/* ============================================
   Modern CSS for SEO-Optimized Content Site
   Based on Google 2026 Best Practices
   ============================================ */

/* ============================================
   1. CSS RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Colors */
  --color-primary: #1976d2;
  --color-primary-dark: #115293;
  --color-primary-light: #4791db;
  --color-secondary: #424242;
  --color-accent: #ff6b6b;
  --color-success: #4caf50;
  --color-warning: #ff9800;
  --color-danger: #f44336;
  
  /* Neutrals */
  --color-text: #212121;
  --color-text-light: #666666;
  --color-text-lighter: #999999;
  --color-border: #e0e0e0;
  --color-border-light: #f5f5f5;
  --color-bg: #ffffff;
  --color-bg-alt: #fafafa;
  --color-bg-section: #f8f9fa;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Merriweather', Georgia, serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  /* Do NOT set overflow-x here: combined with body's overflow-x: hidden
     it makes <html> its own scroll container and breaks the sticky header. */
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  margin: 0;
  padding: 0;
}

/* ============================================
   2. SKIP LINK (Accessibility)
   ============================================ */
.gas-736e {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: 8px 16px;
  text-decoration: none;
  z-index: 10000;
  border-radius: 0 0 4px 0;
}

.gas-736e:focus {
  top: 0;
}

/* ============================================
   3. CONTAINER & LAYOUT
   ============================================ */
.disabled-stone-b213 {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .disabled-stone-b213 {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 480px) {
  .disabled-stone-b213 {
    padding: 0 12px;
  }
}

/* Prevent horizontal overflow on all elements EXCEPT header */
*:not(.outline-lite-4662):not(header) {
  max-width: 100%;
}

/* Allow specific elements to exceed container.
   html/body are excluded on purpose: releasing their max-width removes the
   last guard against a horizontally scrollable page. */
.outline-lite-4662,
header,
.backdrop-c44e,
.last-b785,
.article_ab56,
.label-stone-847a,
.yellow-3060,
.inner_adac,
.primary-tall-5828 {
  max-width: none;
}

/* overflow-x stays off <html>: pairing it with body's hidden turns <html>
   into its own scroll container and breaks the sticky header. */
html,
body {
  width: 100%;
  max-width: 100%;
}

/* Critical mobile fix: prevent any overflow */
section,
article,
div,
main {
  overflow-wrap: break-word;
  word-wrap: break-word;
}

/* Ensure images never cause overflow */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Ensure SVG icons don't cause issues */
svg {
  max-width: 100%;
  height: auto;
}

/* ============================================
   4. HEADER & NAVIGATION
   ============================================ */
.outline-lite-4662 {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  position: -webkit-sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all var(--transition-base);
}

.gold_0d67 {
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Scrolled state */
.outline-lite-4662.smooth-7002 {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 1);
}

.background-static-0188 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  gap: var(--space-md);
}

.east-3deb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.label_05cb img {
  height: 36px;
  width: auto;
  display: block;
}

.large-687b {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  background: #e8f5e9;
  color: var(--color-success);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 12px;
  white-space: nowrap;
}

.background-black-41ce {
  flex: 1;
}

.fixed_f65a {
  display: flex;
  list-style: none;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
}

.aside_e46e {
  display: block;
  padding: 8px 16px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.aside_e46e:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.aside_e46e.shadow_current_d52a {
  background: var(--color-primary);
  color: white;
}

/* Dropdown Navigation */
.steel-db38 {
  position: relative;
}

.active_bf6d {
  display: flex;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

.active_bf6d svg {
  transition: transform 0.2s ease;
}

/* 鼠标悬停时箭头旋转（桌面）；点击展开时箭头旋转（移动端） */
.steel-db38:hover .active_bf6d svg,
.active_bf6d[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.module-a1ca {
  position: absolute;
  top: calc(100% + 8px); /* 距离父元素8px，更自然 */
  left: 0;
  min-width: 200px;
  width: max-content; /* 自动适应内容宽度 */
  max-width: 300px; /* 最大宽度限制 */
  background: white;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.08);
  list-style: none;
  margin: 0;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  z-index: 1001;
  /* 关键：确保没有overflow，内容完全可见 */
  overflow: visible;
  max-height: none;
  height: auto;
}

/* 鼠标悬停父元素时，立即显示下拉菜单 */
.steel-db38:hover .module-a1ca {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

/* 在下拉菜单上方添加一个不可见的桥接区域，防止鼠标移动时菜单消失 */
.module-a1ca::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
  background: transparent;
}

