:root {
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-text: #1a1a1a;
  --color-text-secondary: #525252;
  --color-text-muted: #737373;
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-border: #e5e5e5;
  --color-warning-bg: #fff8e6;
  --color-warning-border: #f59e0b;
  --color-info-bg: #eff6ff;
  --color-info-border: #3b82f6;
  --color-ad-bg: #f5f5f5;
  --radius: 8px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --header-h: 56px;
  --toc-w: 240px;
  --content-max: 720px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  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; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-h);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-text);
  text-decoration: none;
}

.logo-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-brand:hover { text-decoration: none; }

.logo-img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  display: block;
  flex-shrink: 0;
}

.logo-text {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.logo:hover { text-decoration: none; }

.nav-main {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-main a {
  font-size: 14px;
  color: var(--color-text-secondary);
  text-decoration: none;
}

.nav-main a:hover,
.nav-main a.active {
  color: var(--color-primary);
}

.lang-switch {
  font-size: 13px;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 6px 12px;
  cursor: pointer;
  font-size: 14px;
}

/* Layout */
.page-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 48px;
  display: grid;
  grid-template-columns: var(--toc-w) 1fr;
  gap: 32px;
  align-items: start;
}

.page-layout.no-toc { grid-template-columns: 1fr; max-width: 800px; }

.toc-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.toc-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin: 0 0 12px;
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.toc-list a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-left: 2px solid transparent;
  padding-left: 12px;
  margin-left: -12px;
}

.toc-list a:hover,
.toc-list a.active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
}

.toc-mobile-toggle {
  display: none;
  width: 100%;
  margin-bottom: 16px;
  padding: 10px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  text-align: left;
}

/* Content */
.content-main { min-width: 0; }

.content-main h1 {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 16px;
  line-height: 1.3;
}

.content-main h2 {
  font-size: 22px;
  font-weight: 600;
  margin: 40px 0 16px;
  padding-top: 8px;
}

.content-main h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 24px 0 12px;
}

.content-main p { margin: 0 0 16px; }

.lead {
  font-size: 18px;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

/* Status banner */
.status-banner {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 14px;
  border: 1px solid;
}

.status-banner.archived {
  background: var(--color-warning-bg);
  border-color: var(--color-warning-border);
  color: #92400e;
}

.status-banner.info {
  background: var(--color-info-bg);
  border-color: var(--color-info-border);
  color: #1e40af;
}

/* Download block */
.download-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}

.download-block h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

.download-meta {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

.download-meta code {
  font-size: 12px;
  background: var(--color-bg);
  padding: 2px 6px;
  border-radius: 4px;
}

.btn-download-primary {
  display: inline-block;
  min-height: 44px;
  padding: 12px 24px;
  background: var(--color-primary);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  line-height: 1.25;
}

.btn-download-primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
  text-decoration: none;
}

.download-links {
  margin-top: 16px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.download-links a { margin-right: 12px; }

.download-tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-text-muted);
  margin-left: 4px;
}

/* Steps */
.steps { list-style: none; padding: 0; margin: 0 0 24px; }

.steps li {
  position: relative;
  padding: 16px 16px 16px 48px;
  margin-bottom: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.steps li::before {
  content: attr(data-step);
  position: absolute;
  left: 16px;
  top: 16px;
  width: 24px;
  height: 24px;
  background: var(--color-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-note {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-top: 8px;
}

.step-note a { font-size: 14px; }

/* Ad cards */
.ad-card {
  background: var(--color-ad-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 20px 0;
}

.ad-card.compact { padding: 12px 16px; margin: 12px 0; }

.ad-label {
  display: inline-block;
  font-size: 12px;
  padding: 2px 8px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.ad-card h4 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
}

.ad-card p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.btn-ad-outline {
  display: inline-block;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
  text-decoration: none;
  cursor: pointer;
}

.btn-ad-outline:hover {
  background: var(--color-info-bg);
  text-decoration: none;
}

.ad-slot-empty { display: none; }

.ad-adsense {
  margin: 20px 0;
  padding: 12px 16px;
  background: var(--color-ad-bg);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  text-align: center;
  overflow: hidden;
}

