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

:root {
  --navy: #1a2332;
  --navy-light: #243447;
  --navy-dark: #0f1923;
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --white: #ffffff;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--gray-100);
  color: var(--gray-900);
  min-height: 100vh;
}

/* Layout */
.layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: 240px;
  background: var(--navy);
  color: var(--white);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
}
.sidebar-header {
  padding: 24px 20px 16px;
  border-bottom: 1px solid var(--navy-light);
}
.sidebar-header h2 { font-size: 20px; font-weight: 700; letter-spacing: 1px; }
.sidebar-header small { color: var(--gray-300); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }
.sidebar-nav { list-style: none; padding: 12px 0; flex: 1; }
.sidebar-nav li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  color: var(--gray-300);
  text-decoration: none;
  font-size: 14px;
  transition: all 0.2s;
}
.sidebar-nav li a:hover { background: var(--navy-light); color: var(--white); }
.sidebar-nav li a.active { background: var(--primary); color: var(--white); border-radius: 0; }
.sidebar-nav .icon { font-size: 16px; }
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--navy-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.user-info small { color: var(--gray-300); font-size: 12px; }
.btn-logout {
  color: var(--gray-300);
  text-decoration: none;
  font-size: 12px;
  padding: 4px 12px;
  border: 1px solid var(--gray-500);
  border-radius: 4px;
  transition: all 0.2s;
}
.btn-logout:hover { background: var(--danger); border-color: var(--danger); color: var(--white); }

/* Content */
.content {
  flex: 1;
  margin-left: 240px;
  padding: 24px 32px;
  min-height: 100vh;
}

/* Page Header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.page-header h1 { font-size: 24px; font-weight: 700; color: var(--gray-900); }
.date-today { color: var(--gray-500); font-size: 14px; }

/* KPI Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--white);
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  border-left: 4px solid var(--primary);
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.kpi-card.kpi-danger { border-left-color: var(--danger); }
.kpi-card.kpi-warning { border-left-color: var(--warning); }
.kpi-card.kpi-success { border-left-color: var(--success); }
.kpi-value { font-size: 32px; font-weight: 700; color: var(--gray-900); }
.kpi-card.kpi-danger .kpi-value { color: var(--danger); }
.kpi-card.kpi-warning .kpi-value { color: var(--warning); }
.kpi-card.kpi-success .kpi-value { color: var(--success); }
.kpi-label { font-size: 12px; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 4px; }

/* Semaforo Bar */
.semaforo-bar {
  display: flex;
  height: 12px;
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 24px;
  background: var(--gray-200);
}
.sem-rosso { background: var(--danger); }
.sem-arancione { background: var(--warning); }
.sem-verde { background: var(--success); }

/* Semaforo dots */
.semaforo {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(0,0,0,0.1);
}
.semaforo-rosso { background: var(--danger); box-shadow: 0 0 6px var(--danger); }
.semaforo-arancione { background: var(--warning); box-shadow: 0 0 6px var(--warning); }
.semaforo-verde { background: var(--success); box-shadow: 0 0 6px var(--success); }
.semaforo-grigio { background: var(--gray-300); }

/* Badges */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.badge-rischio-basso { background: #d1fae5; color: #065f46; }
.badge-rischio-medio { background: #fef3c7; color: #92400e; }
.badge-rischio-alto { background: #fee2e2; color: #991b1b; }
.badge-formazione { background: #dbeafe; color: #1e40af; }
.badge-sanitaria { background: #fce7f3; color: #9d174d; }
.badge-documentale { background: #e0e7ff; color: #3730a3; }
.badge-attrezzatura { background: #f3e8ff; color: #6b21a8; }
.badge-antincendio { background: #fee2e2; color: #991b1b; }
.badge-dpi { background: #cffafe; color: #155e75; }
.badge-role { background: var(--navy); color: var(--white); margin-right: 4px; }
.badge-danger { background: var(--danger); color: var(--white); }
.badge-success { background: var(--success); color: var(--white); }
.badge-fonte-firas { background: #dbeafe; color: #1e40af; }
.badge-fonte-psb { background: #d1fae5; color: #065f46; }

/* Tables */
.table {
  width: 100%;
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  border-collapse: collapse;
}
.table th {
  background: var(--gray-50);
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--gray-500);
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--gray-200);
}
.table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-100);
  font-size: 14px;
}
.table tr:hover { background: var(--gray-50); }
.table a { color: var(--primary); text-decoration: none; }
.table a:hover { text-decoration: underline; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  line-height: 1.5;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--gray-700); color: var(--white); }
.btn-secondary:hover { background: var(--gray-900); }
.btn-success { background: var(--success); color: var(--white); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-outline { background: transparent; border: 1px solid var(--gray-300); color: var(--gray-700); }
.btn-outline:hover { background: var(--gray-100); }
.btn-block { display: block; width: 100%; text-align: center; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Forms */
.form-card {
  background: var(--white);
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.form-group { margin-bottom: 16px; flex: 1; }
.form-group label { display: block; margin-bottom: 4px; font-size: 13px; font-weight: 600; color: var(--gray-700); }
.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  font-size: 14px;
  transition: border-color 0.2s;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.form-row { display: flex; gap: 16px; }
.form-actions { display: flex; gap: 12px; margin-top: 20px; }

/* Filter bar */
.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  align-items: center;
}
.filter-bar .form-control { width: auto; min-width: 180px; }

/* Checkbox grid */
.roles-fieldset {
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}
.roles-fieldset legend { font-weight: 600; font-size: 14px; color: var(--gray-700); padding: 0 8px; }
.checkbox-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-top: 8px; }
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
  transition: background 0.2s;
}
.checkbox-label:hover { background: var(--gray-50); }

/* Detail */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-bottom: 24px; }
.detail-card {
  background: var(--white);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.detail-card h3 { font-size: 16px; margin-bottom: 12px; color: var(--navy); }
.detail-table { width: 100%; }
.detail-table td { padding: 6px 0; font-size: 14px; }
.detail-table td:first-child { font-weight: 600; color: var(--gray-500); width: 120px; }

/* Section */
.section { margin-bottom: 24px; }
.section h2 { font-size: 18px; margin-bottom: 12px; color: var(--gray-900); }
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }

/* Alerts */
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.alert-danger { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* Empty state */
.empty-state { text-align: center; padding: 40px; color: var(--gray-500); font-size: 14px; }

/* Scadenze count */
.scadenze-count { margin-bottom: 12px; font-size: 13px; color: var(--gray-500); }

/* Login */
.login-page {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, var(--primary-dark) 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}
.login-container { width: 100%; max-width: 400px; padding: 20px; }
.login-box {
  background: var(--white);
  border-radius: 12px;
  padding: 40px 32px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.login-box h1 { text-align: center; font-size: 28px; color: var(--navy); margin-bottom: 4px; }
.login-subtitle { text-align: center; color: var(--gray-500); font-size: 13px; margin-bottom: 24px; }
.login-footer { text-align: center; color: var(--gray-500); font-size: 11px; margin-top: 20px; }

/* Responsive */
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar-header h2, .sidebar-header small, .sidebar-nav li a span:not(.icon), .user-info, .btn-logout { display: none; }
  .sidebar-nav li a { justify-content: center; padding: 16px; }
  .sidebar-footer { justify-content: center; }
  .content { margin-left: 60px; padding: 16px; }
  .form-row { flex-direction: column; gap: 0; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .filter-bar { flex-direction: column; }
  .filter-bar .form-control { width: 100%; min-width: auto; }
}