/* 代码魔方 codemo.cc 前台样式 */
:root {
  --color-primary: #165dff;
  --color-primary-light: #e8f3ff;
  --color-accent: #ff7d00;
  --color-title: #1d2129;
  --color-text: #4e5969;
  --color-muted: #86909c;
  --color-bg: #f5f7fa;
  --color-card: #ffffff;
  --color-border: #e5e6eb;
  --radius: 8px;
  --shadow: 0 4px 16px rgba(22, 93, 255, 0.08);
  /* 版心 1120 → 1600，内部尺寸按同比例缩放 */
  --container: 1600px;
  --container-base: 1120;
  --layout-scale: calc(1600 / 1120);
  --container-pad: calc(16px * var(--layout-scale));
  --gap-sm: calc(12px * var(--layout-scale));
  --gap-md: calc(16px * var(--layout-scale));
  --gap-lg: calc(24px * var(--layout-scale));
  --sidebar-width: calc(280px * var(--layout-scale));
  --nav-card-min: calc(160px * var(--layout-scale));
  --article-card-min: calc(300px * var(--layout-scale));
  --article-card-compact-min: calc(260px * var(--layout-scale));
  --vip-plan-min: calc(240px * var(--layout-scale));
  --header-search-width: calc(180px * var(--layout-scale));
  --brand-slogan-max: calc(200px * var(--layout-scale));
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

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

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--container-pad); }

/* Header */
.site-header {
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--gap-lg);
  min-height: 64px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
  flex-shrink: 0;
}
.brand:hover { text-decoration: none; }
.brand-logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.brand-title { font-size: 18px; font-weight: 700; color: var(--color-primary); line-height: 1.3; }
.brand-slogan { font-size: 12px; color: var(--color-muted); max-width: var(--brand-slogan-max); line-height: 1.4; }

.site-nav { display: flex; flex-wrap: wrap; gap: 4px 12px; flex: 1; }
.nav-link {
  color: var(--color-text);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 14px;
}
.nav-link:hover, .nav-link.is-active {
  color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
  flex-shrink: 0;
}
.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 4px 4px 12px;
  background: #f7f8fa;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.header-search:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  background: #fff;
}
.header-search input {
  width: var(--header-search-width);
  padding: 6px 0;
  border: none;
  background: transparent;
  border-radius: 0;
  font-size: 14px;
  outline: none;
}
.header-search input::placeholder { color: #c9cdd4; }
.header-search button {
  padding: 6px 14px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.15s;
}
.header-search button:hover { background: #0e42d2; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 18px;
  cursor: pointer;
}

/* Main */
.site-main { padding: var(--gap-lg) 0 var(--gap-lg); min-height: 60vh; }

.breadcrumb {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: var(--gap-md);
}
.breadcrumb .sep { margin: 0 calc(6px * var(--layout-scale)); color: #c9cdd4; }
.breadcrumb .current { color: var(--color-title); }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #4080ff 100%);
  color: #fff;
  padding: calc(48px * var(--layout-scale)) 0;
  margin-bottom: var(--gap-lg);
}
.hero-inner { text-align: center; }
.hero h1 { margin: 0 0 var(--gap-sm); font-size: calc(28px * var(--layout-scale)); font-weight: 700; }
.hero p { margin: 0 0 var(--gap-lg); opacity: 0.9; font-size: calc(16px * var(--layout-scale)); }
.hero-actions { display: flex; justify-content: center; gap: var(--gap-sm); flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
}
.btn-primary { background: #fff; color: var(--color-primary); }
.btn-primary:hover { text-decoration: none; opacity: 0.95; }
.btn-outline {
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary-light);
  text-decoration: none;
  color: var(--color-primary);
}
/* Hero 蓝底：描边按钮须白字白边，勿与正文区 .btn-outline 混用同一套色 */
.hero .btn-outline {
  border-color: rgba(255, 255, 255, 0.85);
  color: #fff;
}
.hero .btn-outline:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: #fff;
  color: #fff;
}
.btn-pay { background: var(--color-accent); color: #fff; border: none; padding: 12px 28px; }

/* Section */
.section { margin-bottom: calc(32px * var(--layout-scale)); }
.section-title { font-size: calc(18px * var(--layout-scale)); color: var(--color-title); margin: 0 0 var(--gap-md); font-weight: 600; }

.nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--nav-card-min), 1fr));
  gap: var(--gap-sm);
}
.nav-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.2s;
}
.nav-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
  text-decoration: none;
  border-color: var(--color-primary-light);
}
.nav-card h3 { margin: 0 0 8px; font-size: 15px; color: var(--color-primary); }
.nav-card p { margin: 0; font-size: 13px; color: var(--color-muted); }

.layout-two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--sidebar-width);
  gap: var(--gap-lg);
}
.col-side {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  height: fit-content;
  min-width: 0;
  overflow: hidden;
}
/* 文章详情侧栏 */
.article-page-layout .col-side { position: sticky; top: calc(64px + var(--gap-md)); align-self: start; }

.article-sidebar {
  min-width: 0;
  max-width: 100%;
}

.article-sidebar .sidebar-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 0;
  max-width: 100%;
}

.article-sidebar .side-panel {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
}
.article-sidebar .side-panel-last,
.article-sidebar .side-panel:last-child { border-bottom: none; }

.article-sidebar .side-title {
  margin: 0 0 10px;
  padding-left: 10px;
  border-left: 3px solid var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-title);
  line-height: 1.3;
}

.article-sidebar .side-breadcrumb {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--color-muted);
  word-break: break-all;
}
.article-sidebar .side-crumb {
  color: var(--color-text);
  text-decoration: none;
}
.article-sidebar .side-crumb:hover { color: var(--color-primary); text-decoration: none; }
.article-sidebar .side-crumb.is-current { color: var(--color-primary); font-weight: 500; }
.article-sidebar .side-crumb-sep { margin: 0 3px; color: #c9cdd4; }

.article-sidebar .side-cate-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.article-sidebar .side-cate-link {
  display: block;
  padding: 7px 10px;
  font-size: 13px;
  color: var(--color-text);
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.article-sidebar .side-cate-link:hover {
  background: #f7f8fa;
  color: var(--color-primary);
  text-decoration: none;
}
.article-sidebar .side-cate-link.is-active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 500;
}

.article-sidebar .side-link-list {
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}
.article-sidebar .side-link-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  max-width: 100%;
  min-height: 30px;
  padding: 5px 0;
  border-top: 1px solid #f2f3f5;
  overflow: hidden;
  box-sizing: border-box;
}
.article-sidebar .side-link-row:first-child { padding-top: 0; border-top: none; }
.article-sidebar .side-link-index {
  flex: 0 0 18px;
  width: 18px;
  font-size: 12px;
  font-weight: 600;
  line-height: 30px;
  color: #c9cdd4;
  text-align: center;
}
.article-sidebar .side-link-index.is-hot { color: var(--color-primary); }
.article-sidebar a.side-link-text {
  flex: 1 1 0;
  display: block;
  min-width: 0;
  max-width: 100%;
  font-size: 13px;
  line-height: 30px;
  color: var(--color-title);
  text-decoration: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.article-sidebar a.side-link-text:hover {
  color: var(--color-primary);
  text-decoration: none;
}
.article-sidebar .side-link-row--latest a.side-link-text,
.article-sidebar .side-link-row-rank a.side-link-text {
  display: flex;
  align-items: center;
  gap: 4px;
  line-height: normal;
  white-space: normal;
}
.article-sidebar .side-link-title-inner {
  flex: 1 1 0;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 20px;
}
.article-sidebar .side-link-row--latest .tag-paid.sm,
.article-sidebar .side-link-row-rank .tag-paid.sm {
  flex: 0 0 auto;
}
.article-sidebar .side-link-date {
  flex: 0 0 auto;
  font-size: 11px;
  line-height: 30px;
  color: var(--color-muted);
  white-space: nowrap;
}

.article-sidebar .side-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.article-sidebar .side-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 12px;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.article-sidebar .side-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}

