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

body, html {
  height: 100%;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: black;
  color: white;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Crimson Text', Georgia, serif;
  font-weight: 600;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, #e0e7ff 50%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

/* Enhanced Header with Glassmorphism */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

header.scrolled {
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.logo {
  display: none;
  font-family: 'Crimson Text', serif;
  font-size: 1.8rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, #e0e7ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  cursor: pointer;
  transition: all 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links li {
  position: relative;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  font-weight: 500;
  position: relative;
  overflow: hidden;
}

.nav-links a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
}

.nav-links a:hover::before {
  left: 100%;
}

.nav-links a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* Enhanced Dropdown */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  list-style: none;
  padding: 0.75rem 0;
  min-width: 200px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

#blog-dropdown:hover .dropdown-menu {
  display: block;
  opacity: 1;
  visibility: visible;
}

.dropdown-menu li a {
  display: block;
  padding: 0.75rem 1.5rem;
  white-space: nowrap;
  border-radius: 0;
  background: transparent;
}

.dropdown-menu li a:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(5px);
}

/* Enhanced Hero Section */
.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
}

.hero h1 {
  margin-bottom: 1.5rem;
  animation: fadeInUp 2s ease-out;
}

.hero p {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto 2rem;
  animation: fadeInUp 2s ease-out 0.3s both;
}

/* Scroll Indicator */
.scroll-indicator {
  text-align: center;
  animation: fadeInUp 2s ease-out 0.6s both;
}

.scroll-indicator h3 {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1rem;
  font-weight: 400;
  letter-spacing: 0.5px;
}

.scroll-arrow {
  font-size: 2rem;
  color: rgba(255, 255, 255, 0.6);
  animation: bounce 2s ease-in-out infinite;
  cursor: pointer;
  transition: all 0.3s ease;
}

.scroll-arrow:hover {
  color: rgba(255, 255, 255, 0.9);
  transform: scale(1.2);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* Enhanced Animations */
@keyframes fadeInUp {
  from { 
    opacity: 0; 
    transform: translateY(30px); 
  }
  to { 
    opacity: 1; 
    transform: translateY(0); 
  }
}

/* Responsive Design */
@media screen and (max-width: 768px) {
  header {
    padding: 1rem;
  }
  
  .nav-links {
    display: none;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: absolute;
    right: 1rem;
    top: 4rem;
    width: 250px;
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .hamburger {
    display: block;
    font-size: 1.5rem;
    cursor: pointer;
    color: white;
    transition: all 0.3s ease;
  }
  
  .hamburger:hover {
    color: #e0e7ff;
  }
}

/* Stars Background */
.stars {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.stars::before,
.stars::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
}

