:root {
  --color-blue: #4a90e2;
  --color-green: #28a745;
  --color-orange: #ffc107;
  --color-red: #dc3545;
  --color-purple: #6f42c1;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f7f6;
  color: #333;
}

.container {
  display: flex;
  min-height: 100vh;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
  margin-bottom: 20px;
  background: transparent;
  box-shadow: none;
  position: relative;
  z-index: auto;
  padding: 0;
}

.header-left {
  font-size: 24px;
  font-weight: bold;
  color: #2c3e50;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 15px;
}

.header-right span {
  margin-right: 0;
  font-size: 16px;
  color: #555;
  font-weight: 500;
}

.header-right a {
  color: #e74c3c;
  text-decoration: none;
  font-weight: bold;
  padding: 5px 10px;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

.header-right a:hover {
  background-color: rgba(231, 76, 60, 0.1);
}

.breadcrumb {
  font-size: 14px;
  color: #777;
  margin-bottom: 20px;
  padding: 0;
  margin-left: 0;
}

.breadcrumb span {
  margin-right: 5px;
  margin: 0 5px;
  color: #ccc;
}

.page-title {
  font-size: 24px;
  color: #2c3e50;
  margin-bottom: 20px;
  border-bottom: 2px solid #3498db;
  padding-bottom: 10px;
  margin-top: 0;
}

.welcome-message {
  background-color: #e8f5e9;
  color: #2e7d32;
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 30px;
  font-size: 16px;
  border: 1px solid #c8e6c9;
}

.dashboard-section {
  background-color: #ffffff;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  margin-bottom: 30px;
}

.dashboard-section h2 {
  font-size: 22px;
  color: #2c3e50;
  margin-top: 0;
  margin-bottom: 20px;
  border-bottom: 2px solid #3498db;
  padding-bottom: 10px;
}

.data-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.data-cards .card {
  background-color: #3498db;
  color: #ffffff;
  padding: 25px;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.data-cards .card:hover {
  transform: translateY(-5px);
  background-color: #2980b9;
}

.data-cards .card .value {
  font-size: 48px;
  font-weight: bold;
  margin-bottom: 10px;
}

.data-cards .card .label {
  font-size: 18px;
  opacity: 0.9;
}

.main-columns {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 0;
}

.column-left {
  flex: 2;
  min-width: 300px;
}

.column-right {
  flex: 3;
  min-width: 400px;
}

.pending-tasks ul,
.latest-updates ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.pending-tasks ul li,
.latest-updates ul li {
  padding: 12px 0;
  border-bottom: 1px solid #eee;
  font-size: 16px;
  color: #555;
}

.pending-tasks ul li:last-child,
.latest-updates ul li:last-child {
  border-bottom: none;
}

.pending-tasks ul li span,
.latest-updates ul li span {
  font-weight: bold;
  color: #2c3e50;
  margin-left: 8px;
}

.view-all {
  display: block;
  text-align: right;
  margin-top: 15px;
  color: #3498db;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.view-all:hover {
  color: #2980b9;
}

.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.quick-links a {
  display: block;
  background-color: #f0f0f0;
  padding: 15px;
  border-radius: 8px;
  text-align: center;
  text-decoration: none;
  color: #2c3e50;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.quick-links a:hover {
  background-color: #e0e0e0;
  transform: translateY(-3px);
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  color: #333;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
}

.form-control:focus {
  outline: none;
  border-color: #1abc9c;
  box-shadow: 0 0 0 2px rgba(26, 188, 156, 0.2);
}

.btn {
  padding: 8px 16px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
}

.btn-primary {
  background-color: #3498db;
  color: #fff;
  border: 1px solid #3498db;
}

.btn-primary:hover {
  background-color: #2980b9;
  border-color: #2980b9;
}

.btn-secondary {
  background-color: #95a5a6;
  color: #fff;
  border: 1px solid #95a5a6;
}

.btn-secondary:hover {
  background-color: #7f8c8d;
  border-color: #7f8c8d;
}

.btn-outline-primary {
  background-color: transparent;
  color: #3498db;
  border: 1px solid #3498db;
}

.btn-outline-primary:hover {
  background-color: #3498db;
  color: #fff;
}

.modal {
  background-color: rgba(0,0,0,0.5);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.modal-content {
  background-color: #fff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
  width: 90%;
  max-width: 500px;
}

