/* tech-article.css — 单期详情页（marked 整篇渲染 article.md）专用样式。
   由 scripts/build-podcast.mjs 的 renderEpisodeHtml() 通过
   <link rel="stylesheet" href="/tech/tech-article.css"> 注入到 EpXXX.html。
   部署到 COS 后经 coraki-site 的 SCF 301 重定向器暴露在
   coraki.site/tech/tech-article.css。 */

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.85;
  color: #2a2a2a;
  background: #ffffff;
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.25rem 5rem;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---------- 标题 ---------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.35;
  color: #111;
  margin: 2.25em 0 0.85em;
}
h1 {
  font-size: 2rem;
  margin-top: 0.5em;
  padding-bottom: 0.5em;
  border-bottom: 2px solid #111;
}
h2 {
  font-size: 1.5rem;
  padding-bottom: 0.35em;
  border-bottom: 1px solid #e5e5e5;
}
h3 { font-size: 1.2rem; color: #333; }
h4 { font-size: 1.05rem; color: #444; }
h5 { font-size: 1rem; color: #555; }
h6 { font-size: 0.9rem; color: #666; }

/* 首段紧跟标题时，少一点上边距 */
h1 + p, h2 + p, h3 + p, h4 + p, h5 + p, h6 + p {
  margin-top: 0.5em;
}

/* ---------- 正文 ---------- */
p {
  margin: 0 0 1.1em;
  word-break: break-word;
}

/* ---------- 强调 ---------- */
strong { font-weight: 600; color: #111; }
em { font-style: italic; color: #444; }

/* ---------- 链接 ---------- */
a {
  color: #1a73e8;
  text-decoration: none;
  border-bottom: 1px solid rgba(26, 115, 232, 0.25);
  transition: border-color 0.15s, color 0.15s;
}
a:hover {
  color: #1456b8;
  border-bottom-color: #1456b8;
}

/* ---------- 列表 ---------- */
ul, ol {
  margin: 0 0 1.1em;
  padding-left: 1.6em;
}
li {
  margin: 0.35em 0;
}
li > ul, li > ol {
  margin: 0.35em 0;
}

/* ---------- 引用 ---------- */
blockquote {
  border-left: 4px solid #c8c8c8;
  padding: 0.1em 0 0.1em 1.1em;
  margin: 1.2em 0;
  color: #555;
  background: #fafafa;
  font-style: italic;
}
blockquote p { margin-bottom: 0.5em; }
blockquote p:last-child { margin-bottom: 0; }
blockquote > :first-child { margin-top: 0.2em; }
blockquote > :last-child { margin-bottom: 0.2em; }

/* ---------- 行内代码 ---------- */
code {
  font-family: "SF Mono", Consolas, "Liberation Mono", Menlo, "Courier New", monospace;
  font-size: 0.9em;
  background: #f3f4f6;
  color: #b91c1c;
  padding: 0.15em 0.4em;
  border-radius: 3px;
  word-break: break-word;
}

/* ---------- 代码块 ---------- */
pre {
  background: #1f2937;
  color: #e5e7eb;
  padding: 1em 1.1em;
  border-radius: 6px;
  overflow-x: auto;
  margin: 1.2em 0;
  font-size: 0.92em;
  line-height: 1.6;
}
pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  border-radius: 0;
  font-size: 1em;
  word-break: normal;
}

/* ---------- 分割线 ---------- */
hr {
  border: 0;
  height: 1px;
  background: #e5e5e5;
  margin: 2.5em 0;
}

/* ---------- 表格 ---------- */
table {
  border-collapse: collapse;
  margin: 1.2em 0;
  width: 100%;
  font-size: 0.95em;
  display: block;
  overflow-x: auto;
}
thead { background: #f7f7f7; }
th, td {
  border: 1px solid #e0e0e0;
  padding: 0.55em 0.85em;
  text-align: left;
  vertical-align: top;
}
th {
  font-weight: 600;
  color: #222;
}

/* ---------- 图片 ---------- */
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5em auto;
  border-radius: 4px;
}

/* ---------- 删除线 / mark / 下划线 ---------- */
del { color: #999; }
mark { background: #fff3a3; padding: 0 0.2em; border-radius: 2px; }
ins { text-decoration: underline; text-underline-offset: 2px; }

/* ---------- 键盘 / 缩写 ---------- */
kbd {
  display: inline-block;
  padding: 0.1em 0.4em;
  font-family: "SF Mono", Consolas, monospace;
  font-size: 0.85em;
  background: #f4f4f5;
  border: 1px solid #d4d4d8;
  border-bottom-width: 2px;
  border-radius: 4px;
  color: #27272a;
}
abbr[title] { border-bottom: 1px dotted #999; cursor: help; }

/* ---------- 选中样式 ---------- */
::selection { background: #fff3a3; color: #111; }
::-moz-selection { background: #fff3a3; color: #111; }

/* ---------- 小屏适配 ---------- */
@media (max-width: 600px) {
  body { font-size: 16px; padding: 2rem 1rem 4rem; }
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }
  pre { font-size: 0.85em; padding: 0.85em 0.95em; }
}