:root{
  --bg:#0f172a; --card:#1e293b; --card2:#273449; --line:#334155;
  --fg:#f1f5f9; --muted:#94a3b8; --accent:#38bdf8; --accent2:#0ea5e9;
  --ok:#22c55e; --warn:#f59e0b; --bad:#ef4444;
  --tap:56px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%}
body{
  background:var(--bg); color:var(--fg);
  font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  overscroll-behavior-y:none;
}
.hidden{display:none!important}
.screen{position:fixed;inset:0}
.center{display:flex;align-items:center;justify-content:center;padding:24px}
.err{color:var(--bad);min-height:1.2em;margin:.4em 0 0}
.muted{color:var(--muted)}

/* ---- inputs / buttons: telefon için büyük dokunmatik ---- */
input,select,textarea,button{font:inherit}
input,select,textarea{
  width:100%;padding:14px;margin:6px 0;border-radius:12px;
  border:1px solid var(--line);background:var(--card2);color:var(--fg);
}
button{
  min-height:var(--tap);padding:0 18px;border:0;border-radius:12px;
  background:var(--accent2);color:#00131f;font-weight:600;cursor:pointer;
}
button.ghost{background:var(--card2);color:var(--fg);border:1px solid var(--line)}
button.big{width:100%;font-size:18px;margin-top:8px}
button:active{transform:scale(.98)}
button:disabled,button[disabled]{opacity:.4;pointer-events:none}

.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;width:100%;max-width:380px}
.card h1{margin:0 0 12px;text-align:center;letter-spacing:2px}

/* ---- app shell ---- */
#topbar{
  position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;
  align-items:center;padding:14px 16px;padding-top:calc(14px + env(safe-area-inset-top));
  background:var(--bg);border-bottom:1px solid var(--line);font-weight:700;
}
#who{font-weight:400;color:var(--muted);font-size:13px}
#view{padding:14px;padding-bottom:150px}

#tabbar{
  position:fixed;left:0;right:0;bottom:0;display:flex;
  background:var(--card);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);z-index:5;
}
#tabbar button{
  flex:1;background:none;color:var(--muted);border-radius:0;
  min-height:64px;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:2px;font-size:22px;font-weight:400;
}
#tabbar button span{font-size:11px}
#tabbar button.active{color:var(--accent)}
/* belirgin orta Tara butonu */
#tabbar button.scan-tab{color:var(--accent)}
#tabbar button.scan-tab .scan-ico{
  display:flex;align-items:center;justify-content:center;
  width:46px;height:46px;margin-top:-18px;border-radius:50%;
  background:var(--accent2);color:#00131f;font-size:28px;
  box-shadow:0 6px 18px rgba(2,132,199,.55);
}

/* segment geçiş (pano/liste) */
.seg{display:flex;background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:3px;margin-bottom:10px}
.seg button{flex:1;min-height:40px;background:none;color:var(--muted);border-radius:9px;font-weight:600}
.seg button.on{background:var(--accent2);color:#00131f}

/* action sheet (alttan açılan menü) */
.sheet-ov{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:25;display:flex;align-items:flex-end;animation:fade .15s}
.sheet{width:100%;background:var(--card);border-radius:20px 20px 0 0;padding:16px;padding-bottom:calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--line);animation:up .2s}
.sheet-t{text-align:center;color:var(--muted);font-size:13px;margin-bottom:10px}
.sheet button{width:100%;margin:6px 0}
@keyframes fade{from{opacity:0}}
@keyframes up{from{transform:translateY(30px)}}

/* üst başlık aksiyonu (⋯) */
.hdr-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.icon-btn{background:none;min-height:auto;padding:6px 10px;font-size:22px;color:var(--fg)}
.tile{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:10px;width:100%;text-align:left;color:var(--fg);font-size:16px}
.tile .ico{font-size:22px}

/* ---- lists / rows ---- */
.row{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:14px;margin-bottom:10px;display:block;width:100%;text-align:left;
  color:var(--fg);min-height:auto;
}
.row .t{font-weight:600}
.row .s{color:var(--muted);font-size:13px;margin-top:3px}
.row-head{display:flex;justify-content:space-between;align-items:center;gap:8px}
.pill{font-size:12px;padding:3px 10px;border-radius:999px;background:var(--card2);white-space:nowrap}
.pill.ok{background:rgba(34,197,94,.18);color:#86efac}
.pill.warn{background:rgba(245,158,11,.18);color:#fcd34d}
.pill.bad{background:rgba(239,68,68,.18);color:#fca5a5}
.big-num{font-size:34px;font-weight:800;letter-spacing:-1px}

.section-title{margin:18px 4px 8px;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:1px}
.searchbar{position:sticky;top:52px;z-index:4;background:var(--bg);padding:6px 0}

/* ---- movement type chooser ---- */
.tip-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:6px 0}
.tip-grid button{min-height:72px;font-size:17px;display:flex;flex-direction:column;gap:4px}
.tip-giris{background:#16a34a;color:#fff}
.tip-kullanim{background:#0ea5e9;color:#00131f}
.tip-fire{background:#dc2626;color:#fff}
.tip-iade{background:#7c3aed;color:#fff}
.tip-sayim{background:#d97706;color:#fff}

/* ---- numeric keypad big ---- */
.qty-display{font-size:44px;text-align:center;font-weight:800;padding:10px;background:var(--card2);border-radius:14px;margin:8px 0}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.keypad button{min-height:64px;font-size:24px;background:var(--card2);color:var(--fg);border:1px solid var(--line)}

/* ---- scanner ---- */
#scanner{background:#000;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:20}
#scan-video{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.scan-frame{position:relative;width:70vw;max-width:320px;height:180px;border:3px solid var(--accent);border-radius:16px;box-shadow:0 0 0 4000px rgba(0,0,0,.5)}
.scan-actions{position:absolute;bottom:40px;display:flex;gap:12px;z-index:2}
#scan-hint{position:absolute;top:60px;color:#fff;z-index:2}

/* ---- toast ---- */
#toast{
  position:fixed;left:50%;bottom:100px;transform:translateX(-50%) translateY(20px);
  background:var(--fg);color:var(--bg);padding:12px 20px;border-radius:12px;
  font-weight:600;opacity:0;transition:.25s;z-index:30;pointer-events:none;max-width:90vw;text-align:center;
}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
#toast.bad{background:var(--bad);color:#fff}
#toast.ok{background:var(--ok);color:#00210f}

.fld{margin:10px 0}
.fld label{display:block;font-size:13px;color:var(--muted);margin-bottom:2px}
.back{background:none;color:var(--accent);padding:0;min-height:auto;font-weight:600;margin-bottom:6px}
.spin{text-align:center;color:var(--muted);padding:30px}