.icon-f905 {
  display: block;
  padding: 10px 20px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.icon-f905:hover {
  background: var(--color-primary);
  color: white;
  padding-left: 24px; /* 悬停时轻微缩进 */
}

/* 当前页面在下拉菜单中的样式 */
.icon-f905[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.list-9e71 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Header Login Button */
.filter_complex_a6d5 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.filter_complex_a6d5:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
  transform: translateY(-1px);
}

.filter_complex_a6d5 svg {
  flex-shrink: 0;
}

/* Header Download Button */
.heading_9218 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: all var(--transition-base);
  box-shadow: 0 2px 8px rgba(25, 118, 210, 0.3);
  white-space: nowrap;
}

.heading_9218:hover {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #0d47a1 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(25, 118, 210, 0.4);
}

.heading_9218 svg {
  flex-shrink: 0;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

.info-b146 {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
}

.module_a6de {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-base);
}

/* Hamburger animation when active */
.info-b146[aria-expanded="true"] .module_a6de:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.info-b146[aria-expanded="true"] .module_a6de:nth-child(2) {
  opacity: 0;
}

.info-b146[aria-expanded="true"] .module_a6de:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation Menu */
@media (max-width: 1100px) {
  .background-black-41ce {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: white;
    box-shadow: -2px 0 8px rgba(0, 0, 0, 0.1);
    padding: 80px 0 20px;
    transition: right 0.3s ease-out;
    z-index: 999;
    overflow-y: auto; /* 移动端菜单内容过多时可滚动 */
    overflow-x: visible; /* 水平方向不滚动，确保下拉菜单可见 */
    /* 隐藏滚动条外观，但保留可滚动能力，视觉上更自然 */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
  }

  .background-black-41ce::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Edge(Chromium) */
  }
  
  .background-black-41ce.border-3710 {
    display: block;
    right: 0;
  }
  
  .fixed_f65a {
    flex-direction: column;
    gap: 0;
  }
  
  .aside_e46e {
    display: block;
    padding: 16px 24px;
    border-radius: 0;
    border-bottom: 1px solid var(--color-border-light);
  }
  
  /* Mobile overlay */
  .background-black-41ce::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease-out;
  }
  
  .background-black-41ce.border-3710::before {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 1100px) {
  .background-black-41ce {
    display: none;
  }
  
  .info-b146 {
    display: flex;
  }
  
  .large-687b {
    display: none;
  }
  
  /* Adjust header buttons on tablet */
  .filter_complex_a6d5,
  .heading_9218 {
    padding: 8px 16px;
    font-size: 0.875rem;
  }
  
  /* 移动端下拉菜单改为堆叠显示，不需要浮动 */
  .steel-db38 {
    position: relative;
  }
  
  .module-a1ca {
    position: static; /* 移动端不浮动，直接堆叠 */
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--color-primary);
    padding-left: 20px;
    margin-top: 0;
    /* 用 max-height 过渡实现自然展开/收起，而不是生硬的 display 切换 */
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, margin-top 0.3s ease;
  }
  
  .active_bf6d[aria-expanded="true"] + .module-a1ca {
    max-height: 320px; /* 足够容纳所有子项，展开时自然撑开 */
    margin-top: 8px;
  }
  
  .icon-f905 {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  /* Stack buttons vertically or hide login on small screens */
  .list-9e71 {
    gap: 8px;
  }
  
  .filter_complex_a6d5 {
    display: none;
  }
  
  .heading_9218 {
    padding: 8px 16px;
    font-size: 0.875rem;
  }
  
  .label_05cb img {
    height: 32px;
    width: auto;
  }
}

@media (max-width: 480px) {
  .heading_9218 {
    padding: 6px 12px;
    font-size: 0.8125rem;
  }
  
  .heading_9218 svg {
    width: 14px;
    height: 14px;
  }
  
  .background-static-0188 {
    gap: var(--space-sm);
  }
}

/* ============================================
   5. ARTICLE META BANNER
   ============================================ */
.backdrop-c44e {
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

.glass_f174 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.column-clean-33ff {
  display: flex;
  align-items: center;
  gap: 6px;
}

.column-clean-33ff svg {
  flex-shrink: 0;
}

.column-clean-33ff a {
  color: var(--color-primary);
  text-decoration: none;
}

.column-clean-33ff a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .glass_f174 {
    font-size: 0.8125rem;
    gap: var(--space-sm);
  }
}

