/*! modern-normalize | MIT License | https://github.com/sindresorhus/modern-normalize */
/* Document
   ========================================================================== */
/**
 * Use a better box model (opinionated).
 */
html {
  box-sizing: border-box;
}
*,
*::before,
*::after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}
/**
 * Use a more readable tab size (opinionated).
 */
:root {
  -moz-tab-size: 4;
  tab-size: 4;
}
/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */
html {
  line-height: 1.15;
  /* 1 */
  -webkit-text-size-adjust: 100%;
  /* 2 */
}
/* Sections
   ========================================================================== */
/**
 * Remove the margin in all browsers.
 */
body {
  margin: 0;
  font-size: 14px;
}
/**
 * Improve consistency of default fonts in all browsers. (https://github.com/sindresorhus/modern-normalize/issues/3)
 */
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
}
/* Grouping content
   ========================================================================== */
/**
 * Add the correct height in Firefox.
 */
hr {
  height: 0;
}
/* Text-level semantics
   ========================================================================== */
/**
 * Add the correct text decoration in Chrome, Edge, and Safari.
 */
abbr[title] {
  text-decoration: underline dotted;
}
/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */
b,
strong {
  font-weight: bolder;
}
/**
 * 1. Improve consistency of default fonts in all browsers. (https://github.com/sindresorhus/modern-normalize/issues/3)
 * 2. Correct the odd `em` font sizing in all browsers.
 */
code,
kbd,
samp,
pre {
  font-family: SFMono-Regular, Consolas, 'Liberation Mono', Menlo, Courier, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}
/**
 * Add the correct font size in all browsers.
 */
small {
  font-size: 80%;
}
/**
 * Prevent `sub` and `sup` elements from affecting the line height in all browsers.
 */
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sub {
  bottom: -0.25em;
}
sup {
  top: -0.5em;
}
/* Forms
   ========================================================================== */
/**
 * 1. Change the font styles in all browsers.
 * 2. Remove the margin in Firefox and Safari.
 */
button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  /* 1 */
  font-size: 100%;
  /* 1 */
  line-height: 1.15;
  /* 1 */
  margin: 0;
  /* 2 */
}
/**
 * Remove the inheritance of text transform in Edge and Firefox.
 * 1. Remove the inheritance of text transform in Firefox.
 */
button,
select {
  /* 1 */
  text-transform: none;
}
/**
 * Correct the inability to style clickable types in iOS and Safari.
 */
button,
[type='button'],
[type='reset'],
[type='submit'] {
  -webkit-appearance: button;
}
/**
 * Remove the inner border and padding in Firefox.
 */
button::-moz-focus-inner,
[type='button']::-moz-focus-inner,
[type='reset']::-moz-focus-inner,
[type='submit']::-moz-focus-inner {
  border-style: none;
  padding: 0;
}
/**
 * Restore the focus styles unset by the previous rule.
 */
button:-moz-focusring,
[type='button']:-moz-focusring,
[type='reset']:-moz-focusring,
[type='submit']:-moz-focusring {
  outline: 1px dotted ButtonText;
}
/**
 * Correct the padding in Firefox.
 */
fieldset {
  padding: 0.35em 0.75em 0.625em;
}
/**
 * Remove the padding so developers are not caught out when they zero out `fieldset` elements in all browsers.
 */
legend {
  padding: 0;
}
/**
 * Add the correct vertical alignment in Chrome and Firefox.
 */
progress {
  vertical-align: baseline;
}
/**
 * Correct the cursor style of increment and decrement buttons in Safari.
 */
[type='number']::-webkit-inner-spin-button,
[type='number']::-webkit-outer-spin-button {
  height: auto;
}
/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */
[type='search'] {
  -webkit-appearance: textfield;
  /* 1 */
  outline-offset: -2px;
  /* 2 */
}
/**
 * Remove the inner padding in Chrome and Safari on macOS.
 */
[type='search']::-webkit-search-decoration {
  -webkit-appearance: none;
}
/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */
::-webkit-file-upload-button {
  -webkit-appearance: button;
  /* 1 */
  font: inherit;
  /* 2 */
}
/* Interactive
   ========================================================================== */
/*
 * Add the correct display in Chrome and Safari.
 */
summary {
  display: list-item;
}
/* a11y-dark theme */
/* Based on the Tomorrow Night Eighties theme: https://github.com/isagalaev/highlight.js/blob/master/src/styles/tomorrow-night-eighties.css */
/* @author: ericwbailey */
/* Comment */
.hljs-comment,
.hljs-quote {
  color: #d4d0ab;
}
/* Red */
.hljs-variable,
.hljs-template-variable,
.hljs-tag,
.hljs-name,
.hljs-selector-id,
.hljs-selector-class,
.hljs-regexp,
.hljs-deletion {
  color: #ffa07a;
}
/* Orange */
.hljs-number,
.hljs-built_in,
.hljs-builtin-name,
.hljs-literal,
.hljs-type,
.hljs-params,
.hljs-meta,
.hljs-link {
  color: #f5ab35;
}
/* Yellow */
