:root{
  --paper:#EDF0E7;
  --card:#FFFFFF;
  --ink:#16211B;
  --ink2:#5D6C62;
  --line:#D5DCCC;
  --green:#2E6B4C;
  --green-soft:#E3EDE4;
  --amber:#A9700F;
  --amber-soft:#F6EBD5;
  --red:#9E3A2A;
  --red-soft:#F5E1DC;
  --r:14px;
  --shell:480px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:#DDE3D6;
  color:var(--ink);
  font-family:"Instrument Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:15px;line-height:1.45;
  font-variant-numeric:tabular-nums;
  -webkit-text-size-adjust:100%;
}
#shell{
  max-width:var(--shell);margin:0 auto;min-height:100vh;
  background:var(--paper);
  border-left:1px solid var(--line);border-right:1px solid var(--line);
  padding-bottom:calc(100px + env(safe-area-inset-bottom));position:relative;
}
header{
  display:flex;align-items:baseline;gap:10px;
  padding:calc(16px + env(safe-area-inset-top)) 18px 12px;
  position:sticky;top:0;z-index:20;
  background:var(--paper);border-bottom:1px solid var(--line);
}
.wordmark{font-family:Fraunces,Georgia,serif;font-size:26px;letter-spacing:-.01em;line-height:1}
.sub{color:var(--ink2);font-size:12.5px}
header .spacer{flex:1}
.iconbtn{
  background:none;border:1px solid var(--line);border-radius:10px;
  width:34px;height:34px;font-size:15px;cursor:pointer;color:var(--ink2);font-family:inherit;
}
main{padding:16px 18px}
.view{display:none}
.view.on{display:block}
h2{font-size:16px;margin:0 0 8px;font-weight:600}
.muted{color:var(--ink2)}
.tiny{font-size:12.5px}
code{font-size:12px;background:var(--card);border:1px solid var(--line);padding:1px 4px;border-radius:4px}

/* kamera */
.stage{
  position:relative;aspect-ratio:4/3;border-radius:var(--r);overflow:hidden;
  background:#111A15;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
}
.stage video{width:100%;height:100%;object-fit:cover;display:none}
.stage.live video{display:block}
.stage .placeholder{color:#8FA396;font-size:13px;text-align:center;padding:0 28px;line-height:1.5}
.stage.live .placeholder{display:none}
.frame{
  position:absolute;inset:24% 9%;border-radius:8px;display:none;
  box-shadow:0 0 0 2000px rgba(10,16,12,.42);
  border:2px solid rgba(255,255,255,.85);
}
.stage.live .frame{display:block}
.torch{
  position:absolute;right:10px;bottom:10px;z-index:2;
  width:40px;height:40px;border-radius:50%;padding:0;font-size:17px;line-height:1;
  border:1px solid rgba(255,255,255,.5);background:rgba(10,16,12,.5);color:#fff;
  display:grid;place-items:center;
}
.torch[hidden]{display:none}

/* kayıt durumu */
.sync{font-size:11.5px;letter-spacing:.02em;color:#8FA396;margin-right:8px;white-space:nowrap}
.sync.cevrimdisi,.sync.hata,.sync.oturum-yok{color:#C0603F}
.sync.kayitli{color:#7E9B86}

.torch.on{background:#7FE0A6;border-color:#7FE0A6;color:#0A100C}
.frame::after{
  content:"";position:absolute;left:0;right:0;top:50%;height:2px;background:#7FE0A6;
  animation:sweep 2.4s ease-in-out infinite;
}
@keyframes sweep{0%,100%{top:8%}50%{top:92%}}
@media (prefers-reduced-motion:reduce){.frame::after{animation:none}}

.row{display:flex;gap:8px}
.row>*{flex:1}
button{font-family:inherit;font-size:14.5px}
.btn{
  display:block;width:100%;padding:13px 14px;border-radius:11px;border:1px solid var(--line);
  background:var(--card);color:var(--ink);font-weight:500;cursor:pointer;text-align:center;
}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--green);border-color:var(--green);color:#fff}
.btn.danger{background:var(--red-soft);border-color:#E4C6BE;color:var(--red)}
.btn.ghost{background:transparent}
.btn:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,
.tab:focus-visible,.pill:focus-visible,.chip:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.stack{margin-top:10px}

label{display:block;font-size:12.5px;color:var(--ink2);margin:12px 0 5px}
input,select,textarea{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;
  background:var(--card);font-family:inherit;font-size:16px;color:var(--ink);
}
textarea{resize:vertical;line-height:1.5;font-size:14px}

