```css
/* ============================================
   妖精漫画 - 完整样式表
   风格：温暖橙棕 + 现代毛玻璃 + 圆角卡片
   ============================================ */

/* ---------- 核心变量 ---------- */
:root {
  /* 主色系 - 温暖橙棕 */
  --primary: #C2410C;
  --primary-dark: #9A3412;
  --primary-light: #FDBA74;
  --primary-soft: #FFF7ED;

  /* 背景 */
  --bg-body: #FAFAFA;
  --bg-light: #FFFFFF;
  --bg-soft: #FFF7ED;
  --bg-gradient: linear-gradient(135deg, #FFF3E0 0%, #FFE0B2 100%);

  /* 文字 */
  --text-main: #1F2937;
  --text-secondary: #4B5563;
  --text-heading: #111827;
  --text-footer: #F3F4F6;

  /* 边框与阴影 */
  --border-light: #E5E7EB;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);

  /* 其他 */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --btn-text: #FFFFFF;
  --nav-blur: blur(12px);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- 深色模式变量 ---------- */
body.dark-mode {
  --primary: #FDBA74;
  --primary-dark: #F59E0B;
  --primary-light: #FBBF24;
  --primary-soft: #1F2937;

  --bg-body: #0F172A;
  --bg-light: #1E293B;
  --bg-soft: #1E293B;
  --bg-gradient: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);

  --text-main: #E2E8F0;
  --text-secondary: #94A3B8;
  --text-heading: #F8FAFC;
  --text-footer: #CBD5E1;

  --border-light: #334155;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
}

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

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

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'PingFang SC',
    'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  transition: background-color 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* ---------- 标题层级 ---------- */
h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  border-left: 6px solid var(--primary);
  padding-left: 1rem;
  margin: 2.5rem 0 1.5rem;
  position: relative;
}

h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--primary-light);
  border-radius: 2px;
  margin-top: 0.5rem;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  margin: 1.8rem 0 0.8rem;
}

h4 {
  font-size: 1.1rem;
  margin: 1.2rem 0 0.5rem;
  color: var(--primary);
}

p {
  margin-bottom: 1.2rem;
  color: var(--text-main);
}

/* ---------- 通用容器 ---------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  margin: 3rem 0;
  animation: fadeInUp 0.6s ease both;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #FFFFFF;
  padding: 0.7rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(194, 65, 12, 0.3);
  text-align: center;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(194, 65, 12, 0.4);
  color: #fff;
}

.btn:active {
  transform: translateY(0);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  box-shadow: none;
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

/* ---------- 导航栏 ---------- */
.nav-container {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: var(--nav-blur);
  -webkit-backdrop-filter: var(--nav-blur);
  border-bottom: 1px solid rgba(229, 231, 235, 0.5);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

body.dark-mode .nav-container {
  background: rgba(15, 23, 42, 0.85);
  border-bottom-color: rgba(51, 65, 85, 0.5);
}

.nav-container.scrolled {
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-heading);
  text-decoration: none;
  transition: opacity 0.2s;
}

.logo:hover {
  opacity: 0.9;
}

.logo svg {
  width: 38px;
  height: 38px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.4rem 0;
  position: relative;
  transition: color 0.2s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* 搜索框 */
.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-soft);
  border-radius: 50px;
  padding: 0.4rem 0.8rem;
  border: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(194, 65, 12, 0.1);
}

.search-box input {
  border: none;
  background: transparent;
  padding: 0.4rem 0.6rem;
  outline: none;
  color: var(--text-main);
  width: 140px;
  font-size: 0.9rem;
}

.search-box svg {
  width: 18px;
  height: 18px;
  fill: var(--text-secondary);
  flex-shrink: 0;
}

/* 主题切换按钮 */
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--text-main);
  padding: 0.4rem;
  border-radius: 50%;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background: var(--bg-soft);
  transform: rotate(20deg);
}

/* 汉堡按钮 */
.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--text-main);
  padding: 0.3rem;
  border-radius: 8px;
  transition: background 0.2s;
}

.hamburger:hover {
  background: var(--bg-soft);
}

/* 移动端菜单 */
.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--bg-light);
  border-top: 1px solid var(--border-light);
  padding: 0.8rem 1.5rem;
  animation: slideDown 0.3s ease;
}

body.dark-mode .mobile-menu {
  background: var(--bg-light);
}

.mobile-menu a {
  padding: 0.8rem 0;
  text-decoration: none;
  color: var(--text-main);
  border-bottom: 1px solid var(--border-light);
  font-weight: 500;
  transition: color 0.2s, padding-left 0.2s;
}

.mobile-menu a:hover {
  color: var(--primary);
  padding-left: 0.5rem;
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.mobile-menu.open {
  display: flex;
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  padding: 1.2rem 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  animation: fadeIn 0.5s ease;
}

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

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

/* ---------- Hero 区域 ---------- */
.hero-section {
  background: var(--bg-gradient);
  padding: 3.5rem 0;
  border-radius: 0 0 40px 40px;
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(194, 65, 12, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(253, 186, 116, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.hero-text {
  flex: 1 1 400px;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: 1.2rem;
  line-height: 1.2;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

body.dark-mode .hero-title {
  background: linear-gradient(135deg, #FDBA74, #F59E0B);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 1.8rem;
  font-weight: 400;
}

.hero-image {
  flex: 1 1 350px;
  display: flex;
  justify-content: center;
