:root {
  --background: oklch(1 0 0);
  --foreground: oklch(0.3211 0 0);
  --primary: oklch(0.6231 0.1880 259.8145);
  --primary-foreground: oklch(1 0 0);
  --secondary: oklch(0.9670 0.0029 264.5419);
  --secondary-foreground: oklch(0.4461 0.0263 256.8018);
  --font-sans: Inter, sans-serif;
  --border: oklch(0.9276 0.0058 264.5313);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: linear-gradient(135deg, var(--background), var(--secondary));
  background-size: 200% 200%;
  animation: bgShift 15s ease infinite;
  color: var(--foreground);
  text-align: center;
}

@keyframes bgShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 1rem;
  animation: fadeInUp 0.8s ease both;
}

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

h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  animation: fadeIn 1s ease both;
}

.tagline {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  animation: fadeIn 1.2s ease both;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.features {
  list-style: none;
  padding: 0;
  text-align: left;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.features li {
  margin: 0.5rem 0;
  opacity: 0;
  transform: translateY(10px);
  animation: listFade 0.6s ease forwards;
}

.features li:nth-child(1){ animation-delay:0.2s; }
.features li:nth-child(2){ animation-delay:0.3s; }
.features li:nth-child(3){ animation-delay:0.4s; }
.features li:nth-child(4){ animation-delay:0.5s; }
.features li:nth-child(5){ animation-delay:0.6s; }
.features li:nth-child(6){ animation-delay:0.7s; }
.features li:nth-child(7){ animation-delay:0.8s; }
.features li:nth-child(8){ animation-delay:0.9s; }

@keyframes listFade {
  to { opacity:1; transform:none; }
}

.actions {
  margin-top: 2rem;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: var(--primary-foreground);
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-size: 1.1rem;
  margin: 0.5rem;
  transition: transform 0.2s, filter 0.2s;
}

.btn:hover {
  filter: brightness(0.9);
  transform: translateY(-3px);
}