/* ===========================================================
   Hangyu — 用影像和文字记录世界
   极简 · 复古 · 克制 · 作品本位
   =========================================================== */

:root {
  /* 颜色：纯白底，让作品自己说话（旧米白方案存档） */
  --bg:        #ffffff;
  --bg-alt:    #f4f4f4;
  --paper:     #fafafa;
  --ink:       #1a1a1a;
  --ink-soft:  #4a4a4a;
  --ink-quiet: #8a8a8a;
  --line:      #e4e4e4;
  --accent:    #8b3a1e;

  /* 字体：系统自带，国内加载稳 */
  --font-zh:   "Songti SC", "Noto Serif SC", "Source Han Serif SC", "宋体", serif;
  --font-en:   "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;

  /* 布局 */
  --max-width: 1100px;
  --gutter: 2rem;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-zh);
  font-size: 14px;
  line-height: 1.85;
  position: relative;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* 胶片颗粒已关闭 —— 纯白背景，重量交给作品 */

main, header, footer { position: relative; }

/* ============ 顶部导航（紧凑） ============ */
.site-header {
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
  background: var(--bg);
  position: relative;
  z-index: 10;
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand { text-decoration: none; color: var(--ink); }
.brand-name {
  font-family: var(--font-en);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.primary-nav {
  display: flex;
  gap: 1.8rem;
  flex-wrap: wrap;
}
.primary-nav a {
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.15;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}
.primary-nav a:hover,
.primary-nav a.active { border-bottom-color: var(--ink); }
.primary-nav .zh {
  font-family: var(--font-zh);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}
.primary-nav .en {
  font-family: var(--font-en);
  font-size: 0.6rem;
  font-style: italic;
  color: var(--ink-quiet);
  margin-top: 0.1rem;
  letter-spacing: 0.08em;
}

/* ============ 今日选辑（首页 · 大图瀑布流） ============ */
.daily-strip-section {
  max-width: none;            /* 大屏下铺满 */
  margin: 2.5rem auto 2.5rem; /* 上下都收紧，跟 intro 之间不再大空白 */
  padding: 0 5rem;            /* 留出左右给翻页箭头的空间 */
}
@media (max-width: 1600px) {
  .daily-strip-section { padding: 0 4rem; }
}
@media (max-width: 1100px) {
  .daily-strip-section { padding: 0 3rem; }
}
@media (max-width: 700px) {
  .daily-strip-section { padding: 0 var(--gutter); }
}
.strip-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.strip-label {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  color: var(--ink-quiet);
  letter-spacing: 0.12em;
}
.strip-date {
  font-family: var(--font-en);
  font-size: 0.7rem;
  color: var(--ink-quiet);
  letter-spacing: 0.18em;
}
.daily-grid-wrap {
  position: relative;
}
.daily-grid-track {
  position: relative;
  overflow: hidden;  /* 翻页时双 grid 滑动只在内部可见，外面的箭头不被剪 */
}
.daily-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  will-change: transform;
}
.daily-photo {
  flex: 0 0 auto;
  height: 240px;
  width: 220px; /* 占位宽，JS 会按真实纵横比覆盖 */
  display: block;
  overflow: hidden;
  background: var(--bg-alt);
  text-decoration: none;
  transition: opacity 0.3s ease;
  position: relative;
}
.daily-photo:hover { opacity: 0.9; }
.daily-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.daily-next, .daily-prev {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  font-family: var(--font-en);
  font-size: 1.4rem;
  line-height: 1;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: all 0.2s;
  padding: 0 0 3px 0;
}
.daily-next { right: -56px; padding-left: 1px; }
.daily-prev { left: -56px; padding-right: 1px; }
.daily-next:hover, .daily-prev:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

@media (max-width: 1600px) {
  .daily-next { right: -38px; }
  .daily-prev { left: -38px; }
}
@media (max-width: 1100px) {
  .daily-photo { height: 210px; }
  .daily-next { right: -28px; }
  .daily-prev { left: -28px; }
}
@media (max-width: 700px) {
  .daily-grid { gap: 5px; }
  .daily-photo { height: 180px; }
  .daily-next, .daily-prev { width: 32px; height: 32px; font-size: 1.2rem; }
  .daily-next { right: 4px; }
  .daily-prev { left: 4px; }
}

/* ============ 简介段 ============ */
.intro {
  max-width: 600px;
  margin: 2.6rem auto 3rem;
  padding: 1.7rem var(--gutter) 0;
  border-top: 1px solid var(--line);
  text-align: left;
}
.intro-zh {
  font-size: 0.86rem;
  line-height: 1.95;
  color: var(--ink);
  letter-spacing: 0.02em;
  text-indent: 2em;
  white-space: pre-wrap;       /* 保留你手敲的空格 / 换行 */
}
.intro-en {
  font-family: var(--font-en);
  font-size: 0.76rem;
  font-style: italic;
  line-height: 1.8;
  color: var(--ink-soft);
  margin-top: 1.2rem;
  text-indent: 2em;
  white-space: pre-wrap;
}

