/* ==========================================================================
   和 bug 对线的阿栈 · 自定义 layer
   通过 _config.anzhiyu.yml -> inject.head 引入，加载在主题样式之后
   结构：0 设计令牌 → 1 排版/阅读 → 2 表面与边界 → 3 组件级补丁
   颜色按 WCAG 正文 ≥4.5:1 挑过；深浅两套各自设计，不是简单反色
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. 设计令牌
   浅色：冷调中性底 + 纯白卡面 + 深墨蓝正文，卡与底有明确边界
   深色：近黑的冷蓝底 + 抬起的卡面 + 高亮正文，避免纯黑纯白对撞
   -------------------------------------------------------------------------- */

:root,
[data-theme="light"] {
  --d-bg: #ebeff7;
  --d-surface: #ffffff;
  --d-surface-2: #f4f7fd;
  --d-border: #d6deee;
  --d-border-strong: #c3cde3;
  --d-ink: #1a2030;
  --d-ink-2: #515b70;
  --d-ink-3: #66718a;
  --d-accent: #3a56e0;
  --d-accent-weak: rgba(58, 86, 224, 0.09);
  --d-shadow-card: 0 1px 2px rgba(21, 33, 66, 0.04), 0 8px 24px -12px rgba(21, 33, 66, 0.16);
  --d-shadow-hover: 0 2px 4px rgba(21, 33, 66, 0.06), 0 16px 36px -16px rgba(21, 33, 66, 0.24);
  --d-code-bg: #f5f7fc;
  --d-quote-bg: #f4f7fd;
}

[data-theme="dark"] {
  --d-bg: #0c1017;
  --d-surface: #141a25;
  --d-surface-2: #1b2330;
  --d-border: #263042;
  --d-border-strong: #33405a;
  --d-ink: #e7ecf7;
  --d-ink-2: #a6b0c4;
  --d-ink-3: #8a94a8;
  --d-accent: #7c8bff;
  --d-accent-weak: rgba(124, 139, 255, 0.14);
  --d-shadow-card: 0 1px 0 rgba(255, 255, 255, 0.03), 0 10px 30px -18px rgba(0, 0, 0, 0.9);
  --d-shadow-hover: 0 1px 0 rgba(255, 255, 255, 0.06), 0 18px 40px -20px rgba(0, 0, 0, 0.95);
  --d-code-bg: #10161f;
  --d-quote-bg: #10161f;
}

/* 令牌灌进主题变量表，其余组件自动跟随 */
[data-theme] {
  --global-bg: var(--d-bg);
  --anzhiyu-background: var(--d-bg);
  --anzhiyu-card-bg: var(--d-surface);
  --anzhiyu-card-border: var(--d-border);
  --anzhiyu-fontcolor: var(--d-ink);
  --anzhiyu-secondtext: var(--d-ink-2);
  --anzhiyu-theme: var(--d-accent);
  --anzhiyu-theme-deep: var(--d-accent);
  --anzhiyu-theme-op: var(--d-accent-weak);
  --anzhiyu-secondbg: var(--d-surface-2);
  --anzhiyu-card-btn-bg: var(--d-surface-2);
  --anzhiyu-post-blockquote-bg: var(--d-quote-bg);
  --anzhiyu-post-tabs-bg: var(--d-code-bg);
  --anzhiyu-ahoverbg: var(--d-surface-2);
  --anzhiyu-lighttext: var(--d-accent);
  --toc-link-color: var(--d-ink-2);
  --anzhiyu-shadow-border: none;
  --style-border: 1px solid var(--d-border);
  --style-border-hover: 1px solid var(--d-border-strong);
  --anzhiyu-maskbg: color-mix(in srgb, var(--d-bg) 72%, transparent);
  --anzhiyu-maskbgdeep: color-mix(in srgb, var(--d-bg) 92%, transparent);
}

[data-theme="light"] {
  --anzhiyu-meta-theme-color: var(--d-bg);
  --anzhiyu-meta-theme-post-color: #fff;
}

[data-theme="dark"] {
  --anzhiyu-meta-theme-color: var(--d-bg);
  --anzhiyu-meta-theme-post-color: var(--d-surface);
}

