/* Pro and checkout pages use the same palette as the main site. */
.payment-page {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}
.payment-page [hidden] { display: none !important; }
.payment-page header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 80px;
  padding: 12px max(20px, calc((100vw - 1200px) / 2));
  border-bottom: 1px solid var(--border);
  background: var(--header-bg);
  box-shadow: 0 2px 8px var(--header-shadow-color);
}
.payment-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.payment-brand img { display: block; width: 38px; height: 38px; object-fit: contain; }
.payment-page header > span { color: var(--text-secondary); font-size: .9rem; font-weight: 600; }
.payment-page main { width: min(100% - 36px, 850px); margin: 32px auto 56px; }
.payment-page section {
  margin-bottom: 16px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--card-bg);
  box-shadow: var(--shadow-md);
}
.payment-page h1 { margin: 0 0 14px; color: var(--text); font-size: 1.5rem; }
.payment-page h2 { margin: 0 0 16px; color: var(--text); font-size: 1.1rem; }
.payment-page p { margin: 0 0 12px; color: var(--text-secondary); line-height: 1.65; }
.payment-page p:last-child { margin-bottom: 0; }
.payment-page dl { margin: 0; }
.payment-page dl > div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
}
.payment-page dl > div:last-child { border-bottom: 0; }
.payment-page dt { color: var(--text-secondary); }
.payment-page dd { margin: 0; color: var(--text); text-align: right; overflow-wrap: anywhere; }
.payment-page a { color: var(--accent); }
.payment-page .payment-brand { color: var(--text); }
.payment-page main > a { display: inline-block; margin: 8px 0; }
.payment-page button,
.payment-page #qqLink {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin: 8px 8px 8px 0;
  padding: 10px 17px;
  border: 1px solid var(--primary-bg);
  border-radius: 9px;
  background: var(--primary-bg);
  color: var(--on-primary);
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}
.payment-page button:hover,
.payment-page #qqLink:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: var(--on-primary); }
.payment-page button:disabled { opacity: .55; cursor: wait; }
.payment-page .total { font-size: 1.2rem; font-weight: 800; }
.payment-page .total dd { color: var(--price); }
.payment-page #message { padding: 12px 0; color: var(--text-secondary); }
.payment-page #message:empty { display: none; }
.payment-page .plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; }
.payment-page .plan { padding: 18px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-muted); }
.payment-page .plan strong { display: block; color: var(--text); font-size: 1.15rem; }
.payment-page .plan .price { color: var(--price); font-size: 1.4rem; font-weight: 800; }
.payment-page .muted { color: var(--text-muted); }
@media (max-width: 600px) {
  .payment-page header { min-height: 64px; padding: 10px 16px; }
  .payment-page main { width: min(100% - 28px, 850px); margin: 18px auto 40px; }
  .payment-page section { padding: 18px; }
  .payment-page dl > div { gap: 8px; }
}