/* ============================================
   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)
   ============================================ */
.filter-9b02 {
  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;
}

.filter-9b02:focus {
  top: 0;
}

/* ============================================
   3. CONTAINER & LAYOUT
   ============================================ */
.section_724c {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .section_724c {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 480px) {
  .section_724c {
    padding: 0 12px;
  }
}

/* Prevent horizontal overflow on all elements EXCEPT header */
*:not(.title-north-6858):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. */
.title-north-6858,
header,
.menu_active_48f9,
.surface-87f1,
.wide-0291,
.wood_d633,
.summary-cbd6,
.out-d02c,
.label_action_88ca {
  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
   ============================================ */
.title-north-6858 {
  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);
}

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

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

/* Scrolled state */
.title-north-6858.info_0453 {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 1);
}

.element_0d9a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  gap: var(--space-md);
}

.chip_outer_36e5 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.smooth_335d img {
  height: 36px;
  width: auto;
  display: block;
}

.main_under_804a {
  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;
}

.overlay_lite_7482 {
  flex: 1;
}

.message-80a5 {
  display: flex;
  list-style: none;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
}

.media_a538 {
  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);
}

.media_a538:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.media_a538.focus_436c {
  background: var(--color-primary);
  color: white;
}

/* Dropdown Navigation */
.thumbnail_bc4e {
  position: relative;
}

.box_623d {
  display: flex;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

.box_623d 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） */
.thumbnail_bc4e:hover .box_623d svg,
.box_623d[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.photo-north-d8c1 {
  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 */
.thumbnail_bc4e:hover .photo-north-d8c1 {
  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 */
.photo-north-d8c1::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
  background: transparent;
}

.form-857d {
  display: block;
  padding: 10px 20px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.form-857d: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 */
.form-857d[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.wide_f971 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Header Login Button */
.simple-7148 {
  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;
}

.simple-7148:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
  transform: translateY(-1px);
}

.simple-7148 svg {
  flex-shrink: 0;
}

/* Header Download Button */
.plasma_af4b {
  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;
}

.plasma_af4b: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);
}

.plasma_af4b svg {
  flex-shrink: 0;
  animation: bounce 2s infinite;
}

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

.shade-white-b362 {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
}

.detail-west-5828 {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-base);
}

/* Hamburger animation when active */
.shade-white-b362[aria-expanded="true"] .detail-west-5828:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.shade-white-b362[aria-expanded="true"] .detail-west-5828:nth-child(2) {
  opacity: 0;
}

.shade-white-b362[aria-expanded="true"] .detail-west-5828:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation Menu */
@media (max-width: 1100px) {
  .overlay_lite_7482 {
    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 */
  }

  .overlay_lite_7482::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Edge(Chromium) */
  }
  
  .overlay_lite_7482.wood-ed91 {
    display: block;
    right: 0;
  }
  
  .message-80a5 {
    flex-direction: column;
    gap: 0;
  }
  
  .media_a538 {
    display: block;
    padding: 16px 24px;
    border-radius: 0;
    border-bottom: 1px solid var(--color-border-light);
  }
  
  /* Mobile overlay */
  .overlay_lite_7482::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;
  }
  
  .overlay_lite_7482.wood-ed91::before {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 1100px) {
  .overlay_lite_7482 {
    display: none;
  }
  
  .shade-white-b362 {
    display: flex;
  }
  
  .main_under_804a {
    display: none;
  }
  
  /* Adjust header buttons on tablet */
  .simple-7148,
  .plasma_af4b {
    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 */
  .thumbnail_bc4e {
    position: relative;
  }
  
  .photo-north-d8c1 {
    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;
  }
  
  .box_623d[aria-expanded="true"] + .photo-north-d8c1 {
    max-height: 320px; /* 足够容纳所有子项，展开时自然撑开 */
    margin-top: 8px;
  }
  
  .form-857d {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  /* Stack buttons vertically or hide login on small screens */
  .wide_f971 {
    gap: 8px;
  }
  
  .simple-7148 {
    display: none;
  }
  
  .plasma_af4b {
    padding: 8px 16px;
    font-size: 0.875rem;
  }
  
  .smooth_335d img {
    height: 32px;
    width: auto;
  }
}

@media (max-width: 480px) {
  .plasma_af4b {
    padding: 6px 12px;
    font-size: 0.8125rem;
  }
  
