/* ============================================================
   ACG 俱乐部 · 离线镜像 — 文章页 (单栏居中浅色版)
   ============================================================ */

:root {
  --bg: #F0FBF9;
  --surface: #fff;
  --ink: #1F3B3A;
  --muted: #4F7F79;
  --accent: #2EC4B6;
  --accent-2: #4FA8FF;
  --accent-deep: #0D6E63;
  --accent-ink: #052B2A;
  --accent-soft: rgba(46, 196, 182, .12);
  --bd: #CFEDE8;
  --bd-strong: #BFE9E4;
  --radius: 22px;
  --radius-sm: 14px;
  --radius-pill: 999px;
  --shadow: 0 10px 28px -14px rgba(46, 196, 182, .55);
  --shadow-sm: 0 4px 14px -10px rgba(31, 59, 58, .25);
  --font-title: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}

/* 基础重置与背景 */
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: var(--bg); color: var(--ink); font-family: var(--font-body);
  font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  background-image: radial-gradient(circle, rgba(46, 196, 182, .11) 2px, transparent 2px), radial-gradient(circle, rgba(79, 168, 255, .09) 2px, transparent 2px);
  background-size: 28px 28px, 42px 42px; background-position: 0 0, 14px 20px;
}

/* 顶部导航 */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 56px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bd); font-size: 0.85rem;
}
.site-nav a {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--accent-deep); font-weight: 600; text-decoration: none; transition: transform 0.2s;
}
.site-nav a:hover { transform: translateX(-3px); }
.site-nav-title { color: var(--muted); font-weight: 500; }

/* ============================================================
   单栏居中大卡片布局
   ============================================================ */
main.container {
  max-width: 1020px !important;
  width: calc(100% - 48px) !important;
  /* 左边距与主页内容区对齐：宽屏下 = (视口-1280)/2 + 24，窄屏下 24px
     —— 与主页 .layout 的 max-width:1280 + padding:24 完全一致 */
  margin: 40px auto 80px max(24px, calc((100% - 1280px) / 2 + 24px)) !important;
  padding: 40px 56px !important;
  box-sizing: border-box;
  background: var(--surface) !important;
  border: 1px solid var(--bd) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow) !important;
  animation: fadeUp 0.4s ease-out;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }


/* 文章排版 */
h1 {
  font-family: var(--font-title); font-size: 2rem; font-weight: 800;
  color: var(--ink); margin: 0 0 12px 0; line-height: 1.3; letter-spacing: -0.02em;
  text-align: left; border-bottom: none;
}
h1::after { display: none; }

.meta {
  color: var(--muted); font-size: 0.85rem; margin: 0 0 32px 0;
  padding-bottom: 16px; border-bottom: 1px dashed var(--bd-strong);
  display: flex; justify-content: flex-start; gap: 10px;
}

.container > p, .wp-block-paragraph {
  font-size: 1.05rem; line-height: 1.85; color: #2d3e3d; margin: 0 0 20px 0;
}
.container strong { color: var(--accent-deep); font-weight: 700; }

/* 图片 */
.wp-block-image { margin: 30px 0; text-align: center; }
.wp-block-image img, .container img {
  max-width: 100% !important; height: auto !important;
  display: block; margin: 0 auto !important;
  border-radius: var(--radius-sm) !important; border: 1px solid var(--bd) !important;
  box-shadow: 0 8px 24px -10px rgba(31, 59, 58, 0.15) !important;
  transition: transform 0.3s;
}
.wp-block-image img:hover { transform: translateY(-2px); }

/* 标签区 */
.auto-tags, .source-tags {
  display: flex; flex-direction: column; gap: 12px;
  margin-top: 40px !important; padding: 20px !important;
  background: var(--bg) !important; border: 1px solid var(--bd) !important;
  border-radius: var(--radius-sm) !important;
}
/* flex-wrap: wrap —— 标签多时自动换行，否则窄屏会横向撑破容器 */
.auto-tags > div, .source-tags > div { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.auto-tags strong, .source-tags strong { color: var(--ink); font-size: 0.9rem; min-width: 50px; }
.auto-tags span, .source-tags span {
  display: inline-flex; align-items: center; padding: 4px 12px !important;
  border-radius: var(--radius-pill) !important; font-size: 0.8rem !important; font-weight: 600;
  background: var(--accent-soft) !important; color: var(--accent-deep) !important;
  border: none !important;
}

