/* ============================================
   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)
   ============================================ */
.accordion-red-ee92 {
  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;
}

.accordion-red-ee92:focus {
  top: 0;
}

/* ============================================
   3. CONTAINER & LAYOUT
   ============================================ */
.icon-glass-fbe8 {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .icon-glass-fbe8 {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 480px) {
  .icon-glass-fbe8 {
    padding: 0 12px;
  }
}

/* Prevent horizontal overflow on all elements EXCEPT header */
*:not(.bottom_d221):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. */
.bottom_d221,
header,
.progress-3d60,
.link_43af,
.yellow_8194,
.row_681b,
.article-6a13,
.logo-8307,
.old_f4f0 {
  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
   ============================================ */
.bottom_d221 {
  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);
}

.logo-hard-def3 {
  animation: slideDown 0.3s ease-out;
}

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

/* Scrolled state */
.bottom_d221.fixed_6a2d {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 1);
}

.content-cold-18de {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  gap: var(--space-md);
}

.fresh-0869 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.image_4f36 img {
  height: 36px;
  width: auto;
  display: block;
}

.thick_a738 {
  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;
}

.description-pink-e62f {
  flex: 1;
}

.soft_35b6 {
  display: flex;
  list-style: none;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
}

.chip_brown_f45c {
  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);
}

.chip_brown_f45c:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.chip_brown_f45c.fresh_7099 {
  background: var(--color-primary);
  color: white;
}

/* Dropdown Navigation */
.clean_239c {
  position: relative;
}

.dirty_b168 {
  display: flex;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

.dirty_b168 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） */
.clean_239c:hover .dirty_b168 svg,
.dirty_b168[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.popup_paper_cbb3 {
  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 */
.clean_239c:hover .popup_paper_cbb3 {
  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 */
.popup_paper_cbb3::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
  background: transparent;
}

.simple_b0c3 {
  display: block;
  padding: 10px 20px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.simple_b0c3: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 */
.simple_b0c3[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.hover-0b62 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Header Login Button */
.message_b93d {
  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;
}

.message_b93d:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
  transform: translateY(-1px);
}

.message_b93d svg {
  flex-shrink: 0;
}

/* Header Download Button */
.focus-569c {
  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;
}

.focus-569c: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);
}

.focus-569c svg {
  flex-shrink: 0;
  animation: bounce 2s infinite;
}

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

.fluid-4416 {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
}

.accordion_new_3551 {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-base);
}

/* Hamburger animation when active */
.fluid-4416[aria-expanded="true"] .accordion_new_3551:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.fluid-4416[aria-expanded="true"] .accordion_new_3551:nth-child(2) {
  opacity: 0;
}

.fluid-4416[aria-expanded="true"] .accordion_new_3551:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation Menu */
@media (max-width: 1100px) {
  .description-pink-e62f {
    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 */
  }

  .description-pink-e62f::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Edge(Chromium) */
  }
  
  .description-pink-e62f.in-126e {
    display: block;
    right: 0;
  }
  
  .soft_35b6 {
    flex-direction: column;
    gap: 0;
  }
  
  .chip_brown_f45c {
    display: block;
    padding: 16px 24px;
    border-radius: 0;
    border-bottom: 1px solid var(--color-border-light);
  }
  
  /* Mobile overlay */
  .description-pink-e62f::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;
  }
  
  .description-pink-e62f.in-126e::before {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 1100px) {
  .description-pink-e62f {
    display: none;
  }
  
  .fluid-4416 {
    display: flex;
  }
  
  .thick_a738 {
    display: none;
  }
  
  /* Adjust header buttons on tablet */
  .message_b93d,
  .focus-569c {
    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 */
  .clean_239c {
    position: relative;
  }
  
  .popup_paper_cbb3 {
    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;
  }
  
  .dirty_b168[aria-expanded="true"] + .popup_paper_cbb3 {
    max-height: 320px; /* 足够容纳所有子项，展开时自然撑开 */
    margin-top: 8px;
  }
  
  .simple_b0c3 {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  /* Stack buttons vertically or hide login on small screens */
  .hover-0b62 {
    gap: 8px;
  }
  