/* ============ 板块 preview ============ */
.preview {
  max-width: var(--max-width);
  margin: 5rem auto;
  padding: 0 var(--gutter);
}
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.8rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.section-head h2 {
  font-weight: 400;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  letter-spacing: 0.04em;
}
.section-head h2 .zh { font-family: var(--font-zh); }
.section-head h2 .en {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 400;
  font-size: 0.75rem;
  color: var(--ink-quiet);
  letter-spacing: 0.05em;
}
.section-head .more {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.75rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  letter-spacing: 0.04em;
}
.section-head .more:hover { color: var(--ink); border-color: var(--ink); }

/* ---- 摄影网格 ---- */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}
.photo-card {
  aspect-ratio: 3/4;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: white;
  background-color: var(--bg-alt);
  background-size: cover;
  background-position: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.photo-card::before {
  /* 底部暗角，让 label 在亮图上也能读 */
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.55));
  pointer-events: none;
}
.photo-card:hover { opacity: 0.92; transform: translateY(-2px); }
.photo-card::after {
  content: attr(data-label);
  position: absolute;
  bottom: 0.8rem;
  left: 0.9rem;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.96);
  z-index: 1;
}

/* ---- 影像列表 ---- */
.film-list { display: grid; gap: 1.4rem; }
.film-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1.4rem;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
}
.film-card:last-child { border-bottom: 0; padding-bottom: 0; }
.film-thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #4a3f30, #1a1410);
  position: relative;
}
.film-thumb::after {
  content: '▶';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(253, 250, 242, 0.4);
  font-size: 1.1rem;
}
.film-info h3 { font-size: 0.98rem; font-weight: 500; line-height: 1.4; }
.film-info .meta {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--ink-quiet);
  font-size: 0.72rem;
  margin-top: 0.3rem;
  letter-spacing: 0.05em;
}
.film-info p {
  margin-top: 0.6rem;
  color: var(--ink-soft);
  font-size: 0.85rem;
  line-height: 1.75;
}
.film-card:hover h3 { color: var(--accent); }

/* ---- 文字文章卡片 ---- */
.article-list { display: grid; gap: 0; }
.article-card { border-bottom: 1px solid var(--line); }
.article-card:last-child { border-bottom: 0; }
.article-card a {
  display: flex;
  align-items: flex-start;
  gap: 1.15rem;
  color: var(--ink);
  text-decoration: none;
  padding: 1.4rem 0;
}
.article-card .card-cover {
  flex: 0 0 7.25rem;
  aspect-ratio: 1 / 1;
  background: var(--bg-alt);
  overflow: hidden;
}
.article-card .card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  display: block;
  transition: transform 0.45s ease;
}
.article-card a:hover .card-cover img { transform: scale(1.03); }
.article-card.no-cover .card-cover {
  /* 没有封面时仍占位，保持卡片对齐感 */
  background: var(--bg-alt);
}
.article-card .card-text { flex: 1; min-width: 0; }
.article-card .date {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  color: var(--ink-quiet);
  letter-spacing: 0.08em;
}
.article-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0.35rem 0 0.5rem;
  line-height: 1.45;
  transition: color 0.2s;
}
.article-card .excerpt {
  color: var(--ink-soft);
  font-size: 0.8rem;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
}
.article-card a:hover h3 { color: var(--accent); }
@media (max-width: 700px) {
  .article-card a { gap: 1rem; padding: 1.1rem 0; }
  .article-card .card-cover { flex-basis: 5.25rem; }
  .article-card h3 { font-size: 0.98rem; }
  .article-card .excerpt { font-size: 0.76rem; }
}

/* ============ 内页 ============ */
.page-head {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem var(--gutter) 2rem;
  border-bottom: 1px solid var(--line);
}
.page-head h1 {
  font-weight: 700;
  font-size: 1.6rem;
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  flex-wrap: wrap;
}
.page-head h1 .zh { font-family: var(--font-zh); }
.page-head h1 .en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--ink-quiet);
  letter-spacing: 0.05em;
}
.page-head .lede {
  margin-top: 0.8rem;
  color: var(--ink-soft);
  max-width: 580px;
  line-height: 1.85;
  font-size: 0.9rem;
  white-space: pre-wrap;       /* 保留手敲空格 / 换行，方便短文字手动定位 */
}
.page-head .lede-en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--ink-quiet);
  margin-top: 0.5rem;
  max-width: 580px;
}

.page-body {
  max-width: var(--max-width);
  margin: 2.5rem auto 5rem;
  padding: 0 var(--gutter);
}

/* about page */
.about-layout {
  max-width: 1040px;
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(0, 1fr);
  gap: clamp(2.4rem, 5vw, 4.8rem);
  align-items: start;
}
.about-portrait {
  width: 100%;
  margin: 0;
}
.about-portrait img {
  display: block;
  width: 100%;
  height: auto;
}
.about-bio {
  max-width: 640px;
  margin: 0;
  padding-top: 0.05rem;
}
.about-lang-switch {
  display: inline-flex;
  gap: 0;
  margin: 0 0 1.35rem;
  border: 1px solid var(--line);
}
.about-lang-switch button {
  appearance: none;
  border: 0;
  border-right: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink-soft);
  cursor: pointer;
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-style: italic;
  letter-spacing: 0.08em;
  line-height: 1;
  padding: 0.65rem 0.85rem;
}
.about-lang-switch button:last-child {
  border-right: 0;
}
.about-lang-switch button.active {
  background: var(--ink);
  color: var(--bg);
}
.about-lang-panel[hidden] {
  display: none;
}
.about-bio h2 {
  font-weight: 400;
  font-size: 0.78rem;
  margin: 2.5rem 0 1rem;
  color: var(--ink-quiet);
  font-family: var(--font-en);
  font-style: italic;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.about-bio h2:first-child { margin-top: 0; }
.about-bio p { margin-bottom: 1rem; line-height: 2.0; font-size: 0.95rem; }
.about-bio .en p {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.85;
}
@media (max-width: 800px) {
  .about-layout {
    max-width: var(--max-width);
    display: block;
  }
  .about-portrait {
    max-width: 520px;
    margin: 0 auto 3rem;
  }
  .about-bio {
    max-width: 640px;
    margin: 0 auto;
  }
}

