/* =============================================
   92Pak - Main Stylesheet
   Mobile-First, SEO-Optimized
   ============================================= */

:root {
  --primary: #00a651;
  --primary-dark: #007a3d;
  --primary-light: #e8f5ee;
  --secondary: #f5a623;
  --secondary-dark: #d4891a;
  --dark: #0d1117;
  --dark-2: #161b22;
  --dark-3: #21262d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --border: #30363d;
  --card-bg: #161b22;
  --white: #ffffff;
  --danger: #da3633;
  --success: #3fb950;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --transition: all 0.3s ease;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

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

body {
  font-family: var(--font);
  background: var(--dark);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

/* ---- TYPOGRAPHY ---- */
h1,h2,h3,h4,h5,h6 { font-weight: 700; line-height: 1.3; color: var(--white); }
h1 { font-size: clamp(1.6rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.3rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.15rem; }
p { margin-bottom: 1rem; color: var(--text); }
strong { color: var(--white); }

/* ---- CONTAINER ---- */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }
.container-sm { max-width: 900px; margin: 0 auto; padding: 0 16px; }

/* ---- TOP BAR ---- */
.topbar {
  background: var(--primary);
  color: var(--white);
  padding: 6px 0;
  font-size: 0.8rem;
  text-align: center;
}
.topbar a { color: var(--white); font-weight: 600; }

/* ---- HEADER ---- */
.site-header {
  background: var(--dark-2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  gap: 12px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
}
.site-logo img { width: 40px; height: 40px; border-radius: 8px; }
.logo-text span { color: var(--primary); }

/* ---- NAVIGATION ---- */
.main-nav { display: none; }
.main-nav ul { display: flex; gap: 4px; align-items: center; }
.main-nav a {
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  background: var(--primary);
  color: var(--white);
}
.nav-download-btn {
  background: var(--secondary) !important;
  color: var(--dark) !important;
  font-weight: 700 !important;
  padding: 8px 16px !important;
}

/* ---- HAMBURGER ---- */
.hamburger {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- MOBILE MENU ---- */
.mobile-menu {
  display: none;
  background: var(--dark-2);
  border-top: 1px solid var(--border);
  padding: 12px 0;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 12px 20px;
  color: var(--text);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:hover { background: var(--dark-3); color: var(--primary); }
.mobile-menu .mob-dl-btn {
  margin: 12px 16px 4px;
  background: var(--secondary);
  color: var(--dark);
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-align: center;
  padding: 14px;
  border-bottom: none;
}

/* ---- HERO ---- */
.hero {
  background: linear-gradient(135deg, var(--dark) 0%, #0a2d1a 50%, var(--dark) 100%);
  padding: 40px 0 50px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,166,81,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 30px;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,166,81,0.15);
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}
.hero h1 { margin-bottom: 12px; }
.hero-desc { color: var(--text-muted); font-size: 1.05rem; max-width: 600px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin: 8px 0;
}
.hero-meta span {
  background: var(--dark-3);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.hero-meta span strong { color: var(--primary); }
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.hero-img-wrap { width: 100%; max-width: 400px; }
.hero-img-wrap img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,166,81,0.4);
}
.btn-secondary {
  background: var(--secondary);
  color: var(--dark);
}
.btn-secondary:hover {
  background: var(--secondary-dark);
  color: var(--dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(245,166,35,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-icon { width: 20px; height: 20px; }

/* ---- DOWNLOAD BANNER ---- */
.dl-banner {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 20px;
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 30px 0;
}
.dl-banner-text h3 { color: var(--white); margin-bottom: 4px; }
.dl-banner-text p { color: rgba(255,255,255,0.85); margin: 0; font-size: 0.9rem; }
.dl-banner .btn { background: var(--white); color: var(--primary); flex-shrink: 0; }
.dl-banner .btn:hover { background: var(--secondary); color: var(--dark); }

/* ---- STICKY DOWNLOAD BAR ---- */
.sticky-dl-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--dark-2);
  border-top: 1px solid var(--primary);
  padding: 12px 16px;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 -4px 20px rgba(0,166,81,0.2);
}
.sticky-dl-bar p { margin: 0; font-size: 0.85rem; color: var(--text-muted); }
.sticky-dl-bar strong { color: var(--white); }

/* ---- SECTIONS ---- */
.section { padding: 50px 0; }
.section-alt { background: var(--dark-2); }
.section-header { text-align: center; margin-bottom: 36px; }
.section-header p { color: var(--text-muted); max-width: 600px; margin: 10px auto 0; }
.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 8px;
  background: rgba(0,166,81,0.15);
}

/* ---- CARDS ---- */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}
.card:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow); }
.card-img { width: 100%; height: 200px; object-fit: cover; border-radius: var(--radius-sm); margin-bottom: 16px; }
.card-tag {
  display: inline-block;
  background: rgba(0,166,81,0.15);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.card h3 { margin-bottom: 8px; font-size: 1.1rem; }
.card p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 12px; }

