/* ============================================================
   Super Optom — Narx yorliqlari
   Oq sirtlar, mayin kulrang asos, bitta iliq urg'u rangi (amber).
   ============================================================ */

:root{
  /* Sirtlar — bitta sovuq kulrang oila */
  --bg:        #f4f6f8;   /* sahifa asosi */
  --surface:   #ffffff;   /* kartalar, jadval */
  --raised:    #ffffff;   /* ko'tarilgan elementlar */
  --hover:     #f2f5f8;   /* qator hover */
  --sunken:    #fafbfc;   /* jadval sarlavhasi */

  /* Chiziqlar */
  --line:      rgba(17,21,28,.08);
  --line-firm: rgba(17,21,28,.15);

  /* Matn */
  --text:      #16191e;
  --muted:     #5f6874;
  --faint:     #6b7482;

  /* Bitta urg'u rangi */
  --accent:    #e0951f;
  --accent-hi: #eda330;
  --accent-dim:#c8842a;
  --accent-ink:#241703;
  --accent-soft:rgba(224,149,31,.16);

  --danger:    #c0392f;
  --danger-soft:rgba(192,57,47,.10);

  /* Soyalar sovuq kulrangga bo'yalgan (sof qora emas) */
  --shadow-sm: 0 1px 2px rgba(17,21,28,.06);
  --shadow-md: 0 4px 14px -4px rgba(17,21,28,.13);
  --shadow-lg: 0 18px 40px -18px rgba(17,21,28,.22);

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;

  --ease: cubic-bezier(.2,.6,.3,1);
}

*{ box-sizing:border-box }

html{ scroll-behavior:smooth }

body{
  margin:0;
  min-height:100dvh;
  background:var(--bg);
  color:var(--text);
  font-family:'Outfit', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size:15px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

/* Raqamlar hamma joyda tabular mono — ustunlar tik turadi */
.mono{
  font-family:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-variant-numeric:tabular-nums;
  font-feature-settings:'tnum' 1;
}

/* Yassilikni buzadigan mayin don */
.grain{
  position:fixed; inset:0; z-index:0; pointer-events:none; opacity:.022;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Yuqorida sezilmas iliq yorug'lik — yagona yorug'lik manbai */
.glow{
  position:fixed; inset:0 0 auto 0; height:380px; z-index:0; pointer-events:none;
  background:radial-gradient(58% 100% at 50% 0%, rgba(224,149,31,.10) 0%, transparent 72%);
}

.skip{
  position:absolute; left:-9999px; top:0; z-index:100;
  padding:10px 16px; background:var(--accent); color:var(--accent-ink);
  border-radius:0 0 var(--r-sm) 0; font-weight:600;
}
.skip:focus{ left:0 }

/* ---------------- Topbar ---------------- */

.topbar{
  position:sticky; top:0; z-index:20;
  border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(14px) saturate(150%);
}
.topbar__in{
  max-width:1180px; margin:0 auto;
  padding:18px 28px 16px;
  display:flex; align-items:center; gap:20px; flex-wrap:wrap;
}

.brand{ display:flex; align-items:center; gap:13px; margin-right:auto }
.brand__mark{
  width:38px; height:38px; flex:none;
  border-radius:11px;
  display:grid; place-items:center;
  background:linear-gradient(150deg, var(--accent-hi) 0%, #c9761f 100%);
  color:var(--accent-ink);
  box-shadow:0 3px 10px -2px rgba(200,132,42,.45), inset 0 1px 0 rgba(255,255,255,.45);
}
.brand__mark svg{ width:20px; height:20px }

.brand h1{
  margin:0;
  font-size:20px; font-weight:600; letter-spacing:-.02em;
  line-height:1.15;
}
.brand p{
  margin:1px 0 0;
  font-size:13px; color:var(--muted); letter-spacing:-.005em;
}

.actions{ display:flex; gap:10px; align-items:center }

/* ---------------- Tugmalar ---------------- */

.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:10px 16px;
  font:inherit; font-size:14px; font-weight:600; letter-spacing:-.01em;
  border:1px solid transparent; border-radius:var(--r-md);
  background:var(--accent); color:var(--accent-ink);
  cursor:pointer;
  box-shadow:0 1px 2px rgba(17,21,28,.10), inset 0 1px 0 rgba(255,255,255,.38);
  transition:background .2s var(--ease), transform .12s var(--ease), box-shadow .2s var(--ease);
}
.btn:hover{ background:var(--accent-hi); box-shadow:0 4px 12px -3px rgba(200,132,42,.5), inset 0 1px 0 rgba(255,255,255,.42) }
.btn:active{ transform:translateY(1px); box-shadow:0 1px 2px rgba(17,21,28,.12) }

