@import "tailwindcss";

/* ============================================================
   Theme System — Light (default) & Dark (.dark)
   ============================================================ */

:root {
  /* Background / Surface */
  --color-bg: #f5f5f4;
  --color-surface: #ffffff;
  --color-sidebar-bg: #ffffff;
  --color-main-bg: rgba(250, 250, 249, 0.5);
  --color-surface-hover: #f5f4f1;
  --color-surface-raised: #ffffff;

  /* Borders */
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-strong: rgba(0, 0, 0, 0.14);

  /* Text */
  --color-text: #1c1c1a;
  --color-text-secondary: #44443e;
  --color-text-muted: #8a8a82;

  /* Accent (blue) */
  --color-accent: rgba(37, 99, 235, 0.9);
  --color-accent-hover: #1d4ed8;
  --color-accent-light: rgba(37, 99, 235, 0.08);

  /* Chat */
  --color-user-bubble: #eae8e4;
  --color-user-bubble-text: #1c1c1a;
  --color-chat-input-bg: rgba(255, 255, 255, 0.8);
  /* Chat sidebar (right) — stone-style selected/active, light theme */
  --color-chat-sidebar-active-bg: #f5f5f4;
  --color-chat-sidebar-active-text: #44403c;
  --color-chat-sidebar-muted: #57534e;

  /* Semantic */
  --color-success: #16a34a;
  --color-warning: #d97706;
  --color-error: #dc2626;
  --color-info: #2563eb;

  /* Glassmorphism */
  --color-glass: rgba(255, 255, 255, 0.72);
  --color-glass-border: rgba(255, 255, 255, 0.85);
  --color-bg-glass: rgba(250, 250, 249, 0.8);

  /* Object type chips */
  --color-chip-object: rgba(37, 99, 235, 0.08);
  --color-chip-object-text: #2563eb;
  --color-chip-document: rgba(96, 165, 250, 0.08);
  --color-chip-document-text: #3b82f6;
  --color-chip-database: rgba(147, 51, 234, 0.08);
  --color-chip-database-text: #9333ea;
  --color-chip-report: rgba(22, 163, 74, 0.08);
  --color-chip-report-text: #16a34a;

  /* Diff viewer */
  --diff-add-bg: rgba(22, 163, 74, 0.09);
  --diff-add-text: #166534;
  --diff-add-badge: #16a34a;
  --diff-del-bg: rgba(220, 38, 38, 0.07);
  --diff-del-text: #991b1b;
  --diff-del-badge: #dc2626;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.dark {
  /* Background / Surface */
  --color-bg: #0c0c0b;
  --color-surface: #161615;
  --color-sidebar-bg: #141413;
  --color-main-bg: #161615;
  --color-surface-hover: #1e1e1c;
  --color-surface-raised: #1a1a18;

  /* Borders */
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.14);

  /* Text */
  --color-text: #ececea;
  --color-text-secondary: #b8b8b0;
  --color-text-muted: #78776f;

  /* Accent (blue, brighter for dark) */
  --color-accent: #3b82f6;
  --color-accent-hover: #60a5fa;
  --color-accent-light: rgba(59, 130, 246, 0.12);

  /* Chat */
  --color-user-bubble: #1e1e1c;
  --color-user-bubble-text: #ececea;
  --color-chat-input-bg: #1e1e1c;
  /* Chat sidebar (right) — stone-style selected/active, dark theme */
  --color-chat-sidebar-active-bg: #1e1e1c;
  --color-chat-sidebar-active-text: #ececea;
  --color-chat-sidebar-muted: #78776f;

  /* Semantic */
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Glassmorphism */
  --color-glass: rgba(22, 22, 21, 0.72);
  --color-glass-border: rgba(255, 255, 255, 0.06);
  --color-bg-glass: rgba(22, 22, 21, 0.8);

  /* Object type chips */
  --color-chip-object: rgba(59, 130, 246, 0.12);
  --color-chip-object-text: #60a5fa;
  --color-chip-document: rgba(96, 165, 250, 0.12);
  --color-chip-document-text: #93c5fd;
  --color-chip-database: rgba(147, 51, 234, 0.12);
  --color-chip-database-text: #c084fc;
  --color-chip-report: rgba(34, 197, 94, 0.12);
  --color-chip-report-text: #4ade80;

