/* ============================================
   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)
   ============================================ */
.video_steel_d2ce {
  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;
}

.video_steel_d2ce:focus {
  top: 0;
}

/* ============================================
   3. CONTAINER & LAYOUT
   ============================================ */
.text-complex-d5c6 {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .text-complex-d5c6 {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 480px) {
  .text-complex-d5c6 {
    padding: 0 12px;
  }
}

/* Prevent horizontal overflow on all elements EXCEPT header */
*:not(.notice-down-21ab):not(header) {
  max-width: 100%;
}

/* Allow specific elements to exceed container */
html,
body,
.notice-down-21ab,
header,
.gas-2303,
.menu-hot-e77c,
.button-f2bc,
.active-prev-3a6b,
.progress-black-3924,
.article_4a5b,
.easy-76c7 {
  max-width: none;
}

/* 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
   ============================================ */
.notice-down-21ab {
  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);
}

.filter-61e2 {
  animation: slideDown 0.3s ease-out;
}

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

/* Scrolled state */
.notice-down-21ab.smooth-f9cd {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 1);
}

.column-c0c8 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  gap: var(--space-md);
}

.popup-0f4c {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.highlight-34eb img {
  height: 36px;
  width: auto;
  display: block;
}

.disabled-63c6 {
  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;
}

.tabs-soft-f029 {
  flex: 1;
}

.thumbnail-stone-a69c {
  display: flex;
  list-style: none;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
}

.bronze_4de4 {
  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);
}

.bronze_4de4:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.bronze_4de4.fn-active-b71b {
  background: var(--color-primary);
  color: white;
}

/* Dropdown Navigation */
.column_south_3d76 {
  position: relative;
}

.hidden_small_da21 {
  display: flex;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

.hidden_small_da21 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） */
.column_south_3d76:hover .hidden_small_da21 svg,
.hidden_small_da21[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.gradient_5b68 {
  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 */
.column_south_3d76:hover .gradient_5b68 {
  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 */
.gradient_5b68::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
  background: transparent;
}

.frame-solid-f662 {
  display: block;
  padding: 10px 20px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.frame-solid-f662: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 */
.frame-solid-f662[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.green-91d8 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Header Login Button */
.left-c1f4 {
  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;
}

.left-c1f4:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
  transform: translateY(-1px);
}

.left-c1f4 svg {
  flex-shrink: 0;
}

/* Header Download Button */
.paragraph-wood-dd2e {
  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;
}

.paragraph-wood-dd2e: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);
}

.paragraph-wood-dd2e svg {
  flex-shrink: 0;
  animation: bounce 2s infinite;
}

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

.stone_d724 {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
}

.up-7ded {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-base);
}

/* Hamburger animation when active */
.stone_d724[aria-expanded="true"] .up-7ded:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.stone_d724[aria-expanded="true"] .up-7ded:nth-child(2) {
  opacity: 0;
}

.stone_d724[aria-expanded="true"] .up-7ded:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation Menu */
@media (max-width: 1100px) {
  .tabs-soft-f029 {
    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 */
  }

  .tabs-soft-f029::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Edge(Chromium) */
  }
  
  .tabs-soft-f029.white_d2b0 {
    display: block;
    right: 0;
  }
  
  .thumbnail-stone-a69c {
    flex-direction: column;
    gap: 0;
  }
  
  .bronze_4de4 {
    display: block;
    padding: 16px 24px;
    border-radius: 0;
    border-bottom: 1px solid var(--color-border-light);
  }
  
  /* Mobile overlay */
  .tabs-soft-f029::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;
  }
  
  .tabs-soft-f029.white_d2b0::before {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 1100px) {
  .tabs-soft-f029 {
    display: none;
  }
  
  .stone_d724 {
    display: flex;
  }
  
  .disabled-63c6 {
    display: none;
  }
  
  /* Adjust header buttons on tablet */
  .left-c1f4,
  .paragraph-wood-dd2e {
    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 */
  .column_south_3d76 {
    position: relative;
  }
  
