:root{--brand: #1f6feb;--brand-ink: #ffffff;--bg: #f7f7f9;--surface: #ffffff;--border: #e5e7eb;--text: #111827;--muted: #6b7280;--danger: #dc2626;--success: #16a34a;--warning: #d97706;--radius: 10px;--shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 16px rgba(0,0,0,.04);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text)}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;min-height:100%;background:var(--bg)}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;border:1px solid var(--border);background:var(--surface);padding:10px 16px;border-radius:var(--radius);cursor:pointer;transition:background .15s,border-color .15s,transform .05s}button:hover:not(:disabled){border-color:var(--brand)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}.btn-primary:hover:not(:disabled){filter:brightness(1.05)}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}input,textarea,select{font:inherit;width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;color:var(--text)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 20%,transparent)}.container{max-width:960px;margin:0 auto;padding:16px}.container-sm{max-width:560px;margin:0 auto;padding:16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.stack>*+*{margin-top:12px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row-space{display:flex;justify-content:space-between;align-items:center;gap:12px}.grid{display:grid;gap:12px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}@media (max-width: 640px){.grid-2,.grid-3{grid-template-columns:1fr}}.muted{color:var(--muted);font-size:14px}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600;background:#eef2ff;color:#3730a3}.badge-warn{background:#fef3c7;color:#92400e}.badge-ok{background:#dcfce7;color:#166534}.badge-err{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}.badge-mute{background:#f3f4f6;color:#374151}.header{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.header h1{font-size:18px;margin:0}.nav{display:flex;gap:16px;align-items:center}.nav a{color:var(--text);font-weight:500}.nav a.active{color:var(--brand)}.alert{padding:10px 12px;border-radius:var(--radius);margin:12px 0;font-size:14px}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}.alert-success{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}.alert-info{background:#dbeafe;color:#1e40af;border:1px solid #bfdbfe}.spinner{display:inline-block;width:18px;height:18px;border:3px solid #e5e7eb;border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:14px}th{font-weight:600;color:var(--muted);background:#fafafa}.menu-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.menu-card{display:flex;flex-direction:column;gap:8px}.menu-card .price{font-weight:700;color:var(--brand)}.qty{display:inline-flex;align-items:center;gap:8px}.qty button{padding:4px 12px}.footer{padding:24px;text-align:center;color:var(--muted);font-size:13px}