  .message_b93d {
    display: none;
  }
  
  .focus-569c {
    padding: 8px 16px;
    font-size: 0.875rem;
  }
  
  .image_4f36 img {
    height: 32px;
    width: auto;
  }
}

@media (max-width: 480px) {
  .focus-569c {
    padding: 6px 12px;
    font-size: 0.8125rem;
  }
  
  .focus-569c svg {
    width: 14px;
    height: 14px;
  }
  
  .content-cold-18de {
    gap: var(--space-sm);
  }
}

/* ============================================
   5. ARTICLE META BANNER
   ============================================ */
.progress-3d60 {
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

.title-d2ca {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.disabled_stale_a53f {
  display: flex;
  align-items: center;
  gap: 6px;
}

.disabled_stale_a53f svg {
  flex-shrink: 0;
}

.disabled_stale_a53f a {
  color: var(--color-primary);
  text-decoration: none;
}

.disabled_stale_a53f a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .title-d2ca {
    font-size: 0.8125rem;
    gap: var(--space-sm);
  }
}

/* ============================================
   6. HERO SECTION
   ============================================ */
.link_43af {
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
}

.easy_ea51 {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-xl);
  align-items: center;
  width: 100%;
}

@media (max-width: 1024px) {
  .easy_ea51 {
    grid-template-columns: 1fr 350px;
    gap: var(--space-lg);
  }
}

.bronze_f460 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.bronze_f460 a {
  color: var(--color-primary);
  text-decoration: none;
}

.bronze_f460 a:hover {
  text-decoration: underline;
}

.text-bad9 {
  color: var(--color-text-lighter);
}

.rough_68a9 {
  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) {
  .rough_68a9 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .rough_68a9 {
    font-size: 1.5rem;
  }
}

.detail-918b {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.footer_light_9399 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .footer_light_9399 {
    grid-template-columns: 1fr;
  }
}

.popup-warm-6f81 {
  display: flex;
  gap: var(--space-sm);
}

.card-36b5 {
  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;
}

.gas-2ea3 {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.gas-2ea3 strong {
  font-weight: 600;
  color: var(--color-text);
}

.gas-2ea3 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.preview-current-115f {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.gallery-99e7 {
  display: flex;
  align-items: center;
  justify-content: center;
}

.west_6e63 {
  position: relative;
  text-align: center;
}

.west_6e63 img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.panel_easy_379e {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.east-e45a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.layout-short-430d {
  color: #ffa000;
  font-size: 1.25rem;
  letter-spacing: 2px;
}

.link-7439 {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.focus-03e3 {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.chip-right-f01c {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 968px) {
  .easy_ea51 {
    grid-template-columns: 1fr;
  }
  
  .rough_68a9 {
    font-size: 1.75rem;
  }
  
  .gallery-99e7 {
    order: -1;
    max-width: 100%;
  }
  
  .west_6e63 {
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .rough_68a9 {
    font-size: 1.5rem;
  }
  
  .detail-918b {
    font-size: 1rem;
  }
  
  .bronze_f460 {
    font-size: 0.8125rem;
    flex-wrap: wrap;
  }
  
  .west_6e63 {
    max-width: 250px;
  }
}

/* ============================================
   7. BUTTONS
   ============================================ */
.pink_917e {
  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;
}

.focus-tall-f9da {
  background: var(--color-primary);
  color: white;
}

.focus-tall-f9da:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.tiny-a78e {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.tiny-a78e:hover {
  background: var(--color-primary);
  color: white;
}

.fresh-8851 {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.fresh-8851:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.liquid-3729 {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.surface_76c5 {
  padding: 20px 40px;
  font-size: 1.25rem;
}

/* ============================================
   8. STATS SECTION
   ============================================ */
.yellow_8194 {
  padding: var(--space-xl) 0;
  background: white;
}

.tertiary-cool-61fe {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}

.full-4dad {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

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

.hidden-b4f7 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.up-bcf1 {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.picture_over_9660 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* ============================================
   9. TABLE OF CONTENTS
   ============================================ */
.row_681b {
  padding: var(--space-xl) 0;
  background: var(--color-bg-section);
}

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

.easy_cf5a {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.shadow_yellow_1008 {
  list-style: none;
  counter-reset: toc-counter;
}

.shadow_yellow_1008 li {
  counter-increment: toc-counter;
  margin-bottom: var(--space-sm);
}