  .gradient_5b68 {
    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;
  }
  
  .hidden_small_da21[aria-expanded="true"] + .gradient_5b68 {
    max-height: 320px; /* 足够容纳所有子项，展开时自然撑开 */
    margin-top: 8px;
  }
  
  .frame-solid-f662 {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  /* Stack buttons vertically or hide login on small screens */
  .green-91d8 {
    gap: 8px;
  }
  
  .left-c1f4 {
    display: none;
  }
  
  .paragraph-wood-dd2e {
    padding: 8px 16px;
    font-size: 0.875rem;
  }
  
  .highlight-34eb img {
    height: 32px;
    width: auto;
  }
}

@media (max-width: 480px) {
  .paragraph-wood-dd2e {
    padding: 6px 12px;
    font-size: 0.8125rem;
  }
  
  .paragraph-wood-dd2e svg {
    width: 14px;
    height: 14px;
  }
  
  .column-c0c8 {
    gap: var(--space-sm);
  }
}

/* ============================================
   5. ARTICLE META BANNER
   ============================================ */
.gas-2303 {
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

.accent-dim-03a2 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.title-white-f43e {
  display: flex;
  align-items: center;
  gap: 6px;
}

.title-white-f43e svg {
  flex-shrink: 0;
}

.title-white-f43e a {
  color: var(--color-primary);
  text-decoration: none;
}

.title-white-f43e a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .accent-dim-03a2 {
    font-size: 0.8125rem;
    gap: var(--space-sm);
  }
}

/* ============================================
   6. HERO SECTION
   ============================================ */
.menu-hot-e77c {
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
}

.link_prev_b195 {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-xl);
  align-items: center;
  width: 100%;
}

@media (max-width: 1024px) {
  .link_prev_b195 {
    grid-template-columns: 1fr 350px;
    gap: var(--space-lg);
  }
}

.right_5711 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.right_5711 a {
  color: var(--color-primary);
  text-decoration: none;
}

.right_5711 a:hover {
  text-decoration: underline;
}

.texture-b8d1 {
  color: var(--color-text-lighter);
}

.frame-7c5d {
  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) {
  .frame-7c5d {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .frame-7c5d {
    font-size: 1.5rem;
  }
}

.list-south-3e04 {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.detail-881b {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .detail-881b {
    grid-template-columns: 1fr;
  }
}

.heading_advanced_7454 {
  display: flex;
  gap: var(--space-sm);
}

.module-pro-2bcd {
  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;
}

.pagination-thick-5361 {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pagination-thick-5361 strong {
  font-weight: 600;
  color: var(--color-text);
}

.pagination-thick-5361 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.preview-prev-e52f {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.border_lower_0827 {
  display: flex;
  align-items: center;
  justify-content: center;
}

.caption-prev-c2aa {
  position: relative;
  text-align: center;
}

.caption-prev-c2aa img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.card-7b93 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.pattern-black-cf2a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.light_7e53 {
  color: #ffa000;
  font-size: 1.25rem;
  letter-spacing: 2px;
}

.card-ab47 {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.up-0033 {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.progress-hot-3f76 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 968px) {
  .link_prev_b195 {
    grid-template-columns: 1fr;
  }
  
  .frame-7c5d {
    font-size: 1.75rem;
  }
  
  .border_lower_0827 {
    order: -1;
    max-width: 100%;
  }
  
  .caption-prev-c2aa {
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .frame-7c5d {
    font-size: 1.5rem;
  }
  
  .list-south-3e04 {
    font-size: 1rem;
  }
  
  .right_5711 {
    font-size: 0.8125rem;
    flex-wrap: wrap;
  }
  
  .caption-prev-c2aa {
    max-width: 250px;
  }
}

/* ============================================
   7. BUTTONS
   ============================================ */
.under_3258 {
  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;
}

.component_west_02cb {
  background: var(--color-primary);
  color: white;
}

.component_west_02cb:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.huge_340f {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.huge_340f:hover {
  background: var(--color-primary);
  color: white;
}