/* ============================================
   6. HERO SECTION
   ============================================ */
.last-b785 {
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
}

.small_2ef8 {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-xl);
  align-items: center;
  width: 100%;
}

@media (max-width: 1024px) {
  .small_2ef8 {
    grid-template-columns: 1fr 350px;
    gap: var(--space-lg);
  }
}

.highlight_large_ca23 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.highlight_large_ca23 a {
  color: var(--color-primary);
  text-decoration: none;
}

.highlight_large_ca23 a:hover {
  text-decoration: underline;
}

.wrapper_74e8 {
  color: var(--color-text-lighter);
}

.advanced-9ec7 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

@media (max-width: 1024px) {
  .advanced-9ec7 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .advanced-9ec7 {
    font-size: 1.5rem;
  }
}

.title-easy-4f93 {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.layout_cb0a {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .layout_cb0a {
    grid-template-columns: 1fr;
  }
}

.sidebar_bright_f016 {
  display: flex;
  gap: var(--space-sm);
}

.outer_8ccf {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--color-primary-light);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.solid-e5a8 {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.solid-e5a8 strong {
  font-weight: 600;
  color: var(--color-text);
}

.solid-e5a8 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.tiny_c9d6 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.in_370d {
  display: flex;
  align-items: center;
  justify-content: center;
}

.short-6c41 {
  position: relative;
  text-align: center;
}

.short-6c41 img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.paragraph_fluid_722e {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.bottom_36c9 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.progress_complex_4abe {
  color: #ffa000;
  font-size: 1.25rem;
  letter-spacing: 2px;
}

.title_last_ff15 {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.surface-iron-882d {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.title-static-8a02 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 968px) {
  .small_2ef8 {
    grid-template-columns: 1fr;
  }
  
  .advanced-9ec7 {
    font-size: 1.75rem;
  }
  
  .in_370d {
    order: -1;
    max-width: 100%;
  }
  
  .short-6c41 {
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .advanced-9ec7 {
    font-size: 1.5rem;
  }
  
  .title-easy-4f93 {
    font-size: 1rem;
  }
  
  .highlight_large_ca23 {
    font-size: 0.8125rem;
    flex-wrap: wrap;
  }
  
  .short-6c41 {
    max-width: 250px;
  }
}

/* ============================================
   7. BUTTONS
   ============================================ */
.footer-67d6 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  line-height: 1.5;
}

.dirty-4374 {
  background: var(--color-primary);
  color: white;
}

.dirty-4374:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.chip-action-b8ea {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.chip-action-b8ea:hover {
  background: var(--color-primary);
  color: white;
}

.preview-bright-ba62 {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.preview-bright-ba62:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.up-9445 {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.background-ef42 {
  padding: 20px 40px;
  font-size: 1.25rem;
}

/* ============================================
   8. STATS SECTION
   ============================================ */
.article_ab56 {
  padding: var(--space-xl) 0;
  background: white;
}

.border_f8cd {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}

.status-narrow-8f4d {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.status-narrow-8f4d:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.heading_8c97 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.light_473f {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.message_c681 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* ============================================
   9. TABLE OF CONTENTS
   ============================================ */
.label-stone-847a {
  padding: var(--space-xl) 0;
  background: var(--color-bg-section);
}

.north-5c41 {
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.background_purple_d5b2 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.tabs_right_885e {
  list-style: none;
  counter-reset: toc-counter;
}

.tabs_right_885e li {
  counter-increment: toc-counter;
  margin-bottom: var(--space-sm);
}

.tabs_right_885e li a {
  display: flex;
  align-items: center;
  padding: var(--space-sm);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.tabs_right_885e li a:before {
  content: counter(toc-counter);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-primary-light);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  margin-right: var(--space-sm);
  flex-shrink: 0;
}

.tabs_right_885e li a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* ============================================
   10. CONTENT SECTIONS
   ============================================ */
.yellow-3060 {
  padding: var(--space-xxl) 0;
}

.west_1f0d {
  background: var(--color-bg-section);
}

.button_soft_cbdd {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-xl);
}

.menu_bottom_7b34 {
  display: inline-block;
  padding: 6px 16px;
  background: var(--color-primary-light);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 20px;
  margin-bottom: var(--space-md);
}

.hard-1ce7 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.menu_focused_faf4 {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.thumbnail_5940 {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--space-xl);
  width: 100%;
}

