/* =====================================================================
   NITECH SARL — Gestion commerciale
   Couleurs reprises du classeur Excel : teal #034C5B, orange #FF5500,
   bandeau clair #E7EEF0, sous-totaux #F2F2F2, encart pub #FFE8DC.
   ===================================================================== */
:root{
  --teal:#034C5B; --teal-dark:#022F3A; --teal-light:#046A7D;
  --accent:#FF5500; --accent-dark:#D94800;
  --white:#fff; --off:#F3F7F8; --line:#E2EBED; --band:#E7EEF0;
  --text:#28363B; --muted:#5C6E73;
  --ok:#12805C; --ok-bg:#E6F7EE;
  --warn:#A8790A; --warn-bg:#FDF3DD;
  --bad:#B02A2A; --bad-bg:#FDEAEA;
  --info:#1B5F9E; --info-bg:#E7F0FA;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--off);font-size:14px;line-height:1.55}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none}

/* ---------- Connexion / installation ---------- */
.auth-body{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--teal-dark),var(--teal) 55%,var(--teal-light));padding:24px}
.auth-card{background:#fff;border-radius:14px;padding:38px 34px;width:100%;max-width:410px;
  box-shadow:0 18px 50px rgba(0,0,0,.28)}
.auth-logo{display:flex;align-items:center;gap:9px;justify-content:center;margin-bottom:6px}
.auth-logo .mark{width:38px;height:38px;background:var(--accent);border-radius:9px;color:#fff;
  font-weight:800;font-size:21px;display:flex;align-items:center;justify-content:center}
.auth-logo .txt{font-size:20px;font-weight:800;color:var(--teal);letter-spacing:.5px}
.auth-logo .txt b{color:var(--accent)}
.auth-card h1{font-size:15px;text-align:center;color:var(--muted);font-weight:400;margin-bottom:24px}
.auth-links{text-align:center;margin-top:15px;font-size:12.5px}
.auth-links a{color:var(--muted);text-decoration:underline}
.note{margin-top:20px;padding-top:15px;border-top:1px solid var(--line);
  font-size:11.5px;color:var(--muted);text-align:center;line-height:1.7}
.sec{background:var(--band);color:var(--teal);font-weight:700;font-size:12px;
  padding:6px 10px;border-radius:5px;margin:18px 0 12px}
.sec span{font-weight:400;color:var(--muted)}

/* ---------- Formulaires ---------- */
.fld{margin-bottom:13px}
.fld label{display:block;font-size:12.5px;font-weight:700;color:var(--teal);margin-bottom:5px}
.fld label .hint-i{font-weight:400;color:var(--muted);font-size:11.5px}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:6px;
  font:inherit;font-size:14px;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(255,85,0,.3);border-color:var(--accent)}
input[readonly]{background:var(--off)}
textarea{resize:vertical;min-height:70px}
.inline{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}
.inline .fld{margin-bottom:0}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.g3{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:0 14px}

/* ---------- Boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 17px;border-radius:6px;font-weight:700;font-size:13.5px;transition:.15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-teal{background:var(--teal);color:#fff}
.btn-teal:hover{background:var(--teal-dark)}
.btn-ghost{background:#fff;color:var(--teal);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--off)}
.btn-bad{background:var(--bad-bg);color:var(--bad)}
.btn-sm{padding:6px 12px;font-size:12.5px}
.btn-full{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ---------- Application ---------- */
.app{display:flex;min-height:100vh}
.side{width:224px;background:var(--teal-dark);color:#CFE3E8;flex-shrink:0;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.side-top{padding:17px 18px 14px;border-bottom:1px solid rgba(255,255,255,.09);
  display:flex;align-items:center;gap:9px}
.side-top .mark{width:31px;height:31px;background:var(--accent);border-radius:7px;color:#fff;
  font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center}
.side-top .t{font-weight:800;color:#fff;font-size:15px;letter-spacing:.4px}
.side-top .s{font-size:10px;color:#7FA3AC;letter-spacing:.8px;text-transform:uppercase}
.side nav{padding:8px 0;flex:1}
.nav-lbl{font-size:10px;letter-spacing:1.1px;text-transform:uppercase;color:#6D919B;
  padding:13px 18px 5px;font-weight:700}
.side nav a{display:block;padding:8px 18px;font-size:13.5px;border-left:3px solid transparent}
.side nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.side nav a.on{background:rgba(255,85,0,.14);border-left-color:var(--accent);color:#fff;font-weight:700}
.side-foot{padding:12px 18px;border-top:1px solid rgba(255,255,255,.09);font-size:10.5px;color:#6D919B;line-height:1.6}

.body{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:0 22px;height:56px;
  display:flex;align-items:center;gap:14px;position:sticky;top:0;z-index:50}
.topbar h2{font-size:17px;color:var(--teal)}
.burger{display:none;background:none;color:var(--teal);font-size:19px}
.top-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.avatar{width:33px;height:33px;border-radius:50%;background:var(--teal);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12.5px}
.who{font-size:12.5px;line-height:1.25}
.who b{display:block;color:var(--teal)}
.who span{color:var(--muted);font-size:11.5px}
.content{padding:22px;flex:1}

