/* ============================================
   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)
   ============================================ */
.prev-85d4 {
  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;
}

.prev-85d4:focus {
  top: 0;
}

/* ============================================
   3. CONTAINER & LAYOUT
   ============================================ */
.text_af45 {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .text_af45 {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 480px) {
  .text_af45 {
    padding: 0 12px;
  }
}

/* Prevent horizontal overflow on all elements EXCEPT header */
*:not(.dim-c5cd):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. */
.dim-c5cd,
header,
.out_7c14,
.chip-1faf,
.light-ad1b,
.north-0208,
.block-hovered-f9c7,
.video-last-cda7,
.gradient_north_ccc6 {
  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
   ============================================ */
.dim-c5cd {
  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);
}

.east-6bb7 {
  animation: slideDown 0.3s ease-out;
}

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

/* Scrolled state */
.dim-c5cd.top-c418 {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 1);
}

.item-upper-c1c9 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  gap: var(--space-md);
}

.module-ac44 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.texture_b48a img {
  height: 36px;
  width: auto;
  display: block;
}

.selected_c13f {
  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;
}

.yellow-4132 {
  flex: 1;
}

.gradient_silver_040e {
  display: flex;
  list-style: none;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
}

.element-action-83ae {
  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);
}

.element-action-83ae:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.element-action-83ae.button_09d1 {
  background: var(--color-primary);
  color: white;
}

/* Dropdown Navigation */
.sidebar-dark-4ad2 {
  position: relative;
}

.progress_1f13 {
  display: flex;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

.progress_1f13 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） */
.sidebar-dark-4ad2:hover .progress_1f13 svg,
.progress_1f13[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.basic_809b {
  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 */
.sidebar-dark-4ad2:hover .basic_809b {
  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 */
.basic_809b::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
  background: transparent;
}

.texture-a4da {
  display: block;
  padding: 10px 20px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.texture-a4da: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 */
.texture-a4da[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.panel_1016 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Header Login Button */
.white-a42f {
  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;
}

.white-a42f:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
  transform: translateY(-1px);
}

.white-a42f svg {
  flex-shrink: 0;
}

/* Header Download Button */
.gradient_orange_de6d {
  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;
}

.gradient_orange_de6d: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);
}

.gradient_orange_de6d svg {
  flex-shrink: 0;
  animation: bounce 2s infinite;
}

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

.form-inner-b35a {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
}

.banner_e5b1 {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-base);
}

/* Hamburger animation when active */
.form-inner-b35a[aria-expanded="true"] .banner_e5b1:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.form-inner-b35a[aria-expanded="true"] .banner_e5b1:nth-child(2) {
  opacity: 0;
}

.form-inner-b35a[aria-expanded="true"] .banner_e5b1:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation Menu */
@media (max-width: 1100px) {
  .yellow-4132 {
    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 */
  }

  .yellow-4132::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Edge(Chromium) */
  }
  
  .yellow-4132.icon-yellow-c27d {
    display: block;
    right: 0;
  }
  
  .gradient_silver_040e {
    flex-direction: column;
    gap: 0;
  }
  
  .element-action-83ae {
    display: block;
    padding: 16px 24px;
    border-radius: 0;
    border-bottom: 1px solid var(--color-border-light);
  }
  
  /* Mobile overlay */
  .yellow-4132::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;
  }
  
  .yellow-4132.icon-yellow-c27d::before {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 1100px) {
  .yellow-4132 {
    display: none;
  }
  
  .form-inner-b35a {
    display: flex;
  }
  
  .selected_c13f {
    display: none;
  }
  
  /* Adjust header buttons on tablet */
  .white-a42f,
  .gradient_orange_de6d {
    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 */
  .sidebar-dark-4ad2 {
    position: relative;
  }
  
  .basic_809b {
    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;
  }
  
  .progress_1f13[aria-expanded="true"] + .basic_809b {
    max-height: 320px; /* 足够容纳所有子项，展开时自然撑开 */
    margin-top: 8px;
  }
  
  .texture-a4da {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  /* Stack buttons vertically or hide login on small screens */
  .panel_1016 {
    gap: 8px;
  }
  