@media (max-width: 1200px) {
  .thumbnail_5940 {
    grid-template-columns: 1fr 300px;
  }
}

.container-8398 {
  max-width: 750px;
  width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.container-8398 img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container-8398 pre,
.container-8398 code {
  overflow-x: auto;
  max-width: 100%;
}

.container-8398 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin: var(--space-xl) 0 var(--space-md);
  color: var(--color-text);
}

.container-8398 h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-text);
}

.container-8398 h5 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.container-8398 p {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.container-8398 ul,
.container-8398 ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.container-8398 li {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.container-8398 strong {
  font-weight: 600;
  color: var(--color-text);
}

.container-8398 a {
  color: var(--color-primary);
  text-decoration: underline;
}

.container-8398 a:hover {
  color: var(--color-primary-dark);
}

.grid_top_3f6c {
  counter-reset: list-counter;
  list-style: none;
  padding-left: 0;
}

.grid_top_3f6c li {
  counter-increment: list-counter;
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: var(--space-md);
}

.grid_top_3f6c li:before {
  content: counter(list-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
}

@media (max-width: 968px) {
  .thumbnail_5940 {
    grid-template-columns: 1fr;
  }
  
  .hard-1ce7 {
    font-size: 1.75rem;
  }
  
  .container-8398 {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .hard-1ce7 {
    font-size: 1.5rem;
  }
  
  .container-8398 h3 {
    font-size: 1.375rem;
  }
  
  .container-8398 h4 {
    font-size: 1.125rem;
  }
}

/* ============================================
   11. INFO BOXES
   ============================================ */
.up_8d19 {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  border-left: 4px solid;
}

.solid-a6c1 {
  background: #fff3e0;
  border-color: var(--color-warning);
}

.middle_a0da {
  background: #e3f2fd;
  border-color: var(--color-primary);
}

.item_fb68 {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.center_e96a strong {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

/* ============================================
   12. AUTHOR NOTE
   ============================================ */
.progress_7f98 {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: #f1f8ff;
  border: 2px solid #0366d6;
  border-radius: var(--radius-lg);
  margin: var(--space-xl) 0;
}

.label_fast_b07b {
  flex-shrink: 0;
}

.hard-7b16 strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

/* ============================================
   13. TABLES
   ============================================ */
.focus_642b {
  overflow-x: auto;
  margin: var(--space-lg) 0;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .focus_642b {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
    border-radius: 0;
  }
}

.stone-b3a5,
.search-eb3a,
.preview-f4e4 {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.stone-b3a5 thead,
.search-eb3a thead {
  background: var(--color-primary);
  color: white;
}

.stone-b3a5 th,
.stone-b3a5 td,
.search-eb3a th,
.search-eb3a td,
.preview-f4e4 th,
.preview-f4e4 td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .stone-b3a5 th,
  .stone-b3a5 td,
  .search-eb3a th,
  .search-eb3a td,
  .preview-f4e4 th,
  .preview-f4e4 td {
    padding: var(--space-sm);
    font-size: 0.875rem;
  }
  
  .stone-b3a5,
  .search-eb3a,
  .preview-f4e4 {
    min-width: 600px;
  }
}

.stone-b3a5 th,
.search-eb3a th,
.preview-f4e4 th {
  font-weight: 600;
}

.stone-b3a5 tbody tr:hover,
.search-eb3a tbody tr:hover,
.preview-f4e4 tbody tr:hover {
  background: var(--color-bg-alt);
}

.soft_c2a7 {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-style: italic;
  margin-top: var(--space-sm);
}

/* ============================================
   14. SIDEBAR
   ============================================ */
.image-f788 {
  position: sticky;
  top: 80px;
  align-self: start;
}

.item_active_3b65 {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}

.item_active_3b65 h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.simple_59d6 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.simple_59d6 h4 {
  color: white;
}

.gas_a77d {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.primary_stone_eb50 {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.primary_stone_eb50:last-child {
  border-bottom: none;
}

.primary_stone_eb50 dt {
  font-weight: 600;
  color: var(--color-text-light);
}

.primary_stone_eb50 dd {
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
}

.frame-bright-52d9 {
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  word-break: break-all;
}

.menu_1d9b {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-md);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.menu_1d9b:hover {
  text-decoration: underline;
}

.menu_outer_39f6 {
  text-align: center;
  margin-bottom: var(--space-md);
}

.background_bottom_aaac {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-sm);
  border-radius: 50%;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.background_bottom_aaac span {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.highlight_8673 {
  font-weight: 600;
  color: white;
}