.ad-adsense.compact {
  margin: 12px 0;
  padding: 10px 12px;
}

.ad-adsense .adsbygoogle {
  margin: 8px auto 0;
}

/* FAQ */
.faq-list { margin: 0; padding: 0; list-style: none; }

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  background: var(--color-surface);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 16px 20px;
  text-align: left;
  background: none;
  border: none;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
  color: var(--color-text);
}

.faq-question::after {
  content: "+";
  font-size: 20px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item.open .faq-question::after { content: "−"; }

.faq-answer {
  display: none;
  padding: 0 20px 16px;
  font-size: 15px;
  color: var(--color-text-secondary);
}

.faq-item.open .faq-answer { display: block; }

/* Cards grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
}

.card h3 { margin: 0 0 8px; font-size: 17px; }
.card p { margin: 0 0 12px; font-size: 14px; color: var(--color-text-secondary); }
.card .card-note { font-size: 13px; color: var(--color-text-muted); margin-bottom: 12px; }
.card .data-table { margin: 0 0 16px; }

/* Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 16px 0 24px;
}

.data-table th,
.data-table td {
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  text-align: left;
}

.data-table th {
  background: var(--color-bg);
  font-weight: 600;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 32px 20px;
  margin-top: 48px;
}

.footer-inner {
  max-width: 800px;
  margin: 0 auto;
}

.disclaimer {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.footer-links {
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.footer-links a { color: var(--color-text-secondary); }

.copyright {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 16px;
}

/* Mode comparison */
.mode-list { margin: 0 0 24px; padding-left: 20px; }
.mode-list li { margin-bottom: 8px; }

.recommend-badge {
  display: inline-block;
  font-size: 11px;
  padding: 2px 6px;
  background: #dcfce7;
  color: #166534;
  border-radius: 4px;
  margin-left: 6px;
  font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .nav-main {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 12px 20px;
  }

  .nav-main.open { display: flex; }

  .page-layout {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .toc-sidebar { position: static; }

  .toc-mobile-toggle { display: block; }

  .toc-list {
    display: none;
    padding: 12px 0;
  }

  .toc-list.open { display: block; }

  .content-main h1 { font-size: 24px; }

  .btn-download-primary {
    display: block;
    width: 100%;
    text-align: center;
  }

  .blog-toolbar { flex-direction: column; align-items: stretch; }
  .blog-filter-wrap select { width: 100%; }
}

/* Blog */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.blog-page {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.blog-header { margin-bottom: 28px; }
.blog-kicker { color: var(--color-text-muted); font-size: 14px; margin: 0 0 8px; }
.blog-rss-link { margin: -8px 0 16px; font-size: 14px; }
.blog-header h1 { margin: 0 0 12px; font-size: 32px; }

.blog-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 24px;
}

.blog-search-wrap { flex: 1; min-width: 200px; }
.blog-search-wrap input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
}

.blog-filter-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.blog-filter-wrap select {
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
  background: var(--color-surface);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.blog-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.blog-card-cat {
  background: var(--color-info-bg);
  color: var(--color-primary);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
}

.blog-badge {
  background: #fef3c7;
  color: #92400e;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

.blog-card-title {
  margin: 0;
  font-size: 17px;
  line-height: 1.4;
}

.blog-card-excerpt {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-secondary);
  flex: 1;
}

.blog-card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.blog-tag {
  font-size: 12px;
  padding: 2px 8px;
  background: var(--color-bg);
  border-radius: 4px;
  color: var(--color-text-muted);
}

.blog-card-foot { margin: 0; font-size: 12px; }

.blog-empty, .blog-loading {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-text-muted);
  padding: 40px 20px;
}

.blog-note {
  margin-top: 40px;
  padding: 20px;
  background: var(--color-info-bg);
  border: 1px solid var(--color-info-border);
  border-radius: var(--radius);
  font-size: 14px;
}

.blog-note h2 { margin: 0 0 8px; font-size: 16px; }
.blog-note p { margin: 0 0 8px; }
.blog-note p:last-child { margin-bottom: 0; }

