:root {
  --color-primary: #1e3a5f;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-accent-light: #3b82f6;
  --color-accent-soft: rgba(37, 99, 235, 0.08);

  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-card: #ffffff;
  --bg-gradient-start: #f1f5f9;
  --bg-gradient-end: #e2e8f0;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.15);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  --font-content: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --max-width: 1000px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --color-primary: #1e3a5f;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-accent-light: #3b82f6;
  --color-accent-soft: rgba(37, 99, 235, 0.08);

  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-card: #ffffff;
  --bg-gradient-start: #f1f5f9;
  --bg-gradient-end: #e2e8f0;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.15);
}

[data-theme="dark"] {
  --color-primary: #f8fafc;
  --color-accent: #60a5fa;
  --color-accent-hover: #3b82f6;
  --color-accent-light: #93c5fd;
  --color-accent-soft: rgba(96, 165, 250, 0.12);

  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-gradient-start: #0f172a;
  --bg-gradient-end: #1e293b;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --border-color: #334155;
  --border-light: #1e293b;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(96, 165, 250, 0.2);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-content);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4 {
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

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

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

.ai-2x,
.fa-2x {
  font-size: 2em;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .navbar {
  background: rgba(15, 23, 42, 0.85);
  border-bottom-color: var(--border-color);
}

[data-theme="dark"] .navbar.scrolled {
  background: rgba(15, 23, 42, 0.95);
}

.navbar-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.875rem var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-nav {
  display: flex;
  gap: var(--space-1);
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  transition: all var(--transition-fast);
  transform: translateX(-50%);
  border-radius: 2px;
}

.nav-link:hover {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.nav-link:hover::after {
  width: 60%;
}

.nav-link.active {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.nav-link.active::after {
  width: 60%;
}

.theme-toggle {
  position: fixed;
  top: var(--space-4);
  right: var(--space-6);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  border: 2px solid transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 1001;
  color: white;
  box-shadow: 0 4px 12px rgba(240, 147, 251, 0.3);
}

.theme-toggle::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  border: 2px solid var(--color-accent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.theme-toggle:hover {
  background: linear-gradient(135deg, #f5576c 0%, #f093fb 100%);
  border-color: transparent;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(240, 147, 251, 0.4);
}

.theme-toggle:hover::before {
  opacity: 0.3;
}

.theme-toggle:active {
  transform: translateY(0) scale(0.95);
}

.theme-toggle i {
  font-size: 1.125rem;
  transition: transform var(--transition-base);
  color: white !important;
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.25));
}

.theme-toggle .sun-icon {
  display: block !important;
}

.theme-toggle .moon-icon {
  display: none !important;
}

[data-theme="dark"] .theme-toggle .sun-icon {
  display: none !important;
}

[data-theme="dark"] .theme-toggle .moon-icon {
  display: block !important;
}

[data-theme="dark"] .theme-toggle {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  border-color: transparent;
  color: white !important;
  box-shadow: 0 4px 12px rgba(79, 172, 254, 0.3);
}

[data-theme="dark"] .theme-toggle:hover {
  background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  box-shadow: 0 6px 20px rgba(79, 172, 254, 0.4);
}

[data-theme="dark"] .theme-toggle i {
  color: white !important;
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.35));
}

[data-theme="dark"] .theme-toggle .sun-icon,
[data-theme="dark"] .theme-toggle .moon-icon {
  color: white !important;
}

.theme-toggle.switching svg {
  animation: themeSpin 450ms ease;
}

.profile-section {
  padding: var(--space-16) var(--space-6) var(--space-12);
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

.profile-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 30% 20%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

.profile-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-8);
  padding: var(--space-8);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  align-items: start;
}

.profile-card:hover {
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-2px);
}

.profile-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 200px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-accent-soft) 0%, rgba(99, 102, 241, 0.05) 100%);
  z-index: 0;
}

.profile-image-wrapper {
  position: relative;
  width: 180px;
  height: 180px;
  z-index: 1;
  justify-self: center;
  align-self: center;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.profile-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  transition: all var(--transition-base);
  pointer-events: none;
}

