:root{--color-primary:#f97316;--color-primary-dark:#ea580c;--color-bg:#f8fafc;--color-card:#fff;--color-text:#0f172a;--color-muted:#64748b;--color-border:#e2e8f0;--color-danger:#dc2626;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--color-bg);color:var(--color-text);-webkit-tap-highlight-color:transparent;font-family:Noto Sans TC,system-ui,-apple-system,sans-serif;font-size:16px}button{font:inherit;cursor:pointer;background:0 0;border:none}.page{max-width:480px;margin:0 auto;padding:0 16px 96px}.center-state{text-align:center;min-height:70vh;color:var(--color-muted);flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex}.center-state h1{color:var(--color-text);font-size:20px}.table-header{background:var(--color-primary);color:#fff;border-radius:var(--radius);padding:12px 16px}.table-header-main{justify-content:space-between;align-items:center;gap:12px;display:flex}.table-header .table-number{font-size:20px;font-weight:700}.table-header .meta{opacity:.9;font-size:13px}.party-size-current,.party-size-locked{color:#fff;white-space:nowrap;background:#ffffff2e;border-radius:999px;flex:none;padding:7px 12px;font-size:14px;font-weight:700}.party-size-current{padding:0}.party-size-current button{color:#fff;cursor:pointer;background:#ffffff2e;border:none;border-radius:999px;padding:7px 28px 7px 12px;font-size:14px;font-weight:700}.party-size-current:after{content:"";pointer-events:none;border-bottom:2px solid #fff;border-right:2px solid #fff;width:7px;height:7px;position:absolute;top:50%;right:12px;transform:translateY(-65%)rotate(45deg)}.party-size-current{position:relative}.picker-backdrop{z-index:50;background:#0f172a80;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.picker-dialog{background:var(--color-card);width:100%;max-width:480px;padding:16px 16px calc(16px + env(safe-area-inset-bottom));border-radius:16px 16px 0 0}.picker-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;display:flex}.picker-header h2{font-size:17px}.picker-header button{color:var(--color-muted);font-size:14px}.picker-option{border-bottom:1px solid var(--color-border);width:100%;min-height:48px;color:var(--color-text);text-align:left;font-weight:700}.picker-option.selected{color:var(--color-primary-dark)}.picker-option:last-child{border-bottom:none}.category-title{margin:20px 0 8px;font-size:17px;font-weight:700}.ordering-sticky{z-index:20;background:var(--color-bg);border:1px solid var(--color-border);border-radius:0 0 var(--radius) var(--radius);border-top:none;margin:0 -4px 14px;padding:16px 12px 10px;position:sticky;top:0;box-shadow:0 10px 24px #0f172a14}.category-menu{border-top:1px solid var(--color-border);margin-top:12px;padding-top:10px}.category-menu .category-title{color:var(--color-muted);margin-top:0;font-size:14px}.category-tabs{scrollbar-width:none;gap:8px;padding-bottom:4px;display:flex;overflow-x:auto}.category-tabs::-webkit-scrollbar{display:none}.category-tab{border:1px solid var(--color-border);color:var(--color-text);white-space:nowrap;background:#fff;border-radius:999px;flex:none;padding:9px 14px;font-size:14px;font-weight:700}.category-tab.selected{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.category-tab:disabled{opacity:.5;cursor:not-allowed}.category-grid{grid-template-columns:repeat(2,1fr);gap:10px;display:grid}.category-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius);text-align:left;flex-direction:column;align-items:flex-start;gap:4px;padding:16px;display:flex}.category-card:disabled{opacity:.5;cursor:not-allowed}.category-card .category-name{color:var(--color-text);font-size:16px;font-weight:700}.category-card .category-count{color:var(--color-muted);font-size:12px}.step-nav{align-items:center;gap:10px;margin-top:20px;margin-bottom:10px;display:flex}.step-nav .step-title{margin:0}.btn-back{border:1px solid var(--color-border);background:var(--color-card);color:var(--color-primary-dark);white-space:nowrap;border-radius:999px;padding:6px 