.btn.ghost{
  background:var(--raised); color:var(--text);
  border-color:var(--line-firm);
  box-shadow:var(--shadow-sm);
}
.btn.ghost:hover{ background:var(--hover); border-color:rgba(17,21,28,.22) }

.btn svg{ width:16px; height:16px; flex:none }
.btn[disabled]{ opacity:.45; pointer-events:none; box-shadow:none }

:where(button,input,a,[tabindex]):focus-visible{
  outline:2px solid var(--accent-dim);
  outline-offset:2px;
  border-radius:var(--r-sm);
}

/* ---------------- Asosiy ---------------- */

.wrap{ position:relative; z-index:1; max-width:1180px; margin:0 auto; padding:32px 28px 96px }

/* Skan paneli */
.scan{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px 24px;
  box-shadow:var(--shadow-lg);
}
.scan__label{
  display:block; margin-bottom:11px;
  font-size:12px; font-weight:600; letter-spacing:.09em; text-transform:uppercase;
  color:var(--faint);
}
.scan__row{ display:flex; gap:12px; align-items:stretch; flex-wrap:wrap }

.field{ position:relative; flex:1 1 320px; min-width:0 }
.field svg{
  position:absolute; left:15px; top:50%; margin-top:-9px;
  width:18px; height:18px; color:var(--faint);
  transition:color .2s var(--ease);
  pointer-events:none;
}
.field:focus-within svg{ color:var(--accent-dim) }

.barcode{
  width:100%;
  padding:14px 16px 14px 44px;
  font-family:'JetBrains Mono', ui-monospace, monospace;
  font-size:16px; font-variant-numeric:tabular-nums; letter-spacing:.04em;
  color:var(--text);
  background:var(--bg);
  border:1px solid var(--line-firm);
  border-radius:var(--r-md);
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.barcode::placeholder{ color:var(--faint); letter-spacing:0; font-family:'Outfit',sans-serif }
.barcode:focus{
  outline:none;
  background:var(--surface);
  border-color:var(--accent-dim);
  box-shadow:0 0 0 4px var(--accent-soft);
}

.note{ margin:12px 2px 0; min-height:20px; font-size:13.5px; color:var(--muted) }
.note.err{ color:var(--danger) }

/* Do'kon tanlagich (narxlar do'konga qarab farq qiladi) */
.scan__top{
  display:flex; align-items:center; justify-content:space-between;
  gap:12px 20px; flex-wrap:wrap; margin-bottom:11px;
}
.scan__top .scan__label{ margin-bottom:0 }

.seg{
  display:inline-flex; gap:3px; padding:3px;
  background:var(--bg);
  border:1px solid var(--line-firm);
  border-radius:var(--r-md);
  max-width:100%; overflow:auto;
}
.seg__btn{
  padding:7px 14px;
  font:inherit; font-size:13.5px; font-weight:500; letter-spacing:-.005em;
  color:var(--muted); white-space:nowrap;
  background:transparent; border:0; border-radius:9px;
  cursor:pointer;
  transition:background .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
}
.seg__btn:hover{ color:var(--text) }
.seg__btn[aria-pressed=true]{
  color:var(--accent-ink); font-weight:600;
  background:var(--accent);
  box-shadow:0 1px 2px rgba(17,21,28,.12), inset 0 1px 0 rgba(255,255,255,.38);
}

/* ---------------- Jadval ---------------- */

.panel{ margin-top:28px }

.panel__head{
  display:flex; align-items:baseline; gap:12px;
  padding:0 4px 12px;
}
.panel__head h2{
  margin:0; font-size:15px; font-weight:600; letter-spacing:-.01em;
}
.panel__count{ font-size:13.5px; color:var(--muted) }

.table-wrap{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--surface);
  overflow:hidden;
  box-shadow:var(--shadow-md);
}
.table-scroll{ overflow:auto; max-height:calc(100dvh - 340px); min-height:0 }

.tbl{ width:100%; min-width:720px; border-collapse:collapse }

.tbl thead th{
  position:sticky; top:0; z-index:5;
  padding:13px 16px;
  text-align:left; vertical-align:middle;
  font-size:11.5px; font-weight:600; letter-spacing:.085em; text-transform:uppercase;
  color:var(--faint);
  background:var(--sunken);
  border-bottom:1px solid var(--line-firm);
  white-space:nowrap;
}

.tbl tbody td{
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  vertical-align:middle;
}
.tbl tbody tr:last-child td{ border-bottom:0 }
.tbl tbody tr{ transition:background .16s var(--ease) }
.tbl tbody tr:hover{ background:var(--hover) }

/* Tanlangan qatorda chap chekkada urg'u chizig'i */
.tbl tbody tr.sel td:first-child{ box-shadow:inset 3px 0 0 var(--accent) }

