:root{--bg: #0f172a;--card: #1e293b;--border: #334155;--text: #e2e8f0;--muted: #94a3b8;--accent: #f0c040;--danger: #f87171}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:32px}.brand-logo{width:40px;height:40px;display:block;margin:0 auto 12px}.brand{text-align:center;font-size:22px;font-weight:700}.subtitle{text-align:center;color:var(--muted);margin:4px 0 24px}.form{display:flex;flex-direction:column;gap:12px}label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}input,select{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:10px;color:var(--text);font-size:15px}button{background:var(--accent);color:#0f172a;border:none;border-radius:6px;padding:10px 16px;font-weight:600;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}.error{color:var(--danger);font-size:13px}.muted{color:var(--muted);font-size:13px}.secret{font-size:12px;color:var(--muted);word-break:break-all}.qr{display:block;margin:16px auto;background:#fff;padding:8px;border-radius:8px}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--card);border-bottom:1px solid var(--border)}.topbar-brand{display:flex;align-items:center;gap:8px;font-weight:700}.topbar-logo{width:24px;height:24px}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-left:4px}.topbar-user{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}.menu-item{background:transparent;color:var(--text);border:1px solid var(--border);padding:6px 12px;font-size:13px}.content{max-width:960px;margin:0 auto;padding:24px}.controls{display:flex;gap:16px;align-items:flex-end;flex-wrap:wrap;margin:20px 0}.controls label{min-width:140px}.totals{margin:20px 0}.total-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:16px 20px;display:inline-flex;flex-direction:column;gap:4px}.total-label{color:var(--muted);font-size:12px}.total-value{font-size:28px;font-weight:700;color:var(--accent)}section h3{font-size:15px;color:var(--muted);margin:28px 0 12px}table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden}th,td{text-align:left;padding:10px 16px;font-size:14px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;background:#00000026}tr:last-child td{border-bottom:none}.num{text-align:right;font-variant-numeric:tabular-nums}