/* Publications Page Styles - Enhanced Version */

/* 整体容器样式 */
.publications-container {
  padding: 1rem 1.5rem 4rem;
  max-width: 1200px;
  position: relative;
  z-index: 1;
}

/* 主标题样式 - 增强设计 */
.people-section > .container > h2 {
  font-size: 2.5em;
  font-weight: 700;
  color: var(--primary-color);
  margin-top: 0.5em;
  margin-bottom: 0.3em;
  letter-spacing: -0.5px;
  text-align: center;
}

.people-section > .container > hr {
  border: none;
  height: 3px;
  background: linear-gradient(to right, transparent 0%, var(--secondary-color) 20%, var(--accent-color) 50%, var(--secondary-color) 80%, transparent 100%);
  margin-bottom: 3em !important;
  margin-top: 0;
}

/* 动态装饰圆圈 */
.deco-circle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  opacity: 0.6;
  animation: float 6s ease-in-out infinite;
}

.deco-circle-1 {
  top: -100px;
  right: -50px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(120, 194, 255, 0.15) 0%, transparent 70%);
  animation-delay: 0s;
}

.deco-circle-2 {
  bottom: 100px;
  left: -80px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(0, 85, 184, 0.1) 0%, transparent 70%);
  animation-delay: 2s;
}

.deco-circle-3 {
  top: 50%;
  right: -100px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(0, 49, 107, 0.08) 0%, transparent 70%);
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-20px) scale(1.05);
  }
}

/* 页面头部美化升级 */
.page-header {
  text-align: center;
  margin-bottom: 4rem;
  padding: 3.5rem 2.5rem;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #ffffff 100%);
  border-radius: 20px;
  box-shadow: 
    0 10px 40px rgba(0, 49, 107, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 49, 107, 0.08);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(to right, #00316b, #0055b8, #78c2ff, #0055b8, #00316b);
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.header-decoration {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, rgba(120, 194, 255, 0.2), rgba(0, 85, 184, 0.2));
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.8;
  }
}

.page-header h1 {
  color: var(--primary-color);
  font-size: 3.2em;
  margin-bottom: 1rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -1px;
  text-shadow: 0 2px 10px rgba(0, 49, 107, 0.1);
}

.page-subtitle {
  color: var(--secondary-color);
  font-size: 1.35em;
  font-style: italic;
  margin-top: 0.5rem;
  margin-bottom: 2rem;
  font-weight: 400;
  opacity: 0.9;
  line-height: 1.6;
}

/* 统计数据容器 */
.stats-container {
  display: flex !important;
  justify-content: center;
  align-items: stretch;
  gap: 3rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
  text-align: center;
}

.stat-item {
  position: relative;
  padding: 1.5rem 2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(248, 249, 250, 0.9));
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0, 49, 107, 0.08);
  border: 2px solid rgba(120, 194, 255, 0.2);
  transition: all 0.3s ease;
  min-width: 140px;
  flex: 0 0 auto;
  text-align: center;
}

.stat-item::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 15px;
  padding: 2px;
  background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 49, 107, 0.15);
}

.stat-item:hover::before {
  opacity: 1;
}

.stat-number {
  font-size: 2.5em;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 0.5rem;
  display: block;
  text-align: center;
}

.stat-label {
  font-size: 0.9em;
  color: #666;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  display: block;
  text-align: center;
  line-height: 1.3;
}

/* Research Section 简约风格 */
.publication-section {
  margin-bottom: 3rem;
  background: #ffffff;
  border-radius: 8px;
  padding: 2rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  border: 1px solid #e8e8e8;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.publication-section:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.publication-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--secondary-color);
}

.publication-section::after {
  display: none;
}

/* Section Header 简约风格 - 统一配色 */
.section-header {
  margin-bottom: 1.8rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid #e8e8e8;
  position: relative;
}

.section-header::after {
  display: none;
}

.section-header h2 {
  color: #666;
  font-size: 1.15em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  text-align: left;
  font-weight: 600;
  letter-spacing: 0;
}

.section-header h2::after {
  display: none;
}

.section-icon {
  font-size: 1.2em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* 统一所有section的顶部条颜色 */
.section-data-intelligence::before,
.section-llm::before,
.section-science::before {
  background: var(--secondary-color);
}

/* 统一分隔线颜色 */
.section-data-intelligence .section-header,
.section-llm .section-header,
.section-science .section-header {
  border-bottom-color: #e8e8e8;
}

/* Publication Card 简约风格 */
.publication-card {
  background: #ffffff;
  border: 1px solid #e8e8e8;
  border-left: 3px solid var(--secondary-color);
  border-radius: 6px;
  padding: 1.3rem 1.5rem;
  margin-bottom: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.publication-card::before {
  display: none;
}

