/* ==================================================================
   Restock — UI
   Παλέτα: ψυχρό γκρι αποθήκης, μπλε σήμανσης, πορτοκαλί για ελλείψεις
   Τυπογραφία: Roboto Condensed (ετικέτες ραφιού) + Inter (κείμενο/αριθμοί)
================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Roboto+Condensed:wght@400;700&display=swap&subset=greek,latin');

:root{
  --paper:#EDEFF3;
  --card:#FFFFFF;
  --ink:#10243A;
  --ink-2:#3D5670;
  --steel:#7A8B9C;
  --line:#D9DFE7;
  --line-2:#EAEEF3;

  --brand:#1F5FD1;
  --brand-dark:#164AA6;
  --brand-soft:#E6EEFC;

  --gap:#E8590C;          /* έλλειψη */
  --gap-soft:#FDEEE3;
  --ok:#137A52;           /* καλυμμένο */
  --ok-soft:#E3F3ED;

  --r:14px;
  --r-sm:9px;
  --shadow:0 1px 2px rgba(16,36,58,.06), 0 6px 18px rgba(16,36,58,.06);
  --nav-h:64px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--paper);
  color:var(--ink);
  font:400 15px/1.5 Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing:antialiased;
  -webkit-text-size-adjust:100%;
}
a{color:var(--brand);text-decoration:none}
h1,h2,h3{margin:0;line-height:1.2}
input,select,textarea,button{font-family:inherit;font-size:16px}

/* ---------- Τυπογραφικά utilities ---------- */
.label,.eyebrow,.nav a,.btn,.tag,th{
  font-family:"Roboto Condensed", Inter, sans-serif;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.eyebrow{font-size:12px;font-weight:700;color:var(--steel)}
.muted{color:var(--ink-2);font-size:14px}
.num{font-variant-numeric:tabular-nums;font-weight:600}
.mono-lg{font-variant-numeric:tabular-nums;font-weight:700;font-size:26px;letter-spacing:-.02em}

/* ---------- Layout ---------- */
.shell{max-width:1080px;margin:0 auto;padding:0 14px calc(var(--nav-h) + 28px)}
.topbar{
  position:sticky;top:0;z-index:30;
  background:var(--ink);color:#fff;
  padding:12px 14px;
  display:flex;align-items:center;gap:12px;
}
.topbar .brand-mark{color:#fff}
.brand-mark{
  font-family:"Roboto Condensed",sans-serif;font-weight:700;
  letter-spacing:.22em;font-size:15px;text-transform:uppercase;
}
.brand-mark span{color:var(--gap)}
.topbar .who{margin-left:auto;font-size:13px;color:#A9BBCD}
.topbar .who a{color:#fff;border-bottom:1px solid rgba(255,255,255,.35)}

.page-head{padding:20px 2px 12px}
.page-head h1{font-size:24px;letter-spacing:-.02em}
.page-head .sub{color:var(--ink-2);font-size:14px;margin-top:4px}
.head-row{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap}
.head-row .spacer{flex:1}

/* ---------- Κάρτες ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:14px}
.card-pad{padding:16px}
.card-head{
  padding:13px 16px;border-bottom:1px solid var(--line-2);
  display:flex;align-items:center;gap:10px;
}
.card-head h2{font-family:"Roboto Condensed",sans-serif;text-transform:uppercase;letter-spacing:.06em;font-size:15px}
.card-head .spacer{flex:1}

/* ---------- Στατιστικά ---------- */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:14px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px}
.stat .k{font-family:"Roboto Condensed",sans-serif;text-transform:uppercase;font-size:11.5px;letter-spacing:.08em;color:var(--steel)}
.stat .v{font-variant-numeric:tabular-nums;font-weight:700;font-size:28px;letter-spacing:-.03em;margin-top:2px}
.stat.gap .v{color:var(--gap)}
.stat.ok  .v{color:var(--ok)}