/* stok */
.search{margin-bottom:10px}
.filters{display:flex;gap:6px;margin-bottom:12px;overflow-x:auto;padding-bottom:2px}
.pill{
  border:1px solid var(--line);background:var(--card);color:var(--ink2);
  border-radius:20px;padding:6px 12px;font-size:13px;cursor:pointer;white-space:nowrap;
}
.pill.on{background:var(--green);border-color:var(--green);color:#fff}
.item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:13px 14px;margin-bottom:8px;
}
.item .top{display:flex;align-items:center;gap:12px;cursor:pointer}
.code{font-size:12px;font-weight:600;color:var(--green);background:var(--green-soft);padding:2px 7px;border-radius:6px}
.name{font-weight:500;line-height:1.25;margin-top:3px}
.dupe{font-size:12.5px;color:var(--ink2);margin-top:1px}
.dupe b{font-weight:500;color:var(--ink)}
.item .qty{margin-left:auto;text-align:right;font-size:13px;color:var(--ink2);white-space:nowrap}
.qty b{display:block;font-size:20px;font-weight:600;color:var(--ink);line-height:1.15}
.batches{display:none;margin-top:12px;border-top:1px solid var(--line);padding-top:6px}
.item.open .batches{display:block}
.sizehead{font-size:12.5px;color:var(--ink2);margin:8px 0 2px}
.batch{display:flex;align-items:center;gap:9px;padding:5px 0;font-size:13.5px}
.batch .lot{font-weight:500}
.batch .n{margin-left:auto;font-weight:600}
.flag{font-size:11px;padding:2px 6px;border-radius:5px;white-space:nowrap}
.flag.warn{background:var(--amber-soft);color:var(--amber)}
.flag.bad,.flag.low{background:var(--red-soft);color:var(--red)}

/* hareket */
.day{font-size:12.5px;color:var(--ink2);margin:16px 0 4px}
.mv{display:flex;gap:10px;align-items:baseline;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.mv time{color:var(--ink2);font-size:12.5px;min-width:38px}
.mv .d{flex:1}
.mv .n{font-weight:600}
.mv .n.in{color:var(--green)}
.mv .n.out{color:var(--red)}
.empty{text-align:center;color:var(--ink2);padding:44px 24px;font-size:14px;line-height:1.6}

/* panel */
.scrim{position:fixed;inset:0;background:rgba(18,28,22,.45);z-index:40;display:none}
.scrim.on{display:block}
.sheet{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  max-width:var(--shell);margin:0 auto;
  background:var(--paper);border-radius:18px 18px 0 0;
  padding:18px 18px calc(22px + env(safe-area-inset-bottom));
  max-height:88vh;overflow:auto;transform:translateY(100%);
  transition:transform .22s ease;border:1px solid var(--line);border-bottom:0;
  -webkit-overflow-scrolling:touch;
}
.sheet.on{transform:none}
@media (prefers-reduced-motion:reduce){.sheet{transition:none}}
.grab{width:38px;height:4px;cursor:pointer;background:var(--line);border-radius:2px;margin:0 auto 14px}
.stepper{display:flex;align-items:center;gap:12px;justify-content:center;margin:14px 0}
.stepper button{width:52px;height:52px;border-radius:14px;border:1px solid var(--line);background:var(--card);font-size:24px;cursor:pointer;color:var(--ink)}
.stepper input{width:96px;text-align:center;font-size:28px;font-weight:600;padding:10px}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:6px}
.chip{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:8px 11px;font-size:13px;cursor:pointer;font-family:inherit;color:var(--ink);text-align:left}
.chip.sel{border-color:var(--green);background:var(--green-soft);color:var(--green);font-weight:500}
.chip b{display:block;font-weight:600}
.chip span{font-size:11px;color:var(--ink2)}
.chip.sel span{color:var(--green)}

/* sekmeler */
nav{
  position:fixed;bottom:0;left:0;right:0;z-index:30;
  max-width:var(--shell);margin:0 auto;
  display:flex;background:var(--card);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tab{flex:1;border:0;background:none;padding:11px 4px 13px;cursor:pointer;color:var(--ink2);font-size:11.5px;font-family:inherit;display:grid;gap:3px;justify-items:center}
.tab .g{font-size:19px;line-height:1}
.tab.on{color:var(--green);font-weight:600}
.toast{
  position:fixed;bottom:92px;left:50%;transform:translateX(-50%) translateY(14px);
  background:var(--ink);color:#F2F5EE;padding:11px 16px;border-radius:11px;font-size:13.5px;
  opacity:0;pointer-events:none;transition:.2s;z-index:60;max-width:88vw;text-align:center;
}
.toast.on{opacity:1;transform:translateX(-50%)}
.preview{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;margin-top:12px}
.preview .line{font-size:13.5px;padding:3px 0;border-bottom:1px solid var(--line)}
.preview .line:last-child{border:0}
.preview .bad{color:var(--red)}

.notes{font-size:12.5px;color:var(--ink2);line-height:1.5;padding:8px 0 2px}

/* giriş kilidi */
#shell,nav{display:none}
body.unlocked #shell{display:block}
body.unlocked nav{display:flex}
#lock{
  position:fixed;inset:0;z-index:90;background:var(--paper);
  display:flex;align-items:center;justify-content:center;
  padding:24px calc(24px + env(safe-area-inset-left)) calc(24px + env(safe-area-inset-bottom));
}
#lock[hidden]{display:none}
#lock form{
  width:100%;max-width:320px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r);padding:22px 20px 20px;
}
#lock .wordmark{font-size:30px;margin-bottom:2px}
#lock .check{
  display:flex;align-items:center;gap:8px;margin:12px 0 0;
  font-size:12.5px;color:var(--ink2);cursor:pointer;
}
#lock .check input{width:auto;margin:0;accent-color:var(--green)}
.bad{color:var(--red)}
#lockErr:empty{display:none}
body:not(.unlocked) .toast,
body:not(.unlocked) .sheet,
body:not(.unlocked) .scrim{display:none}