.publication-card::after {
  display: none;
}

.publication-card:hover {
  transform: translateX(5px);
  box-shadow: 0 2px 8px rgba(0, 49, 107, 0.1);
  border-left-color: var(--primary-color);
}

.publication-card:last-child {
  margin-bottom: 0;
}

/* 论文标题简约风格 */
.publication-card {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
}

.pub-title {
  font-size: 1.05em;
  font-weight: 600;
  color: var(--primary-color);
  line-height: 1.5;
  transition: color 0.3s ease;
  flex: 1;
  min-width: 0;
  margin-bottom: 0;
  margin-right: 1rem;
}

.pub-title::after {
  display: none;
}

.publication-card:hover .pub-title {
  color: var(--secondary-color);
}

/* 作者信息简约风格 */
.pub-authors {
  font-size: 0.9em;
  color: #666;
  margin-bottom: 0.7rem;
  line-height: 1.6;
  padding-left: 0;
  border-left: none;
  width: 100%;
  order: 2;
}

.publication-card:hover .pub-authors {
  border-left-color: transparent;
}

.author-equal {
  color: var(--secondary-color);
  font-weight: 500;
  transition: color 0.3s ease;
}

.author-equal:hover {
  color: var(--primary-color);
  text-decoration: none;
  cursor: default;
}

.author-corr {
  color: var(--primary-color);
  font-weight: 600;
}

/* 会议信息简约风格 */
.pub-venue {
  font-size: 0.88em;
  color: #666;
  display: inline-block;
  white-space: nowrap;
  flex-shrink: 0;
  margin: 0;
  padding: 0;
  border: none;
  align-self: flex-start;
  order: 1;
}

.pub-venue strong {
  color: var(--primary-color);
  font-weight: 600;
  letter-spacing: 0;
  padding: 0;
  background: none;
  border-radius: 0;
  border: none;
}

.publication-card:hover .pub-venue strong {
  background: none;
  transform: none;
  box-shadow: none;
}

/* 底部说明区域简约风格 */
.publication-note {
  background: #f8f9fa;
  border-left: 4px solid var(--secondary-color);
  border-radius: 6px;
  padding: 1.2rem 1.5rem;
  margin-top: 2.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  border: 1px solid #e8e8e8;
  border-left: 4px solid var(--secondary-color);
}

.publication-note::before {
  display: none;
}

.publication-note::after {
  display: none;
}

.publication-note p {
  margin: 0;
  color: #666;
  font-size: 0.9em;
  line-height: 1.6;
}

.publication-note strong {
  color: var(--primary-color);
  font-weight: 600;
}

/* 响应式设计简约风格 */
@media (max-width: 768px) {
  .publications-container {
    padding: 1.5rem 1rem 2rem;
  }

  .publication-section {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }

  .section-header {
    margin-bottom: 1.5rem;
  }

  .section-header h2 {
    font-size: 1.3em;
  }

  .publication-card {
    padding: 1.2rem;
    margin-bottom: 0.8rem;
  }

  .publication-card:hover {
    transform: translateX(3px);
  }

  .pub-title {
    font-size: 1em;
  }

  .pub-authors {
    font-size: 0.88em;
  }

  .pub-venue {
    font-size: 0.85em;
  }

  .publication-note {
    padding: 1rem;
    margin-top: 2rem;
  }
}

/* 页面加载动画优化 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* 为页面元素添加淡入动画 */
.page-header {
  animation: fadeInUp 0.6s ease-out;
}

.publication-section {
  animation: fadeInUp 0.8s ease-out;
  animation-fill-mode: both;
}

.publication-section:nth-child(2) { animation-delay: 0.1s; }
.publication-section:nth-child(3) { animation-delay: 0.2s; }
.publication-section:nth-child(4) { animation-delay: 0.3s; }

.publication-card {
  animation: fadeIn 0.5s ease-out;
  animation-fill-mode: both;
}

.publication-card:nth-child(1) { animation-delay: 0.05s; }
.publication-card:nth-child(2) { animation-delay: 0.08s; }
.publication-card:nth-child(3) { animation-delay: 0.11s; }
.publication-card:nth-child(4) { animation-delay: 0.14s; }
.publication-card:nth-child(5) { animation-delay: 0.17s; }
.publication-card:nth-child(6) { animation-delay: 0.20s; }
.publication-card:nth-child(7) { animation-delay: 0.23s; }
.publication-card:nth-child(8) { animation-delay: 0.26s; }
.publication-card:nth-child(9) { animation-delay: 0.29s; }
.publication-card:nth-child(10) { animation-delay: 0.32s; }

/* 平滑滚动 */
html {
  scroll-behavior: smooth;
}

/* 优化整体页面背景 */
body {
  background: #fafbfc;
}