body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  background: radial-gradient(ellipse at top left, #232946 60%, #121212 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  max-width: 1000px;
  width: 95vw;
  margin: 0 auto;
  padding: 48px 24px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

h1 {
  font-size: 3rem;
  font-weight: 800;
  margin: 0 0 24px 0;
  line-height: 1.1;
  text-align: center;
  letter-spacing: -0.025em;
  color: #fff;
}

@media (min-width: 640px) {
  h1 {
    font-size: 3.75rem;
  }
}

@media (min-width: 768px) {
  h1 {
    font-size: 3.75rem;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 6rem;
  }
}

.hidden {
  display: none;
}

@media (min-width: 640px) {
  .sm\:block {
    display: block;
  }
}

.wave {
  display: inline-block;
  transform-origin: 70% 70%;
}

.wave:hover {
  animation: wave 2.25s ease-in-out infinite;
}

@keyframes wave {
  0% { transform: rotate(0deg); }
  10% { transform: rotate(14deg); }
  20% { transform: rotate(-8deg); }
  30% { transform: rotate(14deg); }
  40% { transform: rotate(-4deg); }
  50% { transform: rotate(10deg); }
  60% { transform: rotate(0deg); }
  100% { transform: rotate(0deg); }
}

.highlight {
  display: inline-flex;
  padding: 8px 12px;
  background: rgba(0, 114, 255, 0.15);
  backdrop-filter: blur(4px);
  filter: saturate(2);
  color: #1ea7ff;
  border-radius: 1rem;
  font-weight: 800;
  margin: 0 4px;
  transition: all 0.3s ease;
}

.subtitle {
  font-size: 1.2rem;
  color: #b0b8c9;
  margin-bottom: 32px;
  margin-top: 0;
  text-align: center;
}

.links {
  display: flex;
  gap: 18px;
  justify-content: center;
}

.nav-link {
  text-decoration: none;
  color: #1ea7ff;
  background: #181f2a;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 10px;
  padding: 10px 24px;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px 0 rgba(30,167,255,0.08);
  display: flex;
  align-items: center;
  border: none;
}

.nav-link:hover {
  background: #1ea7ff;
  color: #fff;
}

@media (max-width: 600px) {
  .container {
    padding: 24px 4px;
  }
  h1 {
    font-size: 2.1rem;
  }
  .highlight {
    font-size: 1em;
    padding: 0 8px;
  }
  .subtitle {
    font-size: 1rem;
  }
  .links {
    gap: 8px;
  }
  .nav-link {
    font-size: 1rem;
    padding: 8px 12px;
  }
}