/* --- Rewindable user messages (always active) --- */
/* Rewind button now lives inside .msg-actions bar (see messages.css).
   Visibility is handled by .msg-action-btn opacity hover rules. */

/* --- Rewind mode (timeline visible, strong markers) --- */
#app.rewind-mode .msg-user[data-uuid] .bubble {
  box-shadow: 0 0 0 2px var(--accent);
}

#app.rewind-mode .msg-user[data-uuid] .bubble:hover {
  box-shadow: 0 0 0 2px var(--accent-hover), 0 0 12px var(--accent-20);
}

#app.rewind-mode .msg-user[data-uuid] .msg-user-rewind-btn {
  opacity: 1;
  color: var(--accent);
}

#app.rewind-mode .msg-user:not([data-uuid]) { opacity: 0.35; }
#app.rewind-mode .msg-assistant { opacity: 0.5; }
#app.rewind-mode .tool-item { opacity: 0.4; }
#app.rewind-mode .thinking-item { opacity: 0.4; }
#app.rewind-mode .permission-container { opacity: 0.4; }

.rewind-mode-banner {
  position: absolute;
  bottom: 76px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 12px 8px 14px;
  font-size: 12px;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-alt);
  border: 1px solid var(--accent-25);
  border-radius: 20px;
  box-shadow: 0 4px 16px rgba(var(--shadow-rgb), 0.3);
  z-index: 10;
  white-space: nowrap;
}

.rewind-mode-banner .lucide { width: 14px; height: 14px; }

.rewind-banner-text {
  font-weight: 500;
}

.rewind-exit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: none;
  background: var(--accent-15);
  color: var(--accent);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: background 0.15s;
}

.rewind-exit-btn .lucide { width: 12px; height: 12px; }
.rewind-exit-btn:hover { background: var(--accent-30); }

/* --- Rewind timeline --- */
.rewind-timeline {
  position: absolute;
  right: 8px;
  z-index: 10;
  pointer-events: none;
}

.rewind-timeline-track {
  position: relative;
  width: 2px;
  height: 100%;
  margin-left: auto;
  margin-right: 4px;
  background: var(--border);
  border-radius: 1px;
}

.rewind-timeline-viewport {
  position: absolute;
  left: -3px;
  width: 8px;
  background: var(--accent-20);
  border-radius: 4px;
  pointer-events: none;
  transition: top 0.1s ease, height 0.1s ease;
}

.rewind-timeline-marker {
  position: absolute;
  right: -5px;
  transform: translateY(-50%);
  height: 26px;
  max-width: 160px;
  padding: 0 10px 0 7px;
  border-radius: 13px;
  background: var(--bg-alt);
  border: 1.5px solid var(--border);
  cursor: pointer;
  pointer-events: all;
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
  z-index: 1;
}

.rewind-timeline-marker .lucide {
  width: 13px;
  height: 13px;
  color: var(--text-dimmer);
  flex-shrink: 0;
  transition: color 0.15s;
}

.rewind-timeline-marker .marker-date {
  font-size: 10px;
  color: var(--text-dimmer);
  white-space: nowrap;
  flex-shrink: 0;
}
.rewind-timeline-marker .marker-text {
  font-size: 11px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.15s;
}

.rewind-timeline-marker:hover {
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(var(--shadow-rgb), 0.3);
}

.rewind-timeline-marker:hover .lucide,
.rewind-timeline-marker:hover .marker-text {
  color: var(--accent);
}

.rewind-timeline-marker.in-view {
  border-color: var(--accent);
  background: var(--accent-bg);
}

.rewind-timeline-marker.in-view .lucide,
.rewind-timeline-marker.in-view .marker-text {
  color: var(--accent);
}

@media (max-width: 768px) {
  .rewind-timeline-marker { max-width: 120px; height: 22px; padding: 0 7px 0 5px; gap: 3px; }
  .rewind-timeline-marker .lucide { width: 11px; height: 11px; }
  .rewind-timeline-marker .marker-text { font-size: 10px; }
}

.sys-msg {
  max-width: var(--content-width);
  margin: 6px auto;
  padding: 0 20px;
  text-align: center;
}