.hljs-attribute {
  color: #ffd700;
}
/* Green */
.hljs-string,
.hljs-symbol,
.hljs-bullet,
.hljs-addition {
  color: #abe338;
}
/* Blue */
.hljs-title,
.hljs-section {
  color: #00e0e0;
}
/* Purple */
.hljs-keyword,
.hljs-selector-tag {
  color: #dcc6e0;
}
.hljs {
  display: block;
  overflow-x: auto;
  background: #2b2b2b;
  color: #f8f8f2;
  padding: 0.5em;
}
.hljs-emphasis {
  font-style: italic;
}
.hljs-strong {
  font-weight: bold;
}
@media screen and (-ms-high-contrast: active) {
  .hljs-addition,
  .hljs-attribute,
  .hljs-built_in,
  .hljs-builtin-name,
  .hljs-bullet,
  .hljs-comment,
  .hljs-link,
  .hljs-literal,
  .hljs-meta,
  .hljs-number,
  .hljs-params,
  .hljs-string,
  .hljs-symbol,
  .hljs-type,
  .hljs-quote {
    color: highlight;
  }
  .hljs-keyword,
  .hljs-selector-tag {
    font-weight: bold;
  }
}
body {
  background: #f8f9fa;
  color: #495057;
  font-size: 16px;
}
a {
  text-decoration: none;
  color: #495057;
}
.sidebar {
  width: 320px;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  background-color: #7c8280;
  background-size: cover;
  background-position: center;
  background-image: url('../media/images/sidebar-bg.jpg');
  display: flex;
  flex-direction: column;
  overflow-y: scroll;
}
.sidebar .menu-btn {
  display: none;
}
.sidebar .top-container {
  text-align: center;
  padding: 48px 16px;
  flex: 1;
}
.sidebar .top-container .site-logo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid #F1F3F5;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16);
}
.sidebar .top-container .site-title {
  font-size: 24px;
  padding: 32px 0;
  color: #dee2e6;
}
.sidebar .top-container .site-nav {
  display: block;
  padding: 8px 16px;
  margin: 16px 0;
  color: #dee2e6;
  transition: all 0.3s;
}
.sidebar .top-container .site-nav:hover {
  color: #f8f9fa;
}
.sidebar .bottom-container {
  padding: 24px 16px;
  color: #dee2e6;
  font-size: 12px;
}
.sidebar .bottom-container .site-description {
  padding: 16px 0;
}
.sidebar .bottom-container a {
  color: #fff;
}
.main-container {
  margin-left: 320px;
}
.content-container {
  max-width: 1064px;
  margin: 0 auto;
  padding: 48px 32px;
}
.post-item {
  display: flex;
  padding-bottom: 32px;
  margin-bottom: 32px;
  border-bottom: 1px solid #ced4da;
}
.post-item:last-of-type {
  border-bottom: none;
}
.post-item .left {
  flex: 1;
}
.post-item .left .post-title {
  font-size: 24px;
  transition: all 0.3s;
}
.post-item .left .post-title:hover {
  color: #212529;
}
.post-item .left .post-date {
  font-size: 18px;
  padding: 24px 0;
  color: #adb5bd;
}
.post-item .left .post-abstract {
  line-height: 24px;
  font-size: 18px;
  color: #868e96;
}
.post-item .right {
  flex-shrink: 0;
  margin-left: 24px;
  width: 38.2%;
}
.post-item .right .feature-container {
  padding-top: 56.25%;
  background-size: cover;
  background-position: center;
  border-radius: 3px;
  box-shadow: 0 2px 5px rgba(0, 0, 25, 0.1), 0 5px 75px 1px rgba(0, 0, 50, 0.2);
}
.pagination-container {
  display: flex;
  justify-content: space-between;
}
.pagination-container .prev,
.pagination-container .next {
  display: inline-block;
  padding: 8px 16px;
  background: #fff;
  border: 1px solid #f1f3f5;
  border-radius: 2px;
  transition: all 0.3s;
}
.pagination-container .prev:hover,
.pagination-container .next:hover {
  transform: translateY(-3px);
  border: 1px solid #dee2e6;
}
.post-detail {
  max-width: 720px;
  margin: 0 auto;
}
.post-detail .feature-container {
  padding-top: 56.25%;
  background-size: cover;
  background-position: center;
  border-radius: 3px;
  box-shadow: 0 2px 5px rgba(0, 0, 25, 0.1), 0 5px 75px 1px rgba(0, 0, 50, 0.2);
  margin-bottom: 24px;
}
.post-detail .post-title {
  font-size: 40px;
}
.post-detail .post-date {
  font-size: 18px;
  padding: 24px 0;
  color: #adb5bd;
}
.post-detail .post-content h1,
.post-detail .post-content h2,
.post-detail .post-content h3,
.post-detail .post-content h4,
.post-detail .post-content h5,
.post-detail .post-content h6 {
  margin: 16px 0;
  color: #343a40;
}
.post-detail .post-content a {
  color: #4c6ef5;
  border-bottom: 1px dotted #4c6ef5;
  transition: all 0.3s;
}
.post-detail .post-content a:hover {
  color: #3b5bdb;
  border-bottom: 1px dotted #3b5bdb;
}
.post-detail .post-content img {
  display: block;
  box-shadow: 0 2px 5px rgba(0, 0, 25, 0.1), 0 5px 75px 1px rgba(0, 0, 50, 0.2);
  max-width: 100%;
  border-radius: 2px;
  margin: 24px auto;
}
.post-detail .post-content p {
  line-height: 1.725;
  margin-bottom: 24px;
  font-size: 18px;
  color: #495057;
}
.post-detail .post-content p code,
.post-detail .post-content ul code,
.post-detail .post-content ol code {
  padding: 0 3px;
  margin: 0 2px;
  background: #e9ecef;
  font-size: 0.9em;
  border-radius: 2px;
  border: 1px solid #dee2e6;
  display: inline-block;
  line-height: 1.5;
  color: #868e96;
}
.post-detail .post-content blockquote {
  background: #e9ecef;
  padding: 16px;