/* --------------------------------------------------------------------------
   1. 排版与阅读：正文是主角
   -------------------------------------------------------------------------- */

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}

#article-container {
  font-size: 16px;
  line-height: 1.85;
  color: var(--d-ink);
  letter-spacing: 0.01em;
}

#article-container p {
  margin: 0 0 1.15em;
  text-wrap: pretty;
}

#article-container li {
  line-height: 1.8;
  margin-bottom: 0.35em;
}

#article-container h1,
#article-container h2,
#article-container h3,
#article-container h4 {
  color: var(--d-ink);
  letter-spacing: -0.012em;
  text-wrap: balance;
}

#article-container h2 {
  font-size: 1.55rem;
  margin: 2.2em 0 0.85em;
}

#article-container h3 {
  font-size: 1.25rem;
  margin: 1.8em 0 0.7em;
}

#article-container a:not(.headerlink):not(.fancybox) {
  color: var(--d-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, var(--d-accent) 42%, transparent);
}

#article-container a:not(.headerlink):not(.fancybox):hover {
  text-decoration-color: var(--d-accent);
}

#article-container p code,
#article-container li code,
#article-container td code {
  background: var(--d-code-bg);
  color: var(--d-ink);
  border: 1px solid var(--d-border);
  border-radius: 5px;
  padding: 0.1em 0.36em;
  font-size: 0.9em;
}

#article-container figure.highlight,
#article-container pre {
  background: var(--d-code-bg);
  border: 1px solid var(--d-border);
  border-radius: 10px;
}

#article-container blockquote {
  background: var(--d-quote-bg);
  border-left: 1px solid var(--d-border-strong);
  border-radius: 0 10px 10px 0;
  color: var(--d-ink-2);
}

#article-container table th {
  background: var(--d-surface-2);
  color: var(--d-ink);
}

#article-container table td,
#article-container table th {
  border-color: var(--d-border);
}

#page-header.post-bg .post-meta,
#page-header.post-bg .post-meta a,
#page-header.post-bg .post-meta span {
  color: rgba(255, 255, 255, 0.82);
}

/* 目录显示编号（主题默认 display: none，参考站是带 1./1.1 的） */
#aside-content #card-toc span.toc-number {
  display: inline;
  margin-right: 0.25em;
  color: var(--d-ink-3);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   2. 表面与边界：卡片靠 1px 边界和极浅阴影分层
   -------------------------------------------------------------------------- */

.card-widget,
#recent-posts > .recent-post-item,
#archive .archive-item {
  border: 1px solid var(--d-border);
  box-shadow: var(--d-shadow-card);
  transition: box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.card-widget:hover,
#recent-posts > .recent-post-item:hover {
  box-shadow: var(--d-shadow-hover);
  border-color: var(--d-border-strong);
}

@media (prefers-reduced-motion: reduce) {
  .card-widget,
  #recent-posts > .recent-post-item {
    transition: none;
  }
}

/* 内容页标题：参考站是纯文字标题，不是一张卡片，所以这里不套边界和阴影 */
#page .page-title {
  border: 0;
  box-shadow: none;
  background: transparent;
  font-size: 1.85rem;
  line-height: 1.35;
  letter-spacing: 0.01em;
  margin: 0 0 1.2rem;
  padding: 0 0 0.85rem;
  border-bottom: 1px solid var(--d-border);
  color: var(--d-ink);
}

#categoryBar {
  background: var(--d-surface);
  border: 1px solid var(--d-border);
  box-shadow: var(--d-shadow-card);
}

#footer {
  background: var(--d-bg);
  border-top: 1px solid var(--d-border);
}

#local-search .search-dialog,
#local-search-input {
  background: var(--d-surface);
  border-color: var(--d-border);
}

/* --------------------------------------------------------------------------
   3. 组件级补丁（修正主题默认行为）
   -------------------------------------------------------------------------- */

/* 3.1 内页顶部图：主题只在首页给 #page-header 背景 */
#page-header.not-home-page {
  background: url(/img/banner.png) center / cover no-repeat;
}
#page-header.not-home-page #page-site-info h1,
#page-header.not-home-page #page-info-break {
  color: #fff;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}

