:root {
  /* Thème clair — palette alignée sur le logo Pro-gistique (bleu + anthracite) */
  --bg: #f3f6fa;
  --bg-2: #ffffff;
  --panel: #ffffff;
  --panel-2: #f1f5f9;
  --line: #dde4ec;
  --ink: #1b2733;
  --ink-dim: #566373;
  --ink-faint: #8a99a8;
  --accent: #1b9dd9;
  --accent-soft: #127aa8;
  --ok: #15a05f;
  --ko: #d83b3b;
  --warn: #c98200;
  --unknown: #8a99a8;
  --shadow-sm: 0 1px 2px rgba(16, 40, 70, .05);
  --shadow: 0 1px 3px rgba(16, 40, 70, .06), 0 10px 28px -18px rgba(16, 40, 70, .25);
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --display: "Archivo", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 80% -10%, #e7f3fb 0%, transparent 60%),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-2), transparent);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-logo { height: 48px; width: auto; display: block; cursor: pointer; }

.status {
  display: flex; align-items: center; gap: 9px;
  font-size: 13px; color: var(--ink-dim);
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
}
.dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--unknown);
  box-shadow: 0 0 0 0 currentColor;
}
.dot.ok { background: var(--ok); animation: pulse 2.2s infinite; color: var(--ok); }
.dot.ko { background: var(--ko); color: var(--ko); }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(54,201,127,.5)} 70%{box-shadow:0 0 0 7px transparent} 100%{box-shadow:0 0 0 0 transparent} }

.topbar-right { display: flex; align-items: center; gap: 12px; }
.btn-logout {
  background: none; border: 1px solid var(--line); color: var(--ink-dim);
  border-radius: 999px; padding: 8px 14px; font-size: 12.5px; cursor: pointer;
  font-family: var(--sans); transition: all .15s;
}
.btn-logout:hover { border-color: var(--ko); color: var(--ko); }

/* ---------- Page de connexion ---------- */
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: 100%; max-width: 380px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 36px 32px; box-shadow: var(--shadow);
  text-align: center;
}
.login-logo { width: 230px; max-width: 82%; height: auto; margin: 0 auto 20px; display: block; }
.login-title { font-family: var(--display); font-weight: 800; font-size: 22px; letter-spacing: .02em; margin: 0 0 4px; }
.login-sub { color: var(--ink-dim); font-size: 13px; margin: 0 0 24px; }
.login-card form { display: grid; gap: 16px; text-align: left; }
.pass-wrap { position: relative; display: flex; align-items: center; }
.pass-wrap input { flex: 1; padding-right: 88px; }
.pass-toggle {
  position: absolute; right: 6px;
  background: none; border: none; cursor: pointer;
  color: var(--accent); font-family: var(--sans); font-size: 12.5px; font-weight: 600;
  padding: 6px 8px; border-radius: 6px;
}
.pass-toggle:hover { background: var(--panel-2); }
.login-card .btn-primary { width: 100%; padding: 13px; font-size: 15px; margin-top: 4px; }
.login-error { color: var(--ko); font-size: 13px; min-height: 4px; }
.login-error:empty { display: none; }

/* ---------- Tabs ---------- */
.tabs {
  display: flex; gap: 4px;
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
}
.tab {
  appearance: none; border: none; background: none;
  color: var(--ink-dim);
  font-family: var(--display); font-weight: 700; font-size: 14px;
  letter-spacing: .02em;
  padding: 16px 18px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color .15s;
}
.tab:hover { color: var(--ink); }
.tab.active { color: var(--accent); border-color: var(--accent); }

main { padding: 28px; max-width: 1120px; margin: 0 auto; }
.panel { display: none; animation: fade .25s ease; }
.panel.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- Recherche dispo ---------- */
.search-card {
  display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.field { display: flex; flex-direction: column; gap: 7px; flex: 1; min-width: 150px; }
.field.qty { flex: 0 0 90px; min-width: 90px; }
.field label {
  font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-faint); font-weight: 600;
}
.field input {
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 9px;
  padding: 11px 13px;
  font-family: var(--mono);
  font-size: 14px;
  outline: none;
  transition: border-color .15s;
}
.field input:focus { border-color: var(--accent); }