  .plasma_af4b svg {
    width: 14px;
    height: 14px;
  }
  
  .element_0d9a {
    gap: var(--space-sm);
  }
}

/* ============================================
   5. ARTICLE META BANNER
   ============================================ */
.menu_active_48f9 {
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

.avatar_a0f7 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.west-2c93 {
  display: flex;
  align-items: center;
  gap: 6px;
}

.west-2c93 svg {
  flex-shrink: 0;
}

.west-2c93 a {
  color: var(--color-primary);
  text-decoration: none;
}

.west-2c93 a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .avatar_a0f7 {
    font-size: 0.8125rem;
    gap: var(--space-sm);
  }
}

/* ============================================
   6. HERO SECTION
   ============================================ */
.surface-87f1 {
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
}

.grid_b5e2 {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-xl);
  align-items: center;
  width: 100%;
}

@media (max-width: 1024px) {
  .grid_b5e2 {
    grid-template-columns: 1fr 350px;
    gap: var(--space-lg);
  }
}

.focused-8735 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.focused-8735 a {
  color: var(--color-primary);
  text-decoration: none;
}

.focused-8735 a:hover {
  text-decoration: underline;
}

.outline_e59c {
  color: var(--color-text-lighter);
}

.media-current-ecae {
  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) {
  .media-current-ecae {
    font-size: 2rem;
  }
}

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

.focus-3366 {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.link-a491 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .link-a491 {
    grid-template-columns: 1fr;
  }
}

.button-under-e4ef {
  display: flex;
  gap: var(--space-sm);
}

.column_dbda {
  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;
}

.element-97c2 {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.element-97c2 strong {
  font-weight: 600;
  color: var(--color-text);
}

.element-97c2 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.light_6bb2 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.paper-54ac {
  display: flex;
  align-items: center;
  justify-content: center;
}

.video_purple_e207 {
  position: relative;
  text-align: center;
}

.video_purple_e207 img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.right-9106 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.dynamic_9cf4 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.article-0bb1 {
  color: #ffa000;
  font-size: 1.25rem;
  letter-spacing: 2px;
}

.soft-ef2f {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.light_2916 {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.stone-252b {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 968px) {
  .grid_b5e2 {
    grid-template-columns: 1fr;
  }
  
  .media-current-ecae {
    font-size: 1.75rem;
  }
  
  .paper-54ac {
    order: -1;
    max-width: 100%;
  }
  
  .video_purple_e207 {
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .media-current-ecae {
    font-size: 1.5rem;
  }
  
  .focus-3366 {
    font-size: 1rem;
  }
  
  .focused-8735 {
    font-size: 0.8125rem;
    flex-wrap: wrap;
  }
  
  .video_purple_e207 {
    max-width: 250px;
  }
}

/* ============================================
   7. BUTTONS
   ============================================ */
.liquid-58d9 {
  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;
}

.narrow_cdc6 {
  background: var(--color-primary);
  color: white;
}

.narrow_cdc6:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.dirty-a3e8 {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.dirty-a3e8:hover {
  background: var(--color-primary);
  color: white;
}

.copper-e827 {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.copper-e827:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.thick_2d46 {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.chip_11b8 {
  padding: 20px 40px;
  font-size: 1.25rem;
}

/* ============================================
   8. STATS SECTION
   ============================================ */
.wide-0291 {
  padding: var(--space-xl) 0;
  background: white;
}

.right_9c17 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}

.content-cb12 {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.content-cb12:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

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

.grid-0f8b {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

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

/* ============================================
   9. TABLE OF CONTENTS
   ============================================ */
.wood_d633 {
  padding: var(--space-xl) 0;
  background: var(--color-bg-section);
}

.panel_thick_2ff3 {
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.outline-3909 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.outer-0fd1 {
  list-style: none;
  counter-reset: toc-counter;
}

.outer-0fd1 li {
  counter-increment: toc-counter;
  margin-bottom: var(--space-sm);
}

.outer-0fd1 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);
}

.outer-0fd1 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;
}

.outer-0fd1 li a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* ============================================
   10. CONTENT SECTIONS
   ============================================ */
.summary-cbd6 {
  padding: var(--space-xxl) 0;
}