14px;font-size:14px}.sheet .btn-primary{width:100%;margin-top:12px}.menu-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius);align-items:center;gap:12px;margin-bottom:10px;padding:12px;display:flex}.menu-card .info{flex:1;min-width:0}.menu-card .name{font-weight:500}.menu-card .desc{color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.menu-card .points{color:var(--color-primary-dark);white-space:nowrap;font-weight:700}.menu-card-image,.menu-card-media{width:76px;height:76px}.menu-card-image{-o-object-fit:cover;object-fit:cover;background:var(--color-border);border-radius:8px}.menu-card-image-fallback{color:var(--color-primary-dark);justify-content:center;align-items:center;font-size:28px;font-weight:700;display:flex}.btn-add{background:var(--color-primary);color:#fff;border-radius:50%;flex-shrink:0;width:36px;height:36px;font-size:20px;line-height:1}.btn-add:disabled{background:var(--color-border);cursor:not-allowed}.cart-bar{z-index:20;background:var(--color-card);border-top:1px solid var(--color-border);padding:12px 16px calc(12px + env(safe-area-inset-bottom));justify-content:space-between;align-items:center;gap:12px;display:flex;position:fixed;bottom:0;left:0;right:0}.cart-bar .summary strong{color:var(--color-primary-dark);font-size:18px}.btn-primary{background:var(--color-primary);color:#fff;border-radius:var(--radius);padding:12px 24px;font-weight:700}.btn-primary:disabled{background:var(--color-border);color:var(--color-muted);cursor:not-allowed}.sheet-backdrop{z-index:30;background:#0f172a80;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{background:var(--color-bg);width:100%;max-width:480px;padding:20px 16px calc(20px + env(safe-area-inset-bottom));border-radius:16px 16px 0 0;max-height:80vh;overflow-y:auto}.sheet h2{margin-bottom:12px;font-size:18px}.cart-line{border-bottom:1px solid var(--color-border);grid-template-columns:76px minmax(0,1fr) auto;align-items:start;gap:10px;padding:10px 0;font-size:14px;display:grid}.cart-line-info{min-width:0}.cart-line-actions{text-align:right;white-space:nowrap;justify-items:end;gap:8px;display:grid}.cart-line .labels{color:var(--color-muted);font-size:12px}.qty-controls{align-items:center;gap:10px;display:flex}.qty-controls button{border:1px solid var(--color-border);background:#fff;border-radius:50%;width:28px;height:28px;font-size:16px}.qty-controls button:disabled{opacity:.4;cursor:not-allowed}.field-label{color:var(--color-muted);margin:12px 0 6px;font-size:14px;display:block}.text-input,textarea.text-input{border:1px solid var(--color-border);width:100%;font:inherit;background:#fff;border-radius:8px;padding:10px}.option-row{align-items:center;gap:8px;padding:8px 0;display:flex}.option-row input[type=checkbox],.option-row input[type=radio]{width:18px;height:18px;accent-color:var(--color-primary)}.party-size-options{flex-wrap:wrap;gap:8px;margin-bottom:4px;display:flex}.party-size-options button{border:1px solid var(--color-border);background:#fff;border-radius:10px;min-width:44px;height:44px;font-weight:700}.party-size-options button.selected{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.success-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius);text-align:center;gap:10px;width:100%;padding:24px;display:grid}.page:has(.success-card){justify-content:center;align-items:center;height:100vh;display:flex}.success-alert{color:var(--color-danger)}.success-card .order-number{letter-spacing:1px;color:var(--color-primary-dark);font-size:28px;font-weight:700}.notice{color:var(--color-danger);font-size:13px}.dialog-backdrop{z-index:40;background:#0f172a80;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.error-dialog{background:var(--color-card);border-radius:var(--radius);gap:12px;width:min(100%,360px);padding:20px;display:grid;box-shadow:0 20px 50px #0f172a33}.error-dialog h2{color:var(--color-danger);font-size:18px}.error-dialog p{color:var(--color-muted);line-height:1.5}