:root{
  --brand:#d71920;--brand-d:#b3121a;--brand-l:#fdecec;
  --bg:#f5f5f6;--card:#fff;--ink:#1d1d22;--muted:#6c6c78;--line:#e4e4e8;--row:#fafafa;
  --ok:#1f8a4c;--warn:#d9730d;--bad:#d71920;--blue:#1c64f2;
  --shadow:0 1px 2px rgba(16,16,24,.06),0 4px 14px rgba(16,16,24,.06);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{font:14px/1.45 "Segoe UI",system-ui,-apple-system,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
button,input,select{font:inherit;color:inherit}
.muted{color:var(--muted)}.small{font-size:12px}
.h2{margin:0;font-size:18px}
.erisim{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 12px;padding:8px 12px;background:#fff;border:1px solid #e3e3e8;border-radius:10px;font-size:13px}
.erisim[hidden]{display:none}
.erisim-t{font-weight:600;color:#555563}
.erisim input{flex:1 1 260px;min-width:0;border:1px solid #d6d6dc;border-radius:8px;padding:6px 10px;font:inherit;color:var(--ink);background:#f7f7f9}

/* Giriş */
.auth{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(160deg,var(--brand) 0 38%,var(--bg) 38%)}
.authcard{background:var(--card);width:min(380px,100%);border-radius:16px;padding:28px 26px 24px;box-shadow:0 20px 60px rgba(0,0,0,.2);text-align:center}
.authcard .f{text-align:left}
.authimg{display:block;margin:2px auto 6px;height:auto;max-width:100%}
.block{width:100%;margin-top:18px;padding:11px}

/* Üst bar */
.top{display:flex;align-items:center;gap:24px;padding:0 20px;background:#fff;color:var(--ink);position:sticky;top:0;z-index:20;border-bottom:3px solid var(--brand);box-shadow:0 2px 10px rgba(0,0,0,.08)}
.brand{display:flex;align-items:center;gap:12px;padding:8px 0}
.brand img{height:35px;width:auto;display:block}
.brandsub{display:inline-flex;align-items:center;gap:7px;color:#3b3b46;font-size:15px;font-weight:600;padding:2px 0 2px 14px;margin-left:2px;border-left:1px solid #d6d6dc}
.brandsub svg{width:16px;height:16px;flex:none;stroke:var(--brand)}
.tabs{display:flex;gap:4px;align-self:stretch;margin-left:6px}
.tab{position:relative;background:none;border:0;padding:0 20px;cursor:pointer;color:#555563;font-weight:600;font-size:14px;letter-spacing:.01em;margin-bottom:-3px;border-radius:10px 10px 0 0;transition:color .2s,background .25s}
.tab::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--brand);transform:scaleX(0);transition:transform .25s cubic-bezier(.3,.8,.3,1)}
.tab:hover{color:var(--brand);background:linear-gradient(180deg,rgba(215,25,32,0),rgba(215,25,32,.10))}
.tab:hover::after{transform:scaleX(.5)}
.tab.active{color:var(--brand);background:linear-gradient(180deg,rgba(215,25,32,0),rgba(215,25,32,.07))}
.tab.active::after{transform:scaleX(1)}
.tab:focus-visible{outline:2px solid var(--brand);outline-offset:-4px}
.status{margin-left:auto;display:flex;align-items:center;gap:14px}
.conn{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--brand)}
.conn i{width:9px;height:9px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 3px rgba(215,25,32,.2)}
.online{font-size:12px;color:var(--muted);max-width:240px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user{border:1px solid #d0d0d6;background:#fff;padding:6px 12px;border-radius:999px;cursor:pointer;font-weight:600;color:var(--ink)}
.user:hover{border-color:var(--brand);color:var(--brand)}

main{padding:18px 20px 40px;max-width:1500px;margin:0 auto}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:14px}
.stat{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:12px;padding:12px 16px;box-shadow:var(--shadow)}
.stat small{color:var(--muted);display:block}
.stat b{font-size:22px;font-variant-numeric:tabular-nums}
.stat.warn{background:var(--brand-l)}.stat.warn b{color:var(--brand)}

