/* AkivioFlow — styles de base (étape 1) */
:root {
  --bg: #F4F6F9;
  --surface: #FFFFFF;
  --surface-2: #F8FAFC;
  --border: #E2E8F0;
  --text: #0F172A;
  --muted: #64748B;
  --primary: #0F4C81;
  --primary-2: #1565A8;
  --primary-soft: #E6EFF8;
  --ok: #15803D;   --ok-soft: #DCFCE7;
  --warn: #B45309; --warn-soft: #FEF3C7;
  --err: #B91C1C;  --err-soft: #FEE2E2;
  --info: #1D4ED8; --info-soft: #DBEAFE;
  --accent: #0F4C81;          /* texte d'accent (liens, onglet actif) */
  --label: #334155;
  --input-bg: #FFFFFF; --input-border: #CBD5E1;
  --neutral-bg: #EEF2F7; --neutral-text: #475569;
  --sidebar-bg: #0B2540;
  --overlay: rgba(15, 23, 42, .45);
  --chart-neg: var(--err);
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 4px 12px rgba(15, 23, 42, .05);
  color-scheme: light;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  color: var(--text);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); }
button, input, select, textarea { font: inherit; }

/* ------------------------------------------------ éléments */
.btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border); background: var(--surface);
  color: var(--text); padding: 8px 14px; border-radius: 8px; cursor: pointer; font-weight: 500; }
.btn:hover:not(:disabled) { background: var(--surface-2); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover:not(:disabled) { background: var(--primary-2); }
.btn.danger { color: var(--err); }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn.link { border: none; background: none; color: var(--accent); padding: 4px; }

.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.field label { font-size: 13px; font-weight: 600; color: var(--label); }
.field .hint { font-size: 12px; color: var(--muted); }
.input, select.input, textarea.input { border: 1px solid var(--input-border); border-radius: 8px; padding: 9px 11px; background: var(--input-bg); color: var(--text); width: 100%; }
.input:focus { outline: 2px solid var(--primary-soft); border-color: var(--primary); }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > .field { flex: 1 1 200px; }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.err { background: var(--err-soft); color: var(--err); }
.badge.info { background: var(--info-soft); color: var(--info); }
.badge.neutral { background: var(--neutral-bg); color: var(--neutral-text); }

.alert { padding: 10px 14px; border-radius: 8px; font-size: 14px; margin-bottom: 14px; }
.alert.err { background: var(--err-soft); color: var(--err); }
.alert.warn { background: var(--warn-soft); color: var(--warn); }
.alert.info { background: var(--info-soft); color: var(--info); }
.alert.ok { background: var(--ok-soft); color: var(--ok); }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
h1, h2, h3 { margin: 0 0 8px; }
h1 { font-size: 22px; } h2 { font-size: 18px; } h3 { font-size: 15px; }

table.grid { width: 100%; border-collapse: collapse; font-size: 14px; }
table.grid th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--border); }
table.grid td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }

/* ------------------------------------------------ connexion */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 16px;
  background: radial-gradient(circle at 30% 20%, #1A4A9A 0%, #0B2F6E 55%, #071F4A 100%); }
.login-card { width: 100%; max-width: 400px; }
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.brand-mark { width: 40px; height: 40px; border-radius: 10px; background: var(--primary); color: #fff; display: grid; place-items: center; font-weight: 800; }
.brand-name { font-size: 20px; font-weight: 700; }
img.brand-mark { display: block; width: 36px; height: 36px; background: #0B2F6E; object-fit: contain; }
.topbar img.brand-mark { width: 32px; height: 32px; border-radius: 8px; }
.brand-full { flex-direction: column; justify-content: center; text-align: center; gap: 6px; }
.brand-full img { width: 168px; height: auto; border-radius: 18px; box-shadow: 0 6px 18px rgba(11, 47, 110, .25); }

/* ------------------------------------------------ en-tête global */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 24px;
  background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5; }
.topbar .left, .topbar .right { display: flex; align-items: center; gap: 12px; }