  .white-a42f {
    display: none;
  }
  
  .gradient_orange_de6d {
    padding: 8px 16px;
    font-size: 0.875rem;
  }
  
  .texture_b48a img {
    height: 32px;
    width: auto;
  }
}

@media (max-width: 480px) {
  .gradient_orange_de6d {
    padding: 6px 12px;
    font-size: 0.8125rem;
  }
  
  .gradient_orange_de6d svg {
    width: 14px;
    height: 14px;
  }
  
  .item-upper-c1c9 {
    gap: var(--space-sm);
  }
}

/* ============================================
   5. ARTICLE META BANNER
   ============================================ */
.out_7c14 {
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

.tertiary-c2b5 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.outline-green-b25f {
  display: flex;
  align-items: center;
  gap: 6px;
}

.outline-green-b25f svg {
  flex-shrink: 0;
}

.outline-green-b25f a {
  color: var(--color-primary);
  text-decoration: none;
}

.outline-green-b25f a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .tertiary-c2b5 {
    font-size: 0.8125rem;
    gap: var(--space-sm);
  }
}

/* ============================================
   6. HERO SECTION
   ============================================ */
.chip-1faf {
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
}

.icon-top-a5c6 {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-xl);
  align-items: center;
  width: 100%;
}

@media (max-width: 1024px) {
  .icon-top-a5c6 {
    grid-template-columns: 1fr 350px;
    gap: var(--space-lg);
  }
}

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

.breadcrumb-down-8cbe a {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb-down-8cbe a:hover {
  text-decoration: underline;
}

.accent-full-838f {
  color: var(--color-text-lighter);
}

.picture-large-a81f {
  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) {
  .picture-large-a81f {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .picture-large-a81f {
    font-size: 1.5rem;
  }
}

.easy_571f {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.button_outer_0ebc {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .button_outer_0ebc {
    grid-template-columns: 1fr;
  }
}

.hover-9293 {
  display: flex;
  gap: var(--space-sm);
}

.white_cc6d {
  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;
}

.message_paper_7b35 {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.message_paper_7b35 strong {
  font-weight: 600;
  color: var(--color-text);
}

.message_paper_7b35 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.paper_60aa {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.form-steel-e88e {
  display: flex;
  align-items: center;
  justify-content: center;
}

.tabs-5826 {
  position: relative;
  text-align: center;
}

.tabs-5826 img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.fluid-9b51 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.picture_top_57ce {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.chip_middle_84e1 {
  color: #ffa000;
  font-size: 1.25rem;
  letter-spacing: 2px;
}

.wide_21d4 {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.focus-static-942d {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.container-silver-6976 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 968px) {
  .icon-top-a5c6 {
    grid-template-columns: 1fr;
  }
  
  .picture-large-a81f {
    font-size: 1.75rem;
  }
  
  .form-steel-e88e {
    order: -1;
    max-width: 100%;
  }
  
  .tabs-5826 {
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .picture-large-a81f {
    font-size: 1.5rem;
  }
  
  .easy_571f {
    font-size: 1rem;
  }
  
  .breadcrumb-down-8cbe {
    font-size: 0.8125rem;
    flex-wrap: wrap;
  }
  
  .tabs-5826 {
    max-width: 250px;
  }
}

/* ============================================
   7. BUTTONS
   ============================================ */
.iron_a20e {
  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;
}

.glass_b376 {
  background: var(--color-primary);
  color: white;
}

.glass_b376:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.status-1802 {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.status-1802:hover {
  background: var(--color-primary);
  color: white;
}

.dirty-a661 {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.dirty-a661:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.static-3589 {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.aside_5da0 {
  padding: 20px 40px;
  font-size: 1.25rem;
}

/* ============================================
   8. STATS SECTION
   ============================================ */
.light-ad1b {
  padding: var(--space-xl) 0;
  background: white;
}

.fresh-f617 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}

.shade-de87 {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.shade-de87:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.title-eb33 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.column_white_b3ce {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.pagination-dynamic-5693 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* ============================================
   9. TABLE OF CONTENTS
   ============================================ */
.north-0208 {
  padding: var(--space-xl) 0;
  background: var(--color-bg-section);
}

.fast-6b2b {
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.border_dirty_5393 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.progress_gas_23d5 {
  list-style: none;
  counter-reset: toc-counter;
}

.progress_gas_23d5 li {
  counter-increment: toc-counter;
  margin-bottom: var(--space-sm);
}