  border-left: 3px solid #7048e8;
  border-radius: 2px;
  margin-bottom: 16px;
}
.post-detail .post-content blockquote p {
  color: #868e96;
  margin-bottom: 0;
}
.post-detail .post-content pre {
  margin-bottom: 16px;
}
.post-detail .post-content pre code {
  font-size: 14px;
  font-family: 'Source Code Pro', Consolas, Menlo, Monaco, 'Courier New', monospace;
  padding: 2em 1em 1em;
  border-radius: 5px;
  line-height: 1.375;
  position: relative;
  background: #343a40;
  color: #f1f3f5;
  display: block;
}
.post-detail .post-content pre code:after {
  content: 'CODE';
  display: block;
  position: absolute;
  left: 8px;
  top: 4px;
  font-size: 14px;
  font-weight: bold;
  color: #495057;
}
.post-detail .post-content table {
  border-collapse: collapse;
  margin: 1rem 0;
  display: block;
  overflow-x: auto;
}
.post-detail .post-content tr {
  border-top: 1px solid #dfe2e5;
}
.post-detail .post-content td,
.post-detail .post-content th {
  border: 1px solid #dfe2e5;
  padding: 0.6em 1em;
}
.post-detail .post-content ul,
.post-detail .post-content ol {
  color: var(--c-base-blacklight);
  padding-left: 24px;
  line-height: 1.725;
  margin-bottom: 16px;
}
.post-detail .post-content strong {
  font-weight: bolder;
}
.post-detail .post-content em {
  color: #868e96;
}
.post-detail .post-content hr {
  height: 0;
  border: 2px solid #efefef;
  margin-bottom: 24px;
}
.tag {
  display: inline-block;
  font-size: 14px;
  padding: 8px 16px;
  border-radius: 16px;
  background: #e9ecef;
  color: #868e96;
  margin: 16px 16px 16px 0;
  transition: all 0.3s;
}
.tag:hover {
  background: #dee2e6;
  color: #495057;
  transform: translateY(-3px);
}
.next-post {
  border-top: 1px solid #ced4da;
  border-bottom: 1px solid #ced4da;
  padding: 24px 0;
  margin: 32px 0;
}
.next-post .post-title {
  font-size: 24px;
}
.next-post .next {
  color: #ced4da;
  margin-bottom: 16px;
}
.archives-title,
.tag-list-title,
.current-tag {
  color: #495057;
  padding-bottom: 48px;
  font-size: 32px;
}
.archives-container {
  padding-bottom: 32px;
}
.archives-container .year {
  font-size: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid #ced4da;
  margin: 16px 0;
  color: #868e96;
}
.archives-container .post {
  padding-bottom: 16px;
}
.archives-container .post .post-title {
  font-size: 18px;
  transition: all 0.3s;
}
.archives-container .post .post-title:hover {
  color: #212529;
}
@media (max-width: 800px) {
  .sidebar {
    position: relative;
    width: 100% !important;
    height: 80px;
    overflow: hidden;
    transition: height 0.382s ease-in-out;
  }
  .sidebar.full-height {
    height: 100vh;
  }
  .sidebar .sidebar-content {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
  }
  .sidebar .top-header-container {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
  }
  .sidebar .top-header-container .menu-btn {
    display: block;
    position: relative;
    width: 48px;
    height: 48px;
  }
  .sidebar .top-header-container .menu-btn .line {
    width: 32px;
    height: 2px;
    background: #e9ecef;
    border-radius: 2px;
    position: absolute;
    right: 0;
    top: 23px;
  }
  .sidebar .top-header-container .menu-btn:before,
  .sidebar .top-header-container .menu-btn:after {
    content: '';
    display: block;
    width: 32px;
    height: 2px;
    background: #e9ecef;
    border-radius: 2px;
    position: absolute;
    right: 0;
  }
  .sidebar .top-header-container .menu-btn:before {
    top: 12px;
  }
  .sidebar .top-header-container .menu-btn:after {
    bottom: 12px;
  }
  .sidebar .top-container {
    text-align: left;
    padding: 0 16px;
  }
  .sidebar .top-container .site-title-container {
    display: flex;
    align-items: center;
  }
  .sidebar .top-container .site-logo {
    width: 48px;
    height: 48px;
  }
  .sidebar .top-container .site-title {
    display: inline;
    padding: 0 8px;
    font-size: 18px;
  }
  .main-container {
    margin-left: 0 !important;
  }
  .content-container {
    padding: 32px 16px;
  }
  .post-item {
    flex-direction: column-reverse;
    padding-bottom: 16px;
    margin-bottom: 16x;
  }
  .post-item .right {
    width: 100%;
    margin-left: 0;
    margin-bottom: 16px;
  }
  .post-item .left .post-date {
    font-size: 16px;
    padding: 16px 0;
  }
  .post-item .left .post-abstract {
    font-size: 16px;
  }
  .pagination-container .prev:hover,
  .pagination-container .next:hover {
    transform: translateY(0px);
  }
  .post-detail .post-title {
    font-size: 28px;
  }
  .post-detail .post-date {
    font-size: 16px;
    padding: 16px 0;
  }
  .post-detail .feature-container {
    margin-bottom: 16px;
  }
  .post-detail .post-content p {
    font-size: 16px;
  }
  .next-post {
    margin: 24px 0;
    padding: 16px 0;
  }
  .archives-title,
  .tag-list-title,
  .current-tag {
    font-size: 28px;
    padding-bottom: 32px;
  }
  .tag {
    margin: 8px 8px 8px 0;
  }
  .tag:hover {
    transform: translateY(0px);
  }
}

