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

:root {
  --bg: #f8fafc;
  --bg-alt: #f1f5f9;
  --surface: #ffffff;
  --surface-alt: #f8fafc;
  --surface-elevated: #ffffff;
  --border: rgba(15, 23, 42, 0.08);
  --border-hover: rgba(15, 23, 42, 0.15);
  --border-focus: rgba(37, 99, 235, 0.4);
  --text: #0f172a;
  --text-secondary: #475569;
  --text-dim: #94a3b8;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: rgba(37, 99, 235, 0.1);
  --primary-subtle: rgba(37, 99, 235, 0.06);
  --accent: #0ea5e9;
  --success: #10b981;
  --success-light: rgba(16, 185, 129, 0.1);
  --danger: #ef4444;
  --danger-light: rgba(239, 68, 68, 0.1);
  --warning: #f59e0b;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow: 0 4px 16px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 8px 32px rgba(15, 23, 42, 0.08), 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-hover: 0 12px 40px rgba(15, 23, 42, 0.1), 0 4px 12px rgba(15, 23, 42, 0.05);
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --transition-fast: 0.12s ease;
  --transition: 0.2s ease;
}

:root[data-theme='dark'] {
  --bg: #0a0f1a;
  --bg-alt: #0f172a;
  --surface: #111827;
  --surface-alt: #1e293b;
  --surface-elevated: #1e293b;
  --border: rgba(148, 163, 184, 0.12);
  --border-hover: rgba(148, 163, 184, 0.2);
  --border-focus: rgba(96, 165, 250, 0.5);
  --text: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-dim: #64748b;
  --primary: #3b82f6;
  --primary-hover: #60a5fa;
  --primary-light: rgba(59, 130, 246, 0.15);
  --primary-subtle: rgba(59, 130, 246, 0.08);
  --accent: #38bdf8;
  --success: #34d399;
  --success-light: rgba(52, 211, 153, 0.15);
  --danger: #f87171;
  --danger-light: rgba(248, 113, 113, 0.15);
  --warning: #fbbf24;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.25), 0 1px 3px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35), 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.25);
}

[hidden] {
  display: none !important;
}

body {
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Display",
    "SF Pro Text",
    "Helvetica Neue",
    "PingFang SC",
    "Microsoft YaHei",
    sans-serif;
  font-size: 14px;
  line-height: 1.6;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px;
}

@media (min-width: 768px) {
  .wrap {
    padding: 32px 28px;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), border-color var(--transition);
}

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

.card--header {
  position: sticky;
  top: 12px;
  z-index: 100;
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border-radius: var(--radius-xl);
}

.row {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.col {
  flex: 1;
  min-width: 280px;
}

@media (max-width: 640px) {
  .row {
    flex-direction: column;
    gap: 16px;
  }
  .col {
    min-width: 100%;
  }
}

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

input,
textarea,
select {
  width: 100%;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

input:hover,
textarea:hover,
select:hover {
  background: var(--surface);
  border-color: var(--border-hover);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  background: var(--surface);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-dim);
}

textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.5;
}

.field {
  margin-bottom: 18px;
}

.field:last-child {
  margin-bottom: 0;
}

.field-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-dim);
}

.field-hint input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: var(--primary);
  cursor: pointer;
  border-radius: var(--radius-xs);
}

.field-hint .tag {
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 500;
  border-radius: var(--radius-xs);
  background: var(--surface-alt);
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.field-hint .tag.set {
  background: var(--success-light);
  color: var(--success);
  border-color: transparent;
}

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

button:active {
  transform: scale(0.97);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

button.primary,
button:not(.secondary):not(.danger) {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

button.primary:hover,
button:not(.secondary):not(.danger):hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
}

button.secondary {
  background: var(--surface-alt);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

button.secondary:hover {
  background: var(--surface);
  border-color: var(--border-hover);
  color: var(--text);
  box-shadow: var(--shadow);
}

button.danger {
  background: var(--danger);
  color: #fff;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

button.danger:hover {
  background: #dc2626;
  box-shadow: 0 4px 16px rgba(239, 68, 68, 0.3);
}

button.sm {
  padding: 7px 12px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

.tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.tab {
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: none;
}

.tab:hover {
  color: var(--text);
  background: var(--surface);
}

.tab.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
}

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

.inline-stretch {
  flex-wrap: nowrap;
}

.inline-stretch > input,
.inline-stretch > textarea,
.inline-stretch > select {
  flex: 1 1 auto;
  min-width: 0;
}

.inline-between {
  justify-content: space-between;
}

.muted {
  color: var(--text-secondary);
  font-size: 13px;
}

.small {
  font-size: 12px;
}

.ok {
  color: var(--success);
}

.bad {
  color: var(--danger);
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
}

.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.log {
  font-family:
    ui-monospace,
    "SF Mono",
    SFMono-Regular,
    "JetBrains Mono",
    Menlo,
    Monaco,
    Consolas,
    monospace;
  font-size: 12px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-all;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  max-height: 320px;
  overflow: auto;
}

.log--small {
  max-height: 200px;
}

.log--rich {
  white-space: normal;
  word-break: break-word;
  padding: 0;
  max-height: 420px;
}