/* writing list 全部文章 */
.writing-list { max-width: 720px; margin: 0 auto; }
.writing-page-head .lede { max-width: 720px; }
.writing-page-head .lede-en { max-width: 720px; }
.writing-page-body {
  max-width: 1180px;
  margin-top: 3.2rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 3.2rem);
  align-items: start;
}
.writing-section {
  max-width: none;
  min-width: 0;
  margin: 0;
}
.writing-section + .writing-section {
  margin-top: 0;
  padding-top: 0;
  padding-left: clamp(2rem, 4vw, 3.2rem);
  border-top: 0;
  border-left: 1px solid var(--line);
}
.writing-section-head {
  max-width: none;
  min-height: 5rem;
  margin: 0 0 0.4rem;
}
.writing-section-head h2 {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.18rem;
  line-height: 1.5;
}
.writing-section-head h2 .en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  color: var(--ink-quiet);
  letter-spacing: 0.06em;
}
.writing-section-head p {
  margin-top: 0.55rem;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.8;
}
.writing-section-head .section-desc-en {
  margin-top: 0.35rem;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--ink-quiet);
  letter-spacing: 0;
}
.writing-page-body .writing-list {
  max-width: none;
  margin: 0;
}
.writing-page-body .article-card a {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.05rem 0;
}
.writing-page-body .article-card a:not(:has(.card-cover)) {
  display: block;
}
.writing-page-body .article-card .card-cover {
  display: block;
  flex: 0 0 5.5rem;
  aspect-ratio: 1 / 1;
}
.writing-page-body .article-card .card-text {
  display: block;
  flex: 1;
  min-width: 0;
}
.writing-page-body .article-card .date {
  display: block;
  margin: -0.1rem 0 0.22rem;
  line-height: 1.35;
}
.writing-page-body .article-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  line-height: 1.45;
}
.writing-page-body .article-card .excerpt {
  font-size: 0.76rem;
  line-height: 1.6;
}
@media (max-width: 700px) {
  .writing-section-head h2 { font-size: 1.05rem; }
  .writing-page-body .article-card a { gap: 0.85rem; }
  .writing-page-body .article-card .card-cover { flex-basis: 4.9rem; }
  .writing-page-body .article-card .date {
    margin-top: 0;
  }
  .writing-page-body .article-card h3 {
    font-size: 0.95rem;
  }
  .writing-page-body .article-card .excerpt { font-size: 0.74rem; }
}
@media (max-width: 900px) {
  .writing-page-body {
    max-width: var(--max-width);
    display: block;
  }
  .writing-section {
    max-width: 860px;
    margin: 0 auto;
  }
  .writing-section-head {
    min-height: 0;
  }
  .writing-section + .writing-section {
    margin-top: 3.6rem;
    padding-top: 2.2rem;
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }
  .writing-section-head,
  .writing-page-body .writing-list {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ============ 积木成长记 · 自然瀑布流（行优先，零裁剪，行尾自然参差） ============ */
.jim-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  max-width: 1500px;
  margin: 2.5rem auto 0;
  padding: 0 var(--gutter) 5rem;
}
.jim-photo {
  flex: 0 0 auto;
  height: 230px;
  width: 200px; /* 占位宽，等 JS 读纵横比后覆盖 */
  display: block;
  overflow: hidden;
  background: var(--bg-alt);
  text-decoration: none;
  transition: opacity 0.3s ease;
  position: relative; /* 让 ✕ 按钮可以绝对定位 */
}
.jim-photo:hover { opacity: 0.9; }
.jim-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media (max-width: 1100px) { .jim-photo { height: 200px; } }
@media (max-width: 700px) { .jim-grid { gap: 3px; } .jim-photo { height: 160px; } }

/* placeholder note */
.placeholder-note {
  max-width: 640px;
  margin: 2.5rem auto;
  padding: 1.4rem 1.6rem;
  background: var(--paper);
  border-left: 2px solid var(--accent);
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.85;
}
.placeholder-note strong { color: var(--ink); }

/* footer */
.site-footer {
  margin-top: 5rem;
  padding: 2.5rem var(--gutter);
  border-top: 1px solid var(--line);
  text-align: center;
  color: var(--ink-quiet);
  font-size: 0.7rem;
  font-family: var(--font-en);
  letter-spacing: 0.08em;
}
.site-footer p + p { margin-top: 0.4rem; }
.site-footer a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}
.site-footer a:hover { color: var(--ink); border-color: var(--ink); }

