/* ------------------------------------
 * SHI 記 - Default Theme Refactor
 *
 * @author  SHI 記
 * @link  https://shinote.net/
 * @update  2025-08-01 (Refactored)
 * --------------------------------- */

/* ------------------------------------
 * 01. Base & Global Styles
 * --------------------------------- */
body {
  background-color: #FFF;
  color: #444;
  font-family: "LXGW WenKai Screen", "Droid Serif", Georgia, "Times New Roman", "PingFang SC", "Hiragino Sans GB", "Source Han Sans CN", "WenQuanYi Micro Hei", "Microsoft Yahei", serif;
  font-size: 15px;
  line-height: 1.6;
}

a {
  color: #335496;
  text-decoration: none;
}

a:hover,
a:active {
  color: #444;
  text-decoration: underline;
}

p {
  font-size: 1em;
}

/* ------------------------------------
 * 02. Typography & Content
 * --------------------------------- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "LXGW WenKai Screen", "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "WenQuanYi Micro Hei", "Microsoft Yahei", sans-serif;
  margin: 1em 0 0.5em; /* 使用统一的上下边距 */
}

h1 { font-size: 1.6em; }
h2 { font-size: 1.5em; }
h3 { font-size: 1.25em; margin: 0.75em 0 0.5em; } /* 特殊处理 */
h4 { font-size: 1.1em; }
h5, h6 { font-size: 1em; }

pre,
code {
  background: #F3F3F3;
  font-family: "LXGW WenKai Screen", Menlo, Monaco, Consolas, "Lucida Console", "Courier New", monospace;
  font-size: 0.95em;
  color: #444; /* 统一代码块颜色 */
}

code {
  padding: 2px 4px;
  color: #B94A48; /* 内联代码使用特殊颜色 */
}

pre {
  padding: 8px;
  overflow: auto;
  max-height: 400px;
}

blockquote {
  margin: 1em 0;
  padding-left: 1.5em;
  border-left: 4px solid #eee;
  color: #666;
}

table {
  border: 1px solid #ddd;
  width: 100%;
}

table th,
table td {
  padding: 5px 10px;
  border: 1px solid #eee;
}

table th {
  background: #f3f3f3;
}

hr {
  margin: 2em auto;
  width: 100px;
  border: 2px solid #E9E9E9;
  border-width: 2px 0 0 0;
}

/* ------------------------------------
 * 03. Forms
 * --------------------------------- */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
textarea {
  padding: 5px;
  border: 1px solid #E9E9E9;
  width: 100%;
  border-radius: 2px;
  box-sizing: border-box; /* 现代浏览器兼容写法 */
}

textarea {
  resize: vertical;
}

#comment-form label {
  display: block;
  margin-bottom: .5em;
  font-weight: bold;
}

#comment-form .required:after {
  content: " *";
  color: #C00;
}

/* ------------------------------------
 * 04. Header & Navigation
 * --------------------------------- */
#header {
  padding-top: 35px;
  border-bottom: 1px solid #EEE;
}

#logo {
  color: #333;
  font-size: 2.5em;
}

#logo img {
  max-height: 64px;
}

.description {
  margin: .5em 0 0;
  color: #999;
  font-style: italic;
}

#nav-menu {
  margin: 25px 0 0;
  padding: 0;
}

#nav-menu a {
  font-size: 1.125em;
  display: block;
  margin-right: -1px;
  padding: 0 24px;
  letter-spacing: 0.5px;
  border: 1px solid #EEE;
  border-bottom: none;
  border-radius: 4px;
  height: 40px;
  line-height: 40px;
  color: #444;
  float: left; /* 考虑使用 flexbox 替代 */
  transition: all 0.2s ease;
}

#nav-menu a:hover,
#nav-menu .current {
  background: #F6F6F6;
}

#search {
  position: relative;
  margin-top: 15px;
}

#search input {
  padding-right: 30px;
}

#search button {
  position: absolute;
  right: 4px;
  top: 2px;
  border: none;
  padding: 0;
  width: 24px;
  height: 24px;
  background: transparent url(img/icon-search.png) no-repeat center center;
  text-indent: -9999em;
  cursor: pointer;
}

