* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: #555; background: #fff; font: 14px/1.85 "Microsoft YaHei", "PingFang SC", Arial, sans-serif; letter-spacing: 0; }
a { color: #2454b9; text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, summary:focus-visible { outline: 2px solid #d99920; outline-offset: 4px; }
.site-header { background: #fff; }
.header-inner { max-width: 1200px; min-height: 100px; margin: auto; display: flex; align-items: center; gap: 18px; }
.brand { flex: 0 0 378px; line-height: 0; }
.brand img { display: block; width: 378px; height: 80px; object-fit: contain; }
.main-nav { display: flex; flex: 1; min-width: 0; align-self: stretch; align-items: stretch; justify-content: space-between; }
.main-nav > a, .news-nav > a { display: flex; align-items: center; justify-content: center; min-height: 100px; padding: 0 12px; color: #222; white-space: nowrap; }
.main-nav a:hover { text-decoration: none; color: #2454b9; }
.news-nav { position: relative; display: flex; }
.news-nav > a { color: white; background: #2454b9; }
.news-nav > a:hover { color: white; }
.sub-menu { display: none; position: absolute; z-index: 10; top: 100%; left: 0; min-width: 180px; background: white; border: 1px solid #ddd; box-shadow: 0 4px 12px #00000015; }
.sub-menu a { display: block; color: #333; padding: 10px 18px; border-bottom: 1px solid #eee; }
.news-nav:hover .sub-menu, .news-nav:focus-within .sub-menu { display: block; }
.languages { flex: 0 0 66px; text-align: center; font-size: 12px; line-height: 1.7; }
.languages a { color: #222; }
.languages [aria-current="page"] { font-weight: bold; }
.page-banner { height: 300px; background: #2a73b4 url('/assets/content/original-waste-banner.jpg') center/cover no-repeat; }
.content-wrap { max-width: 1100px; padding: 0 24px; margin: auto; }
.breadcrumbs { margin: 28px 0 16px; color: #888; font-size: 12px; }
.page-intro { text-align: center; margin: 44px 0 28px; }
h1 { margin: 0 0 20px; color: #666; font-size: 28px; line-height: 1.5; font-weight: 700; overflow-wrap: anywhere; }
.page-summary { margin: 0 auto; max-width: 930px; text-align: left; font-size: 15px; }
.updated { font-size: 12px; color: #888; margin: 18px 0 0; }
.topic-nav { display: flex; justify-content: center; border-top: 1px solid #ddd; border-bottom: 1px solid #ddd; margin: 28px 0 40px; }
.topic-nav a { padding: 12px 34px; color: #666; }
.topic-nav a[aria-current="page"] { color: #2454b9; border-bottom: 2px solid #2454b9; font-weight: bold; }
article section { padding: 0 0 26px; margin: 0 0 30px; border-bottom: 1px solid #e8e8e8; scroll-margin-top: 24px; }
h2 { font-size: 20px; color: #2454b9; line-height: 1.6; margin: 0 0 14px; font-weight: 600; }
p { margin: 0 0 14px; }
ul, ol { padding-left: 24px; margin: 12px 0 18px; }
li { margin: 7px 0; }
.table-scroll { overflow-x: auto; margin: 18px 0; }
table { width: 100%; border-collapse: collapse; min-width: 560px; text-align: left; font-size: 14px; }
th, td { padding: 14px 16px; vertical-align: top; border: 1px solid #ddd; overflow-wrap: anywhere; }
th { background: #f3f5f8; color: #444; font-weight: 600; }
.references { font-size: 12px; color: #888; }
.references a { display: inline; margin-right: 12px; overflow-wrap: anywhere; }
.date-list { display: flex; gap: 12px; padding: 0; margin: 18px 0 28px; list-style: none; overflow-x: auto; }
.date-list li { margin: 0; flex: 0 0 210px; border: 1px solid #cdd7e9; border-radius: 4px; }
.date-list a { display: block; padding: 14px 18px; color: #555; }
.date-list time { display: block; color: #2454b9; font-size: 20px; line-height: 1.4; margin-bottom: 8px; }
.question-index { columns: 2; column-gap: 36px; }
.question-index li { break-inside: avoid; margin-bottom: 10px; }
.source-list a { overflow-wrap: anywhere; }
.service-contact { margin: 24px 0 60px; padding: 24px 0; border-top: 1px solid #ccc; }
.service-contact p { margin: 5px 0; }
.site-footer { background: #011838 url('/assets/vendor/03080e6390cd511d-AD0Il5WCBRACGAAgiaCfvgUohOG2oQIwgA84jgQ.jpg') center/cover no-repeat; color: #fff; padding: 48px 24px 24px; }
.footer-inner { max-width: 1100px; margin: auto; }
.footer-inner h2 { color: #fff; }
.footer-inner a { color: #fff; }
.footer-inner p { margin: 8px 0; }
.footer-meta { padding-top: 24px; margin-top: 28px; border-top: 1px solid #ffffff40; font-size: 12px; text-align: center; }
@media (max-width: 1100px) {
  .header-inner { gap: 8px; padding: 0 16px; }
  .brand { flex-basis: 300px; }
  .brand img { width: 300px; height: auto; }
  .main-nav > a, .news-nav > a { padding: 0 8px; font-size: 12px; }
}
@media (max-width: 760px) {
  .header-inner { flex-wrap: wrap; padding-top: 12px; gap: 8px 12px; }
  .brand { flex: 1; min-width: 0; }
  .brand img { width: 270px; max-width: 100%; height: auto; }
  .languages { flex: 0 0 58px; order: 1; }
  .main-nav { flex: 0 0 100%; order: 2; overflow-x: auto; justify-content: flex-start; border-top: 1px solid #eee; }
  .main-nav > a, .news-nav > a { min-height: 48px; padding: 0 14px; font-size: 12px; }
  .sub-menu { display: none !important; }
  .page-banner { height: 160px; }
  .content-wrap { padding: 0 18px; }
  .page-intro { margin-top: 26px; }
  h1 { font-size: 24px; }
  h2 { font-size: 18px; }
  .topic-nav a { padding: 11px 14px; }
  .question-index { columns: 1; }
  .site-footer { padding: 34px 18px 20px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }