:root {
  --bg: #f3f4f7; --card: #ffffff; --tx: #1c2230; --mut: #6b7385; --bd: #e3e6ed;
  --ac: #2b3446; --ac-tx: #ffffff; --ac-soft: #e9ecf3;
  --ok: #167a4b; --bad: #c62f2f; --warn: #b26a00;
  --bad-bg: #fdeaea; --ok-bg: #e5f5ec; --chip: #eef0f5;
  --nosentos: rgba(226, 52, 52, .10);
  --shadow: 0 1px 2px rgba(20, 28, 45, .05), 0 4px 14px rgba(20, 28, 45, .05);
  --nav-h: 64px; --r: 16px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f131a; --card: #181e28; --tx: #e8ecf3; --mut: #9aa4b6; --bd: #283040;
    --ac: #e8ecf3; --ac-tx: #10151d; --ac-soft: #232b39;
    --ok: #4cc27d; --bad: #ff7b72; --warn: #e3a33b;
    --bad-bg: #3a1d1d; --ok-bg: #16301f; --chip: #222a37;
    --nosentos: rgba(255, 90, 90, .13);
    --shadow: 0 1px 2px rgba(0, 0, 0, .3);
    color-scheme: dark;
  }
  .logo { filter: invert(1) brightness(.92); }
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; background: var(--bg); color: var(--tx);
  font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
body { min-height: 100vh; min-height: 100dvh; }
svg.i { width: 1.25em; height: 1.25em; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.hide { display: none !important; }
.mut { color: var(--mut); font-size: 14px; }
.small { font-size: 13px; }
.grow { flex: 1; }
.bad { color: var(--bad); }
.ok { color: var(--ok); }
.logo { display: block; object-fit: contain; }

/* ---- giriş ---- */
.login { max-width: 380px; margin: 0 auto; padding: 9vh 20px 24px; }
.login .logo { width: 84px; height: 84px; margin: 0 auto 28px; }
.login .box { background: var(--card); border: 1px solid var(--bd); border-radius: 20px; padding: 20px; box-shadow: var(--shadow); }
.login .brand { text-align: center; font-weight: 700; letter-spacing: .22em; font-size: 15px; margin: -10px 0 22px; color: var(--mut); }

/* ---- iskelet ---- */
header.top { position: sticky; top: 0; z-index: 20; background: var(--card); border-bottom: 1px solid var(--bd);
  display: flex; align-items: center; gap: 8px; padding: 8px 14px; padding-top: calc(8px + env(safe-area-inset-top, 0px)); }
header.top .logo { width: 34px; height: 34px; }
header.top .sp { flex: 1; }
header.top .usr { color: var(--mut); font-size: 14px; max-width: 38vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
header.top .btn { padding: 0; width: 40px; min-height: 40px; display: inline-flex; align-items: center; justify-content: center; border-radius: 12px; }
main { max-width: 680px; margin: 0 auto; padding: 14px;
  padding-bottom: calc(var(--nav-h) + 24px + env(safe-area-inset-bottom, 0px)); }
nav.bar { overflow: visible; position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; background: var(--card); border-top: 1px solid var(--bd);
  display: flex; padding-bottom: env(safe-area-inset-bottom, 0px); }
nav.bar button { flex: 1; border: 0; background: none; color: var(--mut); padding: 8px 2px 7px; font: inherit; font-size: 11.5px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; min-height: var(--nav-h); cursor: pointer; position: relative; }
nav.bar button svg.i { width: 23px; height: 23px; }
nav.bar button.on { color: var(--tx); font-weight: 700; }
nav.bar button.on::before { content: ""; position: absolute; top: 0; left: 28%; right: 28%; height: 3px; border-radius: 0 0 3px 3px; background: var(--ac); }
nav.bar .badge { position: absolute; top: 6px; left: 54%; background: var(--bad); color: #fff; border-radius: 9px;
  font-size: 11px; min-width: 18px; padding: 1px 5px; text-align: center; font-weight: 700; }

/* ---- bileşenler ---- */
.card { scroll-margin-top: 72px; background: var(--card); border: 1px solid var(--bd); border-radius: var(--r); padding: 16px; margin-bottom: 12px; box-shadow: var(--shadow); }
.card.list { padding: 0; overflow: hidden; }
.card h2 { font-size: 21px; margin: 4px 0 2px; line-height: 1.25; }
.card h3 { font-size: 16px; margin: 0 0 12px; }
.row { display: flex; gap: 8px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
label { display: block; font-size: 13px; font-weight: 600; color: var(--mut); margin-bottom: 10px; }
label.chk { display: flex; align-items: center; gap: 8px; color: var(--tx); font-size: 15px; font-weight: 500; }
input, select, textarea { font: inherit; width: 100%; padding: 12px; margin-top: 4px; border: 1px solid var(--bd);
  border-radius: 12px; background: var(--bg); color: var(--tx); font-weight: 400; }
input[type=checkbox] { width: 20px; height: 20px; margin: 0; }
input:focus, select:focus { outline: 2px solid var(--ac); outline-offset: 0; }
.btn { font: inherit; border: 1px solid var(--bd); background: var(--card); color: var(--tx); border-radius: 12px;
  padding: 12px 14px; cursor: pointer; min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 500; }
.btn.pri { background: var(--ac); border-color: var(--ac); color: var(--ac-tx); font-weight: 600; }
.btn.big { min-height: 56px; font-size: 17px; border-radius: 14px; }
.btn.in { background: var(--ok); border-color: var(--ok); color: #fff; font-weight: 600; }
.btn.out { background: var(--bad); border-color: var(--bad); color: #fff; font-weight: 600; }
.btn.ghost { background: none; }
.btn.sm { min-height: 40px; padding: 8px 12px; font-size: 14px; }
.btn:disabled { opacity: .55; cursor: default; }
.err { background: var(--bad-bg); color: var(--bad); border-radius: 12px; padding: 10px 12px; margin: 10px 0; font-size: 14px; }

/* ---- Tara ---- */
.hero { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  min-height: calc(100dvh - var(--nav-h) - 250px); min-height: calc(100vh - var(--nav-h) - 250px); padding: 26px 0 10px; }
.hero-btn { width: min(62vw, 230px); aspect-ratio: 1; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--ac); color: var(--ac-tx); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  font: inherit; font-size: 26px; font-weight: 700; letter-spacing: .02em;
  box-shadow: 0 0 0 10px var(--ac-soft), 0 12px 32px rgba(20, 28, 45, .28); transition: transform .12s; }
.hero-btn:active { transform: scale(.96); }
.hero-btn svg.i { width: 64px; height: 64px; stroke-width: 1.6; }
.hero p { margin: 30px 0 0; }
.scanbar { margin-bottom: 12px; }
.manual { display: flex; gap: 8px; }
.manual input { margin: 0; }
.cam { position: fixed; inset: 0; z-index: 60; background: #000; display: flex; flex-direction: column; }
.cam .cam-top { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; padding-top: calc(12px + env(safe-area-inset-top, 0px)); color: #fff; font-weight: 600; }
.cam .cam-top .btn { background: rgba(255, 255, 255, .14); border-color: transparent; color: #fff; }
.cam #reader { flex: 1; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.cam #reader video { width: 100% !important; height: auto !important; max-height: 100%; }
.cam .cam-hint { color: #cbd2de; text-align: center; padding: 14px 16px calc(18px + env(safe-area-inset-bottom, 0px)); font-size: 14px; }

.bc { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 14px; color: var(--mut); word-break: break-all; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0; }
.chip { background: var(--chip); border-radius: 999px; padding: 4px 11px; font-size: 13px; font-weight: 500; }
.chip.loc { display: inline-flex; align-items: center; gap: 4px; }
.chip.loc svg.i { width: 14px; height: 14px; }
.stockbox { display: flex; align-items: flex-end; justify-content: space-between; margin: 12px 0; }
.stockbox .n { font-size: 44px; font-weight: 800; line-height: 1; }
.prices { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 12px 0; }
.prices div.b { background: var(--chip); border-radius: 12px; padding: 9px 11px; }
.prices .k { font-size: 12px; color: var(--mut); font-weight: 600; }
.prices .v { font-weight: 700; margin-top: 1px; }
.preview { background: var(--chip); border-radius: 12px; padding: 10px 12px; font-size: 14px; margin-bottom: 12px; }
.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; background: var(--chip); border-radius: 12px; padding: 4px; margin: 4px 0 12px; }
.seg button { font: inherit; font-weight: 600; border: 0; border-radius: 9px; padding: 10px; background: none; color: var(--mut); cursor: pointer; min-height: 44px; }
.seg button.on { background: var(--card); color: var(--tx); box-shadow: 0 1px 4px rgba(0, 0, 0, .15); }
.seg-l { font-size: 13px; font-weight: 600; color: var(--mut); }

.item { display: flex; gap: 10px; justify-content: space-between; align-items: flex-start; padding: 13px 16px;
  border-bottom: 1px solid var(--bd); cursor: pointer; }
.item:last-child { border-bottom: 0; }
.item.nosentos { background: var(--nosentos); }
.item .l { min-width: 0; }
.item .t { font-weight: 600; }
.item .r { text-align: right; white-space: nowrap; font-weight: 700; font-size: 17px; }
.item.mv { cursor: default; }
.tag { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 999px; font-weight: 600; }
.tag.in { background: var(--ok-bg); color: var(--ok); }
.tag.out { background: var(--bad-bg); color: var(--bad); }
.cancelled { opacity: .65; }
.cancelled .t, .cancelled .q { text-decoration: line-through; }
.stat { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat .s { background: var(--card); border: 1px solid var(--bd); border-radius: var(--r); padding: 14px; box-shadow: var(--shadow); }
.stat .s .k { color: var(--mut); font-size: 13px; font-weight: 600; }
.stat .s .v { font-size: 22px; font-weight: 800; margin-top: 2px; }
.stat .s.wide { grid-column: 1 / -1; }
.stat .s.dark { background: var(--ac); color: var(--ac-tx); border-color: var(--ac); }
.stat .s.dark .k { color: inherit; opacity: .75; }
.filters { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.filters select, .filters input { margin: 0; }
.tools { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 10px 0 8px; }