/* ------------------------------------------------ portefeuille d'entreprises */
.portfolio { max-width: 1100px; margin: 0 auto; padding: 28px 16px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 18px; margin-top: 18px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow);
  padding: 22px 16px 16px; display: flex; flex-direction: column; align-items: center; gap: 10px; cursor: pointer;
  transition: transform .12s, box-shadow .12s; border-top: 4px solid var(--c, var(--primary)); text-align: center; }
.tile:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(15, 23, 42, .1); }
.tile:focus-visible { outline: 3px solid var(--primary-soft); }
.logo { width: 76px; height: 76px; border-radius: 16px; display: grid; place-items: center; overflow: hidden;
  background: var(--c, var(--primary)); color: #fff; font-size: 26px; font-weight: 700; }
.logo img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.logo.sm { width: 32px; height: 32px; border-radius: 8px; font-size: 13px; }
.tile-name { font-weight: 700; font-size: 16px; }
.tile.add { border: 2px dashed var(--input-border); box-shadow: none; background: transparent; justify-content: center; color: var(--accent); font-weight: 600; min-height: 190px; }
.tile.add .plus { font-size: 34px; line-height: 1; }
.tile.add.disabled { color: var(--muted); cursor: not-allowed; }

/* ------------------------------------------------ coque entreprise */
.shell { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.sidebar { background: var(--sidebar-bg); color: #CBD5E1; padding: 16px 10px; display: flex; flex-direction: column; gap: 4px; }
.sidebar .co { display: flex; align-items: center; gap: 10px; padding: 6px 8px 16px; color: #fff; font-weight: 700; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 8px; cursor: pointer; border: none; background: none; color: inherit; text-align: left; width: 100%; }
.nav-item:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.nav-item.active { background: var(--c, var(--primary-2)); color: #fff; }
.nav-sep { height: 1px; background: rgba(255,255,255,.1); margin: 8px 6px; }
.main { min-width: 0; }
.content { padding: 24px; max-width: 1100px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi .v { font-size: 26px; font-weight: 700; }
.kpi .l { font-size: 13px; color: var(--muted); }
.placeholder { text-align: center; padding: 60px 20px; }

.swatches { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.swatch { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--surface); box-shadow: 0 0 0 1px var(--border); cursor: pointer; }
.swatch.on { box-shadow: 0 0 0 2px var(--text); }

.modal-bg { position: fixed; inset: 0; background: var(--overlay); display: grid; place-items: center; padding: 16px; z-index: 20; }
.modal { width: 100%; max-width: 560px; max-height: 90vh; overflow: auto; }

.menu-toggle { display: none; }
.sidebar-backdrop { display: none; }
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { display: none; position: fixed; inset: 0 30% 0 0; z-index: 30; }
  .sidebar.open { display: flex; overflow-y: auto; box-shadow: 0 0 40px rgba(0, 0, 0, .35); }
  .sidebar.open + .sidebar-backdrop { display: block; position: fixed; inset: 0; background: var(--overlay); z-index: 29; }
  .menu-toggle { display: inline-flex; }
  .topbar { padding: 10px 16px; gap: 8px; }
  .topbar .left, .topbar .right { gap: 6px; }
  .topbar .left { min-width: 0; }
  .topbar .left h2 { font-size: 17px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .content { padding: 16px; }
  .hide-sm { display: none !important; }
}

/* ------------------------------------------------ étape 2 : produits */
.modal.wide { max-width: 860px; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; overflow-x: auto; }
.tab { border: none; background: none; padding: 10px 14px; cursor: pointer; color: var(--muted); font-weight: 600; border-bottom: 2px solid transparent; white-space: nowrap; }
.tab.on { color: var(--accent); border-bottom-color: var(--accent); }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar .input { width: auto; flex: 1 1 180px; }
.toolbar .grow { flex: 1 1 260px; }
table.grid tr.clickable { cursor: pointer; }
table.grid tr.clickable:hover td { background: var(--surface-2); }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.thumb { width: 38px; height: 38px; border-radius: 8px; background: var(--neutral-bg); display: grid; place-items: center; overflow: hidden; color: var(--muted); font-size: 12px; font-weight: 700; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.photo { width: 140px; height: 140px; border-radius: 12px; background: var(--neutral-bg); display: grid; place-items: center; overflow: hidden; color: var(--muted); }
.photo img { width: 100%; height: 100%; object-fit: cover; }
.seg { display: inline-flex; border: 1px solid var(--input-border); border-radius: 8px; overflow: hidden; }
.seg button { border: none; background: var(--input-bg); padding: 8px 14px; cursor: pointer; font-weight: 600; color: var(--neutral-text); }
.seg button + button { border-left: 1px solid var(--input-border); }
.seg button.on { background: var(--primary); color: #fff; }
.steps { display: grid; gap: 0; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; margin: 6px 0 14px; }
.steps .st { display: grid; grid-template-columns: 34px 1fr auto; gap: 10px; align-items: center; padding: 10px 14px; border-bottom: 1px solid var(--border); background: var(--surface); }
.steps .st:last-child { border-bottom: none; }
.steps .st .n { width: 26px; height: 26px; border-radius: 50%; background: var(--primary-soft); color: var(--accent); display: grid; place-items: center; font-weight: 700; font-size: 13px; }
.steps .st .v { font-weight: 700; font-variant-numeric: tabular-nums; }
.steps .st.total { background: var(--primary-soft); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.inline-input { display: flex; gap: 8px; }
.inline-input .input { flex: 1; }
.chip { display: inline-block; padding: 2px 8px; border-radius: 6px; background: var(--neutral-bg); font-size: 12px; color: var(--neutral-text); }
@media (max-width: 760px) { .split { grid-template-columns: 1fr; } }
.card.clickable, .kpi[onclick] { cursor: pointer; }