/* --------------------------------------------------------------------------
 * Local static theme
 * No web fonts, icon packs, scripts, or remote styles are required.
 * -------------------------------------------------------------------------- */
:root {
  --surface: rgba(255, 255, 255, 0.86);
  --surface-strong: #ffffff;
  --ink: #1e293b;
  --muted: #64748b;
  --line: #e2e8f0;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.09);
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 83% 8%, rgba(96, 165, 250, 0.22), transparent 25rem),
    radial-gradient(circle at 44% 85%, rgba(129, 140, 248, 0.12), transparent 30rem),
    #f8fafc;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.sidebar {
  box-sizing: border-box;
  width: 300px;
  padding: 16px;
  background:
    linear-gradient(165deg, rgba(15, 23, 42, 0.92), rgba(30, 64, 175, 0.88)),
    url('../media/images/sidebar-bg.jpg') center / cover;
  box-shadow: 10px 0 38px rgba(15, 23, 42, 0.12);
  scrollbar-width: thin;
}

.sidebar .top-container {
  padding: 36px 14px 24px;
}

.sidebar .top-container .site-title-container {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.sidebar .top-container .site-logo {
  width: 68px;
  height: 68px;
  border: 3px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 24px rgba(2, 6, 23, 0.34);
}

.sidebar .top-container .site-title {
  padding: 0;
  color: #fff;
  font-size: 22px;
  font-weight: 750;
  letter-spacing: -0.035em;
}

.sidebar .top-container .site-nav {
  box-sizing: border-box;
  margin: 6px 0;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  font-weight: 600;
}

.sidebar .top-container .site-nav:hover,
.sidebar .top-container .site-nav:focus-visible {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.13);
  color: #fff;
  outline: none;
}

.sidebar .bottom-container {
  margin: auto 14px 8px;
  padding: 20px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.17);
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
}

.sidebar .bottom-container .site-description {
  padding: 0 0 8px;
}

.sidebar .bottom-container a {
  color: #fff;
}

.main-container {
  margin-left: 300px;
}

.content-container {
  max-width: 1120px;
  padding: 64px 40px;
}

.post-item {
  position: relative;
  gap: 30px;
  align-items: center;
  margin-bottom: 20px;
  padding: 30px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.035);
  backdrop-filter: blur(10px);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.post-item:hover {
  transform: translateY(-3px);
  border-color: rgba(96, 165, 250, 0.45);
  box-shadow: var(--shadow);
}

.post-item .left .post-title {
  color: var(--ink);
  font-size: 25px;
  font-weight: 750;
  letter-spacing: -0.025em;
  line-height: 1.35;
}

.post-item .left .post-title:hover,
.archives-container .post .post-title:hover {
  color: var(--accent);
}

.post-item .left .post-date,
.post-detail .post-date {
  padding: 12px 0;
  color: var(--muted);
  font-size: 14px;
}

.post-item .left .post-abstract {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.post-item .right {
  width: 34%;
  margin-left: 0;
}

.post-item .right .feature-container,
.post-detail .feature-container {
  border-radius: 14px;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.14);
}

.post-detail {
  padding: 42px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.post-detail .post-title {
  color: var(--ink);
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.2;
}

.post-detail .post-content {
  margin-top: 12px;
}

.post-detail .post-content h1,
.post-detail .post-content h2,
.post-detail .post-content h3,
.post-detail .post-content h4,
.post-detail .post-content h5,
.post-detail .post-content h6 {
  color: var(--ink);
  font-weight: 750;
  letter-spacing: -0.02em;
}

.post-detail .post-content p {
  color: #334155;
}

.post-detail .post-content blockquote {
  border-left-color: var(--accent);
  background: var(--accent-soft);
}

.post-detail .post-content blockquote p {
  color: #334155;
}

.post-detail .post-content a {
  color: var(--accent);
  border-bottom-color: rgba(37, 99, 235, 0.45);
}

.tag {
  margin: 8px 8px 0 0;
  padding: 7px 13px;
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 650;
}

.tag:hover {
  background: #dbeafe;
  color: #1e40af;
}

.next-post {
  margin-top: 38px;
  padding: 22px 0;
  border-color: var(--line);
}

.next-post .post-title {
  color: var(--ink);
}

.archives-title,
.tag-list-title,
.current-tag {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.archives-container,
.tag-list-container {
  padding: 32px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.035);
}

.archives-container .post .post-title {
  color: var(--ink);
}

@media (max-width: 800px) {
  .sidebar {
    padding: 8px 12px;
    box-shadow: none;
  }

  .sidebar .top-container {
    padding: 18px 8px 4px;
  }

  .sidebar .top-container .site-title-container {
    margin-bottom: 10px;
  }

  .sidebar .top-container .site-logo {
    width: 44px;
    height: 44px;
  }

  .sidebar .top-container .site-nav {
    margin: 2px 0;
    padding: 7px 10px;
    font-size: 14px;
  }

  .sidebar .bottom-container {
    display: flex;
    gap: 8px;
    margin: 8px;
    padding: 10px 0 4px;
  }

  .sidebar .bottom-container .site-description {
    padding: 0;
  }

  .content-container {
    padding: 30px 16px 48px;
  }

  .post-item,
  .post-detail,
  .archives-container,
  .tag-list-container {
    border-radius: 14px;
  }

  .post-item {
    gap: 18px;
    padding: 22px;
  }

  .post-item .right {
    width: 100%;
  }

  .post-item .left .post-title {
    font-size: 21px;
  }

  .post-detail {
    padding: 26px 20px;
  }

  .post-item:hover {
    transform: none;
  }
}
.social-container .social-link {
  color: #dee2e6;
  font-size: 16px;
  margin: 4px 8px;
}

/* The site is intentionally dependency-free: navigation remains usable even
 * when JavaScript is disabled or unavailable. */
.sidebar .menu-btn {
  display: none !important;
}

@media (max-width: 800px) {
  .sidebar {
    position: relative;
    width: 100% !important;
    height: auto;
    min-height: 0;
    overflow: visible;
    display: block;
  }

  .sidebar .top-container {
    padding: 24px 16px 8px;
  }

  .sidebar .top-header-container {
    margin-top: 0;
  }

  .sidebar .top-container .site-nav {
    display: inline-block;
    margin: 4px 0;
    padding: 8px 12px;
  }

  .sidebar .bottom-container {
    padding: 8px 16px 20px;
  }
}

.post-item:last-of-type {
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

/* Element-inspired static interface */
.element-theme {
  --el-blue: #409eff;
  --el-blue-dark: #337ecc;
  --el-text: #303133;
  --el-muted: #909399;
  --el-border: #ebeef5;
  background: #f5f7fa;
  color: var(--el-text);
}

.site-header {
  height: 64px;
  border-bottom: 1px solid var(--el-border);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .04);
}

.site-header-inner {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  max-width: 1160px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--el-text);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.02em;
}

.brand-mark {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 7px;
  background: var(--el-blue);
  color: #fff;
  font-size: 11px;
  letter-spacing: -.08em;
  box-shadow: 0 5px 12px rgba(64, 158, 255, .28);
}

.site-menu {
  display: flex;
  align-self: stretch;
  gap: 26px;
  margin-left: auto;
  margin-right: 28px;
}

