@import url('variables.css');

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

html {
  font-size: var(--font-size-base);
  line-height: 1.5;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-gray-100);
  color: var(--color-gray-800);
  min-height: 100vh;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--color-white);
  border-right: 1px solid var(--color-gray-200);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
}

.sidebar-header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-logo {
  max-width: 100%;
  width: 160px;
  height: auto;
  object-fit: cover;
  object-position: center;
  border: none;
  outline: none;
  box-shadow: none;
  clip-path: inset(0 2px 0 0);
}

.sidebar-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-primary);
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4) 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  color: var(--color-gray-600);
  cursor: pointer;
  transition: all 0.2s;
}

.nav-item:hover {
  background-color: var(--color-gray-50);
  color: var(--color-gray-800);
}

.nav-item.active {
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
  border-right: 3px solid var(--color-primary);
}

.nav-item svg {
  width: 20px;
  height: 20px;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
}

/* Page Header */
.page-header {
  background-color: var(--color-white);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-gray-800);
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.user-name {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

.user-role {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
}

/* Page Content */
.page-content {
  padding: var(--space-6);
  flex: 1;
}

/* Stats Row */
.stats-row {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  align-items: stretch;
}

.stats-row .stat-card {
  flex: 1;
  min-width: 0;
}

/* Filters Row */
.filters-row {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
  align-items: center;
}

.filter-group {
  display: flex;
  gap: var(--space-2);
}

.search-group {
  display: flex;
  gap: var(--space-2);
  margin-left: auto;
}

/* Controllers Grid */
.controllers-section {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
}

.section-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-gray-800);
}

.controllers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-200);
}

.pagination-btn {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-gray-300);
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

.pagination-btn:hover:not(:disabled) {
  background-color: var(--color-gray-50);
}

.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.pagination-info {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin: 0 var(--space-4);
}

/* Loading State */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--space-12);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-gray-200);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--space-12);
  color: var(--color-gray-500);
}

.empty-state svg {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toast {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  animation: slideIn 0.3s ease;
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.error {
  border-left: 4px solid var(--color-danger);
}

.toast.warning {
  border-left: 4px solid var(--color-warning);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Responsive */
@media (max-width: 1024px) {
  .stats-row {
    flex-wrap: wrap;
  }

  .stats-row .stat-card {
    flex: 1 1 calc(33% - var(--space-4));
    min-width: 150px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .stats-row {
    flex-wrap: wrap;
  }

  .stats-row .stat-card {
    flex: 1 1 calc(50% - var(--space-4));
    min-width: 140px;
  }

  .filters-row {
    flex-direction: column;
    align-items: stretch;
  }

  .search-group {
    margin-left: 0;
  }
}