:root{--bg:#f4f5fa;--card:#fff;--tx:#161a2b;--mu:#6b7280;--bd:#e5e7eb;--pri:#4f46e5;--ok:#16a34a;--warn:#d97706;--bad:#dc2626;--r:12px}
@media(prefers-color-scheme:dark){:root{--bg:#0f1220;--card:#181c30;--tx:#eceefa;--mu:#9aa1b8;--bd:#2a2f4a}}
*{box-sizing:border-box}[hidden]{display:none!important}
html,body{margin:0;height:100%}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--tx);font-size:15px}
h1,h2,h3{margin:0}h2{font-size:20px}h3{font-size:16px;margin-bottom:8px}
.muted{color:var(--mu);font-size:13px}.err{color:var(--bad);margin-top:8px;min-height:1em}
input,select,textarea,button{font:inherit;color:inherit}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--bd);border-radius:10px;background:var(--card);margin:4px 0}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri);outline-offset:-1px}
label{display:block;font-size:13px;color:var(--mu);margin-top:8px}
.btn{border:1px solid var(--bd);background:var(--card);padding:9px 14px;border-radius:10px;cursor:pointer}
.btn.pri{background:var(--pri);border-color:var(--pri);color:#fff}.btn.bad{color:var(--bad)}.btn.sm{padding:6px 10px;font-size:13px}.btn.big{width:100%;padding:13px;font-size:16px;margin-top:10px}
.btn:disabled{opacity:.5}
.icon{background:none;border:0;font-size:22px;cursor:pointer;position:relative;padding:6px}
#badge{position:absolute;top:-2px;right:-4px;background:var(--bad);color:#fff;font-size:11px;border-radius:10px;padding:1px 6px}
/* login */
#login{min-height:100%;display:flex;align-items:center;justify-content:center;padding:16px}
.login-box{background:var(--card);padding:28px;border-radius:16px;width:100%;max-width:360px;box-shadow:0 8px 30px #0002}
/* layout */
#app{display:flex;min-height:100%}
#side{width:220px;background:var(--card);border-right:1px solid var(--bd);position:fixed;inset:0 auto 0 0;padding:16px 10px;display:flex;flex-direction:column;gap:12px}
.brand{font-weight:800;font-size:18px;padding:6px 10px;color:var(--pri)}
#nav{display:flex;flex-direction:column;gap:4px}
#nav a{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:10px;color:var(--tx);text-decoration:none}
#nav a.on{background:var(--pri);color:#fff}
#main{flex:1;margin-left:220px;min-width:0;display:flex;flex-direction:column}
header{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:var(--card);border-bottom:1px solid var(--bd);position:sticky;top:0;z-index:5}
.hr{display:flex;gap:4px}
main{padding:18px 20px 40px;max-width:1200px;width:100%}
.bar-h{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:var(--r);padding:14px}
.grid{display:grid;gap:12px}.kpis{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));margin-bottom:12px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-bottom:12px}
.kpi .v{font-size:22px;font-weight:700;margin-top:4px}.kpi .l{color:var(--mu);font-size:13px}
.up{color:var(--ok)}.down{color:var(--bad)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.filters>*{flex:1 1 150px;margin:0}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:10px}
.pc-t{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}
.pc .act{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}
.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:12px;font-weight:600;white-space:nowrap}
.b-ok{background:#16a34a22;color:var(--ok)}.b-low{background:#d9770622;color:var(--warn)}.b-out{background:#dc262622;color:var(--bad)}.b-n{background:#4f46e522;color:var(--pri)}
