.invoice-shell{--bg-grad-a: #FBFAFF;--bg-grad-b: #F0E9FC;--card-bg: #ffffff;--ink: #17151C;--ink-soft: #625D6C;--ink-faint: #756D82;--line: #E9E7ED;--brand: #8B5CF6;--brand-dark: #6D3AC9;--success: #16a34a;--warn: #d97706;--error: #dc2626;--detected: #2563eb;--radius: 24px;--shadow: 0 16px 48px rgba(88, 54, 132, .09)}.invoice-shell{font-family:Roboto,Inter,system-ui,-apple-system,sans-serif;background:linear-gradient(135deg,var(--bg-grad-a) 0%,var(--bg-grad-b) 100%);color:var(--ink);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:32px 16px 24px;gap:16px}.invoice-card{width:100%;max-width:520px;background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;border:1px solid var(--line);display:flex;flex-direction:column;gap:20px}.invoice-card--centered{align-items:center;text-align:center}.fiat-invoice-choice h2{color:var(--brand);font-size:30px}.fiat-invoice-choice p{color:var(--ink-soft);line-height:1.6}.fiat-invoice-choice select{width:100%;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--card-bg);color:var(--ink);font:inherit}.fiat-invoice-choice button{padding:14px 20px;border:0;border-radius:12px;background:linear-gradient(100deg,#8b5cf6,#b391d5);color:#fff;font:inherit;font-weight:600;cursor:pointer}.fiat-invoice-choice button:disabled{opacity:.5;cursor:not-allowed}.fiat-invoice-choice [role=alert]{color:var(--error)}.store-header{display:flex;align-items:center;gap:14px}.store-header__logo{width:52px;height:52px;border-radius:14px;overflow:hidden;flex-shrink:0;background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);display:flex;align-items:center;justify-content:center}.store-header__logo img{width:100%;height:100%;object-fit:cover}.store-header__placeholder{color:#fff;font-weight:700;font-size:1.1rem}.store-header__meta{display:flex;flex-direction:column;justify-content:center}.store-header__name{margin:0;font-size:1.2rem;font-weight:700;line-height:1.2}.store-header__link{font-size:.85rem;color:var(--brand-dark);text-decoration:none}.store-header__link:hover{text-decoration:underline}.status-panel{border-radius:14px;padding:16px;border:1px solid var(--line);background:#f8fafc}.status-panel__head{display:flex;gap:12px;align-items:flex-start}.status-panel__icon{font-size:1.5rem;line-height:1}.status-panel__title{font-size:1.05rem;font-weight:700;display:flex;align-items:center;gap:8px}.status-panel__msg{margin-top:4px;font-size:.88rem;color:var(--ink-soft);line-height:1.4}.status-panel--success{background:#f0fdf4;border-color:#bbf7d0}.status-panel--detected{background:#eff6ff;border-color:#bfdbfe}.status-panel--warn{background:#fffbeb;border-color:#fde68a}.status-panel--error{background:#fef2f2;border-color:#fecaca}.status-panel--muted{background:#f8fafc;border-color:var(--line)}.status-panel__spinner{width:14px;height:14px;border:2px solid var(--ink-faint);border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.status-panel__confirms{margin-top:14px}.status-panel__confirms-bar{height:8px;background:#e2e8f0;border-radius:999px;overflow:hidden}.status-panel__confirms-fill{height:100%;background:var(--detected);transition:width .4s ease}.status-panel__confirms-text{display:block;margin-top:6px;font-size:.8rem;color:var(--ink-soft)}.status-panel__tx{margin-top:12px;display:flex;gap:8px;align-items:baseline;font-size:.82rem}.status-panel__tx-label{color:var(--ink-faint)}.status-panel__tx a{color:var(--brand-dark);text-decoration:none}.status-panel__tx a:hover{text-decoration:underline}.status-panel__tx code{font-family:ui-monospace,Menlo,monospace}.amount-panel{text-align:center;padding:8px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.amount-panel__primary{display:flex;flex-direction:column;gap:2px}.amount-panel__send-label{font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);font-weight:600}.amount-panel__value{font-size:2rem;font-weight:800;letter-spacing:-.02em;word-break:break-all}.amount-panel__coin{color:var(--brand-dark)}.amount-panel__fiat{font-size:.9rem;color:var(--ink-soft)}.amount-panel__note{margin-top:10px;font-size:.8rem;color:var(--ink-soft);line-height:1.4}.pay-address{display:flex;flex-direction:column;gap:14px;align-items:center}.pay-address__qr{padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px}.pay-address__qr