/* 3.2 首页首屏标题投影 */
#page-header #site-title {
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
}

/* 3.3 作者卡简介是 hover 浮层，压在白字上 */
#aside-content .card-info .author-info__description,
#aside-content .card-info .author-info__description div {
  color: rgba(255, 255, 255, 0.94) !important;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.3);
}

/* 3.4 首页左上「硬核技术」卡：统一深色渐变 */
#random-banner {
  background: linear-gradient(135deg, #0b1224 0%, #1a2a5c 55%, #24387a 100%);
  border-color: rgba(255, 255, 255, 0.08);
}
#random-banner .banners-title-big {
  color: #fff;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}
#random-banner .banners-title-small {
  color: rgba(255, 255, 255, 0.7);
}
#random-banner #skills-tags-group-all {
  opacity: 0.92;
}
#random-banner #skills-tags-group-all .tags-group-icon {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

/* 3.5 首页三个分类按钮：蓝 → 紫 → 青同族渐变 */
#home_top .categoryButton.blue {
  background: linear-gradient(120deg, #2b4bd8 0%, #4c6bff 100%);
  box-shadow: 0 8px 22px rgba(76, 107, 255, 0.26);
}
#home_top .categoryButton.red {
  background: linear-gradient(120deg, #5b3fd8 0%, #8a6bff 100%);
  box-shadow: 0 8px 22px rgba(138, 107, 255, 0.26);
}
#home_top .categoryButton.green {
  background: linear-gradient(120deg, #0e6da8 0%, #21b6d8 100%);
  box-shadow: 0 8px 22px rgba(33, 182, 216, 0.24);
}

/* 3.6 友链卡片：默认一行 5 张（每张 150px，站名被截断）→ 一行 3 张 */
#article-container .anzhiyu-flink-list .flink-list-item {
  width: calc(33.333% - 12px);
}
@media screen and (max-width: 768px) {
  #article-container .anzhiyu-flink-list .flink-list-item {
    width: calc(100% - 12px);
  }
}

/* 3.7 即刻条依赖远程 swiper：未初始化时只留第一条；即使初始化失败也不会叠字 */
#bbtalk:not(.swiper-initialized) #bber-talk > a:not(:first-child) {
  display: none !important;
}
/* 3.10 Twikoo 输入区在深色下缺边框，正文页看起来像空洞 */
[data-theme="dark"] .tk-input,
[data-theme="dark"] .tk-input__inner,
[data-theme="dark"] .tk-textarea__inner,
[data-theme="dark"] .el-textarea__inner,
[data-theme="dark"] .el-input__inner {
  background: var(--d-surface-2) !important;
  border: 1px solid var(--d-border) !important;
  color: var(--d-ink) !important;
  border-radius: 8px;
}
[data-theme="dark"] .tk-comments-container,
[data-theme="dark"] .tk-comment {
  background: transparent;
}

/* 3.8 作者卡：隐藏重复副标题；名字不被图标挤成竖排 */
#aside-content .card-info .author-info__desc {
  display: none;
}
#aside-content .card-info .author-info__name {
  white-space: nowrap;
}

/* 3.9 侧栏目录激活态 */
#aside-content #card-toc .toc-content .toc-link.active,
#aside-content #card-toc .toc-content .toc-item.active .toc-link .toc-text {
  color: var(--d-accent);
}

/* 3.11 侧栏目录：主题默认给未激活项 0.6 透明度 + 1px 模糊，长目录几乎不可读，
   改成清晰可读、仅用颜色区分层级 */
#aside-content #card-toc .toc-content .toc-link:not(.active) span {
  opacity: 0.86;
  filter: none;
}
#aside-content #card-toc .toc-content .toc-link {
  color: var(--d-ink-2);
}

