body {
  background-color: #fff;
  padding: 50px;
  font-size: 14px;
  line-height: 1.6;

  /* NEW: serif stack (English + Chinese) */
  /* font-family: "Source Serif 4", "Noto Serif TC", "Times New Roman", Times, serif; */
  font-family:
    "Source Serif 4",
    "Noto Serif TC",
    "Noto Serif CJK TC",
    "Songti TC",
    "PMingLiU",
    "Times New Roman",
    serif;

  color: #595959;
  font-weight: 400;
}

h1, h2, h3, h4, h5, h6 {
  /* font-family: "Source Serif 4", "Noto Serif TC", "Times New Roman", Times, serif; */
  font-family:
    "Source Serif 4",
    "Noto Serif TC",
    "Noto Serif CJK TC",
    "Songti TC",
    "PMingLiU",
    "Times New Roman",
    serif;
  color: #222;
  font-weight: 600;
  margin: 0 0 20px;
}


p, ul, ol, table, pre, dl {
  margin:0 0 20px;
}

.pub-list p {
  margin-bottom: 10px;     /* 覆寫原本的 20px */
  line-height: 1.45;
}

h1, h2, h3 {
  line-height:1.1;
}

h1 {
  font-size:28px;
  font-weight: 500;
}

h2 {
  margin-top: 35px !important;   /* 增加上方留白 */
  color:#393939;
  font-weight: 500;
}

section h2:first-of-type {
  margin-top: 0 !important;
}

h3, h4, h5, h6 {
  color:#494949;
  font-weight: 500;
}

a {
  color:#39c;
  text-decoration:none;
}

a:hover {
  color:#069;
}

a small {
  font-size:11px;
  color:#777;
  margin-top:-0.3em;
  display:block;
}

a:hover small {
  color:#777;
}

.wrapper {
  display: flex;
  max-width:1000px;
  /* width:1400px; */
  margin:0 auto;
  position: relative;
  align-items: flex-start;
}

blockquote {
  border-left:1px solid #e5e5e5;
  margin:0;
  padding:0 0 0 20px;
  font-style:italic;
}

code, pre {
  font-family:Monaco, 
            Bitstream Vera Sans Mono,
            Lucida Console,
            Terminal,
            Consolas,
            Liberation Mono,
            DejaVu Sans Mono,
            Courier New,
            monospace;
  color:#333;
}

pre {
  padding:8px 15px;
  background: #f8f8f8;
  border-radius:5px;
  border:1px solid #e5e5e5;
  overflow-x: auto;
}

table {
  width:100%;
  border-collapse:collapse;
}

th, td {
  text-align:left;
  padding:5px 10px;
  border-bottom:1px solid #e5e5e5;
}

dt {
  color:#444;
  font-weight:500;
}

th {
  color:#444;
}

img {
  max-width:100%;
}

header {
  width:235px;
  float:left;
  position:sticky;
  top: 50px;
  flex-shrink: 0;
  -webkit-font-smoothing:subpixel-antialiased;
}

header ul {
  list-style:none;
  height:40px;
  padding:0;
  background: #f4f4f4;
  border-radius:5px;
  border:1px solid #e0e0e0;
  width:270px;
}

header li {
  width:89px;
  float:left;
  border-right:1px solid #e0e0e0;
  height:40px;
}

header li:first-child a {
  border-radius:5px 0 0 5px;
}

header li:last-child a {
  border-radius:0 5px 5px 0;
}

header ul a {
  line-height:1;
  font-size:11px;
  color:#999;
  display:block;
  text-align:center;
  padding-top:6px;
  height:34px;
}

header ul a:hover {
  color:#999;
}

header ul a:active {
  background-color:#f0f0f0;
}

strong {
  color:#222;
  font-weight:500;
}

header ul li + li + li {
  border-right:none;
  width:89px;
}

header ul a strong {
  font-size:14px;
  display:block;
  color:#222;
}

section {
  flex: 1;          /* 自動佔滿剩餘空間 */
  padding-left: 50px; /* 增加與左側 header 的間距 */
  padding-bottom: 50px;
  min-width: 0;     /* 防止內容撐破佈局 */
  width:700px;
  float:right;
  padding-bottom:50px;
}

/* 讓 section 內所有的列表文字兩端對齊 */
section ul li {
  text-align: justify;
  text-justify: inter-word; /* 增加單詞間距平滑度 */
  margin-bottom: 8px;      /* 稍微增加項目間距，閱讀更舒服 */
  line-height: 1.5;
}

small {
  font-size:11px;
}

hr {
  border:0;
  background:#e5e5e5;
  height:1px;
  margin:0 0 20px;
}

footer {
  width:270px;
  float:left;
  position:fixed;
  bottom:50px;
  -webkit-font-smoothing:subpixel-antialiased;
}

@media print, screen and (max-width: 960px) {

  div.wrapper {
    width:auto;
    margin:0;
  }

  header, section, footer {
    float:none;
    position:static;
    width:auto;
  }

  header {
    padding-right:320px;
  }

  section {
    /* border:1px solid #e5e5e5; */
    border-width:1px 0;
    padding:20px 0;
    margin:0 0 20px;
  }

  header a small {
    display:inline;
  }

  header ul {
    position:absolute;
    right:50px;
    top:52px;
  }
}

@media (max-width: 768px) {
  section ul {
      padding-left: 1.2rem; /* 確保手機端縮排不會太深 */
  }

  section ul li {
      font-size: 13px;      /* 手機端字體微調 */
      line-height: 1.4;
  }
}

@media print, screen and (max-width: 720px) {
  body {
    word-wrap:break-word;
  }

  header {
    padding:0;
  }

  header ul, header p.view {
    position:static;
  }

  pre, code {
    word-wrap:normal;
  }
}

@media print, screen and (max-width: 480px) {
  body {
    padding:15px;
  }

  header ul {
    width:99%;
  }

  header li, header ul li + li + li {
    width:33%;
  }
}

@media print {
  body {
    padding:0.4in;
    font-size:12pt;
    color:#444;
  }
}