/* Simon Dashboard - Styles */
/* Based on mind-cloud-dashboard theme */

:root {
  /* Colors */
  --accent-cyan: #00d4ff;
  --accent-amber: #ffb347;
  --accent-purple: #a855f7;
  --accent-green: #22c55e;
  --accent-red: #ef4444;

  /* Backgrounds */
  --bg-void: #0a0a0f;
  --bg-base: #0d1117;
  --bg-card: #161b22;
  --bg-card-hover: #1c2128;
  --bg-input: #21262d;
  --bg-card-gradient: linear-gradient(135deg, #161b22 0%, #1c2128 100%);

  /* Text */
  --text-primary: #e0e0e0;
  --text-secondary: #8b949e;
  --text-muted: #6b7280;

  /* Borders */
  --border-base: #30363d;
  --border-light: #21262d;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;

  /* Sizing */
  --navbar-height: 60px;
  --sidebar-width: 220px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
}

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

html {
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-void);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-base);
}

::-webkit-scrollbar-thumb {
  background: var(--border-base);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: var(--bg-base);
  border-bottom: 1px solid var(--border-base);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.brand-icon {
  font-size: 1.5rem;
}

.brand-text {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--accent-cyan);
}

.nav-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: var(--transition-base);
}

.status-indicator.online {
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
}

.status-indicator.offline {
  background: var(--accent-red);
}

.status-indicator.connecting {
  background: var(--accent-amber);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-sm);
}

/* ============================================
   SIDEBAR
   ============================================ */

.sidebar {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  width: var(--sidebar-width);
  height: calc(100vh - var(--navbar-height));
  background: var(--bg-base);
  border-right: 1px solid var(--border-base);
  padding: var(--spacing-md);
  overflow-y: auto;
  z-index: 90;
  transition: transform var(--transition-base);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

.nav-item.active {
  background: var(--bg-card);
  color: var(--accent-cyan);
}

.nav-icon {
  font-size: 1.25rem;
}

.nav-label {
  font-size: 0.9rem;
  font-weight: 500;
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.main-content {
  margin-left: var(--sidebar-width);
  margin-top: var(--navbar-height);
  min-height: calc(100vh - var(--navbar-height));
  padding: var(--spacing-xl);
}

/* ============================================
   CARDS
   ============================================ */

.card {
  background: var(--bg-card-gradient);
  border: 1px solid var(--border-base);
  border-radius: 12px;
  padding: var(--spacing-lg);
  transition: var(--transition-base);
}

.card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.1);
}

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

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.card-icon {
  font-size: 1.5rem;
}

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

.card-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
}

.card-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

/* ============================================
   LISTS
   ============================================ */

.list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border-base);
  border-radius: 8px;
  transition: var(--transition-fast);
}

.list-item:hover {
  border-color: var(--accent-cyan);
}

.list-item-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.list-item-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.list-item-icon img {
  width: 100%;
  height: 100%;
  border-radius: 8px;
  object-fit: cover;
}

.list-item-details {
  display: flex;
  flex-direction: column;
}

.list-item-title {
  font-weight: 500;
  color: var(--text-primary);
}

.list-item-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.list-item-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-primary {
  background: var(--accent-cyan);
  color: var(--bg-void);
}

.btn-primary:hover {
  background: #00b8e6;
}

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

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-cyan);
}

.btn-danger {
  background: var(--accent-red);
  color: white;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-success {
  background: var(--accent-green);
  color: white;
}

.btn-success:hover {
  background: #16a34a;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.75rem;
}

.btn-icon {
  padding: var(--spacing-sm);
  aspect-ratio: 1;
}

/* ============================================
   TOGGLES
   ============================================ */

.toggle {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--bg-input);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.toggle.active {
  background: var(--accent-cyan);
}

.toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: var(--transition-fast);
}

.toggle.active::after {
  left: 22px;
}

/* ============================================
   BADGES
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 2px 8px;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 12px;
  background: var(--bg-input);
  color: var(--text-secondary);
}

.badge-cyan {
  background: rgba(0, 212, 255, 0.2);
  color: var(--accent-cyan);
}

.badge-amber {
  background: rgba(255, 179, 71, 0.2);
  color: var(--accent-amber);
}

.badge-green {
  background: rgba(34, 197, 94, 0.2);
  color: var(--accent-green);
}

.badge-red {
  background: rgba(239, 68, 68, 0.2);
  color: var(--accent-red);
}

.badge-purple {
  background: rgba(168, 85, 247, 0.2);
  color: var(--accent-purple);
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.form-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-input);
  border: 1px solid var(--border-base);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: inherit;
  transition: var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.2);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b949e' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ============================================
   MODAL
   ============================================ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 200;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-base);
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  max-height: 80vh;
  overflow: hidden;
  transform: scale(0.95);
  transition: var(--transition-base);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--border-base);
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-xs);
  line-height: 1;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  max-height: calc(80vh - 120px);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 1px solid var(--border-base);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.toast-container {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  z-index: 300;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-base);
  border-radius: 8px;
  min-width: 300px;
  animation: slideIn 0.3s ease;
}

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

.toast-icon {
  font-size: 1.25rem;
}

.toast-message {
  flex: 1;
  font-size: 0.875rem;
}

.toast-success {
  border-color: var(--accent-green);
}

.toast-error {
  border-color: var(--accent-red);
}

.toast-info {
  border-color: var(--accent-cyan);
}

/* ============================================
   PAGE HEADERS
   ============================================ */

.page-header {
  margin-bottom: var(--spacing-xl);
}

.page-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.page-subtitle {
  color: var(--text-muted);
}

/* ============================================
   ACTIVITY FEED
   ============================================ */

.activity-feed {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-light);
}

.activity-item:last-child {
  border-bottom: none;
}

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  margin-top: 6px;
  flex-shrink: 0;
}

.activity-content {
  flex: 1;
}

.activity-text {
  font-size: 0.875rem;
  color: var(--text-primary);
}

.activity-time {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ============================================
   EMPTY STATE
   ============================================ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  text-align: center;
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

.empty-state-text {
  color: var(--text-muted);
}

/* ============================================
   LOADING
   ============================================ */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-base);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ============================================
   SERVER CARDS
   ============================================ */

.server-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
}

.server-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  overflow: hidden;
}

.server-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.server-info {
  flex: 1;
}

.server-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.server-stats {
  display: flex;
  gap: var(--spacing-lg);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.server-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* ============================================
   CHANNEL LIST
   ============================================ */

.channel-item {
  display: grid;
  grid-template-columns: 1fr auto auto auto auto;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}

.channel-name {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.channel-hash {
  color: var(--text-muted);
}

/* ============================================
   MCP STATUS CARDS
   ============================================ */

.mcp-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.mcp-status {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mcp-status.connected {
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
}

.mcp-status.configured {
  background: var(--accent-amber);
}

.mcp-status.error {
  background: var(--accent-red);
}

.mcp-info {
  flex: 1;
}

.mcp-name {
  font-weight: 500;
}

.mcp-type {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

/* ============================================
   PAIRING REQUESTS
   ============================================ */

.pairing-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 2px;
}

.pairing-expiry {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .sidebar {
    transform: translateX(-100%);
  }

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

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

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .channel-item {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .server-card {
    flex-direction: column;
    text-align: center;
  }

  .server-stats {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .toast {
    min-width: auto;
    width: calc(100vw - 32px);
  }
}