```css
/* ==========================================================================
   比熊漫画 - 完整样式表
   风格：暖萌治愈系 · 毛玻璃 · 圆角卡片 · 响应式 · 暗色模式
   ========================================================================== */

/* ---------- CSS 变量（主题令牌） ---------- */
:root {
  /* 主色板 */
  --brand-primary: #f5a623;
  --brand-primary-dark: #d48a1a;
  --brand-secondary: #a8d8ea;
  --brand-accent: #ffd166;
  --brand-bg: #fffaf3;
  --brand-bg-alt: #fdf3e7;
  --brand-surface: rgba(255, 255, 255, 0.75);
  --brand-surface-solid: #ffffff;
  --brand-text: #2d2a26;
  --brand-text-light: #6b5e53;
  --brand-text-invert: #ffffff;
  --brand-border: rgba(245, 166, 35, 0.2);
  --brand-shadow: 0 8px 32px rgba(245, 166, 35, 0.12);
  --brand-shadow-hover: 0 12px 40px rgba(245, 166, 35, 0.25);

  /* 毛玻璃参数 */
  --glass-blur: 16px;
  --glass-saturate: 180%;
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-border: 1px solid rgba(255, 255, 255, 0.3);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);

  /* 布局 */
  --container-max: 1280px;
  --container-padding: 1.5rem;
  --section-gap: 4rem;
  --card-radius: 20px;
  --card-radius-sm: 12px;
  --btn-radius: 50px;

  /* 字体 */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Cascadia Code", monospace;

  /* 动画 */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: 0.25s var(--ease-out);
  --transition-base: 0.4s var(--ease-out);
  --transition-slow: 0.6s var(--ease-out);

  /* 暗色模式变量（默认亮色） */
  --color-scheme: light;
  --bg-page: var(--brand-bg);
  --bg-section: var(--brand-bg-alt);
  --text-primary: var(--brand-text);
  --text-secondary: var(--brand-text-light);
  --card-bg: var(--brand-surface);
  --card-bg-solid: var(--brand-surface-solid);
  --border-color: var(--brand-border);
  --shadow-card: var(--brand-shadow);
  --shadow-hover: var(--brand-shadow-hover);
}

/* 暗色模式覆盖 */
@media (prefers-color-scheme: dark) {
  :root {
    --color-scheme: dark;
    --brand-bg: #1e1b18;
    --brand-bg-alt: #171412;
    --brand-surface: rgba(44, 40, 36, 0.8);
    --brand-surface-solid: #2c2824;
    --brand-text: #f0ebe3;
    --brand-text-light: #b8a99a;
    --brand-text-invert: #1e1b18;
    --brand-border: rgba(255, 209, 102, 0.15);
    --brand-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --brand-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.6);
    --glass-bg: rgba(30, 27, 24, 0.6);
    --glass-border: 1px solid rgba(255, 255, 255, 0.08);
  }
}

/* ---------- 基础重置与全局 ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: background-color 0.5s ease, color 0.5s ease;
  overflow-x: hidden;
}

/* 为暗色模式添加平滑过渡 */
body * {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.3s var(--ease-out);
}

/* 语义化容器 */
main,
header,
footer,
section {
  position: relative;
  width: 100%;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* 辅助类 */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 滚动条美化 ---------- */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-section);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: var(--brand-primary);
  border-radius: 10px;
  border: 2px solid var(--bg-section);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--brand-primary-dark);
}

/* 选中文本 */
::selection {
  background: var(--brand-primary);
  color: var(--brand-text-invert);
}

/* ---------- 页眉与导航 ---------- */
header {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border-bottom: var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--glass-shadow);
}

nav {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0.8rem var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-brand svg {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  transition: transform 0.3s var(--ease-spring);
}

.nav-brand a:hover svg {
  transform: scale(1.03) rotate(-1deg);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

nav ul li a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.6rem 1.2rem;
  border-radius: var(--btn-radius);
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  position: relative;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0.2rem;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--brand-primary);
  border-radius: 2px;
  transition: transform var(--transition-base);
}

nav ul li a:hover {
  background: rgba(245, 166, 35, 0.1);
  color: var(--brand-primary);
}

nav ul li a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

/* 搜索框 */
.search-box {
  display: flex;
  align-items: center;
  background: var(--glass-bg);
  border: var(--glass-border);
  border-radius: var(--btn-radius);
  padding: 0.2rem 0.2rem 0.2rem 1rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: box-shadow var(--transition-fast);
}

.search-box:focus-within {
  box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.3);
}

.search-box form {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.search-box input[type="search"] {
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.9rem;
  padding: 0.5rem 0.3rem;
  width: 180px;
  outline: none;
  font-family: inherit;
}

.search-box input[type="search"]::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

.search-box button {
  background: var(--brand-primary);
  color: var(--brand-text-invert);
  border: none;
  border-radius: var(--btn-radius);
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.search-box button:hover {
  background: var(--brand-primary-dark);
