:root {
  --bg-body: #0f172a;
  --bg-card: #1e293b;
  --bg-header: #1e293b;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --danger: #ef4444;
  --success: #22c55e;
  --border: #334155;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 0.5rem;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--bg-body);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

.header {
  background-color: var(--bg-header);
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.header h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
  letter-spacing: -0.025em;
  background: linear-gradient(to right, #60a5fa, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr));
}

/* Full width for tables/large sections */
.container > section:last-child,
.card-full {
  grid-column: 1 / -1;
}

/* Typography */
h2 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Cards */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.card-header:hover {
  opacity: 0.8;
}

.card-content {
  display: block;
}

.card.collapsed .card-content {
  display: none;
}

.card.collapsed .collapse-icon {
  transform: rotate(-90deg);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

/* Prevent unwanted scrollbars on pairs card */
.container > section:last-child.card {
  overflow: hidden;
}

/* Forms & Inputs */
label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

input[type="text"],
input[type="number"],
input[type="password"] {
  width: 100%;
  background-color: var(--bg-body);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  color: var(--text-main);
  font-size: 0.875rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Buttons */
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  background-color: var(--primary);
  color: white;
  gap: 0.5rem;
}

button:hover {
  background-color: var(--primary-hover);
}

button.secondary {
  background-color: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

button.secondary:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border-color: var(--text-muted);
}

.link-button {
  background: none;
  border: none;
  padding: 0;
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

.link-button:hover {
  text-decoration: underline;
  color: var(--primary-hover);
}

/* Dryrun payloads */
.dryrun-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.dryrun-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.02);
}

.dryrun-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.dryrun-details {
  margin-top: 0.75rem;
}

.dryrun-details summary {
  cursor: pointer;
  color: var(--primary);
  font-weight: 500;
}

.dryrun-details pre {
  margin: 0.75rem 0 0;
  padding: 0.75rem;
  background: var(--bg-body);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-main);
  font-size: 0.8125rem;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  overflow-y: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
}

.table-wrapper::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

th {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-main);
  white-space: nowrap;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Status & Tags */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Modals */
.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}

.modal.open {
  display: flex;
  animation: fadeIn 0.2s ease-out;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  animation: scaleIn 0.2s ease-out;
}

.modal-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 600;
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
}

.modal-meta {
  margin-bottom: 1rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Utilities */
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-muted { color: var(--text-muted); }
.mt-4 { margin-top: 1rem; }
.mb-4 { margin-bottom: 1rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }

/* Dashboard Specifics */
#config {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  font-size: 0.875rem;
}

#config div {
  background: rgba(255, 255, 255, 0.03);
  padding: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

#agents .card {
  background: rgba(255, 255, 255, 0.02);
  border: none;
  box-shadow: none;
  margin-bottom: 1.5rem;
}

#agents .card:last-child {
  margin-bottom: 0;
}

.toggle-row {
  margin: 1rem 0;
  display: flex;
  align-items: center;
}

.toggle-row label {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
  margin: 0;
}

/* Collapsible Card */
.collapsible-card {
  margin: 1rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.collapsible-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background-color: rgba(255, 255, 255, 0.03);
  border: none;
  color: var(--text-main);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s;
  text-align: left;
}

.collapsible-header:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.collapse-icon {
  transition: transform 0.2s;
  flex-shrink: 0;
}

.collapsible-card.collapsed .collapse-icon {
  transform: rotate(-90deg);
}

.collapsible-content {
  padding: 1rem;
  display: block;
}

.collapsible-card.collapsed .collapsible-content {
  display: none;
}

/* Search */
.search-wrapper {
  position: relative;
  margin-bottom: 1rem;
}

.search-wrapper .search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-wrapper input {
  padding-left: 2.5rem;
  max-width: 400px;
}

/* Exchange Tabs */
.exchange-tabs {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
}

.exchange-tabs::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.exchange-tab {
  padding: 0.75rem 1.25rem;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  margin-bottom: -1px;
}

