@import url("https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap");
:root {
  --primary-color: #00d4ff;
  --primary-hover: #00b8e6;
  --secondary-color: #7c3aed;
  --accent-color: #f97316;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --cyber-blue: #00d4ff;
  --cyber-purple: #a855f7;
  --cyber-pink: #ec4899;
  --cyber-cyan: #22d3ee;
  --bg-primary: #0a0e17;
  --bg-secondary: #0f1420;
  --bg-tertiary: #1a2035;
  --bg-card: #151b2b;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-color: #2d3a5a;
  --border-glow: rgba(0,212,255,0.3);
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.5);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.6), 0 0 20px rgba(0,212,255,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.7), 0 0 30px rgba(0,212,255,0.15);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.8), 0 0 40px rgba(0,212,255,0.2);
  --shadow-neon: 0 0 20px rgba(0,212,255,0.4), 0 0 40px rgba(0,212,255,0.2);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
}
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(0,212,255,0.05) 0%, transparent 50%), radial-gradient(circle at 80% 20%, rgba(168,85,247,0.05) 0%, transparent 50%), radial-gradient(circle at 50% 50%, rgba(236,72,153,0.03) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}
.blog-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}
.blog-content {
  flex: 1;
  display: flex;
}
.main-content {
  flex: 1;
  padding: 2rem 1rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 1rem;
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 0.02em;
}
h1 {
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
h2 {
  font-size: 1.75rem;
}
h3 {
  font-size: 1.5rem;
}
h4 {
  font-size: 1.25rem;
}
a {
  color: var(--cyber-blue);
  text-decoration: none;
  transition: all var(--transition-fast);
  position: relative;
}
a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyber-blue), var(--cyber-purple));
  transition: width var(--transition-normal);
}
a:hover::after {
  width: 100%;
}
button {
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
.iconfont {
  font-size: 1rem;
}
.blog-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,14,23,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 0 30px rgba(0,212,255,0.1);
}
.header-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1rem;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.menu-toggle {
  display: none;
  padding: 0.75rem;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}
.menu-toggle:hover {
  background-color: var(--bg-tertiary);
  color: var(--cyber-blue);
  box-shadow: 0 0 15px rgba(0,212,255,0.3);
}
.header-brand {
  flex: 1;
}
.brand-link {
  display: flex;
  flex-direction: column;
  color: var(--text-primary);
}
.brand-title {
  font-size: 1.5rem;
  font-weight: 800;
  font-family: 'Orbitron', sans-serif;
  margin-bottom: 0;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.05em;
}
.brand-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: -0.25rem;
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 0.1em;
}
.header-nav {
  display: flex;
  gap: 0.25rem;
  margin: 0 2rem;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}
.nav-item:hover {
  color: var(--cyber-blue);
  background-color: rgba(0,212,255,0.1);
  border-color: var(--border-glow);
  box-shadow: 0 0 20px rgba(0,212,255,0.2);
}
.header-actions {
  display: flex;
  gap: 0.5rem;
}
.search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}
.search-toggle:hover {
  color: var(--cyber-blue);
  background-color: rgba(0,212,255,0.1);
  box-shadow: 0 0 15px rgba(0,212,255,0.3);
}
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(10,14,23,0.95);
  backdrop-filter: blur(20px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  border: 1px solid var(--border-glow);
}
.search-overlay.active {
  display: flex;
}
.search-container {
  width: 100%;
  max-width: 600px;
  background: linear-gradient(145deg, var(--bg-card), var(--bg-tertiary));
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-xl), 0 0 60px rgba(0,212,255,0.15);
  border: 1px solid var(--border-color);
}
.search-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  color: var(--text-muted);
  transition: all var(--transition-fast);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.search-close:hover {
  color: var(--cyber-blue);
}
.search-form {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.search-input {
  flex: 1;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 0.02em;
}
.search-input:focus {
  border-color: var(--cyber-blue);
  box-shadow: 0 0 20px rgba(0,212,255,0.3);
}
.search-submit {
  padding: 1rem 1.5rem;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  color: #fff;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  font-weight: 600;
}
.search-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon);
}
.search-result {
  max-height: 400px;
  overflow-y: auto;
}
.blog-sidebar {
  position: fixed;
  top: 72px;
  left: -320px;
  width: 320px;
  height: calc(100vh - 72px);
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
  box-shadow: var(--shadow-xl);
  z-index: 40;
  transition: left var(--transition-normal);
  overflow-y: auto;
  border-right: 1px solid var(--border-glow);
}
.blog-sidebar.active {
  left: 0;
}
.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0,0,0,0.7);
  backdrop-filter: blur(5px);
