:root {
  --lime: #9dff20;
  --green: #4a7d00;
  --forest: #1b2727;
  --paper: #eef1e3;
  --panel: #ffffff;
  --line: #d3d8c4;
  --muted: #5d675d;
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  color: var(--forest);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--paper);
}
.checkout-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 18px;
}
.checkout-panel {
  width: min(560px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 20px;
}
.checkout-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.brand {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
}
.status {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
  color: var(--muted);
  font-size: 12px;
}
.offer h1 {
  margin: 0;
  font-size: 28px;
  line-height: 1.1;
}
.offer p {
  margin: 8px 0 0;
  color: var(--muted);
}
.price {
  margin-top: 18px;
  font-size: 30px;
  font-weight: 800;
}
.form {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}
label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
input, select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--forest);
  background: #fff;
  font: inherit;
}
.methods {
  display: grid;
  gap: 8px;
}
.method {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--forest);
}
.method input {
  width: auto;
  min-height: auto;
}
.consent {
  grid-template-columns: auto 1fr;
  align-items: start;
  font-weight: 500;
  line-height: 1.45;
}
.consent input {
  width: auto;
  min-height: auto;
  margin-top: 3px;
}
button {
  min-height: 42px;
  border: 0;
  border-radius: 6px;
  background: var(--lime);
  color: #0c1212;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}