.site-menu a {
  position: relative;
  display: inline-flex;
  align-items: center;
  color: #606266;
  font-size: 14px;
  font-weight: 500;
}

.site-menu a:hover,
.site-menu a.is-active {
  color: var(--el-blue);
}

.site-menu a.is-active::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--el-blue);
  content: '';
}

.el-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  box-sizing: border-box;
  padding: 0 16px;
  border: 1px solid #dcdfe6;
  border-radius: 4px;
  background: #fff;
  color: #606266;
  font-size: 14px;
  transition: .2s;
}

.el-button:hover { border-color: #a0cfff; color: var(--el-blue); }
.el-button--primary { border-color: var(--el-blue); background: var(--el-blue); color: #fff; }
.el-button--primary:hover { border-color: var(--el-blue-dark); background: var(--el-blue-dark); color: #fff; }
.el-button--text { border-color: transparent; background: transparent; color: var(--el-blue); }
.is-round { border-radius: 20px; }
.el-link { color: var(--el-blue); font-size: 14px; }

.page-shell {
  max-width: 1060px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}

.el-card {
  border: 1px solid var(--el-border);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .04);
}

.hero {
  display: flex;
  min-height: 330px;
  overflow: hidden;
  align-items: center;
  justify-content: space-between;
  padding: 54px 64px;
  background: linear-gradient(120deg, #fff 0%, #f5faff 100%);
}

.hero-copy { max-width: 580px; }
.eyebrow { margin: 0 0 12px; color: var(--el-blue); font-size: 11px; font-weight: 700; letter-spacing: .16em; }
.hero h1 { margin: 0; color: var(--el-text); font-size: clamp(34px, 5vw, 58px); font-weight: 750; letter-spacing: -.06em; line-height: 1.12; }
.hero h1 span { color: var(--el-blue); }
.hero-text { max-width: 520px; margin: 22px 0 28px; color: #606266; font-size: 16px; line-height: 1.8; }
.hero-actions { display: flex; gap: 10px; }
.hero-orbit { position: relative; width: 220px; height: 220px; margin-right: 22px; }
.orbit { position: absolute; inset: 10px; border: 1px solid rgba(64, 158, 255, .24); border-radius: 50%; transform: rotate(-24deg) skewX(-11deg); }
.orbit-b { inset: 35px -10px; transform: rotate(56deg) skewX(-12deg); }
.orbit-core { position: absolute; top: 78px; left: 78px; display: grid; width: 64px; height: 64px; place-items: center; border-radius: 18px; background: var(--el-blue); color: white; font-size: 26px; box-shadow: 0 14px 30px rgba(64, 158, 255, .36); }

.section-heading { display: flex; align-items: end; justify-content: space-between; margin: 50px 0 18px; }
.section-heading h2, .quick-panel h2 { margin: 0; color: var(--el-text); font-size: 25px; letter-spacing: -.035em; }
.post-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.post-card { min-height: 210px; padding: 24px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.post-card:hover { border-color: #b3d8ff; box-shadow: 0 8px 22px rgba(64, 158, 255, .1); transform: translateY(-3px); }
.post-card-featured { border-top: 3px solid var(--el-blue); }
.post-topline { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--el-muted); font-size: 12px; }
.el-tag { display: inline-block; padding: 4px 9px; border: 1px solid #d9ecff; border-radius: 4px; background: #ecf5ff; color: var(--el-blue); font-size: 12px; line-height: 1.2; }
.el-tag--primary { border-color: #b3d8ff; background: #ecf5ff; color: #337ecc; }
.el-tag--success { border-color: #c2e7b0; background: #f0f9eb; color: #67c23a; }
.el-tag--warning { border-color: #f5dab1; background: #fdf6ec; color: #e6a23c; }
.post-card h3 { margin: 22px 0 10px; color: var(--el-text); font-size: 20px; line-height: 1.4; }
.post-card h3 a:hover { color: var(--el-blue); }
.post-card p { min-height: 48px; margin: 0; color: #606266; font-size: 14px; line-height: 1.7; }
.read-more { display: inline-flex; gap: 6px; margin-top: 20px; color: var(--el-blue); font-size: 13px; }
.read-more span { transition: transform .2s; }
.read-more:hover span { transform: translateX(4px); }
.quick-panel { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 18px; padding: 25px 28px; background: #f8fbff; }
.quick-panel h2 { font-size: 19px; }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 16px; border: 1px solid var(--el-border); border-radius: 8px; background: #fff; box-shadow: 0 2px 12px rgba(0, 0, 0, .025); }
.beginner-banner { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 18px; padding: 23px 28px; border-color: #e0def7; background: linear-gradient(100deg, #fff, #faf8ff); }
.beginner-banner h2 { margin: 0 0 5px; color: var(--el-text); font-size: 21px; letter-spacing: -.03em; }
.beginner-banner p:not(.eyebrow) { margin: 0; color: var(--el-muted); font-size: 14px; }
.advanced-strip { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 38px; padding: 26px 29px; border-radius: 8px; background: #343446; color: #fff; box-shadow: 0 8px 22px rgba(52,52,70,.14); }
.advanced-strip .eyebrow { color: #b9b4f5; }
.advanced-strip h2 { margin: 0 0 5px; font-size: 22px; letter-spacing: -.03em; }
.advanced-strip p:not(.eyebrow) { margin: 0; color: #c7c7d5; font-size: 14px; }
.advanced-links { display: flex; gap: 9px; }
.advanced-links a { display: flex; min-width: 105px; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 13px; border: 1px solid rgba(255,255,255,.16); border-radius: 5px; color: #fff; font-size: 13px; }
.advanced-links a:hover { border-color: #aaa4ef; background: rgba(255,255,255,.08); }
.advanced-links b { color: #b9b4f5; font-size: 17px; font-weight: 400; }
.stat-item { display: flex; flex-direction: column; gap: 2px; padding: 17px 20px; border-right: 1px solid var(--el-border); }
.stat-item:last-child { border-right: 0; }
.stat-item strong { color: var(--el-blue); font-size: 23px; line-height: 1.1; }
.stat-item span { color: var(--el-muted); font-size: 12px; }
.explore-layout { display: grid; grid-template-columns: 1.2fr .8fr; gap: 16px; margin-top: 18px; }
.explore-card, .quote-card { padding: 26px 28px; }
.explore-card h2 { margin: 0 0 20px; color: var(--el-text); font-size: 21px; }
.path-step { display: flex; align-items: center; gap: 15px; padding: 13px 0; border-top: 1px solid var(--el-border); }
.path-step > span { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 50%; background: #ecf5ff; color: var(--el-blue); font-size: 11px; font-weight: 700; }
.path-step div { display: flex; flex-direction: column; gap: 2px; }
.path-step strong { color: var(--el-text); font-size: 14px; }
.path-step small { color: var(--el-muted); font-size: 12px; }
.quote-card { display: flex; flex-direction: column; justify-content: center; background: linear-gradient(140deg, #ecf5ff, #fff); }
.quote-mark { height: 28px; color: #a0cfff; font-family: Georgia, serif; font-size: 54px; line-height: 1; }
.quote-card p { margin: 9px 0 17px; color: #606266; font-size: 18px; font-weight: 600; line-height: 1.65; }
.quote-card small { color: var(--el-muted); font-size: 12px; }
.site-footer-new { display: flex; justify-content: space-between; max-width: 1060px; margin: 0 auto; padding: 0 24px 30px; color: #a3a6ad; font-size: 12px; }
.site-footer-new { flex-direction: column; align-items: flex-start; gap: 8px; }
.site-footer-new .footer-metrics { justify-content: flex-start; }
.site-footer-new a { color: var(--el-blue); }

