:root {
  --accent: #0066ff;
  --bg-light: #f5f7fb;
  --text-dark: #212529;
  --max-width: 1100px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
               Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  color: var(--text-dark);
  background: #fff;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* Header */
.site-header {
  background: #fff;
  box-shadow: 0 2px 4px rgba(0,0,0,.05);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.logo { margin: 0; font-size: 1.5rem; }
.site-header ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1rem;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--accent) 0%, #4f8dff 100%);
  color: #fff;
  padding: 4rem 0 3rem;
  text-align: center;
}
.hero h2 { margin-top: 0; font-size: 2rem; }

/* Features grid */
.features { background: var(--bg-light); padding: 3rem 0; }
.features h3 { text-align: center; margin-top: 0; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.card {
  background: #fff;
  padding: 2rem 1.5rem;
  border-radius: .75rem;
  box-shadow: 0 4px 6px rgba(0,0,0,.06);
  text-align: center;
}
.card .icon { font-size: 2.5rem; margin-bottom: .75rem; }

/* Generic page wrapper */
.page { padding: 3rem 0; }

/* Contacts */
.contact-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}
.contact-list li { margin-bottom: .5rem; }

/* Footer */
.site-footer {
  background: #fff;
  border-top: 1px solid #e5eaf0;
  text-align: center;
  padding: 1rem 0;
  font-size: .875rem;
}