.title_f398 {
  background: var(--color-bg-section);
}

.last-f3bb {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-xl);
}

.down-f3c4 {
  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);
}

.tooltip-adb7 {
  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);
}

.hot-dc70 {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.copper-a27c {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--space-xl);
  width: 100%;
}

@media (max-width: 1200px) {
  .copper-a27c {
    grid-template-columns: 1fr 300px;
  }
}

.menu_e409 {
  max-width: 750px;
  width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.menu_e409 img {
  max-width: 100%;
  height: auto;
  display: block;
}

.menu_e409 pre,
.menu_e409 code {
  overflow-x: auto;
  max-width: 100%;
}

.menu_e409 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);
}

.menu_e409 h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-text);
}

.menu_e409 h5 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.menu_e409 p {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.menu_e409 ul,
.menu_e409 ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.menu_e409 li {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.menu_e409 strong {
  font-weight: 600;
  color: var(--color-text);
}

.menu_e409 a {
  color: var(--color-primary);
  text-decoration: underline;
}

.menu_e409 a:hover {
  color: var(--color-primary-dark);
}

.menu-18b1 {
  counter-reset: list-counter;
  list-style: none;
  padding-left: 0;
}

.menu-18b1 li {
  counter-increment: list-counter;
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: var(--space-md);
}

.menu-18b1 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) {
  .copper-a27c {
    grid-template-columns: 1fr;
  }
  
  .tooltip-adb7 {
    font-size: 1.75rem;
  }
  
  .menu_e409 {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .tooltip-adb7 {
    font-size: 1.5rem;
  }
  
  .menu_e409 h3 {
    font-size: 1.375rem;
  }
  
  .menu_e409 h4 {
    font-size: 1.125rem;
  }
}

/* ============================================
   11. INFO BOXES
   ============================================ */
.hero_rough_4efd {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  border-left: 4px solid;
}

.left-e596 {
  background: #fff3e0;
  border-color: var(--color-warning);
}

.icon_df1b {
  background: #e3f2fd;
  border-color: var(--color-primary);
}

.photo-c442 {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.icon_c4dc strong {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

/* ============================================
   12. AUTHOR NOTE
   ============================================ */
.old-5c66 {
  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;
}

.text_259d {
  flex-shrink: 0;
}

.caption-4bd8 strong {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

/* ============================================
   13. TABLES
   ============================================ */
.static_35ff {
  overflow-x: auto;
  margin: var(--space-lg) 0;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .static_35ff {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
    border-radius: 0;
  }
}

.media-55cc,
.label_smooth_f722,
.bright-c8e8 {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.media-55cc thead,
.label_smooth_f722 thead {
  background: var(--color-primary);
  color: white;
}

.media-55cc th,
.media-55cc td,
.label_smooth_f722 th,
.label_smooth_f722 td,
.bright-c8e8 th,
.bright-c8e8 td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .media-55cc th,
  .media-55cc td,
  .label_smooth_f722 th,
  .label_smooth_f722 td,
  .bright-c8e8 th,
  .bright-c8e8 td {
    padding: var(--space-sm);
    font-size: 0.875rem;
  }
  
  .media-55cc,
  .label_smooth_f722,
  .bright-c8e8 {
    min-width: 600px;
  }
}

.media-55cc th,
.label_smooth_f722 th,
.bright-c8e8 th {
  font-weight: 600;
}

.media-55cc tbody tr:hover,
.label_smooth_f722 tbody tr:hover,
.bright-c8e8 tbody tr:hover {
  background: var(--color-bg-alt);
}

.badge-ab19 {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-style: italic;
  margin-top: var(--space-sm);
}

/* ============================================
   14. SIDEBAR
   ============================================ */
.mask_pro_158a {
  position: sticky;
  top: 80px;
  align-self: start;
}

.hovered_2eff {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}

.hovered_2eff h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.gradient_7c7b {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.gradient_7c7b h4 {
  color: white;
}

.cool_1a1e {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.next-b4ba {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.next-b4ba:last-child {
  border-bottom: none;
}

.next-b4ba dt {
  font-weight: 600;
  color: var(--color-text-light);
}

.next-b4ba dd {
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
}

.list_cold_ea97 {
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  word-break: break-all;
}

.photo-8590 {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-md);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.photo-8590:hover {
  text-decoration: underline;
}

