*{box-sizing:border-box}
body{margin:0;background:#f8fafc;color:#0f172a;font-family:Inter,system-ui,sans-serif}
.wrap{max-width:1280px;margin:0 auto;padding:24px;display:grid;gap:24px}
.wrap-narrow{max-width:480px;margin:0 auto;padding:24px;display:grid;gap:24px}
.card{background:#fff;border:1px solid #e2e8f0;border-radius:24px;padding:20px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.grid-3{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid-2c{display:grid;gap:24px;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
@media (max-width:980px){.grid-2c{grid-template-columns:1fr}}
.field{display:grid;gap:8px;margin-bottom:14px}
label{font-size:14px;font-weight:600}
input,select{width:100%;padding:11px 13px;border:1px solid #cbd5e1;border-radius:14px;font-size:14px;background:#fff}
button,.btn{border:0;border-radius:14px;padding:10px 14px;cursor:pointer;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.primary{background:#0f172a;color:#fff}
.secondary{background:#fff;color:#0f172a;border:1px solid #cbd5e1}
.danger{background:#fef1f2;color:#be123c;border:1px solid #fecaca}
.success{background:#ecfdf5;color:#166534;border:1px solid #bbf7d0}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.muted{background:#f1f5f9;border-radius:16px;padding:12px 14px;font-size:14px}
.flash-error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca;padding:12px 16px;border-radius:14px;margin-bottom:12px}
.flash-success{background:#ecfdf5;color:#166534;border:1px solid #bbf7d0;padding:12px 16px;border-radius:14px;margin-bottom:12px}
.flash-warn{background:#fffbeb;color:#92400e;border:1px solid #fcd34d;padding:12px 16px;border-radius:14px;margin-bottom:12px}
.quickselect{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}
.quickselect button{padding:16px;font-size:16px;border-radius:18px;background:#fff;border:1px solid #e2e8f0;color:#0f172a}
.quickselect button:hover{border-color:#0f172a}
.products{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.product-card{position:relative;overflow:hidden;border:1px solid #e2e8f0;border-radius:22px;padding:16px;display:grid;gap:12px;background:#fff}
.product-tile{border:0;background:transparent;padding:0;text-align:left;width:100%;cursor:pointer;display:grid;gap:10px}
.product-emoji{font-size:52px;line-height:1}
.product-name{font-weight:800;font-size:18px;color:#0f172a}
.product-price{font-weight:800;font-size:18px;color:#0f172a}
.product-tile:disabled{opacity:.5;cursor:not-allowed}
.top-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.balance-pill{padding:8px 16px;border-radius:999px;font-weight:800;font-size:15px}
.balance-positive{background:#ecfdf5;color:#166534}
.balance-negative{background:#fef2f2;color:#b91c1c}
.balance-zero{background:#f1f5f9;color:#334155}
table.data{width:100%;border-collapse:collapse}
table.data th,table.data td{padding:8px 10px;border-bottom:1px solid #e2e8f0;text-align:left;font-size:14px}
table.data th{background:#f8fafc;font-weight:700}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:700}
.badge-completed{background:#ecfdf5;color:#166534}
.badge-cancelled{background:#f1f5f9;color:#64748b;text-decoration:line-through}
nav.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
nav.tabs a{padding:8px 16px;border-radius:12px;text-decoration:none;color:#0f172a;background:#f1f5f9;font-weight:600;font-size:14px}
nav.tabs a.active{background:#0f172a;color:#fff}
.pin-dots{display:flex;gap:10px;justify-content:center;margin:16px 0}
.pin-dot{width:16px;height:16px;border-radius:50%;background:#e2e8f0;border:1px solid #cbd5e1}
.pin-dot.filled{background:#0f172a;border-color:#0f172a}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.keypad button{padding:18px;font-size:22px;border-radius:16px;background:#fff;border:1px solid #e2e8f0}