/* ==========================================================================
   味患离 · 清静庄严样式
   设计意象：贝叶经 / 林间讲堂 / 清晨的袈裟
   ========================================================================== */


/* Cormorant Garamond */
@font-face {
  font-family: 'Cormorant Garamond';
  src: url('fonts/cormorant-400.woff2') format('woff2');
  font-weight: 400; font-style: normal;
}

/* EB Garamond */
@font-face {
  font-family: 'EB Garamond';
  src: url('fonts/eb-garamond-400.woff2') format('woff2');
  font-weight: 400; font-style: normal;
}
@font-face {
  font-family: 'EB Garamond';
  src: url('fonts/eb-garamond-400i.woff2') format('woff2');
  font-weight: 400; font-style: italic;
}

/* Noto Serif SC */
@font-face {
  font-family: 'Noto Serif SC';
  src: url('fonts/noto-serif-sc-400.woff2') format('woff2');
  font-weight: 400; font-style: normal;
}


/* ---------- 根变量 ---------- */
:root {
  /* 色彩：米白贝叶 + 经墨 + 极少量袈裟褐 */
  --color-bg:            #faf7f0;   /* 贝叶纸 */
  --color-bg-soft:       #f3ede0;   /* 浅米，用于引文底 */
  --color-ink:           #1c1a15;   /* 经墨 */
  --color-ink-soft:      #4a443a;   /* 副墨 */
  --color-ink-mute:      #8a8174;   /* 远山灰 */
  --color-saffron:       #8b6f47;   /* 袈裟褐，极少量点缀 */
  --color-saffron-soft:  #b89b72;   /* 浅袈裟 */
  --color-line:          #d9d0bd;   /* 细线：老纸上的折痕 */
  --color-line-soft:     #e8e0cc;

  /* 字体：中西文衬线 + 巴利斜体 */
  --font-serif-cn: "Noto Serif SC", "Songti SC", "Source Han Serif SC",
                   "思源宋体", "宋体", serif;
  --font-serif-en: "Cormorant Garamond", "EB Garamond", "Garamond",
                   "Times New Roman", serif;
  --font-pali:     "EB Garamond", "Cormorant Garamond", Garamond,
                   "Times New Roman", serif;

  /* 版心与节奏 */
  --measure:      38rem;           /* 正文最大宽度，约 608px，接近古书版心 */
  --leading:      2.15;            /* 中文疏朗行距 */
  --rhythm:       1.6rem;          /* 段落垂直节奏 */

  /* 字号（流体） */
  --fs-body:      clamp(16px, 0.95rem + 0.2vw, 18px);
  --fs-small:     clamp(13px, 0.8rem + 0.15vw, 15px);
  --fs-h1:        clamp(2rem, 1.7rem + 1vw, 2.6rem);
  --fs-subtitle:  clamp(1rem, 0.9rem + 0.4vw, 1.2rem);
  --fs-h2:        clamp(1.35rem, 1.15rem + 0.6vw, 1.6rem);
  --fs-h3:        clamp(1.08rem, 1rem + 0.3vw, 1.2rem);
  --fs-lead:      clamp(1.05rem, 0.98rem + 0.25vw, 1.18rem);
}

/* ---------- 重置与基底 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  /* 极淡的纸纹，用 svg 噪点做底，保持清净不花哨 */
  background-image:
    radial-gradient(ellipse at top, rgba(139, 111, 71, 0.035), transparent 60%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.55  0 0 0 0 0.45  0 0 0 0 0.3  0 0 0 0.045 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  color: var(--color-ink);
  font-family: var(--font-serif-cn);
  font-size: var(--fs-body);
  line-height: var(--leading);
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* 巴利、拉丁文本用衬线英文字体 */
[lang="pi"],
[lang="en"] {
  font-family: var(--font-pali);
  font-style: italic;
  letter-spacing: 0.01em;
  color: var(--color-ink-soft);
}

