:root {
      --ink:#251916;--ink-2:#463631;--muted:#7b6a61;--paper:#f7f1e8;--card:#fffdf9;--line:#eaded0;
      --red:#d74432;--red-dark:#ac2d24;--orange:#f28d3f;--pink:#df5cae;--green:#2b9c78;--gold:#e8b34f;
      --shadow:0 16px 44px rgba(59,35,25,.10);--shadow-strong:0 24px 60px rgba(35,22,17,.22);--radius:20px;
    }
    *{box-sizing:border-box} html{background:var(--paper);scroll-behavior:smooth} body{margin:0;min-width:320px;color:var(--ink);background:
      radial-gradient(circle at 10% -10%, rgba(223,92,174,.13), transparent 26rem),
      radial-gradient(circle at 92% 8%, rgba(43,156,120,.10), transparent 24rem),
      var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;}
    button,input,textarea,select{font:inherit} button{cursor:pointer} img{display:block;max-width:100%} [hidden]{display:none!important}
    .preview-toolbar{position:sticky;z-index:100;top:0;display:flex;align-items:center;gap:8px;padding:10px max(12px, env(safe-area-inset-right)) 10px max(12px, env(safe-area-inset-left));color:#fff;background:rgba(28,19,16,.95);backdrop-filter:blur(16px);box-shadow:0 8px 26px rgba(0,0,0,.18);overflow-x:auto;scrollbar-width:none}
    .preview-toolbar::-webkit-scrollbar{display:none}
    .toolbar-brand{display:flex;align-items:center;gap:8px;margin-right:6px;white-space:nowrap}
    .toolbar-brand img{width:34px;height:34px;border-radius:10px;object-fit:cover;box-shadow:0 4px 12px rgba(0,0,0,.24)}
    .toolbar-brand strong{font-size:14px}
    .view-button,.toolbar-select{flex:0 0 auto;border:1px solid rgba(255,255,255,.16);border-radius:999px;min-height:36px;padding:7px 13px;color:rgba(255,255,255,.74);background:rgba(255,255,255,.04)}
    .view-button.active{color:#fff;border-color:var(--red);background:var(--red)} .toolbar-select{color:#fff;outline:0} .toolbar-select option{color:var(--ink)}
    .page{min-height:calc(100vh - 56px)} .customer-page{padding-bottom:104px}

    .menu-hero{position:relative;overflow:hidden;color:#fff;padding:18px 18px 92px;background:
      linear-gradient(180deg, rgba(15,10,9,.10), rgba(25,14,12,.56)),
      radial-gradient(circle at 10% 6%, rgba(241,92,184,.58), transparent 28rem),
      radial-gradient(circle at 86% 12%, rgba(35,218,154,.44), transparent 24rem),
      linear-gradient(135deg, #241815 0%, #4b251e 56%, #2d2824 100%);
    }
    .menu-hero::before{content:"";position:absolute;inset:-30% -15% auto;height:260px;background:linear-gradient(90deg, rgba(255,255,255,.13), transparent 28%, rgba(255,255,255,.11) 64%, transparent);transform:rotate(-6deg);pointer-events:none}
    .hero-shell{position:relative;z-index:1;max-width:980px;margin:0 auto}
    .menu-topline{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
    .hero-logo{width:min(680px, 78vw);border-radius:18px;box-shadow:0 14px 38px rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.16);background:#fff}
    .table-pill{flex:0 0 auto;padding:9px 13px;border-radius:999px;color:#fff;background:rgba(25,18,15,.48);border:1px solid rgba(255,255,255,.26);backdrop-filter:blur(10px);font-weight:800;font-size:14px}
    .hero-copy{margin-top:24px;max-width:720px}
    .hero-kicker{margin:0 0 8px;color:#ffd99d;font-weight:800;letter-spacing:.1em;font-size:13px}
    .menu-hero h1{margin:0 0 8px;font-size:clamp(30px,7vw,48px);line-height:1.12;letter-spacing:-.04em}
    .menu-hero p{margin:0;color:rgba(255,255,255,.76);line-height:1.7}
    .session-hint{margin-top:14px;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);color:#fff;box-shadow:0 10px 24px rgba(0,0,0,.14);max-width:680px}
    .session-hint strong{color:#ffe5a9}

    .menu-content{position:relative;z-index:2;max-width:980px;margin:-48px auto 0}
    .menu-tools{margin:0 14px 12px;padding:12px;border:1px solid rgba(255,255,255,.34);border-radius:18px;background:rgba(255,253,248,.94);box-shadow:var(--shadow);backdrop-filter:blur(12px)}
    .search-box{position:relative} .search-box input{width:100%;min-height:44px;border:1px solid var(--line);border-radius:13px;padding:10px 42px 10px 14px;color:var(--ink);background:#fff;outline:none}
    .search-box input:focus{border-color:rgba(215,68,50,.58);box-shadow:0 0 0 3px rgba(215,68,50,.10)} .search-box span{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--muted)}
    .category-tabs{display:flex;gap:8px;overflow-x:auto;padding:12px 14px 14px;scrollbar-width:none} .category-tabs::-webkit-scrollbar{display:none}
    .category-tab{flex:0 0 auto;border:1px solid var(--line);border-radius:999px;padding:10px 15px;color:var(--muted);background:var(--card);box-shadow:0 7px 18px rgba(54,34,24,.06)}
    .category-tab.active{color:#fff;border-color:var(--red);background:linear-gradient(135deg, var(--red), #ef6c45)}
    .product-list{display:grid;gap:13px;padding:0 14px}
    .product-card{display:grid;grid-template-columns:116px minmax(0,1fr) auto;gap:14px;min-height:138px;padding:12px;border:1px solid var(--line);border-radius:21px;background:rgba(255,253,248,.96);box-shadow:0 10px 30px rgba(58,36,26,.07)}
    .product-card.sold-out{opacity:.62} .product-photo{position:relative;overflow:hidden;min-height:112px;border-radius:16px;background:radial-gradient(circle at 35% 25%, rgba(255,215,139,.76), transparent 48%), linear-gradient(145deg, #6d3526, #271b17)}
    .product-photo img{width:100%;height:100%;object-fit:cover} .product-placeholder{position:absolute;inset:0;display:grid;place-items:center;font-size:52px}
    .product-badge{position:absolute;left:8px;top:8px;padding:5px 8px;border-radius:999px;color:#fff;background:rgba(36,24,20,.74);font-size:11px;font-weight:700;backdrop-filter:blur(6px)}
    .product-info{min-width:0;padding-top:3px} .product-info h3{margin:0 0 6px;font-size:18px;line-height:1.4} .product-info p{margin:0 0 12px;color:var(--muted);font-size:13px;line-height:1.58}
    .price-row{display:flex;align-items:baseline;gap:6px} .price{color:var(--red);font-weight:900;font-size:20px} .unit{color:var(--muted);font-size:12px} .add-wrap{display:flex;align-items:flex-end}
    .add-button{width:40px;height:40px;border:0;border-radius:50%;color:#fff;background:linear-gradient(145deg,#ef6547,var(--red-dark));box-shadow:0 8px 20px rgba(193,55,40,.26);font-size:25px;line-height:1} .add-button:active{transform:scale(.95)} .add-button[disabled]{background:#b7aaa3;box-shadow:none;cursor:not-allowed}

    .cart-bar{position:fixed;z-index:20;left:12px;right:12px;bottom:12px;max-width:780px;min-height:70px;margin:auto;border:0;border-radius:18px;padding:10px 12px 10px 18px;display:flex;align-items:center;justify-content:space-between;color:#fff;background:#241d19;box-shadow:0 16px 30px rgba(30,20,14,.3)}
    .cart-total{font-size:22px;font-weight:800} .cart-total small{margin-left:8px;color:rgba(255,255,255,.62);font-size:13px} .cart-checkout{padding:12px 18px;border-radius:13px;background:var(--red);font-weight:700}

    .sheet-backdrop,.modal-backdrop{position:fixed;z-index:200;inset:0;display:flex;align-items:end;background:rgba(24,17,13,.55)}
    .cart-sheet{width:100%;max-height:88vh;overflow:auto;padding:18px 18px 28px;border-radius:28px 28px 0 0;background:var(--paper)}
    .modal-backdrop{align-items:center;justify-content:center;padding:18px} .modal-card{width:min(700px,100%);max-height:90vh;overflow:auto;padding:18px;border-radius:24px;background:var(--paper);box-shadow:var(--shadow-strong)}
    .sheet-header,.modal-header,.cart-line,.staff-topline,.header-actions{display:flex;align-items:center;justify-content:space-between;gap:12px} .sheet-header h2,.modal-header h2{margin:0}
    .icon-button{width:38px;height:38px;border:0;border-radius:50%;background:#eae2d6} .cart-line{padding:14px 0;border-bottom:1px solid var(--line)} .cart-line-main span{display:block;margin-top:4px;color:var(--red);font-size:14px}
    .quantity-control{display:flex;align-items:center;gap:12px} .quantity-control button{width:32px;height:32px;border:1px solid var(--line);border-radius:50%;background:#fff}
    .field{display:grid;gap:7px;margin:14px 0;color:var(--muted);font-size:13px} .field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;color:var(--ink);background:#fff}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 14px} .field.wide{grid-column:1/-1}
    .primary-button,.secondary-button,.small-button,.danger-button{min-height:42px;border:0;border-radius:12px;padding:10px 15px;font-weight:700}
    .primary-button,.small-button{color:#fff;background:var(--red)} .secondary-button{color:var(--ink);background:#ede6da} .small-button.muted{color:var(--ink);background:#ede6da} .danger-button{color:#fff;background:#857066}
    .checkout-submit{width:100%;min-height:50px;margin-top:10px}