.progress_gas_23d5 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);
}

.progress_gas_23d5 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;
}

.progress_gas_23d5 li a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* ============================================
   10. CONTENT SECTIONS
   ============================================ */
.block-hovered-f9c7 {
  padding: var(--space-xxl) 0;
}

.sidebar_06d7 {
  background: var(--color-bg-section);
}

.component-tall-4f32 {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-xl);
}

.column-tiny-033f {
  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);
}

.notice-50f4 {
  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);
}

.label-stale-1f69 {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.slider-bright-2564 {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--space-xl);
  width: 100%;
}

@media (max-width: 1200px) {
  .slider-bright-2564 {
    grid-template-columns: 1fr 300px;
  }
}

.component-f28b {
  max-width: 750px;
  width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.component-f28b img {
  max-width: 100%;
  height: auto;
  display: block;
}

.component-f28b pre,
.component-f28b code {
  overflow-x: auto;
  max-width: 100%;
}

.component-f28b 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);
}

.component-f28b h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-text);
}

.component-f28b h5 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.component-f28b p {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.component-f28b ul,
.component-f28b ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.component-f28b li {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.component-f28b strong {
  font-weight: 600;
  color: var(--color-text);
}

.component-f28b a {
  color: var(--color-primary);
  text-decoration: underline;
}

.component-f28b a:hover {
  color: var(--color-primary-dark);
}

.badge-bcb6 {
  counter-reset: list-counter;
  list-style: none;
  padding-left: 0;
}

.badge-bcb6 li {
  counter-increment: list-counter;
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: var(--space-md);
}

.badge-bcb6 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) {
  .slider-bright-2564 {
    grid-template-columns: 1fr;
  }
  
  .notice-50f4 {
    font-size: 1.75rem;
  }
  
  .component-f28b {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .notice-50f4 {
    font-size: 1.5rem;
  }
  
  .component-f28b h3 {
    font-size: 1.375rem;
  }
  
  .component-f28b h4 {
    font-size: 1.125rem;
  }
}

/* ============================================
   11. INFO BOXES
   ============================================ */
.last_6506 {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  border-left: 4px solid;
}

.video_4f5d {
  background: #fff3e0;
  border-color: var(--color-warning);
}

.hover_36e8 {
  background: #e3f2fd;
  border-color: var(--color-primary);
}

.out_55d7 {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.thumbnail-f5a4 strong {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

/* ============================================
   12. AUTHOR NOTE
   ============================================ */
.link_1361 {
  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;
}

.easy-4a30 {
  flex-shrink: 0;
}

.search_pressed_5f7c strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

/* ============================================
   13. TABLES
   ============================================ */
.modal-15f9 {
  overflow-x: auto;
  margin: var(--space-lg) 0;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .modal-15f9 {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
    border-radius: 0;
  }
}

.form-801f,
.hard_fc4e,
.heading-black-444b {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.form-801f thead,
.hard_fc4e thead {
  background: var(--color-primary);
  color: white;
}

.form-801f th,
.form-801f td,
.hard_fc4e th,
.hard_fc4e td,
.heading-black-444b th,
.heading-black-444b td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .form-801f th,
  .form-801f td,
  .hard_fc4e th,
  .hard_fc4e td,
  .heading-black-444b th,
  .heading-black-444b td {
    padding: var(--space-sm);
    font-size: 0.875rem;
  }
  
  .form-801f,
  .hard_fc4e,
  .heading-black-444b {
    min-width: 600px;
  }
}

.form-801f th,
.hard_fc4e th,
.heading-black-444b th {
  font-weight: 600;
}

.form-801f tbody tr:hover,
.hard_fc4e tbody tr:hover,
.heading-black-444b tbody tr:hover {
  background: var(--color-bg-alt);
}

.hidden_small_9358 {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-style: italic;
  margin-top: var(--space-sm);
}

/* ============================================
   14. SIDEBAR
   ============================================ */
.thumbnail_basic_6e31 {
  position: sticky;
  top: 80px;
  align-self: start;
}

.highlight_tall_a025 {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}

.highlight_tall_a025 h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.container_8fd0 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.container_8fd0 h4 {
  color: white;
}

.pagination_clean_5d4a {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.backdrop-mini-003a {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.backdrop-mini-003a:last-child {
  border-bottom: none;
}

