:root{--brand: #ff6b1a;--brand-dark: #e5560a;--brand-soft: #fff1e6;--ink: #1f2430;--muted: #7a8090;--line: #ececf0;--card: #fff;--radius: 16px}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink)}button{font:inherit;cursor:pointer}input,select{font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:#fff;min-width:0}input:focus,select:focus{outline:2px solid var(--brand);border-color:transparent}h1,h2,h3{margin:0}small,.muted{color:var(--muted);font-size:13px}.err{color:#c62828}.layout{min-height:100vh}.layout.with-inspector{display:grid;grid-template-columns:1fr 380px}main{position:relative;min-height:100vh;padding-bottom:80px}.theme-customer{background:#fffaf5}.theme-staff{background:#f3f4f8}.inspector-toggle{position:fixed;left:16px;bottom:16px;z-index:5;background:#111827;color:#fff;border:0;border-radius:999px;padding:8px 14px;font-size:13px;opacity:.85}.btn{background:var(--brand);color:#fff;border:0;border-radius:12px;padding:10px 18px;font-weight:600}.btn:hover{background:var(--brand-dark)}.btn:disabled{opacity:.45;cursor:default}.btn.full{width:100%;padding:14px;font-size:16px}.btn.sm{padding:6px 12px;font-size:13px;border-radius:10px}.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.ghost:hover{background:#f6f6f9}.btn.danger{background:#fff;color:#c62828;border:1px solid #f3c5c5}.btn.danger:hover{background:#fdeeee}.top{display:flex;align-items:center;gap:20px;padding:14px 24px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:4;flex-wrap:wrap}.logo{font-weight:800;font-size:20px;color:var(--brand);text-decoration:none}.top nav{display:flex;gap:6px}.top nav a{padding:6px 12px;border-radius:999px;color:var(--ink);text-decoration:none;font-size:14px;display:flex;gap:6px;align-items:center}.top nav a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}.top nav em{background:var(--brand);color:#fff;border-radius:999px;font-style:normal;font-size:11px;padding:1px 7px}.staff-link{margin-left:auto;font-size:13px;color:var(--muted);text-decoration:none}.staff-link:hover{color:var(--ink)}.content{max-width:760px;margin:0 auto;padding:20px 20px 0}.hero{background:linear-gradient(135deg,#ff8a3d,#ff5e1a);color:#fff;border-radius:22px;padding:28px 24px;margin-bottom:24px}.hero h1{font-size:26px}.hero p{margin:6px 0 0;opacity:.92}.section-title{font-size:18px;margin:4px 0 14px}.shop-list{display:grid;gap:12px}.shop-card{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;text-align:left;color:var(--ink);width:100%;transition:box-shadow .15s,transform .15s}.shop-card:hover{box-shadow:0 6px 20px #ff6b1a26;transform:translateY(-1px)}.shop-emoji{width:56px;height:56px;border-radius:16px;background:var(--brand-soft);display:grid;place-items:center;font-size:30px;flex:none}.shop-emoji.lg{width:64px;height:64px;font-size:34px}.shop-info{display:flex;flex-direction:column;gap:2px;flex:1}.shop-info b{font-size:16px}.chev{color:var(--muted);font-size:22px}.shop-head{display:flex;align-items:center;gap:14px;margin-bottom:16px}.chips{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 16px;font-size:14px}.chip.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}.dish{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px;display:flex;flex-direction:column;gap:8px}.dish-pic{background:var(--brand-soft);border-radius:12px;height:96px;display:grid;place-items:center;font-size:48px}.dish b{font-size:15px;line-height:1.3;min-height:38px}.dish-foot{display:flex;align-items:center;justify-content:space-between}.price{font-weight:700;color:var(--brand-dark)}.add{width:34px;height:34px;border-radius:50%;border:0;background:var(--brand);color:#fff;font-size:22px;line-height:1;display:grid;place-items:center}.add:hover{background:var(--brand-dark)}.cartbar{position:fixed;left:50%;transform:translate(-50%);bottom:16px;z-index:6;width:min(440px,calc(100% - 32px));display:flex;justify-content:space-between;background:var(--brand);color:#fff;border:0;border-radius:16px;padding:14px 18px;font-weight:600;box-shadow:0 10px 30px #ff6b1a66}.with-inspector .cartbar{left:calc(50% - 190px)}.line{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px;margin-bottom:10px}.line-pic{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);display:grid;place-items:center;font-size:24px;flex:none}.line-info{display:flex;flex-direction:column;flex:1;min-width:0}.stepper{display:flex;align-items:center;gap:10px}.stepper button{width:30px;height:30px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:18px;line-height:1}.stepper span{min-width:18px;text-align:center;font-weight:600}.checkout{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-top:16px;display:grid;gap:14px}.checkout