/* ============================================================
   personal-agent — main.css
   最小自定义样式，其余交由 Tailwind CSS 处理
   ============================================================ */

/* ── 平滑滚动 ─────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
}

/* ── 流式打字光标动画 ──────────────────────────────────────── */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.typing-cursor::after {
  content: "▋";
  display: inline-block;
  margin-left: 1px;
  color: #a78bfa; /* violet-400 */
  animation: blink 0.8s step-end infinite;
  font-size: 0.9em;
  line-height: 1;
}

/* ── 聊天消息容器滚动 ─────────────────────────────────────── */
#chat-messages {
  scroll-behavior: smooth;
}

/* 隐藏滚动条（保留功能，仅视觉隐藏） */
#chat-messages::-webkit-scrollbar {
  width: 4px;
}
#chat-messages::-webkit-scrollbar-track {
  background: transparent;
}
#chat-messages::-webkit-scrollbar-thumb {
  background-color: #334155; /* slate-700 */
  border-radius: 2px;
}
#chat-messages::-webkit-scrollbar-thumb:hover {
  background-color: #475569; /* slate-600 */
}

/* ── 代码块样式 ───────────────────────────────────────────── */
.prose-content pre,
.project-content pre {
  background-color: #0f172a; /* slate-950 */
  border: 1px solid #1e293b; /* slate-800 */
  border-radius: 0.5rem;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.7;
  margin: 1rem 0;
}

.prose-content pre code,
.project-content pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
  color: #e2e8f0; /* slate-200 */
}

/* 行内代码 */
.prose-content code,
.project-content code {
  background-color: #1e293b; /* slate-800 */
  color: #a78bfa; /* violet-400 */
  padding: 0.15em 0.4em;
  border-radius: 0.25rem;
  font-size: 0.875em;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
}

/* 聊天气泡内的代码块 */
.chat-bubble pre {
  background-color: #0f172a;
  border: 1px solid #1e293b;
  border-radius: 0.375rem;
  padding: 0.75rem 1rem;
  overflow-x: auto;
  font-size: 0.8125rem;
  line-height: 1.6;
  margin: 0.5rem 0;
}

.chat-bubble pre code {
  background: none;
  padding: 0;
  color: #e2e8f0;
  font-size: inherit;
}

.chat-bubble code {
  background-color: rgba(15, 23, 42, 0.7);
  color: #a78bfa;
  padding: 0.1em 0.35em;
  border-radius: 0.25rem;
  font-size: 0.875em;
}

/* ── 项目详情正文排版 ─────────────────────────────────────── */
.project-content h1,
.project-content h2,
.project-content h3,
.project-content h4 {
  color: #f1f5f9; /* slate-100 */
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.project-content h1 { font-size: 1.5rem; }
.project-content h2 { font-size: 1.25rem; border-bottom: 1px solid #1e293b; padding-bottom: 0.4rem; }
.project-content h3 { font-size: 1.1rem; }

.project-content p {
  color: #94a3b8; /* slate-400 */
  line-height: 1.75;
  margin-bottom: 1rem;
}

.project-content ul,
.project-content ol {
  color: #94a3b8;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.project-content li {
  margin-bottom: 0.35rem;
  line-height: 1.7;
}

.project-content ul li::marker { color: #7c3aed; } /* violet-700 */
.project-content ol li::marker { color: #7c3aed; }

.project-content blockquote {
  border-left: 3px solid #7c3aed;
  padding-left: 1rem;
  margin: 1rem 0;
  color: #64748b; /* slate-500 */
  font-style: italic;
}

.project-content a {
  color: #a78bfa; /* violet-400 */
  text-decoration: underline;
  text-decoration-color: #4c1d95;
}

.project-content a:hover {
  color: #c4b5fd; /* violet-300 */
}

.project-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.875rem;
}

.project-content th {
  background-color: #1e293b;
  color: #e2e8f0;
  padding: 0.5rem 0.75rem;
  text-align: left;
  border: 1px solid #334155;
}

.project-content td {
  color: #94a3b8;
  padding: 0.5rem 0.75rem;
  border: 1px solid #1e293b;
}

.project-content tr:nth-child(even) td {
  background-color: #0f172a;
}

/* ── 推荐问题按钮 hover 状态 ──────────────────────────────── */
.suggested-question {
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

/* ── 卡片 hover 提升效果 ─────────────────────────────────── */
.project-card {
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* ── 焦点样式：使用组件自身的边框/背景状态，不显示浏览器 outline ─ */
*:focus,
*:focus-visible {
  outline: none !important;
}

/* ── 页面过渡淡入 ─────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.3s ease forwards;
}

/* ── 来源面板条目淡入 ─────────────────────────────────────── */
#citation-panel > div {
  animation: fadeIn 0.25s ease forwards;
}

/* ── line-clamp 兼容（部分旧浏览器） ─────────────────────── */
.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-4 {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}