  /* Diff viewer */
  --diff-add-bg: rgba(34, 197, 94, 0.1);
  --diff-add-text: #4ade80;
  --diff-add-badge: #22c55e;
  --diff-del-bg: rgba(239, 68, 68, 0.1);
  --diff-del-text: #f87171;
  --diff-del-badge: #ef4444;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* Disable iframe pointer events during sidebar resize so the
   drag isn't swallowed by embedded content (e.g. PDF viewer). */
body.resizing iframe { pointer-events: none; }

/* ============================================================
   Fonts — Bookerly (local)
   ============================================================ */

@font-face {
  font-family: "Bookerly";
  src: url("/fonts/Bookerly-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Bookerly";
  src: url("/fonts/Bookerly-RegularItalic.ttf") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Bookerly";
  src: url("/fonts/Bookerly-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Bookerly";
  src: url("/fonts/Bookerly-BoldItalic.ttf") format("truetype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ============================================================
   Base
   ============================================================ */

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  transition:
    background-color 0.2s ease,
    color 0.2s ease;
}

/* Font utilities */
.font-instrument {
  font-family: "Instrument Serif", serif;
}

.font-bookerly {
  font-family: "Bookerly", Georgia, "Times New Roman", serif;
}

/* Message bubbles and assistant text: use Bookerly for a polished reading experience. */
.chat-message-font {
  font-family: "Bookerly", Georgia, "Times New Roman", serif;
}

/* Smooth theme transitions */
*,
*::before,
*::after {
  transition-property: background-color, border-color;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}

/* Override to prevent layout thrashing with transitions */
input,
textarea,
button,
a,
[role="button"] {
  transition-property:
    background-color, border-color, color, box-shadow, opacity;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}

/* ============================================================
   Scrollbar
   ============================================================ */

/* Base UI menu — remove default focus outlines */
[data-slot="dropdown-menu-content"],
[data-slot="dropdown-menu-item"],
[data-slot="dropdown-menu-sub-content"],
[data-slot="dropdown-menu-checkbox-item"],
[data-slot="dropdown-menu-radio-item"],
[data-slot="dropdown-menu-sub-trigger"] {
  outline: none !important;
  border: none !important;
}

[data-slot="dropdown-menu-content"] {
  border: 1px solid white !important;
}

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

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

::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: 3px;
}

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

/* ============================================================
   Workspace Prose (markdown document view)
   ============================================================ */

.workspace-prose {
  color: var(--color-text);
  line-height: 1.75;
  font-size: 0.9375rem;
}

.workspace-prose h1,
.workspace-prose h2,
.workspace-prose h3,
.workspace-prose h4,
.workspace-prose h5,
.workspace-prose h6 {
  color: var(--color-text);
  font-weight: 600;
  margin-top: 2em;
  margin-bottom: 0.75em;
  line-height: 1.3;
}

.workspace-prose h1 {
  font-family: "Instrument Serif", serif;
  font-size: 2rem;
  font-weight: 400;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.workspace-prose h2 {
  font-family: "Instrument Serif", serif;
  font-size: 1.5rem;
  font-weight: 400;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.4rem;
}

.workspace-prose h3 {
  font-size: 1.125rem;
}

.workspace-prose h4 {
  font-size: 1rem;
}

.workspace-prose p {
  margin-bottom: 1em;
}

.workspace-prose a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.workspace-prose a:hover {
  color: var(--color-accent-hover);
}

.workspace-prose strong {
  color: var(--color-text);
  font-weight: 600;
}

.workspace-prose em {
  font-style: italic;
}

.workspace-prose ul,
.workspace-prose ol {
  margin-bottom: 1em;
  padding-left: 1.5em;
}

.workspace-prose ul {
  list-style-type: disc;
}

.workspace-prose ol {
  list-style-type: decimal;
}

.workspace-prose li {
  margin-bottom: 0.25em;
}

.workspace-prose li > ul,
.workspace-prose li > ol {
  margin-top: 0.25em;
  margin-bottom: 0;
}

.workspace-prose blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 0.5em 1em;
  margin: 1em 0;
  background: var(--color-surface);
  border-radius: 0 0.75rem 0.75rem 0;
  color: var(--color-text-muted);
}

.workspace-prose code {
  font-family: "SF Mono", "Fira Code", "JetBrains Mono", monospace;
  font-size: 0.85em;
  background: var(--color-surface-hover);
  border: 1px solid var(--color-border);
  border-radius: 0.375rem;
  padding: 0.15em 0.35em;
}

.workspace-prose pre {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1em;
  overflow-x: auto;
  margin: 1em 0;
}

.workspace-prose pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 0.85em;
  line-height: 1.6;
}

