:root{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang HK","Noto Sans TC",sans-serif;color:#182033;background:#f5f8fc;--blue:#0878ff;--line:#dfe7f2;--muted:#748198;--shadow:0 12px 35px rgba(34,63,102,.08)}*{box-sizing:border-box}body{margin:0;min-width:1024px;background:linear-gradient(180deg,#fbfdff,#eef4fb);overflow:hidden}button{font:inherit;color:inherit}.shell{height:100vh;min-height:720px;padding:0 10px 10px}.topbar{height:58px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 16px}.brand{display:flex;align-items:center;gap:8px;font-size:18px}.mark{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,#00a6ff,#3868ff);color:white;font-weight:900}.system-ok{padding:7px 16px;border-radius:999px;background:#e4f8e8;color:#187238;font-weight:800;font-size:13px}.clock{text-align:right;font-weight:650}.workspace{height:calc(100vh - 68px);display:grid;grid-template-columns:390px minmax(0,1fr) 64px;gap:10px;position:relative}.glass{background:rgba(255,255,255,.82);backdrop-filter:blur(22px);border:1px solid rgba(215,225,238,.9);box-shadow:var(--shadow);border-radius:24px}.cart{padding:14px;display:flex;flex-direction:column;position:relative;z-index:3;min-height:0}.order-card{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:4px 4px 10px}.order-card strong{font-size:18px;margin-left:6px}.eyebrow,.rows{font-size:12px;color:var(--muted);font-weight:750}.icon-btn{border:0;background:transparent}.compact-controls{display:flex;gap:8px;margin-bottom:10px}.toggle-chip{height:34px;border:1px solid #cfe0f7;background:white;border-radius:11px;padding:0 14px;font-weight:800;color:#225686;box-shadow:0 4px 12px rgba(30,95,165,.05)}.toggle-chip:first-child{border-color:#9ec6ff}.toggle-chip span{color:#8da2bb;margin-left:6px}.cart-list{min-height:0;overflow:auto;border-top:1px solid var(--line)}.cart-row{display:grid;grid-template-columns:46px 26px minmax(0,1fr) 82px 58px;gap:7px;align-items:center;min-height:62px;border-bottom:1px solid var(--line)}.row-id{height:44px;border:1px solid #bdd7ff;background:#f7fbff;border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#0968d9;font-weight:900}.row-id small{font-size:9px;font-weight:750;color:#6b7890}.link-tag{width:23px;height:23px;border:1px solid #aac9f7;border-radius:7px;background:#edf5ff;color:#146dd8;font-weight:900;font-size:11px}.line-copy{min-width:0}.line-copy b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px}.line-copy span{display:block;font-size:10px;color:var(--muted);margin-top:3px}.qty{display:flex;align-items:center;justify-content:center;gap:5px}.qty button,.add{width:26px;height:26px;border-radius:50%;border:1px solid #ced9e7;background:white}.line-price{font-size:12px;text-align:right}.drawer-trigger{margin:10px 0 8px;height:44px;border:1px solid #d6e0ed;background:linear-gradient(180deg,#fff,#f7fbff);border-radius:13px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;padding:0 12px;text-align:left}.drawer-arrow{font-size:26px;color:#5a6e88}.totals{border-top:1px solid var(--line);padding-top:6px}.totals>div{display:flex;justify-content:space-between;padding:6px 4px;font-size:12px}.totals .grand{font-size:17px}.checkout{height:62px;border:0;border-radius:15px;background:linear-gradient(135deg,#0d78ff,#0064ef);color:white;font-size:20px;display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:14px;padding:0 20px;box-shadow:0 10px 24px rgba(0,106,239,.22)}.checkout strong{font-size:16px}.pair-drawer{position:absolute;left:calc(100% + 10px);top:64px;width:min(430px,42vw);height:calc(100% - 82px);background:rgba(255,255,255,.97);backdrop-filter:blur(28px);border:1px