/* ===================== Payotie POS — register ===================== */
:root{
  --teal:#0f766e; --teal-d:#0b5a54; --teal-l:#14b8a6;
  --ink:#0f1720; --slate:#334155; --muted:#64748b;
  --line:#e2e8f0; --bg:#f1f5f9; --card:#ffffff;
  --green:#16a34a; --green-d:#15803d; --red:#dc2626;
  --shadow:0 1px 3px rgba(15,23,42,.08),0 1px 2px rgba(15,23,42,.06);
  --shadow-lg:0 10px 30px rgba(15,23,42,.18);
  --tickw:370px;
}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
body.gated{visibility:hidden}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg); color:var(--ink);
  display:flex; flex-direction:column; height:100vh; overflow:hidden;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select{font-family:inherit}

/* -------- top bar -------- */
.topbar{
  display:flex; align-items:center; gap:14px;
  background:var(--teal); color:#fff; padding:0 16px; height:58px; flex:none;
  box-shadow:var(--shadow);
}
.icon-btn{color:inherit;font-size:22px;line-height:1;padding:8px;border-radius:8px}
.icon-btn:hover{background:rgba(255,255,255,.12)}
.brand{font-size:20px;font-weight:800;letter-spacing:-.02em}
.brand span{color:#99f6e4}
.search{flex:1;max-width:520px;min-width:0}
.search input{
  width:100%; border:none; border-radius:9px; padding:10px 14px; font-size:15px;
  background:rgba(255,255,255,.16); color:#fff;
}
.search input::placeholder{color:rgba(255,255,255,.75)}
.search input:focus{outline:2px solid #5eead4;background:rgba(255,255,255,.24)}
.topbar-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.pill{
  color:#fff;background:rgba(255,255,255,.16);border-radius:20px;
  padding:7px 14px;font-size:14px;font-weight:600;display:flex;align-items:center;gap:7px;
}
.pill:hover{background:rgba(255,255,255,.26)}
.badge{background:#fbbf24;color:#78350f;border-radius:10px;padding:0 7px;font-size:12px;font-weight:800;min-width:20px;text-align:center}
.currency-select{
  background:rgba(255,255,255,.16);color:#fff;border:none;border-radius:8px;
  padding:8px 8px;font-size:14px;font-weight:600;
}
.currency-select option{color:#0f1720}
.avatar{
  width:38px;height:38px;border-radius:50%;background:#0b5a54;
  display:flex;align-items:center;justify-content:center;font-weight:700;
  border:2px solid rgba(255,255,255,.4);
}

/* -------- workspace -------- */
.workspace{flex:1;display:flex;min-height:0}
.catalog{flex:1;display:flex;flex-direction:column;min-width:0}

/* category tabs */
.cat-tabs{
  display:flex;gap:8px;padding:14px 16px;overflow-x:auto;flex:none;
  background:var(--bg);border-bottom:1px solid var(--line);
}
.cat-tabs::-webkit-scrollbar{height:0}
.cat-tab{
  white-space:nowrap;padding:9px 16px;border-radius:22px;font-size:14px;font-weight:600;
  color:var(--slate);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
}
.cat-tab.active{background:var(--ink);color:#fff;border-color:var(--ink)}

/* product tiles */
.tile-grid{
  flex:1;overflow-y:auto;padding:16px;
  display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));
  grid-auto-rows:118px;gap:12px;align-content:start;
}
.tile{
  border-radius:14px;padding:12px;color:#fff;position:relative;overflow:hidden;
  display:flex;flex-direction:column;justify-content:space-between;text-align:left;
  box-shadow:var(--shadow);transition:transform .06s ease;
}
.tile:active{transform:scale(.96)}
.tile .t-name{font-weight:700;font-size:15px;line-height:1.2;text-shadow:0 1px 2px rgba(0,0,0,.18)}
.tile .t-price{font-size:14px;font-weight:600;opacity:.95}
.tile.no-results{grid-column:1/-1;background:none;color:var(--muted);box-shadow:none;
  align-items:center;justify-content:center;font-weight:600;height:120px}