.sys-msg .sys-text {
  font-size: 12px;
  color: var(--text-dimmer);
  font-style: italic;
}

.sys-msg.error .sys-text { color: var(--error); }

/* ==========================================================================
   Context Card (browser tab preview shown between user msg and assistant response)
   ========================================================================== */

.context-card {
  max-width: 400px;
  margin: 8px auto 12px;
  padding: 12px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(var(--shadow-rgb), 0.08);
}

.context-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  font-weight: 500;
}

.context-card-header .context-card-icon {
  opacity: 0.7;
  display: inline-flex;
  align-items: center;
}
.context-card-header .context-card-icon .lucide {
  width: 14px;
  height: 14px;
}

.context-card-screenshot {
  display: block;
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  border-radius: 8px;
  background: var(--bg);
  cursor: pointer;
  transition: transform 0.15s ease;
}

.context-card-screenshot:hover {
  transform: scale(1.01);
}

.context-card-skeleton {
  width: 100%;
  height: 120px;
  border-radius: 8px;
  background: var(--bg);
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.context-card-meta {
  display: flex;
  align-items: center;
  margin-top: 8px;
  gap: 6px;
}
.context-card-favicon {
  width: 14px;
  height: 14px;
  border-radius: 2px;
  flex-shrink: 0;
  object-fit: contain;
}

.context-card-title {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
  flex: 1;
  min-width: 0;
}

.context-card-domain {
  font-size: 11px;
  color: var(--text-dimmer);
  font-family: monospace;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ==========================================================================
   Activity Indicator
   ========================================================================== */

.activity-inline {
  max-width: var(--content-width);
  margin: 10px auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--accent2);
}

.activity-inline-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
}

.activity-inline .activity-icon {
  display: inline-flex;
  animation: sparkle 2s ease-in-out infinite;
  flex-shrink: 0;
}

.activity-inline .activity-icon .lucide {
  width: 16px;
  height: 16px;
}

.activity-inline .activity-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: linear-gradient(90deg, var(--accent2) 0%, var(--accent2-hover) 50%, var(--accent2) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: text-shimmer 3s ease-in-out infinite;
}

@keyframes text-shimmer {
  0% { background-position: 200% center; }
  100% { background-position: -200% center; }
}

/* ==========================================================================
   AskUserQuestion
   ========================================================================== */

.ask-user-container {
  max-width: var(--content-width);
  margin: 12px auto;
  padding: 0 20px;
}

.ask-user-question {
  margin-bottom: 14px;
}

.ask-user-question-header {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.ask-user-question-text {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 10px;
}

.ask-user-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.ask-user-option {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 16px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  text-align: left;
  max-width: 100%;
  color: inherit;
  font-family: inherit;
}

.ask-user-option:hover {
  background: var(--accent2-8);
  border-color: var(--accent2);
}

.ask-user-option .option-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.ask-user-option .option-markdown {
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  line-height: 1.4;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin-top: 6px;
  white-space: pre;
  overflow-x: auto;
  color: var(--text-dimmer);
}

.ask-user-option .option-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 3px;
}

.ask-user-option.selected {
  border-color: var(--accent2);
  background: var(--accent2-bg);
}

.ask-user-other {
  display: flex;
  gap: 8px;
  align-items: center;
}

.ask-user-other input {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.2s;
}

.ask-user-other input:focus { border-color: var(--text-dimmer); }
.ask-user-other input::placeholder { color: var(--text-muted); }

.ask-user-submit {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s;
}

.ask-user-submit:hover { background: var(--accent-hover); }
.ask-user-submit:disabled { opacity: 0.4; cursor: default; }

.ask-user-skip {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 7px 18px;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.ask-user-skip:hover {
  background: rgba(var(--overlay-rgb), 0.04);
  color: var(--text-secondary);
  border-color: var(--text-dimmer);
}

.ask-user-container.answered .ask-user-skip { display: none; }

.ask-user-container.answered .ask-user-option { cursor: default; opacity: 0.5; }
.ask-user-container.answered .ask-user-option.selected { opacity: 1; }
.ask-user-container.answered .ask-user-other input { opacity: 0.5; pointer-events: none; }
.ask-user-container.answered .ask-user-submit { display: none; }

