:root {
  --bg: #f7f5ef;
  --card: #ffffff;
  --ink: #2a2620;
  --muted: #7a7367;
  --line: #e6e1d6;
  --accent: #e0a82e;
  --accent-d: #b9871d;
  --ok: #2e7d4f;
  --ok-bg: #e6f4ec;
  --warn: #b8860b;
  --warn-bg: #fdf3da;
  --red: #c0392b;
  --red-bg: #fbe9e7;
  --shadow: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}
a { color: var(--accent-d); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
header.topbar {
  background: var(--ink);
  color: #fff;
  padding: 0 16px;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  box-shadow: var(--shadow);
}
.topbar .brand { font-weight: 700; margin-right: 16px; padding: 12px 0; white-space: nowrap; }
.topbar .brand span { color: var(--accent); }
.topbar nav { display: flex; flex-wrap: wrap; gap: 2px; flex: 1; }
.topbar nav a {
  color: #d8d2c6; padding: 12px 12px; border-bottom: 3px solid transparent;
}
.topbar nav a:hover { color: #fff; text-decoration: none; }
.topbar nav a.active { color: #fff; border-bottom-color: var(--accent); }
.topbar .user { display: flex; align-items: center; gap: 10px; padding: 8px 0; white-space: nowrap; }
.topbar .user .who { color: #cfc8ba; font-size: 13px; }
.nav-toggle { display: none; background: none; border: 1px solid #4a443b; color: #fff; border-radius: 8px; font-size: 22px; line-height: 1; padding: 6px 12px; cursor: pointer; }

/* Mobile/tablet: nav chowane pod przycisk ☰ */
@media (max-width: 760px) {
  header.topbar { flex-wrap: wrap; padding: 0 12px; }
  .topbar .brand { flex: 1; padding: 12px 0; }
  .nav-toggle { display: block; order: 2; margin: 7px 0; }
  .topbar nav { order: 4; flex-basis: 100%; flex-direction: column; gap: 0; display: none; padding-bottom: 6px; }
  header.topbar.nav-open nav { display: flex; }
  .topbar nav a { padding: 13px 8px; border-bottom: 1px solid #3a352e; border-left: 3px solid transparent; }
  .topbar nav a.active { border-bottom-color: #3a352e; border-left-color: var(--accent); }
  .topbar .user { order: 3; padding: 8px 0 8px 10px; }
}

.wrap { max-width: 1100px; margin: 22px auto; padding: 0 16px; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 24px 0 10px; }
.sub { color: var(--muted); margin: 0 0 18px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px; box-shadow: var(--shadow); margin-bottom: 18px; }
.grid { display: grid; gap: 16px; }
.grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); }

/* Stat tiles */
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; box-shadow: var(--shadow); }
.stat .label { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 30px; font-weight: 700; margin-top: 4px; }
.stat .value small { font-size: 14px; color: var(--muted); font-weight: 400; }

/* Forms */
label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 3px; }
input, select, textarea {
  width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 16px; font-family: inherit; background: #fff; color: var(--ink); /* 16px = brak auto-zoom na iOS */
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 130px; }
.btn {
  display: inline-block; background: var(--accent); color: #2a2620; border: none; border-radius: 7px;
  padding: 10px 16px; font-size: 15px; font-weight: 600; cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--accent-d); color: #fff; }
.btn.sec { background: #eee7d8; color: var(--ink); }
.btn.sec:hover { background: #e0d8c5; }
.btn.danger { background: var(--red-bg); color: var(--red); }
.btn.danger:hover { background: var(--red); color: #fff; }
.btn.sm { padding: 5px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tr:hover td { background: #faf8f2; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* Wiersz zamowienia do realizacji (sprzedaze) - podswietlenie */
tr.order-pending td { background: var(--warn-bg); }
tr.order-pending:hover td { background: #fbecc4; }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge.size { background: #efe7d3; color: var(--accent-d); }
.badge.fresh { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.critical, .badge.expired { background: var(--red-bg); color: var(--red); }
.badge.pending { background: #eaf0f4; color: #3a6076; }
.badge.paid { background: var(--ok-bg); color: var(--ok); }
.badge.open { background: var(--ok-bg); color: var(--ok); }
.badge.depleted { background: #eee; color: var(--muted); }
.badge.closed { background: #e3dccd; color: var(--muted); }
.badge.completed { background: var(--ok-bg); color: var(--ok); }
.badge.voided { background: var(--red-bg); color: var(--red); }
.badge.role-admin { background: #e7e0ff; color: #5b3fb0; }
.badge.role-employee { background: #def0f5; color: #1a6b86; }
.badge.inactive { background: #eee; color: var(--muted); }