  z-index: 80;
  display: none;
}
.blog-sidebar.active + .sidebar-overlay,
.sidebar-overlay.active {
  display: block;
}
.sidebar-content {
  padding: 2rem;
}
.sidebar-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}
.sidebar-close:hover {
  color: var(--cyber-blue);
  background-color: rgba(0,212,255,0.1);
  box-shadow: 0 0 15px rgba(0,212,255,0.3);
}
.sidebar-section {
  margin-bottom: 2.5rem;
}
.section-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  position: relative;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyber-blue), var(--cyber-purple));
}
.sidebar-about {
  text-align: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}
.author-avatar {
  width: 120px;
  height: 120px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--border-color);
  box-shadow: var(--shadow-md), 0 0 30px rgba(0,212,255,0.2);
  transition: all var(--transition-normal);
}
.author-avatar:hover {
  box-shadow: var(--shadow-neon);
  border-color: var(--cyber-blue);
}
.author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.author-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.author-bio {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.menu-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.menu-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}
.menu-item:hover {
  color: var(--cyber-blue);
  background-color: rgba(0,212,255,0.1);
  border-color: var(--border-glow);
  transform: translateX(5px);
}
.menu-item i {
  width: 1.25rem;
  font-size: 1.125rem;
}
.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}
.social-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--text-secondary);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
}
.social-item:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  box-shadow: var(--shadow-neon);
  transform: translateY(-3px);
}
.links-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.link-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}
.link-item:hover {
  color: var(--cyber-blue);
  background-color: rgba(0,212,255,0.1);
}
.page-card {
  background: linear-gradient(145deg, var(--bg-card), var(--bg-tertiary));
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.page-content-inner {
  padding: 1rem;
}
.page-section {
  padding: 2rem;
  position: relative;
}
.page-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyber-blue), var(--cyber-purple), transparent);
}
.page-header {
  text-align: center;
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}
.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}
.page-title i {
  color: var(--cyber-blue);
  text-shadow: 0 0 20px rgba(0,212,255,0.5);
}
.page-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
}
.tags-wrapper {
  padding: 1rem;
}
.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}
.tag-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}
.tag-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,212,255,0.2), transparent);
  transition: left var(--transition-slow);
}
.tag-item:hover::before {
  left: 100%;
}
.tag-item:hover {
  color: var(--cyber-blue);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-md), 0 0 25px rgba(0,212,255,0.3);
  transform: translateY(-3px);
  background: rgba(0,212,255,0.05);
}
.tag-name {
  font-weight: 500;
  font-size: 1rem;
}
.tag-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 26px;
  padding: 0 0.625rem;
  background: linear-gradient(135deg, rgba(0,212,255,0.3), rgba(168,85,247,0.3));
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cyber-blue);
  border: 1px solid rgba(0,212,255,0.2);
}
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.category-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: rgba(0,0,0,0.3);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}
.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--cyber-blue), var(--cyber-purple));
  opacity: 0;
  transition: opacity var(--transition-normal);
}
.category-card:hover {
  border-color: var(--border-glow);
  transform: translateX(5px);
  box-shadow: var(--shadow-md), 0 0 20px rgba(0,212,255,0.15);
}
.category-card:hover::before {
  opacity: 1;
}
.category-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, rgba(0,212,255,0.15), rgba(168,85,247,0.15));
  border-radius: var(--radius-lg);
  color: var(--cyber-blue);
  font-size: 1.5rem;
  transition: all var(--transition-normal);
}
.category-card:hover .category-icon {
  background: linear-gradient(135deg, rgba(0,212,255,0.3), rgba(168,85,247,0.3));
  box-shadow: 0 0 20px rgba(0,212,255,0.4);
  transform: scale(1.1);
}
.category-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.category-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: 'Orbitron', sans-serif;
  margin: 0;
  transition: color var(--transition-normal);
}
.category-card:hover .category-name {
  color: var(--cyber-blue);
}
.category-count {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.category-arrow {
  color: var(--text-muted);
  font-size: 1.25rem;
  transition: all var(--transition-normal);
}
.category-card:hover .category-arrow {
  color: var(--cyber-blue);
  transform: translateX(5px);
}
.archive-page {
  padding: 2rem;
}
.archive-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}
.archive-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, rgba(0,212,255,0.2), rgba(168,85,247,0.2));
