:root{--bg: #0f1220;--surface: #1a1f33;--surface-2: #232a42;--border: #2e3650;--text: #e8ecf5;--muted: #97a0bd;--primary: #4f7cff;--primary-d: #3a63dd;--success: #2fbf71;--warn: #f5a524;--danger: #f04444;--radius: 14px;--shadow: 0 6px 24px rgba(0, 0, 0, .25)}*{box-sizing:border-box}html,body,#app{margin:0;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;border:none;border-radius:10px;padding:10px 16px;background:var(--surface-2);color:var(--text);transition:transform .05s ease,background .15s ease,opacity .15s}button:active{transform:scale(.97)}button:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-d)}.btn-success{background:var(--success);color:#fff}.btn-warn{background:var(--warn);color:#2a1c00}.btn-danger{background:var(--danger);color:#fff}.btn-ghost{background:transparent;border:1px solid var(--border)}.btn-block{width:100%}.btn-lg{padding:14px 18px;font-size:1.05rem}input,select{font:inherit;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:10px 12px;width:100%}input:focus,select:focus{outline:2px solid var(--primary);border-color:transparent}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.muted{color:var(--muted)}.row{display:flex;align-items:center;gap:10px}.between{justify-content:space-between}.wrap{flex-wrap:wrap}.grow{flex:1}.stack{display:flex;flex-direction:column;gap:12px}.center{display:flex;align-items:center;justify-content:center}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.78rem;font-weight:600}.badge-empty{background:#2a3150;color:var(--muted)}.badge-open{background:#2fbf712e;color:#5fe0a0}.badge-checkout{background:#f5a52433;color:#ffce6b}.badge-closed{background:#2a3150;color:var(--muted)}a{color:var(--primary)}.container{max-width:1100px;margin:0 auto;padding:16px}.app-bar{position:sticky;top:0;z-index:10;background:#0f1220d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%);background:var(--danger);color:#fff;padding:12px 18px;border-radius:10px;box-shadow:var(--shadow);z-index:100}.grid-products{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}@media print{body{background:#fff;color:#000}.no-print{display:none!important}}