.article-shell { max-width: 820px; margin: 0 auto; padding: 48px 24px 72px; }
.article-card { padding: 44px 62px; }
.article-card h1 { margin: 22px 0 12px; color: var(--el-text); font-size: clamp(30px, 5vw, 48px); letter-spacing: -.055em; line-height: 1.18; }
.article-lead { margin: 0 0 26px; color: #909399; font-size: 17px; line-height: 1.75; }
.article-meta { display: flex; gap: 18px; color: #a3a6ad; font-size: 12px; }
.diagram-card { margin: 25px 0; padding: 20px; border: 1px solid #d9ecff; border-radius: 6px; background: linear-gradient(135deg, #f4f9ff, #fff); text-align: center; }
.diagram-label { display: block; margin-bottom: 15px; color: #a0cfff; font-size: 10px; font-weight: 700; letter-spacing: .18em; }
.token-line { display: flex; align-items: center; justify-content: center; gap: 12px; color: #606266; font-size: 16px; font-weight: 600; }
.token-line b { color: #a0cfff; font-weight: 400; }
.token-line strong { padding: 6px 12px; border-radius: 4px; background: #ecf5ff; color: var(--el-blue); }
.token-line i { color: #f56c6c; font-style: normal; }
.diagram-card small { display: block; margin-top: 14px; color: #a3a6ad; font-size: 12px; }
.article-card hr { margin: 26px 0; border: 0; border-top: 1px solid var(--el-border); }
.article-card h2 { margin: 34px 0 12px; color: var(--el-text); font-size: 23px; letter-spacing: -.03em; }
.article-card p, .article-card li { color: #606266; font-size: 16px; line-height: 1.9; }
.article-card ul, .article-card ol { padding-left: 24px; }
.article-card li { margin: 7px 0; }
.article-card pre { overflow-x: auto; margin: 20px 0; padding: 18px; border-radius: 6px; background: #1f2937; color: #e5e7eb; line-height: 1.7; }
.callout { margin: 22px 0; padding: 15px 18px; border-left: 3px solid var(--el-blue); border-radius: 3px; background: #f4f9ff; color: #606266; line-height: 1.75; }
.article-end { margin-top: 34px !important; padding-top: 24px; border-top: 1px solid var(--el-border); color: #909399 !important; }
.agent-flow { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 24px 0; padding: 20px; border: 1px solid #d9ecff; border-radius: 6px; background: #f4f9ff; color: var(--el-blue); font-size: 13px; font-weight: 600; }
.agent-flow b { color: #a0cfff; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 12px; padding: 30px; }
.tag-cloud .el-tag { padding: 10px 16px; font-size: 14px; }
.shortcut-list { overflow: hidden; }
.shortcut-list a { display: flex; align-items: center; gap: 16px; padding: 20px 24px; border-bottom: 1px solid var(--el-border); color: var(--el-text); }
.shortcut-list a:last-child { border-bottom: 0; }
.shortcut-list a:hover { background: #f5faff; }
.shortcut-list a > span:nth-child(2) { display: flex; flex: 1; flex-direction: column; gap: 4px; }
.shortcut-list strong { font-size: 15px; }
.shortcut-list small { color: var(--el-muted); font-size: 13px; }
.shortcut-list b { color: var(--el-blue); font-size: 20px; font-weight: 400; }
.scene-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 20px 0 28px; }
.scene-list > div { padding: 17px; border: 1px solid var(--el-border); border-radius: 6px; background: #fff; }
.scene-list b { display: block; margin-bottom: 5px; color: #a0cfff; font-size: 11px; letter-spacing: .12em; }
.scene-list strong { color: var(--el-text); font-size: 15px; }
.scene-list p { margin: 4px 0 0; font-size: 14px !important; line-height: 1.65 !important; }
.post-cover, .article-cover { position: relative; overflow: hidden; background: #eef2ff; }
.post-cover { height: 104px; margin: -24px -24px 20px; border-radius: 7px 7px 0 0; }
.post-cover::before, .article-cover::before { position: absolute; width: 120px; height: 120px; border: 1px solid rgba(255,255,255,.65); border-radius: 50%; content: ''; }
.post-cover::before { top: -48px; right: 12%; }
.post-cover::after, .article-cover::after { position: absolute; right: 16%; bottom: -35px; width: 120px; height: 80px; border-radius: 55% 45% 0 0; background: rgba(255,255,255,.32); content: ''; transform: rotate(-18deg); }
.post-cover span { position: absolute; right: 22px; bottom: 18px; color: rgba(255,255,255,.9); font-size: 11px; font-weight: 700; letter-spacing: .16em; }
.cover-llm { background: linear-gradient(135deg, #aebaff, #7589ee 48%, #8ccbd0); }
.cover-rag { background: linear-gradient(135deg, #b8d9cc, #78b9c5 52%, #a9a1dc); }
.cover-prompt { background: linear-gradient(135deg, #f7c9b8, #eaa4ae 48%, #b9a8db); }
.cover-agent { background: linear-gradient(135deg, #f6d59d, #ecb0a2 48%, #9ab9df); }
.cover-future { background: linear-gradient(135deg, #8076d9, #a88bdd 48%, #efb6b8); }
.cover-multimodal { background: linear-gradient(135deg, #78b8d4, #83d0c0 52%, #c9b5e8); }
.cover-coding { background: linear-gradient(135deg, #626fbd, #8aa7e8 50%, #edb4c3); }
.cover-local { background: linear-gradient(135deg, #75a990, #b4d19c 50%, #e7c894); }
.cover-governance { background: linear-gradient(135deg, #d88e9f, #bd88c9 48%, #849bd8); }
.cover-models { background: linear-gradient(135deg, #6f7fe2, #9c8be7 48%, #dca1c5); }
.article-cover { height: 190px; margin: -44px -62px 34px; border-radius: 7px 7px 0 0; }
.article-cover span { position: absolute; bottom: 24px; left: 30px; color: rgba(255,255,255,.86); font-size: 12px; font-weight: 700; letter-spacing: .14em; }
.article-cover::before { top: -70px; right: 16%; width: 250px; height: 250px; border-width: 2px; }
.article-cover::after { right: 25%; bottom: -55px; width: 250px; height: 140px; }
.element-theme { --el-blue: #6d7cf4; --el-blue-dark: #5968d9; --el-text: #343446; --el-border: #ececf3; background: #faf9fc; }
.brand-mark { background: linear-gradient(135deg, #6d7cf4, #a58be8); box-shadow: 0 5px 12px rgba(109,124,244,.25); }
.hero { background: linear-gradient(120deg, #fff 0%, #f8f5ff 56%, #f3fbfb 100%); }
.hero h1 span { color: #8b72e8; }
.el-tag--primary, .el-tag { border-color: #d9d9fb; background: #f2f1ff; color: #6571d9; }
.el-tag--success { border-color: #cce6d8; background: #f0faf4; color: #5baf86; }
.el-tag--warning { border-color: #f2d3c7; background: #fff5f1; color: #d78670; }
.el-tag--danger { border-color: #f0c8d2; background: #fff1f4; color: #c56d87; }
.table-wrap { overflow-x: auto; margin: 24px 0 8px; border: 1px solid var(--el-border); border-radius: 7px; }
.model-table { width: 100%; min-width: 760px; border-collapse: collapse; background: #fff; font-size: 14px; }
.model-table th, .model-table td { padding: 14px 13px; border-bottom: 1px solid var(--el-border); text-align: left; vertical-align: top; line-height: 1.65; }