.backdrop-mini-003a dt {
  font-weight: 600;
  color: var(--color-text-light);
}

.backdrop-mini-003a dd {
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
}

.primary_action_50d9 {
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  word-break: break-all;
}

.fluid_ca6c {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-md);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.fluid_ca6c:hover {
  text-decoration: underline;
}

.tabs-e12f {
  text-align: center;
  margin-bottom: var(--space-md);
}

.box-184e {
  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);
}

.box-184e span {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.filter-bronze-2cb0 {
  font-weight: 600;
  color: white;
}

.prev_2816 {
  list-style: none;
  padding: 0;
}

.prev_2816 li {
  padding: var(--space-xs) 0;
}

.hero-5a5c {
  color: #4caf50;
}

.video-7470 {
  color: #ff9800;
}

.short_7d4a {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.card-5dc6 {
  display: grid;
  grid-template-columns: 80px 1fr 40px;
  align-items: center;
  gap: var(--space-sm);
}

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

.glass_a3dd {
  height: 8px;
  background: var(--color-border-light);
  border-radius: 4px;
  overflow: hidden;
}

.accent_center_4155 {
  height: 100%;
  background: linear-gradient(90deg, #4caf50 0%, #8bc34a 100%);
  transition: width var(--transition-slow);
}

.overlay_glass_231b {
  font-weight: 700;
  color: var(--color-text);
  text-align: right;
}

/* ============================================
   15. FEATURE GRID
   ============================================ */
.media_dim_3d92 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .media_dim_3d92 {
    grid-template-columns: 1fr;
  }
}

.widget_easy_06ce {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
}

.widget_easy_06ce:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.full_0bad {
  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;
}

.widget_easy_06ce h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.widget_easy_06ce p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.grid-out-4194 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.filter-bronze-2cb0 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.top-822f {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-primary);
}

.row-a945 {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.row-a945 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

/* ============================================
   16. COMPARISON & DECISION HELPER
   ============================================ */
.north-4f91 {
  max-width: 900px;
  margin: 0 auto;
}

.preview_liquid_d556 {
  text-align: center;
  margin-bottom: var(--space-xl);
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.right-c1b5 {
  margin: var(--space-xl) 0;
  overflow-x: auto;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .right-c1b5 {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
  }
}

.sidebar_ec54 {
  margin-top: var(--space-xxl);
}

.sidebar_ec54 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.caption_739d {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

@media (max-width: 768px) {
  .caption_739d {
    grid-template-columns: 1fr;
  }
}

.fresh-781e {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.button_paper_97cd {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.modal-b55b {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.fresh-781e h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.fresh-781e ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-lg);
}

.fresh-781e li {
  padding: var(--space-xs) 0;
  color: white;
}

.fresh-781e .iron_a20e {
  width: 100%;
  background: white;
}

.button_paper_97cd .iron_a20e {
  color: #667eea;
}

.modal-b55b .iron_a20e {
  color: #f5576c;
}

/* ============================================
   17. TUTORIAL / STEPS
   ============================================ */
.notice_right_2a7f {
  max-width: 900px;
  margin: 0 auto;
}

.pattern-yellow-71cc {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-xl);
  overflow: hidden;
}

.shadow_2325 {
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
}

.brown_429d {
  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);
}

.shadow_2325 h3 {
  margin: 0;
  font-size: 1.5rem;
  color: white;
}

.dirty-739d {
  padding: var(--space-xl);
}

@media (max-width: 768px) {
  .shadow_2325 {
    padding: var(--space-md);
  }
  
  .dirty-739d {
    padding: var(--space-md);
  }
  
  .copper_0df4 {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
  }
}

.basic-11b3 ol,
.basic-11b3 ul {
  margin: var(--space-md) 0;
  padding-left: var(--space-lg);
}

.basic-11b3 li {
  margin-bottom: var(--space-sm);
}

.basic-11b3 code {
  background: var(--color-bg-alt);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
}

.section-da2d {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #fff3e0;
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-md);
}

.left-3924 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #ffebee;
  border-left: 4px solid var(--color-danger);
  border-radius: var(--radius-md);
}

.copper_0df4 {
  margin-top: var(--space-lg);
  text-align: center;
}

.copper_0df4 img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.west-0081,
.pagination_solid_e04b,
.description_dark_f010,
.message_mini_5df4 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.gas-4867 {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.photo-liquid-639b {
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.pattern-simple-4001 {
  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) {
  .pattern-simple-4001 {
    font-size: 0.625rem;
  }
}