.basic_9eb5 {
  text-align: center;
  margin-bottom: var(--space-md);
}

.focus-19ba {
  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);
}

.focus-19ba span {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.tag-e6fe {
  font-weight: 600;
  color: white;
}

.item-dd6f {
  list-style: none;
  padding: 0;
}

.item-dd6f li {
  padding: var(--space-xs) 0;
}

.steel_6b03 {
  color: #4caf50;
}

.dropdown-b9b5 {
  color: #ff9800;
}

.disabled_wood_5972 {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.narrow_a965 {
  display: grid;
  grid-template-columns: 80px 1fr 40px;
  align-items: center;
  gap: var(--space-sm);
}

.component-0126 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.glass-0a0e {
  height: 8px;
  background: var(--color-border-light);
  border-radius: 4px;
  overflow: hidden;
}

.solid_64ef {
  height: 100%;
  background: linear-gradient(90deg, #4caf50 0%, #8bc34a 100%);
  transition: width var(--transition-slow);
}

.hard_59c3 {
  font-weight: 700;
  color: var(--color-text);
  text-align: right;
}

/* ============================================
   15. FEATURE GRID
   ============================================ */
.carousel-5d3c {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .carousel-5d3c {
    grid-template-columns: 1fr;
  }
}

.rough_aeb8 {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
}

.rough_aeb8:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.badge-7829 {
  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;
}

.rough_aeb8 h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.rough_aeb8 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.backdrop_dynamic_e929 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.tag-e6fe {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-light);
}

.notice-cold-f213 {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-primary);
}

.gradient-left-0503 {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.gradient-left-0503 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

/* ============================================
   16. COMPARISON & DECISION HELPER
   ============================================ */
.border_f8f4 {
  max-width: 900px;
  margin: 0 auto;
}

.rough-241f {
  text-align: center;
  margin-bottom: var(--space-xl);
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.heading-gold-9c43 {
  margin: var(--space-xl) 0;
  overflow-x: auto;
  width: 100%;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .heading-gold-9c43 {
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    width: calc(100% + 2 * var(--space-sm));
  }
}

.description-orange-12c1 {
  margin-top: var(--space-xxl);
}

.description-orange-12c1 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.tabs_hovered_5429 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

@media (max-width: 768px) {
  .tabs_hovered_5429 {
    grid-template-columns: 1fr;
  }
}

.panel_small_5882 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.border_huge_67d2 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.notification-8a49 {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.panel_small_5882 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.panel_small_5882 ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-lg);
}

.panel_small_5882 li {
  padding: var(--space-xs) 0;
  color: white;
}

.panel_small_5882 .liquid-58d9 {
  width: 100%;
  background: white;
}

.border_huge_67d2 .liquid-58d9 {
  color: #667eea;
}

.notification-8a49 .liquid-58d9 {
  color: #f5576c;
}

/* ============================================
   17. TUTORIAL / STEPS
   ============================================ */
.main_ce10 {
  max-width: 900px;
  margin: 0 auto;
}

.text_e4dc {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-xl);
  overflow: hidden;
}

.white_ac33 {
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
}

.selected_5d28 {
  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);
}

.white_ac33 h3 {
  margin: 0;
  font-size: 1.5rem;
  color: white;
}

.clean_240c {
  padding: var(--space-xl);
}

@media (max-width: 768px) {
  .white_ac33 {
    padding: var(--space-md);
  }
  
  .clean_240c {
    padding: var(--space-md);
  }
  
  .chip-blue-a420 {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
  }
}

.hidden-rough-cd4d ol,
.hidden-rough-cd4d ul {
  margin: var(--space-md) 0;
  padding-left: var(--space-lg);
}

.hidden-rough-cd4d li {
  margin-bottom: var(--space-sm);
}

.hidden-rough-cd4d code {
  background: var(--color-bg-alt);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
}

.text_fluid_f276 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #fff3e0;
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-md);
}

.sort_north_851b {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #ffebee;
  border-left: 4px solid var(--color-danger);
  border-radius: var(--radius-md);
}

.chip-blue-a420 {
  margin-top: var(--space-lg);
  text-align: center;
}

.chip-blue-a420 img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.title-5df2,
.footer-bb37,
.clean-1789,
.focus-hard-395c {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.accordion-liquid-239a {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.footer-prev-65e6 {
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

