/* ─────────────────────────────────────────────────────────────
   ACC — Design system (Deskio C&I : navy / teal, Inter)
   ───────────────────────────────────────────────────────────── */
:root{
  --navy:#0c1c39; --navy-2:#13284c; --navy-soft:#1c3563;
  --teal:#0f766e; --teal-2:#0d9488; --teal-soft:#ccfbf1;
  --ink:#0f172a; --muted:#64748b; --line:#e2e8f0; --line-2:#cbd5e1;
  --bg:#f6f8fb; --card:#ffffff;
  --green:#16a34a; --amber:#d97706; --red:#dc2626;
  --radius:14px; --radius-sm:10px;
  --shadow:0 1px 2px rgba(12,28,57,.06),0 8px 24px rgba(12,28,57,.06);
  --shadow-lg:0 12px 40px rgba(12,28,57,.14);
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink); background:var(--bg); font-size:15px; line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
[hidden]{display:none!important}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{color:var(--navy);font-weight:700;letter-spacing:-.01em;margin:0}
h1{font-size:1.5rem}h2{font-size:1.15rem}h3{font-size:1rem}
.muted{color:var(--muted)}
.small{font-size:.82rem}

/* Inputs : pas de spinners number (préférence globale Deskio) */
input,select,textarea,button{font:inherit;color:inherit}
input[type=number]{-moz-appearance:textfield;appearance:textfield}
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:.8rem;font-weight:600;color:var(--navy-2)}
.input,input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line-2);border-radius:var(--radius-sm);
  background:#fff;outline:none;transition:border-color .15s,box-shadow .15s;
}
.input:focus,input:focus,select:focus,textarea:focus{
  border-color:var(--teal);box-shadow:0 0 0 3px rgba(15,118,110,.12);
}

/* Boutons */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:10px 16px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:600;cursor:pointer;transition:transform .08s,filter .15s,background .15s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-2);text-decoration:none}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);text-decoration:none}
.btn-ghost{background:#fff;border-color:var(--line-2);color:var(--navy)}
.btn-ghost:hover{background:#f1f5f9;text-decoration:none}
.btn-sm{padding:6px 11px;font-size:.85rem}
.btn-danger{background:#fef2f2;color:var(--red);border-color:#fecaca}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* Layout */
.shell{min-height:100vh;display:flex;flex-direction:column}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}
.main{flex:1;padding:26px 0 60px}

/* Navbar */
.nav{background:var(--navy);color:#fff;position:sticky;top:0;z-index:40;box-shadow:0 1px 0 rgba(255,255,255,.06)}
.nav .container{display:flex;align-items:center;gap:18px;height:60px}
.nav .brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;letter-spacing:-.02em}
.nav .brand .logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--teal),var(--teal-2));
  display:grid;place-items:center;font-size:15px;color:#fff;font-weight:800}
.nav .brand small{display:block;font-size:.62rem;font-weight:600;color:#9fb3d1;letter-spacing:.08em;margin-top:-2px}
.nav .links{display:flex;gap:4px;margin-left:8px}
.nav .links a{color:#c7d4e8;padding:8px 12px;border-radius:8px;font-weight:600;font-size:.9rem}
.nav .links a:hover{background:rgba(255,255,255,.08);color:#fff;text-decoration:none}
.nav .links a.active{background:var(--teal);color:#fff}
.nav .spacer{flex:1}
.nav .user{display:flex;align-items:center;gap:10px;font-size:.85rem;color:#c7d4e8}
.nav .avatar{width:32px;height:32px;border-radius:50%;background:var(--teal);display:grid;place-items:center;
  color:#fff;font-weight:700;font-size:.8rem}

/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-pad{padding:20px}
.card-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}
.card-head h2{font-size:1.02rem}

/* Tables */
.table{width:100%;border-collapse:collapse}
.table th{text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);
  padding:10px 12px;border-bottom:1px solid var(--line)}
.table td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table tr:hover td{background:#f8fafc}
.num{text-align:right;font-variant-numeric:tabular-nums}

/* Badges / chips */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:.74rem;font-weight:600}
.badge-grey{background:#f1f5f9;color:var(--muted)}
.badge-teal{background:var(--teal-soft);color:var(--teal)}
.badge-green{background:#dcfce7;color:#15803d}
.badge-amber{background:#fef3c7;color:#b45309}

/* KPI */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.kpi .k-label{font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}
.kpi .k-val{font-size:1.7rem;font-weight:800;color:var(--navy);letter-spacing:-.02em;margin-top:4px;font-variant-numeric:tabular-nums}
.kpi .k-sub{font-size:.78rem;color:var(--muted);margin-top:2px}
.kpi.accent{background:linear-gradient(160deg,var(--navy),var(--navy-soft));border-color:var(--navy)}
.kpi.accent .k-label{color:#9fb3d1}.kpi.accent .k-val{color:#fff}.kpi.accent .k-sub{color:#c7d4e8}

/* Tabs */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:22px;flex-wrap:wrap}
.tabs button{background:none;border:0;padding:11px 16px;font-weight:600;color:var(--muted);cursor:pointer;
  border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button:hover{color:var(--navy)}
.tabs button.active{color:var(--teal);border-bottom-color:var(--teal)}

/* Compare grid ACI vs ACC */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:760px){.compare{grid-template-columns:1fr}.nav .links{display:none}}

/* Misc */
.flex{display:flex;align-items:center;gap:10px}
.between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.stack{display:flex;flex-direction:column;gap:6px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:680px){.grid-2,.grid-3{grid-template-columns:1fr}}
.divider{height:1px;background:var(--line);margin:18px 0}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--navy);color:#fff;
  padding:12px 20px;border-radius:10px;box-shadow:var(--shadow-lg);z-index:90;opacity:0;transition:opacity .2s,transform .2s}
.toast.show{opacity:1;transform:translateX(-50%) translateY(-4px)}

/* Auth pages */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;
  background:radial-gradient(1200px 600px at 50% -10%,rgba(15,118,110,.12),transparent),var(--bg)}
.auth-card{width:100%;max-width:400px;background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-lg);padding:30px}
.auth-card .brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.auth-card .brand .logo{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--teal),var(--teal-2));
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:18px}
.err{background:#fef2f2;border:1px solid #fecaca;color:var(--red);padding:10px 12px;border-radius:10px;font-size:.86rem;margin-bottom:14px}