/* ===== 全局重置与基础样式 ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #1a1a2e;
  --primary-light: #16213e;
  --accent: #ffd700;
  --accent-hover: #e6c200;
  --secondary: #e94560;
  --dark-bg: #121212;
  --dark-card: #1e1e1e;
  --dark-text: #e0e0e0;
  --light-bg: #f9f9f9;
  --light-card: #ffffff;
  --light-text: #333333;
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.15);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.18);
  --radius-sm: 8px;
  --radius-md: 15px;
  --radius-lg: 25px;
  --radius-full: 50px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

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

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

body.dark-mode {
  background: var(--dark-bg);
  color: var(--dark-text);
}

a {
  color: #1a73e8;
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  text-decoration: underline;
  color: var(--accent);
}

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

ul, ol {
  list-style: none;
}

/* ===== 容器 ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

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

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(26, 26, 46, 0.3);
  border-radius: 10px;
}

body.dark-mode ::-webkit-scrollbar-thumb {
  background: rgba(255, 215, 0, 0.3);
}

/* ===== 按钮通用样式 ===== */
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: var(--primary);
  padding: 14px 36px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  display: inline-block;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px rgba(255, 215, 0, 0.45);
  text-decoration: none;
}

/* ===== Header ===== */
header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  background: rgba(26, 26, 46, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background var(--transition);
}

body.dark-mode header {
  background: rgba(18, 18, 18, 0.95);
  border-bottom-color: rgba(255, 215, 0, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  min-height: 64px;
}

.logo a {
  display: flex;
  align-items: center;
  transition: opacity var(--transition);
}

.logo a:hover {
  opacity: 0.85;
}

nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 6px;
}

.nav-menu a {
  color: rgba(255, 255, 255, 0.85);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}

.nav-menu a:hover,
.nav-menu a.active {
  background: rgba(255, 215, 0, 0.15);
  color: var(--accent);
  text-decoration: none;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-box {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  transition: background var(--transition), box-shadow var(--transition);
  border: 1px solid transparent;
}

.search-box:focus-within {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.search-box input {
  border: none;
  background: transparent;
  color: white;
  outline: none;
  width: 120px;
  font-size: 0.9rem;
  transition: width var(--transition);
}

.search-box input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.search-box input:focus {
  width: 160px;
}

.search-box button {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 2px 4px;
  transition: transform var(--transition);
}

.search-box button:hover {
  transform: scale(1.15);
}

#darkModeToggle {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 1.3rem;
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}

#darkModeToggle:hover {
  background: rgba(255, 215, 0, 0.2);
  transform: rotate(20deg);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.6rem;
  cursor: pointer;
  padding: 4px 8px;
  transition: opacity var(--transition);
}

.mobile-menu-btn:hover {
  opacity: 0.8;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  background: rgba(240, 240, 240, 0.8);
  padding: 10px 20px;
  font-size: 0.85rem;
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

body.dark-mode .breadcrumb {
  background: rgba(42, 42, 42, 0.8);
  border-bottom-color: rgba(255, 255, 255, 0.04);
}

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

body.dark-mode .breadcrumb a {
  color: var(--accent);
}

/* ===== Hero Banner ===== */
.hero-banner {
  position: relative;
  overflow: hidden;
  height: 520px;
  min-height: 50vh;
}

.hero-slider {
  position: relative;
  height: 100%;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slide.active {
  opacity: 1;
  visibility: visible;
}

.slide-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
  padding: 30px;
  max-width: 750px;
}

.slide-content h1 {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  margin-bottom: 16px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  line-height: 1.2;
  font-weight: 800;
}

.slide-content p {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  margin-bottom: 28px;
  opacity: 0.9;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.slide-bg svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-controls {
  position: absolute;
  top: 50%;
  width: 100%;
  display: flex;
  justify-content: space-between;
  transform: translateY(-50%);
  z-index: 3;
  padding: 0 20px;
  pointer-events: none;
}

.slider-controls button {
  pointer-events: auto;
  background: rgba(0, 0, 0, 0.25);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 12px 18px;
  cursor: pointer;
  font-size: 1.6rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  transition: background var(--transition), transform var(--transition);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider-controls button:hover {
  background: rgba(255, 215, 0, 0.3);
  transform: scale(1.1);
}

.slider-dots {
  position: absolute;
  bottom: 24px;
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 12px;
  z-index: 3;
}

.slider-dots .dot {
  width: 12px;
  height: 12px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  border: 2px solid transparent;
}

.slider-dots .dot.active {
  background: var(--accent);
  transform: scale(1.3);
  border-color: rgba(255, 255, 255, 0.3);
}

.slider-dots .dot:hover {
  background: rgba(255, 215, 0, 0.6);
  transform: scale(1.15);
}

/* ===== Section通用 ===== */
.section {
  padding: 70px 0;
  position: relative;
}

.section h2 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  margin-bottom: 30px;
  text-align: center;
  font-weight: 700;
  position: relative;
  padding-bottom: 16px;
}

