/* ============================================================================
   MCP Log Dashboard - Dark Theme with Neon Accents
   ============================================================================ */

:root {
  /* Base Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a25;
  --bg-elevated: #22222f;
  
  /* Text Colors */
  --text-primary: #e8e8ed;
  --text-secondary: #9898a8;
  --text-muted: #5a5a6a;
  
  /* Accent Colors */
  --accent-cyan: #00d4ff;
  --accent-cyan-dim: rgba(0, 212, 255, 0.15);
  --accent-green: #00ff88;
  --accent-green-dim: rgba(0, 255, 136, 0.15);
  --accent-red: #ff4466;
  --accent-red-dim: rgba(255, 68, 102, 0.15);
  --accent-orange: #ff9944;
  --accent-purple: #a855f7;
  
  /* Border */
  --border-color: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(0, 212, 255, 0.3);
  
  /* Shadows */
  --shadow-soft: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow-cyan: 0 0 20px rgba(0, 212, 255, 0.2);
  --shadow-glow-green: 0 0 20px rgba(0, 255, 136, 0.2);
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  
  /* Typography */
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html, body {
  height: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* App Layout */
.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: 
    radial-gradient(ellipse at top left, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(168, 85, 247, 0.05) 0%, transparent 50%),
    var(--bg-primary);
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

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

.logo-icon {
  font-size: 24px;
  color: var(--accent-cyan);
  text-shadow: var(--shadow-glow-cyan);
}

.logo-text {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.connection-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
  font-size: 13px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: all 0.3s ease;
}

.connection-status.connected .status-dot {
  background: var(--accent-green);
  box-shadow: var(--shadow-glow-green);
  animation: pulse 2s infinite;
}

.connection-status.disconnected .status-dot {
  background: var(--accent-red);
}

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

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

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

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

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
}

.stat-error .stat-value {
  color: var(--accent-red);
}

.stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
}

/* Main Layout */
.main {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* Logs Panel - Full Width */
.logs-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  overflow: hidden;
}

/* Filter Bar */
.filter-bar {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  gap: var(--spacing-lg);
  flex-wrap: nowrap;
}

.filter-group {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
  flex-wrap: nowrap;
}

.filter-select {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  min-width: 140px;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.filter-select:hover {
  border-color: var(--border-highlight);
}

.filter-select:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

.search-wrapper {
  position: relative;
  flex: 1;
  max-width: 300px;
  min-width: 150px;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  padding-left: 40px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  transition: all 0.2s ease;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-input:hover {
  border-color: var(--border-highlight);
}

.search-input:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

.filter-actions {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.toggle input {
  width: 36px;
  height: 20px;
  appearance: none;
  background: var(--bg-tertiary);
  border-radius: 10px;
  position: relative;
  cursor: pointer;
  transition: background 0.2s ease;
}

.toggle input::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--text-secondary);
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: all 0.2s ease;
}

.toggle input:checked {
  background: var(--accent-cyan-dim);
}

.toggle input:checked::before {
  background: var(--accent-cyan);
  transform: translateX(16px);
}

.toggle-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.btn-danger {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--accent-red-dim);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--accent-red);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-danger:hover {
  background: rgba(255, 68, 102, 0.25);
  border-color: var(--accent-red);
}

/* Logs Container */
.logs-container {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md) var(--spacing-lg);
}

/* Log Item */
.log-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.log-item:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

.log-item.error {
  border-left: 3px solid var(--accent-red);
}

.log-item.success {
  border-left: 3px solid var(--accent-green);
}

.log-status {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.log-item.success .log-status {
  background: var(--accent-green-dim);
  color: var(--accent-green);
}

.log-item.error .log-status {
  background: var(--accent-red-dim);
  color: var(--accent-red);
}

.log-content {
  flex: 1;
  min-width: 0;
}

.log-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-xs);
}

.log-tool {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.log-time {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.log-details {
  display: flex;
  gap: var(--spacing-md);
  font-size: 12px;
  color: var(--text-secondary);
}

.log-duration {
  display: flex;
  align-items: center;
  gap: 4px;
}

.log-duration.fast {
  color: var(--accent-green);
}

.log-duration.medium {
  color: var(--accent-orange);
}

.log-duration.slow {
  color: var(--accent-red);
}

.log-args-preview {
  flex: 1;
  font-family: var(--font-mono);
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.log-error {
  margin-top: var(--spacing-xs);
  padding: var(--spacing-sm);
  background: var(--accent-red-dim);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--accent-red);
  font-family: var(--font-mono);
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  font-size: 14px;
  text-align: center;
  padding: var(--spacing-xl);
  gap: var(--spacing-md);
}

.empty-icon {
  color: var(--text-muted);
  opacity: 0.5;
}

.empty-hint {
  font-size: 12px;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Buttons */
.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: var(--border-highlight);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

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

.modal {
  width: 90%;
  max-width: 900px;
  max-height: 85vh;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
  transform: translateY(0);
}

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

.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
}

.modal-close {
  background: transparent;
  border: none;
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.detail-section {
  margin-bottom: var(--spacing-lg);
}

.detail-section:last-child {
  margin-bottom: 0;
}

.detail-section h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
}

.code-block {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-secondary);
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 300px;
  overflow-y: auto;
}

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

::-webkit-scrollbar-track {
  background: transparent;
}

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

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

/* Animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.log-item {
  animation: slideIn 0.2s ease;
}

/* Responsive */
@media (max-width: 900px) {
  .filter-bar {
    flex-wrap: wrap;
  }
  
  .filter-group {
    flex-wrap: wrap;
    width: 100%;
  }
  
  .search-wrapper {
    max-width: none;
    width: 100%;
    order: 3;
  }
}

@media (max-width: 600px) {
  .filter-bar {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .filter-group {
    flex-direction: column;
    width: 100%;
  }
  
  .filter-select {
    width: 100%;
  }
  
  .filter-actions {
    width: 100%;
    justify-content: space-between;
  }
  
  .header {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .header-left, .header-right {
    width: 100%;
    justify-content: center;
  }
}