/* ---------- Cartes ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:16px}
.card-h{padding:13px 17px;border-bottom:1px solid var(--line);display:flex;
  align-items:center;gap:11px;flex-wrap:wrap}
.card-h h3{font-size:14.5px;color:var(--teal)}
.card-h .right{margin-left:auto;display:flex;gap:7px;align-items:center;flex-wrap:wrap}
.card-b{padding:17px}
.card-b.flush{padding:0}
.grid{display:grid;gap:15px;margin-bottom:16px}
.k4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.k3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.k2{grid-template-columns:repeat(auto-fit,minmax(330px,1fr))}

.kpi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:15px 17px}
.kpi .lbl{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;font-weight:700}
.kpi .val{font-size:24px;font-weight:800;color:var(--teal);margin:4px 0 2px;line-height:1.15}
.kpi .sub{font-size:12px;color:var(--muted)}
.kpi.hi{border-left:4px solid var(--accent)}
.kpi.hi .val{color:var(--accent)}

/* ---------- Tableaux ---------- */
.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:10.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);
  padding:9px 11px;border-bottom:1px solid var(--line);white-space:nowrap;font-weight:700;background:#FAFCFC}
td{padding:9px 11px;border-bottom:1px solid var(--line);font-size:13.5px;vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#FAFCFC}
tfoot td{background:var(--off);font-weight:700;border-top:2px solid var(--line)}
.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.ctr{text-align:center}
.doc-no{font-weight:700;color:var(--teal);white-space:nowrap}
.dim{color:var(--muted)}
.nowrap{white-space:nowrap}

/* ---------- Badges & alertes ---------- */
.bdg{display:inline-block;padding:2.5px 9px;border-radius:12px;font-size:11px;font-weight:700;white-space:nowrap}
.b-ok{background:var(--ok-bg);color:var(--ok)}
.b-warn{background:var(--warn-bg);color:var(--warn)}
.b-bad{background:var(--bad-bg);color:var(--bad)}
.b-info{background:var(--info-bg);color:var(--info)}
.b-grey{background:#EEF2F3;color:#67787D}
.b-acc{background:rgba(255,85,0,.12);color:var(--accent-dark)}

.alert{padding:11px 15px;border-radius:0 7px 7px 0;font-size:13px;margin-bottom:15px;border-left:3px solid}
.alert.ok{background:var(--ok-bg);border-color:var(--ok);color:#0D5C42}
.alert.warn{background:var(--warn-bg);border-color:var(--warn);color:#6B4D05}
.alert.bad{background:var(--bad-bg);border-color:var(--bad);color:#7D1F1F}
.alert.info{background:var(--info-bg);border-color:var(--info);color:#1B4A75}

.empty{text-align:center;padding:38px 20px;color:var(--muted);font-size:13px}
.hint{background:var(--info-bg);border-left:3px solid var(--info);padding:10px 14px;
  border-radius:0 7px 7px 0;font-size:12.5px;color:#1B4A75;margin-bottom:15px}

/* ---------- Document : lignes et totaux ---------- */
.lignes td{padding:6px 7px}
.lignes input,.lignes select{padding:6px 8px;font-size:13px}
.lignes .del{background:var(--bad-bg);color:var(--bad);width:26px;height:26px;border-radius:6px;font-weight:700}
.totbox{background:var(--off);border-radius:9px;padding:15px 17px}
.totline{display:flex;justify-content:space-between;padding:4px 0;font-size:13.5px;gap:12px}
.totline .lbl{color:var(--muted)}
.totline.big{border-top:2px solid var(--teal);margin-top:7px;padding-top:9px;
  font-size:17px;font-weight:800;color:var(--teal)}
.totline.marge{color:var(--ok);font-weight:700}
.flow{display:flex;align-items:center;gap:7px;flex-wrap:wrap;font-size:12px;margin-bottom:15px}
.flow .st{background:var(--off);border:1px solid var(--line);padding:4px 11px;border-radius:15px;color:var(--muted)}
.flow .st.done{background:var(--ok-bg);border-color:#BFE6D5;color:var(--ok);font-weight:700}
.flow .st.cur{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700}
.flow .ar{color:#B9C9CD}

.filters{display:flex;gap:7px;flex-wrap:wrap;align-items:center}
.filters select,.filters input{width:auto;padding:6px 9px;font-size:13px}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .side{position:fixed;left:-224px;top:0;transition:.25s;z-index:200}
  .side.open{left:0;box-shadow:6px 0 24px rgba(0,0,0,.25)}
  .burger{display:block}
  .content{padding:14px}
  .topbar{padding:0 13px}
  .who{display:none}
  .g2,.g3{grid-template-columns:1fr}
}