.btn-primary {
  background: var(--accent); color: #fff;
  border: none; border-radius: 9px;
  font-family: var(--display); font-weight: 700; letter-spacing: .03em;
  padding: 12px 24px; cursor: pointer;
  transition: transform .1s, filter .15s;
}
.btn-primary:hover { filter: brightness(1.07); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { opacity: .5; cursor: wait; }

/* ---------- Résultats dispo ---------- */
.results { margin-top: 22px; display: grid; gap: 14px; }
.result-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--unknown);
  border-radius: 12px;
  padding: 18px 20px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px 28px;
  align-items: center;
  box-shadow: var(--shadow);
}
.result-card.ok { border-left-color: var(--ok); }
.result-card.ko { border-left-color: var(--ko); }
.result-card.warn { border-left-color: var(--warn); }
.result-card.unknown { border-left-color: var(--unknown); }

.rc-id .rc-ref { font-family: var(--mono); font-size: 18px; font-weight: 600; }
.rc-id .rc-marque { color: var(--accent-soft); font-size: 12.5px; letter-spacing: .06em; text-transform: uppercase; font-weight: 600; }

.rc-status {
  justify-self: end; text-align: right;
}
.rc-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--display); font-weight: 700; font-size: 14px;
  padding: 6px 12px; border-radius: 8px;
}
.rc-badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.rc-badge.ok { color: var(--ok); background: rgba(54,201,127,.12); }
.rc-badge.ko { color: var(--ko); background: rgba(236,90,90,.12); }
.rc-badge.warn { color: var(--warn); background: rgba(242,177,52,.12); }
.rc-badge.unknown { color: var(--unknown); background: rgba(125,134,148,.12); }
.rc-stock { margin-top: 6px; font-size: 12.5px; color: var(--ink-dim); }
.rc-stock b { color: var(--ink); font-family: var(--mono); }

.rc-meta {
  grid-column: 1 / -1;
  display: flex; gap: 22px; flex-wrap: wrap;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}
.meta { display: flex; flex-direction: column; gap: 3px; }
.meta label { font-size: 10.5px; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-faint); }
.meta span { font-family: var(--mono); font-size: 13.5px; color: var(--ink); }

.rc-prices {
  grid-column: 1 / -1;
  display: flex; gap: 22px; flex-wrap: wrap;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}
.price { display: flex; flex-direction: column; gap: 3px; }
.price label { font-size: 10.5px; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-faint); }
.price .v { font-family: var(--mono); font-size: 15px; font-weight: 500; }
.price .v.hl { color: var(--accent-soft); }

/* ---------- Choix de marque (plusieurs marques pour une réf) ---------- */
.brand-choice {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 16px 18px; box-shadow: var(--shadow);
}
.brand-choice p { margin: 0 0 12px; color: var(--ink-dim); font-size: 14px; }
.brand-choice b { color: var(--ink); font-family: var(--mono); }
.brand-pick-row { display: flex; gap: 10px; flex-wrap: wrap; }
.brand-pick {
  background: transparent; border: 1px solid var(--accent); color: var(--accent);
  border-radius: 9px; padding: 9px 16px; cursor: pointer;
  font-family: var(--display); font-weight: 700; font-size: 13px; letter-spacing: .02em;
  transition: all .12s;
}
.brand-pick:hover { background: rgba(27,157,217,.1); }
.brand-pick.active { background: var(--accent); color: #fff; }
#chosen-card:not(:empty) { margin-top: 14px; }

/* ---------- Commande (CDE) ---------- */
.rc-actions { grid-column: 1 / -1; }
.btn-order {
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 9px;
  padding: 8px 16px; font-weight: 600; cursor: pointer;
  font-size: 13px; letter-spacing: .02em;
}
.btn-order:hover { background: var(--accent); color: #fff; }
.btn-order:disabled { opacity: .5; cursor: default; }