.input-static-1a1b {
  padding: 8px 16px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
}

.input-static-1a1b:hover {
  background: var(--color-primary-dark);
}

.layout_full_3a7a {
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  text-align: center;
}

.layout_full_3a7a h4 {
  margin-bottom: var(--space-md);
}

.hero_advanced_363f {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ============================================
   18. SECURITY SECTION
   ============================================ */
.form-d577 {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  font-size: 1.125rem;
  text-align: center;
  color: var(--color-text-light);
}

.image_7fbd {
  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_7fbd {
    grid-template-columns: 1fr;
  }
}

.solid-b0f4 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid;
}

.accordion_glass_76c7 {
  border-color: var(--color-success);
}

.dim_2ded {
  border-color: var(--color-warning);
}

.current-c74a {
  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);
}

.accordion_glass_76c7 .current-c74a {
  background: #e8f5e9;
  color: var(--color-success);
}

.dim_2ded .current-c74a {
  background: #fff3e0;
  color: var(--color-warning);
}

.solid-b0f4 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

.solid-b0f4 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.summary-c13e {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.tertiary_63c5 {
  margin: var(--space-xxl) 0;
}

.tertiary_63c5 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-md);
}

.tertiary_63c5 > p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.row_5689 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .row_5689 {
    grid-template-columns: 1fr;
  }
}

.focused-5bf1 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.focused-5bf1 h4 {
  margin-bottom: var(--space-md);
  font-size: 1.125rem;
  color: var(--color-primary);
}

.text-east-9624 {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  cursor: pointer;
}

.text-east-9624 input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 4px;
  cursor: pointer;
}

.cold_105b {
  margin-top: var(--space-xxl);
}

.row_upper_5186 {
  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);
}

.aside-f6c9 {
  text-align: center;
}

.first_4e4c {
  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);
}

.video-3cd5 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: white;
}

.first_4e4c .filter-bronze-2cb0 {
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
}

.blue-1ba5 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.hidden_white_3a95 p {
  margin-bottom: var(--space-md);
}

.current_08f0 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .row_upper_5186 {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   19. REVIEW SECTION
   ============================================ */
.outline-silver-622e {
  max-width: 600px;
  margin: 0 auto var(--space-xxl);
}

.icon_active_f6ff {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.over-ea55 {
  margin-bottom: var(--space-xl);
}

.photo_orange_c751 {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}

.frame-lite-cce1 {
  font-size: 2rem;
  color: #ffa000;
  letter-spacing: 4px;
  margin: var(--space-sm) 0;
}

.image_hot_d812 {
  color: var(--color-text-light);
}

.focused_af39 {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.paper-c81f {
  display: grid;
  grid-template-columns: 40px 1fr 50px;
  align-items: center;
  gap: var(--space-sm);
}

.left-1209 {
  font-weight: 600;
  color: var(--color-text);
}

.pattern_motion_3dc2 {
  height: 12px;
  background: var(--color-border-light);
  border-radius: 6px;
  overflow: hidden;
}

.disabled-fd4d {
  height: 100%;
  background: linear-gradient(90deg, #ffa000 0%, #ff6f00 100%);
  transition: width var(--transition-slow);
}

.bottom-b058 {
  text-align: right;
  font-weight: 600;
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.modal-smooth-60c3 {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.module_3adb {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-xl);
}

.right_6e60 {
  border: 2px solid #4caf50;
}

.filter-large-81ed {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  gap: var(--space-md);
}

.thick_c32b {
  display: flex;
  gap: var(--space-md);
  flex: 1;
}

.popup-d108 {
  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;
}

.button-fluid-1910 {
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.liquid-aaf3 {
  display: inline-block;
  padding: 2px 8px;
  background: #4caf50;
  color: white;
  font-size: 0.75rem;
  border-radius: 10px;
  margin-left: 8px;
}

.plasma-e005 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.tag_complex_4349 {
  text-align: right;
}

.tag_complex_4349 .soft_f7b2 {
  color: #ffa000;
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.green-3c66 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.focused_cc32 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
  color: var(--color-text);
}

.focused_cc32 p {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.west-e539 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

