/* Subtle 1px divider against the sidebar so the embedded terminal
   doesn't visually bleed into the session list. The host is
   position:fixed and anchored to #messages' bounding rect, so its
   left edge sits exactly on the sidebar boundary. Color matches
   #main-area's existing border-left so the line reads as one
   continuous edge with the rest of the chrome. */
#tui-session-host {
  border-left: 1px solid var(--border-subtle);
}

/* Lazy-resume bar: shown in place of the composer when a born-TUI session is
   displayed read-only (no live PTY). Clicking Resume spawns claude --resume.
   Toggled by body.tui-suspended (set in session-tui-view.js). */
#tui-resume-bar { display: none; }
body.tui-suspended #input-area { display: none !important; }
body.tui-suspended #tui-resume-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 16px;
  padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 14px);
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
}
.tui-resume-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.tui-resume-btn:hover { filter: brightness(1.08); }
.tui-resume-btn:active { filter: brightness(0.95); }
.tui-resume-btn .lucide { width: 16px; height: 16px; }
.tui-resume-hint {
  font-size: 12px;
  color: var(--text-dimmer);
}
@media (max-width: 768px) {
  .tui-resume-hint { display: none; }
}

/* Policy notice that sits above the embedded xterm in fullscreen TUI
   sessions, explaining why this mode exists (post-2026-06-15 Agent SDK
   billing split). Thin so it doesn't eat terminal real estate. */
.tui-policy-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  padding: 6px 10px;
  margin-bottom: 4px;
  border-radius: 6px;
  background: rgba(80, 250, 123, 0.06);
  border: 1px solid rgba(80, 250, 123, 0.15);
  color: #b8b8b8;
  font-size: 11px;
  line-height: 1.3;
  font-family: "Roboto Mono", Menlo, Monaco, monospace;
}
.tui-policy-icon {
  color: #50fa7b;
  font-size: 9px;
  line-height: 1;
  flex-shrink: 0;
}
.tui-policy-text {
  flex: 1 1 auto;
  min-width: 0;
}
.tui-policy-learn-more {
  flex-shrink: 0;
  padding: 2px 8px;
  border: 1px solid rgba(80, 250, 123, 0.3);
  border-radius: 4px;
  background: transparent;
  color: #50fa7b;
  font: inherit;
  font-size: 10px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.tui-policy-learn-more:hover {
  background: rgba(80, 250, 123, 0.1);
  border-color: rgba(80, 250, 123, 0.5);
}
.tui-policy-dismiss {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  padding: 0;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: #888;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}
.tui-policy-dismiss:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #ddd;
}

/* Policy info modal. Themed via CSS vars so it follows light/dark. */
.tui-policy-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9600;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.tui-policy-modal-backdrop.hidden { display: none; }
.tui-policy-modal {
  width: min(560px, 100%);
  max-height: min(80vh, 720px);
  background: var(--sidebar-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 48px rgba(var(--shadow-rgb), 0.4);
  color: var(--text);
}
.tui-policy-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.tui-policy-modal-header h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}
.tui-policy-modal-close {
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-dimmer);
  font-size: 20px;
  cursor: pointer;
}
.tui-policy-modal-close:hover {
  background: rgba(var(--overlay-rgb), 0.05);
  color: var(--text);
}
.tui-policy-modal-body {
  padding: 16px 18px 20px;
  overflow-y: auto;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-secondary);
}
.tui-policy-modal-body p {
  margin: 0 0 12px;
}
.tui-policy-modal-body ul {
  margin: 0 0 12px;
  padding-left: 20px;
}
.tui-policy-modal-body li {
  margin-bottom: 6px;
}
.tui-policy-modal-body code {
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--code-bg);
  color: var(--accent);
  font-size: 12px;
  font-family: "Roboto Mono", monospace;
}
.tui-policy-modal-body strong {
  color: var(--text);
}
.tui-policy-modal-body h3 {
  margin: 18px 0 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.tui-policy-modal-body ol {
  margin: 0 0 12px;
  padding-left: 20px;
}
.tui-policy-modal-body ol li {
  margin-bottom: 6px;
}
.tui-policy-modal-body a {
  color: var(--accent2);
}
.tui-policy-modal-body a:hover {
  text-decoration: underline;
}
.tui-policy-modal-links {
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-dimmer);
}