label{display:grid;gap:6px;font-size:14px;color:var(--muted)}.total{display:flex;justify-content:space-between;align-items:center;font-size:16px}.total b{font-size:18px;color:var(--brand-dark)}.empty{text-align:center;padding:40px 0;color:var(--muted)}.empty div{font-size:48px}.lookup{display:flex;gap:8px;margin-bottom:16px}.lookup input{flex:1}.order{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:12px;display:grid;gap:12px}.order-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.order ul,.ticket ul{list-style:none;margin:0;padding:0;display:grid;gap:4px;font-size:14px}.order li{display:flex;justify-content:space-between}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.step{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;position:relative}.step i{width:14px;height:14px;border-radius:50%;background:var(--line);display:block;z-index:1}.step:before{content:"";position:absolute;top:6px;left:-50%;width:100%;height:3px;background:var(--line)}.step:first-child:before{display:none}.step.on i,.step.on:before{background:var(--brand)}.step.on small{color:var(--ink);font-weight:600}.tag{padding:3px 10px;border-radius:999px;font-size:12px;background:var(--line);width:fit-content}.tag.cancelled{background:#fdeaea;color:#c62828}.whoami{margin:0;font-size:14px;color:var(--muted)}.whoami b{color:var(--ink)}.userchip{font-size:13px;color:#c9cde0;padding:6px 10px}.userchip.light{color:var(--muted);margin-left:auto}.userchip a{color:var(--brand-dark)}.staff-link.nomargin{margin-left:0}.lookup{align-items:center;justify-content:space-between}.demo-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:12px;display:grid;gap:8px}.demo-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.demo-run{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.demo-res{font-family:ui-monospace,Menlo,monospace;font-size:13px;padding:4px 10px;border-radius:8px}.demo-res.ok{background:#e8f6ec;color:#15803d}.demo-res.bad{background:#fdeaea;color:#c62828}.staff-entry{max-width:520px;margin:0 auto;padding:56px 20px;display:grid;gap:14px}.staff-entry h1{font-size:26px}.staff-entry p{margin:0 0 8px;color:var(--muted)}.staff-top{display:flex;align-items:center;gap:24px;background:#1f2430;color:#fff;padding:14px 24px;flex-wrap:wrap}.staff-top nav{display:flex;gap:6px;margin-left:auto}.staff-top nav a{color:#c9cde0;text-decoration:none;padding:6px 14px;border-radius:8px;font-size:14px}.staff-top nav a.active{background:#343a4d;color:#fff}.staff>.bar,.staff>.panel,.staff>.board,.staff>.addform,.staff>.section-title,.staff>p{margin-left:24px;margin-right:24px}.bar{display:flex;justify-content:space-between;align-items:center;margin-top:20px;margin-bottom:16px}.board{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;align-items:start}.col{background:#e9ebf2;border-radius:14px;padding:10px;display:grid;gap:10px;align-content:start;min-height:120px}.col h3{font-size:14px;display:flex;justify-content:space-between;padding:2px 4px}.col h3 span{background:#fff;border-radius:999px;padding:0 9px;font-size:12px;line-height:20px}.ticket{background:#fff;border-radius:12px;padding:12px;display:grid;gap:10px;box-shadow:0 1px 3px #0000000f}.ticket .total{font-size:14px}.ticket .total b{font-size:15px}.actions{display:flex;gap:6px;flex-wrap:wrap}.panel{background:#fff;border-radius:14px;padding:6px 14px}.mrow{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}.mrow:last-child{border-bottom:0}.mrow.off{opacity:.5}.addform{display:flex;gap:8px;flex-wrap:wrap;background:#fff;border-radius:14px;padding:14px}.addform .emo{width:64px;text-align:center}.addform input[placeholder="Tên món"]{flex:1;min-width:160px}.theme-staff .section-title{margin-top:24px}.inspector{background:#111827;color:#e5e7eb;padding:14px;overflow:auto;max-height:100vh;position:sticky;top:0;align-self:start;height:100vh}.inspector h3{margin:0 0 4px}.inspector .muted{color:#9aa3b5}.entry{border-bottom:1px solid #2b3446;padding:8px 0;cursor:pointer;font-family:ui-monospace,Menlo,monospace;font-size:12px}.line-i{display:flex;gap:8px;align-items:center}.entry .path{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.entry pre{white-space:pre-wrap;word-break:break-all;background:#1c2536;padding:8px;border-radius:8px;margin:8px 0 0}.code{padding:1px 7px;border-radius:5px;font-weight:700;color:#fff}.code.ok{background:#16a34a}.code.warn{background:#d97706}.code.bad{background:#dc2626}@media (max-width: 900px){.layout.with-inspector{grid-template-columns:1fr}.inspector{height:auto;max-height:50vh;position:static}.with-inspector .cartbar{left:50%}}