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-md), 0 0 30px rgba(0,212,255,0.2);
}
.archive-icon i {
  font-size: 2.5rem;
  color: var(--cyber-blue);
  text-shadow: 0 0 20px rgba(0,212,255,0.5);
}
.archive-info {
  flex: 1;
}
.archive-title {
  font-size: 2rem;
  font-weight: 800;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}
.archive-count {
  color: var(--text-secondary);
  font-size: 1rem;
}
.archive-timeline {
  position: relative;
  padding-left: 2rem;
}
.archive-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, var(--cyber-blue), var(--cyber-purple), transparent);
  box-shadow: 0 0 15px rgba(0,212,255,0.3);
}
.timeline-year {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 2rem 0 1.5rem;
  position: relative;
}
.timeline-year::before {
  content: '';
  position: absolute;
  left: -2rem;
  width: 12px;
  height: 12px;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(0,212,255,0.6);
}
.year-marker {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}
.year-number {
  font-size: 2.5rem;
  font-weight: 800;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.year-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.year-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-glow), transparent);
}
.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 0.875rem 0;
  position: relative;
  transition: all var(--transition-normal);
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--bg-tertiary);
  border: 2px solid var(--cyber-blue);
  border-radius: 50%;
  transition: all var(--transition-normal);
  box-shadow: 0 0 10px rgba(0,212,255,0.3);
}
.timeline-item:hover {
  transform: translateX(5px);
}
.timeline-item:hover::before {
  background: var(--cyber-blue);
  box-shadow: 0 0 15px rgba(0,212,255,0.6);
}
.timeline-dot {
  display: none;
}
.timeline-content {
  flex: 1;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.timeline-date {
  font-size: 0.85rem;
  font-family: 'Orbitron', sans-serif;
  color: var(--cyber-blue);
  min-width: 60px;
  letter-spacing: 0.05em;
}
.timeline-title {
  flex: 1;
  font-size: 1rem;
  font-weight: 500;
  margin: 0;
}
.timeline-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-normal);
}
.timeline-title a:hover {
  color: var(--cyber-blue);
}
.about-page {
  padding: 2.5rem;
}
.about-header {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  margin-bottom: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-color);
}
.about-avatar {
  position: relative;
  width: 140px;
  height: 140px;
  flex-shrink: 0;
}
.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  position: relative;
  z-index: 1;
  border: 3px solid var(--border-glow);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(0,212,255,0.3);
}
.avatar-ring {
  position: absolute;
  top: -8px;
  left: -8px;
  right: -8px;
  bottom: -8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple), var(--cyber-blue));
  opacity: 0.4;
  animation: pulse-ring 3s ease-in-out infinite;
  z-index: 0;
}
.about-info {
  flex: 1;
}
.about-name {
  font-size: 2.5rem;
  font-weight: 800;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}
.about-bio {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}
.about-social {
  display: flex;
  gap: 1rem;
}
.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: rgba(0,212,255,0.1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-normal);
  text-decoration: none;
}
.social-icon:hover {
  background: linear-gradient(135deg, rgba(0,212,255,0.2), rgba(168,85,247,0.2));
  border-color: var(--border-glow);
  color: var(--cyber-blue);
  box-shadow: 0 0 20px rgba(0,212,255,0.3);
  transform: translateY(-3px);
}
.social-icon i {
  font-size: 1.25rem;
}
.about-content {
  margin-top: 2rem;
}
.content-section {
  color: var(--text-primary);
  line-height: 1.8;
  font-size: 1rem;
}
.content-section h2 {
  font-size: 1.5rem;
  font-family: 'Orbitron', sans-serif;
  color: var(--cyber-blue);
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}
.content-section h3 {
  font-size: 1.25rem;
  color: var(--text-primary);
  margin: 1.5rem 0 0.75rem;
}
.content-section p {
  margin-bottom: 1rem;
}
.content-section ul,
.content-section ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.content-section li {
  margin-bottom: 0.5rem;
}
.content-section a {
  color: var(--cyber-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.content-section a:hover {
  color: var(--cyber-purple);
  text-decoration: underline;
}
.content-section code {
  background: rgba(0,212,255,0.1);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.9em;
  color: var(--cyber-cyan);
}
.content-section blockquote {
  background: rgba(0,212,255,0.05);
  border-left: 3px solid var(--cyber-blue);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-secondary);
}
.articles-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}
.article-card {
  background: linear-gradient(145deg, var(--bg-card), var(--bg-tertiary));
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 1px solid var(--border-color);
  position: relative;
}
.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyber-blue), var(--cyber-purple), var(--cyber-pink));
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.article-card:hover::before {
  opacity: 1;
}
.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--border-glow);
}
.card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.article-card:hover .card-image img {