/* 兼容旧侧栏类名 */
.article-sidebar .side-block { margin-bottom: var(--gap-lg); padding-bottom: var(--gap-lg); border-bottom: 1px solid var(--color-border); }
.article-sidebar .side-block:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.article-sidebar .side-parent { margin: 0 0 var(--gap-sm); font-size: 13px; color: var(--color-muted); }
.article-sidebar .side-parent a { color: var(--color-primary); }
.article-sidebar .side-parent .sep { margin: 0 4px; color: #c9cdd4; }
.side-list { list-style: none; margin: 0; padding: 0; }
.side-list li { margin-bottom: 12px; font-size: 14px; }
.side-list a { color: var(--color-title); }

/* Article grid */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--article-card-min), 1fr));
  gap: var(--gap-md);
}
.article-grid.compact { grid-template-columns: repeat(auto-fill, minmax(var(--article-card-compact-min), 1fr)); }

.article-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  transition: box-shadow 0.2s;
}
.article-card:hover { box-shadow: var(--shadow); }
.card-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12px; color: var(--color-muted); margin-bottom: 8px; }
.card-cate { color: var(--color-primary); }
.card-title { margin: 0 0 8px; font-size: 16px; line-height: 1.4; }
.card-title a { color: var(--color-title); }
.card-title a:hover { color: var(--color-primary); }
.card-summary { margin: 0 0 12px; font-size: 13px; color: var(--color-muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-foot { font-size: 12px; color: var(--color-muted); display: flex; justify-content: space-between; }
.card-price { color: var(--color-accent); font-weight: 600; }

.tag-free, .tag-paid {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
}
.tag-free { background: var(--color-primary-light); color: var(--color-primary); }
.tag-paid { background: #fff3e8; color: var(--color-accent); }
.tag-paid.sm { font-size: 10px; padding: 1px 6px; }

.btn-favorite {
  margin-left: 8px;
  padding: 4px 10px;
  font-size: 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: #fff;
  color: var(--color-muted);
  cursor: pointer;
}
.btn-favorite.is-favorited { border-color: var(--color-accent); color: var(--color-accent); }

/* Page header */
.page-header { margin-bottom: 20px; }
.page-header h1 { margin: 0 0 8px; font-size: 24px; color: var(--color-title); }
.page-desc { margin: 0; color: var(--color-muted); font-size: 14px; }

.sub-cate-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.sub-cate-item {
  padding: 6px 14px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 13px;
  color: var(--color-text);
}
.sub-cate-item:hover, .sub-cate-item.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding: 12px 16px;
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.filter-label { font-size: 13px; color: var(--color-muted); }
.filter-item {
  font-size: 13px;
  padding: 4px 12px;
  border-radius: 4px;
  color: var(--color-text);
}
.filter-item.active { background: var(--color-primary); color: #fff; text-decoration: none; }

/* Article detail */
.article-detail { background: var(--color-card); border-radius: var(--radius); border: 1px solid var(--color-border); padding: 24px; }
.article-header { margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--color-border); }
.article-header h1 { margin: 0 0 12px; font-size: 26px; color: var(--color-title); line-height: 1.35; }
.article-meta { display: flex; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--color-muted); }
.article-summary { margin: 12px 0 0; color: var(--color-text); font-size: 15px; }

.cms-content {
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-text);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* 段落与分隔 */
.cms-content > *:first-child { margin-top: 0; }
.cms-content > *:last-child { margin-bottom: 0; }
.cms-content p { margin: 0 0 1em; }
.cms-content hr {
  margin: 2em 0;
  border: none;
  border-top: 1px solid var(--color-border);
}

/* 标题层级 */
.cms-content h2,
.cms-content h3,
.cms-content h4,
.cms-content h5,
.cms-content h6 {
  color: var(--color-title);
  font-weight: 600;
  line-height: 1.4;
}
.cms-content h2 {
  margin: 2em 0 0.75em;
  padding-bottom: 0.45em;
  font-size: 1.45em;
  border-bottom: 2px solid var(--color-primary-light);
  position: relative;
}
.cms-content h2::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}
.cms-content h3 {
  margin: 1.6em 0 0.6em;
  padding-left: 12px;
  font-size: 1.22em;
  border-left: 3px solid var(--color-primary);
}
.cms-content h4 {
  margin: 1.35em 0 0.5em;
  font-size: 1.08em;
  color: #344054;
}
.cms-content h5 {
  margin: 1.2em 0 0.45em;
  font-size: 1em;
  color: #344054;
}
.cms-content h6 {
  margin: 1em 0 0.4em;
  font-size: 0.95em;
  color: var(--color-muted);
  font-weight: 600;
}