/* ------------------------------------
 * 05. Main Content Area
 * --------------------------------- */
.post {
  padding: 15px 0 20px;
  border-bottom: 1px solid #EEE;
}

.post-title {
  margin: .83em 0;
  font-size: 1.45em;
}

.post-meta {
  margin-top: -0.5em;
  padding: 0;
  color: #999;
  font-size: 0.9em;
}

.post-meta li {
  display: inline-block;
  margin: 0 8px 0 0;
  padding-left: 12px;
  border-left: 1px solid #EEE;
}

.post-meta li:first-child {
  margin-left: 0;
  padding-left: 0;
  border: none;
}

.post-content,
.comment-content {
  font-size: 1.1em;
  line-height: 1.5;
  word-wrap: break-word;
}

.post-content h2,
.comment-content h2 {
  font-size: 1.28571em;
}

.post-content a,
.comment-content a {
  border-bottom: 1px solid #EEE;
}

.post-content a:hover,
.comment-content a:hover {
  border-bottom-color: transparent;
}

.post-content img,
.comment-content img,
.post-content video,
.comment-content video {
  max-width: 100%;
}

.post-content a img,
.comment-content a img {
  position: relative;
  bottom: -4px; /* 隐藏父级链接的下划线 */
  background: #FFF;
}

.post .tags {
  clear: both;
}

.post-near {
  list-style: none;
  margin: 30px 0;
  padding: 0;
  color: #999;
}

.post-near li {
  margin: 10px 0;
}

.archive-title {
  margin: 1em 0 -1em;
  padding-top: 20px;
  color: #999;
  font-size: 0.9em;
}

.more {
  text-align: center;
}

.more a {
  border: none;
}

.protected .text {
  width: 50%;
}

.page-navigator {
  list-style: none;
  margin: 25px 0;
  padding: 0;
  text-align: center;
}

.page-navigator li {
  display: inline-block;
  margin: 0 4px;
}

.page-navigator a {
  display: inline-block;
  padding: 0 10px;
  height: 30px;
  line-height: 30px;
}

.page-navigator a:hover {
  background: #EEE;
  text-decoration: none;
}

.page-navigator .current a {
  color: #444;
  background: #EEE;
}

/* ------------------------------------
 * 06. Comments
 * --------------------------------- */
#comments {
  padding-top: 15px;
}

.comment-list,
.comment-list ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.comment-list li {
  padding: 14px;
  margin-top: 10px;
  border: 1px solid #EEE;
}

.comment-list li.comment-level-odd { background: #F6F6F3; }
.comment-list li.comment-level-even { background: #FFF; }
.comment-list li.comment-by-author { background: #FFF9E8; }

.comment-list li .comment-reply {
  text-align: right;
  font-size: .92857em;
}

.comment-meta a {
  color: #999;
  font-size: 0.9em;
}

.comment-author {
  display: block;
  margin-bottom: 3px;
  color: #444;
}

.comment-author .avatar {
  float: left;
  margin-right: 10px;
}

.comment-author cite {
  font-weight: bold;
  font-style: normal;
}

.comment-list .respond {
  margin-top: 15px;
  border-top: 1px solid #EEE;
}

.respond .cancel-comment-reply {
  float: right;
  margin-top: 15px;
  font-size: .92857em;
}

/* ------------------------------------
 * 07. Sidebar & Footer
 * --------------------------------- */
#secondary {
  padding-top: 15px;
  word-wrap: break-word;
}

.widget {
  margin-bottom: 30px;
}

.widget,
.widget-list li {
  font-size: 1em; /* 移除冗余的 0.9999em */
  color: #555;
}

.widget-list {
  list-style: none;
  padding: 0;
}

.widget-list li {
  margin: 5px 0;
  line-height: 1.6;
}

.widget-list li ul {
  margin-left: 15px;
}

#footer {
  padding: 3em 0;
  line-height: 1.5;
  text-align: center;
  color: #999;
}

/* ------------------------------------
 * 08. Custom & Utility Classes
 * --------------------------------- */
.links {
  text-align: left;
  padding-left: 4ch;
}

.links li {
  font-size: 1.05em;
}

/* 之前为 h2 和 ul 做的自定义布局 */
.post-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.post-title-left {
    flex-grow: 1;
    text-align: left;
    margin: 0;
}

.post-meta-right {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: right;
}