.workspace-prose hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2em 0;
}

.workspace-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
  font-size: 0.875rem;
}

.workspace-prose th {
  text-align: left;
  font-weight: 600;
  padding: 0.6em 0.75em;
  border-bottom: 2px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.workspace-prose td {
  padding: 0.5em 0.75em;
  border-bottom: 1px solid var(--color-border);
}

.workspace-prose tr:hover td {
  background: var(--color-surface-hover);
}

.workspace-prose img {
  max-width: 100%;
  border-radius: 0.75rem;
  margin: 1em 0;
}

/* Task list (GFM) */
.workspace-prose input[type="checkbox"] {
  appearance: none;
  width: 1em;
  height: 1em;
  border: 1.5px solid var(--color-border-strong);
  border-radius: 0.25em;
  vertical-align: middle;
  margin-right: 0.4em;
  position: relative;
  cursor: pointer;
}

.workspace-prose input[type="checkbox"]:checked {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.workspace-prose input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ============================================================
   Tiptap Markdown Editor
   ============================================================ */

.markdown-editor-container {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.editor-content-area {
  flex: 1;
  padding: 1rem 1.5rem 2rem;
  min-height: 300px;
}

.editor-content-area .tiptap {
  outline: none;
  min-height: 200px;
}

.editor-content-area .tiptap:focus {
  outline: none;
}

.editor-content-area .tiptap p.is-editor-empty:first-child::before {
  content: attr(data-placeholder);
  float: left;
  color: var(--color-text-muted);
  opacity: 0.5;
  pointer-events: none;
  height: 0;
}

/* Tiptap task list */
.editor-content-area .tiptap ul[data-type="taskList"] {
  list-style: none;
  padding-left: 0;
}

.editor-content-area .tiptap ul[data-type="taskList"] li {
  display: flex;
  align-items: flex-start;
  gap: 0.5em;
  margin-bottom: 0.25em;
}

.editor-content-area .tiptap ul[data-type="taskList"] li label {
  flex-shrink: 0;
  margin-top: 0.25em;
}

.editor-content-area
  .tiptap
  ul[data-type="taskList"]
  li
  label
  input[type="checkbox"] {
  appearance: none;
  width: 1em;
  height: 1em;
  border: 1.5px solid var(--color-border-strong);
  border-radius: 0.25em;
  cursor: pointer;
  position: relative;
}

.editor-content-area
  .tiptap
  ul[data-type="taskList"]
  li
  label
  input[type="checkbox"]:checked {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.editor-content-area
  .tiptap
  ul[data-type="taskList"]
  li
  label
  input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.editor-content-area .tiptap ul[data-type="taskList"] li > div {
  flex: 1;
}

/* Images in editor */
.editor-content-area .tiptap .editor-image {
  max-width: 100%;
  height: auto;
  border-radius: 0.75rem;
  margin: 1em 0;
  cursor: default;
}

.editor-content-area .tiptap .editor-image.ProseMirror-selectednode {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 0.75rem;
}

/* Table editing */
.editor-content-area .tiptap table {
  border-collapse: collapse;
  width: 100%;
  margin: 1em 0;
}

.editor-content-area .tiptap th,
.editor-content-area .tiptap td {
  border: 1px solid var(--color-border);
  padding: 0.5em 0.75em;
  position: relative;
}

.editor-content-area .tiptap th {
  background: var(--color-surface-hover);
  font-weight: 600;
}

.editor-content-area .tiptap .selectedCell {
  background: var(--color-accent-light);
}

/* --- Toolbar --- */

.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0.375rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.editor-toolbar-group {
  display: flex;
  align-items: center;
  gap: 1px;
}

.editor-toolbar-divider {
  width: 1px;
  height: 1.25rem;
  background: var(--color-border);
  margin: 0 0.375rem;
}

.editor-toolbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.375rem;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 500;
}

.editor-toolbar-btn:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.editor-toolbar-btn-active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.editor-toolbar-btn-active:hover {
  background: var(--color-accent-light);
  color: var(--color-accent-hover);
}

/* --- Bubble menu --- */

.bubble-menu {
  display: flex;
  align-items: center;
  gap: 1px;
  padding: 0.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-lg);
}

.bubble-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.375rem;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.8rem;
}

.bubble-menu-btn:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.bubble-menu-btn-active {
  color: var(--color-accent);
  background: var(--color-accent-light);
}

/* --- Sticky top bar (save + read toggle) --- */

.editor-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 20;
}

.editor-top-bar-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.editor-top-bar-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.editor-save-indicator {
  font-size: 0.75rem;
}