.log-empty {
  color: var(--text-dim);
  font-size: 13px;
  padding: 16px;
}

.log-group {
  border-bottom: 1px solid var(--border);
}

.log-group:last-child {
  border-bottom: none;
}

.log-group-summary {
  list-style: none;
  cursor: pointer;
  user-select: none;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  padding: 10px 14px;
  background: color-mix(in srgb, var(--surface-alt) 92%, transparent);
  border-bottom: 1px solid var(--border);
}

.log-group-summary::-webkit-details-marker {
  display: none;
}

.log-group-body {
  background: var(--surface-alt);
}

.log-row {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-alt);
}

.log-row:last-child {
  border-bottom: none;
}

.log-row-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

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

.log-level {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  padding: 2px 8px;
  border: 1px solid transparent;
}

.log-level--error {
  color: var(--danger);
  background: var(--danger-light);
}

.log-level--warn {
  color: var(--warning);
  background: color-mix(in srgb, var(--warning) 16%, transparent);
}

.log-level--info,
.log-level--debug {
  color: var(--primary);
  background: var(--primary-light);
}

.log-event {
  color: var(--text-secondary);
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 2px 7px;
}

.log-row-msg {
  color: var(--text);
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
}

.log-row-meta {
  margin-top: 8px;
}

.log-row-meta summary {
  color: var(--text-secondary);
  font-size: 11px;
  cursor: pointer;
}

.log-row-meta pre {
  margin-top: 6px;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 11px;
  white-space: pre-wrap;
  word-break: break-all;
}

.log-highlight {
  background: color-mix(in srgb, var(--warning) 28%, transparent);
  color: var(--text);
  border-radius: 4px;
  padding: 0 2px;
}

.conv-list {
  font-family: inherit;
  font-size: 13px;
  line-height: 1.6;
  white-space: normal;
  word-break: break-word;
  padding: 0;
  max-height: 460px;
}

.conv-empty {
  color: var(--text-dim);
  font-size: 13px;
  padding: 16px;
}

.conv-item {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-alt);
}

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

.conv-item--atri {
  border-left: 3px solid color-mix(in srgb, var(--primary) 40%, transparent);
}

.conv-item--user {
  border-left: 3px solid color-mix(in srgb, var(--success) 36%, transparent);
}

.conv-item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.conv-role {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  min-width: 52px;
  padding: 2px 8px;
}

.conv-role--atri {
  background: var(--primary-light);
  color: var(--primary);
}

.conv-role--user {
  background: var(--success-light);
  color: var(--success);
}

.conv-meta {
  color: var(--text-dim);
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 1px 6px;
}

.conv-text {
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}

.log-row:focus-visible,
.conv-item:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.log::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

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

.log::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 3px;
}

.log::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}

.brand-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.mt-6 {
  margin-top: 6px;
}

.mt-10 {
  margin-top: 10px;
}

.mt-12 {
  margin-top: 12px;
}

.mt-18 {
  margin-top: 18px;
}

#loginCard {
  max-width: 380px;
  margin: 60px auto;
  padding: 28px;
}

#loginCard .card-title {
  text-align: center;
  font-size: 16px;
  color: var(--text);
  margin-bottom: 20px;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

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

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

::selection {
  background: var(--primary-light);
  color: var(--text);
}

/* Accordion styles for prompts */
.accordion {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 12px;
}

.accordion:last-child {
  margin-bottom: 0;
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--surface-alt);
  cursor: pointer;
  transition: background var(--transition-fast);
  user-select: none;
}

.accordion-header:hover {
  background: var(--surface);
}

.accordion-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}

.accordion-icon {
  width: 16px;
  height: 16px;
  color: var(--text-dim);
  transition: transform var(--transition);
}

.accordion.open .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: 16px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.accordion.open .accordion-content {
  display: block;
}

.accordion-content textarea {
  min-height: 180px;
}

/* Status indicator */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  display: inline-block;
  margin-right: 6px;
}

.status-dot.offline {
  background: var(--text-dim);
}

.update-status {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
}

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

.update-status--info {
  color: var(--primary);
  background: var(--primary-light);
  border-color: color-mix(in srgb, var(--primary) 25%, var(--border));
}

.update-status--ok {
  color: var(--success);
  background: var(--success-light);
  border-color: color-mix(in srgb, var(--success) 30%, var(--border));
}

.update-status--warn {
  color: color-mix(in srgb, var(--warning) 82%, #000 18%);
  background: color-mix(in srgb, var(--warning) 14%, transparent);
  border-color: color-mix(in srgb, var(--warning) 36%, var(--border));
}

.update-status--error {
  color: var(--danger);
  background: var(--danger-light);
  border-color: color-mix(in srgb, var(--danger) 30%, var(--border));
}

.update-meta {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Card groups */
.card-group {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 16px;
}

.card-group-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

/* Focus visible for accessibility */
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
.tab:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Input with inline button */
.input-with-btn {
  display: flex;
  gap: 8px;
  align-items: center;
}

.input-with-btn input {
  flex: 1;
  min-width: 0;
}

.btn-small {
  padding: 8px 12px;
  font-size: 12px;
  white-space: nowrap;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

/* Smooth transitions for theme switching */
body,
.card,
.tabs,
.tab,
button,
input,
textarea,
select,
.log,
.accordion-header,
.accordion-content {
  transition: background-color var(--transition), border-color var(--transition), color var(--transition);
}

@media (max-width: 640px) {
  .conv-item-head {
    gap: 6px;
  }

  .conv-meta {
    font-size: 10px;
  }
}