@import url("https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Source+Sans+3:wght@400;600;700&display=swap");

:root {
  --ink: #231f20;
  --ink-2: #3a3435;
  --cream: #f6f1e8;
  --paper: #fffdf9;
  --line: #e4dccd;
  --muted: #7a7068;
  --copper: #9c4f24;
  --copper-2: #b8662f;
  --ok: #2f7d4f;
  --warn: #b7791f;
  --bad: #b23b2e;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(35, 31, 32, .06), 0 4px 16px rgba(35, 31, 32, .06);
  --head: "Oswald", "Arial Narrow", Impact, sans-serif;
  --body: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: var(--body); color: var(--ink); background: var(--cream); font-size: 16px; line-height: 1.45; }
a { color: var(--copper); }
h1, h2, h3, h4 { font-family: var(--head); text-transform: uppercase; letter-spacing: .04em; margin: 0 0 .5em; line-height: 1.15; }
h1 { font-size: 1.9rem; } h2 { font-size: 1.4rem; } h3 { font-size: 1.1rem; }
.muted { color: var(--muted); } .small { font-size: .875rem; } .right { text-align: right; } .nowrap { white-space: nowrap; }
.hidden { display: none !important; }

/* ── Header ── */
.topbar { background: var(--ink); color: var(--cream); position: sticky; top: 0; z-index: 20; }
.topbar-inner { max-width: 1240px; margin: 0 auto; display: flex; align-items: center; gap: 18px; padding: 10px 20px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--cream); text-decoration: none; }
.brand img { height: 44px; }
.brand span { font-family: var(--head); text-transform: uppercase; letter-spacing: .12em; font-size: .8rem; opacity: .75; border-left: 1px solid #ffffff33; padding-left: 10px; }
.nav { display: flex; gap: 2px; flex-wrap: wrap; flex: 1; }
.nav a { color: #e9e1d4; text-decoration: none; font-family: var(--head); text-transform: uppercase; letter-spacing: .05em; font-size: .85rem; padding: 8px 9px; white-space: nowrap; border-radius: 6px; position: relative; }
.nav a:hover { background: #ffffff14; }
.nav a.active { background: var(--cream); color: var(--ink); }
.nav .badge { position: absolute; top: 1px; right: 0; }
.userbox { display: flex; align-items: center; gap: 10px; font-size: .85rem; color: #d8cfc2; }
.menu-toggle { display: none; background: none; border: 1px solid #ffffff44; color: var(--cream); border-radius: 6px; padding: 6px 10px; font-size: 1rem; }

.demo-banner { background: var(--copper); color: #fff; text-align: center; font-size: .85rem; padding: 6px 12px; }
.demo-banner button { margin-left: 8px; }

main { max-width: 1240px; margin: 0 auto; padding: 24px 20px 64px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.page-head h1 { margin: 0; }

/* ── Controls ── */
button, .btn { font: inherit; font-weight: 600; border: 1px solid var(--ink); background: var(--ink); color: var(--cream); border-radius: 8px; padding: 8px 16px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; line-height: 1.2; }
button:hover, .btn:hover { background: var(--ink-2); }
button:disabled { opacity: .45; cursor: not-allowed; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: #00000008; }
.btn-copper { background: var(--copper); border-color: var(--copper); }
.btn-copper:hover { background: var(--copper-2); }
.btn-danger { background: transparent; color: var(--bad); border-color: #e7c3bd; }
.btn-danger:hover { background: #b23b2e10; }
.btn-sm { padding: 5px 10px; font-size: .85rem; border-radius: 6px; }
.topbar .btn-ghost { color: var(--cream); border-color: #ffffff44; }

input, select, textarea { font: inherit; color: var(--ink); background: #fff; border: 1px solid #d6ccbb; border-radius: 8px; padding: 8px 10px; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--copper-2); outline-offset: -1px; border-color: transparent; }
input[type=checkbox], input[type=radio] { width: auto; }
input.num { text-align: right; max-width: 110px; }
input.qty { width: 64px; text-align: center; padding: 6px; }
label { display: block; font-size: .85rem; font-weight: 600; color: var(--ink-2); margin-bottom: 4px; }
.field { margin-bottom: 14px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 400; }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar input[type=search] { max-width: 280px; }
.toolbar select { width: auto; }