/* 链接与强调 */
.cms-content a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}
.cms-content a:hover {
  border-bottom-color: var(--color-primary);
  text-decoration: none;
}
.cms-content strong { color: var(--color-title); font-weight: 600; }
.cms-content em { font-style: italic; color: #344054; }

/* 引用块 */
.cms-content blockquote {
  margin: 1.25em 0;
  padding: 12px 16px;
  background: #f7f8fa;
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: #344054;
}
.cms-content blockquote p:last-child { margin-bottom: 0; }

/* 列表 */
.cms-content ul,
.cms-content ol {
  margin: 0 0 1em;
  padding-left: 1.6em;
}
.cms-content ul { list-style-type: disc; }
.cms-content ol { list-style-type: decimal; }
.cms-content li {
  margin: 0.35em 0;
  padding-left: 0.25em;
}
.cms-content li > ul,
.cms-content li > ol {
  margin: 0.35em 0 0.5em;
}
.cms-content ul ul { list-style-type: circle; }
.cms-content ul ul ul { list-style-type: square; }

/* 表格 */
.cms-content table {
  width: 100%;
  margin: 1.25em 0;
  border-collapse: collapse;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 14px;
  line-height: 1.6;
}
.cms-content thead { background: #f2f3f5; }
.cms-content th,
.cms-content td {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}
.cms-content th {
  color: var(--color-title);
  font-weight: 600;
  white-space: nowrap;
}
.cms-content tbody tr:nth-child(even) { background: #fafbfc; }
.cms-content tbody tr:hover { background: var(--color-primary-light); }
.cms-content table code {
  font-size: 12px;
  padding: 1px 4px;
}

/* 代码 */
.cms-content pre {
  margin: 1.25em 0;
  padding: 16px 18px;
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.65;
  border: 1px solid #2d2d2d;
}
.cms-content pre code {
  display: block;
  padding: 0;
  background: transparent;
  color: inherit;
  font-size: inherit;
  border: none;
  white-space: pre;
}
.cms-content :not(pre) > code {
  font-family: Consolas, Monaco, "Courier New", monospace;
  font-size: 0.9em;
  padding: 2px 6px;
  background: #f2f3f5;
  color: #c7254e;
  border: 1px solid #e8e8e8;
  border-radius: 4px;
}

/* 图片与媒体 */
.cms-content img {
  max-width: 100%;
  height: auto;
  margin: 1em 0;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.cms-content figure { margin: 1.25em 0; }
.cms-content figcaption {
  margin-top: 0.5em;
  font-size: 13px;
  color: var(--color-muted);
  text-align: center;
}

/* 移动端表格横向滚动 */
@media (max-width: 768px) {
  .cms-content { font-size: 14px; }
  .cms-content h2 { font-size: 1.3em; }
  .cms-content h3 { font-size: 1.15em; }
  .cms-content table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .cms-content th { white-space: normal; }
}

.paywall {
  margin-top: 24px;
  padding: 24px;
  background: linear-gradient(180deg, #fff9f3 0%, #fff 100%);
  border: 1px dashed var(--color-accent);
  border-radius: var(--radius);
  text-align: center;
}
.paywall h3 { margin: 0 0 8px; color: var(--color-title); }
.paywall .price { color: var(--color-accent); font-size: 20px; }
.paywall-hint { font-size: 13px; color: var(--color-muted); }
.paywall-form { margin-top: 16px; }
.btn-pay { display: inline-block; padding: 12px 28px; border: none; border-radius: var(--radius); font-size: 15px; font-weight: 600; cursor: pointer; }
.btn-alipay { background: #1677ff; color: #fff; }
.btn-wechat { background: #07c160; color: #fff; margin-left: 12px; }