.dynamic_b989 {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.dynamic_b989:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.tooltip_gas_c7c0 {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.video_advanced_1bc9 {
  padding: 20px 40px;
  font-size: 1.25rem;
}

/* ============================================
   8. STATS SECTION
   ============================================ */
.button-f2bc {
  padding: var(--space-xl) 0;
  background: white;
}

.list-d767 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}

.slow_0278 {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.slow_0278:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.block_north_7e5f {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.dynamic-2c61 {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.status-fe98 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* ============================================
   9. TABLE OF CONTENTS
   ============================================ */
.active-prev-3a6b {
  padding: var(--space-xl) 0;
  background: var(--color-bg-section);
}

.notification-fresh-404c {
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.icon_large_36e7 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.highlight-d10c {
  list-style: none;
  counter-reset: toc-counter;
}

.highlight-d10c li {
  counter-increment: toc-counter;
  margin-bottom: var(--space-sm);
}

.highlight-d10c 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);
}

.highlight-d10c 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;
}

.highlight-d10c li a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* ============================================
   10. CONTENT SECTIONS
   ============================================ */
.progress-black-3924 {
  padding: var(--space-xxl) 0;
}

.badge_0938 {
  background: var(--color-bg-section);
}

.easy-cba6 {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-xl);
}

.mask-outer-d70e {
  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);
}

.backdrop_upper_bc15 {
  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);
}

.accent-ac14 {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.badge-complex-0401 {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--space-xl);
  width: 100%;
}

@media (max-width: 1200px) {
  .badge-complex-0401 {
    grid-template-columns: 1fr 300px;
  }
}

.hero-pressed-f47a {
  max-width: 750px;
  width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.hero-pressed-f47a img {
  max-width: 100%;
  height: auto;
  display: block;
}

.hero-pressed-f47a pre,
.hero-pressed-f47a code {
  overflow-x: auto;
  max-width: 100%;
}

.hero-pressed-f47a 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);
}

.hero-pressed-f47a h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-text);
}

.hero-pressed-f47a h5 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.hero-pressed-f47a p {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.hero-pressed-f47a ul,
.hero-pressed-f47a ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.hero-pressed-f47a li {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.hero-pressed-f47a strong {
  font-weight: 600;
  color: var(--color-text);
}

.hero-pressed-f47a a {
  color: var(--color-primary);
  text-decoration: underline;
}

.hero-pressed-f47a a:hover {
  color: var(--color-primary-dark);
}

.aside-3c25 {
  counter-reset: list-counter;
  list-style: none;
  padding-left: 0;
}

.aside-3c25 li {
  counter-increment: list-counter;
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: var(--space-md);
}

.aside-3c25 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) {
  .badge-complex-0401 {
    grid-template-columns: 1fr;
  }
  
  .backdrop_upper_bc15 {
    font-size: 1.75rem;
  }
  
  .hero-pressed-f47a {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .backdrop_upper_bc15 {
    font-size: 1.5rem;
  }
  
  .hero-pressed-f47a h3 {
    font-size: 1.375rem;
  }
  
  .hero-pressed-f47a h4 {
    font-size: 1.125rem;
  }
}

/* ============================================
   11. INFO BOXES
   ============================================ */
.link_dc34 {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  border-left: 4px solid;
}

.narrow-12b5 {
  background: #fff3e0;
  border-color: var(--color-warning);
}

.dropdown-bf44 {
  background: #e3f2fd;
  border-color: var(--color-primary);
}

.tiny-7088 {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.under-b5cb strong {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

/* ============================================
   12. AUTHOR NOTE
   ============================================ */
.hidden_new_c951 {
  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;
}

.article_over_733d {
  flex-shrink: 0;
}

.black_2491 strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

/* ============================================
   13. TABLES
   ============================================ */
.block_9093 {
  overflow-x: auto;
  margin: var(--space-lg) 0;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .block_9093 {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
    border-radius: 0;
  }
}

.border_wide_a09d,
.hidden-962e,
.prev_fa16 {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.border_wide_a09d thead,
.hidden-962e thead {
  background: var(--color-primary);
  color: white;
}