/* Messages */
.msg { padding: 11px 14px; border-radius: 8px; margin: 12px 0; font-size: 14px; }
.msg.ok { background: var(--ok-bg); color: var(--ok); }
.msg.err { background: var(--red-bg); color: var(--red); }
.msg.info { background: #eef4f7; color: #2c5a6e; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.right { text-align: right; }
.totbar { font-size: 18px; font-weight: 700; }
.totbar small { font-weight: 400; color: var(--muted); font-size: 13px; }
.line-item { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; padding: 10px; border: 1px dashed var(--line); border-radius: 8px; margin-bottom: 10px; }
.line-item label { margin-top: 0; }
.line-item .grow { flex: 2; min-width: 200px; }
.empty { color: var(--muted); padding: 24px; text-align: center; }

/* Login */
.login-box { max-width: 360px; margin: 8vh auto; }
.login-box .card { padding: 28px; }
.login-box h1 { text-align: center; }
.login-box h1 span { color: var(--accent-d); }

/* Karta klienta przy sprzedazy */
.client-card { background: #f4f8fb; border: 1px solid #d6e4ec; border-radius: 8px; padding: 10px 12px; margin: 8px 0 4px; font-size: 14px; }
.client-card .cname { font-weight: 700; font-size: 15px; }
.client-card .crow { color: #44606e; margin-top: 2px; }
.client-card .crow b { color: var(--ink); }

/* Pasek naleznosci (sprzedaze) */
.recv-bar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.stat-pill { background: #f2efe6; border-radius: 8px; padding: 8px 14px; font-size: 14px; }
.stat-pill b { font-size: 16px; }
.stat-pill.red { background: var(--red-bg); color: var(--red); }
.stat-pill.ok { background: var(--ok-bg); color: var(--ok); }

.paybar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }

/* Dostawy zgrupowane (przyjecia) - rozwijane */
.dgroup { background: var(--card); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); margin-bottom: 12px; }
.dgroup > summary { list-style: none; cursor: pointer; padding: 14px 16px; display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.dgroup > summary::-webkit-details-marker { display: none; }
.dgroup > summary::before { content: "\25B8"; color: var(--muted); font-size: 13px; }
.dgroup[open] > summary::before { content: "\25BE"; }
.dgroup > summary:hover { background: #faf8f2; }
.dg-head { display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: baseline; flex: 1; min-width: 0; }
.dg-date { font-variant-numeric: tabular-nums; color: var(--muted); }
.dg-sup { font-weight: 700; font-size: 15px; }
.dg-meta { color: var(--muted); font-size: 13px; }
.dg-sizes { display: flex; gap: 6px; flex-wrap: wrap; }
.dg-sizes .chip { background: #efe7d3; color: var(--accent-d); border-radius: 8px; padding: 3px 9px; font-size: 13px; font-weight: 600; }
.dg-extra { flex-basis: 100%; color: var(--muted); font-size: 12px; }
.dg-body { padding: 0 16px 14px; }
.cl-date { margin: 14px 0 4px; padding-bottom: 3px; border-bottom: 1px solid var(--line); }
.cl-date-h { font-weight: 700; font-variant-numeric: tabular-nums; }

/* Pasek stanu S/M/L na ekranie sprzedazy */
.stock-strip { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0 2px; }
.stock-strip .chip { background: #efe7d3; color: var(--accent-d); border-radius: 8px; padding: 6px 12px; font-weight: 600; font-size: 14px; }
.stock-strip .chip b { font-size: 16px; }

/* Podpowiedz ostatniej ceny */
.price-hint { font-size: 12px; color: var(--ok); margin-top: 3px; cursor: pointer; }
.price-hint:hover { text-decoration: underline; }

/* Wyszukiwarka klientow */
.search-wrap { position: relative; }

/* Cele dotyku */
.btn { min-height: 44px; }
.btn.sm { padding: 8px 12px; font-size: 14px; min-height: 38px; }

/* Mobile: tabele przewijalne, mniejsze marginesy */
@media (max-width: 640px) {
  .wrap { margin: 14px auto; padding: 0 12px; }
  h1 { font-size: 20px; }
  h2 { font-size: 16px; }
  .card { padding: 14px; }
  /* tabela staje sie przewijalna w poziomie zamiast wylatywac poza ekran */
  table { display: block; width: 100%; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
  th, td { padding: 10px 8px; }
  .row > * { min-width: 120px; }
  .line-item .grow { flex-basis: 100%; }
}

/* Wydruk pokwitowania */
@media print {
  header.topbar, .no-print, .btn { display: none !important; }
  body { background: #fff; font-size: 13px; }
  .wrap { margin: 0; max-width: none; }
  .card { box-shadow: none; border: none; padding: 0; }
}
.receipt { max-width: 520px; }
.receipt h1 { font-size: 20px; }
.receipt .rhead { display: flex; justify-content: space-between; border-bottom: 2px solid var(--ink); padding-bottom: 8px; margin-bottom: 12px; }
.receipt table { width: 100%; }
.receipt .rtot { border-top: 2px solid var(--ink); margin-top: 10px; padding-top: 8px; }
.receipt .sign { margin-top: 40px; display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; }
.receipt .sign div { border-top: 1px solid var(--ink); padding-top: 4px; width: 45%; text-align: center; }