.model-table th { background: #f7f6ff; color: var(--el-text); font-weight: 700; white-space: nowrap; }
.model-table td { color: #606266; }
.model-table tr:last-child td { border-bottom: 0; }
.table-note { color: #909399 !important; font-size: 13px !important; }
.tools-shell { max-width: 1180px; }
.tools-hero { margin-bottom: 26px; padding: 34px 38px; border: 1px solid #e7e5f6; border-radius: 10px; background: linear-gradient(120deg, #fff 0%, #f7f5ff 58%, #f0fbfa 100%); }
.tools-hero h1 { margin: 4px 0 8px; color: var(--el-text); font-size: 38px; letter-spacing: -.04em; }
.tools-hero p:not(.eyebrow) { margin: 0 0 16px; color: #707184; font-size: 16px; }
.tools-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.tool-card { padding: 24px; }
.tool-card-wide { grid-column: span 2; }
.tool-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.tool-heading > div { display: flex; align-items: center; gap: 10px; }
.tool-heading h2 { margin: 0; color: var(--el-text); font-size: 20px; }
.tool-usage { display: inline-flex; align-items: center; gap: 1px; margin-left: 7px; padding: 3px 7px; border: 1px solid #e3e4fb; border-radius: 999px; background: #f5f6ff; color: #8586a4; font-size: 10px; font-weight: 400; letter-spacing: 0; line-height: 1.2; white-space: nowrap; vertical-align: 2px; }
.tool-usage strong { color: #6872d8; font-size: 10px; font-variant-numeric: tabular-nums; }
.image-compress-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 12px 0; color: #777788; font-size: 13px; }
.image-compress-row input[type=file] { max-width: 100%; font-size: 13px; }
.quality-value { min-width: 42px; color: #6872d8; font-weight: 700; }
.image-preview { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 14px; }
.image-preview figure { margin: 0; padding: 8px; border: 1px solid #ecebf3; border-radius: 7px; background: #fcfcfe; }
.image-preview img { display: block; width: 100%; height: 150px; object-fit: contain; border-radius: 4px; background: #f0eff5; }
.image-preview figcaption { padding-top: 7px; color: #8a8999; font-size: 12px; text-align: center; }
.random-image-box { overflow: hidden; border: 1px solid #ecebf3; border-radius: 8px; background: #fcfcfe; }
.random-image-box img { display: block; width: 100%; max-height: 360px; object-fit: cover; background: #f0eff5; }
.random-image-box .tool-actions { padding: 0 14px 14px; }
.random-image-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 12px 14px 0; }
.random-image-controls select { min-width: 118px; padding: 8px 10px; border: 1px solid #deddea; border-radius: 6px; background: #fff; color: #5d5d70; font: inherit; }
@media (max-width: 700px) { .image-preview { grid-template-columns: 1fr; } }
.tool-icon { display: inline-flex; width: 34px; height: 34px; align-items: center; justify-content: center; border-radius: 9px; background: #f0efff; color: #6d7cf4; font-size: 13px; font-weight: 800; }
.tool-input, .tool-output, .tool-text-input, .tool-small-input { box-sizing: border-box; width: 100%; border: 1px solid #deddea; border-radius: 6px; outline: none; background: #fcfcfe; color: #454555; font: 14px/1.65 ui-monospace, SFMono-Regular, Menlo, monospace; transition: border-color .2s, box-shadow .2s; }
.tool-input { min-height: 170px; padding: 14px; resize: vertical; }
.tool-input-short { min-height: 112px; }
.tool-output { min-height: 96px; margin-top: 12px; padding: 12px; resize: vertical; }
.tool-text-input, .tool-small-input { padding: 11px 12px; font-family: inherit; }
.tool-input:focus, .tool-output:focus, .tool-text-input:focus, .tool-small-input:focus { border-color: #8d97f7; box-shadow: 0 0 0 3px rgba(109,124,244,.1); }
.tool-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 14px; }
.tool-actions .el-button { cursor: pointer; }
.tool-status { min-height: 18px; margin: 9px 0 0; font-size: 13px; }
.tool-status.is-ok { color: #58a880; }
.tool-status.is-error, .has-error { color: #cf7086; }
.color-row { display: flex; gap: 10px; }
.color-row input[type=color] { width: 48px; height: 42px; padding: 3px; border: 1px solid #deddea; border-radius: 6px; background: #fff; cursor: pointer; }
.color-row .tool-small-input { flex: 1; }
.color-preview { height: 66px; margin: 16px 0; border-radius: 7px; box-shadow: inset 0 0 0 1px rgba(0,0,0,.05); }
.result-list { overflow: hidden; border: 1px solid #ecebf3; border-radius: 6px; }
.result-list > div { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; border-bottom: 1px solid #ecebf3; color: #858595; font-size: 13px; }
.result-list > div:last-child { border-bottom: 0; }
.result-list code { color: #5555a3; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.timestamp-now { margin-bottom: 15px; color: #6872d8; font: 13px ui-monospace, SFMono-Regular, Menlo, monospace; }
.tool-result { min-height: 24px; margin: 15px 0 0; color: #5555a3; font: 14px ui-monospace, SFMono-Regular, Menlo, monospace; }
.stats-mini { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 14px; }
.stats-mini > div { padding: 12px 8px; border-radius: 6px; background: #f8f7ff; text-align: center; }
.stats-mini strong, .stats-mini span { display: block; }
.stats-mini strong { color: #6872d8; font-size: 20px; }
.stats-mini span { margin-top: 3px; color: #9695a5; font-size: 12px; }
.tool-note { margin-top: 20px; padding: 18px 22px; color: #777788; font-size: 13px; line-height: 1.8; }
.tools-live-stats { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-bottom: 20px; color: #74748a; font-size: 12px; }
.tools-live-stats span { padding: 6px 9px; border: 1px solid #e8e6f4; border-radius: 999px; background: rgba(255,255,255,.72); }
.tools-live-stats strong { color: #6872d8; font-variant-numeric: tabular-nums; }
.footer-metrics { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 14px; width: 100%; margin-bottom: 10px; color: #8a8999; font-size: 12px; }
.footer-metrics span { white-space: nowrap; }
.footer-metrics strong { color: #6872d8; font-variant-numeric: tabular-nums; }
.article-visuals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 26px 0 30px; }
.article-visuals figure { margin: 0; overflow: hidden; border: 1px solid var(--el-border); border-radius: 8px; background: #fff; }
.article-visuals img { display: block; width: 100%; height: 132px; object-fit: cover; }
.article-visuals figcaption { padding: 10px 12px; color: #909399; font-size: 12px; line-height: 1.5; }
@media (max-width: 700px) { .article-visuals { grid-template-columns: 1fr; } .article-visuals img { height: 170px; } }