/* 链接 */
a {
  color: var(--color-saffron);
  text-decoration: none;
  border-bottom: 1px solid var(--color-line);
  transition: border-color .25s ease, color .25s ease;
}
a:hover,
a:focus-visible {
  color: var(--color-ink);
  border-bottom-color: var(--color-saffron);
}
a:focus-visible {
  outline: 2px solid var(--color-saffron-soft);
  outline-offset: 3px;
  border-radius: 1px;
}

/* 选中样式 */
::selection {
  background: rgba(139, 111, 71, 0.18);
  color: var(--color-ink);
}

/* ==========================================================================
   文章容器
   ========================================================================== */

.article {
  padding: clamp(2rem, 4vw, 5rem) 1.2rem;
}

.wrap {
  max-width: var(--measure);
  margin: 0 auto;
}

/* ---------- 起首：开经偈式导引 ---------- */
.crumb {
  text-align: center;
  font-family: var(--font-pali);
  font-style: italic;
  font-size: var(--fs-small);
  color: var(--color-ink-mute);
  letter-spacing: 0.08em;
  margin: 0 0 clamp(3rem, 8vw, 6rem);
  padding-bottom: 2rem;
  position: relative;
}
.crumb::after {
  content: "❀";
  display: block;
  margin-top: 1.6rem;
  font-size: 0.75rem;
  color: var(--color-saffron-soft);
  opacity: 0.65;
}

/* ---------- 标题区 ---------- */
.article-header {
  text-align: center;
  margin-bottom: clamp(3rem, 7vw, 5rem);
}

.article-title {
  font-family: var(--font-serif-cn);
  font-weight: 500;
  font-size: var(--fs-h1);
  line-height: 1.2;
  color: var(--color-ink);
  margin: 0 0 0.8rem;
  letter-spacing: 0.25em;
  text-indent: 0.25em; /* 抵消左侧字距，使视觉居中 */
}

.article-subtitle {
  font-family: var(--font-serif-cn);
  font-weight: 300;
  font-size: var(--fs-subtitle);
  color: var(--color-ink-soft);
  letter-spacing: 0.18em;
  text-indent: 0.18em;
  margin: 0 0 2rem;
}

.article-meta {
  font-family: var(--font-serif-en);
  font-size: var(--fs-small);
  color: var(--color-ink-mute);
  letter-spacing: 0.05em;
  margin: 0;
}
.article-meta time {
  font-variant-numeric: oldstyle-nums;
}

/* ==========================================================================
   正文
   ========================================================================== */

.article-body {
  color: var(--color-ink);
}

/* 段落 */
.article-body p {
  margin: 0 0 var(--rhythm);
  text-align: justify; /* 这是开启两端对齐的核心 */
  hyphens: auto;       /* 仅对英文单词断行有效 */
  word-break: break-word; /* 允许在长单词或 URL 内部换行，防止溢出 */
  overflow-wrap: break-word; /* 现代标准属性，效果同上 */
}

/* 首段首字下沉，仅 section 的第一个 p 且非 .lead */
.article-body section > p:first-of-type:not(.lead)::first-letter {
  /* 不做 drop cap，保持经文质朴。此规则留空槽以便将来开启。 */
}

/* 导语 lead */
.lead {
  font-size: var(--fs-lead);
  color: var(--color-ink);
  padding: 1.2rem 0 1.4rem;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  text-align: center;
  font-weight: 400;
}
.lead strong {
  font-weight: 500;
}

/* ---------- 小节标题 ---------- */
section {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
section:last-of-type {
  margin-bottom: 0;
}

.article-body h2 {
  font-family: var(--font-serif-cn);
  font-weight: 500;
  font-size: var(--fs-h2);
  color: var(--color-ink);
  letter-spacing: 0.12em;
  margin: 0 0 2rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--color-line);
  position: relative;
}
/* h2 小锚点：一枚袈裟色的极小圆点 */
.article-body h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-saffron);
  opacity: 0.75;
}

