:root{
  --bg:#f4f6fb;--panel:rgba(255,255,255,.92);--panel-solid:#fff;--text:#111827;--muted:#6b7280;--line:#e7eaf0;
  --primary:#0a84ff;--primary-2:#5e5ce6;--success:#22c55e;--danger:#ef4444;--warning:#f59e0b;
  --shadow:0 18px 50px rgba(15,23,42,.08);--shadow-soft:0 8px 24px rgba(15,23,42,.06);--radius:24px;--radius-sm:16px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",Inter,system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.55}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%}code,pre{font-family:"SFMono-Regular",Consolas,monospace}.muted{color:var(--muted)}.break-all{word-break:break-all}.money-plus{color:#0f9f55}.money-minus{color:#dc2626}.span-2{grid-column:span 2}.button-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:20px;letter-spacing:-.4px}.brand-mark{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#0a84ff,#a855f7);box-shadow:0 10px 24px rgba(94,92,230,.28)}.brand-center{justify-content:center;margin-bottom:28px}
.btn{border:0;border-radius:13px;padding:11px 18px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;transition:.2s ease;white-space:nowrap}.btn:hover{transform:translateY(-1px)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.btn-primary{background:linear-gradient(145deg,#0a84ff,#1677ff);color:#fff;box-shadow:0 9px 20px rgba(10,132,255,.23)}.btn-dark{background:#111827;color:#fff}.btn-muted{background:#eef0f4;color:#222}.btn-glass{background:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow-soft)}.btn-success{background:#22c55e;color:#fff}.btn-danger{background:#ef4444;color:#fff}.btn-danger-soft{background:#fee2e2;color:#b91c1c}.btn-sm{padding:8px 13px;border-radius:11px;font-size:14px}.btn-lg{padding:14px 22px;border-radius:15px;font-size:16px}.btn-xl{padding:17px 24px;border-radius:18px;font-size:18px}.btn-block{width:100%}
.alert,.toast{border-radius:16px;padding:13px 16px;font-weight:650}.alert.success,.toast-success{background:#ecfdf3;color:#067647;border:1px solid #abefc6}.alert.danger,.toast-error{background:#fef3f2;color:#b42318;border:1px solid #fecdca}.toast{position:fixed;right:24px;top:22px;z-index:1000;max-width:520px;box-shadow:var(--shadow);animation:toastIn .28s ease}@keyframes toastIn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}
.eyebrow{font-size:12px;font-weight:850;letter-spacing:1.8px;color:#64748b;text-transform:uppercase}.panel{background:var(--panel);border:1px solid rgba(229,231,235,.9);border-radius:var(--radius);box-shadow:var(--shadow-soft);padding:24px}.panel-large{min-width:0}.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:20px}.panel-head h3{font-size:21px;margin:0}.panel-head p{margin:4px 0 0;color:var(--muted);font-size:14px}.info-box{background:#eff6ff;border:1px solid #bfdbfe;border-radius:18px;padding:18px 20px;color:#1e3a8a}.info-box p{margin:5px 0 0}.danger-panel{border-color:#fecaca}.danger-panel p{color:#7f1d1d}.empty-state{text-align:center;color:var(--muted);padding:36px 16px}.empty-state b{display:block;color:var(--text);font-size:18px}.empty-state p{margin:5px 0}.hint{font-size:13px;color:var(--muted)}
.form-stack{display:grid;gap:16px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.form-grid label,.form-stack label,.channel-form label{display:grid;gap:7px;font-weight:700;color:#374151}.form-grid small,.form-stack small,.channel-form small{font-weight:500;color:var(--muted)}input,select,textarea{width:100%;border:1px solid #dfe3ea;background:#fff;border-radius:13px;padding:12px 14px;color:var(--text);outline:none;transition:.2s}textarea{resize:vertical}input:focus,select:focus,textarea:focus{border-color:rgba(10,132,255,.7);box-shadow:0 0 0 4px rgba(10,132,255,.1)}input:disabled{background:#f3f4f6;color:#6b7280}.filter-bar{display:grid;grid-template-columns:minmax(220px,1fr) 180px 180px auto auto;gap:10px;margin-bottom:24px}.filter-bar input,.filter-bar select{padding:10px 12px}.inline-action{display:flex;align-items:center;gap:7px;min-width:360px}.inline-action input{padding:8px 10px}.sticky-actions{position:sticky;bottom:14px;z-index:10;display:flex;justify-content:flex-end;gap:12px;padding:14px;border:1px solid rgba(255,255,255,.8);border-radius:20px;background:rgba(255,255,255,.82);backdrop-filter:blur(20px);box-shadow:var(--shadow)}