/* ---------- Κουμπιά ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:10px 15px;border-radius:10px;font-size:13.5px;font-weight:700;
  cursor:pointer;transition:.15s;white-space:nowrap;
}
.btn:hover{border-color:var(--steel)}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn-dark{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-gap{background:var(--gap);border-color:var(--gap);color:#fff}
.btn-ghost{background:transparent}
.btn-sm{padding:7px 11px;font-size:12.5px;border-radius:8px}
.btn-block{width:100%}
.btn-danger{color:#B42318;border-color:#F0C4BF;background:#fff}
.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(31,95,209,.35);outline-offset:2px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- Φόρμες ---------- */
.field{margin-bottom:13px}
.field label{
  display:block;font-family:"Roboto Condensed",sans-serif;text-transform:uppercase;
  font-size:11.5px;letter-spacing:.08em;color:var(--steel);margin-bottom:5px;font-weight:700;
}
.input,select.input,textarea.input{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--ink);
}
.input:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(31,95,209,.14)}
.grid-2{display:grid;grid-template-columns:1fr;gap:0 12px}
.hint{font-size:12.5px;color:var(--steel);margin-top:5px}

/* ---------- Ειδοποιήσεις ---------- */
.alert{padding:11px 13px;border-radius:10px;font-size:14px;margin-bottom:12px;border:1px solid}
.alert-ok{background:var(--ok-soft);border-color:#BCE0D2;color:#0C5C3E}
.alert-bad{background:#FDECEA;border-color:#F5C6C0;color:#9A2A1E}
.alert-info{background:var(--brand-soft);border-color:#C7DBFA;color:var(--brand-dark)}

/* ---------- Λίστες προϊόντων ---------- */
.list{list-style:none;margin:0;padding:0}
.row{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;border-bottom:1px solid var(--line-2);
}
.row:last-child{border-bottom:0}
.row .main{min-width:0;flex:1}
.sku{
  font-family:"Roboto Condensed",sans-serif;font-weight:700;font-size:13px;
  letter-spacing:.05em;color:var(--brand);
}
.row .title{font-size:14.5px;font-weight:500;margin-top:1px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row .meta{font-size:12.5px;color:var(--steel);margin-top:2px}

/* --- ΥΠΟΓΡΑΦΗ: το «μανόμετρο ραφιού» --- */
.gauge{height:6px;border-radius:99px;background:var(--line);overflow:hidden;margin-top:7px}
.gauge i{display:block;height:100%;background:var(--ok);border-radius:99px;transition:width .25s ease}
.gauge.low i{background:var(--gap)}
.gauge.empty i{background:var(--gap)}

.pill{
  font-family:"Roboto Condensed",sans-serif;text-transform:uppercase;letter-spacing:.05em;
  font-size:11.5px;font-weight:700;padding:4px 8px;border-radius:99px;white-space:nowrap;
}
.pill-gap{background:var(--gap-soft);color:var(--gap)}
.pill-ok{background:var(--ok-soft);color:var(--ok)}
.pill-idle{background:var(--line-2);color:var(--steel)}

/* ---------- Πεδίο καταμέτρησης ---------- */
.stepper{display:flex;align-items:center;gap:6px}
.stepper button{
  width:38px;height:40px;border:1px solid var(--line);background:#fff;border-radius:9px;
  font-size:19px;font-weight:700;color:var(--ink-2);cursor:pointer;line-height:1;
}
.stepper button:active{background:var(--line-2)}
.stepper input{
  width:66px;height:40px;text-align:center;border:1px solid var(--line);border-radius:9px;
  font-variant-numeric:tabular-nums;font-weight:700;font-size:16px;color:var(--ink);
}
.stepper input.counted{border-color:var(--brand);background:var(--brand-soft)}

/* ---------- Αναζήτηση ---------- */
.search-bar{position:sticky;top:52px;z-index:20;background:var(--paper);padding:10px 0 8px}
.search-bar .input{box-shadow:var(--shadow)}

