* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
}
body {
  font-family: 'Noto Serif SC', 'Arial', sans-serif;
  line-height: 1.6;
  color: #333;
  background: transparent;
  min-height: 100vh;
  position: relative;
}
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.97) 0%, rgba(10, 10, 10, 0.97) 100%);
  z-index: 0;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}
a {
  color: #e74c3c;
  text-decoration: none;
  transition: all 0.3s ease;
}
a:hover {
  color: #d62c1a;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: #2c3e50;
}
p {
  margin-bottom: 1rem;
}
ul,
ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}
img {
  max-width: 100%;
  height: auto;
}
.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  text-align: center;
}
.btn:hover {
  transform: translateY(-2px);
}
@media (max-width: 768px) {
  .hidden-mobile {
    display: none !important;
  }
}
@media (min-width: 769px) {
  .hidden-desktop {
    display: none !important;
  }
}
.fade-in {
  animation: fadeIn 0.5s ease-in;
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.navbar {
  background-color: transparent;
  padding: 1.2rem 0;
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(0);
  border-bottom: 1px solid transparent;
}
.navbar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(44, 62, 80, 0) 0%, rgba(44, 62, 80, 0.2) 25%, rgba(44, 62, 80, 0.2) 75%, rgba(44, 62, 80, 0) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
}
.navbar.scrolled {
  background-color: rgba(44, 62, 80, 0.75);
  padding: 0.8rem 0;
  backdrop-filter: blur(12px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1), 0 1px 0 rgba(255, 255, 255, 0.05);
}
.navbar.scrolled::before {
  opacity: 1;
}
.navbar.scrolled .brand .site-title {
  font-size: 1.6rem;
  transform: translateY(0);
}
.navbar.scrolled nav ul li a {
  font-size: 1rem;
}
.navbar.scrolled nav ul li a:after {
  bottom: -2px;
  height: 1px;
}
.navbar .header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}
.navbar .brand {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.navbar .brand .site-title {
  font-size: 1.8rem;
  color: white;
  font-weight: 700;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
  margin: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateY(0);
}
.navbar .brand .site-subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  font-style: italic;
  margin: 0;
  white-space: nowrap;
}
.navbar nav ul {
  list-style: none;
  display: flex;
  gap: 3rem;
  margin: 0;
  padding: 0;
}
.navbar nav ul li a {
  color: white;
  text-decoration: none;
  font-size: 1.1rem;
  position: relative;
  padding: 0.5rem 0;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}
.navbar nav ul li a:after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: #e74c3c;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
  opacity: 0;
}
.navbar nav ul li a:hover:after,
.navbar nav ul li a.active:after {
  width: 100%;
  opacity: 1;
}
.navbar nav ul li a:hover {
  color: #e74c3c;
  transform: translateY(-1px);
}
.navbar nav ul li a.active {
  color: #e74c3c;
}
.navbar nav ul li a.active:after {
  opacity: 1;
}
.navbar-scroll-transition {
  transform: translateY(-8px);
  opacity: 0.85;
  background-color: rgba(44, 62, 80, 0.6);
  backdrop-filter: blur(8px) saturate(150%);
}
.navbar-scroll-visible {
  transform: translateY(0);
  opacity: 1;
}
@media (max-width: 768px) {
  .navbar {
    padding: 0.8rem 0;
    background-color: rgba(44, 62, 80, 0.85);
    backdrop-filter: blur(8px) saturate(160%);
  }
  .navbar::before {
    background: linear-gradient(90deg, rgba(44, 62, 80, 0.1) 0%, rgba(44, 62, 80, 0.3) 50%, rgba(44, 62, 80, 0.1) 100%);
  }
  .navbar.scrolled {
    padding: 0.6rem 0;
    background-color: rgba(44, 62, 80, 0.8);
  }
  .navbar.scrolled .brand .site-title {
    font-size: 1.3rem;
  }
  .navbar .header-content {
    padding: 0 1rem;
  }
  .navbar .brand {
    gap: 0.5rem;
  }
  .navbar .brand .site-title {
    font-size: 1.4rem;
  }
  .navbar .brand .site-subtitle {
    font-size: 0.8rem;
  }
  .navbar nav ul {
    gap: 1.5rem;
  }
  .navbar nav ul li a {
    font-size: 1rem;
  }
  .navbar nav ul li a:after {
    bottom: -2px;
    height: 1px;
  }
}
@media (max-width: 480px) {
  .navbar .brand .site-subtitle {
    display: none;
  }
  .navbar nav ul {
    gap: 1rem;
  }
}
.blog-posts {
  flex: 0 0 65%;
  max-width: 850px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  align-content: start;
  position: relative;
}
.blog-posts .blog-post {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.8rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  animation-fill-mode: both;
}
.blog-posts .blog-post:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15), 0 0 1px rgba(255, 255, 255, 0.2);
}
.blog-posts .blog-post h2 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.blog-posts .blog-post .post-meta {
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
}
.blog-posts .blog-post .post-meta .date {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.blog-posts .blog-post .post-meta .date::before {
  content: '📅';
  font-size: 1.1em;
}
.blog-posts .blog-post .post-meta .tags {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.blog-posts .blog-post .post-meta .tags .tag {
  background: rgba(231, 76, 60, 0.15);
  color: #ed7669;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  transition: all 0.3s ease;
}
.blog-posts .blog-post .post-meta .tags .tag:hover {
  background: rgba(231, 76, 60, 0.25);
  transform: translateY(-1px);
}
.blog-posts .blog-post .post-summary {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 1.5rem;
  line-height: 1.7;
  font-size: 1.05rem;
}
.blog-posts .blog-post .read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #e74c3c;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  padding: 0.5rem 0;
}
.blog-posts .blog-post .read-more::after {
  content: '→';
  transition: transform 0.3s ease;
}
.blog-posts .blog-post .read-more:hover {
  color: #ef8b80;
}
.blog-posts .blog-post .read-more:hover::after {
  transform: translateX(6px);
}
.blog-posts .blog-post:nth-child(1) {
  animation-delay: 0.1s;
}
.blog-posts .blog-post:nth-child(2) {
  animation-delay: 0.2s;
}
.blog-posts .blog-post:nth-child(3) {