.search_c3c8 {
  list-style: none;
  padding: 0;
}

.search_c3c8 li {
  padding: var(--space-xs) 0;
}

.pagination_top_bde8 {
  color: #4caf50;
}

.overlay-8a49 {
  color: #ff9800;
}

.texture_4f11 {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.active-bd80 {
  display: grid;
  grid-template-columns: 80px 1fr 40px;
  align-items: center;
  gap: var(--space-sm);
}

.module-8440 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.west_02bf {
  height: 8px;
  background: var(--color-border-light);
  border-radius: 4px;
  overflow: hidden;
}

.slow-7041 {
  height: 100%;
  background: linear-gradient(90deg, #4caf50 0%, #8bc34a 100%);
  transition: width var(--transition-slow);
}

.light-0652 {
  font-weight: 700;
  color: var(--color-text);
  text-align: right;
}

/* ============================================
   15. FEATURE GRID
   ============================================ */
.bronze-a104 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .bronze-a104 {
    grid-template-columns: 1fr;
  }
}

.next_5541 {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
}

.next_5541:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.purple_60fb {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  opacity: 0.3;
}

.next_5541 h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.next_5541 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.heading_0317 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.highlight_8673 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.status-9034 {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-primary);
}

.frame-113e {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.frame-113e h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

/* ============================================
   16. COMPARISON & DECISION HELPER
   ============================================ */
.picture_6832 {
  max-width: 900px;
  margin: 0 auto;
}

.bright_fda8 {
  text-align: center;
  margin-bottom: var(--space-xl);
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.tag-6976 {
  margin: var(--space-xl) 0;
  overflow-x: auto;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .tag-6976 {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
  }
}

.tertiary_fd6d {
  margin-top: var(--space-xxl);
}

.tertiary_fd6d h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.tooltip-cool-eb0b {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

@media (max-width: 768px) {
  .tooltip-cool-eb0b {
    grid-template-columns: 1fr;
  }
}

.stale-3eb9 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.status_focused_55f5 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.outline_d6bf {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.stale-3eb9 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.stale-3eb9 ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-lg);
}

.stale-3eb9 li {
  padding: var(--space-xs) 0;
  color: white;
}

.stale-3eb9 .footer-67d6 {
  width: 100%;
  background: white;
}

.status_focused_55f5 .footer-67d6 {
  color: #667eea;
}

.outline_d6bf .footer-67d6 {
  color: #f5576c;
}

/* ============================================
   17. TUTORIAL / STEPS
   ============================================ */
.container_copper_f717 {
  max-width: 900px;
  margin: 0 auto;
}

.pro-3840 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-xl);
  overflow: hidden;
}

.smooth-0a40 {
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
}

.middle-e57c {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255,255,255,0.2);
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.smooth-0a40 h3 {
  margin: 0;
  font-size: 1.5rem;
  color: white;
}

.yellow-5832 {
  padding: var(--space-xl);
}

@media (max-width: 768px) {
  .smooth-0a40 {
    padding: var(--space-md);
  }
  
  .yellow-5832 {
    padding: var(--space-md);
  }
  
  .accent_selected_73d1 {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
  }
}

.frame_ff38 ol,
.frame_ff38 ul {
  margin: var(--space-md) 0;
  padding-left: var(--space-lg);
}

.frame_ff38 li {
  margin-bottom: var(--space-sm);
}

.frame_ff38 code {
  background: var(--color-bg-alt);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
}

.active-2ad1 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #fff3e0;
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-md);
}

.backdrop-wide-b90a {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #ffebee;
  border-left: 4px solid var(--color-danger);
  border-radius: var(--radius-md);
}

.accent_selected_73d1 {
  margin-top: var(--space-lg);
  text-align: center;
}

.accent_selected_73d1 img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.modal-8bd9,
.easy-9b6e,
.top-239c,
.photo-b04c {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.banner_fast_e14c {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.breadcrumb-de3d {
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.medium_117f {
  display: block;
  padding: var(--space-sm);
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  word-break: break-all;
  overflow-wrap: break-word;
  margin: var(--space-sm) 0;
}

@media (max-width: 480px) {
  .medium_117f {
    font-size: 0.625rem;
  }
}

.layout-motion-e345 {
  padding: 8px 16px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
}

.layout-motion-e345:hover {
  background: var(--color-primary-dark);
}

.current-54d8 {
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  text-align: center;
}

