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64px}.app-header{width:var(--container);min-height:68px;margin:0 auto 44px;padding:10px 12px;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:20px;border:1px solid rgba(168,190,208,.72);border-radius:18px;background:rgba(255,255,255,.86);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand{display:inline-flex;align-items:center;gap:12px;min-width:max-content}.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;color:#fff;font-weight:900;background:linear-gradient(135deg,var(--primary),#0ac5b0);box-shadow:0 12px 28px #1677ff47}.brand strong,.brand small{display:block}.brand strong{font-size:1rem}.brand small{color:var(--muted);font-size:.78rem;font-weight:800}.app-header nav{display:flex;justify-content:flex-end;align-items:center;gap:8px;color:var(--muted);font-weight:800}.app-header nav a{min-height:42px;display:inline-flex;align-items:center;border-radius:999px;padding:0 14px}.app-header nav 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10px;font-size:.78rem;font-weight:900;text-transform:capitalize}.status-pill.success{color:#05624d;background:rgba(9,169,131,.16)}.status-pill.progress{color:#075ed6;background:rgba(22,119,255,.15)}.status-pill.danger{color:#a91f35;background:rgba(216,59,82,.13)}.status-pill.muted{color:#5c6d80;background:rgba(102,119,138,.12)}.panel-title{display:flex;align-items:flex-start;gap:12px;margin-bottom:18px}.panel-title svg{flex:0 0 auto;color:var(--primary)}.panel-title span,.panel-title strong,.panel-title small{display:block;min-width:0}.method-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.method-button{min-height:156px;align-items:flex-start;justify-content:flex-start;border:1px solid var(--line);padding:18px;text-align:left;background:#ffffff}.method-button span,.method-button strong,.method-button small{display:block}.method-button strong{margin-bottom:8px;color:var(--ink)}.method-button 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980px){.pay-layout,.auth-page,.merchant-layout,.two-column{grid-template-columns:1fr}.pay-summary,.merchant-sidebar{position:static}.merchant-sidebar nav{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 720px){:root{--container: min(100vw - 28px, 1180px)}main{padding-top:14px}.app-header{grid-template-columns:1fr;margin-bottom:28px;border-radius:16px}.app-header nav{justify-content:flex-start;overflow-x:auto;padding-bottom:2px}h1{font-size:clamp(2rem,12vw,3.2rem)}.pay-summary,.checkout-panel,.panel,.merchant-sidebar{padding:18px}.summary-grid,.detail-list,.method-grid,.analytics-grid,.share-box{grid-template-columns:1fr}.method-button{min-height:128px}.qr-box{width:100%;max-width:220px;height:220px}.qr-box img{width:192px;height:192px}.merchant-sidebar nav{grid-template-columns:1fr}.intent-row>button{grid-template-columns:1fr;gap:8px}.toolbar-row{align-items:stretch}.toolbar-row select{width:100%}}