/* ---------- Πίνακες (αναφορά) ---------- */
.table{width:100%;border-collapse:collapse}
.table th{
  text-align:left;font-size:11.5px;color:var(--steel);font-weight:700;
  padding:9px 10px;border-bottom:1px solid var(--line);
}
.table td{padding:10px;border-bottom:1px solid var(--line-2);font-size:14px;vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table .r{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
.supplier-block{margin-bottom:14px}
.supplier-head{
  display:flex;align-items:center;gap:10px;padding:13px 16px;
  background:var(--ink);color:#fff;border-radius:var(--r) var(--r) 0 0;
}
.supplier-head h3{font-family:"Roboto Condensed",sans-serif;text-transform:uppercase;letter-spacing:.06em;font-size:15px}
.supplier-head .spacer{flex:1}
.supplier-head .count{font-size:12.5px;color:#A9BBCD}
.supplier-head .btn{
  background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.28);color:#fff;
}
.supplier-head .btn:hover{background:rgba(255,255,255,.24);border-color:rgba(255,255,255,.5)}

/* ---------- Κενές καταστάσεις ---------- */
.empty{text-align:center;padding:38px 20px}
.empty .big{font-family:"Roboto Condensed",sans-serif;text-transform:uppercase;letter-spacing:.08em;font-size:16px;color:var(--ink-2)}
.empty p{color:var(--steel);font-size:14px;margin:8px 0 16px}

/* ---------- Κάτω πλοήγηση (κινητό) ---------- */
.nav{
  position:fixed;left:0;right:0;bottom:0;z-index:40;
  background:#fff;border-top:1px solid var(--line);
  display:grid;grid-template-columns:repeat(5,1fr);
  padding-bottom:env(safe-area-inset-bottom);
}
.nav a{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:9px 2px 8px;font-size:10.5px;font-weight:700;color:var(--steel);
}
.nav a svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.nav a.on{color:var(--brand)}
.nav a.on svg{stroke:var(--brand)}

/* ---------- Login / Register ---------- */
.auth-body{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:22px;background:var(--ink)}
.auth-card{width:100%;max-width:390px;background:#fff;border-radius:18px;padding:26px 22px;box-shadow:0 24px 60px rgba(0,0,0,.3)}
.auth-card .brand-mark{color:var(--ink);margin-bottom:16px}
.auth-title{font-size:21px;margin-bottom:4px;letter-spacing:-.02em}
.auth-card .muted{margin:0 0 18px}
.auth-alt{text-align:center;margin-top:16px;font-size:14px;color:var(--ink-2)}

/* ---------- Desktop ---------- */
@media (min-width:900px){
  :root{--nav-h:0px}
  .shell{max-width:1120px;padding:0 24px 60px;display:grid;grid-template-columns:212px 1fr;gap:28px;align-items:start}
  .shell > *{grid-column:2}
  .nav{
    position:sticky;top:78px;grid-column:1;grid-row:1 / span 99;
    display:block;border:1px solid var(--line);border-radius:var(--r);
    padding:8px;margin-top:20px;box-shadow:var(--shadow);
  }
  .nav a{flex-direction:row;justify-content:flex-start;gap:11px;font-size:12.5px;padding:11px 12px;border-radius:9px}
  .nav a.on{background:var(--brand-soft)}
  .stats{grid-template-columns:repeat(4,1fr)}
  .grid-2{grid-template-columns:1fr 1fr}
  .topbar{padding:14px 24px}
  .search-bar{top:60px}
}

/* ---------- Εκτύπωση / PDF ---------- */
@media print{
  :root{--paper:#fff}
  body{background:#fff;font-size:11.5pt}
  .topbar,.nav,.no-print,.search-bar{display:none !important}
  .shell{display:block;max-width:none;padding:0}
  .card,.supplier-block{box-shadow:none;border:1px solid #C9D2DC;break-inside:avoid}
  .supplier-head{background:#10243A !important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .pill-gap{background:#FDEEE3 !important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  a[href]:after{content:""}
  @page{margin:14mm}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}