:root {
  --rezz-red: #ff2d2d;
  --accent: #ff2d2d;
  --bg-light: #ffffff;
  --text-light: #111;
  --bg-dark: #0f1115;
  --text-dark: #f3f4f6;
  --card-light: #f7f8fb;
  --card-dark: #1b1d24;
  --border-light: #e7e9f0;
  --border-dark: #2b2d35;
  --radius: 14px;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.7;
  transition: background 0.3s, color 0.3s;
  background: var(--bg-light);
  color: var(--text-light);
}


h1,
h2,
h3 {
  color: var(--accent);
}

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

a:hover {
  text-decoration: underline;
}

.card {
  background: var(--card-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 20px;
  margin: 20px 0;
}

.cta {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 20px;
  border-radius: 10px;
  margin: 10px 0;
  font-weight: 600;
  text-align: center;
  transition: 0.3s;
}

.cta:hover {
  opacity: 0.9;
  transform: scale(1.02);
}

footer {
  margin-top: 40px;
  font-size: 0.9rem;
  color: #666;
}

@media (prefers-color-scheme: dark) {
  body {
    background: var(--bg-dark);
    color: var(--text-dark);
  }

  .card {
    background: var(--card-dark);
    border-color: var(--border-dark);
  }

  footer {
    color: #aaa;
  }
}

.card_pop {
  background: #fff4f4;
  border: 1px solid var(--border-light);
  text-align: center;
  border-radius: var(--radius);
  padding: 20px;
  margin: 20px 0;
}

.cta_bt {
  background: #ff2d2d;
  display: inline-block;
  color: #fff;
  padding: 12px 20px;
  border-radius: 10px;
  margin: 10px 0;
  font-weight: 600;
  text-align: center;
  transition: 0.3s;
}

.cta_bt:hover {
  opacity: 0.9;
  transform: scale(1.02);
}