.header-member {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  padding-left: 12px;
  border-left: 1px solid var(--color-border);
}
.header-member-profile {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 4px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--color-text);
  background: #f7f8fa;
  border: 1px solid transparent;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
  max-width: 160px;
}
.header-member-profile:hover {
  background: var(--color-primary-light);
  border-color: rgba(22, 93, 255, 0.2);
  text-decoration: none;
  color: var(--color-primary);
}
.header-member-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: linear-gradient(135deg, #165dff 0%, #4080ff 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.header-member-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.header-member-letter {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  text-transform: uppercase;
}
.header-member-name {
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.header-member-logout {
  font-size: 13px;
  color: var(--color-muted);
  padding: 6px 10px;
  border-radius: 6px;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}
.header-member-logout:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}
.header-member-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 999px;
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.header-member-btn--ghost {
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background: #fff;
}
.header-member-btn--ghost:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}
.header-member-btn--primary {
  color: #fff;
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.header-member-btn--primary:hover {
  background: #0e42d2;
  border-color: #0e42d2;
  text-decoration: none;
  color: #fff;
}

.card-panel { background: var(--color-card); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); margin-bottom: 24px; }
.pay-checkout h1 { margin-top: 0; }
.checkout-amount .price { font-size: 24px; color: var(--color-accent); }
.pay-channel-form { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.pay-qr-modal-amount { margin: 8px 0 4px; font-size: 28px; font-weight: 700; color: #f53f3f; }
.pay-qr-modal-amount small { font-size: 16px; font-weight: 600; }
.pay-qr-modal-order { margin: 0 0 12px; font-size: 13px; color: var(--color-muted); word-break: break-all; }
.pay-qr-modal-img {
  display: block;
  width: 240px;
  height: 240px;
  margin: 0 auto 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fff;
}
.pay-qr-modal-hint { margin: 0; font-size: 13px; color: var(--color-muted); }
.pay-qr-modal-wx { display: inline-flex; align-items: center; gap: 6px; margin-bottom: 8px; font-size: 15px; font-weight: 600; color: #07c160; }
.pay-qr-modal-wx-icon { display: inline-flex; width: 22px; height: 22px; border-radius: 50%; background: #07c160; color: #fff; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; }
.alert-box { padding: 12px; background: #fff7e8; border: 1px solid #ffcf8b; border-radius: var(--radius); color: #d25f00; }

.member-auth { max-width: 420px; margin: 0 auto; }
.auth-form label { display: block; margin-bottom: 16px; font-size: 14px; color: var(--color-muted); }
.auth-form input { display: block; width: 100%; margin-top: 6px; padding: 10px 12px; border: 1px solid var(--color-border); border-radius: var(--radius); font-size: 15px; }
.auth-links { font-size: 14px; text-align: center; margin-top: 16px; }
.member-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.order-table { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--color-card); border-radius: var(--radius); overflow: hidden; }
.order-table th, .order-table td { padding: 10px 12px; border-bottom: 1px solid var(--color-border); text-align: left; }
.vip-plan-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(var(--vip-plan-min), 1fr)); gap: var(--gap-md); }
.vip-price strong { font-size: 22px; color: var(--color-accent); }
.article-attachments { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--color-border); }
.article-attachments h2 { font-size: 18px; margin-bottom: 12px; }
.attach-list { list-style: none; padding: 0; margin: 0; }
.attach-item { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding: 10px 0; border-bottom: 1px solid var(--color-border); }
.attach-item:last-child { border-bottom: none; }
.attach-icon { color: var(--color-muted); }
.attach-name { flex: 1; min-width: 120px; font-size: 14px; }
.attach-size { font-size: 12px; color: var(--color-muted); }
.attach-download { font-size: 14px; color: var(--color-accent); text-decoration: none; }
.attach-download:hover { text-decoration: underline; }
.attach-login { color: var(--color-accent); }
.attach-locked { font-size: 13px; color: var(--color-muted); }
.wx-qr-img { margin: 16px auto; display: block; border: 1px solid var(--color-border); border-radius: 8px; }
.text-center { text-align: center; }

.related-section { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--color-border); }
.related-section h2 { font-size: 18px; margin-bottom: 16px; }

.search-page-form {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}
.search-page-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 15px;
}

.empty-tip { text-align: center; padding: 40px 16px; color: var(--color-muted); }

