:root{--ink:#1f2a4d;--muted:#667085;--line:#e4e8f2;--bg:#f7f9ff;--card:#fff;--brand:#4a6fd1;--brand2:#8fb0f5;--peach:#ffa96b;--soft:#eef3ff;--red:#b91c1c;--amber:#b45309}
*{box-sizing:border-box}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink);text-decoration:none}
.logo{height:31px;width:auto;display:block}
#appName{font-size:22px;letter-spacing:.01em;color:var(--brand)}
/* app shell: sidebar on desktop, bottom tab bar on phones (same nav element) */
:root{--side-w:232px;--tab-h:62px}
.side{position:fixed;top:0;bottom:0;left:0;width:var(--side-w);background:var(--card);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:18px 12px;z-index:7}
.side .brand{padding:0 8px 16px}
.side-ctx{padding:0 10px 10px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
.side-ctx:empty{display:none}
#appNav{display:flex;flex-direction:column;gap:2px}
#appNav .nav{display:flex;align-items:center;gap:12px;width:100%;padding:10px 12px;border:0;border-radius:10px;background:none;font:inherit;font-size:15px;color:var(--ink);text-decoration:none;cursor:pointer;text-align:left}
#appNav .nav:hover{background:var(--soft)}
#appNav .nav[aria-selected=true],#appNav .nav.on{background:var(--soft);color:var(--brand);font-weight:600}
#appNav .nav svg{width:20px;height:20px;flex:none}
#appNav .sep{height:1px;background:var(--line);margin:10px 4px}
.side-foot{margin-top:auto;padding:12px 10px 0;border-top:1px solid var(--line);font-size:13px;color:var(--muted);word-break:break-all}
.side-foot:has(#who:empty){display:none}
.mainwrap{margin-left:var(--side-w);min-height:100vh}
.top{display:flex;align-items:center;gap:12px;padding:12px 24px;background:#ffffffe6;backdrop-filter:blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5;min-height:62px}
.mbrand{display:none}
.ttl{flex:1;min-width:0}
#topTitle{font-weight:700;font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#topSub{font-size:13px;color:var(--muted)}#topSub:empty{display:none}
main{max-width:1040px;margin:0 auto;padding:22px 24px 120px}
.splash{display:flex;flex-direction:column;align-items:center;gap:12px;padding:18vh 0;color:var(--muted)}
.strip{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.strip .chip{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 14px;flex:1;min-width:150px}
.strip .chip b{display:block;font-size:18px;line-height:1.3}

h1{font-size:26px;margin:4px 0 4px}h2{font-size:19px;margin:0 0 12px}h3{font-size:16px;margin:18px 0 8px}
.sub{color:var(--muted);margin:0 0 18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:16px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-bottom:16px}
.grid2>.card{margin-bottom:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:10px;border:1px solid var(--brand);background:var(--brand);color:#fff;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--brand)}
.btn.danger{background:#fff;color:var(--red);border-color:#fecaca}
.btn.small{padding:5px 10px;font-size:13px;border-radius:8px}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
label{display:block;font-size:14px;font-weight:600;margin:10px 0 4px}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid #d1d5db;border-radius:9px;font:inherit;background:#fff;color:inherit}
textarea{min-height:70px;resize:vertical}
label.check{display:flex;align-items:center;gap:8px;font-weight:500}
label.check input{width:auto}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}
td.num,th.num{text-align:right;white-space:nowrap}
.desc{color:var(--muted);font-size:14px}
.cat{margin-top:22px}.cat:first-child{margin-top:0}
.qty{display:inline-flex;align-items:center;gap:6px}
.qty button{width:30px;height:30px;border-radius:8px;border:1px solid var(--line);background:#fff;font:inherit;font-weight:700;cursor:pointer;color:var(--brand)}
.qty span{min-width:18px;text-align:center;font-weight:600}
.pill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:#f3f4f6;color:var(--muted)}
.pill.ok{background:var(--soft);color:var(--brand)}.pill.warn{background:#fef3c7;color:var(--amber)}.pill.bad{background:#fee2e2;color:var(--red)}
.st-placed{background:#dbeafe;color:#1d4ed8}.st-preparing{background:#fef3c7;color:var(--amber)}.st-ready{background:var(--soft);color:var(--brand)}
.st-completed{background:#f3f4f6;color:var(--muted)}.st-cancelled{background:#fee2e2;color:var(--red)}
.balance{font-size:30px;font-weight:700}
.cart{position:fixed;left:var(--side-w);right:0;bottom:0;background:var(--card);border-top:1px solid var(--line);box-shadow:0 -6px 20px #0000000d;padding:12px 16px;z-index:6}
.cart .in{max-width:980px;margin:0 auto;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.cart .total{font-weight:700;font-size:18px;margin-right:auto}
.cart select{width:auto;min-width:220px}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 16px}
.tabs button{padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font:inherit;font-size:14px;cursor:pointer;color:var(--ink)}
.tabs button[aria-selected=true]{background:var(--ink);color:#fff;border-color:var(--ink)}
.order{border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:10px;background:#fff}
.order .head{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-bottom:6px}
.order ul{margin:6px 0;padding-left:18px}
.muted{color:var(--muted)}.small{font-size:13px}.err{color:var(--red);min-height:1em;margin:8px 0 0;font-size:14px}
.empty{color:var(--muted);padding:12px 0}
dialog{border:0;border-radius:16px;padding:0;width:min(480px,94vw);box-shadow:0 20px 50px #0003}
dialog form{padding:20px}dialog::backdrop{background:#0006}
#toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:20}
#toast.show{opacity:1}
.hero{padding:30px 0 10px}.hero-mark{width:150px;height:auto;display:block;margin:0 0 14px}
.hero h1 em{font-style:normal;color:var(--brand)}.hero .accent{display:inline-block;width:46px;height:5px;border-radius:3px;background:linear-gradient(90deg,var(--peach),var(--brand2));margin:2px 0 14px}.hero h1{font-size:32px}
.link{font-family:ui-monospace,monospace;font-size:14px;background:#f3f4f6;padding:6px 10px;border-radius:8px;word-break:break-all}
.show-sm{display:none}
@media (max-width:760px){
  .side{top:auto;right:0;width:auto;height:calc(var(--tab-h) + env(safe-area-inset-bottom));flex-direction:row;padding:0 4px env(safe-area-inset-bottom);border-right:0;border-top:1px solid var(--line);box-shadow:0 -4px 16px #0000000a}
  .side .brand,.side-ctx,.side-foot,#appNav .side-only,#appNav .sep{display:none}
  #appNav{flex-direction:row;flex:1;justify-content:space-around}
  #appNav .nav{flex-direction:column;gap:3px;padding:8px 2px;font-size:11px;justify-content:center;text-align:center;border-radius:12px;flex:1}
  #appNav .nav[aria-selected=true],#appNav .nav.on{background:none}
  #appNav .nav[aria-selected=true] svg,#appNav .nav.on svg{background:var(--soft);border-radius:999px;padding:3px 14px;width:52px;height:28px}
  body.no-tabs .side{display:none}
  .mainwrap{margin-left:0}
  .top{padding:10px 14px}
  .mbrand{display:block}
  main{padding:16px 14px calc(var(--tab-h) + 110px)}
  body.no-tabs main{padding-bottom:110px}
  .cart{left:0;bottom:calc(var(--tab-h) + env(safe-area-inset-bottom))}
  body.no-tabs .cart{bottom:0}
  #toast{bottom:150px}
}
@media (max-width:640px){.hide-sm{display:none}.show-sm{display:block}td,th{padding:9px 5px}.cart select{min-width:0;flex:1}}