  transform: scale(1.08);
}
.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.2), rgba(0,0,0,0.6));
}
.card-content {
  padding: 1.75rem;
}
.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}
.post-category,
.post-date {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  background-color: rgba(0,212,255,0.1);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glow);
}
.post-category i,
.post-date i {
  color: var(--cyber-blue);
}
.post-title {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 1.25rem;
}
.post-title a {
  color: var(--text-primary);
}
.post-title a:hover {
  color: var(--cyber-blue);
}
.post-excerpt {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 0.9375rem;
}
.post-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}
.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.625rem 1.25rem;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  color: #fff;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-weight: 600;
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 0.05em;
}
.read-more:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon);
}
.article-detail {
  background: linear-gradient(145deg, var(--bg-card), var(--bg-tertiary));
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}
.article-header {
  position: relative;
}
.article-banner {
  position: relative;
  height: 350px;
  overflow: hidden;
}
.article-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(10,14,23,0.95));
}
.header-info {
  padding: 3rem;
  margin-top: -100px;
  position: relative;
  z-index: 10;
}
.article-title {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  line-height: 1.2;
  font-family: 'Orbitron', sans-serif;
}
.article-content {
  padding: 3rem;
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: 1.0625rem;
}
.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4 {
  color: var(--text-primary);
  margin-top: 2.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}
.article-content h2 {
  background: linear-gradient(90deg, var(--cyber-blue), transparent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.article-content p {
  margin-bottom: 1.5rem;
}
.article-content a {
  color: var(--cyber-blue);
}
.article-content ul,
.article-content ol {
  padding-left: 2rem;
  margin-bottom: 1.5rem;
}
.article-content ul {
  list-style-type: disc;
}
.article-content ol {
  list-style-type: decimal;
}
.article-content li {
  margin-bottom: 0.75rem;
  position: relative;
  padding-left: 0.5rem;
}
.article-content li::marker {
  color: var(--cyber-blue);
}
.article-content ul ul,
.article-content ol ol,
.article-content ul ol,
.article-content ol ul {
  padding-left: 1.5rem;
  margin-top: 0.5rem;
  margin-bottom: 0;
}
.article-content :not(pre) > code {
  background-color: rgba(0,212,255,0.1);
  padding: 0.1875rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.875em;
  border: 1px solid var(--border-glow);
  color: var(--cyber-blue);
}
.article-content pre {
  background: linear-gradient(145deg, #0d1117, #161b22);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid #30363d;
}
.article-content pre code {
  background: none;
  padding: 0;
  border: none;
  font-family: "JetBrains Mono", "Fira Code", "Source Code Pro", Consolas, Monaco, Menlo, monospace;
}
.article-content pre[class*="language-"] {
  background: #0d1117;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid #30363d;
}
.article-content pre[class*="language-"].line-numbers {
  padding-left: 0;
}
.article-content blockquote {
  border-left: 4px solid var(--cyber-blue);
  padding-left: 1.5rem;
  color: var(--text-muted);
  margin: 2rem 0;
  font-style: italic;
  background-color: rgba(0,212,255,0.05);
  padding: 1rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.article-content img {
  display: block;
  margin: 1.5rem auto;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.article-content th,
.article-content td {
  border: 1px solid var(--border-color);
  padding: 1rem;
  text-align: left;
}
.article-content th {
  background: linear-gradient(135deg, rgba(0,212,255,0.1), transparent);
  font-weight: 600;
  color: var(--text-primary);
}
.article-end {
  text-align: center;
  padding: 2.5rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
  border-top: 1px solid var(--border-color);
}
.article-nav {
  display: flex;
  gap: 1.5rem;
  padding: 2rem 3rem;
  border-top: 1px solid var(--border-color);
}
.nav-prev,
.nav-next {
  flex: 1;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  padding: 1rem;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}
.nav-link:hover {
  color: var(--cyber-blue);
  background-color: rgba(0,212,255,0.1);
  border-color: var(--border-glow);
}
.nav-prev .nav-link {
  justify-content: flex-start;
}
.nav-next .nav-link {
  justify-content: flex-end;
}
.nav-label {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cyber-blue);
  font-weight: 600;
}
.nav-title {
  font-weight: 500;
  font-size: 0.9375rem;
}
.toc-sidebar {
  position: fixed;
  top: 100px;
  right: 2rem;
  width: 280px;
  background: linear-gradient(145deg, var(--bg-card), var(--bg-tertiary));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1.25rem;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  border: 1px solid var(--border-color);
}