.stars::before {
  background-image: 
    radial-gradient(1px 1px at 8% 12%, #fff, transparent),
    radial-gradient(2px 2px at 23% 38%, #fff, transparent),
    radial-gradient(1px 1px at 41% 67%, #fff, transparent),
    radial-gradient(2px 2px at 59% 23%, #fff, transparent),
    radial-gradient(1px 1px at 76% 89%, #fff, transparent),
    radial-gradient(2px 2px at 94% 45%, #fff, transparent),
    radial-gradient(1px 1px at 11% 78%, #fff, transparent),
    radial-gradient(2px 2px at 29% 56%, #fff, transparent),
    radial-gradient(1px 1px at 47% 34%, #fff, transparent),
    radial-gradient(2px 2px at 65% 91%, #fff, transparent),
    radial-gradient(1px 1px at 83% 17%, #fff, transparent),
    radial-gradient(2px 2px at 96% 73%, #fff, transparent),
    radial-gradient(1px 1px at 14% 29%, #fff, transparent),
    radial-gradient(2px 2px at 32% 81%, #fff, transparent),
    radial-gradient(1px 1px at 50% 48%, #fff, transparent),
    radial-gradient(2px 2px at 68% 15%, #fff, transparent),
    radial-gradient(1px 1px at 86% 62%, #fff, transparent),
    radial-gradient(1px 1px at 4% 95%, #fff, transparent),
    radial-gradient(2px 2px at 22% 7%, #fff, transparent),
    radial-gradient(1px 1px at 40% 53%, #fff, transparent),
    radial-gradient(2px 2px at 58% 79%, #fff, transparent),
    radial-gradient(1px 1px at 76% 31%, #fff, transparent),
    radial-gradient(2px 2px at 94% 66%, #fff, transparent),
    radial-gradient(1px 1px at 12% 19%, #fff, transparent),
    radial-gradient(2px 2px at 30% 84%, #fff, transparent),
    radial-gradient(1px 1px at 48% 41%, #fff, transparent),
    radial-gradient(2px 2px at 66% 97%, #fff, transparent),
    radial-gradient(1px 1px at 84% 8%, #fff, transparent),
    radial-gradient(1px 1px at 2% 63%, #fff, transparent),
    radial-gradient(2px 2px at 20% 26%, #fff, transparent),
    radial-gradient(1px 1px at 38% 72%, #fff, transparent),
    radial-gradient(2px 2px at 56% 39%, #fff, transparent),
    radial-gradient(1px 1px at 74% 85%, #fff, transparent),
    radial-gradient(2px 2px at 92% 52%, #fff, transparent),
    radial-gradient(1px 1px at 10% 93%, #fff, transparent),
    radial-gradient(2px 2px at 28% 4%, #fff, transparent),
    radial-gradient(1px 1px at 46% 61%, #fff, transparent),
    radial-gradient(2px 2px at 64% 28%, #fff, transparent),
    radial-gradient(1px 1px at 82% 76%, #fff, transparent),
    radial-gradient(1px 1px at 6% 35%, #fff, transparent),
    radial-gradient(2px 2px at 24% 88%, #fff, transparent),
    radial-gradient(1px 1px at 42% 13%, #fff, transparent),
    radial-gradient(2px 2px at 60% 69%, #fff, transparent),
    radial-gradient(1px 1px at 78% 47%, #fff, transparent),
    radial-gradient(2px 2px at 96% 21%, #fff, transparent),
    radial-gradient(1px 1px at 16% 82%, #fff, transparent),
    radial-gradient(2px 2px at 34% 9%, #fff, transparent),
    radial-gradient(1px 1px at 52% 55%, #fff, transparent),
    radial-gradient(2px 2px at 70% 31%, #fff, transparent),
    radial-gradient(1px 1px at 88% 77%, #fff, transparent),
    radial-gradient(1px 1px at 18% 44%, #fff, transparent),
    radial-gradient(2px 2px at 36% 91%, #fff, transparent),
    radial-gradient(1px 1px at 54% 18%, #fff, transparent),
    radial-gradient(2px 2px at 72% 64%, #fff, transparent),
    radial-gradient(1px 1px at 90% 37%, #fff, transparent),
    radial-gradient(1px 1px at 8% 71%, #fff, transparent),
    radial-gradient(2px 2px at 26% 2%, #fff, transparent),
    radial-gradient(1px 1px at 44% 49%, #fff, transparent),
    radial-gradient(2px 2px at 62% 86%, #fff, transparent),
    radial-gradient(1px 1px at 80% 23%, #fff, transparent),
    radial-gradient(2px 2px at 98% 59%, #fff, transparent);
  background-repeat: no-repeat;
  animation: twinkle1 6s ease-in-out infinite;
}