.rc-order { grid-column: 1 / -1; }
.rc-order:empty { display: none; }
.order-confirm, .order-done {
  border: 1px solid var(--line); border-radius: 11px;
  padding: 13px 15px; margin-top: 4px;
  background: var(--panel-2);
}
.order-confirm p { margin: 0 0 8px; font-size: 13.5px; color: var(--ink-dim); }
.order-confirm .oc-line { color: var(--ink); }
.order-confirm b { color: var(--warn); }
.oc-line b { color: var(--ink); }
.oc-actions { display: flex; gap: 10px; margin-top: 4px; }

.order-done .od-head { font-size: 14px; margin-bottom: 8px; }
.order-done.ok { border-color: rgba(54,201,127,.5); }
.order-done.ko { border-color: rgba(236,90,90,.5); }
.order-done .od-head b { font-family: var(--mono); color: var(--ok); }
.od-lines { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.od-lines li { padding: 3px 0; }
.od-lines li.ok { color: var(--ok); }
.od-lines li.ko { color: var(--ko); }

/* ---------- Catalogue ---------- */
.catalogue-layout { display: grid; grid-template-columns: 260px 1fr; gap: 20px; }
.brands, .refs {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.brands-head, .refs-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
  background: var(--panel-2);
}
.brands-head h2, .refs-head h2 {
  font-family: var(--display); font-size: 14px; font-weight: 700; margin: 0;
  letter-spacing: .03em;
}
.filtre { font-size: 11.5px; color: var(--ink-dim); display: flex; align-items: center; gap: 6px; cursor: pointer; }
.filtre input { accent-color: var(--accent); }

.brands-list { list-style: none; margin: 0; padding: 8px; max-height: 540px; overflow-y: auto; }
.brands-list li {
  padding: 11px 13px; border-radius: 8px; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  transition: background .12s;
}
.brands-list li:hover { background: var(--panel-2); }
.brands-list li.active { background: rgba(27,157,217,.14); color: var(--accent-soft); }
.brands-list .bm-name { font-weight: 600; }
.brands-list .bm-code { font-family: var(--mono); font-size: 11px; color: var(--ink-faint); }

.refs { display: flex; flex-direction: column; }
.badge {
  font-family: var(--mono); font-size: 12px;
  background: var(--bg); border: 1px solid var(--line);
  color: var(--ink-dim); padding: 4px 10px; border-radius: 999px;
}
.refs-table { padding: 6px; overflow-y: auto; max-height: 540px; }
.ref-row {
  display: grid; grid-template-columns: 1fr auto;
  gap: 12px; align-items: center;
  padding: 12px 14px; border-radius: 9px;
}
.ref-row:nth-child(odd) { background: var(--bg-2); }
.ref-row .rr-ref { font-family: var(--mono); font-weight: 600; }
.ref-row .rr-dgn { color: var(--ink-dim); font-size: 13px; margin-top: 2px; }
.ref-row .rr-code { font-family: var(--mono); font-size: 11px; color: var(--ink-faint); }
.btn-ghost {
  background: none; border: 1px solid var(--line); color: var(--ink-dim);
  border-radius: 8px; padding: 8px 12px; font-size: 12.5px; cursor: pointer;
  font-family: var(--sans); white-space: nowrap; transition: all .15s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Panier ---------- */
.cart-card {
  margin-top: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.cart-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
  background: var(--panel-2);
}
.cart-head h2 {
  font-family: var(--display); font-size: 14px; font-weight: 700; margin: 0;
  letter-spacing: .03em; display: flex; align-items: center; gap: 10px;
}
.cart-clear { font-size: 12px; }
.cart-clear:hover { border-color: var(--ko); color: var(--ko); }