.tw{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:9px 8px;border-bottom:1px solid var(--bd);text-align:left;white-space:nowrap}th{font-size:12px;color:var(--mu);text-transform:uppercase}
td.n,th.n{text-align:right}tr.click{cursor:pointer}tr.click:hover{background:#4f46e50d}
.list>div{display:flex;justify-content:space-between;gap:8px;padding:8px 0;border-bottom:1px solid var(--bd)}.list>div:last-child{border:0}
.chart{width:100%;height:auto}.chart .bar{fill:var(--pri)}.chart .lbl{fill:var(--mu);font-size:11px}
.seg{display:inline-flex;border:1px solid var(--bd);border-radius:10px;overflow:hidden}.seg button{border:0;background:var(--card);padding:8px 14px;cursor:pointer}.seg .on{background:var(--pri);color:#fff}
/* POS */
.pos{display:grid;grid-template-columns:1.4fr 1fr;gap:12px;align-items:start}
.plist{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;max-height:65vh;overflow:auto;margin-top:8px}
.tile{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:10px;text-align:left;cursor:pointer}
.tile:active{transform:scale(.98)}.tile:disabled{opacity:.45}.tile b{display:block;font-size:14px}
.line{display:grid;grid-template-columns:1fr auto;gap:6px;padding:8px 0;border-bottom:1px solid var(--bd)}
.qty{display:flex;align-items:center;gap:4px}.qty button{width:34px;height:34px;border:1px solid var(--bd);background:var(--card);border-radius:8px;font-size:18px;cursor:pointer}.qty input{width:56px;text-align:center;margin:0;padding:7px}
.tot-row{display:flex;justify-content:space-between;padding:3px 0}.tot-row.g{font-size:20px;font-weight:800;border-top:2px solid var(--tx);margin-top:6px;padding-top:8px}
.cartbar{display:none}
/* modal / toast */
.modal{position:fixed;inset:0;background:#0008;z-index:50;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--card);width:100%;max-width:520px;max-height:92vh;overflow:auto;border-radius:18px 18px 0 0}
.sheet.wide{max-width:720px}
.sh-h{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--bd);position:sticky;top:0;background:var(--card)}
.sh-b{padding:14px 16px 20px}.x{background:none;border:0;font-size:20px;cursor:pointer}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
#toasts{position:fixed;top:12px;right:12px;left:12px;display:flex;flex-direction:column;gap:8px;align-items:flex-end;z-index:99;pointer-events:none}
.toast{background:#111827;color:#fff;padding:11px 16px;border-radius:10px;max-width:420px;box-shadow:0 4px 16px #0004;animation:in .2s}
.toast.err{background:var(--bad)}.toast.ok{background:var(--ok)}.toast.alerte{background:var(--warn)}
@keyframes in{from{opacity:0;transform:translateY(-8px)}}
.nt{padding:10px 0;border-bottom:1px solid var(--bd)}.nt.new{background:#4f46e510}
@media(max-width:899px){
 #side{inset:auto 0 0 0;width:100%;height:auto;flex-direction:row;padding:4px 4px calc(4px + env(safe-area-inset-bottom));border-right:0;border-top:1px solid var(--bd);z-index:20;overflow-x:auto}
 .brand{display:none}#nav{flex-direction:row;gap:2px;width:100%}
 #nav a{flex-direction:column;gap:2px;font-size:11px;padding:6px 10px;min-width:64px;flex:1;text-align:center}
 #main{margin-left:0;padding-bottom:70px}
 main{padding:14px 12px 30px}
 .pos{grid-template-columns:1fr}.plist{max-height:50vh}
 .cartbar{display:flex;position:fixed;left:12px;right:12px;bottom:74px;background:var(--pri);color:#fff;border:0;border-radius:14px;padding:14px 18px;justify-content:space-between;font-weight:700;z-index:15;box-shadow:0 6px 20px #0005}
 .sheet{border-radius:18px 18px 0 0}
}
@media(min-width:900px){.modal{align-items:center}.sheet{border-radius:16px}}
