@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&display=swap');

:root {
  --bg-color: #0f172a;
  --text-color: #f8fafc;
  --accent-color: #38bdf8;
  --card-bg: rgba(30, 41, 59, 0.7);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-color);
  background-image: 
    radial-gradient(at 0% 0%, rgba(56, 189, 248, 0.15) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.15) 0px, transparent 50%);
  color: var(--text-color);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.container {
  text-align: center;
  padding: 3rem;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  animation: fadeIn 0.8s ease-out forwards;
  max-width: 600px;
  width: 90%;
}

h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(to right, #38bdf8, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  color: #94a3b8;
  line-height: 1.6;
}

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #38bdf8 0%, #3b82f6 100%);
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.23);
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.btn:active {
  transform: translateY(1px);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}