.status-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:850;background:#eef2f7;color:#475569}.status-paid,.status-success{background:#dcfce7;color:#15803d}.status-pending,.status-retrying{background:#fff7d6;color:#a16207}.status-awaiting_review,.status-waiting{background:#e0f2fe;color:#0369a1}.status-failed,.status-expired,.status-rejected,.status-cancelled{background:#fee2e2;color:#b91c1c}.status-refunded,.status-partial_refund{background:#ede9fe;color:#6d28d9}
.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table th{text-align:left;color:#667085;font-weight:750;padding:13px 12px;border-bottom:1px solid var(--line);white-space:nowrap}.data-table td{padding:14px 12px;border-bottom:1px solid #eff1f4;vertical-align:middle}.data-table tr:last-child td{border-bottom:0}.data-table tbody tr:hover{background:rgba(248,250,252,.75)}.data-table b{display:block}.data-table small{display:block;color:var(--muted);margin-top:3px}.table-wrap{overflow:auto}.table-title{display:flex;align-items:center;gap:11px;min-width:180px}.pagination{display:flex;gap:7px;justify-content:center;padding-top:22px}.pagination a{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:#eef0f4}.pagination a.active{background:var(--primary);color:#fff}
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.cashier-body{min-height:100vh;background:radial-gradient(circle at 15% 0,#dff5ff 0,transparent 26%),radial-gradient(circle at 85% 12%,#f0e5ff 0,transparent 28%),#f5f7fb}.cashier-top{height:78px;max-width:1120px;margin:auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between}.secure-label{font-size:13px;color:#64748b}.cashier-main{max-width:1120px;margin:auto;padding:34px 22px 60px}.checkout-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:20px}.checkout-main-card,.checkout-side-card,.gateway-shell,.result-page{background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.95);border-radius:30px;box-shadow:0 28px 70px rgba(15,23,42,.1);backdrop-filter:blur(20px)}.checkout-main-card{padding:24px}.checkout-side-card{padding:24px;height:max-content}.merchant-banner{display:flex;align-items:center;gap:15px;padding-bottom:22px;border-bottom:1px solid #edf0f3;position:relative}.merchant-avatar{width:58px;height:58px;border-radius:18px;background:linear-gradient(145deg,#0a84ff,#a855f7);display:grid;place-items:center;color:#fff;font-size:22px;font-weight:900;overflow:hidden}.merchant-avatar img{width:100%;height:100%;object-fit:cover}.merchant-banner small,.merchant-banner h1,.merchant-banner p{display:block;margin:0}.merchant-banner small{color:#94a3b8}.merchant-banner h1{font-size:22px}.merchant-banner p{color:#64748b}.merchant-banner .status-badge{margin-left:auto;align-self:flex-start}.amount-panel{text-align:center;padding:40px 10px 35px}.amount-panel span,.amount-panel em{display:block;color:#64748b;font-style:normal}.amount-panel strong{display:block;font-size:52px;letter-spacing:-2px;margin:3px 0}.order-facts{display:grid;grid-template-columns:1fr 1fr;gap:12px}.order-facts>div{background:#f8fafc;border-radius:14px;padding:13px}.order-facts span,.order-facts b{display:block}.order-facts span{color:#94a3b8;font-size:12px}.order-facts b{font-size:13px;word-break:break-all}.panel-title{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px}.panel-title span{color:#64748b}.panel-title h2{margin:3px 0;font-size:25px}.secure-dot{font-size:12px!important;background:#ecfdf3;color:#047857!important;padding:5px 9px;border-radius:999px}.pay-methods{display:grid;gap:11px}.pay-method{display:flex;align-items:center;gap:12px;border:1px solid #e4e8ee;border-radius:17px;padding:13px;cursor:pointer;transition:.2s}.pay-method:hover{border-color:#9ccfff}.pay-method