/* =========================================
   1. 字体定义 (Fonts)
   ========================================= */
/* latin-ext & latin for Lato (Italic, Bold, Regular) */
@font-face {
  font-family: 'Lato';
  font-style: italic;
  font-weight: 400;
  src: local('Lato Italic'), local('Lato-Italic'), url(https://fonts.gstatic.com/s/lato/v15/S6u8w4BMUTPHjxsAUi-qNiXg7eU0.woff2) format('woff2');
  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Lato';
  font-style: italic;
  font-weight: 400;
  src: local('Lato Italic'), local('Lato-Italic'), url(https://fonts.gstatic.com/s/lato/v15/S6u8w4BMUTPHjxsAXC-qNiXg7Q.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Lato';
  font-style: italic;
  font-weight: 700;
  src: local('Lato Bold Italic'), local('Lato-BoldItalic'), url(https://fonts.gstatic.com/s/lato/v15/S6u_w4BMUTPHjxsI5wq_FQftx9897sxZ.woff2) format('woff2');
  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Lato';
  font-style: italic;
  font-weight: 700;
  src: local('Lato Bold Italic'), local('Lato-BoldItalic'), url(https://fonts.gstatic.com/s/lato/v15/S6u_w4BMUTPHjxsI5wq_Gwftx9897g.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Lato';
  font-style: normal;
  font-weight: 400;
  src: local('Lato Regular'), local('Lato-Regular'), url(https://fonts.gstatic.com/s/lato/v15/S6uyw4BMUTPHjxAwXiWtFCfQ7A.woff2) format('woff2');
  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Lato';
  font-style: normal;
  font-weight: 400;
  src: local('Lato Regular'), local('Lato-Regular'), url(https://fonts.gstatic.com/s/lato/v15/S6uyw4BMUTPHjx4wXiWtFCc.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Lato';
  font-style: normal;
  font-weight: 700;
  src: local('Lato Bold'), local('Lato-Bold'), url(https://fonts.gstatic.com/s/lato/v15/S6u9w4BMUTPHh6UVSwaPGQ3q5d0N7w.woff2) format('woff2');
  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Lato';
  font-style: normal;
  font-weight: 700;
  src: local('Lato Bold'), local('Lato-Bold'), url(https://fonts.gstatic.com/s/lato/v15/S6u9w4BMUTPHh6UVSwiPGQ3q5d0.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* =========================================
   2. 全局变量 (Variables)
   ========================================= */
:root {
  /* Apple Light Mode (True Tone / Store Feel) - Deeper contrast against cards */
  --primary-color: #0066cc;
  /* Apple System Blue */
  --primary-hover: #005bb5;
  --text-color: #1d1d1f;
  /* Apple Text Color */
  --text-muted: #86868b;
  --bg-color: #f2f2f7;
  /* Noticeable light gray background (Apple Store style) */
  --bg-card: #ffffff;
  /* Pure white for cards popping against the gray */
  --highlight-bg: #e5e5ea;
  --border-color: rgba(0, 0, 0, 0.04);
  /* Ultra-subtle border */
  --shadow-color: rgba(0, 0, 0, 0.05);
  /* Slightly stronger shadow for depth */
  --accent-red: #ff3b30;

  /* Frosted Glass Nav */
  --nav-bg: rgba(242, 242, 247, 0.72);
  /* Matches background but frosted */
  --nav-border: rgba(0, 0, 0, 0.1);
  --nav-text: #1d1d1f;
  --nav-link: #86868b;
  --nav-link-hover-bg: rgba(0, 0, 0, 0.05);
  --nav-link-hover: #1d1d1f;

  --name-gradient: none;
  --name-fill: var(--text-color);
}

[data-theme="dark"] {
  /* Apple Dark Mode - Deep grays and pitch black */
  --primary-color: #0a84ff;
  /* Apple System Blue (Dark) */
  --primary-hover: #409cff;
  --text-color: #f5f5f7;
  --text-muted: #a1a1a6;
  --bg-color: #000000;
  /* Pitch Black */
  --bg-card: #1c1c1e;
  /* Dark Gray elevated */
  --highlight-bg: #2c2c2e;
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.5);
  --accent-red: #ff453a;

