/* ============================================================
   Michael Wei-Chih Liu — Personal Website
   Style System with Dark / Light Mode
   michaelweichihliu.tw
   ============================================================ */

/* Google Fonts 已移至 default.html <link> 方式載入，移除此 @import 避免重複請求 */

/* ============================================================
   Design Tokens
   ============================================================ */

:root {
  --primary:         #4a90d9;
  --primary-hover:   #3a7bc8;
  --primary-subtle:  rgba(74, 144, 217, 0.10);

  /* Light Mode */
  --bg:              #ffffff;
  --bg-secondary:    #f5f7fa;
  --bg-tertiary:     #eef1f6;
  --text-primary:    #1a1a2e;
  --text-secondary:  #5a6480;
  --text-muted:      #8892a4;
  --border:          #e2e8f0;
  --card-bg:         #ffffff;
  --card-shadow:     0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --nav-bg:          rgba(255,255,255,0.92);
  --nav-border:      rgba(226,232,240,0.8);

  --font-sans:    'Inter', 'Noto Sans TC', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm:    6px;
  --radius-md:    10px;
  --radius-lg:    16px;
  --radius-full:  9999px;
  --transition:   0.2s ease;
  --transition-slow: 0.4s ease;
  --max-width:    900px;
  --nav-height:   64px;
}

[data-theme="dark"] {
  --bg:             #0d1117;
  --bg-secondary:   #161b22;
  --bg-tertiary:    #21262d;
  --text-primary:   #e6edf3;
  --text-secondary: #8b949e;
  --text-muted:     #6e7681;
  --border:         #30363d;
  --card-bg:        #161b22;
  --card-shadow:    0 1px 3px rgba(0,0,0,0.2), 0 4px 12px rgba(0,0,0,0.15);
  --nav-bg:         rgba(13,17,23,0.92);
  --nav-border:     rgba(48,54,61,0.8);
}

/* ============================================================
   Reset & Base
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition-slow), color var(--transition-slow);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}
a:hover { color: var(--primary-hover); }
img { max-width: 100%; height: auto; display: block; }

/* ============================================================
   Navigation
   ============================================================ */

.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--nav-border);
  z-index: 1000;
  transition: background var(--transition-slow), border-color var(--transition-slow);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: color var(--transition);
  white-space: nowrap;
}
.nav-logo a:hover { color: var(--primary); }
.nav-logo .zh { font-weight: 400; color: var(--text-secondary); font-size: 0.8rem; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  justify-content: flex-end;
}

.nav-links a {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.3rem 0.6rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-links a .zh-label { font-size: 0.78rem; font-weight: 500; line-height: 1.3; }
.nav-links a .en-label { font-size: 0.62rem; color: var(--text-muted); line-height: 1.2; }
.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: var(--primary-subtle);
}
.nav-links a:hover .en-label,
.nav-links a.active .en-label { color: var(--primary); }

.nav-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.theme-toggle {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  width: 38px; height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: background var(--transition), transform var(--transition);
}
.theme-toggle:hover { background: var(--bg-tertiary); transform: rotate(20deg); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.35rem;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ============================================================
   Layout
   ============================================================ */

main { padding-top: var(--nav-height); min-height: 100vh; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ============================================================
   Hero (Home)
   ============================================================ */

.hero {
  padding: 4rem 0 3rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: center;
}

.hero-name {
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 0.2rem;
}
.hero-name-zh {
  display: block;
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}
.hero-tagline-zh {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
  line-height: 1.6;
}
.hero-tagline-en {
  font-size: 0.95rem;
  color: var(--primary);
  font-style: italic;
  margin-bottom: 1.75rem;
}
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.hero-avatar {
  width: 190px; height: 190px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: var(--card-shadow);
  border: 3px solid var(--primary-subtle);
}
.hero-avatar img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-sans);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover {
  background: var(--primary-hover); color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(74,144,217,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary-subtle);
  transform: translateY(-1px);
}

/* ============================================================
   Sections
   ============================================================ */

.section {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.section-title {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}
.section-title h2 { font-size: 1.4rem; font-weight: 700; }
.section-title .en { font-size: 0.95rem; color: var(--text-muted); font-weight: 400; }

