:root{
  --bg:#f3f5f8; --surface:#fff; --surface-2:#f8fafc; --line:#e3e7ee; --line-2:#cfd6e0;
  --text:#1b2430; --muted:#5b6675; --faint:#8a94a3;
  --brand:#0f3d6e; --brand-2:#164f8c; --brand-soft:#e8f0fa; --nav:#0c2340; --nav-text:#b8c4d6;
  --accent:#e8711a; --ok:#15803d; --ok-soft:#e9f7ef; --bad:#b91c1c; --bad-soft:#fdecec; --warn:#b45309; --warn-soft:#fff6e5;
  --radius:12px; --shadow:0 1px 2px rgba(16,24,40,.05),0 1px 3px rgba(16,24,40,.06);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--text);font:14px/1.45 var(--font);-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
button,a,.click,[data-c]{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.m-paybar{display:none}
a{color:var(--brand-2)}
.num{font-variant-numeric:tabular-nums}
.hidden{display:none!important}
.show-m,.show-m-cell{display:none}
.kpi .v.small{font-size:15px;line-height:1.3}

/* ── Giriş ── */
.login{min-height:100vh;min-height:100dvh;display:grid;place-items:center;padding:24px 16px;background:linear-gradient(160deg,#0c2340 0%,#123a66 100%)}
.login-card{width:100%;max-width:380px;background:#fff;border-radius:16px;padding:32px 28px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.login-card img{display:block;height:84px;width:84px;margin:0 auto 12px;background:var(--nav);border-radius:18px;padding:8px;object-fit:contain}
.login-card h1{text-align:center;font-size:19px;margin:0}
.login-card p{text-align:center;color:var(--muted);margin:4px 0 24px;font-size:13px}

/* ── İskelet ── */
.app{display:grid;grid-template-columns:232px 1fr;min-height:100%}
.side{background:var(--nav);color:var(--nav-text);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:10px;padding:18px 18px 14px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand img{height:40px;width:40px;object-fit:contain}
.brand b{color:#fff;font-size:15px;display:block;line-height:1.2}
.brand small{font-size:11px;color:var(--nav-text)}
.nav{padding:10px 10px;flex:1;overflow:auto}
.nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:8px;color:var(--nav-text);text-decoration:none;font-weight:500;margin-bottom:2px}
.nav a svg{width:18px;height:18px;flex:none;opacity:.85}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav a.on{background:rgba(255,255,255,.12);color:#fff}
.nav .sep{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:#6f80999e;padding:14px 12px 6px}
.side-foot{padding:12px 14px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;display:flex;align-items:center;gap:10px}
.avatar{width:32px;height:32px;border-radius:50%;background:#24486f;color:#fff;display:grid;place-items:center;font-weight:700;flex:none}
.side-foot .who{flex:1;min-width:0}.side-foot .who b{color:#fff;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-foot button{background:none;border:1px solid rgba(255,255,255,.15);color:var(--nav-text);border-radius:6px;padding:5px 8px;cursor:pointer}
.main{min-width:0;display:flex;flex-direction:column}
.top{display:flex;align-items:center;gap:12px;padding:16px 28px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.top h1{font-size:18px;margin:0;flex:1}
.top .menu-btn{display:none}
.content{padding:24px 28px 40px;max-width:1500px;width:100%}

/* ── Bileşenler ── */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-h{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line)}
.card-h h3{margin:0;font-size:14.5px;flex:1}
.card-b{padding:16px 18px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.span2{grid-column:span 2}
.mb{margin-bottom:16px}.mt{margin-top:16px}

.kpi{padding:16px 18px}
.kpi .l{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.kpi .v{font-size:24px;font-weight:700;margin-top:6px;letter-spacing:-.01em}
.kpi .d{font-size:12px;color:var(--muted);margin-top:4px}
.up{color:var(--ok)}.down{color:var(--bad)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line-2);background:var(--surface);border-radius:8px;padding:8px 14px;font-weight:600;cursor:pointer;white-space:nowrap;text-decoration:none;color:var(--text);font-size:13.5px}
.btn:hover{background:var(--surface-2)}
.btn svg{width:16px;height:16px}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-2)}
.btn.danger{color:var(--bad);border-color:#f0c4c4}.btn.danger:hover{background:var(--bad-soft)}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.sm{padding:5px 10px;font-size:12.5px}
.btn.lg{padding:13px 18px;font-size:15px}
.btn.block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.icon-btn{border:0;background:none;padding:6px;border-radius:6px;cursor:pointer;color:var(--muted);display:inline-grid;place-items:center}
.icon-btn:hover{background:var(--surface-2);color:var(--text)}
.icon-btn svg{width:17px;height:17px}