    .staff-page{padding:24px} .staff-shell{max-width:1400px;margin:0 auto} .staff-brand{display:flex;align-items:center;gap:12px} .staff-brand img{width:50px;height:50px;border-radius:14px;object-fit:cover;box-shadow:0 8px 20px rgba(56,32,25,.15)} .eyebrow{margin:0 0 6px;color:var(--red);font-weight:700;letter-spacing:.14em} .staff-topline h1{margin:0;font-size:clamp(26px,4vw,40px)}
    .live-badge{padding:8px 12px;border-radius:999px;color:var(--green);background:#e1f2e7;font-size:13px;font-weight:700}
    .summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin:0 0 18px} .summary-card{padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 8px 24px rgba(55,35,23,.06)} .summary-card span{display:block;color:var(--muted);font-size:13px;margin-bottom:8px} .summary-card strong{font-size:26px}
    .status-tabs,.admin-tabs{display:flex;gap:8px;overflow-x:auto;margin:0 0 18px} .status-tab{white-space:nowrap;border:1px solid var(--line);border-radius:12px;padding:10px 14px;background:#fff} .status-tab.active{color:#fff;border-color:var(--ink);background:var(--ink)}
    .orders-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px;align-items:start}
    .order-card{overflow:hidden;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 10px 26px rgba(46,31,22,.06)} .order-card.new{border-top:5px solid var(--red)} .order-card.cooking{border-top:5px solid var(--gold)} .order-card.ready{border-top:5px solid var(--green)} .order-card.done{border-top:5px solid #8d8d8d}
    .order-card-header{padding:16px;display:flex;align-items:start;justify-content:space-between;border-bottom:1px solid var(--line)} .table-number{font-size:26px;font-weight:800} .order-meta{color:var(--muted);text-align:right;font-size:12px;line-height:1.6}
    .order-items{padding:8px 16px} .order-item{display:grid;grid-template-columns:1fr auto;gap:10px;padding:10px 0;border-bottom:1px dashed var(--line)} .order-item strong{font-size:18px}
    .order-note{margin:12px 16px;padding:10px 12px;border-radius:10px;color:#765316;background:#fff2d9;font-size:13px} .order-total{padding:0 16px 6px;color:var(--red);font-weight:800}
    .order-actions{padding:14px 16px 16px;display:grid;grid-template-columns:1fr auto;gap:8px} .subtle{color:var(--muted);font-size:12px}

    .panel-shell{border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 10px 24px rgba(46,31,22,.06);padding:18px;margin-bottom:18px}
    .session-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px} .session-card{border:1px solid var(--line);border-radius:18px;padding:16px;background:#fffdf9} .session-card h3{margin:0 0 10px;font-size:20px} .session-meta{display:grid;gap:6px;color:var(--muted);font-size:13px;margin-bottom:14px} .session-total{font-size:28px;font-weight:900;color:var(--red)}

    .admin-toolbar{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:14px} .admin-toolbar input{flex:1;min-width:220px;border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff}
    .admin-products{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px} .admin-product-card{display:grid;grid-template-columns:104px 1fr;gap:14px;padding:12px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 10px 24px rgba(46,31,22,.06)} .admin-photo{position:relative;min-height:128px;overflow:hidden;border-radius:16px;background:linear-gradient(145deg,#6d3526,#271b17)} .admin-photo img{width:100%;height:100%;object-fit:cover} .admin-product-card h3{margin:0 0 6px} .admin-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
    .upload-zone{border:1px dashed #cab8a7;border-radius:18px;padding:14px;background:#fff8f1} .upload-zone.dragover{border-color:var(--red);background:#fff1eb} .upload-zone img{width:100%;max-height:240px;object-fit:cover;border-radius:12px;margin-bottom:12px} .upload-zone-content strong{display:block;margin-bottom:6px} .upload-zone-content small{display:block;line-height:1.6;color:var(--muted)} .upload-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
    .table-test-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:18px} .table-panel,.qr-preview{border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 10px 24px rgba(46,31,22,.06);padding:18px} .table-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px} .table-card{border:1px solid var(--line);border-radius:16px;padding:14px;background:#fffdf9} .table-card strong{font-size:18px} .table-card-actions{display:grid;gap:8px;margin-top:12px} .panel-note{color:var(--muted);line-height:1.7;margin-top:0} .base-url-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center} .qr-box{display:grid;place-items:center;padding:16px;border-radius:18px;background:#fff7f0;border:1px solid var(--line)} .qr-box img{width:min(260px,100%)} .qr-link{margin-top:12px;word-break:break-all;color:var(--muted);font-size:13px}