.shadow_yellow_1008 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);
}

.shadow_yellow_1008 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;
}

.shadow_yellow_1008 li a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* ============================================
   10. CONTENT SECTIONS
   ============================================ */
.article-6a13 {
  padding: var(--space-xxl) 0;
}

.focused-66dc {
  background: var(--color-bg-section);
}

.full_fa42 {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-xl);
}

.full_3e0d {
  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);
}

.popup-a417 {
  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);
}

.chip-dd3c {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.mask_under_516d {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--space-xl);
  width: 100%;
}

@media (max-width: 1200px) {
  .mask_under_516d {
    grid-template-columns: 1fr 300px;
  }
}

.modal-3c43 {
  max-width: 750px;
  width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.modal-3c43 img {
  max-width: 100%;
  height: auto;
  display: block;
}

.modal-3c43 pre,
.modal-3c43 code {
  overflow-x: auto;
  max-width: 100%;
}

.modal-3c43 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);
}

.modal-3c43 h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-text);
}

.modal-3c43 h5 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.modal-3c43 p {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.modal-3c43 ul,
.modal-3c43 ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.modal-3c43 li {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.modal-3c43 strong {
  font-weight: 600;
  color: var(--color-text);
}

.modal-3c43 a {
  color: var(--color-primary);
  text-decoration: underline;
}

.modal-3c43 a:hover {
  color: var(--color-primary-dark);
}

.badge-1ffb {
  counter-reset: list-counter;
  list-style: none;
  padding-left: 0;
}

.badge-1ffb li {
  counter-increment: list-counter;
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: var(--space-md);
}

.badge-1ffb 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) {
  .mask_under_516d {
    grid-template-columns: 1fr;
  }
  
  .popup-a417 {
    font-size: 1.75rem;
  }
  
  .modal-3c43 {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .popup-a417 {
    font-size: 1.5rem;
  }
  
  .modal-3c43 h3 {
    font-size: 1.375rem;
  }
  
  .modal-3c43 h4 {
    font-size: 1.125rem;
  }
}

/* ============================================
   11. INFO BOXES
   ============================================ */
.alert-fixed-6f4b {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  border-left: 4px solid;
}

.dirty-6b3b {
  background: #fff3e0;
  border-color: var(--color-warning);
}

.sort-lower-4d07 {
  background: #e3f2fd;
  border-color: var(--color-primary);
}

.steel-6393 {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.outer_9f0b strong {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

/* ============================================
   12. AUTHOR NOTE
   ============================================ */
.picture_stale_8318 {
  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;
}

.dropdown-9901 {
  flex-shrink: 0;
}

.pink_2a9f strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

/* ============================================
   13. TABLES
   ============================================ */
.blue_3220 {
  overflow-x: auto;
  margin: var(--space-lg) 0;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .blue_3220 {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
    border-radius: 0;
  }
}

.container_736d,
.badge-c16e,
.background-prev-ad5b {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.container_736d thead,
.badge-c16e thead {
  background: var(--color-primary);
  color: white;
}

.container_736d th,
.container_736d td,
.badge-c16e th,
.badge-c16e td,
.background-prev-ad5b th,
.background-prev-ad5b td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .container_736d th,
  .container_736d td,
  .badge-c16e th,
  .badge-c16e td,
  .background-prev-ad5b th,
  .background-prev-ad5b td {
    padding: var(--space-sm);
    font-size: 0.875rem;
  }
  
  .container_736d,
  .badge-c16e,
  .background-prev-ad5b {
    min-width: 600px;
  }
}

.container_736d th,
.badge-c16e th,
.background-prev-ad5b th {
  font-weight: 600;
}

.container_736d tbody tr:hover,
.badge-c16e tbody tr:hover,
.background-prev-ad5b tbody tr:hover {
  background: var(--color-bg-alt);
}

.sidebar_mini_328a {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-style: italic;
  margin-top: var(--space-sm);
}

/* ============================================
   14. SIDEBAR
   ============================================ */
.mini_24da {
  position: sticky;
  top: 80px;
  align-self: start;
}

.right-d0e9 {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}

.right-d0e9 h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

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

.media_large_cedd h4 {
  color: white;
}

.out-3572 {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.media-6952 {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.media-6952:last-child {
  border-bottom: none;
}