@media print{#side,header,.filters,.no-print,#toasts{display:none!important}#main{margin:0}body{background:#fff;color:#000}.card{border-color:#ccc}}

/* ================= v2 : animations ================= */
:root{--ease:cubic-bezier(.2,.8,.2,1)}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}
@keyframes popIn{0%{transform:scale(.6);opacity:0}60%{transform:scale(1.08)}100%{transform:scale(1);opacity:1}}
@keyframes growY{from{transform:scaleY(0)}to{transform:scaleY(1)}}
@keyframes shake{0%,100%{transform:rotate(0)}20%{transform:rotate(-18deg)}40%{transform:rotate(14deg)}60%{transform:rotate(-10deg)}80%{transform:rotate(6deg)}}
@keyframes pulse{0%{box-shadow:0 0 0 0 #4f46e566}100%{box-shadow:0 0 0 14px #4f46e500}}
@keyframes shimmer{from{background-position:-200% 0}to{background-position:200% 0}}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes bounce{0%,100%{transform:translateY(0)}40%{transform:translateY(-8px)}70%{transform:translateY(2px)}}
@keyframes slideIn{from{opacity:0;transform:translateX(-16px);background:#4f46e51a}to{opacity:1;transform:none}}
@keyframes confetti{0%{transform:translate(0,0) rotate(0);opacity:1}100%{transform:translate(var(--dx),var(--dy)) rotate(var(--rot));opacity:0}}
@keyframes toastOut{to{opacity:0;transform:translateY(-10px)}}

#view.enter>*{animation:fadeUp .5s var(--ease) both;animation-delay:calc(var(--i,0)*55ms)}
.stag>*{animation:fadeUp .4s var(--ease) both;animation-delay:calc(var(--i,0)*35ms)}
.chart .bar{transform-box:fill-box;transform-origin:bottom;animation:growY .7s var(--ease) both;animation-delay:calc(var(--i,0)*35ms)}
.modal{animation:fadeIn .2s ease}.sheet{animation:slideUp .35s var(--ease)}
@media(min-width:900px){.sheet{animation:popIn .3s var(--ease)}}
.card{transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.card.pc:hover,.kpi:hover{transform:translateY(-3px);box-shadow:0 8px 22px #0001}
.btn{transition:transform .15s var(--ease),box-shadow .15s,background .15s,opacity .15s}
.btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #0002}.btn:active:not(:disabled){transform:scale(.96)}
.btn.pri:hover:not(:disabled){filter:brightness(1.1)}
#nav a{transition:background .25s,color .25s,transform .2s var(--ease)}#nav a:hover{transform:translateX(3px)}#nav a.on{transform:none;box-shadow:0 4px 14px #4f46e555}
@media(max-width:899px){#nav a:hover{transform:none}#nav a.on span:first-child{animation:bounce .5s var(--ease)}}
.tile{transition:transform .15s var(--ease),border-color .15s,box-shadow .15s}.tile:hover:not(:disabled){border-color:var(--pri);transform:translateY(-2px);box-shadow:0 6px 16px #4f46e522}.tile.pulse{animation:pulse .5s ease-out}
.line.new{animation:slideIn .35s var(--ease)}
.cartbar.bump{animation:bounce .4s var(--ease)}
#bell.shake{animation:shake .8s ease}#badge{animation:popIn .3s var(--ease)}
.toast{animation:in .3s var(--ease)}.toast.out{animation:toastOut .3s forwards}
.toast.info{background:var(--pri)}
tr.click{transition:background .15s}
.badge{transition:transform .2s}.card:hover .badge{transform:scale(1.06)}
.skel{height:92px;border-radius:12px;background:linear-gradient(90deg,var(--bd) 25%,transparent 50%,var(--bd) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite linear;margin-bottom:12px}
.progress{height:12px;background:var(--bd);border-radius:20px;overflow:hidden}.progress>i{display:block;height:100%;width:0;border-radius:20px;background:linear-gradient(90deg,var(--pri),#22c55e);transition:width 1.2s var(--ease)}