.current-54d8 h4 {
  margin-bottom: var(--space-md);
}

.tabs_e330 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ============================================
   18. SECURITY SECTION
   ============================================ */
.wide_e3b1 {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  font-size: 1.125rem;
  text-align: center;
  color: var(--color-text-light);
}

.status_b24a {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .status_b24a {
    grid-template-columns: 1fr;
  }
}

.old-2cf2 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid;
}

.sidebar-d4b1 {
  border-color: var(--color-success);
}

.feature-dark-e558 {
  border-color: var(--color-warning);
}

.middle_2a39 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.sidebar-d4b1 .middle_2a39 {
  background: #e8f5e9;
  color: var(--color-success);
}

.feature-dark-e558 .middle_2a39 {
  background: #fff3e0;
  color: var(--color-warning);
}

.old-2cf2 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

.old-2cf2 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.accordion_79f1 {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.video_prev_3a32 {
  margin: var(--space-xxl) 0;
}

.video_prev_3a32 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-md);
}

.video_prev_3a32 > p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.caption-top-9de3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .caption-top-9de3 {
    grid-template-columns: 1fr;
  }
}

.full-bf45 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.full-bf45 h4 {
  margin-bottom: var(--space-md);
  font-size: 1.125rem;
  color: var(--color-primary);
}

.east_79c4 {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  cursor: pointer;
}

.east_79c4 input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 4px;
  cursor: pointer;
}

.black_00a0 {
  margin-top: var(--space-xxl);
}

.layout-bdec {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.focus-04fe {
  text-align: center;
}

.card-focused-981d {
  width: 180px;
  height: 180px;
  margin: 0 auto var(--space-md);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
}

.pagination-fixed-9f16 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: white;
}

.card-focused-981d .highlight_8673 {
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
}

.status_hot_81a2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.box_slow_eaee p {
  margin-bottom: var(--space-md);
}

.aside_04eb {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .layout-bdec {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   19. REVIEW SECTION
   ============================================ */
.column_tall_aeaa {
  max-width: 600px;
  margin: 0 auto var(--space-xxl);
}

.outline_pink_8e05 {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.tooltip_black_6977 {
  margin-bottom: var(--space-xl);
}

.silver-6847 {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}

.disabled-blue-946c {
  font-size: 2rem;
  color: #ffa000;
  letter-spacing: 4px;
  margin: var(--space-sm) 0;
}

.accordion_a909 {
  color: var(--color-text-light);
}

.tiny-42bd {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.column_rough_8cf2 {
  display: grid;
  grid-template-columns: 40px 1fr 50px;
  align-items: center;
  gap: var(--space-sm);
}

.next-96fd {
  font-weight: 600;
  color: var(--color-text);
}

.label-2ef6 {
  height: 12px;
  background: var(--color-border-light);
  border-radius: 6px;
  overflow: hidden;
}

.primary_thick_189c {
  height: 100%;
  background: linear-gradient(90deg, #ffa000 0%, #ff6f00 100%);
  transition: width var(--transition-slow);
}

.modal-704a {
  text-align: right;
  font-weight: 600;
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.description-hard-8e54 {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.text-cool-ab55 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-xl);
}

.banner_wide_1e36 {
  border: 2px solid #4caf50;
}

.status_f7f4 {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  gap: var(--space-md);
}

.filter_79fa {
  display: flex;
  gap: var(--space-md);
  flex: 1;
}

.modal_269a {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.highlight-c279 {
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.easy_2940 {
  display: inline-block;
  padding: 2px 8px;
  background: #4caf50;
  color: white;
  font-size: 0.75rem;
  border-radius: 10px;
  margin-left: 8px;
}

.frame_e889 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.thick-4171 {
  text-align: right;
}

.thick-4171 .purple-eb4d {
  color: #ffa000;
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.blue_179d {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.badge-e020 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
  color: var(--color-text);
}

.badge-e020 p {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.preview-mini-2ad7 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

.gallery_9bed {
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
}

.thumbnail-mini-0eef {
  background: #e8f5e9;
  color: #2e7d32;
}

.copper_3fe2 {
  background: #e3f2fd;
  color: #1565c0;
}

.border-easy-d04e {
  background: #fff3e0;
  color: #e65100;
}

.article-8c40 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.article-8c40 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.north-b82e {
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.north-b82e:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.button_8a15 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.lite-eab2 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.lite-eab2 strong {
  color: var(--color-primary);
}

.hidden_83d5 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.hero_slow_fb37 {
  text-align: center;
  margin-top: var(--space-xl);
}