/* -------- ticket panel -------- */
.ticket{
  width:var(--tickw);flex:none;background:var(--card);border-left:1px solid var(--line);
  display:flex;flex-direction:column;box-shadow:-4px 0 16px rgba(15,23,42,.04);
}
.ticket-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}
.ticket-head-left{display:flex;align-items:center;gap:8px}
.ticket-back{display:none;color:var(--slate);font-size:24px;margin:-4px 0 -4px -6px}
.ticket-title{font-size:17px;font-weight:800}
.ticket-sub{font-size:12.5px;color:var(--muted);margin-top:2px}
.ticket-head-actions{display:flex;gap:8px}
.mini-btn{font-size:13px;font-weight:600;color:var(--slate);background:var(--bg);padding:7px 12px;border-radius:8px}
.mini-btn:hover{background:#e2e8f0}
.mini-btn.danger{color:var(--red)}

.lines{flex:1;overflow-y:auto;padding:8px 10px}
.empty-lines{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);text-align:center;gap:10px}
.empty-ico{font-size:40px;opacity:.55}
.empty-lines p{font-size:14px;line-height:1.5}

.line{display:flex;align-items:center;gap:10px;padding:11px 10px;border-radius:10px}
.line:hover{background:var(--bg)}
.line-main{flex:1;min-width:0}
.line-name{font-weight:600;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.line-unit{font-size:12.5px;color:var(--muted)}
.qty{display:flex;align-items:center;gap:2px;background:var(--bg);border-radius:8px;padding:2px}
.qty button{width:28px;height:28px;border-radius:6px;font-size:17px;font-weight:700;color:var(--teal)}
.qty button:hover{background:#fff}
.qty span{min-width:24px;text-align:center;font-weight:700;font-size:14px}
.line-total{font-weight:700;font-size:14.5px;min-width:64px;text-align:right}

.totals{padding:14px 18px;border-top:1px solid var(--line);background:#fafcff}
.totals .row{display:flex;justify-content:space-between;font-size:14px;padding:3px 0}
.totals .row.muted{color:var(--muted)}
.totals .row.muted em{font-style:normal}
.totals .grand{font-size:19px;font-weight:800;margin-top:6px;padding-top:8px;border-top:1px dashed var(--line)}

.charge-btn{
  margin:0 18px 18px;padding:17px;border-radius:13px;background:var(--green);color:#fff;
  font-size:17px;font-weight:800;display:flex;justify-content:space-between;align-items:center;
  box-shadow:0 4px 12px rgba(22,163,74,.35);
}
.charge-btn:hover:not(:disabled){background:var(--green-d)}
.charge-btn:disabled{background:#cbd5e1;box-shadow:none;cursor:not-allowed}

/* -------- nav drawer -------- */
.nav-drawer{position:fixed;inset:0;z-index:90}
.nav-scrim{position:absolute;inset:0;background:rgba(15,23,42,.45)}
.nav-panel{
  position:absolute;top:0;left:0;bottom:0;width:280px;max-width:82vw;background:#111827;color:#cbd5e1;
  display:flex;flex-direction:column;box-shadow:var(--shadow-lg);
  animation:slideIn .2s ease;
}
@keyframes slideIn{from{transform:translateX(-100%)}to{transform:translateX(0)}}
.nav-brand{font-size:22px;font-weight:800;letter-spacing:-.02em;color:#fff;padding:22px 22px 16px}
.nav-brand span{color:#5eead4}
.nav-links{display:flex;flex-direction:column;gap:2px;padding:6px 12px;flex:1}
.nav-link{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:600;color:#cbd5e1;text-decoration:none}
.nav-link .nl{font-size:17px;width:20px;text-align:center}
.nav-link:hover{background:#1f2937;color:#fff}
.nav-link.active{background:var(--teal);color:#fff}
#navSignout{color:#fca5a5}
#navSignout:hover{background:rgba(220,38,38,.16);color:#fecaca}
.nav-foot{padding:16px 22px;font-size:12px;color:#94a3b8;border-top:1px solid rgba(255,255,255,.08);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* -------- mobile cart bar -------- */
.mobile-cart{display:none}

