:root {
  --background: oklch(1 0 0);
  --foreground: oklch(0.16 0.01 260);
  --muted: oklch(0.965 0.003 260);
  --muted-foreground: oklch(0.5 0.015 260);
  --accent: oklch(0.5 0.11 258);          /* calm working-blue: links, active, progress */
  --accent-soft: oklch(0.95 0.025 258);
  --destructive: oklch(0.55 0.2 27);
  --destructive-soft: oklch(0.96 0.02 27);
  --border: oklch(0.92 0.004 260);
  --ring: oklch(0.5 0.11 258);
}

[v-cloak] { display: none; }

/* Keyboard focus is always visible, never on click. */
:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

@keyframes bounce {
  0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8, 0, 1, 1); }
  50% { transform: translateY(0); animation-timing-function: cubic-bezier(0, 0, 0.2, 1); }
}
.animate-bounce { animation: bounce 1s infinite; }

.markdown-body {
  max-width: none;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--foreground);
  word-wrap: break-word;
}
.markdown-body > :first-child { margin-top: 0; }
.markdown-body > :last-child { margin-bottom: 0; }
.markdown-body h1, .markdown-body h2, .markdown-body h3,
.markdown-body h4, .markdown-body h5, .markdown-body h6 {
  margin-top: 1.25em; margin-bottom: 0.5em; font-weight: 600; line-height: 1.3;
}
.markdown-body h1 { font-size: 1.5em; }
.markdown-body h2 { font-size: 1.25em; border-bottom: 1px solid var(--border); padding-bottom: 0.25em; }
.markdown-body h3 { font-size: 1.125em; }
.markdown-body p, .markdown-body ul, .markdown-body ol,
.markdown-body blockquote, .markdown-body pre, .markdown-body table {
  margin-top: 0.75em; margin-bottom: 0.75em;
}
.markdown-body ul, .markdown-body ol { padding-left: 1.5em; }
.markdown-body ul { list-style-type: disc; }
.markdown-body ol { list-style-type: decimal; }
.markdown-body li + li { margin-top: 0.25em; }
.markdown-body blockquote { border-left: 3px solid var(--border); padding-left: 1em; color: var(--muted-foreground); }
.markdown-body code {
  font-family: var(--font-mono); font-size: 0.85em;
  background: var(--muted); border-radius: 0.25rem; padding: 0.15em 0.35em;
}
.markdown-body pre {
  overflow-x: auto; border-radius: 0.5rem; border: 1px solid var(--border);
  background: var(--muted); padding: 0.75rem 1rem;
}
.markdown-body pre code { background: transparent; padding: 0; font-size: 0.8em; line-height: 1.5; }
.markdown-body table { width: 100%; border-collapse: collapse; display: block; overflow-x: auto; }
.markdown-body th, .markdown-body td { border: 1px solid var(--border); padding: 0.4em 0.65em; text-align: left; }
.markdown-body th { background: var(--muted); font-weight: 600; }
.markdown-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.markdown-body hr { border: 0; border-top: 1px solid var(--border); margin: 1.25em 0; }
.markdown-body img { max-width: 100%; height: auto; border-radius: 0.375rem; }
.markdown-body .preview-action-btn {
  display: inline-flex; align-items: center; gap: 0.375rem;
  margin: 0.5em 0.25em 0.5em 0; padding: 0.375rem 0.75rem;
  font: inherit; font-size: 0.8125rem; font-weight: 500; line-height: 1.25;
  color: var(--foreground); background: var(--muted);
  border: 1px solid var(--border); border-radius: 0.5rem; cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.markdown-body .preview-action-btn:hover {
  background: var(--accent-soft); border-color: var(--accent); color: var(--accent);
}

.preview-code pre { margin: 0; height: 100%; overflow: auto; padding: 1rem; font-size: 0.75rem; line-height: 1.25rem; }
.preview-code code { font-family: var(--font-mono); }

.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.scrollbar-hide::-webkit-scrollbar {
  display: none;
}

.liquid-glass {
  pointer-events: none;
  background: var(--muted);
  border-bottom: 1px solid var(--border);
}

.liquid-glass > * {
  position: relative;
  z-index: 1;
  pointer-events: auto;
}

/* Prevent horizontal scroll and respect notched devices. */
html, body { overflow-x: hidden; }
@supports (height: 100dvh) {
  .app-shell { height: 100dvh; }
}

