:root{
  --bg:#0f172a; --bg2:#1e293b; --sidebar:#111827; --sidebar-hover:#1f2937;
  --primary:#2563eb; --primary-dark:#1d4ed8; --accent:#0ea5e9;
  --success:#16a34a; --danger:#dc2626; --warning:#d97706; --info:#0891b2;
  --text:#0f172a; --muted:#64748b; --border:#e2e8f0; --card:#ffffff;
  --body:#f1f5f9; --radius:10px; --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--body);color:var(--text);font-size:14px;line-height:1.5}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- AUTH ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0f172a 0%,#1e3a8a 60%,#0ea5e9 100%);padding:20px}
.auth-card{background:#fff;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.3);
  width:100%;max-width:420px;padding:40px;animation:fadeUp .4s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.auth-logo{text-align:center;margin-bottom:8px}
.auth-logo .brand{font-size:30px;font-weight:800;letter-spacing:-1px;
  background:linear-gradient(90deg,#2563eb,#0ea5e9);-webkit-background-clip:text;background-clip:text;color:transparent}
.auth-logo .tag{color:var(--muted);font-size:12px;margin-top:2px}

/* ---------- LAYOUT ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{width:250px;background:var(--sidebar);color:#cbd5e1;position:fixed;top:0;bottom:0;left:0;
  overflow-y:auto;padding-bottom:30px;transition:.2s}
.sidebar .logo{padding:20px;font-size:22px;font-weight:800;color:#fff;letter-spacing:-.5px;
  border-bottom:1px solid #1f2937;position:sticky;top:0;background:var(--sidebar);z-index:2}
.sidebar .logo span{color:var(--accent)}
.nav-group{padding:14px 20px 4px;font-size:10.5px;text-transform:uppercase;letter-spacing:1px;color:#64748b;font-weight:700}
.sidebar a.nav{display:flex;align-items:center;gap:10px;padding:9px 20px;color:#cbd5e1;font-size:13.5px;border-left:3px solid transparent}
.sidebar a.nav:hover{background:var(--sidebar-hover);color:#fff;text-decoration:none}
.sidebar a.nav.active{background:var(--sidebar-hover);color:#fff;border-left-color:var(--accent)}
.sidebar a.nav .ico{width:18px;text-align:center;opacity:.9}

.main{flex:1;margin-left:250px;display:flex;flex-direction:column;min-height:100vh}
.topbar{background:#fff;border-bottom:1px solid var(--border);padding:12px 24px;display:flex;
  align-items:center;justify-content:space-between;position:sticky;top:0;z-index:5;box-shadow:var(--shadow)}
.topbar .ctx{font-size:13px;color:var(--muted)}
.topbar .ctx b{color:var(--text)}
.topbar .user{display:flex;align-items:center;gap:12px}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#0ea5e9);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.content{padding:24px;flex:1}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}
.page-head h1{font-size:22px;font-weight:700}
.page-head .sub{color:var(--muted);font-size:13px;margin-top:2px}

/* ---------- COMPONENTS ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;border:none;
  font-size:13px;font-weight:600;cursor:pointer;transition:.15s;background:var(--primary);color:#fff}
.btn:hover{background:var(--primary-dark);text-decoration:none;color:#fff}
.btn-sm{padding:5px 11px;font-size:12px}
.btn-light{background:#fff;color:var(--text);border:1px solid var(--border)}
.btn-light:hover{background:#f8fafc;color:var(--text)}
.btn-success{background:var(--success)} .btn-success:hover{background:#15803d}
.btn-danger{background:var(--danger)} .btn-danger:hover{background:#b91c1c}
.btn-block{width:100%;justify-content:center}

.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px}
.card-head{padding:14px 18px;border-bottom:1px solid var(--border);font-weight:700;display:flex;justify-content:space-between;align-items:center}
.card-body{padding:18px}
.card-body.p0{padding:0}

.grid{display:grid;gap:16px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:1000px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.grid-2{grid-template-columns:1fr}}

.stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.stat .label{color:var(--muted);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.stat .value{font-size:26px;font-weight:800;margin-top:6px}
.stat .ico{position:absolute;right:14px;top:14px;font-size:26px;opacity:.15}
.stat.b1{border-top:3px solid var(--primary)} .stat.b2{border-top:3px solid var(--success)}
.stat.b3{border-top:3px solid var(--warning)} .stat.b4{border-top:3px solid var(--accent)}
.stat.b5{border-top:3px solid var(--info)} .stat.b6{border-top:3px solid var(--danger)}

table{width:100%;border-collapse:collapse;font-size:13px}
table th{text-align:left;padding:10px 14px;background:#f8fafc;color:var(--muted);font-weight:600;
  text-transform:uppercase;font-size:11px;letter-spacing:.4px;border-bottom:1px solid var(--border)}
table td{padding:10px 14px;border-bottom:1px solid #f1f5f9}
table tbody tr:hover{background:#f8fafc}
table.tight td,table.tight th{padding:7px 10px}
.text-right{text-align:right} .text-center{text-align:center}
.num{text-align:right;font-variant-numeric:tabular-nums;font-family:'SF Mono',Menlo,monospace}

.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:600}
.badge-green{background:#dcfce7;color:#15803d} .badge-red{background:#fee2e2;color:#b91c1c}
.badge-blue{background:#dbeafe;color:#1d4ed8} .badge-gray{background:#f1f5f9;color:#475569}
.badge-amber{background:#fef3c7;color:#b45309}