/* 响应式 */
@media (max-width: 720px) {
  body { font-size: 13px; }
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }
  .primary-nav { gap: 1.2rem; }
  .hero { height: 65vh; min-height: 380px; }
  .hero-caption, .hero-tagline { font-size: 0.6rem; bottom: 0.9rem; }
  .hero-caption { left: 1rem; }
  .hero-tagline { right: 1rem; letter-spacing: 0.15em; }
  .intro { margin: 3rem auto; }
  .preview { margin: 4rem auto; }
  .film-card { grid-template-columns: 1fr; }
}


/* ============ Lightbox（白色面板浮起，左照片右信息，破折号翻页）============ */
.lightbox {
  display: flex;
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.94);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 5vh 5vw;
  cursor: zoom-out;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.25s ease, visibility 0s linear 0.25s;
}
.lightbox.active {
  visibility: visible;
  opacity: 1;
  transition: opacity 0.25s ease, visibility 0s linear 0s;
}

/* 浮起的白色面板 — 不全屏，背景能透出一点页面 */
.lightbox-panel {
  background: var(--bg);
  width: 100%;
  max-width: 1600px;
  max-height: 88vh;
  display: flex;
  flex-direction: row;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.18);
  cursor: default;
  overflow: hidden;
}

.lightbox-photo-area {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.2rem 4rem;       /* 左右多留白，给箭头落在白色里 */
  position: relative;
  background: var(--bg);
}
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  display: block;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
  background: var(--bg);
}

/* 右侧信息栏（更宽 + 垂直居中 + 字数少时居中、多时从中心向上下延展） */
.lightbox-info {
  flex: 0 0 400px;
  padding: 2.5rem 2.2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;     /* 垂直居中 */
  gap: 1.5rem;
  border-left: 1px solid var(--line);
  overflow-y: auto;
}
.lightbox-caption {
  font-family: var(--font-zh);
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--ink);
  letter-spacing: 0.01em;
  min-height: 1em;
  text-align: left;
  word-break: normal;
}
.lightbox-caption p {
  margin: 0 0 0.95em 0;
}
.lightbox-caption p:last-child {
  margin-bottom: 0;
}
.lightbox-caption:empty:not([contenteditable="true"]) { display: none; }
.lightbox-caption[contenteditable="true"] {
  outline: 1px dashed var(--accent);
  outline-offset: 4px;
  padding: 0.4rem 0.5rem;
  background: rgba(139, 58, 30, 0.04);
  cursor: text;
  border-radius: 2px;
}
.lightbox-caption[contenteditable="true"]:focus {
  outline-style: solid;
  background: rgba(139, 58, 30, 0.08);
}
.lightbox-caption[contenteditable="true"]:empty::before {
  content: '点这里给这张照片写一句话…';
  color: var(--ink-quiet);
  font-style: italic;
}

.lightbox-exif {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  color: var(--ink-quiet);
  letter-spacing: 0.04em;
  line-height: 1.95;
  white-space: pre-line;  /* 让换行生效 */
}
.lightbox-exif:empty { display: none; }

.lightbox-project-link {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}
.lightbox-project-link:empty { display: none; }
.lightbox-project-link a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: border-color 0.2s, color 0.2s;
}
.lightbox-project-link a:hover {
  border-bottom-color: var(--ink);
  color: var(--ink);
}
.lightbox-project-link .zh { font-family: var(--font-zh); }
.lightbox-project-link .en {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--ink-quiet);
  margin-left: 0.2rem;
  font-size: 0.95em;
}

/* 翻页箭头 — 鼠标移到照片区才出现，破折号风格，无圆框 */
.lightbox-prev, .lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 64px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 200;
  color: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  opacity: 0;
  transition: opacity 0.2s, color 0.2s;
  padding: 0;
  line-height: 1;
}
.lightbox-photo-area:hover .lightbox-prev,
.lightbox-photo-area:hover .lightbox-next { opacity: 1; }
.lightbox-prev:hover, .lightbox-next:hover { color: rgba(0, 0, 0, 0.75); }
.lightbox-prev { left: 0.8rem; }
.lightbox-next { right: 0.8rem; }

/* 关闭 × 移到视口右上角，不放在面板里 */
.lightbox-close {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 200;
  line-height: 1;
  color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 110;
  padding: 0;
  border-radius: 50%;
  transition: color 0.2s;
}
.lightbox-close:hover { color: rgba(0, 0, 0, 0.9); }

/* 手机：照片上、信息下 */
@media (max-width: 800px) {
  .lightbox { padding: 3vh 3vw; }
  .lightbox-panel {
    flex-direction: column;
    max-height: 92vh;
  }
  .lightbox-info {
    flex: 0 0 auto;
    border-left: none;
    border-top: 1px solid var(--line);
    padding: 1.5rem;
  }
  .lightbox-prev, .lightbox-next { width: 40px; height: 50px; opacity: 1; }
}
.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 50%;
  color: rgba(0, 0, 0, 0.65);
  font-size: 1.4rem;
  font-family: var(--font-en);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.lightbox-close:hover {
  border-color: rgba(0, 0, 0, 0.6);
  color: rgba(0, 0, 0, 0.9);
}