.border_wide_a09d th,
.border_wide_a09d td,
.hidden-962e th,
.hidden-962e td,
.prev_fa16 th,
.prev_fa16 td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .border_wide_a09d th,
  .border_wide_a09d td,
  .hidden-962e th,
  .hidden-962e td,
  .prev_fa16 th,
  .prev_fa16 td {
    padding: var(--space-sm);
    font-size: 0.875rem;
  }
  
  .border_wide_a09d,
  .hidden-962e,
  .prev_fa16 {
    min-width: 600px;
  }
}

.border_wide_a09d th,
.hidden-962e th,
.prev_fa16 th {
  font-weight: 600;
}

.border_wide_a09d tbody tr:hover,
.hidden-962e tbody tr:hover,
.prev_fa16 tbody tr:hover {
  background: var(--color-bg-alt);
}

.avatar_4fac {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-style: italic;
  margin-top: var(--space-sm);
}

/* ============================================
   14. SIDEBAR
   ============================================ */
.hard_f288 {
  position: sticky;
  top: 80px;
  align-self: start;
}

.notice-out-5b64 {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}

.notice-out-5b64 h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.pagination_a177 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.pagination_a177 h4 {
  color: white;
}

.sort-red-9b07 {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.button-2bcc {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.button-2bcc:last-child {
  border-bottom: none;
}

.button-2bcc dt {
  font-weight: 600;
  color: var(--color-text-light);
}

.button-2bcc dd {
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
}

.hot_4fa7 {
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  word-break: break-all;
}

.green-11e4 {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-md);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.green-11e4:hover {
  text-decoration: underline;
}

.filter-bronze-6f00 {
  text-align: center;
  margin-bottom: var(--space-md);
}

.paper-dd85 {
  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);
}

.paper-dd85 span {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.mask-85b0 {
  font-weight: 600;
  color: white;
}

.modal-1163 {
  list-style: none;
  padding: 0;
}

.modal-1163 li {
  padding: var(--space-xs) 0;
}

.highlight_hard_354c {
  color: #4caf50;
}

.icon-5ce1 {
  color: #ff9800;
}

.old_e246 {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.shade-60d8 {
  display: grid;
  grid-template-columns: 80px 1fr 40px;
  align-items: center;
  gap: var(--space-sm);
}

.component-full-a325 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.focus-fb89 {
  height: 8px;
  background: var(--color-border-light);
  border-radius: 4px;
  overflow: hidden;
}

.dim_e390 {
  height: 100%;
  background: linear-gradient(90deg, #4caf50 0%, #8bc34a 100%);
  transition: width var(--transition-slow);
}

.down-f43f {
  font-weight: 700;
  color: var(--color-text);
  text-align: right;
}

/* ============================================
   15. FEATURE GRID
   ============================================ */
.east_cd6c {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .east_cd6c {
    grid-template-columns: 1fr;
  }
}

.aside_add6 {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
}

.aside_add6:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.badge_3bdd {
  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;
}

.aside_add6 h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.aside_add6 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.popup-mini-a5bb {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.mask-85b0 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.in-c38c {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-primary);
}

.surface_59c7 {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.surface_59c7 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

/* ============================================
   16. COMPARISON & DECISION HELPER
   ============================================ */
.info-pink-14fb {
  max-width: 900px;
  margin: 0 auto;
}

.element-in-e861 {
  text-align: center;
  margin-bottom: var(--space-xl);
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.outline_890e {
  margin: var(--space-xl) 0;
  overflow-x: auto;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .outline_890e {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
  }
}

.accent-f529 {
  margin-top: var(--space-xxl);
}

.accent-f529 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.tooltip_focused_0acf {
  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_focused_0acf {
    grid-template-columns: 1fr;
  }
}

.liquid-513b {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.gallery_narrow_f44f {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.paper_70ad {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.liquid-513b h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.liquid-513b ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-lg);
}

