/* ── Berry Show v3 Design System ── */
:root {
  /* Brand palette */
  --near-black: #101010;
  --dark-gray: #202020;
  --accent: #F2006D;
  --light-gray: #E0E0E0;
  --near-white: #F0F0F0;

  /* Semantic tokens — Light mode (default) */
  --bg: var(--near-white);
  --surface: #FFFFFF;
  --surface2: var(--near-white);
  --text: var(--near-black);
  --text2: #6B6B6B;
  --border: #D0D0D0;
  --accent-hover: #D0005E;
  --success: #2E7D32;
  --error: #C62828;
  --warning: #F9A825;

  --font-sans: 'Montserrat', 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-serif: 'Montserrat', Georgia, serif;
  --radius: 0px; /* Sharp corners — brand rule */
  --mono: 'Space Grotesk', 'SF Mono', 'Fira Code', 'Consolas', monospace;
  --sidebar-width: 220px;
}

/* Dark mode */
[data-theme="dark"] {
  --bg: var(--near-black);
  --surface: var(--dark-gray);
  --surface2: #2a2a2a;
  --text: var(--near-white);
  --text2: #9E9E9E;
  --border: #3a3a3a;
  --accent-hover: #FF1A7E;
  --success: #43A047;
  --error: #E53935;
  --warning: #FFC107;
}

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

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background 0.2s, color 0.2s;
}

/* ── Login Overlay ── */
#login-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 360px;
}

.login-card input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
}

.login-card input:focus {
  outline: none;
  border-color: var(--accent);
}

/* ── Layout ── */
#app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Mobile Header (hidden on desktop) ── */
#mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 52px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  z-index: 900;
}

.hamburger-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 20px;
  padding: 4px 10px;
  cursor: pointer;
  line-height: 1;
  margin-right: 4px;
}

.hamburger-btn:hover {
  background: var(--surface2);
}

/* ── Sidebar Overlay (mobile backdrop) ── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
}

.sidebar-overlay.active {
  display: block;
}

/* ── Sidebar Close Button (mobile, hidden on desktop) ── */
.sidebar-close-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text2);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  margin-left: auto;
}

.sidebar-close-btn:hover {
  color: var(--text);
}

/* ── Sidebar ── */
#sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 0;
}

.sidebar-header {
  padding: 20px 16px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 24px;
  height: 24px;
  background: var(--accent);
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.logo-sub {
  font-size: 11px;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
}

.nav-list {
  list-style: none;
  padding: 8px 0;
  flex: 1;
}

.nav-list li {
  margin: 2px 8px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  color: var(--text2);
  text-decoration: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s;
}

.nav-link:hover {
  background: var(--surface2);
  color: var(--text);
}

.nav-link.active {
  background: var(--accent);
  color: #fff;
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text2);
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  display: inline-block;
}

.status-dot.error { background: var(--error); }
.status-dot.warn { background: var(--warning); }

/* ── Theme Toggle ── */
.theme-toggle {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text2);
  font-size: 13px;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.theme-toggle:hover {
  border-color: var(--text2);
  color: var(--text);
}

/* ── Logout Button ── */
.logout-btn {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text2);
  font-size: 12px;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.logout-btn:hover {
  border-color: var(--error);
  color: var(--error);
  background: rgba(198, 40, 40, 0.08);
}

/* ── Main Content ── */
#content {
  flex: 1;
  overflow-y: auto;
  padding: 24px 32px;
}

/* ── Loading ── */
.loading {
  text-align: center;
  color: var(--text2);
  padding: 60px 0;
  font-size: 14px;
}

/* ── Headings ── */
h2 {
  font-family: var(--font-sans);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text);
}

h2 + .subtitle {
  color: var(--text2);
  font-size: 13px;
  margin-bottom: 20px;
}

/* ── Breadcrumb ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--text2);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--accent);
  text-decoration: none;
  cursor: pointer;
}

.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { color: var(--border); }

/* ── File/Folder List ── */
.file-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.file-item {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.1s;
  gap: 12px;
}

.file-item:last-child { border-bottom: none; }
.file-item:hover { background: var(--surface2); }

.file-icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.file-name {
  flex: 1;
  font-weight: 500;
  font-size: 14px;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-meta {
  font-size: 12px;
  color: var(--text2);
  display: flex;
  gap: 16px;
  flex-shrink: 0;
}

.file-size { min-width: 70px; text-align: right; }
.file-date { min-width: 140px; }

/* ── Buttons ── */
.btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.btn:hover { background: var(--surface2); border-color: var(--text2); }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-hover); }

/* ── File Viewer (Enhanced) ── */
.file-viewer {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.file-viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
  gap: 12px;
}

.file-viewer-title-group {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.file-viewer-title {
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-viewer-meta {
  font-size: 12px;
  color: var(--text2);
  flex-shrink: 0;
}

.file-viewer-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.file-viewer-path {
  padding: 6px 16px;
  font-size: 11px;
  font-family: var(--mono);
  color: var(--text2);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-viewer-body {
  padding: 16px;
  overflow-x: auto;
}

