/* ═══════════════════════════════════════════════
   Phase 3 — Chat Experience
   Syntax highlight, copy code, edit, continue,
   tokens, timing
   ═══════════════════════════════════════════════ */

/* ── Code Block with Copy ── */
.code-block-wrap {
  position: relative;
  margin: 10px 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
}

.code-block-wrap pre {
  margin: 0;
  border: none;
  border-radius: 0;
}

.code-lang {
  font-size: 11px;
  color: var(--text-dim);
  background: var(--surface);
  padding: 4px 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.copy-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transition: all 0.2s;
  z-index: 2;
}
.code-block-wrap:hover .copy-btn { opacity: 1; }
.copy-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.copy-btn.copied {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
}

/* Highlight.js overrides for dark theme */
[data-theme="dark"] .hljs {
  background: var(--bg) !important;
}
[data-theme="light"] .hljs {
  background: #f6f8fa !important;
}

.code-block-wrap pre code {
  padding: 14px !important;
  font-size: 13px !important;
  line-height: 1.6 !important;
}

/* ── Edit button on user messages ── */
.msg.user .msg-actions { opacity: 0; }
.msg.user:hover .msg-actions { opacity: 1; }
.msg.user .msg-actions {
  border-top: none;
  justify-content: flex-end;
}

/* ── Continue / Regenerate buttons ── */
.continue-bar {
  display: flex;
  gap: 8px;
  justify-content: flex-start;
  margin-top: 4px;
  margin-bottom: 24px;
  margin-left: 42px; /* aligns with bot bubble */
}

.continue-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}
.continue-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Token / Time footer ── */
.msg-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-dim);
  opacity: 0.5;
}
.msg-footer span {
  display: flex;
  align-items: center;
  gap: 3px;
}

/* ── Session stats sidebar ── */
#session-stats {
  font-size: 10px;
  color: var(--text-dim);
  text-align: center;
  padding: 4px;
}

/* ── Table styling ── */
.msg-bubble table {
  border-collapse: collapse;
  width: 100%;
  margin: 10px 0;
  font-size: 13px;
}
.msg-bubble th, .msg-bubble td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
}
.msg-bubble th {
  background: var(--surface-hover);
  font-weight: 600;
  color: var(--text-bright);
}
.msg-bubble td { background: var(--surface); }

/* ── Blockquote ── */
.msg-bubble blockquote {
  border-left: 3px solid var(--accent);
  padding: 4px 12px;
  margin: 10px 0;
  color: var(--text-dim);
  background: var(--accent-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ── Lists ── */
.msg-bubble ul, .msg-bubble ol {
  padding-left: 20px;
  margin: 8px 0;
}
.msg-bubble li { margin-bottom: 4px; }

/* ── Headings ── */
.msg-bubble h1, .msg-bubble h2, .msg-bubble h3,
.msg-bubble h4, .msg-bubble h5, .msg-bubble h6 {
  color: var(--text-bright);
  margin: 16px 0 8px;
  line-height: 1.3;
}
.msg-bubble h1 { font-size: 20px; }
.msg-bubble h2 { font-size: 17px; }
.msg-bubble h3 { font-size: 15px; }
.msg-bubble h4 { font-size: 14px; }

/* ── Horizontal rule ── */
.msg-bubble hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 16px 0;
}

/* ── Inline code fix for light theme ── */
[data-theme="light"] .msg-bubble code {
  background: #eef1f5;
}