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

.form-1040 {
  padding: 8px 16px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
}

.form-1040:hover {
  background: var(--color-primary-dark);
}

.grid_last_1177 {
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  text-align: center;
}

.grid_last_1177 h4 {
  margin-bottom: var(--space-md);
}

.pressed_38d9 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ============================================
   18. SECURITY SECTION
   ============================================ */
.bottom-c1e7 {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  font-size: 1.125rem;
  text-align: center;
  color: var(--color-text-light);
}

.clean-bc55 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

@media (max-width: 768px) {
  .clean-bc55 {
    grid-template-columns: 1fr;
  }
}

.north-b830 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid;
}

.image_9000 {
  border-color: var(--color-success);
}

.fresh_f591 {
  border-color: var(--color-warning);
}

.description-selected-675c {
  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);
}

.image_9000 .description-selected-675c {
  background: #e8f5e9;
  color: var(--color-success);
}

.fresh_f591 .description-selected-675c {
  background: #fff3e0;
  color: var(--color-warning);
}

.north-b830 h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

.north-b830 p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.tabs-7952 {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.simple-f2ff {
  margin: var(--space-xxl) 0;
}

.simple-f2ff h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-md);
}

.simple-f2ff > p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.gas_a105 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .gas_a105 {
    grid-template-columns: 1fr;
  }
}

.mini_be63 {
  padding: var(--space-lg);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.mini_be63 h4 {
  margin-bottom: var(--space-md);
  font-size: 1.125rem;
  color: var(--color-primary);
}

.frame_aa7c {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  cursor: pointer;
}

.frame_aa7c input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 4px;
  cursor: pointer;
}

.paragraph-90b5 {
  margin-top: var(--space-xxl);
}

.cold_c167 {
  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);
}

.list_249e {
  text-align: center;
}

.footer-2163 {
  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);
}

.text-722e {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: white;
}

.footer-2163 .tag-e6fe {
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
}

.notice-rough-5dc1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.north_bc9c p {
  margin-bottom: var(--space-md);
}

.item_dim_04c5 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .cold_c167 {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   19. REVIEW SECTION
   ============================================ */
.steel-19a8 {
  max-width: 600px;
  margin: 0 auto var(--space-xxl);
}

.breadcrumb-9c8f {
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.label-old-6a4b {
  margin-bottom: var(--space-xl);
}

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

.status-6183 {
  font-size: 2rem;
  color: #ffa000;
  letter-spacing: 4px;
  margin: var(--space-sm) 0;
}

.backdrop_selected_73d1 {
  color: var(--color-text-light);
}

.shadow_fixed_72d3 {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.tooltip-new-55f0 {
  display: grid;
  grid-template-columns: 40px 1fr 50px;
  align-items: center;
  gap: var(--space-sm);
}

.copper-3d0a {
  font-weight: 600;
  color: var(--color-text);
}

.notice-22f8 {
  height: 12px;
  background: var(--color-border-light);
  border-radius: 6px;
  overflow: hidden;
}

.breadcrumb-cd8b {
  height: 100%;
  background: linear-gradient(90deg, #ffa000 0%, #ff6f00 100%);
  transition: width var(--transition-slow);
}

.focused-bd6c {
  text-align: right;
  font-weight: 600;
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.filter-green-20c5 {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.gold_c950 {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-xl);
}

.hot_7132 {
  border: 2px solid #4caf50;
}

.container_gold_f078 {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  gap: var(--space-md);
}

.content_tall_1e5d {
  display: flex;
  gap: var(--space-md);
  flex: 1;
}

.hero_down_1053 {
  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;
}

.image_e28e {
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

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

.block_e42b {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.disabled-664f {
  text-align: right;
}

.disabled-664f .box-aa71 {
  color: #ffa000;
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.huge-90c7 {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.button-5e7f h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
  color: var(--color-text);
}

.button-5e7f p {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.footer_warm_7fd2 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

.grid_medium_101c {
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
}

.easy_d047 {
  background: #e8f5e9;
  color: #2e7d32;
}

.sort_up_6ac8 {
  background: #e3f2fd;
  color: #1565c0;
}

.sort-0792 {
  background: #fff3e0;
  color: #e65100;
}

.list-thick-b762 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.list-thick-b762 span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.title_complex_d286 {
  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);
}