/* ── Code Block with Line Numbers ── */
.code-block {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.65;
  white-space: pre;
  word-break: normal;
  overflow-x: auto;
  color: var(--text);
  margin: 0;
  padding: 0;
}

.code-line {
  display: block;
}

.code-line:hover {
  background: var(--surface2);
}

.line-num {
  display: inline-block;
  min-width: 3.5em;
  padding-right: 1.2em;
  text-align: right;
  color: var(--text2);
  opacity: 0.45;
  user-select: none;
  font-size: 12px;
}

.line-content {
  white-space: pre;
}

/* ── Download Button in File Viewer ── */
.file-viewer-actions .btn[href] {
  text-decoration: none;
}

/* ── Binary Notice ── */
.file-viewer-body .binary-notice {
  text-align: center;
  padding: 60px 20px;
  color: var(--text2);
}

.file-viewer-body .binary-notice .icon { font-size: 48px; margin-bottom: 12px; }

.file-viewer-body .binary-notice .binary-label {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.file-viewer-body .binary-notice .binary-filename {
  font-size: 14px;
  font-family: var(--mono);
  color: var(--text2);
  margin-bottom: 4px;
}

.file-viewer-body .binary-notice .size { font-size: 14px; margin-top: 4px; }

.file-viewer-body img {
  max-width: 100%;
  max-height: 70vh;
  display: block;
  margin: 0 auto;
  border-radius: var(--radius);
}

/* ── Markdown toggle button ── */
.btn.md-toggle-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Markdown rendered */
.markdown-body {
  font-size: 14px;
  line-height: 1.7;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
  margin-top: 1.2em;
  margin-bottom: 0.4em;
  font-family: var(--font-sans);
  font-weight: 700;
}

.markdown-body h1 { font-size: 24px; }
.markdown-body h2 { font-size: 20px; }
.markdown-body h3 { font-size: 16px; }

.markdown-body p { margin-bottom: 0.8em; }

.markdown-body ul, .markdown-body ol {
  margin-left: 1.5em;
  margin-bottom: 0.8em;
}

.markdown-body li { margin-bottom: 0.3em; }

.markdown-body code {
  background: var(--surface2);
  padding: 2px 6px;
  border-radius: 0px;
  font-family: var(--mono);
  font-size: 13px;
}

.markdown-body pre {
  background: var(--bg);
  padding: 16px;
  border-radius: var(--radius);
  overflow-x: auto;
  margin-bottom: 1em;
}

.markdown-body pre code {
  background: none;
  padding: 0;
}

.markdown-body a { color: var(--accent); }
.markdown-body a:hover { color: var(--accent-hover); }

.markdown-body blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  margin-left: 0;
  color: var(--text2);
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1em;
}

.markdown-body th, .markdown-body td {
  padding: 8px 12px;
  border: 1px solid var(--border);
  text-align: left;
}

.markdown-body th {
  background: var(--surface2);
  font-weight: 600;
}

/* ── Agent Cards ── */
.agent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.agent-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.agent-card .agent-emoji {
  font-size: 32px;
  margin-bottom: 8px;
}

.agent-card .agent-name {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 2px;
}

.agent-card .agent-role {
  color: var(--text2);
  font-size: 13px;
  margin-bottom: 12px;
}

.agent-card .agent-detail {
  font-size: 13px;
  color: var(--text2);
  margin-bottom: 4px;
}

/* ── Activity Feed ── */
.activity-feed {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.activity-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.activity-icon {
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.activity-body { flex: 1; }

.activity-label {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 2px;
}

.activity-meta {
  font-size: 12px;
  color: var(--text2);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.activity-item.error { border-left: 3px solid var(--error); }
.activity-item.complete { border-left: 3px solid var(--success); }

/* ── Calendar ── */
.calendar-month {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.calendar-header-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}

.calendar-day-name {
  padding: 8px;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-cell {
  min-height: 80px;
  padding: 6px;
  border: 1px solid var(--border);
  font-size: 12px;
}

.calendar-cell.other-month { color: var(--text2); opacity: 0.4; }
.calendar-cell.today { background: var(--surface2); }

.calendar-cell .day-num {
  font-weight: 600;
  margin-bottom: 4px;
}

.calendar-event {
  background: var(--accent);
  color: #fff;
  padding: 2px 6px;
  border-radius: 0px;
  font-size: 11px;
  margin-bottom: 2px;
  display: block;
}

/* ── Filter Bar ── */
.filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text2);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-sans);
}

.filter-btn:hover { border-color: var(--text2); }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── Sync Status Bar ── */
.sync-bar {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text2);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.sync-bar span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Kanban Board ── */
.kanban-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.kanban-filters {
  display: flex;
  gap: 8px;
  margin-left: auto;
}

.kanban-select {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
}

.kanban-select:hover {
  border-color: var(--text2);
}

.kanban-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  min-height: 400px;
}