.liquid-513b li {
  padding: var(--space-xs) 0;
  color: white;
}

.liquid-513b .under_3258 {
  width: 100%;
  background: white;
}

.gallery_narrow_f44f .under_3258 {
  color: #667eea;
}

.paper_70ad .under_3258 {
  color: #f5576c;
}

/* ============================================
   17. TUTORIAL / STEPS
   ============================================ */
.pro-3757 {
  max-width: 900px;
  margin: 0 auto;
}

.disabled-paper-6c22 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-xl);
  overflow: hidden;
}

.primary_brown_84d5 {
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
}

.fixed-9154 {
  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);
}

.primary_brown_84d5 h3 {
  margin: 0;
  font-size: 1.5rem;
  color: white;
}

.outline-dim-3cd5 {
  padding: var(--space-xl);
}

@media (max-width: 768px) {
  .primary_brown_84d5 {
    padding: var(--space-md);
  }
  
  .outline-dim-3cd5 {
    padding: var(--space-md);
  }
  
  .search_14ae {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
  }
}

.heading_hard_6d1a ol,
.heading_hard_6d1a ul {
  margin: var(--space-md) 0;
  padding-left: var(--space-lg);
}

.heading_hard_6d1a li {
  margin-bottom: var(--space-sm);
}

.heading_hard_6d1a code {
  background: var(--color-bg-alt);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
}

.nav_first_871f {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #fff3e0;
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-md);
}

.mini_696a {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #ffebee;
  border-left: 4px solid var(--color-danger);
  border-radius: var(--radius-md);
}

.search_14ae {
  margin-top: var(--space-lg);
  text-align: center;
}

.search_14ae img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.list_e0e4,
.panel_complex_2a92,
.summary-8ee8,
.picture_4ebe {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.thumbnail-right-ce57 {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.disabled_liquid_024d {
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.orange-8d73 {
  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) {
  .orange-8d73 {
    font-size: 0.625rem;
  }
}

.dim-1bb4 {
  padding: 8px 16px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
}

.dim-1bb4:hover {
  background: var(--color-primary-dark);
}

.cold_620b {
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  text-align: center;
}

.cold_620b h4 {
  margin-bottom: var(--space-md);
}

.hover_d170 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ============================================
   18. SECURITY SECTION
   ============================================ */
.slow_72ae {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  font-size: 1.125rem;
  text-align: center;
  color: var(--color-text-light);
}

.shade_8381 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .shade_8381 {
    grid-template-columns: 1fr;
  }
}

.paragraph_smooth_10cc {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid;
}

.picture-current-5d87 {
  border-color: var(--color-success);
}

.search_572c {
  border-color: var(--color-warning);
}

.notice_444b {
  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);
}

.picture-current-5d87 .notice_444b {
  background: #e8f5e9;
  color: var(--color-success);
}

.search_572c .notice_444b {
  background: #fff3e0;
  color: var(--color-warning);
}

.paragraph_smooth_10cc h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

.paragraph_smooth_10cc p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

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

.form-9d3a {
  margin: var(--space-xxl) 0;
}

.form-9d3a h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-md);
}

.form-9d3a > p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.search_4ec5 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .search_4ec5 {
    grid-template-columns: 1fr;
  }
}

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

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

.icon_huge_a32f {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  cursor: pointer;
}

.icon_huge_a32f input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 4px;
  cursor: pointer;
}

.brown_9140 {
  margin-top: var(--space-xxl);
}

.heading_f57b {
  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);
}

.input-8b9a {
  text-align: center;
}

.black_c47f {
  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);
}

.module_top_4510 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: white;
}

.black_c47f .mask-85b0 {
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
}

.mask_brown_c185 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.container-9a81 p {
  margin-bottom: var(--space-md);
}

.popup-6e31 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .heading_f57b {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   19. REVIEW SECTION
   ============================================ */
.modal_glass_fa41 {
  max-width: 600px;
  margin: 0 auto var(--space-xxl);
}

.table-3290 {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.outline_rough_53cf {
  margin-bottom: var(--space-xl);
}