.pagination-wrap { margin-top: 24px; text-align: center; }
.pagination-wrap ul { display: inline-flex; list-style: none; padding: 0; gap: 6px; flex-wrap: wrap; justify-content: center; }
.pagination-wrap li a, .pagination-wrap li span {
  display: block;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-card);
  font-size: 14px;
}
.pagination-wrap li.active span { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Footer */
.site-footer {
  background: linear-gradient(180deg, #1e2430 0%, #171b24 100%);
  color: #c9cdd4;
  margin-top: var(--gap-lg);
  font-size: 13px;
}
.site-footer .container {
  padding-top: 40px;
  padding-bottom: 28px;
}
.footer-main {
  display: grid;
  grid-template-columns: minmax(180px, 1.1fr) minmax(96px, 0.65fr) minmax(96px, 0.65fr) minmax(220px, 1.5fr);
  gap: 32px 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-main:not(:has(.footer-col-tags)) {
  grid-template-columns: minmax(180px, 1.2fr) minmax(96px, 0.75fr) minmax(96px, 0.75fr);
}
.footer-main:not(:has(.footer-col-cate)) {
  grid-template-columns: minmax(180px, 1.1fr) minmax(96px, 0.7fr) minmax(220px, 1.5fr);
}
.footer-main:not(:has(.footer-col-cate)):not(:has(.footer-col-tags)) {
  grid-template-columns: minmax(180px, 1.3fr) minmax(96px, 0.7fr);
}
.footer-brand-name {
  display: inline-block;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: 0.02em;
}
.footer-brand-name:hover {
  color: #6aa1ff;
  text-decoration: none;
}
.footer-brand-desc {
  margin: 10px 0 0;
  max-width: 280px;
  line-height: 1.7;
  color: #86909c;
  font-size: 13px;
}
.footer-col {
  min-width: 0;
}
.footer-heading {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  color: #e5e6eb;
  letter-spacing: 0.04em;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: #a9aeb8;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease, transform 0.2s ease;
}
.footer-links a:hover {
  color: #fff;
  text-decoration: none;
  transform: translateX(2px);
}
.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-tag {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: #d0d3da;
  font-size: 12px;
  line-height: 1.4;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.footer-tag:hover {
  background: rgba(22, 93, 255, 0.18);
  border-color: rgba(106, 161, 255, 0.45);
  color: #fff;
  text-decoration: none;
}
.footer-bottom {
  padding-top: 20px;
  text-align: center;
}
.footer-copy,
.footer-beian {
  margin: 0;
  color: #6b7280;
  font-size: 12px;
  line-height: 1.8;
}
.footer-beian a {
  color: #86909c;
  text-decoration: none;
}
.footer-beian a:hover {
  color: #c9cdd4;
  text-decoration: underline;
}

/* 网站地图页 */
.sitemap-page { padding-top: 8px; }

.sitemap-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--gap-lg);
  margin-bottom: var(--gap-lg);
  padding: calc(24px * var(--layout-scale)) calc(28px * var(--layout-scale));
  background: linear-gradient(135deg, #fff 0%, #f0f5ff 100%);
  border: 1px solid var(--color-border);
  border-radius: calc(12px * var(--layout-scale));
  box-shadow: var(--shadow);
}
.sitemap-hero-text { flex: 1; min-width: 220px; }
.sitemap-hero h1 {
  margin: 0 0 8px;
  font-size: calc(28px * var(--layout-scale));
  color: var(--color-title);
  line-height: 1.3;
}
.sitemap-desc {
  margin: 0;
  max-width: 520px;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.7;
}
.sitemap-hero-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
  flex-shrink: 0;
}
.sitemap-stats {
  display: flex;
  gap: 12px;
}
.sitemap-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 88px;
  padding: 10px 16px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-align: center;
}
.sitemap-stat strong {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}
.sitemap-stat span {
  margin-top: 4px;
  font-size: 12px;
  color: var(--color-muted);
}
.sitemap-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.sitemap-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  text-decoration: none;
  transition: opacity 0.15s, box-shadow 0.15s;
}
.sitemap-btn:hover {
  opacity: 0.92;
  box-shadow: 0 4px 12px rgba(22, 93, 255, 0.25);
  text-decoration: none;
}
.sitemap-btn--ghost {
  color: var(--color-primary);
  background: #fff;
}
.sitemap-btn--ghost:hover { background: var(--color-primary-light); }