  /* Dark Frosted Glass Nav */
  --nav-bg: rgba(28, 28, 30, 0.72);
  --nav-border: rgba(255, 255, 255, 0.1);
  --nav-text: #f5f5f7;
  --nav-link: #a1a1a6;
  --nav-link-hover-bg: rgba(255, 255, 255, 0.1);
  --nav-link-hover: #f5f5f7;

  --name-gradient: linear-gradient(135deg, #0a84ff, #bf5af2);
  --name-fill: transparent;
}

/* Base element transitions */
body,
.top-nav,
.container,
.profile-photo-box,
.vision-box,
.v-card,
.btn-show-more,
a {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* =========================================
   3. 顶部导航栏 (Top Navigation)
   ========================================= */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg) !important;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--nav-border) !important;
  padding: 0 20px;
}

.nav-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 48px;
}

.nav-name {
  font-family: 'Inter', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--nav-text);
  letter-spacing: -0.02em;
  /* Apple SF Pro style tight kerning */
}

.nav-links {
  display: flex;
  gap: 8px;
  /* Slightly wider gap */
}

.nav-links a {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  /* Bolder weight as requested */
  color: var(--nav-link);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 20px;
  transition: all 0.2s ease;
}

.nav-links a:hover {
  background-color: #f0f0f0;
  color: #000;
  text-decoration: none;
}

/* 导航栏存在时，锚点跳转偏移 */
html {
  scroll-padding-top: 60px;
  scroll-behavior: smooth;
}

/* =========================================
   4. 基础样式 (Global Reset & Base)
   ========================================= */
body {
  font-family: 'Inter', 'Lato', Verdana, Helvetica, sans-serif;
  font-size: 15px;
  /* Slightly larger base font for Apple readability */
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  /* Apple crisp text rendering */
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Lato', sans-serif;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  /* slight emphasis on links */
  transition: all 0.2s ease;
}

a:hover,
a:focus {
  text-decoration: none;
  /* remove default underline */
  color: var(--primary-hover);
  background-color: var(--nav-link-hover-bg);
  /* subtle backing */
  border-radius: 4px;
}

/* 兼容旧代码的辅助类 */
heading {
  font-family: 'Lato', Verdana, Helvetica, sans-serif;
  font-size: 22px;
  font-weight: bold;
  display: block;
  margin-bottom: 20px;
}

strong {
  font-weight: 700;
}

.container {
  max-width: 1040px;
  /* Slightly wider for modern feel */
  margin: 15px auto 40px auto;
  /* Tighter against nav bar */
  padding: 30px 60px 40px 60px;
  /* Reduced overall padding aggressively */
  background: var(--bg-card) !important;
  box-shadow: 0 4px 24px var(--shadow-color), 0 1px 2px rgba(0, 0, 0, 0.02) !important;
  border-radius: 28px;
  border: 1px solid var(--border-color);
  /* Restored subtle border for edge definition */
}

h2.section-title {
  font-size: 1.35rem;
  font-weight: 700;
  border-bottom: none;
  border-left: 4px solid var(--primary-color) !important;
  padding-left: 12px;
  padding-bottom: 0;
  margin-top: 25px;
  /* Tighter header margins */
  margin-bottom: 12px;
  /* Tighter spacing below title */
  color: var(--text-color) !important;
}

/* =========================================
   4. 头部与名字 (Header & Name)
   ========================================= */
.main-header-container {
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 12px;
  margin-top: 0px;
  /* Remove extra margin */
  margin-bottom: 24px;
  /* Slightly tighter */
  flex-wrap: wrap;
}

.name-en-center {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--text-color);
  line-height: 1;
  letter-spacing: 0.5px;
}