img{display:block;width:200px;height:200px;image-rendering:pixelated}.pay-address__field{width:100%}.pay-address__label{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint);font-weight:600;margin-bottom:6px}.pay-address__network{text-transform:none;letter-spacing:0;font-style:normal;color:var(--ink-faint)}.pay-address__value{display:flex;align-items:center;gap:8px;background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:8px 10px}.pay-address__value code{flex:1;font-family:ui-monospace,Menlo,monospace;font-size:.82rem;word-break:break-all;color:var(--ink)}.pay-address__memo{width:100%;display:flex;flex-direction:column;gap:8px}.pay-address__memo-warn{background:#fffbeb;border:1px solid #fde68a;color:#92400e;border-radius:10px;padding:10px 12px;font-size:.82rem;line-height:1.4}.copy-btn{flex-shrink:0;background:var(--brand);color:#fff;border:none;border-radius:8px;padding:6px 12px;font-size:.78rem;font-weight:600;cursor:pointer;transition:background .15s ease}.copy-btn:hover{background:var(--brand-dark)}.wc-corner{position:fixed;top:16px;right:16px;z-index:50}.wc-corner__btn{background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);color:#fff;border:none;border-radius:999px;padding:10px 18px;font-size:.88rem;font-weight:700;cursor:pointer;box-shadow:0 8px 20px #4f46e566;transition:filter .15s ease}.wc-corner__btn:hover{filter:brightness(1.08)}.wc-corner__btn--connected{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:0 8px 20px #02061733}.wc-corner__backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40}.wc-corner__menu{position:absolute;top:calc(100% + 8px);right:0;z-index:50;width:250px;background:var(--card-bg);border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 40px #02061747;padding:8px;display:flex;flex-direction:column;gap:6px}@media (max-width: 480px){.wc-corner{top:10px;right:10px}.wc-corner__btn{padding:8px 14px;font-size:.8rem}}.wc-pay{width:100%;display:flex;flex-direction:column;gap:10px;align-items:center}.wc-pay__divider{width:100%;text-align:center;border-top:1px solid var(--line);position:relative;margin-top:4px}.wc-pay__divider span{position:relative;top:-10px;background:var(--card-bg);padding:0 10px;font-size:.75rem;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.04em}.wc-btn{width:100%;background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);color:#fff;border:none;border-radius:12px;padding:13px 18px;font-size:.98rem;font-weight:700;cursor:pointer;transition:filter .15s ease}.wc-btn:hover:not(:disabled){filter:brightness(1.07)}.wc-btn:disabled{opacity:.6;cursor:default}.wc-btn--alt{background:#fff;color:var(--brand-dark);border:1px solid var(--brand)}.wc-btn--alt:hover:not(:disabled){background:#eef2ff;filter:none}.wc-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.wc-link{background:none;border:none;color:var(--ink-faint);font-size:.78rem;cursor:pointer;text-decoration:underline}.wc-link:hover{color:var(--ink-soft)}.wc-picker{width:100%;display:flex;flex-direction:column;gap:6px}.wc-picker__item{width:100%;text-align:left;background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:11px 14px;font-size:.9rem;font-weight:600;color:var(--ink);cursor:pointer;transition:background .12s ease,border-color .12s ease}.wc-picker__item:hover:not(:disabled){background:#eef2ff;border-color:var(--brand)}.wc-picker__item:disabled{opacity:.6;cursor:default}.wc-result{font-size:.88rem;color:var(--ink-soft);display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;text-align:center}.wc-result--ok{color:var(--success);font-weight:600}.wc-result a,.wc-result--ok a{color:var(--brand-dark)}.wc-hint{width:100%;font-size:.78rem;color:var(--ink-faint);font-weight:400}.wc-error{font-size:.82rem;color:var(--error);text-align:center}.countdown{display:flex;flex-direction:column;align-items:center;gap:2px}.countdown__label{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);font-weight:600}.countdown__clock{font-size:1.3rem;font-weight:700;font-variant-numeric:tabular-nums;color:var(--ink)}.countdown--expired{color:var(--error);font-weight:600}.invoice-meta{border-top:1px