:root { --ink: #233242; --muted: #5a6673; --accent: #174d76; --line: #dbe2e8; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, a, span, .btn { font-family: 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', sans-serif; }
body { color: var(--ink); font-size: 1.6rem; line-height: 1.75; }
a { text-underline-offset: .2em; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.skip-link { position: absolute; top: -100px; left: 2rem; z-index: 100; padding: .8rem 1.2rem; background: #fff; }
.skip-link:focus { top: 1rem; }
#page_header { border-bottom: 1px solid var(--line); animation: none; }
.header_wrap { max-width: 1160px; display: flex; align-items: center; gap: 3rem; padding: 1.8rem 2.4rem; }
#blog_name { flex-shrink: 0; }
#blog_name a { margin: 0; padding: 0; color: var(--ink); font-size: 2.1rem; }
.primary-nav { display: flex; gap: 2.4rem; }
.primary-nav a { color: var(--muted); font-size: 1.6rem; text-decoration: none; padding: .4rem 0; border-bottom: 2px solid transparent; }
.primary-nav a[aria-current='page'] { color: var(--accent); border-bottom-color: var(--accent); }
.language-switch { display: flex; gap: .3rem; margin-left: auto; flex-shrink: 0; padding: .3rem; border: 1px solid var(--line); border-radius: .5rem; }
.language-switch a { font-size: 1.4rem; line-height: 1.5; padding: .4rem .9rem; border-radius: .3rem; color: var(--muted); text-decoration: none; }
.language-switch a[aria-current='page'] { background: var(--accent); color: white; }
#page_main { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 4.8rem; max-width: 1160px; margin: 4.8rem auto 7rem; padding: 0 2.4rem; min-height: 66vh; animation: none; }
#page_main::after { display: none; }
#page_main .side-card { width: auto; min-width: 0; float: none; margin: 0; padding: 0; opacity: 1; align-self: start; }
.side-card.sticky { top: 2.4rem; }
.side-card .card-wrap { padding: 0; }
.author-avatar { display: block; width: auto; height: auto; text-align: left; }
.author-avatar img { width: 130px; height: 160px; max-width: 130px; padding: 0; border-radius: .6rem; border: 1px solid var(--line); object-fit: cover; }
.author-discrip { display: block; width: auto; padding: 0; line-height: 1.5; }
.author-discrip .author-name { font-size: 2.5rem; margin: 1.4rem 0 .5rem; color: var(--ink); }
.author-discrip .author-role { color: var(--accent); font-weight: 600; font-size: 1.5rem; margin: 0 0 .7rem; }
.author-discrip .author-bio, .author-discrip .author-location { font-size: 1.4rem; line-height: 1.6; margin: .5rem 0; color: var(--muted); }
.author-links { display: block; cursor: auto; margin-top: 1.3rem; z-index: auto; }
.author-links a { color: var(--accent); font-size: 1.4rem; padding: 0; overflow-wrap: anywhere; }
.profile-links { margin: 1rem 0; padding: 0; list-style: none; }
.profile-links li { margin: .4rem 0; }
.cv-downloads { border-top: 1px solid var(--line); margin-top: 2rem; padding-top: 1.4rem; }
.cv-downloads h3 { font-size: 1.4rem; margin: 0 0 .8rem; color: var(--muted); font-weight: 600; }
.cv-download-row { display: flex; gap: .4rem; margin-bottom: .6rem; }
.cv-download-row a { font-size: 1.4rem; color: var(--accent); border: 1px solid var(--line); padding: .5rem 1rem; border-radius: .3rem; text-decoration: none; }
.cv-primary { flex: 1; }
.cv-download { min-width: 1.8rem; text-align: center; }
.cv-download-row a:hover { background: #f0f5f9; }
#page_main .page { float: none; width: auto; min-width: 0; margin: 0; }
#page_main .page article { padding: 0; }
#page_main .page .page-title { padding: 0; margin: 0 0 2rem; font-size: 3.2rem; line-height: 1.3; }
.page article h1 { font-size: 3.2rem; line-height: 1.35; margin: 0 0 1.8rem; letter-spacing: -.02em; }
.page article h2 { font-size: 2.25rem; margin: 3.2rem 0 1.3rem; padding-bottom: .6rem; border-bottom: 1px solid var(--line); line-height: 1.45; }
.page article h3 { font-size: 1.85rem; margin: 1.7rem 0 1rem; line-height: 1.5; }
.page article p, .page article li { font-size: 1.65rem; line-height: 1.8; }
.page article p { margin: 0 0 1.3rem; }
.page article a { color: var(--accent); overflow-wrap: anywhere; }
.page article ul { padding-left: 2.2rem; }
