.lead { color: var(--text-2); max-width: 62ch; line-height: 1.55; }
.cx-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 18px 0; }
.cx-pair { display: flex; gap: 8px; }
.cx-pair input[type="color"] { width: 44px; height: 36px; padding: 2px; border: 1px solid var(--line-2); border-radius: 6px; background: var(--surface); cursor: pointer; }
.cx-pair input[type="text"] { font-family: var(--mono); font-size: .82rem; }

.cx-sample { border: 1px solid var(--line); border-radius: 10px; padding: 18px; display: flex; flex-direction: column; gap: 6px; }
.cx-lg { font-size: 1.6rem; font-weight: 700; }
.cx-sm { font-size: .95rem; line-height: 1.5; }

.cx-ratio { margin: 14px 0 10px; font-size: 1rem; }
.cx-ratio b { font-variant-numeric: tabular-nums; }

.cx-lines { display: grid; gap: 6px; max-width: 520px; }
.cx-line { display: grid; grid-template-columns: 52px 1fr auto; align-items: baseline; gap: 10px; padding: 7px 10px; border-radius: 8px; font-size: .86rem; }
.cx-line b { font-size: .72rem; text-transform: uppercase; letter-spacing: .04em; }
.cx-line em { font-style: normal; font-size: .76rem; color: var(--text-2); text-align: right; }
.cx-line.pass { background: var(--ok-bg); }
.cx-line.pass b { color: var(--ok); }
.cx-line.fail { background: var(--bad-bg); }
.cx-line.fail b { color: var(--bad); }

.cx-bad { color: var(--bad); }

@media (max-width: 560px) {
  .cx-grid { grid-template-columns: 1fr; }
  .cx-line { grid-template-columns: 48px 1fr; }
  .cx-line em { grid-column: 2; text-align: left; }
}