/* ------------------------------------------------ étape 9 : application installable */
.update-banner { position: fixed; left: 50%; bottom: 16px; transform: translateX(-50%); z-index: 60; max-width: calc(100% - 32px);
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap; justify-content: space-between;
  background: #0F172A; color: #fff; border: 1px solid var(--border); padding: 10px 14px; border-radius: 12px; box-shadow: 0 10px 30px rgba(15, 23, 42, .35); font-size: 14px; }
.update-banner .btn:not(.primary) { background: transparent; color: #fff; border-color: #475569; }
@media (display-mode: standalone) { body { overscroll-behavior-y: none; } }

/* ------------------------------------------------ étape 10 : codes-barres */
.camera-box { position: relative; width: 100%; max-width: 520px; margin: 0 auto; aspect-ratio: 4 / 3; background: #000; border-radius: 10px; overflow: hidden; }
.camera-box video { width: 100%; height: 100%; object-fit: cover; }
.camera-aim { position: absolute; inset: 28% 12%; border: 3px solid rgba(255, 255, 255, .9); border-radius: 10px; box-shadow: 0 0 0 999px rgba(0, 0, 0, .35); }
.barcode-preview { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; display: inline-block; }
.barcode-preview svg { display: block; height: 70px; width: auto; max-width: 260px; }
.scan-flash { animation: scanflash .9s ease-out; }
@keyframes scanflash { from { background: var(--ok-soft); } to { background: transparent; } }

/* ------------------------------------------------ mode sombre
   « Automatique » suit le réglage de l'appareil ; « Clair » / « Sombre » l'imposent (data-theme sur <html>).
   Les documents imprimés (factures, étiquettes, rapports PDF) restent toujours clairs. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
  --bg: #0B1220; --surface: #111A2B; --surface-2: #172236; --border: #26334A;
  --text: #E2E8F0; --muted: #94A3B8; --label: #CBD5E1;
  --primary: #2563B0; --primary-2: #2E72C7; --primary-soft: #15284A; --accent: #7AB3F0;
  --ok: #4ADE80;   --ok-soft: #0F2E1C;
  --warn: #FBBF24; --warn-soft: #3A2A0A;
  --err: #F87171;  --err-soft: #3B1417;
  --info: #93C5FD; --info-soft: #15284A;
  --input-bg: #0E1626; --input-border: #334155;
  --neutral-bg: #1E293B; --neutral-text: #CBD5E1;
  --sidebar-bg: #070E1A;
  --overlay: rgba(0, 0, 0, .6);
  --chart-dark: #3B82D6; --chart-neg: #E5484D;   /* validés contre la surface sombre (contraste, daltonisme) */
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 12px rgba(0, 0, 0, .25);
  color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0B1220; --surface: #111A2B; --surface-2: #172236; --border: #26334A;
  --text: #E2E8F0; --muted: #94A3B8; --label: #CBD5E1;
  --primary: #2563B0; --primary-2: #2E72C7; --primary-soft: #15284A; --accent: #7AB3F0;
  --ok: #4ADE80;   --ok-soft: #0F2E1C;
  --warn: #FBBF24; --warn-soft: #3A2A0A;
  --err: #F87171;  --err-soft: #3B1417;
  --info: #93C5FD; --info-soft: #15284A;
  --input-bg: #0E1626; --input-border: #334155;
  --neutral-bg: #1E293B; --neutral-text: #CBD5E1;
  --sidebar-bg: #070E1A;
  --overlay: rgba(0, 0, 0, .6);
  --chart-dark: #3B82D6; --chart-neg: #E5484D;   /* validés contre la surface sombre (contraste, daltonisme) */
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 12px rgba(0, 0, 0, .25);
  color-scheme: dark;
}
.theme-btn { min-width: 34px; justify-content: center; }