/* ============ 摄影项目索引（卡片网格） ============ */
.project-index {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.6rem 1.2rem;
  max-width: 1500px;
  margin: 0 auto;
}
.project-card {
  display: block;
  text-decoration: none;
  color: var(--ink);
  transition: opacity 0.25s;
}
.project-card:hover { opacity: 0.85; }
.project-thumb {
  aspect-ratio: 3 / 2;
  background: var(--bg-alt) center/cover no-repeat;
  margin-bottom: 0.7rem;
}
.project-info h3 {
  font-size: 1rem;
  font-weight: 500;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.project-info h3 .zh { font-family: var(--font-zh); }
.project-info h3 .en {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 400;
  font-size: 0.82rem;
  color: var(--ink-quiet);
}
.project-info .meta {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  color: var(--ink-quiet);
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* ============ 项目页照片流 — 时间顺序行优先，由 JS 计算每行尺寸 ============ */
.project-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.project-photo {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--bg-alt);
}
.project-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media (max-width: 700px)  { .project-grid { gap: 3px; } }

/* ============ 项目页（含写作位 + 瀑布流） ============ */
.project-head {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem var(--gutter) 2rem;
  text-align: center;
}
.project-head .back-link {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.75rem;
  color: var(--ink-quiet);
  margin-bottom: 1.2rem;
  text-align: left;
}
.project-head .back-link a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}
.project-head .back-link a:hover { color: var(--ink); border-color: var(--ink); }
.project-head h1 {
  font-weight: 400;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
}
.project-head h1 .zh { font-family: var(--font-zh); }
.project-head h1 .en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1rem;
  color: var(--ink-quiet);
  letter-spacing: 0.04em;
}
.project-head .meta {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--ink-quiet);
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
}
.project-intro {
  margin-top: 1.5rem;
  text-align: left;
}
.project-intro p {
  font-size: 0.95rem;
  line-height: 2.0;
  color: var(--ink);
}
.project-intro .intro-en {
  font-family: var(--font-en);
  font-size: 0.82rem;
  font-style: italic;
  line-height: 1.85;
  color: var(--ink-soft);
  margin-top: 1rem;
}

/* 项目页照片流外框 */
.project-grid {
  max-width: 1500px;
  margin: 2.5rem auto 0;
  padding: 0 var(--gutter) 5rem;
}
.project-photo {
  flex: 0 0 auto;
  height: 230px;
  width: 200px;
  text-decoration: none;
  transition: opacity 0.3s ease;
}
.project-photo:hover { opacity: 0.9; }
@media (max-width: 1100px) { .project-photo { height: 200px; } }
@media (max-width: 700px) {
  .project-photo { height: 160px; }
  .project-index { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
}


/* ============ 编辑模式（?edit=1） ============ */
body.edit-mode .project-photo {
  cursor: grab;
  position: relative;
}
body.edit-mode .project-photo:active { cursor: grabbing; }

body.edit-mode .project-photo.is-thumb::before {
  content: '★ 封面';
  position: absolute;
  top: 0.4rem;
  left: 0.4rem;
  background: var(--accent);
  color: white;
  font-family: var(--font-en);
  font-size: 0.65rem;
  font-weight: 500;
  padding: 0.25rem 0.5rem;
  letter-spacing: 0.08em;
  z-index: 4;
  pointer-events: none;
}

.thumb-star { display: none; }
body.edit-mode .thumb-star {
  display: flex;
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.85rem;
  align-items: center;
  justify-content: center;
  z-index: 5;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  color: rgba(0, 0, 0, 0.55);
  transition: all 0.2s;
  padding: 0;
  line-height: 1;
}
body.edit-mode .thumb-star:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  transform: scale(1.1);
}
body.edit-mode .project-photo.is-thumb .thumb-star {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.sortable-ghost { opacity: 0.3; }
.sortable-chosen { outline: 2px solid var(--accent); outline-offset: -2px; }

.edit-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.96);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  z-index: 90;
  font-size: 0.85rem;
  flex-wrap: wrap;
}
.edit-bar .label { color: var(--ink-soft); font-family: var(--font-zh); }
.edit-bar .label strong { color: var(--ink); font-weight: 500; }
.edit-bar button {
  background: var(--ink);
  color: var(--bg);
  border: none;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  transition: opacity 0.2s;
}
.edit-bar button:hover { opacity: 0.85; }
.edit-bar a {
  color: var(--ink-soft);
  text-decoration: none;
  font-family: var(--font-en);
  font-style: italic;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  font-size: 0.8rem;
}
.edit-bar a:hover { color: var(--ink); border-color: var(--ink); }

body.edit-mode .project-grid { padding-bottom: 7rem; }
body.edit-mode .project-photo a,
body.edit-mode .project-photo {
  pointer-events: auto; /* 拖拽必须能点 */
}

/* 编辑模式下：可编辑文字（虚线框提示）*/
body.edit-mode .editable-text,
body.text-edit-mode .editable-text {
  outline: 1px dashed var(--accent);
  outline-offset: 4px;
  padding: 0.4rem 0.5rem;
  background: rgba(139, 58, 30, 0.03);
  cursor: text;
  border-radius: 2px;
  transition: background 0.15s, outline-style 0.15s;
}
body.edit-mode .editable-text:hover,
body.text-edit-mode .editable-text:hover {
  background: rgba(139, 58, 30, 0.06);
}
body.edit-mode .editable-text:focus,
body.text-edit-mode .editable-text:focus {
  outline-style: solid;
  background: rgba(139, 58, 30, 0.09);
}