  transform: scale(1.02);
}

/* ---------- 主内容区 ---------- */
main {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
  padding: 2rem 0 4rem;
}

section {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
}

/* 通用标题样式 */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeUp 0.8s var(--ease-out) both;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.75rem;
}

h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
  border-radius: 4px;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---------- 首屏 Hero ---------- */
#home {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 3rem;
  padding-bottom: 3rem;
  background: radial-gradient(circle at 20% 50%, rgba(245, 166, 35, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(168, 216, 234, 0.1) 0%, transparent 50%);
  border-radius: var(--card-radius);
  margin-top: 1rem;
}

#home p {
  max-width: 600px;
  font-size: 1.1rem;
  margin: 0 auto 2rem;
}

#home svg {
  max-width: 100%;
  height: auto;
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-card);
  margin-top: 1rem;
  transition: transform var(--transition-base);
}

#home svg:hover {
  transform: scale(1.01) translateY(-5px);
}

/* ---------- 品牌介绍 ---------- */
#brand {
  background: var(--bg-section);
  border-radius: var(--card-radius);
  padding: 2.5rem var(--container-padding);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

#brand::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* ---------- 产品卡片网格 ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.product-grid article {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  animation: fadeUp 0.6s var(--ease-out) both;
}

.product-grid article:nth-child(2) {
  animation-delay: 0.15s;
}

.product-grid article:nth-child(3) {
  animation-delay: 0.3s;
}

.product-grid article:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.product-grid article svg {
  border-radius: var(--card-radius-sm);
  margin-bottom: 1rem;
  transition: transform var(--transition-base);
}

.product-grid article:hover svg {
  transform: scale(1.05);
}

.product-grid h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.product-grid p {
  font-size: 0.9rem;
  margin: 0;
}

/* ---------- 解决方案 ---------- */
#solutions {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: var(--glass-border);
  border-radius: var(--card-radius);
  padding: 2.5rem var(--container-padding);
  box-shadow: var(--glass-shadow);
}

#solutions h3 {
  color: var(--brand-primary);
  margin-top: 1.5rem;
}

/* ---------- 客户评价 ---------- */
#testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

#testimonials h2 {
  grid-column: 1 / -1;
}

#testimonials blockquote {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-left: 4px solid var(--brand-primary);
  border-radius: var(--card-radius-sm);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base);
}

#testimonials blockquote:hover {
  transform: translateX(6px);
}

#testimonials blockquote p {
  font-style: italic;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

#testimonials blockquote footer {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

/* ---------- 文章列表 ---------- */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.article-list article {
  background: var(--card-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius-sm);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.article-list article::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--brand-primary), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.article-list article:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-hover);
}

.article-list article:hover::after {
  opacity: 1;
}

.article-list article h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.article-list time {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(245, 166, 35, 0.1);
  padding: 0.2rem 0.8rem;
  border-radius: 20px;
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.article-list article p {
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.article-list article a {
  color: var(--brand-primary);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap var(--transition-fast);
}

.article-list article a::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.article-list article a:hover {
  gap: 0.6rem;
}

/* ---------- FAQ ---------- */
#faq {
  background: var(--bg-section);
  border-radius: var(--card-radius);
  padding: 2.5rem var(--container-padding);
  border: 1px solid var(--border-color);
}

details {
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: var(--glass-border);
  border-radius: var(--card-radius-sm);
  padding: 1rem 1.5rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

details:hover {
  background: rgba(245, 166, 35, 0.05);
  box-shadow: var(--shadow-card);
}

details summary {
  font-weight: 600;
  color: var(--text-primary);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

details summary::-webkit-details-marker {
  display: none;
}

details summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--brand-primary);
  transition: transform var(--transition-base);
}

details[open] summary::after {
  transform: rotate(45deg);
}

details p {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-color);
  color: var(--text-secondary);
}

/* ---------- HowTo 教程 ---------- */
#howto {
