:root {
  --bg-page: #ffffff;
  --bg-warm: #f7d1ab;
  --bg-warm-light: #fef6ee;
  --bg-warm-dark: #f0c09a;
  --bg-white: #FFFFFF;
  --bg-white-hover: #fafafa;
  --text-primary: #333333;
  --text-primary-dark: #1a1a1a;
  --text-secondary: #666666;
  --text-light: #999999;
  --text-lighter: #cccccc;
  --accent-red: #D4282D;
  --accent-red-light: #e64a4f;
  --accent-red-dark: #b01c20;
  --accent-red-lightest: #fde8e8;
  --border-color: #E8E4E0;
  --border-color-light: #f0ebe7;
  --border-color-dark: #d8d0c9;
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.03);
  --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.08);
  --shadow-deep: 0 25px 50px rgba(0, 0, 0, 0.12);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  outline: none;
}

a {
  text-decoration: none !important;
}

ul {
  list-style-type: none;
}

strong {
  color: var(--accent-red);
}
section {
  width: 100%;
  margin-bottom: 0px;
}

section:last-child {
  margin-bottom: 0;
}


.section h2 {
  margin-bottom: 40px;
  font-size: 40px;
  font-weight: bold;
  color: var(--text-primary-dark);
  letter-spacing: -0.5px;
}

.section h3 {
  margin-bottom: 32px;
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.25px;
}

.section h4 {
  margin-bottom: 24px;
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
}

.section p {
  margin-bottom: 24px;
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.section ul, .section ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.section li {
  margin-bottom: 12px;
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* Base styles */
body {
  max-width: 1920px;
  overflow-x: hidden;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0px !important;
  font-family: 'Noto Serif SC', serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Serif SC', serif;
  font-weight: bold;
  color: var(--text-primary-dark);
  line-height: 1.2;
  margin-bottom: 1rem;
}

a {
  text-decoration: dashed;
  white-space: nowrap;
  font-size: 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

a:hover {
  color: var(--accent-red);
  transform: translateY(-1px);
}

/* Link underline effect */
a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-red) 0%, var(--accent-red-light) 100%);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a:hover::after {
  width: 100%;
}

/* Header styles */
header {
  width: 100%;
  padding: 0 20px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 50;
}

@media (min-width: 768px) {
  header {
    padding: 0 24px;
    height: 90px;
    justify-content: space-evenly;

  }
}

/* Mobile menu toggle */
.peer {
  display: none;
}

/* Logo container */
.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 50;
}
.logo-container::after{
  height: 0px;
}
.logo {
  width: 48px;
  height: 48px;
}

@media (min-width: 768px) {
  .logo {
    width: 56px;
    height: 56px;
  }
}

.site-name {
  font-size: 24px;
  font-weight: bold;
  color: var(--accent-red);
}

@media (min-width: 768px) {
  .site-name {
    font-size: 30px;
  }
}

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

@media (min-width: 1024px) {
  .header-actions {
    gap: 32px;
  }
}

/* Mobile menu button */
.mobile-menu-button {
  display: block;
  cursor: pointer;
  z-index: 50;
}

@media (min-width: 768px) {
  .mobile-menu-button {
    display: none;
  }
}

.menu-icon,
.close-icon {
  width: 32px;
  height: 32px;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.menu-icon {
  display: block;
}

.close-icon {
  display: none;
}

.peer:checked~.mobile-menu-button .menu-icon {
  display: none;
}

.peer:checked~.mobile-menu-button .close-icon {
  display: block;
}

/* Desktop navigation */
.desktop-nav {
  display: none;
  align-items: center;
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
  }
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 18px;
}

@media (min-width: 1024px) {
  .nav-menu {
    gap: 48px;
  }
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--accent-red);
}

.dropdown-icon {
  margin-left: 8px;
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

.nav-item:hover .dropdown-icon {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  left: 0;
  top: 100%;
  margin-top: 12px;
  width: 560px;
  background-color: white;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  border-radius: 12px;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 50;
  border: 1px solid #e5e7eb;
  display: flex;
  gap: 60px;
}

.dropdown-column {
  flex: 1;
}

.dropdown-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dropdown-title {
  padding-left: 16px;
  white-space: nowrap;
  font-size: 16px;
  font-weight: 600;
  padding-bottom: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.dropdown-item {
  display: block;
  padding: 10px 16px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 15px;
  border-radius: 6px;
  margin-bottom: 2px;
}

.dropdown-item:hover {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transform: translateX(4px);
}

.dropdown-item:hover {
  background-color: #f9fafb;
  color: var(--accent-red);
}

/* Search container */
.search-container {
  position: relative;
  display: none;
}

@media (min-width: 768px) {
  .search-container {
    display: block;
  }
}

.search-input {
  width: 224px;
  padding: 12px 24px 12px 48px;
  background-color: #f9fafb;
  border: 1px solid transparent;
  border-radius: 9999px;
  font-size: 16px;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

@media (min-width: 1024px) {
  .search-input {
    width: 288px;
  }
}

.search-input:focus {
  outline: none;
  background-color: white;
  border-color: var(--accent-red);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.search-icon {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--text-light);
  pointer-events: none;
}

/* Subscribe button */
.subscribe-button {
  display: none;
  padding: 8px 12px;
  background-color: var(--accent-red);
  color: white;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.2s ease;
}



.subscribe-button:hover {
  opacity: 0.9;
  color: #ffffff;
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  top: 70px;
  background-color: white;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s ease, visibility 0.4s ease;
  z-index: 40;
  overflow-y: auto;
  max-height: calc(100vh - 70px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.peer:checked~.mobile-menu {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  display: block;
}