/* ── Cards / panels ── */
.panel { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px 20px; margin-bottom: 18px; }
.panel h2 { margin-bottom: 12px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat .k { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 700; }
.stat .v { font-family: var(--head); font-size: 1.8rem; }
.stat.alert { border-color: #e9b9a9; background: #fff6f2; }

.badge { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; padding: 2px 8px; border-radius: 99px; background: #eee6d8; color: var(--ink-2); white-space: nowrap; }
.badge.ok { background: #dff0e5; color: var(--ok); }
.badge.warn { background: #fbeccc; color: #8a5a10; }
.badge.bad { background: #f8dcd8; color: var(--bad); }
.badge.dark { background: var(--ink); color: var(--cream); }
.badge.copper { background: var(--copper); color: #fff; }
.nav .badge { background: var(--bad); color: #fff; font-size: .65rem; padding: 1px 6px; }

/* ── Tables ── */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); }
table { border-collapse: collapse; width: 100%; font-size: .93rem; }
th, td { padding: 9px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); background: #faf6ef; font-weight: 700; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: #fbf8f2; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.clickable { cursor: pointer; }
tr.row-low td { background: #fffaf0; } tr.row-out td { background: #fff5f3; }
tfoot td { font-weight: 700; background: #faf6ef; }

/* ── Catalog ── */
.catalog { display: grid; grid-template-columns: 1fr 340px; gap: 22px; align-items: start; }
.products { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.pcard { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; gap: 8px; box-shadow: var(--shadow); }
.pcard .cat { font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--copper); font-weight: 700; }
.pcard h3 { margin: 0; font-size: 1.15rem; }
.pcard .desc { color: var(--muted); font-size: .9rem; min-height: 2.6em; }
.pcard .meta { font-size: .8rem; color: var(--muted); }
.price-row { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 8px; padding: 7px 0; border-top: 1px dashed var(--line); }
.price-row .lbl { font-size: .8rem; color: var(--muted); }
.price-row .amt { font-weight: 700; font-variant-numeric: tabular-nums; }
.price-row .was { text-decoration: line-through; color: var(--muted); font-weight: 400; font-size: .82rem; margin-right: 4px; }
.pcard.out { opacity: .6; }
.cat-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.cat-tabs button { background: transparent; color: var(--ink); border-color: var(--line); font-weight: 600; padding: 5px 12px; border-radius: 99px; font-size: .85rem; }
.cat-tabs button.on { background: var(--ink); color: var(--cream); border-color: var(--ink); }

.cart { position: sticky; top: 86px; }
.cart-line { display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
.cart-line .ctl { display: flex; align-items: center; gap: 6px; }
.cart-line .ctl input { width: 54px; padding: 4px; text-align: center; }
.totals { margin-top: 10px; }
.totals div { display: flex; justify-content: space-between; padding: 3px 0; }
.totals .grand { font-family: var(--head); font-size: 1.35rem; border-top: 2px solid var(--ink); margin-top: 6px; padding-top: 8px; }
.nudge { background: #fbf1e6; border: 1px solid #efd6bd; color: #7a3f1c; border-radius: 8px; padding: 8px 10px; font-size: .85rem; margin-top: 10px; }
.notice { background: #eef5f0; border: 1px solid #cfe5d7; border-radius: 8px; padding: 10px 12px; margin-bottom: 14px; }
.notice.warn { background: #fdf6e7; border-color: #f1dfb4; }
.notice.bad { background: #fdf0ee; border-color: #f0cdc7; }