/* 文字编辑入口：左下角，跟项目页右下的 ✎ 编辑此项目 错开 */
.text-edit-entry {
  position: fixed;
  bottom: 1.2rem;
  left: 1.2rem;
  background: var(--ink);
  color: var(--bg);
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-family: var(--font-zh);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  z-index: 100;
  opacity: 0.85;
  transition: opacity 0.18s;
}
.text-edit-entry:hover { opacity: 1; }

/* 编辑模式下：删除按钮（右下角，✕ 隐藏 / ↺ 恢复） */
.delete-btn { display: none; }
body.edit-mode .delete-btn {
  display: flex;
  position: absolute;
  bottom: 0.4rem;
  right: 0.4rem;
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.85rem;
  align-items: center;
  justify-content: center;
  z-index: 5;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  color: rgba(0, 0, 0, 0.5);
  transition: all 0.18s;
  padding: 0;
  line-height: 1;
}
body.edit-mode .delete-btn:hover {
  background: #c62b2b;
  color: white;
  border-color: #c62b2b;
  transform: scale(1.1);
}
/* 默认按钮显示 ✕ */
body.edit-mode .delete-btn::before { content: '✕'; }
/* 隐藏照片的按钮变成 ↺ 表示"恢复" */
body.edit-mode .project-photo.is-hidden .delete-btn::before,
body.edit-mode .jim-photo.is-hidden .delete-btn::before { content: '↺'; font-size: 0.95rem; }
body.edit-mode .project-photo.is-hidden .delete-btn:hover,
body.edit-mode .jim-photo.is-hidden .delete-btn:hover {
  background: #2a8050;
  border-color: #2a8050;
}

/* ============ 隐藏照片：默认完全不显示 ============ */
.project-photo.is-hidden,
.jim-photo.is-hidden { display: none; }

/* 编辑模式下让隐藏照片"半透明灰显"出现在末尾，带"已隐藏"标 */
body.edit-mode .project-photo.is-hidden,
body.edit-mode .jim-photo.is-hidden {
  display: flex !important;
  width: 130px !important;
  height: 100px !important;
  opacity: 0.45;
  filter: grayscale(70%);
  position: relative;
}
body.edit-mode .project-photo.is-hidden:hover,
body.edit-mode .jim-photo.is-hidden:hover {
  opacity: 0.75;
  filter: grayscale(30%);
}
body.edit-mode .project-photo.is-hidden::after,
body.edit-mode .jim-photo.is-hidden::after {
  content: '已隐藏';
  position: absolute;
  top: 0.3rem;
  left: 0.3rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  font-family: var(--font-zh);
  font-size: 0.65rem;
  padding: 0.18rem 0.4rem;
  z-index: 4;
  pointer-events: none;
  letter-spacing: 0.05em;
}

/* 本地（file://）模式下右下角的"✎ 编辑此项目"快捷入口 —— 部署上线后看不到 */
.edit-entry {
  position: fixed;
  bottom: 1.2rem;
  right: 1.2rem;
  background: var(--ink);
  color: var(--bg);
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-family: var(--font-zh);
  font-size: 0.78rem;
  text-decoration: none;
  letter-spacing: 0.04em;
  z-index: 80;
  box-shadow: 0 4px 16px rgba(0,0,0,0.18);
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.2s;
  opacity: 0.85;
}
.edit-entry:hover {
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

/* ============ 批量注释编辑器（?captions=1）============ */
body.captions-mode .project-head { padding-bottom: 1rem; }
body.captions-mode .project-grid { display: none !important; }

.captions-editor {
  max-width: 1300px;
  margin: 1rem auto 5rem;
  padding: 0 var(--gutter);
}
.captions-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1.6rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.captions-row:last-child { border-bottom: 0; }
.captions-row.is-hidden-row { opacity: 0.4; }
.captions-row .thumb {
  display: block;
  width: 100%;
  background: var(--bg-alt);
  overflow: hidden;
  text-decoration: none;
}
.captions-row .thumb img {
  width: 100%;
  height: auto;
  display: block;
}
.captions-row .row-content {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.captions-row .filename {
  font-family: var(--font-en);
  font-size: 0.7rem;
  color: var(--ink-quiet);
  letter-spacing: 0.04em;
}
.captions-row .filename .badge {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.1rem 0.5rem;
  background: var(--bg-alt);
  border-radius: 3px;
  font-style: italic;
  font-size: 0.65rem;
  color: var(--ink-soft);
}
.captions-row textarea {
  width: 100%;
  min-height: 80px;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-zh);
  font-size: 0.95rem;
  line-height: 1.85;
  border: 1px solid var(--line);
  background: var(--bg);
  resize: vertical;
  color: var(--ink);
  letter-spacing: 0.01em;
}
.captions-row textarea:focus {
  outline: 1px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
  background: rgba(139, 58, 30, 0.02);
}
.captions-row textarea::placeholder {
  color: var(--ink-quiet);
  font-style: italic;
}
.captions-row .exif {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.7rem;
  color: var(--ink-quiet);
  letter-spacing: 0.04em;
  white-space: pre-line;
  line-height: 1.6;
}
@media (max-width: 700px) {
  .captions-row { grid-template-columns: 100px 1fr; gap: 1rem; }
}

