:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--bg: #f6f7f8;--card: #ffffff;--text: #1f2937;--muted: #6b7280;--line: #eceff1;--shadow: 0 6px 20px rgba(16, 24, 40, .06);--accent: #3e7bfa;--accent-600: #2f5fcb;--danger: #d72d39;--green: #0ea679;--radius-xl: 18px;--radius-lg: 14px;--radius-md: 10px}.cashier-wrap{min-height:100svh;background:radial-gradient(1200px 600px at 10% -10%,#f0f4ff 0,#f6f7f8 40%,var(--bg) 100%);display:grid;place-items:start center;padding:40px 20px 64px;color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Hiragino Sans,Noto Sans TC,PingFang TC,Microsoft JhengHei,Arial,Segoe UI,sans-serif}.brand{width:100%;max-width:720px;margin:0 auto 16px;color:var(--muted);font-size:12px;letter-spacing:.12em;text-transform:uppercase}.cashier-card{width:90%;max-width:720px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow);padding:28px 24px 24px;margin-top:0}.page-title{margin:0 0 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var(--line);border-radius:var(--radius-md);overflow:hidden;max-height:320px}.preview img{display:block;width:100%;height:auto}.actions{margin-top:16px;display:flex;justify-content:center}:root{--success-500: #22c55e;--success-600: #16a34a;--success-700: #15803d}.btn{appearance:none;border:1px solid var(--accent);background:var(--accent);color:#fff;padding:10px 16px;border-radius:999px;font-weight:600;letter-spacing:.02em;transition:filter .15s ease,transform .02s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn.success{border-color:var(--success-500);background:linear-gradient(180deg,var(--success-500),var(--success-600));box-shadow:0 6px 14px #22c55e38,inset 0 1px #ffffff2e}.btn.success:hover{filter:brightness(1.03)}.btn.success:active{transform:translateY(1px);background:linear-gradient(180deg,var(--success-600),var(--success-700))}.btn.success:focus-visible{outline:3px solid 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