:root {
  --bg: #f5f8fc;
  --surface: #ffffff;
  --text: #16202a;
  --muted: #4e6074;
  --accent: #0d6a88;
  --accent-strong: #0a4e66;
  --border: #d8e4ef;
  --shadow: 0 10px 24px rgba(20, 41, 59, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top right, #d8f0fa 0%, var(--bg) 45%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

.hero {
  padding: 3rem 1.25rem 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
  margin: 0;
}

h1 {
  margin: 0.25rem 0 0;
  font-size: clamp(2rem, 4vw, 3rem);
}

.summary {
  max-width: 60ch;
  color: var(--muted);
}

.contact {
  display: flex;
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  flex-wrap: wrap;
}

.contact a {
  color: var(--accent);
  text-decoration: none;
}

.layout {
  max-width: 960px;
  margin: 0 auto 3rem;
  padding: 0 1.25rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}

.card h2 {
  margin-top: 0;
}

.counter-card {
  text-align: center;
}

.counter-value {
  font-size: 3rem;
  margin: 0.2rem 0;
  font-weight: 700;
}

.counter-meta {
  margin: 0 0 1rem;
  color: var(--muted);
}

button {
  border: none;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

button:disabled {
  opacity: 0.7;
  cursor: default;
}

button:hover:not(:disabled) {
  background: var(--accent-strong);
}

@media (max-width: 640px) {
  .hero {
    padding-top: 2rem;
  }

  .counter-value {
    font-size: 2.4rem;
  }
}