.exchange-tab:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.03);
}

.exchange-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: transparent;
}

.exchange-tab .tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.5rem;
  height: 1.25rem;
  padding: 0 0.375rem;
  margin-left: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.exchange-tab.active .tab-count {
  background: rgba(59, 130, 246, 0.2);
  color: var(--primary);
}

/* Tab Content */
.pairs-tab-panel {
  display: none;
  overflow: hidden;
}

.pairs-tab-panel.active {
  display: block;
  animation: fadeIn 0.2s ease-out;
}

#pairs-tab-content {
  overflow: hidden;
}

/* No results message */
.no-results {
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
}

/* Highlight search match */
.search-highlight {
  background: rgba(59, 130, 246, 0.3);
  border-radius: 2px;
  padding: 0 2px;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* Hide scrollbars for agents section */
#agents {
  overflow: hidden;
}

#agents .table-wrapper {
  overflow: hidden;
  border: none;
}

.agents-table {
  width: 100%;
}

.agents-table th,
.agents-table td {
  white-space: nowrap;
}

/* Last Seen date/time formatting */
.last-seen-date {
  font-weight: 500;
}

.last-seen-time {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Candle Readiness Progress Bars */
.candle-readiness-cell {
  min-width: 280px;
}

.candle-readiness-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.375rem;
}

.candle-readiness-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.125rem;
  padding: 0.25rem;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 4px;
  min-width: 48px;
}

.candle-tf {
  font-size: 0.625rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
}

.candle-progress-wrapper {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.candle-progress-bar {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s ease;
}

.candle-progress-bar.complete {
  background: var(--success);
}

.candle-progress-bar.good {
  background: #84cc16;
}

.candle-progress-bar.medium {
  background: #eab308;
}

.candle-progress-bar.low {
  background: var(--danger);
}

.candle-count {
  font-size: 0.625rem;
  color: var(--text-main);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

/* Agent Logs Filters */
.logs-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: flex-end;
}

.logs-filters .filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.logs-filters .filter-group label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0;
}

.logs-filters select {
  background-color: var(--bg-body);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  color: var(--text-main);
  font-size: 0.875rem;
  min-width: 150px;
  cursor: pointer;
}

.logs-filters select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.logs-filters input[type="text"] {
  width: 150px;
}

/* Logs Table */
.logs-table .status-success {
  color: var(--success);
}

.logs-table .status-error {
  color: var(--danger);
}

.logs-table .event-type {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.logs-table .event-type.sent_to_receiver {
  background-color: rgba(34, 197, 94, 0.1);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.logs-table .event-type.sent_to_dryrun {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.logs-table .event-type.error {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.logs-table .metadata-info {
  margin-left: 0.25rem;
  cursor: help;
  font-size: 0.875rem;
}

.logs-table .destination {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.logs-table .error-message {
  color: var(--danger);
  font-size: 0.75rem;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Wide Modal */
.modal-wide .modal-content {
  max-width: 1100px;
}

/* Logs Modal Filters */
.logs-modal-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: flex-end;
}

.logs-modal-filters .filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.logs-modal-filters .filter-group label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0;
}

.logs-modal-filters select {
  background-color: var(--bg-body);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  color: var(--text-main);
  font-size: 0.875rem;
  min-width: 150px;
  cursor: pointer;
}

.logs-modal-filters select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.logs-modal-filters input[type="text"] {
  width: 150px;
}

/* Agent Action Buttons */
.pairs-btn, .logs-btn, .restart-btn {
  margin-right: 0.25rem;
}

.pairs-btn.active {
  background-color: rgba(59, 130, 246, 0.2);
  border-color: var(--primary);
  color: var(--primary);
}

@media (max-width: 640px) {
  .container {
    padding: 1rem;
  }
  .header {
    padding: 1rem;
  }
  
  .candle-readiness-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .logs-filters {
    flex-direction: column;
    align-items: stretch;
  }
  
  .logs-filters select,
  .logs-filters input[type="text"] {
    width: 100%;
    min-width: auto;
  }
}