  background: linear-gradient(135deg, rgba(245, 166, 35, 0.05), rgba(168, 216, 234, 0.05));
  border-radius: var(--card-radius);
  padding: 2.5rem var(--container-padding);
  border: 1px solid var(--border-color);
}

#howto ol {
  padding-left: 1.5rem;
  margin: 1rem 0;
}

#howto ol li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  position: relative;
  padding-left: 0.5rem;
}

#howto strong {
  color: var(--brand-primary);
}

/* ---------- 联系我们 ---------- */
#contact {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: var(--glass-border);
  border-radius: var(--card-radius);
  padding: 2.5rem var(--container-padding);
  box-shadow: var(--glass-shadow);
}

#contact p {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

#contact p::before {
  content: '•';
  color: var(--brand-primary);
  font-weight: bold;
  font-size: 1.2rem;
}

/* ---------- 页脚 ---------- */
footer {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-top: var(--glass-border);
  padding: 3rem var(--container-padding) 2rem;
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  width: 100%;
  border-radius: var(--card-radius) var(--card-radius) 0 0;
}

footer h2 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

footer h2::after {
  width: 40px;
  height: 3px;
}

footer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

footer ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

footer ul li a:hover {
  color: var(--brand-primary);
  padding-left: 6px;
}

footer p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

footer .copyright {
  width: 100%;
  text-align: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* ---------- 滚动动画 ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* 滚动进入视口的动画 */
section {
  animation: fadeUp 0.8s var(--ease-out) both;
}

section:nth-of-type(2) { animation-delay: 0.1s; }
section:nth-of-type(3) { animation-delay: 0.2s; }
section:nth-of-type(4) { animation-delay: 0.3s; }
section:nth-of-type(5) { animation-delay: 0.4s; }
section:nth-of-type(6) { animation-delay: 0.5s; }
section:nth-of-type(7) { animation-delay: 0.6s; }
section:nth-of-type(8) { animation-delay: 0.7s; }
section:nth-of-type(9) { animation-delay: 0.8s; }

/* 使用 Intersection Observer 的场景（渐进增强） */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 响应式设计 ---------- */
/* 平板 */
@media (max-width: 1024px) {
  :root {
    --section-gap: 3rem;
  }

  nav {
    justify-content: center;
  }

  .search-box {
    order: 3;
    width: 100%;
    justify-content: center;
  }

  .search-box form {
    width: 100%;
  }

  .search-box input[type="search"] {
    flex: 1;
    width: auto;
  }
}

/* 手机 */
@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
    --section-gap: 2.5rem;
  }

  h1 {
    font-size: 2rem;
  }

  nav ul {
    gap: 0.2rem;
  }

  nav ul li a {
    font-size: 0.85rem;
    padding: 0.5rem 0.8rem;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  #home {
    padding-top: 2rem;
  }

  #testimonials {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  footer ul {
    align-items: center;
  }

  footer .copyright {
    margin-top: 1rem;
  }
}

/* 小屏手机 */
@media (max-width: 480px) {
  nav {
    flex-direction: column;
    gap: 0.8rem;
  }

  .nav-brand svg {
    width: 140px;
    height: auto;
  }

  .search-box {
    width: 100%;
  }

  .search-box input[type="search"] {
    width: 100%;
  }

  h2 {
    font-size: 1.3rem;
  }

  h3 {
    font-size: 1.1rem;
  }

  section {
    padding: 0 0.8rem;
  }

  #brand, #solutions, #faq, #howto, #contact {
    padding: 1.5rem 1rem;
  }
}

/* ---------- 打印样式 ---------- */
@media print {
  header, footer, .search-box, nav ul {
    display: none !important;
  }

  body {
    background: white;
    color: black;
    font-size: 12pt;
  }

  section {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* ---------- 高亮与焦点样式（无障碍） ---------- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--brand-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 链接通用样式 */
a {
  color: var(--brand-primary);
  text-decoration: none;
}

/* 卡片通用悬浮效果 */
article, blockquote, details {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

/* 渐变Banner效果 */
#home {
  background: linear-gradient(135deg, rgba(245, 166, 35, 0.08) 0%, rgba(255, 209, 102, 0.05) 50%, rgba(168, 216, 234, 0.08) 100%);
  position: relative;
  overflow: hidden;
}

#home::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

#home::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(168, 216, 234, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

/* 确保渐变Banner内容在层级之上 */
#home > * {
  position: relative;
  z-index: 1;
}

/* ---------- 暗色模式微调 ---------- */
@media (prefers-color-scheme: dark) {
  .product-grid article,
  .article-list article,
  #testimonials blockquote,
  details {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  #home svg {
    filter: brightness(0.9) contrast(1.05);
  }

  .search-box {
    background: rgba(44, 40, 36, 0.6);
  }
}

/* ---------- 性能优化：硬件加速 ---------- */
.product-grid article,
.article-list article,
#testimonials blockquote,
details,
nav ul li a {
  will-change: transform, box-shadow;
  backface-visibility: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 最终输出确认 ---------- */
/* 此文件为完整的比熊漫画样式表，包含：
   - 完整UI设计
   - 渐变Banner
   - 圆角卡片
   - 毛玻璃效果
   - 响应式布局
   - PC+手机自适应
   - 暗色模式支持
   - 滚动动画
   - hover动画
   所有样式均已内联，无外部引用。 */
```