/* ============================================
   20. FAQ SECTION
   ============================================ */
.hidden-6a7a {
  max-width: 900px;
  margin: 0 auto;
}

.list-glass-d24f {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.frame-north-75a7 {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: transparent;
  border: none;
  text-align: left;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  transition: var(--transition-fast);
}

.frame-north-75a7:hover {
  background: var(--color-bg-alt);
}

.pagination-d34b {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.frame-north-75a7[aria-expanded="true"] .pagination-d34b {
  transform: rotate(180deg);
}

.last-4881 {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

.last-4881 h5 {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.last-4881 ul,
.last-4881 ol {
  margin: var(--space-sm) 0;
  padding-left: var(--space-lg);
}

.last-4881 li {
  margin-bottom: var(--space-xs);
}

.hard_fa50 {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.cool_7d2b {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: #9cdcfe;
}

.hard_fa50 code {
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.5;
}

/* ============================================
   21. CONCLUSION SECTION
   ============================================ */
.tall_56dd {
  max-width: 800px;
  margin: 0 auto var(--space-xxl);
  text-align: center;
}

.hover-ff6f {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.border-18d9 {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4caf50 0%, #2e7d32 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
}

.alert-pro-10eb {
  padding: 12px 24px;
  background: #4caf50;
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 30px;
  box-shadow: var(--shadow-md);
}

.inner_e791 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .inner_e791 {
    grid-template-columns: 1fr;
  }
}

.feature-d1a5,
.summary-86f7 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.feature-d1a5 {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

.summary-86f7 {
  background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
}

.feature-d1a5 h4,
.summary-86f7 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.feature-d1a5 ul,
.summary-86f7 ul {
  list-style: none;
  padding: 0;
}

.feature-d1a5 li,
.summary-86f7 li {
  padding: var(--space-sm) 0;
  line-height: 1.6;
}

.highlight-66c3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .highlight-66c3 {
    grid-template-columns: 1fr;
  }
}

.text-21c4 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.warm-75e4 {
  background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
  color: white;
}

.white-888c {
  background: linear-gradient(135deg, #f44336 0%, #e57373 100%);
  color: white;
}

.text-21c4 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.text-21c4 ul {
  list-style: none;
  padding: 0;
}

.text-21c4 li {
  padding: var(--space-xs) 0;
  color: white;
}

.secondary_bronze_d88b {
  max-width: 800px;
  margin: var(--space-xxl) auto;
}

.secondary_bronze_d88b h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.secondary_bronze_d88b p {
  margin-bottom: var(--space-md);
  color: var(--color-text-light);
  line-height: 1.8;
}

.grid_soft_5a77 {
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
}

.hard-600e {
  font-style: italic;
}

.purple_509c {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.selected_a60d {
  margin-top: var(--space-xxl);
  padding: var(--space-xxl);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-xl);
  text-align: center;
  color: white;
}

.selected_a60d h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: white;
}

.selected_a60d p {
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
  color: rgba(255,255,255,0.9);
}

.badge_5cd7 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* ============================================
   22. RELATED CONTENT
   ============================================ */
.inner_adac {
  padding: var(--space-xxl) 0;
  background: var(--color-bg-section);
}

.blue_90d6 {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.overlay_86a1 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .overlay_86a1 {
    grid-template-columns: 1fr;
  }
}

.hidden_hard_f07d {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: var(--transition-base);
}

.hidden_hard_f07d:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.alert_clean_77d0 {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.hidden_hard_f07d h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.hidden_hard_f07d p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* ============================================
   23. FOOTER
   ============================================ */
.primary-tall-5828 {
  background: #212121;
  color: #e0e0e0;
  padding: var(--space-xxl) 0 var(--space-lg);
}

.header-8131 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (max-width: 768px) {
  .header-8131 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.message_ee6b h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
}

.button_thick_5e9f p {
  color: #b0b0b0;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.alert_9aeb {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.alert_9aeb .sidebar_bright_f016 {
  color: #4caf50;
  font-size: 0.875rem;
}

.image_c09b {
  list-style: none;
  padding: 0;
}

.image_c09b li {
  margin-bottom: var(--space-xs);
}

.image_c09b a {
  color: #b0b0b0;
  text-decoration: none;
  transition: var(--transition-fast);
}

.image_c09b a:hover {
  color: white;
}

.tooltip-simple-c427 {
  list-style: none;
  padding: 0;
}

.tooltip-simple-c427 li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: #b0b0b0;
}