.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px}
.scanbox{display:flex;gap:6px;flex:1 1 300px;min-width:220px}
.scanbox input{flex:1}
.spacer{flex:1}
input,select{background:#fff;border:1px solid #d0d0d6;border-radius:8px;padding:8px 10px;outline:none;min-width:0}
input:focus,select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(215,25,32,.15)}
.chk{display:flex;align-items:center;gap:6px;cursor:pointer;user-select:none}
.chk input,.chkcol input,td input[type=checkbox]{width:17px;height:17px;padding:0;accent-color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #d0d0d6;background:#fff;border-radius:8px;padding:8px 14px;cursor:pointer;font-weight:600;text-decoration:none;color:var(--ink);white-space:nowrap}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d);color:#fff}
.btn.danger{color:var(--bad)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn:disabled:hover{border-color:#d0d0d6;color:var(--ink)}

.tablewrap{background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow:auto;max-height:calc(100vh - 270px)}
table{width:100%;border-collapse:collapse}
th{position:sticky;top:0;background:#fff;text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:10px 12px;border-bottom:2px solid var(--brand);white-space:nowrap;z-index:1}
th[data-s]{cursor:pointer}th[data-s]:hover{color:var(--ink)}
th.sorted::after{content:" ▲"}th.sorted.desc::after{content:" ▼"}
td{padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
tbody tr:nth-child(even){background:var(--row)}
tbody tr:hover{background:var(--brand-l)}
.r{text-align:right}.c{text-align:center}.chkcol{width:36px}
td.kod{font-family:Consolas,monospace;font-weight:700;white-space:nowrap}
td.ad small{display:block;color:var(--muted)}
.fiyat{white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--ink)}
td.ad .mfiyat{display:none}
.qty{font-variant-numeric:tabular-nums;font-weight:700;font-size:16px;white-space:nowrap}
.qty small{font-weight:400;color:var(--muted);font-size:12px;margin-left:3px}
.badge{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px;margin-right:8px;vertical-align:middle}
.badge.low{background:#fff1dd;color:var(--warn)}
.badge.zero{background:var(--brand);color:#fff}
.quick{display:inline-flex;gap:6px;align-items:center}
.quick button{width:34px;height:34px;border-radius:8px;border:1px solid #d0d0d6;background:#fff;cursor:pointer;font-size:18px;font-weight:700;line-height:1}
.quick .in:hover{background:var(--ok);border-color:var(--ok);color:#fff}
.quick .out:hover{background:var(--brand);border-color:var(--brand);color:#fff}
.quick .more{width:auto;padding:0 10px;font-size:12px}
.quick .more:hover{border-color:var(--brand);color:var(--brand)}
.icon{border:0;background:none;cursor:pointer;color:var(--muted);padding:6px;border-radius:6px;font-size:15px}
.icon:hover{background:var(--brand-l);color:var(--brand)}
.empty{padding:40px;text-align:center;color:var(--muted)}
.tag{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:6px}
.tag.GIRIS{background:#e3f6ea;color:var(--ok)}
.tag.CIKIS{background:var(--brand-l);color:var(--brand)}
.tag.SAYIM{background:#e7efff;color:var(--blue)}
.tag.ILK{background:#eee;color:var(--muted)}

@keyframes flash{0%{background:#ffc9cb}100%{background:transparent}}
tr.flash td{animation:flash 1.8s ease-out}

/* Pencereler */
dialog{border:0;border-radius:14px;padding:22px;width:min(560px,94vw);background:#fff;color:var(--ink);box-shadow:0 20px 60px rgba(0,0,0,.35)}
dialog::backdrop{background:rgba(10,10,16,.5)}
dialog h3{margin:0 0 4px;font-size:18px}
.f{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:600;color:var(--muted);margin-top:12px}
.f input,.f select{font-weight:400;color:var(--ink);font-size:14px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.span2{grid-column:span 2}
.actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}
.err{color:var(--bad);font-weight:600;margin-top:12px}
.seg{display:flex;gap:8px;margin-top:14px}
.seg label{flex:1}.seg input{display:none}
.seg span{display:block;text-align:center;padding:9px 6px;border:1px solid #d0d0d6;border-radius:8px;cursor:pointer;font-weight:600}
.seg input:checked+span{background:var(--brand);border-color:var(--brand);color:#fff}
.camwrap{position:relative;background:#000;border-radius:10px;overflow:hidden;aspect-ratio:4/3;margin-top:10px}
.camwrap video{width:100%;height:100%;object-fit:cover}
.camframe{position:absolute;inset:18%;border:3px solid #fff;border-radius:12px;box-shadow:0 0 0 999px rgba(0,0,0,.35)}

#toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:100}
.toast{background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px;box-shadow:var(--shadow);max-width:340px;animation:in .2s ease-out}
.toast.bad{background:var(--bad)}.toast.ok{background:var(--ok)}
@keyframes in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* Ürün fotoğrafı */
.adrow{display:flex;align-items:center;gap:10px}
.adrow>div{min-width:0}
.thumb{width:44px;height:44px;flex:none;border-radius:8px;object-fit:cover;border:1px solid var(--line);background:#eee;cursor:zoom-in;display:block}
.thumb.bos{display:grid;place-items:center;color:#b5b5bd;font-size:11px;cursor:pointer;background:var(--row)}
.thumb.bos:hover{color:var(--brand);border-color:var(--brand)}
.fotoblok{display:flex;gap:14px;align-items:center;margin:12px 0 4px}
.fotoonizleme{width:110px;height:110px;flex:none;border-radius:12px;border:1px dashed #c8c8d0;background:var(--row);display:grid;place-items:center;overflow:hidden;color:var(--muted);font-size:12px;text-align:center}
.fotoonizleme img{width:100%;height:100%;object-fit:cover;display:block}
.fotobtn{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-start}
.fotobtn p{flex:1 1 100%;margin:2px 0 0}
.hbas{display:flex;gap:12px;align-items:center}
.hfoto{width:64px;height:64px;border-radius:10px;object-fit:cover;border:1px solid var(--line);flex:none}
.fotodlg{width:min(720px,96vw)}
.fotodlg img{width:100%;max-height:70vh;object-fit:contain;border-radius:10px;background:#f1f1f3;margin-top:10px;display:block}

/* Yazdırma: QR etiketleri */
#printArea{display:none}
@media print{
  body>*:not(#printArea){display:none!important}
  body{background:#fff}
  #printArea{display:flex!important;flex-wrap:wrap;gap:0}
  .lbl{width:62mm;height:36mm;padding:2.5mm;border:.3mm dashed #999;display:flex;align-items:center;gap:2.5mm;page-break-inside:avoid;overflow:hidden}
  .lbl svg,.lbl img{width:28mm;height:28mm;flex:none}
  .lbl .t{font:600 8pt/1.2 Arial,sans-serif;overflow:hidden}
  .lbl .t b{display:block;font:700 10pt Consolas,monospace;margin-bottom:1mm}
  .lbl .t i{display:block;font-style:normal;font-weight:400;font-size:7pt;color:#444;margin-top:1mm}
  @page{margin:6mm}
}

/* Telefon */
@media (max-width:900px){
  .top{flex-wrap:wrap;gap:0 10px;padding:0 12px}
  .brandsub{display:none}
  .brand img{height:30px}
  .status{margin-left:auto}.online{display:none}
  .tabs{order:3;width:100%;overflow-x:auto}
  .tab{padding:10px 14px}
  main{padding:12px 10px 30px}
  .tablewrap{max-height:none}
  #tbl th:nth-child(4),#tbl td:nth-child(4),#tbl th:nth-child(5),#tbl td:nth-child(5),#tbl th:nth-child(6),#tbl td:nth-child(6){display:none}
}
@media (max-width:640px){
  .toolbar>.btn,.toolbar select{flex:1 1 auto}
  .scanbox .btn{flex:0 0 auto}
  #btnYeni{flex:1 1 100%}
  .stats{grid-template-columns:1fr 1fr}
  .grid{grid-template-columns:1fr}.span2{grid-column:auto}
  /* Tablo satırları kart görünümüne dönüşür */
  #tbl thead{display:none}
  #tbl,#tbl tbody{display:block}
  #tbl tr{display:grid;grid-template-columns:auto 1fr auto;gap:2px 10px;padding:12px;border-bottom:1px solid var(--line);align-items:center}
  #tbl td{border:0;padding:0;display:block}
  #tbl td.chkcell{grid-row:1/3;grid-column:1}
  #tbl td.kod{grid-column:2;grid-row:1}
  #tbl td.ad{grid-column:2;grid-row:2}
  #tbl td.qcell{grid-column:3;grid-row:1/3;text-align:right}
  #tbl td.qk{grid-column:1/3;grid-row:3;margin-top:8px;text-align:left}
  #tbl td.ed{grid-column:3;grid-row:3;margin-top:8px;text-align:right}
  #tbl td:nth-child(4),#tbl td:nth-child(5),#tbl td:nth-child(6),#tbl td:nth-child(7),#tbl td:nth-child(8){display:none}
  #tbl td.ad .mfiyat{display:block}
  .quick{width:100%}.quick button{height:42px;flex:0 0 52px;font-size:22px}.quick .more{flex:1;font-size:14px}
  dialog{padding:16px}
}