.media-6952 dt {
  font-weight: 600;
  color: var(--color-text-light);
}

.media-6952 dd {
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
}

.message-5162 {
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  word-break: break-all;
}

.module-light-0f21 {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-md);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.module-light-0f21:hover {
  text-decoration: underline;
}

.pagination-thick-bd40 {
  text-align: center;
  margin-bottom: var(--space-md);
}

.picture_eb3e {
  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);
}

.picture_eb3e span {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.tabs_ba93 {
  font-weight: 600;
  color: white;
}

.info_north_a63f {
  list-style: none;
  padding: 0;
}

.info_north_a63f li {
  padding: var(--space-xs) 0;
}

.fresh_59e7 {
  color: #4caf50;
}

.sidebar_64d9 {
  color: #ff9800;
}

.tooltip_8f33 {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.component_a030 {
  display: grid;
  grid-template-columns: 80px 1fr 40px;
  align-items: center;
  gap: var(--space-sm);
}

.easy-0c7a {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.title-cf1b {
  height: 8px;
  background: var(--color-border-light);
  border-radius: 4px;
  overflow: hidden;
}

.slow_d347 {
  height: 100%;
  background: linear-gradient(90deg, #4caf50 0%, #8bc34a 100%);
  transition: width var(--transition-slow);
}

.widget_hard_5855 {
  font-weight: 700;
  color: var(--color-text);
  text-align: right;
}

/* ============================================
   15. FEATURE GRID
   ============================================ */
.image-upper-4153 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .image-upper-4153 {
    grid-template-columns: 1fr;
  }
}

.paragraph_ae99 {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
}

.paragraph_ae99:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.out_ecd1 {
  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;
}

.paragraph_ae99 h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.paragraph_ae99 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.overlay_66a0 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.tabs_ba93 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-light);
}

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

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

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

/* ============================================
   16. COMPARISON & DECISION HELPER
   ============================================ */
.focused_4c2f {
  max-width: 900px;
  margin: 0 auto;
}

.orange_22c2 {
  text-align: center;
  margin-bottom: var(--space-xl);
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.wrapper-tall-e5c5 {
  margin: var(--space-xl) 0;
  overflow-x: auto;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .wrapper-tall-e5c5 {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
  }
}

.progress_red_9be4 {
  margin-top: var(--space-xxl);
}

.progress_red_9be4 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.element_ae38 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

@media (max-width: 768px) {
  .element_ae38 {
    grid-template-columns: 1fr;
  }
}

.tertiary_iron_af84 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.chip_glass_5ff6 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.glass_9472 {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.tertiary_iron_af84 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.tertiary_iron_af84 ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-lg);
}

.tertiary_iron_af84 li {
  padding: var(--space-xs) 0;
  color: white;
}

.tertiary_iron_af84 .pink_917e {
  width: 100%;
  background: white;
}

.chip_glass_5ff6 .pink_917e {
  color: #667eea;
}

.glass_9472 .pink_917e {
  color: #f5576c;
}

/* ============================================
   17. TUTORIAL / STEPS
   ============================================ */
.content_2a14 {
  max-width: 900px;
  margin: 0 auto;
}

.paragraph-clean-6c06 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-xl);
  overflow: hidden;
}

.slider_steel_9a2f {
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
}

.tabs-49dd {
  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);
}

.slider_steel_9a2f h3 {
  margin: 0;
  font-size: 1.5rem;
  color: white;
}

.box-basic-37b6 {
  padding: var(--space-xl);
}

@media (max-width: 768px) {
  .slider_steel_9a2f {
    padding: var(--space-md);
  }
  
  .box-basic-37b6 {
    padding: var(--space-md);
  }
  
  .bronze_b83a {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
  }
}

.detail_paper_0c6a ol,
.detail_paper_0c6a ul {
  margin: var(--space-md) 0;
  padding-left: var(--space-lg);
}

.detail_paper_0c6a li {
  margin-bottom: var(--space-sm);
}

.detail_paper_0c6a code {
  background: var(--color-bg-alt);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
}

.paragraph_tall_3369 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #fff3e0;
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-md);
}

.header_517b {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #ffebee;
  border-left: 4px solid var(--color-danger);
  border-radius: var(--radius-md);
}