.section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--secondary));
  border-radius: 4px;
}

body.dark-mode .section h2 {
  color: var(--accent);
}

.section p {
  max-width: 800px;
  margin: 0 auto 20px;
  text-align: center;
  line-height: 1.8;
  color: inherit;
}

/* ===== 品牌介绍 ===== */
.brand-intro {
  background: var(--light-card);
}

body.dark-mode .brand-intro {
  background: var(--dark-card);
}

.brand-stats {
  display: flex;
  justify-content: center;
  gap: 50px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 20px 30px;
  background: rgba(255, 215, 0, 0.05);
  border-radius: var(--radius-md);
  min-width: 140px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 215, 0, 0.1);
  transition: transform var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent);
  display: inline;
  line-height: 1.2;
}

.stat-item span {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--secondary);
}

.stat-item p {
  margin-top: 8px;
  font-size: 0.95rem;
  color: inherit;
  opacity: 0.8;
}

/* ===== 团队/产品/案例网格 ===== */
.team-grid,
.product-grid,
.case-grid,
.core-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
  margin-top: 20px;
}

.team-card,
.product-card,
.case-card,
.core-item,
.related-item {
  background: var(--light-card);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  text-align: center;
  border: 1px solid rgba(0, 0, 0, 0.04);
  position: relative;
  overflow: hidden;
}

body.dark-mode .team-card,
body.dark-mode .product-card,
body.dark-mode .case-card,
body.dark-mode .core-item,
body.dark-mode .related-item {
  background: var(--dark-card);
  border-color: rgba(255, 255, 255, 0.04);
}

.team-card::before,
.product-card::before,
.case-card::before,
.core-item::before,
.related-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--secondary));
  opacity: 0;
  transition: opacity var(--transition);
}

.team-card:hover::before,
.product-card:hover::before,
.case-card:hover::before,
.core-item:hover::before,
.related-item:hover::before {
  opacity: 1;
}

.team-card:hover,
.product-card:hover,
.case-card:hover,
.core-item:hover,
.related-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.team-card svg,
.product-card svg,
.case-card svg,
.core-item svg {
  margin: 0 auto 16px;
  transition: transform var(--transition);
}

.team-card:hover svg,
.product-card:hover svg,
.case-card:hover svg,
.core-item:hover svg {
  transform: scale(1.1);
}

.team-card h3,
.product-card h3,
.case-card h3,
.core-item h3,
.related-item h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  font-weight: 700;
}

.team-card p,
.product-card p,
.case-card p,
.core-item p,
.related-item p {
  font-size: 0.95rem;
  opacity: 0.8;
  line-height: 1.6;
}

/* ===== 新闻网格 ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.news-grid article {
  background: var(--light-card);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

body.dark-mode .news-grid article {
  background: var(--dark-card);
  border-color: rgba(255, 255, 255, 0.04);
}

.news-grid article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.news-grid h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  font-weight: 700;
  line-height: 1.4;
}

.date {
  color: #888;
  font-size: 0.85rem;
  margin-bottom: 12px;
  display: block;
}

body.dark-mode .date {
  color: #999;
}

.read-more {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-block;
  transition: gap var(--transition);
  position: relative;
}

.read-more::after {
  content: ' →';
  transition: margin-left var(--transition);
}

.read-more:hover::after {
  margin-left: 6px;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 12px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition);
}

body.dark-mode .faq-item {
  border-color: rgba(255, 255, 255, 0.08);
}

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

.faq-question {
  background: rgba(0, 0, 0, 0.02);
  padding: 16px 20px;
  cursor: pointer;
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
}

.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--accent);
  transition: transform var(--transition);
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

body.dark-mode .faq-question {
  background: rgba(255, 255, 255, 0.03);
}

.faq-question:hover {
  background: rgba(255, 215, 0, 0.05);
}

.faq-answer {
  display: none;
  padding: 16px 20px;
  background: var(--light-card);
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

body.dark-mode .faq-answer {
  background: var(--dark-card);
  border-top-color: rgba(255, 255, 255, 0.04);
}

.faq-answer p {
  text-align: left;
  margin: 0;
}

/* ===== HowTo ===== */
.howto-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.howto-content h3 {
  margin-top: 28px;
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 700;
}

.howto-content ul,
.howto-content ol {
  margin: 12px 0 12px 24px;
  line-height: 1.8;
}

.howto-content li {
  margin-bottom: 6px;
}

.howto-content p {
  text-align: left;
  margin: 12px 0;
}

/* ===== 联系我们 ===== */
.contact-info {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-info p {
  margin-bottom: 12px;
  font-size: 1rem;
}

.contact-info strong {
  color: var(--accent);
}

.qr-codes {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.qr-item {
  text-align: center;
  padding: 16px;
  background: var(--light-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}

body.dark-mode .qr-item {
  background: var(--dark-card);
}

.qr-item:hover {
  transform: scale(1.05);
}

.qr-item svg {
  margin: 0 auto 12px;
  border-radius: var(--radius-sm);
}

.qr-item p {
  font-size: 0.9rem;
  margin: 0;
}

/* ===== 友情链接 & 网站地图 ===== */
.links ul,
.sitemap ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 10px;
}

