/* ==========================================================================
   SIGMA-SANTÉ — Système Intégré de Gestion Médicale des Armées
   Feuille de style principale du prototype
   ========================================================================== */

:root{
  /* Palette de marque */
  --brand-950:#050f1e;
  --brand-900:#081a30;
  --brand-800:#0c2444;
  --brand-700:#123259;
  --brand-600:#194575;
  --brand-500:#215999;
  --brand-400:#3574bd;
  --brand-100:#e7eef8;

  /* Couleurs institutionnelles (clins d'oeil discrets au drapeau guinéen) */
  --gn-red:#ce1126;
  --gn-gold:#e0a800;
  --gn-green:#009460;

  --teal:#0f9c9c;
  --teal-100:#e3f6f6;

  /* Neutres */
  --bg:#f2f5f9;
  --surface:#ffffff;
  --surface-alt:#f8fafc;
  --border:#e2e8f0;
  --border-strong:#cbd5e1;
  --text:#16202e;
  --text-muted:#5b6b81;
  --text-faint:#8a97a8;

  /* États */
  --success:#0f9d58;
  --success-bg:#e5f7ee;
  --warning:#c07800;
  --warning-bg:#fef3e0;
  --danger:#d1293d;
  --danger-bg:#fce9eb;
  --info:#2563a8;
  --info-bg:#e8f1fb;

  --radius-sm:6px;
  --radius:10px;
  --radius-lg:16px;
  --shadow-sm:0 1px 2px rgba(15,25,40,.06);
  --shadow:0 4px 14px rgba(15,25,40,.08);
  --shadow-lg:0 12px 32px rgba(15,25,40,.14);

  --sidebar-w:264px;
  --sidebar-w-collapsed:80px;
  --topbar-h:68px;

  --font-sans:'Plus Jakarta Sans','Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-display:'Poppins','Plus Jakarta Sans',sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}

*{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;}

body{
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--text);
  font-size:.925rem;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5,h6,.font-display{font-family:var(--font-display);letter-spacing:-.01em;}

a{color:var(--brand-500);text-decoration:none;}
a:hover{color:var(--brand-600);}

::selection{background:var(--brand-100);color:var(--brand-900);}

.text-muted-2{color:var(--text-muted)!important;}
.text-faint{color:var(--text-faint)!important;}
.small-caps{font-variant:small-caps;letter-spacing:.04em;}
.fw-600{font-weight:600;}
.fw-700{font-weight:700;}

/* ==========================================================================
   Scrollbar
   ========================================================================== */
::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:#c3ceda;border-radius:10px;}
::-webkit-scrollbar-thumb:hover{background:#a9b7c8;}

/* ==========================================================================
   Layout général : sidebar + topbar + contenu
   ========================================================================== */
.app-shell{display:flex;min-height:100vh;}

.sidebar{
  width:var(--sidebar-w);
  flex-shrink:0;
  background:linear-gradient(190deg,var(--brand-950) 0%,var(--brand-900) 55%,var(--brand-800) 100%);
  color:#dce6f2;
  position:fixed;
  top:0;left:0;bottom:0;
  z-index:1030;
  display:flex;
  flex-direction:column;
  transition:width .2s ease;
  box-shadow:2px 0 18px rgba(0,0,0,.18);
}

.sidebar-brand{
  display:flex;align-items:center;gap:.7rem;
  padding:1.15rem 1.25rem;
  border-bottom:1px solid rgba(255,255,255,.08);
  min-height:var(--topbar-h);
}
.sidebar-brand__mark{
  width:38px;height:38px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--gn-green),var(--brand-500) 55%,var(--gn-red));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 3px 10px rgba(0,0,0,.35), inset 0 0 0 1px rgba(255,255,255,.15);
  color:#fff;font-size:1.15rem;
}
.sidebar-brand__text{line-height:1.15;}
.sidebar-brand__text strong{display:block;font-family:var(--font-display);font-weight:700;font-size:1.02rem;color:#fff;letter-spacing:.02em;}
.sidebar-brand__text span{display:block;font-size:.68rem;color:#93a6bd;text-transform:uppercase;letter-spacing:.06em;}