/* ============ 影像（films）：B 站 / YouTube 嵌入 ============ */
.films-list {
  max-width: 880px;
  margin: 0 auto;
  padding: 1rem var(--gutter) 4rem;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}
.film-card {
  display: flex;
  flex-direction: column;
}
.film-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-alt);
  overflow: hidden;
}
.film-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.film-info {
  padding: 1.4rem 0.2rem 0;
}
.film-info h3 {
  font-family: var(--font-zh);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin: 0 0 0.4rem;
  color: var(--ink);
}
.film-title-en {
  display: block;
  font-family: var(--font-en);
  font-size: 0.76em;
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--ink-quiet);
  margin-top: 0.2rem;
}
.film-info .meta {
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--ink-quiet);
  margin: 0 0 0.8rem;
}
.film-info .excerpt {
  font-family: var(--font-zh);
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0;
  max-width: 64ch;
}
.film-info .excerpt-en {
  font-family: var(--font-en);
  font-size: 0.86rem;
  font-style: italic;
  line-height: 1.65;
  color: var(--ink-quiet);
  margin: 0.65rem 0 0;
  max-width: 64ch;
}
.films-list .film-source {
  margin-top: 0.9rem;
}
.films-list .film-source a {
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-style: italic;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}
.films-list .film-source a:hover {
  color: var(--ink);
  border-color: var(--ink);
}
@media (max-width: 700px) {
  .films-list { padding: 0.5rem 1.2rem 3rem; gap: 2.8rem; }
  .film-info h3 { font-size: 1.1rem; }
}

/* ============ 文章阅读页（writing 点开后的单篇） ============ */
.article-page {
  max-width: 680px;
  margin: 0 auto;
  padding: 4.5rem var(--gutter) 6rem;
}

/* 顶部 meta：日期 · 出处 */
.article-meta {
  text-align: center;
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--ink-quiet);
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}
.article-meta .dot { margin: 0 0.6em; opacity: 0.5; }
.article-meta .from {
  font-family: var(--font-zh);
  letter-spacing: 0.05em;
  text-transform: none;
  font-size: 0.82rem;
}

/* 标题 */
.article-title {
  font-family: var(--font-zh);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.04em;
  text-align: center;
  margin: 0 0 4rem;
  color: var(--ink);
}

/* 封面 */
.article-cover {
  margin: 0 0 3.5rem;
  background: var(--bg-alt);
}
.article-cover img {
  display: block;
  width: 100%;
  height: auto;
}

/* 正文 */
.article-body {
  font-family: var(--font-zh);
  font-size: 1.04rem;
  line-height: 2;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.article-body p {
  margin: 0 0 1.5rem;
  text-indent: 2em;
}
.article-body p:last-child { margin-bottom: 0; }

.article-body h2 {
  font-family: var(--font-zh);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.6;
  margin: 3.5rem 0 1.6rem;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.article-body h3 {
  font-family: var(--font-zh);
  font-size: 1.12rem;
  font-weight: 700;
  margin: 2.6rem 0 1.2rem;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.article-body h4 {
  font-family: var(--font-zh);
  font-size: 1rem;
  font-weight: 700;
  margin: 2.2rem 0 0.9rem;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.article-body strong { font-weight: 700; color: var(--ink); }
.article-body em { font-style: italic; color: var(--ink-soft); }
.article-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.88em;
  letter-spacing: 0;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.08rem 0.28rem;
}

.article-body a {
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: border-color 0.18s;
}
.article-body a:hover { border-bottom-color: var(--ink); }
.article-body ul,
.article-body ol {
  margin: 0 0 1.6rem 1.35rem;
  padding: 0;
}
.article-body li {
  margin-bottom: 0.55rem;
  line-height: 1.9;
}
.article-body li::marker { color: var(--ink-quiet); }
.article-body .task-box {
  display: inline-flex;
  width: 1.35em;
  vertical-align: -0.12em;
}
.article-body .task-box input { accent-color: var(--accent); }
.article-body pre {
  margin: 2rem 0;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.88rem;
  line-height: 1.65;
  letter-spacing: 0;
}
.article-body pre code {
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  font-size: inherit;
}
.article-body .table-wrap {
  margin: 2rem -1rem;
  overflow-x: auto;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  line-height: 1.65;
}
.article-body th,
.article-body td {
  padding: 0.7rem 0.85rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
.article-body th {
  font-weight: 600;
  color: var(--ink);
}
.article-body td { color: var(--ink-soft); }
.article-body .inline-image {
  max-height: 1.35em;
  width: auto;
  vertical-align: -0.25em;
  margin: 0 0.12em;
}

.article-body blockquote {
  margin: 2rem 0;
  padding: 0.4rem 0 0.4rem 1.5rem;
  border-left: 2px solid var(--line);
  color: var(--ink-soft);
}
.article-body blockquote p {
  margin-bottom: 0.8rem;
  text-indent: 0;
}