/* ── Auth ── */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: var(--ink) radial-gradient(ellipse at top, #3a3233, var(--ink)); }
.auth-card { width: 100%; max-width: 440px; background: var(--paper); border-radius: 14px; padding: 28px; box-shadow: 0 20px 50px #0006; }
.auth-card.wide { max-width: 640px; }
.auth-card .logo { display: block; width: 200px; margin: 0 auto 14px; }
.auth-card h1 { text-align: center; font-size: 1.3rem; }
.auth-switch { text-align: center; margin-top: 14px; font-size: .92rem; }
.error { color: var(--bad); font-size: .9rem; margin: 8px 0; }
.demo-logins { border-top: 1px dashed var(--line); margin-top: 18px; padding-top: 14px; }
.demo-logins .row { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Modal ── */
.modal-back { position: fixed; inset: 0; background: #231f2099; display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { background: var(--paper); border-radius: 14px; width: 100%; max-width: 640px; max-height: 92vh; overflow: auto; box-shadow: 0 20px 60px #0005; }
.modal.wide { max-width: 980px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--paper); z-index: 1; }
.modal-head h2 { margin: 0; }
.modal-body { padding: 18px 20px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 14px 20px; border-top: 1px solid var(--line); position: sticky; bottom: 0; background: var(--paper); }
.x { background: none; border: 0; color: var(--ink); font-size: 1.5rem; padding: 0 6px; }
.x:hover { background: none; color: var(--copper); }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--cream); padding: 10px 18px; border-radius: 8px; z-index: 99; box-shadow: var(--shadow); font-weight: 600; }
.toast.bad { background: var(--bad); }

/* ── Sales order document ── */
.so-doc { background: #fff; max-width: 860px; margin: 0 auto; padding: 40px 48px; border: 1px solid var(--line); box-shadow: var(--shadow); color: #111; }
.so-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; border-bottom: 3px solid #111; padding-bottom: 16px; margin-bottom: 18px; }
.so-head img { width: 170px; }
.so-title { text-align: right; }
.so-title h1 { font-size: 2rem; margin: 0; }
.so-meta { display: grid; grid-template-columns: auto auto; gap: 2px 14px; justify-content: end; font-size: .9rem; margin-top: 6px; }
.so-meta b { text-align: right; }
.so-parties { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 20px; font-size: .93rem; }
.so-parties h4 { font-size: .78rem; color: #666; margin-bottom: 4px; }
.so-doc table th { background: #111; color: #fff; }
.so-doc table td, .so-doc table th { border-bottom: 1px solid #ddd; }
.so-totals { margin-left: auto; width: 300px; margin-top: 12px; }
.so-totals div { display: flex; justify-content: space-between; padding: 4px 0; }
.so-totals .grand { border-top: 2px solid #111; font-weight: 700; font-size: 1.15rem; padding-top: 8px; }
.so-foot { margin-top: 28px; font-size: .85rem; color: #444; display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.sig { border-top: 1px solid #111; padding-top: 4px; margin-top: 40px; }
.print-bar { max-width: 860px; margin: 0 auto 14px; display: flex; gap: 10px; justify-content: space-between; }

@media print {
  body { background: #fff; }
  .topbar, .demo-banner, .print-bar, .toast { display: none !important; }
  main { padding: 0; max-width: none; }
  .so-doc { border: 0; box-shadow: none; padding: 0; max-width: none; }
  .so-doc table th { background: #111 !important; color: #fff !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

@media (max-width: 1280px) { .brand span { display: none; } }
@media (max-width: 960px) {
  .catalog { grid-template-columns: 1fr; }
  .cart { position: static; }
  .menu-toggle { display: block; margin-left: auto; }
  @media (max-width: 1100px) {}
  .topbar-inner { flex-wrap: wrap; }
  .nav { order: 3; flex-basis: 100%; display: none; }
  .nav.open { display: flex; }
  .userbox { order: 2; }
  .grid2, .grid3, .so-parties, .so-foot { grid-template-columns: 1fr; }
  .so-doc { padding: 24px; }
}