/* ============================================================
   Cards
   ============================================================ */

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.1);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

/* ============================================================
   Bio Block
   ============================================================ */

.bio-block {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  border-left: 4px solid var(--primary);
}
.bio-block .zh {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-primary);
  margin-bottom: 1rem;
}
.bio-block .en {
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--text-secondary);
  font-style: italic;
}

/* ============================================================
   Badges
   ============================================================ */

.badge-grid { display: flex; flex-wrap: wrap; gap: 0.6rem; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition);
}
.badge:hover {
  background: var(--primary-subtle);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}
.badge .icon { font-size: 1rem; }

/* ============================================================
   Publication Card
   ============================================================ */

.publication-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border-left: 4px solid var(--primary);
  box-shadow: var(--card-shadow);
}
.publication-card .pub-title {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.55;
  margin-bottom: 0.5rem;
}
.publication-card .pub-title a { color: var(--text-primary); }
.publication-card .pub-title a:hover { color: var(--primary); }
.publication-card .pub-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1.1rem;
}
.publication-card .pub-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; align-items: center; }

/* ============================================================
   Platform Links (Connect)
   ============================================================ */

.platform-group { margin-bottom: 2rem; }
.platform-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.platform-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 0.5rem;
}
.platform-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition);
}
.platform-item:hover {
  background: var(--primary-subtle);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateX(4px);
}
.platform-icon { font-size: 1.1rem; flex-shrink: 0; }

/* ============================================================
   Status Tags
   ============================================================ */

.tag-active {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.2rem 0.65rem;
  background: rgba(46,204,113,0.1);
  border: 1px solid rgba(46,204,113,0.3);
  border-radius: var(--radius-full);
  font-size: 0.7rem; font-weight: 600;
  color: #27ae60;
  text-transform: uppercase; letter-spacing: 0.05em;
}
.tag-coming-soon {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.2rem 0.65rem;
  background: rgba(74,144,217,0.1);
  border: 1px solid rgba(74,144,217,0.3);
  border-radius: var(--radius-full);
  font-size: 0.7rem; font-weight: 600;
  color: var(--primary);
  text-transform: uppercase; letter-spacing: 0.05em;
}
.tag-wip {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.2rem 0.65rem;
  background: rgba(241,196,15,0.1);
  border: 1px solid rgba(241,196,15,0.3);
  border-radius: var(--radius-full);
  font-size: 0.7rem; font-weight: 600;
  color: #e6a817;
  text-transform: uppercase; letter-spacing: 0.05em;
}
.tag-inactive {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.2rem 0.65rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.7rem; font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.05em;
}

/* ============================================================
   Page Header (Inner Pages)
   ============================================================ */

.page-header {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
}
.page-header h1 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}
.page-header .subtitle {
  font-size: 1rem;
  color: var(--text-muted);
}

/* ============================================================
   About Grid
   ============================================================ */

.about-intro {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 2.5rem;
  align-items: start;
  margin-bottom: 3rem;
}

/* ============================================================
   Divider
   ============================================================ */

.divider {
  height: 1px;
  background: var(--border);
  margin: 2.5rem 0;
}

/* ============================================================
   Footer
   ============================================================ */

.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: 4rem;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy { font-size: 0.82rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { font-size: 0.82rem; color: var(--text-muted); transition: color var(--transition); }
.footer-links a:hover { color: var(--primary); }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
    padding: 2.5rem 0 2rem;
  }
  .hero-avatar { width: 150px; height: 150px; margin: 0 auto; order: -1; }
  .hero-name { font-size: 2rem; }
  .hero-actions { justify-content: center; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--nav-border);
    gap: 0.25rem;
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { flex-direction: row; gap: 0.75rem; width: 100%; justify-content: flex-start; }
  .nav-links a .en-label { font-size: 0.8rem; }
  .nav-toggle { display: flex; }

  .about-intro { grid-template-columns: 1fr; }
  .about-intro .hero-avatar { margin: 0 auto; }