.article-body h3 {
  font-family: var(--font-serif-cn);
  font-weight: 500;
  font-size: var(--fs-h3);
  color: var(--color-ink);
  letter-spacing: 0.06em;
  margin: 2.4rem 0 1rem;
}

.article-body h4 {
  font-family: var(--font-serif-cn);
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-ink-soft);
  letter-spacing: 0.08em;
  margin: 1.8rem 0 0.8rem;
}

/* 强调 */
.article-body strong,
.article-body b {
  font-weight: 600;
  color: var(--color-ink);
}
.article-body em,
.article-body i {
  font-style: italic;
  color: var(--color-ink-soft);
}

/* ---------- 列表 ---------- */
.article-body ul,
.article-body ol {
  margin: 0 0 var(--rhythm);
  padding-left: 0;
  list-style: none;
}

.article-body ul > li,
.article-body ol > li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 0.9rem;
  text-align: justify; /* 开启两端对齐 */
  /* 去掉 text-justify，它是冗余的 */
}
.article-body ul > li:last-child,
.article-body ol > li:last-child {
  margin-bottom: 0;
}

.article-body p, .article-body li {
  /* 允许在标点符号处断行，避免标点挤在行尾 */
  line-break: strict; 
  /* 解决数字和英文单词排版时的间距不匀问题 */
  word-break: break-word;
}

/* 无序列表：细而清的点 */
.article-body ul > li::before {
  content: "";
  position: absolute;
  left: 0.35rem;
  top: 0.95em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-saffron);
  opacity: 0.6;
}

/* 有序列表：古雅数字 */
.article-body ol {
  counter-reset: list;
}
.article-body ol > li {
  counter-increment: list;
}
.article-body ol > li::before {
  content: counter(list) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-serif-en);
  color: var(--color-saffron);
  font-variant-numeric: oldstyle-nums;
  font-size: 0.95em;
}

/* 嵌套列表 */
.article-body li ul,
.article-body li ol {
  margin: 0.6rem 0 0.2rem;
}

/* ---------- 引文 ---------- */
.article-body blockquote {
  margin: var(--rhythm) 0;
  padding: 1.6rem 1.8rem;
  background: var(--color-bg-soft);
  border-left: 2px solid var(--color-saffron);
  color: var(--color-ink-soft);
  font-style: normal;
  position: relative;
}
.article-body blockquote p {
  margin: 0 0 0.8rem;
}
.article-body blockquote p:last-child {
  margin-bottom: 0;
}
.article-body blockquote::before {
  content: "";
  position: absolute;
  left: -2px;
  top: -3px;
  width: 2px;
  height: 10px;
  background: var(--color-saffron);
}

/* ---------- 分隔：菱形花序 ---------- */
hr {
  border: none;
  height: 1px;
  margin: clamp(2.5rem, 5vw, 4rem) auto;
  background: var(--color-line);
  max-width: 80%;
}

hr.ornament {
  height: auto;
  background: none;
  text-align: center;
  overflow: visible;
  position: relative;
  border: none;
}
hr.ornament::before {
  content: "◆ ◇ ◆";
  display: inline-block;
  color: var(--color-saffron-soft);
  font-size: 0.65rem;
  letter-spacing: 1em;
  text-indent: 1em; /* 抵消最右字距 */
  opacity: 0.7;
}

/* ---------- 代码（以防出现） ---------- */
.article-body code,
.article-body kbd,
.article-body samp {
  font-family: "Iosevka", "SF Mono", "Menlo", monospace;
  font-size: 0.88em;
  background: var(--color-bg-soft);
  padding: 0.1em 0.4em;
  border-radius: 2px;
  color: var(--color-ink-soft);
}
.article-body pre {
  font-family: "Iosevka", "SF Mono", "Menlo", monospace;
  font-size: 0.88em;
  background: var(--color-bg-soft);
  border-left: 2px solid var(--color-line);
  padding: 1rem 1.2rem;
  overflow-x: auto;
  margin: var(--rhythm) 0;
  line-height: 1.6;
}
.article-body pre code {
  background: none;
  padding: 0;
}