.article-body figure {
  margin: 3rem -2rem;  /* 让图片比正文略宽，呼吸 */
  background: var(--bg-alt);
  overflow: hidden;
}
.article-body figure.article-figure {
  aspect-ratio: 2.35 / 1;
}
.article-body figure.article-figure.ratio-169 {
  aspect-ratio: 16 / 9;
}
.article-body figure.article-figure.ratio-235 {
  aspect-ratio: 2.35 / 1;
}
.article-body figure img {
  display: block;
  width: 100%;
  height: auto;
}
.article-body figure.article-figure img {
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* 自定义 hr：· · · 三点 */
.article-body hr {
  border: none;
  text-align: center;
  margin: 3rem 0;
  height: 1.5rem;
  position: relative;
}
.article-body hr::before {
  content: '· · ·';
  font-size: 1rem;
  letter-spacing: 0.6em;
  color: var(--ink-quiet);
}

/* 上一篇 / 下一篇 */
.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}
.article-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: color 0.18s;
}
.article-nav a:hover { color: var(--ink); }
.article-nav .hint {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--ink-quiet);
  text-transform: uppercase;
}
.article-nav .title {
  font-family: var(--font-zh);
  font-size: 0.98rem;
  line-height: 1.5;
}
.article-nav .next { text-align: right; align-items: flex-end; }
.article-nav .placeholder { display: block; }

.back-to-list {
  text-align: center;
  margin-top: 3rem;
  font-family: var(--font-zh);
  font-size: 0.88rem;
}
.back-to-list a {
  color: var(--ink-quiet);
  text-decoration: none;
  transition: color 0.18s;
}
.back-to-list a:hover { color: var(--ink); }

@media (max-width: 700px) {
  .article-page { padding: 2.2rem 1.4rem 4rem; }
  .article-title { font-size: 1.55rem; margin-bottom: 2.5rem; }
  .article-body { font-size: 1rem; line-height: 1.9; }
  .article-body figure { margin-left: 0; margin-right: 0; }
  .article-cover { margin-bottom: 2.5rem; }
  .article-nav { grid-template-columns: 1fr; gap: 1.2rem; }
  .article-nav .next { text-align: left; align-items: flex-start; }
}

/* ============ Vibe Coding ============ */
.vibe-intro {
  max-width: 640px;
  margin: 0 auto 3rem;
  text-align: center;
}
.vibe-intro-zh {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--ink);
}
.vibe-intro-en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.7;
  margin-top: 0.9rem;
}
.vibe-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  max-width: 980px;
  margin: 0 auto;
}
@media (min-width: 900px) {
  .vibe-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 2.4rem;
  }
}
.vibe-card {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2rem;
}
.vibe-card:last-child { border-bottom: 0; }
.vibe-thumb {
  display: block;
  aspect-ratio: 16 / 10;
  background: var(--bg-alt);
  background-size: cover;
  background-position: center;
  text-decoration: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
a.vibe-thumb:hover { opacity: 0.92; transform: translateY(-2px); }
.vibe-info { padding: 0 0.1rem; }
.vibe-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.vibe-info h3 {
  font-family: var(--font-zh);
  font-weight: 500;
  font-size: 1.1rem;
  line-height: 1.45;
  margin: 0 0 0.5rem;
  color: var(--ink);
}
.vibe-meta {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.75rem;
  color: var(--ink-quiet);
  letter-spacing: 0.06em;
  margin: 0 0 0.9rem;
}
.vibe-desc {
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0 0 1rem;
}
.vibe-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1rem;
}
.vibe-stack span {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  padding: 0.18rem 0.55rem;
  background: var(--paper);
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 2px;
}
.vibe-cta a {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.82rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-soft);
  padding-bottom: 1px;
  transition: color 0.2s, border-color 0.2s;
}
.vibe-cta a:hover { color: var(--accent); border-color: var(--accent); }

.vibe-section {
  max-width: 720px;
  margin: 5rem auto 0;
  padding-top: 3rem;
  border-top: 1px solid var(--line);
}
.vibe-section h2 {
  font-family: var(--font-zh);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 2rem;
  color: var(--ink);
}
.vibe-syllabus {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 2rem;
}
.vibe-syllabus li {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 1.5rem;
  align-items: start;
}
.vibe-syllabus .num {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--ink-quiet);
  letter-spacing: 0.04em;
  line-height: 1;
  padding-top: 0.2rem;
}
.vibe-syllabus h4 {
  font-family: var(--font-zh);
  font-size: 1rem;
  font-weight: 500;
  margin: 0 0 0.6rem;
  color: var(--ink);
  letter-spacing: 0.04em;
}
.vibe-syllabus p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 0.5rem;
}
.vibe-syllabus .hint {
  font-size: 0.82rem;
  color: var(--ink-quiet);
  border-left: 2px solid var(--line);
  padding-left: 0.8rem;
  margin-top: 0.4rem;
}
.vibe-note {
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--ink-soft);
  line-height: 1.8;
}
.vibe-note a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

@media (max-width: 700px) {
  .vibe-syllabus li {
    grid-template-columns: 40px 1fr;
    gap: 1rem;
  }
  .vibe-syllabus .num { font-size: 1.3rem; }
}