/* -------- modals -------- */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;padding:20px;z-index:80}
.modal{background:#fff;border-radius:18px;width:100%;max-width:420px;box-shadow:var(--shadow-lg);overflow:hidden}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.modal-head h2{font-size:19px;font-weight:800}
.modal-head .icon-btn{color:var(--muted)}

.pay-tabs{display:flex;gap:8px;padding:16px 20px 0}
.pay-tab{flex:1;padding:12px;border-radius:10px;font-weight:700;font-size:14px;color:var(--slate);background:var(--bg);border:2px solid transparent}
.pay-tab.active{background:#f0fdfa;border-color:var(--teal);color:var(--teal)}
.pay-pane{padding:18px 20px}
.tender-row label{display:block;font-size:13px;color:var(--muted);font-weight:600;margin-bottom:6px}
.tender-row input{width:100%;font-size:26px;font-weight:800;padding:12px 14px;border:2px solid var(--line);border-radius:12px;text-align:right}
.tender-row input:focus{outline:none;border-color:var(--teal)}
.quick-cash{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:14px 0}
.quick-cash button{padding:12px 4px;border-radius:10px;background:var(--bg);font-weight:700;font-size:14px;color:var(--slate)}
.quick-cash button:hover{background:#e2e8f0}
.change-line{display:flex;justify-content:space-between;font-size:16px;font-weight:600;padding-top:6px;border-top:1px dashed var(--line)}
.change-line strong{font-size:20px;color:var(--green-d)}
.pane-note{color:var(--muted);font-size:14.5px;line-height:1.6}
.confirm-btn{width:calc(100% - 40px);margin:6px 20px 20px;padding:16px;border-radius:13px;background:var(--teal);color:#fff;font-size:16px;font-weight:800}
.confirm-btn:hover{background:var(--teal-d)}

/* drawer */
.drawer{background:#fff;border-radius:18px;width:100%;max-width:440px;max-height:80vh;display:flex;flex-direction:column;box-shadow:var(--shadow-lg)}
.held-list{overflow-y:auto;padding:12px 16px 20px}
.held-item{display:flex;align-items:center;justify-content:space-between;padding:14px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px}
.held-item:hover{border-color:var(--teal);background:#f0fdfa}
.held-info .h-name{font-weight:700}
.held-info .h-meta{font-size:12.5px;color:var(--muted)}
.held-actions{display:flex;gap:8px;align-items:center}
.held-total{font-weight:800}
.held-empty{text-align:center;color:var(--muted);padding:34px 0;font-weight:600}

/* success */
.modal.done{max-width:360px;text-align:center;padding:30px 24px 24px}
.done-check{width:70px;height:70px;border-radius:50%;background:var(--green);color:#fff;font-size:38px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;box-shadow:0 6px 18px rgba(22,163,74,.4)}
.modal.done h2{font-size:21px;font-weight:800}
.done-amount{font-size:30px;font-weight:800;margin:10px 0 2px}
.done-change{color:var(--muted);font-weight:600;margin-bottom:16px;min-height:20px}

/* -------- responsive -------- */
@media (max-width:820px){
  :root{--tickw:min(88vw,380px)}
  .search{max-width:none}
  .ticket{
    position:fixed;top:0;left:0;right:0;bottom:0;width:100%;z-index:60;
    border-left:none;transform:translateX(100%);transition:transform .25s ease;
  }
  .ticket.open{transform:translateX(0)}
  .ticket-back{display:inline-flex;align-items:center}
  .mobile-cart{
    display:flex;position:fixed;left:16px;right:16px;bottom:16px;z-index:35;
    background:var(--green);color:#fff;border-radius:14px;padding:16px 20px;
    justify-content:space-between;font-weight:800;font-size:16px;box-shadow:0 8px 22px rgba(22,163,74,.4);
  }
  .mobile-cart.hidden{display:none}
}
@media (max-width:540px){
  .brand{display:none}
  .topbar{gap:8px;padding:0 10px}
  .pill{padding:7px 11px}
  .pill .pill-label{display:none}
  .currency-select{max-width:82px;padding:8px 4px}
  .search input{padding:9px 12px}
  .tile-grid{grid-template-columns:repeat(auto-fill,minmax(112px,1fr));grid-auto-rows:104px}
}