/* Maintainer note: visually distinct from the technical explanation
   above so it reads as a personal aside, not just more documentation. */
.tui-policy-maintainer-note {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 3px solid var(--accent);
  background: rgba(var(--overlay-rgb), 0.04);
  border-radius: 0 8px 8px 0;
}
.tui-policy-maintainer-note h3 {
  margin-top: 0;
}
.tui-policy-maintainer-note p {
  margin-bottom: 10px;
  color: var(--text-secondary);
}
.tui-policy-maintainer-note p:last-of-type {
  margin-bottom: 0;
}
.tui-policy-signature {
  margin-top: 12px !important;
  color: var(--text-dimmer) !important;
  font-style: italic;
  font-size: 12px;
}

/* tui-attention.css
   Banner + modal for "claude TUI session needs your input" notifications.
   The banner sits at the top of the viewport above any project content;
   the modal is a centered backdropped overlay that mounts a transient
   xterm attached to the same PTY. */

.tui-attention-banner {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9000;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 320px;
  max-width: min(640px, calc(100vw - 24px));
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--sidebar-bg);
  border: 1px solid var(--border);
  box-shadow: 0 6px 24px rgba(var(--shadow-rgb), 0.35);
  font-size: 13px;
  color: var(--text);
}
.tui-attention-banner.hidden { display: none; }
.tui-attention-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: #50fa7b;
  color: #000;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Roboto Mono", monospace;
  flex-shrink: 0;
}
.tui-attention-text {
  flex: 1 1 auto;
  min-width: 0;
}
.tui-attention-title {
  font-weight: 500;
}
.tui-attention-message {
  margin-top: 1px;
  color: var(--text-muted);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tui-attention-open {
  padding: 6px 14px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #000;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  flex-shrink: 0;
}
.tui-attention-open:hover { background: var(--accent-hover); }
.tui-attention-dismiss {
  padding: 0;
  width: 22px;
  height: 22px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-dimmer);
  font-size: 18px;
  cursor: pointer;
  flex-shrink: 0;
}
.tui-attention-dismiss:hover {
  background: rgba(var(--overlay-rgb), 0.05);
  color: var(--text);
}

/* Modal: centered xterm overlay. */
.tui-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9500;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.tui-modal-backdrop.hidden { display: none; }
.tui-modal {
  width: min(960px, 100%);
  height: min(640px, 100%);
  background: #000;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.6);
}
.tui-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--sidebar-bg);
  border-bottom: 1px solid var(--border);
  color: var(--text);
  flex-shrink: 0;
}
.tui-modal-title {
  font-size: 13px;
  font-weight: 500;
}

/* Breadcrumb header: [icon] ProjectName › SessionName */
.tui-modal-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  min-width: 0;
  overflow: hidden;
}
.tui-modal-project-icon {
  font-size: 14px;
  line-height: 1;
  flex-shrink: 0;
}
.tui-modal-project-name {
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
  flex-shrink: 0;
}
.tui-modal-sep {
  color: var(--text-dimmer);
  flex-shrink: 0;
}
.tui-modal-session-name {
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.tui-modal-close {
  width: 26px;
  height: 26px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-dimmer);
  font-size: 18px;
  cursor: pointer;
}
.tui-modal-close:hover {
  background: rgba(var(--overlay-rgb), 0.05);
  color: var(--text);
}
.tui-modal-body {
  flex: 1 1 auto;
  position: relative;
  overflow: hidden;
  padding: 4px;
  background: #000;
}