.name-cn-center {
  font-family: "LXGW WenKai", "KaiTi", "STKaiti", serif;
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1;
}

/* =========================================
   5. 简介与头像 (Bio & Profile Photo)
   ========================================= */
.profile-body {
  display: flex;
  align-items: flex-start;
  gap: 30px;
  /* Condensed gap */
  margin-bottom: 15px;
  /* tighter spacing against map */
}

.profile-bio {
  flex: 1;
}

.bio-text {
  font-size: 0.95rem;
  margin-bottom: 8px;
  /* Compacted text blocks */
  color: var(--text-color) !important;
}

.profile-photo-box {
  width: 250px;
  flex-shrink: 0;
  text-align: center;
  background: var(--bg-card) !important;
  padding: 18px;
  /* Exaggerated inner padding */
  border: 1px solid var(--border-color) !important;
  border-radius: 24px;
  /* Apple squircle feel */
  box-shadow: 0 16px 32px var(--shadow-color) !important;
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.4s ease;
}

.profile-photo-box:hover {
  transform: translateY(-8px) scale(1.02);
  /* Apple hover pop */
  box-shadow: 0 24px 48px var(--shadow-color) !important;
}

.avatar-img {
  width: 100%;
  border-radius: 16px;
  display: block;
}

.photo-caption {
  margin-top: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
  font-family: 'Lato', sans-serif;
}

/* =========================================
   6. 社交按钮 (Social Links - Pill Style)
   ========================================= */
.social-links-bar {
  margin-top: 10px;
  /* Move buttons closer to bio text */
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.social-btn {
  display: inline-block;
  padding: 5px 14px;
  background-color: var(--highlight-bg);
  /* Adapts to dark mode automatically */
  color: var(--text-color) !important;
  border-radius: 50px;
  /* 胶囊形状 */
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  text-decoration: none !important;
  transition: all 0.2s ease;
}

.social-btn:hover {
  background-color: var(--primary-color);
  color: #fff !important;
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(23, 114, 208, 0.2);
}

/* =========================================
   7. 愿景与地图 (Vision & Research Map)
   ========================================= */
.vision-box {
  background-color: var(--bg-card);
  /* Make text boxes match the card feel */
  border-left: 4px solid var(--primary-color);
  padding: 24px 30px;
  margin: 30px 0;
  border-radius: 0 16px 16px 0;
  /* Softer radius */
  box-shadow: 0 4px 12px var(--shadow-color);
  /* Apple floating feel */
}

.vision-box ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.vision-box li {
  margin-bottom: 12px;
}

.vision-title {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1.05em;
  display: block;
  margin-bottom: 4px;
}

/* 宽屏版愿景卡片 */
.vision-section-full {
  margin: 40px 0;
}

.vision-intro {
  margin-bottom: 20px;
  color: var(--text-color);
}

.vision-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.v-card {
  background: var(--bg-card);
  /* Separate from page background */
  border-top: 3px solid var(--primary-color);
  padding: 24px;
  border-radius: 16px;
  box-shadow: 0 8px 20px var(--shadow-color);
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.3s ease;
}

.v-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 16px 32px var(--shadow-color);
}

.v-title {
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 8px;
  font-size: 1.05em;
  display: block;
}

.v-desc {
  font-size: 0.9em;
  color: var(--text-muted);
  line-height: 1.5;
}

/* 地图 */
.map-section-full {
  text-align: center;
  margin-bottom: 10px;
  /* Reduced bottom gap to bring news closer */
  background: transparent;
  /* Remove stark white background box behind map */
  padding: 0;
}

.research-map-img {
  max-width: 65%;
  /* Tighter width allows image to take less vertical space */
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px var(--shadow-color) !important;
  border: 1px solid var(--border-color) !important;
}

