/* 全局重置与盒模型 */
*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

iframe {
  width: 100% !important;
  margin: 1em auto !important;
}

.ts-blankslate {
  display: flex;
  flex-direction: column;
  gap: 0.5em;
}

.ts-blankslate .header {
  padding: 0.5em 0em;
  color: #fff;
  font-weight: bold;
}


/* 基础样式 */
body {
  line-height: 1.5em;
  -webkit-font-smoothing: antialiased;
  font-size: var(--font-size);
  font-family: "PingFangSC-Light", sans-serif !important;
  background-color: var(--main-bg-color);
  background-image: var(--base-main-bg-img);
  background-size: 20px 20px;
  color: var(--font-color);
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, 'BBAlpha Sans', 'S60 Sans', Arial,
    'Hiragino Sans GB', 'Microsoft YaHei', 'WenQuanYi Micro Hei', sans-serif !important;
}

/* 图片、视频、画布、SVG */
img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

/* 表单元素继承字体 */
input,
button,
textarea,
select {
  font: inherit;
}

/* 文本元素换行 */
p,
h1,
h2,
h3,
h4,
h5,
h6 {
  overflow-wrap: break-word;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

/* 特定容器隔离 */
#root,
#__next {
  isolation: isolate;
}

/* 列表项 */
ul li,
ol li {
  margin-left: 2em;
}

ul li p,
ol li p {
  text-indent: 0;
  /* 移除 !important */
}

/* 居中元素 */
center,
img {
  margin: 0.2em auto 1em;
}

/* 链接样式 */
a,
.link {
  color: var(--base-color);
  text-decoration: none;
  transition: transform 0.5s ease-in-out;
}

a:hover,
a:active,
.link:hover,
.link:active {
  transform: scale(1.2);
  text-decoration: underline;
}

/* 图标样式 */
.icon {
  display: inline-block;
  cursor: pointer;
  transition: transform 0.3s ease, font-weight 0.3s ease;
}

.icon:hover {
  font-weight: bolder;
  transform: scale(1.1);
}

/* 引用块 */
blockquote {
  padding: 0.5em 1em;
  margin: 2em 0;
  border-left: 4px solid #175fabbf;
  background: #f0f3f880;
}

/* 区块与内容布局 */
section {
  width: 100%;
}

.container {
  align-items: center;
  position: relative;
  margin: 0 auto;
  margin-top: var(--container-margin-top);
  -ms-overflow-style: none;
  scrollbar-width: none;
  width: var(--base-width);
  color: var(--font-color);
  box-sizing: border-box;
}

.container .note-top {
  position: absolute;
  top: 0;
  width: 100%;
  height: var(--note-top-height);
  background-size: 100% 100%;
  z-index: 999;
  pointer-events: none;
}

.container .note-body {
  background-color: var(--main-bg-color);
}

.container .note-body .note-body-inner {
  padding: var(--note-body-gap) 0.5em 0;
}

.container .note-bottom {
  position: relative;
  bottom: var(--note-bottom);
  width: 100%;
  height: var(--note-bottom-height);
  background-image: var(--note-bottom-img);
  background-size: 100%;
  background-repeat: no-repeat;
}

.container .container-inner {
  min-height: var(--container-height-min);
  display: flex;
  justify-content: space-between;
  gap: 0.5em;
  width: inherit;
  background-color: inherit;
  color: inherit;
}

.container .toc-btn {
  transition: all ease 1s;
}

.container .toc-btn.active {
  rotate: 90deg;
}

.container .side-bar {
  overflow: hidden;
  font-size: var(--font-size-s);
  transition: max-height ease 1s;
  max-height: 0vh;
}

.container .side-bar.active {
  max-height: 300vh;
}

.container .side-bar .side-bar-body {
  position: relative;
  width: 100%;
  padding: 0.5em;
  margin: 2em 0;
  border-radius: 0.2em;
  background-color: var(--sider-bg-color);
}

.container .side-bar .side-bar-body .side-bar-head {
  position: absolute;
  top: -1.5em;
  left: 45%;
  width: 3em;
  height: 3em;
  cursor: pointer;
  background-image: url('/assets/tag.png');
  background-size: 100%;
  background-repeat: no-repeat;
}

.container .side-bar .side-bar-body .side-bar-content {
  display: flex;
  flex-direction: column;
  gap: 1em;
  width: 100%;
}

.container .side-bar .side-bar-body .side-bar-content ul {
  width: 100%;
  list-style: none;
}

.container .side-bar .side-bar-body .side-bar-content ul li {
  margin: 0.5em 1em;
}

.container .side-bar .side-bar-body .side-bar-content ul li a {
  color: inherit;
  text-decoration: underline;
}

.container .side-bar .side-bar-body .side-bar-content .side-bar-intro {
  font-size: var(--font-size-s);
}

.container .side-bar .side-bar-body .side-bar-content .search form {
  display: flex;
  gap: 0.5em;
  width: 100%;
}