.tooltip-simple-c427 a {
  color: #b0b0b0;
  text-decoration: none;
}

.tooltip-simple-c427 a:hover {
  color: white;
}

.pressed-000f {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  border-top: 1px solid #424242;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.tooltip-yellow-428b p {
  font-size: 0.875rem;
  color: #808080;
  margin-bottom: var(--space-xs);
}

.tooltip-yellow-428b a {
  color: #4caf50;
  text-decoration: none;
}

.popup_88af {
  font-size: 0.75rem;
  color: #666666;
}

.heading_68d8 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: #808080;
}

.label_out_d4c7 {
  color: var(--color-primary-light);
  text-decoration: none;
  font-weight: 600;
}

.label_out_d4c7:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .pressed-000f {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   24. RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 1200px) {
  :root {
    font-size: 15px;
  }
}

@media (max-width: 968px) {
  :root {
    --space-xxl: 3rem;
  }
  
  .advanced-9ec7 {
    font-size: 2rem;
  }
  
  .hard-1ce7 {
    font-size: 1.75rem;
  }
  
  /* Ensure all grids are single column */
  .small_2ef8,
  .thumbnail_5940 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 14px;
    --space-xl: 2rem;
    --space-xxl: 2.5rem;
  }
  
  .bronze-a104,
  .status_b24a,
  .tooltip-cool-eb0b,
  .caption-top-9de3,
  .inner_e791,
  .highlight-66c3,
  .overlay_86a1,
  .header-8131 {
    grid-template-columns: 1fr;
  }
  
  .border_f8cd {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Mobile-specific adjustments */
  .yellow-3060 {
    padding: var(--space-lg) 0;
  }
  
  .tabs_right_885e li a {
    font-size: 0.875rem;
    padding: var(--space-xs);
  }
  
  .tabs_right_885e li a:before {
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
  }
  
  /* Improve mobile readability */
  p, li {
    font-size: 0.9375rem;
  }
  
  /* Better touch targets */
  .footer-67d6 {
    min-height: 44px;
  }
  
  /* Optimize images for mobile */
  img {
    height: auto;
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  :root {
    --space-lg: 1.5rem;
    --space-xl: 1.75rem;
    --space-xxl: 2rem;
  }
  
  .border_f8cd {
    grid-template-columns: 1fr;
  }
  
  .tiny_c9d6,
  .badge_5cd7,
  .tabs_e330 {
    flex-direction: column;
    width: 100%;
  }
  
  .up-9445,
  .background-ef42,
  .tiny_c9d6 .footer-67d6,
  .badge_5cd7 .footer-67d6 {
    width: 100%;
  }
  
  /* Smaller font sizes for very small screens */
  .advanced-9ec7 {
    font-size: 1.5rem;
    line-height: 1.3;
  }
  
  .hard-1ce7 {
    font-size: 1.375rem;
  }
  
  .heading_8c97 {
    font-size: 2rem;
  }
  
  /* Reduce padding on small screens */
  .status-narrow-8f4d,
  .next_5541,
  .item_active_3b65,
  .text-cool-ab55,
  .pro-3840 {
    padding: var(--space-md);
  }
  
  /* Improve code readability on mobile */
  code,
  .medium_117f {
    font-size: 0.625rem;
    word-break: break-all;
  }
  
  /* Better meta display */
  .glass_f174 {
    gap: var(--space-xs);
  }
  
  .column-clean-33ff {
    font-size: 0.75rem;
  }
  
  /* Optimize score circles */
  .background_bottom_aaac {
    width: 100px;
    height: 100px;
    font-size: 2.5rem;
  }
  
  .card-focused-981d {
    width: 150px;
    height: 150px;
  }
  
  .pagination-fixed-9f16 {
    font-size: 3rem;
  }
}

/* ============================================
   25. PRINT STYLES
   ============================================ */
@media print {
  .outline-lite-4662,
  .backdrop-c44e,
  .tiny_c9d6,
  .selected_a60d,
  .inner_adac,
  .primary-tall-5828,
  .info-b146 {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  .yellow-3060 {
    page-break-inside: avoid;
  }
}

/* css-noise: eb39 */
.cold-005a {
  padding: 0.3rem;
  font-size: 14px;
  line-height: 1.3;
}

/* css-noise: 7d07 */
.promo-block-x4 {
  padding: 0.5rem;
  font-size: 14px;
  line-height: 1.0;
}