  animation-delay: 0.3s;
}
.blog-posts .blog-post:nth-child(4) {
  animation-delay: 0.4s;
}
.blog-posts .blog-post:nth-child(5) {
  animation-delay: 0.5s;
}
.blog-posts .blog-post:nth-child(6) {
  animation-delay: 0.6s;
}
.blog-posts .blog-post:nth-child(7) {
  animation-delay: 0.7s;
}
.blog-posts .blog-post:nth-child(8) {
  animation-delay: 0.8s;
}
footer {
  text-align: center;
  padding: 3rem 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.3), transparent);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}
footer p {
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}
.hero {
  position: relative;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  margin-top: 0;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 150px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
  z-index: 2;
}
.hero .hero-video-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.hero .hero-video-wrapper .hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  transform: translate(-50%, -50%);
  object-fit: cover;
  filter: brightness(0.6) saturate(1.2);
}
.hero .hero-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
}
.hero .hero-content .hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
  letter-spacing: 1px;
}
.hero .hero-content .hero-title .main-title {
  display: block;
  animation: fadeInDown 1s ease-out;
  background: linear-gradient(120deg, #fff 0%, #f0f0f0 25%, #fff 50%, #f0f0f0 75%, #fff 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: fadeInDown 1s ease-out, shimmer 8s linear infinite;
  text-shadow: 0 2px 15px rgba(0, 0, 0, 0.3);
}
.hero .hero-content .hero-title .sub-title {
  display: block;
  font-size: 2.5rem;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 0.5rem;
  font-weight: 500;
  background: linear-gradient(120deg, #fff, rgba(255, 255, 255, 0.8));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero .hero-content .hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.4);
  letter-spacing: 0.5px;
  background: linear-gradient(120deg, #fff, #f0f0f0);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientText 8s ease infinite;
}
.hero .hero-content .hero-button {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, rgba(231, 76, 60, 0.9), #d62c1a);
  color: white;
  text-decoration: none;
  border-radius: 30px;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  animation: fadeIn 1s ease-out 1s both;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(5px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.1);
}
.hero .hero-content .hero-button:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.2);
}
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes gradientText {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}
@keyframes shimmer {
  0% {
    background-position: 200% center;
  }
  100% {
    background-position: -200% center;
  }
}
main {
  display: flex;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
  z-index: 3;
  justify-content: space-between;
  min-height: calc(100vh - 100px);
  background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.2));
  backdrop-filter: blur(10px);
  border-radius: 24px;
  margin-top: -50px;
  padding-top: calc(60px + 2rem);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}
.sidebar-widget {
  position: sticky;
  top: 2rem;
  width: 280px;
  margin-left: 1rem;
}
.notice-bar {
  margin-top: 60px !important;
}
@media (max-width: 1200px) {
  main {
    padding: 1.5rem;
  }
  .blog-posts {
    flex: 0 0 70%;
  }
}
@media (max-width: 768px) {
  main {
    flex-direction: column;
    padding: 1rem;
    padding-top: calc(50px + 1rem);
  }
  .blog-posts {
    flex: 1;
    max-width: 100%;
    grid-template-columns: 1fr;
  }
  .blog-posts .blog-post {
    padding: 1.2rem;
  }
  .blog-posts .blog-post h2 {
    font-size: 1.3rem;
  }
  .notice-bar {
    margin-top: 50px !important;
  }
}
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 30%, rgba(231, 76, 60, 0.15), transparent 40%), radial-gradient(circle at 80% 70%, rgba(231, 76, 60, 0.1), transparent 50%);
  z-index: 0;
  pointer-events: none;
}
::-webkit-scrollbar {
  width: 10px;
  background: rgba(255, 255, 255, 0.03);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}
::selection {
  background: rgba(231, 76, 60, 0.3);
  color: white;
}
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 3rem;
  padding: 1.5rem;
  position: relative;
}
.pagination::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}
.pagination button {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.pagination button.prev-page::before {
  content: '←';
  transition: transform 0.3s ease;
}
.pagination button.next-page::after {
  content: '→';
  transition: transform 0.3s ease;
}
.pagination button:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.15);
}
.pagination button:hover.prev-page::before {
  transform: translateX(-3px);
}
.pagination button:hover.next-page::after {
  transform: translateX(3px);
}
.pagination button:active {
  transform: translateY(0);
}
.pagination .page-info {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(5px);
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.blog-post {
  animation: fadeIn 0.5s ease-out;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.8s ease-out, visibility 0.8s;
}
.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
}
.page-loader .loader-content {
  text-align: center;
  color: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}
.page-loader .loader-content .loader-text {
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
  padding: 0.5rem 1.5rem;
  color: rgba(255, 255, 255, 0.8);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  animation: pulse 2s ease-in-out infinite;
}
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
@keyframes rotate3D {
  0% {
    transform: rotateX(60deg) rotateY(0deg);
  }
  50% {
    transform: rotateX(60deg) rotateY(180deg);
  }
  100% {
    transform: rotateX(60deg) rotateY(360deg);
  }
}
@keyframes pulse {
  0%,
  100% {
    opacity: 0.3;
    transform: scale(0.95);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}
@keyframes line-grow {
  0%,
  100% {
    width: 0;
    opacity: 0;
  }
  50% {
    width: 100%;
    opacity: 0.5;
  }
}