:root {
  --bg-base:    #0d1b2a;
  --bg-card:    #112240;
  --bg-hover:   #1a3a5c;
  --border:     #1e3a5f;
  --gold:       #F5C842;
  --teal:       #4ECDC4;
  --red:        #FF6B6B;
  --green:      #34D399;
  --purple:     #A78BFA;
  --orange:     #FB923C;
  --blue:       #60A5FA;
  --text-main:  #e2e8f0;
  --text-muted: #94a3b8;
  --text-dim:   #64748b;
  --radius:     10px;
  --shadow:     0 4px 20px rgba(0,0,0,0.4);
  --font:       'Segoe UI', system-ui, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background:  var(--bg-base);
  color:       var(--text-main);
  display:     flex;
  min-height:  100vh;
  font-size:   14px;
}


.sidebar {
  width: 220px;
  min-height: 100vh;
  background: #0a1628;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 100;
}

.brand {
  padding: 19px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.brand-logo { height: 34px; width: auto; object-fit: contain; display: block; }

.nav { flex: 1; padding: 12px 0; }
.nav-item {
  display: block;
  padding: 10px 18px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  border-left: 3px solid transparent;
  transition: all 0.2s;
}
.nav-item:hover, .nav-item.active {
  color: var(--text-main);
  background: var(--bg-hover);
  border-left-color: var(--gold);
}

.sidebar-footer {
  padding: 14px 18px;
  border-top: 1px solid var(--border);
}
.status-dot { font-size: 12px; }
.status-dot.online  { color: var(--green); }
.status-dot.offline { color: var(--red); }

.main {
  margin-left: 220px;
  flex: 1;
  padding: 24px 28px;
  min-height: 100vh;
  max-width: calc(100vw - 220px);
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.page-header h1 { font-size: 22px; color: var(--text-main); }
.page-header h1 .subtitle { font-size: 14px; color: var(--text-muted); font-weight: 400; }


.btn-refresh {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}
.btn-refresh:hover { border-color: var(--gold); color: var(--gold); }

.btn-primary {
  background: var(--gold);
  color: #0d1b2a;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  transition: opacity 0.2s;
}
.btn-primary:hover   { opacity: 0.85; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-danger {
  background: transparent;
  border: 1px solid var(--red);
  color: var(--red);
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
}


.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: center;
  transition: border-color 0.2s;
}
.kpi-card:hover { border-color: var(--gold); }

.kpi-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--gold);
  display: block;
  margin-bottom: 6px;
  font-family: monospace;
}
.kpi-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.kpi-card.green  .kpi-value { color: var(--green);  }
.kpi-card.red    .kpi-value { color: var(--red);    }
.kpi-card.blue   .kpi-value { color: var(--blue);   }
.kpi-card.purple .kpi-value { color: var(--purple); }
.kpi-card.teal   .kpi-value { color: var(--teal);   }


.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  min-height: 80px;
  border-radius: var(--radius);
}
@keyframes shimmer { 0%{background-position:200%} 100%{background-position:-200%} }


.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}
.charts-row.single { grid-template-columns: 1fr; }
.charts-row.three  { grid-template-columns: 1fr 1fr 1fr; }

.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.chart-card h3 {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.chart-card canvas { max-height: 260px; }


.table-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
}
.table-card h3 {
  padding: 16px 20px;
  font-size: 14px;
  color: var(--text-main);
  border-bottom: 1px solid var(--border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table th {
  padding: 10px 16px;
  text-align: left;
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 11px 16px;
  font-size: 13px;
  color: var(--text-muted);
  border-bottom: 1px solid rgba(30,58,95,0.5);
}
.data-table tr:hover td { background: var(--bg-hover); color: var(--text-main); }
.data-table tr:last-child td { border-bottom: none; }


.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-green  { background: rgba(52,211,153,0.15); color: var(--green);  }
.badge-red    { background: rgba(255,107,107,0.15); color: var(--red);   }
.badge-yellow { background: rgba(245,200,66,0.15);  color: var(--gold);  }
.badge-blue   { background: rgba(96,165,250,0.15);  color: var(--blue);  }
.badge-purple { background: rgba(167,139,250,0.15); color: var(--purple);}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}
.form-card h3 { font-size: 15px; margin-bottom: 18px; color: var(--text-main); }

.form-row { display: flex; gap: 16px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 12px; color: var(--text-muted); }
.form-group select,
.form-group input {
  background: var(--bg-base);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  min-width: 160px;
}
.form-group select:focus,
.form-group input:focus {
  outline: none;
  border-color: var(--gold);
}


.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--gold);
  background: rgba(245,200,66,0.04);
}
.upload-zone .upload-icon { font-size: 36px; margin-bottom: 10px; }
.upload-zone p { color: var(--text-muted); font-size: 13px; }


.alert {
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 13px;
  margin-top: 12px;
}
.alert-success { background: rgba(52,211,153,0.1);  border: 1px solid var(--green);  color: var(--green);  }
.alert-error   { background: rgba(255,107,107,0.1); border: 1px solid var(--red);    color: var(--red);    }
.alert-info    { background: rgba(96,165,250,0.1);  border: 1px solid var(--blue);   color: var(--blue);   }

.progress-bar {
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 12px;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--teal));
  transition: width 0.4s;
  border-radius: 4px;
}


.pagination {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
}
.pagination button {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}
.pagination button:hover { border-color: var(--gold); color: var(--gold); }
.pagination button.active { border-color: var(--gold); color: var(--gold); background: rgba(245,200,66,0.1); }
.pagination span { color: var(--text-dim); font-size: 13px; }


.risk-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.risk-bar-label { width: 80px; font-size: 12px; color: var(--text-muted); }
.risk-bar-track { flex: 1; height: 8px; background: var(--border); border-radius: 4px; overflow: hidden; }
.risk-bar-fill  { height: 100%; border-radius: 4px; transition: width 0.5s; }
.risk-bar-count { width: 50px; text-align: right; font-size: 12px; color: var(--text-dim); }


.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }


.session-banner {
  
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 46px;
  z-index: 200;
  background: #0f3460;
  border-bottom: 1px solid #1e50b3;
  font-size: 13px;
  color: #cbd5e1;
}


body.banner-active .sidebar { top: 46px; height: calc(100vh - 46px); }
body.banner-active .main    { padding-top: 70px; }


.sidebar-user {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0 8px;
  border-top: 1px solid var(--border);
  overflow: hidden;
}
.sidebar-avatar {
  width: 30px;
  height: 30px;
  background: #1e3a5f;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--gold);
  font-size: 13px;
  flex-shrink: 0;
}
.sidebar-username {
  font-size: 11px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.btn-sidebar-logout {
  width: 100%;
  padding: 8px 14px;
  background: rgba(255, 107, 107, 0.08);
  border: 1px solid rgba(255, 107, 107, 0.25);
  color: #ff6b6b;
  border-radius: 7px;
  cursor: pointer;
  font-size: 12px;
  text-align: left;
  margin-bottom: 10px;
  transition: all 0.2s;
}
.btn-sidebar-logout:hover {
  background: rgba(255, 107, 107, 0.18);
  border-color: #ff6b6b;
}


::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }


@media (max-width: 1100px) {
  .charts-row { grid-template-columns: 1fr; }
  .charts-row.three { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .brand-text, .nav-item span, .sidebar-footer { display: none; }
  .main { margin-left: 60px; padding: 16px; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}