.bronze_b83a {
  margin-top: var(--space-lg);
  text-align: center;
}

.bronze_b83a img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.tabs-4129,
.widget_dd0b,
.fixed-18d3,
.wrapper-893b {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.search-97d7 {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.outline-0300 {
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.thick_f363 {
  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) {
  .thick_f363 {
    font-size: 0.625rem;
  }
}

.thumbnail_e451 {
  padding: 8px 16px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
}

.thumbnail_e451:hover {
  background: var(--color-primary-dark);
}

.heading-f1f4 {
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  text-align: center;
}

.heading-f1f4 h4 {
  margin-bottom: var(--space-md);
}

.column-1655 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ============================================
   18. SECURITY SECTION
   ============================================ */
.glass_b2e4 {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  font-size: 1.125rem;
  text-align: center;
  color: var(--color-text-light);
}

.secondary_bottom_6165 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .secondary_bottom_6165 {
    grid-template-columns: 1fr;
  }
}

.video_complex_2350 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid;
}

.active-dd7b {
  border-color: var(--color-success);
}

.progress_ee3b {
  border-color: var(--color-warning);
}

.item_4aeb {
  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);
}

.active-dd7b .item_4aeb {
  background: #e8f5e9;
  color: var(--color-success);
}

.progress_ee3b .item_4aeb {
  background: #fff3e0;
  color: var(--color-warning);
}

.video_complex_2350 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

.video_complex_2350 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.west_60e5 {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.dark-98f8 {
  margin: var(--space-xxl) 0;
}

.dark-98f8 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-md);
}

.dark-98f8 > p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.selected-a44d {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .selected-a44d {
    grid-template-columns: 1fr;
  }
}

.thumbnail_df68 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.thumbnail_df68 h4 {
  margin-bottom: var(--space-md);
  font-size: 1.125rem;
  color: var(--color-primary);
}

.dirty-a068 {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  cursor: pointer;
}

.dirty-a068 input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 4px;
  cursor: pointer;
}

.container-30ef {
  margin-top: var(--space-xxl);
}

.description_thick_6a25 {
  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);
}

.info-1120 {
  text-align: center;
}

.heading_b5fd {
  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);
}

.copper-38a6 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: white;
}

.heading_b5fd .tabs_ba93 {
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
}

.summary_e25c {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.image-orange-9f58 p {
  margin-bottom: var(--space-md);
}

.info-f351 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .description_thick_6a25 {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   19. REVIEW SECTION
   ============================================ */
.video_right_c1c5 {
  max-width: 600px;
  margin: 0 auto var(--space-xxl);
}

.action_9360 {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.rough-34cb {
  margin-bottom: var(--space-xl);
}

.wrapper_thick_98ad {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}

.breadcrumb-upper-c72a {
  font-size: 2rem;
  color: #ffa000;
  letter-spacing: 4px;
  margin: var(--space-sm) 0;
}

.form-lower-3df3 {
  color: var(--color-text-light);
}

.dropdown_solid_cb98 {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.soft-0330 {
  display: grid;
  grid-template-columns: 40px 1fr 50px;
  align-items: center;
  gap: var(--space-sm);
}

.filter_42b0 {
  font-weight: 600;
  color: var(--color-text);
}

.section-6905 {
  height: 12px;
  background: var(--color-border-light);
  border-radius: 6px;
  overflow: hidden;
}

.badge-lite-8154 {
  height: 100%;
  background: linear-gradient(90deg, #ffa000 0%, #ff6f00 100%);
  transition: width var(--transition-slow);
}

.lower_5c2d {
  text-align: right;
  font-weight: 600;
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.layout_346e {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.mini-35fc {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-xl);
}

.highlight-2741 {
  border: 2px solid #4caf50;
}

.layout_1b09 {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  gap: var(--space-md);
}

.layout_solid_5ad6 {
  display: flex;
  gap: var(--space-md);
  flex: 1;
}

.nav-hard-abe3 {
  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;
}

.green_948f {
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.popup-next-aef0 {
  display: inline-block;
  padding: 2px 8px;
  background: #4caf50;
  color: white;
  font-size: 0.75rem;
  border-radius: 10px;
  margin-left: 8px;
}

.gas_03a2 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.new-f219 {
  text-align: right;
}

.new-f219 .banner-434f {
  color: #ffa000;
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.hard_357a {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.block-north-8770 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
  color: var(--color-text);
}