    .analytics-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:18px} .chart-list{display:grid;gap:12px} .bar-row{display:grid;gap:6px} .bar-header{display:flex;justify-content:space-between;gap:12px;font-size:13px} .bar-track{height:12px;border-radius:999px;background:#f1e7db;overflow:hidden} .bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--red), var(--orange))}
    .history-table-wrap{overflow:auto} .history-table{width:100%;min-width:760px;border-collapse:collapse} .history-table th,.history-table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top} .history-table th{background:#fbf7f1;color:var(--muted)}
    .tag{display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;font-size:12px;font-weight:700} .tag.open{background:#fff2d9;color:#8c5d16} .tag.paid{background:#e4f3ea;color:#227659}
    .date-filter-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap} .date-filter-row input{border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#fff}
    .muted-tip{color:var(--muted);font-size:12px;line-height:1.7}
    .line-chart{position:relative;min-height:280px;padding:8px 4px 0}
    .line-chart svg{width:100%;height:280px;overflow:visible}
    .line-chart .grid-line{stroke:#eadfd2;stroke-width:1}
    .line-chart .axis-text{fill:#8a776e;font-size:11px}
    .line-chart .trend-line{fill:none;stroke:var(--red);stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
    .line-chart .area-fill{fill:url(#lineAreaGradient)}
    .line-chart .trend-point{fill:#fff;stroke:var(--red);stroke-width:2.5}
    .line-chart-empty{display:grid;place-items:center;min-height:240px;color:var(--muted)}
    .chart-legend{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:8px;color:var(--muted);font-size:12px}
    .toast{position:fixed;left:50%;bottom:104px;transform:translateX(-50%) translateY(16px);padding:10px 14px;border-radius:999px;color:#fff;background:rgba(33,27,23,.92);opacity:0;pointer-events:none;transition:.2s;z-index:300;box-shadow:0 10px 20px rgba(0,0,0,.18)} .toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
    .empty-state{padding:48px 20px;text-align:center;color:var(--muted)}

    @media (max-width: 920px){ .analytics-layout,.table-test-layout{grid-template-columns:1fr} }
    @media (max-width: 640px){ .preview-toolbar{justify-content:flex-start} .toolbar-brand strong{display:none} .staff-page{padding:16px} .staff-topline{align-items:flex-start;flex-direction:column} .product-card{grid-template-columns:92px 1fr auto} .product-photo{min-height:94px} .hero-logo{width:min(90vw, 700px)} .form-grid{grid-template-columns:1fr} .table-grid{grid-template-columns:1fr 1fr} .admin-product-card{grid-template-columns:1fr} .toolbar-brand img{width:30px;height:30px} }
    @media print { .preview-toolbar,.header-actions,.admin-tabs,.panel-note,.base-url-row,.qr-link{display:none!important} body{background:#fff} .staff-page{padding:0} .table-test-layout{display:block} .qr-preview{border:0;box-shadow:none;text-align:center} .qr-box{background:#fff} }
  
/* Kitchen order identity and individual serving. */
.order-card-header{gap:10px}.order-card-header>div:first-child{min-width:0}.order-meta{flex:0 0 auto}.display-number{display:block;white-space:nowrap;font-variant-numeric:tabular-nums;font-size:11px}.dining-table{white-space:nowrap}.order-identity .takeout-tag{display:block;color:#c62f25;font-size:22px;font-weight:800}.takeout-phone{display:block;font-size:18px;white-space:nowrap;font-weight:700}.takeout-surname{display:block;font-size:16px;margin-top:4px;font-weight:600}.order-item label{display:flex;align-items:center;gap:10px;cursor:pointer}.order-item input{width:20px;height:20px;flex:0 0 auto;accent-color:#267044}.order-item.served label span{color:#267044;text-decoration:line-through}.order-items .order-item:last-child{border-bottom:0}