/* ---- GRID LAYOUTS ---- */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

/* ---- FEATURES ---- */
.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(0,166,81,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.5rem;
}
.feature-text h4 { margin-bottom: 4px; }
.feature-text p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

/* ---- STEPS ---- */
.steps { counter-reset: step; }
.step-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}
.step-num {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.step-text h4 { margin-bottom: 4px; }
.step-text p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

/* ---- COMPARISON TABLE ---- */
.compare-table { width: 100%; border-collapse: collapse; margin: 20px 0; overflow-x: auto; display: block; }
.compare-table th, .compare-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.compare-table th { background: var(--dark-3); font-weight: 700; color: var(--white); }
.compare-table tr:hover td { background: rgba(0,166,81,0.05); }
.compare-table .check { color: var(--success); }
.compare-table .cross { color: var(--danger); }
.compare-table .highlight-col { background: rgba(0,166,81,0.08) !important; }

/* ---- PROS/CONS ---- */
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 20px 0; }
.pros-box, .cons-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
}
.pros-box { border-top: 3px solid var(--success); }
.cons-box { border-top: 3px solid var(--danger); }
.pros-box h4 { color: var(--success); margin-bottom: 12px; }
.cons-box h4 { color: var(--danger); margin-bottom: 12px; }
.pros-box li, .cons-box li {
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding-left: 20px;
  position: relative;
}
.pros-box li::before { content: '✓'; color: var(--success); position: absolute; left: 0; }
.cons-box li::before { content: '✗'; color: var(--danger); position: absolute; left: 0; }
.pros-box li:last-child, .cons-box li:last-child { border-bottom: none; }

/* ---- FAQ ---- */
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 8px; overflow: hidden; }
.faq-q {
  width: 100%;
  background: var(--card-bg);
  color: var(--white);
  border: none;
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  transition: var(--transition);
}
.faq-q:hover { background: var(--dark-3); }
.faq-q.open { background: rgba(0,166,81,0.1); color: var(--primary); }
.faq-icon { font-size: 1.2rem; transition: var(--transition); }
.faq-q.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  display: none;
  padding: 16px 20px;
  background: var(--dark);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  border-top: 1px solid var(--border);
}
.faq-a.open { display: block; }

/* ---- RATING BOX ---- */
.rating-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.rating-score { font-size: 3rem; font-weight: 800; color: var(--secondary); }
.rating-stars { font-size: 1.4rem; margin: 4px 0; }
.rating-count { color: var(--text-muted); font-size: 0.85rem; }

/* ---- ARTICLE CONTENT ---- */
.article-hero { padding: 40px 0 30px; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 12px 0 20px;
  align-items: center;
}
.article-meta span { font-size: 0.82rem; color: var(--text-muted); }
.article-meta .tag {
  background: rgba(0,166,81,0.15);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: 12px;
  font-weight: 600;
}
.article-body { max-width: 860px; }
.article-body h2 { margin: 32px 0 12px; padding-top: 8px; border-top: 1px solid var(--border); }
.article-body h3 { margin: 24px 0 10px; color: var(--primary); }
.article-body ul, .article-body ol {
  margin: 12px 0 16px 20px;
  color: var(--text-muted);
}
.article-body li { margin-bottom: 8px; padding-left: 4px; }
.article-body ul li { list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body img { margin: 20px 0; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.article-body .note {
  background: rgba(0,166,81,0.1);
  border-left: 4px solid var(--primary);
  padding: 14px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.article-body .warning {
  background: rgba(245,166,35,0.1);
  border-left: 4px solid var(--secondary);
  padding: 14px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0;
  font-size: 0.9rem;
}

/* ---- TABLE OF CONTENTS ---- */
.toc {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin: 20px 0;
}
.toc h4 { margin-bottom: 12px; color: var(--primary); }
.toc ol { margin-left: 16px; }
.toc li { margin-bottom: 6px; }
.toc a { color: var(--text-muted); font-size: 0.9rem; }
.toc a:hover { color: var(--primary); }

/* ---- LAYOUT: ARTICLE + SIDEBAR ---- */
.content-sidebar {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.sidebar { width: 100%; }
.sidebar-widget {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.sidebar-widget h4 { margin-bottom: 14px; font-size: 1rem; }
.sidebar-widget ul li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.sidebar-widget ul li:last-child { border-bottom: none; }
.sidebar-widget a { color: var(--text-muted); font-size: 0.9rem; }
.sidebar-widget a:hover { color: var(--primary); }

/* ---- BREADCRUMB ---- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  padding: 12px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--border); }
.breadcrumb .current { color: var(--text); }

