:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --ink: #172033;
  --muted: #657086;
  --line: #d9dfeb;
  --primary: #1463ff;
  --primary-dark: #0b49c7;
  --surface: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px;
}

.brand {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  padding: 6px 10px;
}

main {
  padding: 24px;
}

.checkout,
.narrow {
  max-width: 1040px;
  margin: 0 auto;
}

.narrow {
  max-width: 760px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(22, 32, 51, 0.08);
  padding: 32px;
}

.checkout .panel {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr) minmax(280px, 0.9fr);
  gap: 28px;
  align-items: start;
}

.eyebrow {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  margin: 0 0 10px;
  text-transform: uppercase;
}

h1 {
  font-size: 40px;
  line-height: 1.08;
  margin: 0 0 16px;
}

h2 {
  font-size: 18px;
  margin: 22px 0 8px;
}

.lead,
.hint,
.instructions p {
  color: var(--muted);
  line-height: 1.55;
}

.facts,
.credentials {
  display: grid;
  gap: 12px;
  margin: 0;
}

.facts div,
.credentials div {
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

dt {
  color: var(--muted);
  font-size: 13px;
}

dd {
  font-weight: 700;
  margin: 4px 0 0;
  overflow-wrap: anywhere;
}

.form {
  display: grid;
  gap: 14px;
}

label {
  color: var(--muted);
  display: grid;
  font-size: 14px;
  gap: 6px;
}

label.checkbox {
  align-items: center;
  display: flex;
  gap: 10px;
}

label.checkbox input {
  min-height: 0;
  width: auto;
}

input {
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font: inherit;
  min-height: 44px;
  padding: 10px 12px;
  width: 100%;
}

button,
.button {
  align-items: center;
  background: var(--primary);
  border: 0;
  border-radius: 6px;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 700;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  text-decoration: none;
}

button:hover,
.button:hover {
  background: var(--primary-dark);
}

.secondary {
  background: #eef3ff;
  color: var(--primary-dark);
}

.secondary:hover {
  background: #dfe9ff;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.access h1 {
  margin-bottom: 24px;
}

@media (max-width: 860px) {
  .checkout .panel {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 32px;
  }
}