.payment-main { max-width: 1040px; padding-block: clamp(30px, 5vw, 72px); }
.payment-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 20px; }
.payment-summary, .payment-card { border-radius: 16px; padding: clamp(18px, 4vw, 36px); min-width: 0; }
.payment-summary { display: flex; flex-direction: column; justify-content: center; background: var(--hero); color: var(--paper); }
.payment-summary h1 { font-size: clamp(27px, 3.1vw, 39px); line-height: 1.25; }
.payment-amount { margin-block: 12px 16px; color: var(--sand); font-size: clamp(34px, 4.7vw, 56px); font-weight: 800; line-height: 1.1; font-variant-numeric: tabular-nums; }
.payment-amount small { font-size: .43em; }
.payment-contract, .payment-intro { color: #d7e4e0; font-size: 16px; }
.payment-intro { margin-top: 12px; }
.payment-card { background: white; border: 1px solid var(--line); }
.payment-card h2 { font-size: clamp(23px, 2.7vw, 30px); line-height: 1.25; margin-bottom: 18px; }
.payment-details { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding-inline: 14px; }
.payment-details div { display: flex; justify-content: space-between; align-items: baseline; gap: 8px 16px; flex-wrap: wrap; padding-block: 13px; }
.payment-details div + div { border-top: 1px solid var(--line); }
.payment-details dt { color: var(--muted); }
.payment-details dd { font-weight: 800; overflow-wrap: anywhere; }
.payment-instructions { color: var(--muted); margin-block: 16px; }
#payment-action { width: 100%; text-align: center; }
#payment-lookup { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 7px 10px; }
#payment-lookup label { grid-column: 1 / -1; color: var(--muted); }
#payment-code { min-width: 0; min-height: 44px; padding: 8px 12px; border: 1px solid var(--control-border); border-radius: 8px; color: var(--ink); }
#payment-status:not(:empty) { margin-top: 12px; color: var(--muted); }
#payment-result { margin-top: 20px; }
#payment-result .payment-amount-result { color: var(--teal); font-size: 32px; font-weight: 800; margin-bottom: 16px; direction: ltr; text-align: center; }
#payment-result h3 { margin-bottom: 10px; }
#refresh-payment { width: 100%; margin-top: 12px; }
#receipt-instructions, .receipt-handle { color: var(--muted); }
#receipt-dialog .telegram-button { margin-top: 18px; }
.receipt-handle { margin-top: 8px; font-size: 14px; overflow-wrap: anywhere; }
.payment-guide, .payment-faq { margin-top: clamp(28px, 5vw, 48px); }
.payment-guide h2, .payment-faq h2 { font-size: clamp(24px, 3vw, 30px); margin-bottom: 14px; }
.payment-steps { counter-reset: payment-step; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; list-style: none; padding: 0; margin: 0; }
.payment-steps li { counter-increment: payment-step; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.payment-steps li::before { content: counter(payment-step); display: grid; place-items: center; width: 32px; height: 32px; margin-bottom: 10px; border-radius: 50%; background: var(--surface); color: var(--teal); font-weight: 800; }
.payment-steps h3 { font-size: 18px; }
.payment-steps p { color: var(--muted); margin-top: 5px; }
.payment-faq { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: clamp(16px, 3vw, 26px); }

@media (max-width: 730px) {
  .payment-grid { grid-template-columns: 1fr; gap: 14px; }
  .payment-steps { grid-template-columns: 1fr; }
}