.sitemap-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--gap-lg);
  padding: 12px 14px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.sitemap-jump-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid transparent;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.sitemap-jump-item em {
  font-style: normal;
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 999px;
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.sitemap-jump-item:hover {
  color: var(--color-primary);
  border-color: rgba(22, 93, 255, 0.25);
  background: var(--color-primary-light);
  text-decoration: none;
}

.sitemap-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap-lg);
}
.sitemap-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: calc(12px * var(--layout-scale));
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(29, 33, 41, 0.04);
}
.sitemap-card--category,
.sitemap-card--article {
  grid-column: 1 / -1;
}
.sitemap-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  background: #fafbfc;
}
.sitemap-card--base .sitemap-card-head { border-left: 4px solid var(--color-primary); }
.sitemap-card--page .sitemap-card-head { border-left: 4px solid #00b42a; }
.sitemap-card--category .sitemap-card-head { border-left: 4px solid #722ed1; }
.sitemap-card--article .sitemap-card-head { border-left: 4px solid var(--color-accent); }
.sitemap-card-head h2 {
  margin: 0;
  font-size: 16px;
  color: var(--color-title);
}
.sitemap-card-count {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--color-muted);
  padding: 2px 10px;
  background: var(--color-bg);
  border-radius: 999px;
}

.sitemap-links {
  list-style: none;
  margin: 0;
  padding: 10px 14px 14px;
}
.sitemap-links li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 10px;
  border-radius: 6px;
  transition: background 0.15s;
}
.sitemap-links li:hover { background: var(--color-bg); }
.sitemap-link {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sitemap-link:hover { color: var(--color-primary); text-decoration: none; }
.sitemap-date {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--color-muted);
}

.sitemap-links--base li,
.sitemap-links--page li {
  border-bottom: 1px dashed var(--color-border);
  border-radius: 0;
}
.sitemap-links--base li:last-child,
.sitemap-links--page li:last-child { border-bottom: none; }

.sitemap-links--category {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 16px 16px;
}
.sitemap-links--category li {
  padding: 0;
  background: transparent;
}
.sitemap-links--category li:hover { background: transparent; }
.sitemap-links--category .sitemap-link {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 13px;
  background: #fff;
  white-space: normal;
  overflow: visible;
  text-overflow: unset;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.sitemap-links--category .sitemap-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.sitemap-links--category .sitemap-date { display: none; }

.sitemap-links--article {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 16px;
  padding: 12px 16px 16px;
}
.sitemap-links--article li {
  padding: 8px 10px;
  border-radius: 6px;
}
@media (min-width: 1200px) {
  .sitemap-links--article { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .sitemap-hero { padding: 20px 18px; }
  .sitemap-hero-side { align-items: stretch; width: 100%; }
  .sitemap-stats { width: 100%; }
  .sitemap-stat { flex: 1; }
  .sitemap-actions { justify-content: stretch; }
  .sitemap-actions .sitemap-btn { flex: 1; }
  .sitemap-body { grid-template-columns: 1fr; }
  .sitemap-links--article { grid-template-columns: 1fr; }
}

/* Responsive */
@media (max-width: 900px) {
  .layout-two-col { grid-template-columns: 1fr; }
  .article-page-layout .col-side { position: static; }
  .nav-toggle { display: block; margin-left: auto; }
  .site-nav {
    display: none;
    width: 100%;
    order: 4;
    flex-direction: column;
    padding: 12px 0;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .footer-col-tags {
    grid-column: 1 / -1;
  }
  .footer-main:not(:has(.footer-col-tags)) {
    grid-template-columns: 1fr 1fr;
  }
  .site-nav.is-open { display: flex; }
  .header-tools {
    width: 100%;
    order: 3;
    flex-wrap: wrap;
    margin-left: 0;
    gap: 10px;
  }
  .header-member {
    padding-left: 0;
    border-left: none;
    margin-left: auto;
  }
  .header-search {
    flex: 1;
    min-width: 0;
  }
  .header-search input { flex: 1; width: auto; min-width: 0; }
}

@media (max-width: 600px) {
  .hero h1 { font-size: 22px; }
  .article-grid { grid-template-columns: 1fr; }
  .footer-main {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-brand,
  .footer-col-tags {
    grid-column: auto;
  }
  .footer-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 16px;
  }
}