.map-caption {
  margin-top: 12px;
  /* Move caption right next to picture */
  margin-bottom: 0px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 80%;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================
   8. 新闻列表 (News)
   ========================================= */
.news-list {
  list-style: none;
  padding: 0;
  margin-bottom: 0;
  /* Clear space before show more */
}

.news-list li {
  margin-bottom: 6px;
  /* Super tight news lines */
  display: flex;
  gap: 12px;
  align-items: baseline;
  /* Align perfectly vertical */
}

.news-date {
  font-weight: 700;
  min-width: 80px;
  color: var(--text-color);
  font-size: 0.9em;
  font-family: 'Lato', sans-serif;
}

.news-content {
  font-size: 0.9em;
}

.news-content img {
  vertical-align: middle;
  margin-left: 5px;
  height: 18px;
}

.hidden-news {
  display: none;
}

.btn-show-more {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 10px 24px;
  border-radius: 20px;
  /* Softer pill */
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  /* Bolder button text */
  font-size: 0.95rem;
  color: var(--primary-color);
  /* Make text blue to indicate action */
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  margin-top: 15px;
  display: block;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.btn-show-more:hover {
  background-color: var(--primary-color);
  color: #fff;
  transform: scale(1.02);
  /* Spring scale instead of Y transform */
  box-shadow: 0 4px 12px var(--shadow-color);
  border-color: var(--primary-color);
}

/* =========================================
   9. 经历与教育 (Experience & Education)
   ========================================= */
.experience-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 20px;
  margin-bottom: 22px;
  width: 100%;
}

.logo-box {
  width: 90px;
  /* 固定Logo宽度 */
  min-width: 90px;
  display: flex;
  justify-content: center;
}

.logo-box img {
  width: 100%;
  /* 强制宽度占满盒子 */
  height: auto;
  max-height: 60px;
  object-fit: contain;
  display: block;
}

.experience-details {
  flex: 1;
  text-align: left;
}

.experience-details strong {
  font-size: 1.05rem;
  color: var(--text-color);
  display: block;
  margin-bottom: 2px;
}

.experience-details span {
  font-size: 0.92rem;
  color: var(--text-muted);
}

.experience-details em {
  color: var(--gray-text);
  font-style: normal;
  display: block;
  margin-top: 2px;
}

/* =========================================
   10. 论文列表 (Publications)
   ========================================= */
.paper-item {
  display: flex;
  gap: 25px;
  margin-bottom: 25px;
  padding: 24px;
  border-radius: 20px;
  background-color: var(--bg-card);
  /* Ensure explicit card color */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
  /* Base soft shadow */
  transition: background-color 0.4s ease, box-shadow 0.4s ease, transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  border: 1px solid var(--border-color);
}

.paper-item:hover {
  background-color: var(--bg-card) !important;
  /* Keep white on hover, rely on shadow */
  box-shadow: 0 16px 32px var(--shadow-color), 0 4px 8px rgba(0, 0, 0, 0.03) !important;
  border-color: transparent;
  transform: translateY(-4px) scale(1.01);
}

.paper-img {
  width: 200px;
  flex-shrink: 0;
}

.paper-img img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border-color) !important;
  box-shadow: 0 4px 12px var(--shadow-color) !important;
}

.paper-text {
  flex: 1;
}

.paper-title {
  font-size: 1.05rem;
  font-weight: 700;
  display: block;
  margin-bottom: 5px;
  color: var(--text-color);
  line-height: 1.4;
}

.paper-authors {
  color: var(--text-muted);
  margin-bottom: 6px;
  display: block;
  line-height: 1.5;
}

.paper-authors a {
  color: var(--text-muted);
}

.paper-authors a:hover {
  text-decoration: underline;
}

.paper-authors strong {
  color: var(--text-color);
}

.paper-venue {
  display: block;
  margin-bottom: 8px;
  font-style: italic;
  color: var(--text-muted);
}

.highlight-venue {
  color: var(--text-color);
  /* Match theme dark/light */
  font-weight: 700;
  font-style: normal;
}