.links a,
.sitemap a {
  color: var(--primary);
  font-weight: 500;
  transition: color var(--transition);
}

body.dark-mode .links a,
body.dark-mode .sitemap a {
  color: var(--accent);
}

.links a:hover,
.sitemap a:hover {
  color: var(--secondary);
}

/* ===== 品牌历史 ===== */
.history ul {
  max-width: 700px;
  margin: 0 auto;
  padding: 0;
}

.history li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 1rem;
  line-height: 1.6;
}

body.dark-mode .history li {
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

.history li strong {
  color: var(--accent);
  min-width: 60px;
  display: inline-block;
}

/* ===== 底部Footer ===== */
footer {
  background: linear-gradient(135deg, var(--primary), #0f0f1f);
  color: white;
  padding: 40px 20px 30px;
  text-align: center;
  position: relative;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-info p {
  margin: 6px 0;
  font-size: 0.9rem;
  opacity: 0.85;
}

.footer-info a {
  color: var(--accent);
  opacity: 0.9;
}

.footer-info a:hover {
  opacity: 1;
}

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

.footer-qr svg {
  margin: 0 auto 8px;
  border-radius: var(--radius-sm);
  transition: transform var(--transition);
}

.footer-qr:hover svg {
  transform: scale(1.05);
}

.footer-qr p {
  font-size: 0.85rem;
  opacity: 0.8;
}

/* ===== 返回顶部按钮 ===== */
#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: var(--primary);
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 999;
  box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

#backToTop.visible {
  opacity: 1;
  visibility: visible;
}

#backToTop:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 30px rgba(255, 215, 0, 0.45);
}

/* ===== 滚动动画 ===== */
.fade-out {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
  .hero-banner {
    height: 420px;
  }
  
  .brand-stats {
    gap: 30px;
  }
  
  .stat-item {
    min-width: 120px;
    padding: 16px 20px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(16px);
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-menu a {
    padding: 12px 16px;
    font-size: 1rem;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .search-box input {
    width: 80px;
  }
  
  .search-box input:focus {
    width: 120px;
  }
  
  .hero-banner {
    height: 340px;
    min-height: 40vh;
  }
  
  .slide-content h1 {
    font-size: 1.6rem;
  }
  
  .slide-content p {
    font-size: 1rem;
  }
  
  .section {
    padding: 50px 0;
  }
  
  .brand-stats {
    gap: 20px;
  }
  
  .stat-item {
    min-width: 100px;
    padding: 12px 16px;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .team-grid,
  .product-grid,
  .case-grid,
  .core-grid,
  .related-grid,
  .news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  
  .slider-controls button {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    padding: 8px 12px;
  }
  
  #backToTop {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    font-size: 1.3rem;
  }
  
  .qr-codes {
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .hero-banner {
    height: 280px;
  }
  
  .slide-content {
    padding: 20px;
  }
  
  .slide-content h1 {
    font-size: 1.3rem;
  }
  
  .btn-primary {
    padding: 12px 24px;
    font-size: 0.9rem;
  }
  
  .section h2 {
    font-size: 1.4rem;
  }
  
  .stat-number {
    font-size: 1.6rem;
  }
  
  .search-box input {
    width: 60px;
  }
  
  .search-box input:focus {
    width: 100px;
  }
}

/* ===== 暗黑模式额外调整 ===== */
body.dark-mode .section p {
  color: var(--dark-text);
}

body.dark-mode .team-card h3,
body.dark-mode .product-card h3,
body.dark-mode .case-card h3,
body.dark-mode .core-item h3,
body.dark-mode .related-item h3 {
  color: var(--accent);
}

body.dark-mode .news-grid h3 {
  color: var(--dark-text);
}

body.dark-mode .faq-question {
  color: var(--dark-text);
}

body.dark-mode .contact-info p {
  color: var(--dark-text);
}

body.dark-mode .history li {
  color: var(--dark-text);
}

body.dark-mode .links a,
body.dark-mode .sitemap a {
  color: var(--accent);
}

body.dark-mode .footer-info p {
  color: rgba(255, 255, 255, 0.8);
}

/* ===== 打印样式 ===== */
@media print {
  header,
  footer,
  #backToTop,
  .slider-controls,
  .slider-dots,
  .search-box,
  #darkModeToggle,
  .mobile-menu-btn {
    display: none !important;
  }
  
  .hero-banner {
    height: auto;
    min-height: auto;
  }
  
  .slide {
    position: relative;
    opacity: 1 !important;
    visibility: visible !important;
  }
  
  .section {
    page-break-inside: avoid;
  }
}

/* ===== 辅助功能 ===== */
@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;
  }
}

/* ===== 选择高亮 ===== */
::selection {
  background: var(--accent);
  color: var(--primary);
}

body.dark-mode ::selection {
  background: var(--accent);
  color: var(--primary);
}