[x-cloak] {
  display: none !important;
}

:root {
  --nq-bg: #0d1117;
  --nq-bg-secondary: #161b22;
  --nq-bg-tertiary: #21262d;
  --nq-border: rgba(255, 255, 255, 0.08);
  --nq-border-hover: rgba(255, 255, 255, 0.15);
  --nq-text: #e6edf3;
  --nq-text-secondary: #8b949e;
  --nq-text-muted: #6e7681;
  --nq-accent: #10a37f;
  --nq-accent-hover: #14b870;
  --nq-ok: #3fb950;
  --nq-warn: #d29922;
  --nq-error: #f85149;
}

* {
  box-sizing: border-box;
}

html,
body {
  background: var(--nq-bg);
  color: var(--nq-text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-feature-settings: "liga" 1, "calt" 1;
}

a,
button,
input,
textarea {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--nq-accent);
  outline-offset: 2px;
}

/* Sidebar */
.sidebar {
  background: var(--nq-bg-secondary);
}

.session-entry {
  transition: background-color 150ms ease;
}

.session-entry:hover {
  background: rgba(255, 255, 255, 0.05);
}

.session-entry.active {
  background: rgba(255, 255, 255, 0.08);
}

/* App Root Layout */
.app-root {
  display: flex;
  height: 100vh;
}

/* Header */
.shell-header {
  background: var(--nq-bg);
}

/* Chat Area */
#chat-area {
  background: var(--nq-bg);
}

.chat-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Message Layout */
.message {
  animation: fadeIn 0.2s ease-out;
}

.user-message-row {
  display: flex;
  justify-content: flex-end;
}

.assistant-message-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

/* User Bubble */
.user-bubble {
  max-width: 85%;
  padding: 0.875rem 1rem;
  border-radius: 12px;
  background: var(--nq-bg-tertiary);
  border: 1px solid var(--nq-border);
  color: var(--nq-text);
  word-wrap: break-word;
  animation: slideUp 0.3s ease-out;
}

.message-time {
  font-size: 0.6875rem;
  color: var(--nq-text-muted);
  margin-top: 0.5rem;
  text-align: right;
}

/* Assistant Bubble */
.nq-assistant-bubble {
  padding: 0;
  color: var(--nq-text);
  line-height: 1.6;
}

.nq-assistant-bubble.is-error {
  color: #fca5a5;
}

/* Message Content Styling */
.nq-msg-content {
  color: inherit;
}

.nq-msg-content p {
  margin: 0;
}

.nq-msg-content p + p,
.nq-msg-content p + ul,
.nq-msg-content p + ol,
.nq-msg-content ul + p,
.nq-msg-content ol + p,
.nq-msg-content ul + ul,
.nq-msg-content ol + ol {
  margin-top: 0.75rem;
}

.nq-msg-content ul,
.nq-msg-content ol {
  margin: 0;
  padding-left: 1.25rem;
}

.nq-msg-content li + li {
  margin-top: 0.35rem;
}

.nq-msg-content strong,
.nq-msg-content b {
  color: var(--nq-text);
  font-weight: 590;
}

.nq-msg-content code {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(16, 163, 127, 0.15);
  color: #7ee8c7;
  font-size: 0.875em;
  font-family: 'SF Mono', Monaco, Menlo, 'Courier New', monospace;
}

/* Message Actions */
.message-actions {
  display: flex;
  gap: 0.375rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.625rem;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--nq-text-muted);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 440;
  transition: all 150ms ease;
}

.action-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--nq-text-secondary);
  border-color: var(--nq-border);
}

.action-btn.active {
  background: rgba(16, 163, 127, 0.1);
  color: var(--nq-accent);
  border-color: rgba(16, 163, 127, 0.2);
}

/* Thinking State */
.thinking-shell {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  animation: fadeIn 0.2s ease-out;
}

.thinking-bubble {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  background: var(--nq-bg-secondary);
  border: 1px solid var(--nq-border);
}

.thinking-dots {
  display: flex;
  gap: 0.25rem;
}

.thinking-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: var(--nq-accent);
  animation: thinkingPulse 1.1s infinite ease-in-out;
}

.thinking-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.thinking-dot:nth-child(3) {
  animation-delay: 0.4s;
}

/* Source Panel */
.source-panel {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 10px;
  border: 1px solid var(--nq-border);
  background: var(--nq-bg-secondary);
}

.source-section {
  margin-bottom: 1rem;
}

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

.source-label {
  font-size: 0.6875rem;
  font-weight: 590;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--nq-text-muted);
  margin-bottom: 0.625rem;
}

.evidence-card {
  padding: 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--nq-border);
  background: var(--nq-bg);
  font-size: 0.875rem;
  line-height: 1.5;
}

.evidence-title {
  font-weight: 540;
  color: var(--nq-text);
  margin-bottom: 0.25rem;
}