.editor-save-unsaved {
  color: var(--color-warning);
}

.editor-save-saved {
  color: var(--color-success);
}

.editor-save-error {
  color: var(--color-error);
}

.editor-save-hint {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  opacity: 0.6;
  padding: 0.15rem 0.4rem;
  background: var(--color-surface-hover);
  border-radius: 0.375rem;
  border: 1px solid var(--color-border);
}

.editor-save-button {
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: 0.5rem;
  border: none;
  background: var(--color-accent);
  color: white;
  cursor: pointer;
}

.editor-save-button:hover:not(:disabled) {
  background: var(--color-accent-hover);
}

.editor-save-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* --- Edit / Read mode toggle --- */

.editor-mode-toggle {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 0.5rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
}

.editor-mode-toggle:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

/* ============================================================
   Slash Command Popup
   ============================================================ */

.slash-cmd-popup {
  max-height: 320px;
  overflow-y: auto;
  min-width: 240px;
  max-width: 320px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-xl);
  padding: 0.25rem;
}

.slash-cmd-empty {
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
}

.slash-cmd-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  width: 100%;
  padding: 0.5rem 0.625rem;
  border: none;
  background: transparent;
  border-radius: 0.5rem;
  cursor: pointer;
  text-align: left;
}

.slash-cmd-item:hover,
.slash-cmd-item-active {
  background: var(--color-surface-hover);
}

.slash-cmd-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 0.375rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.slash-cmd-icon-text {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.slash-cmd-item-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.slash-cmd-item-title {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.slash-cmd-item-desc {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.slash-cmd-item-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: capitalize;
  border-radius: 999px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  vertical-align: middle;
  line-height: 1.4;
}

/* ============================================================
   Chat Prose (markdown in chat messages)
   ============================================================ */

.chat-prose {
  color: var(--color-text);
  line-height: 1.8;
  overflow-wrap: anywhere;
  word-break: break-word;
  font-family: "Bookerly", Georgia, "Times New Roman", serif;
}

.chat-prose > *:first-child {
  margin-top: 0;
}

.chat-prose > *:last-child {
  margin-bottom: 0;
}

.chat-prose h1,
.chat-prose h2,
.chat-prose h3,
.chat-prose h4,
.chat-prose h5,
.chat-prose h6 {
  color: var(--color-text);
  font-weight: 600;
  margin-top: 1.4em;
  margin-bottom: 0.5em;
  line-height: 1.3;
}

.chat-prose h1 {
  font-family: inherit;
  font-size: 1.6em;
  font-weight: 600;
}

.chat-prose h2 {
  font-family: inherit;
  font-size: 1.35em;
  font-weight: 600;
}

.chat-prose h3 {
  font-size: 1.15em;
}

.chat-prose h4 {
  font-size: 1em;
}

.chat-prose p {
  margin-bottom: 0.75em;
}

.chat-prose a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-word;
}

.chat-prose a:hover {
  color: var(--color-accent-hover);
}

.chat-prose strong {
  color: var(--color-text);
  font-weight: 700;
}

.chat-prose em {
  font-style: italic;
}

.chat-prose ul,
.chat-prose ol {
  margin-bottom: 0.75em;
  padding-left: 1.5em;
}

.chat-prose ul {
  list-style-type: disc;
}

.chat-prose ol {
  list-style-type: decimal;
}

.chat-prose li {
  margin-bottom: 0.2em;
}

.chat-prose li > p {
  margin-bottom: 0.25em;
}

.chat-prose li > ul,
.chat-prose li > ol {
  margin-top: 0.2em;
  margin-bottom: 0;
}

.chat-prose blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 0.4em 0.8em;
  margin: 0.75em 0;
  background: var(--color-surface);
  border-radius: 0 0.75rem 0.75rem 0;
  color: var(--color-text-secondary);
}

.chat-prose blockquote p:last-child {
  margin-bottom: 0;
}

.chat-prose code {
  font-family: "SF Mono", "Fira Code", "JetBrains Mono", monospace;
  font-size: 0.85em;
  background: var(--color-surface-hover);
  border: 1px solid var(--color-border);
  border-radius: 0.375rem;
  padding: 0.15em 0.35em;
  overflow-wrap: anywhere;
  word-break: break-all;
}


.chat-prose pre {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 0.875em 1em;
  overflow-x: auto;
  margin: 0.75em 0;
}

.chat-prose pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 0.82em;
  line-height: 1.6;
}

