:root{
  --laterite:#B7482B; --laterite-fonce:#A13E25; --soleil:#F2B233;
  --soleil-clair:#F6C453; --anthracite:#472714; --gris:#4A4A4A;
  --bg:#FBF8F3; --card:#FFFFFF; --ligne:#ECE4DA;
  --critique:#C0392B; --eleve:#E08A1E; --moyen:#6F6A67;
  --ombre:0 8px 28px rgba(71,39,20,.10);
}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",system-ui,Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--anthracite);line-height:1.5}
a{color:var(--laterite);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- Header ---------- */
header.topbar{background:linear-gradient(120deg,var(--anthracite),var(--laterite-fonce) 70%,var(--laterite));
  color:#fff;padding:0 28px;display:flex;align-items:center;justify-content:space-between;
  height:72px;box-shadow:var(--ombre);position:sticky;top:0;z-index:50}
.topbar .brand{display:flex;align-items:center;gap:14px}
.topbar img{height:38px}
.topbar .brand b{font-size:1.05rem;letter-spacing:.3px}
.topbar .brand span{display:block;font-size:.72rem;opacity:.85;font-weight:400}
.topbar nav{display:flex;align-items:center;gap:18px;font-size:.92rem}
.topbar nav a{color:#fff;opacity:.9}
.topbar .btn-ghost{border:1px solid rgba(255,255,255,.4);padding:7px 14px;border-radius:8px}
.topbar .btn-ghost:hover{background:rgba(255,255,255,.12);text-decoration:none}

.wrap{max-width:1240px;margin:28px auto;padding:0 24px}
.flash{background:var(--soleil-clair);border-left:4px solid var(--soleil);
  padding:10px 16px;border-radius:8px;margin-bottom:18px;color:var(--anthracite)}

/* ---------- Hero / titres ---------- */
.page-head{display:flex;justify-content:space-between;align-items:flex-end;
  flex-wrap:wrap;gap:16px;margin-bottom:22px}
.page-head h1{margin:0;font-size:1.7rem;color:var(--anthracite)}
.page-head .sub{color:var(--gris);font-size:.92rem;margin-top:4px}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--laterite);
  color:#fff;border:none;padding:10px 18px;border-radius:9px;font-weight:600;
  cursor:pointer;font-size:.9rem;transition:.15s;box-shadow:0 4px 12px rgba(183,72,43,.25)}
.btn:hover{background:var(--laterite-fonce);text-decoration:none;transform:translateY(-1px)}
.btn.alt{background:#fff;color:var(--laterite);border:1.5px solid var(--laterite)}
.btn.alt:hover{background:#fff5f0}

/* ---------- KPIs ---------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:26px}
.kpi{background:var(--card);border-radius:14px;padding:18px 20px;box-shadow:var(--ombre);
  border-top:4px solid var(--laterite);position:relative;overflow:hidden}
.kpi.crit{border-top-color:var(--critique)}
.kpi.soleil{border-top-color:var(--soleil)}
.kpi.anth{border-top-color:var(--anthracite)}
.kpi .v{font-size:1.9rem;font-weight:800;color:var(--anthracite);line-height:1.1}
.kpi .l{font-size:.82rem;color:var(--gris);margin-top:6px}
.kpi .ic{position:absolute;right:14px;top:14px;font-size:1.4rem;opacity:.25}

/* ---------- Layout 2 colonnes ---------- */
.grid2{display:grid;grid-template-columns:1.6fr 1fr;gap:22px;align-items:start}
@media(max-width:980px){.grid2{grid-template-columns:1fr}}
.card{background:var(--card);border-radius:14px;box-shadow:var(--ombre);padding:20px 22px;margin-bottom:22px}
.card h2{margin:0 0 14px;font-size:1.1rem;color:var(--laterite);
  display:flex;align-items:center;gap:8px}