.toc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-weight: 700;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1rem;
  color: var(--cyber-blue);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.toc-header:hover {
  color: var(--cyber-purple);
}
.toc-arrow {
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}
.toc-sidebar.collapsed .toc-arrow {
  transform: rotate(-90deg);
}
.toc-content {
  max-height: calc(100vh - 200px);
  overflow-y: auto;
  transition: max-height var(--transition-normal), opacity var(--transition-fast);
}
.toc-sidebar.collapsed .toc-content {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: -1rem;
}
.toc-list {
  list-style: none;
}
.toc-list li {
  margin-bottom: 0.25rem;
}
.toc-list a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  padding: 0.375rem 0;
  display: block;
  transition: all var(--transition-fast);
}
.toc-list a:hover {
  color: var(--cyber-blue);
  padding-left: 0.5rem;
}
.toc-level-2 {
  padding-left: 1rem;
}
.toc-level-3 {
  padding-left: 2rem;
}
.blog-footer {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--border-color);
  padding: 3rem 1rem;
  margin-top: auto;
}
.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}
.footer-info {
  margin-bottom: 1.5rem;
}
.copyright {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}
.author {
  color: var(--cyber-blue);
  font-weight: 600;
  font-family: 'Orbitron', sans-serif;
}
.footer-icon {
  margin-left: 0.25rem;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  font-size: 0.875rem;
}
.footer-links a {
  color: var(--text-muted);
}
.footer-links a:hover {
  color: var(--cyber-blue);
}
.footer-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-bottom: 1.5rem;
}
.stats-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: 0.75rem 1.25rem;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}
.stats-item i {
  color: var(--cyber-blue);
}
.footer-beian {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 100;
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-neon);
}
.back-to-top i {
  font-size: 1.375rem;
}
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 3rem;
}
.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 1rem;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  border: 1px solid var(--border-color);
  font-family: 'Orbitron', sans-serif;
}
.pagination a:hover:not(.current) {
  background-color: rgba(0,212,255,0.1);
  border-color: var(--border-glow);
  color: var(--cyber-blue);
}
.pagination .current {
  background: linear-gradient(135deg, var(--cyber-blue), var(--cyber-purple));
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-neon);
}
.pagination .space {
  padding: 0 0.75rem;
  color: var(--text-muted);
  border: none;
}
@media (min-width: 768px) {
  .articles-list {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.75rem;
  }
  .card-image {
    height: 180px;
  }
}
@media (min-width: 1024px) {
  .articles-list {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
  }
  .blog-sidebar {
    position: sticky;
    left: 0;
    top: 90px;
    width: 280px;
    height: fit-content;
    max-height: calc(100vh - 110px);
    box-shadow: none;
    border-right: 1px solid var(--border-color);
    border-left: none;
    margin-right: 2.5rem;
    flex-shrink: 0;
    z-index: 20;
  }
  .sidebar-overlay,
  .sidebar-close {
    display: none;
  }
  .sidebar-content {
    padding-top: 1.5rem;
  }
  .menu-toggle {
    display: none;
  }
  .blog-content {
    padding-left: 1rem;
  }
  .card-image {
    height: 200px;
  }
  .header-nav {
    display: flex !important;
  }
}
@media (min-width: 1280px) {
  .articles-list {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }
  .card-image {
    height: 180px;
  }
}
@media (max-width: 1023px) {
  .header-nav {
    display: none;
  }
  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .toc-sidebar {
    display: none;
  }
}
@media (max-width: 639px) {
  .articles-list {
    grid-template-columns: repeat(1, 1fr);
  }
  .article-title {
    font-size: 1.25rem;
  }
  .header-info {
    margin-top: -80px;
    padding: 1.5rem;
  }
  .article-title {
    font-size: 1.75rem;
  }
  .article-content {
    padding: 1.5rem;
  }
  .article-nav {
    flex-direction: column;
    padding: 1.5rem;
  }
  .post-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
  .post-category,
  .post-date {
    width: fit-content;
  }
  .card-image {
    height: 180px;
  }
  .archive-header {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }
  .archive-title {
    font-size: 1.5rem;
  }
  .year-number {
    font-size: 2rem;
  }
  .timeline-content {
    flex-direction: column;
    gap: 0.25rem;
  }
  .timeline-date {
    font-size: 0.75rem;
  }
  .about-header {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  .about-avatar {
    width: 120px;
    height: 120px;
  }
  .about-name {
    font-size: 1.75rem;
  }
  .about-bio {
    font-size: 1rem;
  }
  .about-social {
    justify-content: center;
  }
}
@-moz-keyframes pulse-ring {
  0%, 100% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.6;
  }
}
@-webkit-keyframes pulse-ring {
  0%, 100% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.6;
  }
}
@-o-keyframes pulse-ring {
  0%, 100% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.6;
  }
}
@keyframes pulse-ring {
  0%, 100% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.6;
  }
}