.sidebar-scroll{flex:1;overflow-y:auto;padding:.9rem .75rem 1rem;}

.nav-section-title{
  font-size:.66rem;text-transform:uppercase;letter-spacing:.09em;
  color:#5f7690;font-weight:700;margin:1.1rem .6rem .4rem;
}
.nav-section-title:first-child{margin-top:.2rem;}

.sidebar-nav{list-style:none;margin:0;padding:0;}
.sidebar-nav .nav-link{
  display:flex;align-items:center;gap:.7rem;
  padding:.62rem .75rem;border-radius:var(--radius-sm);
  color:#c3d1e3;font-size:.865rem;font-weight:500;
  margin-bottom:.15rem;position:relative;
}
.sidebar-nav .nav-link i{font-size:1.05rem;width:20px;text-align:center;color:#8fa4bd;flex-shrink:0;}
.sidebar-nav .nav-link:hover{background:rgba(255,255,255,.06);color:#fff;}
.sidebar-nav .nav-link:hover i{color:#fff;}
.sidebar-nav .nav-link.active{
  background:linear-gradient(90deg,rgba(53,116,189,.35),rgba(53,116,189,.08));
  color:#fff;font-weight:600;
  box-shadow:inset 3px 0 0 var(--brand-400);
}
.sidebar-nav .nav-link.active i{color:#5fb3e0;}
.sidebar-nav .nav-link .badge-count{
  margin-left:auto;font-size:.66rem;font-weight:700;padding:.18rem .45rem;border-radius:20px;
}

.sidebar-footer{
  padding:.85rem 1.1rem;border-top:1px solid rgba(255,255,255,.08);
  font-size:.72rem;color:#7f93ab;
}
.sidebar-footer .server-dot{width:7px;height:7px;border-radius:50%;display:inline-block;margin-right:.4rem;background:var(--gn-green);box-shadow:0 0 0 3px rgba(0,148,96,.25);}

.main-col{margin-left:var(--sidebar-w);flex:1;min-width:0;display:flex;flex-direction:column;min-height:100vh;}

.topbar{
  height:var(--topbar-h);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:1rem;
  padding:0 1.5rem;position:sticky;top:0;z-index:1020;
}
.topbar .search-box{
  position:relative;max-width:360px;flex:1;
}
.topbar .search-box input{
  border-radius:30px;border:1px solid var(--border);background:var(--surface-alt);
  padding:.5rem 1rem .5rem 2.3rem;font-size:.85rem;
}
.topbar .search-box i{position:absolute;left:.85rem;top:50%;transform:translateY(-50%);color:var(--text-faint);}

.topbar-icon-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--border);
  background:var(--surface);display:flex;align-items:center;justify-content:center;
  color:var(--text-muted);position:relative;flex-shrink:0;
}
.topbar-icon-btn:hover{background:var(--surface-alt);color:var(--brand-600);}
.topbar-icon-btn .dot{position:absolute;top:6px;right:6px;width:8px;height:8px;border-radius:50%;background:var(--gn-red);border:2px solid #fff;}

.topbar-user{display:flex;align-items:center;gap:.6rem;padding-left:.9rem;border-left:1px solid var(--border);}
.topbar-user__avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--brand-500),var(--brand-800));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;}
.topbar-user__meta{line-height:1.2;}
.topbar-user__meta strong{display:block;font-size:.82rem;}
.topbar-user__meta span{display:block;font-size:.7rem;color:var(--text-muted);}

.page-content{padding:1.6rem 1.75rem 3rem;flex:1;}

.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:1.4rem;flex-wrap:wrap;}
.page-header h1{font-size:1.45rem;font-weight:700;margin:0 0 .25rem;color:var(--brand-900);}
.page-header .breadcrumb{margin:0;padding:0;font-size:.78rem;}
.page-header p.lead-sub{margin:.15rem 0 0;color:var(--text-muted);font-size:.85rem;}

/* ==========================================================================
   Cartes / conteneurs
   ========================================================================== */
.card{
  border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
}
.card-header{background:transparent;border-bottom:1px solid var(--border);font-weight:700;padding:1rem 1.25rem;}
.card-body{padding:1.25rem;}

.surface-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);}

/* KPI */
.kpi-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:1.15rem 1.25rem;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;height:100%;
}
.kpi-card::after{content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;border-radius:50%;background:var(--kpi-tint,rgba(33,89,153,.08));}
.kpi-card .kpi-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;margin-bottom:.8rem;color:var(--kpi-color,var(--brand-600));background:var(--kpi-bg,var(--brand-100));
  position:relative;z-index:1;
}
.kpi-card .kpi-value{font-family:var(--font-display);font-size:1.65rem;font-weight:700;color:var(--text);position:relative;z-index:1;}
.kpi-card .kpi-label{font-size:.78rem;color:var(--text-muted);font-weight:600;position:relative;z-index:1;}
.kpi-card .kpi-trend{font-size:.72rem;font-weight:700;position:relative;z-index:1;}
.kpi-card .kpi-trend.up{color:var(--success);}
.kpi-card .kpi-trend.down{color:var(--danger);}

/* Badges de statut */
.badge-soft{font-weight:600;font-size:.72rem;padding:.35em .65em;border-radius:20px;}
.badge-soft-success{background:var(--success-bg);color:var(--success);}
.badge-soft-warning{background:var(--warning-bg);color:var(--warning);}
.badge-soft-danger{background:var(--danger-bg);color:var(--danger);}
.badge-soft-info{background:var(--info-bg);color:var(--info);}
.badge-soft-teal{background:var(--teal-100);color:var(--teal);}
.badge-soft-muted{background:#eef1f5;color:var(--text-muted);}

/* Tables */
.table-modern{margin-bottom:0;}
.table-modern thead th{
  font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);
  border-bottom:1px solid var(--border);font-weight:700;padding:.85rem 1rem;background:var(--surface-alt);
  white-space:nowrap;
}
.table-modern tbody td{padding:.85rem 1rem;vertical-align:middle;border-bottom:1px solid var(--border);font-size:.85rem;}
.table-modern tbody tr:last-child td{border-bottom:none;}
.table-modern tbody tr:hover{background:var(--surface-alt);}
.table-modern .avatar-xs{width:32px;height:32px;border-radius:50%;background:var(--brand-100);color:var(--brand-700);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.7rem;}

.table-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);}
.table-card .table-toolbar{padding:1rem 1.15rem;border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;justify-content:space-between;}
.table-responsive-wrap{overflow-x:auto;}

/* Boutons */
.btn{border-radius:9px;font-weight:600;font-size:.85rem;padding:.5rem 1rem;}
.btn-sm{padding:.32rem .7rem;font-size:.78rem;border-radius:7px;}
.btn-primary{background:var(--brand-600);border-color:var(--brand-600);}
.btn-primary:hover{background:var(--brand-700);border-color:var(--brand-700);}
.btn-outline-primary{color:var(--brand-600);border-color:var(--brand-500);}
.btn-outline-primary:hover{background:var(--brand-600);border-color:var(--brand-600);}
.btn-teal{background:var(--teal);border-color:var(--teal);color:#fff;}
.btn-teal:hover{background:#0c7f7f;color:#fff;}
.btn-icon{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;padding:0;}

.filter-pill{
  border:1px solid var(--border);background:var(--surface);border-radius:20px;padding:.4rem .9rem;
  font-size:.78rem;font-weight:600;color:var(--text-muted);display:inline-flex;align-items:center;gap:.4rem;cursor:pointer;
}
.filter-pill.active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;}

/* Onglets */
.nav-tabs-modern{border-bottom:1px solid var(--border);gap:.25rem;}
.nav-tabs-modern .nav-link{border:none;color:var(--text-muted);font-weight:600;font-size:.85rem;padding:.7rem .3rem;margin-right:1.3rem;border-radius:0;}
.nav-tabs-modern .nav-link.active{color:var(--brand-700);border-bottom:2.5px solid var(--brand-600);background:transparent;}

/* Timeline */
.timeline{position:relative;margin:0;padding:0;list-style:none;}
.timeline::before{content:"";position:absolute;left:17px;top:6px;bottom:6px;width:2px;background:var(--border);}
.timeline-item{position:relative;padding-left:3rem;padding-bottom:1.5rem;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{
  position:absolute;left:8px;top:2px;width:20px;height:20px;border-radius:50%;
  background:var(--surface);border:3px solid var(--brand-500);z-index:1;
}
.timeline-item.is-alert .timeline-dot{border-color:var(--gn-red);}
.timeline-item.is-ok .timeline-dot{border-color:var(--success);}
.timeline-date{font-size:.72rem;color:var(--text-faint);font-weight:600;text-transform:uppercase;letter-spacing:.03em;}
.timeline-title{font-weight:700;margin:.15rem 0 .2rem;}
.timeline-body{font-size:.83rem;color:var(--text-muted);}

