```css
/* 尘柚漫画 - 完整样式表 */
:root {
  --primary: #4f6d5a;
  --primary-dark: #3d5a46;
  --primary-light: #6b8a76;
  --accent: #d9c7b2;
  --accent-light: #e8dccd;
  --bg: #faf7f2;
  --bg-alt: #f2eee7;
  --bg-card: #ffffff;
  --text: #2e2a24;
  --text-light: #57504a;
  --text-muted: #8a7a6a;
  --border: #e5d9cc;
  --shadow-sm: 0 4px 12px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 40px rgba(0,0,0,0.12);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-full: 50px;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-serif: 'Georgia', 'Times New Roman', serif;
}

/* 暗色模式变量 */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1e1b18;
    --bg-alt: #25211e;
    --bg-card: #2b2723;
    --text: #e8e0d8;
    --text-light: #c4b8ae;
    --text-muted: #9a8e82;
    --border: #3d362e;
    --accent: #8b7355;
    --accent-light: #4a413a;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.4);
    --shadow-lg: 0 16px 40px rgba(0,0,0,0.5);
  }
}

/* ===== 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%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  transition: background 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

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

::-webkit-scrollbar-track {
  background: var(--bg-alt);
}

::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: var(--radius-full);
}

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

/* ===== 头部导航 ===== */
.site-header {
  background: rgba(253, 251, 247, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

@media (prefers-color-scheme: dark) {
  .site-header {
    background: rgba(37, 33, 30, 0.85);
  }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  max-width: 1280px;
  margin: 0 auto;
  gap: 20px;
}

.logo {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 2px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  white-space: nowrap;
}

.logo:hover {
  opacity: 0.8;
  transform: scale(1.02);
}

.logo svg {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 1rem;
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 4px 8px 4px 16px;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 109, 90, 0.15);
}

.search-box input {
  border: none;
  outline: none;
  font-size: 0.9rem;
  padding: 6px;
  width: 140px;
  background: transparent;
  color: var(--text);
  transition: var(--transition);
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.search-box input:focus {
  width: 180px;
}

.search-box button {
  color: var(--text-muted);
  padding: 6px 10px;
  border-radius: var(--radius-full);
  transition: var(--transition);
  font-size: 1rem;
}

.search-box button:hover {
  color: var(--primary);
  background: rgba(79, 109, 90, 0.1);
}

.mobile-menu {
  display: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--text);
  padding: 4px 8px;
  border-radius: 8px;
  transition: var(--transition);
}

.mobile-menu:hover {
  background: var(--bg-alt);
}

/* ===== 面包屑 ===== */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 16px 0;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

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

.breadcrumb a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* ===== 首屏主视觉 ===== */
.hero {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  padding: 60px 0 40px;
  align-items: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: -10%;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(211, 223, 208, 0.3), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.hero-text {
  flex: 1 1 300px;
}

.hero-text h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.2;
  color: var(--primary-dark);
  margin-bottom: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.hero-text p {
  font-size: 1.15rem;
  color: var(--text-light);
  max-width: 600px;
  margin-bottom: 24px;
}

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, #d9e3d0, #c3d4b8);
  color: #2f4a2f;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  margin-bottom: 20px;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(47, 74, 47, 0.15);
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.hero-visual {
  flex: 1 1 300px;
  display: flex;
  justify-content: center;
  position: relative;
}

.hero-visual svg {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  transform: perspective(1000px) rotateY(0deg);
}

.hero-visual svg:hover {
  transform: perspective(1000px) rotateY(-3deg) scale(1.02);
}

/* ===== 区块标题 ===== */
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--primary-dark);
  margin: 60px 0 24px;
  border-left: 8px solid var(--primary);
  padding-left: 20px;
  position: relative;
  font-weight: 700;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 20px;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 3px;
}

/* ===== 文章卡片网格 ===== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin: 24px 0;
}

.article-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.article-card:hover::before {
  transform: scaleX(1);