solid #dbe4ef;border-radius:22px;box-shadow:0 24px 60px rgba(29,50,76,.22);padding:18px;z-index:20;overflow:auto;animation:slide .18s ease-out}@keyframes slide{from{transform:translateX(-18px);opacity:0}to{transform:none;opacity:1}}.drawer-head{display:flex;justify-content:space-between;align-items:start}.drawer-head h2{margin:2px 0}.drawer-head small,.hint{color:var(--muted);font-size:12px}.drawer-head button{border:0;background:#f1f5fa;width:32px;height:32px;border-radius:50%;font-size:20px}.pair-table{border:1px solid var(--line);border-radius:14px;overflow:hidden}.pair-head,.pair-row{display:grid;grid-template-columns:50px 1.4fr 1fr 1fr}.pair-head{background:#f7f9fc;color:#69788d;font-size:11px;font-weight:800}.pair-head span,.pair-row>*{padding:10px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.pair-row:last-child>*{border-bottom:0}.candidate-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}.candidate-list button{border:1px solid var(--line);background:#fff;border-radius:12px;text-align:left;padding:10px}.candidate-list small,.candidate-list span{display:block;color:var(--muted);font-size:10px}.catalog{display:grid;grid-template-rows:56px minmax(0,1fr) 68px;min-width:0;overflow:hidden}.categories{display:flex;align-items:center;gap:8px;padding:8px 14px;border-bottom:1px solid var(--line)}.categories button{border:0;background:transparent;padding:8px 15px;border-radius:12px;font-weight:800}.categories .active{background:var(--blue);color:white;box-shadow:0 8px 18px rgba(8,120,255,.22)}.grid-btn{margin-left:auto}.product-grid{padding:10px;display:grid;grid-template-columns:repeat(4,minmax(170px,1fr));grid-auto-rows:minmax(210px,1fr);gap:8px;overflow:auto}.product-card{background:rgba(255,255,255,.94);border:1px solid #e4ebf3;border-radius:18px;padding:12px;box-shadow:0 5px 15px rgba(44,73,107,.04);display:grid;grid-template-rows:1fr auto auto;min-height:210px}.product-media{position:relative;display:grid;place-items:center;min-height:120px;background:radial-gradient(circle at 50% 55%,#f9fbff,#fff 70%);border-radius:13px}.food{font-size:72px;filter:drop-shadow(0 12px 14px rgba(50,58,68,.12))}.badge{position:absolute;top:5px;left:5px;background:#ff9f0a;color:#5b3300;border-radius:7px;padding:4px 7px;font-size:10px;font-weight:900}.product-card h3{font-size:14px;margin:7px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.product-footer{display:flex;align-items:center;justify-content:space-between}.product-footer strong{font-size:16px}.add{font-size:20px}.bottom-bar{display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line);padding:5px 10px;background:rgba(255,255,255,.72)}.bottom-bar button{position:relative;border:0;background:transparent;display:grid;place-items:center;gap:1px;font-size:11px}.op-icon{font-size:24px}.bottom-bar i{position:absolute;top:0;right:30%;font-style:normal;background:#ff3b30;color:white;border-radius:999px;padding:2px 5px}.utility-rail{background:rgba(255,255,255,.75);border:1px solid #e3eaf3;border-radius:22px;display:flex;flex-direction:column;align-items:center;padding:9px 5px;gap:6px}.utility-rail button{width:52px;min-height:60px;border:0;background:transparent;border-radius:14px;font-size:22px}.utility-rail button:hover{background:#edf5ff}.utility-rail span{display:block;font-size:9px;margin-top:5px}@media(max-width:1280px){.workspace{grid-template-columns:350px minmax(0,1fr) 58px}.product-grid{grid-template-columns:repeat(3,minmax(170px,1fr))}.cart-row{grid-template-columns:42px 24px minmax(0,1fr) 74px 54px}.pair-drawer{width:400px}}