.title_complex_d286:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-text-light);
}

.progress-8fc4 {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: #f1f8ff;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.carousel-532f {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.carousel-532f strong {
  color: var(--color-primary);
}

.texture-701a {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.huge_d147 {
  text-align: center;
  margin-top: var(--space-xl);
}

/* ============================================
   20. FAQ SECTION
   ============================================ */
.photo-fbb1 {
  max-width: 900px;
  margin: 0 auto;
}

.background-5c5d {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.slow_fcec {
  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);
}

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

.message-fixed-275c {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.slow_fcec[aria-expanded="true"] .message-fixed-275c {
  transform: rotate(180deg);
}

.layout_pink_10c4 {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

.layout_pink_10c4 h5 {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-sm);
  color: var(--color-text);
}

.layout_pink_10c4 ul,
.layout_pink_10c4 ol {
  margin: var(--space-sm) 0;
  padding-left: var(--space-lg);
}

.layout_pink_10c4 li {
  margin-bottom: var(--space-xs);
}

.label-0639 {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.focus-full-53e9 {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: #9cdcfe;
}

.label-0639 code {
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.5;
}

/* ============================================
   21. CONCLUSION SECTION
   ============================================ */
.card_74de {
  max-width: 800px;
  margin: 0 auto var(--space-xxl);
  text-align: center;
}

.grid-3b7b {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.gradient-stone-05c0 {
  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);
}

.icon-stone-13de {
  padding: 12px 24px;
  background: #4caf50;
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 30px;
  box-shadow: var(--shadow-md);
}

.layout_72b4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .layout_72b4 {
    grid-template-columns: 1fr;
  }
}

.preview_narrow_0c17,
.popup_adfa {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.preview_narrow_0c17 {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

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

.preview_narrow_0c17 h4,
.popup_adfa h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.preview_narrow_0c17 ul,
.popup_adfa ul {
  list-style: none;
  padding: 0;
}

.preview_narrow_0c17 li,
.popup_adfa li {
  padding: var(--space-sm) 0;
  line-height: 1.6;
}

.breadcrumb_stone_adc7 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

@media (max-width: 768px) {
  .breadcrumb_stone_adc7 {
    grid-template-columns: 1fr;
  }
}

.warm-d329 {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.dirty_5d43 {
  background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
  color: white;
}

.notification_black_f756 {
  background: linear-gradient(135deg, #f44336 0%, #e57373 100%);
  color: white;
}

.warm-d329 h4 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: white;
}

.warm-d329 ul {
  list-style: none;
  padding: 0;
}

.warm-d329 li {
  padding: var(--space-xs) 0;
  color: white;
}

.old-5164 {
  max-width: 800px;
  margin: var(--space-xxl) auto;
}

.old-5164 h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.old-5164 p {
  margin-bottom: var(--space-md);
  color: var(--color-text-light);
  line-height: 1.8;
}

.hover-outer-1df2 {
  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);
}

.message-c5f5 {
  font-style: italic;
}

.logo-aeb2 {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.video-dynamic-0f95 {
  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;
}

.video-dynamic-0f95 h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: white;
}

.video-dynamic-0f95 p {
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
  color: rgba(255,255,255,0.9);
}

.liquid-de18 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* ============================================
   22. RELATED CONTENT
   ============================================ */
.out-d02c {
  padding: var(--space-xxl) 0;
  background: var(--color-bg-section);
}

.new-4f7e {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.new-dc8b {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .new-dc8b {
    grid-template-columns: 1fr;
  }
}

.basic-318f {
  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);
}

.basic-318f:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.top-762c {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.basic-318f h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.basic-318f p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* ============================================
   23. FOOTER
   ============================================ */
.label_action_88ca {
  background: #212121;
  color: #e0e0e0;
  padding: var(--space-xxl) 0 var(--space-lg);
}

.narrow_4eae {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (max-width: 768px) {
  .narrow_4eae {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.search_caf2 h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
}

.background_6b0a p {
  color: #b0b0b0;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.narrow-e4a3 {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.narrow-e4a3 .button-under-e4ef {
  color: #4caf50;
  font-size: 0.875rem;
}

