.smtp-page:has(.system-settings-grid){width:100%;max-width:1120px;margin:0}.system-settings-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(390px,.95fr);gap:16px;align-items:start}.settings-column{min-width:0}.settings-column>.smtp-page-head{min-height:54px;margin:0 0 16px}.payment-config-head{margin-top:0}.payment-config-form{display:grid;gap:14px;margin-bottom:32px;padding:0;border:0;background:transparent;box-shadow:none}.payment-config-form>.smtp-section{margin:0;padding:20px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:none}.payment-config-form>.smtp-section:last-of-type{border-bottom:1px solid var(--line)}.payment-config-form>.smtp-actions{padding-top:2px}.settings-column>.card{box-shadow:none}.settings-payment-column .smtp-grid,.settings-smtp-column .smtp-grid{grid-template-columns:1fr}.key-textarea{min-height:120px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}.callback-row{display:grid;grid-template-columns:80px 1fr;align-items:center;gap:12px;margin-top:12px;color:var(--muted);font-size:12px}.callback-row code{overflow:auto;padding:9px 12px;border:1px solid var(--line);border-radius:6px;background:var(--surface2);color:var(--text)}.payment-methods{display:grid;grid-template-columns:1fr 1fr;gap:12px}.payment-methods label{display:flex;align-items:center;gap:9px;padding:15px;border:1px solid var(--line);border-radius:8px;cursor:pointer}.payment-methods label:has(input:checked){border-color:#1677ff;background:#f0f7ff}.payment-qr-body{display:grid;justify-items:center;gap:10px;text-align:center}.payment-qr-body canvas{border:1px solid var(--line);border-radius:8px}.payment-qr-body p{margin:0;color:var(--muted);font-size:13px}@media(max-width:1180px){.system-settings-grid{grid-template-columns:1fr}.settings-column>.smtp-page-head{min-height:0}.settings-payment-column .smtp-grid,.settings-smtp-column .smtp-grid{grid-template-columns:1fr 1fr}}@media(max-width:650px){.callback-row,.payment-methods,.settings-payment-column .smtp-grid,.settings-smtp-column .smtp-grid{grid-template-columns:1fr}}