.card_right_7311 {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}

.warm-77b0 {
  font-size: 2rem;
  color: #ffa000;
  letter-spacing: 4px;
  margin: var(--space-sm) 0;
}

.detail_4d2f {
  color: var(--color-text-light);
}

.right_6151 {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.secondary_7e81 {
  display: grid;
  grid-template-columns: 40px 1fr 50px;
  align-items: center;
  gap: var(--space-sm);
}

.paper_a7d5 {
  font-weight: 600;
  color: var(--color-text);
}

.inner_4304 {
  height: 12px;
  background: var(--color-border-light);
  border-radius: 6px;
  overflow: hidden;
}

.mask_yellow_2bee {
  height: 100%;
  background: linear-gradient(90deg, #ffa000 0%, #ff6f00 100%);
  transition: width var(--transition-slow);
}

.link_5dca {
  text-align: right;
  font-weight: 600;
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.silver-d871 {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.next-d748 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-xl);
}

.smooth-3f2f {
  border: 2px solid #4caf50;
}

.thumbnail_glass_6155 {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  gap: var(--space-md);
}

.slider_hard_a51b {
  display: flex;
  gap: var(--space-md);
  flex: 1;
}

.outline-31d9 {
  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;
}

.card-0e41 {
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.accent-6611 {
  display: inline-block;
  padding: 2px 8px;
  background: #4caf50;
  color: white;
  font-size: 0.75rem;
  border-radius: 10px;
  margin-left: 8px;
}

.section_cool_0f81 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.hidden_5077 {
  text-align: right;
}

.hidden_5077 .tooltip_medium_3c3c {
  color: #ffa000;
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.bottom-d256 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.primary-action-e66f h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
  color: var(--color-text);
}

.primary-action-e66f p {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.primary-rough-81a1 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

.menu_f49a {
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
}

.feature_4346 {
  background: #e8f5e9;
  color: #2e7d32;
}

.active_top_2d72 {
  background: #e3f2fd;
  color: #1565c0;
}

.mini-bfa9 {
  background: #fff3e0;
  color: #e65100;
}

.heading_center_cc8a {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.heading_center_cc8a span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.up-8a83 {
  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);
}

.up-8a83:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.card-da0b {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.modal_89f1 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.modal_89f1 strong {
  color: var(--color-primary);
}

.tertiary_a18e {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.lower_d02a {
  text-align: center;
  margin-top: var(--space-xl);
}

/* ============================================
   20. FAQ SECTION
   ============================================ */
.accent_pink_cb5d {
  max-width: 900px;
  margin: 0 auto;
}

.article-simple-7f66 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.chip-lower-46a8 {
  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);
}

.chip-lower-46a8:hover {
  background: var(--color-bg-alt);
}

.logo-3451 {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.chip-lower-46a8[aria-expanded="true"] .logo-3451 {
  transform: rotate(180deg);
}

.accent_paper_6abf {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

.accent_paper_6abf h5 {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.accent_paper_6abf ul,
.accent_paper_6abf ol {
  margin: var(--space-sm) 0;
  padding-left: var(--space-lg);
}

.accent_paper_6abf li {
  margin-bottom: var(--space-xs);
}

.block_hot_209e {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.section_8b5a {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: #9cdcfe;
}

.block_hot_209e code {
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.5;
}

/* ============================================
   21. CONCLUSION SECTION
   ============================================ */
.rough-c967 {
  max-width: 800px;
  margin: 0 auto var(--space-xxl);
  text-align: center;
}

.top_9d15 {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.description_c0a8 {
  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);
}

.pressed_31af {
  padding: 12px 24px;
  background: #4caf50;
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 30px;
  box-shadow: var(--shadow-md);
}

.summary_d51f {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .summary_d51f {
    grid-template-columns: 1fr;
  }
}

.mask_cb6e,
.dynamic-b782 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.mask_cb6e {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

.dynamic-b782 {
  background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
}

.mask_cb6e h4,
.dynamic-b782 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.mask_cb6e ul,
.dynamic-b782 ul {
  list-style: none;
  padding: 0;
}