.paper-links {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.paper-links a {
  font-weight: 600;
  font-size: 0.85rem;
}

.paper-links img {
  vertical-align: middle;
  height: 20px;
}

.paper-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
  text-align: justify;
}

/* =========================================
   11. 通用列表与组件 (Lists & Misc)
   ========================================= */
.custom-list {
  line-height: 1.8;
  padding-left: 20px;
}

.custom-list li {
  margin-bottom: 10px;
}

.tag-label {
  font-weight: 700;
  color: #444;
  font-size: 0.95rem;
}

/* 旧代码保留 - 淡入淡出图片效果 (如未使用可删除) */
.one {
  width: 160px;
  height: 160px;
  position: relative;
}

.two {
  width: 160px;
  height: 160px;
  position: absolute;
  transition: opacity .2s ease-in-out;
}

.fade {
  transition: opacity .2s ease-in-out;
}

/* =========================================
   12. 页脚 (Footer)
   ========================================= */
.footer {
  margin-top: 50px;
  border-top: 1px solid var(--border-color);
  padding-top: 30px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding-bottom: 30px;
}

.map-container {
  width: 100%;
  max-width: 400px;
  margin: 0 auto 20px auto;
}

/* =========================================
   13. 移动端适配 (Mobile Responsiveness)
   ========================================= */
/* 手机端适配 */
@media (max-width: 768px) {
  .interests-container {
    flex-direction: column-reverse;
    padding: 15px;
    text-align: left;
  }

  .interests-photo {
    width: 100%;
  }

  /* 导航栏 */
  .nav-name {
    display: block;
    font-size: 1.1rem;
  }

  .nav-links {
    gap: 4px;
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 2px;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .nav-links a {
    font-size: 0.8rem;
    padding: 5px 8px;
  }

  /* 主容器与间距缩减 */
  .container {
    margin: 10px 15px 30px 15px;
    /* Less side margin */
    padding: 25px 20px 30px 20px;
    /* Vastly reduced inner padding for phones */
    border-radius: 20px;
  }

  /* 头部与名字 */
  .main-header-container {
    gap: 8px;
    margin-bottom: 20px;
  }

  .name-en-center {
    font-size: 1.8rem;
  }

  .name-cn-center {
    font-size: 1.3rem;
  }

  /* 简介布局 */
  .profile-body {
    flex-direction: column-reverse;
    /* Picture on top */
    align-items: center;
    text-align: center;
    gap: 20px;
  }

  .profile-photo-box {
    width: 220px;
    margin-bottom: 5px;
  }

  .social-links-bar {
    justify-content: center;
    gap: 8px;
  }

  /* 论文与经历 */
  .paper-item {
    flex-direction: column;
    gap: 15px;
    padding: 16px;
  }

  .paper-img {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
  }

  .experience-item {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }

  .logo-box {
    width: 60px;
    min-width: 60px;
    margin: 0 auto;
  }

  .experience-details strong {
    font-size: 1.05rem;
  }

  /* 地图宽度占满 */
  .research-map-img {
    max-width: 95%;
  }
}

/* =========================================
14. Bilibili 视频与讲座
========================================= */
.video-container {
  position: relative;
  width: 80%;
  padding-bottom: 45%;
  /* 16:9 aspect ratio */
  height: 0;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  margin-top: 15px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.custom-list {
  line-height: 1.8;
  padding-left: 20px;
}

.custom-list li {
  margin-bottom: 8px;
}

.tag-label {
  font-weight: 700;
  color: #444;
  font-size: 0.95rem;
}

.interests-container {
  display: flex;
  align-items: center;
  /* 垂直居中 */
  gap: 40px;
  /* 间距 */
  background: #fcfcfc;
  /* 极淡的背景色，区分层次 */
  padding: 25px;
  border-radius: 12px;
  border: 1px solid #f0f0f0;
}