@media (max-width: 700px) {
  .site-header-inner { padding: 0 16px; }
  .site-menu { gap: 14px; margin-right: 8px; }
  .site-menu a { font-size: 13px; }
  .header-rss { display: none; }
  .page-shell, .article-shell { padding: 24px 16px 48px; }
  .hero { display: block; min-height: auto; padding: 32px 24px; }
  .hero h1 { font-size: 38px; }
  .hero-orbit { width: 150px; height: 150px; margin: 35px auto -10px; transform: scale(.82); }
  .post-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: 0; }
  .stat-item:nth-child(-n+2) { border-bottom: 1px solid var(--el-border); }
  .explore-layout { grid-template-columns: 1fr; }
  .beginner-banner { display: block; padding: 22px; }
  .beginner-banner .el-button { margin-top: 16px; }
  .advanced-strip { display: block; padding: 23px; }
  .advanced-links { margin-top: 18px; }
  .advanced-links a { flex: 1; }
  .scene-list { grid-template-columns: 1fr; }
  .quick-panel { display: block; padding: 22px; }
  .quick-panel .el-button { margin-top: 18px; }
  .site-footer-new { display: block; padding: 0 16px 24px; line-height: 2; }
  .article-card { padding: 26px 20px; }
  .article-cover { height: 145px; margin: -26px -20px 26px; }
  .article-card h1 { font-size: 32px; }
  .article-card p, .article-card li { font-size: 15px; }
  .article-meta { flex-wrap: wrap; gap: 5px 14px; }
  .token-line { gap: 6px; font-size: 14px; }
  .agent-flow { flex-wrap: wrap; justify-content: center; }
  .tools-hero { padding: 26px 22px; }
  .tools-hero h1 { font-size: 32px; }
  .tools-grid { grid-template-columns: 1fr; }
  .tool-card-wide { grid-column: auto; }
  .tool-card { padding: 20px; }
}