/* Blog article (scraped content) */
.blog-article-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 28px 20px 48px;
}

.blog-article-breadcrumb {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.blog-article-header { margin-bottom: 28px; }
.blog-article-header h1 { margin: 8px 0 12px; font-size: 28px; line-height: 1.35; }
.blog-article-meta { font-size: 14px; color: var(--color-text-muted); margin: 0; }
.blog-article-footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  font-size: 14px;
}
.article-content section { margin-bottom: 32px; }
.article-content h2 { font-size: 22px; margin: 28px 0 12px; }
.article-content h3 { font-size: 18px; margin: 20px 0 10px; }
.article-content p { margin: 0 0 12px; }
.article-content ul, .article-content ol { margin: 0 0 16px; padding-left: 24px; }
.article-content li { margin-bottom: 6px; }
.article-content code {
  font-family: ui-monospace, monospace;
  font-size: 0.9em;
  background: #f4f4f5;
  padding: 2px 6px;
  border-radius: 4px;
}
.article-content pre {
  background: #1e1e1e;
  color: #e4e4e7;
  padding: 16px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.5;
}
.article-content pre code { background: none; padding: 0; color: inherit; }
.article-content img { max-width: 100%; height: auto; border-radius: var(--radius); }
.article-content table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 14px; }
.article-content th, .article-content td { border: 1px solid var(--color-border); padding: 8px 12px; text-align: left; }
.article-content th { background: var(--color-bg); }

.info-box, .warning-box, .highlight-box {
  display: flex;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius);
  margin: 16px 0;
}
.info-box { background: var(--color-info-bg); border: 1px solid var(--color-info-border); }
.warning-box { background: var(--color-warning-bg); border: 1px solid var(--color-warning-border); }
.highlight-box { background: #f0fdf4; border: 1px solid #86efac; }
.info-box p, .warning-box p, .highlight-box p { margin: 0; }

.performance-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
}
.stat-label { font-size: 12px; color: var(--color-text-muted); }
.stat-value { font-size: 15px; font-weight: 600; margin-top: 4px; }

.blog-card-title-link { color: inherit; text-decoration: none; }

/* Nav badge */
.nav-badge {
  display: inline-block;
  font-size: 10px;
  background: #ed6d3d;
  color: #fff;
  padding: 1px 5px;
  border-radius: 4px;
  font-weight: 700;
  vertical-align: top;
  margin-left: 2px;
  line-height: 1.4;
}

.nav-clashfx { position: relative; }

/* Enhanced footer */
.site-footer {
  padding: 48px 20px 32px;
}

.footer-grid {
  max-width: 1100px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px 24px;
}

.footer-brand-name {
  font-weight: 700;
  font-size: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0 0 16px;
}

.footer-social-link {
  display: inline-flex;
  color: var(--color-text-secondary);
  text-decoration: none;
}

.footer-social-link:hover { color: var(--color-primary); }

.footer-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 12px;
}

.footer-nav {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-nav li { margin-bottom: 8px; }

.footer-nav a {
  font-size: 13px;
  color: var(--color-text-secondary);
  text-decoration: none;
}

.footer-nav a:hover { color: var(--color-primary); text-decoration: underline; }

.footer-clashfx { color: #ed6d3d !important; font-weight: 600; }

.footer-disclaimer {
  max-width: 1100px;
  margin: 32px auto 0;
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.5;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}

.site-footer .copyright {
  max-width: 1100px;
  margin: 12px auto 0;
  text-align: center;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ClashFX page */
.clashfx-accent { color: #ed6d3d; }

.clashfx-hero {
  text-align: center;
  padding: 48px 20px 40px;
  background: linear-gradient(180deg, #fff7f3 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.clashfx-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  padding: 6px 14px;
  background: rgba(237, 109, 61, 0.1);
  border: 1px solid rgba(237, 109, 61, 0.3);
  color: #ed6d3d;
  border-radius: 999px;
  margin-bottom: 20px;
}

.clashfx-hero h1 {
  font-size: 3rem;
  margin: 0 0 12px;
  line-height: 1.1;
}

.clashfx-hero-sub {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.clashfx-hero-features {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin: 8px 0 0;
}

