.payment-page {
  min-height: 100vh;
  background: linear-gradient(135deg, #fffaf0 0%, #f7f9ff 48%, #f1ebff 100%);
}
.payment-header { padding: 22px 0; }
.payment-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.payment-main { padding: 42px 0 80px; }
.checkout-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; align-items: start; }
.checkout-copy { padding-top: 36px; }
.checkout-copy h1 { max-width: 560px; font-size: clamp(2.3rem, 5vw, 4rem); line-height: 1.04; letter-spacing: -.05em; }
.checkout-copy > p { max-width: 590px; margin-top: 20px; color: var(--muted); font-size: 1.02rem; }
.payment-trust-list { display: grid; gap: 12px; margin-top: 28px; font-weight: 800; }
.payment-trust-list span { display: flex; align-items: center; gap: 9px; color: #315040; }
.checkout-card, .payment-result-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}
.checkout-card { min-height: 420px; padding: 30px; }
.payment-loading { min-height: 340px; display: grid; place-items: center; align-content: center; gap: 16px; color: var(--muted); }
.payment-spinner { width: 34px; height: 34px; display: inline-block; border: 4px solid #e5e9f4; border-top-color: var(--blue); border-radius: 50%; animation: payment-spin .8s linear infinite; }
@keyframes payment-spin { to { transform: rotate(360deg); } }
.checkout-account { display: flex; justify-content: space-between; gap: 15px; align-items: center; padding: 14px 16px; border-radius: 14px; background: #f7f8ff; }
.checkout-account small, .checkout-item small, .payment-receipt small { display: block; color: var(--muted); }
.checkout-items { display: grid; gap: 12px; margin-top: 20px; }
.checkout-item { display: flex; justify-content: space-between; gap: 20px; align-items: start; padding: 15px 0; border-bottom: 1px solid var(--line); }
.checkout-item strong { display: block; }
.checkout-item b { flex: 0 0 auto; }
.checkout-total { display: flex; justify-content: space-between; gap: 20px; padding: 22px 0; font-size: 1.2rem; font-weight: 900; }
.payment-primary, .payment-secondary { width: 100%; margin-top: 12px; }
.payment-small { margin-top: 15px; color: var(--muted); font-size: .76rem; text-align: center; }
.payment-small a { color: var(--blue); font-weight: 800; }
.payment-message { margin-top: 12px; padding: 13px 15px; border-radius: 12px; font-size: .84rem; font-weight: 700; }
.payment-message[data-tone="error"] { color: #8f2e2e; background: #fff0f0; border: 1px solid #f1cccc; }
.payment-message[data-tone="info"] { color: #264c82; background: #eef5ff; border: 1px solid #d5e5ff; }
.payment-result-shell { display: grid; place-items: center; min-height: 65vh; }
.payment-result-card { width: min(650px, 100%); padding: 42px; text-align: center; }
.payment-result-icon { width: 76px; height: 76px; margin: 0 auto 22px; display: grid; place-items: center; border-radius: 24px; font-size: 2.2rem; font-weight: 900; }
.payment-result-icon.is-loading { background: var(--blue-soft); color: var(--blue); }
.payment-result-icon.is-success { background: #e8f8ef; color: #177345; }
.payment-result-icon.is-error { background: #fff0f0; color: #a23b3b; }
.payment-result-card h1 { font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.08; letter-spacing: -.04em; }
.payment-result-card > p { max-width: 520px; margin: 16px auto 0; color: var(--muted); }
.payment-receipt { display: grid; gap: 12px; margin-top: 26px; padding: 20px; text-align: left; border: 1px solid var(--line); border-radius: 16px; background: #f8f9ff; }
.payment-receipt > div { display: flex; justify-content: space-between; gap: 20px; }
.payment-receipt strong { text-align: right; overflow-wrap: anywhere; }
.payment-result-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
#retryPayment { margin: 20px auto 0; }
.bundle-buy { color: var(--blue); font-weight: 900; }
@media (max-width: 800px) {
  .checkout-layout { grid-template-columns: 1fr; gap: 24px; }
  .checkout-copy { padding-top: 0; }
  .checkout-card { padding: 22px; }
  .payment-result-card { padding: 28px 22px; }
}