:root{
  --bg:#f4f6f5; --surface:#fff; --ink:#18231f; --muted:#5f6e68; --line:#dde4e1;
  --brand:#0f6b4f; --brand-2:#0b5540; --brand-soft:#e3f2ec; --accent:#c98a12;
  --danger:#b3261e; --danger-soft:#fbe9e7; --warn:#8a5a00; --warn-soft:#fff4dc;
  --ok:#11683f; --ok-soft:#e2f4e9; --info:#174f8a; --info-soft:#e6eff9;
  --side:#10231c; --side-ink:#c9d8d1;
  --radius:10px; --shadow:0 1px 2px rgba(16,35,28,.06),0 2px 8px rgba(16,35,28,.05);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--brand)}
h1{font-size:1.45rem;margin:.1rem 0 .3rem}
h2{font-size:1.15rem;margin:0 0 .8rem}
h3{font-size:1rem;margin:0 0 .6rem}
.muted{color:var(--muted)} .small{font-size:.85rem}
.ico{width:18px;height:18px;flex:none;vertical-align:-3px}

/* Structure */
.topbar{position:fixed;inset:0 0 auto 0;height:56px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:0 16px;z-index:30}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);text-decoration:none;font-size:1.05rem}
.brand img{width:30px;height:30px}
.topbar-user{margin-left:auto;display:flex;align-items:center;gap:12px}
.who{font-weight:600;font-size:.9rem;text-align:right;line-height:1.2}
.who small{display:block;color:var(--muted);font-weight:400}
.nav-toggle{display:none;border:0;background:none;font-size:1.4rem;cursor:pointer;color:var(--ink)}
.sidebar{position:fixed;top:56px;bottom:0;left:0;width:230px;background:var(--side);padding:14px 10px;overflow-y:auto;z-index:20}
.nav-link{display:flex;align-items:center;gap:10px;color:var(--side-ink);text-decoration:none;padding:9px 12px;border-radius:8px;margin-bottom:2px;font-size:.93rem}
.nav-link:hover{background:rgba(255,255,255,.07);color:#fff}
.nav-link.active{background:var(--brand);color:#fff}
.content{padding:24px;max-width:1280px}
.has-nav .content{margin:56px 0 0 230px}
.no-nav .content{margin:0 auto}

/* Cartes & grilles */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);margin-bottom:18px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.card-head h2{margin:0}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g-side{grid-template-columns:minmax(0,2fr) minmax(280px,1fr)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:18px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow)}
.kpi .label{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
.kpi .value{font-size:1.35rem;font-weight:700;margin-top:4px;font-variant-numeric:tabular-nums}
.kpi .sub{font-size:.8rem;color:var(--muted)}
.kpi.accent{border-top:3px solid var(--brand)}
.kpi.warn{border-top:3px solid var(--accent)}
.kpi.danger{border-top:3px solid var(--danger)}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}

/* Bandeau de groupe */
.group-banner{display:flex;gap:16px;align-items:center;margin-bottom:14px}
.group-logo{width:64px;height:64px;border-radius:12px;object-fit:cover;background:#fff;border:1px solid var(--line)}
.crumbs{font-size:.83rem;color:var(--muted)} .crumbs a{color:var(--muted)}

/* Onglets */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:18px;overflow-x:auto}
.tab{padding:9px 14px;text-decoration:none;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap;font-size:.92rem}
.tab:hover{color:var(--ink)}
.tab.active{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}

/* Tableaux */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
th{font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);background:#f8faf9;font-weight:600;white-space:nowrap}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
tr.total td{font-weight:700;background:#f8faf9}
tbody tr:hover td{background:#fafcfb}
.empty{padding:28px;text-align:center;color:var(--muted)}

/* Formulaires */
form .row{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-bottom:14px}
label{display:block;font-size:.85rem;font-weight:600;margin-bottom:4px}
.hint{font-weight:400;color:var(--muted);font-size:.8rem}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=month],input[type=tel],select,textarea{
  width:100%;padding:9px 11px;border:1px solid #c9d3cf;border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(15,107,79,.25);border-color:var(--brand)}
textarea{min-height:120px;resize:vertical}
.check{display:flex;gap:8px;align-items:center;font-weight:500}
.check input{width:18px;height:18px}
input.amount{text-align:right;font-variant-numeric:tabular-nums;min-width:90px}

/* Boutons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 15px;border-radius:8px;border:1px solid var(--brand);background:var(--brand);color:#fff;text-decoration:none;font:inherit;font-weight:600;font-size:.9rem;cursor:pointer;white-space:nowrap}
.btn:hover{background:var(--brand-2)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:#f2f5f4}
.btn-danger{background:var(--danger);border-color:var(--danger)}
.btn-danger:hover{background:#8f1d17}
.btn-warn{background:var(--accent);border-color:var(--accent)}
.btn-sm{padding:5px 10px;font-size:.82rem}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
form.inline{display:inline}

/* Badges & alertes */
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:.75rem;font-weight:600;background:#eef1f0;color:var(--muted);white-space:nowrap}
.badge-success{background:var(--ok-soft);color:var(--ok)}
.badge-danger{background:var(--danger-soft);color:var(--danger)}
.badge-warn{background:var(--warn-soft);color:var(--warn)}
.badge-info{background:var(--info-soft);color:var(--info)}
.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px;border:1px solid transparent;font-size:.93rem}
.alert-success{background:var(--ok-soft);color:var(--ok);border-color:#bfe3cd}
.alert-error{background:var(--danger-soft);color:var(--danger);border-color:#f2c4bf}
.alert-warning{background:var(--warn-soft);color:var(--warn);border-color:#f1dca8}
.alert-info{background:var(--info-soft);color:var(--info);border-color:#c5d8ee}
.secret{font-family:ui-monospace,Consolas,monospace;background:#10231c;color:#d9f5e8;padding:2px 8px;border-radius:6px;font-size:1rem}

/* Divers */
.formula{background:var(--brand-soft);border-radius:var(--radius);padding:14px 16px;font-size:.93rem}
.formula code{font-size:.95rem;font-weight:700}
.reglement{white-space:pre-wrap;background:#fbfcfb;border:1px solid var(--line);border-radius:8px;padding:14px;max-height:420px;overflow:auto;font-size:.92rem}
.bar{height:8px;background:#e7ecea;border-radius:99px;overflow:hidden;min-width:80px}
.bar span{display:block;height:100%;background:var(--brand)}
.chart-box{position:relative;height:280px}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}
.login-card{width:100%;max-width:400px}
.login-card .brand{justify-content:center;margin-bottom:18px;font-size:1.3rem}
.login-card .brand img{width:44px;height:44px}

@media (max-width:900px){
  .g2,.g3,.g-side{grid-template-columns:1fr}
  .sidebar{transform:translateX(-100%);transition:transform .2s}
  .nav-open .sidebar{transform:none}
  .has-nav .content{margin-left:0}
  .nav-toggle{display:block}
  .who small{display:none}
}
@media (max-width:560px){
  .content{padding:16px}
  .who{display:none}
  .group-banner{align-items:flex-start}
  .group-logo{width:48px;height:48px}
}
@media print{
  .topbar,.sidebar,.tabs,.actions,.btn,form{display:none!important}
  .has-nav .content{margin:0}
  .card{box-shadow:none;border:0}
}