.field{display:block;margin-bottom:12px}
.field>span{display:block;font-size:12.5px;font-weight:600;margin-bottom:5px;color:#334155}
.input,select.input,textarea.input{width:100%;padding:9px 11px;border:1px solid var(--line-2);border-radius:8px;background:#fff;outline:none}
.input:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(22,79,140,.12)}
textarea.input{min-height:80px;resize:vertical}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}
.toolbar .grow{flex:1;min-width:200px}
.seg{display:inline-flex;border:1px solid var(--line-2);border-radius:8px;overflow:hidden;background:#fff}
.seg button{border:0;background:none;padding:7px 12px;cursor:pointer;font-weight:600;font-size:13px;color:var(--muted);border-right:1px solid var(--line)}
.seg button:last-child{border-right:0}
.seg button.on{background:var(--brand);color:#fff}

table.t{width:100%;border-collapse:collapse}
.t th{font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;text-align:left;padding:10px 14px;background:var(--surface-2);border-bottom:1px solid var(--line);white-space:nowrap;position:sticky;top:0}
.t td{padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
.t tr:last-child td{border-bottom:0}
.t tbody tr:hover td{background:#fafbfd}
.t .r{text-align:right}.t .c{text-align:center}
.t tfoot td{font-weight:700;background:var(--surface-2);border-top:1px solid var(--line)}
.t-wrap{overflow:auto;max-height:70vh}
.t tr.click{cursor:pointer}

.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:600;background:var(--surface-2);color:var(--muted);border:1px solid var(--line);white-space:nowrap}
.badge.ok{background:var(--ok-soft);color:var(--ok);border-color:#c5e8d3}
.badge.bad{background:var(--bad-soft);color:var(--bad);border-color:#f3c9c9}
.badge.warn{background:var(--warn-soft);color:var(--warn);border-color:#f6dfb4}
.badge.blue{background:var(--brand-soft);color:var(--brand);border-color:#cfe0f3}
.empty{padding:36px 16px;text-align:center;color:var(--faint)}
.muted{color:var(--muted)}.small{font-size:12px}
.bar{height:6px;background:var(--surface-2);border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:var(--brand-2);border-radius:99px}

/* ── Modal & bildirim ── */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.45);display:grid;place-items:center;padding:16px;z-index:100}
.modal{background:#fff;border-radius:14px;width:100%;max-width:520px;max-height:92vh;display:flex;flex-direction:column;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.modal.wide{max-width:760px}
.modal-h{display:flex;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-h h3{margin:0;font-size:16px;flex:1}
.modal-b{padding:18px 20px;overflow:auto}
.modal-f{display:flex;gap:10px;justify-content:flex-end;padding:14px 20px;border-top:1px solid var(--line)}
.toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:200}
.toast{background:#1b2430;color:#fff;padding:11px 16px;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.2);max-width:360px;font-weight:500}
.toast.bad{background:var(--bad)}.toast.ok{background:var(--ok)}

/* ── Kasa ── */
.pos{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:16px;align-items:start}
.pos-pay{position:sticky;top:84px}
.scan{display:flex;gap:8px}
.scan .input{font-size:16px;padding:12px 14px;flex:1;min-width:0}
.pos>*,.grid>*,.cust>*{min-width:0}
.suggest{position:absolute;left:0;right:0;top:100%;margin-top:4px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.12);z-index:30;max-height:340px;overflow:auto}
.suggest div{padding:10px 14px;cursor:pointer;display:flex;gap:10px;align-items:center;border-bottom:1px solid var(--line)}
.suggest div:hover,.suggest div.on{background:var(--brand-soft)}
.quick{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}
.quick button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px;text-align:left;cursor:pointer;min-height:64px}
.quick button:hover{border-color:var(--brand-2);background:var(--brand-soft)}
.quick b{display:block;font-size:13px;line-height:1.25;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.quick span{font-size:12px;color:var(--muted)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line-2);border-radius:8px;overflow:hidden}
.qty button{border:0;background:var(--surface-2);width:28px;height:30px;cursor:pointer;font-weight:700}
.qty input{width:44px;border:0;text-align:center;height:30px;outline:none}
.price-in{width:90px;padding:5px 8px;border:1px solid transparent;border-radius:6px;text-align:right;background:transparent}
.price-in:hover,.price-in:focus{border-color:var(--line-2);background:#fff;outline:none}
.sum-row{display:flex;justify-content:space-between;padding:6px 0;color:var(--muted)}
.sum-total{display:flex;justify-content:space-between;align-items:baseline;padding:12px 0;border-top:1px dashed var(--line-2);margin-top:6px}
.sum-total b{font-size:28px;color:var(--text)}
.pay{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:10px 0}
.pay button{padding:12px;border:2px solid var(--line);border-radius:10px;background:#fff;font-weight:700;cursor:pointer}
.pay button.on{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}
.cash-q{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.change{display:flex;justify-content:space-between;background:var(--ok-soft);color:var(--ok);padding:10px 12px;border-radius:8px;font-weight:700;margin-top:10px}