.block-north-8770 p {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.narrow-b34a {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

.cool-f926 {
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
}

.hard-587e {
  background: #e8f5e9;
  color: #2e7d32;
}

.block-94a6 {
  background: #e3f2fd;
  color: #1565c0;
}

.gradient_75f8 {
  background: #fff3e0;
  color: #e65100;
}

.new_15c0 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.new_15c0 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.alert_stone_8f92 {
  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);
}

.alert_stone_8f92:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.hidden_b550 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.image-e86e {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.image-e86e strong {
  color: var(--color-primary);
}

.middle-045a {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.selected-640c {
  text-align: center;
  margin-top: var(--space-xl);
}

/* ============================================
   20. FAQ SECTION
   ============================================ */
.active-dfe7 {
  max-width: 900px;
  margin: 0 auto;
}

.box-current-9e6a {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.popup-huge-d211 {
  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);
}

.popup-huge-d211:hover {
  background: var(--color-bg-alt);
}

.summary-d054 {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.popup-huge-d211[aria-expanded="true"] .summary-d054 {
  transform: rotate(180deg);
}

.dynamic_7072 {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

.dynamic_7072 h5 {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.dynamic_7072 ul,
.dynamic_7072 ol {
  margin: var(--space-sm) 0;
  padding-left: var(--space-lg);
}

.dynamic_7072 li {
  margin-bottom: var(--space-xs);
}

.card_last_29a4 {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.slider-wood-400a {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: #9cdcfe;
}

.card_last_29a4 code {
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.5;
}

/* ============================================
   21. CONCLUSION SECTION
   ============================================ */
.blue-c1a7 {
  max-width: 800px;
  margin: 0 auto var(--space-xxl);
  text-align: center;
}

.huge_4f23 {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.huge_0302 {
  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);
}

.item-e230 {
  padding: 12px 24px;
  background: #4caf50;
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 30px;
  box-shadow: var(--shadow-md);
}

.backdrop_active_ae5b {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .backdrop_active_ae5b {
    grid-template-columns: 1fr;
  }
}

.form-53c8,
.tabs_5d8c {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-53c8 {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

.tabs_5d8c {
  background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
}

.form-53c8 h4,
.tabs_5d8c h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.form-53c8 ul,
.tabs_5d8c ul {
  list-style: none;
  padding: 0;
}

.form-53c8 li,
.tabs_5d8c li {
  padding: var(--space-sm) 0;
  line-height: 1.6;
}

.tall-f782 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .tall-f782 {
    grid-template-columns: 1fr;
  }
}

.tooltip-e8f7 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.image_1d36 {
  background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
  color: white;
}

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

.tooltip-e8f7 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.tooltip-e8f7 ul {
  list-style: none;
  padding: 0;
}

.tooltip-e8f7 li {
  padding: var(--space-xs) 0;
  color: white;
}

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

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

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

.action_43d3 {
  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);
}

.input_0977 {
  font-style: italic;
}

.gradient-liquid-3fda {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.tag_5917 {
  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;
}

.tag_5917 h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: white;
}

.tag_5917 p {
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
  color: rgba(255,255,255,0.9);
}

.fast-d389 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* ============================================
   22. RELATED CONTENT
   ============================================ */
.logo-8307 {
  padding: var(--space-xxl) 0;
  background: var(--color-bg-section);
}

.button_purple_be3a {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.popup_cold_8d9b {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .popup_cold_8d9b {
    grid-template-columns: 1fr;
  }
}

.progress-faf5 {
  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);
}

.progress-faf5:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.accordion-out-6c32 {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.progress-faf5 h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.progress-faf5 p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* ============================================
   23. FOOTER
   ============================================ */
.old_f4f0 {
  background: #212121;
  color: #e0e0e0;
  padding: var(--space-xxl) 0 var(--space-lg);
}

.secondary-f02a {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (max-width: 768px) {
  .secondary-f02a {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.advanced-0c62 h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
}

.soft_dd2d p {
  color: #b0b0b0;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.lite_9b0c {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.lite_9b0c .popup-warm-6f81 {
  color: #4caf50;
  font-size: 0.875rem;
}

.feature_c188 {
  list-style: none;
  padding: 0;
}

.feature_c188 li {
  margin-bottom: var(--space-xs);
}

.feature_c188 a {
  color: #b0b0b0;
  text-decoration: none;
  transition: var(--transition-fast);
}

