;
    border-bottom-width: 0.1875rem;
    border-radius: 0.3rem;
    box-shadow: 0 0.0625rem 0 rgba(15, 23, 42, 0.08);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.85em;
    line-height: 1.2;
    vertical-align: 0.08em;
}

.article-content details {
    margin: 1.5rem 0;
    padding: 0.875rem 1rem;
    background-color: #fff;
    border: 0.0625rem solid var(--article-border-color);
    border-radius: 0.5rem;
    text-align: left;
}

.article-content summary {
    color: var(--article-heading-color);
    font-weight: 700;
    line-height: 1.5;
    text-align: left;
    cursor: pointer;
}

.article-content details[open] summary {
    margin-bottom: 0.875rem;
}

.article-content details > :last-child {
    margin-bottom: 0;
}

.article-content abbr[title] {
    text-decoration-line: underline;
    text-decoration-style: dotted;
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.18em;
    cursor: help;
}

.article-content time {
    font-variant-numeric: tabular-nums;
}

.article-content a {
    color: var(--article-link-color);
    text-decoration-line: underline;
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.18em;
    overflow-wrap: anywhere;
    transition: color 0.2s ease, text-decoration-thickness 0.2s ease;
}

.article-content a:hover {
    color: var(--article-link-hover-color);
    text-decoration-thickness: 0.12em;
}

.article-content a:focus-visible {
    outline: 0.125rem solid var(--article-link-color);
    outline-offset: 0.1875rem;
    border-radius: 0.125rem;
}

@media (max-width: 48rem) {
    html {
        font-size: 14px;
    }

    body > header {
        padding: 1rem;
    }

    .header-content {
        flex-direction: column;
        gap: 1rem;
        padding: 0.5rem 0;
    }

    body > header nav[aria-label="主导航"] {
        width: 100%;
    }

    body > header nav[aria-label="主导航"] ul {
        width: 100%;
        gap: 1rem 1.5rem;
    }

    body > header nav[aria-label="主导航"] li:not(:last-child)::after {
        content: "";
        position: absolute;
        top: 50%;
        right: -0.75rem;
        width: 0.0625rem;
        height: 1rem;
        background-color: #ccc;
        transform: translateY(-50%);
    }

    .page-container,
    .news-container,
    .article-container {
        padding: 1rem 0.9375rem 0;
    }

    .news-breadcrumb {
        margin-bottom: 1rem;
        padding: 0.625rem 0.875rem;
        font-size: 0.9375rem;
    }

    body > footer {
        padding: 2rem 0.9375rem;
    }

    body > footer .footer-logo {
        margin-bottom: 1rem;
    }

    body > footer .footer-logo img {
        max-width: 8rem;
    }

    body > footer .friend-links {
        margin-bottom: 1rem;
    }

    body > footer .link-title {
        margin-bottom: 0.75rem;
        font-size: 1rem;
    }

    body > footer .friend-links a {
        margin: 0 0.375rem 0.5rem;
        font-size: 0.8125rem;
    }

    body > footer .copyright {
        margin-top: 1rem;
        padding-top: 0.75rem;
        font-size: 0.8125rem;
    }

    .home-main {
        padding: 3rem 1rem;
    }

    .image-column,
    .text-column {
        min-width: 0;
        flex-basis: 100%;
    }

    .image-column {
        height: 18.75rem;
    }

    .image-column img {
        margin-left: 1.25rem;
    }

    .feature-list {
        max-width: 90%;
        margin-bottom: 1.5rem;
    }

    .feature-list li p {
        font-size: 0.95rem;
    }

    .news-article__header {
        margin: 2.5rem 0 1.25rem;
        padding-bottom: 0.75rem;
    }

    .news-article__title {
        margin-bottom: 0.5rem;
        font-size: 1.5rem;
    }

    .news-article__desc {
        padding: 0 0.625rem;
        font-size: 0.875rem;
    }

    .news-card {
        padding: 1rem;
    }

    .news-card__title {
        font-size: 1.25rem;
    }

    .news-pagination {
        margin: 2rem 0;
        padding: 0.75rem 0;
        gap: 0.375rem;
    }

    .news-pagination a,
    .news-pagination span {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }

    .article {
        padding: 1.5rem;
    }

    .article-header {
        margin-bottom: 1.5rem;
        padding-bottom: 1rem;
    }

    .article-title {
        margin-bottom: 0.75rem;
        font-size: 1.5rem;
    }

    .article-meta {
        font-size: 0.8125rem;
    }

    .article-content {
        font-size: 1rem;
        line-height: 1.75;
    }

    .article-content h1,
    .article-content h2,
    .article-content h3,
    .article-content h4,
    .article-content h5,
    .article-content h6 {
        margin-top: 1.875rem;
        margin-bottom: 0.875rem;
    }

    .article-content p,
    .article-content ul,
    .article-content ol {
        margin-bottom: 1.25rem;
    }

    .article-content ul,
    .article-content ol {
        padding-left: 1.5em;
    }

    .article-content img,
    .article-content figure,
    .article-content table,
    .article-content blockquote,
    .article-content pre,
    .article-content details {
        margin-top: 1.25rem;
        margin-bottom: 1.25rem;
    }

    .article-content th,
    .article-content td {
        min-width: 6.5rem;
        padding: 0.625rem 0.75rem;
    }

    .article-content pre {
        padding: 0.875rem;
        font-size: 0.875rem;
    }

    .article-content blockquote {
        padding: 0.875rem 1rem;
    }
}

@media (max-width: 22.5rem) {
    html {
        font-size: 12px;
    }

    body > header nav[aria-label="主导航"] a {
        font-size: 1.1rem;
    }

    body > header nav[aria-label="主导航"] li:not(:last-child)::after {
        right: -0.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .home-main,
    .image-column img,
    .text-column h1,
    .feature-list li,
    .action-buttons a {
        animation: none;
    }

    body > header a,
    .logo i,
    body > footer .friend-links a,
    body > footer .copyright a,
    .news-breadcrumb__link,
    .news-card,
    .news-card__title a,
    .news-pagination a,
    .article-content a {
        transition: none;
    }
}