/* ===== 基础 ===== */
:root {
  --bg: #fafaf8;
  --surface: #ffffff;
  --border: #e4e2dc;
  --text: #23231f;
  --text-2: #6b6a63;
  --accent: #2f5d3a;
  --accent-soft: #eef4ef;
  --radius: 10px;
  --maxw: 960px;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  line-height: 1.75;
  font-size: 16px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ===== 导航 ===== */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.site-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}
.site-title:hover { text-decoration: none; }
.site-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.site-nav a {
  color: var(--text-2);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 15px;
}
.site-nav a:hover { color: var(--text); background: var(--accent-soft); text-decoration: none; }
.site-nav a.active { color: var(--accent); font-weight: 600; background: var(--accent-soft); }

/* ===== 页面主体 ===== */
main { padding: 48px 0 72px; }

.page-head { margin-bottom: 36px; }
.page-head h1 { font-size: 28px; line-height: 1.3; margin-bottom: 8px; }
.page-head p { color: var(--text-2); max-width: 560px; }

section { margin-bottom: 48px; }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}
.section-head h2 { font-size: 20px; }
.section-head a { font-size: 14px; color: var(--text-2); }

/* ===== 首页双入口 ===== */
.entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.entry-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  color: var(--text);
  transition: border-color .15s ease;
}
.entry-card:hover { border-color: var(--accent); text-decoration: none; }
.entry-card h2 { font-size: 22px; margin-bottom: 6px; }
.entry-card p { color: var(--text-2); font-size: 15px; }
.entry-card .count {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 2px 12px;
}

/* ===== 内容列表（行式，无方框，细分隔线） ===== */
.item-row {
  position: relative;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
/* 整行可点：透明链接铺满整行 */
.row-link { position: absolute; inset: 0; z-index: 1; }
.row-link:hover { text-decoration: none; }
.row-thumb {
  width: 108px;
  height: 108px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--border);
}
.row-thumb-ph {
  background: linear-gradient(135deg, var(--accent-soft), #dfe9e1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 36px;
  font-weight: 600;
}
.row-main {
  flex: 1;
  min-width: 0;
  position: relative;
  z-index: 2;
  pointer-events: none; /* 让空白处点击穿透到整行链接 */
}
.row-meta {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  margin-bottom: 4px;
}
.row-type { color: var(--accent); font-weight: 600; letter-spacing: .03em; }
.row-sep, .row-date { color: var(--text-2); }
.row-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text);
  margin-bottom: 4px;
  pointer-events: auto;
}
.row-title:hover { color: var(--accent); text-decoration: none; }
.row-summary {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 8px;
}
.row-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.row-tags a { pointer-events: auto; position: relative; }

.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-2);
  flex-wrap: wrap;
}

/* ===== 标签 ===== */
.tag {
  display: inline-block;
  font-size: 12px;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 1px 10px;
  white-space: nowrap;
}
a.tag:hover { text-decoration: none; background: var(--accent); color: #fff; }

.type-badge {
  display: inline-block;
  font-size: 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 1px 10px;
  color: var(--text-2);
  white-space: nowrap;
}
.type-badge.work { color: var(--accent); border-color: var(--accent); }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 16px;
  color: var(--text);
  font-size: 14px;
}
.tag-chip:hover { border-color: var(--accent); text-decoration: none; }
.tag-chip .n { color: var(--text-2); font-size: 12px; }

.tag-list { list-style: none; }
.tag-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px;
  border-bottom: 1px solid var(--border);
}
.tag-list a { font-size: 17px; font-weight: 600; }
.tag-list .n { color: var(--text-2); font-size: 14px; }

/* ===== 详情页 ===== */
.item-head { margin-bottom: 32px; }
.item-head .crumb { font-size: 14px; color: var(--text-2); margin-bottom: 12px; }
.item-head h1 { font-size: 30px; line-height: 1.3; margin-bottom: 10px; }
.item-head .card-meta { font-size: 14px; }

.article-body {
  max-width: 680px;
  font-size: 16.5px;
}
.article-body h2 { font-size: 21px; margin: 32px 0 12px; }
.article-body p { margin-bottom: 16px; }

.work-cover {
  width: 100%;
  max-width: 720px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: block;
  margin-bottom: 24px;
}
.work-actions { margin: 20px 0 32px; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  padding: 10px 22px;
  font-size: 15px;
}
.btn:hover { text-decoration: none; opacity: .9; }

.embed-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  margin-bottom: 32px;
}
.embed-box iframe {
  display: block;
  width: 100%;
  height: 560px;
  border: 0;
}
.embed-note { font-size: 13px; color: var(--text-2); padding: 8px 14px; border-top: 1px solid var(--border); }

/* ===== 空状态 / 提示 ===== */
.empty-note {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 28px;
  color: var(--text-2);
  text-align: center;
  font-size: 15px;
}

/* ===== 搜索框（导航栏内） ===== */
.search-form { display: flex; gap: 6px; align-items: center; }
.search-form input {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 14px;
  width: 180px;
  background: var(--bg);
  font-family: inherit;
  color: var(--text);
}
.search-form input:focus { outline: none; border-color: var(--accent); }
.search-form button {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
}
.search-form button:hover { color: var(--accent); border-color: var(--accent); }

.search-count { color: var(--text-2); font-size: 14px; margin-bottom: 14px; }

/* ===== 关于页 ===== */
.about-intro { display: flex; gap: 18px; align-items: center; margin-bottom: 8px; }
.about-intro > div { flex: 1; }
.avatar {
  width: 72px; height: 72px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--accent-soft);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.focus-list { list-style: none; padding: 0; }
.focus-list li { padding: 10px 0; border-bottom: 1px solid var(--border); }
.focus-list li:last-child { border-bottom: 0; }
.contact-list { list-style: none; padding: 0; }
.contact-list li { padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 15px; }
.contact-list li:last-child { border-bottom: 0; }
.contact-list .k {
  display: inline-block;
  color: var(--text-2);
  font-size: 13px;
  margin-right: 12px;
}
.muted-note { color: var(--text-2); font-size: 14px; }

/* ===== 页脚 ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: var(--text-2);
  font-size: 13px;
  background: var(--surface);
}

/* ===== 响应式 ===== */
@media (max-width: 640px) {
  main { padding: 32px 0 56px; }
  .entry-grid { grid-template-columns: 1fr; }
  .page-head h1 { font-size: 24px; }
  .item-head h1 { font-size: 24px; }
  .embed-box iframe { height: 420px; }
  .item-row { gap: 14px; padding: 18px 0; }
  .row-thumb { width: 88px; height: 88px; }
  .row-thumb-ph { font-size: 30px; }
  .search-form { width: 100%; }
  .search-form input { flex: 1; width: auto; }
  .about-intro { flex-direction: column; align-items: flex-start; }
}