/* 底部返回按钮 */
.site-foot { margin-top: 40px; text-align: center; padding-top: 20px; border-top: 1px solid var(--bd); }
.site-foot a {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff !important; border-radius: var(--radius-pill) !important;
  font-weight: 700; font-size: 0.95rem; text-decoration: none; border: none !important;
  box-shadow: 0 6px 16px -6px rgba(46, 196, 182, 0.7); transition: transform 0.2s, box-shadow 0.2s;
}
.site-foot a:hover { transform: translateY(-2px); box-shadow: 0 10px 20px -6px rgba(46, 196, 182, 0.8); }

/* 回到顶部 */
.to-top {
  position: fixed; bottom: 40px; right: 40px; width: 48px; height: 48px;
  border-radius: 50%; background: var(--surface) !important; color: var(--accent-deep) !important;
  border: 1px solid var(--bd) !important; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-sm) !important; font-size: 1.2rem; font-weight: bold; text-decoration: none;
  transition: all 0.3s; z-index: 1000;
}
.to-top:hover { background: var(--accent-soft) !important; transform: translateY(-3px); border-color: var(--accent) !important; }

/* ============================================================
   内容元素补全（沿用上方令牌；浏览器默认样式的部分统一收编）
   ============================================================ */

/* 链接：正文内链接用深青 + 柔和下划线，hover 浮出浅绿底 */
.container p a,
.container li a,
.container > a {
  color: var(--accent-deep);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(46, 196, 182, 0.35);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  border-radius: 4px;
  transition: color 0.2s, text-decoration-color 0.2s, background-color 0.2s;
}
.container p a:hover,
.container li a:hover,
.container > a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
  background: var(--accent-soft);
}

/* 标题层级：h2 渐变底 + 左侧色条，h3/h4 依次收敛 */
h2, h3, h4 {
  font-family: var(--font-title);
  color: var(--accent-ink);
  line-height: 1.4;
  margin: 40px 0 16px;
}
h2 {
  font-size: 1.45rem;
  font-weight: 800;
  padding: 10px 18px;
  background: linear-gradient(135deg, var(--accent-soft), rgba(79, 168, 255, 0.06));
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
h3 {
  font-size: 1.18rem;
  font-weight: 700;
  padding-left: 12px;
  border-left: 3px solid var(--bd-strong);
}
h4 { font-size: 1.05rem; font-weight: 700; }

/* 引用块 */
blockquote {
  margin: 24px 0;
  padding: 16px 20px;
  background: var(--accent-soft);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--ink);
}
blockquote p:last-child { margin-bottom: 0; }

/* 行内代码 / 代码块 */
code {
  background: rgba(46, 196, 182, 0.1);
  color: var(--accent-deep);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.9em;
  font-family: Consolas, "SFMono-Regular", Menlo, monospace;
}
pre {
  background: #F7FDFC;
  border: 1px solid var(--bd);
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  line-height: 1.6;
  margin: 24px 0;
}
pre code { background: none; padding: 0; color: var(--ink); }

/* 表格 */
table {
  width: 100%;
  margin: 24px 0;
  border-collapse: collapse;
  font-size: 0.95rem;
  display: block;
  overflow-x: auto;
}
th, td { border: 1px solid var(--bd); padding: 10px 14px; text-align: left; }
th { background: var(--accent-soft); color: var(--accent-ink); white-space: nowrap; }
tbody tr:nth-child(even) td { background: #F7FDFC; }

/* 列表 */
ul, ol { margin: 0 0 20px; padding-left: 1.5em; }
li { margin: 6px 0; }
li::marker { color: var(--accent); font-weight: 700; }

/* 分隔线 */
hr { border: 0; height: 1px; background: var(--bd-strong); margin: 32px 0; }

/* 裸图间距（figure 内图片间距由 .wp-block-image 控制，这里管散图） */
.container > img { margin: 24px auto !important; }

/* 长 URL / 无空格长串强制换行：窄屏下否则会把卡片横向撑破 */
main.container,
main.container p,
main.container a,
main.container li,
.main-container td {
  overflow-wrap: break-word;
  word-break: break-word;
}
main.container a { word-break: break-all; }

/* 文本选中色 */
::selection { background: rgba(46, 196, 182, 0.25); color: var(--accent-ink); }

/* 键盘焦点 */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* 浅色滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--bd-strong);
  border-radius: 999px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }


/* 响应式 */
@media (max-width: 768px) {
  main.container { margin: 16px auto 60px 10px !important; padding: 24px 20px !important; width: calc(100% - 20px) !important; border-radius: 16px !important; }
  h1 { font-size: 1.5rem; }
  .container > p { font-size: 0.95rem; }
  .to-top { bottom: 20px; right: 20px; width: 40px; height: 40px; font-size: 1rem; }
}