}

.article-card h3 {
  font-size: 1.25rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
  transition: var(--transition);
  line-height: 1.4;
}

.article-card:hover h3 {
  color: var(--primary);
}

.article-card .meta {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-card p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.6;
}

.article-card .read-more {
  display: inline-block;
  margin-top: 16px;
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  font-size: 0.9rem;
}

.article-card .read-more:hover {
  border-bottom-color: var(--primary);
  letter-spacing: 0.5px;
}

/* ===== 图文板块 ===== */
.feature-block {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin: 40px 0;
  align-items: center;
  background: var(--bg-alt);
  padding: 40px;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.feature-block::after {
  content: '';
  position: absolute;
  bottom: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, var(--primary-light), transparent 70%);
  opacity: 0.1;
  pointer-events: none;
}

.feature-text {
  flex: 1 1 300px;
}

.feature-text h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--primary-dark);
  margin-bottom: 16px;
  font-weight: 700;
}

.feature-text p {
  color: var(--text-light);
  margin-top: 12px;
  line-height: 1.8;
}

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

.feature-visual {
  flex: 1 1 200px;
  display: flex;
  justify-content: center;
  transition: var(--transition);
}

.feature-visual svg {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.feature-visual:hover svg {
  transform: scale(1.03) rotate(2deg);
}

/* ===== 案例卡片 ===== */
.case-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 24px 0;
}

.case-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 24px;
  flex: 1 1 220px;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.case-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(79, 109, 90, 0.05), transparent);
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}

.case-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.case-item:hover::before {
  opacity: 1;
}

.case-item h4 {
  color: var(--primary);
  margin-bottom: 12px;
  font-size: 1.1rem;
  font-weight: 600;
}

.case-item p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-list details {
  background: var(--bg-card);
  padding: 20px 24px;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  border: 1px solid var(--border);
  transition: var(--transition);
  overflow: hidden;
}

.faq-list details:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}

.faq-list summary {
  font-weight: 600;
  cursor: pointer;
  color: var(--text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: var(--transition);
  font-size: 1rem;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--primary);
  transition: var(--transition);
  font-weight: 300;
  flex-shrink: 0;
}

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

.faq-list details[open] {
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(79, 109, 90, 0.1);
}

.faq-list p {
  margin-top: 12px;
  color: var(--text-light);
  line-height: 1.7;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== HowTo ===== */
.howto-box {
  background: linear-gradient(135deg, var(--bg-alt), #e6ede1);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin: 40px 0;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

@media (prefers-color-scheme: dark) {
  .howto-box {
    background: linear-gradient(135deg, #2b2723, #25211e);
  }
}

.howto-box h2 {
  font-size: 1.8rem;
  color: var(--primary-dark);
  margin-bottom: 20px;
}

.howto-box ol {
  margin-left: 24px;
  margin-top: 16px;
  margin-bottom: 16px;
}

.howto-box ol li {
  margin-bottom: 8px;
  color: var(--text-light);
  padding-left: 8px;
  transition: var(--transition);
}

.howto-box ol li:hover {
  color: var(--primary);
  transform: translateX(4px);
}

.howto-box p {
  color: var(--text-light);
  margin-bottom: 8px;
}

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

/* ===== 表格 ===== */
.info-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin: 24px 0;
}

.info-table td,
.info-table th {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  transition: var(--transition);
}

.info-table th {
  background: var(--bg-alt);
  color: var(--primary-dark);
  font-weight: 600;
}

.info-table tr:hover td {
  background: rgba(79, 109, 90, 0.05);
}

.info-table tr:last-child td {
  border-bottom: none;
}

/* ===== 联系/地址 ===== */
.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  background: var(--bg-alt);
  padding: 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  margin: 24px 0;
}

.contact-item {
  flex: 1 1 180px;
  min-width: 160px;
  transition: var(--transition);
  padding: 16px;
  border-radius: var(--radius-sm);
}

.contact-item:hover {
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.contact-item h4 {
  color: var(--primary);
  margin-bottom: 12px;
  font-size: 1.1rem;
}