.profile-image-wrapper:hover::after {
  border-color: #0ea5e9;
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.15), 0 0 20px rgba(14, 165, 233, 0.3);
}

.profile-image {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  border: none;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  z-index: 2;
}

.profile-image-wrapper:hover .profile-image {
  transform: scale(1.02);
}

[data-theme="dark"] .profile-image-wrapper:hover::after {
  border-color: #38bdf8;
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.15), 0 0 20px rgba(56, 189, 248, 0.3);
}

.profile-info {
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

[data-theme="light"] .profile-name {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: var(--space-2);
  background: linear-gradient(90deg, #5b7ed2 0%, #edd785 50%, #ec7456 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

[data-theme="dark"] .profile-name {
  background: linear-gradient(90deg, #f8fafc 0%, #38bdf8 50%, #0ea5e9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.profile-title {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.5;
}

.profile-title a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px dashed var(--color-accent);
  transition: all var(--transition-fast);
}

.profile-title a:hover {
  color: var(--color-accent-hover);
  border-bottom: 1px solid var(--color-accent-hover);
}

.profile-bio {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.8;
  font-size: 1rem;
}

.profile-bio a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
  position: relative;
  transition: all var(--transition-fast);
}

.profile-bio a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  transition: width var(--transition-fast);
}

.profile-bio a:hover {
  color: var(--color-accent-hover);
}

.profile-bio a:hover::after {
  width: 100%;
}

.profile-bio strong {
  color: var(--text-primary);
  font-weight: 600;
  background: linear-gradient(180deg, transparent 60%, var(--color-accent-soft) 60%);
  padding: 0 2px;
}

.research-interests-text {
  margin-top: var(--space-3);
}

.interest-highlight {
  color: var(--text-primary);
  font-weight: 600;
  border-bottom: 1px dashed var(--color-accent);
  background: linear-gradient(180deg, transparent 0%, var(--color-accent-soft) 0%);
  padding: 0 4px;
  border-radius: 3px;
  transition: all var(--transition-fast);
  cursor: default;
}

.interest-highlight:hover {
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
  background: linear-gradient(180deg, transparent 0%, var(--color-accent-soft) 100%);
}

.inline-logo {
  width: 20px;
  height: 20px;
  object-fit: contain;
  vertical-align: middle;
  margin-right: 4px;
  border-radius: 3px;
}

/* Research Interests */
.research-interests {
  margin: var(--space-5) 0;
  padding: var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.research-interests h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.research-interests h3 i {
  color: var(--color-accent);
}

.interest-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.interest-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  color: var(--color-accent);
  border: 1px solid var(--color-accent-soft);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.interest-tag:hover {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--text-inverse);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.profile-email {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: var(--space-5);
}

.profile-email i {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.profile-email a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
}

.profile-email a:hover {
  text-decoration: underline;
}

.social-links {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.social-link::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.social-link:hover {
  color: var(--text-inverse);
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.social-link:hover::before {
  opacity: 1;
}

.social-link i {
  font-size: 1.5rem;
  position: relative;
  z-index: 1;
}

.content-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-10) var(--space-6);
}

.content-section+.content-section {
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, transparent 0%, var(--color-accent) 20%, var(--color-accent-light) 50%, var(--color-accent) 80%, transparent 100%) 1;
  padding-top: var(--space-12);
}

.section-card {
  margin-bottom: var(--space-12);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.section-card:hover {
  box-shadow: var(--shadow-lg);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  border-radius: 2px;
}

.section-title i {
  font-size: 1.25rem;
  color: var(--color-accent);
}

.timeline {
  position: relative;
  padding-left: var(--space-8);
  border-left: 2px solid var(--border-color);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-8);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: calc(-1 * var(--space-8) - 6px);
  top: 0.25rem;
  width: 12px;
  height: 12px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  border-radius: var(--radius-full);
  border: 3px solid var(--bg-card);
  box-shadow: 0 0 0 2px var(--border-color);
  transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.2);
  box-shadow: 0 0 0 2px var(--color-accent), 0 0 15px rgba(37, 99, 235, 0.4);
}

.timeline-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.timeline-org {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.timeline-org a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.timeline-org a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