.detail-list{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:13.5px}
.detail-list dt{color:var(--muted)}.detail-list dd{margin:0;font-weight:600}
.chart-box{position:relative;height:280px}
.chart-box.sm{height:220px}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;overflow-x:auto;overflow-y:hidden}
.tabs button{border:0;background:none;padding:10px 14px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.tabs button.on{color:var(--brand);border-bottom-color:var(--brand)}

.cust{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px;align-items:start}
.cust-list{max-height:72vh;overflow:auto}
.cust-item{padding:12px 16px;border-bottom:1px solid var(--line);cursor:pointer;display:flex;gap:10px;align-items:center}
.cust-item:hover{background:var(--surface-2)}.cust-item.on{background:var(--brand-soft)}
.cust-item .n{flex:1;min-width:0}.cust-item .n b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ── Mobil terminal ── */
.term{max-width:560px;margin:0 auto}
.term-mode{display:flex;width:100%;margin-bottom:12px}
.term-mode button{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;padding:12px}
.term-mode svg{width:18px;height:18px}
.term-cam{position:relative;background:#0b1626;border-radius:14px;overflow:hidden;aspect-ratio:4/3;margin-bottom:12px}
.term-cam #treader{width:100%;height:100%}
.term-cam #treader video{width:100%!important;height:100%!important;object-fit:cover}
.term-cam #qr-shaded-region{border-color:rgba(0,0,0,.35)!important}
.reticle{position:absolute;left:7%;right:7%;top:29%;bottom:29%;border-top:3px solid #e8711a;border-bottom:3px solid #e8711a;pointer-events:none;z-index:3}
.reticle i{position:absolute;left:0;right:0;top:50%;height:2px;background:#ef4444;box-shadow:0 0 8px #ef4444;animation:laser 1.6s ease-in-out infinite}
@keyframes laser{0%,100%{transform:translateY(-38px)}50%{transform:translateY(38px)}}
.term-start{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#fff;background:rgba(11,22,38,.92);text-align:center;padding:16px}
.term-start small{color:#b8c4d6}
.term-auto{display:flex;gap:10px;align-items:center;background:var(--warn-soft);border:1px solid #f6dfb4;border-radius:10px;padding:10px 12px;margin-bottom:12px;font-size:13.5px}
.term-auto input{width:20px;height:20px;flex:none}
.term-card{padding:16px 18px}
.term-head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px}
.term-name{font-size:19px;font-weight:700;line-height:1.25;margin-bottom:10px}
.term-price{display:flex;justify-content:space-between;align-items:baseline;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-bottom:12px}
.term-price small{font-size:11.5px;color:var(--muted);font-weight:700;letter-spacing:.04em}
.term-price b{font-size:32px;letter-spacing:-.02em}
.term-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.term-actions .btn{flex:1 1 30%}
.term-warn{border-color:#f6dfb4;background:#fffaf0}
.term-done{border-color:#c5e8d3}
.term-qty{display:flex;align-items:center;justify-content:center;gap:10px;margin:6px 0 12px}
.term-qty button{width:56px;height:56px;border-radius:12px;border:1px solid var(--line-2);background:var(--surface-2);font-size:26px;font-weight:700;cursor:pointer}
.term-qty input{width:96px;height:56px;text-align:center;font-size:26px;font-weight:700;border:1px solid var(--line-2);border-radius:12px}
.scanner-box{width:100%;max-width:420px;margin:0 auto;border-radius:10px;overflow:hidden;background:#000}