/* ---------- 表格 ---------- */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--rhythm) 0;
  font-size: 0.95em;
}
.article-body th,
.article-body td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--color-line-soft);
}
.article-body th {
  font-weight: 500;
  color: var(--color-ink);
  border-bottom-color: var(--color-line);
  letter-spacing: 0.05em;
}
.article-body tr:last-child td {
  border-bottom: none;
}

/* ---------- 图片 ---------- */
.article-body img,
.article-body figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: var(--rhythm) auto;
}
.article-body figure {
  margin: var(--rhythm) 0;
}
.article-body figcaption {
  text-align: center;
  font-size: var(--fs-small);
  color: var(--color-ink-mute);
  margin-top: 0.6rem;
  font-style: italic;
}

/* ---------- 脚注与上标 ---------- */
.article-body sup,
.article-body sub {
  font-size: 0.75em;
  line-height: 0;
}
.article-body .footnote-ref,
.article-body a.footnote-ref {
  color: var(--color-saffron);
  border-bottom: none;
  padding: 0 0.15em;
}

/* ---------- 名词定义 ---------- */
.article-body dl {
  margin: var(--rhythm) 0;
}
.article-body dt {
  font-weight: 500;
  color: var(--color-ink);
  margin-top: 0.8rem;
}
.article-body dd {
  margin: 0.3rem 0 0 1.2rem;
  color: var(--color-ink-soft);
}

/* ==========================================================================
   页脚：更新时间 + 三皈依
   ========================================================================== */

.article-footer {
  margin-top: clamp(3.5rem, 8vw, 6rem);
  padding-top: 2.2rem;
  border-top: 1px solid var(--color-line);
  text-align: center;
}

.article-updated {
  font-family: var(--font-serif-en);
  font-size: var(--fs-small);
  color: var(--color-ink-mute);
  letter-spacing: 0.06em;
  margin: 0 0 clamp(2.5rem, 6vw, 4rem);
  font-variant-numeric: oldstyle-nums;
}

/* 三皈依：如碑刻，字距开阔 */
.refuge {
  font-family: var(--font-pali);
  font-style: italic;
  color: var(--color-saffron);
  letter-spacing: 0.12em;
  line-height: 2.4;
  position: relative;
  padding: 2rem 0 1rem;
}
.refuge::before {
  content: "❀";
  display: block;
  color: var(--color-saffron-soft);
  font-size: 0.85rem;
  margin-bottom: 1.6rem;
  opacity: 0.7;
}
.refuge p {
  margin: 0;
  font-size: clamp(0.92rem, 0.85rem + 0.25vw, 1.05rem);
}
.refuge p:nth-child(2) { opacity: 0.92; }
.refuge p:nth-child(3) { opacity: 0.88; }
.refuge p:nth-child(4) { opacity: 0.82; }

/* ==========================================================================
   响应式
   ========================================================================== */

@media (max-width: 640px) {
  :root {
    --leading: 2;
    --rhythm: 1.3rem;
  }
  .article {
    padding: 2rem 1rem;
  }
  .article-title {
    letter-spacing: 0.18em;
  }
  .article-body blockquote {
    padding: 1.1rem 1.2rem;
  }
  .refuge {
    letter-spacing: 0.08em;
  }
}

@media (max-width: 380px) {
  .article-title {
    letter-spacing: 0.12em;
  }
}

/* ==========================================================================
   打印：如贝叶经印本
   ========================================================================== */

@media print {
  :root {
    --color-bg: #ffffff;
    --color-ink: #000000;
  }
  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
    line-height: 1.9;
  }
  .article {
    padding: 0;
  }
  .wrap {
    max-width: none;
  }
  a {
    color: inherit;
    border-bottom: none;
  }
  hr.ornament::before {
    color: #999;
  }
  .refuge {
    color: #333;
  }
}

/* ==========================================================================
   可及性与偏好
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}