:root {
  --max-width: 960px;
  --bg: #f5f7fa;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #2563eb;
  --radius: 12px;
}

html {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: Nunito, sans-serif;
  background: var(--bg);
  color: var(--text);
}

body {
  height: 100%;
  margin: 0;
  padding: 0;
  background: transparent url('../img/bg.jpg') center center no-repeat;
  background-size: cover;

  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  max-width: var(--max-width);

  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
  padding: 48px 32px;
  text-align: center;
  box-sizing: border-box;
}

h1 {
  font-size: 2rem;
  margin: 0 0 12px;
}

p {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 1.05rem;
}

a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

a:hover {
  text-decoration: underline;
}

@media (max-width: 600px) {
  .container {
    padding: 32px 20px;
  }

  h1 {
    font-size: 1.5rem;
  }
}