.interests-text {
  flex: 1;
  /* 文字占据剩余空间 */
}

.interests-photo {
  width: 280px;
  /* 固定图片区域宽度 */
  flex-shrink: 0;
}

.life-img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  /* 柔和阴影 */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: block;
}

/* 悬停时图片轻微浮起，增加精致感 */
.life-img:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

/* 让图标和文字之间保留一点空隙 */
.social-btn i {
  margin-right: 6px;
  font-size: 0.95em;
  /* 图标稍微调整大小，保持视觉平衡 */
}

/* =========================================
   15. Day/Night Theme Overrides
   ========================================= */
body {
  background-color: var(--bg-color);
  color: var(--text-color);
}

.top-nav {
  background: var(--nav-bg) !important;
  border-bottom-color: var(--nav-border) !important;
}

.nav-name {
  color: var(--nav-text) !important;
}

.nav-links a {
  color: var(--nav-link) !important;
}

.nav-links a:hover {
  background-color: var(--nav-link-hover-bg) !important;
  color: var(--nav-link-hover) !important;
}

.container {
  background-color: var(--bg-card) !important;
  box-shadow: 0 0 40px var(--shadow-color) !important;
  border: 1px solid var(--border-color);
}

h2.section-title {
  color: var(--text-color) !important;
  border-left-color: var(--primary-color) !important;
}

.name-en-center {
  background: var(--name-gradient) !important;
  background-clip: text !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: var(--name-fill) !important;
  color: var(--text-color) !important;
}

.name-cn-center {
  color: var(--text-muted) !important;
}

.bio-text {
  color: var(--text-color) !important;
}

.profile-photo-box {
  background: var(--bg-card) !important;
  border-color: var(--border-color) !important;
  box-shadow: 0 10px 30px var(--shadow-color) !important;
}

.social-btn {
  background-color: var(--bg-card) !important;
  color: var(--text-color) !important;
  border-color: var(--border-color) !important;
  box-shadow: 0 2px 5px var(--shadow-color) !important;
}

.social-btn:hover {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
  border-color: var(--primary-color) !important;
}

.vision-box,
.v-card {
  background-color: var(--bg-color) !important;
  border-color: var(--primary-color) !important;
}

.map-section-full {
  background: var(--bg-card) !important;
}

.research-map-img {
  border-color: var(--border-color) !important;
  box-shadow: 0 4px 15px var(--shadow-color) !important;
}

[data-theme="dark"] .research-map-img {
  filter: invert(0.88) hue-rotate(180deg);
}

[data-theme="dark"] .logo-box img {
  filter: brightness(0.9) contrast(1.1);
}

.news-date {
  color: var(--text-color) !important;
}

.hidden-news a,
.news-content a {
  color: var(--primary-color) !important;
}

.btn-show-more {
  background: var(--bg-card) !important;
  border-color: var(--border-color) !important;
  color: var(--text-muted) !important;
}

.btn-show-more:hover {
  background-color: var(--bg-color) !important;
  color: var(--text-color) !important;
}

.experience-details strong {
  color: var(--text-color) !important;
}

.experience-details span,
.experience-details em {
  color: var(--text-muted) !important;
}

.paper-title {
  color: var(--text-color) !important;
}

.paper-authors {
  color: var(--text-muted) !important;
}

.paper-authors strong {
  color: var(--text-color) !important;
}

.highlight-venue {
  color: var(--text-color) !important;
}

.paper-desc {
  color: var(--text-muted) !important;
}

.paper-item:hover {
  background-color: var(--highlight-bg) !important;
}

.tag-label {
  color: var(--text-color) !important;
}

.footer {
  border-top-color: var(--border-color) !important;
  color: var(--text-muted) !important;
}

.interests-container {
  background: var(--bg-color) !important;
  border-color: var(--border-color) !important;
}

a {
  color: var(--primary-color);
}

a:hover {
  color: var(--primary-hover);
}

[data-theme="dark"] .video-container {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.8);
}