.slider-hovered-53a1 {
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
}

.green_b792 {
  background: #e8f5e9;
  color: #2e7d32;
}

.block_action_529f {
  background: #e3f2fd;
  color: #1565c0;
}

.steel_61d3 {
  background: #fff3e0;
  color: #e65100;
}

.liquid_5cf8 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.liquid_5cf8 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.new_f525 {
  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);
}

.new_f525:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.simple_c984 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.label-c877 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.label-c877 strong {
  color: var(--color-primary);
}

.caption_next_6ee9 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.blue_5727 {
  text-align: center;
  margin-top: var(--space-xl);
}

/* ============================================
   20. FAQ SECTION
   ============================================ */
.surface_top_4220 {
  max-width: 900px;
  margin: 0 auto;
}

.article-1be7 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.card-5d4c {
  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);
}

.card-5d4c:hover {
  background: var(--color-bg-alt);
}

.steel-288d {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.card-5d4c[aria-expanded="true"] .steel-288d {
  transform: rotate(180deg);
}

.filter-252a {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

.filter-252a h5 {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.filter-252a ul,
.filter-252a ol {
  margin: var(--space-sm) 0;
  padding-left: var(--space-lg);
}

.filter-252a li {
  margin-bottom: var(--space-xs);
}

.surface_gas_f645 {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.alert_343a {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: #9cdcfe;
}

.surface_gas_f645 code {
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.5;
}

/* ============================================
   21. CONCLUSION SECTION
   ============================================ */
.sidebar-red-d4cf {
  max-width: 800px;
  margin: 0 auto var(--space-xxl);
  text-align: center;
}

.liquid_c997 {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.disabled_fadc {
  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);
}

.component_9fc2 {
  padding: 12px 24px;
  background: #4caf50;
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 30px;
  box-shadow: var(--shadow-md);
}

.description-pink-53f1 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .description-pink-53f1 {
    grid-template-columns: 1fr;
  }
}

.hovered_9c00,
.sidebar_bb3f {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.hovered_9c00 {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

.sidebar_bb3f {
  background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
}

.hovered_9c00 h4,
.sidebar_bb3f h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.hovered_9c00 ul,
.sidebar_bb3f ul {
  list-style: none;
  padding: 0;
}

.hovered_9c00 li,
.sidebar_bb3f li {
  padding: var(--space-sm) 0;
  line-height: 1.6;
}

.feature-6380 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .feature-6380 {
    grid-template-columns: 1fr;
  }
}

.action_6a05 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.basic_2672 {
  background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
  color: white;
}

.modal_dim_f65a {
  background: linear-gradient(135deg, #f44336 0%, #e57373 100%);
  color: white;
}

.action_6a05 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.action_6a05 ul {
  list-style: none;
  padding: 0;
}

.action_6a05 li {
  padding: var(--space-xs) 0;
  color: white;
}

.stone_7401 {
  max-width: 800px;
  margin: var(--space-xxl) auto;
}

.stone_7401 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.stone_7401 p {
  margin-bottom: var(--space-md);
  color: var(--color-text-light);
  line-height: 1.8;
}

.outline_47dc {
  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);
}

.wide_d416 {
  font-style: italic;
}

.shadow_bottom_9d0b {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.stone-5872 {
  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;
}

.stone-5872 h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: white;
}

.stone-5872 p {
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
  color: rgba(255,255,255,0.9);
}

.middle-4362 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* ============================================
   22. RELATED CONTENT
   ============================================ */
.video-last-cda7 {
  padding: var(--space-xxl) 0;
  background: var(--color-bg-section);
}

.search_4a52 {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.static-012e {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .static-012e {
    grid-template-columns: 1fr;
  }
}

.stone_f06f {
  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);
}

.stone_f06f:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.soft-5b7e {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.stone_f06f h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.stone_f06f p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* ============================================
   23. FOOTER
   ============================================ */
.gradient_north_ccc6 {
  background: #212121;
  color: #e0e0e0;
  padding: var(--space-xxl) 0 var(--space-lg);
}

.feature_motion_d380 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (max-width: 768px) {
  .feature_motion_d380 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.pattern_5515 h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
}

.form-advanced-c520 p {
  color: #b0b0b0;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.primary_f34e {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.primary_f34e .hover-9293 {
  color: #4caf50;
  font-size: 0.875rem;
}

