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

body {
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #333;
  line-height: 1.6;
  min-height: 100vh;
}

/* Header Styles */
header {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  color: white;
  padding: 4rem 1rem 3rem;
  position: relative;
  overflow: hidden;
}

header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
}

header h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
  background: linear-gradient(45deg, #ffd700, #ffed4e, #ffd700);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: -200% 0; }
  50% { background-position: 200% 0; }
}

header p {
  font-size: 1.4rem;
  color: #e0e0e0;
  position: relative;
  z-index: 1;
  animation: fadeInUp 1s ease-out 0.5s both;
}

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

/* Main Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Coins Section */
.coins {
  display: flex;
  justify-content: center;
  gap: 3rem;
  padding: 4rem 1rem;
  flex-wrap: wrap;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  margin: 2rem;
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
}

.coin {
  text-align: center;
  background: rgba(255, 255, 255, 0.9);
  padding: 2rem;
  border-radius: 15px;
  transition: all 0.3s ease;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  animation: slideInUp 0.8s ease-out both;
}

.coin:nth-child(1) { animation-delay: 0.1s; }
.coin:nth-child(2) { animation-delay: 0.2s; }
.coin:nth-child(3) { animation-delay: 0.3s; }

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.coin:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
  background: rgba(255, 255, 255, 1);
}

.coin img {
  width: 80px;
  height: 80px;
  margin-bottom: 1rem;
  transition: transform 0.3s ease;
}

.coin:hover img {
  transform: rotate(360deg);
}

.coin p {
  font-size: 1.1rem;
  font-weight: 600;
  color: #333;
}

/* Content Sections */
.about, .coming-soon {
  background: rgba(255, 255, 255, 0.95);
  margin: 2rem;
  padding: 3rem 2rem;
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
  backdrop-filter: blur(10px);
  animation: fadeIn 1s ease-out;
}

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

.about {
  max-width: 800px;
  margin: 2rem auto;
}

.about h2, .coming-soon h2 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
  color: #1a1a2e;
  position: relative;
}

.about h2::after, .coming-soon h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(45deg, #667eea, #764ba2);
  border-radius: 2px;
}

.about p, .coming-soon p {
  font-size: 1.2rem;
  line-height: 1.8;
  color: #555;
}

.coming-soon {
  background: linear-gradient(135deg, #fff8dc 0%, #fffacd 100%);
  border: 2px solid #ffd700;
  position: relative;
  overflow: hidden;
}

.coming-soon::before {
  content: '📚';
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 3rem;
  opacity: 0.3;
  animation: bounce 2s infinite;
}

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

/* Footer */
footer {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: #999;
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
  font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  header h1 {
    font-size: 2.5rem;
  }
  
  header p {
    font-size: 1.1rem;
  }
  
  .coins {
    gap: 2rem;
    margin: 1rem;
    padding: 2rem 1rem;
  }
  
  .coin {
    padding: 1.5rem;
  }
  
  .about, .coming-soon {
    margin: 1rem;
    padding: 2rem 1.5rem;
  }
  
  .about h2, .coming-soon h2 {
    font-size: 1.8rem;
  }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #764ba2, #667eea);
}