.feature_c188 a:hover {
  color: white;
}

.feature-fb37 {
  list-style: none;
  padding: 0;
}

.feature-fb37 li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: #b0b0b0;
}

.feature-fb37 a {
  color: #b0b0b0;
  text-decoration: none;
}

.feature-fb37 a:hover {
  color: white;
}

.slider-current-dfb8 {
  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);
}

.content_fluid_58cd p {
  font-size: 0.875rem;
  color: #808080;
  margin-bottom: var(--space-xs);
}

.content_fluid_58cd a {
  color: #4caf50;
  text-decoration: none;
}

.gradient_da6a {
  font-size: 0.75rem;
  color: #666666;
}

.picture-bronze-654f {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: #808080;
}

.orange-baa8 {
  color: var(--color-primary-light);
  text-decoration: none;
  font-weight: 600;
}

.orange-baa8:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .slider-current-dfb8 {
    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;
  }
  
  .rough_68a9 {
    font-size: 2rem;
  }
  
  .popup-a417 {
    font-size: 1.75rem;
  }
  
  /* Ensure all grids are single column */
  .easy_ea51,
  .mask_under_516d {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 14px;
    --space-xl: 2rem;
    --space-xxl: 2.5rem;
  }
  
  .image-upper-4153,
  .secondary_bottom_6165,
  .element_ae38,
  .selected-a44d,
  .backdrop_active_ae5b,
  .tall-f782,
  .popup_cold_8d9b,
  .secondary-f02a {
    grid-template-columns: 1fr;
  }
  
  .tertiary-cool-61fe {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Mobile-specific adjustments */
  .article-6a13 {
    padding: var(--space-lg) 0;
  }
  
  .shadow_yellow_1008 li a {
    font-size: 0.875rem;
    padding: var(--space-xs);
  }
  
  .shadow_yellow_1008 li a:before {
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
  }
  
  /* Improve mobile readability */
  p, li {
    font-size: 0.9375rem;
  }
  
  /* Better touch targets */
  .pink_917e {
    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;
  }
  
  .tertiary-cool-61fe {
    grid-template-columns: 1fr;
  }
  
  .preview-current-115f,
  .fast-d389,
  .column-1655 {
    flex-direction: column;
    width: 100%;
  }
  
  .liquid-3729,
  .surface_76c5,
  .preview-current-115f .pink_917e,
  .fast-d389 .pink_917e {
    width: 100%;
  }
  
  /* Smaller font sizes for very small screens */
  .rough_68a9 {
    font-size: 1.5rem;
    line-height: 1.3;
  }
  
  .popup-a417 {
    font-size: 1.375rem;
  }
  
  .hidden-b4f7 {
    font-size: 2rem;
  }
  
  /* Reduce padding on small screens */
  .full-4dad,
  .paragraph_ae99,
  .right-d0e9,
  .mini-35fc,
  .paragraph-clean-6c06 {
    padding: var(--space-md);
  }
  
  /* Improve code readability on mobile */
  code,
  .thick_f363 {
    font-size: 0.625rem;
    word-break: break-all;
  }
  
  /* Better meta display */
  .title-d2ca {
    gap: var(--space-xs);
  }
  
  .disabled_stale_a53f {
    font-size: 0.75rem;
  }
  
  /* Optimize score circles */
  .picture_eb3e {
    width: 100px;
    height: 100px;
    font-size: 2.5rem;
  }
  
  .heading_b5fd {
    width: 150px;
    height: 150px;
  }
  
  .copper-38a6 {
    font-size: 3rem;
  }
}

/* ============================================
   25. PRINT STYLES
   ============================================ */
@media print {
  .bottom_d221,
  .progress-3d60,
  .preview-current-115f,
  .tag_5917,
  .logo-8307,
  .old_f4f0,
  .fluid-4416 {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  .article-6a13 {
    page-break-inside: avoid;
  }
}

/* css-noise: eb39 */
.chip_6a65 {
  padding: 0.3rem;
  font-size: 14px;
  line-height: 1.3;
}

/* css-noise: f0a5 */
.ghost-box-d9 {
  padding: 0.4rem;
  font-size: 11px;
  line-height: 1.0;
}