.chat-prose hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 1.5em 0;
}

.chat-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75em 0;
  font-size: 0.9em;
}

.chat-prose th {
  text-align: left;
  font-weight: 600;
  padding: 0.5em 0.65em;
  border-bottom: 2px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.85em;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chat-prose td {
  padding: 0.4em 0.65em;
  border-bottom: 1px solid var(--color-border);
}

.chat-prose tr:hover td {
  background: var(--color-surface-hover);
}

.chat-prose img {
  max-width: 100%;
  border-radius: 0.75rem;
  margin: 0.75em 0;
}

/* Task list checkboxes (GFM) */
.chat-prose input[type="checkbox"] {
  appearance: none;
  width: 1em;
  height: 1em;
  border: 1.5px solid var(--color-border-strong);
  border-radius: 0.25em;
  vertical-align: middle;
  margin-right: 0.4em;
  position: relative;
  cursor: pointer;
}

.chat-prose input[type="checkbox"]:checked {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.chat-prose input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ============================================================
   Report Block (in-editor)
   ============================================================ */

.report-block-wrapper {
  position: relative;
  margin: 1em 0;
  border-radius: 1rem;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.report-block-wrapper[data-selected] {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.report-block-toolbar {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.375rem 0.5rem;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.report-block-btn {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  border-radius: 0.375rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-muted);
  cursor: pointer;
}

.report-block-btn:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.report-block-btn-danger:hover {
  background: rgba(220, 38, 38, 0.08);
  color: var(--color-error);
  border-color: rgba(220, 38, 38, 0.25);
}

.report-block-source {
  position: relative;
}

.report-block-source-label {
  position: absolute;
  top: 0.375rem;
  right: 0.5rem;
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  opacity: 0.5;
  pointer-events: none;
}

.report-block-textarea {
  width: 100%;
  padding: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
  border: none;
  outline: none;
  font-family: "SF Mono", "Fira Code", "JetBrains Mono", monospace;
  font-size: 0.8rem;
  line-height: 1.5;
  resize: vertical;
  min-height: 100px;
}

.report-block-error {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(220, 38, 38, 0.04);
  color: var(--color-error);
  font-size: 0.8rem;
}

/* ─── Chat code block (syntax-highlighted) ─── */

.chat-code-block {
  position: relative;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  overflow: hidden;
  margin: 0.75em 0;
}

.chat-code-lang {
  position: absolute;
  top: 0.5rem;
  right: 0.75rem;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  opacity: 0.6;
  pointer-events: none;
  z-index: 1;
}

/* ─── Shiki output styling (shared by chat + code-viewer) ─── */

.syntax-block pre,
.code-viewer-highlighted pre {
  margin: 0;
  padding: 0.875em 1em;
  overflow-x: auto;
  font-family: "SF Mono", "Fira Code", "JetBrains Mono", monospace;
  font-size: 0.82em;
  line-height: 1.6;
  background: var(--color-surface) !important;
}

.syntax-block code,
.code-viewer-highlighted code {
  background: transparent !important;
  border: none !important;
  padding: 0 !important;
  font-family: inherit;
  font-size: inherit;
}

/* Shiki dual-theme: show the right theme based on data-theme */
.shiki,
.shiki span {
  color: var(--shiki-dark) !important;
  background-color: transparent !important;
}

@media (prefers-color-scheme: light) {
  .shiki,
  .shiki span {
    color: var(--shiki-light) !important;
  }
}

[data-theme="light"] .shiki,
[data-theme="light"] .shiki span {
  color: var(--shiki-light) !important;
}

/* ─── Code viewer (workspace file viewer) ─── */

.code-viewer-content pre {
  margin: 0;
}

.code-viewer-highlighted pre {
  padding: 0.5em 0;
}

.code-viewer-highlighted .line {
  padding: 0 1em;
  display: inline-block;
  width: 100%;
}

.code-viewer-highlighted .line:hover {
  background: var(--color-surface-hover);
}

/* ============================================================
   Mobile Drawer & Overlay
   ============================================================ */

.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(2px);
  animation: drawer-fade-in 200ms ease-out;
}

@keyframes drawer-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes drawer-slide-left {
  from { transform: translateX(-100%); }
  to { transform: translateX(0); }
}

@keyframes drawer-slide-right {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.drawer-left {
  animation: drawer-slide-left 200ms ease-out;
}

.drawer-right {
  animation: drawer-slide-right 200ms ease-out;
}

/* Prevent horizontal overflow on mobile */
html, body {
  overflow-x: hidden;
}