/* ── Settings (mockup parity) ── */
.settings-shell {
  display: flex;
  height: 100%;
  overflow: hidden;
  background: #f4f5f7;
}
.settings-nav {
  width: 200px;
  flex-shrink: 0;
  background: #f0f1f3;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 12px 10px;
  gap: 4px;
}
.settings-nav-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 8px 10px 6px;
}
.settings-nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  text-align: left;
  color: var(--foreground);
}
.settings-nav-item:hover { background: #e8eaed; }
.settings-nav-item.active { background: #e5e7eb; }
.settings-main {
  flex: 1;
  overflow: auto;
  background: #fff;
}
.settings-panel {
  max-width: 860px;
  padding: 28px 40px 56px;
}
.settings-panel-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.settings-panel-desc {
  font-size: 13.5px;
  color: var(--muted-foreground);
  line-height: 1.55;
  margin-bottom: 22px;
  max-width: 560px;
}
.settings-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 12px;
  overflow: hidden;
  background: #fff;
}
.settings-provider-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  cursor: pointer;
  user-select: none;
}
.settings-provider-name { font-size: 14px; font-weight: 600; flex: 1; }
.settings-model-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px 10px 36px;
  border-top: 1px solid var(--border);
  font-size: 13px;
}
.settings-model-row:hover { background: #fafafa; }
.settings-model-id {
  font-family: var(--font-mono);
  font-size: 12.5px;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.settings-badge-default {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #2563eb;
  background: #eff6ff;
  padding: 2px 6px;
  border-radius: 4px;
}
.settings-toggle {
  position: relative;
  width: 36px;
  height: 20px;
  flex-shrink: 0;
}
.settings-toggle input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  margin: 0;
  z-index: 1;
}
.settings-toggle-track {
  display: block;
  width: 100%;
  height: 100%;
  background: #d1d5db;
  border-radius: 999px;
  pointer-events: none;
}
.settings-toggle-track::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
  transition: transform 0.15s;
}
.settings-toggle input:checked + .settings-toggle-track { background: #4b5563; }
.settings-toggle input:checked + .settings-toggle-track::after { transform: translateX(16px); }
.settings-icon-btn {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  color: var(--muted-foreground);
  flex-shrink: 0;
}
.settings-icon-btn:hover { background: #e8eaed; color: var(--foreground); }
.settings-icon-btn.danger:hover { background: #fef2f2; color: var(--destructive); }
.settings-icon-btn.star-on { color: #2563eb; }
.settings-list-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 14px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 500;
}
.settings-mcp-badge {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted-foreground);
  background: #f3f4f6;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
}
.settings-mcp-badge.http { color: #1d4ed8; background: #eff6ff; }
.settings-status-ok { color: #16a34a; margin-left: auto; }
.settings-status-err { color: var(--destructive); margin-left: auto; font-size: 11px; }
.settings-status-unk { color: var(--muted-foreground); margin-left: auto; font-size: 11px; }
.settings-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 16px;
}
.settings-field { display: flex; flex-direction: column; gap: 6px; }
.settings-field.span-2 { grid-column: 1 / -1; }
.settings-field label { font-size: 12.5px; font-weight: 500; }
.settings-field input,
.settings-field textarea,
.settings-field select {
  border: 1px solid #d1d5db;
  border-radius: 6px;
  padding: 8px 11px;
  font-size: 13px;
  background: #fff;
  outline: none;
}
.settings-field input:focus,
.settings-field textarea:focus,
.settings-field select:focus { border-color: #9ca3af; }
.settings-field input:disabled { background: #f9fafb; color: var(--muted-foreground); }
.settings-field textarea {
  min-height: 64px;
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 12px;
}
.settings-switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.settings-overlay {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  z-index: 80;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.settings-overlay.open { display: flex; }
.settings-modal {
  background: #fff;
  border-radius: 12px;
  width: 100%;
  max-width: 480px;
  max-height: min(90vh, 640px);
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.18);
}
.settings-modal.wide { max-width: 520px; }
.settings-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.settings-modal-body {
  padding: 16px 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.settings-modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid var(--border);
}
.settings-pick-list {
  border: 1px solid var(--border);
  border-radius: 6px;
  max-height: 220px;
  overflow-y: auto;
}
.settings-pick-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12.5px;
  cursor: pointer;
}
.settings-pick-item:last-child { border-bottom: none; }
.settings-pick-item:hover { background: #f9fafb; }
.settings-path-box {
  font-family: var(--font-mono);
  font-size: 12px;
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  word-break: break-all;
  color: var(--muted-foreground);
  margin-top: 6px;
}
.settings-btn-primary {
  background: #374151;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
}
.settings-btn-primary:hover { background: #1f2937; }
.settings-btn-primary:disabled { opacity: 0.5; }
.settings-btn-secondary {
  background: #e8eaed;
  color: var(--foreground);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
}
.settings-btn-secondary:hover { background: #d1d5db; }
.settings-toast {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--foreground);
  color: #fff;
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 90;
}
.settings-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.settings-code-editor {
  border: 1px solid #d1d5db;
  border-radius: 6px;
  min-height: 180px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 12px;
  width: 100%;
  resize: vertical;
}
@media (max-width: 640px) {
  .settings-nav { width: 56px; }
  .settings-nav-label, .settings-nav-item span { display: none; }
  .settings-nav-item { justify-content: center; }
  .settings-panel { padding: 20px 16px 40px; }
  .settings-form-grid { grid-template-columns: 1fr; }
}