.contact-item p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* 资质信息 */
.contact-grid + div {
  background: var(--bg-alt);
  margin-top: 24px;
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.contact-grid + div:hover {
  box-shadow: var(--shadow-sm);
}

.contact-grid + div p {
  color: var(--text-light);
  margin-bottom: 8px;
  line-height: 1.8;
}

.contact-grid + div strong {
  color: var(--primary);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-alt);
  margin-top: 60px;
  padding: 40px 0;
  color: var(--text-light);
  border-top: 1px solid var(--border);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  margin-bottom: 24px;
}

.footer-links a {
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.9rem;
  position: relative;
  padding: 4px 0;
}

.footer-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--primary);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-links a:hover::after {
  width: 100%;
}

.copyright {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.copyright p {
  margin-bottom: 8px;
}

/* ===== 返回顶部 ===== */
.to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 12px 20px;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-size: 0.9rem;
  box-shadow: var(--shadow-md);
  z-index: 999;
  transition: var(--transition);
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  opacity: 1;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

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

.hero-text,
.hero-visual,
.section-title,
.article-card,
.feature-block,
.case-item,
.faq-list details,
.howto-box,
.contact-grid {
  animation: fadeInUp 0.6s ease-out both;
}

.article-card:nth-child(2),
.feature-block:nth-child(2),
.case-item:nth-child(2) {
  animation-delay: 0.1s;
}

.article-card:nth-child(3),
.feature-block:nth-child(3),
.case-item:nth-child(3) {
  animation-delay: 0.2s;
}

.article-card:nth-child(4),
.case-item:nth-child(4) {
  animation-delay: 0.3s;
}

/* ===== 响应式布局 ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }

  .hero {
    padding: 40px 0 20px;
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .feature-block {
    padding: 28px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    padding: 10px 16px;
    gap: 12px;
  }

  .nav-links {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .search-box input {
    width: 90px;
  }

  .search-box input:focus {
    width: 120px;
  }

  .logo {
    font-size: 1.4rem;
  }

  .logo svg {
    width: 32px;
    height: 32px;
  }

  .hero {
    gap: 24px;
    padding: 32px 0 16px;
  }

  .hero-text h1 {
    font-size: 1.8rem;
  }

  .hero-text p {
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.4rem;
    margin: 40px 0 16px;
  }

  .article-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-block {
    padding: 24px;
    gap: 24px;
  }

  .case-cards {
    flex-direction: column;
  }

  .case-item {
    flex: 1 1 auto;
  }

  .contact-grid {
    padding: 24px;
    gap: 16px;
  }

  .howto-box {
    padding: 24px;
  }

  .to-top {
    bottom: 20px;
    right: 20px;
    padding: 10px 16px;
    font-size: 0.8rem;
  }

  .footer-links {
    gap: 16px;
  }
}

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

  .header-inner {
    padding: 8px 12px;
  }

  .logo {
    font-size: 1.2rem;
  }

  .search-box input {
    width: 70px;
  }

  .search-box input:focus {
    width: 90px;
  }

  .hero {
    padding: 24px 0 12px;
  }

  .hero-text h1 {
    font-size: 1.5rem;
  }

  .hero-badge {
    font-size: 0.8rem;
    padding: 6px 14px;
  }

  .feature-block {
    padding: 20px;
  }

  .feature-text h2 {
    font-size: 1.3rem;
  }

  .article-card {
    padding: 16px;
  }

  .faq-list details {
    padding: 14px 16px;
  }

  .contact-grid {
    padding: 16px;
  }

  .contact-item {
    flex: 1 1 100%;
  }

  .to-top {
    bottom: 16px;
    right: 16px;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .site-header,
  .to-top,
  .footer-links,
  .search-box,
  .mobile-menu {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .hero,
  .feature-block,
  .howto-box,
  .contact-grid {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* ===== 无障碍 ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===== 焦点可见性 ===== */
:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== 选中文本 ===== */
::selection {
  background: var(--primary);
  color: white;
}

/* ===== 渐变分隔线 ===== */
.gradient-divider {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  margin: 40px 0;
  border: none;
}

/* ===== 徽章动画 ===== */
.badge-pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(79, 109, 90, 0.3);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(79, 109, 90, 0);
  }
}

/* ===== 加载动画 ===== */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 20px auto;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== 骨架屏 ===== */
.skeleton {
  background: linear-gradient(90deg, var(--border) 25%, var(--bg-alt) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
```