/* Progress */
.stock-bar{height:7px;border-radius:10px;background:#e9edf2;overflow:hidden;}
.stock-bar span{display:block;height:100%;border-radius:10px;}

/* Identity card */
.id-card{
  background:linear-gradient(135deg,var(--brand-900),var(--brand-700));
  border-radius:var(--radius-lg);color:#fff;padding:1.4rem;position:relative;overflow:hidden;
}
.id-card::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% -10%,rgba(255,255,255,.14),transparent 55%);}
.id-card .photo{
  width:78px;height:78px;border-radius:14px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.25);display:flex;align-items:center;justify-content:center;font-size:1.8rem;
}
.id-card .stripe{height:5px;border-radius:3px;background:linear-gradient(90deg,var(--gn-red),var(--gn-gold),var(--gn-green));margin-top:1rem;}

/* Alert / epidemic list */
.alert-row{display:flex;gap:.85rem;padding:.85rem;border-radius:var(--radius);border:1px solid var(--border);align-items:flex-start;}
.alert-row + .alert-row{margin-top:.6rem;}
.alert-row .alert-ico{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}

/* Server / infra */
.server-node{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:1.1rem;box-shadow:var(--shadow-sm);
}
.server-node .status-pill{display:inline-flex;align-items:center;gap:.4rem;font-size:.72rem;font-weight:700;}
.status-pill .dot{width:8px;height:8px;border-radius:50%;}

/* Login page */
.login-shell{min-height:100vh;display:flex;background:var(--brand-950);}
.login-visual{
  flex:1.15;position:relative;color:#fff;padding:3.2rem;display:flex;flex-direction:column;justify-content:space-between;
  background:
    radial-gradient(circle at 15% 15%, rgba(53,116,189,.35), transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(0,148,96,.28), transparent 45%),
    linear-gradient(160deg,var(--brand-950),var(--brand-900) 60%,#081c34);
  overflow:hidden;
}
.login-visual .grid-overlay{
  position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:radial-gradient(circle at 50% 40%,#000 10%,transparent 70%);
}
.login-form-col{flex:1;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:2rem;}
.login-card{width:100%;max-width:420px;}
.login-stat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:1rem;backdrop-filter:blur(6px);}

/* Misc */
.divider-label{display:flex;align-items:center;gap:.75rem;color:var(--text-faint);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin:1.4rem 0;}
.divider-label::before,.divider-label::after{content:"";flex:1;height:1px;background:var(--border);}

.chip{display:inline-flex;align-items:center;gap:.35rem;background:var(--surface-alt);border:1px solid var(--border);border-radius:20px;padding:.28rem .7rem;font-size:.74rem;font-weight:600;color:var(--text-muted);}

.map-placeholder{
  background:
    radial-gradient(circle at 30% 30%, rgba(33,89,153,.12), transparent 45%),
    radial-gradient(circle at 70% 70%, rgba(0,148,96,.1), transparent 45%),
    var(--surface-alt);
  border:1px dashed var(--border-strong);border-radius:var(--radius-lg);min-height:340px;position:relative;
}

.section-eyebrow{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--brand-500);}

footer.app-footer{padding:1.2rem 1.75rem;color:var(--text-faint);font-size:.76rem;border-top:1px solid var(--border);}

/* Mobile */
.sidebar-backdrop{position:fixed;inset:0;background:rgba(5,15,30,.5);z-index:1025;display:none;}
.sidebar-toggle-btn{display:none;}

@media (max-width:1199.98px){
  .sidebar{transform:translateX(-100%);}
  .sidebar.show{transform:translateX(0);}
  .main-col{margin-left:0;}
  .sidebar-toggle-btn{display:inline-flex;}
  .sidebar-backdrop.show{display:block;}
}

@media (max-width:575.98px){
  .page-content{padding:1.1rem 1rem 2.5rem;}
  .topbar{padding:0 1rem;}
  .topbar .search-box{display:none;}
}

/* Print */
@media print{
  .sidebar,.topbar,.app-footer,.no-print{display:none!important;}
  .main-col{margin-left:0!important;}
}