:root {
  --bg: #0d1117;
  --fg: #e6edf3;
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --border: #30363d;
  --font: "Inter", "Segoe UI", sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 2rem;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

header h1 {
  font-size: 2.4rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

header p {
  color: var(--accent-light);
  font-weight: 500;
}

main {
  max-width: 700px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  text-align: center;
}

main p {
  margin-bottom: 1rem;
}

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: 0.2s;
}

a:hover {
  color: #fff;
  text-decoration: underline;
}

footer {
  margin-top: auto;
  padding: 1.5rem 0;
  font-size: 0.9rem;
  color: #aaa;
  border-top: 1px solid var(--border);
  text-align: center;
}

footer a {
  color: var(--accent-light);
}
body {
      opacity: 0;
      animation: fadeIn 0.8s ease-in forwards;
    }
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(10px); }
      to { opacity: 1; transform: translateY(0); }
    }

.btn {
      display: inline-block;
      background: var(--accent);
      color: #000;
      padding: 0.7rem 1.4rem;
      border-radius: 8px;
      font-weight: bold;
      transition: 0.2s;
      text-decoration: none;
    }

.btn:hover {
      background: var(--accent-light);
      transform: translateY(-2px);
    }