.timeline-date {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-feature-settings: "tnum";
  margin-left: auto;
  background: var(--bg-secondary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-weight: 500;
}

.timeline-description {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-top: var(--space-2);
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-accent-soft);
}

.school-icon {
  width: 20px;
  height: 20px;
  object-fit: contain;
  margin-right: var(--space-2);
  opacity: 0.8;
}

.news-list {
  list-style: none;
}

.news-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border-color);
  align-items: flex-start;
  transition: all var(--transition-fast);
}

.news-item:hover {
  background: var(--bg-secondary);
  margin: 0 calc(-1 * var(--space-4));
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  border-radius: var(--radius-md);
}

.news-item:last-child {
  border-bottom: none;
}

.news-date {
  font-size: 0.875rem;
  color: var(--color-accent);
  font-weight: 600;
  font-feature-settings: "tnum";
  background: var(--color-accent-soft);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  text-align: center;
  white-space: nowrap;
}

.news-content {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.news-content a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: all var(--transition-fast);
}

.news-content a:hover {
  border-bottom-color: var(--color-accent);
}

[data-theme="light"] .news-badge {
  display: inline-block;
  padding: 3px 10px;
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: var(--text-inverse);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-left: var(--space-2);
  vertical-align: middle;
  box-shadow: 0 2px 8px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .news-badge {
  display: inline-block;
  padding: 3px 10px;
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: var(--text-inverse);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-left: var(--space-2);
  vertical-align: middle;
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

.search-controls {
  margin-bottom: var(--space-8);
}

.search-box {
  position: relative;
  margin-bottom: var(--space-4);
  max-width: 500px;
}

.search-input {
  width: 100%;
  padding: 0.625rem 0.875rem 0.625rem 2.5rem;
  font-size: 0.9375rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--text-muted);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-box i {
  position: absolute;
  left: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.filter-controls {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

[data-theme="light"] .filter-btn.active,
[data-theme="light"] .filter-btn.active:hover {
  background: linear-gradient(135deg, #cfc4d1 0%, #ea54bd 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: var(--text-inverse);
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .filter-btn.active,
[data-theme="dark"] .filter-btn.active:hover {
  background: linear-gradient(135deg, #b3c1d2 0%, #3bb4ca 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: var(--text-inverse);
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.publication-category {
  margin-bottom: var(--space-10);
}

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

.category-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-color);
}

.publication-list {
  list-style: none;
}

.publication-item {
  padding: var(--space-5);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-base);
  border-radius: var(--radius-md);
}

.publication-item:hover {
  background: var(--bg-secondary);
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

.publication-item:last-child {
  border-bottom: none;
}

.publication-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
  line-height: 1.4;
}

.publication-title a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

.publication-title a:hover {
  border-bottom-color: var(--text-primary);
}

.publication-authors {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: var(--space-1);
  line-height: 1.5;
}

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

.publication-venue {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

[data-theme="light"] .venue-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: white;
  font-weight: 600;
  font-size: 0.8125rem;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(68, 137, 248, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

[data-theme="dark"] .venue-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: white;
  font-weight: 600;
  font-size: 0.8125rem;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

[data-theme="light"] .venue-badge[data-venue="AAAI"],
[data-theme="light"] .venue-badge[data-venue*="AAAI"] {
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  box-shadow: 0 2px 8px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .venue-badge[data-venue="AAAI"],
[data-theme="dark"] .venue-badge[data-venue*="AAAI"] {
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

[data-theme="light"] .venue-badge[data-venue="ACL"],
[data-theme="light"] .venue-badge[data-venue*="ACL"] {
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  box-shadow: 0 2px 8px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .venue-badge[data-venue="ACL"],
[data-theme="dark"] .venue-badge[data-venue*="ACL"] {
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

[data-theme="light"] .venue-badge[data-venue="NeurIPS"],
[data-theme="light"] .venue-badge[data-venue*="NeurIPS"] {
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  box-shadow: 0 2px 8px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .venue-badge[data-venue="NeurIPS"],
[data-theme="dark"] .venue-badge[data-venue*="NeurIPS"] {
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