.post-meta-right .post-meta-item {
    display: block;
    margin: 5px 0;
    font-size: 0.9em;
    color: #999;
}

/* 错误页面 */
.error-page {
  margin: 100px 0;
}

/* 对齐 */
.aligncenter, div.aligncenter {
  display: block;
  margin: 0 auto;
}
.alignleft { float: left; }
.alignright { float: right; }
img.alignleft { margin: 0 15px 0 0; }
img.alignright { margin: 0 0 0 15px; }

/* 隐藏元素 */
.hidden { display: none !important; }
.sr-only {
  border: 0; height: 1px; margin: -1px; overflow: hidden;
  padding: 0; position: absolute; width: 1px;
}
.sr-only.focusable:active,
.sr-only.focusable:focus {
  clip: auto; height: auto; margin: 0;
  overflow: visible; position: static; width: auto;
}
.invisible { visibility: hidden; }

/* 隐藏 reCAPTCHA v3 */
.grecaptcha-badge { display: none !important; }

/* ------------------------------------
 * 09. Dark Mode
 * --------------------------------- */
body.dark-mode {
  background-color: #121212;
  color: #ddd;
}

body.dark-mode a { color: #5a8aad; }
body.dark-mode a:hover,
body.dark-mode a:active { color: #ffffff; }

body.dark-mode pre,
body.dark-mode code { background: #1e1e1e; }
body.dark-mode code { color: #ff9999; }
body.dark-mode pre code { color: #cccccc; }

body.dark-mode blockquote {
  border-left: 4px solid #444;
  color: #aaa;
}

body.dark-mode table th,
body.dark-mode table td { border-color: #444; }
body.dark-mode table th { background: #222; }

body.dark-mode input[type="text"],
body.dark-mode input[type="email"],
body.dark-mode input[type="url"],
body.dark-mode input[type="password"],
body.dark-mode textarea {
  background-color: #1e1e1e;
  color: #eee;
  border-color: #555;
}

body.dark-mode #logo { color: #eee; }
body.dark-mode .description,
body.dark-mode .post-meta,
body.dark-mode .post-near,
body.dark-mode .archive-title,
body.dark-mode #footer { color: #888; }

body.dark-mode #nav-menu a {
  background: #1a1a1a;
  color: #ccc;
  border-color: #333;
}
body.dark-mode #nav-menu a:hover,
body.dark-mode #nav-menu .current { background: #333; }

body.dark-mode .post,
body.dark-mode .comment-list li { border-color: #333; }
body.dark-mode .comment-list li.comment-level-odd,
body.dark-mode .comment-list li.comment-level-even,
body.dark-mode .comment-list li.comment-by-author { background: #1e1e1e; }

body.dark-mode .page-navigator a { background: #1e1e1e; color: #ccc; }
body.dark-mode .page-navigator a:hover,
body.dark-mode .page-navigator .current a { background: #333; color: #fff; }

body.dark-mode hr { border-color: #444; }
body.dark-mode #secondary,
body.dark-mode .widget,
body.dark-mode .widget-list li { color: #aaa; }

body.dark-mode .post-meta a,
body.dark-mode .post-content a,
body.dark-mode .widget a,
body.dark-mode .comment-content a { border-bottom: none; }

#toggle-dark-mode {
  position: fixed;
  bottom: 20px;
  right: 20px;
  padding: 8px 12px;
  background-color: #444;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  z-index: 999;
  transition: background-color 0.3s, color 0.3s;
}

body.dark-mode #toggle-dark-mode {
  background-color: #ddd;
  color: #111;
}

/* ------------------------------------
 * 10. Responsive / Media Queries
 * --------------------------------- */
@media (max-width: 767px) {
  body { font-size: 81.25%; }
  #nav-menu a {
    float: none;
    display: inline-block;
    margin: 0 -2px;
  }
}

@media (max-width: 768px) {
  #header,
  .post-title,
  .post-meta {
    text-align: center;
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 1080px;
  }
}

#archives {
  padding-left: 30px;
}

.archives-title {
  position: relative;
  padding: 5px;
  font-style: normal;
  line-height: 18px;
  font-size: 1.25em;
}

.time {
  color: #888;
  padding-right: 10px;
  margin-left: 20px;
}