/* 页面样式文件
   这个文件放布局、字号、边框、响应式等规则。
   一般不需要改；常用外观参数请改 homepage_settings.css。
*/

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--page-bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Microsoft YaHei", sans-serif;
  font-size: var(--body-font-size);
  line-height: var(--body-line-height);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--page-padding);
}

.masthead {
  display: grid;
  grid-template-columns: var(--portrait-size) minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
}

.profile-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.lang-toggle {
  flex: 0 0 auto;
  display: inline-flex;
  overflow: hidden;
  min-height: 30px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--button-bg);
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: 0.88rem;
}

.lang-toggle:hover { border-color: #b6c2cf; }

.lang-choice {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  padding: 4px 10px;
  color: var(--muted);
}

.lang-choice + .lang-choice { border-left: 1px solid var(--line); }

body[data-lang="en"] .lang-choice-en,
body[data-lang="zh"] .lang-choice-zh {
  background: var(--lang-active-bg);
  color: var(--lang-active-text);
}

.portrait {
  width: var(--portrait-size);
  height: var(--portrait-size);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--button-bg);
}

.portrait img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 50% 16%;
}

h1 {
  margin: 0 0 4px;
  font-size: var(--name-font-size);
  line-height: 1.15;
  letter-spacing: 0;
}

.role {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.98rem;
}

.affiliation-line {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 2px;
}

.bit-logo {
  display: inline-block;
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  object-fit: contain;
}

.contact-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--button-bg);
  color: var(--ink);
  font-size: 0.9rem;
}

.nav a:hover {
  border-color: #b6c2cf;
  text-decoration: none;
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--sidebar-width);
  gap: var(--grid-gap);
  margin-top: 26px;
  align-items: start;
}

main, aside { min-width: 0; }

section, .side-panel {
  border-top: 2px solid var(--line);
  padding-top: 14px;
  margin-bottom: var(--section-gap);
}

h2 {
  margin: 0 0 12px;
  font-size: 1.06rem;
  line-height: 1.3;
}

p { margin: 0 0 10px; }

.note {
  color: var(--muted);
  font-size: 0.94rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tags li {
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #0550ae;
  font-size: 0.86rem;
}

.education-list {
  display: grid;
  gap: 14px;
}

.education-item {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr);
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.education-item:last-child { border-bottom: 0; }

.education-time {
  color: var(--muted);
  font-weight: 700;
}

.education-degree {
  margin-bottom: 4px;
  color: var(--ink);
  font-weight: 700;
}

.education-detail {
  color: var(--muted);
  font-size: 0.94rem;
}

.collapsible-publications summary {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
}

.collapsible-publications summary::-webkit-details-marker {
  display: none;
}

.collapsible-publications summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--button-bg);
  color: var(--muted);
  font-weight: 700;
  line-height: 1;
}

.collapsible-publications[open] summary::before {
  content: "-";
}

.collapsible-publications summary h2 {
  margin-bottom: 0;
}

.collapsible-publications .pub-list {
  margin-top: 12px;
}

.pub-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: item;
}

.pub {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  counter-increment: item;
}

.pub:last-child { border-bottom: 0; }

.pub::before {
  content: counter(item);
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--button-bg);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 26px;
  text-align: center;
}

.paper-title {
  display: block;
  margin: 0 0 3px;
  color: var(--paper-title);
  font-family: Calibri, "Segoe UI", Arial, "Microsoft YaHei", sans-serif;
  font-size: 1.03rem;
  font-weight: 700;
  line-height: 1.38;
}

.paper-authors {
  display: block;
  margin-bottom: 2px;
  color: var(--ink);
  font-size: 0.94rem;
}

.paper-authors sup {
  color: var(--selected-venue);
  font-size: 0.72em;
  font-weight: 700;
  line-height: 0;
}

.paper-authors .citation-badge {
  margin: 0 0 0 8px;
  transform: translateY(2px);
}

.pub-note {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

.pub-note sup {
  color: var(--selected-venue);
  font-weight: 700;
}

.venue {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
}

.citation-summary {
  display: flex;
  align-items: center;
  gap: 6px;
}

.scholar-citation-total {
  display: inline-flex;
  vertical-align: middle;
}

.citation-badge {
  display: inline-flex;
  align-items: center;
  overflow: hidden;
  min-height: 22px;
  margin-top: 6px;
  border: 1px solid var(--citation-line);
  border-radius: 4px;
  background: var(--citation-bg);
  color: var(--citation-text);
  font-size: 0.84rem;
  font-weight: 500;
  line-height: 1;
  vertical-align: middle;
}

.scholar-badge {
  gap: 0;
}

.scholar-icon {
  width: 20px;
  height: 20px;
  margin: 0 3px 0 5px;
  flex: 0 0 auto;
}

.scholar-icon-cap,
.scholar-icon-base {
  fill: #4285f4;
}

.scholar-icon-base {
  opacity: 0.88;
}

.scholar-icon-tassel {
  fill: none;
  stroke: #2f6fd6;
  stroke-linecap: round;
  stroke-width: 1.6;
}

.citation-label {
  padding: 4px 6px 4px 0;
}

.citation-count {
  align-self: stretch;
  display: inline-flex;
  align-items: center;
  min-width: 24px;
  padding: 0 7px;
  border-left: 1px solid var(--citation-line);
  background: var(--citation-count-bg);
  color: var(--citation-count-text);
  font-weight: 700;
  justify-content: center;
}

.citation-badge-total {
  margin-top: 0;
  transform: translateY(2px);
}

.citation-badge.is-missing {
  background: var(--button-bg);
  color: var(--muted);
  font-weight: 500;
}

.selected .venue strong { color: var(--selected-venue); }

.lang-zh { display: none; }
body[data-lang="zh"] .lang-en { display: none; }
body[data-lang="zh"] .lang-zh { display: inline; }
body[data-lang="zh"] p.lang-zh { display: block; }
body[data-lang="zh"] p.lang-zh.citation-summary { display: flex; }

.compact-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.compact-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.compact-list li:last-child { border-bottom: 0; }

.scholar-contact-line {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.year {
  display: inline-block;
  min-width: 72px;
  color: var(--muted);
  font-weight: 700;
}

.footer {
  margin-top: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
  text-align: right;
}

@media (max-width: 820px) {
  .page { padding: var(--page-mobile-padding); }
  .masthead, .grid { grid-template-columns: 1fr; }
  .masthead { gap: 14px; }
  .profile-top { align-items: center; }
  .portrait {
    width: var(--portrait-mobile-size);
    height: var(--portrait-mobile-size);
  }
  h1 { font-size: var(--name-mobile-font-size); }
  .education-item { grid-template-columns: 1fr; gap: 4px; }
  .pub { grid-template-columns: 30px minmax(0, 1fr); }
}