.mask_cb6e li,
.dynamic-b782 li {
  padding: var(--space-sm) 0;
  line-height: 1.6;
}

.left-b257 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .left-b257 {
    grid-template-columns: 1fr;
  }
}

.slow_f2ae {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.description_smooth_9e18 {
  background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
  color: white;
}

.picture-fixed-7154 {
  background: linear-gradient(135deg, #f44336 0%, #e57373 100%);
  color: white;
}

.slow_f2ae h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.slow_f2ae ul {
  list-style: none;
  padding: 0;
}

.slow_f2ae li {
  padding: var(--space-xs) 0;
  color: white;
}

.huge-74ea {
  max-width: 800px;
  margin: var(--space-xxl) auto;
}

.huge-74ea h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.huge-74ea p {
  margin-bottom: var(--space-md);
  color: var(--color-text-light);
  line-height: 1.8;
}

.slider-hard-72e6 {
  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);
}

.blue_ad10 {
  font-style: italic;
}

.stale_2d91 {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.silver_1f17 {
  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;
}

.silver_1f17 h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: white;
}

.silver_1f17 p {
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
  color: rgba(255,255,255,0.9);
}

.shadow_complex_7469 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* ============================================
   22. RELATED CONTENT
   ============================================ */
.article_4a5b {
  padding: var(--space-xxl) 0;
  background: var(--color-bg-section);
}

.link-complex-8e12 {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.form_pressed_1eb7 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .form_pressed_1eb7 {
    grid-template-columns: 1fr;
  }
}

.top-eb91 {
  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);
}

.top-eb91:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.menu-0407 {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.top-eb91 h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.top-eb91 p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* ============================================
   23. FOOTER
   ============================================ */
.easy-76c7 {
  background: #212121;
  color: #e0e0e0;
  padding: var(--space-xxl) 0 var(--space-lg);
}

.large-f89a {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

/* Footer variant: footer-content (subpages) */
.block-dirty-5070 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.top-7af9 h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
}

.top-7af9 p {
  color: #b0b0b0;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.alert-b2cd {
  list-style: none;
  padding: 0;
  margin: 0;
}

.alert-b2cd li {
  margin-bottom: var(--space-xs);
}

.alert-b2cd a {
  color: #b0b0b0;
  text-decoration: none;
  transition: var(--transition-fast);
}

.alert-b2cd a:hover {
  color: white;
}

.over_2916 {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.over_2916 a {
  color: #b0b0b0;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 6px 12px;
  border: 1px solid #424242;
  border-radius: 4px;
  transition: var(--transition-fast);
}

.over_2916 a:hover {
  color: white;
  border-color: #666;
  background: #333;
}

.form_old_3355 {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.form_old_3355 a {
  color: #808080;
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

.form_old_3355 a:hover {
  color: white;
}

.logo-4d01 > p {
  font-size: 0.875rem;
  color: #808080;
  margin: 0;
}

@media (max-width: 768px) {
  .large-f89a,
  .block-dirty-5070 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.full_4924 h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
}

.component-9917 p {
  color: #b0b0b0;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.dynamic-7974 {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.dynamic-7974 .heading_advanced_7454 {
  color: #4caf50;
  font-size: 0.875rem;
}

.over-b115 {
  list-style: none;
  padding: 0;
}

.over-b115 li {
  margin-bottom: var(--space-xs);
}

.over-b115 a {
  color: #b0b0b0;
  text-decoration: none;
  transition: var(--transition-fast);
}

.over-b115 a:hover {
  color: white;
}

.header-thick-3504 {
  list-style: none;
  padding: 0;
}

.header-thick-3504 li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: #b0b0b0;
}

.header-thick-3504 a {
  color: #b0b0b0;
  text-decoration: none;
}

.header-thick-3504 a:hover {
  color: white;
}

.logo-4d01 {
  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);
}

.top-52c6 p {
  font-size: 0.875rem;
  color: #808080;
  margin-bottom: var(--space-xs);
}