[data-theme="light"] .venue-badge[data-venue="ICLR"],
[data-theme="light"] .venue-badge[data-venue*="ICLR"] {
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  box-shadow: 0 2px 8px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .venue-badge[data-venue="ICLR"],
[data-theme="dark"] .venue-badge[data-venue*="ICLR"] {
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

[data-theme="light"] .venue-badge[data-venue="arXiv"],
[data-theme="light"] .venue-badge[data-venue*="arXiv"] {
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .venue-badge[data-venue="arXiv"],
[data-theme="dark"] .venue-badge[data-venue*="arXiv"] {
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

.year-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.publication-links {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.pub-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  color: var(--color-accent);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.pub-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.pub-link:hover::before {
  left: 100%;
}

[data-theme="light"] .pub-link:hover {
  background: linear-gradient(135deg, #cfc4d1 0%, #ea54bd 100%) !important;
  background-size: 100% 100% !important;
  background-repeat: no-repeat !important;
  background-clip: border-box !important;
  background-origin: border-box !important;
  color: var(--text-inverse);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(68, 137, 248, 0.3);
}

[data-theme="dark"] .pub-link:hover {
  background: linear-gradient(135deg, #b3c1d2 0%, #3bb4ca 100%) !important;
  background-size: 100% 100% !important;
  background-repeat: no-repeat !important;
  background-clip: border-box !important;
  background-origin: border-box !important;
  color: var(--text-inverse);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.pub-link i {
  font-size: 0.875rem;
}

.publication-abstract {
  margin-top: var(--space-4);
  padding: var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--border-color);
  font-size: 0.9375rem;
}

.publication-abstract p {
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-3);
}

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

.keywords {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-3);
}

.keywords strong {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.keyword-tag {
  padding: 0.25rem 0.625rem;
  background: linear-gradient(135deg, #efa3db 0%, #e574b8 100%);
  color: var(--text-inverse);
  border: none;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: default;
  box-shadow: 0 2px 6px rgba(99, 102, 241, 0.2);
}

.keyword-tag:hover {
  background: linear-gradient(135deg, #a791da 0%, #6366f1 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.3);
}

[data-theme="dark"] .keyword-tag {
  background: linear-gradient(135deg, #6bc8c5 0%, #927bd4 100%);
  box-shadow: 0 2px 6px rgba(129, 140, 248, 0.2);
}

[data-theme="dark"] .keyword-tag:hover {
  background: linear-gradient(135deg, #a78bfa 0%, #818cf8 100%);
  box-shadow: 0 4px 10px rgba(129, 140, 248, 0.3);
}

.role-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  background: linear-gradient(135deg, #e0e7ff 0%, #f3e8ff 100%);
  color: #6366f1;
  border: 1px solid #c7d2fe;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

[data-theme="dark"] .role-badge {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
  color: #a5b4fc;
  border: 1px solid rgba(165, 180, 252, 0.3);
}

.awards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-10);
}

.award-category h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.award-category h3::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  border-radius: 2px;
}

.award-list {
  list-style: none;
}

.award-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.award-item:hover {
  background: var(--bg-secondary);
  margin: 0 calc(-1 * var(--space-4));
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  border-radius: var(--radius-md);
}

.award-item:last-child {
  border-bottom: none;
}

.award-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent-soft) 0%, rgba(59, 130, 246, 0.12) 100%);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  font-size: 1.125rem;
  flex-shrink: 0;
}

.award-content {
  flex: 1;
}

.award-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
  margin-bottom: var(--space-1);
}

.award-org {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: inline;
}

.award-org::before {
  content: "•";
  margin: 0 var(--space-2);
  color: var(--color-accent);
}

.award-description {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: var(--space-1);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.service-item {
  background: var(--bg-secondary);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.service-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  border-radius: var(--radius-md);
  color: var(--text-inverse);
  font-size: 1.25rem;
  margin-bottom: var(--space-4);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.service-item h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-color);
}

.service-item ul {
  list-style: none;
}

.service-item li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  position: relative;
  padding-left: 1.5rem;
  transition: all var(--transition-fast);
}

.service-item li:hover {
  color: var(--color-accent);
  padding-left: 1.75rem;
}