input{width:auto;position:absolute;opacity:0}.pay-method>span:nth-of-type(2){flex:1}.pay-method b,.pay-method small{display:block}.pay-method small{color:#7b8491}.pay-method i{font-style:normal;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;color:transparent;border:1px solid #d8dde5}.pay-method:has(input:checked){border-color:#0a84ff;background:#f3f8ff;box-shadow:0 0 0 3px rgba(10,132,255,.08)}.pay-method:has(input:checked) i{background:#0a84ff;border-color:#0a84ff;color:#fff}.pay-methods>.btn{margin-top:8px}.cashier-note{text-align:center;color:#64748b;font-size:13px;padding:20px}.cashier-footer{text-align:center;color:#94a3b8;font-size:12px;padding:25px}.result-inline{text-align:center;padding:25px 5px}.result-inline>span{width:66px;height:66px;border-radius:50%;display:grid;place-items:center;margin:auto;font-size:28px}.result-inline.success>span{background:#dcfce7;color:#15803d}.result-inline.waiting>span{background:#e0f2fe;color:#0369a1}.result-inline.danger>span{background:#fee2e2;color:#b91c1c}.result-inline h2{margin:14px 0 5px}.result-inline p{color:#64748b}.gateway-shell{max-width:620px;margin:20px auto;padding:26px}.gateway-head{display:flex;align-items:center;gap:13px;padding-bottom:20px;border-bottom:1px solid #edf0f3}.provider-logo{width:56px;height:56px;border-radius:18px;background:var(--gateway-accent,#0a84ff);color:#fff;display:grid;place-items:center;font-weight:900}.gateway-head div:nth-child(2){flex:1}.gateway-head small,.gateway-head h1{display:block;margin:0}.gateway-head small{color:#94a3b8}.gateway-head h1{font-size:20px}.gateway-head>span{font-size:12px;background:#fff7d6;color:#a16207;padding:6px 9px;border-radius:999px}.gateway-merchant{text-align:center;padding:26px 0 0}.gateway-merchant small{color:#94a3b8}.gateway-merchant h2{margin:3px 0}.gateway-merchant p{margin:0;color:#64748b}.gateway-amount{text-align:center;padding:26px 0}.gateway-amount span,.gateway-amount em{display:block;color:#64748b;font-style:normal}.gateway-amount strong{display:block;font-size:48px}.gateway-details{margin:0;background:#f8fafc;border-radius:18px;padding:8px 16px}.gateway-details>div{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-bottom:1px solid #edf0f3}.gateway-details>div:last-child{border:0}.gateway-details dt{color:#64748b}.gateway-details dd{margin:0;text-align:right;word-break:break-all}.sandbox-warning{margin:18px 0;background:#fff7d6;border:1px solid #fde68a;border-radius:15px;padding:14px}.sandbox-warning p{margin:4px 0 0;color:#854d0e}.gateway-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.gateway-actions .btn-success{grid-column:1/-1}.qr-wrap{text-align:center}.qr-wrap img{width:260px;height:260px;object-fit:contain;background:#fff;border:1px solid #e5e7eb;padding:10px;border-radius:20px}.qr-wrap p{color:#64748b}.redirect-shell{text-align:center;padding:60px 30px}.loading-ring{width:64px;height:64px;border-radius:50%;border:6px solid #e5e7eb;border-top-color:#0a84ff;animation:spin .8s linear infinite;margin:auto}@keyframes spin{to{transform:rotate(360deg)}}.redirect-shell h1{margin-top:25px}.redirect-shell p{color:#64748b}.result-page{max-width:660px;margin:20px auto;text-align:center;padding:42px}.result-icon{width:84px;height:84px;border-radius:50%;display:grid;place-items:center;margin:0 auto 20px;font-size:38px}.result-icon.success{background:#dcfce7;color:#15803d}.result-icon.waiting{background:#e0f2fe;color:#0369a1}.result-icon.danger{background:#fee2e2;color:#b91c1c}.result-page h1{font-size:36px;margin:8px}.result-page>p{color:#64748b}.result-receipt{margin:28px 0;text-align:left;background:#f8fafc;border-radius:20px;padding:10px 18px}.result-receipt>div{display:flex;justify-content:space-between;gap:20px;padding:12px 0;border-bottom:1px solid #e8ebef}.result-receipt>div:last-child{border:0}.result-receipt span{color:#64748b}.result-receipt b{text-align:right;word-break:break-all}.result-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}
