:root {
  --primary: #5865F2;
  --primary-hover: #4752C4;
  --secondary: #4F545C;
  --success: #23A55A;
  --danger: #F23F43;
  --warning: #F0B232;
  --bg-primary: #313338;
  --bg-secondary: #2B2D31;
  --bg-tertiary: #1E1F22;
  --text-primary: #F2F3F5;
  --text-secondary: #B9BBBE;
  --text-muted: #949BA4;
  --border: #3F4147;
  --sidebar-width: 240px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
}

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

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

.sidebar-header {
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.logo-text {
  font-weight: 600;
  font-size: 16px;
  color: var(--text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: 8px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 4px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s;
  margin-bottom: 4px;
  cursor: pointer;
}

.nav-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--primary);
  color: white;
}

.nav-icon {
  font-size: 20px;
  width: 20px;
  text-align: center;
}

.nav-text {
  font-size: 14px;
  font-weight: 500;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Topbar */
.topbar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-left {
  flex: 1;
}

.page-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.bot-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  font-size: 14px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.status-dot.online {
  background: var(--success);
}

.status-text {
  color: var(--text-secondary);
}

/* Page Content */
.page-content {
  display: none;
  padding: 24px;
  flex: 1;
}

.page-content.active {
  display: block;
}

.page-header {
  margin-bottom: 24px;
}

.page-header h1 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 8px;
}

.page-description {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.stat-info {
  flex: 1;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

/* Cards */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

/* Forms */
.form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

input[type='text'],
input[type='number'],
input[type='password'],
textarea,
select {
  width: 100%;
  padding: 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  flex-direction: row;
}

.checkbox-label input[type='checkbox'] {
  width: auto;
  cursor: pointer;
}

.checkbox-label span {
  font-size: 14px;
  color: var(--text-primary);
  text-transform: none;
  letter-spacing: normal;
  font-weight: normal;
}

/* Buttons */
.btn {
  padding: 10px 16px;
  border-radius: 4px;
  border: none;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

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

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

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-primary);
}

.form-result {
  margin-top: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}

/* Plugins Grid */
.plugins-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.plugin-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s;
}

.plugin-card:hover {
  border-color: var(--primary);
}

.plugin-card.active {
  border-color: var(--primary);
  background: rgba(88, 101, 242, 0.1);
}

.plugin-header {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
}

.plugin-icon {
  width: 48px;
  height: 48px;
  background: var(--bg-tertiary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.plugin-info {
  flex: 1;
}

.plugin-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.plugin-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.plugin-actions {
  margin-left: 16px;
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  transition: 0.3s;
  border-radius: 24px;
}

.toggle-slider:before {
  position: absolute;
  content: '';
  height: 18px;
  width: 18px;
  left: 2px;
  bottom: 2px;
  background-color: white;
  transition: 0.3s;
  border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
  background-color: var(--primary);
  border-color: var(--primary);
}

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(20px);
}

/* Settings */
.settings-container {
  max-width: 1200px;
}

.settings-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  overflow-x: auto;
}

.settings-tab {
  padding: 10px 16px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s;
  white-space: nowrap;
}

.settings-tab:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.settings-tab.active {
  color: var(--primary);
  background: rgba(88, 101, 242, 0.1);
  border-bottom: 2px solid var(--primary);
  margin-bottom: -10px;
}

.settings-content {
  margin-bottom: 24px;
}

.settings-panel {
  display: none;
}

.settings-panel.active {
  display: block;
}

.settings-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  flex-wrap: wrap;
}

.api-key-section {
  flex: 1;
  min-width: 300px;
}

.api-key-section label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.api-key-input-group {
  display: flex;
  gap: 8px;
}

.api-key-input-group input {
  flex: 1;
}

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

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

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

  .plugins-grid {
    grid-template-columns: 1fr;
  }

  .settings-footer {
    flex-direction: column;
    align-items: stretch;
  }
}