.mobile-nav-item {
  opacity: 0;
  transform: translateY(10px);
  animation: fadeInUp 0.3s ease forwards;
}

.mobile-nav-item:nth-child(1) { animation-delay: 0.1s; }
.mobile-nav-item:nth-child(2) { animation-delay: 0.2s; }
.mobile-nav-item:nth-child(3) { animation-delay: 0.3s; }
.mobile-nav-item:nth-child(4) { animation-delay: 0.4s; }
.mobile-nav-item:nth-child(5) { animation-delay: 0.5s; }

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

.mobile-menu-content {
  padding: 32px 20px 80px;
}

.mobile-nav-menu {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-nav-item {
  display: block;
}

.mobile-dropdown-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
}

.mobile-dropdown-icon {
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}

.mobile-dropdown[open] .mobile-dropdown-icon {
  transform: rotate(180deg);
}

.mobile-dropdown-menu {
  padding: 8px 0 16px 24px;
  border-bottom: 1px solid #f3f4f6;
}

.mobile-dropdown-title {
  padding: 12px 0 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.mobile-dropdown-item {
  display: block;
  padding: 10px 0;
  font-size: 16px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.2s ease;
}

.mobile-dropdown-item:hover {
  color: var(--accent-red);
  padding-left: 4px;
}

.mobile-nav-link {
  display: block;
  padding: 20px 0;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.mobile-nav-link:hover {
  color: var(--accent-red);
}

.mobile-nav-link.border-bottom {
  border-bottom: 1px solid #f3f4f6;
}

/* Mobile search */
.mobile-search {
  padding-top: 32px;
}

.mobile-search-container {
  position: relative;
}

.mobile-search-input {
  width: 100%;
  padding: 16px 24px 16px 56px;
  background-color: #f9fafb;
  border: 1px solid transparent;
  border-radius: 9999px;
  font-size: 16px;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.mobile-search-input:focus {
  outline: none;
  background-color: white;
  border-color: var(--accent-red);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.mobile-search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  color: var(--text-light);
  pointer-events: none;
}

/* Mobile subscribe */
.mobile-subscribe {
  padding-top: 32px;
}

.mobile-subscribe-button {
  display: block;
  width: 100%;
  text-align: center;
  padding: 16px;
  font-size: 20px;
  font-weight: bold;
  color: white;
  background-color: var(--accent-red);
  border-radius: 12px;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.mobile-subscribe-button:hover {
  opacity: 0.9;
}

@media (min-width: 768px) {
  .subscribe-button {
    display: inline-block;
  }
}

@media (max-width:767px) {
  .mobile-menu {
    display: block;
  }
}

.ri-arrow-right-line {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  vertical-align: middle;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23D4282D" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M5 12h14"/><path d="m12 5 7 7-7 7"/></svg>') no-repeat center center;
  background-size: contain;
}

/* Accordion styles */
.accordion {
  width: 100%;
}

.accordion-item {
  margin-bottom: 8px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.accordion-header {
  width: 100%;
  padding: 20px 24px;
  background-color: var(--bg-warm);
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.accordion-header:hover {
  background-color: #ffc38e;
}

.accordion-item.active .accordion-arrow {
  transform: rotate(270deg);
}

.accordion-icon {
  margin-right: 16px;
  color: var(--accent-red);
  font-size: 20px;
}

.accordion-title {
  flex: 1;
}

.accordion-arrow {
  transition: transform 0.3s ease;
  color: var(--text-secondary);
  width: 20px;
  height: 20px;
  transform: rotate(90deg);
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M5 12h14"/><path d="m12 5 7 7-7 7"/></svg>') no-repeat center center;
  background-size: contain;
}

.accordion-item.active .accordion-arrow {
  transform: rotate(270deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 24px;
  background-color: white;
}

.accordion-item.active .accordion-content {
  padding: 24px;
}

.accordion-content p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.6;
}


/* Mobile styles for accordion */
@media (max-width: 767px) {
  .accordion-header {
    padding: 16px 20px;
    font-size: 16px;
  }

  .accordion-icon {
    margin-right: 12px;
    font-size: 18px;
  }

  .accordion-item.active .accordion-content {
    padding: 20px;
  }

  .accordion-content p {
    font-size: 14px;
    line-height: 1.5;
  }

  .faq-section {
    background-color: #fff9f5;
    padding: 48px 24px;
    margin-bottom: 0;
  }

  .section-header {
    font-size: 24px;
    text-align: center;
  }
}

.footer {
    background-color: #1a1a1a;
    color: white;
    padding: 80px 0 40px;
    width: 100%;
}

.footer-content {
    margin: 0 auto;
    padding: 0 120px;
    display: grid;
    grid-template-columns: 2fr 2fr 1fr ;
    gap: 60px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer-description {
    font-size: 14px;
    line-height: 1.6;
    color: #b3b3b3;
    max-width: 380px;
}

.footer-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-secondary);
}

.footer-subtitle {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    margin: 60px auto 0;
    padding: 30px 120px 0;
    border-top: 1px solid #333;
    text-align: center;
}

.footer-copyright {
    font-size: 14px;
    color: #b3b3b3;
}

/* 响应式 */
@media (max-width: 1023px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 50px;
        padding: 0 60px;
    }
    
    .footer-links-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        padding: 30px 60px 0;
    }
}

@media (max-width: 767px) {
    .footer {
        padding: 60px 0 30px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 0 24px;
    }
    
    .footer-bottom {
        padding: 30px 24px 0;
    }
}