.toast { position: fixed; left: 12px; right: 12px; z-index: 70; max-width: 656px; margin: 0 auto;
  bottom: calc(var(--nav-h) + 14px + env(safe-area-inset-bottom, 0px));
  background: #111827; color: #fff; border-radius: 14px; padding: 12px 14px; display: flex; gap: 12px; align-items: center;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .3); }
.toast.err { background: #8e1f1f; }
.toast span { flex: 1; }
.toast button { background: none; border: 1px solid rgba(255, 255, 255, .5); color: #fff; border-radius: 8px; padding: 6px 12px; font: inherit; cursor: pointer; }
.modal-bg { position: fixed; inset: 0; background: rgba(0, 0, 0, .5); z-index: 50; display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal { background: var(--card); border-radius: 18px; padding: 18px; width: 100%; max-width: 380px; }
.empty { text-align: center; color: var(--mut); padding: 28px 10px; }
.center { display: flex; flex-direction: column; align-items: center; gap: 14px; text-align: center; padding: 14vh 20px 20px; }
.center .logo { width: 72px; height: 72px; }

/* ---- v3: ortada yükselen Tara butonu + cila ---- */
body { background: radial-gradient(900px 340px at 50% -80px, var(--ac-soft), transparent 70%) no-repeat, var(--bg); background-attachment: fixed; }
header.top, nav.bar { background: color-mix(in srgb, var(--card) 88%, transparent); -webkit-backdrop-filter: saturate(1.4) blur(14px); backdrop-filter: saturate(1.4) blur(14px); }
nav.bar { display: grid; grid-template-columns: 1fr 1fr 92px 1fr 1fr; align-items: end; border-top: 1px solid var(--bd); }
nav.bar button.fab-b { position: relative; min-height: var(--nav-h); justify-content: flex-end; padding-bottom: 7px; color: var(--tx); font-weight: 700; }
nav.bar button.fab-b::before { display: none; }
.fab { position: absolute; top: -30px; left: 50%; transform: translateX(-50%); width: 66px; height: 66px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; color: var(--ac-tx);
  background: linear-gradient(145deg, color-mix(in srgb, var(--ac) 82%, #5b6b8f), var(--ac));
  box-shadow: 0 0 0 7px var(--card), 0 0 0 8px var(--bd), 0 10px 22px rgba(20, 28, 45, .35); transition: transform .12s; }
nav.bar button.fab-b:active .fab { transform: translateX(-50%) scale(.93); }
nav.bar button.fab-b .fab svg.i { width: 30px; height: 30px; stroke-width: 1.8; }
.fab-l { font-size: 11.5px; }
.card { border-radius: 20px; }
.item { align-items: center; }
.item .av { flex: none; width: 40px; height: 40px; border-radius: 12px; background: var(--ac-soft); color: var(--tx);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 16px; }
.item.nosentos .av { background: rgba(226, 52, 52, .16); }
.item .l { flex: 1; }
.qp { display: inline-block; min-width: 44px; text-align: center; padding: 3px 11px; border-radius: 999px; background: var(--chip); font-weight: 800; font-size: 16px; }
.qp.low { background: var(--bad-bg); color: var(--bad); }
.item .r { display: flex; flex-direction: column; align-items: flex-end; }
.stat .s { border-radius: 20px; }
.stat .s .v { font-size: 24px; letter-spacing: -.01em; }
.stat .s.dark { background: linear-gradient(135deg, #2b3446, #1a2030); color: #fff; border: 0; }
@media (prefers-color-scheme: dark) { .stat .s.dark { background: linear-gradient(135deg, #2c3648, #202838); } }
.hero-btn { background: linear-gradient(145deg, color-mix(in srgb, var(--ac) 80%, #6577a3), var(--ac)); animation: ring 2.6s ease-out infinite; }
@keyframes ring { 0% { box-shadow: 0 0 0 0 var(--ac-soft), 0 12px 32px rgba(20,28,45,.28); } 70% { box-shadow: 0 0 0 24px transparent, 0 12px 32px rgba(20,28,45,.28); } 100% { box-shadow: 0 0 0 0 transparent, 0 12px 32px rgba(20,28,45,.28); } }
.btn.in, .btn.out { box-shadow: 0 4px 12px rgba(20, 28, 45, .18); }
.stockbox .n { letter-spacing: -.02em; }
.filters select { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--mut) 50%), linear-gradient(135deg, var(--mut) 50%, transparent 50%);
  background-position: calc(100% - 17px) 55%, calc(100% - 12px) 55%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 28px; }
.toast { bottom: calc(var(--nav-h) + 26px + env(safe-area-inset-bottom, 0px)); }

.ln { border: 1px solid var(--bd); border-radius: 14px; padding: 10px 12px 2px; margin-bottom: 10px; background: color-mix(in srgb, var(--chip) 50%, transparent); }
.ln-h { font-size: 13px; font-weight: 700; margin-bottom: 8px; }