.stars::after {
  background-image: 
    radial-gradient(2px 2px at 15% 25%, #fff, transparent),
    radial-gradient(1px 1px at 33% 58%, #fff, transparent),
    radial-gradient(2px 2px at 51% 19%, #fff, transparent),
    radial-gradient(1px 1px at 69% 74%, #fff, transparent),
    radial-gradient(2px 2px at 87% 42%, #fff, transparent),
    radial-gradient(1px 1px at 5% 88%, #fff, transparent),
    radial-gradient(2px 2px at 23% 11%, #fff, transparent),
    radial-gradient(1px 1px at 41% 67%, #fff, transparent),
    radial-gradient(2px 2px at 59% 33%, #fff, transparent),
    radial-gradient(1px 1px at 77% 79%, #fff, transparent),
    radial-gradient(2px 2px at 95% 26%, #fff, transparent),
    radial-gradient(1px 1px at 13% 62%, #fff, transparent),
    radial-gradient(2px 2px at 31% 8%, #fff, transparent),
    radial-gradient(1px 1px at 49% 54%, #fff, transparent),
    radial-gradient(2px 2px at 67% 91%, #fff, transparent),
    radial-gradient(1px 1px at 85% 17%, #fff, transparent),
    radial-gradient(2px 2px at 3% 73%, #fff, transparent),
    radial-gradient(1px 1px at 21% 39%, #fff, transparent),
    radial-gradient(2px 2px at 39% 85%, #fff, transparent),
    radial-gradient(1px 1px at 57% 12%, #fff, transparent),
    radial-gradient(2px 2px at 75% 68%, #fff, transparent),
    radial-gradient(1px 1px at 93% 45%, #fff, transparent),
    radial-gradient(2px 2px at 11% 96%, #fff, transparent),
    radial-gradient(1px 1px at 29% 3%, #fff, transparent),
    radial-gradient(2px 2px at 47% 59%, #fff, transparent),
    radial-gradient(1px 1px at 65% 25%, #fff, transparent),
    radial-gradient(2px 2px at 83% 71%, #fff, transparent),
    radial-gradient(1px 1px at 1% 48%, #fff, transparent),
    radial-gradient(2px 2px at 19% 94%, #fff, transparent),
    radial-gradient(1px 1px at 37% 21%, #fff, transparent),
    radial-gradient(2px 2px at 55% 77%, #fff, transparent),
    radial-gradient(1px 1px at 73% 34%, #fff, transparent),
    radial-gradient(2px 2px at 91% 80%, #fff, transparent),
    radial-gradient(1px 1px at 9% 16%, #fff, transparent),
    radial-gradient(2px 2px at 27% 52%, #fff, transparent),
    radial-gradient(1px 1px at 45% 89%, #fff, transparent),
    radial-gradient(2px 2px at 63% 5%, #fff, transparent),
    radial-gradient(1px 1px at 81% 61%, #fff, transparent),
    radial-gradient(2px 2px at 99% 28%, #fff, transparent),
    radial-gradient(1px 1px at 17% 75%, #fff, transparent),
    radial-gradient(2px 2px at 35% 31%, #fff, transparent),
    radial-gradient(1px 1px at 53% 87%, #fff, transparent),
    radial-gradient(2px 2px at 71% 14%, #fff, transparent),
    radial-gradient(1px 1px at 89% 70%, #fff, transparent),
    radial-gradient(1px 1px at 7% 43%, #fff, transparent),
    radial-gradient(2px 2px at 25% 99%, #fff, transparent),
    radial-gradient(1px 1px at 43% 6%, #fff, transparent),
    radial-gradient(2px 2px at 61% 62%, #fff, transparent),
    radial-gradient(1px 1px at 79% 29%, #fff, transparent),
    radial-gradient(2px 2px at 97% 85%, #fff, transparent),
    radial-gradient(1px 1px at 15% 22%, #fff, transparent),
    radial-gradient(2px 2px at 33% 68%, #fff, transparent),
    radial-gradient(1px 1px at 51% 15%, #fff, transparent),
    radial-gradient(2px 2px at 69% 71%, #fff, transparent),
    radial-gradient(1px 1px at 87% 38%, #fff, transparent),
    radial-gradient(2px 2px at 5% 84%, #fff, transparent),
    radial-gradient(1px 1px at 23% 41%, #fff, transparent),
    radial-gradient(2px 2px at 41% 97%, #fff, transparent),
    radial-gradient(1px 1px at 59% 24%, #fff, transparent),
    radial-gradient(2px 2px at 77% 80%, #fff, transparent),
    radial-gradient(1px 1px at 95% 37%, #fff, transparent);
  background-repeat: no-repeat;
  animation: twinkle2 8s ease-in-out infinite;
}

@keyframes twinkle1 {
  0% { opacity: 1; }
  25% { opacity: 0.3; }
  50% { opacity: 0.8; }
  75% { opacity: 0.2; }
  100% { opacity: 1; }
}

@keyframes twinkle2 {
  0% { opacity: 0.2; }
  25% { opacity: 0.9; }
  50% { opacity: 0.4; }
  75% { opacity: 1; }
  100% { opacity: 0.2; }
}

/* Shooting Star Canvas */
#shootingStarCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Hamburger Menu */
.hamburger {
  display: none;
  font-size: 2rem;
  cursor: pointer;
  color: white;
  transition: all 0.3s ease;
}

.hamburger:hover {
  color: #e0e7ff;
}

/* Content Sections */
.content-section {
  padding: 6rem 2rem;
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.content-section:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.content-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
  text-align: center;
  background: linear-gradient(135deg, #fff 0%, #e0e7ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.content-section h2.visible {
  opacity: 1;
  transform: translateY(0);
}

.content-section p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.2s;
}

.content-section p.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.feature-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-card:nth-child(1) { transition-delay: 0.1s; }
.feature-card:nth-child(2) { transition-delay: 0.2s; }
.feature-card:nth-child(3) { transition-delay: 0.3s; }

.feature-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e7ff;
}

.feature-card p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  margin: 0;
}

/* Enhanced Scroll Effects */
.stars {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
  transition: transform 0.1s ease-out;
}

/* YouTube Videos Section */
.youtube-videos {
  margin-top: 3rem;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.video-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
  opacity: 0;
  transform: translateY(30px);
}

.video-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.video-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border-color: rgba(255, 255, 255, 0.2);
}

.video-thumbnail {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.video-card:hover .video-thumbnail {
  transform: scale(1.05);
}

.video-thumbnail-placeholder {
  width: 100%;
  height: 180px;
  background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.3);
  font-size: 2rem;
}

.video-info {
  padding: 1.5rem;
}

.video-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  margin-bottom: 0.75rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-title-placeholder {
  height: 1.4rem;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.1));
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.video-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

.video-meta-placeholder {
  height: 0.9rem;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.1));
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
  width: 40%;
}

.video-views {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.video-date {
  opacity: 0.8;
}

/* Loading Animation */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.video-card.loading {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive adjustments */
@media screen and (max-width: 768px) {
  .video-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .video-info {
    padding: 1rem;
  }
}