/* 3.12 版权卡：主题用主题色薄底，正文信息对比不足 */
.post-copyright {
  background: var(--d-surface-2);
  border: 1px solid var(--d-border);
}
.post-copyright .post-copyright__notice,
.post-copyright .post-copyright__notice span,
.post-copyright .post-copyright__author_desc,
.post-copyright .post-copyright-info {
  color: var(--d-ink-2) !important;
}
.post-copyright .post-copyright__author_name {
  color: var(--d-ink);
}/* 1.9 页面骨架
   主题给 #body-wrap 用了 flex + justify-content: space-between，
   当正文比视口短（文章少、分类页、404）时，多出来的空白会被均分到
   导航下方和页脚上方 —— 首页顶部那一段「莫名留白」就是这么来的。
   改成自顶向下排布，页脚靠 .layout 的 flex: 1 压到底。 */
#body-wrap {
  justify-content: flex-start;
}
/* 多出来的空间只给页脚上方，保证短页面时页脚仍然贴底 */
#body-wrap > #footer {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   5. 相册卡片：主题给封面写死 600px 高、一行 4 个，配竖图会被拉成细长条，
      这里按 3:4 重排（一行 3 个，768 以下单列）。
   -------------------------------------------------------------------------- */
.card-album .card {
  width: calc(33.333% - 20px);
}

.card-album .card_cover {
  width: 100%;
  height: auto !important;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

@media (max-width: 768px) {
  .card-album .card {
    width: 100%;
  }
}

/* --------------------------------------------------------------------------
   6. 碎念（原即刻短文）列表：主题用低透明度主题色，浅色下文字发灰
   -------------------------------------------------------------------------- */
#bber .bber-item,
.bber-item {
  background: var(--d-surface);
  border: 1px solid var(--d-border);
  border-radius: 12px;
  box-shadow: none;
}

.bber-item .bber-content,
.bber-item .bber-content p,
.bber-item .bber-reply {
  color: var(--d-ink-2);
}

.bber-item .bber-info,
.bber-item .bber-info-time {
  color: var(--d-ink-3);
}

.bber-item:hover {
  border-color: var(--d-border-strong);
}

/* --------------------------------------------------------------------------
   7. 去掉首页「即刻」图标前缀（那个 i.bber-logo 是 iconfont 里的「即刻」字形）
   -------------------------------------------------------------------------- */
#bbTimeList i.bber-logo {
  /* 这个 <i> 的字形本身就是「即刻」两个字，字号归零后用伪元素换成「碎念」 */
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  font-size: 0 !important;
  width: auto !important;
  min-width: 0 !important;
  margin-right: 8px;
}

#bbTimeList i.bber-logo::after {
  content: "碎念";
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--d-ink);
}

/* --------------------------------------------------------------------------
   8. /music/ 本地歌单 + 网易云歌单切换
   -------------------------------------------------------------------------- */
.music-wrap .music-tabs {
  display: inline-flex;
  gap: 6px;
  padding: 4px;
  margin-bottom: 18px;
  border-radius: 10px;
  background: var(--d-surface-2);
  border: 1px solid var(--d-border);
}

.music-wrap .music-tab {
  border: 0;
  background: transparent;
  color: var(--d-ink-2);
  font: inherit;
  font-size: 14px;
  padding: 6px 16px;
  border-radius: 7px;
  cursor: pointer;
}

.music-wrap .music-tab.is-active {
  background: var(--d-surface);
  color: var(--d-ink);
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.08);
}

.music-wrap .music-pane {
  display: none;
}

.music-wrap .music-pane.is-active {
  display: block;
}

.music-wrap .music-tip {
  margin-top: 14px;
  font-size: 13px;
  color: var(--d-ink-3);
}

.music-wrap .aplayer {
  background: var(--d-surface);
  border: 1px solid var(--d-border);
  border-radius: 12px;
  box-shadow: none;
}

.music-wrap .aplayer .aplayer-list {
  border-top: 1px solid var(--d-border);
}

/* --------------------------------------------------------------------------
   9. Gitee 图标：ali iconfont 里没有 gitee 字形，用 Simple Icons 的路径做 mask，
      这样在深色卡片和浅色页脚上都能跟着 currentColor 变色
   -------------------------------------------------------------------------- */
.anzhiyu-gitee {
  display: inline-block;
  width: 1em;
  height: 1em;
  background-color: currentColor;
  -webkit-mask: url("data:image/svg+xml;base64,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") no-repeat center / contain;
  mask: url("data:image/svg+xml;base64,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") no-repeat center / contain;
}