}

.hero-image svg {
  width: 100%;
  max-width: 380px;
  height: auto;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.1));
  animation: float 6s ease-in-out infinite;
}

/* ---------- 卡片网格 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.card {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

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

.card h3 {
  margin-top: 0;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.card .card-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

/* ---------- 文章卡片 ---------- */
.article-card {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 1rem;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.article-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
  transform: translateX(4px);
}

.article-card h4 {
  margin-top: 0;
  font-size: 1.15rem;
  color: var(--text-heading);
  transition: color 0.2s;
}

.article-card:hover h4 {
  color: var(--primary);
}

.article-meta {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.article-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.article-card a {
  color: var(--primary);
  font-weight: 500;
}

/* ---------- FAQ 样式 ---------- */
.faq-item {
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 1rem 1.5rem;
  margin-bottom: 0.8rem;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--primary-light);
}

.faq-q {
  font-weight: 600;
  color: var(--text-heading);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  user-select: none;
}

.faq-q span {
  font-size: 0.8rem;
  transition: transform 0.3s ease;
  color: var(--primary);
}

.faq-a {
  margin-top: 0.8rem;
  color: var(--text-main);
  display: none;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(194, 65, 12, 0.08);
}

.faq-item.active .faq-q span {
  transform: rotate(180deg);
}

.faq-item.active .faq-a {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* ---------- HowTo 步骤 ---------- */
.howto-step {
  background: var(--bg-soft);
  border-left: 4px solid var(--primary);
  padding: 1.2rem 1.5rem;
  margin-bottom: 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: var(--transition);
}

.howto-step:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.howto-step strong {
  color: var(--text-heading);
  font-size: 1.05rem;
  display: block;
  margin-bottom: 0.4rem;
}

.howto-step p {
  margin-bottom: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ---------- 联系表格 ---------- */
.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background: var(--bg-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.info-table th,
.info-table td {
  border: 1px solid var(--border-light);
  padding: 1rem 1.2rem;
  text-align: left;
}

.info-table th {
  background: var(--bg-soft);
  color: var(--text-heading);
  font-weight: 600;
  width: 150px;
}

.info-table td {
  color: var(--text-main);
}

.info-table tr:hover {
  background: var(--bg-soft);
}

/* ---------- 页脚 ---------- */
.footer {
  background: linear-gradient(135deg, #111827 0%, #1F2937 100%);
  color: #E5E7EB;
  padding: 3rem 0;
  margin-top: 4rem;
  position: relative;
}

body.dark-mode .footer {
  background: linear-gradient(135deg, #0B1120 0%, #1E293B 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2.5rem;
}

.footer h4 {
  color: #FFFFFF;
  margin-bottom: 1rem;
  font-size: 1.1rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--primary);
}

.footer a {
  color: #9CA3AF;
  text-decoration: none;
  font-size: 0.9rem;
  line-height: 2.2;
  transition: color 0.2s;
}

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

.footer p {
  color: #9CA3AF;
  font-size: 0.9rem;
}

/* ---------- 返回顶部按钮 ---------- */
#backToTop {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  font-size: 1.5rem;
  cursor: pointer;
  display: none;
  z-index: 999;
  box-shadow: 0 4px 15px rgba(194, 65, 12, 0.4);
  transition: var(--transition);
  align-items: center;
  justify-content: center;
}

#backToTop:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(194, 65, 12, 0.5);
}

#backToTop.show {
  display: flex;
  animation: fadeInUp 0.3s ease;
}

/* ---------- 工具类 ---------- */
.text-secondary {
  color: var(--text-secondary);
}

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

.mt-2 {
  margin-top: 0.8rem;
}

.mb-2 {
  margin-bottom: 0.8rem;
}

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

.fade-in {
  animation: fadeIn 0.5s ease;
}

/* ---------- 滚动动画 ---------- */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--primary-dark));
  border-radius: 4px;
}

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

/* ---------- 响应式设计 ---------- */
@media (max-width: 1024px) {
  .nav-links {
    gap: 1.5rem;
  }

  .search-box input {
    width: 100px;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .search-box {
    display: none;
  }

  .hamburger {
    display: block;
  }

  .mobile-menu.open {
    display: flex;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  h2 {
    font-size: 1.6rem;
  }

  .section {
    margin: 2rem 0;
  }

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

  .info-table th {
    width: 100px;
  }

  .breadcrumb {
    font-size: 0.8rem;
  }

  #backToTop {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .nav {
    padding: 0.6rem 1rem;
  }

  .logo {
    font-size: 1.2rem;
  }

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

  .hero-section {
    padding: 2.5rem 0;
    border-radius: 0 0 30px 30px;
  }

  .card {
    padding: 1.2rem;
  }

  .article-card {
    padding: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .info-table th,
  .info-table td {
    padding: 0.8rem;
  }
}

/* ---------- 打印样式 ---------- */
@media print {
  .nav-container,
  .footer,
  #backToTop,
  .theme-toggle,
  .hamburger,
  .search-box {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .hero-section {
    background: none;
    border-radius: 0;
  }
}

/* ---------- 无障碍支持 ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    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;
}

/* 选中文本颜色 */
::selection {
  background: var(--primary);
  color: #fff;
}
```