.aside-ef26 {
  list-style: none;
  padding: 0;
}

.aside-ef26 li {
  margin-bottom: var(--space-xs);
}

.aside-ef26 a {
  color: #b0b0b0;
  text-decoration: none;
  transition: var(--transition-fast);
}

.aside-ef26 a:hover {
  color: white;
}

.info_b44f {
  list-style: none;
  padding: 0;
}

.info_b44f li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: #b0b0b0;
}

.info_b44f a {
  color: #b0b0b0;
  text-decoration: none;
}

.info_b44f a:hover {
  color: white;
}

.widget-b2e9 {
  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);
}

.first-86fd p {
  font-size: 0.875rem;
  color: #808080;
  margin-bottom: var(--space-xs);
}

.first-86fd a {
  color: #4caf50;
  text-decoration: none;
}

.disabled_motion_aa88 {
  font-size: 0.75rem;
  color: #666666;
}

.rough-3a44 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: #808080;
}

.action_79f9 {
  color: var(--color-primary-light);
  text-decoration: none;
  font-weight: 600;
}

.action_79f9:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .widget-b2e9 {
    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;
  }
  
  .media-current-ecae {
    font-size: 2rem;
  }
  
  .tooltip-adb7 {
    font-size: 1.75rem;
  }
  
  /* Ensure all grids are single column */
  .grid_b5e2,
  .copper-a27c {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 14px;
    --space-xl: 2rem;
    --space-xxl: 2.5rem;
  }
  
  .carousel-5d3c,
  .clean-bc55,
  .tabs_hovered_5429,
  .gas_a105,
  .layout_72b4,
  .breadcrumb_stone_adc7,
  .new-dc8b,
  .narrow_4eae {
    grid-template-columns: 1fr;
  }
  
  .right_9c17 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Mobile-specific adjustments */
  .summary-cbd6 {
    padding: var(--space-lg) 0;
  }
  
  .outer-0fd1 li a {
    font-size: 0.875rem;
    padding: var(--space-xs);
  }
  
  .outer-0fd1 li a:before {
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
  }
  
  /* Improve mobile readability */
  p, li {
    font-size: 0.9375rem;
  }
  
  /* Better touch targets */
  .liquid-58d9 {
    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;
  }
  
  .right_9c17 {
    grid-template-columns: 1fr;
  }
  
  .light_6bb2,
  .liquid-de18,
  .pressed_38d9 {
    flex-direction: column;
    width: 100%;
  }
  
  .thick_2d46,
  .chip_11b8,
  .light_6bb2 .liquid-58d9,
  .liquid-de18 .liquid-58d9 {
    width: 100%;
  }
  
  /* Smaller font sizes for very small screens */
  .media-current-ecae {
    font-size: 1.5rem;
    line-height: 1.3;
  }
  
  .tooltip-adb7 {
    font-size: 1.375rem;
  }
  
  .center_ccfd {
    font-size: 2rem;
  }
  
  /* Reduce padding on small screens */
  .content-cb12,
  .rough_aeb8,
  .hovered_2eff,
  .gold_c950,
  .text_e4dc {
    padding: var(--space-md);
  }
  
  /* Improve code readability on mobile */
  code,
  .image_afff {
    font-size: 0.625rem;
    word-break: break-all;
  }
  
  /* Better meta display */
  .avatar_a0f7 {
    gap: var(--space-xs);
  }
  
  .west-2c93 {
    font-size: 0.75rem;
  }
  
  /* Optimize score circles */
  .focus-19ba {
    width: 100px;
    height: 100px;
    font-size: 2.5rem;
  }
  
  .footer-2163 {
    width: 150px;
    height: 150px;
  }
  
  .text-722e {
    font-size: 3rem;
  }
}

/* ============================================
   25. PRINT STYLES
   ============================================ */
@media print {
  .title-north-6858,
  .menu_active_48f9,
  .light_6bb2,
  .video-dynamic-0f95,
  .out-d02c,
  .label_action_88ca,
  .shade-white-b362 {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  .summary-cbd6 {
    page-break-inside: avoid;
  }
}

/* css-noise: eb39 */
.item_bronze_7438 {
  padding: 0.3rem;
  font-size: 14px;
  line-height: 1.3;
}

/* css-noise: dc97 */
.widget-item-c3 {
  padding: 0.2rem;
  font-size: 14px;
  line-height: 1.2;
}