/* ============================================================
   What's New carousel
   ============================================================ */
.whats-new-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9600;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity 160ms ease;
}
.whats-new-backdrop.show { opacity: 1; }
.whats-new-card {
  position: relative;
  width: min(440px, 100%);
  max-height: min(80vh, 640px);
  background: var(--sidebar-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 48px rgba(var(--shadow-rgb), 0.4);
  color: var(--text);
}
.whats-new-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: rgba(var(--overlay-rgb), 0.08);
  color: var(--text-dimmer);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.whats-new-close:hover {
  background: rgba(var(--overlay-rgb), 0.15);
  color: var(--text);
}
.whats-new-image-slot {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2, var(--accent)) 100%);
  flex-shrink: 0;
  overflow: hidden;
  display: block;
}
.whats-new-image-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.whats-new-image-slot.empty {
  aspect-ratio: 16 / 6;
}
.whats-new-body {
  padding: 18px 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}
.whats-new-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dimmer);
}
.whats-new-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
}
.whats-new-summary {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-secondary);
}
.whats-new-read-more {
  align-self: flex-start;
  margin-top: 6px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  border: none;
  border-radius: 7px;
  background: var(--accent);
  color: var(--accent-contrast, #fff);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
}
.whats-new-read-more:hover {
  filter: brightness(1.08);
}
.whats-new-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px 14px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.whats-new-nav.hidden { display: none; }
.whats-new-prev,
.whats-new-next {
  width: 30px;
  height: 30px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-dimmer);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.whats-new-prev:hover,
.whats-new-next:hover {
  background: rgba(var(--overlay-rgb), 0.08);
  color: var(--text);
}
.whats-new-prev:disabled,
.whats-new-next:disabled {
  opacity: 0.35;
  cursor: default;
}
.whats-new-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}
.whats-new-dot {
  width: 7px;
  height: 7px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--text-dimmer);
  opacity: 0.35;
  cursor: pointer;
  transition: opacity 120ms ease, transform 120ms ease;
}
.whats-new-dot.active {
  opacity: 1;
  background: var(--accent);
  transform: scale(1.2);
}

/* ============================================================
   Home page "What's New" index (title-only list, blog-style)
   ============================================================ */
.hub-whats-new {
  display: flex;
  flex-direction: column;
}
.hub-whats-new-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 4px;
  border: none;
  background: transparent;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  transition: background 120ms ease;
  width: 100%;
}
.hub-whats-new-item:last-child {
  border-bottom: none;
}
.hub-whats-new-item:hover {
  background: rgba(var(--overlay-rgb), 0.04);
}
.hub-whats-new-item-date {
  font-size: 11px;
  color: var(--text-dimmer);
  flex-shrink: 0;
  width: 84px;
  font-variant-numeric: tabular-nums;
}
.hub-whats-new-item-title {
  margin: 0;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--text);
  flex: 1 1 auto;
  min-width: 0;
}

/* ============================================================
   Whats New article (blog-style reading view)
   ============================================================
   Mirrors #home-hub positioning: absolute inset:0 inside
   #main-area so the icon strip, top bar, and any other chrome
   outside #main-area stay visible. Sidebar-column (inside
   main-area) is covered, same as home-hub. */
#whats-new-article {
  position: absolute;
  inset: 0;
  z-index: 210;
  background: var(--bg);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  border-top-left-radius: 8px;
}
#whats-new-article.hidden { display: none; }
.wna-toolbar {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  padding: 12px 20px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  z-index: 1;
}
.wna-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
}
.wna-back:hover {
  background: rgba(var(--overlay-rgb), 0.06);
  color: var(--text);
}
.wna-content {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  padding: 56px 32px 96px;
  box-sizing: border-box;
}
.wna-date {
  font-size: 12px;
  color: var(--text-dimmer);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}
.wna-title {
  margin: 0 0 32px;
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
  letter-spacing: -0.01em;
}
.wna-body {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}
.wna-body p {
  margin: 0 0 18px;
}
.wna-body p:last-child { margin-bottom: 0; }
.wna-body h3 {
  margin: 36px 0 12px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.005em;
}
.wna-body ul, .wna-body ol {
  margin: 0 0 18px;
  padding-left: 22px;
}
.wna-body li {
  margin-bottom: 8px;
}
.wna-body code {
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--code-bg);
  color: var(--accent);
  font-size: 13px;
  font-family: "Roboto Mono", monospace;
}
.wna-body strong { color: var(--text); font-weight: 600; }
.wna-body em { color: var(--text-secondary); }
.wna-body a { color: var(--accent2); }
.wna-body a:hover { text-decoration: underline; }
@media (max-width: 640px) {
  .wna-content { padding: 32px 20px 80px; }
  .wna-title { font-size: 26px; }
}