:root { color-scheme: light; --ink: #263a49; --muted: #526575; --accent: #1d5679; --line: #e3e9ed; }
* { box-sizing: border-box; -webkit-text-size-adjust: 100%; }
html { scroll-behavior: auto; scroll-padding-top: 24px; }
body { color: var(--ink); font-family: Georgia, 'Times New Roman', 'PingFang SC', 'Microsoft YaHei', sans-serif; line-height: 1.75; scroll-behavior: auto; }
a, span, .btn { font-family: inherit; }
a { text-underline-offset: 3px; }
a:focus-visible, summary:focus-visible { outline: 3px solid #c78632; outline-offset: 4px; }
#page_header { border-bottom: 1px solid var(--line); }
.header_wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 24px; }
#blog_name a { margin: 0; color: var(--ink); }
.menus_items { display: flex; position: static; visibility: visible; opacity: 1; pointer-events: auto; gap: 20px; margin: 0; padding: 0; border: 0; box-shadow: none; background: none; list-style: none; }
.menus_items::before, .menus_items li a::before { display: none; }
.menus_items li { display: block; border: 0; }
.menus_items li a { display: block; padding: 8px 0; margin: 0; color: var(--muted); font-size: 1.6rem; white-space: nowrap; }
#page_main { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 40px; max-width: 1140px; margin: 42px auto 70px; padding: 0 24px; }
#page_main::after { display: none; }
.side-card { width: auto; min-width: 0; margin: 0; opacity: 1; float: none; align-self: start; top: 28px; }
.side-card .card-wrap { padding: 0; }
.author-avatar { display: block; width: auto; height: auto; text-align: left; }
.author-avatar img { width: 110px; height: 110px; padding: 0; object-fit: cover; border-radius: 50%; border: 1px solid var(--line); }
.author-discrip { display: block; padding: 0; margin: 20px 0 12px; }
.author-discrip h3 { line-height: 1.4; font-size: 2rem; }
.author-discrip .author-bio { color: var(--muted); font-size: 1.45rem; line-height: 1.7; margin: 8px 0 14px; }
.author-links { display: block; }
.social-links { display: flex; flex-direction: column; gap: 6px; margin: 12px 0 20px; padding: 0; }
.social-links li { margin: 0; }
.social-links .e-social-link { color: var(--accent); display: inline-block; padding: 3px 0; font-size: 1.5rem; }
.cv-links { margin: 0; border: 1px solid #c8d6df; border-radius: 5px; padding: 9px 12px; color: var(--accent) !important; text-decoration: none; font-size: 1.4rem; }
.cv-links:hover { background: #f1f6f8; }
.side-card .profile-updated { grid-column: 1 / -1; margin: 18px 0 0; color: var(--muted); font-size: 1.25rem; line-height: 1.7; }
.page { float: none; width: auto; min-width: 0; margin: 0; }
.page .page-title, .page article { padding: 0; }
.page-title, .page article h1 { font-size: 3.4rem; line-height: 1.3; margin: 0 0 22px; font-weight: 600; }
.page article h2 { font-size: 2.4rem; line-height: 1.4; margin: 38px 0 16px; padding-bottom: 10px; border-bottom: 1px solid var(--line); color: #203f55; }
.page article h3 { font-size: 1.9rem; margin: 24px 0 12px; line-height: 1.5; }
.page article p, .page article li { font-size: 1.65rem; overflow-wrap: anywhere; }
.page article p { margin: 0 0 16px; }
.page article li { margin: 0 0 12px; }
.page article li li { margin-bottom: 8px; }
.page article ul, .page article ol { padding-left: 1.4em; }
.page article a { color: var(--accent); }
.page article hr { border: 0; border-top: 1px solid var(--line); margin: 24px 0; }
.page article .last-updated { font-size: 1.35rem; color: var(--muted); }
.page-toc { margin: 0 0 24px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 5px; background: #f8fafb; font-size: 1.45rem; }
.page-toc summary { cursor: pointer; color: var(--accent); }
.page-toc ol { padding-left: 20px; margin: 8px 0; }
.page-toc a { color: var(--accent); text-decoration: none; }
.page-toc li { margin: 5px 0; }
.back-to-top { position: fixed; right: 16px; bottom: max(18px, env(safe-area-inset-bottom)); z-index: 30; width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid #c8d6df; border-radius: 50%; color: var(--accent); background: #fff; text-decoration: none; }
#page_footer { float: none; height: auto; min-height: 100px; background: #f6f8f9; border-top: 1px solid var(--line); color: var(--muted); }
.footer_wrap { max-width: 1140px; margin: auto; padding: 24px; font-size: 1.3rem; }
#page_footer a { color: var(--muted); }
.icp-info { margin-top: 8px; }
.skip-link { position: absolute; top: -100px; left: 16px; z-index: 100; padding: 12px; background: white; }
.skip-link:focus { top: 8px; }
@media (max-width: 760px) {
  .header_wrap { padding: 12px 20px; }
  #page_main { display: block; padding: 0 20px; margin-top: 26px; }
  .side-card { position: static; margin-bottom: 30px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
  .side-card .card-wrap { display: grid; grid-template-columns: 76px minmax(0, 1fr); column-gap: 18px; align-items: center; }
  .author-avatar img { width: 76px; height: 76px; }
  .author-discrip { margin: 0; }
  .author-discrip h3 { font-size: 1.9rem; }
  .author-discrip .author-bio { margin: 5px 0 0; font-size: 1.35rem; }
  .author-links, .cv-links { grid-column: 1 / -1; }
  .social-links { flex-direction: row; flex-wrap: wrap; gap: 8px 20px; margin: 12px 0; }
  .social-links .e-social-link { padding: 5px 0; }
  .cv-links { justify-self: start; }
  .page-title, .page article h1 { font-size: 2.9rem; }
  .page article h2 { font-size: 2.2rem; margin-top: 30px; }
  .page article p, .page article li { font-size: 1.6rem; }
  .footer_wrap { padding: 24px 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  #page_header, .side-card, .back-to-top, .page-toc, .skip-link { display: none; }
  #page_main { display: block; max-width: none; margin: 0; padding: 0; }
  .page article h2, .page article h3 { break-after: avoid; }
  .page article li { break-inside: avoid; }
}