.container .side-bar .side-bar-body .side-bar-content .search input {
  flex: 1;
  min-width: 6em;
  padding: 0.2em;
  border: 1px solid gray;
  border-radius: 0.2em;
  outline: none;
  background-color: var(--input-bg-color);
  color: var(--font-color);
}

.container .side-bar .side-bar-body .side-bar-content .search input:focus-visible {
  outline: none;
  border-color: var(--base-color);
}

.container .side-bar .side-bar-body .side-bar-content .search button {
  width: 2.5em;
}

.container .side-bar .side-bar-body .side-bar-content .search button svg {
  width: 1em;
  height: 1em;
  margin: 0 auto;
}

.container .content-wrapper {
  flex: 1;
  padding: 0 var(--content-h-padding);
  padding-top: 0.5em;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.container .content-wrapper .content {
  flex: 1;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
}

.container .content-wrapper .content p.head-item {
  text-indent: 0;
}

.container .gap {
  color: rgba(53, 64, 80, 0.388);
}

.centroid {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* 头部导航 */
.header {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  width: 100%;
  background-color: var(--base-color);
}

center {
  font-size: var(--font-size-s);
  transform: translateY(-1.5em);
}

/* 页脚 */
footer {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: var(--footer-padding-size) 0;
  margin-top: 0.5em;
  border-top: 1px dashed var(--border-color);
  gap: 4em;
}

.footnotes {
  width: 100%;
  border: none !important;
}

footer .footer-item {
  display: flex;
  justify-content: center;
  align-items: center;
}

footer .footer-item span {
  font-size: var(--font-size-s);
}

footer .footer-item a {
  display: flex;
  justify-content: center;
  align-items: center;
}

footer .footer-item svg {
  width: var(--footer-icon-size);
  height: var(--footer-icon-size);
  border-radius: 3px;
  fill: var(--base-color);
}

/* 导航栏 */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0.5em;
  margin: 0;
  text-align: left;
  font-size: var(--font-size-s);
  color: gray;
  border-bottom: 1px dashed var(--border-color);
  box-sizing: border-box;
}

.nav .nav-inner {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav .icon {
  margin-left: 3px;
}

.nav .icon svg {
  width: var(--nav-icon-size);
  height: var(--nav-icon-size);
}

/* 懒加载图片 */
.lazy-img-wrapper {
  display: block;
  min-height: 100px;
  background-image: url(/assets/loading.gif);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 2em;
}

.lazy-img-wrapper img {
  opacity: 0;
  display: block;
  width: 100%;
  margin: 0 auto;
  border-radius: 0.1em;
  transition: opacity 1s ease-in-out;
}

/* 标题字体大小统一管理 */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: var(--font-size);
}

/* 文章列表 */
.post-list {
  width: 100%;
}

.post-list .post-item {
  display: flex;
  gap: 0.5em;
  width: 100%;
  border-bottom: 1px dashed var(--border-color);
}

.post-list .post-item .post-item-body {
  flex: 9;
  padding: 0.5em 0;
}

.post-list .post-item .post-item-body .body-text {
  display: flex;
  flex-direction: column;
  gap: 0.4em;
  min-height: 5em;
  padding: 0.5em;
  font-size: var(--font-size);
  word-break: break-all;
}

.post-list .post-item .post-item-body .body-text .blog-opt {
  font-size: var(--font-size-s);
  margin: 0.5em 0;
  text-indent: 0;
}

.post-list .post-item .post-item-body .body-text .blog-intro {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  min-height: 2em;
}

.post-list .post-item .post-item-body .body-text p {
  text-indent: 2em;
}

.post-list .post-item .post-item-body .body-text p.post-title {
  font-weight: bold;
  text-indent: 0;
}

.post-list .post-item .post-item-body .body-text img {
  display: block;
  width: 100%;
  margin: 0.5em auto;
  border-radius: 0.5em;
}

.post-list .post-item .post-item-timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: var(--font-color);
  font-size: var(--timeline-font-size);
  border: none;
  border-left: 1px solid var(--border-color);
}

.post-list .post-item .post-item-timeline .timeline {
  position: relative;
  left: -0.45em;
}

.post-list .post-item .post-item-timeline .timeline .timeline-date {
  margin: 0 0.3em;
}

/* 主题切换 */
#theme-switch svg:last-child {
  display: none;
}

.darkmode #theme-switch svg:first-child {
  display: none;
}

.darkmode #theme-switch svg:last-child {
  display: block;
}

/* 提示类 */
.tip {
  font-size: var(--font-size-tip);
  border: none;
}

.tip.update {
  color: gray;
}

/* 水平居中 */
.h-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* 分隔线 */
hr {
  width: 100%;
  margin: 0.5em 0;
  border-top: 1px solid var(--border-color);
}

/* 输入框和文本域 */
input,
textarea {
  color: var(--font-color);
  padding: 0.2em;
  border: 1px solid gray;
  border-radius: 0.2em;
  outline: none;
  background-color: var(--input-bg-color);
}

input:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--base-color);
}

/* Details 和 Summary */
details {
  width: 100%;
}

details summary {
  cursor: pointer;
}