:root {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: #1b1e2b;
}

body {
  margin: 0;
  background: #f6f8ff;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.subtitle {
  margin-top: -0.6rem;
  color: #5f6781;
}

.card {
  background: #fff;
  border: 1px solid #dbe2f2;
  border-radius: 12px;
  padding: 1rem;
  display: grid;
  gap: 0.6rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.95rem;
}

input,
select,
textarea,
button {
  font: inherit;
  padding: 0.55rem 0.65rem;
}

button {
  border: 0;
  border-radius: 8px;
  background: #374fcf;
  color: #fff;
  cursor: pointer;
}

button.secondary {
  background: #65708f;
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

.muted {
  color: #6a728a;
}

.tracker-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.tracker-item {
  background: #f1f4ff;
  border: 1px solid #dde3f1;
  border-radius: 8px;
  padding: 0.5rem 0.65rem;
  display: grid;
  gap: 0.45rem;
}

.row {
  display: flex;
  gap: 0.45rem;
  align-items: center;
  justify-content: space-between;
}

.row > input,
.row > select {
  flex: 1;
}