.top-52c6 a {
  color: #4caf50;
  text-decoration: none;
}

.lower-a322 {
  font-size: 0.75rem;
  color: #666666;
}

.heading_7447 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: #808080;
}

.heading_7447 a {
  color: #808080;
  text-decoration: none;
  transition: var(--transition-fast);
}

.heading_7447 a:hover {
  color: white;
}

/* Element selectors: survive CMS class obfuscation on deploy */
footer > div > div:last-child > div:last-child a {
  color: #808080;
  text-decoration: none;
  transition: var(--transition-fast);
}

footer > div > div:last-child > div:last-child a:hover {
  color: white;
}

.tag-a63d {
  color: var(--color-primary-light);
  text-decoration: none;
  font-weight: 600;
}

.tag-a63d:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .logo-4d01 {
    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;
  }
  
  .frame-7c5d {
    font-size: 2rem;
  }
  
  .backdrop_upper_bc15 {
    font-size: 1.75rem;
  }
  
  /* Ensure all grids are single column */
  .link_prev_b195,
  .badge-complex-0401 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 14px;
    --space-xl: 2rem;
    --space-xxl: 2.5rem;
  }
  
  .east_cd6c,
  .shade_8381,
  .tooltip_focused_0acf,
  .search_4ec5,
  .summary_d51f,
  .left-b257,
  .form_pressed_1eb7,
  .large-f89a,
  .block-dirty-5070 {
    grid-template-columns: 1fr;
  }
  
  .list-d767 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Mobile-specific adjustments */
  .progress-black-3924 {
    padding: var(--space-lg) 0;
  }
  
  .highlight-d10c li a {
    font-size: 0.875rem;
    padding: var(--space-xs);
  }
  
  .highlight-d10c li a:before {
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
  }
  
  /* Improve mobile readability */
  p, li {
    font-size: 0.9375rem;
  }
  
  /* Better touch targets */
  .under_3258 {
    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;
  }
  
  .list-d767 {
    grid-template-columns: 1fr;
  }
  
  .preview-prev-e52f,
  .shadow_complex_7469,
  .hover_d170 {
    flex-direction: column;
    width: 100%;
  }
  
  .tooltip_gas_c7c0,
  .video_advanced_1bc9,
  .preview-prev-e52f .under_3258,
  .shadow_complex_7469 .under_3258 {
    width: 100%;
  }
  
  /* Smaller font sizes for very small screens */
  .frame-7c5d {
    font-size: 1.5rem;
    line-height: 1.3;
  }
  
  .backdrop_upper_bc15 {
    font-size: 1.375rem;
  }
  
  .block_north_7e5f {
    font-size: 2rem;
  }
  
  /* Reduce padding on small screens */
  .slow_0278,
  .aside_add6,
  .notice-out-5b64,
  .next-d748,
  .disabled-paper-6c22 {
    padding: var(--space-md);
  }
  
  /* Improve code readability on mobile */
  code,
  .orange-8d73 {
    font-size: 0.625rem;
    word-break: break-all;
  }
  
  /* Better meta display */
  .accent-dim-03a2 {
    gap: var(--space-xs);
  }
  
  .title-white-f43e {
    font-size: 0.75rem;
  }
  
  /* Optimize score circles */
  .paper-dd85 {
    width: 100px;
    height: 100px;
    font-size: 2.5rem;
  }
  
  .black_c47f {
    width: 150px;
    height: 150px;
  }
  
  .module_top_4510 {
    font-size: 3rem;
  }
}

/* ============================================
   25. PRINT STYLES
   ============================================ */
@media print {
  .notice-down-21ab,
  .gas-2303,
  .preview-prev-e52f,
  .silver_1f17,
  .article_4a5b,
  .easy-76c7,
  .stone_d724 {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  .progress-black-3924 {
    page-break-inside: avoid;
  }
}

/* css-noise: fdca */
.widget-item-i4 {
  padding: 0.5rem;
  font-size: 10px;
  line-height: 1.1;
}