.check{width:86px;height:86px;display:block;margin:4px auto 10px}.check circle{fill:none;stroke:var(--ok);stroke-width:4;stroke-dasharray:166;stroke-dashoffset:166;animation:draw .6s ease forwards}
.check path{fill:none;stroke:var(--ok);stroke-width:5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:48;stroke-dashoffset:48;animation:draw .4s .5s ease forwards}
.confetti{position:fixed;left:50%;top:35%;width:9px;height:14px;z-index:100;pointer-events:none;animation:confetti 1.4s ease-out forwards}
.seg button{transition:background .25s,color .25s}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important}}

/* ================= v2 : compta ================= */
.hlp{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--pri);color:#fff;font-size:11px;font-weight:700;cursor:pointer;margin-left:6px;vertical-align:middle;user-select:none}
.tabs{display:flex;gap:6px;overflow-x:auto;margin-bottom:14px;padding-bottom:4px}.tabs button{border:1px solid var(--bd);background:var(--card);padding:9px 16px;border-radius:20px;cursor:pointer;white-space:nowrap;transition:all .25s var(--ease)}.tabs .on{background:var(--pri);color:#fff;border-color:var(--pri);transform:scale(1.04)}
.stmt .r{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid var(--bd)}.stmt .r.t{font-weight:800;font-size:17px;border-top:2px solid var(--tx);border-bottom:0;margin-top:4px}.stmt .r .l{flex:1}
.pos{color:var(--ok)}.neg{color:var(--bad)}
.tip{border-radius:12px;padding:12px 14px;margin-bottom:8px;border-left:5px solid var(--pri);background:var(--card);border-top:1px solid var(--bd);border-right:1px solid var(--bd);border-bottom:1px solid var(--bd)}
.tip.good{border-left-color:var(--ok)}.tip.warn{border-left-color:var(--warn)}.tip.bad{border-left-color:var(--bad)}.tip b{display:block;margin-bottom:2px}
.big-n{font-size:30px;font-weight:800}.hero{background:linear-gradient(135deg,var(--pri),#7c3aed);color:#fff;border:0}.hero .muted{color:#ffffffbb}
.chips{display:flex;gap:6px;flex-wrap:wrap}.chips button{border:1px solid var(--bd);background:var(--card);padding:6px 12px;border-radius:16px;cursor:pointer}

/* POS : cartes produit identiques à l'onglet Produits */
.plist{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}
.tile.card{padding:14px;border-radius:var(--r);width:100%;font:inherit;color:inherit;background:var(--card);border:1px solid var(--bd);text-align:left}
.tile.card .pc-t{width:100%}
@media(max-width:899px){.plist{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}}

/* bouton langue */
.lang{font-size:13px!important;font-weight:700;border:1px solid var(--bd);border-radius:10px;padding:5px 10px!important;background:var(--card);cursor:pointer;margin-right:6px;color:var(--tx)}
.login-box{position:relative}.login-box .lang{position:absolute;top:12px;right:12px;margin:0}
/* onglet Vente : texte blanc sur fond sombre */
#view.pos-view{--card:#1a1e3a;--tx:#ffffff;--mu:#e1e4f7;--bd:#3b4274;color:#fff;background:linear-gradient(160deg,#131732,#1f2455);border-radius:16px;padding:14px}
#view.pos-view h2,#view.pos-view h3,#view.pos-view b,#view.pos-view label,#view.pos-view .muted,#view.pos-view span{color:inherit}
#view.pos-view .muted{color:var(--mu)}
#view.pos-view input::placeholder{color:#c9cdea;opacity:1}
#view.pos-view option{background:#1a1e3a;color:#fff}
#view.pos-view .neg{color:#ff8a8a}#view.pos-view .pos{color:#7ee0a0}
#view.pos-view .badge.b-ok{color:#7ee0a0}#view.pos-view .badge.b-low{color:#ffc46b}#view.pos-view .badge.b-out{color:#ff8a8a}