.page article li { margin-bottom: .55rem; }
.research-list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 2.8rem; }
.experience-list { list-style: none; padding: 0 !important; }
.experience-list li { display: grid; grid-template-columns: 160px 1fr; gap: 1.8rem; margin: 1.2rem 0 !important; }
.experience-period { color: var(--muted); font-size: 1.4rem; padding-top: .25rem; }
.publication-note { color: var(--muted); font-size: 1.45rem !important; }
.publication-year { margin: 2.4rem 0 0; }
.publication-year summary { display: flex; align-items: center; justify-content: space-between; gap: 1.6rem; padding: .75rem 0; border-bottom: 1px solid var(--line); color: var(--ink); cursor: pointer; font-size: 2.25rem; font-weight: 600; line-height: 1.45; list-style: none; }
.publication-year summary::-webkit-details-marker { display: none; }
.publication-year summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.year-toggle::before { content: '−'; display: inline-block; min-width: 2.4rem; color: var(--accent); font-size: 2.2rem; font-weight: 400; text-align: center; }
.publication-year:not([open]) .year-toggle::before { content: '+'; }
.publication-year .pub-list { padding-top: 1.6rem !important; }
.pub-list { list-style: none; padding: 0 !important; margin: 0; }
.pub-list .pub-item { margin: 0 0 2rem; padding-bottom: 1.8rem; border-bottom: 1px solid #edf0f3; }
.pub-title { display: block; font-weight: 600; font-size: 1.7rem; line-height: 1.65; text-decoration: none; }
.pub-authors { display: block; margin: .35rem 0; font-size: 1.5rem; line-height: 1.7; color: var(--muted); }
.pub-authors strong { color: var(--ink); font-weight: 600; }
.pub-venue { display: block; font-size: 1.5rem; color: var(--ink); line-height: 1.7; }
.pub-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem 1.3rem; margin-top: .65rem; }
.pub-actions a { font-size: 1.4rem; line-height: 1.6; text-decoration: none; border-bottom: 1px solid #9db2c3; }
.pub-version { font-size: 1.3rem; color: var(--muted); }
.contact-details { list-style: none; padding: 0 !important; }
.contact-details li { margin-bottom: 1.2rem !important; }
.contact-details strong { display: inline-block; min-width: 8rem; }
#page_footer { float: none; width: auto; height: auto; color: var(--muted); background: #f7f9fb; border-top: 1px solid var(--line); animation: none; }
.footer_wrap { max-width: 1160px; margin: 0 auto; padding: 2.4rem; font-size: 1.35rem; display: flex; justify-content: space-between; gap: 2rem; }
#page_footer a { color: var(--muted); }
@media (max-width: 820px) {
  .header_wrap { gap: 1.8rem; }
  .primary-nav { gap: 1.6rem; }
  #page_main { grid-template-columns: 190px minmax(0, 1fr); gap: 2.8rem; }
  .research-list { grid-template-columns: 1fr; }
  .experience-list li { grid-template-columns: 1fr; gap: .2rem; }
}
@media (max-width: 620px) {
  .header_wrap { flex-wrap: wrap; padding: 1.5rem 1.8rem; gap: 1.2rem; }
  .primary-nav { order: 3; width: 100%; gap: 2.4rem; }
  .language-switch { margin-left: auto; }
  #page_main { display: block; margin: 2.6rem auto 4rem; padding: 0 1.8rem; }
  #page_main .side-card { position: static; padding-bottom: 2.4rem; margin-bottom: 2.8rem; border-bottom: 1px solid var(--line); }
  .side-card .card-wrap { display: grid; grid-template-columns: 90px minmax(0, 1fr); gap: 1rem 1.6rem; }
  .author-avatar { grid-column: 1; }
  .author-avatar img { width: 90px; height: 112px; }
  .author-discrip { grid-column: 2; }
  .author-discrip .author-name { margin-top: 0; font-size: 2.2rem; }
  .author-links { grid-column: 1 / -1; margin: 0; }
  .profile-links { display: flex; gap: 2rem; margin: .5rem 0 0; }
  .cv-downloads { grid-column: 1 / -1; border: 0; padding: 0; margin-top: .2rem; }
  .cv-download-row { display: inline-flex; width: calc(50% - .6rem); margin-right: .6rem; box-sizing: border-box; }
  .cv-download-row:last-child { margin-right: 0; }
  .cv-download-row a { padding: .5rem .8rem; }
  .page article h1, #page_main .page .page-title { font-size: 2.8rem; }
  .page article p, .page article li { font-size: 1.6rem; }
  .footer_wrap { display: block; padding: 2rem 1.8rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }