/* ===== Навигация презентационного сайта ERP (дизайн-система) ===== */
body {
  padding: 0 !important;
  margin: 0 !important;
}

.erp-nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: #1d2129;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 10000;
  font-family: "Inter", sans-serif;
  box-sizing: border-box;
}

.erp-nav-header .erp-nav-brand {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.2px;
  color: #fff;
  text-decoration: none;
}

.erp-nav-header .erp-nav-role {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #c9cdd4;
}

.erp-nav-header .erp-nav-role-label b {
  color: #fff;
  font-weight: 600;
}

.erp-nav-header select {
  font-family: "Inter", sans-serif;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid #4e5969;
  background: #2b313a;
  color: #fff;
  cursor: pointer;
}

.erp-nav-layout {
  display: flex;
  padding-top: 56px;
  min-height: 100vh;
  box-sizing: border-box;
}

.erp-nav-sidebar {
  position: fixed;
  top: 56px;
  left: 0;
  bottom: 0;
  width: 240px;
  background: #fff;
  border-right: 1px solid #e5e6eb;
  overflow-y: auto;
  padding: 16px 0;
  font-family: "Inter", sans-serif;
  box-sizing: border-box;
}

.erp-nav-sidebar .erp-nav-group {
  margin-bottom: 4px;
}

.erp-nav-sidebar .erp-nav-group-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: #8c96a3;
  padding: 10px 20px 4px;
}

.erp-nav-sidebar a {
  display: block;
  padding: 9px 20px;
  font-size: 14px;
  color: #1d2129;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition:
    background 0.15s,
    color 0.15s;
}

.erp-nav-sidebar a:hover {
  background: #f0f2f5;
  color: #1677ff;
}

.erp-nav-sidebar a.erp-nav-active {
  color: #1677ff;
  background: #e8f1ff;
  border-left-color: #1677ff;
  font-weight: 600;
}

.erp-nav-sidebar a.erp-nav-sub {
  padding-left: 34px;
  font-size: 13px;
}

.erp-nav-content {
  flex: 1;
  margin-left: 240px;
  min-width: 0;
  padding: 24px;
  box-sizing: border-box;
}

.erp-nav-locked {
  flex: 1;
  margin-left: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  font-family: "Inter", sans-serif;
  color: #1d2129;
  text-align: center;
  padding: 40px;
  box-sizing: border-box;
}

.erp-nav-locked .erp-nav-locked-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.erp-nav-locked h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

.erp-nav-locked p {
  margin: 0;
  color: #8c96a3;
  font-size: 14px;
}

@media (max-width: 900px) {
  .erp-nav-sidebar {
    width: 200px;
  }
  .erp-nav-content {
    margin-left: 200px;
  }
}