/* ── Mobil ── */
.bottom-nav{display:none}
@media (max-width:1100px){
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pos{display:flex;flex-direction:column;align-items:stretch;gap:0}
  .pos-cart .t th,.pos-cart .t td{padding:8px 5px}
  .pos-cart .t th:first-child,.pos-cart .t td:first-child{padding-left:12px}
  .pos-cart .t td:first-child .small{word-break:break-all}
  .pos-cart .qty button{width:34px}
  .pos-cart .qty input{width:34px}
  .pos-cart .icon-btn{padding:6px}
  .pos-left{display:contents}
  .pos-scan{order:1}.pos-cart{order:2;margin-bottom:16px}.pos-pay{order:3;position:static;margin-bottom:16px}.pos-quick{order:4}
}
@media (max-width:860px){
  .app{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;bottom:0;width:260px;z-index:90;transform:translateX(-100%);transition:transform .2s}
  .app.nav-open .side{transform:none}
  .app.nav-open::after{content:"";position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:80}
  .top{padding:12px 16px;padding-top:calc(12px + env(safe-area-inset-top))}
  .side{padding-top:env(safe-area-inset-top)}
  /* iOS'ta odaklanınca yakınlaştırmayı önlemek için 16px */
  .input,select.input,textarea.input,.qty input,.price-in{font-size:16px}
  .input{padding:11px 12px}
  .btn{min-height:40px}
  .btn.sm{min-height:34px}
  .icon-btn{padding:9px}
  .icon-btn svg{width:20px;height:20px}
  .qty button{width:38px;height:38px;font-size:18px}
  .qty input{width:42px;height:38px}
  .pay button{padding:15px;font-size:15px}
  .cash-q .btn{flex:1 1 30%}
  .seg button{padding:10px 12px}
  .toolbar>.input,.toolbar>select.input{flex:1 1 140px}
  .top h1{font-size:17px}
  .m-paybar{display:flex;align-items:center;gap:12px;position:fixed;left:0;right:0;bottom:calc(56px + env(safe-area-inset-bottom));background:var(--nav);color:#fff;padding:10px 16px;z-index:45;box-shadow:0 -4px 16px rgba(0,0,0,.15)}
  .m-paybar .t{flex:1;line-height:1.2}.m-paybar .t small{color:var(--nav-text);display:block;font-size:12px}.m-paybar .t b{font-size:20px}
  .m-paybar .btn{background:#15803d;border-color:#15803d;color:#fff;min-height:44px;padding:0 18px}
  .m-paybar.hidden-bar{display:none}
  .content.has-paybar{padding-bottom:160px}
  .term-cam{aspect-ratio:16/11}
  .term-price b{font-size:28px}
  .scan .btn{min-width:56px}
  .scan .btn svg{width:22px;height:22px}
  .top .menu-btn{display:inline-grid}
  .content{padding:16px 16px 90px}
  .g2,.g3{grid-template-columns:1fr}
  .span2{grid-column:auto}
  .cust{grid-template-columns:1fr}
  .kpi .v{font-size:20px}
  .bottom-nav{display:flex;position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);z-index:50;padding-bottom:env(safe-area-inset-bottom)}
  .bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 7px;font-size:11px;min-height:56px;color:var(--muted);text-decoration:none;font-weight:600}
  .bottom-nav a svg{width:21px;height:21px}
  .bottom-nav a.on{color:var(--brand)}
  .hide-m{display:none!important}
  .show-m{display:block}
  .show-m-cell{display:table-cell}
  .t th,.t td{padding:9px 8px}
  .t th:first-child,.t td:first-child{padding-left:12px}
  .toasts{left:16px;right:16px;bottom:76px}
  .modal-bg{align-items:end;padding:0}
  .modal{max-width:none!important;border-radius:16px 16px 0 0;max-height:94vh}
}

/* ── Fiş yazdırma ── */
#print-area{display:none}
@media print{
  body *{visibility:hidden}
  #print-area,#print-area *{visibility:visible}
  #print-area{display:block;position:absolute;left:0;top:0;width:72mm;font:12px/1.35 "Courier New",monospace;color:#000}
  #print-area.a4{width:auto;font:12px/1.4 var(--font)}
  @page{margin:4mm}
}
.rc h2{text-align:center;margin:0;font-size:16px}.rc .c{text-align:center}.rc hr{border:0;border-top:1px dashed #000;margin:6px 0}
.rc table{width:100%;border-collapse:collapse}.rc td{padding:1px 0;vertical-align:top}.rc .r{text-align:right}