.service-item li::before {
  content: "→";
  color: var(--color-accent);
  position: absolute;
  left: 0;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.service-item li:hover::before {
  left: 0.25rem;
}

.github-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  border: 1px solid var(--border-color);
  padding: 0.625rem 1rem;
  border-radius: var(--radius-md);
  margin-top: var(--space-3);
  background: var(--bg-card);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
}

.github-link:hover {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--text-inverse);
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.github-link.no-underline::after {
  display: none !important;
}

.github-link.no-underline:hover::after {
  display: none !important;
}

.star-count {
  margin-left: var(--space-2);
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.875rem;
}

.contribution-list {
  list-style: none;
  margin-top: var(--space-3);
}

.contribution-list li {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-light);
}

.contribution-list li:last-child {
  border-bottom: none;
}

[data-theme="light"] .badge-new {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  background: linear-gradient(135deg, #488bf6 0%, #6addb9 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: var(--text-inverse);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

[data-theme="dark"] .badge-new {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  background: linear-gradient(135deg, #7e49d8 0%, #3ac1d9 100%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-clip: border-box;
  background-origin: border-box;
  color: var(--text-inverse);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.footer {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, transparent 0%, var(--color-accent) 20%, var(--color-accent-light) 50%, var(--color-accent) 80%, transparent 100%) 1;
  padding: var(--space-12) 0;
  margin-top: var(--space-16);
  text-align: center;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-accent-light), var(--color-accent), transparent);
  border-radius: 2px;
}

.footer p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: var(--space-3);
}

.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-4);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
}

.footer-links a:hover {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.footer-links span {
  color: var(--border-color);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-primary);
  cursor: pointer;
  padding: var(--space-2);
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
}

.mobile-nav.active {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

@media (max-width: 768px) {
  :root {
    --max-width: 100%;
  }

  .navbar-nav {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .profile-section {
    padding: var(--space-10) var(--space-5);
  }

  .profile-card {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-6);
    padding: var(--space-6);
  }

  .profile-card::before {
    width: 100%;
    height: 150px;
    background: linear-gradient(180deg, var(--color-accent-soft) 0%, rgba(99, 102, 241, 0.05) 100%);
  }

  .profile-image-wrapper {
    width: 150px;
    height: 150px;
    margin: 0 auto;
  }

  .profile-name {
    font-size: 1.75rem;
  }

  .profile-title {
    font-size: 1rem;
    justify-content: center;
  }

  .social-links,
  .profile-email {
    justify-content: center;
  }

  .theme-toggle {
    width: 40px;
    height: 40px;
    top: 0.75rem;
    right: 0.75rem;
  }

  .content-section {
    padding: var(--space-8) var(--space-5);
  }

  .section-card {
    padding: var(--space-6);
  }

  .timeline {
    padding-left: var(--space-6);
  }

  .timeline-marker {
    left: calc(-1 * var(--space-6) - 5px);
    width: 10px;
    height: 10px;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .news-date {
    margin-bottom: 0;
    display: inline-block;
  }

  .awards-grid,
  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .filter-controls {
    gap: var(--space-2);
  }

  .filter-btn {
    padding: 0.5rem 0.875rem;
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  .profile-name {
    font-size: 1.5rem;
  }

  .section-title {
    font-size: 1.125rem;
  }

  .publication-title {
    font-size: 0.9375rem;
  }

  .pub-link {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
  }
}

@media print {
  :root {
    --text-primary: #000000;
    --text-secondary: #333333;
    --border-color: #cccccc;
  }

  body {
    background: white !important;
    color: black !important;
    font-size: 11pt;
    line-height: 1.5;
  }

  .navbar,
  .theme-toggle,
  .footer,
  .mobile-menu-toggle,
  .search-controls,
  .social-links,
  #services {
    display: none !important;
  }

  .content-section {
    padding: 0 !important;
    margin-bottom: 1.5rem !important;
  }