  .card-grid { grid-template-columns: 1fr; }
  .platform-list { grid-template-columns: 1fr 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .page-header h1 { font-size: 1.75rem; }
}

@media (max-width: 480px) {
  .platform-list { grid-template-columns: 1fr; }
  .hero-name { font-size: 1.7rem; }
  .bio-block { padding: 1.25rem; }
}

/* ============================================================
   Newsletter Subscribe Form
   ============================================================ */

.newsletter-block {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border-left: 4px solid var(--primary);
}
.newsletter-desc-zh {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}
.newsletter-desc-en {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 1.25rem;
}
.newsletter-form {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.newsletter-form input[type="email"] {
  flex: 1;
  min-width: 200px;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: var(--font-sans);
  transition: border-color var(--transition);
  outline: none;
}
.newsletter-form input[type="email"]:focus {
  border-color: var(--primary);
}
.newsletter-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
}

/* ============================================================
   Post List (Writing Page)
   ============================================================ */

.post-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.post-card {
  padding: 1.25rem 1.5rem;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.post-card:last-child { border-bottom: none; }
.post-card:hover { background: var(--bg-secondary); }

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
  flex-wrap: wrap;
}
.post-card-meta time {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.post-card-tags { display: flex; gap: 0.3rem; flex-wrap: wrap; }

.post-card-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  line-height: 1.4;
}
.post-card-title a {
  color: var(--text-primary);
  transition: color var(--transition);
}
.post-card-title a:hover { color: var(--primary); }

.post-card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================================
   Single Post Page
   ============================================================ */

.post { max-width: 720px; margin: 0 auto; }

.post-header {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
}
.post-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.post-syndicated { color: var(--primary); }

.post-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}
.post-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-style: italic;
}
.post-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 1rem; }

/* Post body typography */
.post-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-primary);
}
.post-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.post-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}
.post-content p { margin-bottom: 1.25rem; }
.post-content ul,
.post-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}
.post-content li { margin-bottom: 0.4rem; }
.post-content blockquote {
  border-left: 4px solid var(--primary);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: var(--bg-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-secondary);
  font-style: italic;
}
.post-content code {
  background: var(--bg-tertiary);
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.875em;
  font-family: 'Fira Code', 'Courier New', monospace;
}
.post-content pre {
  background: var(--bg-tertiary);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: 1.5rem 0;
}
.post-content pre code {
  background: none;
  padding: 0;
}
.post-content img {
  border-radius: var(--radius-md);
  margin: 1.5rem auto;
  box-shadow: var(--card-shadow);
}
.post-content a { text-decoration: underline; text-underline-offset: 3px; }
.post-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

.post-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.post-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.post-share { display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; }

/* ============================================================
   Post Comment Jump Link
   ============================================================ */

.post-comment-jump {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.post-comment-jump:hover { color: var(--primary); }

/* ============================================================
   Cusdis Comment Container
   ============================================================ */

.cusdis-wrapper {
  min-height: 300px;
  width: 100%;
}
.cusdis-wrapper iframe {
  width: 100% !important;
  min-height: 300px;
}

/* ============================================================
   Floating Post Sidebar
   ============================================================ */

.post-float-sidebar {
  position: fixed;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.post-float-sidebar.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.float-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all var(--transition);
  text-decoration: none;
  font-family: var(--font-sans);
  position: relative;
}

.float-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: scale(1.12);
  box-shadow: 0 4px 14px rgba(74,144,217,0.35);
}

.float-btn-comment {
  background: var(--primary-subtle);
  border-color: var(--primary);
  color: var(--primary);
}

.float-divider {
  width: 24px;
  height: 1px;
  background: var(--border);
  margin: 0.2rem 0;
}

.float-btn::after {
  content: attr(title);
  position: absolute;
  right: calc(100% + 0.6rem);
  top: 50%;
  transform: translateY(-50%);
  background: var(--text-primary);
  color: var(--bg);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 400;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.float-btn:hover::after { opacity: 1; }

.float-btn.copied {
  background: rgba(46,204,113,0.12);
  border-color: #27ae60;
  color: #27ae60;
}

@media (max-width: 1024px) {
  .post-float-sidebar { display: none; }
}