/* Answer summary (shown after answering and during replay) */
.ask-user-answer-summary {
  margin-top: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(var(--overlay-rgb), 0.06);
  border: 1px solid var(--border-subtle);
}
.ask-user-answer-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 4px 0;
}
.ask-user-answer-row + .ask-user-answer-row {
  border-top: 1px solid var(--border-subtle);
  margin-top: 4px;
  padding-top: 8px;
}
.ask-user-answer-label {
  font-size: 11px;
  color: var(--text-dimmer);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.ask-user-answer-value {
  font-size: 13px;
  color: var(--text);
  line-height: 1.4;
  white-space: pre-wrap;
}

/* ==========================================================================
   Permission Request
   ========================================================================== */

.permission-container {
  max-width: var(--content-width);
  margin: 12px auto;
  padding: 0 20px;
}

.permission-container > :not(:last-child) { margin-bottom: 0; }

.permission-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(var(--overlay-rgb), 0.03);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: 12px 12px 0 0;
  color: var(--text-secondary);
}

.permission-icon { display: inline-flex; flex-shrink: 0; color: var(--text-muted); }
.permission-icon .lucide { width: 16px; height: 16px; }
.permission-title { font-size: 13px; font-weight: 500; }

.permission-body {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-top: none;
  border-bottom: none;
  background: rgba(var(--overlay-rgb), 0.015);
}

.permission-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.permission-tool-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
  flex-shrink: 0;
}

.permission-tool-desc {
  font-size: 13px;
  color: var(--text-muted);
  font-family: "Roboto Mono", monospace;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.permission-reason {
  font-size: 12px;
  color: var(--text-dimmer);
  font-style: italic;
  margin-bottom: 8px;
}

.permission-details { margin-top: 8px; }
.permission-details summary {
  font-size: 12px;
  color: var(--text-dimmer);
  cursor: pointer;
  user-select: none;
  padding: 4px 0;
}
.permission-details summary:hover { color: var(--text-muted); }

.permission-details pre {
  background: var(--code-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: "Roboto Mono", monospace;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-all;
  margin: 6px 0 0;
  max-height: 200px;
  overflow-y: auto;
}

.permission-actions {
  display: flex;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 12px 12px;
  background: rgba(var(--overlay-rgb), 0.015);
}

.permission-btn {
  padding: 7px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: opacity 0.15s, background 0.15s;
}

.permission-btn:hover { opacity: 0.85; }

.permission-allow { background: var(--text-dimmer); color: #fff; }
.permission-allow:hover { background: var(--text-muted); opacity: 1; }
.permission-allow-session { background: var(--bg-alt); color: var(--text-secondary); border-color: var(--border); }
.permission-allow-session:hover { background: var(--input-bg); opacity: 1; }
.permission-deny { background: transparent; border-color: var(--border); color: var(--text-muted); }
.permission-deny:hover { background: var(--error-8); border-color: var(--error); color: var(--error); opacity: 1; }

/* Resolved states */
.permission-container.resolved .permission-btn { display: none; }
.permission-decision-label { font-size: 13px; font-weight: 500; }

.permission-container.resolved-allowed .permission-decision-label { color: var(--text-muted); }

.permission-container.resolved-denied .permission-header {
  border-color: var(--error-15);
}
.permission-container.resolved-denied .permission-body { border-color: var(--error-15); }
.permission-container.resolved-denied .permission-actions { border-color: var(--error-15); }
.permission-container.resolved-denied .permission-decision-label { color: var(--error); }

.permission-container.resolved-cancelled .permission-decision-label { color: var(--text-dimmer); }

.permission-container.resolved { opacity: 0.5; }

/* ==========================================================================
   Images
   ========================================================================== */

.bubble-images {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.bubble-images:last-child { margin-bottom: 0; }

.bubble-img {
  max-width: 240px;
  max-height: 180px;
  border-radius: 12px;
  object-fit: cover;
  cursor: pointer;
}

.bubble-img:hover { opacity: 0.85; }

.bubble-img-expired {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 160px;
  height: 100px;
  border-radius: 12px;
  background: var(--bg-alt, #2a2a2e);
  color: var(--text-dimmer, #666);
  font-size: 12px;
  border: 1px dashed var(--border, #444);
}