/* ============================================================
   GMC Comment Picker — buy pages (/buy, /mn/buy)
   Builds on site.css tokens + article.css; the activation steps
   reuse how-to.css's .gstep cards. Form fields match feedback.html.
   ============================================================ */

/* Markup follows the policy pages: <main class="article buy"><div class="container">
   (article.css gives that container its 780px measure; site.css its side padding). */
.buy [hidden] { display: none !important; }
.buy h2 {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(22px, 3vw, 27px);
  letter-spacing: -0.02em; margin: 34px 0 14px;
}
.buy [tabindex="-1"]:focus { outline: none; }

/* ---- plan cards (radio group): four plans sit 2×2, one column on phones ---- */
.buy-plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 14px; }
.buy-plan {
  position: relative; display: flex; flex-direction: column; gap: 4px; cursor: pointer;
  background: var(--card); border: 1.5px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow-sm); transition: border-color 0.2s, box-shadow 0.2s;
}
.buy-plan:hover { border-color: var(--mint); }
.buy-plan:has(input:checked) { border-color: var(--teal); box-shadow: var(--shadow-pop); }
.buy-plan:has(input:focus-visible) { outline: 2px solid var(--mint); outline-offset: 3px; }
@media (prefers-color-scheme: dark) { .buy-plan:has(input:checked) { border-color: var(--mint); } }
.buy-plan input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.buy-plan-name { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--ink); }
.buy-plan-price { font-family: var(--font-display); font-weight: 800; font-size: 30px; line-height: 1.1; letter-spacing: -0.03em; }
.buy-plan-price .per { font-family: var(--font-body); font-size: 14px; font-weight: 500; color: var(--ink-soft); letter-spacing: 0; }
.buy-plan-mnt { font-family: var(--font-mono); font-size: 13px; color: var(--ink-soft); }
.buy-plan-note { font-size: 14px; color: var(--ink-soft); line-height: 1.5; margin-top: 4px; }
.buy-plan-badge {
  align-self: flex-start; font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--teal);
  background: var(--mint-soft); border-radius: var(--radius-pill); padding: 3px 10px;
}
@media (prefers-color-scheme: dark) { .buy-plan-badge { color: var(--mint); } }

/* ---- notices, links, fine print ---- */
.buy-note {
  margin: 0 0 16px; padding: 12px 16px; border-radius: 12px; font-size: 15px;
  background: var(--mint-soft); color: var(--ink);
}
.buy-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 22px; }
.buy-link {
  font: inherit; font-size: 14px; font-weight: 700; color: var(--teal); background: none;
  border: 0; padding: 0; cursor: pointer; text-decoration: underline; text-underline-offset: 3px;
}
@media (prefers-color-scheme: dark) { .buy-link { color: var(--mint); } }
.buy-picked { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin: 0 0 18px; }
.buy-fine { font-size: 13.5px; color: var(--ink-soft); }
/* resume banner: an order this browser already sent to wire.mn */
.buy-resume { margin-top: 24px; }
.buy-resume p { margin: 0; }
.buy-resume .buy-actions { margin-top: 12px; }

/* ---- form fields (same look as feedback.html's inline form) ---- */
.fb-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fb-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.fb-field > span { font-size: 14px; font-weight: 600; color: var(--ink-soft); }
.fb-field input {
  font: inherit; color: var(--ink); background: var(--card); min-width: 0;
  border: 1.5px solid var(--line); border-radius: 12px; padding: 11px 13px;
}
.fb-field input:focus-visible { outline: 2px solid var(--mint); outline-offset: 2px; }
.fb-field input[aria-invalid="true"] { border-color: var(--coral); }
.fb-field input:disabled { color: var(--ink-soft); }
.fb-status { margin: 0; font-size: 14px; color: var(--ink-soft); }
.fb-status:empty { display: none; }
.fb-status[data-state="success"] { color: var(--teal); font-weight: 600; }
.fb-status[data-state="error"] { color: var(--coral); }
@media (prefers-color-scheme: dark) { .fb-status[data-state="success"] { color: var(--mint); } }
.fb-alt { margin-top: 40px; font-size: 14px; color: var(--ink-soft); }
.buy-promo { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.buy-promo input { flex: 1 1 180px; text-transform: uppercase; font-family: var(--font-mono); }
@media (max-width: 560px) { .fb-row { grid-template-columns: 1fr; } }

/* ---- order summary ---- */
.buy-summary {
  background: var(--card); border: 1.5px solid var(--line); border-radius: var(--radius);
  padding: 14px 20px; margin: 8px 0 6px;
}
.buy-sum-row { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; font-size: 15px; }
.buy-sum-row span:last-child { font-family: var(--font-mono); white-space: nowrap; }
.buy-sum-total { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 12px; font-weight: 700; font-size: 17px; }

/* ---- waiting (spinner + live line) ---- */
.buy-wait { display: flex; align-items: center; gap: 14px; margin: 26px 0; }
.buy-wait p { margin: 0; }
.buy-spinner {
  flex: 0 0 auto; width: 26px; height: 26px; border-radius: 50%;
  border: 3px solid var(--mint-soft); border-top-color: var(--teal);
  animation: buy-spin 0.9s linear infinite;
}
@keyframes buy-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .buy-spinner { animation-duration: 2.4s; } }

/* ---- success: key box + activation ---- */
.buy-ok { font-weight: 700; color: var(--teal); font-size: 18px; margin: 30px 0 0; }
@media (prefers-color-scheme: dark) { .buy-ok { color: var(--mint); } }
.buy-key {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--card); border: 1.5px solid var(--teal); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow-sm);
}
.buy-key code {
  flex: 1 1 260px; font-size: 15px; background: none; padding: 0;
  word-break: break-all; user-select: all; line-height: 1.5;
}
.buy-activated { margin: 22px 0 0; padding: 16px 20px; border-radius: var(--radius); background: var(--mint-soft); font-weight: 600; }
.buy-activated p { margin: 0; }
.buy .guide-steps { max-width: none; margin-top: 16px; }