.col-chk{ width:46px; padding-left:18px !important }
.col-idx{ width:44px }
.col-num{ width:132px; text-align:right }
.col-act{ width:60px; text-align:right; padding-right:18px !important }

.tbl td.col-num, .tbl th.col-num{ text-align:right }

/* Tanlangan do'konda optom narx turi yo'q bo'lsa ustun yashiriladi */
.tbl.no-w .col-w{ display:none }

.cell-name{
  font-weight:500; letter-spacing:-.005em;
  max-width:340px;
  text-wrap:pretty;
}
.cell-idx{ color:var(--faint); font-size:13px }
.cell-bc{ color:var(--muted); font-size:13.5px; letter-spacing:.03em }
.cell-price{ font-size:15px; font-weight:500; letter-spacing:-.01em }
.cell-price .sum{ color:var(--faint); font-size:11.5px; margin-left:3px; font-weight:400 }
.cell-price.zero{ color:var(--faint) }

input[type=checkbox]{
  width:17px; height:17px; margin:0;
  accent-color:var(--accent-dim);
  cursor:pointer;
  vertical-align:middle;
}

.icon-btn{
  width:32px; height:32px;
  display:inline-grid; place-items:center;
  border:1px solid transparent; border-radius:var(--r-sm);
  background:transparent; color:var(--faint);
  cursor:pointer;
  opacity:0;
  transition:opacity .16s var(--ease), background .16s var(--ease), color .16s var(--ease);
}
.icon-btn svg{ width:16px; height:16px }
tr:hover .icon-btn, .icon-btn:focus-visible{ opacity:1 }
.icon-btn:hover{ background:var(--danger-soft); color:var(--danger) }
.icon-btn:active{ transform:scale(.94) }

/* Faqat skrin-riderlar uchun */
.sr{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0;
}

/* ---------------- Bo'sh holat ---------------- */

.empty{
  padding:64px 28px 72px;
  text-align:center;
}
.empty__icon{
  width:56px; height:56px; margin:0 auto 18px;
  display:grid; place-items:center;
  border-radius:16px;
  background:var(--bg);
  border:1px solid var(--line-firm);
  color:var(--faint);
}
.empty__icon svg{ width:26px; height:26px }
.empty h3{ margin:0 0 7px; font-size:16px; font-weight:600; letter-spacing:-.01em }
.empty p{ margin:0 auto; max-width:38ch; color:var(--muted); font-size:14px; text-wrap:pretty }
.empty kbd{
  font-family:'JetBrains Mono',monospace; font-size:12px;
  padding:2px 6px; margin:0 1px;
  border:1px solid var(--line-firm); border-radius:5px;
  background:var(--bg); color:var(--text);
}

/* ---------------- Skeleton ---------------- */

.skel td{ height:53px }
.skel span{
  display:block; height:11px; border-radius:5px;
  background:linear-gradient(90deg, #eef1f4 0%, #f8fafb 50%, #eef1f4 100%);
  background-size:220% 100%;
  animation:shimmer 1.25s linear infinite;
}
@keyframes shimmer{ to{ background-position:-220% 0 } }

/* ---------------- Toast ---------------- */

.toast{
  position:fixed; right:22px; bottom:22px; z-index:50;
  display:flex; align-items:center; gap:10px;
  padding:13px 17px;
  background:var(--surface);
  border:1px solid var(--line-firm);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-lg);
  font-size:14px; font-weight:500;
  animation:rise .28s var(--ease);
}
.toast[hidden]{ display:none }   /* display:flex hidden atributini bosib ketmasin */
.toast::before{
  content:''; width:7px; height:7px; border-radius:50%;
  background:var(--accent); flex:none;
}
.toast.err{ border-color:rgba(192,57,47,.35) }
.toast.err::before{ background:var(--danger) }
@keyframes rise{ from{ opacity:0; transform:translateY(10px) } }

@media (prefers-reduced-motion:reduce){
  *{ animation-duration:.01ms !important; transition-duration:.01ms !important }
}

@media (max-width:640px){
  .topbar__in{ padding:14px 18px }
  .wrap{ padding:22px 18px 72px }
  .scan{ padding:18px }
  .actions{ width:100%; }
  .actions .btn{ flex:1; justify-content:center }
}

/* ---------------- Chop etish ---------------- */

/* Qog'ozga faqat yorliqlar chiqadi (#printArea), har bir yorliq alohida sahifa.
   Yorliq ko'rinishi label.css da. */
/* display:none emas: label.js narx kengligini o'lchashi uchun layout kerak */
#printArea{ position:absolute; left:-10000px; top:0; width:80mm; visibility:hidden }

@media print{
  body > *:not(#printArea){ display:none !important }
  html, body{ margin:0; padding:0; background:#fff; min-height:0 }
  #printArea{ position:static; width:auto; visibility:visible }
}