:root {
  --primary: #1e4d3a;
  --primary-light: #2d6b52;
  --accent: #c8a951;
  --bg: #f5f6f4;
  --text: #263238;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.sidebar {
  width: 230px;
  min-height: 100vh;
  background: var(--primary);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  padding-bottom: 1rem;
}

.sidebar-brand {
  font-size: 1.3rem;
  font-weight: 700;
  padding: 1.25rem 1.25rem 1rem;
  letter-spacing: 0.5px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.sidebar-brand .company-name {
  font-size: 0.75rem;
  font-weight: 400;
  color: rgba(255,255,255,0.65);
  margin-top: 4px;
  text-transform: none;
  letter-spacing: 0;
}

.sidebar .nav-link {
  color: rgba(255,255,255,0.85);
  padding: 0.65rem 1.25rem;
  border-left: 3px solid transparent;
}

.sidebar .nav-link:hover,
.sidebar .nav-link.active {
  background: var(--primary-light);
  color: #fff;
  border-left-color: var(--accent);
}

.sidebar-footer {
  margin-top: auto;
  padding: 1rem 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.12);
}

.user-info {
  font-size: 0.9rem;
}

.role-badge {
  background: var(--accent);
  color: #1e4d3a;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
  margin-left: 4px;
}

.main-content {
  margin-left: 230px;
  padding: 2rem;
  width: 100%;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.card-stat {
  background: #fff;
  border-radius: 10px;
  padding: 1.25rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  border-left: 4px solid var(--primary);
}

.card-stat .stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
}

.card-stat .stat-label {
  font-size: 0.85rem;
  color: #6c757d;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.table-card {
  background: #fff;
  border-radius: 10px;
  padding: 1.25rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-light);
  border-color: var(--primary-light);
}

.badge-status-new { background: #6c757d; }
.badge-status-contacted { background: #0d6efd; }
.badge-status-interested { background: #fd7e14; }
.badge-status-converted { background: #198754; }
.badge-status-lost { background: #dc3545; }
.badge-status-active { background: #198754; }
.badge-status-expired { background: #6c757d; }
.badge-status-cancelled { background: #dc3545; }
.badge-status-pending { background: #fd7e14; }
.badge-status-paid { background: #198754; }

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e4d3a 0%, #163828 100%);
}

.login-card {
  background: #fff;
  border-radius: 12px;
  padding: 2.5rem;
  width: 380px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.login-brand {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1.5rem;
}