* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  background: #f7f8fa;
  color: #212529;
}
.wrapper {
  max-width: 960px;
  margin: 40px auto;
  padding: 0 24px;
}
h1 {
  margin: 0 0 32px;
  font-size: 32px;
  font-weight: 600;
  text-align: center;
}

/* Сетка карточек */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  padding: 0;
  list-style: none;
}

/* Карточка инструмента */
.tool-card {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
  display: flex;
  flex-direction: column;
}
.tool-card h2 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 600;
}
.tool-card p {
  flex: 1;
  margin: 0 0 20px;
  line-height: 1.5;
}
.tool-btn {
  align-self: flex-start;
  padding: 10px 18px;
  background: #206cff;
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  transition: background .2s;
}
.tool-btn:hover { background: #1558e7; }