  .section-card {
    margin-bottom: 1.5rem !important;
  }

  .profile-section {
    padding: 0 0 1rem 0 !important;
  }

  .profile-card {
    display: block;
    text-align: left;
  }

  .profile-image-wrapper {
    display: none;
  }

  .profile-name {
    font-size: 22pt;
    margin-bottom: 0.25rem;
  }

  .profile-title {
    font-size: 12pt;
    margin-bottom: 0.75rem;
  }

  .profile-bio {
    font-size: 10.5pt;
    line-height: 1.5;
  }

  .profile-email {
    font-size: 10pt;
    margin-bottom: 0.5rem;
  }

  .section-title {
    font-size: 14pt;
    border-bottom: 1pt solid #000;
    padding-bottom: 0.25rem;
    margin-bottom: 0.75rem;
  }

  .timeline {
    padding-left: 1rem;
    border-left: 0.5pt solid #ccc;
  }

  .timeline-marker {
    left: -5px;
    width: 6px;
    height: 6px;
  }

  .timeline-content h3 {
    font-size: 11pt;
  }

  .news-item {
    padding: 0.375rem 0;
    border-bottom: 0.5pt solid #eee;
  }

  .publication-item {
    padding: 0.5rem 0;
    border-bottom: 0.5pt solid #eee;
    break-inside: avoid;
  }

  .publication-title {
    font-size: 10.5pt;
  }

  .publication-authors {
    font-size: 10pt;
  }

  .publication-venue {
    font-size: 9.5pt;
  }

  .pub-link {
    border: 0.5pt solid #ccc;
    padding: 0.125rem 0.375rem;
    font-size: 8pt;
  }

  .award-item {
    padding: 0.375rem 0;
  }

  a {
    color: black !important;
    text-decoration: none !important;
  }

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 8pt;
    color: #666;
  }

  .pub-link::after {
    display: none !important;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-slide-in {
  animation: slideInLeft 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-scale-in {
  animation: scaleIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.7;
  }
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

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

  100% {
    background-position: 200% 0;
  }
}

.animate-shimmer {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

@keyframes themeSpin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes glow {

  0%,
  100% {
    box-shadow: 0 0 5px rgba(37, 99, 235, 0.3), 0 0 10px rgba(37, 99, 235, 0.2);
  }

  50% {
    box-shadow: 0 0 20px rgba(37, 99, 235, 0.5), 0 0 30px rgba(37, 99, 235, 0.3);
  }
}

.animate-glow {
  animation: glow 2s ease-in-out infinite;
}

@keyframes borderGlow {

  0%,
  100% {
    border-color: var(--color-accent);
  }

  50% {
    border-color: var(--color-accent-light);
  }
}

.animate-border-glow {
  animation: borderGlow 2s ease-in-out infinite;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #d7dce1 0%, #0862d1be 100%);
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #60a5fa 0%, #93c5fd 100%);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(187, 32, 219, 0.385) 0%, rgba(54, 123, 208, 0.419) 100%);
  border: 2px solid var(--bg-primary);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, rgba(194, 11, 231, 0.794) 0%, rgba(6, 106, 230, 0.825) 100%);
}

::selection {
  background: var(--color-accent);
  color: var(--text-inverse);
}

/* 页面加载动画 */
.page-load-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-load-animation.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader {
  width: 48px;
  height: 48px;
  border: 3px solid var(--border-color);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--color-accent), var(--color-accent-light));
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--color-accent-hover), var(--color-accent));
}

html {
  scroll-behavior: smooth;
}

*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

img {
  transition: transform var(--transition-base), filter var(--transition-base);
}

img:hover {
  filter: brightness(1.05);
}

a:not(.social-link):not(.pub-link):not(.nav-link):not(.filter-btn) {
  position: relative;
  text-decoration: none;
}

a:not(.social-link):not(.pub-link):not(.nav-link):not(.filter-btn)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  transition: width var(--transition-fast);
}

a:not(.social-link):not(.pub-link):not(.nav-link):not(.filter-btn):hover::after {
  width: 100%;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.section-description {
  margin-bottom: var(--space-6);
}

.google-scholar-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
}

.google-scholar-link:hover {
  text-decoration: underline;
}

.citation-info {
  margin-left: var(--space-3);
  color: var(--text-muted);
  font-size: 0.875rem;
}