.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:12.5px;font-weight:600;margin-bottom:6px;color:#334155}
.form-control,select.form-control,textarea.form-control{width:100%;padding:9px 12px;border:1px solid var(--border);
  border-radius:8px;font-size:13.5px;font-family:inherit;background:#fff;transition:.15s}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.form-row{display:grid;gap:14px}
.form-row.c2{grid-template-columns:1fr 1fr} .form-row.c3{grid-template-columns:1fr 1fr 1fr}
@media(max-width:800px){.form-row.c2,.form-row.c3{grid-template-columns:1fr}}
.check{display:flex;align-items:center;gap:8px;font-size:13px}
.check input{width:16px;height:16px}
.hint{font-size:11.5px;color:var(--muted);margin-top:4px}

.alert{padding:12px 16px;border-radius:8px;margin-bottom:14px;font-size:13.5px;border:1px solid transparent}
.alert-success{background:#dcfce7;color:#166534;border-color:#bbf7d0}
.alert-danger{background:#fee2e2;color:#991b1b;border-color:#fecaca}
.alert-info{background:#e0f2fe;color:#075985;border-color:#bae6fd}
.alert-warning{background:#fef3c7;color:#92400e;border-color:#fde68a}

.empty{text-align:center;padding:50px 20px;color:var(--muted)}
.empty .ico{font-size:44px;opacity:.4}

.axes-legend{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.axes-legend .ax{font-size:11px;background:#eff6ff;color:#1d4ed8;padding:3px 8px;border-radius:6px;font-weight:600}

.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
/* ---------- TOP MENU (barre horizontale) ---------- */
.topmenu{background:#fff;border-bottom:1px solid var(--border);padding:0 24px;display:flex;
  gap:2px;position:sticky;top:59px;z-index:6;box-shadow:0 1px 2px rgba(0,0,0,.03);
  flex-wrap:wrap;overflow:visible}
.topmenu .tm{position:relative}
.topmenu .tm>a{display:flex;align-items:center;gap:6px;padding:11px 14px;font-size:13px;font-weight:600;
  color:#334155;white-space:nowrap;border-bottom:2px solid transparent;cursor:pointer;user-select:none}
.topmenu .tm>a:hover{color:var(--primary);text-decoration:none;background:#f8fafc}
.topmenu .tm.active>a{color:var(--primary);border-bottom-color:var(--primary)}
.topmenu .tm.open>a{color:var(--primary);background:#f8fafc}
.topmenu .tm .drop{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--border);
  border-radius:0 0 10px 10px;box-shadow:0 10px 30px rgba(0,0,0,.12);min-width:230px;padding:6px;
  display:none;z-index:20}
.topmenu .tm:hover .drop,.topmenu .tm.open .drop{display:block}
.topmenu .drop a{display:flex;align-items:center;gap:9px;padding:8px 12px;font-size:13px;color:#334155;border-radius:7px}
.topmenu .drop a:hover{background:#f1f5f9;color:var(--primary);text-decoration:none}
.topmenu .drop .sep{height:1px;background:var(--border);margin:5px 8px}
.topmenu .drop .ico{width:16px;text-align:center;opacity:.8}

/* ---------- BASCULE menu haut / menu latéral ---------- */
/* Mode "haut" : menu horizontal seul, barre latérale masquée, contenu pleine largeur */
body[data-nav="top"] .sidebar{display:none}
body[data-nav="top"] .main{margin-left:0}
body[data-nav="top"] .topmenu{display:flex}
/* Mode "side" : barre latérale seule, menu horizontal masqué */
body[data-nav="side"] .topmenu{display:none}
body[data-nav="side"] .sidebar{display:block}
body[data-nav="side"] .main{margin-left:250px}
.navtoggle{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;
  border:1px solid var(--border);background:#fff;color:#334155;font-size:12.5px;font-weight:600;cursor:pointer}
.navtoggle:hover{background:#f8fafc;color:var(--primary)}
.bell{position:relative;font-size:18px;text-decoration:none;line-height:1;padding:4px}
.bell:hover{text-decoration:none}
.bell-badge{position:absolute;top:-4px;right:-6px;background:var(--danger);color:#fff;font-size:10px;font-weight:700;
  min-width:16px;height:16px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px}

/* ---------- Select recherchable ---------- */
.ss{position:relative}
.ss-native{display:none !important}
.ss-btn{text-align:left;cursor:pointer;display:flex;align-items:center;justify-content:space-between;width:100%;
  background:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ss-btn::after{content:'▾';color:var(--muted);margin-left:8px;font-size:11px}
.ss-btn.ss-placeholder{color:var(--muted)}
.ss.open .ss-btn{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.ss-panel{position:absolute;top:calc(100% + 4px);left:0;right:0;background:#fff;border:1px solid var(--border);
  border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.14);z-index:50;display:none;padding:6px}
.ss.open .ss-panel{display:block}
.ss-search{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:7px;font-size:13px;margin-bottom:6px}
.ss-search:focus{outline:none;border-color:var(--primary)}
.ss-list{max-height:240px;overflow-y:auto}
.ss-item{padding:8px 10px;border-radius:7px;font-size:13px;cursor:pointer}
.ss-item:hover{background:#f1f5f9}
.ss-item.ss-active{background:#eff6ff;color:var(--primary);font-weight:600}
.ss-none{padding:10px;color:var(--muted);font-size:13px;text-align:center}

.mono{font-family:'SF Mono',Menlo,monospace;font-size:12px}
.hr{height:1px;background:var(--border);margin:16px 0;border:0}
.tag-mini{font-size:10.5px;color:var(--muted);background:#f1f5f9;padding:1px 6px;border-radius:5px}