.evidence-content {
  color: var(--nq-text-secondary);
  font-size: 0.8125rem;
}

.runtime-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 440;
  border: 1px solid var(--nq-border);
  background: var(--nq-bg-tertiary);
  color: var(--nq-text-secondary);
}

.runtime-chip.ok {
  border-color: rgba(63, 185, 80, 0.25);
  background: rgba(63, 185, 80, 0.08);
  color: #7ee8c7;
}

.runtime-chip.info {
  border-color: rgba(16, 163, 127, 0.25);
  background: rgba(16, 163, 127, 0.08);
  color: #7ee8c7;
}

.runtime-chip.warn {
  border-color: rgba(210, 153, 34, 0.25);
  background: rgba(210, 153, 34, 0.08);
  color: #e8c97e;
}

.runtime-chip.muted {
  border-color: var(--nq-border);
  background: var(--nq-bg-tertiary);
  color: var(--nq-text-muted);
}

.runtime-chip.error {
  border-color: rgba(248, 81, 73, 0.25);
  background: rgba(248, 81, 73, 0.08);
  color: #ff9e9e;
}

/* LLM Details in Evidence Panel */
.llm-details {
  padding: 0.75rem;
  border-radius: 8px;
  background: var(--nq-bg);
  border: 1px solid var(--nq-border);
}

.llm-model-row {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--nq-border);
}

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

.llm-model-row:first-child {
  padding-top: 0;
}

/* Composer */
.composer-dock {
  background: var(--nq-bg);
}

.composer-shell {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--nq-border);
  background: var(--nq-bg-secondary);
  transition: all 200ms ease;
}

.composer-shell.focused {
  border-color: var(--nq-accent);
  background: var(--nq-bg-tertiary);
  box-shadow: 0 0 0 3px rgba(16, 163, 127, 0.1);
}

.query-input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0.375rem 0;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--nq-text);
  resize: none;
  outline: none;
  font-family: inherit;
  max-height: 160px;
}

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

.send-button {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 8px;
  border: none;
  background: var(--nq-accent);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 150ms ease;
}

.send-button:hover:not(:disabled) {
  background: var(--nq-accent-hover);
}

.send-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Welcome Screen */
.suggestion-card {
  background: var(--nq-bg-secondary);
  border: 1px solid var(--nq-border);
  transition: all 150ms ease;
}

.suggestion-card:hover {
  background: var(--nq-bg-tertiary);
  border-color: var(--nq-border-hover);
}

.capability-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--nq-border);
  color: var(--nq-text-secondary);
  text-align: center;
  line-height: 1;
  min-height: 28px;
}

.capability-badge span {
  display: inline-block;
  line-height: 1.2;
}

/* Model-specific capability badges */
.capability-badge.deepseek {
  background: rgba(88, 101, 242, 0.1);
  border-color: rgba(88, 101, 242, 0.3);
  color: #a5b4fc;
}

.capability-badge.cohere {
  background: rgba(255, 119, 0, 0.1);
  border-color: rgba(255, 119, 0, 0.3);
  color: #fdba8c;
}

.capability-badge.ml {
  background: rgba(16, 163, 127, 0.1);
  border-color: rgba(16, 163, 127, 0.3);
  color: #7ee8c7;
}

.capability-badge.dataset {
  background: rgba(139, 148, 158, 0.1);
  border-color: rgba(139, 148, 158, 0.3);
  color: #b8c0c9;
}

/* Fallback Warning */
.fallback-warning {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  max-width: 480px;
  width: calc(100% - 2rem);
  padding: 0.75rem 1rem;
  border-radius: 10px;
  background: rgba(210, 153, 34, 0.1);
  border: 1px solid rgba(210, 153, 34, 0.25);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: all 300ms ease;
}

.fallback-warning.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-0.5rem);
}

.fallback-warning-text {
  font-size: 0.8125rem;
  color: #e8c97e;
  flex: 1;
}

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

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

::-webkit-scrollbar-thumb {
  background: rgba(139, 148, 158, 0.3);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(139, 148, 158, 0.5);
}

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

@keyframes slideUp {
  from { 
    opacity: 0; 
    transform: translateY(8px);
  }
  to { 
    opacity: 1; 
    transform: translateY(0);
  }
}

@keyframes thinkingPulse {
  0%, 80%, 100% { 
    transform: scale(0.6); 
    opacity: 0.4; 
  }
  40% { 
    transform: scale(1); 
    opacity: 1; 
  }
}

/* Mobile Responsive */
@media (max-width: 640px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: transform 200ms ease;
  }

  .sidebar:not(.translate-x-0) {
    transform: translateX(-100%);
  }

  #chat-area {
    padding: 0;
  }

  .chat-container {
    padding: 1rem;
  }

  .user-bubble {
    max-width: 90%;
  }

  .suggestion-card {
    padding: 0.875rem;
  }

  .composer-shell {
    padding: 0.625rem 0.75rem;
  }
}