@media (max-width: 1024px) {
  .container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 10px 20px;
  }

  .sidebar .logo-area {
    padding: 10px 0 20px;
    border-bottom: none;
  }

  .sidebar .main-nav ul {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
  }

  .sidebar .main-nav ul li {
    flex: 1;
    text-align: center;
  }

  .sidebar .main-nav ul li a {
    padding: 10px 10px;
    font-size: 16px;
  }

  .main-content {
    padding: 20px;
    box-shadow: none;
  }

  .header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .header-right {
    width: 100%;
    justify-content: flex-end;
  }

  .data-cards {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }

  .main-columns {
    flex-direction: column;
    gap: 20px;
  }

  .column-left, .column-right {
    min-width: auto;
    flex: auto;
  }
}

@media (max-width: 768px) {
  .sidebar .main-nav ul {
    flex-direction: column;
  }

  .sidebar .main-nav ul li a {
    padding: 12px 20px;
    text-align: left;
    margin-bottom: 2px;
  }

  .data-cards .card {
    padding: 20px;
  }

  .data-cards .card .value {
    font-size: 38px;
  }

  .data-cards .card .label {
    font-size: 16px;
  }

  .quick-links {
    grid-template-columns: 1fr;
  }

  .quick-links a {
    padding: 12px;
    font-size: 16px;
  }
}

.footer {
  text-align: center;
  padding: 20px;
  margin-top: 30px;
  color: #777;
  font-size: 14px;
  border-top: 1px solid #eee;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  margin-top: 24px;
}

.dashboard-section {
  background: #fff;
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  margin-bottom: 16px;
}

.section-title {
  font-size: 1.6em;
  color: #195baf;
  margin-bottom: 20px;
  border-bottom: 1px solid #eee;
  padding-bottom: 10px;
}

.stats-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

.stat-card {
  flex: 1;
  min-width: 200px;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 20px;
  border-radius: 8px;
  background: #fdfdfd;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.stat-card .icon-box {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24px;
  color: #fff;
}

.stat-card .icon-box.bg-blue { background-color: #3498db; }
.stat-card .icon-box.bg-green { background-color: #2ecc71; }
.stat-card .icon-box.bg-orange { background-color: #f39c12; }
.stat-card .icon-box.bg-red { background-color: #e74c3c; }
.stat-card .icon-box.bg-purple { background-color: #9b59b6; }

.stat-card .card-content {
  flex-grow: 1;
}

.stat-card .value {
  font-size: 28px;
  font-weight: bold;
  color: #2c3e50;
  margin-bottom: 5px;
}

.stat-card .label {
  font-size: 14px;
  color: #777;
}

.todo-list, .activity-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.todo-list li, .activity-list li {
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  font-size: 15px;
  color: #555;
}

.todo-list li:last-child, .activity-list li:last-child {
  border-bottom: none;
}

.todo-list li .count {
  float: right;
  background-color: #3498db;
  color: #fff;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
  padding: 20px;
}

.filter-bar .form-group {
  margin-bottom: 0;
}

.product-actions {
  margin-bottom: 20px;
  padding: 20px;
}

.tabs-container {
  display: flex;
  margin-bottom: 20px;
  border-bottom: 2px solid #eee;
}

.tabs-container .tab-btn {
  background-color: #f0f0f0;
  border: none;
  padding: 10px 20px;
  cursor: pointer;
  font-size: 16px;
  color: #555;
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.tabs-container .tab-btn.active {
  background-color: #fff;
  color: #2c3e50;
  border-bottom: 2px solid #3498db;
}

.tab-content {
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.page-description {
  font-size: 16px;
  color: #666;
  margin-bottom: 20px;
}

.profile-form-section {
  padding: 20px;
  margin-bottom: 20px;
}

.loading-indicator {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 15px 25px;
  background-color: rgba(0, 0, 0, 0.7);
  color: #fff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1001;
  font-size: 16px;
}

.loading-indicator .spinner {
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top: 4px solid #fff;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
}

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #333;
  color: #fff;
  padding: 10px 20px;
  border-radius: 5px;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  z-index: 1000;
}

.toast.show {
  opacity: 1;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}