.grid_3025 {
  list-style: none;
  padding: 0;
}

.grid_3025 li {
  margin-bottom: var(--space-xs);
}

.grid_3025 a {
  color: #b0b0b0;
  text-decoration: none;
  transition: var(--transition-fast);
}

.grid_3025 a:hover {
  color: white;
}

.nav_ccb4 {
  list-style: none;
  padding: 0;
}

.nav_ccb4 li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: #b0b0b0;
}

.nav_ccb4 a {
  color: #b0b0b0;
  text-decoration: none;
}

.nav_ccb4 a:hover {
  color: white;
}

.summary-hard-8c28 {
  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);
}

.easy-8f5e p {
  font-size: 0.875rem;
  color: #808080;
  margin-bottom: var(--space-xs);
}

.easy-8f5e a {
  color: #4caf50;
  text-decoration: none;
}

.bronze_cea8 {
  font-size: 0.75rem;
  color: #666666;
}

.element_de35 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: #808080;
}

.pagination_slow_81ac {
  color: var(--color-primary-light);
  text-decoration: none;
  font-weight: 600;
}

.pagination_slow_81ac:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .summary-hard-8c28 {
    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;
  }
  
  .picture-large-a81f {
    font-size: 2rem;
  }
  
  .notice-50f4 {
    font-size: 1.75rem;
  }
  
  /* Ensure all grids are single column */
  .icon-top-a5c6,
  .slider-bright-2564 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 14px;
    --space-xl: 2rem;
    --space-xxl: 2.5rem;
  }
  
  .media_dim_3d92,
  .image_7fbd,
  .caption_739d,
  .row_5689,
  .description-pink-53f1,
  .feature-6380,
  .static-012e,
  .feature_motion_d380 {
    grid-template-columns: 1fr;
  }
  
  .fresh-f617 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Mobile-specific adjustments */
  .block-hovered-f9c7 {
    padding: var(--space-lg) 0;
  }
  
  .progress_gas_23d5 li a {
    font-size: 0.875rem;
    padding: var(--space-xs);
  }
  
  .progress_gas_23d5 li a:before {
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
  }
  
  /* Improve mobile readability */
  p, li {
    font-size: 0.9375rem;
  }
  
  /* Better touch targets */
  .iron_a20e {
    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;
  }
  
  .fresh-f617 {
    grid-template-columns: 1fr;
  }
  
  .paper_60aa,
  .middle-4362,
  .hero_advanced_363f {
    flex-direction: column;
    width: 100%;
  }
  
  .static-3589,
  .aside_5da0,
  .paper_60aa .iron_a20e,
  .middle-4362 .iron_a20e {
    width: 100%;
  }
  
  /* Smaller font sizes for very small screens */
  .picture-large-a81f {
    font-size: 1.5rem;
    line-height: 1.3;
  }
  
  .notice-50f4 {
    font-size: 1.375rem;
  }
  
  .title-eb33 {
    font-size: 2rem;
  }
  
  /* Reduce padding on small screens */
  .shade-de87,
  .widget_easy_06ce,
  .highlight_tall_a025,
  .module_3adb,
  .pattern-yellow-71cc {
    padding: var(--space-md);
  }
  
  /* Improve code readability on mobile */
  code,
  .pattern-simple-4001 {
    font-size: 0.625rem;
    word-break: break-all;
  }
  
  /* Better meta display */
  .tertiary-c2b5 {
    gap: var(--space-xs);
  }
  
  .outline-green-b25f {
    font-size: 0.75rem;
  }
  
  /* Optimize score circles */
  .box-184e {
    width: 100px;
    height: 100px;
    font-size: 2.5rem;
  }
  
  .first_4e4c {
    width: 150px;
    height: 150px;
  }
  
  .video-3cd5 {
    font-size: 3rem;
  }
}

/* ============================================
   25. PRINT STYLES
   ============================================ */
@media print {
  .dim-c5cd,
  .out_7c14,
  .paper_60aa,
  .stone-5872,
  .video-last-cda7,
  .gradient_north_ccc6,
  .form-inner-b35a {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  .block-hovered-f9c7 {
    page-break-inside: avoid;
  }
}

/* css-noise: eb39 */
.progress_short_61d4 {
  padding: 0.3rem;
  font-size: 14px;
  line-height: 1.3;
}

/* css-noise: c717 */
.widget-item-r5 {
  padding: 0.1rem;
  font-size: 10px;
  line-height: 1.2;
}
