/* The shared checkout and thank-you page. Neutral on purpose: one page for every template. */
:root {
  --co-accent: #2867e8;
  --co-bg: #f3f5f9;
  --co-card: #ffffff;
  --co-text: #0f1b2d;
  --co-muted: #5b677a;
  --co-line: #dfe4ec;
  --co-warn: #fff4e5;
  --co-radius: 16px;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--co-bg); color: var(--co-text); }
body { font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
[hidden] { display: none !important; }
.co { max-width: 560px; margin: 0 auto; padding: 16px; }
.co-head { padding: 8px 0 16px; }
.co-brand { font-weight: 800; font-size: 20px; color: var(--co-text); text-decoration: none; }
.co-card { background: var(--co-card); border-radius: var(--co-radius); padding: 24px; box-shadow: 0 1px 2px rgba(15, 27, 45, .06); }
.co-card h1 { margin: 0 0 16px; font-size: 24px; line-height: 1.25; }
fieldset { border: 0; margin: 0 0 18px; padding: 0; }
legend, .co-label { font-weight: 600; margin-bottom: 8px; padding: 0; }
.co-tariffs, .co-providers { display: grid; gap: 8px; }
.co-option { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 14px;
  border: 1px solid var(--co-line); border-radius: 12px; cursor: pointer; }
.co-option input { margin-right: 10px; }
.co-option:has(input:checked) { border-color: var(--co-accent); box-shadow: 0 0 0 1px var(--co-accent); }
.co-option b { white-space: nowrap; }
.co-option small { display: block; color: var(--co-muted); }
.co-field { display: block; margin: 0 0 18px; }
.co-field span { display: block; font-weight: 600; margin-bottom: 6px; }
.co-field input, .co-copy input { width: 100%; padding: 12px 14px; border: 1px solid var(--co-line); border-radius: 12px; font: inherit; }
.co-field small, .co-hint, .co-legal { color: var(--co-muted); font-size: 13px; }
.co-note { background: var(--co-bg); border-radius: 12px; padding: 12px 14px; margin: 0 0 18px; }
.co-note p { margin: 0 0 8px; }
.co-warn { background: var(--co-warn); }
.co-row { display: flex; flex-wrap: wrap; gap: 8px; }
.co-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 18px; border: 0;
  border-radius: 12px; background: var(--co-accent); color: #fff; font: 600 15px/1.2 inherit; text-decoration: none; cursor: pointer; }
.co-btn[disabled] { opacity: .6; cursor: progress; }
.co-ghost { background: transparent; color: var(--co-accent); box-shadow: inset 0 0 0 1px var(--co-accent); }
.co-pay { width: 100%; min-height: 52px; font-size: 17px; }
.co-error { color: #b42318; margin: 0 0 12px; }
.co-link { background: none; border: 0; color: var(--co-accent); padding: 8px 0; font: inherit; cursor: pointer; }
.co-copy { display: flex; gap: 8px; margin-bottom: 16px; }
.co-copy input { font-family: Menlo, Consolas, monospace; font-size: 13px; }
.co-qr { display: flex; justify-content: center; margin: 8px 0; }
.co-qr svg { width: 200px; height: 200px; }
a.co-pay { display: flex; align-items: center; justify-content: center; text-decoration: none; }
.co-or { margin: 20px 0 0; text-align: center; }
.co-login { border-top: 1px solid var(--co-line); margin-top: 20px; padding-top: 16px; }
.co-login p { margin: 0 0 8px; }
.co-mono { font-family: Menlo, Consolas, monospace; letter-spacing: .5px; }
.co-cabinet { margin: 16px 0 0; }
.co-legal { margin: 12px 0 0; text-align: center; }
.co-spinner { width: 40px; height: 40px; border-radius: 50%; border: 4px solid var(--co-line); border-top-color: var(--co-accent);
  animation: co-spin 1s linear infinite; margin-bottom: 16px; }
@keyframes co-spin { to { transform: rotate(360deg); } }
@media (max-width: 480px) { .co-card { padding: 18px; } .co-card h1 { font-size: 21px; } }