.clashfx-hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn-clashfx {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  border: 2px solid #ed6d3d;
  transition: background 0.15s, box-shadow 0.15s;
}

.btn-clashfx-primary {
  background: #ed6d3d;
  color: #fff;
  box-shadow: 0 4px 16px rgba(237, 109, 61, 0.35);
}

.btn-clashfx-primary:hover {
  background: #d4572a;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(237, 109, 61, 0.45);
}

.btn-clashfx-outline {
  background: transparent;
  color: #ed6d3d;
}

.btn-clashfx-outline:hover {
  background: rgba(237, 109, 61, 0.08);
  text-decoration: none;
}

.clashfx-trust {
  margin-top: 20px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.clashfx-section {
  padding: 56px 20px;
}

.clashfx-section.alt { background: var(--color-surface); }

.clashfx-section-title {
  text-align: center;
  font-size: 1.75rem;
  margin: 0 0 8px;
}

.clashfx-section-desc {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 15px;
  margin: 0 0 40px;
}

.clashfx-features {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.clashfx-feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 28px;
  transition: transform 0.2s;
}

.clashfx-feature-card:hover { transform: translateY(-3px); }

.clashfx-feature-icon { font-size: 2rem; margin-bottom: 12px; }

.clashfx-feature-card h3 {
  font-size: 1.05rem;
  margin: 0 0 8px;
}

.clashfx-feature-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.7;
}

.clashfx-compare-wrap {
  max-width: 800px;
  margin: 0 auto;
  overflow-x: auto;
}

.clashfx-compare {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.clashfx-compare th,
.clashfx-compare td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
}

.clashfx-compare thead th {
  background: var(--color-bg);
  font-weight: 600;
}

.clashfx-compare th.clashfx-col {
  background: rgba(237, 109, 61, 0.1);
  color: #ed6d3d;
  font-weight: 700;
}

.clashfx-compare td { text-align: center; }

.clashfx-compare td:first-child { text-align: left; }

.clashfx-compare .yes { color: #16a34a; font-weight: 600; }

.clashfx-compare .no { color: var(--color-text-muted); opacity: 0.5; }

.clashfx-compare .yes-fx { color: #ed6d3d; font-weight: 700; }

.clashfx-download-card {
  max-width: 560px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 2px solid rgba(237, 109, 61, 0.3);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  position: relative;
}

.clashfx-download-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #ed6d3d, #d4572a);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
}

.clashfx-download-icon {
  width: 80px;
  height: 80px;
  margin: 16px auto 12px;
}

.clashfx-download-title {
  font-size: 1.5rem;
  margin: 0 0 4px;
}

.clashfx-version-badge {
  display: inline-block;
  font-size: 13px;
  padding: 2px 10px;
  background: rgba(237, 109, 61, 0.1);
  color: #ed6d3d;
  border-radius: 999px;
  margin-bottom: 12px;
}

.clashfx-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
  text-align: left;
}

.clashfx-spec {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px;
  background: var(--color-bg);
  border-radius: var(--radius);
}

.clashfx-spec-label {
  font-size: 12px;
  color: var(--color-text-muted);
}

.clashfx-spec-value {
  font-size: 14px;
  font-weight: 600;
}

.clashfx-install-step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.clashfx-install-step img {
  max-width: 220px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.clashfx-install-step.wide img { max-width: 100%; width: 100%; max-width: 560px; }

.clashfx-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #ed6d3d;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.clashfx-step-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.clashfx-step-header h3 {
  margin: 0;
  font-size: 1.05rem;
}

.clashfx-step-tip {
  color: #ed6d3d;
  font-weight: 600;
  font-size: 14px;
  margin-top: 8px;
}

.clashfx-migrate-steps {
  max-width: 720px;
  margin: 0 auto;
}

.clashfx-guide-grid {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.clashfx-guide-card {
  display: block;
  padding: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.clashfx-guide-card:hover {
  border-color: #ed6d3d;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(237, 109, 61, 0.12);
  text-decoration: none;
}

