:root{--bleu:#1d4ed8;--fonce:#1e3a8a;--fond:#f3f4f6;--texte:#111827;--gris:#6b7280;--bord:#e5e7eb;--rouge:#dc2626;--vert:#16a34a;--orange:#d97706}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--fond);color:var(--texte);display:flex;min-height:100vh;font-size:15px}
.sidebar{width:230px;background:var(--fonce);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:20}
.brand{padding:20px;font-weight:700;font-size:18px;border-bottom:1px solid rgba(255,255,255,.15)}
.sidebar nav{flex:1;padding:10px;overflow:auto}
.sidebar nav a{display:block;padding:10px 12px;border-radius:8px;color:#dbeafe;text-decoration:none;margin-bottom:2px}
.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.15);color:#fff}
.user{padding:14px 20px;font-size:13px;border-top:1px solid rgba(255,255,255,.15)}
.user a{color:#93c5fd}
.main{margin-left:230px;flex:1;min-width:0}
.topbar{display:flex;align-items:center;gap:12px;background:#fff;padding:14px 24px;border-bottom:1px solid var(--bord)}
.topbar h1{font-size:20px;margin:0}
#burger{display:none;background:none;border:0;font-size:24px;cursor:pointer}
.content{padding:24px;max-width:1100px}
.card{background:#fff;border:1px solid var(--bord);border-radius:12px;padding:20px;margin-bottom:20px}
.card h3{margin:0 0 14px;font-size:17px}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.muted{color:var(--gris);font-size:13px}
hr{border:0;border-top:1px solid var(--bord);margin:20px 0}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:20px}
.stat{background:#fff;border:1px solid var(--bord);border-radius:12px;padding:16px;color:var(--gris);font-size:13px;display:flex;align-items:center;gap:14px}
.stat>i{font-size:24px;color:var(--bleu);background:#eff6ff;width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.stat span{display:block;font-size:28px;font-weight:700;color:var(--texte);line-height:1.1}

label{display:block;font-size:13px;font-weight:600;margin-bottom:4px}
label.check{display:flex;gap:8px;align-items:center;font-weight:500;margin-top:22px}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid #d1d5db;border-radius:8px;font:inherit;background:#fff}
input[type=checkbox]{width:auto}
input:focus,select:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--bleu)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid .full{grid-column:1/-1}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.filters input,.filters select{width:auto;flex:1;min-width:140px}

.btn{display:inline-block;background:var(--bleu);color:#fff;border:0;border-radius:8px;padding:10px 18px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{opacity:.9}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-sec{background:#e5e7eb;color:var(--texte)}
.btn-danger{background:var(--rouge)}

.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--bord);vertical-align:top}
th{font-size:12px;text-transform:uppercase;color:var(--gris)}
.actions{display:flex;gap:6px;white-space:nowrap}
.actions form{margin:0}

.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600;background:#e5e7eb}
.badge.urgent{background:#fee2e2;color:var(--rouge)}
.badge.annonce{background:#dbeafe;color:var(--bleu)}
.badge.rappel{background:#fef3c7;color:var(--orange)}
.badge.info{background:#e5e7eb;color:#374151}

.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-weight:500}
.alert.ok{background:#dcfce7;color:#166534}
.alert.err{background:#fee2e2;color:#991b1b}

.login-page{align-items:center;justify-content:center;background:var(--fonce)}
.login-box{background:#fff;padding:32px;border-radius:14px;width:100%;max-width:380px;margin:16px}
.login-box h2{margin:0}
.login-box label{margin-top:14px}
.login-box .btn{width:100%;margin-top:20px}

@media(max-width:800px){
  .sidebar{transform:translateX(-100%);transition:transform .2s}
  .sidebar.open{transform:none}
  .main{margin-left:0}
  #burger{display:block}
  .content{padding:14px}
  .grid{grid-template-columns:1fr}
  .topbar{padding:12px 14px}
}

/* Icônes Bootstrap Icons */
.sidebar nav a{display:flex;align-items:center;gap:10px}
.sidebar nav a i{font-size:18px}
.brand i{margin-right:6px}
.card h3 i{color:var(--bleu);margin-right:4px}
.alert i{margin-right:4px}
.login-box h2 i{color:var(--bleu)}
.badge i{font-size:11px}
.actions .btn-sm{min-width:34px;text-align:center}
#burger i{font-size:26px;line-height:1}