.kanban-column {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  min-height: 200px;
}

.kanban-column-header {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
}

.kanban-column-title {
  letter-spacing: 0.02em;
}

.kanban-column-count {
  background: var(--border);
  color: var(--text);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 0;
  min-width: 24px;
  text-align: center;
}

.kanban-column-body {
  flex: 1;
  padding: 8px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 100px;
  transition: background 0.15s;
}

.kanban-column-body.kanban-drag-over {
  background: rgba(242, 0, 109, 0.05);
}

.kanban-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  cursor: grab;
  transition: box-shadow 0.15s, transform 0.1s;
}

.kanban-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.kanban-card.kanban-dragging {
  opacity: 0.5;
  cursor: grabbing;
}

.kanban-card-editing {
  cursor: default;
}

.kanban-card-title {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
  color: var(--text);
}

.kanban-card-desc {
  font-size: 12px;
  color: var(--text2);
  margin-bottom: 8px;
  line-height: 1.4;
}

.kanban-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
  font-size: 12px;
}

.kanban-card-assignee {
  color: var(--text2);
}

.kanban-card-due {
  color: var(--text2);
}

.kanban-card-due.overdue {
  color: var(--error);
  font-weight: 600;
}

.kanban-card-priority {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 0;
  letter-spacing: 0.03em;
}

.kanban-card-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 8px;
}

.kanban-label {
  font-size: 11px;
  padding: 1px 8px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 0;
  color: var(--text2);
}

.kanban-card-actions {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.kanban-card-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2px 6px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text2);
  transition: all 0.15s;
}

.kanban-card-btn:hover {
  background: var(--surface2);
  color: var(--text);
  border-color: var(--text2);
}

.kanban-card-btn-danger:hover {
  background: rgba(198, 40, 40, 0.08);
  border-color: var(--error);
  color: var(--error);
}

/* Kanban Add/Edit Form */
.kanban-add-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}

.kanban-add-form-title {
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 12px;
  font-family: var(--font-sans);
}

.kanban-edit-input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  margin-bottom: 8px;
}

.kanban-edit-input:focus {
  outline: none;
  border-color: var(--accent);
}

.kanban-edit-textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  min-height: 60px;
  resize: vertical;
  margin-bottom: 8px;
}

.kanban-edit-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.kanban-edit-row {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.kanban-edit-select {
  flex: 1;
  min-width: 120px;
}

.kanban-edit-date {
  flex: 1;
  min-width: 140px;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

/* ── Empty State ── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text2);
}

.empty-state .icon { font-size: 48px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* ── Responsive ── */
@media (max-width: 768px) {
  #mobile-header {
    display: flex;
  }

  #app {
    flex-direction: column;
    padding-top: 52px; /* mobile header height */
  }

  #sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 260px;
    min-width: 260px;
    z-index: 999;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

  #sidebar.open {
    transform: translateX(0);
  }

  .sidebar-close-btn {
    display: block;
  }

  #content {
    padding: 16px;
  }

  .file-meta {
    display: none;
  }

  .file-name {
    font-size: 13px;
  }

  .login-card {
    margin: 16px;
  }

  h2 {
    font-size: 22px;
  }

  .agent-grid {
    grid-template-columns: 1fr;
  }

  .calendar-cell {
    min-height: 50px;
    padding: 4px;
    font-size: 11px;
  }

  .calendar-event {
    font-size: 10px;
    padding: 1px 4px;
  }

  .activity-meta {
    flex-direction: column;
    gap: 4px;
  }

  .kanban-board {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .kanban-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .kanban-filters {
    margin-left: 0;
    flex-wrap: wrap;
  }

  .kanban-column {
    min-height: 100px;
  }

  /* File viewer — full-screen on mobile */
  .file-viewer {
    border-radius: 0;
    border-left: none;
    border-right: none;
    margin: -16px;
    width: calc(100% + 32px);
  }

  .file-viewer-header {
    flex-wrap: wrap;
    padding: 10px 12px;
  }

  .file-viewer-title-group {
    flex: 1 1 100%;
    order: 2;
  }

  .file-viewer-actions {
    flex: 1;
    order: 1;
    margin-bottom: 8px;
  }

  .file-viewer-title {
    font-size: 14px;
  }

  .file-viewer-meta {
    font-size: 11px;
  }

  .file-viewer-path {
    font-size: 10px;
    padding: 4px 12px;
  }

  .file-viewer-body {
    padding: 12px;
  }

  .code-block {
    font-size: 12px;
    line-height: 1.55;
  }

  .line-num {
    min-width: 2.5em;
    font-size: 11px;
  }

  .btn {
    padding: 8px 12px;
    font-size: 14px;
    min-height: 36px;
  }
}
/* ── Settings ── */
.settings-page { max-width: 480px; }
.settings-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 20px;
}
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-group input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  box-sizing: border-box;
}
.form-group input:focus {
  outline: none;
  border-color: var(--accent);
}