/* ---------- Graphe axes ---------- */
.bar-row{display:flex;align-items:center;gap:10px;margin:9px 0;font-size:.86rem}
.bar-row .name{flex:0 0 auto;width:auto}
.bar-row .track{flex:1;background:#f0e8df;border-radius:6px;height:16px;overflow:hidden}
.bar-row .fill{height:100%;background:linear-gradient(90deg,var(--soleil),var(--laterite));
  border-radius:6px;width:0;transition:width 1s ease}
.bar-row .cnt{flex:0 0 28px;text-align:right;font-weight:700;color:var(--anthracite)}
.axe-link{color:var(--anthracite)}

/* ---------- Table cas ---------- */
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--ligne);vertical-align:top}
th{color:var(--gris);font-size:.76rem;text-transform:uppercase;letter-spacing:.5px}
tr:hover td{background:#fbf6f1}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.74rem;font-weight:700;color:#fff}
.b-crit{background:var(--critique)}
.b-elev{background:var(--eleve)}
.b-moy{background:var(--moyen)}
.axe-tag{font-size:.72rem;color:#fff;background:var(--anthracite);padding:2px 8px;border-radius:6px;white-space:nowrap}
.score-pill{font-weight:800}

/* ---------- Filtres ---------- */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px;align-items:center}
.filters a{font-size:.82rem;padding:6px 12px;border-radius:18px;border:1px solid var(--ligne);
  color:var(--gris);background:#fff}
.filters a.on{background:var(--laterite);color:#fff;border-color:var(--laterite)}

/* ---------- Fiche cas ---------- */
.fiche-head{display:flex;gap:16px;align-items:flex-start;flex-wrap:wrap}
.fiche-head .meta{flex:1;min-width:260px}
.fiche-head h1{margin:.1rem 0 .4rem;font-size:1.5rem}
.ind-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:6px 0}
.ind{background:#fbf6f1;border-radius:10px;padding:12px 14px;border-left:3px solid var(--soleil)}
.ind .k{font-size:.74rem;color:var(--gris);text-transform:uppercase;letter-spacing:.4px}
.ind .v{font-size:1.05rem;font-weight:700;color:var(--anthracite);margin-top:3px}
.explain{background:#fdf8f3;border-radius:12px;padding:16px 18px;border:1px solid var(--ligne);
  font-size:.97rem;color:#3a2a1c}
.reco{background:linear-gradient(120deg,#fff6e9,#fdeede);border-radius:12px;padding:14px 18px;
  border-left:4px solid var(--soleil);margin-top:14px}

/* ---------- Login ---------- */
.login-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1200px 600px at 20% -10%,#5a3420,transparent),
             linear-gradient(135deg,var(--anthracite),var(--laterite-fonce))}
.login-card{background:#fff;border-radius:18px;padding:40px 38px;width:380px;box-shadow:0 24px 60px rgba(0,0,0,.4)}
.login-card img{height:46px;margin-bottom:8px}
.login-card h1{font-size:1.25rem;margin:6px 0 2px;color:var(--anthracite)}
.login-card p.s{color:var(--gris);font-size:.85rem;margin:0 0 22px}
.login-card label{font-size:.8rem;color:var(--gris);font-weight:600}
.login-card input{width:100%;padding:11px 13px;margin:6px 0 16px;border:1.5px solid var(--ligne);
  border-radius:9px;font-size:.95rem}
.login-card input:focus{outline:none;border-color:var(--laterite)}
.login-card .btn{width:100%;justify-content:center;padding:12px}
.login-err{background:#fdecea;color:var(--critique);padding:9px 13px;border-radius:8px;
  font-size:.85rem;margin-bottom:14px}
.hint{font-size:.76rem;color:#9a8e82;text-align:center;margin-top:14px}

footer{text-align:center;color:#9a8e82;font-size:.78rem;padding:26px}
.reveal{opacity:0;transform:translateY(14px);transition:.6s}
.reveal.in{opacity:1;transform:none}
.empty{padding:30px;text-align:center;color:var(--gris)}