.clashfx-guide-card h3 {
  font-size: 1.05rem;
  margin: 0 0 8px;
  color: #ed6d3d;
}

.clashfx-guide-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.6;
}

.clashfx-guide-link {
  font-size: 13px;
  color: #ed6d3d;
  margin-top: 12px;
  display: block;
}

.clashfx-terminal-box {
  max-width: 720px;
  margin: 40px auto 0;
  padding: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.clashfx-page { max-width: 100%; }
.blog-card-title-link:hover { color: var(--color-primary); text-decoration: none; }

/* Header tools: language, search, theme */
.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.header-lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  font-size: 13px;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  line-height: 1.2;
  white-space: nowrap;
}

.header-lang-trigger:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.header-lang-globe { font-size: 15px; line-height: 1; }

.header-lang-chevron {
  font-size: 10px;
  opacity: 0.6;
  margin-left: 2px;
}

.lang-dropdown { position: relative; }

.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 130px;
  margin: 0;
  padding: 6px 0;
  list-style: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 200;
}

.lang-dropdown-menu a {
  display: block;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--color-text-secondary);
  text-decoration: none;
}

.lang-dropdown-menu a:hover {
  background: var(--color-bg);
  color: var(--color-primary);
  text-decoration: none;
}

.lang-dropdown.open .header-lang-trigger {
  border-color: var(--color-primary);
}

.header-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.header-icon-btn:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
  background: var(--color-bg);
}

.theme-toggle-icon {
  font-size: 16px;
  line-height: 1;
}

/* Search overlay */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 80px 16px 24px;
}

.search-overlay[hidden] { display: none !important; }

.search-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}

.search-panel {
  position: relative;
  width: 100%;
  max-width: 640px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.search-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
}

.search-panel-icon { font-size: 18px; opacity: 0.7; }

.search-panel-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  background: transparent;
  color: var(--color-text);
  min-width: 0;
}

.search-panel-input::placeholder { color: var(--color-text-muted); }

.search-panel-close {
  width: 32px;
  height: 32px;
  border: none;
  background: var(--color-bg);
  border-radius: var(--radius);
  font-size: 22px;
  line-height: 1;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.search-panel-close:hover { color: var(--color-text); }

.search-panel-results {
  max-height: 420px;
  overflow-y: auto;
  padding: 8px;
}

.search-hint {
  padding: 20px 16px;
  font-size: 14px;
  color: var(--color-text-muted);
  text-align: center;
}

.search-result-item {
  display: block;
  padding: 12px 14px;
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  border: 1px solid transparent;
}

.search-result-item:hover {
  background: var(--color-bg);
  border-color: var(--color-border);
  text-decoration: none;
}

.search-result-title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.search-result-excerpt {
  display: block;
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

body.search-open { overflow: hidden; }

/* Dark theme */
[data-theme="dark"] {
  --color-text: #e5e5e5;
  --color-text-secondary: #a3a3a3;
  --color-text-muted: #737373;
  --color-bg: #141414;
  --color-surface: #1f1f1f;
  --color-border: #333333;
  --color-warning-bg: #2a2210;
  --color-info-bg: #1a2744;
  --color-ad-bg: #262626;
}

[data-theme="dark"] .article-content pre,
[data-theme="dark"] .article-content code {
  background: #2a2a2a;
}

[data-theme="dark"] .article-content pre {
  background: #0d0d0d;
}

[data-theme="dark"] .clashfx-hero {
  background: linear-gradient(180deg, #2a1f18 0%, var(--color-bg) 100%);
}

[data-theme="dark"] .search-overlay-backdrop {
  background: rgba(0, 0, 0, 0.65);
}

@media (max-width: 768px) {
  .header-lang-label { max-width: 72px; overflow: hidden; text-overflow: ellipsis; }

  .header-actions { gap: 4px; }

  .header-lang-trigger { padding: 6px 8px; }

  .search-overlay { padding-top: 64px; }
}

.provider-features {
  margin: 12px 0 16px;
  padding-left: 20px;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.75;
}

.provider-features li { margin-bottom: 6px; }

.provider-features strong { color: var(--color-text); }