@media(max-width:1100px){.feature-grid{grid-template-columns:repeat(2,1fr)}.channel-health{grid-template-columns:repeat(2,1fr)}.stat-grid{grid-template-columns:repeat(2,1fr)}.api-identity{grid-template-columns:1fr 1fr}.api-identity>div:first-child{grid-column:1/-1}.hero h1{font-size:52px}.content-grid,.detail-grid{grid-template-columns:1fr}.checkout-grid{grid-template-columns:1fr}.checkout-side-card{order:-1}.filter-bar{grid-template-columns:1fr 1fr 1fr}.filter-bar input{grid-column:1/-1}}
@media(max-width:820px){.public-header nav a:not(.btn){display:none}.hero{grid-template-columns:1fr;padding-top:35px;text-align:center}.hero h1{font-size:43px}.hero-copy>p{margin-inline:auto}.hero-actions,.hero-trust{justify-content:center}.phone-shell{width:min(390px,100%);transform:none}.metrics{grid-template-columns:repeat(2,1fr);margin-inline:18px}.metrics div:nth-child(2){border-right:0}.metrics div:nth-child(-n+2){border-bottom:1px solid #edf0f3}.section{margin:75px auto}.section-head h2{font-size:34px}.feature-grid,.channel-pills{grid-template-columns:1fr}.cta{margin-inline:18px;flex-direction:column;align-items:flex-start}.public-footer{margin-inline:20px}.docs-layout{grid-template-columns:1fr;margin-inline:18px}.docs-nav{position:static;display:flex;overflow:auto}.docs-hero{margin-inline:18px;padding:40px 24px}.docs-hero h1{font-size:40px}.endpoint-box{align-items:flex-start;flex-direction:column}.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.open{transform:none}.sidebar-overlay{display:block;position:fixed;inset:0;background:rgba(15,23,42,.35);z-index:40;opacity:0;pointer-events:none;transition:.25s}.sidebar.open+.sidebar-overlay{opacity:1;pointer-events:auto}.app-main{margin-left:0}.app-header{display:none}.mobile-top{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:rgba(255,255,255,.9);border-bottom:1px solid #e8ebef;position:sticky;top:0;z-index:35;backdrop-filter:blur(15px)}.mobile-top .icon-btn{border:0;background:#eef0f4;border-radius:10px;padding:8px 11px}.mobile-top a{font-size:13px;color:#64748b}.app-content{padding:16px}.welcome-band,.test-hero{padding:22px;align-items:flex-start;flex-direction:column}.welcome-band h2,.test-hero h2{font-size:28px}.api-identity{grid-template-columns:1fr}.api-identity>div:first-child{grid-column:auto}.toolbar,.detail-header{align-items:flex-start;flex-direction:column}.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.order-facts{grid-template-columns:1fr}.checkout-main-card,.checkout-side-card,.gateway-shell,.result-page{border-radius:23px}.cashier-main{padding:20px 12px 45px}.merchant-banner{align-items:flex-start}.merchant-banner .status-badge{position:absolute;right:0;top:0}.merchant-banner>div:nth-child(2){padding-right:70px}.amount-panel strong{font-size:44px}.public-header{padding-inline:18px}.inline-action{min-width:300px}}
@media(max-width:560px){.hero{padding-inline:18px}.hero h1{font-size:38px;letter-spacing:-2px}.hero-actions{display:grid}.metrics{grid-template-columns:1fr}.metrics div{border-right:0;border-bottom:1px solid #edf0f3!important}.metrics div:last-child{border-bottom:0!important}.feature-grid{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr 1fr;gap:10px}.stat-grid article{padding:16px}.stat-grid strong{font-size:24px}.panel{padding:18px;border-radius:20px}.filter-bar{grid-template-columns:1fr}.filter-bar input{grid-column:auto}.app-content{padding:12px}.checkout-main-card,.checkout-side-card{padding:18px}.cashier-top{height:66px}.cashier-top .brand{font-size:17px}.cashier-top .brand-mark{width:38px;height:38px}.gateway-head>span{display:none}.gateway-actions{grid-template-columns:1fr}.gateway-actions .btn-success{grid-column:auto}.result-page{padding:30px 18px}.result-receipt>div{flex-direction:column;gap:3px}.result-receipt b{text-align:left}.auth-card{padding:25px 20px}.auth-card-wide{width:calc(100vw - 24px)}.public-footer{grid-template-columns:1fr}.public-footer small{grid-column:auto}.detail-list>div{grid-template-columns:1fr;gap:3px}.sticky-actions{flex-direction:column}.sticky-actions .btn{width:100%}}