.cart-lines { padding: 6px; }
.cart-line {
  display: grid;
  grid-template-columns: 1fr 2fr 88px 38px;
  gap: 12px; align-items: center;
  padding: 11px 14px; border-radius: 9px;
}
.cart-line:nth-child(even) { background: var(--bg-2); }
.cl-id { display: flex; flex-direction: column; gap: 2px; }
.cl-marque { color: var(--accent-soft); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; font-weight: 600; }
.cl-ref { font-family: var(--mono); font-weight: 600; font-size: 14px; }
.cl-dgn { color: var(--ink-dim); font-size: 13px; }
.cl-qty {
  background: var(--bg); border: 1px solid var(--line); color: var(--ink);
  border-radius: 8px; padding: 8px 10px; font-family: var(--mono); font-size: 14px;
  width: 100%; outline: none; transition: border-color .15s;
}
.cl-qty:focus { border-color: var(--accent); }
.cl-remove {
  background: none; border: 1px solid var(--line); color: var(--ink-faint);
  border-radius: 8px; padding: 7px 0; cursor: pointer; font-size: 13px;
  transition: all .15s;
}
.cl-remove:hover { border-color: var(--ko); color: var(--ko); }

.cart-foot {
  display: flex; flex-direction: column; gap: 12px;
  padding: 14px 18px; border-top: 1px solid var(--line);
}
.cart-foot .cart-validate { align-self: flex-end; }
#cart-msg:empty { display: none; }
.oc-recap { list-style: none; margin: 4px 0 10px; padding: 0; font-size: 13.5px; color: var(--ink); }
.oc-recap li { padding: 2px 0; font-family: var(--mono); }
.od-note { margin: 8px 0 0; font-size: 12.5px; color: var(--warn); }

@media (max-width: 720px) {
  .cart-line { grid-template-columns: 1fr 70px 36px; }
  .cl-dgn { display: none; }
}

/* ---------- Historique des commandes ---------- */
.history-card {
  margin-top: 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.history-head {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
  background: var(--panel-2);
}
.history-head h2 {
  font-family: var(--display); font-size: 14px; font-weight: 700; margin: 0;
  letter-spacing: .03em;
  display: flex; align-items: center; gap: 10px;
}
.history-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.hist-tab {
  background: transparent; border: 1px solid var(--line); color: var(--ink-dim);
  border-radius: 999px; padding: 7px 14px; cursor: pointer;
  font-family: var(--display); font-weight: 700; font-size: 12.5px; letter-spacing: .02em;
  transition: all .12s;
}
.hist-tab:hover { border-color: var(--accent); color: var(--accent); }
.hist-tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.history-list { padding: 6px; }
.hist-row {
  display: grid;
  grid-template-columns: 120px 1fr 2fr 56px;
  gap: 12px; align-items: center;
  padding: 11px 14px; border-radius: 9px;
}
.hist-row:not(.hist-head):nth-child(even) { background: var(--bg-2); }
.hist-head {
  font-size: 10.5px; letter-spacing: .07em; text-transform: uppercase;
  color: var(--ink-faint); font-weight: 600;
}
.hc-when { font-family: var(--mono); font-size: 13px; color: var(--ink-dim); }
.hc-ref { font-family: var(--mono); font-weight: 600; font-size: 14px; }
.hc-dgn { color: var(--ink-dim); font-size: 13px; }
.hc-qty { font-family: var(--mono); font-weight: 600; text-align: right; }
.hist-head .hc-when,
.hist-head .hc-ref,
.hist-head .hc-dgn,
.hist-head .hc-qty { font-family: var(--sans); font-size: 10.5px; color: var(--ink-faint); }

@media (max-width: 720px) {
  .hist-row { grid-template-columns: 96px 1fr 48px; }
  .hc-dgn { display: none; }
}

/* ---------- États ---------- */
.empty, .loading, .error {
  padding: 36px 20px; text-align: center; color: var(--ink-faint); font-size: 14px;
}
.error { color: var(--ko); }
.loading::after { content: " ⏳"; }

/* ---------- Footer ---------- */
.foot {
  padding: 18px 28px; border-top: 1px solid var(--line);
  color: var(--ink-faint); font-size: 12px;
  display: flex; gap: 10px; align-items: center;
}
.foot-sep { color: var(--line); }

@media (max-width: 720px) {
  .catalogue-layout { grid-template-columns: 1fr; }
  .result-card { grid-template-columns: 1fr; }
  .rc-status { justify-self: start; text-align: left; }
}