/* ---- RELATED ARTICLES ---- */
.related-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.related-item {
  display: flex;
  gap: 12px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  transition: var(--transition);
}
.related-item:hover { border-color: var(--primary); }
.related-item img { width: 70px; height: 70px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; }
.related-item h5 { font-size: 0.88rem; margin-bottom: 4px; }
.related-item p { font-size: 0.78rem; color: var(--text-muted); margin: 0; }

/* ---- CATEGORIES ---- */
.cat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.cat-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}
.cat-item:hover { border-color: var(--primary); transform: translateY(-3px); }
.cat-item .cat-icon { font-size: 2rem; margin-bottom: 8px; }
.cat-item h4 { font-size: 0.9rem; margin-bottom: 4px; }
.cat-item p { font-size: 0.78rem; color: var(--text-muted); margin: 0; }

/* ---- STATS SECTION ---- */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.stat-item { text-align: center; }
.stat-num { font-size: 2rem; font-weight: 800; color: var(--primary); }
.stat-label { font-size: 0.8rem; color: var(--text-muted); }

/* ---- APP SHOWCASE ---- */
.app-showcase {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}
.app-screenshots {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  width: 100%;
  padding-bottom: 8px;
}
.app-screenshots img { width: 140px; flex-shrink: 0; border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); }

/* ---- NOTICE BOX ---- */
.notice {
  background: rgba(0,166,81,0.08);
  border: 1px solid rgba(0,166,81,0.3);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin: 16px 0;
  font-size: 0.9rem;
}

/* ---- FOOTER ---- */
.site-footer {
  background: var(--dark-2);
  border-top: 1px solid var(--border);
  padding-top: 50px;
}
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 30px; }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin: 10px 0 16px; }
.footer-col h4 { color: var(--white); margin-bottom: 14px; font-size: 0.95rem; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col a { color: var(--text-muted); font-size: 0.88rem; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---- TAGS / BADGES ---- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
}
.badge-green { background: rgba(0,166,81,0.15); color: var(--primary); }
.badge-gold { background: rgba(245,166,35,0.15); color: var(--secondary); }
.badge-red { background: rgba(218,54,51,0.15); color: var(--danger); }

/* ---- ALERT ---- */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin: 16px 0;
  font-size: 0.9rem;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.alert-success { background: rgba(63,185,80,0.1); border: 1px solid rgba(63,185,80,0.3); color: var(--success); }
.alert-warning { background: rgba(245,166,35,0.1); border: 1px solid rgba(245,166,35,0.3); color: var(--secondary); }

/* ---- PAGE HERO (non-home) ---- */
.page-hero {
  background: linear-gradient(135deg, var(--dark-2) 0%, rgba(0,166,81,0.08) 100%);
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { margin-bottom: 10px; }
.page-hero p { color: var(--text-muted); max-width: 700px; }

/* ---- SEARCH BOX ---- */
.search-box {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}
.search-box input {
  width: 100%;
  padding: 14px 50px 14px 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
}
.search-box input:focus { border-color: var(--primary); }
.search-box button {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--primary);
  border: none;
  color: var(--white);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* ---- PAGINATION ---- */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 30px 0;
  flex-wrap: wrap;
}
.pagination a {
  padding: 8px 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
}
.pagination a:hover, .pagination a.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

/* ---- SCROLL TO TOP ---- */
.scroll-top {
  position: fixed;
  bottom: 80px;
  right: 16px;
  background: var(--primary);
  color: var(--white);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 998;
  border: none;
  font-size: 1.2rem;
  box-shadow: var(--shadow);
}
.scroll-top.show { display: flex; }

/* ============================
   RESPONSIVE - TABLET 768px+
   ============================ */
@media (min-width: 768px) {
  .main-nav { display: flex; }
  .hamburger { display: none; }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { flex-direction: row; text-align: left; }
  .hero-btns { justify-content: flex-start; }
  .hero-meta { justify-content: flex-start; }
  .hero-img-wrap { max-width: 340px; flex-shrink: 0; }
  .hero-badge { align-self: flex-start; }
  .content-sidebar { flex-direction: row; }
  .sidebar { width: 300px; flex-shrink: 0; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-grid { grid-template-columns: repeat(4, 1fr); }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .app-showcase { flex-direction: row; align-items: center; }
}

/* ============================
   RESPONSIVE - DESKTOP 1024px+
   ============================ */
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---- UTILITIES ---- */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.hidden-mobile { display: none; }
.gap-2 { gap: 16px; }

@media (min-width: 768px) {
  .hidden-mobile { display: initial; }
}

/* ---- ANIMATIONS ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fadeInUp 0.5s ease forwards; }

/* ---- LOADING ---- */
.skeleton {
  background: linear-gradient(90deg, var(--dark-2) 25%, var(--dark-3) 50%, var(--dark-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---- PRINT ---- */
@media print {
  .site-header, .sticky-dl-bar, .scroll-top, .sidebar { display: none; }
  body { background: white; color: black; }
}