:root {
  --bg: #f3f5f7;
  --ink: #11212d;
  --muted: #4a6070;
  --surface: #ffffff;
  --line: #d6dde3;
  --brand: #0a6a66;
  --brand-ink: #e9fffd;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top left, #e6ecef, var(--bg) 40%);
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 64px 20px;
}

.container.narrow {
  max-width: 720px;
}

.kicker {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

h1 {
  margin: 0 0 16px;
  line-height: 1.08;
  font-size: clamp(30px, 5vw, 52px);
}

.lead {
  margin: 0 0 22px;
  color: var(--muted);
  max-width: 60ch;
  font-size: 18px;
}

.actions {
  margin-top: 24px;
}

.btn {
  display: inline-block;
  padding: 11px 18px;
  border-radius: 10px;
  text-decoration: none;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
}

.btn.primary {
  background: var(--brand);
  color: var(--brand-ink);
}

.btn.danger {
  border-color: #b42318;
  color: #b42318;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-top: 18px;
}

label {
  display: block;
  margin-top: 10px;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
}

textarea {
  resize: vertical;
}

.hidden {
  display: none;
}

.hint {
  color: var(--muted);
  font-size: 14px;
}

.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.profile-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
}

.profile-card.active {
  border-color: var(--brand);
}

.chip {
  display: inline-block;
  padding: 4px 8px;
  margin: 4px 6px 0 0;
  background: #edf3f8;
  border-radius: 999px;
  font-size: 13px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 8px;
  vertical-align: top;
}

pre {
  background: #0f1720;
  color: #e6edf4;
  border-radius: 10px;
  padding: 12px;
  overflow: auto;
}