solid var(--line);padding-top:16px}.invoice-meta__row{display:flex;justify-content:space-between;gap:16px;padding:4px 0;font-size:.85rem}.invoice-meta__row dt{color:var(--ink-faint)}.invoice-meta__row dd{color:var(--ink);text-align:right;word-break:break-word}.error-state{display:flex;flex-direction:column;align-items:center;gap:10px;padding:12px}.error-state__icon{font-size:2.6rem}.error-state__title{font-size:1.25rem;font-weight:700}.error-state__msg{color:var(--ink-soft);font-size:.9rem;line-height:1.5;max-width:320px}.btn-primary{margin-top:8px;background:var(--brand);color:#fff;border:none;border-radius:10px;padding:10px 22px;font-size:.92rem;font-weight:600;cursor:pointer}.btn-primary:hover{background:var(--brand-dark)}.loading-hint{color:var(--ink-faint);font-size:.85rem}.skeleton{background:linear-gradient(90deg,#eef2f7 25%,#e2e8f0 37%,#eef2f7 63%);background-size:400% 100%;animation:shimmer 1.4s ease infinite;border-radius:10px}.skeleton--logo{width:56px;height:56px;border-radius:14px}.skeleton--line{width:70%;height:16px}.skeleton--qr{width:200px;height:200px;border-radius:14px}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.page-footer{display:flex;gap:6px;align-items:center;color:#fff9;font-size:.8rem}.page-footer strong{color:#ffffffe6}@media (max-width: 420px){.invoice-card{padding:18px}.amount-panel__value{font-size:1.7rem}.pay-address__qr img{width:170px;height:170px}}.checkout-brand{width:100%;max-width:520px;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}.checkout-brand__art{display:block;width:100%;height:180px;object-fit:cover;object-position:center 52%}.checkout-brand__label{padding:15px 20px;margin:0;text-align:center;color:var(--brand-dark);font-size:11px;line-height:1.5;font-weight:750;letter-spacing:.16em}.invoice-shell .store-header{padding-bottom:18px;border-bottom:1px solid var(--line)}.invoice-shell .store-header__meta{min-width:0}.invoice-shell .store-header__name{color:var(--ink);overflow-wrap:anywhere}.invoice-shell .store-header__logo{border:1px solid var(--line);background:linear-gradient(135deg,#8b5cf6,#b794d9)}.invoice-shell .store-header__logo img{object-fit:contain;background:#fff}.invoice-shell .status-panel{border-radius:16px}.invoice-shell .status-panel--muted{background:#f8f5ff;border-color:#e7dcf8}.invoice-shell .status-panel__head>div{min-width:0}.invoice-shell .status-panel__title{flex-wrap:wrap;line-height:1.4}.invoice-shell .status-panel__tx{flex-wrap:wrap;overflow-wrap:anywhere}.invoice-shell .amount-panel{padding:22px 0;border-top:0}.invoice-shell .amount-panel__value{font-size:clamp(1.75rem,7vw,2.55rem);line-height:1.3;font-weight:700}.invoice-shell .amount-panel__send-label{margin-bottom:8px}.invoice-shell .pay-address__value,.invoice-shell .wc-picker__item{background:#fbfaff;border-radius:12px}.invoice-shell .pay-address__value code{min-width:0}.invoice-shell .pay-address__qr{box-shadow:0 8px 24px #6d3ac90f;padding:16px;border-radius:18px}.invoice-shell .copy-btn,.invoice-shell .wc-btn,.invoice-shell .btn-primary,.invoice-shell .wc-corner__btn{background:linear-gradient(100deg,#8b5cf6,#a276d1);min-height:40px}.invoice-shell .wc-btn,.invoice-shell .btn-primary{min-height:48px}.invoice-shell .wc-btn--alt,.invoice-shell .wc-corner__btn--connected{background:#fff}.invoice-shell .wc-btn--alt:hover:not(:disabled),.invoice-shell .wc-picker__item:hover:not(:disabled){background:#f4eeff}.invoice-shell .countdown{border-radius:12px;background:#f8f5ff;padding:12px;width:100%}.invoice-shell .invoice-meta__row{padding:7px 0;line-height:1.5}.invoice-shell .invoice-meta__row dd{min-width:0;overflow-wrap:anywhere}.invoice-shell .wc-corner{position:relative;top:auto;right:auto;align-self:center;width:100%;max-width:520px;display:flex;justify-content:flex-end}.invoice-shell .wc-corner__menu{max-width:calc(100vw - 32px)}.invoice-shell .wc-corner__btn{box-shadow:0 5px 16px #6d3ac926}.invoice-shell .page-footer{flex-direction:column;gap:7px;padding:8px 12px;text-align:center;line-height:1.5;color:var(--ink-soft)}.invoice-shell .page-footer a{color:var(--brand-dark);text-decoration:none;font-weight:650}.invoice-shell .page-footer a:hover{text-decoration:underline}.invoice-shell .page-footer__slogan{font-size:12px;color:var(--ink-soft)}.invoice-shell :is(button,a):focus-visible{outline:3px solid #B794D9;outline-offset:4px}.invoice-shell .error-state__title{margin:0;color:var(--ink)}@media (max-width:420px){.invoice-shell{padding:16px 12px 20px;gap:12px}.invoice-shell .invoice-card{padding:20px;border-radius:20px}.checkout-brand{border-radius:20px}.checkout-brand__art{height:145px}.invoice-shell .invoice-meta__row{flex-wrap:wrap;gap:4px 12px}.invoice-shell .invoice-meta__row dd{text-align:left}}@media (prefers-reduced-motion:reduce){.invoice-shell *,.invoice-shell *:before,.invoice-shell *:after{animation:none!important;transition:none!important}}.invoice-shell .checkout-socials{display:flex;flex-wrap:wrap;justify-content:center;gap:4px;margin:4px 0 8px}.invoice-shell .checkout-socials a{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px}.invoice-shell .checkout-socials a:hover{background:#eee6fb}.invoice-shell .checkout-socials img{display:block;width:24px;height:24px;object-fit:contain}.invoice-shell .invoice-document{width:100%;max-width:560px;background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.invoice-document .checkout-brand{max-width:none;border:0;border-radius:0;box-shadow:none}.invoice-document .checkout-brand__art{height:200px}.invoice-document .checkout-brand__label{padding:18px 20px 4px}.invoice-document .invoice-card{max-width:none;border:0;border-radius:0;box-shadow:none;padding:28px 32px 32px;gap:24px}.invoice-intro{text-align:center}.invoice-intro h1{font-size:26px;font-weight:600;letter-spacing:-.6px;line-height:1.25}.invoice-intro p{margin-top:10px;color:var(--ink-soft);font-size:14px}.invoice-document .store-header{padding-bottom:20px}.invoice-document .store-header__name{font-size:18px}.invoice-document .amount-panel{background:#f6f2ff;border:1px solid #E9E0FC;border-radius:16px;padding:24px 16px;color:var(--brand-dark)}.invoice-document .amount-panel__send-label{display:block;color:var(--brand-dark);margin-bottom:10px}.invoice-document .amount-panel__value{font-weight:600}.invoice-network-note{font-size:13px;line-height:1.6;text-align:center;color:var(--ink-soft)}.invoice-document .invoice-help{padding:16px;background:#f6f2ff;border-radius:12px;font-size:13px}.invoice-document .invoice-refresh{background:transparent;color:var(--brand-dark);border:1px solid var(--line)}.invoice-document .page-footer{padding:26px 20px;border-top:1px solid var(--line);background:#fdfcff;font-size:12px}.invoice-document .page-footer__slogan{color:var(--brand-dark);font-size:14px}.invoice-document .page-footer__address{font-size:11px;line-height:1.7}.invoice-document .page-footer__copyright{font-size:10px;margin-top:6px}.invoice-document .wc-corner{padding:16px 32px 0;max-width:none}@media (max-width: 480px){.invoice-document .invoice-card{padding:24px 20px;gap:20px}.invoice-document .checkout-brand__art{height:160px}.invoice-intro h1{font-size:24px}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.container{display:flex;justify-content:center;align-items:center;min-height:100vh;width:100%}.content{text-align:center;padding:40px;background:#fffffff2;border-radius:20px;box-shadow:0 20px 60px #0000004d;max-width:500px}h1{color:#333;margin-bottom:40px;font-size:2.5rem}.button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:15px 40px;font-size:1.1rem;border-radius:50px;cursor:pointer;transition:all .3s ease;box-shadow:0 10px 25px #667eea66;font-weight:600}.button:hover{transform:translateY(-2px);box-shadow:0 15px 35px #667eea99}.button:active{transform:translateY(0);box-shadow:0 5px 15px #667eea66}.click-count{margin-top:30px;color:#666;font-size:1.2rem;font-weight:500}