:root {
  --color-bg: #ffffff;
  --color-text: #1a1d1f;
  --color-text-muted: #6b7278;
  --color-accent: #1d5fd1;
  --color-accent-dark: #163f8f;
  --color-graphite: #2b2f33;
  --color-new: #1f9d55;
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --header-height: 72px;
  --content-max-width: 1400px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.btn-cta {
  display: inline-block;
  background: var(--color-accent);
  color: #ffffff;
  padding: 0.65rem 1.4rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background-color 0.15s ease, transform 0.1s ease;
}

.btn-cta:hover {
  background: var(--color-accent-dark);
}

.btn-cta:active {
  background: var(--color-accent-dark);
  transform: scale(0.97);
}